1 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
3 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
6 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
8 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
11 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
13 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
15 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
19 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
22 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
24 2005-12-14 Jakub Jelinek <jakub@redhat.com>
28 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
29 DECL_P, call get_section rather than get_named_section. Supply
32 2005-12-14 Ben Elliston <bje@au.ibm.com>
34 * c-common.c (c_common_truthvalue_conversion): Generalise warning
35 for addresses converted to booleans; not just function addresses.
36 * c-typeck.c (build_binary_op): Warn for address comparisons which
37 can never be NULL (eg. func == NULL or &var == NULL).
38 * common.opt (Walways-true): New option.
39 * c-opts.c (c_common_handle_option): Set it with -Wall.
40 * doc/invoke.texi: Document it.
42 2005-12-13 Paul Brook <paul@codesourcery.com>
44 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
45 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
47 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
49 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
50 (EXTRA_MULTILIB_PARTS): Define.
52 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
54 PR rtl-optimization/20070 / part1
55 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
56 count_or_remove_death_notes with kill == -1.
57 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
58 registers if PROP_POST_REGSTACK is set.
59 (mark_used_reg): Likewise.
60 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
61 REG_UNUSED notes for stack regs.
62 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
63 to match rtx_equiv_p machinery. Change caller.
64 (outgoing_edges_match): Likewise.
65 (try_crossjump_to_edge): Use struct_equiv_block_eq
66 instead of flow_find_cross_jump.
67 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
68 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
69 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
70 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
71 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
72 (insns_match_p): Update prototype.
73 (flow_find_cross_jump): Remove prototype.
74 (struct_equiv_block_eq, struct_equiv_init): Declare.
75 (rtx_equiv_p, condjump_equiv_p): Likewise.
76 * struct-equiv.c: Include reload.h.
77 (IMPOSSIBLE_MOVE_FACTOR): Define.
78 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
79 (struct_equiv_improve_checkpoint): Likewise.
80 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
81 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
82 (struct_equiv_merge, find_dying_input): Likewise.
83 (resolve_input_conflict, note_local_live): Likewise.
84 (death_notes_match_p): Change parameters and processing
85 to match rtx_equiv_p machinery. Change caller.
86 (insns_match_p): Likewise.
87 (flow_find_cross_jump): Replace with:
88 (struct_equiv_block_eq).
91 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
92 * recog.c (verify_changes): Make it static.
93 * recog.h: Remove the corresponding prototype.
95 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
97 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
100 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
102 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
103 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
104 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
105 TARGET_MS1_64_001 appropriately.
106 (ms1_machine_reorg): Use TARGET_MS2.
108 2005-12-13 Jakub Jelinek <jakub@redhat.com>
112 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
113 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
114 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
115 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
116 Set mode to SI, adjust constraints.
117 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
118 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
121 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
123 * c-cppbuiltin.c (builtin_define_float_constants): Add
124 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
125 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
126 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
127 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
128 to "((double)%sL)" otherwise "%s".
130 2005-12-13 Paul Brook <paul@codesourcery.com>
132 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
135 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
137 * tree-flow.h: Allow compilation with a C++ compiler.
138 (struct edge_prediction): Prefix all field names with "ep_".
139 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
140 (tree_predict_edge, combine_predictions_for_bb): Likewise.
141 (remove_predictions_associated_with_edge): Likewise.
143 2005-12-12 Jeff Law <law@redhat.com>
145 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
147 * passes.c (init_optimization_passes): Run reassociation again
148 after loop optimizations.
150 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
152 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
154 (optimize_stmt): Ditto.
155 (canonicalize_comparison): New function.
156 * tree-ssa-operands.c (swap_tree_operands): Make external.
157 (get_expr_operands): Stop auto-canonicalization.
158 * tree-ssa-reassoc.c: Rewrite.
159 (init_optimization_passes):
160 * tree-flow.h (swap_tree_operands): Prototype.
161 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
163 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
165 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
166 indicate function epilogue has been output.
167 (pa_asm_output_mi_thunk): Likewise.
168 (output_deferred_plabels): Put plabels in readonly data section when
169 not generating PIC code.
170 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
171 information. Add assert.
172 (som_output_comdat_data_section_asm_op): New function.
173 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
174 instead of output_section_asm_op for COMDAT sections.
176 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
178 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
179 Fix whitespace in vincinity of to-be-installed changes.
180 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
181 (insns_match_p): Likewise.
183 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
185 * config.gcc (ms1): Replace with ...
187 * config/ms1: Rename to ...
188 * config/mt: ... here. Rename ms1 files to mt.
189 * config/mt/mt.c: Adjust gt-mt.h #include.
190 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
191 (crti.o, crtn.o): Adjust file names.
193 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
195 * varray.h: Allow compilation with a C++ compiler.
196 (union varray_data_tag): Prefix all field names with "vdt_".
197 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
198 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
199 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
200 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
201 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
202 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
203 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
204 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
205 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
206 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
207 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
208 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
209 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
210 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
211 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
212 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
213 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
214 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
215 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
216 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
217 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
218 VARRAY_TOP_TREE_PTR): Likewise.
219 * varray.c (varray_grow): Likewise.
220 (varray_clear): Likewise.
222 2005-12-12 Alan Modra <amodra@bigpond.net.au>
225 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
226 alignment to doubleword if the first field is a double array.
227 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
229 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
231 * tree-ssa-structalias.c (process_constraint): Remove code to
232 transform addressofs into scalar.
233 (create_variable_info_for): In whole-program IPA, globals don't
234 point to ANYTHING by default.
236 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
238 * timevar.def (TV_IPA_PTA): New.
239 * tree-pass.h (pass_ipa_pta): New
240 * tree-ssa-structalias.c: Include cgraph.h
242 (predbitmap_obstack): New.
243 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
244 (struct constraint_stats): Add num_edges.
245 (new_var_info): Don't call bitmap_clear.
246 (struct constraint_edge): Update docs.
247 (new_constraint_edge): Remove src param.
248 (struct constraint_graph): Add zero_weight_succs,
249 zero_weight_preds. Update docs.
250 (constraint_expr_equal): Reformat.
251 (constraint_edge_equal): Update for removal of src.
252 (constraint_edge_less): Ditto.
253 (constraint_edge_vec_find): Ditto.
254 (erase_graph_self_edge): Update for removal of src and and zero
256 (clear_edges_for_node): Ditto.
257 (add_graph_edge): Ditto.
258 (get_graph_weights): Ditto.
259 (allocate_graph_weights): Ditto.
260 (merge_graph_nodes): Ditto.
261 (int_add_graph_edge): Ditto.
262 (valid_graph_edge): Ditto.
263 (valid_weighted_graph_edge): Ditto.
264 (build_constraint_graph): Ditto.
266 (collapse_nodes): Ditto.
267 (process_unification_queue): Ditto.
269 (solve_graph): Ditto.
270 (do_structure_copy): Ditto.
271 (perform_var_substitution): Ditto.
272 Init and release obstack.
273 (handle_ptr_arith): Try to resolve directly.
274 (find_func_aliases): Don't call update_alias_info here
275 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
276 (do_sd_constraint): Add code for propagating faster.
278 (do_ds_constraint): Ditto.
279 (count_num_arguments): New function.
280 (create_function_info_for): Ditto.
281 (create_variable_info_for): Handle FUNCTION_DECL.
282 (intra_create_variable_infos): Use make_constraint_to_anything.
283 (init_alias_vars): Init obstacks here.
284 (need_to_solve): Handle zero weight graph changes.
285 (compute_points_to_sets): Call update_alias_info here.
286 (delete_points_to_sets): Free zero weight preds/succs here.
288 (ipa_pta_execute): New
290 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
292 * tree-ssa-structalias.c (var_anyoffset): Removed.
293 (anyoffset_tree): Ditto.
294 (anyoffset_id): Ditto.
295 (do_deref): Take vector of constraints, no return value.
296 Update to work on vector.
297 (get_constraint_for): Ditto.
298 (get_constraint_for_component_ref): Ditto.
299 (do_structure_copy): Ditto.
300 (handle_ptr_arith): Ditto.
301 (find_func_aliases): Ditto.
302 (set_uids_in_ptset): Remove anyoffset handling.
303 (init_base_vars): Ditto.
305 2005-12-10 Mark Mitchell <mark@codesourcery.com>
308 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
309 DECL_EXTERNAL functions have no bodies. Tidy.
311 2005-12-10 Andreas Schwab <schwab@suse.de>
313 * except.c (switch_to_exception_section): Only define if
314 TARGET_UNWIND_INFO is not defined.
316 2005-12-10 Richard Sandiford <richard@codesourcery.com>
318 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
319 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
321 2005-12-10 Richard Sandiford <richard@codesourcery.com>
323 * output.h (init_section, fini_section): Delete.
324 * varasm.c (init_section, fini_section): Delete.
325 (init_varasm_once): Don't initialize them.
326 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
327 there are no corresponding varasm.c variables.
329 2005-12-10 Richard Sandiford <richard@codesourcery.com>
331 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
332 of EH_FRAME_SECTION_NAME into...
333 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
335 * except.c (default_exception_section): Delete, moving most
337 (switch_to_exception_section): ...this new function. Set
338 exception_section if it is still null, then switch to it.
339 (output_function_exception_table): Use switch_to_exception_section.
340 * varasm.c (exception_section, eh_frame_section): Update comments.
341 (get_section): Hoist use of SECTION_NAMED.
342 (init_varasm_once): Don't set exception_section and eh_frame_section.
343 * output.h (default_exception_section): Delete.
344 (default_eh_frame_section): Delete.
346 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
348 * config/bfin/bfin.c: Include "cgraph.h".
349 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
350 Return the reg that holds the pointer to the GOT.
351 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
352 doing stack checking.
354 2005-12-09 Diego Novillo <dnovillo@redhat.com>
356 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
357 recompute_tree_invarant_for_addr_expr.
358 Update uses everywhere.
360 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
362 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
363 (MULTILIB_DIRNAMES): Define.
365 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
368 * config/s390/s390.c (struct s390_address): New field literal_pool.
369 (s390_decompose_address): Compute literal_pool field. Do not
370 assume register %r13 is always (and solely) used as pool base.
371 (s390_extra_constraint_str): Use literal_pool field.
373 2005-12-09 Thiemo Seufer <ths@networkno.de>
375 * config/mips/mips.c (override_options): Don't allow too small
376 integers in FP registers.
378 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
380 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
381 targetm.binds_local_p to check for local function calls.
383 2005-12-09 Alan Modra <amodra@bigpond.net.au>
386 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
387 call_used_regs can't be used to save reg in another reg.
389 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
390 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
392 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
394 * except.c (output_ttype): Likewise.
395 * tree-object-size.c (collect_object_sizes_for): Likewise.
396 (check_for_plus_in_loops_1): Likewise.
397 (check_for_plus_in_loops): Likewise.
398 (compute_object_sizes): Use gcc_unreachable instead of abort.
400 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
402 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
403 (loop_end, loop_init, doloop_end): New insns.
404 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
405 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
406 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
407 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
408 * config/ms1/ms1.c: #include basic-block.h
409 (struct machine_function): Add has_loops field.
411 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
412 (struct loop_info, struct loop_work): New.
413 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
414 (ms1_reorg_loops): New loop optimization.
415 (ms1_machine_reorg): Call it.
416 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
418 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
420 PR tree-optimization/25248
421 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
422 evolution_of_loop from the failed attempt. Remove handling
425 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
427 * tree.h (DECL_EXTERNAL): Clarify documentation.
429 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
430 Jakub Jelinek <jakub@redhat.com>
433 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
434 argument. Don't drop outer ANDs.
435 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
436 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
438 * config/s390/predicates.md (setmem_operand): Remove.
439 (shift_count_operand): Rename to...
440 (shift_count_or_setmem_operand): ... this. Adjust
441 s390_decompose_shift_count caller.
442 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
443 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
444 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
445 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
446 rotl<mode>3_and, setmem_long_and): New insns.
447 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
448 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
449 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
450 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
451 of shift_count_operand.
452 (setmem_long): Use shift_count_or_setmem_operand instead of
455 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
456 Andreas Tobler <a.tobler@schweiz.ch>
458 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
461 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
463 * expr.c (force_operand): Use convert_to_mode for conversions.
465 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
467 * reload.h (reg_equiv_invariant): Declare.
468 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
469 register also when reg_equiv_invariant[R] is set.
471 2005-12-07 Richard Sandiford <richard@codesourcery.com>
472 Andreas Tobler <a.tobler@schweiz.ch>
474 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
476 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
478 * tree-ssa-pre.c (bitmap_set_and): New function.
479 (bitmap_set_and_compl): New function.
480 (bitmap_set_empty_p): New function.
481 (insert_extra_phis): New function.
482 (compute_avail): Use insert_extra_phis.
484 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
486 * config/s390/s390.c (s390_expand_atomic): New function.
487 Adjust comment of helper functions.
488 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
489 * config/s390/s390.md ("ATOMIC"): New code macro.
490 ("atomic"): Corresponding new code attribute.
491 ("sync_lock_test_and_set[hq]i",
492 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
494 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
496 * config/s390/s390.c (s390_expand_mask_and_shift,
497 struct alignment_context, init_alignment_context,
498 s390_expand_cs_hqi): New.
499 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
500 * config/s390/s390.md ("sync_compare_and_swaphi",
501 "sync_compare_and_swapqi"): New pattern.
503 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
505 Fix PR tree-optimization/25291
506 * tree-ssa-operands.c (add_call_clobber_ops): Remove
507 redundant and crashing check.
509 2005-12-08 Alan Modra <amodra@bigpond.net.au>
512 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
513 tests further when !strict && reload_in_progress.
514 (print_operand): Check that both operands of indexed address are regs.
515 (print_operand_address): Likewise.
516 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
517 (INT_REG_OK_FOR_BASE_P): Correct.
519 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
521 Preparation for PR rtl-optimization/20070 / part1
522 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
523 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
524 outgoing_edges_match.
525 (outgoing_edges_match): Use condjump_equiv_p.
526 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
528 * struct-equiv.c: New file.
529 (death_notes_match_p) New function, broken out of insns_match_p.
530 * Makefile.in (OBJS-common): Add struct-equiv.o.
531 (struct-equiv.o): New target.
533 2005-12-07 Richard Sandiford <richard@codesourcery.com>
535 * coretypes.h: Revert previous change.
536 * config/darwin.h: Revert previous reversion.
537 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
539 2005-12-07 Richard Sandiford <richard@codesourcery.com>
541 * coretypes.h (section): Provide dummy definition for target files.
542 * config/darwin.h: Revert previous change.
544 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
546 * doc/sourcebuild.texi (all.build, install-normal): Remove.
547 * configure.ac: Remove all.build and install-normal from target_list
548 * configure: Regenerate.
549 * Makefile.in (install): Don't depend on install-normal.
551 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
553 * Makefile.in: Document the use of stamps.
555 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
557 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
558 * Makefile.in: Add code to compute some dependencies on s-gtype
559 automatically. Remove the declaration of those dependencies.
561 2005-12-07 Richard Sandiford <richard@codesourcery.com>
563 * gcc/reload.c (push_secondary_reload): Fix typo:
564 s/insn_constraint/scratch_constraint/.
566 2005-12-07 Richard Sandiford <richard@codesourcery.com>
568 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
570 2005-12-07 Richard Sandiford <richard@codesourcery.com>
572 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
573 (alpha_elf_select_rtx_section): Return the selected section rather
574 than emitting assembly code.
575 (alpha_write_linkage): Emit a ".link" directive directly and then
576 set in_section to NULL.
577 (vms_asm_out_constructor): Use switch_to_section.
578 (vms_asm_out_destructor): Likewise.
579 (unicosmk_output_common): Set in_section to NULL instead of calling
580 the dummy common_section function.
581 (unicosmk_text_section): Delete in favor of...
582 (unicosmk_output_text_section_asm_op): ...this new function.
583 (unicosmk_data_section): Delete in favor of...
584 (unicosmk_output_data_section_asm_op): ...this new function.
585 (unicosmk_init_sections): New function.
586 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
587 (unicosmk_output_ssib): Set in_section to NULL instead of calling
588 the dummy ssib_section function.
589 (unicosmk_section_buf): Delete.
590 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
591 (unicosmk_data_section): Delete.
592 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
593 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
594 (SECTION_FUNCTION_TEMPLATE): Delete.
595 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
596 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
597 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
598 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
599 (TARGET_ASM_INIT_SECTIONS): Define.
600 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
601 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
602 (link_section, literals_section): Delete.
603 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
604 set in_section to NULL.
606 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
607 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
608 (COMMON_SECTION): Delete.
609 (TARGET_ASM_INIT_SECTIONS): Define.
610 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
611 the dummy common_section function.
612 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
613 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
614 between readonly_data_section and text_section to check whether
615 read-only data is being put in the text section.
616 (arm_output_function_epilogue): Use switch_to_section.
617 (arm_elf_asm_constructor): Likewise.
618 (thumb_call_via_reg): Replace call to in_text_section with
619 a comparison between in_section and text_section.
620 (arm_file_end): Use switch_to_section.
621 (aof_text_section): Delete in favor of...
622 (aof_output_text_section_asm_op): ...this new function.
623 (aof_data_section): Delete in favor of...
624 (aof_output_data_section_asm_op): ...this new function.
625 (aof_asm_init_sections): New function.
626 (zero_init_section): Moved from config/arm/aof.h.
627 (aof_dump_imports, aof_file_start): Use switch_to_section.
628 * config/arm/arm.h (thumb_call_via_label): Update comment.
629 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
630 (common_section): Delete.
631 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
632 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
633 global switch_to_section function instead of the old port-local one.
634 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
635 (SWITCH_TO_SECTION_FUNCTION): Delete.
636 (drectve_section): Redefine as a macro.
637 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
638 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
641 * config/avr/avr.c (progmem_section): New variable.
642 (avr_output_progmem_section_asm_op): New function.
643 (avr_asm_init_sections): New function.
644 (avr_output_addr_vec_elt): Use switch_to_section.
645 * config/avr/avr.h (progmem_section): Declare.
646 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
647 (READONLY_DATA_SECTION): Delete.
648 (TARGET_ASM_INIT_SECTIONS): Define.
649 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
650 * config/avr/avr-protos.h (progmem_section): Delete.
652 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
654 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
655 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
657 * config/darwin-sections.def: New file.
658 * config/darwin.c: Define all sections in darwin-sections.def.
659 (output_objc_section_asm_op, darwin_init_sections): New functions.
660 (machopic_output_indirection): Use switch_to_section.
661 (machopic_select_section): Return the selected section rather than
662 emitting assembly code. Replace the static function table with
663 inline conditional expressions. Update the tests of last_text_section
664 and move them into the FUNCTION_DECL block.
665 (machopic_select_rtx_section): Return the selected section rather than
666 emitting assembly code.
667 (machopic_asm_out_constructor, machopic_asm_out_destructor)
668 (darwin_file_end): Use switch_to_section.
669 * config/darwin.h: Use darwin-sections.def to declare sections.
670 (INIT_SECTION_ASM_OP): Remove empty definition.
671 (HAS_INIT_SECTION): Define this instead.
672 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
673 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
674 (TARGET_ASM_EH_FRAME_SECTION): Delete.
675 (TARGET_ASM_INIT_SECTIONS): Define.
676 * config/darwin-protos.h (darwin_init_sections): Declare.
677 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
678 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
679 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
680 (constructor_section, destructor_section, mod_init_section): Delete.
681 (mod_term_section): Delete.
682 (darwin_exception_section, darwin_eh_frame_section): Delete.
683 (machopic_select_section): Return a section.
684 (machopic_select_rtx_section): Likewise.
685 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
686 (const_section, const_coal_section, const_data_section): Delete.
687 (const_data_coal_section, data_coal_section, cstring_section): Delete.
688 (literal4_section, literal8_section, constructor_section): Delete.
689 (mod_init_section, mod_term_section, destructor_section): Delete.
690 (objc_class_section, objc_meta_class_section, objc_category_section)
691 (objc_class_vars_section, objc_instance_vars_section): Delete.
692 (objc_cls_meth_section, objc_inst_meth_section): Delete.
693 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
694 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
695 (objc_symbols_section, objc_module_info_section): Delete.
696 (objc_image_info_section, objc_protocol_section): Delete.
697 (objc_string_object_section, objc_constant_string_object_section)
698 (objc_class_names_section, objc_meth_var_names_section): Delete.
699 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
700 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
701 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
702 (darwin_exception_section, darwin_eh_frame_section): Delete.
703 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
705 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
706 (frv_asm_out_destructor): Likewise.
707 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
708 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
709 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
711 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
712 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
713 (data_section): Delete.
715 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
716 (DRECTVE_SECTION_FUNCTION): Delete.
717 (drectve_section): Redefine as a macro that sets in_section after
718 emitting the directive.
719 (SWITCH_TO_SECTION_FUNCTION): Delete.
720 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
721 in_text_section with comparison between in_section and text_section.
722 * config/i386/i386.c (x86_64_elf_select_section): Return the section
723 rather than emitting assembly code. Use get_named_section.
724 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
726 (machopic_output_stub): Use switch_to_section.
727 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
728 (nwld_named_section_asm_out_destructor): Use get_section and
731 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
732 rather than emitting assembly code.
733 (ia64_rwreloc_select_section): Likewise.
734 (ia64_rwreloc_select_rtx_section): Likewise.
735 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
736 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
738 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
739 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
741 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
742 section rather than emitting assembly code.
743 (iq2000_select_section): Likewise.
744 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
745 (sbss_section): Delete.
747 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
748 and get_named_section.
749 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
751 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
752 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
753 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
754 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
756 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
757 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
758 global switch_to_section function instead of the old port-local one.
759 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
760 (SWITCH_SECTION_FUNCTION): Delete.
761 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
762 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
763 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
764 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
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 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
770 * config/mips/mips.c (mips_file_start): Update comment.
771 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
772 (mips_output_aligned_decl_common): Use switch_to_section.
773 (mips_select_rtx_section): Return the section rather than emitting
774 assembly code. Use get_named_section.
775 (mips_function_rodata_section: Likewise get_section.
776 (build_mips16_function_stub): Use switch_to_section.
777 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
778 (SDATA_SECTION_ASM_OP): Delete.
779 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
780 (EXTRA_SECTION_FUNCTIONS): Delete.
782 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
783 (mmix_asm_output_aligned_local): Use switch_to_section.
785 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
786 (som_one_only_readonly_data_section): New variables.
787 (pa_output_function_epilogue): Set in_section to NULL instead of
788 calling forget_section.
789 (output_deferred_plabels): Use select_section.
790 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
791 of calling forget_section.
792 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
793 (pa_asm_output_aligned_local): Use select_section.
794 (som_text_section_asm_op): Delete in favor of...
795 (som_output_text_section_asm_op): ...this new function.
796 (pa_som_asm_init_sections): New function.
797 (pa_select_section): Return the section rather than emitting
799 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
800 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
801 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
802 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
803 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
804 (som_readonly_data_section, som_one_only_readonly_data_section)
805 (som_one_only_data_section, forget_section): Delete.
806 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
807 (TARGET_ASM_INIT_SECTIONS): Define.
808 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
810 * config/rs6000/rs6000.c (read_only_data_section): New variable.
811 (private_data_section, read_only_private_data_section): New variables.
812 (sdata2_section, toc_section): New variables.
813 (rs6000_file_start): Use switch_to_section.
814 (rs6000_assemble_integer): Use comparisons against in_section
815 instead of calling in_toc_section and in_text_section. Use
816 unlikely_text_section_p.
817 (rs6000_elf_output_toc_section_asm_op): New function, derived
818 from the old rs6000/sysv4.h toc_section function.
819 (rs6000_elf_asm_init_sections): New function.
820 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
821 the section rather than emitting assembly code.
822 (machopic_output_stub): Use switch_to_section.
823 (toc_section): Delete dummy function.
824 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
825 switch_to_section and get_section.
826 (rs6000_xcoff_output_readonly_section_asm_op): New function.
827 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
828 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
829 the old rs6000/xcoff.h toc_section function.
830 (rs6000_xcoff_asm_init_sections): New function.
831 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
832 the section rather than emitting assembly code.
833 (rs6000_xcoff_file_start): Use switch_to_section.
834 (rs6000_xcoff_file_end): Likewise.
835 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
836 (sdata2_section, sbss_section, private_data_section): Delete.
837 (read_only_data_section, read_only_private_data_section): Delete.
838 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
839 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
840 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
841 (FINI_SECTION_FUNCTION): Delete.
842 (TARGET_ASM_INIT_SECTIONS): Define.
843 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
844 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
845 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
846 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
847 (READONLY_DATA_SECTION): Delete.
848 (TARGET_ASM_INIT_SECTIONS): Define.
849 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
850 to NULL rather than no_section.
851 (TARGET_ASM_EXCEPTION_SECTION): Delete.
853 * config/sh/sh.c (sh_file_start): Use switch_to_section.
855 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
856 (sparc_output_deferred_case_vectors): Likewise. Remove argument
857 from call to current_function_section.
859 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
860 (bss100_section): New variable.
861 (xstormy16_asm_output_aligned_common): Use switch_to_section.
862 (xstormy16_asm_init_sections): New function.
863 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
864 switch_to_section and get_section.
865 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
866 from calls to current_function_section.
867 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
868 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
869 (TARGET_ASM_INIT_SECTIONS): Define.
870 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
872 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
873 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
874 (FINI_SECTION_FUNCTION): Delete.
876 * config/v850/v850.c: Include gt-v850.h.
877 (rosdata_section, rozdata_section, tdata_section, zdata_section)
878 (zbss_section): New variables.
879 (v850_output_aligned_bss): Use switch_to_section.
880 (v850_asm_init_sections): New function.
881 (v850_select_section): Return the section rather than emitting
883 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
884 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
885 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
886 (TARGET_ASM_INIT_SECTIONS): Define.
887 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
888 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
889 (zbss_section): Delete.
891 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
893 * config/vx-common.h (vxworks_exception_section): Delete.
894 (TARGET_ASM_EXCEPTION_SECTION): Delete.
896 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
897 section rather than emitting assembly code.
898 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
901 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
902 * coretypes.h (section): New union and typedef.
903 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
904 from call to current_function_section.
905 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
906 (dbxout_symbol_location): Use switch_to_section.
907 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
908 most of the code into...
909 (default_eh_frame_section): ...here. Return a section.
910 (collect2_eh_frame_section): Delete, moving most of the code into..
911 (switch_to_eh_frame_section): ...this new function.
912 (debug_info_section, debug_abbrev_section, debug_aranges_section)
913 (debug_macinfo_section, debug_line_section, debug_loc_section)
914 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
916 (output_call_frame_info): Call switch_to_eh_frame_section instead of
917 eh_frame_section. Use switch_to_section and get_section.
918 (dwarf2out_begin_prologue): Use switch_to_section.
919 (AT_string_form): Check the flags in debug_str_section instead of
920 DEBUG_STR_SECTION_FLAGS.
921 (output_comp_unit): Use switch_to_section, get_section, and
923 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
924 (dwarf2out_begin_block): Use switch_to_section. Remove argument
925 from call to current_function_section.
926 (dwarf2out_var_location): Use unlikely_text_section_p.
927 (dwarf2out_source_line): Use switch_to_section. Remove argument
928 from call to current_function_section.
929 (dwarf2out_start_source_file, dwarf2out_end_source_file)
930 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
931 debug_macinfo_section.
932 (dwarf2out_init): Initialize the new section variables. Use them
933 instead of calls to named_section_flags. Use switch_to_section.
934 (output_indirect_string): Use switch_to_section and debug_str_section.
935 (dwarf2out_finish): Use switch_to_section and the new section
937 * except.c (default_exception_section): Return the section instead
938 of emitting assembly code.
939 (output_function_exception_table): Use the global exception_section
940 variable instead of the target hook. Use switch_to_section. Remove
941 argument from call to current_function_section.
942 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
943 (shorten_branches): Use pointer comparisons to detect whether the
944 text section is the same as readonly_data_section.
945 (profile_function): Use switch_to_section. Remove argument from
946 call to current_function_section.
947 (final_scan_insn): Likewise. Update use of last_text_section.
948 * gengtype.c (open_base_files): Add an include of output.h.
949 * output.h (text_section, data_section, readonly_data_section)
950 (ctors_section, dtors_section, bss_section, init_section)
951 (fini_section, sdata_section): Turn into section pointers.
952 (in_text_section, in_unlikely_text_section, exports_section)
953 (drectve_section, named_section, mergeable_string_section)
954 (last_text_section_name): Delete.
955 (default_exception_section, default_eh_frame_section): Return sections.
956 (SECTION_DECLARED, SECTION_NAMED): New macros.
957 (SECTION_MACH_DEP): Bump value.
958 (section_common, named_section, unnamed_section): New structures.
959 (unnamed_section_callback): New typedef.
960 (section): New union.
961 (sbss_section, exception_section, eh_frame_section): New variables.
962 (in_section, last_text_section): Turn into section pointers.
963 (get_unnamed_section, get_section, get_named_section): New functions.
964 (mergeable_constant_section, function_section): Return a section.
965 (unlikely_text_section): Likewise.
966 (current_function_section): Likewise. Remove the decl argument.
967 (unlikely_text_section_p, switch_to_section): New functions.
968 (output_section_asm_op): New function.
969 (set_named_section_flags, named_section_flags, named_section_real)
970 (named_section_first_declaration): Delete.
971 (default_select_section, default_elf_select_section): Return a section.
972 (default_elf_select_section_1, default_function_rodata_section)
973 (default_no_function_rodata_section, default_select_rtx_section)
974 (default_elf_select_rtx_section): Likewise.
975 * rtl.h (in_data_section): Delete.
976 * sdbout.c (sdbout_one_type): Use switch_to_section.
977 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
978 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
979 (TARGET_ASM_EH_FRAME_SECTION): Poison.
980 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
981 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
982 (TARGET_ASM_OUT): Update after above changes.
983 * target.h (init_sections): New hook.
984 (exception_section, eh_frame_section): Delete.
985 (select_section, select_rtx_section, function_rodata_section): Return
986 a section rather than emitting assembly code.
987 * varasm.c (text_section, data_section, readonly_data_section)
988 (ctors_section, dtors_section, bss_section, init_section)
989 (fini_section): Turn into section pointers.
990 (sdata_section, sbss_section, exception_section): New variables.
991 (eh_frame_section): New variable.
992 (in_section): Make global and turn into a section pointer.
993 (last_text_section): Turn into a section pointer.
994 (unnamed_sections): New variable.
995 (in_named_name, last_text_section_name): Delete.
996 (EXTRA_SECTION_FUNCTIONS): Delete.
997 (in_named_entry): Delete.
998 (section_htab): New variable, replacing...
999 (in_named_htab): ...this deleted variable.
1000 (section_entry_eq, section_entry_hash): New functions, based on...
1001 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1002 (get_unnamed_section, get_section): New functions.
1003 (unlikely_text_section): Return a section instead of emitting
1005 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1006 (get_named_section_flags, named_section_first_declaration): Delete.
1007 (unlikely_text_section_p): New function.
1008 (named_section_real, named_section): Delete.
1009 (get_named_section): New function.
1010 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1011 (function_section): Return a section rather than emitting
1013 (current_function_section): Likewise. Remove argument. Use
1014 last_text_section if nonnull, otherwise use function_section.
1015 (default_function_rodata_section): Return a section rather than
1016 emitting assembly code. Use get_section.
1017 (default_no_function_rodata_section): Return a section rather than
1018 emitting assembly code.
1019 (variable_section): Use switch_to_section and get_named_section.
1020 (mergeable_string_section): Return a section rather than emitting
1021 assembly code. Use get_section. Make static. Don't take special
1022 countermeasures for empty strings.
1023 (mergeable_constant_section): Return a section rather than emitting
1024 assembly code. Use get_section.
1025 (default_named_section_asm_out_destructor): Use switch_to_section
1027 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1028 (default_named_section_asm_out_constructor): Use switch_to_section
1030 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1031 (assemble_start_function): Likewise. Set last_text_section to
1032 NULL rather than no_section. Change the type of save_section.
1033 (assemble_zeros, assemble_variable): Use the section flags to detect
1034 whether or not a section is text.
1035 (assemble_static_space): Use switch_to_section.
1036 (assemble_trampoline_template): Likewise.
1037 (output_constant_def_contents): Use switch_to_section and
1039 (output_constant_pool_1): Use switch_to_section. Use the section
1040 flags to see whether sections contain mergeable data.
1041 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1042 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1043 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1044 whether a section has already been declared.
1045 (default_select_section, default_elf_select_section): Return a
1046 section rather than emitting assembly code.
1047 (default_elf_select_section_1): Likewise. Use bss_section for
1048 SECCAT_BSS if nonnull. Use get_named_section.
1049 (default_select_rtx_section): Return a section rather than
1050 emitting assembly code.
1051 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1052 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1053 (output_section_asm_op, switch_to_section): New functions.
1054 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1057 * doc/tm.texi: Expand the introduction to the sections documentation.
1058 (TRAMPOLINE_SECTION): Document new interface.
1059 (SDATA_SECTION_ASM_OP): Document new macro.
1060 (READONLY_DATA_SECTION): Delete.
1061 (SDATA_SECTION_ASM_OP): Document new macro.
1062 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1063 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1064 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1065 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1066 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1068 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1070 * gcc.c (init_gcc_specs): Match braces inside conditionally
1073 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1075 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1077 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1080 * tree.c (integer_all_onesp): Always return true if all bits on.
1082 * testsuite/g++.dg/init/array0.C: New.
1084 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1086 * doc/md.texi: Adapt to implementation.
1088 2005-12-06 Andreas Schwab <schwab@suse.de>
1090 * opts.c (decode_options): Fix typo in message.
1092 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1095 * longlong.h: Merge PPC tests from upstream.
1097 2005-12-06 Richard Guenther <rguenther@suse.de>
1099 * fold-const.c (fold_convert): Do not build and fold
1100 CONVERT_EXPR, but always use NOP_EXPR.
1102 2005-12-06 Jan Beulich <jbeulich@novell.com>
1104 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1105 __builtin_ia32_paddq and __builtin_ia32_subq.
1106 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1107 __builtin_ia32_pshufw.
1108 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1110 2005-12-05 James E Wilson <wilson@specifix.com>
1113 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1116 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1118 * print-tree.c (print_node): Ditto.
1119 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1120 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1121 before accessing DECL_ARTIFICIAL.
1122 Handle new tag tree codes.
1123 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1125 (unmodifiable_var_p): Ditto.
1126 * tree-flow.h (mem_tag_kind): Remove.
1127 (struct var_ann_d): Remove mem_tag_kind member.
1128 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1129 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1130 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1131 (group_aliases): Ditto.
1132 (setup_pointers_and_addressables): Ditto.
1133 (is_escape_site): Ditto.
1134 (may_alias_p): Ditto.
1135 (create_tag_raw): New function.
1136 (create_memory_tag): Use it.
1137 (dump_alias_info): Update for tags.
1138 (may_be_aliased): Ditto.
1139 (add_type_alias): Ditto.
1140 (new_type_alias): Ditto.
1141 (create_sft): Ditto.
1142 (create_structure_vars): Ditto.
1143 * tree-ssa-ccp.c (get_default_value): Ditto.
1144 * tree-ssa-operands.c (get_expr_operands): Ditto.
1145 (add_stmt_operand): Ditto.
1146 (add_call_clobber_ops): Remove duplicated condition.
1147 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1149 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1150 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1151 * tree.c (init_ttree): Update structures for new tree codes.
1152 (tree_code_size): Update sizes for new tree codes.
1153 (make_node_stat): Don't try to set common things on minimal
1155 (tree_node_structure): Update for tags.
1156 (is_global_var): Ditto.
1157 * tree.def: Add new tree codes.
1158 * tree.h (MTAG_P): New macro.
1159 (TREE_MEMORY_TAG_CHECK): Ditto.
1160 (SSA_VAR_P): Update for tags.
1161 (struct tree_memory_tag): New structure.
1162 (MTAG_GLOBAL): New macro.
1163 (union tree_node): Add memory tag member.
1164 * treestruct.def (TS_MEMORY_TAG): New.
1166 2005-12-05 Dale Johannesen <dalej@apple.com>
1168 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1169 what was approved (PR 24323).
1171 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1173 * doc/c-tree.texi (Function Bodies): Remove description of
1176 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1178 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1179 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1180 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1181 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1182 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1183 __divxc3): Document.
1185 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1187 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1189 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1190 hook_bool_void_false.
1191 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1192 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1194 * config/darwin.c (machopic_select_section): It's not defined
1195 as weak if it's only marked as weak_import.
1197 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1200 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1201 A hidden weak object does bind locally. Strong linkonce data
1202 counts like any other strong symbol for binding.
1203 (weak_finish_1): Don't specially handle weakrefs, they no longer
1205 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1206 * c-common.c (handle_alias_attribute): Allow static aliases
1208 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1209 * gthr-dce.h: Make weakrefs static.
1210 * gthr-tpf.h: Likewise.
1211 * gthr-solaris.h: Likewise.
1212 * gthr-posix.h: Likewise.
1213 * gthr-posix95.h: Likewise.
1214 * config/darwin.c (darwin_encode_section_info): static weakref
1215 variables are not necessarily defined in this translation unit.
1216 * doc/extend.texi (Function Attributes): Mention that an alias
1217 attribute creates a definition for the thing it's attached to.
1218 Change the documentation for weakref to say that the thing
1219 it's attached to must be static.
1221 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1222 we don't go into an infinite loop.
1224 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1226 * config/rs6000/predicates.md (logical_const_operand): Split
1227 out of logical_operand.
1228 (logical_operand): Use it.
1229 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1230 logical_const_operand.
1232 2005-12-05 Jan Beulich <jbeulich@novell.com>
1234 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1235 and IX86_BUILTIN_CMPNESS.
1236 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1237 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1238 * config/i386/i386.md (movti_internal): Correct type attribute.
1239 Simplify mode attribute.
1240 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1241 Correct type attribute.
1242 (absxf2): Correct operator.
1243 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1244 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1245 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1247 (sse2_vmsqrtv2df2): Correct mode attribute.
1249 2005-12-05 Jan Beulich <jbeulich@novell.com>
1251 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1252 16 bits. Provide insn pattern for this case.
1254 2005-12-05 Jan Beulich <jbeulich@novell.com>
1256 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1258 (__popcountDI2): Likewise.
1260 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1263 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1264 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1265 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1268 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1270 * c-typeck.c (null_pointer_constant_p): New function.
1271 (build_conditional_expr, build_c_cast, convert_for_assignment,
1272 build_binary_op): Use it.
1274 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1276 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1277 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1279 (check_function_arguments_recurse): Allow both NOP_EXPR and
1280 CONVERT_EXPR but check conversions preserve precision.
1281 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1282 but check conversions preserve precision.
1283 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1286 2005-12-04 Roger Sayle <roger@eyesopen.com>
1289 * common.opt (Wstring-literal-comparison): New command line option.
1290 * c-opts.c (c_common_handle_option): Set it with -Wall.
1291 * c-typeck.c (parser_build_binary_op): Issue warning if either
1292 operand of a comparison operator is a string literal, except for
1293 testing equality or inequality against NULL.
1295 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1297 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1299 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1300 of building a NOP_EXPR.
1301 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1303 * c-convert.c (convert): Use fold_convert instead of building
1304 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1305 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1307 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1308 NOP_EXPR the same as CONVERT_EXPR.
1309 * c-typeck.c (build_function_call): Use fold_convert instead of
1310 building a NOP_EXPR directly.
1311 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1313 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1315 PR rtl-optimization/25197
1316 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1319 2005-12-02 Stuart Hastings <stuart@apple.com>
1321 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1324 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1326 * c-typeck.c (default_function_array_conversion,
1327 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1328 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1329 orig_op2. Don't check them for NOP_EXPR.
1330 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1331 around integer zero.
1333 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1335 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1336 toc_save_offset, toc_size, lr_size.
1337 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1338 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1339 Adjust for removal of unused rs6000_stack_t fields.
1340 (debug_stack_info): Adjust.
1341 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1342 first, and don't bother checking for set/inc of lr on sibcalls.
1343 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1345 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1348 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1349 5 if operand 1 is not aligned. Undo previous constraint change.
1350 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1352 2005-12-02 Richard Guenther <rguenther@suse.de>
1354 * tree.h (build): Remove prototype.
1355 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1356 * tree.c (build): Remove.
1357 (build0_stat): Update comment.
1359 2005-12-02 Richard Guenther <rguenther@suse.de>
1361 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1362 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1364 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1365 maybe_fold_offset_to_component_ref): Likewise.
1366 * tree-ssa-dom.c (thread_across_edge,
1367 simplify_rhs_and_lookup_avail_expr,
1368 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1370 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1371 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1372 lower_try_finally_switch): Likewise.
1373 * tree-if-conv.c (add_to_dst_predicate_list,
1374 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1375 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1376 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1377 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1378 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1379 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1380 gimplify_init_ctor_eval, gimplify_init_constructor,
1381 gimplify_variable_sized_compare, gimplify_boolean_expr,
1382 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1383 gimplify_expr, gimplify_body, gimplify_function_tree,
1384 force_gimple_operand): Likewise.
1385 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1386 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1387 mx_register_decls): Likewise.
1388 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1389 get_frame_field, finalize_nesting_tree_1): Likewise.
1390 * tree-inline.c (setup_one_parameter): Likewise.
1391 * tree-vect-transform.c (vectorizable_condition): Likewise.
1392 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1394 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1395 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1396 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1397 * tree-chrec.h (build_polynomial_chrec): Likewise.
1399 2005-12-02 Richard Guenther <rguenther@suse.de>
1401 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1402 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1403 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1404 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1405 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1406 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1407 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1409 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1410 sh_adjust_unroll_max): Likewise.
1411 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1412 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1413 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1415 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1417 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1420 2005-12-02 Richard Guenther <rguenther@suse.de>
1422 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1423 simplify_cond_using_ranges): Use buildN instead of build.
1424 * tree-tailcall.c (adjust_accumulator_values,
1425 adjust_return_value): Likewise.
1426 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1427 generate_element_copy, generate_element_zero,
1428 generate_one_element_init): Likewise.
1429 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1430 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1431 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1432 perfect_nestify): Likewise.
1434 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1436 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1438 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1440 * ggc.h (GGC_RESIZEVEC): New.
1442 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1444 * gcc.c (execute): Improve readability.
1446 2005-12-02 Richard Guenther <rguenther@suse.de>
1448 * tree-cfg.c (mark_used_vars): New function.
1449 (dump_function_to_file): Dump only used VAR_DECLs.
1451 2005-12-02 Richard Guenther <rguenther@suse.de>
1453 * convert.c (convert_to_integer): Fix compare for nonpositive
1454 constant to use tree_int_cst_sgn <= 0.
1456 2005-12-02 Richard Guenther <rguenther@suse.de>
1458 * convert.c (convert_to_integer): Use fold_convert instead
1459 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1460 instead of comparing against 0. Use build_int_cst instead
1461 of converting integer_zero_node.
1463 2005-12-02 Richard Guenther <rguenther@suse.de>
1465 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1468 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1471 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1474 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1477 * function.c (expand_function_end): Emit blockage for unwinder
1480 2005-12-01 Roger Sayle <roger@eyesopen.com>
1482 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1483 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1484 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1485 integer constant comparisons.
1487 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1488 Janis Johnson <janis187@us.ibm.com>
1489 David Edelsohn <dje@watson.ibm.com>
1490 Ben Elliston <bje@au.ibm.com>
1492 * dfp.h, dfp.c: New files.
1493 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1494 (DECNUM_H): Likewise.
1495 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1496 (INCLUDES): Append $(DECNUMINC).
1497 (OBJS-common): Add dfp.o.
1499 * real.h (EXP_BITS): Pinch one bit to ..
1500 (struct real_value): Add decimal field.
1501 (real_format): Change table size, update documentation.
1502 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1503 (real_from_string3): Declare.
1504 (decimal_single_format): Declare.
1505 (decimal_double_format): Declare.
1506 (decimal_quad_format): Declare.
1507 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1508 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1509 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1510 * real.c: Include dfp.h.
1511 (normalize): Early return for decimal floats.
1512 (do_add): Zero decimal field.
1513 (do_compare): Call do_decimal_compare for decimal floats.
1514 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1515 (real_arithmetic): Call decimal_real_arithmetic for decimal
1516 floating point operands.
1517 (real_identical): If a and b are of differing radix, return false.
1518 (real_to_integer): Call decimal_real_to_integer if the value is a
1520 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1521 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1522 (real_to_hexadecimal): Place "N/A" in the return string for
1524 (real_from_string3): New variant, given a mode.
1525 (real_maxval): Use decimal_real_maxval for decimal floats.
1526 (round_for_format): Use decimal_round_for_format for decimals.
1527 (real_convert): Use decimal_real_convert where appropriate.
1528 (significand_size): Handle base 10.
1529 (encode_decimal_single, decode_decimal_single,
1530 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1531 decode_decimal_quad): New functions.
1532 (decimal_single_format): New.
1533 (decimal_double_format): New.
1534 (decimal_quad_format): New.
1535 * machmode.def: Add SD, DD and TD decimal floating point modes.
1536 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1537 Include MODE_DECIMAL_FLOAT.
1538 (DECIMAL_FLOAT_MODE_P): New.
1539 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1540 * genmodes.c (struct mode_data): Add counter field.
1541 (struct mode_data): Update comment for format.
1542 (blank_mode): Initialise counter field.
1543 (new_mode): Increment counter field for each mode defined.
1544 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1546 (make_complex_modes): Handle modes containing `D'.
1547 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1548 (make_decimal_float_mode): New.
1549 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1550 (cmp_modes): Compare counter field if other characteristics
1552 (emit_real_format_for_mode): Support formats for decimal floats.
1553 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1554 Document MODE_DECIMAL_FLOAT.
1556 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1558 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1561 2005-12-01 Richard Henderson <rth@redhat.com>
1563 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1565 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1567 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1569 * config/pa/pa.c (pa_init_builtins): If we detect
1570 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1573 2005-12-01 Richard Guenther <rguenther@suse.de>
1575 * fold-const.c (fold_binary): Use fold_build2, not
1578 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1580 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1582 * vec.h (VEC_block_remove): New.
1584 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1587 * c-common.c (lvalue_error): Fix wording.
1589 2005-12-01 Richard Guenther <rguenther@suse.de>
1591 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1592 thinko in last patch.
1594 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1596 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1597 than -flat_namespace.
1599 2005-12-01 Ben Elliston <bje@au.ibm.com>
1601 * mklibgcc.in: Parameterise the script to build soft float
1602 functions by iterating over each type, rather than cloning the
1605 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1608 * builtins.c (fold_builtin_fputs): Defer check for missing
1609 replacement functions.
1611 2005-11-30 Kean Johnston <jkj@sco.com>
1613 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1614 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1616 2005-11-30 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/22501
1619 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1620 function split out from ...
1621 (forward_propagate_addr_expr): ... here. Use it to propagate
1622 ADDR_EXPRs to all uses.
1624 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1626 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1627 * builtins.c (expand_builtin_mathfn): Use them.
1628 (expand_builtin_mathfn_2): Likewise.
1629 (expand_builtin_mathfn_3): Likewise.
1630 (expand_builtin_int_roundingfn): Likewise.
1631 (expand_builtin): Likewise.
1632 (integer_valued_real_p): Likewise.
1633 (fold_builtin_int_roundingfn): Likewise.
1634 (fold_builtin_bitop): Likewise.
1635 (fold_builtin_logarithm): Likewise.
1636 (fold_builtin_1): Likewise.
1637 * convert.c (convert_to_integer): Likewise.
1638 * fold-const.c (negate_mathfn_p): Likewise.
1639 (tree_expr_nonnegative_p): Likewise.
1641 2005-11-30 Dale Johannesen <dalej@apple.com>
1642 Andrew Pinski <pinskia@physics.uc.edu>
1644 * combine.c (find_split_point): Sign extend bitmask
1645 when changing bitfield assignment to IOR of AND.
1647 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1649 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1650 clobber to scratch reg.
1651 (*decrement_and_branch_until_zero_no_clobber): Remove.
1652 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1653 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1654 * config/ms1/ms1.opt (mmul): Remove.
1655 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1656 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1658 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1659 Bernd Schmidt <bernd.schmidt@analog.com>
1661 * pa/predicates.md (symbolic_operand): Add comment.
1662 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1663 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1664 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1665 (pa_secondary_reload_class): Delete.
1666 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1667 and pa_secondary_reload_class. Reorder some checks. Update inline
1668 copy of symbolic operand.
1669 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1671 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1673 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1676 2005-11-30 Jeff Law <law@redhat.com>
1678 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1679 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1681 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1683 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1684 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1685 (ia64_expand_move): Adjust caller.
1687 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1688 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1691 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1693 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1694 Always produce an output if we can remove NEGs or canonicalize
1695 (minus (minus ...)) expressions. Provide a fast path for the
1697 (simplify_gen_binary): Do not call simplify_plus_minus.
1698 (simplify_binary_operation_1): Reassociate at the end of the
1701 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1703 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1704 moves and unpack to speed up.
1706 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1708 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1709 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1710 (gen_v9_scc): Update callers.
1711 * config/sparc/sparc.md: Likewise.
1712 * config/sparc/sparc-protos.h: Update extern declaration.
1714 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1716 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1718 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1721 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1723 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1724 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1725 (negate_expr): Here.
1727 2005-11-29 Ben Elliston <bje@au.ibm.com>
1729 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1730 Fix typo in comment.
1732 2005-11-29 Ben Elliston <bje@au.ibm.com>
1734 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1735 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1737 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1741 * builtins.c (init_target_chars): New.
1742 (expand_builtin_printf, expand_builtin_fprintf,
1743 expand_builtin_sprintf, fold_builtin_sprintf,
1744 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1745 fold_builtin_snprintf_chk, fold_builtin_printf,
1746 fold_builtin_fprintf): Check for matching format strings using
1749 2005-11-29 Paul Brook <paul@codesourcery.com>
1751 * config.gcc: Do not use fixproto on m68k-elf.
1753 2005-11-28 Roger Sayle <roger@eyesopen.com>
1755 * expmed.c (div_cost): Replace with...
1756 (sdiv_cost, udiv_cost): New.
1757 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1758 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1759 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1760 (expand_divmod): Replace use of div_cost with either sdiv_cost
1761 or udiv_cost depending upon the signedness of the operation.
1763 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1766 * config/darwin.c (machopic_indirection_name,
1767 machopic_output_indirection): Follow transparent alias chain.
1769 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1771 * varasm.c (ultimate_transparent_alias_target): Add comment.
1773 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1775 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1776 SET_SRC instead of XEXP where appropriate.
1778 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1780 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1783 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1785 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1786 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1789 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1791 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1792 secondary_input_reload_class, made static. Adapt to new
1794 (secondary_output_reload_class): Delete.
1795 (TARGET_SECONDARY_RELOAD): New macro.
1796 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1797 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1799 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1802 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1803 when its natural alignment is > BITS_PER_UNIT.
1804 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1805 * c-common.c (handle_packed_attribute): Ignore packing on a field
1806 whose type is naturally char aligned.
1808 2005-11-28 Richard Guenther <rguenther@suse.de>
1810 * c-common.c (strict_aliasing_warning): Handle all
1811 component-ref like accesses.
1813 2005-11-28 Roger Sayle <roger@eyesopen.com>
1814 Uros Bizjak <uros@kss-loka.si>
1817 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1818 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1819 when flag_unsafe_math_optimizations is set and
1820 we don't care about NaNs or Infinities.
1822 Move x/expN(y) and x/pow(y,z) transformation into common
1823 flag_unsafe_math_optimizations section.
1825 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1827 * gcc.c (main): Change type of argv to "char **".
1829 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1831 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1832 small data sections.
1833 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1834 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1835 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1836 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1837 output locals to sbss if !rs6000_elf_in_small_data_p.
1838 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1840 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1843 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1844 generated by reload.
1845 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1846 indexed_or_indirect_address.
1847 (indexed_or_indirect_address): Don't test for base reg. Call
1848 address_operand last. Make it a special predicate.
1850 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1852 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1854 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1857 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1859 (negate_expr): Likewise.
1861 2005-11-27 Andreas Schwab <schwab@suse.de>
1863 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1866 2005-11-27 Steven Bosscher <stevenb@suse.de>
1868 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1869 has EH predecessor edges.
1871 2005-11-26 Eric Christopher <echristo@apple.com>
1873 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1874 register stalls by zero extending to the full register.
1876 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1878 * config/floatunsisf.c, config/floatunsidf.c,
1879 config/floatunsixf.c, config/floatunsitf.c: New files.
1880 * config/ia64/t-hpux: Add floatunsitf.c.
1881 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1882 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1884 2005-11-26 Richard Henderson <rth@redhat.com>
1886 * c-lex.c (pragma_lex): Rename from c_lex.
1887 * c-pch.c: Update for pragma_lex rename.
1888 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1889 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1890 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1891 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1892 * doc/tm.texi: Likewise.
1894 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1897 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1898 when overflow is undefined.
1900 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1902 * doc/md.texi (Insn Canonicalizations): Refer to the
1903 function commutative_operand_precedence for further rules.
1905 2005-11-25 Roger Sayle <roger@eyesopen.com>
1908 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1909 is less than zero. Limit mult_cost to a reasonable upper bound for
1910 the synthetic multiplication sequence.
1912 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1915 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1916 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1917 Lookup the explicit replacement functions for any unlocked
1918 stdio builtin transformations.
1920 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1922 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1924 * targhooks.c (default_secondary_reload): Don't require operand 2
1925 for an input reload to be earlyclobber.
1927 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1929 * fold-const.c (negate_mathfn_p): Fix comment and add support
1930 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1933 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1936 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1937 _Q_ulltoq for unsigned conversions from SImode and DImode to
1940 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1942 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1943 (__floatundidf, __floatundisf): Likewise.
1945 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1947 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1948 (rs6000_override_options): Remove initialization of
1949 rs6000_sr_alias_set.
1950 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1951 (rs6000_emit_stack_tie): Same.
1952 (emit_frame_save): Same.
1953 (gen_frame_mem_offset): Same.
1954 (rs6000_emit_prologue): Same.
1955 (rs6000_emit_epilogue): Same.
1957 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1960 * fold-const.c (fold_build): Convert bool_var != 1 and
1961 bool_var == 0 to !bool_var.
1963 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1966 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1967 for C being INTEGER_CST. Likewise for !=.
1969 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1972 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1973 unsigned conversions from SImode to TFmode.
1975 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1977 * expr.c (expand_expr_real_1): Fix error in last change.
1979 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1981 * caller-save.c: (this_insn_sets): Move into:
1982 (save_call_clobbered_regs).
1983 (mark_set_regs): Get this_insn_sets from data.
1985 (save_call_clobbered_regs): Take sets of the return value by
1986 sibcalls into account.
1988 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1991 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1992 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1993 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1994 (memory_move_secondary_cost, init_reg_autoinc): Remove
1995 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1996 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1997 secondary_reload_class call.
1998 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2000 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2001 (push_secondary_reload): Use secondary_reload target hook.
2002 (secondary_reload_class, scratch_reload_class): New functions.
2003 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2004 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2005 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2006 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2007 (secondary_reload_class, scratch_reload_class): Declare.
2008 * reload1.c: Include target.h.
2009 (reload_adjust_reg_for_temp): New function.
2010 (reload_adjust_reg_for_icode): Likewise.
2011 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2012 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2014 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2015 for inheritance. Support case when both secondary & tertiary reloads
2016 are for intermediate registers.
2017 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2018 with secondary_reload_class call. Support case when both secondary
2019 & tertiary reloads are for intermediate registers.
2020 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2021 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2022 * target.h (secondary_reload_info): New struct / typedef.
2023 (struct gcc_target): New member secondary_reload.
2024 * targhooks.c Include reload.h, optabs.h and recog.h.
2025 (default_secondary_reload): New function.
2026 * targhooks.h (default_secondary_reload): Declare.
2027 * doc/tm.texi: Document secondary_reload target hook. Update
2028 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2029 * doc/md.texi: Likewise.
2031 * sh-protos.h (sh_secondary_reload): Declare.
2032 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2033 (sh_secondary_reload): New function.
2034 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2035 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2036 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2037 (HAVE_SECONDARY_RELOADS): Define.
2038 * sh.md (reload_indf): Rename to:
2040 (reload_outdf): Rename to:
2041 (reload_outdf__RnFRm).
2042 (reload_insf): Rename to:
2044 (reload_insi): Rename to:
2045 (reload_insi__i_fpul).
2047 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2049 * configure.ac: Require at least texinfo 4.4.
2050 * configure: Regenerate.
2052 * doc/install.texi (Tools/packages necessary for building GCC):
2053 Update required version of texinfo to at least 4.4.
2054 (Installing GCC: Building): Update required version of texinfo
2056 (Installing GCC: Final installation): Update required version
2057 of texi2dvi to at least 4.4.
2058 (Host/target specific installation notes for GCC): Update required
2059 version of texinfo to at least 4.4.
2061 2005-11-24 Richard Guenther <rguenther@suse.de>
2062 Dirk Mueller <dmueller@suse.de>
2065 * c-common.h (strict_aliasing_warning): Declare.
2066 * c-common.c (strict_aliasing_warning): New function,
2068 * c-typeck.c (build_c_cast): ... here.
2070 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2072 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2074 (swap_commutative_operands_with_target): New.
2076 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2078 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2079 also when doing PRE, rather than only for global CPROP.
2081 2005-11-24 Ben Elliston <bje@au.ibm.com>
2083 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2084 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2086 (expand_twoval_unop): Likewise.
2087 (widen_clz): Likewise.
2088 (expand_parity): Likewise.
2089 (expand_unop): Likewise.
2090 (emit_cmp_and_jmp_insn_1): Likewise.
2091 (prepare_float_lib_cmp): Likewise.
2093 2005-11-24 Ben Elliston <bje@au.ibm.com>
2095 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2096 Remove unused `class' variable.
2098 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2101 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2102 C/C++ diagnostic function warn_array_subscript_with_type_char.
2103 * c-common.h (warn_array_subscript_with_type_char): Declare.
2104 * c-common.c (warn_array_subscript_with_type_char): Define.
2106 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2109 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2110 compiling at the intersection of C and C++.
2112 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2114 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2115 List @file in the option summary. Include the libiberty
2116 documentation for @file.
2117 * gcc.c (main): Call expandargv.
2118 * Makefile.in (gcc-vers.texi): Define srcdir.
2120 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2122 * passes.c (init_optimization_passes): Document
2123 sequencing of passes.
2125 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2127 * config/m68k/predicates.md (pcrel_address, extend_operator,
2128 post_inc_operand, pre_dec_operand): Remove redundant
2130 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2132 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2134 2005-11-23 Ben Elliston <bje@au.ibm.com>
2136 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2138 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2140 Preparatory work for PR target/21623:
2141 * alpha.c (secondary_reload_class): Rename to:
2142 (alpha_secondary_reload_class).
2143 * alpha.h, alpha-protos.h: Likewise.
2144 * mn10300.c (secondary_reload_class): Rename to:
2145 (mn10300_secondary_reload_class).
2146 * mn10300.h, mn10300-protos.h: Likewise.
2147 * pa.c (secondary_reload_class): Rename to:
2148 (pa_secondary_reload_class).
2149 * pa.h, pa-protos.h: Likewise.
2150 * rs6000.c (secondary_reload_class): Rename to:
2151 rs6000_secondary_reload_class.
2152 * rs6000.h, rs6000-protos.h: Likewise.
2154 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2157 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2159 2005-11-22 Ian Lance Taylor <ian@airs.com>
2161 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2163 (prepare_cmp_insn): Likewise.
2165 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2168 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2169 if both operands[0] and operands[1] are memory.
2171 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2174 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2175 COMPARISON_CLASS_P and an integral types create create a new
2176 expression with the new type and fold that.
2178 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2181 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2182 to SUBTARGET_OS_CPP_BUILTINS.
2184 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2186 * arm.c (emit_set_insn): New function.
2187 (arm_split_constant): Call it.
2188 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2189 (arm_legitimize_address): Likewise. Use plus_constant.
2190 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2191 (thumb_expand_prologue): Likewise.
2192 (arm_gen_load_multiple): Use VOIDmode in SET.
2193 (arm_gen_store_multiple): Likewise.
2194 (vfp_emit_fstmx): Likewise. Use plus_constant.
2195 (emit_multi_reg_push): Likewise.
2196 (emit_sfm): Use plus_constant.
2198 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2201 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2204 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2207 * expmed.c (store_bit_field): Don't attempt to insv a field
2208 larger than the reg.
2210 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2213 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2214 explicit sign extension, not a (char) cast.
2216 2005-11-22 Ben Elliston <bje@au.ibm.com>
2218 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2219 GET_MODE_CLASS (x) == MODE_FLOAT.
2220 * config/i386/i386.c: Likewise.
2221 * config/rs6000/xcoff.h: Likewise.
2222 * config/rs6000/linux64.h: Likewise.
2223 * config/rs6000/rs6000.c: Likewise.
2224 * config/rs6000/rs6000.h: Likewise.
2225 * config/rs6000/predicates.md: Likewise.
2226 * config/rs6000/sysv4.h: Likewise.
2228 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2230 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2233 * config/alpha/freebsd.h, config/alpha/linux.h,
2234 config/arm/linux-elf.h, config/bfin/bfin.h,
2235 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2236 config/i386/beos-elf.h, config/i386/gnu.h,
2237 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2238 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2239 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2240 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2241 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2242 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2243 config/sparc/linux.h, config/sparc/linux64.h,
2244 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2246 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2247 are both defined when either flag -fpic or -fPIC are used.
2249 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2251 * config/fp-bit.c (clzusi): New function.
2252 (si_to_float, usi_to_float): Use it to compute proper shift.
2253 (usi_to_float): Preserve guard bits when shifting right.
2254 * libgcc-std.ver (GCC_4.2.0): New version.
2255 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2256 __floatundisf): New functions.
2257 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2258 __floatundisf): Declare.
2259 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2260 _floatundixf, and _floatunditf.
2261 * optabs.c (expand_float): If target does not define a pattern for
2262 signed or unsigned conversion, use an unsigned libcall instead of
2264 (init_optabs): Initialize ufloat_optab.
2266 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2268 * config/rs6000/rs6000.opt (mmulhw): New option.
2269 * doc/invoke.texi (-mmulhw): Document.
2270 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2272 * config/rs6000/rs6000.md: Add half-word multiply and
2273 multiply-accumulate instructions for 405 and 440.
2275 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2277 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2278 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2279 default now includes a linker group which makes the RTEMS one nest.
2281 2005-11-22 Ben Elliston <bje@au.ibm.com>
2283 * cse.c (fold_rtx): Typo fix.
2284 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2286 2005-11-21 Richard Henderson <rth@redhat.com>
2288 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2289 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2291 * c-tree.h (lookup_name): Move declaration ...
2292 * c-common.h (lookup_name): ... here.
2293 * config/darwin-c.c: Include c-common.h.
2294 * config/t-darwin: Update dependencies.
2296 2005-11-22 Ben Elliston <bje@au.ibm.com>
2298 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2299 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2300 * genopinit.c (gen_insn): Likewise.
2301 * reload.c (find_equiv_reg): Likewise.
2302 * loop.c (load_mems): Likewise.
2303 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2304 * cse.c (find_comparison_args, fold_rtx): Likewise.
2305 * dwarf2out.c (add_const_value_attribute): Likewise.
2306 * expr.c (convert_move): Likewise.
2307 * recog.c (general_operand, register_operand): Likewise.
2308 * reg-stack.c (replace_reg): Likewise.
2309 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2310 * c-common.c (handle_vector_size_attribute): Likewise.
2311 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2312 (simplify_binary_operation_1): Likewise.
2313 (simplify_const_binary_operation): Likewise.
2314 (simplify_relational_operation): Likewise.
2315 (simplify_const_relational_operation): Likewise.
2316 (simplify_immed_subreg): Likewise.
2317 * emit-rtl.c (gen_lowpart_common): Likewise.
2318 * expmed.c (expand_mult): Likewise.
2319 * stor-layout.c (layout_type): Likewise.
2321 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2324 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2325 cst2 only for SPE vectors.
2327 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2330 * config/rs6000/predicates.md (vrsave_operation): Check
2331 UNSPEC_VOLATILE value.
2333 2005-11-21 Jan Hubicka <jh@suse.cz>
2335 PR tree-optimization/24653
2336 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2338 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2340 * config/i386/predicates.md (ax_reg_operand): New predicate.
2341 (memory_displacement_only_operand): New predicate.
2342 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2343 operand is AX register and the other operand is memory operand
2344 with displacement only.
2346 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2348 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2349 if we don't care about NaNs or Infinities.
2351 2005-11-20 Ian Lance Taylor <ian@airs.com>
2353 PR rtl-optimization/24883
2354 * combine.c (combinable_i3pat): When checking whether the
2355 destination of i3 is used in i3, consider paradoxical subregs.
2357 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2360 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2362 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2364 * combine.c (try_combine): Do not run subst on i1src and i2src in
2365 the case of generating a PARALLEL for a comparison.
2367 2005-11-20 Richard Henderson <rth@redhat.com>
2370 * tree-sra.c (struct sra_elt): Add all_no_warning.
2371 (struct sra_walk_fns) <use>: Add use_all argument.
2372 (sra_walk_expr): Pass it.
2373 (sra_walk_modify_expr): Likewise.
2374 (scalarize_ldst): Likewise.
2375 (scan_use): Update for new argument.
2376 (mark_no_warning): New.
2377 (scalarize_use): Use it.
2379 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2381 * expr.c (expand_expr_real): Use usmul_optab for widening
2382 signed * unsigned multiplies.
2383 * genopinit.c (optabs): Add usmul_widen_optab.
2384 * optabs.c (init_optabs): Likewise.
2385 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2386 (usmul_widen_optab): Define.
2387 * config/bfin/bfin.md (usmulhisi3): New pattern.
2389 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2391 2005-11-20 Graham Stott <btinternet.com>
2393 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2395 2005-11-20 Andreas Schwab <schwab@suse.de>
2398 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2401 2005-11-19 Richard Henderson <rth@redhat.com>
2404 * tree-gimple.c (is_gimple_id): Export.
2405 * tree-gimple.h (is_gimple_id): Declare.
2406 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2407 (get_default_value): Use it.
2408 (maybe_fold_stmt_indirect): Likewise.
2410 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2412 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2413 than VR1 or vice-versa.
2415 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2419 * reload.c (find_reloads_address_1): Mention dependency on
2421 * reload1.c (gen_reload): For IN with an unary operation, try
2422 moving inner expression to OUT if trivial SET is not valid.
2423 Confirm that the result is valid. Move common code block into...
2424 (emit_insn_if_valid_for_reload): New function.
2426 2005-11-19 Richard Guenther <rguenther@suse.de>
2428 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2429 ARRAY_REFs of constant strings.
2431 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2433 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2434 fatal format string.
2436 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2438 * combine.c (make_compound_operation): Swap operands of
2439 commutative operation if necessary before returning.
2441 2005-11-19 Richard Guenther <rguenther@suse.de>
2444 * fold-const.c (fold_plusminus_mult_expr): New function.
2445 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2446 cases, remove now unnecessary code.
2448 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2450 * gensupport.c (old_preds): Rename to std_preds, add special field.
2451 (struct old_pred_table): Rename to struct std_pred_table, add special
2453 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2454 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2455 (init_predicate_table): Adjust, and set along the way whether a
2456 predicate is special.
2458 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2460 * BASE-VER: Change to 4.2.0.
2462 2005-11-18 James E Wilson <wilson@specifix.com>
2464 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2467 2005-11-18 Mike Stump <mrs@apple.com>
2469 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2470 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2471 * c-decl.c (lookup_name_two) Remove.
2472 * c-tree.h (lookup_name_two): Remove.
2473 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2474 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2475 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2476 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2478 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2481 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2482 when not generating code to use that co-processor.
2484 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2486 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2487 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2488 these functions are now in tree-phinodes.c.
2490 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2492 * config/bfin/bfin.md (trap): New pattern.
2494 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2496 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2499 * expr.c (expand_expr_real): Don't call record_block_change unless
2500 ib_boundaries_block is non-null
2502 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2504 * fold-const.c (build_range_check): Use proper type for subtraction
2505 when merging lower bound.
2507 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2509 PR rtl-optimization/24497
2510 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2513 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2515 * tree-scalar-evolution.c (expression_expensive_p): New function.
2516 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2518 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2520 * config/bfin/crtlibid.s: New file.
2522 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2525 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2526 when not using sjlj exceptions.
2527 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2528 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2529 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2530 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2531 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2532 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2533 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2534 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2535 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2536 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2537 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2538 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2539 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2541 * config/pa/hpux-unwind.h: New file.
2543 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2545 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2546 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2547 * varasm.c (do_assemble_alias): Adjust call.
2548 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2550 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2552 2005-11-17 James E Wilson <wilson@specifix.com>
2554 * tree.def (FUNCTION_DECL): Correct typo in comment.
2556 2005-11-17 Richard Henderson <rth@redhat.com>
2558 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2559 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2560 and DW_CFA_def_cfa_sf.
2561 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2562 (dbx_reg_number): Don't assert particular registers here.
2563 (based_loc_descr): ... do it here instead. Fold in ...
2564 (eliminate_reg_to_offset): ... this function.
2565 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2566 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2567 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2568 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2569 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2570 (instantiate_virtual_regs): Likewise.
2571 * var-tracking.c (adjust_stack_reference): Likewise.
2572 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2574 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2576 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2577 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2578 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2580 ($(T)crtlibid.o): New rule.
2582 2005-11-16 Richard Guenther <rguenther@suse.de>
2585 * fold-const.c (extract_array_ref): Return byte offset
2587 (fold_binary): Fold &x[a] CMP &x[b] to
2588 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2591 2005-11-16 Richard Henderson <rth@redhat.com>
2594 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2595 parts of an SSA_NAME.
2597 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2600 * arm.md (split for movsf with immediate): Restrict split to insns
2601 that set a general register.
2603 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2605 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2607 * unwind-dw2.c (uw_advance_context): Likewise.
2608 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2609 _Unwind_SjLj_Unregister.
2610 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2612 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2614 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2616 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2618 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2619 langhook to get a DImode integer type.
2621 2005-11-16 Richard Henderson <rth@redhat.com>
2622 J"orn Rennecke <joern.rennecke@st.com>
2623 Ulrich Weigand <uweigand@de.ibm.com>
2627 * reload1.c (reg_equiv_invariant): New.
2628 (reload): Allocate, initialize, and free it.
2629 (calculate_needs_all_insns): Check it when skipping equivalence
2631 (alter_reg): Likewise.
2632 (eliminate_regs_1): Rename from eliminate_regs. Add new
2633 may_use_invariant argument; only use reg_equiv_invariant when true.
2634 (eliminate_regs): New.
2635 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2636 a context for which may_use_invariant may be true.
2638 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2640 * fold-const.c (const_binop): Don't constant fold the operation
2641 if the result has overflowed and flag_trapping_math.
2642 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2644 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2646 * config/arm/unwind-arm.c (abort): Add prototype here.
2647 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2648 (struct phase1_vrs): Add prev_sp.
2649 (unwind_phase2_forced): Save the original core registers instead of
2650 modifying entry_vrs. Take a new flag argument for resuming unwinding
2651 and set action flags accordingly. Always set _US_END_OF_STACK when
2652 get_eit_entry fails. Unwind before calling the stop function.
2653 (_Unwind_GetCFA): New function.
2654 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2655 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2656 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2657 just call unwind_phase2_forced.
2658 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2659 * config/arm/unwind-arm.h (abort): Remove prototype.
2660 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2662 (_Unwind_GetCFA): New prototype.
2663 * config/arm/pr-support.c (abort): Add prototype here.
2664 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2666 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2667 not schedule the prologue with non-call exceptions and EABI.
2669 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2671 * config/arm/unwind-arm.h: Reorder interface function declarations.
2672 (_URC_END_OF_STACK): New enumeration value.
2673 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2674 (struct _Unwind_Control_Block): Document reserved field use.
2675 (_Unwind_Stop_Fn): New typedef.
2676 (_Unwind_ForcedUnwind): Declare.
2677 (_Unwind_Resume_or_Rethrow): Declare.
2678 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2680 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2681 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2682 (UCB_FORCED_STOP_ARG): New.
2683 (search_EIT_table): Update boundary condition checks.
2684 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2685 (unwind_phase2): Replace for with do..while.
2686 (unwind_phase2_forced): New.
2687 (__gnu_Unwind_RaiseException): Replace for with do..while.
2688 (__gnu_Unwind_ForcedUnwind): New.
2689 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2690 Use appropriate phase2 unwinder.
2691 (__gnu_Unwind_Resume_or_Rethrow): New.
2692 (__gnu_unwind_pr_common): Cope with forced unwinding.
2694 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2697 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2699 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2700 roundsf2): Remove "s" from mnemonic.
2702 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2704 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2706 * config/bfin/crtn.s: Change epilogues to match.
2707 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2708 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2709 __PIC__ and __pic__.
2711 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2714 * doc/invoke.texi: Distinguish between free and fixed form instead of
2715 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2717 * gcc.c (default_compilers): Remove double entries, add entries for
2718 suffixes '.F90' and '.F95'.
2720 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2722 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2723 in the stack probing loop.
2725 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2727 * configure.ac: Use .machine power5 not power5x.
2728 * configure: Regenerate.
2730 2005-11-15 Mike Stump <mrs@apple.com>
2732 * c-decl.c (lookup_name_two): Add.
2733 * c-tree.h (lookup_name_two): Likewise.
2734 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2735 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2737 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2739 PR rtl-optimization/23392
2740 * regrename.c (enum scan_actions) Add mark_access.
2741 (scan_actions_name): Ditto.
2742 (scan_rtx_reg): Handle mark_access.
2743 (scan_rtx_address): Do nothing for mark_access.
2744 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2745 and regs in REG_INC notes before closing chains for dead regs.
2746 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2747 opening chains for new writes.
2749 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2751 * c.opt (ffixed-line-length-none): New.
2753 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2755 * mklibgcc.in: Change contents of eh_dummy.c.
2757 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2759 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2761 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2763 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2765 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2767 2005-11-15 Jan Hubicka <jh@suse.cz>
2769 * invoke.texi (large-unit-insns): Document.
2770 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2771 * params.def (large-unit-insns): New param.
2773 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2776 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2777 special register for operand 3. Reindent constraints to align
2780 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2782 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2783 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2784 * configure.ac: Add test for FP rounding instructions.
2785 * configure: Regenerate.
2786 * config.in: Regenerate.
2787 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2788 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2790 * config/rs6000/rs6000.opt (mfprnd): New.
2791 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2792 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2793 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2794 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2795 (TARGET_FPRND): New.
2796 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2798 (btrunc<mode>2): New.
2800 (floor<mode>2): New.
2801 (round<mode>2): New.
2803 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2805 * gcc.c (version_compare_spec_function): Use fatal() rather than
2808 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2809 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2810 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2812 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2815 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2816 on -mmacosx-version-min setting.
2818 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2821 * tree-vrp.c (infer_value_range): Return false if STMT is a
2822 block terminator and its basic block has no successors.
2824 2005-11-14 Mike Stump <mrs@apple.com>
2826 * config/i386/i386.c (override_options): -masm=intel isn't
2827 supported on darwin.
2828 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2830 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2832 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2833 vfork after including auto-host.h.
2835 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2837 PR rtl-optimization/22002
2838 * combine.c (distribute_notes): Detect cases where a reg dies
2839 two or more times in a bb, including on the insn we are combining,
2840 and place the death note on the correct range.
2842 2005-11-14 Dale Johannesen <dalej@apple.com>
2844 * expmed.c (store_bit_field): Add offset unconditionally for
2846 (extract_bit_field): Don't force extzv or extv operand into
2847 a register if field is too big.
2849 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2851 * config/arm/arm.c (pic_labelno): New.
2852 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2853 LABEL_REF. Pass only the labelno to PIC insns.
2854 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2855 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2856 * arm.md (UNSPEC_PIC_LABEL): New constant.
2857 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2858 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2859 Use the correct label prefix.
2861 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2863 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2866 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2868 * loop-invariant.c: Include tm_p.h.
2869 * Makefile.in: Updated.
2871 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2873 * pa.c (store_reg): Revise generation of frame notes in large frames.
2874 (set_reg_plus_d): Likewise.
2876 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2878 PR tree-optimization/24709
2879 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2882 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2884 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2885 and duplicate declaration of pthread_self.
2887 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2888 Ian Lance Taylor <ian@airs.com>
2891 * calls.c (expand_call): If TARGET is a MEM and some part of the
2892 argument area has been saved, force TARGET to a register.
2894 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2896 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2899 2005-11-13 Jason Merrill <jason@redhat.com>
2902 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2903 lazily declared methods.
2904 (force_decl_die): Stop if forcing out the context already make a
2906 (force_type_die): Likewise.
2908 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2911 * builtins.c (integer_valued_real_p): Add break in
2912 REAL_CST having TREE_OVERFLOW set.
2914 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2916 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2917 addressing modes during calculation of costs.
2919 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2921 * function.c (assign_stack_local_1): Restrict sanity check
2922 on frame size overflow to 32-bit and above platforms.
2924 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2926 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2927 * config/cris/cris.c: Include reload.h.
2928 (cris_initial_elimination_offset): New function.
2929 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2932 2005-11-12 Richard Guenther <rguenther@suse.de>
2934 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2936 2005-11-12 Jan Hubicka <jh@suse.cz>
2938 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2939 to compare against 0 when possible.
2941 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2943 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2944 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2945 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2946 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2949 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2951 * recog.c (constrain_operands) <case 'g'>: For a match, require
2952 that a non-register matches general_operand when strict >= 0.
2954 2005-11-11 Steven Bosscher <stevenb@suse.de>
2956 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2959 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2961 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2962 (memory_address_same): New.
2963 (dse_optimize_stmt): Call memory_address_same.
2965 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2968 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2969 ZERO_EXTEND>: New cases.
2971 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2973 * longlong.h (__clz_tab): Always provide.
2975 2005-11-11 Steven Bosscher <stevenb@suse.de>
2978 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2980 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2981 before check_maybe_invariant.
2982 (move_invariant_reg): Use gen_move_insn instead of replacing
2983 SET_DEST with the temporary for the invariant.
2984 (move_loop_invariants): If checking is enabled, do internal
2985 consistency checks after completing the pass.
2987 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2990 * common.opt (Wvolatile-register-var): New.
2991 * varasm.c (make_decl_rtl): Only emit warning when option
2992 specified. Clarify warning message.
2993 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2995 * doc/md.texi (copysign): Document standard named pattern.
2997 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2999 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3000 bytes when align is 2.
3001 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3002 by the first instruction of the loop.
3004 2005-11-11 Jason Merrill <jason@redhat.com>
3007 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3010 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3012 PR rtl-optimization/22509
3013 * local-alloc.c (memref_used_between_p): Check whether a function call
3014 could not reference the memref.
3016 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3018 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3019 algorithm so as to choose the best, not the worst, alternative.
3020 Reset accumulated register class before processing next alternative.
3022 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3025 * calls.c (expand_call): Copy a return value to a plain register
3028 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3031 * varasm.c (assemble_name): Recompute name only for transparent
3034 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3036 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3038 2005-11-04 Jeff Law <law@redhat.com>
3041 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3042 perform reassociation if the parent statement will not die as
3043 a result of the optimization.
3045 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3047 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3048 delete_old_heap_vars.
3049 * tree-dfa.c (referenced_var_remove): Remove function.
3050 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3051 (delete_tree_ssa): Remove call to delete_old_heapvars.
3052 Add call to delete_alias_heapvars.
3053 * tree-flow.h (referenced_var_remove): Remove prototype
3054 (init_alias_heapvars): New prototype.
3055 (delete_alias_heapvars): Ditto.
3056 * Makefile.in (tree-ssa-structalias.o): Add
3057 gt-tree-ssa-structalias.o
3058 (GTFILES): Add tree-ssa-structalias.h and
3059 tree-ssa-structalias.c.
3060 (s-gtype): Add gt-tree-ssa-structalias.h.
3061 * tree-ssa-structalias.c (heapvars): Remove.
3062 (oldheapvars): Remove.
3063 (heapvar_for_stmt): New variable.
3064 (heapvar_lookup): New function.
3065 (heapvar_insert): Ditto.
3066 (get_constraint_for): See if we have an old heapvar
3068 (init_alias_heapvars): New function.
3069 (delete_alias_heapvars): Ditto.
3070 Add include of gt-tree-ssa-structalias.h.
3072 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3075 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3077 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3079 * tree.c (int_fits_type_p): Only look at the base type
3080 if it has the same precision as the original type.
3082 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3085 * varasm.c (assemble_alias): Use %q+D in the error
3086 message instead of %J and %qD.
3088 2005-11-10 Richard Guenther <rguenther@suse.de>
3090 * gcse.c (free_ldst_entry): Only free hashtable if
3093 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3095 * function.c (assign_stack_local_1): Issue an error message if
3096 the frame size overflows in the signed target arithmetics.
3098 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3100 * tree.c (build_qualified_type): Chain the new type to the original
3101 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3102 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3103 (build_pointer_type_for_mode): Only return unqualified types.
3104 (build_reference_type_for_mode): Likewise.
3106 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3108 * Makefile.in (gnucompare): Do comparison of all files using one of
3109 the chosen methods and only afterwards decide if just warning should
3110 be issued or comparison failure raised.
3112 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3114 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3115 (noce_try_abs): Negate if the comparison is reversed.
3116 Look only one instruction backwards for a REG_EQUAL note.
3118 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3121 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3122 gthr-tpf.h: Define __gthrw. For all identifiers that might
3123 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3124 and prefix all uses with __ghtrw.
3126 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3129 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3130 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3131 * c-common.c (handle_weakref_attribute): New.
3132 (c_common_attribute_table): Add weakref.
3133 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3135 * configure, config.in: Rebuilt.
3136 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3137 * doc/extend.texi: Document weakref attribute.
3138 * varasm.c (ultimate_transparent_alias_target): New
3139 (assemble_name): Use it.
3140 (weak_finish_1): Split out of...
3141 (weak_finish): ... and deal with weakrefs in...
3142 (weakref_targets): ... new list.
3143 (globalize_decl): Clean up weakref_targets.
3144 (do_assemble_alias): Handle weakrefs.
3145 (finish_aliases_1): Do not reject weakrefs to external symbols.
3146 (assemble_alias): Handle weakrefs.
3148 2005-11-09 Richard Guenther <rguenther@suse.de>
3150 PR tree-optimization/24716
3151 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3152 t_bool to track results from follow_ssa_edge.
3154 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3156 * final.c (force_source_line): New global variable.
3157 (final_scan_insn): Set it to true instead of clearing last_filename.
3158 (notice_source_line): Return true if force_source_line is true,
3159 unless source info is absent.
3161 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3164 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3165 a linkage name for a variable if it a register variable.
3166 * c-decl.c (grokdeclarator): Global register variables
3167 should be set as PUBLIC.
3169 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3172 * config/s390/s390.c (struct s390_frame_layout): New fields
3173 first_save_gpr_slot and last_save_gpr_slot.
3174 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3175 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3176 first_save_gpr and last_save_gpr with the _slot variants.
3177 (s390_register_info): Calculate first_save_gpr_slot and
3178 last_save_gpr_slot using regs_ever_live.
3180 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3183 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3184 for a function containing a landing pad.
3186 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3189 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3192 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3194 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3195 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3197 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3200 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3202 (call,load,store): New insn types.
3203 (mem_access, branch_access): Adjust reservation conditions.
3204 (define_delay): Adjust condition.
3205 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3207 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3208 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3210 (call_internal, call_value_internal, return_internal,
3211 return_interrupt_internal, eh_return_internal, indirect_jump,
3212 tablejump): Set call insn type.
3213 (blockage, ei, di): Use appropriate unspec const.
3214 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3215 (ms1_get_attr_type): Adjust to give load & store types.
3216 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3217 backwards past a barrier.
3218 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3220 (struct branch_info, struct label_info): New.
3222 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3223 (ms1_machine_reorg): New.
3224 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3225 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3226 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3227 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3230 2005-11-09 Per Bothner <per@bothner.com>
3231 Uros Bizjak <uros@kss-loka.si>
3234 * toplev.c (process_options): Initialize debug_hooks early
3235 in case lang_hooks.post_options ends up calling a debug_hook.
3237 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3239 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3240 DBX_REGISTER_NUMBER being contiguous.
3242 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3243 Diego Novillo <dnovillo@redhat.com>
3246 * tree-vrp.c (register_edge_assert_for): Do not register
3247 always-false predicates.
3249 2005-11-08 Devang Patel <dpatel@apple.com>
3251 PR tree-optimization/23115
3252 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3255 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3257 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3260 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3262 Fix PR tree-optimization/23382
3264 * tree-ssa-alias.c (compute_may_aliases): Call
3265 delete_old_heap_vars.
3266 * tree-dfa.c (referenced_var_remove): New function.
3267 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3268 * tree-flow.h (referenced_var_remove): Add prototype.
3269 (delete_old_heap_vars): Ditto.
3270 * tree-ssa-structalias.c (heapvars): New variable.
3271 (oldheapvars): Ditto.
3272 (get_constraint_for): Put heap vars on heapvars list.
3273 (delete_old_heap_vars): New function.
3275 2005-11-08 Jason Merrill <jason@redhat.com>
3277 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3279 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3282 * reg-stack.c (reg_to_stack): Update register liveness also
3283 for flag_sched2_use_traces.
3285 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3288 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3289 override prior explicit -mno-powerpc-gfxopt.
3291 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3293 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3294 if the bitsize is zero.
3295 * doc/md.texi (Standard Pattern Names): Document it.
3297 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3298 (TARGET_PASS_BY_REFERENCE): Likewise.
3300 2005-11-07 Ian Lance Taylor <ian@airs.com>
3302 PR rtl-optimization/24683
3303 * config/i386/i386.c (legitimize_pic_address): If constant operand
3304 to PLUS is too large, put it in a register.
3306 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3308 * configure.ac: Enable checking assembler dwarf2 support for bfin
3310 * configure: Regenerate.
3312 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3316 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3317 gen_easy_vector_constant_add_self): Delete.
3318 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3320 (output_vec_const_move): Use gen_easy_altivec_constant.
3321 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3322 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3323 (easy_vector_constant_add_self): Rewritten.
3324 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3325 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3326 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3327 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3328 Macroize and adjust for the other changes.
3330 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3334 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3335 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3337 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3339 PR rtl-optimization/23567
3340 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3341 (noce_process_if_block): Don't do any optimizations except
3342 if (cond) x = x; if !set_b and write into orig_x may trap
3343 or fault. Remove the MEM_READONLY_P check.
3345 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3348 * tree-vrp.c (fix_equivalence_set): New.
3349 (extract_range_from_assert): Call it.
3351 2005-11-05 Ian Lance Taylor <ian@airs.com>
3354 * combine.c (apply_distributive_law): Don't distribute across a
3357 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3359 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3360 config/ms1/ms1.h, config/rs6000/predicates.md,
3361 config/s390/s390.c, params.def, postreload-gcse.c,
3362 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3363 tree-vrp.c, tree.c: Fix comment typos.
3364 * doc/invoke.texi: Fix typos.
3366 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3368 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3369 for testing whether the data_dependence_relation contains distance
3370 vectors. Iterate over all distance vectors of the ddr.
3371 * lambda.h: Define a vec of lambda_vector pointers.
3372 * tree-data-ref.c (dump_data_dependence_relation,
3373 dump_data_dependence_direction): Iterate over all distance and
3374 direction vectors of the ddr.
3375 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3377 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3378 of distance/direction vectors instead of a single one.
3379 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3380 lambda_vectors with a vec of lambda_vectors.
3381 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3382 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3383 DDR_NUM_DIST_VECTS): New.
3384 * tree-loop-linear.c (gather_interchange_stats): Test for the
3385 existence of distance vectors only after having checked that there
3386 is a dependence. Iterate over all distance vectors of the ddr.
3387 (linear_transform_loops): Use dump_data_dependence_relation.
3388 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3389 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3390 distance vectors of the ddr.
3392 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3394 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3395 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3396 IS_INTHANDLER; all callers changed.
3397 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3399 (do_link, do_unlink): New argument ALL; all callers changed.
3400 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3401 If function isn't leaf, save and restore all registers.
3402 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3405 2005-11-05 Jan Hubicka <jh@suse.cz>
3407 PR rtl-optimization/23490
3408 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3409 max-flow-memory-location): Document.
3410 * flow.c: Include params.h
3411 (MAX_MEM_SET_LIST_LEN): Kill.
3412 (add_to_mem_set_list): Use new param.
3413 * cse.c (cse_basic_block): Replace 1000 by new param.
3414 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3415 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3416 * predict.c (predict_loops): Use new param.
3417 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3419 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3420 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3421 Do not hold memory returned by cgraph_node_name across other call.
3423 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3426 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3429 2005-11-04 Jeff Law <law@redhat.com>
3432 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3433 * tree-ssa-dom.c: Include params.h.
3434 (thread_across_edge): If there are too many statements in the
3435 target block, then do not thread through it.
3436 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3437 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3439 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3442 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3443 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3445 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3448 * tree-scalar-evolution.c (instantiate_parameters_1,
3449 instantiate_parameters, resolve_mixers): Compute the size of an
3450 expression to be instantiated and give up the instantiation if the
3451 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3453 2005-11-04 Richard Guenther <rguenther@suse.de>
3455 * tree-flow.h (ref_contains_indirect_ref): Rename to
3456 array_ref_contains_indirect_ref.
3457 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3458 (array_ref_contains_indirect_ref): Make comment match the code
3460 (ref_contains_array_ref): Likewise.
3461 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3462 ref_contains_indirect_ref.
3463 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3464 Rename calls to ref_contains_indirect_ref.
3466 2005-11-04 Paul Brook <paul@codesourcery.com>
3468 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3469 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3470 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3471 * config/arm/arm.md: Use match_operand in peephole input templates
3472 and match_dup in peephole output templates.
3474 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3476 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3479 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3480 Daniel Jacobowitz <dan@codesourcery.com>
3482 * longlong.h (add_ssaaaa): Clobber condition code register
3484 (sub_ddmmss): Likewise.
3485 (umul_ppmm): Likewise.
3487 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3488 Paul Brook <paul@codesourcery.com>
3489 Phil Blundell <pb@reciva.com>
3491 * configure.ac: Add test for ARM TLS support.
3492 * configure: Regenerated.
3493 * config/arm/arm-protos.h (legitimize_tls_address)
3494 (arm_tls_referenced_p, tls_mentioned_p)
3495 (arm_output_addr_const_extra): New prototypes.
3496 (thumb_legitimize_pic_address): Delete.
3497 * config/arm/arm.c: Include "gt-arm.h".
3498 (enum tls_reloc): New.
3499 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3500 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3501 (arm_call_tls_get_addr, legitimize_tls_address)
3502 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3503 (arm_init_tls_builtins, arm_emit_tls_decoration)
3504 (arm_output_addr_const_extra): New functions.
3505 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3506 (TARGET_HAVE_TLS): Define.
3507 (target_thread_pointer): New.
3508 (arm_override_options): Handle -mtp=.
3509 (legitimize_pic_address): Ignore UNSPECs.
3510 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3512 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3513 (tls_get_addr_libfunc): New variable.
3514 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3515 (arm_init_builtins): Call arm_init_tls_builtins.
3516 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3517 (arm_encode_section_info): Call default_encode_section_info.
3518 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3519 (enum arm_tp_type): New.
3520 (target_thread_pointer): Add declaration.
3521 (LEGITIMATE_CONSTANT_P): Handle TLS.
3522 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3523 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3524 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3525 * config/arm/arm.md: Add UNSPEC_TLS.
3526 (movsi): Handle TLS.
3527 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3529 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3530 (load_tp_hard, load_tp_soft): New insns.
3531 * arm.opt: Add -mtp=.
3532 * doc/invoke.texi (ARM Options): Document -mtp.
3534 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3536 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3537 * config/arm/libunwind.S: Include "lib1funcs.asm".
3538 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3539 (LIB2ADDEH): Add libunwind.S.
3540 (LIB2ADDEHDEP): Add lib1funcs.asm.
3541 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3543 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3546 * gcc/c.opt: Add a -lang-fortran option.
3547 * gcc/c-opts.c: Add a lang_fortran flag.
3548 (c_common_init_options): Handling the -lang-fortran option.
3549 (c_common_handle_option): Add a case for Fortran options in
3550 preprocessing. Remove cases for -ffixed-form and
3551 -ffixed-line-length. Add a case for -lang-fortran.
3553 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3555 * config/rs6000/rs6000.c: Include params.h
3556 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3557 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3558 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3559 (UNSPEC_VPKUWSS): Delete.
3560 (altivec_vpkuhss): Delete.
3561 (altivec_vpkuwss): Delete.
3562 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3564 (neg_eq0<mode>): Remove final condition.
3565 (neg_eq<mode>): Remove condition and split-condition.
3567 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3569 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3570 Use associated print macros.
3572 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3575 * diagnostic.c (diagnostic_set_info_translated): New function.
3576 (diagnostic_set_info): Use it. Add comment.
3577 * diagnostic.h (diagnostic_set_info_translated): Declare.
3579 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3581 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3582 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3583 reference only if 'public' is true.
3584 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3585 emit the .hidden directive only if the indirect reference is public.
3586 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3587 Pass it to dw2_force_const_mem.
3588 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3589 * dwarf2out.c (output_cfi): Adjust calls to above function.
3590 (output_call_frame_info): Likewise.
3591 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3592 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3594 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3596 PR tree-optimization/24483
3597 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3598 field to elts if possible.
3600 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3603 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3606 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3608 Fix PR tree-optimization/24351
3610 * tree-ssa-structalias.c (struct variable_info): Add
3612 (get_varinfo_fc): New function to follow collapsing.
3613 (new_var_info): Set collapsed_to to NULL.
3614 (dump_constraint): Follow collapsing.
3615 (build_constraint_graph): Handle collapsing.
3616 (do_simple_structure_copy): Return false if something bad
3618 (collapse_rest_of_var): New function.
3619 (do_structure_copy): Collapse if do_simple_structure_copy returns
3622 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3625 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3626 expressions to a statement list instead of gimplifying them.
3628 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3630 PR rtl-optimization/23585
3631 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3632 that can't trap plus a constant integer, if the mode has zero size.
3634 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3637 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3639 ("*insv<mode>_reg_extimm"): Likewise.
3641 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3644 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3645 c_common_type_for_mode returns an unnamed type.
3647 2005-11-02 Richard Henderson <rth@redhat.com>
3651 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3652 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3653 * function.c (assign_parms): Use calls.internal_arg_pointer.
3654 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3656 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3657 (TARGET_CALLS): Add it.
3658 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3659 * targhooks.c (default_internal_arg_pointer): New.
3660 * targhooks.h (default_internal_arg_pointer): Declare.
3661 * tree.h (dwarf2out_reg_save_reg): Declare.
3662 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3663 * config/i386/i386.c (dbx_register_map): Add return column.
3664 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3665 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3666 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3667 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3668 (ix86_save_reg): Save force_align_arg_pointer.
3669 (ix86_emit_save_regs): Make regno unsigned.
3670 (ix86_emit_save_regs_using_mov): Likewise.
3671 (ix86_expand_prologue): Handle force_align_arg_pointer.
3672 (ix86_expand_epilogue): Likewise.
3673 * config/i386/i386.h: (dbx_register_map): Update.
3674 (dbx64_register_map, svr4_dbx_register_map): Update.
3675 (struct machine_function): Add force_align_arg_pointer.
3676 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3677 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3678 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3680 2005-11-02 Jan Hubicka <jh@suse.cz>
3683 * i386.md: Add peep2 for simplyfing array accesses.
3685 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3688 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3689 * config/s390/s390.c (s390_decompose_shift_count): New function.
3690 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3691 (print_shift_count_operand): Use s390_decompose_shift_count.
3692 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3693 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3695 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3698 * loop.c (loop_givs_rescan): Use force_operand to expand
3701 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3704 * fold-const.c (build_range_check): Use unsigned when signed
3705 overflow is undefined also. If etype is subtype, make sure that
3706 the subtraction is in the supertype.
3708 2005-11-02 Richard Henderson <rth@redhat.com>
3711 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3714 2005-11-01 Richard Henderson <rth@redhat.com>
3717 * loop.c (scan_loop): Do not propagate computations to a hard
3718 register destination with SMALL_REGISTER_CLASSES.
3720 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3722 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3723 costs for MULT inside PLUS or MINUS.
3725 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3727 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3728 (TRAMPOLINE_SIZE): Round up to 60.
3729 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3731 2005-10-31 James E. Wilson <wilson@specifix.com>
3734 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3735 ifdef. Put ifdefs around call in gen_subprogram_die.
3736 (compute_frame_pointer_to_cfa_displacement): Likewise.
3737 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3740 PR rtl-optimization/17356
3741 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3742 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3744 2005-10-31 Jan Hubicka <jh@suse.cz>
3747 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3750 * i386.c (legitimize_pic_address): Deal with large immediates.
3753 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3754 from symbol names while computing checkup.
3757 * predict.c (predict_loops): Do not estimate more than
3758 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3759 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3761 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3763 PR tree-optimization/19097
3764 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3766 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3768 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3770 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3773 * tree-inline.c (setup_one_parameter): If the init_stmt
3774 is NULL, don't insert the statement.
3776 2005-10-30 Jan Hubicka <jh@suse.cz>
3778 PR tree-optimization/24172
3779 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3781 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3783 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3784 constants for hosts with long != 32 bits.
3786 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3789 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3791 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3793 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3794 (TARGET_MS1_16_002): New.
3795 (TARGET_MS1_16_003): New.
3797 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3798 ("*decrement_and_branch_until_zero_no_clobber"): New.
3799 Add corresponding splitter for decrement_and_branch_until_zero
3801 Key all decrement_and_branch_until_zero patterns off of
3804 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3807 * tree-complex.c (extract_component): Treat RESULT_DECL
3808 like the rest of the decls.
3810 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3812 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3813 indirect call to _mcount if the function needs a static chain.
3815 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3816 Caroline Tice <ctice@apple.com>
3818 PR rtl-optimization/24460
3819 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3820 (dwarf2out_switch_text_section): Set it to true instead of
3821 incrementing separate_line_info_table_in_use.
3822 (output_loc_list): Additionally test have_switched_text_sections.
3823 (output_ranges): Likewise.
3824 (dwarf2out_finish): Likewise.
3825 * varasm.c (assemble_start_function): Do not call
3826 insert_section_boundary_note.
3827 (assemble_end_function): If flag_reorder_blocks_and_partition,
3828 switch to the function's section before emitting the .size directive.
3829 * bb-reorder.c (insert_section_boundary_note): Staticify.
3830 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3831 * output.h (insert_section_boundary_note): Delete.
3833 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3836 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3837 instead of pointer equality when comparing types.
3839 2005-10-24 James E. Wilson <wilson@specifix.com>
3841 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3842 add_dependence_list_and_free calls.
3844 2005-10-24 Steven Bosscher <stevenb@suse.de>
3846 * contrib.texi: Add the names of the LLNL folks who donated
3847 Cray pointer support for gfortran.
3849 2005-10-24 Steven Bosscher <stevenb@suse.de>
3851 PR tree-optimization/24225
3852 * profile.c (branch_prob): Look from end to start through a
3853 basic block when looking for a locus.
3855 2005-10-24 Richard Henderson <rth@redhat.com>
3857 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3859 (hppa_expand_prologue): Likewise.
3861 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3863 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3864 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3865 * pa.h (NO_PROFILE_COUNTERS): Define.
3866 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3867 (funcdef_nos): New vector to hold label numbers of deferred profile
3869 (output_deferred_profile_counters): New function.
3870 (hppa_profile_hook): Push label number onto funcdef_nos.
3871 (pa_hpux_file_end): Call output_deferred_profile_counters if
3872 NO_DEFERRED_PROFILE_COUNTERS is false.
3874 * pa-protos.h (get_deferred_plabel): New prototype.
3875 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3877 (output_call): Adjust calls.
3879 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3881 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3882 peculiarity of GOT/TOC section usage.
3884 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3887 * c-common.c (constant_string_class_name): Add documentation.
3889 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3892 * recog.c (peephole2_optimize): Increment peep2_current_count
3893 only when the slot is empty.
3895 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3898 * except.c (output_function_exception_table): Call
3899 assemble_external_libcall if we need a personality function.
3901 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3903 PR rtl-optimization/24460
3904 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3905 set the basic block for barriers.
3907 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3909 * var-tracking.c (vt_initialize): Initialize post.
3911 2005-10-21 Devang Patel <dpatel@apple.com>
3914 * c-common.c (vector_types_convertible_p): Check vector element type.
3916 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3918 * config/sh/sh.c (prepare_move_operands): Handle the address
3919 constant which is a tls symbolic address plus a constant.
3921 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3924 * gcc.c (main): Use the correct counter for erroring out
3925 about mulitple files.
3927 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3930 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3931 use r2 for 64-bit tls .got access.
3933 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3935 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3938 2005-10-20 Steven Bosscher <stevenb@suse.de>
3940 PR tree-optimization/24307
3941 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3943 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3946 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3948 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3949 is ready, stop marking functions, but still mark variables.
3951 2005-10-20 Richard Guenther <rguenther@suse.de>
3954 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3957 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3959 PR rtl-optimization/23585
3960 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3961 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3962 (may_trap_p_1): New predicate extracted from...
3963 (may_trap_p): ... here. Invoke may_trap_p_1.
3964 (may_trap_or_fault_p): New predicate.
3965 * rtl.h (may_trap_or_fault_p): Declare it.
3966 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3967 instead of may_trap_p.
3968 (steal_delay_list_from_fallthrough): Likewise.
3969 (fill_simple_delay_slots): Likewise.
3970 (fill_slots_from_thread): Likewise.
3971 * function.c (pad_to_arg_alignment): Rework comment about
3972 SPARC_STACK_BOUNDARY_HACK.
3973 * config/sparc/sparc.h: Likewise.
3975 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3977 * config/s390/s390.c (s390_expand_insv): New.
3978 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3979 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3980 ("icm_hi"): Remove mode attribute.
3981 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3983 ("*extracthi", "*extractqi"): Remove.
3984 (extv<mode>", "*extzv<mode>"): New.
3985 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3986 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3988 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3990 * cfgexpand.c (discover_nonconstant_array_refs_r,
3991 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3992 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3993 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3994 discover_nonconstant_array_refs.
3996 2005-10-19 Steven Bosscher <stevenb@suse.de>
3999 * c-decl.c (pop_scope): Don't warn about an unused variable
4000 if it is marked with TREE_NO_WARNING.
4001 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4002 somenow mismatch and olddecl is to be replaced.
4004 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4007 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4008 whether registers live on the edge can be saved/restored.
4010 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4012 * config/sh/sh.c (fixup_mova): Skip notes.
4014 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4016 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4017 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4018 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4019 (s390_initial_elimination_offset): Likewise.
4020 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4021 register on TARGET_ZARCH targets.
4022 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4023 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4024 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4025 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4027 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4029 * config/s390/s390.md: Comment describing output modifiers updated.
4030 * config/s390/s390.c (print_operand): Likewise.
4032 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4034 * config/s390/s390.c (override_options): Added check for -mstack-size
4036 * doc/invoke.texi: Mention that limit in the documenation.
4038 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4041 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4043 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4045 Fix PR tree-optimization/24231
4047 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4048 (compute_avail): Ditto.
4050 2005-10-18 Richard Henderson <rth@redhat.com>
4053 * config/i386/i386.c (legitimate_constant_p): Check
4054 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4056 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4057 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4058 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4060 (print_operand_address): Likewise.
4061 * config/i386/predicates.md (x86_64_immediate_operand): Test
4062 SYMBOL_REF_TLS_MODEL properly inside CONST.
4063 (x86_64_zext_immediate_operand): Likewise.
4064 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4065 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4066 * config/i386/i386-protos.h: Remove predicates.md entries.
4068 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4070 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4071 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4073 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4074 Ian Lance Taylor <ian@airs.com>
4077 * fold-const.c (fold_widened_comparison): Do not allow range based
4078 constant folding when right operand cannot be unwidened.
4080 2005-10-17 Richard Henderson <rth@redhat.com>
4082 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4083 with a memory clobber.
4085 2005-10-17 James E Wilson <wilson@specifix.com>
4087 PR rtl-optimization/17356
4088 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4089 checking for EDGE_EH.
4091 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4093 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4094 the slot on an even boundary for any type with 16-byte alignment.
4096 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4099 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4100 after register allocation.
4102 2005-10-17 DJ Delorie <dj@redhat.com>
4104 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4107 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4110 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4113 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4115 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4116 to 2 if it's already non-zero.
4117 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4118 is set and warn about it if flag_schedule_insns is 1.
4120 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4122 * config/crx/crx.md: Compare-and-branch instructions need to
4125 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4128 * config/i386/i386.md (*pushdi2_rex64 splitter)
4129 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4130 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4131 flow2 pass only when (optimize > 0 && flag_peephole2).
4133 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4136 * gcc.c (have_c): New static variable.
4138 (process_command): Remove declation of have_c.
4139 Set have_o to 1 when handling -o.
4140 (main): Add a fatel error if there are multiple
4141 files specified and -o and -c/-S is passed witout
4142 -combine or multiple languages.
4144 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4146 Fix PR tree-optimization/22444
4147 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4148 Assert that we don't hit something with subvars.
4149 (setup_pointers_and_addressables): Don't add things with subvars,
4150 because we'll already process the subvars for aliasing purposes.
4152 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4155 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4156 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4157 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4158 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4159 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4160 swapped, alternatives for the R constraint.
4163 * builtins.c (get_builtin_sync_mode): Make unlimited
4164 mode_for_size request.
4166 2005-10-15 Richard Henderson <rth@redhat.com>
4168 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4169 (gimplify_expr): ... here.
4170 (gimplify_compound_lval): Use it in initial scan loop. Allow
4171 fb_lvalue in base expression.
4173 2005-10-15 Richard Henderson <rth@redhat.com>
4176 * builtins.c (expand_builtin_trap): Export.
4177 * expr.h (expand_builtin_trap): Declare.
4178 * expr.c (expand_assignment): Emit a trap for integral offsets
4179 from registers that weren't reduced to bitpos.
4181 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4182 (mark_array_ref_addressable): Remove.
4183 * tree-flow.h (mark_array_ref_addressable): Remove.
4184 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4186 2005-10-15 James E Wilson <wilson@specifix.com>
4189 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4190 (add_dependence_list_and_free): Likewise.
4191 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4194 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4198 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4199 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4201 (vrp_visit_phi_node): Only prevent infinite iterations when
4202 the previous result and the new result are both VR_RANGEs.
4204 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4206 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4209 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4212 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4215 2005-10-14 Per Bothner <per@bothner.com>
4217 PR preprocessor/21250
4218 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4220 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4223 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4224 overflow flags. Refactor some conditionals.
4226 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4229 * tree-dfa.c (add_referenced_var): Only look at decls which
4230 have TREE_CONSTANT or TREE_READONLY set instead of if
4231 !TREE_PUBLIC or !TREE_CONSTANT.
4233 2005-10-13 James E Wilson <wilson@specifix.com>
4235 * doc/invoke.texi: For -x, add f95-cpp-input.
4236 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4238 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4240 PR tree-optimization/24262
4241 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4242 in loop all the time.
4244 2005-10-12 Richard Henderson <rth@redhat.com>
4247 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4248 * function.c (assign_parm_find_data_types): Don't support it.
4249 * print-tree.c (print_node): Likewise.
4250 * c-common.c (handle_transparent_union_attribute): Likewise.
4251 Use build_duplicate_type.
4252 * tree-inline.c (remap_type_1): Split out of remap_type;
4253 properly remap aggregate fields.
4254 (build_duplicate_type): New.
4255 * doc/extend.texi (Variable Attributes): Remove documentation
4256 for transparent_union.
4258 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4261 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4262 (gen_stack_pointer_dec): Likewise.
4264 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4268 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4270 (struct cxx): Add adjust_class_at_definition target hook.
4271 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4272 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4273 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4274 hook_void_tree. Add to TARGET_CXX.
4275 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4277 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4278 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4279 instead of attribute. Check for dllexport override. Warn if
4280 inconsistent dll linkage. Don't lose old dllimport if decl has
4281 had address referenced. Tweak lookup of dllimport atribute.
4282 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4283 for target specific rules. Don't add dllimport attribute if
4284 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4285 dllimport attribute.
4286 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4287 * varasm.c (initializer_constant_valid_p): Replace
4288 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4292 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4293 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4294 (i[34567]86-*-mingw32*): Likewise.
4296 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4297 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4299 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4300 C++-specific code. Change return value to bool.
4301 (i386_pe_dllimport_p): Likewise.
4302 (associated_type): Simplify and make language-independent
4303 (i386_pe_encode_section_info): Replace override of ambiguous
4304 dllimport symbol refs with a gcc_assert.
4305 (i386_pe_valid_dllimport_attribute_p): Define.
4306 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4307 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4308 i386_pe_adjust_class_at_definition.
4309 * config/i386/winnt-stubs.c: New file. Define stub versions of
4310 lang-specific functions.
4311 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4312 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4313 i386_pe_adjust_class_at_definition.
4314 (i386_pe_valid_dllimport_attribute_p): Declare.
4315 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4316 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4317 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4320 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4321 dllimport attribute with test of DECL_DLLIMPORT_P.
4323 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4325 * combine.c (make_extraction): Correct offset computation.
4327 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4329 * config/cris/t-linux (LIMITS_H_TEST): Define.
4331 2005-10-12 Richard Henderson <rth@redhat.com>
4334 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4336 2005-10-12 Richard Guenther <rguenther@suse.de>
4338 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4340 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4343 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4344 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4347 2005-10-12 Richard Guenther <rguenther@suse.de>
4350 * varasm.c (output_constant): Correct typo from previous
4353 2005-10-11 Ian Lance Taylor <ian@airs.com>
4355 PR rtl-optimization/13931
4356 * combine.c: Revert patch of 2003-05-14, and:
4357 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4358 completely killed in the appropriate insn.
4359 (distribute_notes): Don't skip multiple hard register test for
4360 elim_i1 and elim_i2.
4362 2005-10-11 Richard Henderson <rth@redhat.com>
4365 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4366 to initialize a transparent union instead of a nop_expr.
4368 2005-10-11 Richard Henderson <rth@redhat.com>
4370 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4371 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4372 (tree_ssa_dce_loop): Call scev_reset.
4375 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4376 * tree-ssa-dce.c: Include cfgloop.h.
4377 (tree_ssa_dce_loop, pass_dce_loop): New.
4378 * tree-pass.h (pass_dce_loop): Declare it.
4379 * passes.c (init_optimization_passes): Use it.
4381 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4384 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4385 Only apply the optimization for rounding builtins if the inner
4386 cast is also an extension.
4388 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4391 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4392 mark_new_vars_to_rename instead of update_stmt.
4394 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4396 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4398 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4400 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4401 for setting MMX register to 0 rather than mmx.
4403 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4406 * configure.ac: Move gas check from mips specific case to common case.
4407 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4408 * configure: Regenerate
4409 * doc/install.texi: Update.
4411 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4414 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4416 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4418 * gcc.c (do_spec_1): Accept numeric characters in file name
4421 2005-10-10 Nick Clifton <nickc@redhat.com>
4423 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4424 describing the deleted arm_gen_rotated_half_load function.
4426 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4428 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4431 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4433 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4435 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4436 (EXTRA_MULTILIB_PARTS): Define.
4437 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4438 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4439 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4440 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4441 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4442 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4444 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4446 PR tree-optimization/24226
4447 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4448 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4449 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4452 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4454 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4456 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4459 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4460 Rewrite for no need for the early clobber.
4462 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4464 Merge from csl-arm-branch:
4465 2005-09-07 Paul Brook <paul@codesourcery.com>
4466 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4469 2005-04-30 Paul Brook <paul@codesourcery.com>
4470 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4471 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4473 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4474 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4475 (arm_override_options): Use TARGET_AAPCS_BASED.
4476 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4477 (PTRDIFF_TYPE): Use int for AAPCS.
4478 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4479 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4480 (DEFAULT_SHORT_ENUMS): Delete.
4481 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4483 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4484 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4485 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4486 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4488 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4489 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4491 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4492 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4494 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4495 * config.gcc (arm*-*-linux-gnueabi): Add it.
4496 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4498 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4499 * config/arm/linux-eabi.h: New file.
4500 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4501 (LINUX_TARET_LINK_SPEC): Likewise.
4502 (LINK_SPEC): Use it.
4503 * config/arm/t-linux-eabi: New file.
4505 2005-10-08 Steven Bosscher <stevenb@suse.de>
4508 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4510 (PARAM_SMS_DFA_HISTORY): Likewise.
4512 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4515 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4516 (load_register_parameters): Call it.
4517 (check_sibcall_argument_overlap_1): Likewise.
4518 (store_one_arg): Likewise.
4520 2005-10-07 James E. Wilson <wilson@specifix.com>
4522 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4523 DImode not VECINT24 for operand 2.
4526 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4530 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4531 fr_spill): Use destination_operand for operand 0.
4533 2005-10-07 DJ Delorie <dj@redhat.com>
4535 * varasm.c (output_constant): Limit error to expanding
4538 2005-10-07 Richard Guenther <rguenther@suse.de>
4541 * fold-const.c (fold_binary): Fix operand types during folding
4542 of X op (A, Y). Evaluation order of the side-effects of
4543 X and A are frontend-defined, so ensure we honour that even for
4544 tcc_comparison class operands; eased by removing duplicate code.
4546 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4548 * stor-layout.c (layout_type): Do not allow alignment of array
4549 elements to be greater than their size.
4551 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4553 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4555 (hppa*-*-linux*): Ditto.
4556 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4557 * config/host-hpux.c: New.
4558 * config/x-hpux: New.
4559 * config/pa/x-hpux: Remove.
4560 * config/pa/x-linux: Remove.
4561 * config/pa/pa-host.c: Remove.
4563 2005-10-07 Jeff Law <law@redhat.com>
4565 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4566 determine whether or not to try and thread outgoing edges.
4568 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4570 * config/rs6000/rs6000.md (eqsi_power): New.
4571 (neg_eq0si): Add TARGET_POWER to final condition.
4574 2005-10-06 Richard Henderson <rth@redhat.com>
4576 * config/rs6000/rs6000.c: Revert last change.
4578 2005-10-06 Richard Henderson <rth@redhat.com>
4580 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4581 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4583 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4587 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4588 out return_label and naked_return_label.
4590 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4592 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4595 2005-10-06 Richard Henderson <rth@redhat.com>
4598 * tree-inline.c (declare_return_variable): Handle modify_dest not
4601 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4603 Fix PR tree-optimization/22488
4604 * tree-ssa-structalias.c (check_for_overlaps): New function.
4605 (create_variable_info_for): Use it.
4607 2005-10-06 Richard Henderson <rth@redhat.com>
4610 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4611 (dwarf2out_start_source_file): Print it.
4613 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4615 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4617 2005-10-06 Richard Henderson <rth@redhat.com>
4620 * mode-switching.c (optimize_mode_switching): Clear transp bit
4621 for block with incomming abnormal edges.
4623 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4624 (fpscr_set_from_mem): Use them.
4625 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4626 (fpscr postinc splitters): Rewrite as peephole2+split.
4628 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4630 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4631 (eq<mode>_compare): Same.
4633 2005-10-06 Richard Guenther <rguenther@suse.de>
4635 PR tree-optimization/24238
4636 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4638 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4640 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4641 here. Use AC_PATH_PROG for environment variables instead of
4643 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4645 * configure: Regenerated.
4647 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4650 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4651 then force it into a register.
4652 (call_value): Likewise.
4654 2005-10-06 Richard Henderson <rth@redhat.com>
4657 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4658 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4659 under pass_vectorize.
4661 2005-10-05 Devang Patel <dpatel@apple.com>
4664 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4665 handling constants. Check NAMESPACE_DECL context for constants.
4667 2005-10-05 Eric Christopher <echristo@apple.com>
4669 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4671 2005-10-05 Richard Henderson <rth@redhat.com>
4674 * tree-cfg.c (mark_array_ref_addressable_1): New.
4675 (mark_array_ref_addressable): New.
4676 * tree-flow.h (mark_array_ref_addressable): Declare.
4677 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4679 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4683 * reload.c (subst_reloads): When adding a REG_LABEL to a
4684 jump instruction, also update JUMP_LABEL.
4686 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4688 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4689 * bb-reorder.c (copy_bb_p): Use it.
4690 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4692 2005-10-05 Richard Henderson <rth@redhat.com>
4695 * toplev.c (process_options): Warn about unsupported combinations
4696 of unwind tables and omit-frame-pointer.
4697 * config/i386/i386.c (override_options): Similarly. Enable
4698 accumulate-outgoing-args if not explicitly disabled.
4700 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4702 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4703 Handle big endian vs. small endian.
4704 (vec_initv2sf): Handle big endian vs. small endian.
4705 (*vec_extractv2sf_1): Ditto.
4707 2005-10-05 Dale Johannesen <dalej@apple.com>
4709 * convert.c (convert_to_real): Don't convert
4710 (float)floor(double d) to floorf((float)d).
4712 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4714 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4716 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4718 PR tree-optimization/18587
4719 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4720 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4721 build_vuses): Change to VEC type.
4722 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4723 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4724 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4725 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4726 (get_name_decl): New. Return DECL_UID of base variable.
4727 (operand_build_cmp): New. qsort comparison routine.
4728 (operand_build_sort_virtual): New. Sort virtual build vector.
4729 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4730 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4731 (FINALIZE_BASE): Use get_name_decl.
4732 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4733 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4734 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4735 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4736 direct VEC_* manipulations.
4737 (build_ssa_operands): Call operand_build_sort_virtual.
4738 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4739 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4740 with direct VEC_* manipulations.
4741 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4742 with direct VEC manipulations.
4744 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4746 PR tree-optimization/21419
4747 PR tree-optimization/24146
4748 PR tree-optimization/24151
4750 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4751 (build_asm_expr): Call it if outputs are read-only.
4752 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4754 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4755 Paolo Bonzini <bonzini@gnu.org>
4759 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4760 enable the instructions and not just the built-ins.
4761 * doc/invoke.texi (x86 Options): Likewise.
4763 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4765 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4767 * doc/invoke.texi (Option Summary): Correct spelling
4768 of -mmacosx-version-min.
4770 2005-10-04 Devang Patel <dpatel@apple.com>
4772 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4775 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4777 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4778 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4780 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4782 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4783 ("TE","tg"): New mode attributes.
4784 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4785 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4786 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4787 dword_mode and one for GPRmode.
4789 2005-10-04 Ian Lance Taylor <ian@airs.com>
4791 PR preprocessor/13726
4792 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4793 any comments passed in.
4795 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4797 * tree.c (annotate_with_file_line): Fix typo.
4799 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4802 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4803 type used to access data in the inlined length == 1 case, use
4804 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4805 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4807 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4809 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4810 TARGET_SSE3 and only for TARGET_80387.
4811 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4812 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4813 Do not depend on TARGET_80387.
4815 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4817 * tree.c (last_annotated_node): Change type to location_t*.
4818 (annotate_with_file_line): Reflect the change of
4819 last_annotated_node type.
4821 2005-10-04 Richard Guenther <rguenther@suse.de>
4824 * c-decl.c (grokdeclarator): Don't write to fields
4827 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4830 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4832 * varasm.c (make_decl_rtl): If a register variable does not
4833 have a set user assmbler name, error out.
4834 Decode the asmspec is now name+1 bypassing '*'.
4836 2005-10-04 Steven Bosscher <stevenb@suse.de>
4838 PR tree-optimization/23049
4839 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4840 of a COND_EXPR is folded before calling fold on the whole rhs of a
4841 conditional assignment.
4842 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4843 document that a COND_EXPR may appear there.
4845 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4848 * tree-vrp.c (extract_range_from_assert): If the new numeric
4849 range created out of the assertion contradicts the existing
4850 numeric range of the ASSERT_EXPR variable, make the new range
4853 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4855 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4856 from T_REGS to FP register class.
4858 2005-10-03 Richard Henderson <rth@redhat.com>
4861 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4862 before creating a new one.
4864 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4866 * config/rs6000/t-aix43 (LDFLAGS): New.
4867 * config/rs6000/t-aix52 (LDFLAGS): New.
4869 2005-10-03 Ian Lance Taylor <ian@airs.com>
4871 * gimplify.c (find_single_pointer_decl_1): New static function.
4872 (find_single_pointer_decl): New static function.
4873 (internal_get_tmp_var): For a formal variable, set restrict base
4874 information if appropriate.
4875 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4877 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4878 (DECL_GET_RESTRICT_BASE): Define.
4879 (SET_DECL_RESTRICT_BASE): Define.
4880 (decl_restrict_base_lookup): Declare.
4881 (decl_restrict_base_insert): Declare.
4882 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4883 * tree.c (restrict_base_for_decl): New static variable.
4884 (init_ttree): Initialize restrict_base_for_decl.
4885 (copy_node_stat): Copy restrict base information.
4886 (decl_restrict_base_lookup): New function.
4887 (decl_restrict_base_insert): New function.
4888 (print_restrict_base_statistics): New static function.
4889 (dump_tree_statistics): Call print_restrict_base_statistics.
4891 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4894 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4895 case of anti-ranges.
4897 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4900 * c-typeck.c (tagged_tu_seen): Rename to ...
4901 (tagged_tu_seen_cache): this and add val field.
4902 (comptypes): Move functional to comptypes_internal
4903 and free tagged_tu_seen.
4904 (comptypes_internal): New function and call comptypes_internal
4905 instead of comptypes. Speed up by sibcalling
4906 tagged_types_tu_compatible_p.
4907 (alloc_tagged_tu_seen): New function
4908 (free_all_tagged_tu_seen_up_to): New function.
4909 (tagged_types_tu_compatible_p): Return the val of the seen two
4911 Add that the two types are the same to tagged_tu_seen_base
4912 if they are and call comptypes_internal instead of comptypes.
4913 <case UNION_TYPE>: Speed up common type where the fields are
4915 (function_types_compatible_p): Call comptypes_internal instead of
4917 (type_lists_compatible_p): Likewise.
4918 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4920 2005-10-02 Matthias Klose <doko@debian.org>
4922 * doc/invoke.texi: Fix typo and speling error.
4924 2005-10-01 Richard Henderson <rth@redhat.com>
4926 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4928 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4930 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4931 using --start-group and --end-group.
4933 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4935 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4936 FIXME note regarding quirky semantics.
4938 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4941 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4942 non-null range as a last resort.
4944 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4945 Diego Novillo <dnovillo@redhat.com>
4948 * tree-vrp.c (extract_range_from_assert): For !=
4949 assertions, only build an anti-range if LIMIT is a
4950 single-valued range.
4952 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4954 * arm.md (movqi): On thumb when optimizing, handle loading from
4955 memory by describing this as taking a subreg of a zero-extended load
4956 into an SImode register.
4959 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4961 * reload1.c (merge_assigned_reloads): Do not change any
4962 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4964 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4966 * Makefile.in (LIPO_FOR_TARGET): Define.
4967 (STRIP_FOR_TARGET): Define.
4969 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4970 before creating new ones. Do symlinks before creating the actual
4973 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4974 to work out which multilibs are actually being built.
4976 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4978 * tree-vect-transform.c, config/ms1/ms1.md,
4979 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4980 Follow spelling conventions.
4981 * doc/invoke.texi, doc/md.texi: Fix typos.
4983 2005-09-30 Andrew Macleod <amacleod@redat.com>
4985 PR tree-optimization/21430
4986 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4987 use operands, and set stmt pointer if need be.
4988 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4989 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4992 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4995 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4997 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4999 * optabs.c (expand_binop): Initialize first_pass_p.
5001 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5004 * c-decl.c (c_write_global_declarations_1): If any
5005 wrapup_global_declaration_2 call returned true, restart the loop.
5007 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5009 Fix PR tree-optimization/24117
5010 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5011 before considering whether to use anyoffset.
5013 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5017 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5019 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5021 (swap_commutative_operands_with_target): New.
5023 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5026 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5029 2005-09-29 Steven Bosscher <stevenb@suse.de>
5031 PR tree-optimization/23911
5032 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5033 and IMAGPART_EXPR too.
5035 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5038 * expmed.c (expand_shift): Move logic to reverse rotation
5039 direction when rotating by constants ...
5040 * optabs.c (expand_binop): ... here.
5041 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5042 (ix86_rotrdi3): New pattern.
5043 (rotldi3): Handle 32-bit mode.
5044 (ix86_rotldi3): New pattern.
5046 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5049 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5050 check for numbers that need no bit twiddle.
5052 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5054 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5055 multilib to be built.
5057 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5058 (stage1-start): Delete old libgcc and libunwind before moving
5059 anything into the stage directory.
5060 (stage2-start): Likewise.
5061 (stage3-start): Likewise.
5062 (stage4-start): Likewise.
5063 (stageprofile-start): Likewise.
5064 (stagefeedback-start): Likewise.
5065 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5066 header in tm_file and CPU-specific t-darwin in tmake_file.
5067 (i[34567]86-*-darwin*): Don't change tm_file.
5068 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5069 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5070 shared library stub for target OS version.
5071 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5072 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5073 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5074 (libgcc_s.%.dylib): New.
5076 (install-darwin-libgcc-stubs): New.
5077 (INSTALL_LIBGCC): New append.
5078 * config/i386/darwin-libgcc.10.4.ver: New.
5079 * config/i386/darwin-libgcc.10.5.ver: New.
5080 * config/i386/t-darwin: New.
5081 * config/rs6000/darwin-libgcc.10.4.ver: New.
5082 * config/rs6000/darwin-libgcc.10.5.ver: New.
5083 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5084 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5086 2005-09-28 Paul Brook <paul@codesourcery.com>
5088 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5091 2005-09-28 Richard Guenther <rguenther@suse.de>
5093 PR tree-optimization/23853
5094 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5095 host_integerp to verify misalignment value.
5097 2005-09-28 Richard Henderson <rth@redhat.com>
5099 * builtins.c (get_builtin_sync_mode): New.
5100 (expand_builtin_sync_operation): Pass in mode argument.
5101 (expand_builtin_compare_and_swap): Likewise.
5102 (expand_builtin_lock_test_and_set): Likewise.
5103 (expand_builtin_lock_release): Likewise.
5104 (expand_builtin): Update to match.
5106 2005-09-28 Nick Clifton <nickc@redhat.com>
5108 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5109 formatting. Add check to PLUS case to ensure that the offset is
5110 within an acceptable range.
5112 * config/v850/v850.md (casesi): Disable the generation of the
5113 switch pattern as it is not being handled properly at the moment.
5115 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5116 for when the high words are identical.
5118 2005-09-27 Richard Henderson <rth@redhat.com>
5120 * pretty-print.c (pp_base_format): Fix typo for %>.
5122 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5123 Devang Patel <dpatel@apple.com>
5125 PR tree-optimization/23625
5126 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5127 LABEL_EXPR, assertion check.
5129 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5131 * optabs.c (no_conflict_move_test): Check if a result of a
5132 to-be-moved insn would be clobbered by an originally
5135 2005-09-27 Jeff Law <law@redhat.com>
5137 * passes.c (init_optimization_passes): Replace copy propagation
5138 passes immediately after DOM with phi-only copy propagation
5139 pases. Add phi-only copy propagation pass after first DOM pass.
5140 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5141 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5142 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5143 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5144 to init_copy_prop. Callers updated.
5145 (do_phi_only_copy_prop): New function.
5146 (pass_phi_only_copy_prop): New pass descriptor.
5148 2005-09-27 Nick Clifton <nickc@redhat.com>
5150 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5152 2005-09-26 Jason Merrill <jason@redhat.com>
5155 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5157 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5159 2005-09-26 James E Wilson <wilson@specifix.com>
5161 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5162 copyright. Add gcc copyright plus libgcc exception.
5163 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5165 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5167 2005-09-26 Jeff Law <law@redhat.com>
5169 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5170 about when to iterate.
5172 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5175 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5176 for __complex__ double in -mcpu=G5 mode.
5178 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5180 PR tree-optimization/23942
5181 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5182 * tree-scalar-evolution.c: Include params.h.
5184 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5185 follow_ssa_edge_in_condition_phi_branch,
5186 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5187 Change return type to t_bool. Use a parameter to limit the size of
5188 trees that are walked before stopping
5189 (analyze_evolution_in_loop): Initialize the limit to 0.
5190 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5191 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5193 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5196 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5197 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5199 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5201 * combine.c (make_extraction): Check for valid use of subreg.
5203 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5206 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5207 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5208 ("fist<mode>2_with_temp"): Use only register operands.
5210 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5212 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5213 CALL_INSN_FUNCTION_USAGE.
5215 2005-09-26 Richard Guenther <rguenther@suse.de>
5218 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5219 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5220 (ldst_entry): Use the hashtable instead of list-walking.
5221 (find_rtx_in_ldst): Likewise.
5222 (free_ldst_entry): Free the hashtable.
5223 (compute_ld_motion_mems): Create the hashtable.
5224 (trim_ld_motion_mems): Remove entry from hashtable if
5225 removing it from list.
5226 (compute_store_table): Likewise^2.
5227 (store_motion): Free hashtable in case we did not see
5230 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5232 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5233 and arg1 if we are passing them to fold_build2.
5235 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5238 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5241 2005-09-25 Richard Henderson <rth@redhat.com>
5243 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5244 SYMBOL_REF_TLS_MODEL to be correct.
5246 2005-09-24 Richard Henderson <rth@redhat.com>
5248 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5249 end of function. Reindent.
5251 2005-09-24 Ian Lance Taylor <ian@airs.com>
5253 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5254 NEGATE_EXPR/BIT_NOT_EXPR case.
5256 2005-09-24 Richard Henderson <rth@redhat.com>
5258 * c-common.c (handle_mode_attribute): When not modifying in place,
5259 create subtypes for enumerations.
5260 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5261 * gimplify.c (create_tmp_from_val): Likewise.
5263 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5265 * config/i386/i386.md (*tls_global_dynamic_64,
5266 *tls_local_dynamic_base_64): Add missing mode to call.
5267 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5269 2005-09-24 Jan Hubicka <jh@suse.cz>
5271 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5272 (cgraph_clone_node): Likewise.
5273 * cgraph.h (cgraph_clone_edge): Update prototype.
5274 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5275 duplicated prototypes; add updating argument.
5276 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5277 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5279 (cgraph_mark_inline_edge): Likewise.
5280 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5281 (cgraph_flatten_node): Likewise.
5282 (cgraph_decide_recursive_inlining): Likewise.
5283 (cgraph_decide_inlining_of_small_function): Likewise.
5284 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5286 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5287 Pete Steinmetz <steinmtz@us.ibm.com>
5289 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5290 (rldic.): Set type to "compare".
5292 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5293 mfjmpr for MFCTR/MFLR.
5294 (movdf_hardfloat64): Same.
5295 (movdf_softfloat64): Same. Correct order of store and move types.
5296 (movti_string): Set type to store_ux/load_ux.
5297 (load_multiple): Set type to load_ux.
5298 (store_multiple): Set type to store_ux.
5299 (movmemsi): Set type to store_ux.
5300 (output_cbranch direct_return): Set type to jmpreg.
5301 (stmw): Set type to store_ux.
5302 (lmw): Set type to load_ux.
5303 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5304 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5305 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5306 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5307 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5308 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5309 (rios1-fpstore): Increase latency to 3.
5310 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5311 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5313 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5314 Andrew Pinski <pinskia@physics.uc.edu>
5316 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5317 operand2 constraint to "b".
5318 (sync_<fetchop_name>di_internal): Same.
5319 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5321 (sync_old_<fetchop_name>di_internal): Same.
5322 (sync_new_<fetchop_name>si_internal): Same.
5323 (sync_new_<fetchop_name>di_internal): Same.
5325 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5328 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5329 case, define as macros.
5331 PR rtl-optimization/23837
5332 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5333 clobber / clobber match between dest and p->first.
5335 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5336 (no_conflict_move_test): Update comments.
5338 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5340 * doc/install.texi: Update URL for Jacks.
5341 * doc/sourcebuild.texi: Likewise.
5343 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5346 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5347 registers when choosing register preferences.
5348 (movdf_hardfloat64): Same.
5350 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5352 * expmed.c (expand_shift): Don't use the target of the rotate as
5353 target for the first expanded shift insn.
5354 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5356 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5358 PR tree-optimization/22438
5359 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5360 preserved iv rhs rewriting specially.
5362 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5364 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5365 estimate_only is true.
5366 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5367 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5368 tree-ssa-structalias.c
5369 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5370 ref_contains_indirect_ref.
5371 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5373 2005-09-21 DJ Delorie <dj@redhat.com>
5375 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5377 (mn10300_return_in_memory): Support variable size types also.
5378 (mn10300_pass_by_reference): Likewise.
5379 (mn10300_function_value): New.
5380 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5381 (FUNCTION_OUTGOING_VALUE): Likewise.
5382 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5383 * doc/invoke.texi: Document it.
5385 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5388 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5389 force integer op1 into register for XFmode compares.
5391 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5394 * expmed.c (alg_code): Add alg_impossible.
5395 (alg_hash_entry): Add cost.
5396 (synth_mult): Record alg_impossible in the hash table if
5397 multiplication by a given integer is impossble within the
5398 limit. Speed up using alg_impossible.
5400 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5402 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5403 argument. Allow and set any offset if needs_anyoffset is passed
5405 (get_constraint_for): Add argument here too.
5407 (do_structure_copy): Pass NULL to get_constraint_for.
5408 (handle_ptr_arith): Ditto.
5409 (find_func_aliases): Ditto.
5411 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5413 PR rtl-optimization/23898
5414 * output.h (get_attr_min_length): Declare.
5415 * final.c (get_attr_length_1): New function, broken out of:
5417 (get_attr_min_length): New function.
5418 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5419 (duplicate_computed_gotos): Likewise.
5420 * genattr.c (insn_min_length): Generate declaration.
5421 * genattrtab.c (min_fn, min_attr_value): New functions.
5422 (make_length_attrs): Generate insn_min_length.
5424 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5426 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5428 2005-09-20 Richard Henderson <rth@redhat.com>
5430 PR tree-optimization/24059
5431 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5434 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5436 * c.opt (fextended-identifiers): New.
5437 * c-opts.c (c_common_handle_option): Handle
5438 -fextended-identifiers.
5439 * doc/cpp.texi: Update documentation of extended identifiers.
5440 * doc/cppopts.texi (-fextended-identifiers): Document.
5442 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5444 PR tree-optimization/23929
5445 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5448 PR tree-optimization/23818
5449 * tree-stdarg.c (execute_optimize_stdarg): Call
5450 calculate_dominance_info.
5452 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5454 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5455 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5456 (compute_overlap_steps_for_affine_1_2): Use
5457 get_number_of_iters_for_loop.
5458 (analyze_subscript_affine_affine): Check whether difference is
5460 Use get_number_of_iters_for_loop.
5461 Check whether overlap occurs outside of bounds.
5462 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5464 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5466 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5467 base register if possible.
5469 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5471 PR tree-optimization/18463
5472 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5473 converting it directly is not possible.
5474 (chrec_convert_aggressive): New function.
5475 * tree-chrec.h (chrec_convert_aggressive): Declare.
5476 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5477 Fold chrec conversions aggressively if asked to.
5478 (instantiate_parameters): Modified because of changes in
5479 instantiate_parameters_1.
5481 2005-09-19 Richard Henderson <rth@redhat.com>
5483 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5484 (reduc_splus_v2df): New.
5486 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5488 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5489 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5491 2005-09-19 Richard Henderson <rth@redhat.com>
5493 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5496 2005-09-19 Richard Henderson <rth@redhat.com>
5498 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5499 (ia64_expand_dot_prod_v8qi): New.
5500 * config/ia64/ia64-protos.h: Update.
5501 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5502 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5503 sdot_prodv8qi, sdot_prodv4hi): New.
5504 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5506 2005-09-19 Richard Henderson <rth@redhat.com>
5509 * real.c (exact_real_truncate): Return false if the format cannot
5510 represent the number as a normal.
5512 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5513 for a memory source.
5515 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5517 * tree-ssa-operands.c (swap_tree_operands): Export.
5518 * tree.h (swap_tree_operands): Declare.
5519 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5520 Call swap_tree_operands.
5522 2005-09-19 Richard Henderson <rth@redhat.com>
5524 * tree-flow.h (merge_alias_info): Declare.
5525 * tree-ssa-copy.c (merge_alias_info): Export.
5526 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5527 (vect_create_data_ref_ptr): Use create_iv directly.
5528 (vectorizable_load): Use correct types for integer constants.
5529 (vect_generate_tmps_on_preheader): Likewise.
5530 (vect_gen_niters_for_prolog_loop): Likewise.
5532 2005-09-19 Steven Bosscher <stevenb@suse.de>
5534 PR rtl-optimization/23943
5535 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5537 2005-09-18 Jan Hubicka <jh@suse.cz>
5539 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5541 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5543 * varasm.c (output_constant): Do not abort on conversions to union
5544 types between different sizes.
5546 2005-09-18 Richard Guenther <rguenther@suse.de>
5549 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5552 2005-09-18 Paul Brook <paul@codesourcery.com>
5554 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5556 2005-09-17 Richard Henderson <rth@redhat.com>
5558 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5559 * tree-ssa-loop.c (pass_vect_dce): Remove.
5560 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5563 2005-09-17 Richard Henderson <rth@redhat.com>
5565 * tree-pass.h (pass_vect_dce): Declare.
5566 * passes.c (init_optimization_passes): Add it.
5567 * tree-flow.h (tree_ssa_dce): Declare.
5568 * tree-ssa-dce.c (tree_ssa_dce): Export.
5569 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5570 (gate_tree_vectorize): ... here.
5571 (pass_vect_dce): New.
5573 2005-09-17 Jan Hubicka <jh@suse.cz>
5575 * except.c (struct eh_status): Turn region_array into vec.
5576 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5577 convert_from_eh_region_ranges, find_exception_handler_labels,
5578 current_function_has_exception_handlers, assign_filter_values,
5579 build_post_landing_pads, dw2_build_landing_pads,
5580 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5581 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5582 foreach_reachable_handler, can_throw_internal_1,
5583 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5585 (duplicate_eh_region_1): Update region_array.
5586 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5588 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5591 * expmed.c (expand_mult): Substitute simple register for op0 when
5594 2005-09-17 Richard Henderson <rth@redhat.com>
5596 * expr.c (emit_move_via_integer): Add force argument, pass it on
5597 to emit_move_change_mode. Update callers.
5598 (emit_move_complex): Pass true to new force argument.
5599 * function.c (expand_function_end): Move expand_eh_return call
5600 earlier. Merge sub-word complex values into a pseudo before
5601 copying to the return hard register.
5603 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5605 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5606 between different sizes.
5608 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5612 * passes.c (init_optimization_passes): Register dump files for
5615 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5617 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5618 * config/s390/s390.c (s390_overlap_p): New function.
5619 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5620 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5623 2005-09-16 Richard Guenther <rguenther@suse.de>
5625 * ipa-pure-const.c (static_execute): Free auxiliar information.
5626 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5627 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5629 2005-09-15 DJ Delorie <dj@redhat.com>
5631 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5633 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5635 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5637 (swap_commutative_operands_with_target): New.
5639 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5641 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5644 (estimate_iters_using_array): New function.
5645 * tree-data-ref.h (estimate_iters_using_array): Prototype
5646 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5647 Use estimate_iters_using_array instead of analyze_array.
5649 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5651 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5654 2005-09-15 Michael Matz <matz@suse.de>
5656 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5658 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5660 PR tree-optimization/23835
5661 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5662 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5664 2005-09-14 Richard Henderson <rth@redhat.com>
5666 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5667 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5669 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5671 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5672 in the ARRAY_TYPE case.
5674 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5676 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5678 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5681 * tree-vect-transform.c (vectorizable_operation): Return false for
5682 scalar shift operations and for vector shift operations with
5683 non-invariant shift arguments. Use scalar tree operand op1 as
5684 a shift operand when vector shift insn pattern uses scalar shift
5686 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5688 2005-09-14 Olivier Hainque <hainque@adacore.com>
5690 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5691 value if it has side-effects.
5693 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5696 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5698 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5700 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5701 passed as NAME as if it were label at start of function code.
5703 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5705 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5708 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5710 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5711 as early clobber. Rewrite so the PIC register is not implicitly used.
5713 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5715 * tree.c (annotate_with_file_line): Compare line numbers before
5718 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5721 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5722 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5724 2005-09-13 Ian Lance Taylor <ian@airs.com>
5726 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5727 than a HOST_WIDEST_INT to gen_doloop_begin.
5729 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5731 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5733 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5735 PR tree-optimize/23817
5736 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5738 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5741 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5742 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5743 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5744 (restore_stack_nonlocal): Likewise.
5745 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5747 2005-09-12 Ian Lance Taylor <ian@airs.com>
5750 * c.opt (ffriend-injection): New C++ option.
5751 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5752 (C++ Dialect Options): Document -ffriend-injection.
5754 2005-09-12 Josh Conner <jconner@apple.com>
5757 * ipa-reference.c (static_execute): Don't mark variables in
5758 named sections TREE_READONLY.
5760 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5762 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5765 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5767 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5768 V_MUST_DEF instead of just the first_use_p.
5769 Don't mark the virtual variables for renaming on the statement which
5771 (pass_dse): Remove TODO_update_ssa.
5773 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5776 * stor-layout.c (compute_record_mode): For records with a single
5777 field, actually check the field's mode size against the type size.
5779 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5780 registers for TARGET_SHMEDIA.
5781 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5782 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5783 of GENERAL_REGS and FP_REGS.
5785 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5787 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5789 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5791 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5792 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5793 are omitted. Exclude stack_tie insn too.
5795 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5797 PR rtl-optimization/23098
5798 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5800 * config/rs6000/rs6000.md (movdf splitter): Use
5801 const_double_operand predicate for TARGET_POWERPC64.
5802 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5803 SYMBOL_REF method to ABI_V4.
5805 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5806 replace_equiv_address.
5807 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5808 rs6000_sr_alias_set and MEM_NOTRAP.
5809 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5811 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5813 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5814 handle CALL_EXPR again.
5816 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5818 * arm/predicates.md (alignable_memory_operand): Delete.
5820 2005-09-10 Richard Henderson <rth@redhat.com>
5823 * dbxout.c (dbxout_expand_expr): New.
5824 (dbxout_symbol): Use it.
5826 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5828 * arm.c (arm_gen_rotated_half_load): Delete.
5829 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5830 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5831 (thumb_set_return_address): Likewise.
5832 (thumb_load_double_from_address): Use adjust_address.
5833 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5834 (extendhsisi2_mem, movhi_bytes): Use change_address.
5835 (movhi): Use widen_memory_access.
5836 (reload_out_df): Use replace_equiv_address.
5837 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5839 2005-09-09 Richard Henderson <rth@redhat.com>
5842 * dbxout.c: Include expr.h.
5843 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5844 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5845 * Makefile.in (dbxout.o): Add EXPR_H.
5847 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5849 PR tree-optimization/23509
5850 * tree-cfg.c (replace_uses_by): Use replace_exp.
5851 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5852 pointers have name_mem_tag or type_mem_tag set.
5854 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5856 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5857 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5858 of wrongly accessing operands.
5860 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5862 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5863 * tree-chrec.c: Include tree-scalar-evolution.h.
5864 (chrec_convert): Instantiate the base and step before calling
5865 scev_probably_wraps_p that would fail on parametric evolutions.
5866 Collect all the fails into a single section failed_to_convert,
5867 print a diagnostic, and return chrec_dont_know instead of calling
5869 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5870 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5872 (scev_const_prop): Don't replace the definition of a loop closed ssa
5873 phi node by itself, or by another loop closed ssa phi node.
5874 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5875 that base and step are defined.
5877 2005-09-09 Richard Guenther <rguenther@suse.de>
5880 * fold-const.c (fold_ternary): Check truth_value_p before
5881 calling invert_truthvalue.
5883 2005-09-09 Nick Clifton <nickc@redhat.com>
5885 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5886 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5887 dimension of these arrays.
5888 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5890 * longlong.h: Only provide a prototype for the __clz_tab[] array
5891 if this header has not been included from libgcc2.h.
5892 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5894 Provide prototypes for exported functions.
5895 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5898 2005-09-08 Josh Conner <jconner@apple.com>
5902 * expr.c (expand_expr_addr_expr_1): Don't invoke
5903 expand_simple_binop for EXPAND_INITIALIZER.
5905 2005-09-08 Richard Henderson <rth@redhat.com>
5908 * toplev.c (wrapup_global_declaration_1): Split out ...
5909 (wrapup_global_declaration_2): ... from ...
5910 (wrapup_global_declarations): ... here. Return bool.
5911 (check_global_declaration_1): Split out ...
5912 (check_global_declarations): from here.
5913 (emit_debug_global_declarations): New.
5914 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5915 check_global_declaration_1, emit_debug_global_declarations): Declare.
5916 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5917 of decls. Call wrapup_global_declaration_1,
5918 wrapup_global_declaration_2, check_global_declaration_1 directly.
5919 (c_write_global_declarations_2): New.
5921 (c_write_global_declarations): Call c_write_global_declarations_2.
5922 * langhooks.c (write_global_declarations): Call
5923 emit_debug_global_declarations.
5925 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5926 remove decls that have DECL_RTL_SET_P.
5927 * passes.c (rest_of_decl_compilation): Invoke
5928 cgraph_varpool_finalize_decl for all but functions.
5930 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5932 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5933 the result of a conversion if the new min and max cannot be compared.
5935 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5937 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5938 (override_options): Setting s390_sr_alias_set removed.
5939 (save_fpr, save_gprs): Set alias set to vararg or frame.
5940 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5941 s390_sr_alias_set with get_frame_alias_set ().
5942 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5943 get_varargs_alias_set ().
5945 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5949 * c-parser.c (c_parser_objc_method_definition): If the next
5950 token is not "{", error out and don't start the function.
5952 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5954 * tree-vrp.c (extract_range_from_expr): Move the check for non
5955 nullness after the check for gimple invariant.
5957 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5959 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5961 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5964 * config/m32r.md (movmemsi_internal): Canonicalize order of
5965 operands in PLUS component of template.
5967 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5969 * reload1.c (fixup_eh_region_note): Remove assertion.
5970 (fixup_abnormal_edges): Reverted removal of call to
5971 find_many_sub_basic_blocks made on 2005-08-31.
5973 2005-09-07 Richard Henderson <rth@redhat.com>
5975 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5976 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5977 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5978 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5979 rearrange for better packing.
5980 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5981 (lookup_cfa_1): Remove inline marker.
5982 (cfa_equal_p): Split out of ...
5983 (def_cfa_1): ... here. Use INVALID_REGNUM.
5984 (build_cfa_loc): Handle !cfa->indirect.
5985 (frame_pointer_cfa_offset): New.
5986 (dbx_reg_number): Assert register elimination performed; do
5987 leaf register remapping.
5988 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5989 (eliminate_reg_to_offset): New.
5990 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5991 for verifiably local stack frame addresses; re-base to CFA.
5992 (mem_loc_descriptor): Remove can_use_fbreg argument.
5993 (concat_loc_descriptor, loc_descriptor): Likewise.
5994 (containing_function_has_frame_base): Remove.
5995 (rtl_for_decl_location): Don't do register elimination or
5996 leaf register remapping here.
5997 (secname_for_decl): Split out from ..
5998 (add_location_or_const_value_attribute): ... here.
5999 (convert_cfa_to_loc_list): New.
6000 (compute_frame_pointer_to_cfa_displacement): New.
6001 (gen_subprogram_die): Use them.
6002 * tree.h (frame_base_decl): Remove.
6003 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6004 (prologue_stack_adjust): Remove.
6005 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6006 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6007 (set_frame_base_location): Remove.
6008 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6009 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6010 (vt_add_function_parameters): Don't eliminate_regs.
6011 (vt_initialize): Don't create frame_base_decl.
6013 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6015 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6016 version of GNU binutils for 4.x and later.
6018 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6020 * ggc-page.c (ggc_push_context): Remove.
6021 (ggc_pop_context): Likewise.
6022 * ggc.h (ggc_push_context): Remove.
6023 (ggc_pop_context): Likewise.
6025 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6028 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6029 returning from an interrupt handler.
6031 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6034 * config/arc/arc.c (output_shift): Add check for loop count when
6037 2005-09-06 Steven Bosscher <stevenb@suse.de>
6039 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6041 (abs_replacement): Likewise.
6042 (pass_phiopt): Remove TODO_update_ssa.
6044 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6047 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6048 if "return with no value, in function returning non-void" warning
6050 * tree-cfg.c (execute_warn_function_return): Don't look at
6051 RETURN_EXPRs with TREE_NO_WARNING set.
6054 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6055 for internal functions doesn't use registers used by global registers
6056 variables. Use fewer register parameters if there are global register
6059 2005-09-06 Olivier Hainque <hainque@adacore.com>
6060 Eric Botcazou <ebotcazou@adacore.com>
6063 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6064 when we would be extracting outside its bit span (bitpos+bitsize
6065 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6066 Ada unchecked conversions.
6068 2005-09-06 Steven Bosscher <stevenb@suse.de>
6070 * tree-ssa-pre.c (try_look_through_load): New function.
6071 (compute_avail): Use it to try to look through loads for some
6072 more useful expressions.
6074 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6076 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6077 condition for detecting cases like (a&a) and (a^a).
6079 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6081 * common.opt: Add option ftree-vect-loop-version.
6082 * params.def: Add --param vect-max-version-checks.
6083 * doc/invoke.texi: Document ftree-vect-loop-version and
6084 --param vect-max-version-checks.
6085 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6086 may_misalign_stmts and defines for accessors.
6087 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6088 LOOP_VINFO_MAY_MISALIGN_STMTS.
6089 (destroy_loop_vec_info): VEC_free for
6090 LOOP_VINFO_MAY_MISALIGN_STMTS.
6091 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6092 Update documentation.
6093 (vect_update_misalignment_for_peel): New.
6094 (vect_enhance_data_refs_alignment): Update to choose loop
6095 peeling or loop versioning if appropriate for the (potentially)
6096 unaligned data references in the loop.
6097 (vect_analyze_data_refs_alignment): Remove call to
6098 vect_enhance_data_refs_alignment so the checks can be done
6100 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6101 and move up call to vect_analyze_data_refs_alignment.
6102 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6103 (vect_transform_loop): Add call to loop_version.
6105 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6107 PR rtl-optimization/23098
6108 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6109 * simplify-rtx.c (constant_pool_reference_p): New function.
6110 * rtl.h (constant_pool_reference_p): New prototype.
6111 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6112 constant_pool_reference_p in condition and
6113 avoid_constant_pool_reference in preparation statements.
6115 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6117 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6118 STRICT_LOW_PART SETs.
6120 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6123 * except.c (sjlj_emit_function_enter): Find the function begin
6124 note even when it's not in first basic block.
6126 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6128 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6129 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6130 * aclocal.m4: Regenerate.
6132 2005-09-05 DJ Delorie <dj@redhat.com>
6134 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6137 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6139 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6140 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6141 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6142 Follow spelling conventions.
6143 * doc/invoke.texi: Follow spelling conventions.
6145 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6147 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6148 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6149 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6151 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6154 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6155 (output_stack_adjust): Use gen_tmp_stack_mem.
6156 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6157 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6158 (sh_get_pr_initial_val): Likewise.
6159 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6160 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6161 * sh.md (divsi_inv_m0): Use gen_const_mem.
6162 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6163 (movdf_i4+1): Use gen_tmp_stack_mem.
6164 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6165 (fpu_switch+2): Likewise.
6166 (movv4sf_i, movv16sf_i): Use adjust_address.
6167 (symGOT_load): Set MEM_NOTRAP_P bit.
6169 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6172 * pa.c (emit_move_sequence): Fix typo in last change.
6174 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6176 PR rtl-optimization/23454
6177 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6180 2005-09-03 Richard Henderson <rth@redhat.com>
6181 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6184 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6187 2005-09-02 Nicolas Pitre <nico@cam.org>
6189 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6190 to bit_count to 32 bits.
6192 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6195 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6196 generating synthetic loads from volatile lvalues.
6198 005-09-02 Nick Clifton <nickc@redhat.com>
6200 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6201 __ctzhi2, __clzhi2): New functions.
6203 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6206 * tree-nested.c (struct var_map_elt): Mark with GTY.
6207 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6209 (lookup_field_for_decl): Allocate new element in GC memory.
6210 (lookup_tramp_for_decl): Likewise.
6211 (convert_nl_goto_reference): Likewise
6212 (create_nesting_tree): Allocate info in GC memory. Likewise for
6214 (free_nesting_tree): Free with ggc_free instead of free.
6215 (root): New static variable.
6216 (lower_nested_functions): Remove root as local variable. And zero out
6217 root at the end of the function.
6219 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6221 PR rtl-optimization/20365
6222 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6223 to short. New member ix.
6224 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6225 (simplify_plus_minus): Initialize ix members before calling qsort.
6227 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6229 PR tree-optimization/23626
6230 * tree-cfg.c (replace_uses_by): Clean up eh info.
6232 2005-09-01 DJ Delorie <dj@redhat.com>
6234 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6237 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6239 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6240 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6243 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6245 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6246 do not issue warning for a variable definition following
6249 2005-09-01 Richard Henderson <rth@redhat.com>
6252 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6253 conversion to CONST_VECTOR.
6255 2005-09-01 Richard Henderson <rth@redhat.com>
6258 * reload1.c (reload_as_needed): Check !CALL_P before calling
6259 fixup_eh_region_note.
6260 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6262 2005-09-01 DJ Delorie <dj@redhat.com>
6264 * varasm.c (output_constant): Let the target resolve
6265 conversions of addresses to non-default pointer sizes.
6267 2005-09-01 Nicolas Pitre <nico@cam.org>
6269 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6270 to alow matching ARM pre-indexed addressing mode.
6271 (arm_override_options): Remove now irrelevant comment.
6273 2005-09-01 Phil Edwards <phil@codesourcery.com>
6275 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6276 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6277 * config/i386/vxworks.h: Likewise.
6278 * config/i386/t-vxworksae: New file, for VxWorks AE.
6279 * config/i386/vxworksae.h: Likewise.
6281 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6283 PR tree-optimization/23410
6284 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6285 sequence is not wrapping during the first step.
6287 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6290 * dwarf2out.c (base_type_die): Compare char_type_node with
6291 TYPE_MAIN_VARIANT (type), not type.
6293 2005-09-01 Richard Guenther <rguenther@suse.de>
6295 PR tree-optimization/15366
6296 * common.opt: Add -finline-functions-called-once.
6297 Put -fearly-inlining in alphabetically ordered place.
6298 * doc/invoke.texi: Document new option.
6299 * ipa-inline.c (cgraph_decide_inlining): Honour
6300 flag_inline_functions_called_once.
6302 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6304 PR rtl-optimization/23478
6305 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6306 (alloc_qty): Initialize it.
6307 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6308 (combine_regs): Combine also n_throwing_calls_crossed fields.
6309 (find_free_reg): Don't attempt to caller-save pseudos crossing
6310 calls that might throw.
6311 * global.c (struct allocno): Add throwing_calls_crossed field.
6312 (global_alloc): Revert 2005-08-22 change. Initialize
6313 throwing_calls_crossed.
6314 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6317 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6320 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6321 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6322 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6323 (and64_2_operand): Tweak to use predicate.
6324 (and_operand): Adjust for mask_operand changes.
6325 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6326 (print_operand): Likewise.
6327 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6328 (mask64_1or2_operand): Delete.
6329 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6330 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6331 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6332 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6333 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6334 (rotldi3_internal4): Likewise.
6335 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6336 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6337 (ashldi3_internal7): Likewise.
6338 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6339 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6340 (anddi3 split): Don't match mask64_operand.
6341 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6342 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6343 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6344 't' splitter predicate.
6345 (movdi_internal64 + 2): Revert 2005-06-11 change.
6347 2005-08-31 DJ Delorie <dj@redhat.com>
6349 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6350 (m32c_asm_integer): Add support for 32 bit pointers.
6352 2005-08-31 Richard Henderson <rth@redhat.com>
6354 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6355 component-like references for setting MEM_NOTRAP_P.
6357 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6358 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6360 2005-08-31 Richard Henderson <rth@redhat.com>
6362 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6363 into a pseudo before applying gen_lowpart.
6365 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6367 * doc/install.texi (Specific): Update cctools version required
6368 for full functionality.
6369 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6370 linkers as -macosx_version_min.
6372 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6375 * sh.c (print_operand, %R and %S): Add handling of floating point
6376 registers, memory, constants and invalid operands.
6378 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6380 * ipa-pure-const.c: Change dump name.
6382 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6385 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6386 to "reg_or_0_operand".
6387 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6389 2005-08-31 Dale Johannesen <dalej@apple.com>
6391 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6392 loops that count down.
6394 2005-08-31 Richard Henderson <rth@redhat.com>
6397 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6398 (fixup_eh_region_note): New.
6399 (reload_as_needed): Call it.
6400 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6401 don't call find_many_sub_basic_blocks; call verify_flow_info.
6402 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6403 (keep_stack_depressed): Likewise.
6404 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6406 2005-08-31 Richard Henderson <rth@redhat.com>
6408 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6411 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6413 * expr.c (expand_expr_real_1): Compare size of address
6414 mode to target's address mode size in deciding expansion of
6415 the constant address.
6417 2005-08-31 Richard Guenther <rguenther@suse.de>
6420 * expr.c (all_zeros_p): New function.
6421 (expand_expr_real_1): Handle the case of an all-zero
6422 non-addressable constructor separately.
6424 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6426 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6427 arguments, adjust all callers.
6428 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6430 2005-08-30 Richard Henderson <rth@redhat.com>
6433 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6434 whenever the mode sizes match.
6436 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6438 * calls.c (load_register_parameters): Fix comment typo.
6439 * expr.c (emit_push_insn): Comment formatting.
6441 2005-08-30 Ian Lance Taylor <ian@airs.com>
6443 * config/i386/x-cygwin (host-cygwin): Change dependency from
6444 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6446 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6448 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6451 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6454 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6455 call to ggc_collect.
6457 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6460 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6461 beginning. Remove $(INCLUDES) from all the rules, if following
6462 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6464 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6467 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6468 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6469 not constant, but maxlen is, don't set len to maxlen, rather
6470 set maxlen to len if len is a constant.
6472 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6474 PR tree-optimization/23475
6475 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6478 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6480 Fix PR middle-end/22455
6482 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6483 Checksum only the parts of the tree that exist for the tree code.
6485 2005-08-28 Dale Johannesen <dalej@apple.com>
6487 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6489 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6491 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6493 2005-08-28 Richard Henderson <rth@redhat.com>
6495 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6496 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6499 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6502 * builtins.c (get_memory_rtx): Don't strip nops
6503 in between COMPONENT_REFs.
6505 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6508 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6510 (gimplify_modify_expr): Check for zero sized types and gimplify the
6511 rhs and lhs as statements.
6513 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6516 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6517 state for return address column of signal frames.
6519 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6522 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6523 bytes >= 2 not bytes == 2.
6524 (expand_block_move): Same.
6526 2005-08-27 Richard Guenther <rguenther@suse.de>
6529 * config/i386/sse.md (sse2_movsd): Add missing closing
6532 2005-08-27 Paul Brook <paul@codesourcery.com>
6534 * genrecog.c (enum decision_type): Add DT_num_insns.
6535 (struct decision_test): Add u.num_insns.
6536 (add_to_sequence): Add DT_num_insns test.
6537 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6538 (write_cond, debug_decision_2): Ditto.
6539 (change_state): Assume peep2_next_insn never fails.
6540 Remove "afterward" argument.
6541 (write afterward, write_tree): Update to match.
6542 * recog.c (peep2_current_count): New variable.
6543 (peep2_next_insn): Check it.
6544 (peephole2_optimize): Set peep2_current_count.
6545 * recog.h (peep2_current_count): Declare.
6547 2005-08-26 Josh Conner <jconner@apple.com>
6550 * ipa-pure-const.c (check_tree): Check for volatile-ness
6551 when considering a dereference.
6553 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6555 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6557 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6559 PR rtl-optimization/23561
6560 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6561 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6562 at most LEN bytes long memory fits into the field.
6563 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6564 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6565 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6567 2005-08-26 Richard Henderson <rth@redhat.com>
6570 * loop.c (biased_biv_may_wrap_p): New.
6571 (maybe_eliminate_biv_1): Use it to suppress non-equality
6572 comparison transformations. Delete disabled code.
6574 2005-08-26 Ian Lance Taylor <ian@airs.com>
6576 * combine.c (make_extraction): Avoid reference outside object.
6578 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6580 * stor-layout.c (finalize_type_size): Restore behaviour for
6581 non-aggregate types to the status quo ante of the patch for
6582 pr 23467. Document why it matters.
6584 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6587 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6588 array by one element, initialize the BT_LAST element with NULL.
6590 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6592 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6593 optimizing for size.
6595 (compare_plus_eqsi): Same.
6596 (plus_eqsi_compare): Same.
6597 (neg_eq0<mode>): Same.
6598 (neg_eq<mode>): Same.
6600 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6603 2005-08-26 Nick Clifton <nickc@redhat.com>
6605 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6606 TARGET_EP is not defined.
6607 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6608 TARGET_EP is enabled.
6609 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6610 * config/v850/v850.md (save_all_interrupt): Only use the EP
6611 register if TARGET_EP is defined.
6612 (restore_all_interrupt): Likewise.
6613 * config/v850/lib1funcs.asm: Update functions so that the EP
6614 register is only used if __EP__ is defined.
6616 2005-08-26 David Ung <davidu@mips.com>
6618 * config/mips/mips.c (mips_expand_prologue): Handle case when
6619 generating for MIPS16 and the outgoing argument area is more than
6620 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6623 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6625 * config/crx/crx.md: Make doloop_end pattern usage controllable
6626 via mloop-nesting=<max-nesting> command line switch. Make sure
6627 the combiner cannot use doloop_end_<mode> in an illegal way.
6628 * config/crx/crx.c: Use regs up to r6 for argument passing.
6629 Refine crx_address_cost (non cst4 displacements are expensive).
6630 * config/crx/crx.opt: Add switch for mloop-nesting=.
6632 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6634 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6635 (UNSPEC_MVST): New constant.
6637 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6639 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6640 Reject operands containing eliminable registers.
6641 * testsuite/gcc.dg/20050825-1.c: New testcase.
6643 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6644 Jan Hubicka <jh@suse.cz>
6646 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6648 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6650 PR tree-optimization/23546
6651 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6654 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6656 * params.def (PARAM_MIN_SPEC_PROB): New.
6657 * sched-rgn.c (MIN_PROBABILITY): Delete.
6658 (compute_trg_info): Convert to PARAM_VALUE.
6659 * doc/invoke.texi (param): Document min-spec-prob.
6661 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6663 * config/darwin.h: define __PIC__
6664 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6665 TARGET_OS_CPP_BUILTINS macro.
6667 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6669 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6672 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6674 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6676 * cfghooks.c (duplicate_block): Added position where to place
6677 new block as argument.
6678 * cfghooks.h (duplicate_block): Declaration changed.
6679 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6681 * cfglayout.h (copy_bbs): Declaration changed.
6682 * cfgloop.h (loop_version): Declaration changed.
6683 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6684 position to copy_bbs.
6685 (loop_version): Pass position to duplicate_loop_to_header_edge.
6686 Add place_after argument and position new blocks according to
6688 * modulo-sched.c (sms_schedule): Pass place_after argument
6690 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6691 * tree-cfg.c (split_edge_bb_loc): New function.
6692 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6693 to determine position of new blocks.
6694 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6696 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6697 argument to duplicate_block.
6698 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6699 Pass position to copy_bbs.
6701 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6703 * fold-const.c (ptr_difference_const): Use
6704 cst_and_fits_in_hwi instead of host_integerp.
6706 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6708 * config/darwin.c (gen_pic_offset): New.
6709 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6712 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6714 PR tree-optimization/23486
6715 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6717 2005-08-23 Phil Edwards <phil@codesourcery.com>
6719 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6720 remove use_collect2.
6721 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6723 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6724 configuration files to override the default value.
6726 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6727 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6728 * config/vx-common.h: New file, split out from...
6729 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6730 * config/vxworksae.h: New file, for VxWorks AE.
6731 * config/vxworks.opt: New file.
6732 * config/vxlib.c: Update for VxWorks 6.
6734 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6735 other MULTILIB_* variables appropriately.
6736 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6737 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6738 * config/rs6000/vxworks.h: Update for VxWorks 6.
6739 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6741 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6744 * config/darwin.c (machopic_select_section): Remove the hack to
6745 mark "::operator new" and "::operator delete" for coalescing
6746 even though they are not weak.
6748 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6750 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6751 * configure: Regenerate.
6753 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6756 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6758 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6759 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6762 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6764 * config/rs6000/predicates.md (equality_operator): New.
6765 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6766 comparison with a large constant.
6768 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6770 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6772 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6774 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6775 registers is even, and we have a hardware double precision fp,
6777 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6778 size of current argument when checking if argument was passed in
6781 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6784 * stor-layout.c (finalize_type_size): Dont override
6785 existing alignment with a smaller alignment from the mode.
6787 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6789 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6790 * lambda.h (lambda_vector_lexico_pos): ... here.
6791 * tree-data-ref.c (build_classic_dist_vector): Return false when
6792 the distance vector is lexicographically negative.
6794 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6796 PR tree-optimization/23511
6797 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6798 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6800 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6802 PR tree-optimization/22043
6803 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6804 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6805 If ALLOW_FLEXARR, handle types ending with flexible array member.
6806 Pass false as second argument to recursive count_type_elements calls.
6807 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6808 argument to count_type_elements call.
6809 * tree-sra.c (decide_block_copy): Likewise.
6810 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6811 for a constant-sized object, set cleared as well. Pass true as
6812 second argument to count_type_elements call.
6814 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6817 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6818 from legitimate_small_data_p, and make global. Update use.
6819 Remove forward declaration.
6820 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6822 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6824 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6826 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6827 of scratch intermediates.
6828 (eq<mode>_compare): Same.
6829 (neg_eq0<mode>): New.
6830 (neg_eq<mode>): Convert to define_insn_and_split.
6832 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6835 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6836 stdarg functions, set/clear the fp marker even when no variable
6838 * config/rs6000/sysv4.opt (mprototype): Describe.
6840 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6842 PR rtl-optimization/23478
6843 * regs.h (reg_info): Add throw_calls_crossed.
6844 (REG_N_THROWING_CALLS_CROSSED): Define.
6845 * flow.c (allocate_reg_life_data): Initialize
6846 REG_N_THROWING_CALLS_CROSSED.
6847 (propagate_one_insn, attempt_auto_inc): Update
6848 REG_N_THROWING_CALLS_CROSSED.
6849 * global.c (global_alloc): Don't allocate pseudos across
6850 calls that may throw.
6852 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6855 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6856 value is inbetween the range if we did not find an exact match.
6858 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6860 * doc/invoke.texi (Option Summary): Add ms1 options.
6861 * doc/extend.texi: Document interrupt handler attribute for ms1.
6862 * doc/md.texi: Document ms1 constraints.
6863 * config.gcc: Add ms1-*-elf.
6864 * config/ms1/ms1.h: New.
6865 * config/ms1/ms1.c: New.
6866 * config/ms1/ms1.md: New.
6867 * config/ms1/ms1-protos.h: New.
6868 * config/ms1/ABI.txt: New.
6869 * config/ms1/crti.asm: New.
6870 * config/ms1/crtn.asm: New.
6871 * config/ms1/lib2extra-funcs.c: New.
6872 * config/ms1/t-ms1: New.
6873 * config/ms1/ms1.opt: New.
6875 2005-08-22 Ira Rosen <irar@il.ibm.com>
6877 * config/rs6000/altivec.md (xorv4sf3): New.
6878 (negv4sf2, neg<mode>2): Likewise.
6880 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/ia64/ia64.md (divsi3): Check divide by zero.
6884 (udivsi3): Likewise.
6886 (udivdi3): Likewise.
6888 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6890 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6891 up to elem_bitsize bits, not max_bitsize.
6893 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6895 PR tree-optimization/23433
6896 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6897 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6899 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6901 PR tree-optimization/23434
6902 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6903 the iteration bound is not an INTEGER_CST.
6905 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6907 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6908 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6909 NULL if need_epilog_adjust is false.
6910 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6911 Case 3 always peels first itration, not just for PLUS case, and no need
6912 to use scalar_initial_def here. Create an epilog adjustment only if
6913 scalar_initial_def is not NULL.
6915 (vectorizable_reduction): Remove assert.
6917 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6920 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6921 (__moddi3): Likewise.
6922 (__udivdi3): Likewise.
6923 (__umoddi3): Likewise.
6924 (__divsi3): Likewise.
6925 (__modsi3): Likewise.
6926 (__udivsi3): Likewise.
6927 (__umodsi3): Likewise.
6929 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6931 * tree-pass.h (TDF_GRAPH): Define.
6932 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6933 * passes.c (finish_optimization_passes): Only call
6934 finish_graph_dump_file if TDF_GRAPH is set.
6935 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6936 NULL. Set TDF_GRAPH bit.
6937 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6939 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6941 * arm.h (arm_stack_offsets): Add locals_base field.
6942 * arm.c (arm_get_frame_offsets): Compute it.
6943 (thumb_compute_initial_elimination offset): Make the Thumb frame
6944 pointer point to the base of the local variables.
6945 (thumb_expand_prologue): Update accordingly.
6946 (thumb_expand_epilogue): Likewise.
6948 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6949 mode of clobbered scratch to DImode. Handle a case that's known to
6952 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6954 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6955 (gt0<mode>_compare): Delete.
6956 (neg_gt0<mode>): Delete.
6958 2005-08-19 Eric Christopher <echristo@apple.com>
6960 * optabs.h: Change CTI_ to COI_.
6963 2005-08-19 James E Wilson <wilson@specifix.com>
6965 * builtins.c (expand_builtin_return_addr): Set
6966 current_function_accesses_prior_frames when count != 0. Use
6967 frame_pointer_rtx when count == 0.
6968 * function.h (struct function): Add accesses_prior_frames field.
6969 (current_function_accesses_prior_frames): Define.
6970 * reload1.c (init_elim_table): Check
6971 current_function_accesses_prior_frames.
6972 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6974 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6976 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6977 indicator. Return true if the flowgraph changed during
6980 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6983 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6984 conditional expression before testing its value.
6986 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6988 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6990 2005-08-19 Devang Patel <dpatel@apple.com>
6992 PR tree-optimization/23048
6993 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6994 third parameter. Check whether latch is dominated by exit
6996 (if_convertible_loop_p): Supply exit block itself to
6997 if_convertible_bb_p.
6999 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7002 * arm.md (arm_load_pic_register): Change argument to the mask of
7003 saved registers. Call thumb_find_work_register if we need a
7004 scratch register on Thumb.
7005 (arm_expand_prologue): Pass empty register set to
7006 arm_load_pic_register.
7007 (thumb_expand_prologue): Pass live_regs_mask directly to
7008 arm_load_pic_register.
7009 * arm-protos.h (arm_load_pic_register): Update prototype.
7011 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7013 * sh.c (find_sole_member): New function.
7014 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7015 if the record's alignment is larger than the size of its only member.
7017 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7020 * arm.c (thumb_legitimize_reload_address): New function.
7021 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7022 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7024 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7026 * config/crx/crx.c: Implement crx_decompose_address. Reject
7027 symbolic displacements since CRX register relative adressing
7028 mode can't handle unsigned 32-bit values as displacements.
7029 * config/crx/crx.h: Simplify definitions, remove redundant
7030 parenthesis and obsolete macros.
7031 * config/crx/crx.opt: Add new switch for debugging addresses.
7032 * config/crx/crx-protos.h: Add new declarations for above.
7034 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7037 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7040 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7042 * collect2.c (dup2): Delete.
7043 * configure.ac: Don't check for dup2.
7045 * config.in, configure: Regenerate.
7047 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7049 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7050 record with the type of its only member.
7052 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7054 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7055 define_insn_and_split.
7056 (plus_ltu<mode>_compare): Same.
7057 (gtu<mode>_compare): Same.
7058 (plus_gtu<mode>_compare): Same.
7060 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7062 PR tree-optimization/22228
7063 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7065 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7066 are recorded in vect_vnames_to_rename for renaming.
7067 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7068 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7069 in vect_vnames_to_rename.
7070 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7071 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7073 2005-08-18 Jan Hubicka <jh@suse.cz>
7076 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7077 info only for local statics, not for member variables.
7079 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7081 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7083 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7085 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7087 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7090 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7092 2005-08-17 James E Wilson <wilson@specifix.com>
7094 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7097 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7099 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7100 (leu<mode>_compare): Same.
7101 (plus_leu<mode>): Same.
7102 (neg_leu<mode>): Same.
7103 (and_neg_leu<mode): Same.
7104 (ltu<mode>_compare): Same.
7105 (plus_ltu<mode>): Same.
7107 (geu<mode>_compare): Same.
7108 (plus_geu<mode>): Same.
7109 (neg_geu<mode>): Same.
7110 (and_neg_geu<mode>): Same.
7111 (plus_gt<mode>): Same.
7112 (gtu<mode>_compare): Same.
7113 (plus_gtu<mode>): Same.
7115 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7117 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7118 Move call_table_data to end. Delete spurious .text.
7119 (callt_save_all_interrupt): Fix comment typo.
7121 2005-08-17 James E Wilson <wilson@specifix.com>
7122 Kevin Winchester <winchester@amirix.com>
7125 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7127 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7130 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7131 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7133 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7135 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7136 record with the type of its only member if the modes don't match.
7138 * varasm.c (decode_reg_name): Skip empty additional register names.
7140 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7142 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7143 lsm_tmp_name_length): New.
7144 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7145 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7147 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7148 Andreas Krebbel <krebbel1@de.ibm.com>
7150 * config.gcc: Added z9-109 switch.
7151 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7152 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7153 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7154 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7155 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7156 for "z9_109" cpu attribute.
7157 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7158 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7159 (s390_handle_arch_option): Added z9-109 switch.
7160 (override_options): Set respective cost function for z9-109.
7161 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7162 (legitimate_reload_constant_p): Accept extended immediates.
7163 (print_operand): Three new output modifiers added: k, m and o.
7164 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7165 (s390_output_mi_thunk): Use extended immediate when possible.
7166 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7167 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7168 (CONSTRAINT_LEN): Added length of O constraint.
7169 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7170 * config/s390/s390.md ("cpu"): New value z9_109 added.
7171 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7172 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7173 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7174 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7175 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7176 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7177 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7178 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7179 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7180 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7181 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7182 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7183 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7184 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7185 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7187 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7188 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7189 insns for TARGET_EXTIMM.
7191 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7193 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7195 2005-08-17 Nick Clifton <nickc@redhat.com>
7197 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7198 Call default_encode_section_info.
7200 2005-08-17 Steven Bosscher <stevenb@suse.de>
7202 PR tree-optimization/21574
7203 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7204 constant, return CONSTANT.
7205 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7206 (ccp_fold, visit_assignment): Likewise.
7207 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7209 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7211 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7212 fold_buildN instead of buildN then fold_initializer or fold.
7213 (build_unary_op): Likewise.
7214 (build_binary_op): Likewise.
7215 * fold-const.c (fold_initializer): Remove.
7216 (fold_build1_initializer): New function.
7217 (fold_build2_initializer): New function.
7218 (fold_build3_initializer): New function.
7219 * tree.h (fold_initializer): Remove.
7220 (fold_build1_initializer): New function.
7221 (fold_build2_initializer): New function.
7222 (fold_build3_initializer): New function.
7224 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7226 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7227 (try_move_mult_to_index): Call fold_build2 instead of build2.
7228 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7229 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7230 fold_binary_to_constant.
7231 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7233 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7234 check if A == gcd (A, B). Remove TYPE argument.
7235 (analyze_offset) Use fold_build2 instead of fold (build.
7236 (create_data_ref): Likewise.
7237 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7238 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7241 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7243 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7244 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7246 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7249 * gimplify.c (zero_sized_type): New function.
7250 (gimplify_modify_expr_rhs): If we have a zero sized type,
7251 replace the statement with an empty statement.
7253 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7255 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7258 2005-08-16 Ian Lance Taylor <ian@airs.com>
7260 * doc/tm.texi (Label Output): Correct typo.
7262 2005-08-16 Steven Bosscher <stevenb@suse.de>
7265 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7266 force_operand will work later on using have_insn_for.
7268 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7270 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7272 2005-08-16 Ian Lance Taylor <ian@airs.com>
7275 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7276 vector type, don't try to construct it element by element. Add an
7277 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7279 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7281 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7283 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7285 * doc/invoke.texi (Precompiled Headers): Document some more options
7286 which are known to be safe.
7288 2005-08-16 James E Wilson <wilson@specifix.com>
7290 PR tree-optimization/21105
7291 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7292 TREE_OVERFLOW check.
7294 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7296 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7297 (neg_ltu<mode>): Same.
7299 (neg_gtu<mode>): Same.
7301 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7303 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7304 (fold_builtin_isdigit): Use fold_buildN.
7305 (build_function_call_expr): Likewise.
7306 * c-typeck.c (c_finish_loop): Likewise.
7308 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7309 Richard Shann <rshann@superh.com>
7311 PR middle-end/20396:
7312 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7314 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7316 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7318 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7321 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7322 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7325 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7328 * fold-const.c (build_range_check): Disable optimization for function
7329 pointer expressions on targets that require function pointer
7332 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7334 * simplify-rtx.c (simplify_const_relational_operation): When
7335 extracting arguments of a COMPARE, recompute the mode as well.
7337 2005-08-15 Ian Lance Taylor <ian@airs.com>
7339 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7341 2005-08-15 DJ Delorie <dj@redhat.com>
7343 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7345 (movsi_splittable): Allow, but split, moves to the stack.
7346 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7349 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7351 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7352 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7353 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7355 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7356 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7357 Delete HOST_PTR_PRINTF.
7359 * configure, config.in: Regenerate.
7361 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7363 * config/rs6000/rs6000.md (QHSI): New mode macro.
7364 (wd): Extend mode attr for QImode and HImode
7365 (dbits): New mode attr.
7366 (zero_extend<mode>di2): Convert to mode macro.
7368 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7371 * doc/invoke.texi (-mgnu-ld): Update description.
7374 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7377 * Makefile.in (tree-chrec.o): Depends on real.h.
7378 * tree-chrec.c: Include real.h.
7379 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7380 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7381 * tree-scalar-evolution.c (add_to_evolution_1,
7382 interpret_rhs_modify_expr): Ditto.
7384 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7387 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7388 step is negative compute the estimation from init downwards to zero.
7390 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7392 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7394 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7396 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7398 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7399 Accept double-word constants that can be split.
7400 * config/s390/s390.md ("movti"): Use 'P' constraint.
7401 ("*movdi_31", "*movdf_31"): Likewise.
7403 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7405 Fix PR tree-optimization/22615
7407 * tree-ssa-structalias.c (solution_set_add): Handle
7408 first_vi_for_offset returning NULL.
7409 (do_da_constraint): Ditto.
7410 (do_sd_constraint): Ditto.
7411 (do_ds_constraint): Ditto
7412 (find_func_aliases): Ditto.
7413 (build_constraint_graph): RHS is allowed be ANYTHING.
7414 (first_vi_for_offset): Return NULL if we couldn't find anything at
7417 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7419 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7420 over memory as first operand.
7422 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7425 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7426 available for setting it.
7428 2005-08-14 Ira Rosen <irar@il.ibm.com>
7430 PR tree-optimization/23320
7431 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7432 data-refs' types instead of base object nullness. Add check for
7433 pointer type data-refs before first location comparison. Remove
7436 2005-08-14 Andreas Schwab <schwab@suse.de>
7438 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7440 2005-08-13 James E Wilson <wilson@specifix.com>
7442 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7443 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7444 -fstack-protector-all, --param ssp-buffer-size): Document.
7445 (-Wvariadic-macros): Alphabetize.
7446 (-fsched-stalled-insns-dep): Add missing 'f'.
7448 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7451 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7453 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7454 or indirect address operand.
7455 (EXTRA_ADDRESS_CONSTRAINT): New.
7456 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7458 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7460 PR tree-optimization/22236
7461 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7462 successors and predecessors.
7463 * tree-chrec.c (chrec_convert): Before converting, check that
7464 sequences don't wrap.
7465 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7466 (analyze_array): Extern.
7467 (find_data_references_in_loop): Remove call to
7468 compute_estimated_nb_iterations.
7469 * tree-data-ref.h (analyze_array): Declared.
7470 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7471 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7472 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7473 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7475 * tree-ssa-loop-ivcanon.c: Fix documentation.
7476 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7477 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7478 (infer_loop_bounds_from_undefined): New.
7479 (estimate_numbers_of_iterations_loop): Use
7480 infer_loop_bounds_from_undefined.
7481 (used_in_pointer_arithmetic_p): New.
7482 (scev_probably_wraps_p): Pass an extra parameter. Call
7483 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7484 (convert_step): Fix documentation.
7485 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7486 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7487 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7488 scev_probably_wraps_p.
7490 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7492 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7493 (s390_register_info): Ignore clobbered_regs information for fixed
7494 registers, and only fixed registers.
7495 (s390_init_frame_layout): Remove redundant call.
7497 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7499 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7500 description of -Wold-style-casts.
7502 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7503 Jakub Jelinek <jakub@redhat.com>
7505 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7506 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7507 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7508 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7509 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7510 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7511 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7512 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7513 ("stack_protect_set", "stack_protect_test"): New expanders.
7514 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7515 "stack_protect_testdi"): New insn definitions.
7517 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7519 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7521 2005-08-12 Paul Brook <paul@codesourcery.com>
7523 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7525 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7527 * config/s390/predicates.md (setmem_operand): New predicate.
7528 (shift_count_operand): Accept ANDs with special constants as
7530 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7531 with special constants.
7532 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7533 shift_count_operand with setmem_operand.
7535 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7537 * config/s390/s390.c (s390_extract_part, s390_single_part):
7539 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7540 (s390_output_mi_thunk): Don't use lg on 31 bit.
7541 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7542 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7544 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7546 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7547 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7548 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7549 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7550 with one of the new macros.
7552 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7554 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7555 Don't set save_return_addr_p.
7556 (s390_register_info): Make clobbered_regs not depending on
7559 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7561 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7562 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7564 2005-08-11 James E. Wilson <wilson@specifix.com>
7566 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7568 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7570 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7571 locations gathered by var-tracking in single entry loc_list
7572 over loc_descriptor_from_tree.
7574 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7575 pass it down to loc_descriptor.
7576 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7577 (containing_function_has_frame_base): Move earlier in the file.
7578 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7579 instead of always assuming fbreg can't be used.
7581 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7583 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7584 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7585 Accept address wrapped in AND for Altivec.
7586 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7587 Strip AND wrapping offset address for Altivec.
7589 2005-08-11 Richard Henderson <rth@redhat.com>
7592 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7593 before using TYPE_IS_SIZETYPE.
7595 2005-08-11 Richard Henderson <rth@redhat.com>
7598 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7599 insn types not present on ev4.
7600 (alphaev5_insn_pipe): Similarly.
7602 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7605 * arm.c (arm_override_options): If the user has selected callee-super-
7606 interworking, then enable normal interworking.
7608 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7610 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7613 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7615 * doc/rtl.texi: Fix two typos.
7617 2005-08-11 Richard Guenther <rguenther@suse.de>
7620 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7621 cases where we call to/from functions returning void.
7623 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7626 * tree.c (build_pointer_type_for_mode): Robustify.
7628 2005-08-10 James E Wilson <wilson@specifix.com>
7630 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7631 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7633 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7636 2005-08-10 Eric Christopher <echristo@apple.com>
7638 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7639 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7642 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7645 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7646 for the high part when generating dynamic-no-pic code.
7648 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7650 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7651 (x86_64-*-linux*): Likewise.
7653 * config/i386/crtfastmath.c: New file.
7654 * config/i386/t-crtfm: Likewise.
7656 * config/i386/linux.h (ENDFILE_SPEC): New.
7657 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7659 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7662 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7664 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7665 (vec_shl, vec_shr): Document new operations.
7666 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7668 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7670 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7671 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7672 change predicate to indexed_or_indirect_address.
7674 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7676 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7677 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7678 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7679 and __aeabi_uwrite8.
7680 * config/arm/unaligned-funcs.c: New file.
7681 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7683 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7685 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7687 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7688 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7690 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7691 * final.c (pass_shorten_branches): Add dump.
7692 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7693 (pass_life): Rename dump.
7694 (rest_of_handle_flow2): Remove initial verify_flow_info.
7695 * function.c (pass_instantiate_virtual_regs): Add dump.
7696 * integrate.c (pass_initial_value_sets): Add dump.
7697 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7698 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7699 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7700 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7701 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7702 gate_rtl_unrool_and_peel_loops): New.
7703 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7704 rtl_doloop): Do not look at flags.
7705 * mode-switching.c (pass_mode_switching): Add dump.
7706 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7707 pass_split_before_regstack): Add dump.
7708 * regmove.c (pass_stack_adjustments): Add dump.
7709 * tree-optimize.c (pass_fixup_cfg): Add dump.
7711 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7714 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7715 deciding which instruction sequence to use.
7717 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7719 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7720 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7722 2005-08-09 Richard Guenther <rguenther@suse.de>
7724 * c-common.c (builtin_function_2): Remove.
7725 (def_builtin_1): New function.
7726 (c_common_nodes_and_builtins): Use def_builtin_1 to
7727 build builtin functions.
7729 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7731 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7732 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7733 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7736 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7738 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7739 fold_binary instead of fold_build2 since we don't care about the
7741 (loop_niter_by_eval): Likewise.
7742 (compare_trees): Likewise.
7743 (proved_non_wrapping_p): Likewise.
7745 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7749 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7750 if the if is really empty.
7752 2005-08-09 Steven Bosscher <stevenb@suse.de>
7754 PR tree-optimization/23234
7755 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7756 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7757 argument of the new enum.
7758 (execute_cse_reciprocals): Add reciprocals for function arguments
7759 on the unique successor edge of the entry block. Update other calls
7760 to execute_cse_reciprocals_1.
7762 2005-08-08 Richard Henderson <rth@redhat.com>
7765 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7767 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7769 * expr.c (write_complex_part): Return after handling MEM.
7771 2005-08-08 Josh Conner <jconner@apple.com>
7773 PR rtl-optimization/23241
7774 * combine.c (simplify_comparison): Fix error in determining
7775 whether to lift a subreg from comparison.
7777 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7780 * config/rs6000/altivec.md (vec_init<mode>): New.
7781 (vec_set<mode>): New.
7782 (vec_extract<mode>): New.
7783 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7784 (rs6000_expand_vector_set): New.
7785 (rs6000_expand_vector_extract): New.
7786 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7787 for Altivec modes before reload.
7788 (altivec_expand_vec_init_builtin): New.
7789 (get_element_number): New.
7790 (altivec_expand_vec_set_builtin): New.
7791 (altivec_expand_vec_ext_builtin): New.
7792 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7794 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7796 * config/rs6000/rs6000.h (rs6000_builtins): Add
7797 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7798 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7799 * config/rs6000/rs6000-protos.h: Declare new functions.
7801 2005-08-08 Jan Hubicka <jh@suse.cz>
7803 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7804 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7805 * i386.md (movdi*): Use pic_32bit_operand.
7806 * predicates.md (pic_32bit_operand): New.
7808 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7811 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7813 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7815 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7816 (test_for_singularity): Use fold_build2.
7818 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7820 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7822 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7824 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7825 (COMMON_ASM_OP) Define.
7826 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7827 (ix86_encode_section_info): Likewise.
7828 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7829 SUBTARGET_ENCODE_SECTION_INFO.
7831 2005-08-06 Richard Henderson <rth@redhat.com>
7834 * tree-nested.c (convert_local_reference): Save and restore val_only
7835 around component_ref and friends. Clear walk_subtrees by default.
7837 2005-08-06 Peter O'Gorman <peter@pogma.com>
7840 * gcc.c (process_command): Check the argument to -b has a dash.
7841 * doc/invoke.texi: Update -b and -V docs.
7843 2005-08-06 James E Wilson <wilson@specifix.com>
7845 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7847 2005-08-06 Michael Matz <matz@suse.de>
7849 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7850 member only if only one insn is associated with the value.
7852 2005-08-06 Nick Clifton <nickc@redhat.com>
7854 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7856 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7857 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7858 Check symbol flags instead of symbol name mangling.
7859 (xstormy16_asm_output_aligned_common): Likewise. Also
7860 simplify code since the bss100_section cass is the only case
7861 where the below100 code will be triggered.
7862 (xstormy16_encode_section_info): Encode below100 attribute
7863 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7865 (xstormy16_strip_name_encoding): Delete - this function is no
7867 (TARGET_STRIP_NAME_ENCODING): Undefine.
7868 * config/stormy16/stormy16-protos.h: Delete prototype for
7869 xstormy16_strip_name_encoding.
7871 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7873 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7874 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7875 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7876 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7877 config/alpha/predicates.md, config/arc/arc.h,
7878 config/arm/arm.h, config/arm/ieee754-df.S,
7879 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7880 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7881 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7882 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7883 config/m68hc11/m68hc11.h, config/mips/mips.c,
7884 config/mips/mips.h, config/mips/openbsd.h,
7885 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7886 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7887 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7888 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7889 config/sparc/linux.h, config/sparc/linux64.h,
7890 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7891 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7892 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7893 typos. Follow spelling conventions.
7895 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7898 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7899 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7900 specially. Check for side effects only for COND_EXPR.
7901 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7902 return with TREE_NO_WARNING.
7904 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7906 PR rtl-optimization/23233
7907 * loop.c (combine_movables): Require the modes to be the same.
7908 (move_movables): Remove handling of cases where the replacement
7909 had a different mode to the original.
7911 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7913 PR tree-optimization/23128
7914 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7915 subtraction wrap, and set TREE_OVERFLOW if they do.
7917 2005-08-05 Richard Henderson <rth@redhat.com>
7920 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7921 FORCED_LABEL labels.
7923 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7926 * reload.c (find_reloads_subreg_address): Pass down TYPE
7927 unchanged. Change all callers except find_reloads_toplev.
7929 2005-08-05 Michael Matz <matz@suse.de>
7931 * genattrtab.c (current_alternative_string): Remove.
7932 (SIMPLIFY_ALTERNATIVE): Ditto.
7933 (attr_alt_bit_p): Ditto.
7934 (alternative_name): Make const char *.
7935 (evaluate_eq_attr): Remove use of above things.
7936 (simplify_test_exp): Ditto.
7937 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7938 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7940 2005-08-04 James E Wilson <wilson@specifix.com>
7942 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7943 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7944 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7945 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7946 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7948 2005-08-04 Richard Henderson <rth@redhat.com>
7951 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7952 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7953 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7954 if we'd have to instantiate too many members.
7956 2005-08-04 Richard Henderson <rth@redhat.com>
7959 * tree-outof-ssa.c (coalesce_asm_operands): New.
7960 (coalesce_ssa_name): Use it. Split out ...
7961 (coalesce_phi_operands, coalesce_result_decls): ... these.
7963 2005-08-04 Paul Brook <paul@codesourcery.com>
7965 * read-rtl.c (read_quoted_string): Break if EOF.
7967 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7969 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7970 (fold_build2): Likewise.
7971 (fold_build3): Likewise.
7972 (fold_build1_stat): New function prototype.
7973 (fold_build2_stat): Likewise.
7974 (fold_build3_stat): Likewise.
7975 * fold-const.c (fold_build1): Rename to ..
7976 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7977 through to build1_stat.
7978 (fold_build2): Rename to ..
7979 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7980 through to build2_stat.
7981 (fold_build3): Rename to ..
7982 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7983 through to build3_stat.
7985 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7986 Ian Lance Taylor <ian@airs.com>
7988 * function.c (assign_stack_local_1): Do not correct stack slot
7989 address if allocation size is smaller than mode size.
7991 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7994 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7995 (tree_merge_blocks): Propagate anything allowed by
7997 Clarify documentation.
7998 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7999 SSA form, schedule an update if necessary.
8001 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8003 * doc/install.texi (Binaries): Remove broken link to
8004 Sinix/Reliant Unix binaries.
8006 2005-08-03 Richard Henderson <rth@redhat.com>
8009 * function.c (stack_protect_epilogue): Export.
8010 * tree.h (stack_protect_epilogue): Declare.
8011 * calls.c (expand_call): Call it.
8013 2005-08-03 Eric Christopher <echristo@apple.com>
8015 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8016 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8019 2005-08-04 Jan Hubicka <jh@suse.cz>
8021 * profile.c (branch_prob): Split edges with goto locus on them
8022 to get proper line counts.
8023 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8025 2005-08-03 Paul Brook <paul@codesourcery.com>
8027 * function.c (assign_parms): Round current_function_args_size
8028 to PARM_BOUNDARY, not STACK_BOUNDARY.
8030 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8032 * config/i386/i386.c (x86_elf_aligned_common)
8033 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8035 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8037 PR tree-optimization/23157
8038 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8039 before emitting them.
8041 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8043 PR tree-optimization/19899
8044 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8045 * tree-scalar-evolution.c: Include real.h.
8046 (add_to_evolution): Build constant -1 of correct type.
8048 2005-08-03 Jan Hubicka <jh@suse.cz>
8050 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8051 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8052 profile updating for complette unrolling.
8053 * loop-unroll.c (peel_loop_completely): Use it.
8054 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8055 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8058 2005-08-03 Paul Brook <paul@codesourcery.com>
8060 * combine.c (can_change_dest_mode): New function.
8061 (try_combine, simplify_set): Use it.
8063 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8065 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8068 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8070 * doc/install.texi (Specific): Adjust link to openavr.org.
8071 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8072 (Binaries): Adjust HP-UX Porting Center link.
8073 (Binaries): Adjust Free Software Foundation ordering link.
8075 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8077 * convert.c (convert_to_integer): Use fold_build1 instead of
8078 build1 when converting an integer to an integer.
8080 2005-08-02 Richard Henderson <rth@redhat.com>
8082 * combine.c (combine_instructions): Don't use reg_equal/equiv
8083 results if the mode doesn't match.
8085 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8087 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8088 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8090 2005-08-02 Richard Henderson <rth@redhat.com>
8093 * explow.c (memory_address): Remove special-case for
8094 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8096 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8099 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8100 number of calls to cleanup_tree_cfg_1.
8102 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8104 * doc/invoke.texi: document file extensions .F90 and .F95
8106 2005-08-02 Richard Guenther <rguenther@suse.de>
8108 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8109 positive if its first argument is positive.
8111 2005-08-02 Richard Guenther <rguenther@suse.de>
8113 PR tree-optimization/23177
8114 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8117 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8119 PR tree-optimization/23129
8120 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8121 varying for divisions with anti-ranges.
8123 2005-08-02 Jan Hubicka <jh@suse.cz>
8125 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8126 * tree-ssa-threadupdate.c (thread_block): Add it here.
8128 2005-08-01 James E Wilson <wilson@specifix.com>
8130 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8131 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8132 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8134 * config/mips/predicates.md (const_call_insn_operand): Add check for
8135 SYMBOL_REF_LONG_CALL_P.
8136 * doc/extend.texi (long_call): Document the new attribute.
8138 2005-08-01 Ian Lance Taylor <ian@airs.com>
8139 Richard Henderson <rth@redhat.com>
8141 * Makefile.in (RTL_BASE_H): Add real.h.
8142 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8144 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8146 * rtl.c (rtl_check_failed_code_mode): New.
8147 * rtl.h (struct rtx_def): Add u.rv.
8148 (XCMWINT, XCNMPRV): New.
8149 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8150 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8152 2005-08-01 Richard Henderson <rth@redhat.com>
8154 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8155 with auto-inc codes.
8157 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8159 2005-08-01 Jan Hubicka <jh@suse.cz>
8161 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8162 * i386.c: Include dwarf2.h
8163 (asm_preferred_eh_data_format): New.
8164 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8166 2005-08-01 Ian Lance Taylor <ian@airs.com>
8168 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8169 randomize_va_space for virtual address randomization control.
8171 2005-08-01 Steven Bosscher <stevenb@suse.de>
8173 * common.opt (flag_ipa_cp): Put in right place to maintain
8176 2005-08-01 Jan Hubicka <jh@suse.cz>
8178 * profile.c (compute_value_histograms): Fix thinko.
8179 * value-prof.c: Include toplev.h
8180 (check_counter): New function.
8181 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8182 tree_mod_subtract_transform): Add sanity check.
8184 2005-08-01 Richard Guenther <rguenther@suse.de>
8186 PR tree-optimization/23133
8187 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8188 current functions parameter decls to find defs to cse
8191 2005-08-01 Richard Guenther <rguenther@suse.de>
8193 PR tree-optimization/23109
8194 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8195 If trapping math is in effect, use post-dominator information
8196 to check if we'd in any case reach a trapping point before
8197 doing the reciprocal insertion.
8198 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8199 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8200 expressions are invariant only if trapping math is not in effect.
8202 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8204 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8205 cgraph_function_versioning): New declarations.
8206 * cgraphunit.c: Add include to ipa-prop.h.
8207 (update_call_expr, cgraph_copy_node_for_versioning,
8208 cgraph_function_versioning): New functions.
8209 * integrate.c (copy_decl_for_inlining): Remove.
8210 * ipa-prop.h (ipa_replace_map): New struct.
8211 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8212 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8213 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8214 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8215 ipcp_iterate_stage, ipcp_method_scale_print,
8216 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8217 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8218 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8219 ipcp_update_bb_counts, ipcp_update_profiling,
8220 ipcp_update_edges_counts): New functions.
8221 (ipcp_method_cval_init): Remove restriction regarding local methods.
8222 (ipcp_init_stage): Add ipcp_method_compute_scale.
8223 (ipcp_insert_stage): Add versioning.
8224 (ipcp_structures_print): Add ipcp_method_scale_print.
8225 (ipcp_driver): Dump profiling info.
8226 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8227 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8228 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8229 (struct inline_data): Add versioning_p, ipa_info, new fields.
8230 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8231 declare_return_variable): Replace calls to copy_decl_for_inlining with
8233 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8235 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8236 Add argument VERSIONING.
8237 (copy_arguments_for_versioning, copy_static_chain,
8238 function_versionable_p, tree_versionable_function_p,
8239 tree_function_versioning, replace_ref_tree): New functions.
8240 * tree-inline.h: Include varray.h.
8241 (tree_versionable_function_p, tree_function_versioning,
8242 tree copy_decl_for_dup): New declarations.
8244 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8246 * ipa-cp.c: New file. Contains IPCP specific functionality.
8247 * ipa-prop.h: New file. Contains structures/definitions that can be
8248 used by several interprocedural data flow optimizations (and also IPCP).
8249 * ipa-prop.c: New file.
8250 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8251 * common.opt: Add ipa-cp flag.
8252 * timevar.def: Add IPCP optimization.
8253 * tree-optimize.c (init_tree_optimization_passes): Schedule
8255 * tree-pass.h (pass_ipa_cp): Declare.
8257 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8259 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8260 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8261 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8262 config/i386/i386.c, config/mips/mips.h,
8263 config/rs6000/rs6000.h, config/sh/sh.c,
8264 config/stormy16/stormy16.c: Fix comment typos.
8266 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8269 * c-typeck.c (build_binary_op): Use common_type wrapper on
8271 (common_type): Update comment.
8273 2005-07-31 Steven Bosscher <stevenb@suse.de>
8276 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8277 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8278 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8280 2005-07-31 Jan Hubicka <jh@suse.cz>
8282 * pretty-print.h (pp_widest_integer): New macro.
8283 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8286 2005-07-31 Jan Hubicka <jh@suse.cz>
8288 * output.h (enum section_category): Export from varasm.c
8289 (categorize_decl_for_section): Likewise.
8290 * varasm.c (enum section_category): Kill.
8291 (categorize_decl_for_section): Make global.
8292 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8294 * i386.c (ix86_section_threshold): New static variable.
8295 (ix86_in_large_data_p, ix86_encode_section_info,
8296 x86_64_elf_unique_section,
8297 x86_64_elf_select_section): New functions.
8298 (TARGET_ENCODE_SECTION_INFO): Define
8299 (override_options): Enable medium model for PIC.
8300 (ix86_expand_prologue): Expand gen_set_got_rex64.
8301 (legitimate_constant_p): Handle new UNSPECs.
8302 (legitimate_pic_address_disp_p): Likewise.
8303 (legitimize_pic_address): Lower MEDIUM model addressing.
8304 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8305 (enum cmodel): Add MEDIUM_PIC.
8306 (SYMBOL_REF_FAR_ADDR_P): New macro.
8307 (SYMBOL_FLAG_FAR_ADDR): New flag.
8308 * i386.md (movdi): Support medium model.
8309 (set_got_rex64): New pattern.
8310 * i386.opt (mlarge-data-threshold): New flag.
8311 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8312 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8313 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8314 TARGET_ASM_UNIQUE_SECTION): New.
8316 * invoke.texi (-mlarge_data_threshold): Document
8318 2005-07-31 Jan Hubicka <jh@suse.cz>
8320 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8321 (coalesce_vars): Likewise.
8322 * tree-ssa-live.c (coalesce_cost): New.
8323 (build_tree_conflict_graph): Use coalesce_cost.
8324 * tree-ssa-live.h (coalesce_cost): Declare.
8326 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8328 * arm.md (all peepholes for post-increment operations): Delete.
8329 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8330 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8331 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8332 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8333 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8335 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8337 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8340 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8343 * doc/invoke.texi: Document -rdynamic.
8345 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8348 * c-parser.c (c_parser_parms_list_declarator): Call
8349 mark_forward_parm_decls.
8350 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8351 decls with visibility structure.
8353 2005-07-30 Paul Brook <paul@codesourcery.com>
8355 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8357 2005-07-30 Paul Brook <paul@codesourcery.com>
8359 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8361 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8363 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8365 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8368 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8369 nested function declarators.
8370 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8371 (grokparms): Call warn_if_shadowing for parameters used within the
8373 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8374 not used within the parameter list.
8375 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8377 2005-07-30 Jan Hubicka <jh@suse.cz>
8379 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8380 * i386.c (ix86_fixup_binary_operands): Likewise.
8381 (ix86_expand_unary_operator): Likewise.
8382 (ix86_expand_fp_absneg_operator): Likewise.
8383 * optabs.c (expand_vec_cond_expr): Validate dest.
8385 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8388 * real.c (real_from_string): Also set last bit if there is a
8389 nonzero hex digit beyond GCC's internal precision after ".".
8391 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8393 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8394 define_constants. Change duplicate values to unassigned numbers.
8395 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8396 (*altivec_vspltsf): New.
8397 (altivec_vperm_v4sf): Delete.
8398 (altivec_vperm_<mode>): Use mode macro V.
8399 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8400 (altivec_predicate_v4sf): Delete.
8401 (altivec_predicate_<mode>): Use mode macro V.
8402 (*altivec_lvesfx): New.
8403 (*altivec_stvesfx): New.
8404 (vec_realign_load_v4sf): Delete.
8405 (vec_realign_load_<mode>): Use mode macro V.
8406 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8409 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8412 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8414 * configure: Regenerated.
8416 2005-07-29 Paul Brook <paul@codesourcery.com>
8418 * doc/install.texi: Add link to GFortran binaries wiki page.
8420 2005-07-29 David Ung <davidu@mips.com>
8422 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8423 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8424 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8425 * config/mips/mips.md (cpu): Add 5kf name.
8426 (includes): Includes 5k.md.
8427 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8428 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8431 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8434 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8435 (cleanup_tree_cfg): ... here.
8436 Call cleanup_tree_cfg_1 until there are no more cleanups to
8439 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8441 * tree-vrp.c (compare_range_with_value): Return true or false
8442 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8443 EQ_EXPR respectively.
8445 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8447 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8450 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8452 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8453 (tree_ssa_dominator_optimize): Increment it.
8454 (dump_dominator_optimization_stats): Print it.
8456 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8457 Steven Bosscher <stevenb@suse.de>
8459 PR rtl-optimization/23117
8460 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8461 when head == tail. Tidy comment.
8463 2005-07-28 Richard Henderson <rth@redhat.com>
8465 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8466 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8467 * jump.c (rtx_renumbered_equal_p): Likewise.
8468 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8469 CONST_INT and CONST_DOUBLE.
8470 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8471 * reload.c (operands_match_p): Special case CONST_INT and
8472 CONST_DOUBLE; check mode earlier.
8474 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8477 * c-typeck.c (convert_for_assignment): Do not check
8478 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8480 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8483 * c-typeck.c (composite_type): Prefer constant size arrays to
8486 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8489 * real.c (real_from_string): Set last bit if there is a nonzero
8490 hex digit beyond GCC's internal precision.
8492 2005-07-28 Richard Henderson <rth@redhat.com>
8495 * cfgcleanup.c (try_forward_edges): Watch out for end of
8498 2005-07-28 James E Wilson <wilson@specifixinc.com>
8501 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8503 2005-07-28 Jan Hubicka <jh@suse.cz>
8505 * Makefile.in (rtl-profile.o): Kill all traces of it.
8506 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8507 * coverage.h (rtl_coverage_counter_ref): Kill.
8508 * opts.c (flag_speculative_prefetching_set): Kill.
8509 (flag_loop_optimize_set): New.
8510 (common_handle_option): Disable loop optimizer when profiling;
8511 do not handle speculative prefetching.
8512 * passes.c (init_optimization_passes): Replace pass_profiling combo
8513 by branch_prob pass.
8514 * profile.c (compute_value_histograms): Update for simplified value
8516 (rtl_register_profile_hooks): Kill.
8517 (pass_profiling): Kill.
8518 (rest_of_handle_branch_prob): Do not profile.
8519 * toplev.c (process_options): Remove speculative prefetching.
8520 * toplev.h (flag_tree_based_profiling): Kill.
8521 * tree-profile.c (prepare_instrumented_value,
8522 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8523 tree_gen_one_value_profiler, do_tree_profiling): Update for
8524 simplified datastructures.
8525 * value-prof.c: Add comment that speculative prefetching was dropped;
8526 update rest of file for simplified datastructures.
8527 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8528 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8529 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8530 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8531 rtl_mod_subtract, gen_speculative_prefetch,
8532 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8533 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8534 (gate_handle_value_profile_transformations,
8535 rest_of_handle_value_profile_transformations,
8536 pass_value_profile_transformations): Kill.
8537 * value-prof.h (histogram_value_t): Remove IL based unions.
8538 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8539 rtl_profile_hooks): Remove hooks.
8541 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8543 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8544 (cgraph_clone_node): Likewise.
8545 * cgraph.h (cgraph_clone_edge): Update prototype.
8546 (cgraph_clone_node): Likewise.
8547 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8549 (lookup_recursive_calls): Consider profile.
8550 (cgraph_decide_recursive_inlining): Fix updating; use new
8551 probability argument; use profile.
8552 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8553 * tree-inline.c (copy_bb): Update clal of clone_edge.
8554 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8556 * invoke.texi (min-inline-recursive-probability): Document.
8558 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8560 * doc/install.texi (Configuration): Update Valgrind homepage.
8562 2005-07-28 Richard Henderson <rth@redhat.com>
8565 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8566 labels we want to delete.
8567 (cfg_layout_merge_blocks): Likewise.
8569 2005-07-28 Richard Henderson <rth@redhat.com>
8572 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8573 when expanding to nothing.
8575 2005-07-28 Josh Conner <jconner@apple.com>
8577 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8578 (cgraph_decide_inlining_of_small_functions): Likewise.
8580 2005-07-28 Josh Conner <jconner@apple.com>
8582 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8583 direction of badness if negative.
8584 (cgraph_default_inline_p): Add reason to parameters, and assign it
8586 (cgraph_decide_inlining_of_small_functions): New parameter in call
8587 to cgraph_default_inline_p.
8588 (cgraph_decide_inlining_incrementally): Likewise.
8589 * cgraphunit.c (decide_is_function_needed): Likewise.
8590 * cgraph.h (cgraph_default_inline_p): Likewise.
8592 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8594 * builtins.c: Fix comment typo(s).
8595 * genautomata.c: Likewise.
8596 * gimplify.c: Likewise.
8597 * tree-dfa.c: Likewise.
8598 * tree-flow-inline.h: Likewise.
8599 * tree-into-ssa.c: Likewise.
8600 * tree-ssa-alias.c: Likewise.
8601 * tree-ssa-ccp.c: Likewise.
8602 * tree-ssa-copy.c: Likewise.
8603 * tree-ssa-dce.c: Likewise.
8604 * tree-ssa-dom.c: Likewise.
8605 * tree-ssa-operands.c: Likewise.
8606 * tree-tailcall.c: Likewise.
8607 * tree-vectorizer.c: Likewise.
8608 * tree-vrp.c: Likewise.
8611 2005-07-28 Jeff Law <law@redhat.com>
8613 * tree-vrp.c (test_for_singularity): Extracted from ...
8614 (simplify_cond_using_ranges): Attempt to simplify a relational
8615 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8617 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8619 PR tree-optimization/22506
8620 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8621 phis whose argument is constant.
8623 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8625 PR rtl-optimization/18992
8626 Back out this patch:
8627 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8628 PR optimization/12142
8629 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8630 uses of the register in the SET_SRC. Remove unnecessary argument.
8632 Replace it with this:
8633 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8634 if flag_non_call_exceptions is set and the insn may trap, pass
8635 pc_rtx as dest for recursion.
8636 In SET_SRC part of SET case, if dest is already set, pass it down
8639 2005-07-28 Jan Hubicka <jh@suse.cz>
8641 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8642 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8643 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8645 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8646 profile when available.
8648 2005-07-28 Jan Beulich <jbeulich@novell.com>
8650 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8651 (ia64_print_operand): Describe and handle 'X'.
8652 (ia64_register_move_cost): Also handle FP_REGS.
8653 (ia64_preferred_reload_class): Likewise.
8654 (ia64_secondary_reload_class): Likewise.
8655 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8656 it. Also check for ITANIUM_CLASS_FLDP.
8657 * config/ia64/ia64.h (FP_REGNO_P): New.
8658 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8659 (reg_class): Add FP_REGS.
8660 (REG_CLASS_NAMES): Adjust for it.
8661 (REG_CLASS_CONTENTS): Likewise.
8662 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8663 (REG_CLASS_FROM_LETTER): Handle 'x'.
8664 (CLASS_MAX_NREGS): Handle FP_REGS.
8665 (MEMORY_MOVE_COST): Likewise.
8666 * config/ia64/ia64.md (itanium_class): Add fldp.
8667 (type): Handle fldp.
8668 (movti_internal): More allowable operand combinations. Use ldfp8 when
8669 splitting unnecessary. Remove predicable attribute. Adjust
8670 itanium_class attribute.
8671 (smuldi3_highpart): Remove outdated comment.
8672 (mulditi3, umulditi3, rotlti3): New expanders.
8673 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8674 (absti2): Disabled new insn for future reference.
8675 Respective new splitters.
8676 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8677 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8678 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8680 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8682 PR rtl-optimization/23047
8683 * simplify-rtx.c (simplify_const_relational_operation): Respect
8684 flag_wrapv for comparisons with ABS.
8686 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8688 PR tree-optimization/22493
8689 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8690 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8692 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8694 * config/frv/frv.opt (moptimize-membar): New.
8696 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8698 * config/frv/frv.h: Remove machine_function definition.
8700 * config/frv/frv.c (struct frv_io): New.
8701 (struct machine_function): Moved from frv.h. Add has_membar_p.
8702 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8703 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8704 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8705 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8706 (frv_reorg): Call frv_optimize_membar when appropriate.
8707 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8708 (frv_expand_builtin): Adjust calls accordingly.
8709 (frv_io_address_cookie): New function.
8710 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8711 load or store rather than a special insn. Add ccnstant address and
8712 io-type operands to the membar.
8713 (frv_ifcvt_modify_tests): Unsign regno.
8714 (frv_ifcvt_modify_tests): Same.
8716 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8717 UNSPEC_OPTIONAL_MEMBAR constant.
8718 (builtin_read_<mode>): Delete.
8719 (builtin_write_<mode>): Delete.
8720 ("optional_membar_<mode>"): Add operand.
8722 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8723 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8724 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8725 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8726 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8727 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8728 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8729 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8730 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8732 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8734 * df.c (df_uses_record): Handle SCRATCH.
8736 2005-07-28 Steven Bosscher <stevenb@suse.de>
8739 * passes.c (rest_of_decl_compilation): If decl is a type and
8740 we have encountered errors, don't emit debug information.
8742 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8744 * params.def: Fixed comment.
8746 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8749 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8750 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8751 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8753 2005-07-27 Steven Bosscher <stevenb@suse.de>
8756 * varasm.c (assemble_start_function): Don't do anything that may
8757 require a CFG if the current function is a thunk.
8759 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8761 * doc/install.texi (Prerequisites): Mention that perl is needed
8762 to do export control in libstdc++ targetting Darwin.
8764 2005-07-27 Steven Bosscher <stevenb@suse.de>
8766 PR rtl-optimization/17808
8767 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8768 (sched_insns_conditions_mutex_p): Split out from...
8769 (add_dependence): ...here. But don't call it from here.
8770 (add_dependence_list): Check sched_insns_conditions_mutex_p
8771 before calling add_dependence.
8772 (add_dependence_list_and_free): Likewise.
8773 (fixup_sched_groups): Likewise.
8774 (sched_analyze_1): Likewise.
8775 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8776 (sched_analyze): Likewise.
8777 (sched_analyze_insn): Likewise.
8778 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8779 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8780 dependencies on all COND_EXEC insns to jumps ending basic blocks
8781 when doing intrablock scheduling.
8782 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8784 2005-07-27 Jeff Law <law@redhat.com>
8786 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8787 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8788 equivalency sets, correctly handle the case were vr0 has an
8789 equivalency set, but vr1 does not.
8791 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8793 PR tree-optimization/23073
8794 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8795 vect_print_dump_info before fprintf.
8797 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8799 PR tree-optimize/22348
8800 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8801 Fold the partial computation.
8803 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8805 PR tree-optimization/22325
8806 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8808 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8810 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8811 (force_var_cost): ... this function.
8812 (compute_phi_arg_on_exit): Export.
8814 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8816 PR tree-optimization/20773
8817 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8820 2005-07-27 Richard Guenther <rguenther@suse.de>
8822 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8823 Avoid pushing again if current struct contains only
8824 fields we decomposed.
8826 2005-07-27 Jan Hubicka <jh@suse.cz>
8828 PR tree-optimization/22574
8829 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8832 * tree-tailcall.c (decrease_profile): New function.
8833 (eliminate_tail_call): Use it.
8835 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8836 visibility flags correctly in whole program mode.
8838 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8840 PR rtl-optimization/22472
8841 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8843 2005-07-26 Steven Bosscher <stevenb@suse.de>
8845 PR tree-optimization/22504
8846 * tree-complex.c (expand_complex_addition): Use 'code' instead
8847 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8849 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8851 * config.gcc (cpu_type): Add frv case.
8852 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8853 (supported_defaults): Add fr550 case.
8855 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8858 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8859 whether a pointer of type T * may point to objects of type T *.
8861 2005-07-26 DJ Delorie <dj@redhat.com>
8863 * configure: Regenerate.
8865 2005-07-26 Dale Johannesen <dalej@apple.com>
8867 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8869 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8871 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8872 Clarify use of "build" in name.
8874 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8876 * doc/extend.texi (Raw read/write Functions): New section.
8877 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8878 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8879 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8880 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8881 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8882 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8883 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8884 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8885 * config/frv/frv.c: Add bdesc_loads global.
8886 Add bdesc_stores global.
8887 (frv_init_builtins): Add support for __builtin_{read/write}*.
8888 (frv_volatile_memref): New.
8889 (frv_expand_load_builtin): New.
8890 (frv_expand_store_builtin): New.
8891 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8892 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8893 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8894 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8895 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8896 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8897 (builtin_read_<mode>): New.
8898 (builtin_write_<mode>): New.
8899 (builtin_write64): New.
8900 (optional_membar_<mode>): New.
8902 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8904 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8905 (rather than units) against HOST_BITS_PER_WIDE_INT.
8907 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8909 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8910 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8911 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8912 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8915 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8916 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8917 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8919 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8921 2005-07-26 Richard Guenther <rguenther@suse.de>
8923 PR tree-optimization/22486
8924 * fold-const.c (fold_unary): Fold away useless component
8925 references of the form (T *)&T.x, if the address
8928 2005-07-25 James E Wilson <wilson@specifixinc.com>
8930 * dwarf2out.c (add_call_src_coords_attributes): New.
8931 (gen_inlined_subroutine_die): Call it.
8932 (maybe_emit_file, init_file_table): Add comments.
8933 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8935 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8936 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8937 * tree.h (BLOCK_SOURCE_LOCATION): New.
8938 (struct tree_block): New field locus.
8940 2005-07-26 Andreas Schwab <schwab@suse.de>
8942 PR rtl-optimization/23043
8943 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8944 when allocating a struct unoccr.
8946 2005-07-25 Richard Henderson <rth@redhat.com>
8949 * tree-complex.c (gate_no_optimization): True if errors.
8950 * Makefile.in (tree-complex.o): Update dependencies.
8952 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8954 * config/frv/predicates.md (integer_register_operand): Use
8957 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8960 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8962 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8964 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8966 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8967 types when flag_unsafe_math_optimizations is true.
8969 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8971 * gcc.c (option_map): Add --sysroot.
8972 (process_command): Handle --sysroot.
8973 (display_help): Document it.
8974 * doc/cppopts.tex (-isysroot): Document.
8975 * doc/invoke.texi (--sysroot): Document.
8976 * doc/install.texi (--with-build-sysroot): Document.
8978 * Makefile.in (inhibit_libc): New variable.
8979 (INHIBIT_LIBC_CFLAGS): Likewise.
8980 (LIBGCC2_CFLAGS): Include
8981 $(INHIBIT_LIBC_CFLAGS).
8982 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8983 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8984 ($(T)crtend.o): Likewise.
8985 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8986 ($(T)crtendS.o): Likewise.
8987 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8988 ($(T)crtendT.o): Likewise.
8989 (stmp-fixinc): Do not complain about missing headers if
8991 * configure.ac (inhibit_libc): Set it to true/false.
8992 (--with-build-sysroot): New option. Use it to set
8994 * configure: Regenerated.
8996 2005-07-25 Manfred Hollstein <mh@suse.com>
8998 * calls.c (store_one_arg): Fix unsigned comparison warning.
9000 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9003 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9004 (ggc_print_statistics): Initialize variable before use.
9006 2005-07-25 Richard Guenther <rguenther@suse.de>
9008 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9009 calling with a PHI_NODE argument.
9011 * tree-flow-inline.h (overlap_subvar): Protect against
9014 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9016 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9017 * configure: Regenerate.
9019 2005-07-25 Ira Rosen <irar@il.ibm.com>
9021 * expr.c (highest_pow2_factor): Make extern.
9022 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9023 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9024 record_array_differ_p, array_ptr_differ_p): Likewise.
9025 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9026 additional cases. Call the above functions.
9027 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9028 base_object_differ_p when there are two base objects. Otherwise, compare
9029 base address and offset. Call may_alias_p.
9030 (dump_data_reference): Use a correct field name.
9031 (analyze_array): Make static. Initialize new data-ref fields.
9032 (analyze_indirect_ref): New function.
9033 (init_data_ref): Initialize new data-ref fields.
9034 (strip_conversion): Moved from tree-vect-analyze.c.
9035 (analyze_offset_expr, get_ptr_offset, address_analysis,
9036 object_analysis): Likewise.
9037 (analyze_offset): New function.
9038 (create_data_ref): Likewise.
9039 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9040 dimensions for ARRAY_REFs only.
9041 (build_classic_dist_vector): Make static.
9042 (access_functions_are_affine_or_constant_p): Call macro to get the
9043 address of access functions.
9044 (compute_all_dependences): Add new parameter
9045 compute_self_and_read_read_dependences. Compute self and read-read
9046 dependences if it is true.
9047 (find_data_references_in_loop): Call create_data_ref. Initialize new
9049 (compute_data_dependences_for_loop): Add new parameter
9050 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9051 compute nb_loops. Call compute_all_dependences,
9052 build_classic_dist_vector and build_classic_dir_vector with correct
9054 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9055 with correct parameters. Compare dimensions for ARRAY_REFs only.
9056 (free_data_refs): Call macro to free access functions.
9057 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9058 fields from stmt_vinfo.
9059 (struct base_object_info): New structure.
9060 (struct data_reference): Move fields to base_object_info. Add fields
9061 first_location and object_info for above structures. Move fields from
9062 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9063 aligned_to. Add macros to access the new fields.
9064 Update functions declarations.
9065 * tree-flow.h (is_aliased_with): Declare.
9066 * tree-loop-linear.c (linear_transform_loops): Call
9067 compute_data_dependences_for_loop with correct parameters.
9068 * tree-ssa-alias.c (is_aliased_with): New function.
9069 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9070 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9071 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9072 vect_base_addr_differ_p, compute_subscript_distance and
9073 build_classic_dist_vector. Add printings. Check absolute value of
9075 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9077 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9078 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9079 to bytes. Add printing.
9080 (vect_compute_data_refs_alignment): Go through loads and stores in one
9082 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9083 vect_analyze_data_ref_access): Likewise.
9084 (vect_analyze_pointer_ref_access): Remove.
9085 (vect_address_analysis, vect_object_analysis): Likewise.
9086 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9087 and analyze data-refs in the loop.
9088 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9089 fields of data-ref instead of stmt. Add init to the offset from the
9091 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9092 (vect_update_init_of_dr): Likewise.
9093 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9094 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9096 (new_loop_vec_info): Initialize new fields.
9097 (destroy_loop_vec_info): Free new fields.
9098 (vect_strip_conversion): Remove.
9099 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9100 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9101 datarefs. Add new field ddrs.
9102 Add macros for the new fields access.
9103 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9104 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9105 Remove their macros.
9106 * tree.h (highest_pow2_factor): Declare.
9108 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9110 * calls.c (store_one_arg): Check for sibling call MEM arguments
9111 from already clobbered incoming argument area.
9113 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9115 * c-common.c (check_missing_format_attribute): New.
9116 * c-common.h (check_missing_format_attribute): Likewise.
9117 * c-typeck.c (convert_for_assignment): Use it.
9119 2005-07-24 Andreas Schwab <schwab@suse.de>
9121 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9122 register use a word move. Correct operand of ext.w in 68000 code.
9124 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9126 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9127 variables as declarations, rather than definitions.
9129 2005-07-24 Ira Rosen <irar@il.ibm.com>
9131 PR tree-optimization/22526
9132 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9135 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9137 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9138 that C99 reserve for future use. Use it to define clog10,
9139 clog10f and clog10l.
9141 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9143 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9144 * configure.ac: Check for -Wmissing-format-attribute.
9146 * configure: Regenerate.
9148 2005-07-23 Richard Henderson <rth@redhat.com>
9150 PR tree-optimization/22623
9151 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9153 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9156 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9158 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9160 * Makefile.in (C_TREE_H): Update dependencies.
9161 * c-tree.h: Include toplev.h.
9162 * diagnostic.h (diagnostic_set_info): Add format attribute.
9163 * rtl-error.c (diagnostic_for_asm): Likewise.
9165 2005-07-23 Chao-ying Fu <fu@mips.com>
9167 * config/mips/mips-dsp.md: New file.
9168 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9169 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9171 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9172 MIPS_BUILTIN_BPOSGE32.
9173 (mips_expand_builtin_direct): Add one parameter to indicate that
9174 builtin functions need to return a value.
9175 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9177 (mips_regno_to_class): Add classes for 12 new DSP registers.
9178 (mips_subword): Change to check four HI registers.
9179 (mips_output_move): Output move to and from 6 new DSP accumulators.
9180 (override_options): Make sure -mdsp and -mips16 are not used together.
9181 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9183 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9185 (print_operand): Add 'q' for printing DSP accumulators.
9186 (mips_cannot_change_mode_class): Check ACC_REGS.
9187 (mips_secondary_reload_class): Check ACC_REGS.
9188 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9189 (mips_register_move_cost): Check ACC_REGS.
9190 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9191 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9192 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9193 (dsp_bdesc): New array.
9194 (bdesc_arrays): Add DSP builtin function table.
9195 (mips_prepare_builtin_arg): Check predicate again after
9197 (mips_expand_builtin): Add one more parameter to
9198 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9199 MIPS_BUILTIN_BPOSGE32.
9200 (mips_init_builtins): Initialize new function types.
9201 (mips_expand_builtin_direct): Check if builtin functions need to
9202 return a value and pass operands properly.
9203 (mips_expand_builtin_bposge): New function.
9204 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9205 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9206 (FIRST_PSEUDO_REGISTER): Increase to 188.
9207 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9208 Update for 12 new DSP registers.
9209 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9210 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9211 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9212 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9213 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9214 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9215 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9216 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9217 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9218 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9219 (REGISTER_NAMES): Add names for 12 new DSP registers.
9220 * config/mips/mips.md: Include mips-dsp.md.
9221 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9222 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9223 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9224 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9225 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9226 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9227 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9228 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9229 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9230 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9231 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9232 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9233 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9234 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9235 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9236 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9237 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9238 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9239 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9240 (UNSPEC_RDDSP): New constants.
9241 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9242 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9244 * config/mips/mips.opt (-mdsp): New option.
9245 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9246 (reg_imm10_operand): New predicates.
9247 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9248 * doc/invoke.texi (-mdsp): Document new option.
9250 2005-07-22 DJ Delorie <dj@redhat.com>
9252 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9254 * tree-inline.c (inlinable_function_p): Likewise.
9256 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9259 * toplev.c (check_global_declarations): Do not mark undefined
9260 variables as DECL_IGNORED_P.
9261 * varasm.c (first_global_object_name): GTY it.
9262 (weak_global_object_name): Likewise.
9263 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9264 a string to go into {weak,first}_global_object_name.
9266 2005-07-22 DJ Delorie <dj@redhat.com>
9268 * c-format.c (check_function_format): Change warning control
9269 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9271 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9273 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9274 &PTR->FLD a dereference of PTR.
9275 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9276 a potential dereference of PTR.
9278 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9280 PR rtl-optimization/20370
9281 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9282 call allocate_reg_info if necessary.
9284 PR rtl-optimization/21848
9285 * calls.c (emit_library_call_value_1): For const functions, add
9286 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9288 PR rtl-optimization/22445
9289 * cselib.c (target.h): Include.
9290 (rtx_equal_for_cselib_p): Allow commutative matches.
9291 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9292 Remove MODE parameter. Changed all callers.
9294 PR rtl-optimization/22258
9295 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9297 (try_combine): Use likely_spilled_retval_p.
9299 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9301 * config.gcc: Add crx-elf support.
9303 * doc/contrib.texi: Mention crx.
9304 * doc/extend.texi: Document crx extensions.
9305 * doc/install.texi: Document crx install.
9306 * doc/invoke.texi: Document crx options.
9307 * doc/md.texi: Document crx constraints.
9309 * config/crx/crx-protos.h: New file.
9310 * config/crx/crx.c: New file.
9311 * config/crx/crx.h: New file.
9312 * config/crx/crx.md: New file.
9313 * config/crx/crx.opt: New file.
9314 * config/crx/t-crx: New file.
9316 2005-07-22 Manfred Hollstein <mh@suse.com>
9318 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9320 (int_add_graph_edge): Likewise.
9321 (collapse_nodes): Likewise.
9322 (process_unification_queue): Likewise.
9324 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9325 Laurent GUERBY <laurent@guerby.net>
9327 PR tree-optimization/22336
9328 * function.c (record_block_change): Check for
9329 cfun->ib_boundaries_block.
9331 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9333 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9334 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9336 2005-07-21 DJ Delorie <dj@redhat.com>
9338 * toplev.c (warn_deprecated_use): Add warning control to warning
9340 * c-typeck.c (parser_build_binary_op): Likewise.
9341 (c_finish_if_stmt): Likewise.
9342 * c-common.c (check_function_sentinel): Likewise.
9343 (check_nonnull_arg): Likewise.
9345 2005-07-21 Richard Henderson <rth@redhat.com>
9348 * tree-complex.c (complex_ssa_name_components): New.
9349 (cvc_lookup): Allow entry not found.
9350 (create_components): Remove.
9351 (create_one_component_var, get_component_var): New.
9352 (get_component_ssa_name, set_component_ssa_name): New.
9353 (extract_component): Use get_component_ssa_name.
9354 (update_complex_components): Use set_component_ssa_name.
9355 (update_complex_components_on_edge): Likewise.
9356 (update_phi_components): Create new PHI nodes directly, instead
9357 of adding insns to edges.
9358 (tree_lower_complex): Allocate and free complex_variable_components
9359 and complex_ssa_name_components here.
9361 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9363 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9364 revert to returning false.
9366 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9369 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9371 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9374 * config/i386/i386.md (cmpxf): Change operand constraints
9375 to "nonmemory_operand".
9377 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9379 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9381 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9384 * fold-const.c (fold_build1): Add checksum for the operands.
9385 (fold_build2): Likewise.
9386 (fold_build3): Likewise.
9388 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9391 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9393 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9395 * common.opt (-fforward-propagate): Committed by mistake,
9398 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9400 * reg-stack.c: Fix comment typo(s).
9401 * tree-ssa-operands.c: Likewise.
9402 * tree-vectorizer: Likewise.
9404 2005-07-21 Nick Clifton <nickc@redhat.com>
9406 * config/sh/symbian.c: Replace C++ style line comments with C
9407 style line comments.
9408 (symbian_add_attribute): Do not use a ? operator on the LHS of
9410 (sh_symbian_handle_dll_attribute): Change the type of the
9411 method vector to "VEC(tree,gc)*" and use vector accessor
9412 macros to walk over the elements.
9413 (symbian_export_vtable_and_rtti_p): Likewise.
9414 (symbian_class_needs_attribute_p): Likewise.
9416 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9419 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9420 initialize targetm.resolve_overloaded_builtin here.
9421 (altivec_expand_overloaded_builtin): Make it non-static.
9422 * config/rs6000/rs6000-protos.h
9423 (altivec_expand_overloaded_builtin): New prototype.
9424 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9425 targetm.resolve_overloaded_builtin here.
9426 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9428 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9429 Zdenek Dvorak <dvorakz@suse.cz>
9431 PR tree-optimization/19210
9432 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9434 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9435 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9436 rely on unproven assumptions.
9437 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9438 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9439 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9440 to number_of_iterations_exit.
9441 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9442 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9443 * tree-ssa-loop-niter.c (find_loop_niter,
9444 estimate_numbers_of_iterations_loop): Likewise.
9445 (number_of_iterations_exit): Honor the new options.
9446 * doc/invoke.texi (Wunsafe-loop-optimizations,
9447 funsafe-loop-optimizations): Document them.
9449 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9451 PR rtl-optimization/22167
9452 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9454 2005-07-20 Adam Nemet <anemet@lnxw.com>
9456 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9457 __do_global_dtors_aux longcall.
9459 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9461 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9462 (old_special_pred_table): Don't reference
9463 SPECIAL_MODE_PREDICATES.
9464 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9465 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9466 * config/sh/predicates.h: Don't mention
9467 SPECIAL_MODE_PREDICATES.
9468 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9471 2005-07-20 DJ Delorie <dj@redhat.com>
9473 * config.gcc: Add m32c-elf support.
9475 * doc/contrib.texi: Mention m32c.
9476 * doc/extend.texi: Document m32c extensions.
9477 * doc/install.texi: Mention m32c.
9478 * doc/invoke.texi: Document m32c options.
9479 * doc/md.texi: Document m32c constraints.
9481 * config/m32c/addsub.md: New file.
9482 * config/m32c/bitops.md: New file.
9483 * config/m32c/cond.md: New file.
9484 * config/m32c/jump.md: New file.
9485 * config/m32c/m32c-lib1.S: New file.
9486 * config/m32c/m32c-lib2.c: New file.
9487 * config/m32c/m32c-modes.def: New file.
9488 * config/m32c/m32c-pragma.c: New file.
9489 * config/m32c/m32c-protos.h: New file.
9490 * config/m32c/m32c.abi: New file.
9491 * config/m32c/m32c.c: New file.
9492 * config/m32c/m32c.h: New file.
9493 * config/m32c/m32c.md: New file.
9494 * config/m32c/m32c.opt: New file.
9495 * config/m32c/minmax.md: New file.
9496 * config/m32c/mov.md: New file.
9497 * config/m32c/muldiv.md: New file.
9498 * config/m32c/predicates.md: New file.
9499 * config/m32c/prologue.md: New file.
9500 * config/m32c/shift.md: New file.
9501 * config/m32c/t-m32c: New file.
9503 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9505 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9506 (stack_protect_set, stack_protect_test): New expanders.
9507 (stack_protect_set_si, stack_protect_set_si_media,
9508 stack_protect_set_di_media, stack_protect_test_si,
9509 stack_protect_test_si_media, stack_protect_test_di_media):
9512 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9514 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9516 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9518 * tree.h (tree_expr_nonzero_p): Export.
9519 * fold-const.c (tree_expr_nonzero_p): Likewise.
9520 Return true for CALL_EXPRs that are alloca calls.
9521 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9523 * tree-flow.h (expr_computes_nonzero): Remove.
9524 * tree-vrp.c (expr_computes_nonzero): Remove.
9525 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9526 (extract_range_from_unary_expr): Likewise.
9527 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9528 tree_expr_nonzero_p.
9530 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9532 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9533 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9534 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9535 All callers changed.
9536 (frame_related_constant_load): New arg "related" which controls
9537 setting of RTX_FRAME_RELATED_P. All callers changed.
9538 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9539 (bfin_expand_prologue): Add stack limit checking.
9540 * config/bfin/bfin.md (trapifcc): New pattern.
9542 * config/bfin/bfin.c: Include "langhooks.h".
9543 (def_builtin): Go through lang_hooks to call builtin_function.
9545 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9546 * config/bfin/predicates.md (symbol_ref_operand): New.
9547 (call_insn_operand): Delete. All callers changed to use
9548 register_no_elim_operand.
9549 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9551 (function_arg): Use it to generate the call's operand 2.
9552 (bfin_longcall_p): New function.
9553 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9554 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9555 determine if the address needs to be in a REG.
9556 (bfin_handle_longcall_attribute): New function.
9557 (bfin_attribute_table): Add "longcall" and "shortcall".
9558 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9559 (CUMULATIVE_ARGS): New member call_cookie.
9560 (PREDICATE_CODES): Add symbol_ref_operand.
9561 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9562 extra USE to the pattern.
9563 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9564 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9565 sibcall_value_insn; now the new patterns handle direct calls and the
9566 old ones indirect calls.
9567 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9569 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9571 * doc/trouble.texi: Update section on handling of empty loops.
9573 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9575 * config.gcc: Remove support for sparc-*-openbsd*,
9576 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9578 * config.host: Remove support for i860-*-sysv4* as a host.
9579 * config/i860/*, config/ip2k/*, config/ns32k/*,
9580 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9581 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9582 mention obsolete ports.
9584 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9586 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9588 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9589 of frame_pointer_rtx.
9590 (sh_expand_epilogue): Likewise.
9591 (sh_set_return_address): Likewise.
9592 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9593 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9594 offsets from FRAME_POINTER_REGNUM.
9595 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9596 (sh_register_names): Add initializer for sfp.
9597 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9598 (VALID_REGISTER_P): Likewise.
9599 (FIRST_PSEUDO_REGISTER): Update.
9600 (DWARF_FRAME_REGISTERS): Define.
9601 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9602 (HARD_FRAME_POINTER_REGNUM): Define.
9603 (FRAME_POINTER_REGNUM): Redefine.
9604 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9605 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9606 from FRAME_POINTER_REGNUM.
9607 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9608 FRAME_POINTER_REGNUM.
9609 (REG_CLASS_CONTENTS): Add sfp.
9610 (REG_ALLOC_ORDER): Likewise.
9611 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9612 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9613 of frame_pointer_rtx.
9614 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9616 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9618 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9619 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9620 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9622 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9625 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9627 Make CONSTRUCTOR use VEC to store initializers.
9628 * c-common.c (complete_array_type): Update to cope with VEC in
9630 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9631 (pp_c_constructor_elts): New function.
9632 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9633 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9634 struct constructor_stack, struct initializer_stack,
9635 constructor_elements, push_init_level, pop_init_level,
9636 add_pending_init, find_init_member, output_init_element): Update to
9637 cope with VEC in CONSTRUCTOR_ELTS.
9638 * coverage.c (build_fn_info_value, build_ctr_info_value,
9639 build_gcov_info): Likewise.
9640 * expr.c (categorize_ctor_elements_1, store_constructor,
9641 expand_expr_real_1): Likewise.
9642 * fold-const.c (fold_ternary): Likewise.
9643 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9644 gimplify_init_constructor, gimplify_expr): Likewise.
9645 * tree-dump.c (dequeue_and_dump): Likewise.
9646 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9648 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9650 * tree-sra.c (generate_element_init_1): Likewise.
9651 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9652 * tree-ssa-operands.c (get_expr_operands): Likewise.
9653 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9654 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9655 (get_initial_def_for_reduction): Likewise.
9656 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9657 value handle in annotations.
9658 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9659 tree_node_structure): Add support for constr_kind.
9660 (build_vector_from_ctor, build_constructor_single,
9661 build_constructor_from_list): New functions.
9662 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9663 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9664 Update to cope with VEC in CONSTRUCTOR_ELTS.
9665 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9666 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9667 CONSTRUCTOR_APPEND_ELT): New macros.
9668 (struct constructor_elt, struct tree_constructor): New data types.
9669 (union tree_node): Add tree_constructor field.
9670 * treestruct.def: Define TS_CONSTRUCTOR.
9671 * varasm.c (const_hash_1, compare_constant, copy_constant,
9672 compute_reloc_for_constant, output_addressed_constants,
9673 initializer_constant_valid_p, output_constant,
9674 array_size_for_constructor, output_constructor): Update to cope with
9675 VEC in CONSTRUCTOR_ELTS.
9676 * vec.h (VEC_empty, VEC_copy): New macros.
9678 2005-07-19 Devang Patel <dpatel@apple.com>
9680 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9682 2005-07-19 Richard Henderson <rth@redhat.com>
9685 * gimplify.c (gimplify_expr): Use main variant type for the temp
9686 destination for a discarded volatile read.
9687 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9688 casts between non-void types that change volatility.
9690 2005-07-15 DJ Delorie <dj@redhat.com>
9692 * toplev.h: Add comment about the first parameter for warning().
9693 * errors.h: Likewise.
9695 * c.opt (Wpragmas): New.
9696 * doc/invoke.texi: Document it.
9698 * function.c (do_warn_unused_parameter): Add warning control to
9700 * c-decl.c (warn_if_shadowing): Likewise.
9701 * c-lex.c (cb_def_pragma): Likewise.
9702 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9703 (pop_alignment): Likewise.
9704 (handle_pragma_pack): Likewise.
9705 (apply_pragma_weak): Likewise.
9706 (handle_pragma_weak): Likewise.
9707 (handle_pragma_redefine_extname): Likewise.
9708 (add_to_renaming_pragma_list): Likewise.
9709 (handle_pragma_extern_prefix): Likewise.
9710 (maybe_apply_renaming_pragma): Likewise.
9711 (handle_pragma_visibility): Likewise.
9713 * config/c4x/c4x-c.c (BAD): Likewise.
9714 (c4x_parse_pragma): Likewise.
9715 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9716 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9717 (rs6000_pragma_longcall): Likewise.
9718 * config/v850/v850-c.c (pop_data_area): Likewise.
9719 (ghs_pragma_section): Likewise.
9720 (ghs_pragma_section): Likewise.
9721 (ghs_pragma_interrupt): Likewise.
9722 (ghs_pragma_starttda): Likewise.
9723 (ghs_pragma_startsda): Likewise.
9724 (ghs_pragma_startzda): Likewise.
9725 (ghs_pragma_endtda): Likewise.
9726 (ghs_pragma_endsda): Likewise.
9727 (ghs_pragma_endzda): Likewise.
9729 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9730 Kenneth Zadeck <zadeck@naturalbridge.com>
9732 * Makefile.in: Removed tree-promote-statics.c
9733 * tree-promote-statics.c: Removed.
9734 * common.opt: Removed flag-promote-statics.
9736 * passes.c: Removed tree-promote-statics pass.
9737 * tree-pass.h: Ditto.
9738 * timevar.def: Removed TV_PROMOTE_STATICS.
9741 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9743 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9745 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9747 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9750 * c-common.c (check_function_arguments): Call
9751 'check_function_format' if either -Wformat or
9752 -Wmissing-format-attribute are specified.
9753 * c-format.c (check_function_format): Check -Wformat before
9754 calling 'check_format_info'.
9755 * c-opts.c (c_common_post_options): Don't warn for
9756 -Wmissing-format-attribute without -Wformat.
9757 * c-typeck.c (convert_for_assignment): Detect additional cases for
9758 -Wmissing-format-attribute.
9759 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9762 2005-07-19 Richard Guenther <rguenther@suse.de>
9764 * config/i386/i386.md (lrint<mode>2): Use temporary
9765 instead of clobbering non-existent memory.
9767 2005-07-19 Nick Clifton <nickc@redhat.com>
9769 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9770 statement to avoid displaying ASCII control characters.
9772 2005-07-19 Ben Elliston <bje@au.ibm.com>
9774 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9775 * cfganal.c (find_edge_index): Ditto.
9776 * combine.c (combine_instructions): Ditto.
9777 * ddg.c (create_scc): Ditto.
9778 (find_successors): Ditto.
9779 (find_predecessors): Ditto.
9780 (find_nodes_on_paths): Ditto.
9781 (longest_simple_path): Ditto.
9782 * flow.c (update_life_info): Ditto.
9783 (count_or_remove_death_notes): Ditto.
9784 (clear_log_links): Ditto.
9785 * modulo-sched.c (generate_reg_moves): Ditto.
9786 (find_max_asap): Ditto.
9787 (find_max_hv_min_mob): Ditto.
9788 (find_max_dv_min_mob): Ditto.
9789 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9790 * sched-rgn.c (extract_edgelst): Ditto.
9791 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9792 (dump_update_ssa): Ditto.
9793 (ssa_names_to_replace) Ditto.
9794 (switch_virtuals_to_full_rewrite): Ditto.
9795 (update_ssa): Ditto.
9796 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9798 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9800 Fix PR tree-optimization/22483
9802 * tree-complex.c (create_components): Use
9803 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9804 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9805 * tree-flow.h (safe_referenced_var_iterator): New structure.
9806 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9807 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9808 safe_referenced_var iterator.
9809 (add_type_alias): Ditto.
9811 2005-07-19 Steven Bosscher <stevenb@suse.de>
9813 * loop-init.c (rest_of_handle_loop2): Remove.
9814 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9815 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9816 (pass_rtl_loop_init, pass_rtl_loop_done,
9817 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9818 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9819 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9820 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9821 pass_tree_loop_done, and pass_tree_unswitch.
9822 (gate_loop): Rename to gate_tree_loop.
9823 * passes.c (init_optimization_passes): Update for renamed tree
9824 loop passes. Add the new loop2 passes as subpasses of loop2.
9825 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9826 Update for the renamed tree loop passes.
9828 2005-07-18 Ian Lance Taylor <ian@airs.com>
9831 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9832 blocks when optimizing.
9834 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9836 * common.opt (frename-registers): Initialize to 2.
9838 (fgcse-after-reload): Ditto.
9839 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9840 (process_options): Only change flag_web, flag_rename_registers,
9841 and flag_rerun_cse_after_loop if not explicitly set by user.
9843 2005-07-18 Jan Beulich <jbeulich@novell.com>
9845 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9846 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9847 in 64-bit mode the same as DImode in 32-bit mode.
9848 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9849 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9850 mode. Add new mode parameter.
9851 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9852 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9853 x86_64_shift_adj): New expanders.
9854 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9855 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9857 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9858 DImode shift splitters.
9859 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9860 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9863 2005-07-18 Jan Beulich <jbeulich@novell.com>
9865 * i386.md (movdi_extzv_1): New.
9866 (zero_extendhidi2): Combine alternatives and never force use of
9868 (zero_extendqidi2): Likewise. Don't restrict input selection.
9870 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9872 Fix PR tree-optimization/22531
9873 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9876 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9878 * tree-promote-statics.c (pass_promote_statics): Change dump file
9881 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9883 * tree-optimize.c (init_tree_optimization_passes): Add
9884 pass_eliminate_useless_stores pass.
9885 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9886 * tree-ssa-pre.c (is_copy_stmt): New function.
9887 (follow_copies_till_vuse): Ditto.
9888 (do_eustores): Ditto.
9889 (gate_eustores): Ditto.
9891 2005-07-16 Richard Henderson <rth@redhat.com>
9893 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9895 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9896 Kenneth Zadeck <zadeck@naturalbridge.com>
9898 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9899 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9900 ipa-type-escape.h, tree-promote-statics.c
9901 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9902 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9903 tree-promote-statics.c: new files.
9904 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9905 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9906 int nonlocal_set_p, mark_constant_function): Deleted.
9907 (rest_of_handle_cfg): Removed call to mark_constant_function.
9908 (nonoverlapping_component_refs_p): Added calls to support
9909 type based aliasing.
9910 * tree-ssa-alias.c (may_alias_p,
9911 compute_flow_insensitive_aliasing): Ditto.
9912 * calls.c (flags_from_decl_or_type): Removed reference to
9914 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9915 too many arguments. This is necessary for Spec 2000.
9916 * cgraph.h (const_function, pure_function): Removed.
9917 * common.opt: Added "fipa-pure-const", "fipa-reference",
9918 "fipa-type-escape", and "ftree-promote-static".
9920 * passes.c: Added ipa and tree-promote-statics passes.
9921 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9922 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9923 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9924 * tree-flow.h: Added exposed sra calls and addition of
9925 reference_vars_info field for FUNCTION_DECLS.
9926 * tree-pass.h: Added passes.
9927 * tree-sra.c: (sra_init_cache): New function.
9928 (sra_insert_before, sra_insert_after) Made public.
9929 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9931 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9932 aliasing. (may_alias_p): Added code to use type escape analysis to
9934 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9935 code to prune clobbers of static variables based on information
9936 produced in ipa-reference pass. Changed call clobbering so that
9937 statics are not marked as clobbered if the call does not clobber
9940 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9942 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9945 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9947 * doc/install.texi (*-*-solaris2*): Document recommended version
9948 of GNU binutils and mention GNU linker problem on Solaris 10.
9950 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9953 * c-decl.c (c_build_bitfield_integer_type): New function.
9954 (finish_struct): Call it.
9955 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9957 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9959 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9962 2005-07-16 Jan Hubicka <jh@suse.cz>
9964 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9965 (scale_bbs_frequencies_int): Watch roundoff errors.
9966 * predict.c (return_prediction): Initialize return_stmt.
9968 2005-07-16 Jan Hubicka <jh@suse.cz>
9970 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9971 after RTL profiling.
9973 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9976 * fold-const.c (build_range_check): Convert high/low to etype
9977 if we are only comparing against exp.
9979 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9981 Fix PR tree-optimization/22376
9982 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9984 (need_to_solve): New function.
9985 (compute_points_to_sets): Use it.
9987 2005-07-15 Jan Hubicka <jh@suse.cz>
9989 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9990 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9992 2005-07-15 Richard Guenther <rguenther@suse.de>
9994 * c-common.c (handle_flatten_attribute): New function.
9995 Add flatten function attribute.
9996 * doc/extend.texi: Document flatten function attribute.
9997 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9998 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10000 (cgraph_decide_inlining): Handle functions with flatten
10003 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10005 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10006 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10007 UNSPEC_XCHG, UNSPEC_AND): New.
10008 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10009 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10010 * config/rs6000/sync.md (FETCHOP): New code macro.
10011 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10013 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10014 (sync_compare_and_swap<mode>): Same.
10015 (sync_lock_test_and_set<mode>): Same.
10016 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10017 for QImode and HImode, and not PPC405.
10018 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10019 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10020 (sync_<fetchop>{si,di}_internal): New.
10021 (sync_nand{si,di}_internal): New.
10022 (sync_old_<fetchop>{si,di}_internal): New.
10023 (sync_old_nand{si,di}_internal): New
10024 (sync_new_<fetchop>{si,di}_internal): New.
10025 (sync_new_nand{si,di}_internal): New.
10026 (atomic_and{si,di}): New.
10027 (sync_new_nand{si,di}_internal): New.
10028 (atomic_and{si,di}): New.
10029 (sync_add<mode>_internal): Delete.
10030 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10031 (sync_sub<mode>_internal): Delte.
10032 (sync_subshort_internal): New.
10033 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10034 (sync_anddi_internal): Delete.
10035 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10036 (sync_booldi_internal): Delete.
10037 (sync_boolc<mode>_internal): Delete.
10038 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10039 (sync_boolc<mode>_internal2): Delete.
10040 (sync_boolcc<mode>_internal): Delete.
10041 (isync, lwsync): Use unspec instead of unspec_volatile.
10042 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10043 Revert UNSPEC_VOLATILE.
10044 (rs6000_split_atomic_op): New.
10045 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10047 2005-07-14 Eric Christopher <echristo@redhat.com>
10049 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10050 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10052 2005-07-14 Eric Christopher <echristo@redhat.com>
10054 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10056 2005-07-14 Steven Bosscher <stevenb@suse.de>
10058 PR tree-optimization/22230
10059 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10060 the computation of the four cross productions for "range op range".
10062 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10063 Ulrich Weigand <uweigand@de.ibm.com>
10066 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10069 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10071 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10073 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10075 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10077 2005-07-14 Richard Guenther <rguenther@suse.de>
10079 PR middle-end/22347
10080 * config/i386/i386-protos.h (ix86_function_value): Change
10081 prototype to match new target hook.
10082 * config/i386/i386.c (ix86_value_regno): Change prototype
10083 to take extra type argument.
10084 (TARGET_FUNCTION_VALUE): Define.
10085 (ix86_function_ok_for_sibcall): Pass extra argument to
10086 ix86_value_regno, check return slot rtx for exact match.
10087 (ix86_function_value): Take extra parameter. Dispatch to
10088 ix86_value_regno with fndecl/fntype as provided.
10089 (ix86_value_regno): Handle extra type argument.
10090 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10092 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10093 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10094 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10095 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10096 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10098 2005-07-14 Richard Guenther <rguenther@suse.de>
10100 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10101 * calls.c (expand_call): Pass fntype to hard_function_value.
10102 (emit_library_call_value_1): Likewise.
10103 * explow.c: Include target.h.
10104 (hard_function_value): Take extra argument, the fntype.
10105 Use new target hook for function_value.
10106 * expr.h (hard_function_value): Change prototype.
10107 * function.c (aggregate_value_p): Pass 0 as fntype to
10108 hard_function_value.
10109 (assign_parms): Use new target hook for function_value.
10110 Pass 0 as fntype to hard_function_value.
10111 (expand_function_end): Likewise.
10112 * reg-stack.c: Include target.h.
10113 (stack_result): Use new target hook for function_value.
10114 * target-def.h: New target hook function_value.
10115 * target.h: Likewise.
10116 * targhooks.c (default_function_value): New function.
10117 * targhooks.h (default_function_value): Declare.
10119 2005-07-13 Ian Lance Taylor <ian@airs.com>
10121 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10123 2005-07-14 Jan Hubicka <jh@suse.cz>
10125 * tree-dfa.c (dump_variable): Use default_def function.
10126 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10127 * tree-ssa.c (verify_use): Likewise.
10128 * tree-ssanames.c (release_ssa_name): Likewise.
10129 * tree-tailcall.c (eliminate_tail_call): Likewise.
10130 (tree_optimize_tail_calls_1): Likewise.
10131 * tree-vrp.c (get_value_range): Likewise.
10133 2005-07-14 Ben Elliston <bje@au.ibm.com>
10135 * gcc.c (main): Compare language[0] with '*' when iterating over
10138 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10140 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10141 "s390_emit_compare". Add handling of CCZ1mode.
10142 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10143 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10145 (s390_branch_condition_mask): Add CCZ1mode handling.
10146 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10147 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10148 Use CCZ1mode instead of CCZmode.
10149 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10151 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10153 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10155 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10157 2005-07-13 Eric Christopher <echristo@redhat.com>
10159 * config/mips/mips.c (mips_canonicalize_comparison): New.
10160 (mips_emit_int_relational): Use.
10162 2005-07-13 Eric Christopher <echristo@redhat.com>
10164 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10165 static extra parts.
10166 * config/s390/s390.md: Include tpf.md. Move tpf specific
10168 * config/s390/tpf.md: To here.
10169 * config/s390/s390.opt: Move tpf specific options...
10170 * config/s390/tpf.opt: to here. Add mmain option.
10171 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10172 * config/s390/tpf.h: Rewrite.
10174 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10176 * doc/tm.texi: Remove @xref{Cross-profiling}.
10178 2005-07-13 Jeff Law <law@redhat.com>
10180 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10181 expressions, test their _DECL operands for pointer equality rather
10182 than using operand_equal_p.
10184 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10186 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10187 (TARGET_POSIX_IO): This.
10188 * config/darwin.h: Likewise.
10189 * config/freebsd.h: Likewise.
10190 * config/linux.h: Likewise.
10191 * config/lynx.h: Likewise.
10192 * config/netbsd.h: Likewise.
10193 * config/rs6000/linux64.h: Likewise.
10194 * config/rs6000/linux.h: Likewise.
10195 * config/s390/tpf.h: Likewise.
10196 * config/sh/embed-elf.h: Likewise.
10197 * config/sparc/linux64.h: Likewise.
10198 * config/sparc/linux.h: Likewise.
10199 * config/svr4.h: Likewise.
10200 * gcov-io.h: Likewise.
10202 * doc/tm.texi: Updated.
10204 * libgcov.c (create_file_directory): Defined only if
10205 TARGET_POSIX_IO is defined.
10206 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10209 2005-07-13 Jan Hubicka <jh@suse.cz>
10211 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10213 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10215 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10216 structure as argument.
10218 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10220 PR tree-optimization/21921
10221 * tree-iterator.c (tsi_link_before): Support the case when
10222 tsi_end_p (tsi) == true.
10224 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10226 PR tree-optimization/22442
10227 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10230 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10232 PR rtl-optimization/20376
10233 * toplev.c (process_options): Enable -fweb and -frename-registers when
10235 * doc/invoke.texi: Update the information about when -fweb and
10236 -frename-registers are enabled.
10238 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10241 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10242 if *rhs_p is not a SSA_NAME.
10244 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10246 Fix PR tree-optimization/22422
10247 * tree-ssa-structalias.c (struct variable_info): Add flag for
10249 (get_varinfo): Now a static function.
10250 (new_varinfo): init has_union and is_special_var to false.
10251 (solution_set_add): Check has_union.
10252 (do_da_constraint): Move temporary variable so it gets reset
10254 Also check for special variable.
10255 (do_ds_constraint): Ditto.
10256 (do_sd_constraint): Ditto.
10257 (do_structure_copy): Check for special variable.
10258 (find_func_aliases): Ditto.
10259 (init_base_vars): Set special vars properly.
10261 2005-07-13 Jan Hubicka <jh@suse.cz>
10263 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10266 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10267 (get_expr_operands): Fix thinko wrt flags and subvars.
10269 PR tree-optimize/22379
10270 * tree-inline.c (expand_call_inline): Do not output sorry in early
10273 2005-07-12 Dale Johannesen <dalej@apple.com>
10275 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10277 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10280 * host-linux.h: Include limits.h.
10282 2005-07-12 Dale Johannesen <dalej@apple.com>
10284 * expr.c (compress_float_constant): Add cost check.
10285 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10287 2005-07-12 Dale Johannesen <dalej@apple.com>
10289 * gcc.target/i386/compress-float-sse.c: New.
10290 * gcc.target/i386/compress-float-sse-pic.c: New.
10291 * gcc.target/i386/compress-float-387.c: New.
10292 * gcc.target/i386/compress-float-387-pic.c: New.
10293 * gcc.dg/compress-float-ppc.c: New.
10294 * gcc.dg/compress-float-ppc-pic.c: New.
10296 2005-07-12 Eric Christopher <echristo@redhat.com>
10298 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10299 static extra parts.
10300 * config/s390/s390.md: Include tpf.md. Move tpf specific
10302 * config/s390/tpf.md: To here.
10303 * config/s390/s390.opt: Move tpf specific options...
10304 * config/s390/tpf.opt: to here. Add mmain option.
10305 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10306 * config/s390/tpf.h: Rewrite.
10308 2005-07-12 Eric Christopher <echristo@redhat.com>
10310 * gcc.c (struct infile): Update comment for language.
10311 (main): Rewrite input file resetting code.
10313 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10316 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10317 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10318 (lookup_avail_expr): Use constant_boolean_node instead
10319 of boolean_false_node/boolean_true_node.
10321 2005-07-12 Ben Elliston <bje@au.ibm.com>
10323 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10324 and use it when printing num_edges.
10326 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10328 * doc/extend.texi (Blackfin Built-in Functions): New section.
10329 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10332 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10334 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10335 s/cmpstrsi/cmpstrnsi
10336 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10338 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10339 (init_optabs): Initialize cmpstrn_optab.
10340 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10341 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10342 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10343 * config/i386/i386.md: s/cmpstr/cmpstrn
10344 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10345 * doc/md.texi: Update documentation.
10347 2005-07-11 Richard Henderson <rth@redhat.com>
10349 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10350 build_va_arg_indirect_ref.
10351 (alpha_gimplify_va_arg): Likewise.
10352 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10353 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10354 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10355 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10356 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10357 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10359 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10361 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10363 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10364 * passes.c (init_optimization_passes): Add pass_empty_loop.
10365 * tree-pass.h (pass_empty_loop): Declare.
10366 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10367 try_remove_empty_loop, remove_empty_loops): New functions.
10368 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10369 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10371 2005-07-12 Peter Barada <peter@the-baradas.com>
10373 PR middle-end/16719
10374 PR middle-end/18421
10375 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10376 in address registers.
10377 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10378 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10379 alternative of addsi3_5200.
10381 2005-07-11 Ian Lance Taylor <ian@airs.com>
10383 * config/mips/mips.md (ffs<mode>2): Remove.
10385 2005-07-11 Ian Lance Taylor <ian@airs.com>
10387 * doc/tree-ssa.texi (Cleanups): Improve description of
10389 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10391 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10393 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10394 * tree.h (DECL_ARGUMENT_FLD): New macro.
10396 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10398 Fix PR tree-optimization/22404
10400 * tree-ssa-structalias.c (create_variable_info_for): Use
10403 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10405 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10406 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10407 for second comparison operand.
10408 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10410 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10411 (define_insn_reservation "alu"): Likewise.
10412 (csync, ssync): Now of type sync.
10413 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10414 -mcsync-anomaly -mspecld-anomaly.
10415 * config/bfin/bfin.opt (mcsync): Remove.
10416 (mcsync-anomaly, mspecld-anomaly): Add.
10417 * config/bfin/bfin.c: Include "insn-codes.h".
10418 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10419 (TARGET_DEFAULT_TARGET_FLAGS): New.
10420 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10422 2005-07-11 Steven Bosscher <stevenb@suse.de>
10424 * basic-block.h: Give the BB flags enum a name, bb_flags.
10425 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10426 * cfgcleanup.c (enum bb_flags): Remove here.
10427 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10428 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10429 (update_forwarder_flag): Likewise.
10430 (thread_jump): Likewise.
10431 (try_forward_edges): Likewise.
10432 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10433 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10434 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10436 2005-07-11 Richard Guenther <rguenther@suse.de>
10438 * config/i386/i386.opt: New target option -msseregparm.
10439 * config/i386/i386.c (override_options): Error out for
10440 -msseregparm but no SSE support.
10441 (ix86_function_sseregparm): Check for global sseregparm.
10442 * doc/invoke.texi: Document -msseregparm.
10444 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10446 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10447 (m32rle-*-linux*): Ditto.
10449 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10451 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10452 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10455 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10457 PR middle-end/22239
10459 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10460 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10462 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10464 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10465 (varmap): Heapify varmap.
10466 (constraints): Heapify constraints.
10467 (struct constraint_graph): Heapify succs and preds.
10468 (constraint_vec_find): Update for heapification.
10469 (constraint_set_union): Ditto.
10470 (insert_into_complex): Ditto.
10471 (constraint_edge_vec_find): Ditto.
10472 (erase_graph_self_edge): Ditto.
10473 (add_graph_edge): Ditto.
10474 (get_graph_weights): Ditto.
10475 (merge_graph_nodes): Ditto.
10476 (build_constraint_graph): Ditto.
10477 (topo_visit): Ditto.
10478 (solve_graph): Ditto.
10479 (create_variable_info_for): Ditto.
10480 (init_base_vars): Ditto.
10481 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10482 (condese_varmap_nodes): Free complex vector.
10483 (clear_edges_for_node): Clear succs and preds vector.
10485 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10487 * tree-ssa-structalias.c (update_alias_info): Change counting of
10488 references to not include vdefs.
10490 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10492 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10493 (up_insert): Ditto.
10495 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10497 * pa.c (pa_commutative_p): Make PLUS commutative when
10498 TARGET_NO_SPACE_REGS is true.
10500 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10502 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10503 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10504 * tree-dfa.c (dump_subvars_for): New.
10505 (debug_subvars_for): New.
10506 (dump_variable): Show subvariables if VAR has them.
10507 * tree-flow-inline.h (get_subvar_at): New.
10508 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10509 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10511 (struct subvar): Change fields offset and size to unsigned
10513 (dump_subvars_for): Declare.
10514 (debug_subvars_for): Declare.
10515 (get_subvar_at): Declare.
10516 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10517 to unsigned HOST_WIDE_INT *.
10518 (overlap_subvar): Likewise.
10519 * tree-gimple.c (is_gimple_reg): Always return false for
10520 SFTs and memory tags.
10521 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10522 Update all callers.
10523 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10524 (compute_may_aliases): Call compute_points_to_sets.
10525 (collect_points_to_info_for): Remove.
10526 (compute_points_to_and_addr_escape): Remove.
10527 (delete_alias_info): Call delete_points_to_sets.
10528 (compute_flow_sensitive_aliasing): If the call to
10529 find_what_p_points_to returns false, call set_pt_anything.
10530 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10531 (set_pt_anything): Clear pi->pt_vars.
10532 (set_pt_malloc): Remove.
10533 (merge_pointed_to_info): Remove.
10534 (add_pointed_to_expr): Remove.
10535 (add_pointed_to_var): Remove.
10536 (collect_points_to_info_r): Remove.
10537 (is_escape_site): Make extern.
10539 (create_overlap_variables_for): Call it.
10540 * tree-ssa-copy.c (merge_alias_info): Never merge
10541 flow-sensitive alias information.
10542 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10543 offset and size to be unsigned HOST_WIDE_INT.
10544 (add_to_addressable_set): Rename from note_addressable.
10545 Set TREE_ADDRESSABLE as the variables are added to the set.
10547 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10548 operands into VUSEs when adding V_MAY_DEFs for members in an
10550 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10551 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10552 (struct variable_info): Add bitfield is_heap_var.
10553 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10554 (new_var_info): Initialize is_heap_var.
10555 (get_constraint_for): Add HEAP variables to the symbol table.
10556 Mark them with is_heap_var.
10557 (update_alias_info): New. Taken mostly from the old
10558 compute_points_to_and_addr_escape.
10559 (handle_ptr_arith): New.
10560 (find_func_aliases): Call update_alias_info.
10561 Call handle_ptr_info for tcc_binary expressions.
10562 Call mark_stmt_modified.
10563 (create_variable_info_for): If DECL has subvars, do not create
10564 variables for its subvars. Always add all the fields.
10565 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10566 SFTs, then add all the SFTs of the structure.
10567 If VI->DECL is an aggregate with subvariables, add the SFT at
10569 (find_what_p_points_to): If VI is an artificial variable,
10570 translate to bitfields in SSA_NAME_PTR_INFO.
10571 If the solution is empty, set pi->pt_vars to NULL
10572 (init_base_vars): Create ANYOFFSET.
10573 (compute_points_to_sets): Rename from create_alias_vars.
10575 (pass_build_pta): Remove.
10576 (delete_points_to_sets): Rename from delete_alias_vars.
10577 (pass_del_pta): Remove.
10578 * tree-ssa-structalias.h (struct alias_info): Move from
10580 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10581 NUM_REFERENCES_SET): Likewise.
10582 (compute_points_to_sets, delete_points_to_sets): Declare.
10584 2005-07-09 Richard Henderson <rth@redhat.com>
10586 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10587 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10588 alpha_split_lock_test_and_set_12): New functions.
10589 * config/alpha/alpha-protos.h: Update.
10590 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10591 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10592 * config/alpha/sync.md (I12MODE): New.
10593 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10594 (sync_<fetchop_name><I48MODE>): Likewise.
10595 (sync_nand<I48MODE>): Likewise.
10596 (sync_old_<fetchop_name><I48MODE>): Likewise.
10597 (sync_new_<fetchop_name><I48MODE>): Likewise.
10598 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10599 (sync_compare_and_swap<I48MODE>): Likewise.
10600 (sync_lock_test_and_set<I48MODE>): Likewise.
10601 (sync_compare_and_swap<I12MODE>): New.
10602 (sync_compare_and_swap<I12MODE>_1): New.
10603 (sync_lock_test_and_set<I12MODE>): New.
10604 (sync_lock_test_and_set<I12MODE>_1): New.
10606 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10610 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10612 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10614 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10615 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10617 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10620 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10622 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10624 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10625 memory_operand constraint.
10626 (store_conditional_<mode>): Same.
10627 (sync_compare_and_swap<mode>): Same.
10628 (sync_lock_test_and_set<mode>): Same.
10630 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10632 Rewrite PIC support to more closely model actual instructions.
10633 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10634 (cris_symbol): Remove prototypes for removed functions.
10635 (cris_pic_symbol_type_of, cris_valid_pic_const)
10636 (cris_expand_pic_call_address): Prototypes for new functions.
10637 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10639 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10641 <case ':'>: Add case for new punctuation character.
10642 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10643 emitting (extra) PIC modifier.
10644 <case UNSPEC>: Do not assert for PLT.
10645 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10646 (cris_expand_prologue, cris_expand_epilogue): Check
10647 for pic_offset_table_rtx usage instead of taking
10648 current_function_uses_pic_offset_table as the final word.
10649 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10650 Remove flag_pic difference.
10651 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10652 the moral equivalents of...
10653 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10655 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10656 (cris_handle_option): Mark ARG as unused.
10657 (cris_expand_pic_call_address): New worker function for "call",
10659 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10660 output PIC constructs here.
10661 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10662 as symbol-specific modifers, not whole or part of operands.
10663 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10664 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10665 constants and flag_pic.
10666 (CONSTANT_INDEX_P): Adjust for new functions.
10667 (enum cris_pic_symbol_type): New helper type.
10668 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10669 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10670 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10672 ("movsi"): Emit actual instructions for GOT and relative access.
10673 ("*movsi_got_load"): New pattern to set up the register holding
10675 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10676 Adjust FIXME for 'S'.
10677 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10678 Use "movs" for -fpic cases.
10679 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10680 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10681 ("call", "call_value"): Just call cris_expand_pic_call_address for
10683 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10684 Remove special pattern.
10685 ("*expanded_call_side", "*expanded_call_value_side"): New
10687 (gotplt-to-plt, gotplt-to-plt-side-call)
10688 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10690 * config/cris/cris/predicates.md
10691 ("cris_general_operand_or_gotless_symbol"): Remove unused
10693 ("cris_general_operand_or_symbol"): Adjust for new functions.
10695 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10697 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10699 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10701 * Makefile.in (TREE_H): Add treestruct.def.
10702 (c-decl.o): Add pointer-set.h
10703 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10704 visibility on regular DECL's.
10705 (merge_decls): Fix the copying of decl nodes of various types for
10706 the new structures. Don't update RTL, section name, weak status,
10707 etc, on DECL's without RTL.
10708 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10709 Don't check volatile on non-variable types.
10710 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10711 to check whether we have seen arguments.
10712 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10713 flag is checked before field (flag is common, field is not).
10714 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10715 TS_DECL_COMMON could have an origin.
10716 (add_location_or_const_value_attribute): Don't check section name
10717 on non-var/function decls.
10718 (dwarf2out_var_location): Reverse order of tests.
10719 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10720 with DECL_WRTL_CHECK.
10721 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10722 * fold-const.c (fold_binary): Don't check weakness on
10723 non-var/function decls.
10724 (tree_expr_nonzero_p): Ditto.
10725 (fold_checksum_tree): Use tree_decl_extra as sizeof
10727 * ggc-page.c (extra_order_size_table): Add sizes for
10728 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10730 * gimplify.c (gimplify_bind_expr): Only set
10731 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10732 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10734 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10735 * langhooks.h (init_ts). New langhook.
10736 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10737 * print-tree.c (print_node): Update to only print fields that
10738 exist in the structures the passed decl has.
10739 * toplev.c (wrapup_global_declarations): Don't reset
10740 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10741 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10742 * tree-inline.c (remap_decl): Ditto.
10743 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10744 * tree-pretty-print.c (print_declaration): Don't print
10745 DECL_REGISTER on things that don't contain it.
10746 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10747 non-var/function decls.
10748 * tree.c (tree_contains_struct): New structure.
10749 (init_priority_for_decl): New hashtable.
10750 (tree_int_map): New structure.
10751 (tree_int_map_eq): New function.
10752 (tree_int_map_marked_p): Ditto.
10753 (tree_int_map_hash): Ditto.
10754 (tree_map): Move to tree.h.
10755 (tree_map_eq): Externalize.
10756 (tree_map_hash): Ditto.
10757 (tree_map_marked_p): Ditto.
10758 (init_ttree): Set up tree_contains_struct and call langhook.
10759 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10760 (tree_code_size): Update for new structures.
10761 (tree_node_structure): Update for new structures.
10762 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10764 (copy_node_stat): Copy init priority.
10765 (build_decl_stat): Ditto for visibility.
10766 (ts_enum_names): New.
10767 (tree_contains_struct_check_failed): New function.
10768 (decl_init_priority_lookup): Ditto.
10769 (decl_init_priority_insert): Ditto.
10770 * treestruct.def: New file.
10771 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10772 (CONTAINS_STRUCT_CHECK): Ditto.
10773 (tree_contains_struct_check_failed): New prototype.
10774 (DECL_CHECK): Removed.
10775 (DECL_MINIMAL_CHECK): New.
10776 (DECL_COMMON_CHECK): Ditto.
10777 (DECL_WRTL_CHECK): Ditto.
10778 (DECL_NON_COMMON_CHECK): Ditto.
10779 (DECL_WITH_VIS_CHECK): Ditto.
10780 (VAR_OR_FUNCTION_DECL_P): Ditto
10781 (struct tree_decl_minimal): New structure.
10782 (struct tree_decl_common): Ditto.
10783 (struct tree_decl_with_rtl): Ditto.
10784 (struct tree_decl_with_vis): Ditto.
10785 (struct tree_decl_non_common): Ditto.
10786 (struct tree_field_decl): Ditto.
10787 (struct tree_parm_decl): Ditto.
10788 (struct tree_var_decl): Ditto.
10789 (struct tree_function_decl): Ditto.
10790 (struct tree_const_decl): Ditto.
10791 (struct tree_result_decl): Ditto.
10792 (union tree_node): Add new structures.
10793 * var-tracking.c (track_expr_p): Reverse order of tests.
10795 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10797 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10799 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10800 * system.h: Poison FINALIZE_PIC.
10801 * doc/tm.texi (FINALIZE_PIC): Remove.
10803 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10806 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10807 to the correct type if we have a MODIFY_EXPR.
10809 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10811 PR tree-optimization/22360
10812 * tree.c (upper_bound_in_type): Fix calculations for casting
10813 to a non-wider signed type and casting a signed value to a
10814 wider unsigned type.
10815 (lower_bound_in_type): Fix calculations for casting to a
10816 non-wider signed type.
10818 PR tree-optimization/20139
10819 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10821 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10822 fold_cond_expr_cond.
10823 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10824 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10826 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10829 * tree-complex.c (expand_complex_libcall): Produce
10830 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10832 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10834 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10835 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10836 b" assert and inserted fastpath code for this case.
10837 (bitmap_ior): Removed "a != b" assert.
10839 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10841 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10842 (ENDFILE_SPEC): Likewise.
10843 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10845 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10846 a large stack frame at epilogue.
10848 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10850 * final.c: Include sdbout.h when required.
10852 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10854 * config.gcc (*-*-darwin*): Only one target-specific header file
10855 for generic darwin.
10856 (powerpc-*-darwin*): Add version-specific header files.
10857 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10858 * config.in: Regenerate.
10859 * configure: Regenerate.
10860 * gcc.c: Include xregex.h.
10861 (version_compare_spec_function): New.
10862 (spec_function): Add version-compare.
10863 (replace_outfile_spec_function): Reformat comment.
10864 (compare_version_strings): New.
10865 * config/darwin-c.c (version_as_macro): New.
10866 (builtin_define): New.
10867 (darwin_cpp_builtins): New.
10868 * config/darwin-protos.h (darwin_cpp_builtins): New.
10869 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10870 (LIB_SPEC): Make unconditional, update comment.
10871 (TARGET_C99_FUNCTIONS): Define.
10872 * config/darwin.opt: Sort.
10873 (mmacosx-version-min=): New.
10874 * config/darwin7.h: Delete.
10875 * config/darwin8.h: Delete.
10876 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10877 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10878 (TARGET_C99_FUNCTIONS): Define.
10879 * config/rs6000/darwin7.h: New.
10880 * config/rs6000/darwin8.h: New.
10881 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10882 (-mmacosx-version-min): Document.
10884 2005-07-07 Ian Lance Taylor <ian@airs.com>
10886 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10888 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10890 PR middle-end/22239
10891 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10893 2005-07-07 Khem Raj <kraj@mvista.com>
10895 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10896 in bytes, not words.
10898 2005-07-07 Paul Brook <paul@codesourcery.com>
10900 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10901 DEFAULT_FUNCTION_ARG_PADDING to upward.
10903 2005-07-07 Richard Henderson <rth@redhat.com>
10905 * function.c (locate_and_pad_parm): Record parameter alignment in
10906 stack_alignment_needed.
10908 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10910 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10911 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10912 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10913 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10914 (define_attr "type"): Add isync, sync, load_l, store_c.
10915 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10916 Create scratch volatile MEM.
10917 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10919 (load_locked_<mode>): New.
10920 (store_conditional_<mode>): New.
10921 (sync_compare_and_swap<mode>): Replace with splitter.
10922 (sync_lock_test_and_set<mode>): Replace with splitter.
10923 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10925 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10926 is ics. Attribute isync.
10927 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10929 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10930 and UNSPECV_SYNC_OP.
10931 (emit_unlikely_jump): New.
10932 (emit_load_locked): New.
10933 (emit_store_conditional): New.
10934 (rs6000_split_compare_and_swap): New.
10935 (rs6000_split_lock_test_and_set): New.
10936 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10937 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10938 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10939 rs6000_split_lock_test_and_set): Declare.
10940 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10941 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10942 store_c, isync, sync.
10944 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10946 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10947 filenames to gtyp-gen.h.
10948 (s-typ-gen): Use it in place of for loops.
10950 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10952 * hooks.c (hook_bool_rtx_int_false): New function.
10953 * hooks.h (hook_bool_rtx_int_false): Declare.
10954 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10955 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10956 * target.h (struct gcc_target): Add commutative_p member.
10957 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10958 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10959 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10960 (pa_commutative_p): New function.
10961 * jump.c (target.h): Include.
10962 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10963 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10965 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10967 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10968 (s390_expand_setmem): New.
10969 * config/s390/s390.c: Likewise.
10970 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10972 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10973 general_operand. Call new function "s390_expand_setmem".
10974 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10975 ("setmem_long", "*setmem_long"): ... this.
10977 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10979 * config/s390/s390.c: (optimization_options): Enable
10980 TARGET_MVCLE at -Os.
10981 * doc/invoke.texi: Document changes in default behaviour.
10982 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10984 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10986 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10987 defined by back-end.
10989 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10991 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10992 all sets in the pattern.
10993 * config/rs6000/rs6000.md (stack_protect_testsi,
10994 stack_protect_testdi): Likewise.
10996 2005-07-06 Jeff Law <law@redhat.com>
10998 * tree-vrp.c (simplify_using_ranges): Kill.
10999 (vrp_finalize): Remove call to simplify_using_ranges.
11000 (simplify_stmt_using_ranges): New function extracted from
11001 simplify_using_ranges.
11002 (simplify_div_or_mod_using_ranges): Likewise.
11003 (simplify_abs_using_ranges): Likewise.
11004 (simplify_cond_using_ranges): New function.
11005 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11006 * tree-ssa-propagate.c (substitute_and_fold): Call
11007 simplify_stmt_using_ranges if we have range information.
11009 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11011 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11012 ia64_flag_schedule_isns2.
11014 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11015 reading/writing general registers.
11016 (ia64_function_arg): Revert 2005-06-18 change.
11018 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11020 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11021 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11023 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11025 * function.c (expand_function_end): Revert part of 2005-06-27
11026 patch. Do sjlj_emit_function_exit_after after return_label.
11028 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11030 * doc/install.texi (--disable-libssp): New.
11032 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11034 * doc/invoke.texi: Update -fforce-mem documentation.
11035 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11036 code for -fforce-mem.
11037 * expmed.c: (store_bit_field,store_fixed_bit_field,
11038 extract_bit_field): Ditto.
11039 * expr.c: (convert_move): Ditto.
11040 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11041 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11042 emit_conditional_add,expand_float,expand_fix): Ditto.
11043 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11044 (common_handle_option): Issue warning when -fforce-mem specified.
11046 2005-07-06 Paul Brook <paul@codesourcery.com>
11048 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11050 * configure: Regenerate.
11052 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11054 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11056 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11058 Fix PR tree-optimization/22319
11059 Fix PR tree-optimization/22140
11060 Fix PR tree-optimization/22310
11062 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11063 variable sized types.
11064 Use correct type for intermediate structure on *a = *b structure
11067 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11069 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11071 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11072 (machine_function): Move typedef to...
11073 * config/rs6000/rs6000.c (machine_function): ... here. Add
11074 varargs_save_offset field.
11075 (rs6000_stack_t): Remove varargs_size field.
11076 (setup_incoming_varargs): Allocate varargs save area using
11077 assign_stack_local, try to make it as small as possible.
11078 Save offset from virtual_stack_vars_rtx to the save area
11079 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11080 instead of magic 8 when fp word byte size is used.
11081 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11082 instead of -RS6000_VARARGS_SIZE.
11083 (rs6000_stack_info, debug_stack_info,
11084 rs6000_initial_elimination_offset): Remove all traces of
11086 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11087 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11088 RS6000_VARARGS_AREA.
11090 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11092 PR tree-optimization/21963
11093 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11094 constant_multiple_of in the same way get_computation_cost_at does.
11096 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11098 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11099 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11100 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11101 and return its previous value.
11102 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11103 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11105 (stack_protect_set, stack_protect_test): New expanders.
11106 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11107 stack_protect_testdi): New insns.
11108 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11109 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11111 2005-07-06 Jeff Law <law@redhat.com>
11113 * tree-ssa-dce.c (cfg_altered): New global.
11114 (tree_dce_init): Initialize cfg_altered.
11115 (remove_dead_stmt): If we remove an edge in the CFG, then set
11117 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11120 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11122 * Makefile.in (stamp-collect-ld): Use
11123 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11124 ./collect-ld if it already exists.
11125 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11126 Don't remove ./nm if it already exists.
11128 2005-07-05 Devang Patel <dpatel@apple.com>
11130 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11131 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11132 * tree-vectorizer.c (vect_loop_location): New.
11133 (vect_print_dump_info): Use vect_loop_location.
11134 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11135 (vectorize_loops): Set vect_loop_location.
11136 * tree-vect-analyze.c (vect_analyze_offset_expr,
11137 vect_determin_vectorization_factor, vect_analyze_operations,
11138 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11139 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11140 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11141 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11142 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11143 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11144 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11145 vect_analyze_loop): Adjust vect_print_dump_info API.
11146 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11147 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11148 vect_finish_stmt_generation, vectorizable_assignment,
11149 vectorizable_operation, vectorizable_store, vectorizable_load,
11150 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11151 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11152 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11153 vect_transform_loop): Same.
11154 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11155 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11158 2005-07-05 Randolph Chung <tausq@debian.org>
11160 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11161 * configure: Regenerate.
11162 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11163 (pa_tls_referenced_p): Declare.
11164 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11165 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11166 (legitimize_tls_address): New.
11167 (hppa_legitimize_address): Handle TLS addresses.
11168 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11169 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11170 (emit_move_sequence): Handle TLS addresses.
11171 (pa_encode_section_info): Call default handler to handle common
11173 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11174 (CONSTANT_ADDRESS_P): Reject TLS operands.
11175 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11176 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11177 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11178 (UNSPEC_TLSLE): Define new constants.
11179 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11180 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11181 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11182 (tie_symbolic_operand, tle_symbolic_operand): New
11184 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11186 * aclocal.m4: Update macros for autoconf 2.59 style.
11187 * configure.ac: Likewise.
11189 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11191 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11192 (function_arg): Pass small aggregates in general registers on 32-bit
11194 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11196 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11198 * Makefile.in (final.o): Fix dependencies.
11200 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11204 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11205 * langhooks.c (lhd_expr_to_decl): New.
11206 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11208 (LANG_HOOKS_INITIALIZER): Update.
11209 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11210 expr_to_decl langhook.
11211 * c-tree.h (c_expr_to_decl): Declare.
11212 * c-typeck.c (c_expr_to_decl): New.
11213 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11215 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11217 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11220 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11221 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11223 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11225 * Makefile.in: Adjust dependencies.
11226 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11227 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11228 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11229 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11230 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11231 rest_of_compilation.
11233 * bb-reorder.c (gate_duplicate_computed_gotos,
11234 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11235 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11236 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11237 pass_partition_blocks): New.
11238 * bt-load.c (gate_handle_branch_target_load_optimize,
11239 rest_of_handle_branch_target_load_optimize,
11240 pass_branch_target_load_optimize): New.
11241 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11243 * cfglayout.c (pass_insn_locators_initialize): New.
11244 * cfgrtl.c (pass_free_cfg): New.
11245 * combine.c (gate_handle_combine, rest_of_handle_combine,
11246 pass_combine): New.
11247 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11248 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11249 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11250 * except.c (pass_set_nothrow_function_flags,
11251 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11253 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11254 rest_of_handle_shorten_branches, pass_shorten_branches,
11255 rest_of_clean_state, pass_clean_state): New.
11256 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11257 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11258 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11260 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11261 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11262 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11263 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11265 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11266 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11267 pass_rtl_ifcvt, gate_handle_if_after_combine,
11268 rest_of_handle_if_after_combine, pass_if_after_combine,
11269 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11270 pass_if_after_reload): New.
11271 * integrate.c (pass_initial_value_sets): New.
11272 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11273 pass_purge_lineno_notes): New.
11274 * mode-switching.c (rest_of_handle_mode_switching,
11275 pass_mode_switching): New.
11276 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11277 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11279 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11280 pass_loop_optimize): New.
11281 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11283 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11285 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11286 pass_postreload_cse): New.
11287 * profile.c (gate_handle_profiling, pass_profiling,
11288 rest_of_handle_branch_prob, pass_branch_prob): New.
11289 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11290 pass_split_before_regstack, gate_handle_split_before_regstack,
11291 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11292 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11293 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11294 pass_stack_regs): New.
11295 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11296 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11297 pass_stack_adjustments): New.
11298 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11299 pass_regrename): New.
11300 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11301 pass_delay_slots, gate_handle_machine_reorg,
11302 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11303 * rtl.h (extern void purge_line_number_notes): New.
11304 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11305 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11307 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11309 * value-prof.c (gate_handle_value_profile_transformations,
11310 rest_of_handle_value_profile_transformations,
11311 pass_value_profile_transformations): New.
11312 * var-tracking.c (gate_handle_var_tracking,
11313 pass_variable_tracking): New.
11314 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11316 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11317 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11318 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11319 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11320 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11321 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11322 rest_of_handle_gcse2, rest_of_handle_regmove,
11323 rest_of_handle_tracer, rest_of_handle_if_conversion,
11324 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11325 rest_of_handle_web, rest_of_handle_branch_prob,
11326 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11327 rest_of_handle_jump_bypass, rest_of_handle_combine,
11328 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11329 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11330 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11331 rest_of_handle_mode_switching, rest_of_handle_jump,
11332 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11333 rest_of_handle_flow2, rest_of_handle_jump2,
11334 rest_of_handle_peephole2, rest_of_handle_postreload,
11335 rest_of_handle_shorten_branches, rest_of_clean_state,
11336 rest_of_compilation): Remove.
11338 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11339 * passes.c (dump_flags, in_gimple_form, all_passes,
11340 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11341 register_dump_files, next_pass_1, last_verified, execute_todo,
11342 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11343 from tree-optimize.c.
11344 (init_optimization_passes): Moved from tree-optimize.c,
11345 adding the RTL optimizations.
11346 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11347 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11348 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11349 register_dump_files, next_pass_1, last_verified, execute_todo,
11350 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11351 init_tree_optimization_passes, ipa_passes): Delete.
11352 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11354 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11355 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11357 (ipa_passes): Remove.
11358 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11359 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11360 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11361 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11362 (dump_info_p, dump_flag): Moved to tree-dump.h.
11364 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11366 * passes.c (finish_optimization_passes): Use dump_begin
11367 and dump_end, TDI_end.
11368 (gate_rest_of_compilation): New.
11369 (pass_rest_of_compilation): Use it.
11370 (gate_postreload, pass_postreload): New.
11371 * toplev.c (general_init): Rename init_tree_optimization_passes.
11372 * toplev.h (init_tree_optimization_passes): Rename to
11373 init_optimizations_passes.
11374 * tree-dump.c (dump_flag): Make static.
11375 (dump_files): Remove RTL dumps.
11376 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11377 pass_cleanup_cfg, pass_free_cfg_annotations,
11378 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11379 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11380 * tree-pretty-print.c: Include tree-pass.h.
11381 * cgraph.c: Include tree-dump.h.
11383 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11385 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11386 Only fall back to saying it points to readonly memory if
11387 we can't do better.
11389 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11391 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11392 * config/m32r/m32r.c (m32r_compute_frame_size,
11393 m32r_expand_prologue): Take current_function_profile into
11394 account whenever we reference
11395 current_function_uses_pic_offset_table.
11396 (m32r_finalize_pic): Remove.
11397 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11399 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11401 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11402 instead of $<. Don't remove ./as if it already exists.
11404 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11407 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11408 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11409 for complex modes when generating code for PA 1.0.
11410 (VALID_FP_MODE_P): New macro.
11411 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11412 sets for all general and floating point modes. Align wide floating
11413 point modes to even register boundaries to comply with architectural
11415 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11416 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11417 (VALID_FP_MODE_P): New macro.
11418 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11419 sets for all general and floating point modes. Align wide floating
11420 point modes to even register boundaries to comply with architectural
11423 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11425 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11428 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11430 * tree-ssa-structalias.c: Don't include expr.h.
11432 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11434 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11437 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11439 Fix PR tree-optimization/22279
11441 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11444 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11446 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11448 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11450 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11451 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11452 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11453 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11454 config/stormy16/stormy16.c, config/v850/v850.c,
11455 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11456 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11457 Avoid "." or "\n" at end of diagnostics and capital letters at
11458 start of diagnostics.
11459 * combine.c, cse.c: Don't translate dump file output.
11460 * toplev.c (print_version): Only translate output if going to
11463 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11465 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11466 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11469 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11471 * pa.c (fix_range): Fix typo in comment.
11473 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11475 * tree-vrp.c (extract_range_from_assert): Replace
11476 fold (build (...)) with fold_build2.
11478 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11480 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11481 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11482 (format_types_orig, handle_format_attribute): Add support for
11485 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11487 * varasm.c (assemble_variable): Fix format specifier thinko.
11489 2005-07-03 Ira Rosen <irar@il.ibm.com>
11491 PR tree-optimization/22029 (and 22135)
11492 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11493 a phi node before calling dump_vops.
11495 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11497 * tree-dump.h (dump_string_field): Declare.
11498 * tree-dump.c: Use it instead of dump_string.
11499 (dump_string_field): Make non-static.
11501 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11503 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11504 up the minimal CFG stuff always when optimize > 0. Call
11505 split_all_insns_noflow in PIC case if needed.
11507 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11508 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11511 * c-decl.c (c_write_global_declarations): Dump contents of
11513 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11514 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11515 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11516 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11519 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11521 * c-common.h (GCC_DIAG_STYLE): Define.
11522 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11523 version for format checking to 4.1.
11524 * c-format.c: Include toplev.h after c-common.h.
11525 (enum format_type): Add gcc_tdiag_format_type.
11526 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11527 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11528 (format_types_orig): Add gcc_tdiag.
11529 (init_dynamic_diag_info): Support gcc_tdiag formats.
11530 (handle_format_attribute): Likewise.
11531 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11532 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11533 version for format checking to 4.1.
11534 (warning0, warning, error, pedwarn, sorry): Use
11535 ATTRIBUTE_GCC_DIAG.
11536 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11537 (finish_aliases_1): Do not use %qE.
11538 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11539 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11540 Correct format bugs.
11541 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11542 parameter to unsigned HOST_WIDE_INT.
11543 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11545 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11547 PR middle-end/21742
11548 * expr.c (write_complex_part): Use adjust_address for MEM.
11549 (read_complex_part): Same.
11551 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11553 Fix PR tree-optimization/22280
11555 * tree-sra.c (generate_element_init): Remove useless loop.
11557 2005-07-02 Richard Henderson <rth@redhat.com>
11559 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11561 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11563 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11565 PR middle-end/14490
11566 * fold-const.c (fold_binary): Handle the return value of
11567 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11568 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11570 2005-07-02 Jeff Law <law@redhat.com>
11572 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11573 a eliminate type conversion which feeds an equality comparison
11574 if the original type or either operand in the comparison is a
11577 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11579 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11580 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11582 * config/avr/avr.c: Do not use '`' as left quote.
11583 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11584 Remove "." from end of diagnostics. Make diagnostics start with
11587 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11588 Joseph S. Myers <joseph@codesourcery.com>
11590 * toplev.c (default_tree_printer): Handle setting location with
11592 * c-objc.common.c (c_tree_printer): Likewise.
11593 * c-format.c (gcc_diag_flag_specs): Add '+'.
11594 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11595 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11597 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11598 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11599 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11600 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11601 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11602 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11603 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11604 format arguments where %J is used without %D.
11606 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11608 * gcc.c (LINK_SSP_SPEC): Define.
11609 (link_ssp_spec): New variable.
11610 (LINK_COMMAND_SPEC): Add %(link_ssp).
11611 (static_specs): Add link_ssp_spec.
11612 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11613 * configure: Rebuilt.
11614 * config.in: Rebuilt.
11616 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11617 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11618 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11619 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11620 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11621 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11622 -0x7008(2) instead of reading __stack_chk_guard variable.
11623 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11625 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11626 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11627 if TARGET_THREAD_SSP_OFFSET is defined.
11628 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11629 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11632 2005-06-27 Richard Henderson <rth@redhat.com>
11633 * libgcc-std.ver (GCC_4.1.0): New.
11634 * libgcc.h (__stack_chk_guard): Declare.
11635 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11636 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11637 * mklibgcc.in (lib2funcs): Add them.
11639 2005-07-01 Richard Henderson <rth@redhat.com>
11641 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11642 void * before struct sigcontext *.
11643 (x86_fallback_frame_state): Likewise.
11645 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11647 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11649 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11652 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11653 we check for SSA_NAME for.
11655 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11657 Fix PR tree-optimization/22071
11659 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11661 (get_constraint_for_component_ref): Use it.
11663 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11666 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11667 print out the last new line.
11669 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11671 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11672 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11673 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11674 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11675 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11676 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11677 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11678 (enum reg_class): New member CC0_REGS.
11679 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11680 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11681 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11682 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11683 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11684 Adjust for register now described.
11686 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11689 * config/i386/i386.md (stack_protect_test_si,
11690 stack_protect_test_di): Add earlyclobber for scratch 3.
11691 * config/rs6000/rs6000.md (stack_protect_testsi,
11692 stack_protect_testdi): Add earlyclobber for scratch 3,
11693 remove earlyclobber from scratch 4.
11695 Older entries for 2005 can be found in ChangeLog-2005.