1 2005-12-14 Richard Sandiford <richard@codesourcery.com>
3 * gcc/config/arm/arm.md: Provide a big-endian version of the
4 (zero_extend:SI (subreg:QI ...)) splitter.
6 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
8 * struct-equiv.c (note_local_live): Handle hard regs with different
11 2005-12-14 Jeff Law <law@redhat.com>
13 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
14 to a structure containing state rather than a pointer to bool.
15 (case ARRAY_REF): New code to handle folding some array references.
16 (case ADDR_EXPR): Note when we are processing expressions found
18 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
19 for state variables rather than just a pointer to a boolean.
20 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
21 handling of constant string references.
23 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
25 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
26 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
27 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
28 Move other tst* patterns to retain partial order.
30 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
32 * config/s390/s390.md ("d0", "1"): New mode attributes.
33 ("<shift>di3", "<shift>si3"): Merge.
34 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
35 ("ashrdi3", "ashrsi3"): Merge.
36 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
37 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
38 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
39 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
40 ("*ashrdi3", "*ashrsi3"): Merge.
41 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
43 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
45 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
46 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
47 ("*extendqidi2", "*extendqisi2") Merge.
48 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
49 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
50 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
51 Move some patterns to retain partial ordering.
53 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
55 * config/s390/s390.md ("atype", "length"): Rewrite.
56 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
58 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
60 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
62 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
64 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
65 PARALLELs with a mode.
67 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
69 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
72 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
74 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
76 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
80 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
83 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
85 2005-12-14 Jakub Jelinek <jakub@redhat.com>
89 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
90 DECL_P, call get_section rather than get_named_section. Supply
93 2005-12-14 Ben Elliston <bje@au.ibm.com>
95 * c-common.c (c_common_truthvalue_conversion): Generalise warning
96 for addresses converted to booleans; not just function addresses.
97 * c-typeck.c (build_binary_op): Warn for address comparisons which
98 can never be NULL (eg. func == NULL or &var == NULL).
99 * common.opt (Walways-true): New option.
100 * c-opts.c (c_common_handle_option): Set it with -Wall.
101 * doc/invoke.texi: Document it.
103 2005-12-13 Paul Brook <paul@codesourcery.com>
105 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
106 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
108 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
110 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
111 (EXTRA_MULTILIB_PARTS): Define.
113 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
115 PR rtl-optimization/20070 / part1
116 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
117 count_or_remove_death_notes with kill == -1.
118 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
119 registers if PROP_POST_REGSTACK is set.
120 (mark_used_reg): Likewise.
121 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
122 REG_UNUSED notes for stack regs.
123 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
124 to match rtx_equiv_p machinery. Change caller.
125 (outgoing_edges_match): Likewise.
126 (try_crossjump_to_edge): Use struct_equiv_block_eq
127 instead of flow_find_cross_jump.
128 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
129 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
130 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
131 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
132 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
133 (insns_match_p): Update prototype.
134 (flow_find_cross_jump): Remove prototype.
135 (struct_equiv_block_eq, struct_equiv_init): Declare.
136 (rtx_equiv_p, condjump_equiv_p): Likewise.
137 * struct-equiv.c: Include reload.h.
138 (IMPOSSIBLE_MOVE_FACTOR): Define.
139 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
140 (struct_equiv_improve_checkpoint): Likewise.
141 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
142 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
143 (struct_equiv_merge, find_dying_input): Likewise.
144 (resolve_input_conflict, note_local_live): Likewise.
145 (death_notes_match_p): Change parameters and processing
146 to match rtx_equiv_p machinery. Change caller.
147 (insns_match_p): Likewise.
148 (flow_find_cross_jump): Replace with:
149 (struct_equiv_block_eq).
151 Back out this change:
152 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
153 * recog.c (verify_changes): Make it static.
154 * recog.h: Remove the corresponding prototype.
156 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
158 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
161 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
163 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
164 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
165 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
166 TARGET_MS1_64_001 appropriately.
167 (ms1_machine_reorg): Use TARGET_MS2.
169 2005-12-13 Jakub Jelinek <jakub@redhat.com>
173 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
174 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
175 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
176 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
177 Set mode to SI, adjust constraints.
178 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
179 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
182 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
184 * c-cppbuiltin.c (builtin_define_float_constants): Add
185 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
186 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
187 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
188 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
189 to "((double)%sL)" otherwise "%s".
191 2005-12-13 Paul Brook <paul@codesourcery.com>
193 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
196 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
198 * tree-flow.h: Allow compilation with a C++ compiler.
199 (struct edge_prediction): Prefix all field names with "ep_".
200 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
201 (tree_predict_edge, combine_predictions_for_bb): Likewise.
202 (remove_predictions_associated_with_edge): Likewise.
204 2005-12-12 Jeff Law <law@redhat.com>
206 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
208 * passes.c (init_optimization_passes): Run reassociation again
209 after loop optimizations.
211 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
213 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
215 (optimize_stmt): Ditto.
216 (canonicalize_comparison): New function.
217 * tree-ssa-operands.c (swap_tree_operands): Make external.
218 (get_expr_operands): Stop auto-canonicalization.
219 * tree-ssa-reassoc.c: Rewrite.
220 (init_optimization_passes):
221 * tree-flow.h (swap_tree_operands): Prototype.
222 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
224 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
226 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
227 indicate function epilogue has been output.
228 (pa_asm_output_mi_thunk): Likewise.
229 (output_deferred_plabels): Put plabels in readonly data section when
230 not generating PIC code.
231 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
232 information. Add assert.
233 (som_output_comdat_data_section_asm_op): New function.
234 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
235 instead of output_section_asm_op for COMDAT sections.
237 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
239 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
240 Fix whitespace in vincinity of to-be-installed changes.
241 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
242 (insns_match_p): Likewise.
244 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
246 * config.gcc (ms1): Replace with ...
248 * config/ms1: Rename to ...
249 * config/mt: ... here. Rename ms1 files to mt.
250 * config/mt/mt.c: Adjust gt-mt.h #include.
251 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
252 (crti.o, crtn.o): Adjust file names.
254 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
256 * varray.h: Allow compilation with a C++ compiler.
257 (union varray_data_tag): Prefix all field names with "vdt_".
258 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
259 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
260 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
261 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
262 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
263 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
264 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
265 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
266 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
267 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
268 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
269 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
270 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
271 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
272 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
273 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
274 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
275 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
276 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
277 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
278 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
279 VARRAY_TOP_TREE_PTR): Likewise.
280 * varray.c (varray_grow): Likewise.
281 (varray_clear): Likewise.
283 2005-12-12 Alan Modra <amodra@bigpond.net.au>
286 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
287 alignment to doubleword if the first field is a double array.
288 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
290 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
292 * tree-ssa-structalias.c (process_constraint): Remove code to
293 transform addressofs into scalar.
294 (create_variable_info_for): In whole-program IPA, globals don't
295 point to ANYTHING by default.
297 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
299 * timevar.def (TV_IPA_PTA): New.
300 * tree-pass.h (pass_ipa_pta): New
301 * tree-ssa-structalias.c: Include cgraph.h
303 (predbitmap_obstack): New.
304 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
305 (struct constraint_stats): Add num_edges.
306 (new_var_info): Don't call bitmap_clear.
307 (struct constraint_edge): Update docs.
308 (new_constraint_edge): Remove src param.
309 (struct constraint_graph): Add zero_weight_succs,
310 zero_weight_preds. Update docs.
311 (constraint_expr_equal): Reformat.
312 (constraint_edge_equal): Update for removal of src.
313 (constraint_edge_less): Ditto.
314 (constraint_edge_vec_find): Ditto.
315 (erase_graph_self_edge): Update for removal of src and and zero
317 (clear_edges_for_node): Ditto.
318 (add_graph_edge): Ditto.
319 (get_graph_weights): Ditto.
320 (allocate_graph_weights): Ditto.
321 (merge_graph_nodes): Ditto.
322 (int_add_graph_edge): Ditto.
323 (valid_graph_edge): Ditto.
324 (valid_weighted_graph_edge): Ditto.
325 (build_constraint_graph): Ditto.
327 (collapse_nodes): Ditto.
328 (process_unification_queue): Ditto.
330 (solve_graph): Ditto.
331 (do_structure_copy): Ditto.
332 (perform_var_substitution): Ditto.
333 Init and release obstack.
334 (handle_ptr_arith): Try to resolve directly.
335 (find_func_aliases): Don't call update_alias_info here
336 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
337 (do_sd_constraint): Add code for propagating faster.
339 (do_ds_constraint): Ditto.
340 (count_num_arguments): New function.
341 (create_function_info_for): Ditto.
342 (create_variable_info_for): Handle FUNCTION_DECL.
343 (intra_create_variable_infos): Use make_constraint_to_anything.
344 (init_alias_vars): Init obstacks here.
345 (need_to_solve): Handle zero weight graph changes.
346 (compute_points_to_sets): Call update_alias_info here.
347 (delete_points_to_sets): Free zero weight preds/succs here.
349 (ipa_pta_execute): New
351 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
353 * tree-ssa-structalias.c (var_anyoffset): Removed.
354 (anyoffset_tree): Ditto.
355 (anyoffset_id): Ditto.
356 (do_deref): Take vector of constraints, no return value.
357 Update to work on vector.
358 (get_constraint_for): Ditto.
359 (get_constraint_for_component_ref): Ditto.
360 (do_structure_copy): Ditto.
361 (handle_ptr_arith): Ditto.
362 (find_func_aliases): Ditto.
363 (set_uids_in_ptset): Remove anyoffset handling.
364 (init_base_vars): Ditto.
366 2005-12-10 Mark Mitchell <mark@codesourcery.com>
369 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
370 DECL_EXTERNAL functions have no bodies. Tidy.
372 2005-12-10 Andreas Schwab <schwab@suse.de>
374 * except.c (switch_to_exception_section): Only define if
375 TARGET_UNWIND_INFO is not defined.
377 2005-12-10 Richard Sandiford <richard@codesourcery.com>
379 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
380 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
382 2005-12-10 Richard Sandiford <richard@codesourcery.com>
384 * output.h (init_section, fini_section): Delete.
385 * varasm.c (init_section, fini_section): Delete.
386 (init_varasm_once): Don't initialize them.
387 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
388 there are no corresponding varasm.c variables.
390 2005-12-10 Richard Sandiford <richard@codesourcery.com>
392 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
393 of EH_FRAME_SECTION_NAME into...
394 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
396 * except.c (default_exception_section): Delete, moving most
398 (switch_to_exception_section): ...this new function. Set
399 exception_section if it is still null, then switch to it.
400 (output_function_exception_table): Use switch_to_exception_section.
401 * varasm.c (exception_section, eh_frame_section): Update comments.
402 (get_section): Hoist use of SECTION_NAMED.
403 (init_varasm_once): Don't set exception_section and eh_frame_section.
404 * output.h (default_exception_section): Delete.
405 (default_eh_frame_section): Delete.
407 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
409 * config/bfin/bfin.c: Include "cgraph.h".
410 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
411 Return the reg that holds the pointer to the GOT.
412 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
413 doing stack checking.
415 2005-12-09 Diego Novillo <dnovillo@redhat.com>
417 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
418 recompute_tree_invarant_for_addr_expr.
419 Update uses everywhere.
421 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
423 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
424 (MULTILIB_DIRNAMES): Define.
426 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
429 * config/s390/s390.c (struct s390_address): New field literal_pool.
430 (s390_decompose_address): Compute literal_pool field. Do not
431 assume register %r13 is always (and solely) used as pool base.
432 (s390_extra_constraint_str): Use literal_pool field.
434 2005-12-09 Thiemo Seufer <ths@networkno.de>
436 * config/mips/mips.c (override_options): Don't allow too small
437 integers in FP registers.
439 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
441 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
442 targetm.binds_local_p to check for local function calls.
444 2005-12-09 Alan Modra <amodra@bigpond.net.au>
447 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
448 call_used_regs can't be used to save reg in another reg.
450 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
451 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
453 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
455 * except.c (output_ttype): Likewise.
456 * tree-object-size.c (collect_object_sizes_for): Likewise.
457 (check_for_plus_in_loops_1): Likewise.
458 (check_for_plus_in_loops): Likewise.
459 (compute_object_sizes): Use gcc_unreachable instead of abort.
461 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
463 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
464 (loop_end, loop_init, doloop_end): New insns.
465 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
466 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
467 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
468 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
469 * config/ms1/ms1.c: #include basic-block.h
470 (struct machine_function): Add has_loops field.
472 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
473 (struct loop_info, struct loop_work): New.
474 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
475 (ms1_reorg_loops): New loop optimization.
476 (ms1_machine_reorg): Call it.
477 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
479 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
481 PR tree-optimization/25248
482 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
483 evolution_of_loop from the failed attempt. Remove handling
486 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
488 * tree.h (DECL_EXTERNAL): Clarify documentation.
490 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
491 Jakub Jelinek <jakub@redhat.com>
494 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
495 argument. Don't drop outer ANDs.
496 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
497 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
499 * config/s390/predicates.md (setmem_operand): Remove.
500 (shift_count_operand): Rename to...
501 (shift_count_or_setmem_operand): ... this. Adjust
502 s390_decompose_shift_count caller.
503 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
504 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
505 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
506 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
507 rotl<mode>3_and, setmem_long_and): New insns.
508 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
509 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
510 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
511 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
512 of shift_count_operand.
513 (setmem_long): Use shift_count_or_setmem_operand instead of
516 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
517 Andreas Tobler <a.tobler@schweiz.ch>
519 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
522 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
524 * expr.c (force_operand): Use convert_to_mode for conversions.
526 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
528 * reload.h (reg_equiv_invariant): Declare.
529 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
530 register also when reg_equiv_invariant[R] is set.
532 2005-12-07 Richard Sandiford <richard@codesourcery.com>
533 Andreas Tobler <a.tobler@schweiz.ch>
535 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
537 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
539 * tree-ssa-pre.c (bitmap_set_and): New function.
540 (bitmap_set_and_compl): New function.
541 (bitmap_set_empty_p): New function.
542 (insert_extra_phis): New function.
543 (compute_avail): Use insert_extra_phis.
545 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
547 * config/s390/s390.c (s390_expand_atomic): New function.
548 Adjust comment of helper functions.
549 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
550 * config/s390/s390.md ("ATOMIC"): New code macro.
551 ("atomic"): Corresponding new code attribute.
552 ("sync_lock_test_and_set[hq]i",
553 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
555 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
557 * config/s390/s390.c (s390_expand_mask_and_shift,
558 struct alignment_context, init_alignment_context,
559 s390_expand_cs_hqi): New.
560 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
561 * config/s390/s390.md ("sync_compare_and_swaphi",
562 "sync_compare_and_swapqi"): New pattern.
564 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
566 Fix PR tree-optimization/25291
567 * tree-ssa-operands.c (add_call_clobber_ops): Remove
568 redundant and crashing check.
570 2005-12-08 Alan Modra <amodra@bigpond.net.au>
573 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
574 tests further when !strict && reload_in_progress.
575 (print_operand): Check that both operands of indexed address are regs.
576 (print_operand_address): Likewise.
577 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
578 (INT_REG_OK_FOR_BASE_P): Correct.
580 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
582 Preparation for PR rtl-optimization/20070 / part1
583 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
584 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
585 outgoing_edges_match.
586 (outgoing_edges_match): Use condjump_equiv_p.
587 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
589 * struct-equiv.c: New file.
590 (death_notes_match_p) New function, broken out of insns_match_p.
591 * Makefile.in (OBJS-common): Add struct-equiv.o.
592 (struct-equiv.o): New target.
594 2005-12-07 Richard Sandiford <richard@codesourcery.com>
596 * coretypes.h: Revert previous change.
597 * config/darwin.h: Revert previous reversion.
598 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
600 2005-12-07 Richard Sandiford <richard@codesourcery.com>
602 * coretypes.h (section): Provide dummy definition for target files.
603 * config/darwin.h: Revert previous change.
605 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
607 * doc/sourcebuild.texi (all.build, install-normal): Remove.
608 * configure.ac: Remove all.build and install-normal from target_list
609 * configure: Regenerate.
610 * Makefile.in (install): Don't depend on install-normal.
612 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
614 * Makefile.in: Document the use of stamps.
616 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
618 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
619 * Makefile.in: Add code to compute some dependencies on s-gtype
620 automatically. Remove the declaration of those dependencies.
622 2005-12-07 Richard Sandiford <richard@codesourcery.com>
624 * gcc/reload.c (push_secondary_reload): Fix typo:
625 s/insn_constraint/scratch_constraint/.
627 2005-12-07 Richard Sandiford <richard@codesourcery.com>
629 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
631 2005-12-07 Richard Sandiford <richard@codesourcery.com>
633 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
634 (alpha_elf_select_rtx_section): Return the selected section rather
635 than emitting assembly code.
636 (alpha_write_linkage): Emit a ".link" directive directly and then
637 set in_section to NULL.
638 (vms_asm_out_constructor): Use switch_to_section.
639 (vms_asm_out_destructor): Likewise.
640 (unicosmk_output_common): Set in_section to NULL instead of calling
641 the dummy common_section function.
642 (unicosmk_text_section): Delete in favor of...
643 (unicosmk_output_text_section_asm_op): ...this new function.
644 (unicosmk_data_section): Delete in favor of...
645 (unicosmk_output_data_section_asm_op): ...this new function.
646 (unicosmk_init_sections): New function.
647 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
648 (unicosmk_output_ssib): Set in_section to NULL instead of calling
649 the dummy ssib_section function.
650 (unicosmk_section_buf): Delete.
651 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
652 (unicosmk_data_section): Delete.
653 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
654 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
655 (SECTION_FUNCTION_TEMPLATE): Delete.
656 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
657 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
658 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
659 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
660 (TARGET_ASM_INIT_SECTIONS): Define.
661 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
662 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
663 (link_section, literals_section): Delete.
664 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
665 set in_section to NULL.
667 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
668 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
669 (COMMON_SECTION): Delete.
670 (TARGET_ASM_INIT_SECTIONS): Define.
671 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
672 the dummy common_section function.
673 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
674 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
675 between readonly_data_section and text_section to check whether
676 read-only data is being put in the text section.
677 (arm_output_function_epilogue): Use switch_to_section.
678 (arm_elf_asm_constructor): Likewise.
679 (thumb_call_via_reg): Replace call to in_text_section with
680 a comparison between in_section and text_section.
681 (arm_file_end): Use switch_to_section.
682 (aof_text_section): Delete in favor of...
683 (aof_output_text_section_asm_op): ...this new function.
684 (aof_data_section): Delete in favor of...
685 (aof_output_data_section_asm_op): ...this new function.
686 (aof_asm_init_sections): New function.
687 (zero_init_section): Moved from config/arm/aof.h.
688 (aof_dump_imports, aof_file_start): Use switch_to_section.
689 * config/arm/arm.h (thumb_call_via_label): Update comment.
690 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
691 (common_section): Delete.
692 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
693 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
694 global switch_to_section function instead of the old port-local one.
695 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
696 (SWITCH_TO_SECTION_FUNCTION): Delete.
697 (drectve_section): Redefine as a macro.
698 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
699 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
702 * config/avr/avr.c (progmem_section): New variable.
703 (avr_output_progmem_section_asm_op): New function.
704 (avr_asm_init_sections): New function.
705 (avr_output_addr_vec_elt): Use switch_to_section.
706 * config/avr/avr.h (progmem_section): Declare.
707 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
708 (READONLY_DATA_SECTION): Delete.
709 (TARGET_ASM_INIT_SECTIONS): Define.
710 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
711 * config/avr/avr-protos.h (progmem_section): Delete.
713 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
715 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
716 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
718 * config/darwin-sections.def: New file.
719 * config/darwin.c: Define all sections in darwin-sections.def.
720 (output_objc_section_asm_op, darwin_init_sections): New functions.
721 (machopic_output_indirection): Use switch_to_section.
722 (machopic_select_section): Return the selected section rather than
723 emitting assembly code. Replace the static function table with
724 inline conditional expressions. Update the tests of last_text_section
725 and move them into the FUNCTION_DECL block.
726 (machopic_select_rtx_section): Return the selected section rather than
727 emitting assembly code.
728 (machopic_asm_out_constructor, machopic_asm_out_destructor)
729 (darwin_file_end): Use switch_to_section.
730 * config/darwin.h: Use darwin-sections.def to declare sections.
731 (INIT_SECTION_ASM_OP): Remove empty definition.
732 (HAS_INIT_SECTION): Define this instead.
733 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
734 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
735 (TARGET_ASM_EH_FRAME_SECTION): Delete.
736 (TARGET_ASM_INIT_SECTIONS): Define.
737 * config/darwin-protos.h (darwin_init_sections): Declare.
738 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
739 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
740 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
741 (constructor_section, destructor_section, mod_init_section): Delete.
742 (mod_term_section): Delete.
743 (darwin_exception_section, darwin_eh_frame_section): Delete.
744 (machopic_select_section): Return a section.
745 (machopic_select_rtx_section): Likewise.
746 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
747 (const_section, const_coal_section, const_data_section): Delete.
748 (const_data_coal_section, data_coal_section, cstring_section): Delete.
749 (literal4_section, literal8_section, constructor_section): Delete.
750 (mod_init_section, mod_term_section, destructor_section): Delete.
751 (objc_class_section, objc_meta_class_section, objc_category_section)
752 (objc_class_vars_section, objc_instance_vars_section): Delete.
753 (objc_cls_meth_section, objc_inst_meth_section): Delete.
754 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
755 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
756 (objc_symbols_section, objc_module_info_section): Delete.
757 (objc_image_info_section, objc_protocol_section): Delete.
758 (objc_string_object_section, objc_constant_string_object_section)
759 (objc_class_names_section, objc_meth_var_names_section): Delete.
760 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
761 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
762 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
763 (darwin_exception_section, darwin_eh_frame_section): Delete.
764 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
766 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
767 (frv_asm_out_destructor): Likewise.
768 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
769 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
770 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
772 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
773 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
774 (data_section): Delete.
776 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
777 (DRECTVE_SECTION_FUNCTION): Delete.
778 (drectve_section): Redefine as a macro that sets in_section after
779 emitting the directive.
780 (SWITCH_TO_SECTION_FUNCTION): Delete.
781 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
782 in_text_section with comparison between in_section and text_section.
783 * config/i386/i386.c (x86_64_elf_select_section): Return the section
784 rather than emitting assembly code. Use get_named_section.
785 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
787 (machopic_output_stub): Use switch_to_section.
788 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
789 (nwld_named_section_asm_out_destructor): Use get_section and
792 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
793 rather than emitting assembly code.
794 (ia64_rwreloc_select_section): Likewise.
795 (ia64_rwreloc_select_rtx_section): Likewise.
796 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
797 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
799 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
800 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
802 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
803 section rather than emitting assembly code.
804 (iq2000_select_section): Likewise.
805 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
806 (sbss_section): Delete.
808 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
809 and get_named_section.
810 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
812 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
813 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
814 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
815 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
817 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
818 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
819 global switch_to_section function instead of the old port-local one.
820 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
821 (SWITCH_SECTION_FUNCTION): Delete.
822 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
823 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
824 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
825 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
827 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
828 global switch_to_section function instead of the old port-local one.
829 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
831 * config/mips/mips.c (mips_file_start): Update comment.
832 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
833 (mips_output_aligned_decl_common): Use switch_to_section.
834 (mips_select_rtx_section): Return the section rather than emitting
835 assembly code. Use get_named_section.
836 (mips_function_rodata_section: Likewise get_section.
837 (build_mips16_function_stub): Use switch_to_section.
838 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
839 (SDATA_SECTION_ASM_OP): Delete.
840 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
841 (EXTRA_SECTION_FUNCTIONS): Delete.
843 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
844 (mmix_asm_output_aligned_local): Use switch_to_section.
846 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
847 (som_one_only_readonly_data_section): New variables.
848 (pa_output_function_epilogue): Set in_section to NULL instead of
849 calling forget_section.
850 (output_deferred_plabels): Use select_section.
851 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
852 of calling forget_section.
853 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
854 (pa_asm_output_aligned_local): Use select_section.
855 (som_text_section_asm_op): Delete in favor of...
856 (som_output_text_section_asm_op): ...this new function.
857 (pa_som_asm_init_sections): New function.
858 (pa_select_section): Return the section rather than emitting
860 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
861 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
862 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
863 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
864 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
865 (som_readonly_data_section, som_one_only_readonly_data_section)
866 (som_one_only_data_section, forget_section): Delete.
867 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
868 (TARGET_ASM_INIT_SECTIONS): Define.
869 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
871 * config/rs6000/rs6000.c (read_only_data_section): New variable.
872 (private_data_section, read_only_private_data_section): New variables.
873 (sdata2_section, toc_section): New variables.
874 (rs6000_file_start): Use switch_to_section.
875 (rs6000_assemble_integer): Use comparisons against in_section
876 instead of calling in_toc_section and in_text_section. Use
877 unlikely_text_section_p.
878 (rs6000_elf_output_toc_section_asm_op): New function, derived
879 from the old rs6000/sysv4.h toc_section function.
880 (rs6000_elf_asm_init_sections): New function.
881 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
882 the section rather than emitting assembly code.
883 (machopic_output_stub): Use switch_to_section.
884 (toc_section): Delete dummy function.
885 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
886 switch_to_section and get_section.
887 (rs6000_xcoff_output_readonly_section_asm_op): New function.
888 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
889 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
890 the old rs6000/xcoff.h toc_section function.
891 (rs6000_xcoff_asm_init_sections): New function.
892 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
893 the section rather than emitting assembly code.
894 (rs6000_xcoff_file_start): Use switch_to_section.
895 (rs6000_xcoff_file_end): Likewise.
896 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
897 (sdata2_section, sbss_section, private_data_section): Delete.
898 (read_only_data_section, read_only_private_data_section): Delete.
899 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
900 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
901 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
902 (FINI_SECTION_FUNCTION): Delete.
903 (TARGET_ASM_INIT_SECTIONS): Define.
904 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
905 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
906 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
907 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
908 (READONLY_DATA_SECTION): Delete.
909 (TARGET_ASM_INIT_SECTIONS): Define.
910 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
911 to NULL rather than no_section.
912 (TARGET_ASM_EXCEPTION_SECTION): Delete.
914 * config/sh/sh.c (sh_file_start): Use switch_to_section.
916 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
917 (sparc_output_deferred_case_vectors): Likewise. Remove argument
918 from call to current_function_section.
920 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
921 (bss100_section): New variable.
922 (xstormy16_asm_output_aligned_common): Use switch_to_section.
923 (xstormy16_asm_init_sections): New function.
924 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
925 switch_to_section and get_section.
926 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
927 from calls to current_function_section.
928 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
929 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
930 (TARGET_ASM_INIT_SECTIONS): Define.
931 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
933 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
934 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
935 (FINI_SECTION_FUNCTION): Delete.
937 * config/v850/v850.c: Include gt-v850.h.
938 (rosdata_section, rozdata_section, tdata_section, zdata_section)
939 (zbss_section): New variables.
940 (v850_output_aligned_bss): Use switch_to_section.
941 (v850_asm_init_sections): New function.
942 (v850_select_section): Return the section rather than emitting
944 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
945 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
946 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
947 (TARGET_ASM_INIT_SECTIONS): Define.
948 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
949 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
950 (zbss_section): Delete.
952 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
954 * config/vx-common.h (vxworks_exception_section): Delete.
955 (TARGET_ASM_EXCEPTION_SECTION): Delete.
957 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
958 section rather than emitting assembly code.
959 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
962 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
963 * coretypes.h (section): New union and typedef.
964 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
965 from call to current_function_section.
966 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
967 (dbxout_symbol_location): Use switch_to_section.
968 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
969 most of the code into...
970 (default_eh_frame_section): ...here. Return a section.
971 (collect2_eh_frame_section): Delete, moving most of the code into..
972 (switch_to_eh_frame_section): ...this new function.
973 (debug_info_section, debug_abbrev_section, debug_aranges_section)
974 (debug_macinfo_section, debug_line_section, debug_loc_section)
975 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
977 (output_call_frame_info): Call switch_to_eh_frame_section instead of
978 eh_frame_section. Use switch_to_section and get_section.
979 (dwarf2out_begin_prologue): Use switch_to_section.
980 (AT_string_form): Check the flags in debug_str_section instead of
981 DEBUG_STR_SECTION_FLAGS.
982 (output_comp_unit): Use switch_to_section, get_section, and
984 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
985 (dwarf2out_begin_block): Use switch_to_section. Remove argument
986 from call to current_function_section.
987 (dwarf2out_var_location): Use unlikely_text_section_p.
988 (dwarf2out_source_line): Use switch_to_section. Remove argument
989 from call to current_function_section.
990 (dwarf2out_start_source_file, dwarf2out_end_source_file)
991 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
992 debug_macinfo_section.
993 (dwarf2out_init): Initialize the new section variables. Use them
994 instead of calls to named_section_flags. Use switch_to_section.
995 (output_indirect_string): Use switch_to_section and debug_str_section.
996 (dwarf2out_finish): Use switch_to_section and the new section
998 * except.c (default_exception_section): Return the section instead
999 of emitting assembly code.
1000 (output_function_exception_table): Use the global exception_section
1001 variable instead of the target hook. Use switch_to_section. Remove
1002 argument from call to current_function_section.
1003 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1004 (shorten_branches): Use pointer comparisons to detect whether the
1005 text section is the same as readonly_data_section.
1006 (profile_function): Use switch_to_section. Remove argument from
1007 call to current_function_section.
1008 (final_scan_insn): Likewise. Update use of last_text_section.
1009 * gengtype.c (open_base_files): Add an include of output.h.
1010 * output.h (text_section, data_section, readonly_data_section)
1011 (ctors_section, dtors_section, bss_section, init_section)
1012 (fini_section, sdata_section): Turn into section pointers.
1013 (in_text_section, in_unlikely_text_section, exports_section)
1014 (drectve_section, named_section, mergeable_string_section)
1015 (last_text_section_name): Delete.
1016 (default_exception_section, default_eh_frame_section): Return sections.
1017 (SECTION_DECLARED, SECTION_NAMED): New macros.
1018 (SECTION_MACH_DEP): Bump value.
1019 (section_common, named_section, unnamed_section): New structures.
1020 (unnamed_section_callback): New typedef.
1021 (section): New union.
1022 (sbss_section, exception_section, eh_frame_section): New variables.
1023 (in_section, last_text_section): Turn into section pointers.
1024 (get_unnamed_section, get_section, get_named_section): New functions.
1025 (mergeable_constant_section, function_section): Return a section.
1026 (unlikely_text_section): Likewise.
1027 (current_function_section): Likewise. Remove the decl argument.
1028 (unlikely_text_section_p, switch_to_section): New functions.
1029 (output_section_asm_op): New function.
1030 (set_named_section_flags, named_section_flags, named_section_real)
1031 (named_section_first_declaration): Delete.
1032 (default_select_section, default_elf_select_section): Return a section.
1033 (default_elf_select_section_1, default_function_rodata_section)
1034 (default_no_function_rodata_section, default_select_rtx_section)
1035 (default_elf_select_rtx_section): Likewise.
1036 * rtl.h (in_data_section): Delete.
1037 * sdbout.c (sdbout_one_type): Use switch_to_section.
1038 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1039 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1040 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1041 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1042 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1043 (TARGET_ASM_OUT): Update after above changes.
1044 * target.h (init_sections): New hook.
1045 (exception_section, eh_frame_section): Delete.
1046 (select_section, select_rtx_section, function_rodata_section): Return
1047 a section rather than emitting assembly code.
1048 * varasm.c (text_section, data_section, readonly_data_section)
1049 (ctors_section, dtors_section, bss_section, init_section)
1050 (fini_section): Turn into section pointers.
1051 (sdata_section, sbss_section, exception_section): New variables.
1052 (eh_frame_section): New variable.
1053 (in_section): Make global and turn into a section pointer.
1054 (last_text_section): Turn into a section pointer.
1055 (unnamed_sections): New variable.
1056 (in_named_name, last_text_section_name): Delete.
1057 (EXTRA_SECTION_FUNCTIONS): Delete.
1058 (in_named_entry): Delete.
1059 (section_htab): New variable, replacing...
1060 (in_named_htab): ...this deleted variable.
1061 (section_entry_eq, section_entry_hash): New functions, based on...
1062 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1063 (get_unnamed_section, get_section): New functions.
1064 (unlikely_text_section): Return a section instead of emitting
1066 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1067 (get_named_section_flags, named_section_first_declaration): Delete.
1068 (unlikely_text_section_p): New function.
1069 (named_section_real, named_section): Delete.
1070 (get_named_section): New function.
1071 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1072 (function_section): Return a section rather than emitting
1074 (current_function_section): Likewise. Remove argument. Use
1075 last_text_section if nonnull, otherwise use function_section.
1076 (default_function_rodata_section): Return a section rather than
1077 emitting assembly code. Use get_section.
1078 (default_no_function_rodata_section): Return a section rather than
1079 emitting assembly code.
1080 (variable_section): Use switch_to_section and get_named_section.
1081 (mergeable_string_section): Return a section rather than emitting
1082 assembly code. Use get_section. Make static. Don't take special
1083 countermeasures for empty strings.
1084 (mergeable_constant_section): Return a section rather than emitting
1085 assembly code. Use get_section.
1086 (default_named_section_asm_out_destructor): Use switch_to_section
1088 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1089 (default_named_section_asm_out_constructor): Use switch_to_section
1091 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1092 (assemble_start_function): Likewise. Set last_text_section to
1093 NULL rather than no_section. Change the type of save_section.
1094 (assemble_zeros, assemble_variable): Use the section flags to detect
1095 whether or not a section is text.
1096 (assemble_static_space): Use switch_to_section.
1097 (assemble_trampoline_template): Likewise.
1098 (output_constant_def_contents): Use switch_to_section and
1100 (output_constant_pool_1): Use switch_to_section. Use the section
1101 flags to see whether sections contain mergeable data.
1102 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1103 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1104 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1105 whether a section has already been declared.
1106 (default_select_section, default_elf_select_section): Return a
1107 section rather than emitting assembly code.
1108 (default_elf_select_section_1): Likewise. Use bss_section for
1109 SECCAT_BSS if nonnull. Use get_named_section.
1110 (default_select_rtx_section): Return a section rather than
1111 emitting assembly code.
1112 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1113 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1114 (output_section_asm_op, switch_to_section): New functions.
1115 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1118 * doc/tm.texi: Expand the introduction to the sections documentation.
1119 (TRAMPOLINE_SECTION): Document new interface.
1120 (SDATA_SECTION_ASM_OP): Document new macro.
1121 (READONLY_DATA_SECTION): Delete.
1122 (SDATA_SECTION_ASM_OP): Document new macro.
1123 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1124 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1125 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1126 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1127 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1129 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1131 * gcc.c (init_gcc_specs): Match braces inside conditionally
1134 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1136 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1138 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1141 * tree.c (integer_all_onesp): Always return true if all bits on.
1143 * testsuite/g++.dg/init/array0.C: New.
1145 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1147 * doc/md.texi: Adapt to implementation.
1149 2005-12-06 Andreas Schwab <schwab@suse.de>
1151 * opts.c (decode_options): Fix typo in message.
1153 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1156 * longlong.h: Merge PPC tests from upstream.
1158 2005-12-06 Richard Guenther <rguenther@suse.de>
1160 * fold-const.c (fold_convert): Do not build and fold
1161 CONVERT_EXPR, but always use NOP_EXPR.
1163 2005-12-06 Jan Beulich <jbeulich@novell.com>
1165 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1166 __builtin_ia32_paddq and __builtin_ia32_subq.
1167 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1168 __builtin_ia32_pshufw.
1169 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1171 2005-12-05 James E Wilson <wilson@specifix.com>
1174 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1177 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1179 * print-tree.c (print_node): Ditto.
1180 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1181 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1182 before accessing DECL_ARTIFICIAL.
1183 Handle new tag tree codes.
1184 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1186 (unmodifiable_var_p): Ditto.
1187 * tree-flow.h (mem_tag_kind): Remove.
1188 (struct var_ann_d): Remove mem_tag_kind member.
1189 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1190 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1191 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1192 (group_aliases): Ditto.
1193 (setup_pointers_and_addressables): Ditto.
1194 (is_escape_site): Ditto.
1195 (may_alias_p): Ditto.
1196 (create_tag_raw): New function.
1197 (create_memory_tag): Use it.
1198 (dump_alias_info): Update for tags.
1199 (may_be_aliased): Ditto.
1200 (add_type_alias): Ditto.
1201 (new_type_alias): Ditto.
1202 (create_sft): Ditto.
1203 (create_structure_vars): Ditto.
1204 * tree-ssa-ccp.c (get_default_value): Ditto.
1205 * tree-ssa-operands.c (get_expr_operands): Ditto.
1206 (add_stmt_operand): Ditto.
1207 (add_call_clobber_ops): Remove duplicated condition.
1208 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1210 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1211 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1212 * tree.c (init_ttree): Update structures for new tree codes.
1213 (tree_code_size): Update sizes for new tree codes.
1214 (make_node_stat): Don't try to set common things on minimal
1216 (tree_node_structure): Update for tags.
1217 (is_global_var): Ditto.
1218 * tree.def: Add new tree codes.
1219 * tree.h (MTAG_P): New macro.
1220 (TREE_MEMORY_TAG_CHECK): Ditto.
1221 (SSA_VAR_P): Update for tags.
1222 (struct tree_memory_tag): New structure.
1223 (MTAG_GLOBAL): New macro.
1224 (union tree_node): Add memory tag member.
1225 * treestruct.def (TS_MEMORY_TAG): New.
1227 2005-12-05 Dale Johannesen <dalej@apple.com>
1229 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1230 what was approved (PR 24323).
1232 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1234 * doc/c-tree.texi (Function Bodies): Remove description of
1237 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1239 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1240 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1241 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1242 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1243 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1244 __divxc3): Document.
1246 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1248 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1250 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1251 hook_bool_void_false.
1252 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1253 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1255 * config/darwin.c (machopic_select_section): It's not defined
1256 as weak if it's only marked as weak_import.
1258 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1261 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1262 A hidden weak object does bind locally. Strong linkonce data
1263 counts like any other strong symbol for binding.
1264 (weak_finish_1): Don't specially handle weakrefs, they no longer
1266 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1267 * c-common.c (handle_alias_attribute): Allow static aliases
1269 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1270 * gthr-dce.h: Make weakrefs static.
1271 * gthr-tpf.h: Likewise.
1272 * gthr-solaris.h: Likewise.
1273 * gthr-posix.h: Likewise.
1274 * gthr-posix95.h: Likewise.
1275 * config/darwin.c (darwin_encode_section_info): static weakref
1276 variables are not necessarily defined in this translation unit.
1277 * doc/extend.texi (Function Attributes): Mention that an alias
1278 attribute creates a definition for the thing it's attached to.
1279 Change the documentation for weakref to say that the thing
1280 it's attached to must be static.
1282 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1283 we don't go into an infinite loop.
1285 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1287 * config/rs6000/predicates.md (logical_const_operand): Split
1288 out of logical_operand.
1289 (logical_operand): Use it.
1290 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1291 logical_const_operand.
1293 2005-12-05 Jan Beulich <jbeulich@novell.com>
1295 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1296 and IX86_BUILTIN_CMPNESS.
1297 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1298 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1299 * config/i386/i386.md (movti_internal): Correct type attribute.
1300 Simplify mode attribute.
1301 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1302 Correct type attribute.
1303 (absxf2): Correct operator.
1304 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1305 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1306 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1308 (sse2_vmsqrtv2df2): Correct mode attribute.
1310 2005-12-05 Jan Beulich <jbeulich@novell.com>
1312 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1313 16 bits. Provide insn pattern for this case.
1315 2005-12-05 Jan Beulich <jbeulich@novell.com>
1317 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1319 (__popcountDI2): Likewise.
1321 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1324 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1325 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1326 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1329 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1331 * c-typeck.c (null_pointer_constant_p): New function.
1332 (build_conditional_expr, build_c_cast, convert_for_assignment,
1333 build_binary_op): Use it.
1335 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1337 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1338 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1340 (check_function_arguments_recurse): Allow both NOP_EXPR and
1341 CONVERT_EXPR but check conversions preserve precision.
1342 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1343 but check conversions preserve precision.
1344 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1347 2005-12-04 Roger Sayle <roger@eyesopen.com>
1350 * common.opt (Wstring-literal-comparison): New command line option.
1351 * c-opts.c (c_common_handle_option): Set it with -Wall.
1352 * c-typeck.c (parser_build_binary_op): Issue warning if either
1353 operand of a comparison operator is a string literal, except for
1354 testing equality or inequality against NULL.
1356 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1358 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1360 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1361 of building a NOP_EXPR.
1362 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1364 * c-convert.c (convert): Use fold_convert instead of building
1365 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1366 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1368 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1369 NOP_EXPR the same as CONVERT_EXPR.
1370 * c-typeck.c (build_function_call): Use fold_convert instead of
1371 building a NOP_EXPR directly.
1372 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1374 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1376 PR rtl-optimization/25197
1377 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1380 2005-12-02 Stuart Hastings <stuart@apple.com>
1382 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1385 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1387 * c-typeck.c (default_function_array_conversion,
1388 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1389 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1390 orig_op2. Don't check them for NOP_EXPR.
1391 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1392 around integer zero.
1394 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1396 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1397 toc_save_offset, toc_size, lr_size.
1398 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1399 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1400 Adjust for removal of unused rs6000_stack_t fields.
1401 (debug_stack_info): Adjust.
1402 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1403 first, and don't bother checking for set/inc of lr on sibcalls.
1404 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1406 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1409 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1410 5 if operand 1 is not aligned. Undo previous constraint change.
1411 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1413 2005-12-02 Richard Guenther <rguenther@suse.de>
1415 * tree.h (build): Remove prototype.
1416 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1417 * tree.c (build): Remove.
1418 (build0_stat): Update comment.
1420 2005-12-02 Richard Guenther <rguenther@suse.de>
1422 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1423 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1425 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1426 maybe_fold_offset_to_component_ref): Likewise.
1427 * tree-ssa-dom.c (thread_across_edge,
1428 simplify_rhs_and_lookup_avail_expr,
1429 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1431 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1432 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1433 lower_try_finally_switch): Likewise.
1434 * tree-if-conv.c (add_to_dst_predicate_list,
1435 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1436 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1437 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1438 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1439 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1440 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1441 gimplify_init_ctor_eval, gimplify_init_constructor,
1442 gimplify_variable_sized_compare, gimplify_boolean_expr,
1443 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1444 gimplify_expr, gimplify_body, gimplify_function_tree,
1445 force_gimple_operand): Likewise.
1446 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1447 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1448 mx_register_decls): Likewise.
1449 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1450 get_frame_field, finalize_nesting_tree_1): Likewise.
1451 * tree-inline.c (setup_one_parameter): Likewise.
1452 * tree-vect-transform.c (vectorizable_condition): Likewise.
1453 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1455 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1456 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1457 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1458 * tree-chrec.h (build_polynomial_chrec): Likewise.
1460 2005-12-02 Richard Guenther <rguenther@suse.de>
1462 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1463 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1464 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1465 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1466 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1467 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1468 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1470 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1471 sh_adjust_unroll_max): Likewise.
1472 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1473 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1474 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1476 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1478 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1481 2005-12-02 Richard Guenther <rguenther@suse.de>
1483 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1484 simplify_cond_using_ranges): Use buildN instead of build.
1485 * tree-tailcall.c (adjust_accumulator_values,
1486 adjust_return_value): Likewise.
1487 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1488 generate_element_copy, generate_element_zero,
1489 generate_one_element_init): Likewise.
1490 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1491 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1492 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1493 perfect_nestify): Likewise.
1495 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1497 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1499 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1501 * ggc.h (GGC_RESIZEVEC): New.
1503 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1505 * gcc.c (execute): Improve readability.
1507 2005-12-02 Richard Guenther <rguenther@suse.de>
1509 * tree-cfg.c (mark_used_vars): New function.
1510 (dump_function_to_file): Dump only used VAR_DECLs.
1512 2005-12-02 Richard Guenther <rguenther@suse.de>
1514 * convert.c (convert_to_integer): Fix compare for nonpositive
1515 constant to use tree_int_cst_sgn <= 0.
1517 2005-12-02 Richard Guenther <rguenther@suse.de>
1519 * convert.c (convert_to_integer): Use fold_convert instead
1520 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1521 instead of comparing against 0. Use build_int_cst instead
1522 of converting integer_zero_node.
1524 2005-12-02 Richard Guenther <rguenther@suse.de>
1526 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1529 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1532 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1535 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1538 * function.c (expand_function_end): Emit blockage for unwinder
1541 2005-12-01 Roger Sayle <roger@eyesopen.com>
1543 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1544 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1545 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1546 integer constant comparisons.
1548 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1549 Janis Johnson <janis187@us.ibm.com>
1550 David Edelsohn <dje@watson.ibm.com>
1551 Ben Elliston <bje@au.ibm.com>
1553 * dfp.h, dfp.c: New files.
1554 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1555 (DECNUM_H): Likewise.
1556 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1557 (INCLUDES): Append $(DECNUMINC).
1558 (OBJS-common): Add dfp.o.
1560 * real.h (EXP_BITS): Pinch one bit to ..
1561 (struct real_value): Add decimal field.
1562 (real_format): Change table size, update documentation.
1563 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1564 (real_from_string3): Declare.
1565 (decimal_single_format): Declare.
1566 (decimal_double_format): Declare.
1567 (decimal_quad_format): Declare.
1568 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1569 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1570 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1571 * real.c: Include dfp.h.
1572 (normalize): Early return for decimal floats.
1573 (do_add): Zero decimal field.
1574 (do_compare): Call do_decimal_compare for decimal floats.
1575 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1576 (real_arithmetic): Call decimal_real_arithmetic for decimal
1577 floating point operands.
1578 (real_identical): If a and b are of differing radix, return false.
1579 (real_to_integer): Call decimal_real_to_integer if the value is a
1581 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1582 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1583 (real_to_hexadecimal): Place "N/A" in the return string for
1585 (real_from_string3): New variant, given a mode.
1586 (real_maxval): Use decimal_real_maxval for decimal floats.
1587 (round_for_format): Use decimal_round_for_format for decimals.
1588 (real_convert): Use decimal_real_convert where appropriate.
1589 (significand_size): Handle base 10.
1590 (encode_decimal_single, decode_decimal_single,
1591 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1592 decode_decimal_quad): New functions.
1593 (decimal_single_format): New.
1594 (decimal_double_format): New.
1595 (decimal_quad_format): New.
1596 * machmode.def: Add SD, DD and TD decimal floating point modes.
1597 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1598 Include MODE_DECIMAL_FLOAT.
1599 (DECIMAL_FLOAT_MODE_P): New.
1600 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1601 * genmodes.c (struct mode_data): Add counter field.
1602 (struct mode_data): Update comment for format.
1603 (blank_mode): Initialise counter field.
1604 (new_mode): Increment counter field for each mode defined.
1605 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1607 (make_complex_modes): Handle modes containing `D'.
1608 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1609 (make_decimal_float_mode): New.
1610 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1611 (cmp_modes): Compare counter field if other characteristics
1613 (emit_real_format_for_mode): Support formats for decimal floats.
1614 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1615 Document MODE_DECIMAL_FLOAT.
1617 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1619 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1622 2005-12-01 Richard Henderson <rth@redhat.com>
1624 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1626 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1628 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1630 * config/pa/pa.c (pa_init_builtins): If we detect
1631 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1634 2005-12-01 Richard Guenther <rguenther@suse.de>
1636 * fold-const.c (fold_binary): Use fold_build2, not
1639 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1641 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1643 * vec.h (VEC_block_remove): New.
1645 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1648 * c-common.c (lvalue_error): Fix wording.
1650 2005-12-01 Richard Guenther <rguenther@suse.de>
1652 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1653 thinko in last patch.
1655 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1657 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1658 than -flat_namespace.
1660 2005-12-01 Ben Elliston <bje@au.ibm.com>
1662 * mklibgcc.in: Parameterise the script to build soft float
1663 functions by iterating over each type, rather than cloning the
1666 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1669 * builtins.c (fold_builtin_fputs): Defer check for missing
1670 replacement functions.
1672 2005-11-30 Kean Johnston <jkj@sco.com>
1674 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1675 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1677 2005-11-30 Richard Guenther <rguenther@suse.de>
1679 PR tree-optimization/22501
1680 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1681 function split out from ...
1682 (forward_propagate_addr_expr): ... here. Use it to propagate
1683 ADDR_EXPRs to all uses.
1685 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1687 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1688 * builtins.c (expand_builtin_mathfn): Use them.
1689 (expand_builtin_mathfn_2): Likewise.
1690 (expand_builtin_mathfn_3): Likewise.
1691 (expand_builtin_int_roundingfn): Likewise.
1692 (expand_builtin): Likewise.
1693 (integer_valued_real_p): Likewise.
1694 (fold_builtin_int_roundingfn): Likewise.
1695 (fold_builtin_bitop): Likewise.
1696 (fold_builtin_logarithm): Likewise.
1697 (fold_builtin_1): Likewise.
1698 * convert.c (convert_to_integer): Likewise.
1699 * fold-const.c (negate_mathfn_p): Likewise.
1700 (tree_expr_nonnegative_p): Likewise.
1702 2005-11-30 Dale Johannesen <dalej@apple.com>
1703 Andrew Pinski <pinskia@physics.uc.edu>
1705 * combine.c (find_split_point): Sign extend bitmask
1706 when changing bitfield assignment to IOR of AND.
1708 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1710 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1711 clobber to scratch reg.
1712 (*decrement_and_branch_until_zero_no_clobber): Remove.
1713 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1714 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1715 * config/ms1/ms1.opt (mmul): Remove.
1716 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1717 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1719 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1720 Bernd Schmidt <bernd.schmidt@analog.com>
1722 * pa/predicates.md (symbolic_operand): Add comment.
1723 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1724 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1725 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1726 (pa_secondary_reload_class): Delete.
1727 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1728 and pa_secondary_reload_class. Reorder some checks. Update inline
1729 copy of symbolic operand.
1730 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1732 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1734 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1737 2005-11-30 Jeff Law <law@redhat.com>
1739 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1740 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1742 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1744 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1745 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1746 (ia64_expand_move): Adjust caller.
1748 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1749 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1752 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1754 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1755 Always produce an output if we can remove NEGs or canonicalize
1756 (minus (minus ...)) expressions. Provide a fast path for the
1758 (simplify_gen_binary): Do not call simplify_plus_minus.
1759 (simplify_binary_operation_1): Reassociate at the end of the
1762 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1764 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1765 moves and unpack to speed up.
1767 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1769 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1770 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1771 (gen_v9_scc): Update callers.
1772 * config/sparc/sparc.md: Likewise.
1773 * config/sparc/sparc-protos.h: Update extern declaration.
1775 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1777 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1779 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1782 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1784 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1785 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1786 (negate_expr): Here.
1788 2005-11-29 Ben Elliston <bje@au.ibm.com>
1790 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1791 Fix typo in comment.
1793 2005-11-29 Ben Elliston <bje@au.ibm.com>
1795 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1796 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1798 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1802 * builtins.c (init_target_chars): New.
1803 (expand_builtin_printf, expand_builtin_fprintf,
1804 expand_builtin_sprintf, fold_builtin_sprintf,
1805 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1806 fold_builtin_snprintf_chk, fold_builtin_printf,
1807 fold_builtin_fprintf): Check for matching format strings using
1810 2005-11-29 Paul Brook <paul@codesourcery.com>
1812 * config.gcc: Do not use fixproto on m68k-elf.
1814 2005-11-28 Roger Sayle <roger@eyesopen.com>
1816 * expmed.c (div_cost): Replace with...
1817 (sdiv_cost, udiv_cost): New.
1818 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1819 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1820 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1821 (expand_divmod): Replace use of div_cost with either sdiv_cost
1822 or udiv_cost depending upon the signedness of the operation.
1824 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1827 * config/darwin.c (machopic_indirection_name,
1828 machopic_output_indirection): Follow transparent alias chain.
1830 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1832 * varasm.c (ultimate_transparent_alias_target): Add comment.
1834 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1836 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1837 SET_SRC instead of XEXP where appropriate.
1839 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1841 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1844 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1846 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1847 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1850 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1852 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1853 secondary_input_reload_class, made static. Adapt to new
1855 (secondary_output_reload_class): Delete.
1856 (TARGET_SECONDARY_RELOAD): New macro.
1857 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1858 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1860 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1863 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1864 when its natural alignment is > BITS_PER_UNIT.
1865 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1866 * c-common.c (handle_packed_attribute): Ignore packing on a field
1867 whose type is naturally char aligned.
1869 2005-11-28 Richard Guenther <rguenther@suse.de>
1871 * c-common.c (strict_aliasing_warning): Handle all
1872 component-ref like accesses.
1874 2005-11-28 Roger Sayle <roger@eyesopen.com>
1875 Uros Bizjak <uros@kss-loka.si>
1878 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1879 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1880 when flag_unsafe_math_optimizations is set and
1881 we don't care about NaNs or Infinities.
1883 Move x/expN(y) and x/pow(y,z) transformation into common
1884 flag_unsafe_math_optimizations section.
1886 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1888 * gcc.c (main): Change type of argv to "char **".
1890 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1892 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1893 small data sections.
1894 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1895 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1896 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1897 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1898 output locals to sbss if !rs6000_elf_in_small_data_p.
1899 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1901 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1904 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1905 generated by reload.
1906 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1907 indexed_or_indirect_address.
1908 (indexed_or_indirect_address): Don't test for base reg. Call
1909 address_operand last. Make it a special predicate.
1911 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1913 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1915 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1918 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1920 (negate_expr): Likewise.
1922 2005-11-27 Andreas Schwab <schwab@suse.de>
1924 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1927 2005-11-27 Steven Bosscher <stevenb@suse.de>
1929 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1930 has EH predecessor edges.
1932 2005-11-26 Eric Christopher <echristo@apple.com>
1934 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1935 register stalls by zero extending to the full register.
1937 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1939 * config/floatunsisf.c, config/floatunsidf.c,
1940 config/floatunsixf.c, config/floatunsitf.c: New files.
1941 * config/ia64/t-hpux: Add floatunsitf.c.
1942 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1943 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1945 2005-11-26 Richard Henderson <rth@redhat.com>
1947 * c-lex.c (pragma_lex): Rename from c_lex.
1948 * c-pch.c: Update for pragma_lex rename.
1949 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1950 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1951 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1952 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1953 * doc/tm.texi: Likewise.
1955 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1958 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1959 when overflow is undefined.
1961 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1963 * doc/md.texi (Insn Canonicalizations): Refer to the
1964 function commutative_operand_precedence for further rules.
1966 2005-11-25 Roger Sayle <roger@eyesopen.com>
1969 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1970 is less than zero. Limit mult_cost to a reasonable upper bound for
1971 the synthetic multiplication sequence.
1973 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1976 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1977 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1978 Lookup the explicit replacement functions for any unlocked
1979 stdio builtin transformations.
1981 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1983 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1985 * targhooks.c (default_secondary_reload): Don't require operand 2
1986 for an input reload to be earlyclobber.
1988 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1990 * fold-const.c (negate_mathfn_p): Fix comment and add support
1991 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1994 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1997 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1998 _Q_ulltoq for unsigned conversions from SImode and DImode to
2001 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2003 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2004 (__floatundidf, __floatundisf): Likewise.
2006 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2008 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2009 (rs6000_override_options): Remove initialization of
2010 rs6000_sr_alias_set.
2011 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2012 (rs6000_emit_stack_tie): Same.
2013 (emit_frame_save): Same.
2014 (gen_frame_mem_offset): Same.
2015 (rs6000_emit_prologue): Same.
2016 (rs6000_emit_epilogue): Same.
2018 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2021 * fold-const.c (fold_build): Convert bool_var != 1 and
2022 bool_var == 0 to !bool_var.
2024 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2027 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2028 for C being INTEGER_CST. Likewise for !=.
2030 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2033 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2034 unsigned conversions from SImode to TFmode.
2036 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2038 * expr.c (expand_expr_real_1): Fix error in last change.
2040 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2042 * caller-save.c: (this_insn_sets): Move into:
2043 (save_call_clobbered_regs).
2044 (mark_set_regs): Get this_insn_sets from data.
2046 (save_call_clobbered_regs): Take sets of the return value by
2047 sibcalls into account.
2049 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2052 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2053 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2054 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2055 (memory_move_secondary_cost, init_reg_autoinc): Remove
2056 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2057 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2058 secondary_reload_class call.
2059 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2061 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2062 (push_secondary_reload): Use secondary_reload target hook.
2063 (secondary_reload_class, scratch_reload_class): New functions.
2064 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2065 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2066 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2067 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2068 (secondary_reload_class, scratch_reload_class): Declare.
2069 * reload1.c: Include target.h.
2070 (reload_adjust_reg_for_temp): New function.
2071 (reload_adjust_reg_for_icode): Likewise.
2072 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2073 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2075 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2076 for inheritance. Support case when both secondary & tertiary reloads
2077 are for intermediate registers.
2078 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2079 with secondary_reload_class call. Support case when both secondary
2080 & tertiary reloads are for intermediate registers.
2081 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2082 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2083 * target.h (secondary_reload_info): New struct / typedef.
2084 (struct gcc_target): New member secondary_reload.
2085 * targhooks.c Include reload.h, optabs.h and recog.h.
2086 (default_secondary_reload): New function.
2087 * targhooks.h (default_secondary_reload): Declare.
2088 * doc/tm.texi: Document secondary_reload target hook. Update
2089 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2090 * doc/md.texi: Likewise.
2092 * sh-protos.h (sh_secondary_reload): Declare.
2093 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2094 (sh_secondary_reload): New function.
2095 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2096 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2097 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2098 (HAVE_SECONDARY_RELOADS): Define.
2099 * sh.md (reload_indf): Rename to:
2101 (reload_outdf): Rename to:
2102 (reload_outdf__RnFRm).
2103 (reload_insf): Rename to:
2105 (reload_insi): Rename to:
2106 (reload_insi__i_fpul).
2108 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2110 * configure.ac: Require at least texinfo 4.4.
2111 * configure: Regenerate.
2113 * doc/install.texi (Tools/packages necessary for building GCC):
2114 Update required version of texinfo to at least 4.4.
2115 (Installing GCC: Building): Update required version of texinfo
2117 (Installing GCC: Final installation): Update required version
2118 of texi2dvi to at least 4.4.
2119 (Host/target specific installation notes for GCC): Update required
2120 version of texinfo to at least 4.4.
2122 2005-11-24 Richard Guenther <rguenther@suse.de>
2123 Dirk Mueller <dmueller@suse.de>
2126 * c-common.h (strict_aliasing_warning): Declare.
2127 * c-common.c (strict_aliasing_warning): New function,
2129 * c-typeck.c (build_c_cast): ... here.
2131 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2133 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2135 (swap_commutative_operands_with_target): New.
2137 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2139 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2140 also when doing PRE, rather than only for global CPROP.
2142 2005-11-24 Ben Elliston <bje@au.ibm.com>
2144 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2145 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2147 (expand_twoval_unop): Likewise.
2148 (widen_clz): Likewise.
2149 (expand_parity): Likewise.
2150 (expand_unop): Likewise.
2151 (emit_cmp_and_jmp_insn_1): Likewise.
2152 (prepare_float_lib_cmp): Likewise.
2154 2005-11-24 Ben Elliston <bje@au.ibm.com>
2156 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2157 Remove unused `class' variable.
2159 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2162 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2163 C/C++ diagnostic function warn_array_subscript_with_type_char.
2164 * c-common.h (warn_array_subscript_with_type_char): Declare.
2165 * c-common.c (warn_array_subscript_with_type_char): Define.
2167 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2170 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2171 compiling at the intersection of C and C++.
2173 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2175 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2176 List @file in the option summary. Include the libiberty
2177 documentation for @file.
2178 * gcc.c (main): Call expandargv.
2179 * Makefile.in (gcc-vers.texi): Define srcdir.
2181 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2183 * passes.c (init_optimization_passes): Document
2184 sequencing of passes.
2186 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2188 * config/m68k/predicates.md (pcrel_address, extend_operator,
2189 post_inc_operand, pre_dec_operand): Remove redundant
2191 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2193 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2195 2005-11-23 Ben Elliston <bje@au.ibm.com>
2197 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2199 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2201 Preparatory work for PR target/21623:
2202 * alpha.c (secondary_reload_class): Rename to:
2203 (alpha_secondary_reload_class).
2204 * alpha.h, alpha-protos.h: Likewise.
2205 * mn10300.c (secondary_reload_class): Rename to:
2206 (mn10300_secondary_reload_class).
2207 * mn10300.h, mn10300-protos.h: Likewise.
2208 * pa.c (secondary_reload_class): Rename to:
2209 (pa_secondary_reload_class).
2210 * pa.h, pa-protos.h: Likewise.
2211 * rs6000.c (secondary_reload_class): Rename to:
2212 rs6000_secondary_reload_class.
2213 * rs6000.h, rs6000-protos.h: Likewise.
2215 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2218 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2220 2005-11-22 Ian Lance Taylor <ian@airs.com>
2222 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2224 (prepare_cmp_insn): Likewise.
2226 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2229 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2230 if both operands[0] and operands[1] are memory.
2232 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2235 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2236 COMPARISON_CLASS_P and an integral types create create a new
2237 expression with the new type and fold that.
2239 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2242 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2243 to SUBTARGET_OS_CPP_BUILTINS.
2245 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2247 * arm.c (emit_set_insn): New function.
2248 (arm_split_constant): Call it.
2249 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2250 (arm_legitimize_address): Likewise. Use plus_constant.
2251 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2252 (thumb_expand_prologue): Likewise.
2253 (arm_gen_load_multiple): Use VOIDmode in SET.
2254 (arm_gen_store_multiple): Likewise.
2255 (vfp_emit_fstmx): Likewise. Use plus_constant.
2256 (emit_multi_reg_push): Likewise.
2257 (emit_sfm): Use plus_constant.
2259 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2262 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2265 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2268 * expmed.c (store_bit_field): Don't attempt to insv a field
2269 larger than the reg.
2271 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2274 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2275 explicit sign extension, not a (char) cast.
2277 2005-11-22 Ben Elliston <bje@au.ibm.com>
2279 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2280 GET_MODE_CLASS (x) == MODE_FLOAT.
2281 * config/i386/i386.c: Likewise.
2282 * config/rs6000/xcoff.h: Likewise.
2283 * config/rs6000/linux64.h: Likewise.
2284 * config/rs6000/rs6000.c: Likewise.
2285 * config/rs6000/rs6000.h: Likewise.
2286 * config/rs6000/predicates.md: Likewise.
2287 * config/rs6000/sysv4.h: Likewise.
2289 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2291 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2294 * config/alpha/freebsd.h, config/alpha/linux.h,
2295 config/arm/linux-elf.h, config/bfin/bfin.h,
2296 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2297 config/i386/beos-elf.h, config/i386/gnu.h,
2298 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2299 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2300 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2301 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2302 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2303 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2304 config/sparc/linux.h, config/sparc/linux64.h,
2305 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2307 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2308 are both defined when either flag -fpic or -fPIC are used.
2310 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2312 * config/fp-bit.c (clzusi): New function.
2313 (si_to_float, usi_to_float): Use it to compute proper shift.
2314 (usi_to_float): Preserve guard bits when shifting right.
2315 * libgcc-std.ver (GCC_4.2.0): New version.
2316 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2317 __floatundisf): New functions.
2318 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2319 __floatundisf): Declare.
2320 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2321 _floatundixf, and _floatunditf.
2322 * optabs.c (expand_float): If target does not define a pattern for
2323 signed or unsigned conversion, use an unsigned libcall instead of
2325 (init_optabs): Initialize ufloat_optab.
2327 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2329 * config/rs6000/rs6000.opt (mmulhw): New option.
2330 * doc/invoke.texi (-mmulhw): Document.
2331 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2333 * config/rs6000/rs6000.md: Add half-word multiply and
2334 multiply-accumulate instructions for 405 and 440.
2336 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2338 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2339 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2340 default now includes a linker group which makes the RTEMS one nest.
2342 2005-11-22 Ben Elliston <bje@au.ibm.com>
2344 * cse.c (fold_rtx): Typo fix.
2345 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2347 2005-11-21 Richard Henderson <rth@redhat.com>
2349 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2350 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2352 * c-tree.h (lookup_name): Move declaration ...
2353 * c-common.h (lookup_name): ... here.
2354 * config/darwin-c.c: Include c-common.h.
2355 * config/t-darwin: Update dependencies.
2357 2005-11-22 Ben Elliston <bje@au.ibm.com>
2359 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2360 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2361 * genopinit.c (gen_insn): Likewise.
2362 * reload.c (find_equiv_reg): Likewise.
2363 * loop.c (load_mems): Likewise.
2364 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2365 * cse.c (find_comparison_args, fold_rtx): Likewise.
2366 * dwarf2out.c (add_const_value_attribute): Likewise.
2367 * expr.c (convert_move): Likewise.
2368 * recog.c (general_operand, register_operand): Likewise.
2369 * reg-stack.c (replace_reg): Likewise.
2370 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2371 * c-common.c (handle_vector_size_attribute): Likewise.
2372 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2373 (simplify_binary_operation_1): Likewise.
2374 (simplify_const_binary_operation): Likewise.
2375 (simplify_relational_operation): Likewise.
2376 (simplify_const_relational_operation): Likewise.
2377 (simplify_immed_subreg): Likewise.
2378 * emit-rtl.c (gen_lowpart_common): Likewise.
2379 * expmed.c (expand_mult): Likewise.
2380 * stor-layout.c (layout_type): Likewise.
2382 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2385 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2386 cst2 only for SPE vectors.
2388 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2391 * config/rs6000/predicates.md (vrsave_operation): Check
2392 UNSPEC_VOLATILE value.
2394 2005-11-21 Jan Hubicka <jh@suse.cz>
2396 PR tree-optimization/24653
2397 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2399 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2401 * config/i386/predicates.md (ax_reg_operand): New predicate.
2402 (memory_displacement_only_operand): New predicate.
2403 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2404 operand is AX register and the other operand is memory operand
2405 with displacement only.
2407 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2409 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2410 if we don't care about NaNs or Infinities.
2412 2005-11-20 Ian Lance Taylor <ian@airs.com>
2414 PR rtl-optimization/24883
2415 * combine.c (combinable_i3pat): When checking whether the
2416 destination of i3 is used in i3, consider paradoxical subregs.
2418 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2421 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2423 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2425 * combine.c (try_combine): Do not run subst on i1src and i2src in
2426 the case of generating a PARALLEL for a comparison.
2428 2005-11-20 Richard Henderson <rth@redhat.com>
2431 * tree-sra.c (struct sra_elt): Add all_no_warning.
2432 (struct sra_walk_fns) <use>: Add use_all argument.
2433 (sra_walk_expr): Pass it.
2434 (sra_walk_modify_expr): Likewise.
2435 (scalarize_ldst): Likewise.
2436 (scan_use): Update for new argument.
2437 (mark_no_warning): New.
2438 (scalarize_use): Use it.
2440 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2442 * expr.c (expand_expr_real): Use usmul_optab for widening
2443 signed * unsigned multiplies.
2444 * genopinit.c (optabs): Add usmul_widen_optab.
2445 * optabs.c (init_optabs): Likewise.
2446 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2447 (usmul_widen_optab): Define.
2448 * config/bfin/bfin.md (usmulhisi3): New pattern.
2450 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2452 2005-11-20 Graham Stott <btinternet.com>
2454 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2456 2005-11-20 Andreas Schwab <schwab@suse.de>
2459 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2462 2005-11-19 Richard Henderson <rth@redhat.com>
2465 * tree-gimple.c (is_gimple_id): Export.
2466 * tree-gimple.h (is_gimple_id): Declare.
2467 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2468 (get_default_value): Use it.
2469 (maybe_fold_stmt_indirect): Likewise.
2471 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2473 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2474 than VR1 or vice-versa.
2476 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2480 * reload.c (find_reloads_address_1): Mention dependency on
2482 * reload1.c (gen_reload): For IN with an unary operation, try
2483 moving inner expression to OUT if trivial SET is not valid.
2484 Confirm that the result is valid. Move common code block into...
2485 (emit_insn_if_valid_for_reload): New function.
2487 2005-11-19 Richard Guenther <rguenther@suse.de>
2489 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2490 ARRAY_REFs of constant strings.
2492 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2494 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2495 fatal format string.
2497 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2499 * combine.c (make_compound_operation): Swap operands of
2500 commutative operation if necessary before returning.
2502 2005-11-19 Richard Guenther <rguenther@suse.de>
2505 * fold-const.c (fold_plusminus_mult_expr): New function.
2506 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2507 cases, remove now unnecessary code.
2509 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2511 * gensupport.c (old_preds): Rename to std_preds, add special field.
2512 (struct old_pred_table): Rename to struct std_pred_table, add special
2514 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2515 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2516 (init_predicate_table): Adjust, and set along the way whether a
2517 predicate is special.
2519 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2521 * BASE-VER: Change to 4.2.0.
2523 2005-11-18 James E Wilson <wilson@specifix.com>
2525 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2528 2005-11-18 Mike Stump <mrs@apple.com>
2530 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2531 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2532 * c-decl.c (lookup_name_two) Remove.
2533 * c-tree.h (lookup_name_two): Remove.
2534 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2535 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2536 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2537 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2539 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2542 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2543 when not generating code to use that co-processor.
2545 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2547 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2548 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2549 these functions are now in tree-phinodes.c.
2551 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2553 * config/bfin/bfin.md (trap): New pattern.
2555 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2557 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2560 * expr.c (expand_expr_real): Don't call record_block_change unless
2561 ib_boundaries_block is non-null
2563 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2565 * fold-const.c (build_range_check): Use proper type for subtraction
2566 when merging lower bound.
2568 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2570 PR rtl-optimization/24497
2571 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2574 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2576 * tree-scalar-evolution.c (expression_expensive_p): New function.
2577 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2579 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2581 * config/bfin/crtlibid.s: New file.
2583 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2586 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2587 when not using sjlj exceptions.
2588 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2589 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2590 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2591 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2592 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2593 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2594 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2595 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2596 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2597 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2598 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2599 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2600 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2602 * config/pa/hpux-unwind.h: New file.
2604 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2606 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2607 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2608 * varasm.c (do_assemble_alias): Adjust call.
2609 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2611 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2613 2005-11-17 James E Wilson <wilson@specifix.com>
2615 * tree.def (FUNCTION_DECL): Correct typo in comment.
2617 2005-11-17 Richard Henderson <rth@redhat.com>
2619 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2620 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2621 and DW_CFA_def_cfa_sf.
2622 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2623 (dbx_reg_number): Don't assert particular registers here.
2624 (based_loc_descr): ... do it here instead. Fold in ...
2625 (eliminate_reg_to_offset): ... this function.
2626 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2627 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2628 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2629 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2630 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2631 (instantiate_virtual_regs): Likewise.
2632 * var-tracking.c (adjust_stack_reference): Likewise.
2633 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2635 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2637 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2638 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2639 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2641 ($(T)crtlibid.o): New rule.
2643 2005-11-16 Richard Guenther <rguenther@suse.de>
2646 * fold-const.c (extract_array_ref): Return byte offset
2648 (fold_binary): Fold &x[a] CMP &x[b] to
2649 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2652 2005-11-16 Richard Henderson <rth@redhat.com>
2655 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2656 parts of an SSA_NAME.
2658 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2661 * arm.md (split for movsf with immediate): Restrict split to insns
2662 that set a general register.
2664 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2666 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2668 * unwind-dw2.c (uw_advance_context): Likewise.
2669 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2670 _Unwind_SjLj_Unregister.
2671 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2673 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2675 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2677 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2679 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2680 langhook to get a DImode integer type.
2682 2005-11-16 Richard Henderson <rth@redhat.com>
2683 J"orn Rennecke <joern.rennecke@st.com>
2684 Ulrich Weigand <uweigand@de.ibm.com>
2688 * reload1.c (reg_equiv_invariant): New.
2689 (reload): Allocate, initialize, and free it.
2690 (calculate_needs_all_insns): Check it when skipping equivalence
2692 (alter_reg): Likewise.
2693 (eliminate_regs_1): Rename from eliminate_regs. Add new
2694 may_use_invariant argument; only use reg_equiv_invariant when true.
2695 (eliminate_regs): New.
2696 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2697 a context for which may_use_invariant may be true.
2699 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2701 * fold-const.c (const_binop): Don't constant fold the operation
2702 if the result has overflowed and flag_trapping_math.
2703 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2705 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2707 * config/arm/unwind-arm.c (abort): Add prototype here.
2708 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2709 (struct phase1_vrs): Add prev_sp.
2710 (unwind_phase2_forced): Save the original core registers instead of
2711 modifying entry_vrs. Take a new flag argument for resuming unwinding
2712 and set action flags accordingly. Always set _US_END_OF_STACK when
2713 get_eit_entry fails. Unwind before calling the stop function.
2714 (_Unwind_GetCFA): New function.
2715 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2716 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2717 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2718 just call unwind_phase2_forced.
2719 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2720 * config/arm/unwind-arm.h (abort): Remove prototype.
2721 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2723 (_Unwind_GetCFA): New prototype.
2724 * config/arm/pr-support.c (abort): Add prototype here.
2725 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2727 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2728 not schedule the prologue with non-call exceptions and EABI.
2730 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2732 * config/arm/unwind-arm.h: Reorder interface function declarations.
2733 (_URC_END_OF_STACK): New enumeration value.
2734 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2735 (struct _Unwind_Control_Block): Document reserved field use.
2736 (_Unwind_Stop_Fn): New typedef.
2737 (_Unwind_ForcedUnwind): Declare.
2738 (_Unwind_Resume_or_Rethrow): Declare.
2739 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2741 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2742 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2743 (UCB_FORCED_STOP_ARG): New.
2744 (search_EIT_table): Update boundary condition checks.
2745 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2746 (unwind_phase2): Replace for with do..while.
2747 (unwind_phase2_forced): New.
2748 (__gnu_Unwind_RaiseException): Replace for with do..while.
2749 (__gnu_Unwind_ForcedUnwind): New.
2750 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2751 Use appropriate phase2 unwinder.
2752 (__gnu_Unwind_Resume_or_Rethrow): New.
2753 (__gnu_unwind_pr_common): Cope with forced unwinding.
2755 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2758 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2760 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2761 roundsf2): Remove "s" from mnemonic.
2763 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2765 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2767 * config/bfin/crtn.s: Change epilogues to match.
2768 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2769 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2770 __PIC__ and __pic__.
2772 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2775 * doc/invoke.texi: Distinguish between free and fixed form instead of
2776 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2778 * gcc.c (default_compilers): Remove double entries, add entries for
2779 suffixes '.F90' and '.F95'.
2781 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2783 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2784 in the stack probing loop.
2786 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2788 * configure.ac: Use .machine power5 not power5x.
2789 * configure: Regenerate.
2791 2005-11-15 Mike Stump <mrs@apple.com>
2793 * c-decl.c (lookup_name_two): Add.
2794 * c-tree.h (lookup_name_two): Likewise.
2795 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2796 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2798 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2800 PR rtl-optimization/23392
2801 * regrename.c (enum scan_actions) Add mark_access.
2802 (scan_actions_name): Ditto.
2803 (scan_rtx_reg): Handle mark_access.
2804 (scan_rtx_address): Do nothing for mark_access.
2805 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2806 and regs in REG_INC notes before closing chains for dead regs.
2807 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2808 opening chains for new writes.
2810 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2812 * c.opt (ffixed-line-length-none): New.
2814 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2816 * mklibgcc.in: Change contents of eh_dummy.c.
2818 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2820 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2822 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2824 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2826 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2828 2005-11-15 Jan Hubicka <jh@suse.cz>
2830 * invoke.texi (large-unit-insns): Document.
2831 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2832 * params.def (large-unit-insns): New param.
2834 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2837 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2838 special register for operand 3. Reindent constraints to align
2841 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2843 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2844 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2845 * configure.ac: Add test for FP rounding instructions.
2846 * configure: Regenerate.
2847 * config.in: Regenerate.
2848 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2849 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2851 * config/rs6000/rs6000.opt (mfprnd): New.
2852 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2853 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2854 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2855 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2856 (TARGET_FPRND): New.
2857 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2859 (btrunc<mode>2): New.
2861 (floor<mode>2): New.
2862 (round<mode>2): New.
2864 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2866 * gcc.c (version_compare_spec_function): Use fatal() rather than
2869 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2870 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2871 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2873 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2876 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2877 on -mmacosx-version-min setting.
2879 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2882 * tree-vrp.c (infer_value_range): Return false if STMT is a
2883 block terminator and its basic block has no successors.
2885 2005-11-14 Mike Stump <mrs@apple.com>
2887 * config/i386/i386.c (override_options): -masm=intel isn't
2888 supported on darwin.
2889 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2891 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2893 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2894 vfork after including auto-host.h.
2896 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2898 PR rtl-optimization/22002
2899 * combine.c (distribute_notes): Detect cases where a reg dies
2900 two or more times in a bb, including on the insn we are combining,
2901 and place the death note on the correct range.
2903 2005-11-14 Dale Johannesen <dalej@apple.com>
2905 * expmed.c (store_bit_field): Add offset unconditionally for
2907 (extract_bit_field): Don't force extzv or extv operand into
2908 a register if field is too big.
2910 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2912 * config/arm/arm.c (pic_labelno): New.
2913 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2914 LABEL_REF. Pass only the labelno to PIC insns.
2915 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2916 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2917 * arm.md (UNSPEC_PIC_LABEL): New constant.
2918 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2919 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2920 Use the correct label prefix.
2922 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2924 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2927 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2929 * loop-invariant.c: Include tm_p.h.
2930 * Makefile.in: Updated.
2932 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2934 * pa.c (store_reg): Revise generation of frame notes in large frames.
2935 (set_reg_plus_d): Likewise.
2937 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2939 PR tree-optimization/24709
2940 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2943 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2945 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2946 and duplicate declaration of pthread_self.
2948 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2949 Ian Lance Taylor <ian@airs.com>
2952 * calls.c (expand_call): If TARGET is a MEM and some part of the
2953 argument area has been saved, force TARGET to a register.
2955 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2957 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2960 2005-11-13 Jason Merrill <jason@redhat.com>
2963 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2964 lazily declared methods.
2965 (force_decl_die): Stop if forcing out the context already make a
2967 (force_type_die): Likewise.
2969 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2972 * builtins.c (integer_valued_real_p): Add break in
2973 REAL_CST having TREE_OVERFLOW set.
2975 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2977 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2978 addressing modes during calculation of costs.
2980 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2982 * function.c (assign_stack_local_1): Restrict sanity check
2983 on frame size overflow to 32-bit and above platforms.
2985 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2987 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2988 * config/cris/cris.c: Include reload.h.
2989 (cris_initial_elimination_offset): New function.
2990 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2993 2005-11-12 Richard Guenther <rguenther@suse.de>
2995 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2997 2005-11-12 Jan Hubicka <jh@suse.cz>
2999 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3000 to compare against 0 when possible.
3002 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3004 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3005 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3006 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3007 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3010 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3012 * recog.c (constrain_operands) <case 'g'>: For a match, require
3013 that a non-register matches general_operand when strict >= 0.
3015 2005-11-11 Steven Bosscher <stevenb@suse.de>
3017 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3020 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3022 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3023 (memory_address_same): New.
3024 (dse_optimize_stmt): Call memory_address_same.
3026 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3029 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3030 ZERO_EXTEND>: New cases.
3032 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3034 * longlong.h (__clz_tab): Always provide.
3036 2005-11-11 Steven Bosscher <stevenb@suse.de>
3039 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3041 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3042 before check_maybe_invariant.
3043 (move_invariant_reg): Use gen_move_insn instead of replacing
3044 SET_DEST with the temporary for the invariant.
3045 (move_loop_invariants): If checking is enabled, do internal
3046 consistency checks after completing the pass.
3048 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3051 * common.opt (Wvolatile-register-var): New.
3052 * varasm.c (make_decl_rtl): Only emit warning when option
3053 specified. Clarify warning message.
3054 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3056 * doc/md.texi (copysign): Document standard named pattern.
3058 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3060 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3061 bytes when align is 2.
3062 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3063 by the first instruction of the loop.
3065 2005-11-11 Jason Merrill <jason@redhat.com>
3068 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3071 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3073 PR rtl-optimization/22509
3074 * local-alloc.c (memref_used_between_p): Check whether a function call
3075 could not reference the memref.
3077 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3079 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3080 algorithm so as to choose the best, not the worst, alternative.
3081 Reset accumulated register class before processing next alternative.
3083 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3086 * calls.c (expand_call): Copy a return value to a plain register
3089 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3092 * varasm.c (assemble_name): Recompute name only for transparent
3095 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3097 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3099 2005-11-04 Jeff Law <law@redhat.com>
3102 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3103 perform reassociation if the parent statement will not die as
3104 a result of the optimization.
3106 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3108 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3109 delete_old_heap_vars.
3110 * tree-dfa.c (referenced_var_remove): Remove function.
3111 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3112 (delete_tree_ssa): Remove call to delete_old_heapvars.
3113 Add call to delete_alias_heapvars.
3114 * tree-flow.h (referenced_var_remove): Remove prototype
3115 (init_alias_heapvars): New prototype.
3116 (delete_alias_heapvars): Ditto.
3117 * Makefile.in (tree-ssa-structalias.o): Add
3118 gt-tree-ssa-structalias.o
3119 (GTFILES): Add tree-ssa-structalias.h and
3120 tree-ssa-structalias.c.
3121 (s-gtype): Add gt-tree-ssa-structalias.h.
3122 * tree-ssa-structalias.c (heapvars): Remove.
3123 (oldheapvars): Remove.
3124 (heapvar_for_stmt): New variable.
3125 (heapvar_lookup): New function.
3126 (heapvar_insert): Ditto.
3127 (get_constraint_for): See if we have an old heapvar
3129 (init_alias_heapvars): New function.
3130 (delete_alias_heapvars): Ditto.
3131 Add include of gt-tree-ssa-structalias.h.
3133 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3136 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3138 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3140 * tree.c (int_fits_type_p): Only look at the base type
3141 if it has the same precision as the original type.
3143 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3146 * varasm.c (assemble_alias): Use %q+D in the error
3147 message instead of %J and %qD.
3149 2005-11-10 Richard Guenther <rguenther@suse.de>
3151 * gcse.c (free_ldst_entry): Only free hashtable if
3154 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3156 * function.c (assign_stack_local_1): Issue an error message if
3157 the frame size overflows in the signed target arithmetics.
3159 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3161 * tree.c (build_qualified_type): Chain the new type to the original
3162 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3163 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3164 (build_pointer_type_for_mode): Only return unqualified types.
3165 (build_reference_type_for_mode): Likewise.
3167 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3169 * Makefile.in (gnucompare): Do comparison of all files using one of
3170 the chosen methods and only afterwards decide if just warning should
3171 be issued or comparison failure raised.
3173 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3175 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3176 (noce_try_abs): Negate if the comparison is reversed.
3177 Look only one instruction backwards for a REG_EQUAL note.
3179 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3182 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3183 gthr-tpf.h: Define __gthrw. For all identifiers that might
3184 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3185 and prefix all uses with __ghtrw.
3187 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3190 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3191 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3192 * c-common.c (handle_weakref_attribute): New.
3193 (c_common_attribute_table): Add weakref.
3194 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3196 * configure, config.in: Rebuilt.
3197 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3198 * doc/extend.texi: Document weakref attribute.
3199 * varasm.c (ultimate_transparent_alias_target): New
3200 (assemble_name): Use it.
3201 (weak_finish_1): Split out of...
3202 (weak_finish): ... and deal with weakrefs in...
3203 (weakref_targets): ... new list.
3204 (globalize_decl): Clean up weakref_targets.
3205 (do_assemble_alias): Handle weakrefs.
3206 (finish_aliases_1): Do not reject weakrefs to external symbols.
3207 (assemble_alias): Handle weakrefs.
3209 2005-11-09 Richard Guenther <rguenther@suse.de>
3211 PR tree-optimization/24716
3212 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3213 t_bool to track results from follow_ssa_edge.
3215 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3217 * final.c (force_source_line): New global variable.
3218 (final_scan_insn): Set it to true instead of clearing last_filename.
3219 (notice_source_line): Return true if force_source_line is true,
3220 unless source info is absent.
3222 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3225 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3226 a linkage name for a variable if it a register variable.
3227 * c-decl.c (grokdeclarator): Global register variables
3228 should be set as PUBLIC.
3230 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3233 * config/s390/s390.c (struct s390_frame_layout): New fields
3234 first_save_gpr_slot and last_save_gpr_slot.
3235 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3236 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3237 first_save_gpr and last_save_gpr with the _slot variants.
3238 (s390_register_info): Calculate first_save_gpr_slot and
3239 last_save_gpr_slot using regs_ever_live.
3241 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3244 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3245 for a function containing a landing pad.
3247 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3250 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3253 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3255 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3256 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3258 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3261 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3263 (call,load,store): New insn types.
3264 (mem_access, branch_access): Adjust reservation conditions.
3265 (define_delay): Adjust condition.
3266 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3268 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3269 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3271 (call_internal, call_value_internal, return_internal,
3272 return_interrupt_internal, eh_return_internal, indirect_jump,
3273 tablejump): Set call insn type.
3274 (blockage, ei, di): Use appropriate unspec const.
3275 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3276 (ms1_get_attr_type): Adjust to give load & store types.
3277 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3278 backwards past a barrier.
3279 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3281 (struct branch_info, struct label_info): New.
3283 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3284 (ms1_machine_reorg): New.
3285 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3286 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3287 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3288 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3291 2005-11-09 Per Bothner <per@bothner.com>
3292 Uros Bizjak <uros@kss-loka.si>
3295 * toplev.c (process_options): Initialize debug_hooks early
3296 in case lang_hooks.post_options ends up calling a debug_hook.
3298 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3300 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3301 DBX_REGISTER_NUMBER being contiguous.
3303 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3304 Diego Novillo <dnovillo@redhat.com>
3307 * tree-vrp.c (register_edge_assert_for): Do not register
3308 always-false predicates.
3310 2005-11-08 Devang Patel <dpatel@apple.com>
3312 PR tree-optimization/23115
3313 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3316 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3318 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3321 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3323 Fix PR tree-optimization/23382
3325 * tree-ssa-alias.c (compute_may_aliases): Call
3326 delete_old_heap_vars.
3327 * tree-dfa.c (referenced_var_remove): New function.
3328 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3329 * tree-flow.h (referenced_var_remove): Add prototype.
3330 (delete_old_heap_vars): Ditto.
3331 * tree-ssa-structalias.c (heapvars): New variable.
3332 (oldheapvars): Ditto.
3333 (get_constraint_for): Put heap vars on heapvars list.
3334 (delete_old_heap_vars): New function.
3336 2005-11-08 Jason Merrill <jason@redhat.com>
3338 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3340 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3343 * reg-stack.c (reg_to_stack): Update register liveness also
3344 for flag_sched2_use_traces.
3346 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3349 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3350 override prior explicit -mno-powerpc-gfxopt.
3352 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3354 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3355 if the bitsize is zero.
3356 * doc/md.texi (Standard Pattern Names): Document it.
3358 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3359 (TARGET_PASS_BY_REFERENCE): Likewise.
3361 2005-11-07 Ian Lance Taylor <ian@airs.com>
3363 PR rtl-optimization/24683
3364 * config/i386/i386.c (legitimize_pic_address): If constant operand
3365 to PLUS is too large, put it in a register.
3367 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3369 * configure.ac: Enable checking assembler dwarf2 support for bfin
3371 * configure: Regenerate.
3373 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3377 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3378 gen_easy_vector_constant_add_self): Delete.
3379 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3381 (output_vec_const_move): Use gen_easy_altivec_constant.
3382 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3383 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3384 (easy_vector_constant_add_self): Rewritten.
3385 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3386 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3387 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3388 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3389 Macroize and adjust for the other changes.
3391 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3395 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3396 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3398 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3400 PR rtl-optimization/23567
3401 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3402 (noce_process_if_block): Don't do any optimizations except
3403 if (cond) x = x; if !set_b and write into orig_x may trap
3404 or fault. Remove the MEM_READONLY_P check.
3406 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3409 * tree-vrp.c (fix_equivalence_set): New.
3410 (extract_range_from_assert): Call it.
3412 2005-11-05 Ian Lance Taylor <ian@airs.com>
3415 * combine.c (apply_distributive_law): Don't distribute across a
3418 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3420 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3421 config/ms1/ms1.h, config/rs6000/predicates.md,
3422 config/s390/s390.c, params.def, postreload-gcse.c,
3423 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3424 tree-vrp.c, tree.c: Fix comment typos.
3425 * doc/invoke.texi: Fix typos.
3427 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3429 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3430 for testing whether the data_dependence_relation contains distance
3431 vectors. Iterate over all distance vectors of the ddr.
3432 * lambda.h: Define a vec of lambda_vector pointers.
3433 * tree-data-ref.c (dump_data_dependence_relation,
3434 dump_data_dependence_direction): Iterate over all distance and
3435 direction vectors of the ddr.
3436 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3438 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3439 of distance/direction vectors instead of a single one.
3440 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3441 lambda_vectors with a vec of lambda_vectors.
3442 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3443 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3444 DDR_NUM_DIST_VECTS): New.
3445 * tree-loop-linear.c (gather_interchange_stats): Test for the
3446 existence of distance vectors only after having checked that there
3447 is a dependence. Iterate over all distance vectors of the ddr.
3448 (linear_transform_loops): Use dump_data_dependence_relation.
3449 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3450 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3451 distance vectors of the ddr.
3453 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3455 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3456 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3457 IS_INTHANDLER; all callers changed.
3458 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3460 (do_link, do_unlink): New argument ALL; all callers changed.
3461 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3462 If function isn't leaf, save and restore all registers.
3463 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3466 2005-11-05 Jan Hubicka <jh@suse.cz>
3468 PR rtl-optimization/23490
3469 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3470 max-flow-memory-location): Document.
3471 * flow.c: Include params.h
3472 (MAX_MEM_SET_LIST_LEN): Kill.
3473 (add_to_mem_set_list): Use new param.
3474 * cse.c (cse_basic_block): Replace 1000 by new param.
3475 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3476 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3477 * predict.c (predict_loops): Use new param.
3478 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3480 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3481 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3482 Do not hold memory returned by cgraph_node_name across other call.
3484 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3487 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3490 2005-11-04 Jeff Law <law@redhat.com>
3493 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3494 * tree-ssa-dom.c: Include params.h.
3495 (thread_across_edge): If there are too many statements in the
3496 target block, then do not thread through it.
3497 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3498 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3500 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3503 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3504 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3506 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3509 * tree-scalar-evolution.c (instantiate_parameters_1,
3510 instantiate_parameters, resolve_mixers): Compute the size of an
3511 expression to be instantiated and give up the instantiation if the
3512 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3514 2005-11-04 Richard Guenther <rguenther@suse.de>
3516 * tree-flow.h (ref_contains_indirect_ref): Rename to
3517 array_ref_contains_indirect_ref.
3518 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3519 (array_ref_contains_indirect_ref): Make comment match the code
3521 (ref_contains_array_ref): Likewise.
3522 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3523 ref_contains_indirect_ref.
3524 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3525 Rename calls to ref_contains_indirect_ref.
3527 2005-11-04 Paul Brook <paul@codesourcery.com>
3529 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3530 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3531 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3532 * config/arm/arm.md: Use match_operand in peephole input templates
3533 and match_dup in peephole output templates.
3535 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3537 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3540 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3541 Daniel Jacobowitz <dan@codesourcery.com>
3543 * longlong.h (add_ssaaaa): Clobber condition code register
3545 (sub_ddmmss): Likewise.
3546 (umul_ppmm): Likewise.
3548 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3549 Paul Brook <paul@codesourcery.com>
3550 Phil Blundell <pb@reciva.com>
3552 * configure.ac: Add test for ARM TLS support.
3553 * configure: Regenerated.
3554 * config/arm/arm-protos.h (legitimize_tls_address)
3555 (arm_tls_referenced_p, tls_mentioned_p)
3556 (arm_output_addr_const_extra): New prototypes.
3557 (thumb_legitimize_pic_address): Delete.
3558 * config/arm/arm.c: Include "gt-arm.h".
3559 (enum tls_reloc): New.
3560 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3561 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3562 (arm_call_tls_get_addr, legitimize_tls_address)
3563 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3564 (arm_init_tls_builtins, arm_emit_tls_decoration)
3565 (arm_output_addr_const_extra): New functions.
3566 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3567 (TARGET_HAVE_TLS): Define.
3568 (target_thread_pointer): New.
3569 (arm_override_options): Handle -mtp=.
3570 (legitimize_pic_address): Ignore UNSPECs.
3571 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3573 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3574 (tls_get_addr_libfunc): New variable.
3575 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3576 (arm_init_builtins): Call arm_init_tls_builtins.
3577 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3578 (arm_encode_section_info): Call default_encode_section_info.
3579 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3580 (enum arm_tp_type): New.
3581 (target_thread_pointer): Add declaration.
3582 (LEGITIMATE_CONSTANT_P): Handle TLS.
3583 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3584 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3585 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3586 * config/arm/arm.md: Add UNSPEC_TLS.
3587 (movsi): Handle TLS.
3588 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3590 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3591 (load_tp_hard, load_tp_soft): New insns.
3592 * arm.opt: Add -mtp=.
3593 * doc/invoke.texi (ARM Options): Document -mtp.
3595 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3597 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3598 * config/arm/libunwind.S: Include "lib1funcs.asm".
3599 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3600 (LIB2ADDEH): Add libunwind.S.
3601 (LIB2ADDEHDEP): Add lib1funcs.asm.
3602 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3604 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3607 * gcc/c.opt: Add a -lang-fortran option.
3608 * gcc/c-opts.c: Add a lang_fortran flag.
3609 (c_common_init_options): Handling the -lang-fortran option.
3610 (c_common_handle_option): Add a case for Fortran options in
3611 preprocessing. Remove cases for -ffixed-form and
3612 -ffixed-line-length. Add a case for -lang-fortran.
3614 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3616 * config/rs6000/rs6000.c: Include params.h
3617 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3618 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3619 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3620 (UNSPEC_VPKUWSS): Delete.
3621 (altivec_vpkuhss): Delete.
3622 (altivec_vpkuwss): Delete.
3623 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3625 (neg_eq0<mode>): Remove final condition.
3626 (neg_eq<mode>): Remove condition and split-condition.
3628 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3630 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3631 Use associated print macros.
3633 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3636 * diagnostic.c (diagnostic_set_info_translated): New function.
3637 (diagnostic_set_info): Use it. Add comment.
3638 * diagnostic.h (diagnostic_set_info_translated): Declare.
3640 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3642 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3643 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3644 reference only if 'public' is true.
3645 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3646 emit the .hidden directive only if the indirect reference is public.
3647 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3648 Pass it to dw2_force_const_mem.
3649 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3650 * dwarf2out.c (output_cfi): Adjust calls to above function.
3651 (output_call_frame_info): Likewise.
3652 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3653 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3655 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3657 PR tree-optimization/24483
3658 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3659 field to elts if possible.
3661 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3664 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3667 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3669 Fix PR tree-optimization/24351
3671 * tree-ssa-structalias.c (struct variable_info): Add
3673 (get_varinfo_fc): New function to follow collapsing.
3674 (new_var_info): Set collapsed_to to NULL.
3675 (dump_constraint): Follow collapsing.
3676 (build_constraint_graph): Handle collapsing.
3677 (do_simple_structure_copy): Return false if something bad
3679 (collapse_rest_of_var): New function.
3680 (do_structure_copy): Collapse if do_simple_structure_copy returns
3683 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3686 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3687 expressions to a statement list instead of gimplifying them.
3689 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3691 PR rtl-optimization/23585
3692 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3693 that can't trap plus a constant integer, if the mode has zero size.
3695 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3698 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3700 ("*insv<mode>_reg_extimm"): Likewise.
3702 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3705 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3706 c_common_type_for_mode returns an unnamed type.
3708 2005-11-02 Richard Henderson <rth@redhat.com>
3712 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3713 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3714 * function.c (assign_parms): Use calls.internal_arg_pointer.
3715 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3717 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3718 (TARGET_CALLS): Add it.
3719 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3720 * targhooks.c (default_internal_arg_pointer): New.
3721 * targhooks.h (default_internal_arg_pointer): Declare.
3722 * tree.h (dwarf2out_reg_save_reg): Declare.
3723 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3724 * config/i386/i386.c (dbx_register_map): Add return column.
3725 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3726 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3727 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3728 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3729 (ix86_save_reg): Save force_align_arg_pointer.
3730 (ix86_emit_save_regs): Make regno unsigned.
3731 (ix86_emit_save_regs_using_mov): Likewise.
3732 (ix86_expand_prologue): Handle force_align_arg_pointer.
3733 (ix86_expand_epilogue): Likewise.
3734 * config/i386/i386.h: (dbx_register_map): Update.
3735 (dbx64_register_map, svr4_dbx_register_map): Update.
3736 (struct machine_function): Add force_align_arg_pointer.
3737 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3738 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3739 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3741 2005-11-02 Jan Hubicka <jh@suse.cz>
3744 * i386.md: Add peep2 for simplyfing array accesses.
3746 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3749 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3750 * config/s390/s390.c (s390_decompose_shift_count): New function.
3751 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3752 (print_shift_count_operand): Use s390_decompose_shift_count.
3753 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3754 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3756 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3759 * loop.c (loop_givs_rescan): Use force_operand to expand
3762 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3765 * fold-const.c (build_range_check): Use unsigned when signed
3766 overflow is undefined also. If etype is subtype, make sure that
3767 the subtraction is in the supertype.
3769 2005-11-02 Richard Henderson <rth@redhat.com>
3772 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3775 2005-11-01 Richard Henderson <rth@redhat.com>
3778 * loop.c (scan_loop): Do not propagate computations to a hard
3779 register destination with SMALL_REGISTER_CLASSES.
3781 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3783 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3784 costs for MULT inside PLUS or MINUS.
3786 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3788 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3789 (TRAMPOLINE_SIZE): Round up to 60.
3790 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3792 2005-10-31 James E. Wilson <wilson@specifix.com>
3795 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3796 ifdef. Put ifdefs around call in gen_subprogram_die.
3797 (compute_frame_pointer_to_cfa_displacement): Likewise.
3798 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3801 PR rtl-optimization/17356
3802 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3803 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3805 2005-10-31 Jan Hubicka <jh@suse.cz>
3808 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3811 * i386.c (legitimize_pic_address): Deal with large immediates.
3814 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3815 from symbol names while computing checkup.
3818 * predict.c (predict_loops): Do not estimate more than
3819 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3820 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3822 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3824 PR tree-optimization/19097
3825 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3827 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3829 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3831 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3834 * tree-inline.c (setup_one_parameter): If the init_stmt
3835 is NULL, don't insert the statement.
3837 2005-10-30 Jan Hubicka <jh@suse.cz>
3839 PR tree-optimization/24172
3840 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3842 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3844 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3845 constants for hosts with long != 32 bits.
3847 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3850 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3852 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3854 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3855 (TARGET_MS1_16_002): New.
3856 (TARGET_MS1_16_003): New.
3858 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3859 ("*decrement_and_branch_until_zero_no_clobber"): New.
3860 Add corresponding splitter for decrement_and_branch_until_zero
3862 Key all decrement_and_branch_until_zero patterns off of
3865 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3868 * tree-complex.c (extract_component): Treat RESULT_DECL
3869 like the rest of the decls.
3871 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3873 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3874 indirect call to _mcount if the function needs a static chain.
3876 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3877 Caroline Tice <ctice@apple.com>
3879 PR rtl-optimization/24460
3880 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3881 (dwarf2out_switch_text_section): Set it to true instead of
3882 incrementing separate_line_info_table_in_use.
3883 (output_loc_list): Additionally test have_switched_text_sections.
3884 (output_ranges): Likewise.
3885 (dwarf2out_finish): Likewise.
3886 * varasm.c (assemble_start_function): Do not call
3887 insert_section_boundary_note.
3888 (assemble_end_function): If flag_reorder_blocks_and_partition,
3889 switch to the function's section before emitting the .size directive.
3890 * bb-reorder.c (insert_section_boundary_note): Staticify.
3891 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3892 * output.h (insert_section_boundary_note): Delete.
3894 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3897 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3898 instead of pointer equality when comparing types.
3900 2005-10-24 James E. Wilson <wilson@specifix.com>
3902 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3903 add_dependence_list_and_free calls.
3905 2005-10-24 Steven Bosscher <stevenb@suse.de>
3907 * contrib.texi: Add the names of the LLNL folks who donated
3908 Cray pointer support for gfortran.
3910 2005-10-24 Steven Bosscher <stevenb@suse.de>
3912 PR tree-optimization/24225
3913 * profile.c (branch_prob): Look from end to start through a
3914 basic block when looking for a locus.
3916 2005-10-24 Richard Henderson <rth@redhat.com>
3918 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3920 (hppa_expand_prologue): Likewise.
3922 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3924 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3925 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3926 * pa.h (NO_PROFILE_COUNTERS): Define.
3927 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3928 (funcdef_nos): New vector to hold label numbers of deferred profile
3930 (output_deferred_profile_counters): New function.
3931 (hppa_profile_hook): Push label number onto funcdef_nos.
3932 (pa_hpux_file_end): Call output_deferred_profile_counters if
3933 NO_DEFERRED_PROFILE_COUNTERS is false.
3935 * pa-protos.h (get_deferred_plabel): New prototype.
3936 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3938 (output_call): Adjust calls.
3940 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3942 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3943 peculiarity of GOT/TOC section usage.
3945 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3948 * c-common.c (constant_string_class_name): Add documentation.
3950 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3953 * recog.c (peephole2_optimize): Increment peep2_current_count
3954 only when the slot is empty.
3956 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3959 * except.c (output_function_exception_table): Call
3960 assemble_external_libcall if we need a personality function.
3962 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3964 PR rtl-optimization/24460
3965 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3966 set the basic block for barriers.
3968 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3970 * var-tracking.c (vt_initialize): Initialize post.
3972 2005-10-21 Devang Patel <dpatel@apple.com>
3975 * c-common.c (vector_types_convertible_p): Check vector element type.
3977 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3979 * config/sh/sh.c (prepare_move_operands): Handle the address
3980 constant which is a tls symbolic address plus a constant.
3982 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3985 * gcc.c (main): Use the correct counter for erroring out
3986 about mulitple files.
3988 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3991 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3992 use r2 for 64-bit tls .got access.
3994 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3996 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3999 2005-10-20 Steven Bosscher <stevenb@suse.de>
4001 PR tree-optimization/24307
4002 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4004 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4007 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4009 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4010 is ready, stop marking functions, but still mark variables.
4012 2005-10-20 Richard Guenther <rguenther@suse.de>
4015 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4018 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4020 PR rtl-optimization/23585
4021 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4022 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4023 (may_trap_p_1): New predicate extracted from...
4024 (may_trap_p): ... here. Invoke may_trap_p_1.
4025 (may_trap_or_fault_p): New predicate.
4026 * rtl.h (may_trap_or_fault_p): Declare it.
4027 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4028 instead of may_trap_p.
4029 (steal_delay_list_from_fallthrough): Likewise.
4030 (fill_simple_delay_slots): Likewise.
4031 (fill_slots_from_thread): Likewise.
4032 * function.c (pad_to_arg_alignment): Rework comment about
4033 SPARC_STACK_BOUNDARY_HACK.
4034 * config/sparc/sparc.h: Likewise.
4036 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4038 * config/s390/s390.c (s390_expand_insv): New.
4039 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4040 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4041 ("icm_hi"): Remove mode attribute.
4042 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4044 ("*extracthi", "*extractqi"): Remove.
4045 (extv<mode>", "*extzv<mode>"): New.
4046 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4047 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4049 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4051 * cfgexpand.c (discover_nonconstant_array_refs_r,
4052 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4053 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4054 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4055 discover_nonconstant_array_refs.
4057 2005-10-19 Steven Bosscher <stevenb@suse.de>
4060 * c-decl.c (pop_scope): Don't warn about an unused variable
4061 if it is marked with TREE_NO_WARNING.
4062 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4063 somenow mismatch and olddecl is to be replaced.
4065 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4068 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4069 whether registers live on the edge can be saved/restored.
4071 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4073 * config/sh/sh.c (fixup_mova): Skip notes.
4075 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4077 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4078 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4079 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4080 (s390_initial_elimination_offset): Likewise.
4081 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4082 register on TARGET_ZARCH targets.
4083 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4084 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4085 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4086 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4088 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4090 * config/s390/s390.md: Comment describing output modifiers updated.
4091 * config/s390/s390.c (print_operand): Likewise.
4093 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4095 * config/s390/s390.c (override_options): Added check for -mstack-size
4097 * doc/invoke.texi: Mention that limit in the documenation.
4099 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4102 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4104 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4106 Fix PR tree-optimization/24231
4108 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4109 (compute_avail): Ditto.
4111 2005-10-18 Richard Henderson <rth@redhat.com>
4114 * config/i386/i386.c (legitimate_constant_p): Check
4115 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4117 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4118 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4119 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4121 (print_operand_address): Likewise.
4122 * config/i386/predicates.md (x86_64_immediate_operand): Test
4123 SYMBOL_REF_TLS_MODEL properly inside CONST.
4124 (x86_64_zext_immediate_operand): Likewise.
4125 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4126 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4127 * config/i386/i386-protos.h: Remove predicates.md entries.
4129 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4131 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4132 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4134 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4135 Ian Lance Taylor <ian@airs.com>
4138 * fold-const.c (fold_widened_comparison): Do not allow range based
4139 constant folding when right operand cannot be unwidened.
4141 2005-10-17 Richard Henderson <rth@redhat.com>
4143 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4144 with a memory clobber.
4146 2005-10-17 James E Wilson <wilson@specifix.com>
4148 PR rtl-optimization/17356
4149 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4150 checking for EDGE_EH.
4152 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4154 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4155 the slot on an even boundary for any type with 16-byte alignment.
4157 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4160 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4161 after register allocation.
4163 2005-10-17 DJ Delorie <dj@redhat.com>
4165 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4168 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4171 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4174 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4176 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4177 to 2 if it's already non-zero.
4178 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4179 is set and warn about it if flag_schedule_insns is 1.
4181 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4183 * config/crx/crx.md: Compare-and-branch instructions need to
4186 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4189 * config/i386/i386.md (*pushdi2_rex64 splitter)
4190 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4191 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4192 flow2 pass only when (optimize > 0 && flag_peephole2).
4194 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4197 * gcc.c (have_c): New static variable.
4199 (process_command): Remove declation of have_c.
4200 Set have_o to 1 when handling -o.
4201 (main): Add a fatel error if there are multiple
4202 files specified and -o and -c/-S is passed witout
4203 -combine or multiple languages.
4205 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4207 Fix PR tree-optimization/22444
4208 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4209 Assert that we don't hit something with subvars.
4210 (setup_pointers_and_addressables): Don't add things with subvars,
4211 because we'll already process the subvars for aliasing purposes.
4213 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4216 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4217 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4218 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4219 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4220 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4221 swapped, alternatives for the R constraint.
4224 * builtins.c (get_builtin_sync_mode): Make unlimited
4225 mode_for_size request.
4227 2005-10-15 Richard Henderson <rth@redhat.com>
4229 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4230 (gimplify_expr): ... here.
4231 (gimplify_compound_lval): Use it in initial scan loop. Allow
4232 fb_lvalue in base expression.
4234 2005-10-15 Richard Henderson <rth@redhat.com>
4237 * builtins.c (expand_builtin_trap): Export.
4238 * expr.h (expand_builtin_trap): Declare.
4239 * expr.c (expand_assignment): Emit a trap for integral offsets
4240 from registers that weren't reduced to bitpos.
4242 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4243 (mark_array_ref_addressable): Remove.
4244 * tree-flow.h (mark_array_ref_addressable): Remove.
4245 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4247 2005-10-15 James E Wilson <wilson@specifix.com>
4250 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4251 (add_dependence_list_and_free): Likewise.
4252 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4255 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4259 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4260 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4262 (vrp_visit_phi_node): Only prevent infinite iterations when
4263 the previous result and the new result are both VR_RANGEs.
4265 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4267 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4270 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4273 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4276 2005-10-14 Per Bothner <per@bothner.com>
4278 PR preprocessor/21250
4279 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4281 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4284 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4285 overflow flags. Refactor some conditionals.
4287 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4290 * tree-dfa.c (add_referenced_var): Only look at decls which
4291 have TREE_CONSTANT or TREE_READONLY set instead of if
4292 !TREE_PUBLIC or !TREE_CONSTANT.
4294 2005-10-13 James E Wilson <wilson@specifix.com>
4296 * doc/invoke.texi: For -x, add f95-cpp-input.
4297 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4299 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4301 PR tree-optimization/24262
4302 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4303 in loop all the time.
4305 2005-10-12 Richard Henderson <rth@redhat.com>
4308 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4309 * function.c (assign_parm_find_data_types): Don't support it.
4310 * print-tree.c (print_node): Likewise.
4311 * c-common.c (handle_transparent_union_attribute): Likewise.
4312 Use build_duplicate_type.
4313 * tree-inline.c (remap_type_1): Split out of remap_type;
4314 properly remap aggregate fields.
4315 (build_duplicate_type): New.
4316 * doc/extend.texi (Variable Attributes): Remove documentation
4317 for transparent_union.
4319 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4322 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4323 (gen_stack_pointer_dec): Likewise.
4325 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4329 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4331 (struct cxx): Add adjust_class_at_definition target hook.
4332 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4333 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4334 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4335 hook_void_tree. Add to TARGET_CXX.
4336 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4338 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4339 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4340 instead of attribute. Check for dllexport override. Warn if
4341 inconsistent dll linkage. Don't lose old dllimport if decl has
4342 had address referenced. Tweak lookup of dllimport atribute.
4343 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4344 for target specific rules. Don't add dllimport attribute if
4345 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4346 dllimport attribute.
4347 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4348 * varasm.c (initializer_constant_valid_p): Replace
4349 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4353 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4354 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4355 (i[34567]86-*-mingw32*): Likewise.
4357 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4358 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4360 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4361 C++-specific code. Change return value to bool.
4362 (i386_pe_dllimport_p): Likewise.
4363 (associated_type): Simplify and make language-independent
4364 (i386_pe_encode_section_info): Replace override of ambiguous
4365 dllimport symbol refs with a gcc_assert.
4366 (i386_pe_valid_dllimport_attribute_p): Define.
4367 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4368 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4369 i386_pe_adjust_class_at_definition.
4370 * config/i386/winnt-stubs.c: New file. Define stub versions of
4371 lang-specific functions.
4372 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4373 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4374 i386_pe_adjust_class_at_definition.
4375 (i386_pe_valid_dllimport_attribute_p): Declare.
4376 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4377 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4378 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4381 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4382 dllimport attribute with test of DECL_DLLIMPORT_P.
4384 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4386 * combine.c (make_extraction): Correct offset computation.
4388 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4390 * config/cris/t-linux (LIMITS_H_TEST): Define.
4392 2005-10-12 Richard Henderson <rth@redhat.com>
4395 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4397 2005-10-12 Richard Guenther <rguenther@suse.de>
4399 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4401 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4404 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4405 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4408 2005-10-12 Richard Guenther <rguenther@suse.de>
4411 * varasm.c (output_constant): Correct typo from previous
4414 2005-10-11 Ian Lance Taylor <ian@airs.com>
4416 PR rtl-optimization/13931
4417 * combine.c: Revert patch of 2003-05-14, and:
4418 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4419 completely killed in the appropriate insn.
4420 (distribute_notes): Don't skip multiple hard register test for
4421 elim_i1 and elim_i2.
4423 2005-10-11 Richard Henderson <rth@redhat.com>
4426 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4427 to initialize a transparent union instead of a nop_expr.
4429 2005-10-11 Richard Henderson <rth@redhat.com>
4431 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4432 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4433 (tree_ssa_dce_loop): Call scev_reset.
4436 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4437 * tree-ssa-dce.c: Include cfgloop.h.
4438 (tree_ssa_dce_loop, pass_dce_loop): New.
4439 * tree-pass.h (pass_dce_loop): Declare it.
4440 * passes.c (init_optimization_passes): Use it.
4442 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4445 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4446 Only apply the optimization for rounding builtins if the inner
4447 cast is also an extension.
4449 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4452 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4453 mark_new_vars_to_rename instead of update_stmt.
4455 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4457 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4459 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4461 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4462 for setting MMX register to 0 rather than mmx.
4464 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4467 * configure.ac: Move gas check from mips specific case to common case.
4468 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4469 * configure: Regenerate
4470 * doc/install.texi: Update.
4472 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4475 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4477 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4479 * gcc.c (do_spec_1): Accept numeric characters in file name
4482 2005-10-10 Nick Clifton <nickc@redhat.com>
4484 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4485 describing the deleted arm_gen_rotated_half_load function.
4487 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4489 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4492 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4494 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4496 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4497 (EXTRA_MULTILIB_PARTS): Define.
4498 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4499 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4500 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4501 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4502 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4503 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4505 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4507 PR tree-optimization/24226
4508 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4509 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4510 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4513 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4515 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4517 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4520 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4521 Rewrite for no need for the early clobber.
4523 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4525 Merge from csl-arm-branch:
4526 2005-09-07 Paul Brook <paul@codesourcery.com>
4527 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4530 2005-04-30 Paul Brook <paul@codesourcery.com>
4531 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4532 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4534 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4535 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4536 (arm_override_options): Use TARGET_AAPCS_BASED.
4537 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4538 (PTRDIFF_TYPE): Use int for AAPCS.
4539 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4540 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4541 (DEFAULT_SHORT_ENUMS): Delete.
4542 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4544 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4545 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4546 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4547 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4549 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4550 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4552 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4553 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4555 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4556 * config.gcc (arm*-*-linux-gnueabi): Add it.
4557 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4559 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4560 * config/arm/linux-eabi.h: New file.
4561 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4562 (LINUX_TARET_LINK_SPEC): Likewise.
4563 (LINK_SPEC): Use it.
4564 * config/arm/t-linux-eabi: New file.
4566 2005-10-08 Steven Bosscher <stevenb@suse.de>
4569 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4571 (PARAM_SMS_DFA_HISTORY): Likewise.
4573 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4576 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4577 (load_register_parameters): Call it.
4578 (check_sibcall_argument_overlap_1): Likewise.
4579 (store_one_arg): Likewise.
4581 2005-10-07 James E. Wilson <wilson@specifix.com>
4583 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4584 DImode not VECINT24 for operand 2.
4587 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4591 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4592 fr_spill): Use destination_operand for operand 0.
4594 2005-10-07 DJ Delorie <dj@redhat.com>
4596 * varasm.c (output_constant): Limit error to expanding
4599 2005-10-07 Richard Guenther <rguenther@suse.de>
4602 * fold-const.c (fold_binary): Fix operand types during folding
4603 of X op (A, Y). Evaluation order of the side-effects of
4604 X and A are frontend-defined, so ensure we honour that even for
4605 tcc_comparison class operands; eased by removing duplicate code.
4607 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4609 * stor-layout.c (layout_type): Do not allow alignment of array
4610 elements to be greater than their size.
4612 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4614 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4616 (hppa*-*-linux*): Ditto.
4617 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4618 * config/host-hpux.c: New.
4619 * config/x-hpux: New.
4620 * config/pa/x-hpux: Remove.
4621 * config/pa/x-linux: Remove.
4622 * config/pa/pa-host.c: Remove.
4624 2005-10-07 Jeff Law <law@redhat.com>
4626 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4627 determine whether or not to try and thread outgoing edges.
4629 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4631 * config/rs6000/rs6000.md (eqsi_power): New.
4632 (neg_eq0si): Add TARGET_POWER to final condition.
4635 2005-10-06 Richard Henderson <rth@redhat.com>
4637 * config/rs6000/rs6000.c: Revert last change.
4639 2005-10-06 Richard Henderson <rth@redhat.com>
4641 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4642 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4644 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4648 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4649 out return_label and naked_return_label.
4651 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4653 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4656 2005-10-06 Richard Henderson <rth@redhat.com>
4659 * tree-inline.c (declare_return_variable): Handle modify_dest not
4662 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4664 Fix PR tree-optimization/22488
4665 * tree-ssa-structalias.c (check_for_overlaps): New function.
4666 (create_variable_info_for): Use it.
4668 2005-10-06 Richard Henderson <rth@redhat.com>
4671 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4672 (dwarf2out_start_source_file): Print it.
4674 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4676 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4678 2005-10-06 Richard Henderson <rth@redhat.com>
4681 * mode-switching.c (optimize_mode_switching): Clear transp bit
4682 for block with incomming abnormal edges.
4684 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4685 (fpscr_set_from_mem): Use them.
4686 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4687 (fpscr postinc splitters): Rewrite as peephole2+split.
4689 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4691 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4692 (eq<mode>_compare): Same.
4694 2005-10-06 Richard Guenther <rguenther@suse.de>
4696 PR tree-optimization/24238
4697 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4699 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4701 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4702 here. Use AC_PATH_PROG for environment variables instead of
4704 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4706 * configure: Regenerated.
4708 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4711 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4712 then force it into a register.
4713 (call_value): Likewise.
4715 2005-10-06 Richard Henderson <rth@redhat.com>
4718 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4719 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4720 under pass_vectorize.
4722 2005-10-05 Devang Patel <dpatel@apple.com>
4725 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4726 handling constants. Check NAMESPACE_DECL context for constants.
4728 2005-10-05 Eric Christopher <echristo@apple.com>
4730 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4732 2005-10-05 Richard Henderson <rth@redhat.com>
4735 * tree-cfg.c (mark_array_ref_addressable_1): New.
4736 (mark_array_ref_addressable): New.
4737 * tree-flow.h (mark_array_ref_addressable): Declare.
4738 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4740 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4744 * reload.c (subst_reloads): When adding a REG_LABEL to a
4745 jump instruction, also update JUMP_LABEL.
4747 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4749 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4750 * bb-reorder.c (copy_bb_p): Use it.
4751 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4753 2005-10-05 Richard Henderson <rth@redhat.com>
4756 * toplev.c (process_options): Warn about unsupported combinations
4757 of unwind tables and omit-frame-pointer.
4758 * config/i386/i386.c (override_options): Similarly. Enable
4759 accumulate-outgoing-args if not explicitly disabled.
4761 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4763 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4764 Handle big endian vs. small endian.
4765 (vec_initv2sf): Handle big endian vs. small endian.
4766 (*vec_extractv2sf_1): Ditto.
4768 2005-10-05 Dale Johannesen <dalej@apple.com>
4770 * convert.c (convert_to_real): Don't convert
4771 (float)floor(double d) to floorf((float)d).
4773 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4775 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4777 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4779 PR tree-optimization/18587
4780 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4781 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4782 build_vuses): Change to VEC type.
4783 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4784 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4785 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4786 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4787 (get_name_decl): New. Return DECL_UID of base variable.
4788 (operand_build_cmp): New. qsort comparison routine.
4789 (operand_build_sort_virtual): New. Sort virtual build vector.
4790 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4791 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4792 (FINALIZE_BASE): Use get_name_decl.
4793 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4794 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4795 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4796 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4797 direct VEC_* manipulations.
4798 (build_ssa_operands): Call operand_build_sort_virtual.
4799 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4800 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4801 with direct VEC_* manipulations.
4802 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4803 with direct VEC manipulations.
4805 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4807 PR tree-optimization/21419
4808 PR tree-optimization/24146
4809 PR tree-optimization/24151
4811 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4812 (build_asm_expr): Call it if outputs are read-only.
4813 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4815 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4816 Paolo Bonzini <bonzini@gnu.org>
4820 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4821 enable the instructions and not just the built-ins.
4822 * doc/invoke.texi (x86 Options): Likewise.
4824 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4826 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4828 * doc/invoke.texi (Option Summary): Correct spelling
4829 of -mmacosx-version-min.
4831 2005-10-04 Devang Patel <dpatel@apple.com>
4833 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4836 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4838 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4839 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4841 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4843 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4844 ("TE","tg"): New mode attributes.
4845 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4846 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4847 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4848 dword_mode and one for GPRmode.
4850 2005-10-04 Ian Lance Taylor <ian@airs.com>
4852 PR preprocessor/13726
4853 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4854 any comments passed in.
4856 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4858 * tree.c (annotate_with_file_line): Fix typo.
4860 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4863 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4864 type used to access data in the inlined length == 1 case, use
4865 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4866 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4868 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4870 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4871 TARGET_SSE3 and only for TARGET_80387.
4872 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4873 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4874 Do not depend on TARGET_80387.
4876 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4878 * tree.c (last_annotated_node): Change type to location_t*.
4879 (annotate_with_file_line): Reflect the change of
4880 last_annotated_node type.
4882 2005-10-04 Richard Guenther <rguenther@suse.de>
4885 * c-decl.c (grokdeclarator): Don't write to fields
4888 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4891 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4893 * varasm.c (make_decl_rtl): If a register variable does not
4894 have a set user assmbler name, error out.
4895 Decode the asmspec is now name+1 bypassing '*'.
4897 2005-10-04 Steven Bosscher <stevenb@suse.de>
4899 PR tree-optimization/23049
4900 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4901 of a COND_EXPR is folded before calling fold on the whole rhs of a
4902 conditional assignment.
4903 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4904 document that a COND_EXPR may appear there.
4906 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4909 * tree-vrp.c (extract_range_from_assert): If the new numeric
4910 range created out of the assertion contradicts the existing
4911 numeric range of the ASSERT_EXPR variable, make the new range
4914 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4916 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4917 from T_REGS to FP register class.
4919 2005-10-03 Richard Henderson <rth@redhat.com>
4922 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4923 before creating a new one.
4925 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4927 * config/rs6000/t-aix43 (LDFLAGS): New.
4928 * config/rs6000/t-aix52 (LDFLAGS): New.
4930 2005-10-03 Ian Lance Taylor <ian@airs.com>
4932 * gimplify.c (find_single_pointer_decl_1): New static function.
4933 (find_single_pointer_decl): New static function.
4934 (internal_get_tmp_var): For a formal variable, set restrict base
4935 information if appropriate.
4936 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4938 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4939 (DECL_GET_RESTRICT_BASE): Define.
4940 (SET_DECL_RESTRICT_BASE): Define.
4941 (decl_restrict_base_lookup): Declare.
4942 (decl_restrict_base_insert): Declare.
4943 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4944 * tree.c (restrict_base_for_decl): New static variable.
4945 (init_ttree): Initialize restrict_base_for_decl.
4946 (copy_node_stat): Copy restrict base information.
4947 (decl_restrict_base_lookup): New function.
4948 (decl_restrict_base_insert): New function.
4949 (print_restrict_base_statistics): New static function.
4950 (dump_tree_statistics): Call print_restrict_base_statistics.
4952 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4955 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4956 case of anti-ranges.
4958 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4961 * c-typeck.c (tagged_tu_seen): Rename to ...
4962 (tagged_tu_seen_cache): this and add val field.
4963 (comptypes): Move functional to comptypes_internal
4964 and free tagged_tu_seen.
4965 (comptypes_internal): New function and call comptypes_internal
4966 instead of comptypes. Speed up by sibcalling
4967 tagged_types_tu_compatible_p.
4968 (alloc_tagged_tu_seen): New function
4969 (free_all_tagged_tu_seen_up_to): New function.
4970 (tagged_types_tu_compatible_p): Return the val of the seen two
4972 Add that the two types are the same to tagged_tu_seen_base
4973 if they are and call comptypes_internal instead of comptypes.
4974 <case UNION_TYPE>: Speed up common type where the fields are
4976 (function_types_compatible_p): Call comptypes_internal instead of
4978 (type_lists_compatible_p): Likewise.
4979 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4981 2005-10-02 Matthias Klose <doko@debian.org>
4983 * doc/invoke.texi: Fix typo and speling error.
4985 2005-10-01 Richard Henderson <rth@redhat.com>
4987 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4989 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4991 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4992 using --start-group and --end-group.
4994 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4996 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4997 FIXME note regarding quirky semantics.
4999 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5002 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5003 non-null range as a last resort.
5005 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5006 Diego Novillo <dnovillo@redhat.com>
5009 * tree-vrp.c (extract_range_from_assert): For !=
5010 assertions, only build an anti-range if LIMIT is a
5011 single-valued range.
5013 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5015 * arm.md (movqi): On thumb when optimizing, handle loading from
5016 memory by describing this as taking a subreg of a zero-extended load
5017 into an SImode register.
5020 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5022 * reload1.c (merge_assigned_reloads): Do not change any
5023 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5025 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5027 * Makefile.in (LIPO_FOR_TARGET): Define.
5028 (STRIP_FOR_TARGET): Define.
5030 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5031 before creating new ones. Do symlinks before creating the actual
5034 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5035 to work out which multilibs are actually being built.
5037 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5039 * tree-vect-transform.c, config/ms1/ms1.md,
5040 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5041 Follow spelling conventions.
5042 * doc/invoke.texi, doc/md.texi: Fix typos.
5044 2005-09-30 Andrew Macleod <amacleod@redat.com>
5046 PR tree-optimization/21430
5047 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5048 use operands, and set stmt pointer if need be.
5049 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5050 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5053 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5056 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5058 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5060 * optabs.c (expand_binop): Initialize first_pass_p.
5062 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5065 * c-decl.c (c_write_global_declarations_1): If any
5066 wrapup_global_declaration_2 call returned true, restart the loop.
5068 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5070 Fix PR tree-optimization/24117
5071 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5072 before considering whether to use anyoffset.
5074 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5078 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5080 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5082 (swap_commutative_operands_with_target): New.
5084 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5087 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5090 2005-09-29 Steven Bosscher <stevenb@suse.de>
5092 PR tree-optimization/23911
5093 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5094 and IMAGPART_EXPR too.
5096 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5099 * expmed.c (expand_shift): Move logic to reverse rotation
5100 direction when rotating by constants ...
5101 * optabs.c (expand_binop): ... here.
5102 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5103 (ix86_rotrdi3): New pattern.
5104 (rotldi3): Handle 32-bit mode.
5105 (ix86_rotldi3): New pattern.
5107 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5110 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5111 check for numbers that need no bit twiddle.
5113 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5115 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5116 multilib to be built.
5118 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5119 (stage1-start): Delete old libgcc and libunwind before moving
5120 anything into the stage directory.
5121 (stage2-start): Likewise.
5122 (stage3-start): Likewise.
5123 (stage4-start): Likewise.
5124 (stageprofile-start): Likewise.
5125 (stagefeedback-start): Likewise.
5126 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5127 header in tm_file and CPU-specific t-darwin in tmake_file.
5128 (i[34567]86-*-darwin*): Don't change tm_file.
5129 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5130 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5131 shared library stub for target OS version.
5132 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5133 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5134 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5135 (libgcc_s.%.dylib): New.
5137 (install-darwin-libgcc-stubs): New.
5138 (INSTALL_LIBGCC): New append.
5139 * config/i386/darwin-libgcc.10.4.ver: New.
5140 * config/i386/darwin-libgcc.10.5.ver: New.
5141 * config/i386/t-darwin: New.
5142 * config/rs6000/darwin-libgcc.10.4.ver: New.
5143 * config/rs6000/darwin-libgcc.10.5.ver: New.
5144 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5145 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5147 2005-09-28 Paul Brook <paul@codesourcery.com>
5149 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5152 2005-09-28 Richard Guenther <rguenther@suse.de>
5154 PR tree-optimization/23853
5155 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5156 host_integerp to verify misalignment value.
5158 2005-09-28 Richard Henderson <rth@redhat.com>
5160 * builtins.c (get_builtin_sync_mode): New.
5161 (expand_builtin_sync_operation): Pass in mode argument.
5162 (expand_builtin_compare_and_swap): Likewise.
5163 (expand_builtin_lock_test_and_set): Likewise.
5164 (expand_builtin_lock_release): Likewise.
5165 (expand_builtin): Update to match.
5167 2005-09-28 Nick Clifton <nickc@redhat.com>
5169 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5170 formatting. Add check to PLUS case to ensure that the offset is
5171 within an acceptable range.
5173 * config/v850/v850.md (casesi): Disable the generation of the
5174 switch pattern as it is not being handled properly at the moment.
5176 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5177 for when the high words are identical.
5179 2005-09-27 Richard Henderson <rth@redhat.com>
5181 * pretty-print.c (pp_base_format): Fix typo for %>.
5183 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5184 Devang Patel <dpatel@apple.com>
5186 PR tree-optimization/23625
5187 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5188 LABEL_EXPR, assertion check.
5190 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5192 * optabs.c (no_conflict_move_test): Check if a result of a
5193 to-be-moved insn would be clobbered by an originally
5196 2005-09-27 Jeff Law <law@redhat.com>
5198 * passes.c (init_optimization_passes): Replace copy propagation
5199 passes immediately after DOM with phi-only copy propagation
5200 pases. Add phi-only copy propagation pass after first DOM pass.
5201 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5202 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5203 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5204 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5205 to init_copy_prop. Callers updated.
5206 (do_phi_only_copy_prop): New function.
5207 (pass_phi_only_copy_prop): New pass descriptor.
5209 2005-09-27 Nick Clifton <nickc@redhat.com>
5211 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5213 2005-09-26 Jason Merrill <jason@redhat.com>
5216 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5218 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5220 2005-09-26 James E Wilson <wilson@specifix.com>
5222 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5223 copyright. Add gcc copyright plus libgcc exception.
5224 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5226 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5228 2005-09-26 Jeff Law <law@redhat.com>
5230 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5231 about when to iterate.
5233 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5236 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5237 for __complex__ double in -mcpu=G5 mode.
5239 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5241 PR tree-optimization/23942
5242 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5243 * tree-scalar-evolution.c: Include params.h.
5245 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5246 follow_ssa_edge_in_condition_phi_branch,
5247 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5248 Change return type to t_bool. Use a parameter to limit the size of
5249 trees that are walked before stopping
5250 (analyze_evolution_in_loop): Initialize the limit to 0.
5251 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5252 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5254 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5257 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5258 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5260 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5262 * combine.c (make_extraction): Check for valid use of subreg.
5264 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5267 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5268 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5269 ("fist<mode>2_with_temp"): Use only register operands.
5271 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5273 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5274 CALL_INSN_FUNCTION_USAGE.
5276 2005-09-26 Richard Guenther <rguenther@suse.de>
5279 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5280 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5281 (ldst_entry): Use the hashtable instead of list-walking.
5282 (find_rtx_in_ldst): Likewise.
5283 (free_ldst_entry): Free the hashtable.
5284 (compute_ld_motion_mems): Create the hashtable.
5285 (trim_ld_motion_mems): Remove entry from hashtable if
5286 removing it from list.
5287 (compute_store_table): Likewise^2.
5288 (store_motion): Free hashtable in case we did not see
5291 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5293 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5294 and arg1 if we are passing them to fold_build2.
5296 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5299 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5302 2005-09-25 Richard Henderson <rth@redhat.com>
5304 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5305 SYMBOL_REF_TLS_MODEL to be correct.
5307 2005-09-24 Richard Henderson <rth@redhat.com>
5309 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5310 end of function. Reindent.
5312 2005-09-24 Ian Lance Taylor <ian@airs.com>
5314 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5315 NEGATE_EXPR/BIT_NOT_EXPR case.
5317 2005-09-24 Richard Henderson <rth@redhat.com>
5319 * c-common.c (handle_mode_attribute): When not modifying in place,
5320 create subtypes for enumerations.
5321 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5322 * gimplify.c (create_tmp_from_val): Likewise.
5324 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5326 * config/i386/i386.md (*tls_global_dynamic_64,
5327 *tls_local_dynamic_base_64): Add missing mode to call.
5328 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5330 2005-09-24 Jan Hubicka <jh@suse.cz>
5332 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5333 (cgraph_clone_node): Likewise.
5334 * cgraph.h (cgraph_clone_edge): Update prototype.
5335 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5336 duplicated prototypes; add updating argument.
5337 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5338 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5340 (cgraph_mark_inline_edge): Likewise.
5341 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5342 (cgraph_flatten_node): Likewise.
5343 (cgraph_decide_recursive_inlining): Likewise.
5344 (cgraph_decide_inlining_of_small_function): Likewise.
5345 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5347 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5348 Pete Steinmetz <steinmtz@us.ibm.com>
5350 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5351 (rldic.): Set type to "compare".
5353 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5354 mfjmpr for MFCTR/MFLR.
5355 (movdf_hardfloat64): Same.
5356 (movdf_softfloat64): Same. Correct order of store and move types.
5357 (movti_string): Set type to store_ux/load_ux.
5358 (load_multiple): Set type to load_ux.
5359 (store_multiple): Set type to store_ux.
5360 (movmemsi): Set type to store_ux.
5361 (output_cbranch direct_return): Set type to jmpreg.
5362 (stmw): Set type to store_ux.
5363 (lmw): Set type to load_ux.
5364 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5365 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5366 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5367 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5368 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5369 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5370 (rios1-fpstore): Increase latency to 3.
5371 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5372 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5374 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5375 Andrew Pinski <pinskia@physics.uc.edu>
5377 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5378 operand2 constraint to "b".
5379 (sync_<fetchop_name>di_internal): Same.
5380 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5382 (sync_old_<fetchop_name>di_internal): Same.
5383 (sync_new_<fetchop_name>si_internal): Same.
5384 (sync_new_<fetchop_name>di_internal): Same.
5386 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5389 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5390 case, define as macros.
5392 PR rtl-optimization/23837
5393 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5394 clobber / clobber match between dest and p->first.
5396 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5397 (no_conflict_move_test): Update comments.
5399 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5401 * doc/install.texi: Update URL for Jacks.
5402 * doc/sourcebuild.texi: Likewise.
5404 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5407 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5408 registers when choosing register preferences.
5409 (movdf_hardfloat64): Same.
5411 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5413 * expmed.c (expand_shift): Don't use the target of the rotate as
5414 target for the first expanded shift insn.
5415 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5417 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5419 PR tree-optimization/22438
5420 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5421 preserved iv rhs rewriting specially.
5423 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5425 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5426 estimate_only is true.
5427 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5428 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5429 tree-ssa-structalias.c
5430 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5431 ref_contains_indirect_ref.
5432 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5434 2005-09-21 DJ Delorie <dj@redhat.com>
5436 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5438 (mn10300_return_in_memory): Support variable size types also.
5439 (mn10300_pass_by_reference): Likewise.
5440 (mn10300_function_value): New.
5441 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5442 (FUNCTION_OUTGOING_VALUE): Likewise.
5443 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5444 * doc/invoke.texi: Document it.
5446 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5449 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5450 force integer op1 into register for XFmode compares.
5452 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5455 * expmed.c (alg_code): Add alg_impossible.
5456 (alg_hash_entry): Add cost.
5457 (synth_mult): Record alg_impossible in the hash table if
5458 multiplication by a given integer is impossble within the
5459 limit. Speed up using alg_impossible.
5461 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5463 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5464 argument. Allow and set any offset if needs_anyoffset is passed
5466 (get_constraint_for): Add argument here too.
5468 (do_structure_copy): Pass NULL to get_constraint_for.
5469 (handle_ptr_arith): Ditto.
5470 (find_func_aliases): Ditto.
5472 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5474 PR rtl-optimization/23898
5475 * output.h (get_attr_min_length): Declare.
5476 * final.c (get_attr_length_1): New function, broken out of:
5478 (get_attr_min_length): New function.
5479 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5480 (duplicate_computed_gotos): Likewise.
5481 * genattr.c (insn_min_length): Generate declaration.
5482 * genattrtab.c (min_fn, min_attr_value): New functions.
5483 (make_length_attrs): Generate insn_min_length.
5485 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5487 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5489 2005-09-20 Richard Henderson <rth@redhat.com>
5491 PR tree-optimization/24059
5492 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5495 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5497 * c.opt (fextended-identifiers): New.
5498 * c-opts.c (c_common_handle_option): Handle
5499 -fextended-identifiers.
5500 * doc/cpp.texi: Update documentation of extended identifiers.
5501 * doc/cppopts.texi (-fextended-identifiers): Document.
5503 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5505 PR tree-optimization/23929
5506 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5509 PR tree-optimization/23818
5510 * tree-stdarg.c (execute_optimize_stdarg): Call
5511 calculate_dominance_info.
5513 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5515 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5516 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5517 (compute_overlap_steps_for_affine_1_2): Use
5518 get_number_of_iters_for_loop.
5519 (analyze_subscript_affine_affine): Check whether difference is
5521 Use get_number_of_iters_for_loop.
5522 Check whether overlap occurs outside of bounds.
5523 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5525 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5527 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5528 base register if possible.
5530 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5532 PR tree-optimization/18463
5533 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5534 converting it directly is not possible.
5535 (chrec_convert_aggressive): New function.
5536 * tree-chrec.h (chrec_convert_aggressive): Declare.
5537 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5538 Fold chrec conversions aggressively if asked to.
5539 (instantiate_parameters): Modified because of changes in
5540 instantiate_parameters_1.
5542 2005-09-19 Richard Henderson <rth@redhat.com>
5544 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5545 (reduc_splus_v2df): New.
5547 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5549 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5550 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5552 2005-09-19 Richard Henderson <rth@redhat.com>
5554 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5557 2005-09-19 Richard Henderson <rth@redhat.com>
5559 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5560 (ia64_expand_dot_prod_v8qi): New.
5561 * config/ia64/ia64-protos.h: Update.
5562 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5563 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5564 sdot_prodv8qi, sdot_prodv4hi): New.
5565 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5567 2005-09-19 Richard Henderson <rth@redhat.com>
5570 * real.c (exact_real_truncate): Return false if the format cannot
5571 represent the number as a normal.
5573 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5574 for a memory source.
5576 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5578 * tree-ssa-operands.c (swap_tree_operands): Export.
5579 * tree.h (swap_tree_operands): Declare.
5580 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5581 Call swap_tree_operands.
5583 2005-09-19 Richard Henderson <rth@redhat.com>
5585 * tree-flow.h (merge_alias_info): Declare.
5586 * tree-ssa-copy.c (merge_alias_info): Export.
5587 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5588 (vect_create_data_ref_ptr): Use create_iv directly.
5589 (vectorizable_load): Use correct types for integer constants.
5590 (vect_generate_tmps_on_preheader): Likewise.
5591 (vect_gen_niters_for_prolog_loop): Likewise.
5593 2005-09-19 Steven Bosscher <stevenb@suse.de>
5595 PR rtl-optimization/23943
5596 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5598 2005-09-18 Jan Hubicka <jh@suse.cz>
5600 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5602 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5604 * varasm.c (output_constant): Do not abort on conversions to union
5605 types between different sizes.
5607 2005-09-18 Richard Guenther <rguenther@suse.de>
5610 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5613 2005-09-18 Paul Brook <paul@codesourcery.com>
5615 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5617 2005-09-17 Richard Henderson <rth@redhat.com>
5619 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5620 * tree-ssa-loop.c (pass_vect_dce): Remove.
5621 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5624 2005-09-17 Richard Henderson <rth@redhat.com>
5626 * tree-pass.h (pass_vect_dce): Declare.
5627 * passes.c (init_optimization_passes): Add it.
5628 * tree-flow.h (tree_ssa_dce): Declare.
5629 * tree-ssa-dce.c (tree_ssa_dce): Export.
5630 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5631 (gate_tree_vectorize): ... here.
5632 (pass_vect_dce): New.
5634 2005-09-17 Jan Hubicka <jh@suse.cz>
5636 * except.c (struct eh_status): Turn region_array into vec.
5637 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5638 convert_from_eh_region_ranges, find_exception_handler_labels,
5639 current_function_has_exception_handlers, assign_filter_values,
5640 build_post_landing_pads, dw2_build_landing_pads,
5641 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5642 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5643 foreach_reachable_handler, can_throw_internal_1,
5644 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5646 (duplicate_eh_region_1): Update region_array.
5647 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5649 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5652 * expmed.c (expand_mult): Substitute simple register for op0 when
5655 2005-09-17 Richard Henderson <rth@redhat.com>
5657 * expr.c (emit_move_via_integer): Add force argument, pass it on
5658 to emit_move_change_mode. Update callers.
5659 (emit_move_complex): Pass true to new force argument.
5660 * function.c (expand_function_end): Move expand_eh_return call
5661 earlier. Merge sub-word complex values into a pseudo before
5662 copying to the return hard register.
5664 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5666 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5667 between different sizes.
5669 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5673 * passes.c (init_optimization_passes): Register dump files for
5676 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5678 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5679 * config/s390/s390.c (s390_overlap_p): New function.
5680 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5681 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5684 2005-09-16 Richard Guenther <rguenther@suse.de>
5686 * ipa-pure-const.c (static_execute): Free auxiliar information.
5687 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5688 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5690 2005-09-15 DJ Delorie <dj@redhat.com>
5692 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5694 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5696 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5698 (swap_commutative_operands_with_target): New.
5700 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5702 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5705 (estimate_iters_using_array): New function.
5706 * tree-data-ref.h (estimate_iters_using_array): Prototype
5707 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5708 Use estimate_iters_using_array instead of analyze_array.
5710 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5712 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5715 2005-09-15 Michael Matz <matz@suse.de>
5717 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5719 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5721 PR tree-optimization/23835
5722 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5723 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5725 2005-09-14 Richard Henderson <rth@redhat.com>
5727 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5728 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5730 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5732 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5733 in the ARRAY_TYPE case.
5735 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5737 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5739 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5742 * tree-vect-transform.c (vectorizable_operation): Return false for
5743 scalar shift operations and for vector shift operations with
5744 non-invariant shift arguments. Use scalar tree operand op1 as
5745 a shift operand when vector shift insn pattern uses scalar shift
5747 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5749 2005-09-14 Olivier Hainque <hainque@adacore.com>
5751 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5752 value if it has side-effects.
5754 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5757 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5759 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5761 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5762 passed as NAME as if it were label at start of function code.
5764 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5766 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5769 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5771 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5772 as early clobber. Rewrite so the PIC register is not implicitly used.
5774 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5776 * tree.c (annotate_with_file_line): Compare line numbers before
5779 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5782 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5783 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5785 2005-09-13 Ian Lance Taylor <ian@airs.com>
5787 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5788 than a HOST_WIDEST_INT to gen_doloop_begin.
5790 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5792 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5794 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5796 PR tree-optimize/23817
5797 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5799 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5802 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5803 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5804 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5805 (restore_stack_nonlocal): Likewise.
5806 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5808 2005-09-12 Ian Lance Taylor <ian@airs.com>
5811 * c.opt (ffriend-injection): New C++ option.
5812 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5813 (C++ Dialect Options): Document -ffriend-injection.
5815 2005-09-12 Josh Conner <jconner@apple.com>
5818 * ipa-reference.c (static_execute): Don't mark variables in
5819 named sections TREE_READONLY.
5821 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5823 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5826 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5828 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5829 V_MUST_DEF instead of just the first_use_p.
5830 Don't mark the virtual variables for renaming on the statement which
5832 (pass_dse): Remove TODO_update_ssa.
5834 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5837 * stor-layout.c (compute_record_mode): For records with a single
5838 field, actually check the field's mode size against the type size.
5840 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5841 registers for TARGET_SHMEDIA.
5842 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5843 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5844 of GENERAL_REGS and FP_REGS.
5846 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5848 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5850 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5852 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5853 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5854 are omitted. Exclude stack_tie insn too.
5856 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5858 PR rtl-optimization/23098
5859 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5861 * config/rs6000/rs6000.md (movdf splitter): Use
5862 const_double_operand predicate for TARGET_POWERPC64.
5863 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5864 SYMBOL_REF method to ABI_V4.
5866 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5867 replace_equiv_address.
5868 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5869 rs6000_sr_alias_set and MEM_NOTRAP.
5870 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5872 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5874 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5875 handle CALL_EXPR again.
5877 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5879 * arm/predicates.md (alignable_memory_operand): Delete.
5881 2005-09-10 Richard Henderson <rth@redhat.com>
5884 * dbxout.c (dbxout_expand_expr): New.
5885 (dbxout_symbol): Use it.
5887 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5889 * arm.c (arm_gen_rotated_half_load): Delete.
5890 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5891 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5892 (thumb_set_return_address): Likewise.
5893 (thumb_load_double_from_address): Use adjust_address.
5894 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5895 (extendhsisi2_mem, movhi_bytes): Use change_address.
5896 (movhi): Use widen_memory_access.
5897 (reload_out_df): Use replace_equiv_address.
5898 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5900 2005-09-09 Richard Henderson <rth@redhat.com>
5903 * dbxout.c: Include expr.h.
5904 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5905 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5906 * Makefile.in (dbxout.o): Add EXPR_H.
5908 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5910 PR tree-optimization/23509
5911 * tree-cfg.c (replace_uses_by): Use replace_exp.
5912 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5913 pointers have name_mem_tag or type_mem_tag set.
5915 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5917 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5918 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5919 of wrongly accessing operands.
5921 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5923 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5924 * tree-chrec.c: Include tree-scalar-evolution.h.
5925 (chrec_convert): Instantiate the base and step before calling
5926 scev_probably_wraps_p that would fail on parametric evolutions.
5927 Collect all the fails into a single section failed_to_convert,
5928 print a diagnostic, and return chrec_dont_know instead of calling
5930 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5931 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5933 (scev_const_prop): Don't replace the definition of a loop closed ssa
5934 phi node by itself, or by another loop closed ssa phi node.
5935 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5936 that base and step are defined.
5938 2005-09-09 Richard Guenther <rguenther@suse.de>
5941 * fold-const.c (fold_ternary): Check truth_value_p before
5942 calling invert_truthvalue.
5944 2005-09-09 Nick Clifton <nickc@redhat.com>
5946 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5947 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5948 dimension of these arrays.
5949 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5951 * longlong.h: Only provide a prototype for the __clz_tab[] array
5952 if this header has not been included from libgcc2.h.
5953 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5955 Provide prototypes for exported functions.
5956 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5959 2005-09-08 Josh Conner <jconner@apple.com>
5963 * expr.c (expand_expr_addr_expr_1): Don't invoke
5964 expand_simple_binop for EXPAND_INITIALIZER.
5966 2005-09-08 Richard Henderson <rth@redhat.com>
5969 * toplev.c (wrapup_global_declaration_1): Split out ...
5970 (wrapup_global_declaration_2): ... from ...
5971 (wrapup_global_declarations): ... here. Return bool.
5972 (check_global_declaration_1): Split out ...
5973 (check_global_declarations): from here.
5974 (emit_debug_global_declarations): New.
5975 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5976 check_global_declaration_1, emit_debug_global_declarations): Declare.
5977 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5978 of decls. Call wrapup_global_declaration_1,
5979 wrapup_global_declaration_2, check_global_declaration_1 directly.
5980 (c_write_global_declarations_2): New.
5982 (c_write_global_declarations): Call c_write_global_declarations_2.
5983 * langhooks.c (write_global_declarations): Call
5984 emit_debug_global_declarations.
5986 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5987 remove decls that have DECL_RTL_SET_P.
5988 * passes.c (rest_of_decl_compilation): Invoke
5989 cgraph_varpool_finalize_decl for all but functions.
5991 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5993 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5994 the result of a conversion if the new min and max cannot be compared.
5996 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5998 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5999 (override_options): Setting s390_sr_alias_set removed.
6000 (save_fpr, save_gprs): Set alias set to vararg or frame.
6001 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6002 s390_sr_alias_set with get_frame_alias_set ().
6003 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6004 get_varargs_alias_set ().
6006 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6010 * c-parser.c (c_parser_objc_method_definition): If the next
6011 token is not "{", error out and don't start the function.
6013 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6015 * tree-vrp.c (extract_range_from_expr): Move the check for non
6016 nullness after the check for gimple invariant.
6018 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6020 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6022 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6025 * config/m32r.md (movmemsi_internal): Canonicalize order of
6026 operands in PLUS component of template.
6028 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6030 * reload1.c (fixup_eh_region_note): Remove assertion.
6031 (fixup_abnormal_edges): Reverted removal of call to
6032 find_many_sub_basic_blocks made on 2005-08-31.
6034 2005-09-07 Richard Henderson <rth@redhat.com>
6036 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6037 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6038 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6039 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6040 rearrange for better packing.
6041 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6042 (lookup_cfa_1): Remove inline marker.
6043 (cfa_equal_p): Split out of ...
6044 (def_cfa_1): ... here. Use INVALID_REGNUM.
6045 (build_cfa_loc): Handle !cfa->indirect.
6046 (frame_pointer_cfa_offset): New.
6047 (dbx_reg_number): Assert register elimination performed; do
6048 leaf register remapping.
6049 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6050 (eliminate_reg_to_offset): New.
6051 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6052 for verifiably local stack frame addresses; re-base to CFA.
6053 (mem_loc_descriptor): Remove can_use_fbreg argument.
6054 (concat_loc_descriptor, loc_descriptor): Likewise.
6055 (containing_function_has_frame_base): Remove.
6056 (rtl_for_decl_location): Don't do register elimination or
6057 leaf register remapping here.
6058 (secname_for_decl): Split out from ..
6059 (add_location_or_const_value_attribute): ... here.
6060 (convert_cfa_to_loc_list): New.
6061 (compute_frame_pointer_to_cfa_displacement): New.
6062 (gen_subprogram_die): Use them.
6063 * tree.h (frame_base_decl): Remove.
6064 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6065 (prologue_stack_adjust): Remove.
6066 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6067 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6068 (set_frame_base_location): Remove.
6069 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6070 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6071 (vt_add_function_parameters): Don't eliminate_regs.
6072 (vt_initialize): Don't create frame_base_decl.
6074 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6076 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6077 version of GNU binutils for 4.x and later.
6079 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6081 * ggc-page.c (ggc_push_context): Remove.
6082 (ggc_pop_context): Likewise.
6083 * ggc.h (ggc_push_context): Remove.
6084 (ggc_pop_context): Likewise.
6086 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6089 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6090 returning from an interrupt handler.
6092 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6095 * config/arc/arc.c (output_shift): Add check for loop count when
6098 2005-09-06 Steven Bosscher <stevenb@suse.de>
6100 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6102 (abs_replacement): Likewise.
6103 (pass_phiopt): Remove TODO_update_ssa.
6105 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6108 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6109 if "return with no value, in function returning non-void" warning
6111 * tree-cfg.c (execute_warn_function_return): Don't look at
6112 RETURN_EXPRs with TREE_NO_WARNING set.
6115 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6116 for internal functions doesn't use registers used by global registers
6117 variables. Use fewer register parameters if there are global register
6120 2005-09-06 Olivier Hainque <hainque@adacore.com>
6121 Eric Botcazou <ebotcazou@adacore.com>
6124 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6125 when we would be extracting outside its bit span (bitpos+bitsize
6126 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6127 Ada unchecked conversions.
6129 2005-09-06 Steven Bosscher <stevenb@suse.de>
6131 * tree-ssa-pre.c (try_look_through_load): New function.
6132 (compute_avail): Use it to try to look through loads for some
6133 more useful expressions.
6135 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6137 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6138 condition for detecting cases like (a&a) and (a^a).
6140 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6142 * common.opt: Add option ftree-vect-loop-version.
6143 * params.def: Add --param vect-max-version-checks.
6144 * doc/invoke.texi: Document ftree-vect-loop-version and
6145 --param vect-max-version-checks.
6146 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6147 may_misalign_stmts and defines for accessors.
6148 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6149 LOOP_VINFO_MAY_MISALIGN_STMTS.
6150 (destroy_loop_vec_info): VEC_free for
6151 LOOP_VINFO_MAY_MISALIGN_STMTS.
6152 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6153 Update documentation.
6154 (vect_update_misalignment_for_peel): New.
6155 (vect_enhance_data_refs_alignment): Update to choose loop
6156 peeling or loop versioning if appropriate for the (potentially)
6157 unaligned data references in the loop.
6158 (vect_analyze_data_refs_alignment): Remove call to
6159 vect_enhance_data_refs_alignment so the checks can be done
6161 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6162 and move up call to vect_analyze_data_refs_alignment.
6163 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6164 (vect_transform_loop): Add call to loop_version.
6166 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6168 PR rtl-optimization/23098
6169 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6170 * simplify-rtx.c (constant_pool_reference_p): New function.
6171 * rtl.h (constant_pool_reference_p): New prototype.
6172 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6173 constant_pool_reference_p in condition and
6174 avoid_constant_pool_reference in preparation statements.
6176 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6178 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6179 STRICT_LOW_PART SETs.
6181 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6184 * except.c (sjlj_emit_function_enter): Find the function begin
6185 note even when it's not in first basic block.
6187 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6189 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6190 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6191 * aclocal.m4: Regenerate.
6193 2005-09-05 DJ Delorie <dj@redhat.com>
6195 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6198 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6200 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6201 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6202 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6203 Follow spelling conventions.
6204 * doc/invoke.texi: Follow spelling conventions.
6206 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6208 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6209 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6210 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6212 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6215 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6216 (output_stack_adjust): Use gen_tmp_stack_mem.
6217 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6218 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6219 (sh_get_pr_initial_val): Likewise.
6220 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6221 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6222 * sh.md (divsi_inv_m0): Use gen_const_mem.
6223 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6224 (movdf_i4+1): Use gen_tmp_stack_mem.
6225 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6226 (fpu_switch+2): Likewise.
6227 (movv4sf_i, movv16sf_i): Use adjust_address.
6228 (symGOT_load): Set MEM_NOTRAP_P bit.
6230 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6233 * pa.c (emit_move_sequence): Fix typo in last change.
6235 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6237 PR rtl-optimization/23454
6238 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6241 2005-09-03 Richard Henderson <rth@redhat.com>
6242 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6245 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6248 2005-09-02 Nicolas Pitre <nico@cam.org>
6250 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6251 to bit_count to 32 bits.
6253 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6256 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6257 generating synthetic loads from volatile lvalues.
6259 005-09-02 Nick Clifton <nickc@redhat.com>
6261 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6262 __ctzhi2, __clzhi2): New functions.
6264 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6267 * tree-nested.c (struct var_map_elt): Mark with GTY.
6268 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6270 (lookup_field_for_decl): Allocate new element in GC memory.
6271 (lookup_tramp_for_decl): Likewise.
6272 (convert_nl_goto_reference): Likewise
6273 (create_nesting_tree): Allocate info in GC memory. Likewise for
6275 (free_nesting_tree): Free with ggc_free instead of free.
6276 (root): New static variable.
6277 (lower_nested_functions): Remove root as local variable. And zero out
6278 root at the end of the function.
6280 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6282 PR rtl-optimization/20365
6283 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6284 to short. New member ix.
6285 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6286 (simplify_plus_minus): Initialize ix members before calling qsort.
6288 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6290 PR tree-optimization/23626
6291 * tree-cfg.c (replace_uses_by): Clean up eh info.
6293 2005-09-01 DJ Delorie <dj@redhat.com>
6295 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6298 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6300 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6301 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6304 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6306 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6307 do not issue warning for a variable definition following
6310 2005-09-01 Richard Henderson <rth@redhat.com>
6313 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6314 conversion to CONST_VECTOR.
6316 2005-09-01 Richard Henderson <rth@redhat.com>
6319 * reload1.c (reload_as_needed): Check !CALL_P before calling
6320 fixup_eh_region_note.
6321 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6323 2005-09-01 DJ Delorie <dj@redhat.com>
6325 * varasm.c (output_constant): Let the target resolve
6326 conversions of addresses to non-default pointer sizes.
6328 2005-09-01 Nicolas Pitre <nico@cam.org>
6330 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6331 to alow matching ARM pre-indexed addressing mode.
6332 (arm_override_options): Remove now irrelevant comment.
6334 2005-09-01 Phil Edwards <phil@codesourcery.com>
6336 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6337 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6338 * config/i386/vxworks.h: Likewise.
6339 * config/i386/t-vxworksae: New file, for VxWorks AE.
6340 * config/i386/vxworksae.h: Likewise.
6342 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6344 PR tree-optimization/23410
6345 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6346 sequence is not wrapping during the first step.
6348 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6351 * dwarf2out.c (base_type_die): Compare char_type_node with
6352 TYPE_MAIN_VARIANT (type), not type.
6354 2005-09-01 Richard Guenther <rguenther@suse.de>
6356 PR tree-optimization/15366
6357 * common.opt: Add -finline-functions-called-once.
6358 Put -fearly-inlining in alphabetically ordered place.
6359 * doc/invoke.texi: Document new option.
6360 * ipa-inline.c (cgraph_decide_inlining): Honour
6361 flag_inline_functions_called_once.
6363 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6365 PR rtl-optimization/23478
6366 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6367 (alloc_qty): Initialize it.
6368 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6369 (combine_regs): Combine also n_throwing_calls_crossed fields.
6370 (find_free_reg): Don't attempt to caller-save pseudos crossing
6371 calls that might throw.
6372 * global.c (struct allocno): Add throwing_calls_crossed field.
6373 (global_alloc): Revert 2005-08-22 change. Initialize
6374 throwing_calls_crossed.
6375 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6378 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6381 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6382 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6383 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6384 (and64_2_operand): Tweak to use predicate.
6385 (and_operand): Adjust for mask_operand changes.
6386 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6387 (print_operand): Likewise.
6388 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6389 (mask64_1or2_operand): Delete.
6390 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6391 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6392 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6393 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6394 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6395 (rotldi3_internal4): Likewise.
6396 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6397 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6398 (ashldi3_internal7): Likewise.
6399 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6400 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6401 (anddi3 split): Don't match mask64_operand.
6402 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6403 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6404 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6405 't' splitter predicate.
6406 (movdi_internal64 + 2): Revert 2005-06-11 change.
6408 2005-08-31 DJ Delorie <dj@redhat.com>
6410 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6411 (m32c_asm_integer): Add support for 32 bit pointers.
6413 2005-08-31 Richard Henderson <rth@redhat.com>
6415 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6416 component-like references for setting MEM_NOTRAP_P.
6418 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6419 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6421 2005-08-31 Richard Henderson <rth@redhat.com>
6423 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6424 into a pseudo before applying gen_lowpart.
6426 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6428 * doc/install.texi (Specific): Update cctools version required
6429 for full functionality.
6430 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6431 linkers as -macosx_version_min.
6433 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6436 * sh.c (print_operand, %R and %S): Add handling of floating point
6437 registers, memory, constants and invalid operands.
6439 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6441 * ipa-pure-const.c: Change dump name.
6443 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6446 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6447 to "reg_or_0_operand".
6448 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6450 2005-08-31 Dale Johannesen <dalej@apple.com>
6452 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6453 loops that count down.
6455 2005-08-31 Richard Henderson <rth@redhat.com>
6458 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6459 (fixup_eh_region_note): New.
6460 (reload_as_needed): Call it.
6461 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6462 don't call find_many_sub_basic_blocks; call verify_flow_info.
6463 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6464 (keep_stack_depressed): Likewise.
6465 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6467 2005-08-31 Richard Henderson <rth@redhat.com>
6469 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6472 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6474 * expr.c (expand_expr_real_1): Compare size of address
6475 mode to target's address mode size in deciding expansion of
6476 the constant address.
6478 2005-08-31 Richard Guenther <rguenther@suse.de>
6481 * expr.c (all_zeros_p): New function.
6482 (expand_expr_real_1): Handle the case of an all-zero
6483 non-addressable constructor separately.
6485 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6487 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6488 arguments, adjust all callers.
6489 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6491 2005-08-30 Richard Henderson <rth@redhat.com>
6494 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6495 whenever the mode sizes match.
6497 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6499 * calls.c (load_register_parameters): Fix comment typo.
6500 * expr.c (emit_push_insn): Comment formatting.
6502 2005-08-30 Ian Lance Taylor <ian@airs.com>
6504 * config/i386/x-cygwin (host-cygwin): Change dependency from
6505 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6507 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6509 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6512 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6515 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6516 call to ggc_collect.
6518 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6521 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6522 beginning. Remove $(INCLUDES) from all the rules, if following
6523 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6525 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6528 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6529 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6530 not constant, but maxlen is, don't set len to maxlen, rather
6531 set maxlen to len if len is a constant.
6533 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6535 PR tree-optimization/23475
6536 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6539 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6541 Fix PR middle-end/22455
6543 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6544 Checksum only the parts of the tree that exist for the tree code.
6546 2005-08-28 Dale Johannesen <dalej@apple.com>
6548 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6550 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6552 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6554 2005-08-28 Richard Henderson <rth@redhat.com>
6556 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6557 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6560 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6563 * builtins.c (get_memory_rtx): Don't strip nops
6564 in between COMPONENT_REFs.
6566 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6569 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6571 (gimplify_modify_expr): Check for zero sized types and gimplify the
6572 rhs and lhs as statements.
6574 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6577 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6578 state for return address column of signal frames.
6580 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6583 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6584 bytes >= 2 not bytes == 2.
6585 (expand_block_move): Same.
6587 2005-08-27 Richard Guenther <rguenther@suse.de>
6590 * config/i386/sse.md (sse2_movsd): Add missing closing
6593 2005-08-27 Paul Brook <paul@codesourcery.com>
6595 * genrecog.c (enum decision_type): Add DT_num_insns.
6596 (struct decision_test): Add u.num_insns.
6597 (add_to_sequence): Add DT_num_insns test.
6598 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6599 (write_cond, debug_decision_2): Ditto.
6600 (change_state): Assume peep2_next_insn never fails.
6601 Remove "afterward" argument.
6602 (write afterward, write_tree): Update to match.
6603 * recog.c (peep2_current_count): New variable.
6604 (peep2_next_insn): Check it.
6605 (peephole2_optimize): Set peep2_current_count.
6606 * recog.h (peep2_current_count): Declare.
6608 2005-08-26 Josh Conner <jconner@apple.com>
6611 * ipa-pure-const.c (check_tree): Check for volatile-ness
6612 when considering a dereference.
6614 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6616 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6618 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6620 PR rtl-optimization/23561
6621 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6622 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6623 at most LEN bytes long memory fits into the field.
6624 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6625 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6626 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6628 2005-08-26 Richard Henderson <rth@redhat.com>
6631 * loop.c (biased_biv_may_wrap_p): New.
6632 (maybe_eliminate_biv_1): Use it to suppress non-equality
6633 comparison transformations. Delete disabled code.
6635 2005-08-26 Ian Lance Taylor <ian@airs.com>
6637 * combine.c (make_extraction): Avoid reference outside object.
6639 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6641 * stor-layout.c (finalize_type_size): Restore behaviour for
6642 non-aggregate types to the status quo ante of the patch for
6643 pr 23467. Document why it matters.
6645 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6648 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6649 array by one element, initialize the BT_LAST element with NULL.
6651 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6653 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6654 optimizing for size.
6656 (compare_plus_eqsi): Same.
6657 (plus_eqsi_compare): Same.
6658 (neg_eq0<mode>): Same.
6659 (neg_eq<mode>): Same.
6661 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6664 2005-08-26 Nick Clifton <nickc@redhat.com>
6666 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6667 TARGET_EP is not defined.
6668 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6669 TARGET_EP is enabled.
6670 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6671 * config/v850/v850.md (save_all_interrupt): Only use the EP
6672 register if TARGET_EP is defined.
6673 (restore_all_interrupt): Likewise.
6674 * config/v850/lib1funcs.asm: Update functions so that the EP
6675 register is only used if __EP__ is defined.
6677 2005-08-26 David Ung <davidu@mips.com>
6679 * config/mips/mips.c (mips_expand_prologue): Handle case when
6680 generating for MIPS16 and the outgoing argument area is more than
6681 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6684 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6686 * config/crx/crx.md: Make doloop_end pattern usage controllable
6687 via mloop-nesting=<max-nesting> command line switch. Make sure
6688 the combiner cannot use doloop_end_<mode> in an illegal way.
6689 * config/crx/crx.c: Use regs up to r6 for argument passing.
6690 Refine crx_address_cost (non cst4 displacements are expensive).
6691 * config/crx/crx.opt: Add switch for mloop-nesting=.
6693 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6695 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6696 (UNSPEC_MVST): New constant.
6698 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6700 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6701 Reject operands containing eliminable registers.
6702 * testsuite/gcc.dg/20050825-1.c: New testcase.
6704 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6705 Jan Hubicka <jh@suse.cz>
6707 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6709 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6711 PR tree-optimization/23546
6712 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6715 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6717 * params.def (PARAM_MIN_SPEC_PROB): New.
6718 * sched-rgn.c (MIN_PROBABILITY): Delete.
6719 (compute_trg_info): Convert to PARAM_VALUE.
6720 * doc/invoke.texi (param): Document min-spec-prob.
6722 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6724 * config/darwin.h: define __PIC__
6725 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6726 TARGET_OS_CPP_BUILTINS macro.
6728 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6730 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6733 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6735 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6737 * cfghooks.c (duplicate_block): Added position where to place
6738 new block as argument.
6739 * cfghooks.h (duplicate_block): Declaration changed.
6740 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6742 * cfglayout.h (copy_bbs): Declaration changed.
6743 * cfgloop.h (loop_version): Declaration changed.
6744 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6745 position to copy_bbs.
6746 (loop_version): Pass position to duplicate_loop_to_header_edge.
6747 Add place_after argument and position new blocks according to
6749 * modulo-sched.c (sms_schedule): Pass place_after argument
6751 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6752 * tree-cfg.c (split_edge_bb_loc): New function.
6753 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6754 to determine position of new blocks.
6755 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6757 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6758 argument to duplicate_block.
6759 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6760 Pass position to copy_bbs.
6762 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6764 * fold-const.c (ptr_difference_const): Use
6765 cst_and_fits_in_hwi instead of host_integerp.
6767 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6769 * config/darwin.c (gen_pic_offset): New.
6770 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6773 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6775 PR tree-optimization/23486
6776 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6778 2005-08-23 Phil Edwards <phil@codesourcery.com>
6780 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6781 remove use_collect2.
6782 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6784 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6785 configuration files to override the default value.
6787 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6788 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6789 * config/vx-common.h: New file, split out from...
6790 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6791 * config/vxworksae.h: New file, for VxWorks AE.
6792 * config/vxworks.opt: New file.
6793 * config/vxlib.c: Update for VxWorks 6.
6795 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6796 other MULTILIB_* variables appropriately.
6797 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6798 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6799 * config/rs6000/vxworks.h: Update for VxWorks 6.
6800 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6802 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6805 * config/darwin.c (machopic_select_section): Remove the hack to
6806 mark "::operator new" and "::operator delete" for coalescing
6807 even though they are not weak.
6809 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6811 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6812 * configure: Regenerate.
6814 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6817 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6819 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6820 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6823 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6825 * config/rs6000/predicates.md (equality_operator): New.
6826 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6827 comparison with a large constant.
6829 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6831 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6833 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6835 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6836 registers is even, and we have a hardware double precision fp,
6838 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6839 size of current argument when checking if argument was passed in
6842 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6845 * stor-layout.c (finalize_type_size): Dont override
6846 existing alignment with a smaller alignment from the mode.
6848 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6850 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6851 * lambda.h (lambda_vector_lexico_pos): ... here.
6852 * tree-data-ref.c (build_classic_dist_vector): Return false when
6853 the distance vector is lexicographically negative.
6855 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6857 PR tree-optimization/23511
6858 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6859 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6861 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6863 PR tree-optimization/22043
6864 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6865 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6866 If ALLOW_FLEXARR, handle types ending with flexible array member.
6867 Pass false as second argument to recursive count_type_elements calls.
6868 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6869 argument to count_type_elements call.
6870 * tree-sra.c (decide_block_copy): Likewise.
6871 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6872 for a constant-sized object, set cleared as well. Pass true as
6873 second argument to count_type_elements call.
6875 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6878 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6879 from legitimate_small_data_p, and make global. Update use.
6880 Remove forward declaration.
6881 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6883 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6885 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6887 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6888 of scratch intermediates.
6889 (eq<mode>_compare): Same.
6890 (neg_eq0<mode>): New.
6891 (neg_eq<mode>): Convert to define_insn_and_split.
6893 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6896 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6897 stdarg functions, set/clear the fp marker even when no variable
6899 * config/rs6000/sysv4.opt (mprototype): Describe.
6901 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6903 PR rtl-optimization/23478
6904 * regs.h (reg_info): Add throw_calls_crossed.
6905 (REG_N_THROWING_CALLS_CROSSED): Define.
6906 * flow.c (allocate_reg_life_data): Initialize
6907 REG_N_THROWING_CALLS_CROSSED.
6908 (propagate_one_insn, attempt_auto_inc): Update
6909 REG_N_THROWING_CALLS_CROSSED.
6910 * global.c (global_alloc): Don't allocate pseudos across
6911 calls that may throw.
6913 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6916 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6917 value is inbetween the range if we did not find an exact match.
6919 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6921 * doc/invoke.texi (Option Summary): Add ms1 options.
6922 * doc/extend.texi: Document interrupt handler attribute for ms1.
6923 * doc/md.texi: Document ms1 constraints.
6924 * config.gcc: Add ms1-*-elf.
6925 * config/ms1/ms1.h: New.
6926 * config/ms1/ms1.c: New.
6927 * config/ms1/ms1.md: New.
6928 * config/ms1/ms1-protos.h: New.
6929 * config/ms1/ABI.txt: New.
6930 * config/ms1/crti.asm: New.
6931 * config/ms1/crtn.asm: New.
6932 * config/ms1/lib2extra-funcs.c: New.
6933 * config/ms1/t-ms1: New.
6934 * config/ms1/ms1.opt: New.
6936 2005-08-22 Ira Rosen <irar@il.ibm.com>
6938 * config/rs6000/altivec.md (xorv4sf3): New.
6939 (negv4sf2, neg<mode>2): Likewise.
6941 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6944 * config/ia64/ia64.md (divsi3): Check divide by zero.
6945 (udivsi3): Likewise.
6947 (udivdi3): Likewise.
6949 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6951 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6952 up to elem_bitsize bits, not max_bitsize.
6954 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6956 PR tree-optimization/23433
6957 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6958 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6960 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6962 PR tree-optimization/23434
6963 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6964 the iteration bound is not an INTEGER_CST.
6966 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6968 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6969 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6970 NULL if need_epilog_adjust is false.
6971 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6972 Case 3 always peels first itration, not just for PLUS case, and no need
6973 to use scalar_initial_def here. Create an epilog adjustment only if
6974 scalar_initial_def is not NULL.
6976 (vectorizable_reduction): Remove assert.
6978 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6981 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6982 (__moddi3): Likewise.
6983 (__udivdi3): Likewise.
6984 (__umoddi3): Likewise.
6985 (__divsi3): Likewise.
6986 (__modsi3): Likewise.
6987 (__udivsi3): Likewise.
6988 (__umodsi3): Likewise.
6990 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6992 * tree-pass.h (TDF_GRAPH): Define.
6993 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6994 * passes.c (finish_optimization_passes): Only call
6995 finish_graph_dump_file if TDF_GRAPH is set.
6996 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6997 NULL. Set TDF_GRAPH bit.
6998 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7000 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7002 * arm.h (arm_stack_offsets): Add locals_base field.
7003 * arm.c (arm_get_frame_offsets): Compute it.
7004 (thumb_compute_initial_elimination offset): Make the Thumb frame
7005 pointer point to the base of the local variables.
7006 (thumb_expand_prologue): Update accordingly.
7007 (thumb_expand_epilogue): Likewise.
7009 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7010 mode of clobbered scratch to DImode. Handle a case that's known to
7013 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7015 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7016 (gt0<mode>_compare): Delete.
7017 (neg_gt0<mode>): Delete.
7019 2005-08-19 Eric Christopher <echristo@apple.com>
7021 * optabs.h: Change CTI_ to COI_.
7024 2005-08-19 James E Wilson <wilson@specifix.com>
7026 * builtins.c (expand_builtin_return_addr): Set
7027 current_function_accesses_prior_frames when count != 0. Use
7028 frame_pointer_rtx when count == 0.
7029 * function.h (struct function): Add accesses_prior_frames field.
7030 (current_function_accesses_prior_frames): Define.
7031 * reload1.c (init_elim_table): Check
7032 current_function_accesses_prior_frames.
7033 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7035 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7037 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7038 indicator. Return true if the flowgraph changed during
7041 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7044 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7045 conditional expression before testing its value.
7047 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7049 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7051 2005-08-19 Devang Patel <dpatel@apple.com>
7053 PR tree-optimization/23048
7054 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7055 third parameter. Check whether latch is dominated by exit
7057 (if_convertible_loop_p): Supply exit block itself to
7058 if_convertible_bb_p.
7060 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7063 * arm.md (arm_load_pic_register): Change argument to the mask of
7064 saved registers. Call thumb_find_work_register if we need a
7065 scratch register on Thumb.
7066 (arm_expand_prologue): Pass empty register set to
7067 arm_load_pic_register.
7068 (thumb_expand_prologue): Pass live_regs_mask directly to
7069 arm_load_pic_register.
7070 * arm-protos.h (arm_load_pic_register): Update prototype.
7072 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7074 * sh.c (find_sole_member): New function.
7075 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7076 if the record's alignment is larger than the size of its only member.
7078 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7081 * arm.c (thumb_legitimize_reload_address): New function.
7082 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7083 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7085 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7087 * config/crx/crx.c: Implement crx_decompose_address. Reject
7088 symbolic displacements since CRX register relative adressing
7089 mode can't handle unsigned 32-bit values as displacements.
7090 * config/crx/crx.h: Simplify definitions, remove redundant
7091 parenthesis and obsolete macros.
7092 * config/crx/crx.opt: Add new switch for debugging addresses.
7093 * config/crx/crx-protos.h: Add new declarations for above.
7095 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7098 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7101 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7103 * collect2.c (dup2): Delete.
7104 * configure.ac: Don't check for dup2.
7106 * config.in, configure: Regenerate.
7108 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7110 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7111 record with the type of its only member.
7113 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7115 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7116 define_insn_and_split.
7117 (plus_ltu<mode>_compare): Same.
7118 (gtu<mode>_compare): Same.
7119 (plus_gtu<mode>_compare): Same.
7121 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7123 PR tree-optimization/22228
7124 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7126 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7127 are recorded in vect_vnames_to_rename for renaming.
7128 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7129 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7130 in vect_vnames_to_rename.
7131 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7132 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7134 2005-08-18 Jan Hubicka <jh@suse.cz>
7137 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7138 info only for local statics, not for member variables.
7140 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7142 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7144 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7146 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7148 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7151 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7153 2005-08-17 James E Wilson <wilson@specifix.com>
7155 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7158 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7160 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7161 (leu<mode>_compare): Same.
7162 (plus_leu<mode>): Same.
7163 (neg_leu<mode>): Same.
7164 (and_neg_leu<mode): Same.
7165 (ltu<mode>_compare): Same.
7166 (plus_ltu<mode>): Same.
7168 (geu<mode>_compare): Same.
7169 (plus_geu<mode>): Same.
7170 (neg_geu<mode>): Same.
7171 (and_neg_geu<mode>): Same.
7172 (plus_gt<mode>): Same.
7173 (gtu<mode>_compare): Same.
7174 (plus_gtu<mode>): Same.
7176 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7178 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7179 Move call_table_data to end. Delete spurious .text.
7180 (callt_save_all_interrupt): Fix comment typo.
7182 2005-08-17 James E Wilson <wilson@specifix.com>
7183 Kevin Winchester <winchester@amirix.com>
7186 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7188 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7191 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7192 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7194 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7196 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7197 record with the type of its only member if the modes don't match.
7199 * varasm.c (decode_reg_name): Skip empty additional register names.
7201 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7203 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7204 lsm_tmp_name_length): New.
7205 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7206 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7208 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7209 Andreas Krebbel <krebbel1@de.ibm.com>
7211 * config.gcc: Added z9-109 switch.
7212 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7213 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7214 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7215 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7216 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7217 for "z9_109" cpu attribute.
7218 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7219 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7220 (s390_handle_arch_option): Added z9-109 switch.
7221 (override_options): Set respective cost function for z9-109.
7222 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7223 (legitimate_reload_constant_p): Accept extended immediates.
7224 (print_operand): Three new output modifiers added: k, m and o.
7225 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7226 (s390_output_mi_thunk): Use extended immediate when possible.
7227 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7228 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7229 (CONSTRAINT_LEN): Added length of O constraint.
7230 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7231 * config/s390/s390.md ("cpu"): New value z9_109 added.
7232 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7233 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7234 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7235 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7236 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7237 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7238 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7239 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7240 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7241 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7242 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7243 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7244 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7245 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7246 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7248 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7249 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7250 insns for TARGET_EXTIMM.
7252 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7254 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7256 2005-08-17 Nick Clifton <nickc@redhat.com>
7258 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7259 Call default_encode_section_info.
7261 2005-08-17 Steven Bosscher <stevenb@suse.de>
7263 PR tree-optimization/21574
7264 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7265 constant, return CONSTANT.
7266 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7267 (ccp_fold, visit_assignment): Likewise.
7268 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7270 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7272 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7273 fold_buildN instead of buildN then fold_initializer or fold.
7274 (build_unary_op): Likewise.
7275 (build_binary_op): Likewise.
7276 * fold-const.c (fold_initializer): Remove.
7277 (fold_build1_initializer): New function.
7278 (fold_build2_initializer): New function.
7279 (fold_build3_initializer): New function.
7280 * tree.h (fold_initializer): Remove.
7281 (fold_build1_initializer): New function.
7282 (fold_build2_initializer): New function.
7283 (fold_build3_initializer): New function.
7285 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7287 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7288 (try_move_mult_to_index): Call fold_build2 instead of build2.
7289 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7290 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7291 fold_binary_to_constant.
7292 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7294 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7295 check if A == gcd (A, B). Remove TYPE argument.
7296 (analyze_offset) Use fold_build2 instead of fold (build.
7297 (create_data_ref): Likewise.
7298 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7299 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7302 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7304 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7305 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7307 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7310 * gimplify.c (zero_sized_type): New function.
7311 (gimplify_modify_expr_rhs): If we have a zero sized type,
7312 replace the statement with an empty statement.
7314 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7316 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7319 2005-08-16 Ian Lance Taylor <ian@airs.com>
7321 * doc/tm.texi (Label Output): Correct typo.
7323 2005-08-16 Steven Bosscher <stevenb@suse.de>
7326 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7327 force_operand will work later on using have_insn_for.
7329 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7331 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7333 2005-08-16 Ian Lance Taylor <ian@airs.com>
7336 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7337 vector type, don't try to construct it element by element. Add an
7338 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7340 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7342 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7344 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7346 * doc/invoke.texi (Precompiled Headers): Document some more options
7347 which are known to be safe.
7349 2005-08-16 James E Wilson <wilson@specifix.com>
7351 PR tree-optimization/21105
7352 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7353 TREE_OVERFLOW check.
7355 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7357 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7358 (neg_ltu<mode>): Same.
7360 (neg_gtu<mode>): Same.
7362 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7364 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7365 (fold_builtin_isdigit): Use fold_buildN.
7366 (build_function_call_expr): Likewise.
7367 * c-typeck.c (c_finish_loop): Likewise.
7369 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7370 Richard Shann <rshann@superh.com>
7372 PR middle-end/20396:
7373 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7375 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7377 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7379 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7382 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7383 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7386 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7389 * fold-const.c (build_range_check): Disable optimization for function
7390 pointer expressions on targets that require function pointer
7393 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7395 * simplify-rtx.c (simplify_const_relational_operation): When
7396 extracting arguments of a COMPARE, recompute the mode as well.
7398 2005-08-15 Ian Lance Taylor <ian@airs.com>
7400 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7402 2005-08-15 DJ Delorie <dj@redhat.com>
7404 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7406 (movsi_splittable): Allow, but split, moves to the stack.
7407 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7410 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7412 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7413 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7414 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7416 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7417 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7418 Delete HOST_PTR_PRINTF.
7420 * configure, config.in: Regenerate.
7422 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7424 * config/rs6000/rs6000.md (QHSI): New mode macro.
7425 (wd): Extend mode attr for QImode and HImode
7426 (dbits): New mode attr.
7427 (zero_extend<mode>di2): Convert to mode macro.
7429 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7432 * doc/invoke.texi (-mgnu-ld): Update description.
7435 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7438 * Makefile.in (tree-chrec.o): Depends on real.h.
7439 * tree-chrec.c: Include real.h.
7440 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7441 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7442 * tree-scalar-evolution.c (add_to_evolution_1,
7443 interpret_rhs_modify_expr): Ditto.
7445 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7448 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7449 step is negative compute the estimation from init downwards to zero.
7451 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7453 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7455 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7457 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7459 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7460 Accept double-word constants that can be split.
7461 * config/s390/s390.md ("movti"): Use 'P' constraint.
7462 ("*movdi_31", "*movdf_31"): Likewise.
7464 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7466 Fix PR tree-optimization/22615
7468 * tree-ssa-structalias.c (solution_set_add): Handle
7469 first_vi_for_offset returning NULL.
7470 (do_da_constraint): Ditto.
7471 (do_sd_constraint): Ditto.
7472 (do_ds_constraint): Ditto
7473 (find_func_aliases): Ditto.
7474 (build_constraint_graph): RHS is allowed be ANYTHING.
7475 (first_vi_for_offset): Return NULL if we couldn't find anything at
7478 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7480 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7481 over memory as first operand.
7483 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7486 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7487 available for setting it.
7489 2005-08-14 Ira Rosen <irar@il.ibm.com>
7491 PR tree-optimization/23320
7492 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7493 data-refs' types instead of base object nullness. Add check for
7494 pointer type data-refs before first location comparison. Remove
7497 2005-08-14 Andreas Schwab <schwab@suse.de>
7499 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7501 2005-08-13 James E Wilson <wilson@specifix.com>
7503 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7504 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7505 -fstack-protector-all, --param ssp-buffer-size): Document.
7506 (-Wvariadic-macros): Alphabetize.
7507 (-fsched-stalled-insns-dep): Add missing 'f'.
7509 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7512 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7514 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7515 or indirect address operand.
7516 (EXTRA_ADDRESS_CONSTRAINT): New.
7517 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7519 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7521 PR tree-optimization/22236
7522 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7523 successors and predecessors.
7524 * tree-chrec.c (chrec_convert): Before converting, check that
7525 sequences don't wrap.
7526 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7527 (analyze_array): Extern.
7528 (find_data_references_in_loop): Remove call to
7529 compute_estimated_nb_iterations.
7530 * tree-data-ref.h (analyze_array): Declared.
7531 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7532 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7533 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7534 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7536 * tree-ssa-loop-ivcanon.c: Fix documentation.
7537 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7538 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7539 (infer_loop_bounds_from_undefined): New.
7540 (estimate_numbers_of_iterations_loop): Use
7541 infer_loop_bounds_from_undefined.
7542 (used_in_pointer_arithmetic_p): New.
7543 (scev_probably_wraps_p): Pass an extra parameter. Call
7544 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7545 (convert_step): Fix documentation.
7546 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7547 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7548 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7549 scev_probably_wraps_p.
7551 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7553 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7554 (s390_register_info): Ignore clobbered_regs information for fixed
7555 registers, and only fixed registers.
7556 (s390_init_frame_layout): Remove redundant call.
7558 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7560 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7561 description of -Wold-style-casts.
7563 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7564 Jakub Jelinek <jakub@redhat.com>
7566 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7567 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7568 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7569 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7570 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7571 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7572 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7573 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7574 ("stack_protect_set", "stack_protect_test"): New expanders.
7575 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7576 "stack_protect_testdi"): New insn definitions.
7578 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7580 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7582 2005-08-12 Paul Brook <paul@codesourcery.com>
7584 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7586 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7588 * config/s390/predicates.md (setmem_operand): New predicate.
7589 (shift_count_operand): Accept ANDs with special constants as
7591 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7592 with special constants.
7593 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7594 shift_count_operand with setmem_operand.
7596 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7598 * config/s390/s390.c (s390_extract_part, s390_single_part):
7600 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7601 (s390_output_mi_thunk): Don't use lg on 31 bit.
7602 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7603 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7605 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7607 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7608 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7609 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7610 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7611 with one of the new macros.
7613 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7615 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7616 Don't set save_return_addr_p.
7617 (s390_register_info): Make clobbered_regs not depending on
7620 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7622 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7623 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7625 2005-08-11 James E. Wilson <wilson@specifix.com>
7627 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7629 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7631 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7632 locations gathered by var-tracking in single entry loc_list
7633 over loc_descriptor_from_tree.
7635 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7636 pass it down to loc_descriptor.
7637 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7638 (containing_function_has_frame_base): Move earlier in the file.
7639 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7640 instead of always assuming fbreg can't be used.
7642 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7644 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7645 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7646 Accept address wrapped in AND for Altivec.
7647 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7648 Strip AND wrapping offset address for Altivec.
7650 2005-08-11 Richard Henderson <rth@redhat.com>
7653 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7654 before using TYPE_IS_SIZETYPE.
7656 2005-08-11 Richard Henderson <rth@redhat.com>
7659 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7660 insn types not present on ev4.
7661 (alphaev5_insn_pipe): Similarly.
7663 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7666 * arm.c (arm_override_options): If the user has selected callee-super-
7667 interworking, then enable normal interworking.
7669 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7671 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7674 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7676 * doc/rtl.texi: Fix two typos.
7678 2005-08-11 Richard Guenther <rguenther@suse.de>
7681 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7682 cases where we call to/from functions returning void.
7684 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7687 * tree.c (build_pointer_type_for_mode): Robustify.
7689 2005-08-10 James E Wilson <wilson@specifix.com>
7691 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7692 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7694 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7697 2005-08-10 Eric Christopher <echristo@apple.com>
7699 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7700 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7703 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7706 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7707 for the high part when generating dynamic-no-pic code.
7709 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7711 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7712 (x86_64-*-linux*): Likewise.
7714 * config/i386/crtfastmath.c: New file.
7715 * config/i386/t-crtfm: Likewise.
7717 * config/i386/linux.h (ENDFILE_SPEC): New.
7718 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7720 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7723 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7725 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7726 (vec_shl, vec_shr): Document new operations.
7727 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7729 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7731 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7732 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7733 change predicate to indexed_or_indirect_address.
7735 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7737 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7738 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7739 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7740 and __aeabi_uwrite8.
7741 * config/arm/unaligned-funcs.c: New file.
7742 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7744 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7746 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7748 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7749 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7751 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7752 * final.c (pass_shorten_branches): Add dump.
7753 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7754 (pass_life): Rename dump.
7755 (rest_of_handle_flow2): Remove initial verify_flow_info.
7756 * function.c (pass_instantiate_virtual_regs): Add dump.
7757 * integrate.c (pass_initial_value_sets): Add dump.
7758 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7759 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7760 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7761 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7762 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7763 gate_rtl_unrool_and_peel_loops): New.
7764 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7765 rtl_doloop): Do not look at flags.
7766 * mode-switching.c (pass_mode_switching): Add dump.
7767 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7768 pass_split_before_regstack): Add dump.
7769 * regmove.c (pass_stack_adjustments): Add dump.
7770 * tree-optimize.c (pass_fixup_cfg): Add dump.
7772 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7775 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7776 deciding which instruction sequence to use.
7778 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7780 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7781 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7783 2005-08-09 Richard Guenther <rguenther@suse.de>
7785 * c-common.c (builtin_function_2): Remove.
7786 (def_builtin_1): New function.
7787 (c_common_nodes_and_builtins): Use def_builtin_1 to
7788 build builtin functions.
7790 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7792 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7793 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7794 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7797 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7799 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7800 fold_binary instead of fold_build2 since we don't care about the
7802 (loop_niter_by_eval): Likewise.
7803 (compare_trees): Likewise.
7804 (proved_non_wrapping_p): Likewise.
7806 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7810 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7811 if the if is really empty.
7813 2005-08-09 Steven Bosscher <stevenb@suse.de>
7815 PR tree-optimization/23234
7816 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7817 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7818 argument of the new enum.
7819 (execute_cse_reciprocals): Add reciprocals for function arguments
7820 on the unique successor edge of the entry block. Update other calls
7821 to execute_cse_reciprocals_1.
7823 2005-08-08 Richard Henderson <rth@redhat.com>
7826 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7828 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7830 * expr.c (write_complex_part): Return after handling MEM.
7832 2005-08-08 Josh Conner <jconner@apple.com>
7834 PR rtl-optimization/23241
7835 * combine.c (simplify_comparison): Fix error in determining
7836 whether to lift a subreg from comparison.
7838 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7841 * config/rs6000/altivec.md (vec_init<mode>): New.
7842 (vec_set<mode>): New.
7843 (vec_extract<mode>): New.
7844 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7845 (rs6000_expand_vector_set): New.
7846 (rs6000_expand_vector_extract): New.
7847 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7848 for Altivec modes before reload.
7849 (altivec_expand_vec_init_builtin): New.
7850 (get_element_number): New.
7851 (altivec_expand_vec_set_builtin): New.
7852 (altivec_expand_vec_ext_builtin): New.
7853 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7855 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7857 * config/rs6000/rs6000.h (rs6000_builtins): Add
7858 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7859 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7860 * config/rs6000/rs6000-protos.h: Declare new functions.
7862 2005-08-08 Jan Hubicka <jh@suse.cz>
7864 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7865 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7866 * i386.md (movdi*): Use pic_32bit_operand.
7867 * predicates.md (pic_32bit_operand): New.
7869 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7872 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7874 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7876 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7877 (test_for_singularity): Use fold_build2.
7879 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7881 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7883 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7885 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7886 (COMMON_ASM_OP) Define.
7887 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7888 (ix86_encode_section_info): Likewise.
7889 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7890 SUBTARGET_ENCODE_SECTION_INFO.
7892 2005-08-06 Richard Henderson <rth@redhat.com>
7895 * tree-nested.c (convert_local_reference): Save and restore val_only
7896 around component_ref and friends. Clear walk_subtrees by default.
7898 2005-08-06 Peter O'Gorman <peter@pogma.com>
7901 * gcc.c (process_command): Check the argument to -b has a dash.
7902 * doc/invoke.texi: Update -b and -V docs.
7904 2005-08-06 James E Wilson <wilson@specifix.com>
7906 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7908 2005-08-06 Michael Matz <matz@suse.de>
7910 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7911 member only if only one insn is associated with the value.
7913 2005-08-06 Nick Clifton <nickc@redhat.com>
7915 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7917 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7918 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7919 Check symbol flags instead of symbol name mangling.
7920 (xstormy16_asm_output_aligned_common): Likewise. Also
7921 simplify code since the bss100_section cass is the only case
7922 where the below100 code will be triggered.
7923 (xstormy16_encode_section_info): Encode below100 attribute
7924 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7926 (xstormy16_strip_name_encoding): Delete - this function is no
7928 (TARGET_STRIP_NAME_ENCODING): Undefine.
7929 * config/stormy16/stormy16-protos.h: Delete prototype for
7930 xstormy16_strip_name_encoding.
7932 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7934 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7935 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7936 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7937 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7938 config/alpha/predicates.md, config/arc/arc.h,
7939 config/arm/arm.h, config/arm/ieee754-df.S,
7940 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7941 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7942 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7943 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7944 config/m68hc11/m68hc11.h, config/mips/mips.c,
7945 config/mips/mips.h, config/mips/openbsd.h,
7946 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7947 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7948 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7949 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7950 config/sparc/linux.h, config/sparc/linux64.h,
7951 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7952 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7953 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7954 typos. Follow spelling conventions.
7956 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7959 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7960 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7961 specially. Check for side effects only for COND_EXPR.
7962 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7963 return with TREE_NO_WARNING.
7965 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7967 PR rtl-optimization/23233
7968 * loop.c (combine_movables): Require the modes to be the same.
7969 (move_movables): Remove handling of cases where the replacement
7970 had a different mode to the original.
7972 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7974 PR tree-optimization/23128
7975 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7976 subtraction wrap, and set TREE_OVERFLOW if they do.
7978 2005-08-05 Richard Henderson <rth@redhat.com>
7981 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7982 FORCED_LABEL labels.
7984 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7987 * reload.c (find_reloads_subreg_address): Pass down TYPE
7988 unchanged. Change all callers except find_reloads_toplev.
7990 2005-08-05 Michael Matz <matz@suse.de>
7992 * genattrtab.c (current_alternative_string): Remove.
7993 (SIMPLIFY_ALTERNATIVE): Ditto.
7994 (attr_alt_bit_p): Ditto.
7995 (alternative_name): Make const char *.
7996 (evaluate_eq_attr): Remove use of above things.
7997 (simplify_test_exp): Ditto.
7998 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7999 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8001 2005-08-04 James E Wilson <wilson@specifix.com>
8003 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8004 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8005 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8006 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8007 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8009 2005-08-04 Richard Henderson <rth@redhat.com>
8012 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8013 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8014 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8015 if we'd have to instantiate too many members.
8017 2005-08-04 Richard Henderson <rth@redhat.com>
8020 * tree-outof-ssa.c (coalesce_asm_operands): New.
8021 (coalesce_ssa_name): Use it. Split out ...
8022 (coalesce_phi_operands, coalesce_result_decls): ... these.
8024 2005-08-04 Paul Brook <paul@codesourcery.com>
8026 * read-rtl.c (read_quoted_string): Break if EOF.
8028 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8030 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8031 (fold_build2): Likewise.
8032 (fold_build3): Likewise.
8033 (fold_build1_stat): New function prototype.
8034 (fold_build2_stat): Likewise.
8035 (fold_build3_stat): Likewise.
8036 * fold-const.c (fold_build1): Rename to ..
8037 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8038 through to build1_stat.
8039 (fold_build2): Rename to ..
8040 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8041 through to build2_stat.
8042 (fold_build3): Rename to ..
8043 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8044 through to build3_stat.
8046 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8047 Ian Lance Taylor <ian@airs.com>
8049 * function.c (assign_stack_local_1): Do not correct stack slot
8050 address if allocation size is smaller than mode size.
8052 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8055 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8056 (tree_merge_blocks): Propagate anything allowed by
8058 Clarify documentation.
8059 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8060 SSA form, schedule an update if necessary.
8062 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8064 * doc/install.texi (Binaries): Remove broken link to
8065 Sinix/Reliant Unix binaries.
8067 2005-08-03 Richard Henderson <rth@redhat.com>
8070 * function.c (stack_protect_epilogue): Export.
8071 * tree.h (stack_protect_epilogue): Declare.
8072 * calls.c (expand_call): Call it.
8074 2005-08-03 Eric Christopher <echristo@apple.com>
8076 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8077 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8080 2005-08-04 Jan Hubicka <jh@suse.cz>
8082 * profile.c (branch_prob): Split edges with goto locus on them
8083 to get proper line counts.
8084 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8086 2005-08-03 Paul Brook <paul@codesourcery.com>
8088 * function.c (assign_parms): Round current_function_args_size
8089 to PARM_BOUNDARY, not STACK_BOUNDARY.
8091 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8093 * config/i386/i386.c (x86_elf_aligned_common)
8094 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8096 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8098 PR tree-optimization/23157
8099 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8100 before emitting them.
8102 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8104 PR tree-optimization/19899
8105 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8106 * tree-scalar-evolution.c: Include real.h.
8107 (add_to_evolution): Build constant -1 of correct type.
8109 2005-08-03 Jan Hubicka <jh@suse.cz>
8111 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8112 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8113 profile updating for complette unrolling.
8114 * loop-unroll.c (peel_loop_completely): Use it.
8115 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8116 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8119 2005-08-03 Paul Brook <paul@codesourcery.com>
8121 * combine.c (can_change_dest_mode): New function.
8122 (try_combine, simplify_set): Use it.
8124 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8126 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8129 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8131 * doc/install.texi (Specific): Adjust link to openavr.org.
8132 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8133 (Binaries): Adjust HP-UX Porting Center link.
8134 (Binaries): Adjust Free Software Foundation ordering link.
8136 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8138 * convert.c (convert_to_integer): Use fold_build1 instead of
8139 build1 when converting an integer to an integer.
8141 2005-08-02 Richard Henderson <rth@redhat.com>
8143 * combine.c (combine_instructions): Don't use reg_equal/equiv
8144 results if the mode doesn't match.
8146 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8148 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8149 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8151 2005-08-02 Richard Henderson <rth@redhat.com>
8154 * explow.c (memory_address): Remove special-case for
8155 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8157 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8160 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8161 number of calls to cleanup_tree_cfg_1.
8163 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8165 * doc/invoke.texi: document file extensions .F90 and .F95
8167 2005-08-02 Richard Guenther <rguenther@suse.de>
8169 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8170 positive if its first argument is positive.
8172 2005-08-02 Richard Guenther <rguenther@suse.de>
8174 PR tree-optimization/23177
8175 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8178 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8180 PR tree-optimization/23129
8181 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8182 varying for divisions with anti-ranges.
8184 2005-08-02 Jan Hubicka <jh@suse.cz>
8186 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8187 * tree-ssa-threadupdate.c (thread_block): Add it here.
8189 2005-08-01 James E Wilson <wilson@specifix.com>
8191 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8192 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8193 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8195 * config/mips/predicates.md (const_call_insn_operand): Add check for
8196 SYMBOL_REF_LONG_CALL_P.
8197 * doc/extend.texi (long_call): Document the new attribute.
8199 2005-08-01 Ian Lance Taylor <ian@airs.com>
8200 Richard Henderson <rth@redhat.com>
8202 * Makefile.in (RTL_BASE_H): Add real.h.
8203 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8205 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8207 * rtl.c (rtl_check_failed_code_mode): New.
8208 * rtl.h (struct rtx_def): Add u.rv.
8209 (XCMWINT, XCNMPRV): New.
8210 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8211 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8213 2005-08-01 Richard Henderson <rth@redhat.com>
8215 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8216 with auto-inc codes.
8218 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8220 2005-08-01 Jan Hubicka <jh@suse.cz>
8222 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8223 * i386.c: Include dwarf2.h
8224 (asm_preferred_eh_data_format): New.
8225 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8227 2005-08-01 Ian Lance Taylor <ian@airs.com>
8229 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8230 randomize_va_space for virtual address randomization control.
8232 2005-08-01 Steven Bosscher <stevenb@suse.de>
8234 * common.opt (flag_ipa_cp): Put in right place to maintain
8237 2005-08-01 Jan Hubicka <jh@suse.cz>
8239 * profile.c (compute_value_histograms): Fix thinko.
8240 * value-prof.c: Include toplev.h
8241 (check_counter): New function.
8242 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8243 tree_mod_subtract_transform): Add sanity check.
8245 2005-08-01 Richard Guenther <rguenther@suse.de>
8247 PR tree-optimization/23133
8248 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8249 current functions parameter decls to find defs to cse
8252 2005-08-01 Richard Guenther <rguenther@suse.de>
8254 PR tree-optimization/23109
8255 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8256 If trapping math is in effect, use post-dominator information
8257 to check if we'd in any case reach a trapping point before
8258 doing the reciprocal insertion.
8259 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8260 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8261 expressions are invariant only if trapping math is not in effect.
8263 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8265 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8266 cgraph_function_versioning): New declarations.
8267 * cgraphunit.c: Add include to ipa-prop.h.
8268 (update_call_expr, cgraph_copy_node_for_versioning,
8269 cgraph_function_versioning): New functions.
8270 * integrate.c (copy_decl_for_inlining): Remove.
8271 * ipa-prop.h (ipa_replace_map): New struct.
8272 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8273 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8274 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8275 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8276 ipcp_iterate_stage, ipcp_method_scale_print,
8277 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8278 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8279 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8280 ipcp_update_bb_counts, ipcp_update_profiling,
8281 ipcp_update_edges_counts): New functions.
8282 (ipcp_method_cval_init): Remove restriction regarding local methods.
8283 (ipcp_init_stage): Add ipcp_method_compute_scale.
8284 (ipcp_insert_stage): Add versioning.
8285 (ipcp_structures_print): Add ipcp_method_scale_print.
8286 (ipcp_driver): Dump profiling info.
8287 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8288 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8289 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8290 (struct inline_data): Add versioning_p, ipa_info, new fields.
8291 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8292 declare_return_variable): Replace calls to copy_decl_for_inlining with
8294 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8296 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8297 Add argument VERSIONING.
8298 (copy_arguments_for_versioning, copy_static_chain,
8299 function_versionable_p, tree_versionable_function_p,
8300 tree_function_versioning, replace_ref_tree): New functions.
8301 * tree-inline.h: Include varray.h.
8302 (tree_versionable_function_p, tree_function_versioning,
8303 tree copy_decl_for_dup): New declarations.
8305 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8307 * ipa-cp.c: New file. Contains IPCP specific functionality.
8308 * ipa-prop.h: New file. Contains structures/definitions that can be
8309 used by several interprocedural data flow optimizations (and also IPCP).
8310 * ipa-prop.c: New file.
8311 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8312 * common.opt: Add ipa-cp flag.
8313 * timevar.def: Add IPCP optimization.
8314 * tree-optimize.c (init_tree_optimization_passes): Schedule
8316 * tree-pass.h (pass_ipa_cp): Declare.
8318 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8320 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8321 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8322 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8323 config/i386/i386.c, config/mips/mips.h,
8324 config/rs6000/rs6000.h, config/sh/sh.c,
8325 config/stormy16/stormy16.c: Fix comment typos.
8327 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8330 * c-typeck.c (build_binary_op): Use common_type wrapper on
8332 (common_type): Update comment.
8334 2005-07-31 Steven Bosscher <stevenb@suse.de>
8337 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8338 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8339 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8341 2005-07-31 Jan Hubicka <jh@suse.cz>
8343 * pretty-print.h (pp_widest_integer): New macro.
8344 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8347 2005-07-31 Jan Hubicka <jh@suse.cz>
8349 * output.h (enum section_category): Export from varasm.c
8350 (categorize_decl_for_section): Likewise.
8351 * varasm.c (enum section_category): Kill.
8352 (categorize_decl_for_section): Make global.
8353 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8355 * i386.c (ix86_section_threshold): New static variable.
8356 (ix86_in_large_data_p, ix86_encode_section_info,
8357 x86_64_elf_unique_section,
8358 x86_64_elf_select_section): New functions.
8359 (TARGET_ENCODE_SECTION_INFO): Define
8360 (override_options): Enable medium model for PIC.
8361 (ix86_expand_prologue): Expand gen_set_got_rex64.
8362 (legitimate_constant_p): Handle new UNSPECs.
8363 (legitimate_pic_address_disp_p): Likewise.
8364 (legitimize_pic_address): Lower MEDIUM model addressing.
8365 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8366 (enum cmodel): Add MEDIUM_PIC.
8367 (SYMBOL_REF_FAR_ADDR_P): New macro.
8368 (SYMBOL_FLAG_FAR_ADDR): New flag.
8369 * i386.md (movdi): Support medium model.
8370 (set_got_rex64): New pattern.
8371 * i386.opt (mlarge-data-threshold): New flag.
8372 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8373 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8374 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8375 TARGET_ASM_UNIQUE_SECTION): New.
8377 * invoke.texi (-mlarge_data_threshold): Document
8379 2005-07-31 Jan Hubicka <jh@suse.cz>
8381 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8382 (coalesce_vars): Likewise.
8383 * tree-ssa-live.c (coalesce_cost): New.
8384 (build_tree_conflict_graph): Use coalesce_cost.
8385 * tree-ssa-live.h (coalesce_cost): Declare.
8387 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8389 * arm.md (all peepholes for post-increment operations): Delete.
8390 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8391 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8392 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8393 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8394 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8396 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8398 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8401 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8404 * doc/invoke.texi: Document -rdynamic.
8406 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8409 * c-parser.c (c_parser_parms_list_declarator): Call
8410 mark_forward_parm_decls.
8411 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8412 decls with visibility structure.
8414 2005-07-30 Paul Brook <paul@codesourcery.com>
8416 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8418 2005-07-30 Paul Brook <paul@codesourcery.com>
8420 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8422 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8424 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8426 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8429 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8430 nested function declarators.
8431 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8432 (grokparms): Call warn_if_shadowing for parameters used within the
8434 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8435 not used within the parameter list.
8436 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8438 2005-07-30 Jan Hubicka <jh@suse.cz>
8440 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8441 * i386.c (ix86_fixup_binary_operands): Likewise.
8442 (ix86_expand_unary_operator): Likewise.
8443 (ix86_expand_fp_absneg_operator): Likewise.
8444 * optabs.c (expand_vec_cond_expr): Validate dest.
8446 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8449 * real.c (real_from_string): Also set last bit if there is a
8450 nonzero hex digit beyond GCC's internal precision after ".".
8452 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8454 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8455 define_constants. Change duplicate values to unassigned numbers.
8456 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8457 (*altivec_vspltsf): New.
8458 (altivec_vperm_v4sf): Delete.
8459 (altivec_vperm_<mode>): Use mode macro V.
8460 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8461 (altivec_predicate_v4sf): Delete.
8462 (altivec_predicate_<mode>): Use mode macro V.
8463 (*altivec_lvesfx): New.
8464 (*altivec_stvesfx): New.
8465 (vec_realign_load_v4sf): Delete.
8466 (vec_realign_load_<mode>): Use mode macro V.
8467 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8470 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8473 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8475 * configure: Regenerated.
8477 2005-07-29 Paul Brook <paul@codesourcery.com>
8479 * doc/install.texi: Add link to GFortran binaries wiki page.
8481 2005-07-29 David Ung <davidu@mips.com>
8483 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8484 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8485 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8486 * config/mips/mips.md (cpu): Add 5kf name.
8487 (includes): Includes 5k.md.
8488 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8489 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8492 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8495 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8496 (cleanup_tree_cfg): ... here.
8497 Call cleanup_tree_cfg_1 until there are no more cleanups to
8500 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8502 * tree-vrp.c (compare_range_with_value): Return true or false
8503 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8504 EQ_EXPR respectively.
8506 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8508 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8511 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8513 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8514 (tree_ssa_dominator_optimize): Increment it.
8515 (dump_dominator_optimization_stats): Print it.
8517 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8518 Steven Bosscher <stevenb@suse.de>
8520 PR rtl-optimization/23117
8521 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8522 when head == tail. Tidy comment.
8524 2005-07-28 Richard Henderson <rth@redhat.com>
8526 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8527 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8528 * jump.c (rtx_renumbered_equal_p): Likewise.
8529 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8530 CONST_INT and CONST_DOUBLE.
8531 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8532 * reload.c (operands_match_p): Special case CONST_INT and
8533 CONST_DOUBLE; check mode earlier.
8535 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8538 * c-typeck.c (convert_for_assignment): Do not check
8539 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8541 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8544 * c-typeck.c (composite_type): Prefer constant size arrays to
8547 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8550 * real.c (real_from_string): Set last bit if there is a nonzero
8551 hex digit beyond GCC's internal precision.
8553 2005-07-28 Richard Henderson <rth@redhat.com>
8556 * cfgcleanup.c (try_forward_edges): Watch out for end of
8559 2005-07-28 James E Wilson <wilson@specifixinc.com>
8562 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8564 2005-07-28 Jan Hubicka <jh@suse.cz>
8566 * Makefile.in (rtl-profile.o): Kill all traces of it.
8567 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8568 * coverage.h (rtl_coverage_counter_ref): Kill.
8569 * opts.c (flag_speculative_prefetching_set): Kill.
8570 (flag_loop_optimize_set): New.
8571 (common_handle_option): Disable loop optimizer when profiling;
8572 do not handle speculative prefetching.
8573 * passes.c (init_optimization_passes): Replace pass_profiling combo
8574 by branch_prob pass.
8575 * profile.c (compute_value_histograms): Update for simplified value
8577 (rtl_register_profile_hooks): Kill.
8578 (pass_profiling): Kill.
8579 (rest_of_handle_branch_prob): Do not profile.
8580 * toplev.c (process_options): Remove speculative prefetching.
8581 * toplev.h (flag_tree_based_profiling): Kill.
8582 * tree-profile.c (prepare_instrumented_value,
8583 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8584 tree_gen_one_value_profiler, do_tree_profiling): Update for
8585 simplified datastructures.
8586 * value-prof.c: Add comment that speculative prefetching was dropped;
8587 update rest of file for simplified datastructures.
8588 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8589 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8590 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8591 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8592 rtl_mod_subtract, gen_speculative_prefetch,
8593 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8594 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8595 (gate_handle_value_profile_transformations,
8596 rest_of_handle_value_profile_transformations,
8597 pass_value_profile_transformations): Kill.
8598 * value-prof.h (histogram_value_t): Remove IL based unions.
8599 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8600 rtl_profile_hooks): Remove hooks.
8602 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8604 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8605 (cgraph_clone_node): Likewise.
8606 * cgraph.h (cgraph_clone_edge): Update prototype.
8607 (cgraph_clone_node): Likewise.
8608 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8610 (lookup_recursive_calls): Consider profile.
8611 (cgraph_decide_recursive_inlining): Fix updating; use new
8612 probability argument; use profile.
8613 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8614 * tree-inline.c (copy_bb): Update clal of clone_edge.
8615 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8617 * invoke.texi (min-inline-recursive-probability): Document.
8619 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8621 * doc/install.texi (Configuration): Update Valgrind homepage.
8623 2005-07-28 Richard Henderson <rth@redhat.com>
8626 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8627 labels we want to delete.
8628 (cfg_layout_merge_blocks): Likewise.
8630 2005-07-28 Richard Henderson <rth@redhat.com>
8633 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8634 when expanding to nothing.
8636 2005-07-28 Josh Conner <jconner@apple.com>
8638 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8639 (cgraph_decide_inlining_of_small_functions): Likewise.
8641 2005-07-28 Josh Conner <jconner@apple.com>
8643 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8644 direction of badness if negative.
8645 (cgraph_default_inline_p): Add reason to parameters, and assign it
8647 (cgraph_decide_inlining_of_small_functions): New parameter in call
8648 to cgraph_default_inline_p.
8649 (cgraph_decide_inlining_incrementally): Likewise.
8650 * cgraphunit.c (decide_is_function_needed): Likewise.
8651 * cgraph.h (cgraph_default_inline_p): Likewise.
8653 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8655 * builtins.c: Fix comment typo(s).
8656 * genautomata.c: Likewise.
8657 * gimplify.c: Likewise.
8658 * tree-dfa.c: Likewise.
8659 * tree-flow-inline.h: Likewise.
8660 * tree-into-ssa.c: Likewise.
8661 * tree-ssa-alias.c: Likewise.
8662 * tree-ssa-ccp.c: Likewise.
8663 * tree-ssa-copy.c: Likewise.
8664 * tree-ssa-dce.c: Likewise.
8665 * tree-ssa-dom.c: Likewise.
8666 * tree-ssa-operands.c: Likewise.
8667 * tree-tailcall.c: Likewise.
8668 * tree-vectorizer.c: Likewise.
8669 * tree-vrp.c: Likewise.
8672 2005-07-28 Jeff Law <law@redhat.com>
8674 * tree-vrp.c (test_for_singularity): Extracted from ...
8675 (simplify_cond_using_ranges): Attempt to simplify a relational
8676 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8678 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8680 PR tree-optimization/22506
8681 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8682 phis whose argument is constant.
8684 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8686 PR rtl-optimization/18992
8687 Back out this patch:
8688 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8689 PR optimization/12142
8690 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8691 uses of the register in the SET_SRC. Remove unnecessary argument.
8693 Replace it with this:
8694 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8695 if flag_non_call_exceptions is set and the insn may trap, pass
8696 pc_rtx as dest for recursion.
8697 In SET_SRC part of SET case, if dest is already set, pass it down
8700 2005-07-28 Jan Hubicka <jh@suse.cz>
8702 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8703 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8704 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8706 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8707 profile when available.
8709 2005-07-28 Jan Beulich <jbeulich@novell.com>
8711 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8712 (ia64_print_operand): Describe and handle 'X'.
8713 (ia64_register_move_cost): Also handle FP_REGS.
8714 (ia64_preferred_reload_class): Likewise.
8715 (ia64_secondary_reload_class): Likewise.
8716 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8717 it. Also check for ITANIUM_CLASS_FLDP.
8718 * config/ia64/ia64.h (FP_REGNO_P): New.
8719 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8720 (reg_class): Add FP_REGS.
8721 (REG_CLASS_NAMES): Adjust for it.
8722 (REG_CLASS_CONTENTS): Likewise.
8723 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8724 (REG_CLASS_FROM_LETTER): Handle 'x'.
8725 (CLASS_MAX_NREGS): Handle FP_REGS.
8726 (MEMORY_MOVE_COST): Likewise.
8727 * config/ia64/ia64.md (itanium_class): Add fldp.
8728 (type): Handle fldp.
8729 (movti_internal): More allowable operand combinations. Use ldfp8 when
8730 splitting unnecessary. Remove predicable attribute. Adjust
8731 itanium_class attribute.
8732 (smuldi3_highpart): Remove outdated comment.
8733 (mulditi3, umulditi3, rotlti3): New expanders.
8734 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8735 (absti2): Disabled new insn for future reference.
8736 Respective new splitters.
8737 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8738 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8739 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8741 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8743 PR rtl-optimization/23047
8744 * simplify-rtx.c (simplify_const_relational_operation): Respect
8745 flag_wrapv for comparisons with ABS.
8747 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8749 PR tree-optimization/22493
8750 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8751 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8753 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8755 * config/frv/frv.opt (moptimize-membar): New.
8757 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8759 * config/frv/frv.h: Remove machine_function definition.
8761 * config/frv/frv.c (struct frv_io): New.
8762 (struct machine_function): Moved from frv.h. Add has_membar_p.
8763 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8764 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8765 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8766 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8767 (frv_reorg): Call frv_optimize_membar when appropriate.
8768 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8769 (frv_expand_builtin): Adjust calls accordingly.
8770 (frv_io_address_cookie): New function.
8771 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8772 load or store rather than a special insn. Add ccnstant address and
8773 io-type operands to the membar.
8774 (frv_ifcvt_modify_tests): Unsign regno.
8775 (frv_ifcvt_modify_tests): Same.
8777 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8778 UNSPEC_OPTIONAL_MEMBAR constant.
8779 (builtin_read_<mode>): Delete.
8780 (builtin_write_<mode>): Delete.
8781 ("optional_membar_<mode>"): Add operand.
8783 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8784 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8785 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8786 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8787 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8788 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8789 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8790 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8791 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8793 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8795 * df.c (df_uses_record): Handle SCRATCH.
8797 2005-07-28 Steven Bosscher <stevenb@suse.de>
8800 * passes.c (rest_of_decl_compilation): If decl is a type and
8801 we have encountered errors, don't emit debug information.
8803 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8805 * params.def: Fixed comment.
8807 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8810 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8811 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8812 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8814 2005-07-27 Steven Bosscher <stevenb@suse.de>
8817 * varasm.c (assemble_start_function): Don't do anything that may
8818 require a CFG if the current function is a thunk.
8820 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8822 * doc/install.texi (Prerequisites): Mention that perl is needed
8823 to do export control in libstdc++ targetting Darwin.
8825 2005-07-27 Steven Bosscher <stevenb@suse.de>
8827 PR rtl-optimization/17808
8828 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8829 (sched_insns_conditions_mutex_p): Split out from...
8830 (add_dependence): ...here. But don't call it from here.
8831 (add_dependence_list): Check sched_insns_conditions_mutex_p
8832 before calling add_dependence.
8833 (add_dependence_list_and_free): Likewise.
8834 (fixup_sched_groups): Likewise.
8835 (sched_analyze_1): Likewise.
8836 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8837 (sched_analyze): Likewise.
8838 (sched_analyze_insn): Likewise.
8839 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8840 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8841 dependencies on all COND_EXEC insns to jumps ending basic blocks
8842 when doing intrablock scheduling.
8843 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8845 2005-07-27 Jeff Law <law@redhat.com>
8847 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8848 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8849 equivalency sets, correctly handle the case were vr0 has an
8850 equivalency set, but vr1 does not.
8852 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8854 PR tree-optimization/23073
8855 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8856 vect_print_dump_info before fprintf.
8858 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8860 PR tree-optimize/22348
8861 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8862 Fold the partial computation.
8864 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8866 PR tree-optimization/22325
8867 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8869 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8871 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8872 (force_var_cost): ... this function.
8873 (compute_phi_arg_on_exit): Export.
8875 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8877 PR tree-optimization/20773
8878 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8881 2005-07-27 Richard Guenther <rguenther@suse.de>
8883 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8884 Avoid pushing again if current struct contains only
8885 fields we decomposed.
8887 2005-07-27 Jan Hubicka <jh@suse.cz>
8889 PR tree-optimization/22574
8890 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8893 * tree-tailcall.c (decrease_profile): New function.
8894 (eliminate_tail_call): Use it.
8896 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8897 visibility flags correctly in whole program mode.
8899 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8901 PR rtl-optimization/22472
8902 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8904 2005-07-26 Steven Bosscher <stevenb@suse.de>
8906 PR tree-optimization/22504
8907 * tree-complex.c (expand_complex_addition): Use 'code' instead
8908 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8910 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8912 * config.gcc (cpu_type): Add frv case.
8913 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8914 (supported_defaults): Add fr550 case.
8916 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8919 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8920 whether a pointer of type T * may point to objects of type T *.
8922 2005-07-26 DJ Delorie <dj@redhat.com>
8924 * configure: Regenerate.
8926 2005-07-26 Dale Johannesen <dalej@apple.com>
8928 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8930 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8932 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8933 Clarify use of "build" in name.
8935 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8937 * doc/extend.texi (Raw read/write Functions): New section.
8938 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8939 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8940 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8941 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8942 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8943 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8944 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8945 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8946 * config/frv/frv.c: Add bdesc_loads global.
8947 Add bdesc_stores global.
8948 (frv_init_builtins): Add support for __builtin_{read/write}*.
8949 (frv_volatile_memref): New.
8950 (frv_expand_load_builtin): New.
8951 (frv_expand_store_builtin): New.
8952 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8953 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8954 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8955 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8956 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8957 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8958 (builtin_read_<mode>): New.
8959 (builtin_write_<mode>): New.
8960 (builtin_write64): New.
8961 (optional_membar_<mode>): New.
8963 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8965 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8966 (rather than units) against HOST_BITS_PER_WIDE_INT.
8968 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8970 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8971 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8972 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8973 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8976 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8977 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8978 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8980 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8982 2005-07-26 Richard Guenther <rguenther@suse.de>
8984 PR tree-optimization/22486
8985 * fold-const.c (fold_unary): Fold away useless component
8986 references of the form (T *)&T.x, if the address
8989 2005-07-25 James E Wilson <wilson@specifixinc.com>
8991 * dwarf2out.c (add_call_src_coords_attributes): New.
8992 (gen_inlined_subroutine_die): Call it.
8993 (maybe_emit_file, init_file_table): Add comments.
8994 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8996 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8997 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8998 * tree.h (BLOCK_SOURCE_LOCATION): New.
8999 (struct tree_block): New field locus.
9001 2005-07-26 Andreas Schwab <schwab@suse.de>
9003 PR rtl-optimization/23043
9004 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9005 when allocating a struct unoccr.
9007 2005-07-25 Richard Henderson <rth@redhat.com>
9010 * tree-complex.c (gate_no_optimization): True if errors.
9011 * Makefile.in (tree-complex.o): Update dependencies.
9013 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9015 * config/frv/predicates.md (integer_register_operand): Use
9018 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9021 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9023 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9025 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9027 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9028 types when flag_unsafe_math_optimizations is true.
9030 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9032 * gcc.c (option_map): Add --sysroot.
9033 (process_command): Handle --sysroot.
9034 (display_help): Document it.
9035 * doc/cppopts.tex (-isysroot): Document.
9036 * doc/invoke.texi (--sysroot): Document.
9037 * doc/install.texi (--with-build-sysroot): Document.
9039 * Makefile.in (inhibit_libc): New variable.
9040 (INHIBIT_LIBC_CFLAGS): Likewise.
9041 (LIBGCC2_CFLAGS): Include
9042 $(INHIBIT_LIBC_CFLAGS).
9043 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9044 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9045 ($(T)crtend.o): Likewise.
9046 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9047 ($(T)crtendS.o): Likewise.
9048 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9049 ($(T)crtendT.o): Likewise.
9050 (stmp-fixinc): Do not complain about missing headers if
9052 * configure.ac (inhibit_libc): Set it to true/false.
9053 (--with-build-sysroot): New option. Use it to set
9055 * configure: Regenerated.
9057 2005-07-25 Manfred Hollstein <mh@suse.com>
9059 * calls.c (store_one_arg): Fix unsigned comparison warning.
9061 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9064 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9065 (ggc_print_statistics): Initialize variable before use.
9067 2005-07-25 Richard Guenther <rguenther@suse.de>
9069 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9070 calling with a PHI_NODE argument.
9072 * tree-flow-inline.h (overlap_subvar): Protect against
9075 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9077 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9078 * configure: Regenerate.
9080 2005-07-25 Ira Rosen <irar@il.ibm.com>
9082 * expr.c (highest_pow2_factor): Make extern.
9083 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9084 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9085 record_array_differ_p, array_ptr_differ_p): Likewise.
9086 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9087 additional cases. Call the above functions.
9088 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9089 base_object_differ_p when there are two base objects. Otherwise, compare
9090 base address and offset. Call may_alias_p.
9091 (dump_data_reference): Use a correct field name.
9092 (analyze_array): Make static. Initialize new data-ref fields.
9093 (analyze_indirect_ref): New function.
9094 (init_data_ref): Initialize new data-ref fields.
9095 (strip_conversion): Moved from tree-vect-analyze.c.
9096 (analyze_offset_expr, get_ptr_offset, address_analysis,
9097 object_analysis): Likewise.
9098 (analyze_offset): New function.
9099 (create_data_ref): Likewise.
9100 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9101 dimensions for ARRAY_REFs only.
9102 (build_classic_dist_vector): Make static.
9103 (access_functions_are_affine_or_constant_p): Call macro to get the
9104 address of access functions.
9105 (compute_all_dependences): Add new parameter
9106 compute_self_and_read_read_dependences. Compute self and read-read
9107 dependences if it is true.
9108 (find_data_references_in_loop): Call create_data_ref. Initialize new
9110 (compute_data_dependences_for_loop): Add new parameter
9111 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9112 compute nb_loops. Call compute_all_dependences,
9113 build_classic_dist_vector and build_classic_dir_vector with correct
9115 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9116 with correct parameters. Compare dimensions for ARRAY_REFs only.
9117 (free_data_refs): Call macro to free access functions.
9118 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9119 fields from stmt_vinfo.
9120 (struct base_object_info): New structure.
9121 (struct data_reference): Move fields to base_object_info. Add fields
9122 first_location and object_info for above structures. Move fields from
9123 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9124 aligned_to. Add macros to access the new fields.
9125 Update functions declarations.
9126 * tree-flow.h (is_aliased_with): Declare.
9127 * tree-loop-linear.c (linear_transform_loops): Call
9128 compute_data_dependences_for_loop with correct parameters.
9129 * tree-ssa-alias.c (is_aliased_with): New function.
9130 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9131 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9132 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9133 vect_base_addr_differ_p, compute_subscript_distance and
9134 build_classic_dist_vector. Add printings. Check absolute value of
9136 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9138 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9139 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9140 to bytes. Add printing.
9141 (vect_compute_data_refs_alignment): Go through loads and stores in one
9143 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9144 vect_analyze_data_ref_access): Likewise.
9145 (vect_analyze_pointer_ref_access): Remove.
9146 (vect_address_analysis, vect_object_analysis): Likewise.
9147 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9148 and analyze data-refs in the loop.
9149 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9150 fields of data-ref instead of stmt. Add init to the offset from the
9152 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9153 (vect_update_init_of_dr): Likewise.
9154 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9155 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9157 (new_loop_vec_info): Initialize new fields.
9158 (destroy_loop_vec_info): Free new fields.
9159 (vect_strip_conversion): Remove.
9160 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9161 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9162 datarefs. Add new field ddrs.
9163 Add macros for the new fields access.
9164 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9165 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9166 Remove their macros.
9167 * tree.h (highest_pow2_factor): Declare.
9169 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9171 * calls.c (store_one_arg): Check for sibling call MEM arguments
9172 from already clobbered incoming argument area.
9174 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9176 * c-common.c (check_missing_format_attribute): New.
9177 * c-common.h (check_missing_format_attribute): Likewise.
9178 * c-typeck.c (convert_for_assignment): Use it.
9180 2005-07-24 Andreas Schwab <schwab@suse.de>
9182 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9183 register use a word move. Correct operand of ext.w in 68000 code.
9185 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9187 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9188 variables as declarations, rather than definitions.
9190 2005-07-24 Ira Rosen <irar@il.ibm.com>
9192 PR tree-optimization/22526
9193 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9196 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9198 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9199 that C99 reserve for future use. Use it to define clog10,
9200 clog10f and clog10l.
9202 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9204 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9205 * configure.ac: Check for -Wmissing-format-attribute.
9207 * configure: Regenerate.
9209 2005-07-23 Richard Henderson <rth@redhat.com>
9211 PR tree-optimization/22623
9212 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9214 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9217 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9219 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9221 * Makefile.in (C_TREE_H): Update dependencies.
9222 * c-tree.h: Include toplev.h.
9223 * diagnostic.h (diagnostic_set_info): Add format attribute.
9224 * rtl-error.c (diagnostic_for_asm): Likewise.
9226 2005-07-23 Chao-ying Fu <fu@mips.com>
9228 * config/mips/mips-dsp.md: New file.
9229 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9230 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9232 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9233 MIPS_BUILTIN_BPOSGE32.
9234 (mips_expand_builtin_direct): Add one parameter to indicate that
9235 builtin functions need to return a value.
9236 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9238 (mips_regno_to_class): Add classes for 12 new DSP registers.
9239 (mips_subword): Change to check four HI registers.
9240 (mips_output_move): Output move to and from 6 new DSP accumulators.
9241 (override_options): Make sure -mdsp and -mips16 are not used together.
9242 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9244 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9246 (print_operand): Add 'q' for printing DSP accumulators.
9247 (mips_cannot_change_mode_class): Check ACC_REGS.
9248 (mips_secondary_reload_class): Check ACC_REGS.
9249 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9250 (mips_register_move_cost): Check ACC_REGS.
9251 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9252 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9253 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9254 (dsp_bdesc): New array.
9255 (bdesc_arrays): Add DSP builtin function table.
9256 (mips_prepare_builtin_arg): Check predicate again after
9258 (mips_expand_builtin): Add one more parameter to
9259 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9260 MIPS_BUILTIN_BPOSGE32.
9261 (mips_init_builtins): Initialize new function types.
9262 (mips_expand_builtin_direct): Check if builtin functions need to
9263 return a value and pass operands properly.
9264 (mips_expand_builtin_bposge): New function.
9265 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9266 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9267 (FIRST_PSEUDO_REGISTER): Increase to 188.
9268 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9269 Update for 12 new DSP registers.
9270 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9271 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9272 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9273 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9274 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9275 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9276 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9277 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9278 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9279 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9280 (REGISTER_NAMES): Add names for 12 new DSP registers.
9281 * config/mips/mips.md: Include mips-dsp.md.
9282 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9283 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9284 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9285 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9286 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9287 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9288 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9289 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9290 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9291 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9292 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9293 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9294 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9295 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9296 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9297 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9298 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9299 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9300 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9301 (UNSPEC_RDDSP): New constants.
9302 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9303 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9305 * config/mips/mips.opt (-mdsp): New option.
9306 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9307 (reg_imm10_operand): New predicates.
9308 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9309 * doc/invoke.texi (-mdsp): Document new option.
9311 2005-07-22 DJ Delorie <dj@redhat.com>
9313 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9315 * tree-inline.c (inlinable_function_p): Likewise.
9317 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9320 * toplev.c (check_global_declarations): Do not mark undefined
9321 variables as DECL_IGNORED_P.
9322 * varasm.c (first_global_object_name): GTY it.
9323 (weak_global_object_name): Likewise.
9324 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9325 a string to go into {weak,first}_global_object_name.
9327 2005-07-22 DJ Delorie <dj@redhat.com>
9329 * c-format.c (check_function_format): Change warning control
9330 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9332 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9334 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9335 &PTR->FLD a dereference of PTR.
9336 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9337 a potential dereference of PTR.
9339 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9341 PR rtl-optimization/20370
9342 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9343 call allocate_reg_info if necessary.
9345 PR rtl-optimization/21848
9346 * calls.c (emit_library_call_value_1): For const functions, add
9347 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9349 PR rtl-optimization/22445
9350 * cselib.c (target.h): Include.
9351 (rtx_equal_for_cselib_p): Allow commutative matches.
9352 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9353 Remove MODE parameter. Changed all callers.
9355 PR rtl-optimization/22258
9356 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9358 (try_combine): Use likely_spilled_retval_p.
9360 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9362 * config.gcc: Add crx-elf support.
9364 * doc/contrib.texi: Mention crx.
9365 * doc/extend.texi: Document crx extensions.
9366 * doc/install.texi: Document crx install.
9367 * doc/invoke.texi: Document crx options.
9368 * doc/md.texi: Document crx constraints.
9370 * config/crx/crx-protos.h: New file.
9371 * config/crx/crx.c: New file.
9372 * config/crx/crx.h: New file.
9373 * config/crx/crx.md: New file.
9374 * config/crx/crx.opt: New file.
9375 * config/crx/t-crx: New file.
9377 2005-07-22 Manfred Hollstein <mh@suse.com>
9379 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9381 (int_add_graph_edge): Likewise.
9382 (collapse_nodes): Likewise.
9383 (process_unification_queue): Likewise.
9385 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9386 Laurent GUERBY <laurent@guerby.net>
9388 PR tree-optimization/22336
9389 * function.c (record_block_change): Check for
9390 cfun->ib_boundaries_block.
9392 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9394 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9395 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9397 2005-07-21 DJ Delorie <dj@redhat.com>
9399 * toplev.c (warn_deprecated_use): Add warning control to warning
9401 * c-typeck.c (parser_build_binary_op): Likewise.
9402 (c_finish_if_stmt): Likewise.
9403 * c-common.c (check_function_sentinel): Likewise.
9404 (check_nonnull_arg): Likewise.
9406 2005-07-21 Richard Henderson <rth@redhat.com>
9409 * tree-complex.c (complex_ssa_name_components): New.
9410 (cvc_lookup): Allow entry not found.
9411 (create_components): Remove.
9412 (create_one_component_var, get_component_var): New.
9413 (get_component_ssa_name, set_component_ssa_name): New.
9414 (extract_component): Use get_component_ssa_name.
9415 (update_complex_components): Use set_component_ssa_name.
9416 (update_complex_components_on_edge): Likewise.
9417 (update_phi_components): Create new PHI nodes directly, instead
9418 of adding insns to edges.
9419 (tree_lower_complex): Allocate and free complex_variable_components
9420 and complex_ssa_name_components here.
9422 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9424 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9425 revert to returning false.
9427 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9430 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9432 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9435 * config/i386/i386.md (cmpxf): Change operand constraints
9436 to "nonmemory_operand".
9438 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9440 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9442 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9445 * fold-const.c (fold_build1): Add checksum for the operands.
9446 (fold_build2): Likewise.
9447 (fold_build3): Likewise.
9449 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9452 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9454 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9456 * common.opt (-fforward-propagate): Committed by mistake,
9459 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9461 * reg-stack.c: Fix comment typo(s).
9462 * tree-ssa-operands.c: Likewise.
9463 * tree-vectorizer: Likewise.
9465 2005-07-21 Nick Clifton <nickc@redhat.com>
9467 * config/sh/symbian.c: Replace C++ style line comments with C
9468 style line comments.
9469 (symbian_add_attribute): Do not use a ? operator on the LHS of
9471 (sh_symbian_handle_dll_attribute): Change the type of the
9472 method vector to "VEC(tree,gc)*" and use vector accessor
9473 macros to walk over the elements.
9474 (symbian_export_vtable_and_rtti_p): Likewise.
9475 (symbian_class_needs_attribute_p): Likewise.
9477 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9480 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9481 initialize targetm.resolve_overloaded_builtin here.
9482 (altivec_expand_overloaded_builtin): Make it non-static.
9483 * config/rs6000/rs6000-protos.h
9484 (altivec_expand_overloaded_builtin): New prototype.
9485 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9486 targetm.resolve_overloaded_builtin here.
9487 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9489 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9490 Zdenek Dvorak <dvorakz@suse.cz>
9492 PR tree-optimization/19210
9493 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9495 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9496 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9497 rely on unproven assumptions.
9498 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9499 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9500 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9501 to number_of_iterations_exit.
9502 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9503 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9504 * tree-ssa-loop-niter.c (find_loop_niter,
9505 estimate_numbers_of_iterations_loop): Likewise.
9506 (number_of_iterations_exit): Honor the new options.
9507 * doc/invoke.texi (Wunsafe-loop-optimizations,
9508 funsafe-loop-optimizations): Document them.
9510 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9512 PR rtl-optimization/22167
9513 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9515 2005-07-20 Adam Nemet <anemet@lnxw.com>
9517 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9518 __do_global_dtors_aux longcall.
9520 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9522 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9523 (old_special_pred_table): Don't reference
9524 SPECIAL_MODE_PREDICATES.
9525 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9526 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9527 * config/sh/predicates.h: Don't mention
9528 SPECIAL_MODE_PREDICATES.
9529 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9532 2005-07-20 DJ Delorie <dj@redhat.com>
9534 * config.gcc: Add m32c-elf support.
9536 * doc/contrib.texi: Mention m32c.
9537 * doc/extend.texi: Document m32c extensions.
9538 * doc/install.texi: Mention m32c.
9539 * doc/invoke.texi: Document m32c options.
9540 * doc/md.texi: Document m32c constraints.
9542 * config/m32c/addsub.md: New file.
9543 * config/m32c/bitops.md: New file.
9544 * config/m32c/cond.md: New file.
9545 * config/m32c/jump.md: New file.
9546 * config/m32c/m32c-lib1.S: New file.
9547 * config/m32c/m32c-lib2.c: New file.
9548 * config/m32c/m32c-modes.def: New file.
9549 * config/m32c/m32c-pragma.c: New file.
9550 * config/m32c/m32c-protos.h: New file.
9551 * config/m32c/m32c.abi: New file.
9552 * config/m32c/m32c.c: New file.
9553 * config/m32c/m32c.h: New file.
9554 * config/m32c/m32c.md: New file.
9555 * config/m32c/m32c.opt: New file.
9556 * config/m32c/minmax.md: New file.
9557 * config/m32c/mov.md: New file.
9558 * config/m32c/muldiv.md: New file.
9559 * config/m32c/predicates.md: New file.
9560 * config/m32c/prologue.md: New file.
9561 * config/m32c/shift.md: New file.
9562 * config/m32c/t-m32c: New file.
9564 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9566 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9567 (stack_protect_set, stack_protect_test): New expanders.
9568 (stack_protect_set_si, stack_protect_set_si_media,
9569 stack_protect_set_di_media, stack_protect_test_si,
9570 stack_protect_test_si_media, stack_protect_test_di_media):
9573 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9575 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9577 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9579 * tree.h (tree_expr_nonzero_p): Export.
9580 * fold-const.c (tree_expr_nonzero_p): Likewise.
9581 Return true for CALL_EXPRs that are alloca calls.
9582 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9584 * tree-flow.h (expr_computes_nonzero): Remove.
9585 * tree-vrp.c (expr_computes_nonzero): Remove.
9586 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9587 (extract_range_from_unary_expr): Likewise.
9588 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9589 tree_expr_nonzero_p.
9591 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9593 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9594 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9595 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9596 All callers changed.
9597 (frame_related_constant_load): New arg "related" which controls
9598 setting of RTX_FRAME_RELATED_P. All callers changed.
9599 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9600 (bfin_expand_prologue): Add stack limit checking.
9601 * config/bfin/bfin.md (trapifcc): New pattern.
9603 * config/bfin/bfin.c: Include "langhooks.h".
9604 (def_builtin): Go through lang_hooks to call builtin_function.
9606 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9607 * config/bfin/predicates.md (symbol_ref_operand): New.
9608 (call_insn_operand): Delete. All callers changed to use
9609 register_no_elim_operand.
9610 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9612 (function_arg): Use it to generate the call's operand 2.
9613 (bfin_longcall_p): New function.
9614 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9615 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9616 determine if the address needs to be in a REG.
9617 (bfin_handle_longcall_attribute): New function.
9618 (bfin_attribute_table): Add "longcall" and "shortcall".
9619 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9620 (CUMULATIVE_ARGS): New member call_cookie.
9621 (PREDICATE_CODES): Add symbol_ref_operand.
9622 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9623 extra USE to the pattern.
9624 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9625 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9626 sibcall_value_insn; now the new patterns handle direct calls and the
9627 old ones indirect calls.
9628 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9630 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9632 * doc/trouble.texi: Update section on handling of empty loops.
9634 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9636 * config.gcc: Remove support for sparc-*-openbsd*,
9637 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9639 * config.host: Remove support for i860-*-sysv4* as a host.
9640 * config/i860/*, config/ip2k/*, config/ns32k/*,
9641 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9642 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9643 mention obsolete ports.
9645 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9647 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9649 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9650 of frame_pointer_rtx.
9651 (sh_expand_epilogue): Likewise.
9652 (sh_set_return_address): Likewise.
9653 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9654 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9655 offsets from FRAME_POINTER_REGNUM.
9656 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9657 (sh_register_names): Add initializer for sfp.
9658 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9659 (VALID_REGISTER_P): Likewise.
9660 (FIRST_PSEUDO_REGISTER): Update.
9661 (DWARF_FRAME_REGISTERS): Define.
9662 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9663 (HARD_FRAME_POINTER_REGNUM): Define.
9664 (FRAME_POINTER_REGNUM): Redefine.
9665 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9666 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9667 from FRAME_POINTER_REGNUM.
9668 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9669 FRAME_POINTER_REGNUM.
9670 (REG_CLASS_CONTENTS): Add sfp.
9671 (REG_ALLOC_ORDER): Likewise.
9672 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9673 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9674 of frame_pointer_rtx.
9675 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9677 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9679 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9680 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9681 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9683 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9686 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9688 Make CONSTRUCTOR use VEC to store initializers.
9689 * c-common.c (complete_array_type): Update to cope with VEC in
9691 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9692 (pp_c_constructor_elts): New function.
9693 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9694 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9695 struct constructor_stack, struct initializer_stack,
9696 constructor_elements, push_init_level, pop_init_level,
9697 add_pending_init, find_init_member, output_init_element): Update to
9698 cope with VEC in CONSTRUCTOR_ELTS.
9699 * coverage.c (build_fn_info_value, build_ctr_info_value,
9700 build_gcov_info): Likewise.
9701 * expr.c (categorize_ctor_elements_1, store_constructor,
9702 expand_expr_real_1): Likewise.
9703 * fold-const.c (fold_ternary): Likewise.
9704 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9705 gimplify_init_constructor, gimplify_expr): Likewise.
9706 * tree-dump.c (dequeue_and_dump): Likewise.
9707 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9709 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9711 * tree-sra.c (generate_element_init_1): Likewise.
9712 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9713 * tree-ssa-operands.c (get_expr_operands): Likewise.
9714 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9715 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9716 (get_initial_def_for_reduction): Likewise.
9717 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9718 value handle in annotations.
9719 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9720 tree_node_structure): Add support for constr_kind.
9721 (build_vector_from_ctor, build_constructor_single,
9722 build_constructor_from_list): New functions.
9723 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9724 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9725 Update to cope with VEC in CONSTRUCTOR_ELTS.
9726 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9727 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9728 CONSTRUCTOR_APPEND_ELT): New macros.
9729 (struct constructor_elt, struct tree_constructor): New data types.
9730 (union tree_node): Add tree_constructor field.
9731 * treestruct.def: Define TS_CONSTRUCTOR.
9732 * varasm.c (const_hash_1, compare_constant, copy_constant,
9733 compute_reloc_for_constant, output_addressed_constants,
9734 initializer_constant_valid_p, output_constant,
9735 array_size_for_constructor, output_constructor): Update to cope with
9736 VEC in CONSTRUCTOR_ELTS.
9737 * vec.h (VEC_empty, VEC_copy): New macros.
9739 2005-07-19 Devang Patel <dpatel@apple.com>
9741 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9743 2005-07-19 Richard Henderson <rth@redhat.com>
9746 * gimplify.c (gimplify_expr): Use main variant type for the temp
9747 destination for a discarded volatile read.
9748 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9749 casts between non-void types that change volatility.
9751 2005-07-15 DJ Delorie <dj@redhat.com>
9753 * toplev.h: Add comment about the first parameter for warning().
9754 * errors.h: Likewise.
9756 * c.opt (Wpragmas): New.
9757 * doc/invoke.texi: Document it.
9759 * function.c (do_warn_unused_parameter): Add warning control to
9761 * c-decl.c (warn_if_shadowing): Likewise.
9762 * c-lex.c (cb_def_pragma): Likewise.
9763 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9764 (pop_alignment): Likewise.
9765 (handle_pragma_pack): Likewise.
9766 (apply_pragma_weak): Likewise.
9767 (handle_pragma_weak): Likewise.
9768 (handle_pragma_redefine_extname): Likewise.
9769 (add_to_renaming_pragma_list): Likewise.
9770 (handle_pragma_extern_prefix): Likewise.
9771 (maybe_apply_renaming_pragma): Likewise.
9772 (handle_pragma_visibility): Likewise.
9774 * config/c4x/c4x-c.c (BAD): Likewise.
9775 (c4x_parse_pragma): Likewise.
9776 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9777 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9778 (rs6000_pragma_longcall): Likewise.
9779 * config/v850/v850-c.c (pop_data_area): Likewise.
9780 (ghs_pragma_section): Likewise.
9781 (ghs_pragma_section): Likewise.
9782 (ghs_pragma_interrupt): Likewise.
9783 (ghs_pragma_starttda): Likewise.
9784 (ghs_pragma_startsda): Likewise.
9785 (ghs_pragma_startzda): Likewise.
9786 (ghs_pragma_endtda): Likewise.
9787 (ghs_pragma_endsda): Likewise.
9788 (ghs_pragma_endzda): Likewise.
9790 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9791 Kenneth Zadeck <zadeck@naturalbridge.com>
9793 * Makefile.in: Removed tree-promote-statics.c
9794 * tree-promote-statics.c: Removed.
9795 * common.opt: Removed flag-promote-statics.
9797 * passes.c: Removed tree-promote-statics pass.
9798 * tree-pass.h: Ditto.
9799 * timevar.def: Removed TV_PROMOTE_STATICS.
9802 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9804 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9806 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9808 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9811 * c-common.c (check_function_arguments): Call
9812 'check_function_format' if either -Wformat or
9813 -Wmissing-format-attribute are specified.
9814 * c-format.c (check_function_format): Check -Wformat before
9815 calling 'check_format_info'.
9816 * c-opts.c (c_common_post_options): Don't warn for
9817 -Wmissing-format-attribute without -Wformat.
9818 * c-typeck.c (convert_for_assignment): Detect additional cases for
9819 -Wmissing-format-attribute.
9820 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9823 2005-07-19 Richard Guenther <rguenther@suse.de>
9825 * config/i386/i386.md (lrint<mode>2): Use temporary
9826 instead of clobbering non-existent memory.
9828 2005-07-19 Nick Clifton <nickc@redhat.com>
9830 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9831 statement to avoid displaying ASCII control characters.
9833 2005-07-19 Ben Elliston <bje@au.ibm.com>
9835 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9836 * cfganal.c (find_edge_index): Ditto.
9837 * combine.c (combine_instructions): Ditto.
9838 * ddg.c (create_scc): Ditto.
9839 (find_successors): Ditto.
9840 (find_predecessors): Ditto.
9841 (find_nodes_on_paths): Ditto.
9842 (longest_simple_path): Ditto.
9843 * flow.c (update_life_info): Ditto.
9844 (count_or_remove_death_notes): Ditto.
9845 (clear_log_links): Ditto.
9846 * modulo-sched.c (generate_reg_moves): Ditto.
9847 (find_max_asap): Ditto.
9848 (find_max_hv_min_mob): Ditto.
9849 (find_max_dv_min_mob): Ditto.
9850 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9851 * sched-rgn.c (extract_edgelst): Ditto.
9852 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9853 (dump_update_ssa): Ditto.
9854 (ssa_names_to_replace) Ditto.
9855 (switch_virtuals_to_full_rewrite): Ditto.
9856 (update_ssa): Ditto.
9857 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9859 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9861 Fix PR tree-optimization/22483
9863 * tree-complex.c (create_components): Use
9864 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9865 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9866 * tree-flow.h (safe_referenced_var_iterator): New structure.
9867 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9868 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9869 safe_referenced_var iterator.
9870 (add_type_alias): Ditto.
9872 2005-07-19 Steven Bosscher <stevenb@suse.de>
9874 * loop-init.c (rest_of_handle_loop2): Remove.
9875 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9876 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9877 (pass_rtl_loop_init, pass_rtl_loop_done,
9878 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9879 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9880 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9881 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9882 pass_tree_loop_done, and pass_tree_unswitch.
9883 (gate_loop): Rename to gate_tree_loop.
9884 * passes.c (init_optimization_passes): Update for renamed tree
9885 loop passes. Add the new loop2 passes as subpasses of loop2.
9886 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9887 Update for the renamed tree loop passes.
9889 2005-07-18 Ian Lance Taylor <ian@airs.com>
9892 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9893 blocks when optimizing.
9895 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9897 * common.opt (frename-registers): Initialize to 2.
9899 (fgcse-after-reload): Ditto.
9900 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9901 (process_options): Only change flag_web, flag_rename_registers,
9902 and flag_rerun_cse_after_loop if not explicitly set by user.
9904 2005-07-18 Jan Beulich <jbeulich@novell.com>
9906 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9907 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9908 in 64-bit mode the same as DImode in 32-bit mode.
9909 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9910 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9911 mode. Add new mode parameter.
9912 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9913 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9914 x86_64_shift_adj): New expanders.
9915 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9916 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9918 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9919 DImode shift splitters.
9920 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9921 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9924 2005-07-18 Jan Beulich <jbeulich@novell.com>
9926 * i386.md (movdi_extzv_1): New.
9927 (zero_extendhidi2): Combine alternatives and never force use of
9929 (zero_extendqidi2): Likewise. Don't restrict input selection.
9931 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9933 Fix PR tree-optimization/22531
9934 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9937 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9939 * tree-promote-statics.c (pass_promote_statics): Change dump file
9942 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9944 * tree-optimize.c (init_tree_optimization_passes): Add
9945 pass_eliminate_useless_stores pass.
9946 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9947 * tree-ssa-pre.c (is_copy_stmt): New function.
9948 (follow_copies_till_vuse): Ditto.
9949 (do_eustores): Ditto.
9950 (gate_eustores): Ditto.
9952 2005-07-16 Richard Henderson <rth@redhat.com>
9954 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9956 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9957 Kenneth Zadeck <zadeck@naturalbridge.com>
9959 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9960 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9961 ipa-type-escape.h, tree-promote-statics.c
9962 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9963 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9964 tree-promote-statics.c: new files.
9965 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9966 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9967 int nonlocal_set_p, mark_constant_function): Deleted.
9968 (rest_of_handle_cfg): Removed call to mark_constant_function.
9969 (nonoverlapping_component_refs_p): Added calls to support
9970 type based aliasing.
9971 * tree-ssa-alias.c (may_alias_p,
9972 compute_flow_insensitive_aliasing): Ditto.
9973 * calls.c (flags_from_decl_or_type): Removed reference to
9975 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9976 too many arguments. This is necessary for Spec 2000.
9977 * cgraph.h (const_function, pure_function): Removed.
9978 * common.opt: Added "fipa-pure-const", "fipa-reference",
9979 "fipa-type-escape", and "ftree-promote-static".
9981 * passes.c: Added ipa and tree-promote-statics passes.
9982 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9983 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9984 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9985 * tree-flow.h: Added exposed sra calls and addition of
9986 reference_vars_info field for FUNCTION_DECLS.
9987 * tree-pass.h: Added passes.
9988 * tree-sra.c: (sra_init_cache): New function.
9989 (sra_insert_before, sra_insert_after) Made public.
9990 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9992 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9993 aliasing. (may_alias_p): Added code to use type escape analysis to
9995 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9996 code to prune clobbers of static variables based on information
9997 produced in ipa-reference pass. Changed call clobbering so that
9998 statics are not marked as clobbered if the call does not clobber
10001 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10003 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10006 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10008 * doc/install.texi (*-*-solaris2*): Document recommended version
10009 of GNU binutils and mention GNU linker problem on Solaris 10.
10011 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10014 * c-decl.c (c_build_bitfield_integer_type): New function.
10015 (finish_struct): Call it.
10016 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10018 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10020 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10023 2005-07-16 Jan Hubicka <jh@suse.cz>
10025 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10026 (scale_bbs_frequencies_int): Watch roundoff errors.
10027 * predict.c (return_prediction): Initialize return_stmt.
10029 2005-07-16 Jan Hubicka <jh@suse.cz>
10031 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10032 after RTL profiling.
10034 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10036 PR middle-end/22398
10037 * fold-const.c (build_range_check): Convert high/low to etype
10038 if we are only comparing against exp.
10040 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10042 Fix PR tree-optimization/22376
10043 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10045 (need_to_solve): New function.
10046 (compute_points_to_sets): Use it.
10048 2005-07-15 Jan Hubicka <jh@suse.cz>
10050 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10051 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10053 2005-07-15 Richard Guenther <rguenther@suse.de>
10055 * c-common.c (handle_flatten_attribute): New function.
10056 Add flatten function attribute.
10057 * doc/extend.texi: Document flatten function attribute.
10058 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10059 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10061 (cgraph_decide_inlining): Handle functions with flatten
10064 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10066 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10067 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10068 UNSPEC_XCHG, UNSPEC_AND): New.
10069 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10070 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10071 * config/rs6000/sync.md (FETCHOP): New code macro.
10072 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10074 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10075 (sync_compare_and_swap<mode>): Same.
10076 (sync_lock_test_and_set<mode>): Same.
10077 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10078 for QImode and HImode, and not PPC405.
10079 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10080 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10081 (sync_<fetchop>{si,di}_internal): New.
10082 (sync_nand{si,di}_internal): New.
10083 (sync_old_<fetchop>{si,di}_internal): New.
10084 (sync_old_nand{si,di}_internal): New
10085 (sync_new_<fetchop>{si,di}_internal): New.
10086 (sync_new_nand{si,di}_internal): New.
10087 (atomic_and{si,di}): New.
10088 (sync_new_nand{si,di}_internal): New.
10089 (atomic_and{si,di}): New.
10090 (sync_add<mode>_internal): Delete.
10091 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10092 (sync_sub<mode>_internal): Delte.
10093 (sync_subshort_internal): New.
10094 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10095 (sync_anddi_internal): Delete.
10096 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10097 (sync_booldi_internal): Delete.
10098 (sync_boolc<mode>_internal): Delete.
10099 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10100 (sync_boolc<mode>_internal2): Delete.
10101 (sync_boolcc<mode>_internal): Delete.
10102 (isync, lwsync): Use unspec instead of unspec_volatile.
10103 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10104 Revert UNSPEC_VOLATILE.
10105 (rs6000_split_atomic_op): New.
10106 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10108 2005-07-14 Eric Christopher <echristo@redhat.com>
10110 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10111 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10113 2005-07-14 Eric Christopher <echristo@redhat.com>
10115 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10117 2005-07-14 Steven Bosscher <stevenb@suse.de>
10119 PR tree-optimization/22230
10120 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10121 the computation of the four cross productions for "range op range".
10123 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10124 Ulrich Weigand <uweigand@de.ibm.com>
10127 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10130 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10132 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10134 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10136 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10138 2005-07-14 Richard Guenther <rguenther@suse.de>
10140 PR middle-end/22347
10141 * config/i386/i386-protos.h (ix86_function_value): Change
10142 prototype to match new target hook.
10143 * config/i386/i386.c (ix86_value_regno): Change prototype
10144 to take extra type argument.
10145 (TARGET_FUNCTION_VALUE): Define.
10146 (ix86_function_ok_for_sibcall): Pass extra argument to
10147 ix86_value_regno, check return slot rtx for exact match.
10148 (ix86_function_value): Take extra parameter. Dispatch to
10149 ix86_value_regno with fndecl/fntype as provided.
10150 (ix86_value_regno): Handle extra type argument.
10151 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10153 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10154 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10155 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10156 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10157 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10159 2005-07-14 Richard Guenther <rguenther@suse.de>
10161 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10162 * calls.c (expand_call): Pass fntype to hard_function_value.
10163 (emit_library_call_value_1): Likewise.
10164 * explow.c: Include target.h.
10165 (hard_function_value): Take extra argument, the fntype.
10166 Use new target hook for function_value.
10167 * expr.h (hard_function_value): Change prototype.
10168 * function.c (aggregate_value_p): Pass 0 as fntype to
10169 hard_function_value.
10170 (assign_parms): Use new target hook for function_value.
10171 Pass 0 as fntype to hard_function_value.
10172 (expand_function_end): Likewise.
10173 * reg-stack.c: Include target.h.
10174 (stack_result): Use new target hook for function_value.
10175 * target-def.h: New target hook function_value.
10176 * target.h: Likewise.
10177 * targhooks.c (default_function_value): New function.
10178 * targhooks.h (default_function_value): Declare.
10180 2005-07-13 Ian Lance Taylor <ian@airs.com>
10182 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10184 2005-07-14 Jan Hubicka <jh@suse.cz>
10186 * tree-dfa.c (dump_variable): Use default_def function.
10187 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10188 * tree-ssa.c (verify_use): Likewise.
10189 * tree-ssanames.c (release_ssa_name): Likewise.
10190 * tree-tailcall.c (eliminate_tail_call): Likewise.
10191 (tree_optimize_tail_calls_1): Likewise.
10192 * tree-vrp.c (get_value_range): Likewise.
10194 2005-07-14 Ben Elliston <bje@au.ibm.com>
10196 * gcc.c (main): Compare language[0] with '*' when iterating over
10199 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10201 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10202 "s390_emit_compare". Add handling of CCZ1mode.
10203 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10204 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10206 (s390_branch_condition_mask): Add CCZ1mode handling.
10207 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10208 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10209 Use CCZ1mode instead of CCZmode.
10210 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10212 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10214 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10216 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10218 2005-07-13 Eric Christopher <echristo@redhat.com>
10220 * config/mips/mips.c (mips_canonicalize_comparison): New.
10221 (mips_emit_int_relational): Use.
10223 2005-07-13 Eric Christopher <echristo@redhat.com>
10225 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10226 static extra parts.
10227 * config/s390/s390.md: Include tpf.md. Move tpf specific
10229 * config/s390/tpf.md: To here.
10230 * config/s390/s390.opt: Move tpf specific options...
10231 * config/s390/tpf.opt: to here. Add mmain option.
10232 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10233 * config/s390/tpf.h: Rewrite.
10235 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10237 * doc/tm.texi: Remove @xref{Cross-profiling}.
10239 2005-07-13 Jeff Law <law@redhat.com>
10241 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10242 expressions, test their _DECL operands for pointer equality rather
10243 than using operand_equal_p.
10245 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10247 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10248 (TARGET_POSIX_IO): This.
10249 * config/darwin.h: Likewise.
10250 * config/freebsd.h: Likewise.
10251 * config/linux.h: Likewise.
10252 * config/lynx.h: Likewise.
10253 * config/netbsd.h: Likewise.
10254 * config/rs6000/linux64.h: Likewise.
10255 * config/rs6000/linux.h: Likewise.
10256 * config/s390/tpf.h: Likewise.
10257 * config/sh/embed-elf.h: Likewise.
10258 * config/sparc/linux64.h: Likewise.
10259 * config/sparc/linux.h: Likewise.
10260 * config/svr4.h: Likewise.
10261 * gcov-io.h: Likewise.
10263 * doc/tm.texi: Updated.
10265 * libgcov.c (create_file_directory): Defined only if
10266 TARGET_POSIX_IO is defined.
10267 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10270 2005-07-13 Jan Hubicka <jh@suse.cz>
10272 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10274 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10276 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10277 structure as argument.
10279 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10281 PR tree-optimization/21921
10282 * tree-iterator.c (tsi_link_before): Support the case when
10283 tsi_end_p (tsi) == true.
10285 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10287 PR tree-optimization/22442
10288 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10291 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10293 PR rtl-optimization/20376
10294 * toplev.c (process_options): Enable -fweb and -frename-registers when
10296 * doc/invoke.texi: Update the information about when -fweb and
10297 -frename-registers are enabled.
10299 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10302 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10303 if *rhs_p is not a SSA_NAME.
10305 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10307 Fix PR tree-optimization/22422
10308 * tree-ssa-structalias.c (struct variable_info): Add flag for
10310 (get_varinfo): Now a static function.
10311 (new_varinfo): init has_union and is_special_var to false.
10312 (solution_set_add): Check has_union.
10313 (do_da_constraint): Move temporary variable so it gets reset
10315 Also check for special variable.
10316 (do_ds_constraint): Ditto.
10317 (do_sd_constraint): Ditto.
10318 (do_structure_copy): Check for special variable.
10319 (find_func_aliases): Ditto.
10320 (init_base_vars): Set special vars properly.
10322 2005-07-13 Jan Hubicka <jh@suse.cz>
10324 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10327 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10328 (get_expr_operands): Fix thinko wrt flags and subvars.
10330 PR tree-optimize/22379
10331 * tree-inline.c (expand_call_inline): Do not output sorry in early
10334 2005-07-12 Dale Johannesen <dalej@apple.com>
10336 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10338 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10341 * host-linux.h: Include limits.h.
10343 2005-07-12 Dale Johannesen <dalej@apple.com>
10345 * expr.c (compress_float_constant): Add cost check.
10346 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10348 2005-07-12 Dale Johannesen <dalej@apple.com>
10350 * gcc.target/i386/compress-float-sse.c: New.
10351 * gcc.target/i386/compress-float-sse-pic.c: New.
10352 * gcc.target/i386/compress-float-387.c: New.
10353 * gcc.target/i386/compress-float-387-pic.c: New.
10354 * gcc.dg/compress-float-ppc.c: New.
10355 * gcc.dg/compress-float-ppc-pic.c: New.
10357 2005-07-12 Eric Christopher <echristo@redhat.com>
10359 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10360 static extra parts.
10361 * config/s390/s390.md: Include tpf.md. Move tpf specific
10363 * config/s390/tpf.md: To here.
10364 * config/s390/s390.opt: Move tpf specific options...
10365 * config/s390/tpf.opt: to here. Add mmain option.
10366 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10367 * config/s390/tpf.h: Rewrite.
10369 2005-07-12 Eric Christopher <echristo@redhat.com>
10371 * gcc.c (struct infile): Update comment for language.
10372 (main): Rewrite input file resetting code.
10374 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10377 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10378 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10379 (lookup_avail_expr): Use constant_boolean_node instead
10380 of boolean_false_node/boolean_true_node.
10382 2005-07-12 Ben Elliston <bje@au.ibm.com>
10384 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10385 and use it when printing num_edges.
10387 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10389 * doc/extend.texi (Blackfin Built-in Functions): New section.
10390 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10393 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10395 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10396 s/cmpstrsi/cmpstrnsi
10397 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10399 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10400 (init_optabs): Initialize cmpstrn_optab.
10401 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10402 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10403 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10404 * config/i386/i386.md: s/cmpstr/cmpstrn
10405 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10406 * doc/md.texi: Update documentation.
10408 2005-07-11 Richard Henderson <rth@redhat.com>
10410 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10411 build_va_arg_indirect_ref.
10412 (alpha_gimplify_va_arg): Likewise.
10413 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10414 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10415 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10416 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10417 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10418 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10420 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10422 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10424 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10425 * passes.c (init_optimization_passes): Add pass_empty_loop.
10426 * tree-pass.h (pass_empty_loop): Declare.
10427 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10428 try_remove_empty_loop, remove_empty_loops): New functions.
10429 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10430 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10432 2005-07-12 Peter Barada <peter@the-baradas.com>
10434 PR middle-end/16719
10435 PR middle-end/18421
10436 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10437 in address registers.
10438 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10439 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10440 alternative of addsi3_5200.
10442 2005-07-11 Ian Lance Taylor <ian@airs.com>
10444 * config/mips/mips.md (ffs<mode>2): Remove.
10446 2005-07-11 Ian Lance Taylor <ian@airs.com>
10448 * doc/tree-ssa.texi (Cleanups): Improve description of
10450 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10452 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10454 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10455 * tree.h (DECL_ARGUMENT_FLD): New macro.
10457 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10459 Fix PR tree-optimization/22404
10461 * tree-ssa-structalias.c (create_variable_info_for): Use
10464 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10466 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10467 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10468 for second comparison operand.
10469 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10471 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10472 (define_insn_reservation "alu"): Likewise.
10473 (csync, ssync): Now of type sync.
10474 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10475 -mcsync-anomaly -mspecld-anomaly.
10476 * config/bfin/bfin.opt (mcsync): Remove.
10477 (mcsync-anomaly, mspecld-anomaly): Add.
10478 * config/bfin/bfin.c: Include "insn-codes.h".
10479 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10480 (TARGET_DEFAULT_TARGET_FLAGS): New.
10481 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10483 2005-07-11 Steven Bosscher <stevenb@suse.de>
10485 * basic-block.h: Give the BB flags enum a name, bb_flags.
10486 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10487 * cfgcleanup.c (enum bb_flags): Remove here.
10488 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10489 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10490 (update_forwarder_flag): Likewise.
10491 (thread_jump): Likewise.
10492 (try_forward_edges): Likewise.
10493 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10494 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10495 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10497 2005-07-11 Richard Guenther <rguenther@suse.de>
10499 * config/i386/i386.opt: New target option -msseregparm.
10500 * config/i386/i386.c (override_options): Error out for
10501 -msseregparm but no SSE support.
10502 (ix86_function_sseregparm): Check for global sseregparm.
10503 * doc/invoke.texi: Document -msseregparm.
10505 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10507 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10508 (m32rle-*-linux*): Ditto.
10510 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10512 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10513 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10516 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10518 PR middle-end/22239
10520 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10521 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10523 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10525 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10526 (varmap): Heapify varmap.
10527 (constraints): Heapify constraints.
10528 (struct constraint_graph): Heapify succs and preds.
10529 (constraint_vec_find): Update for heapification.
10530 (constraint_set_union): Ditto.
10531 (insert_into_complex): Ditto.
10532 (constraint_edge_vec_find): Ditto.
10533 (erase_graph_self_edge): Ditto.
10534 (add_graph_edge): Ditto.
10535 (get_graph_weights): Ditto.
10536 (merge_graph_nodes): Ditto.
10537 (build_constraint_graph): Ditto.
10538 (topo_visit): Ditto.
10539 (solve_graph): Ditto.
10540 (create_variable_info_for): Ditto.
10541 (init_base_vars): Ditto.
10542 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10543 (condese_varmap_nodes): Free complex vector.
10544 (clear_edges_for_node): Clear succs and preds vector.
10546 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10548 * tree-ssa-structalias.c (update_alias_info): Change counting of
10549 references to not include vdefs.
10551 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10553 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10554 (up_insert): Ditto.
10556 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10558 * pa.c (pa_commutative_p): Make PLUS commutative when
10559 TARGET_NO_SPACE_REGS is true.
10561 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10563 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10564 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10565 * tree-dfa.c (dump_subvars_for): New.
10566 (debug_subvars_for): New.
10567 (dump_variable): Show subvariables if VAR has them.
10568 * tree-flow-inline.h (get_subvar_at): New.
10569 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10570 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10572 (struct subvar): Change fields offset and size to unsigned
10574 (dump_subvars_for): Declare.
10575 (debug_subvars_for): Declare.
10576 (get_subvar_at): Declare.
10577 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10578 to unsigned HOST_WIDE_INT *.
10579 (overlap_subvar): Likewise.
10580 * tree-gimple.c (is_gimple_reg): Always return false for
10581 SFTs and memory tags.
10582 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10583 Update all callers.
10584 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10585 (compute_may_aliases): Call compute_points_to_sets.
10586 (collect_points_to_info_for): Remove.
10587 (compute_points_to_and_addr_escape): Remove.
10588 (delete_alias_info): Call delete_points_to_sets.
10589 (compute_flow_sensitive_aliasing): If the call to
10590 find_what_p_points_to returns false, call set_pt_anything.
10591 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10592 (set_pt_anything): Clear pi->pt_vars.
10593 (set_pt_malloc): Remove.
10594 (merge_pointed_to_info): Remove.
10595 (add_pointed_to_expr): Remove.
10596 (add_pointed_to_var): Remove.
10597 (collect_points_to_info_r): Remove.
10598 (is_escape_site): Make extern.
10600 (create_overlap_variables_for): Call it.
10601 * tree-ssa-copy.c (merge_alias_info): Never merge
10602 flow-sensitive alias information.
10603 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10604 offset and size to be unsigned HOST_WIDE_INT.
10605 (add_to_addressable_set): Rename from note_addressable.
10606 Set TREE_ADDRESSABLE as the variables are added to the set.
10608 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10609 operands into VUSEs when adding V_MAY_DEFs for members in an
10611 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10612 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10613 (struct variable_info): Add bitfield is_heap_var.
10614 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10615 (new_var_info): Initialize is_heap_var.
10616 (get_constraint_for): Add HEAP variables to the symbol table.
10617 Mark them with is_heap_var.
10618 (update_alias_info): New. Taken mostly from the old
10619 compute_points_to_and_addr_escape.
10620 (handle_ptr_arith): New.
10621 (find_func_aliases): Call update_alias_info.
10622 Call handle_ptr_info for tcc_binary expressions.
10623 Call mark_stmt_modified.
10624 (create_variable_info_for): If DECL has subvars, do not create
10625 variables for its subvars. Always add all the fields.
10626 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10627 SFTs, then add all the SFTs of the structure.
10628 If VI->DECL is an aggregate with subvariables, add the SFT at
10630 (find_what_p_points_to): If VI is an artificial variable,
10631 translate to bitfields in SSA_NAME_PTR_INFO.
10632 If the solution is empty, set pi->pt_vars to NULL
10633 (init_base_vars): Create ANYOFFSET.
10634 (compute_points_to_sets): Rename from create_alias_vars.
10636 (pass_build_pta): Remove.
10637 (delete_points_to_sets): Rename from delete_alias_vars.
10638 (pass_del_pta): Remove.
10639 * tree-ssa-structalias.h (struct alias_info): Move from
10641 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10642 NUM_REFERENCES_SET): Likewise.
10643 (compute_points_to_sets, delete_points_to_sets): Declare.
10645 2005-07-09 Richard Henderson <rth@redhat.com>
10647 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10648 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10649 alpha_split_lock_test_and_set_12): New functions.
10650 * config/alpha/alpha-protos.h: Update.
10651 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10652 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10653 * config/alpha/sync.md (I12MODE): New.
10654 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10655 (sync_<fetchop_name><I48MODE>): Likewise.
10656 (sync_nand<I48MODE>): Likewise.
10657 (sync_old_<fetchop_name><I48MODE>): Likewise.
10658 (sync_new_<fetchop_name><I48MODE>): Likewise.
10659 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10660 (sync_compare_and_swap<I48MODE>): Likewise.
10661 (sync_lock_test_and_set<I48MODE>): Likewise.
10662 (sync_compare_and_swap<I12MODE>): New.
10663 (sync_compare_and_swap<I12MODE>_1): New.
10664 (sync_lock_test_and_set<I12MODE>): New.
10665 (sync_lock_test_and_set<I12MODE>_1): New.
10667 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10671 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10673 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10675 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10676 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10678 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10681 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10683 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10685 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10686 memory_operand constraint.
10687 (store_conditional_<mode>): Same.
10688 (sync_compare_and_swap<mode>): Same.
10689 (sync_lock_test_and_set<mode>): Same.
10691 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10693 Rewrite PIC support to more closely model actual instructions.
10694 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10695 (cris_symbol): Remove prototypes for removed functions.
10696 (cris_pic_symbol_type_of, cris_valid_pic_const)
10697 (cris_expand_pic_call_address): Prototypes for new functions.
10698 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10700 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10702 <case ':'>: Add case for new punctuation character.
10703 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10704 emitting (extra) PIC modifier.
10705 <case UNSPEC>: Do not assert for PLT.
10706 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10707 (cris_expand_prologue, cris_expand_epilogue): Check
10708 for pic_offset_table_rtx usage instead of taking
10709 current_function_uses_pic_offset_table as the final word.
10710 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10711 Remove flag_pic difference.
10712 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10713 the moral equivalents of...
10714 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10716 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10717 (cris_handle_option): Mark ARG as unused.
10718 (cris_expand_pic_call_address): New worker function for "call",
10720 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10721 output PIC constructs here.
10722 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10723 as symbol-specific modifers, not whole or part of operands.
10724 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10725 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10726 constants and flag_pic.
10727 (CONSTANT_INDEX_P): Adjust for new functions.
10728 (enum cris_pic_symbol_type): New helper type.
10729 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10730 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10731 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10733 ("movsi"): Emit actual instructions for GOT and relative access.
10734 ("*movsi_got_load"): New pattern to set up the register holding
10736 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10737 Adjust FIXME for 'S'.
10738 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10739 Use "movs" for -fpic cases.
10740 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10741 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10742 ("call", "call_value"): Just call cris_expand_pic_call_address for
10744 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10745 Remove special pattern.
10746 ("*expanded_call_side", "*expanded_call_value_side"): New
10748 (gotplt-to-plt, gotplt-to-plt-side-call)
10749 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10751 * config/cris/cris/predicates.md
10752 ("cris_general_operand_or_gotless_symbol"): Remove unused
10754 ("cris_general_operand_or_symbol"): Adjust for new functions.
10756 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10758 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10760 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10762 * Makefile.in (TREE_H): Add treestruct.def.
10763 (c-decl.o): Add pointer-set.h
10764 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10765 visibility on regular DECL's.
10766 (merge_decls): Fix the copying of decl nodes of various types for
10767 the new structures. Don't update RTL, section name, weak status,
10768 etc, on DECL's without RTL.
10769 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10770 Don't check volatile on non-variable types.
10771 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10772 to check whether we have seen arguments.
10773 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10774 flag is checked before field (flag is common, field is not).
10775 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10776 TS_DECL_COMMON could have an origin.
10777 (add_location_or_const_value_attribute): Don't check section name
10778 on non-var/function decls.
10779 (dwarf2out_var_location): Reverse order of tests.
10780 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10781 with DECL_WRTL_CHECK.
10782 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10783 * fold-const.c (fold_binary): Don't check weakness on
10784 non-var/function decls.
10785 (tree_expr_nonzero_p): Ditto.
10786 (fold_checksum_tree): Use tree_decl_extra as sizeof
10788 * ggc-page.c (extra_order_size_table): Add sizes for
10789 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10791 * gimplify.c (gimplify_bind_expr): Only set
10792 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10793 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10795 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10796 * langhooks.h (init_ts). New langhook.
10797 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10798 * print-tree.c (print_node): Update to only print fields that
10799 exist in the structures the passed decl has.
10800 * toplev.c (wrapup_global_declarations): Don't reset
10801 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10802 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10803 * tree-inline.c (remap_decl): Ditto.
10804 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10805 * tree-pretty-print.c (print_declaration): Don't print
10806 DECL_REGISTER on things that don't contain it.
10807 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10808 non-var/function decls.
10809 * tree.c (tree_contains_struct): New structure.
10810 (init_priority_for_decl): New hashtable.
10811 (tree_int_map): New structure.
10812 (tree_int_map_eq): New function.
10813 (tree_int_map_marked_p): Ditto.
10814 (tree_int_map_hash): Ditto.
10815 (tree_map): Move to tree.h.
10816 (tree_map_eq): Externalize.
10817 (tree_map_hash): Ditto.
10818 (tree_map_marked_p): Ditto.
10819 (init_ttree): Set up tree_contains_struct and call langhook.
10820 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10821 (tree_code_size): Update for new structures.
10822 (tree_node_structure): Update for new structures.
10823 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10825 (copy_node_stat): Copy init priority.
10826 (build_decl_stat): Ditto for visibility.
10827 (ts_enum_names): New.
10828 (tree_contains_struct_check_failed): New function.
10829 (decl_init_priority_lookup): Ditto.
10830 (decl_init_priority_insert): Ditto.
10831 * treestruct.def: New file.
10832 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10833 (CONTAINS_STRUCT_CHECK): Ditto.
10834 (tree_contains_struct_check_failed): New prototype.
10835 (DECL_CHECK): Removed.
10836 (DECL_MINIMAL_CHECK): New.
10837 (DECL_COMMON_CHECK): Ditto.
10838 (DECL_WRTL_CHECK): Ditto.
10839 (DECL_NON_COMMON_CHECK): Ditto.
10840 (DECL_WITH_VIS_CHECK): Ditto.
10841 (VAR_OR_FUNCTION_DECL_P): Ditto
10842 (struct tree_decl_minimal): New structure.
10843 (struct tree_decl_common): Ditto.
10844 (struct tree_decl_with_rtl): Ditto.
10845 (struct tree_decl_with_vis): Ditto.
10846 (struct tree_decl_non_common): Ditto.
10847 (struct tree_field_decl): Ditto.
10848 (struct tree_parm_decl): Ditto.
10849 (struct tree_var_decl): Ditto.
10850 (struct tree_function_decl): Ditto.
10851 (struct tree_const_decl): Ditto.
10852 (struct tree_result_decl): Ditto.
10853 (union tree_node): Add new structures.
10854 * var-tracking.c (track_expr_p): Reverse order of tests.
10856 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10858 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10860 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10861 * system.h: Poison FINALIZE_PIC.
10862 * doc/tm.texi (FINALIZE_PIC): Remove.
10864 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10867 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10868 to the correct type if we have a MODIFY_EXPR.
10870 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10872 PR tree-optimization/22360
10873 * tree.c (upper_bound_in_type): Fix calculations for casting
10874 to a non-wider signed type and casting a signed value to a
10875 wider unsigned type.
10876 (lower_bound_in_type): Fix calculations for casting to a
10877 non-wider signed type.
10879 PR tree-optimization/20139
10880 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10882 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10883 fold_cond_expr_cond.
10884 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10885 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10887 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10890 * tree-complex.c (expand_complex_libcall): Produce
10891 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10893 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10895 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10896 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10897 b" assert and inserted fastpath code for this case.
10898 (bitmap_ior): Removed "a != b" assert.
10900 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10902 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10903 (ENDFILE_SPEC): Likewise.
10904 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10906 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10907 a large stack frame at epilogue.
10909 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10911 * final.c: Include sdbout.h when required.
10913 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10915 * config.gcc (*-*-darwin*): Only one target-specific header file
10916 for generic darwin.
10917 (powerpc-*-darwin*): Add version-specific header files.
10918 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10919 * config.in: Regenerate.
10920 * configure: Regenerate.
10921 * gcc.c: Include xregex.h.
10922 (version_compare_spec_function): New.
10923 (spec_function): Add version-compare.
10924 (replace_outfile_spec_function): Reformat comment.
10925 (compare_version_strings): New.
10926 * config/darwin-c.c (version_as_macro): New.
10927 (builtin_define): New.
10928 (darwin_cpp_builtins): New.
10929 * config/darwin-protos.h (darwin_cpp_builtins): New.
10930 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10931 (LIB_SPEC): Make unconditional, update comment.
10932 (TARGET_C99_FUNCTIONS): Define.
10933 * config/darwin.opt: Sort.
10934 (mmacosx-version-min=): New.
10935 * config/darwin7.h: Delete.
10936 * config/darwin8.h: Delete.
10937 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10938 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10939 (TARGET_C99_FUNCTIONS): Define.
10940 * config/rs6000/darwin7.h: New.
10941 * config/rs6000/darwin8.h: New.
10942 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10943 (-mmacosx-version-min): Document.
10945 2005-07-07 Ian Lance Taylor <ian@airs.com>
10947 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10949 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10951 PR middle-end/22239
10952 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10954 2005-07-07 Khem Raj <kraj@mvista.com>
10956 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10957 in bytes, not words.
10959 2005-07-07 Paul Brook <paul@codesourcery.com>
10961 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10962 DEFAULT_FUNCTION_ARG_PADDING to upward.
10964 2005-07-07 Richard Henderson <rth@redhat.com>
10966 * function.c (locate_and_pad_parm): Record parameter alignment in
10967 stack_alignment_needed.
10969 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10971 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10972 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10973 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10974 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10975 (define_attr "type"): Add isync, sync, load_l, store_c.
10976 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10977 Create scratch volatile MEM.
10978 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10980 (load_locked_<mode>): New.
10981 (store_conditional_<mode>): New.
10982 (sync_compare_and_swap<mode>): Replace with splitter.
10983 (sync_lock_test_and_set<mode>): Replace with splitter.
10984 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10986 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10987 is ics. Attribute isync.
10988 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10990 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10991 and UNSPECV_SYNC_OP.
10992 (emit_unlikely_jump): New.
10993 (emit_load_locked): New.
10994 (emit_store_conditional): New.
10995 (rs6000_split_compare_and_swap): New.
10996 (rs6000_split_lock_test_and_set): New.
10997 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10998 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10999 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11000 rs6000_split_lock_test_and_set): Declare.
11001 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11002 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11003 store_c, isync, sync.
11005 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11007 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11008 filenames to gtyp-gen.h.
11009 (s-typ-gen): Use it in place of for loops.
11011 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11013 * hooks.c (hook_bool_rtx_int_false): New function.
11014 * hooks.h (hook_bool_rtx_int_false): Declare.
11015 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11016 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11017 * target.h (struct gcc_target): Add commutative_p member.
11018 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11019 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11020 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11021 (pa_commutative_p): New function.
11022 * jump.c (target.h): Include.
11023 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11024 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11026 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11028 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11029 (s390_expand_setmem): New.
11030 * config/s390/s390.c: Likewise.
11031 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11033 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11034 general_operand. Call new function "s390_expand_setmem".
11035 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11036 ("setmem_long", "*setmem_long"): ... this.
11038 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11040 * config/s390/s390.c: (optimization_options): Enable
11041 TARGET_MVCLE at -Os.
11042 * doc/invoke.texi: Document changes in default behaviour.
11043 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11045 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11047 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11048 defined by back-end.
11050 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11052 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11053 all sets in the pattern.
11054 * config/rs6000/rs6000.md (stack_protect_testsi,
11055 stack_protect_testdi): Likewise.
11057 2005-07-06 Jeff Law <law@redhat.com>
11059 * tree-vrp.c (simplify_using_ranges): Kill.
11060 (vrp_finalize): Remove call to simplify_using_ranges.
11061 (simplify_stmt_using_ranges): New function extracted from
11062 simplify_using_ranges.
11063 (simplify_div_or_mod_using_ranges): Likewise.
11064 (simplify_abs_using_ranges): Likewise.
11065 (simplify_cond_using_ranges): New function.
11066 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11067 * tree-ssa-propagate.c (substitute_and_fold): Call
11068 simplify_stmt_using_ranges if we have range information.
11070 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11072 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11073 ia64_flag_schedule_isns2.
11075 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11076 reading/writing general registers.
11077 (ia64_function_arg): Revert 2005-06-18 change.
11079 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11081 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11082 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11084 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11086 * function.c (expand_function_end): Revert part of 2005-06-27
11087 patch. Do sjlj_emit_function_exit_after after return_label.
11089 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11091 * doc/install.texi (--disable-libssp): New.
11093 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11095 * doc/invoke.texi: Update -fforce-mem documentation.
11096 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11097 code for -fforce-mem.
11098 * expmed.c: (store_bit_field,store_fixed_bit_field,
11099 extract_bit_field): Ditto.
11100 * expr.c: (convert_move): Ditto.
11101 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11102 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11103 emit_conditional_add,expand_float,expand_fix): Ditto.
11104 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11105 (common_handle_option): Issue warning when -fforce-mem specified.
11107 2005-07-06 Paul Brook <paul@codesourcery.com>
11109 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11111 * configure: Regenerate.
11113 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11115 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11117 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11119 Fix PR tree-optimization/22319
11120 Fix PR tree-optimization/22140
11121 Fix PR tree-optimization/22310
11123 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11124 variable sized types.
11125 Use correct type for intermediate structure on *a = *b structure
11128 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11130 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11132 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11133 (machine_function): Move typedef to...
11134 * config/rs6000/rs6000.c (machine_function): ... here. Add
11135 varargs_save_offset field.
11136 (rs6000_stack_t): Remove varargs_size field.
11137 (setup_incoming_varargs): Allocate varargs save area using
11138 assign_stack_local, try to make it as small as possible.
11139 Save offset from virtual_stack_vars_rtx to the save area
11140 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11141 instead of magic 8 when fp word byte size is used.
11142 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11143 instead of -RS6000_VARARGS_SIZE.
11144 (rs6000_stack_info, debug_stack_info,
11145 rs6000_initial_elimination_offset): Remove all traces of
11147 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11148 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11149 RS6000_VARARGS_AREA.
11151 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11153 PR tree-optimization/21963
11154 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11155 constant_multiple_of in the same way get_computation_cost_at does.
11157 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11159 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11160 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11161 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11162 and return its previous value.
11163 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11164 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11166 (stack_protect_set, stack_protect_test): New expanders.
11167 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11168 stack_protect_testdi): New insns.
11169 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11170 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11172 2005-07-06 Jeff Law <law@redhat.com>
11174 * tree-ssa-dce.c (cfg_altered): New global.
11175 (tree_dce_init): Initialize cfg_altered.
11176 (remove_dead_stmt): If we remove an edge in the CFG, then set
11178 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11181 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11183 * Makefile.in (stamp-collect-ld): Use
11184 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11185 ./collect-ld if it already exists.
11186 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11187 Don't remove ./nm if it already exists.
11189 2005-07-05 Devang Patel <dpatel@apple.com>
11191 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11192 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11193 * tree-vectorizer.c (vect_loop_location): New.
11194 (vect_print_dump_info): Use vect_loop_location.
11195 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11196 (vectorize_loops): Set vect_loop_location.
11197 * tree-vect-analyze.c (vect_analyze_offset_expr,
11198 vect_determin_vectorization_factor, vect_analyze_operations,
11199 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11200 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11201 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11202 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11203 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11204 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11205 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11206 vect_analyze_loop): Adjust vect_print_dump_info API.
11207 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11208 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11209 vect_finish_stmt_generation, vectorizable_assignment,
11210 vectorizable_operation, vectorizable_store, vectorizable_load,
11211 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11212 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11213 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11214 vect_transform_loop): Same.
11215 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11216 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11219 2005-07-05 Randolph Chung <tausq@debian.org>
11221 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11222 * configure: Regenerate.
11223 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11224 (pa_tls_referenced_p): Declare.
11225 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11226 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11227 (legitimize_tls_address): New.
11228 (hppa_legitimize_address): Handle TLS addresses.
11229 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11230 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11231 (emit_move_sequence): Handle TLS addresses.
11232 (pa_encode_section_info): Call default handler to handle common
11234 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11235 (CONSTANT_ADDRESS_P): Reject TLS operands.
11236 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11237 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11238 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11239 (UNSPEC_TLSLE): Define new constants.
11240 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11241 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11242 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11243 (tie_symbolic_operand, tle_symbolic_operand): New
11245 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11247 * aclocal.m4: Update macros for autoconf 2.59 style.
11248 * configure.ac: Likewise.
11250 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11252 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11253 (function_arg): Pass small aggregates in general registers on 32-bit
11255 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11257 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11259 * Makefile.in (final.o): Fix dependencies.
11261 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11265 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11266 * langhooks.c (lhd_expr_to_decl): New.
11267 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11269 (LANG_HOOKS_INITIALIZER): Update.
11270 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11271 expr_to_decl langhook.
11272 * c-tree.h (c_expr_to_decl): Declare.
11273 * c-typeck.c (c_expr_to_decl): New.
11274 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11276 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11278 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11281 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11282 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11284 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11286 * Makefile.in: Adjust dependencies.
11287 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11288 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11289 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11290 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11291 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11292 rest_of_compilation.
11294 * bb-reorder.c (gate_duplicate_computed_gotos,
11295 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11296 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11297 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11298 pass_partition_blocks): New.
11299 * bt-load.c (gate_handle_branch_target_load_optimize,
11300 rest_of_handle_branch_target_load_optimize,
11301 pass_branch_target_load_optimize): New.
11302 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11304 * cfglayout.c (pass_insn_locators_initialize): New.
11305 * cfgrtl.c (pass_free_cfg): New.
11306 * combine.c (gate_handle_combine, rest_of_handle_combine,
11307 pass_combine): New.
11308 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11309 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11310 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11311 * except.c (pass_set_nothrow_function_flags,
11312 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11314 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11315 rest_of_handle_shorten_branches, pass_shorten_branches,
11316 rest_of_clean_state, pass_clean_state): New.
11317 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11318 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11319 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11321 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11322 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11323 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11324 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11326 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11327 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11328 pass_rtl_ifcvt, gate_handle_if_after_combine,
11329 rest_of_handle_if_after_combine, pass_if_after_combine,
11330 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11331 pass_if_after_reload): New.
11332 * integrate.c (pass_initial_value_sets): New.
11333 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11334 pass_purge_lineno_notes): New.
11335 * mode-switching.c (rest_of_handle_mode_switching,
11336 pass_mode_switching): New.
11337 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11338 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11340 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11341 pass_loop_optimize): New.
11342 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11344 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11346 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11347 pass_postreload_cse): New.
11348 * profile.c (gate_handle_profiling, pass_profiling,
11349 rest_of_handle_branch_prob, pass_branch_prob): New.
11350 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11351 pass_split_before_regstack, gate_handle_split_before_regstack,
11352 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11353 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11354 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11355 pass_stack_regs): New.
11356 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11357 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11358 pass_stack_adjustments): New.
11359 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11360 pass_regrename): New.
11361 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11362 pass_delay_slots, gate_handle_machine_reorg,
11363 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11364 * rtl.h (extern void purge_line_number_notes): New.
11365 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11366 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11368 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11370 * value-prof.c (gate_handle_value_profile_transformations,
11371 rest_of_handle_value_profile_transformations,
11372 pass_value_profile_transformations): New.
11373 * var-tracking.c (gate_handle_var_tracking,
11374 pass_variable_tracking): New.
11375 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11377 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11378 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11379 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11380 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11381 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11382 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11383 rest_of_handle_gcse2, rest_of_handle_regmove,
11384 rest_of_handle_tracer, rest_of_handle_if_conversion,
11385 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11386 rest_of_handle_web, rest_of_handle_branch_prob,
11387 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11388 rest_of_handle_jump_bypass, rest_of_handle_combine,
11389 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11390 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11391 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11392 rest_of_handle_mode_switching, rest_of_handle_jump,
11393 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11394 rest_of_handle_flow2, rest_of_handle_jump2,
11395 rest_of_handle_peephole2, rest_of_handle_postreload,
11396 rest_of_handle_shorten_branches, rest_of_clean_state,
11397 rest_of_compilation): Remove.
11399 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11400 * passes.c (dump_flags, in_gimple_form, all_passes,
11401 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11402 register_dump_files, next_pass_1, last_verified, execute_todo,
11403 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11404 from tree-optimize.c.
11405 (init_optimization_passes): Moved from tree-optimize.c,
11406 adding the RTL optimizations.
11407 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11408 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11409 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11410 register_dump_files, next_pass_1, last_verified, execute_todo,
11411 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11412 init_tree_optimization_passes, ipa_passes): Delete.
11413 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11415 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11416 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11418 (ipa_passes): Remove.
11419 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11420 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11421 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11422 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11423 (dump_info_p, dump_flag): Moved to tree-dump.h.
11425 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11427 * passes.c (finish_optimization_passes): Use dump_begin
11428 and dump_end, TDI_end.
11429 (gate_rest_of_compilation): New.
11430 (pass_rest_of_compilation): Use it.
11431 (gate_postreload, pass_postreload): New.
11432 * toplev.c (general_init): Rename init_tree_optimization_passes.
11433 * toplev.h (init_tree_optimization_passes): Rename to
11434 init_optimizations_passes.
11435 * tree-dump.c (dump_flag): Make static.
11436 (dump_files): Remove RTL dumps.
11437 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11438 pass_cleanup_cfg, pass_free_cfg_annotations,
11439 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11440 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11441 * tree-pretty-print.c: Include tree-pass.h.
11442 * cgraph.c: Include tree-dump.h.
11444 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11446 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11447 Only fall back to saying it points to readonly memory if
11448 we can't do better.
11450 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11452 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11453 * config/m32r/m32r.c (m32r_compute_frame_size,
11454 m32r_expand_prologue): Take current_function_profile into
11455 account whenever we reference
11456 current_function_uses_pic_offset_table.
11457 (m32r_finalize_pic): Remove.
11458 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11460 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11462 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11463 instead of $<. Don't remove ./as if it already exists.
11465 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11468 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11469 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11470 for complex modes when generating code for PA 1.0.
11471 (VALID_FP_MODE_P): New macro.
11472 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11473 sets for all general and floating point modes. Align wide floating
11474 point modes to even register boundaries to comply with architectural
11476 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11477 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11478 (VALID_FP_MODE_P): New macro.
11479 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11480 sets for all general and floating point modes. Align wide floating
11481 point modes to even register boundaries to comply with architectural
11484 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11486 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11489 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11491 * tree-ssa-structalias.c: Don't include expr.h.
11493 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11495 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11498 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11500 Fix PR tree-optimization/22279
11502 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11505 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11507 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11509 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11511 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11512 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11513 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11514 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11515 config/stormy16/stormy16.c, config/v850/v850.c,
11516 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11517 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11518 Avoid "." or "\n" at end of diagnostics and capital letters at
11519 start of diagnostics.
11520 * combine.c, cse.c: Don't translate dump file output.
11521 * toplev.c (print_version): Only translate output if going to
11524 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11526 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11527 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11530 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11532 * pa.c (fix_range): Fix typo in comment.
11534 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11536 * tree-vrp.c (extract_range_from_assert): Replace
11537 fold (build (...)) with fold_build2.
11539 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11541 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11542 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11543 (format_types_orig, handle_format_attribute): Add support for
11546 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11548 * varasm.c (assemble_variable): Fix format specifier thinko.
11550 2005-07-03 Ira Rosen <irar@il.ibm.com>
11552 PR tree-optimization/22029 (and 22135)
11553 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11554 a phi node before calling dump_vops.
11556 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11558 * tree-dump.h (dump_string_field): Declare.
11559 * tree-dump.c: Use it instead of dump_string.
11560 (dump_string_field): Make non-static.
11562 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11564 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11565 up the minimal CFG stuff always when optimize > 0. Call
11566 split_all_insns_noflow in PIC case if needed.
11568 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11569 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11572 * c-decl.c (c_write_global_declarations): Dump contents of
11574 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11575 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11576 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11577 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11580 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11582 * c-common.h (GCC_DIAG_STYLE): Define.
11583 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11584 version for format checking to 4.1.
11585 * c-format.c: Include toplev.h after c-common.h.
11586 (enum format_type): Add gcc_tdiag_format_type.
11587 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11588 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11589 (format_types_orig): Add gcc_tdiag.
11590 (init_dynamic_diag_info): Support gcc_tdiag formats.
11591 (handle_format_attribute): Likewise.
11592 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11593 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11594 version for format checking to 4.1.
11595 (warning0, warning, error, pedwarn, sorry): Use
11596 ATTRIBUTE_GCC_DIAG.
11597 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11598 (finish_aliases_1): Do not use %qE.
11599 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11600 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11601 Correct format bugs.
11602 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11603 parameter to unsigned HOST_WIDE_INT.
11604 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11606 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11608 PR middle-end/21742
11609 * expr.c (write_complex_part): Use adjust_address for MEM.
11610 (read_complex_part): Same.
11612 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11614 Fix PR tree-optimization/22280
11616 * tree-sra.c (generate_element_init): Remove useless loop.
11618 2005-07-02 Richard Henderson <rth@redhat.com>
11620 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11622 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11624 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11626 PR middle-end/14490
11627 * fold-const.c (fold_binary): Handle the return value of
11628 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11629 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11631 2005-07-02 Jeff Law <law@redhat.com>
11633 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11634 a eliminate type conversion which feeds an equality comparison
11635 if the original type or either operand in the comparison is a
11638 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11640 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11641 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11643 * config/avr/avr.c: Do not use '`' as left quote.
11644 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11645 Remove "." from end of diagnostics. Make diagnostics start with
11648 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11649 Joseph S. Myers <joseph@codesourcery.com>
11651 * toplev.c (default_tree_printer): Handle setting location with
11653 * c-objc.common.c (c_tree_printer): Likewise.
11654 * c-format.c (gcc_diag_flag_specs): Add '+'.
11655 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11656 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11658 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11659 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11660 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11661 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11662 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11663 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11664 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11665 format arguments where %J is used without %D.
11667 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11669 * gcc.c (LINK_SSP_SPEC): Define.
11670 (link_ssp_spec): New variable.
11671 (LINK_COMMAND_SPEC): Add %(link_ssp).
11672 (static_specs): Add link_ssp_spec.
11673 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11674 * configure: Rebuilt.
11675 * config.in: Rebuilt.
11677 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11678 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11679 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11680 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11681 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11682 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11683 -0x7008(2) instead of reading __stack_chk_guard variable.
11684 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11686 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11687 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11688 if TARGET_THREAD_SSP_OFFSET is defined.
11689 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11690 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11693 2005-06-27 Richard Henderson <rth@redhat.com>
11694 * libgcc-std.ver (GCC_4.1.0): New.
11695 * libgcc.h (__stack_chk_guard): Declare.
11696 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11697 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11698 * mklibgcc.in (lib2funcs): Add them.
11700 2005-07-01 Richard Henderson <rth@redhat.com>
11702 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11703 void * before struct sigcontext *.
11704 (x86_fallback_frame_state): Likewise.
11706 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11708 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11710 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11713 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11714 we check for SSA_NAME for.
11716 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11718 Fix PR tree-optimization/22071
11720 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11722 (get_constraint_for_component_ref): Use it.
11724 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11727 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11728 print out the last new line.
11730 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11732 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11733 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11734 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11735 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11736 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11737 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11738 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11739 (enum reg_class): New member CC0_REGS.
11740 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11741 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11742 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11743 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11744 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11745 Adjust for register now described.
11747 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11750 * config/i386/i386.md (stack_protect_test_si,
11751 stack_protect_test_di): Add earlyclobber for scratch 3.
11752 * config/rs6000/rs6000.md (stack_protect_testsi,
11753 stack_protect_testdi): Add earlyclobber for scratch 3,
11754 remove earlyclobber from scratch 4.
11756 Older entries for 2005 can be found in ChangeLog-2005.