1 2005-12-14 Jeff Law <law@redhat.com>
3 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
4 to a structure containing state rather than a pointer to bool.
5 (case ARRAY_REF): New code to handle folding some array references.
6 (case ADDR_EXPR): Note when we are processing expressions found
8 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
9 for state variables rather than just a pointer to a boolean.
10 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
11 handling of constant string references.
13 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
15 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
16 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
17 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
18 Move other tst* patterns to retain partial order.
20 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
22 * config/s390/s390.md ("d0", "1"): New mode attributes.
23 ("<shift>di3", "<shift>si3"): Merge.
24 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
25 ("ashrdi3", "ashrsi3"): Merge.
26 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
27 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
28 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
29 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
30 ("*ashrdi3", "*ashrsi3"): Merge.
31 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
33 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
35 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
36 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
37 ("*extendqidi2", "*extendqisi2") Merge.
38 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
39 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
40 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
41 Move some patterns to retain partial ordering.
43 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
45 * config/s390/s390.md ("atype", "length"): Rewrite.
46 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
48 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
50 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
52 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
54 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
55 PARALLELs with a mode.
57 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
59 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
62 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
64 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
66 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
70 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
73 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
75 2005-12-14 Jakub Jelinek <jakub@redhat.com>
79 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
80 DECL_P, call get_section rather than get_named_section. Supply
83 2005-12-14 Ben Elliston <bje@au.ibm.com>
85 * c-common.c (c_common_truthvalue_conversion): Generalise warning
86 for addresses converted to booleans; not just function addresses.
87 * c-typeck.c (build_binary_op): Warn for address comparisons which
88 can never be NULL (eg. func == NULL or &var == NULL).
89 * common.opt (Walways-true): New option.
90 * c-opts.c (c_common_handle_option): Set it with -Wall.
91 * doc/invoke.texi: Document it.
93 2005-12-13 Paul Brook <paul@codesourcery.com>
95 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
96 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
98 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
100 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
101 (EXTRA_MULTILIB_PARTS): Define.
103 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
105 PR rtl-optimization/20070 / part1
106 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
107 count_or_remove_death_notes with kill == -1.
108 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
109 registers if PROP_POST_REGSTACK is set.
110 (mark_used_reg): Likewise.
111 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
112 REG_UNUSED notes for stack regs.
113 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
114 to match rtx_equiv_p machinery. Change caller.
115 (outgoing_edges_match): Likewise.
116 (try_crossjump_to_edge): Use struct_equiv_block_eq
117 instead of flow_find_cross_jump.
118 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
119 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
120 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
121 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
122 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
123 (insns_match_p): Update prototype.
124 (flow_find_cross_jump): Remove prototype.
125 (struct_equiv_block_eq, struct_equiv_init): Declare.
126 (rtx_equiv_p, condjump_equiv_p): Likewise.
127 * struct-equiv.c: Include reload.h.
128 (IMPOSSIBLE_MOVE_FACTOR): Define.
129 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
130 (struct_equiv_improve_checkpoint): Likewise.
131 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
132 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
133 (struct_equiv_merge, find_dying_input): Likewise.
134 (resolve_input_conflict, note_local_live): Likewise.
135 (death_notes_match_p): Change parameters and processing
136 to match rtx_equiv_p machinery. Change caller.
137 (insns_match_p): Likewise.
138 (flow_find_cross_jump): Replace with:
139 (struct_equiv_block_eq).
141 Back out this change:
142 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
143 * recog.c (verify_changes): Make it static.
144 * recog.h: Remove the corresponding prototype.
146 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
148 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
151 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
153 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
154 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
155 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
156 TARGET_MS1_64_001 appropriately.
157 (ms1_machine_reorg): Use TARGET_MS2.
159 2005-12-13 Jakub Jelinek <jakub@redhat.com>
163 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
164 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
165 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
166 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
167 Set mode to SI, adjust constraints.
168 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
169 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
172 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
174 * c-cppbuiltin.c (builtin_define_float_constants): Add
175 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
176 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
177 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
178 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
179 to "((double)%sL)" otherwise "%s".
181 2005-12-13 Paul Brook <paul@codesourcery.com>
183 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
186 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
188 * tree-flow.h: Allow compilation with a C++ compiler.
189 (struct edge_prediction): Prefix all field names with "ep_".
190 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
191 (tree_predict_edge, combine_predictions_for_bb): Likewise.
192 (remove_predictions_associated_with_edge): Likewise.
194 2005-12-12 Jeff Law <law@redhat.com>
196 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
198 * passes.c (init_optimization_passes): Run reassociation again
199 after loop optimizations.
201 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
203 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
205 (optimize_stmt): Ditto.
206 (canonicalize_comparison): New function.
207 * tree-ssa-operands.c (swap_tree_operands): Make external.
208 (get_expr_operands): Stop auto-canonicalization.
209 * tree-ssa-reassoc.c: Rewrite.
210 (init_optimization_passes):
211 * tree-flow.h (swap_tree_operands): Prototype.
212 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
214 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
216 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
217 indicate function epilogue has been output.
218 (pa_asm_output_mi_thunk): Likewise.
219 (output_deferred_plabels): Put plabels in readonly data section when
220 not generating PIC code.
221 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
222 information. Add assert.
223 (som_output_comdat_data_section_asm_op): New function.
224 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
225 instead of output_section_asm_op for COMDAT sections.
227 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
229 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
230 Fix whitespace in vincinity of to-be-installed changes.
231 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
232 (insns_match_p): Likewise.
234 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
236 * config.gcc (ms1): Replace with ...
238 * config/ms1: Rename to ...
239 * config/mt: ... here. Rename ms1 files to mt.
240 * config/mt/mt.c: Adjust gt-mt.h #include.
241 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
242 (crti.o, crtn.o): Adjust file names.
244 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
246 * varray.h: Allow compilation with a C++ compiler.
247 (union varray_data_tag): Prefix all field names with "vdt_".
248 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
249 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
250 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
251 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
252 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
253 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
254 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
255 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
256 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
257 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
258 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
259 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
260 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
261 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
262 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
263 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
264 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
265 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
266 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
267 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
268 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
269 VARRAY_TOP_TREE_PTR): Likewise.
270 * varray.c (varray_grow): Likewise.
271 (varray_clear): Likewise.
273 2005-12-12 Alan Modra <amodra@bigpond.net.au>
276 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
277 alignment to doubleword if the first field is a double array.
278 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
280 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
282 * tree-ssa-structalias.c (process_constraint): Remove code to
283 transform addressofs into scalar.
284 (create_variable_info_for): In whole-program IPA, globals don't
285 point to ANYTHING by default.
287 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
289 * timevar.def (TV_IPA_PTA): New.
290 * tree-pass.h (pass_ipa_pta): New
291 * tree-ssa-structalias.c: Include cgraph.h
293 (predbitmap_obstack): New.
294 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
295 (struct constraint_stats): Add num_edges.
296 (new_var_info): Don't call bitmap_clear.
297 (struct constraint_edge): Update docs.
298 (new_constraint_edge): Remove src param.
299 (struct constraint_graph): Add zero_weight_succs,
300 zero_weight_preds. Update docs.
301 (constraint_expr_equal): Reformat.
302 (constraint_edge_equal): Update for removal of src.
303 (constraint_edge_less): Ditto.
304 (constraint_edge_vec_find): Ditto.
305 (erase_graph_self_edge): Update for removal of src and and zero
307 (clear_edges_for_node): Ditto.
308 (add_graph_edge): Ditto.
309 (get_graph_weights): Ditto.
310 (allocate_graph_weights): Ditto.
311 (merge_graph_nodes): Ditto.
312 (int_add_graph_edge): Ditto.
313 (valid_graph_edge): Ditto.
314 (valid_weighted_graph_edge): Ditto.
315 (build_constraint_graph): Ditto.
317 (collapse_nodes): Ditto.
318 (process_unification_queue): Ditto.
320 (solve_graph): Ditto.
321 (do_structure_copy): Ditto.
322 (perform_var_substitution): Ditto.
323 Init and release obstack.
324 (handle_ptr_arith): Try to resolve directly.
325 (find_func_aliases): Don't call update_alias_info here
326 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
327 (do_sd_constraint): Add code for propagating faster.
329 (do_ds_constraint): Ditto.
330 (count_num_arguments): New function.
331 (create_function_info_for): Ditto.
332 (create_variable_info_for): Handle FUNCTION_DECL.
333 (intra_create_variable_infos): Use make_constraint_to_anything.
334 (init_alias_vars): Init obstacks here.
335 (need_to_solve): Handle zero weight graph changes.
336 (compute_points_to_sets): Call update_alias_info here.
337 (delete_points_to_sets): Free zero weight preds/succs here.
339 (ipa_pta_execute): New
341 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
343 * tree-ssa-structalias.c (var_anyoffset): Removed.
344 (anyoffset_tree): Ditto.
345 (anyoffset_id): Ditto.
346 (do_deref): Take vector of constraints, no return value.
347 Update to work on vector.
348 (get_constraint_for): Ditto.
349 (get_constraint_for_component_ref): Ditto.
350 (do_structure_copy): Ditto.
351 (handle_ptr_arith): Ditto.
352 (find_func_aliases): Ditto.
353 (set_uids_in_ptset): Remove anyoffset handling.
354 (init_base_vars): Ditto.
356 2005-12-10 Mark Mitchell <mark@codesourcery.com>
359 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
360 DECL_EXTERNAL functions have no bodies. Tidy.
362 2005-12-10 Andreas Schwab <schwab@suse.de>
364 * except.c (switch_to_exception_section): Only define if
365 TARGET_UNWIND_INFO is not defined.
367 2005-12-10 Richard Sandiford <richard@codesourcery.com>
369 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
370 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
372 2005-12-10 Richard Sandiford <richard@codesourcery.com>
374 * output.h (init_section, fini_section): Delete.
375 * varasm.c (init_section, fini_section): Delete.
376 (init_varasm_once): Don't initialize them.
377 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
378 there are no corresponding varasm.c variables.
380 2005-12-10 Richard Sandiford <richard@codesourcery.com>
382 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
383 of EH_FRAME_SECTION_NAME into...
384 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
386 * except.c (default_exception_section): Delete, moving most
388 (switch_to_exception_section): ...this new function. Set
389 exception_section if it is still null, then switch to it.
390 (output_function_exception_table): Use switch_to_exception_section.
391 * varasm.c (exception_section, eh_frame_section): Update comments.
392 (get_section): Hoist use of SECTION_NAMED.
393 (init_varasm_once): Don't set exception_section and eh_frame_section.
394 * output.h (default_exception_section): Delete.
395 (default_eh_frame_section): Delete.
397 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
399 * config/bfin/bfin.c: Include "cgraph.h".
400 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
401 Return the reg that holds the pointer to the GOT.
402 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
403 doing stack checking.
405 2005-12-09 Diego Novillo <dnovillo@redhat.com>
407 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
408 recompute_tree_invarant_for_addr_expr.
409 Update uses everywhere.
411 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
413 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
414 (MULTILIB_DIRNAMES): Define.
416 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
419 * config/s390/s390.c (struct s390_address): New field literal_pool.
420 (s390_decompose_address): Compute literal_pool field. Do not
421 assume register %r13 is always (and solely) used as pool base.
422 (s390_extra_constraint_str): Use literal_pool field.
424 2005-12-09 Thiemo Seufer <ths@networkno.de>
426 * config/mips/mips.c (override_options): Don't allow too small
427 integers in FP registers.
429 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
431 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
432 targetm.binds_local_p to check for local function calls.
434 2005-12-09 Alan Modra <amodra@bigpond.net.au>
437 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
438 call_used_regs can't be used to save reg in another reg.
440 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
441 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
443 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
445 * except.c (output_ttype): Likewise.
446 * tree-object-size.c (collect_object_sizes_for): Likewise.
447 (check_for_plus_in_loops_1): Likewise.
448 (check_for_plus_in_loops): Likewise.
449 (compute_object_sizes): Use gcc_unreachable instead of abort.
451 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
453 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
454 (loop_end, loop_init, doloop_end): New insns.
455 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
456 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
457 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
458 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
459 * config/ms1/ms1.c: #include basic-block.h
460 (struct machine_function): Add has_loops field.
462 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
463 (struct loop_info, struct loop_work): New.
464 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
465 (ms1_reorg_loops): New loop optimization.
466 (ms1_machine_reorg): Call it.
467 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
469 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
471 PR tree-optimization/25248
472 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
473 evolution_of_loop from the failed attempt. Remove handling
476 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
478 * tree.h (DECL_EXTERNAL): Clarify documentation.
480 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
481 Jakub Jelinek <jakub@redhat.com>
484 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
485 argument. Don't drop outer ANDs.
486 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
487 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
489 * config/s390/predicates.md (setmem_operand): Remove.
490 (shift_count_operand): Rename to...
491 (shift_count_or_setmem_operand): ... this. Adjust
492 s390_decompose_shift_count caller.
493 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
494 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
495 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
496 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
497 rotl<mode>3_and, setmem_long_and): New insns.
498 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
499 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
500 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
501 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
502 of shift_count_operand.
503 (setmem_long): Use shift_count_or_setmem_operand instead of
506 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
507 Andreas Tobler <a.tobler@schweiz.ch>
509 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
512 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
514 * expr.c (force_operand): Use convert_to_mode for conversions.
516 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
518 * reload.h (reg_equiv_invariant): Declare.
519 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
520 register also when reg_equiv_invariant[R] is set.
522 2005-12-07 Richard Sandiford <richard@codesourcery.com>
523 Andreas Tobler <a.tobler@schweiz.ch>
525 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
527 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
529 * tree-ssa-pre.c (bitmap_set_and): New function.
530 (bitmap_set_and_compl): New function.
531 (bitmap_set_empty_p): New function.
532 (insert_extra_phis): New function.
533 (compute_avail): Use insert_extra_phis.
535 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
537 * config/s390/s390.c (s390_expand_atomic): New function.
538 Adjust comment of helper functions.
539 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
540 * config/s390/s390.md ("ATOMIC"): New code macro.
541 ("atomic"): Corresponding new code attribute.
542 ("sync_lock_test_and_set[hq]i",
543 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
545 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
547 * config/s390/s390.c (s390_expand_mask_and_shift,
548 struct alignment_context, init_alignment_context,
549 s390_expand_cs_hqi): New.
550 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
551 * config/s390/s390.md ("sync_compare_and_swaphi",
552 "sync_compare_and_swapqi"): New pattern.
554 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
556 Fix PR tree-optimization/25291
557 * tree-ssa-operands.c (add_call_clobber_ops): Remove
558 redundant and crashing check.
560 2005-12-08 Alan Modra <amodra@bigpond.net.au>
563 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
564 tests further when !strict && reload_in_progress.
565 (print_operand): Check that both operands of indexed address are regs.
566 (print_operand_address): Likewise.
567 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
568 (INT_REG_OK_FOR_BASE_P): Correct.
570 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
572 Preparation for PR rtl-optimization/20070 / part1
573 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
574 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
575 outgoing_edges_match.
576 (outgoing_edges_match): Use condjump_equiv_p.
577 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
579 * struct-equiv.c: New file.
580 (death_notes_match_p) New function, broken out of insns_match_p.
581 * Makefile.in (OBJS-common): Add struct-equiv.o.
582 (struct-equiv.o): New target.
584 2005-12-07 Richard Sandiford <richard@codesourcery.com>
586 * coretypes.h: Revert previous change.
587 * config/darwin.h: Revert previous reversion.
588 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
590 2005-12-07 Richard Sandiford <richard@codesourcery.com>
592 * coretypes.h (section): Provide dummy definition for target files.
593 * config/darwin.h: Revert previous change.
595 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
597 * doc/sourcebuild.texi (all.build, install-normal): Remove.
598 * configure.ac: Remove all.build and install-normal from target_list
599 * configure: Regenerate.
600 * Makefile.in (install): Don't depend on install-normal.
602 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
604 * Makefile.in: Document the use of stamps.
606 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
608 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
609 * Makefile.in: Add code to compute some dependencies on s-gtype
610 automatically. Remove the declaration of those dependencies.
612 2005-12-07 Richard Sandiford <richard@codesourcery.com>
614 * gcc/reload.c (push_secondary_reload): Fix typo:
615 s/insn_constraint/scratch_constraint/.
617 2005-12-07 Richard Sandiford <richard@codesourcery.com>
619 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
621 2005-12-07 Richard Sandiford <richard@codesourcery.com>
623 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
624 (alpha_elf_select_rtx_section): Return the selected section rather
625 than emitting assembly code.
626 (alpha_write_linkage): Emit a ".link" directive directly and then
627 set in_section to NULL.
628 (vms_asm_out_constructor): Use switch_to_section.
629 (vms_asm_out_destructor): Likewise.
630 (unicosmk_output_common): Set in_section to NULL instead of calling
631 the dummy common_section function.
632 (unicosmk_text_section): Delete in favor of...
633 (unicosmk_output_text_section_asm_op): ...this new function.
634 (unicosmk_data_section): Delete in favor of...
635 (unicosmk_output_data_section_asm_op): ...this new function.
636 (unicosmk_init_sections): New function.
637 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
638 (unicosmk_output_ssib): Set in_section to NULL instead of calling
639 the dummy ssib_section function.
640 (unicosmk_section_buf): Delete.
641 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
642 (unicosmk_data_section): Delete.
643 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
644 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
645 (SECTION_FUNCTION_TEMPLATE): Delete.
646 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
647 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
648 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
649 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
650 (TARGET_ASM_INIT_SECTIONS): Define.
651 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
652 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
653 (link_section, literals_section): Delete.
654 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
655 set in_section to NULL.
657 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
658 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
659 (COMMON_SECTION): Delete.
660 (TARGET_ASM_INIT_SECTIONS): Define.
661 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
662 the dummy common_section function.
663 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
664 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
665 between readonly_data_section and text_section to check whether
666 read-only data is being put in the text section.
667 (arm_output_function_epilogue): Use switch_to_section.
668 (arm_elf_asm_constructor): Likewise.
669 (thumb_call_via_reg): Replace call to in_text_section with
670 a comparison between in_section and text_section.
671 (arm_file_end): Use switch_to_section.
672 (aof_text_section): Delete in favor of...
673 (aof_output_text_section_asm_op): ...this new function.
674 (aof_data_section): Delete in favor of...
675 (aof_output_data_section_asm_op): ...this new function.
676 (aof_asm_init_sections): New function.
677 (zero_init_section): Moved from config/arm/aof.h.
678 (aof_dump_imports, aof_file_start): Use switch_to_section.
679 * config/arm/arm.h (thumb_call_via_label): Update comment.
680 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
681 (common_section): Delete.
682 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
683 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
684 global switch_to_section function instead of the old port-local one.
685 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
686 (SWITCH_TO_SECTION_FUNCTION): Delete.
687 (drectve_section): Redefine as a macro.
688 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
689 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
692 * config/avr/avr.c (progmem_section): New variable.
693 (avr_output_progmem_section_asm_op): New function.
694 (avr_asm_init_sections): New function.
695 (avr_output_addr_vec_elt): Use switch_to_section.
696 * config/avr/avr.h (progmem_section): Declare.
697 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
698 (READONLY_DATA_SECTION): Delete.
699 (TARGET_ASM_INIT_SECTIONS): Define.
700 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
701 * config/avr/avr-protos.h (progmem_section): Delete.
703 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
705 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
706 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
708 * config/darwin-sections.def: New file.
709 * config/darwin.c: Define all sections in darwin-sections.def.
710 (output_objc_section_asm_op, darwin_init_sections): New functions.
711 (machopic_output_indirection): Use switch_to_section.
712 (machopic_select_section): Return the selected section rather than
713 emitting assembly code. Replace the static function table with
714 inline conditional expressions. Update the tests of last_text_section
715 and move them into the FUNCTION_DECL block.
716 (machopic_select_rtx_section): Return the selected section rather than
717 emitting assembly code.
718 (machopic_asm_out_constructor, machopic_asm_out_destructor)
719 (darwin_file_end): Use switch_to_section.
720 * config/darwin.h: Use darwin-sections.def to declare sections.
721 (INIT_SECTION_ASM_OP): Remove empty definition.
722 (HAS_INIT_SECTION): Define this instead.
723 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
724 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
725 (TARGET_ASM_EH_FRAME_SECTION): Delete.
726 (TARGET_ASM_INIT_SECTIONS): Define.
727 * config/darwin-protos.h (darwin_init_sections): Declare.
728 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
729 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
730 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
731 (constructor_section, destructor_section, mod_init_section): Delete.
732 (mod_term_section): Delete.
733 (darwin_exception_section, darwin_eh_frame_section): Delete.
734 (machopic_select_section): Return a section.
735 (machopic_select_rtx_section): Likewise.
736 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
737 (const_section, const_coal_section, const_data_section): Delete.
738 (const_data_coal_section, data_coal_section, cstring_section): Delete.
739 (literal4_section, literal8_section, constructor_section): Delete.
740 (mod_init_section, mod_term_section, destructor_section): Delete.
741 (objc_class_section, objc_meta_class_section, objc_category_section)
742 (objc_class_vars_section, objc_instance_vars_section): Delete.
743 (objc_cls_meth_section, objc_inst_meth_section): Delete.
744 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
745 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
746 (objc_symbols_section, objc_module_info_section): Delete.
747 (objc_image_info_section, objc_protocol_section): Delete.
748 (objc_string_object_section, objc_constant_string_object_section)
749 (objc_class_names_section, objc_meth_var_names_section): Delete.
750 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
751 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
752 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
753 (darwin_exception_section, darwin_eh_frame_section): Delete.
754 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
756 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
757 (frv_asm_out_destructor): Likewise.
758 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
759 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
760 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
762 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
763 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
764 (data_section): Delete.
766 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
767 (DRECTVE_SECTION_FUNCTION): Delete.
768 (drectve_section): Redefine as a macro that sets in_section after
769 emitting the directive.
770 (SWITCH_TO_SECTION_FUNCTION): Delete.
771 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
772 in_text_section with comparison between in_section and text_section.
773 * config/i386/i386.c (x86_64_elf_select_section): Return the section
774 rather than emitting assembly code. Use get_named_section.
775 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
777 (machopic_output_stub): Use switch_to_section.
778 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
779 (nwld_named_section_asm_out_destructor): Use get_section and
782 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
783 rather than emitting assembly code.
784 (ia64_rwreloc_select_section): Likewise.
785 (ia64_rwreloc_select_rtx_section): Likewise.
786 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
787 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
789 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
790 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
792 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
793 section rather than emitting assembly code.
794 (iq2000_select_section): Likewise.
795 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
796 (sbss_section): Delete.
798 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
799 and get_named_section.
800 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
802 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
803 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
804 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
805 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
807 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
808 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
809 global switch_to_section function instead of the old port-local one.
810 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
811 (SWITCH_SECTION_FUNCTION): Delete.
812 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
813 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
814 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
815 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
817 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
818 global switch_to_section function instead of the old port-local one.
819 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
821 * config/mips/mips.c (mips_file_start): Update comment.
822 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
823 (mips_output_aligned_decl_common): Use switch_to_section.
824 (mips_select_rtx_section): Return the section rather than emitting
825 assembly code. Use get_named_section.
826 (mips_function_rodata_section: Likewise get_section.
827 (build_mips16_function_stub): Use switch_to_section.
828 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
829 (SDATA_SECTION_ASM_OP): Delete.
830 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
831 (EXTRA_SECTION_FUNCTIONS): Delete.
833 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
834 (mmix_asm_output_aligned_local): Use switch_to_section.
836 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
837 (som_one_only_readonly_data_section): New variables.
838 (pa_output_function_epilogue): Set in_section to NULL instead of
839 calling forget_section.
840 (output_deferred_plabels): Use select_section.
841 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
842 of calling forget_section.
843 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
844 (pa_asm_output_aligned_local): Use select_section.
845 (som_text_section_asm_op): Delete in favor of...
846 (som_output_text_section_asm_op): ...this new function.
847 (pa_som_asm_init_sections): New function.
848 (pa_select_section): Return the section rather than emitting
850 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
851 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
852 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
853 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
854 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
855 (som_readonly_data_section, som_one_only_readonly_data_section)
856 (som_one_only_data_section, forget_section): Delete.
857 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
858 (TARGET_ASM_INIT_SECTIONS): Define.
859 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
861 * config/rs6000/rs6000.c (read_only_data_section): New variable.
862 (private_data_section, read_only_private_data_section): New variables.
863 (sdata2_section, toc_section): New variables.
864 (rs6000_file_start): Use switch_to_section.
865 (rs6000_assemble_integer): Use comparisons against in_section
866 instead of calling in_toc_section and in_text_section. Use
867 unlikely_text_section_p.
868 (rs6000_elf_output_toc_section_asm_op): New function, derived
869 from the old rs6000/sysv4.h toc_section function.
870 (rs6000_elf_asm_init_sections): New function.
871 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
872 the section rather than emitting assembly code.
873 (machopic_output_stub): Use switch_to_section.
874 (toc_section): Delete dummy function.
875 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
876 switch_to_section and get_section.
877 (rs6000_xcoff_output_readonly_section_asm_op): New function.
878 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
879 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
880 the old rs6000/xcoff.h toc_section function.
881 (rs6000_xcoff_asm_init_sections): New function.
882 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
883 the section rather than emitting assembly code.
884 (rs6000_xcoff_file_start): Use switch_to_section.
885 (rs6000_xcoff_file_end): Likewise.
886 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
887 (sdata2_section, sbss_section, private_data_section): Delete.
888 (read_only_data_section, read_only_private_data_section): Delete.
889 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
890 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
891 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
892 (FINI_SECTION_FUNCTION): Delete.
893 (TARGET_ASM_INIT_SECTIONS): Define.
894 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
895 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
896 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
897 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
898 (READONLY_DATA_SECTION): Delete.
899 (TARGET_ASM_INIT_SECTIONS): Define.
900 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
901 to NULL rather than no_section.
902 (TARGET_ASM_EXCEPTION_SECTION): Delete.
904 * config/sh/sh.c (sh_file_start): Use switch_to_section.
906 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
907 (sparc_output_deferred_case_vectors): Likewise. Remove argument
908 from call to current_function_section.
910 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
911 (bss100_section): New variable.
912 (xstormy16_asm_output_aligned_common): Use switch_to_section.
913 (xstormy16_asm_init_sections): New function.
914 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
915 switch_to_section and get_section.
916 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
917 from calls to current_function_section.
918 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
919 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
920 (TARGET_ASM_INIT_SECTIONS): Define.
921 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
923 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
924 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
925 (FINI_SECTION_FUNCTION): Delete.
927 * config/v850/v850.c: Include gt-v850.h.
928 (rosdata_section, rozdata_section, tdata_section, zdata_section)
929 (zbss_section): New variables.
930 (v850_output_aligned_bss): Use switch_to_section.
931 (v850_asm_init_sections): New function.
932 (v850_select_section): Return the section rather than emitting
934 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
935 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
936 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
937 (TARGET_ASM_INIT_SECTIONS): Define.
938 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
939 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
940 (zbss_section): Delete.
942 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
944 * config/vx-common.h (vxworks_exception_section): Delete.
945 (TARGET_ASM_EXCEPTION_SECTION): Delete.
947 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
948 section rather than emitting assembly code.
949 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
952 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
953 * coretypes.h (section): New union and typedef.
954 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
955 from call to current_function_section.
956 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
957 (dbxout_symbol_location): Use switch_to_section.
958 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
959 most of the code into...
960 (default_eh_frame_section): ...here. Return a section.
961 (collect2_eh_frame_section): Delete, moving most of the code into..
962 (switch_to_eh_frame_section): ...this new function.
963 (debug_info_section, debug_abbrev_section, debug_aranges_section)
964 (debug_macinfo_section, debug_line_section, debug_loc_section)
965 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
967 (output_call_frame_info): Call switch_to_eh_frame_section instead of
968 eh_frame_section. Use switch_to_section and get_section.
969 (dwarf2out_begin_prologue): Use switch_to_section.
970 (AT_string_form): Check the flags in debug_str_section instead of
971 DEBUG_STR_SECTION_FLAGS.
972 (output_comp_unit): Use switch_to_section, get_section, and
974 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
975 (dwarf2out_begin_block): Use switch_to_section. Remove argument
976 from call to current_function_section.
977 (dwarf2out_var_location): Use unlikely_text_section_p.
978 (dwarf2out_source_line): Use switch_to_section. Remove argument
979 from call to current_function_section.
980 (dwarf2out_start_source_file, dwarf2out_end_source_file)
981 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
982 debug_macinfo_section.
983 (dwarf2out_init): Initialize the new section variables. Use them
984 instead of calls to named_section_flags. Use switch_to_section.
985 (output_indirect_string): Use switch_to_section and debug_str_section.
986 (dwarf2out_finish): Use switch_to_section and the new section
988 * except.c (default_exception_section): Return the section instead
989 of emitting assembly code.
990 (output_function_exception_table): Use the global exception_section
991 variable instead of the target hook. Use switch_to_section. Remove
992 argument from call to current_function_section.
993 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
994 (shorten_branches): Use pointer comparisons to detect whether the
995 text section is the same as readonly_data_section.
996 (profile_function): Use switch_to_section. Remove argument from
997 call to current_function_section.
998 (final_scan_insn): Likewise. Update use of last_text_section.
999 * gengtype.c (open_base_files): Add an include of output.h.
1000 * output.h (text_section, data_section, readonly_data_section)
1001 (ctors_section, dtors_section, bss_section, init_section)
1002 (fini_section, sdata_section): Turn into section pointers.
1003 (in_text_section, in_unlikely_text_section, exports_section)
1004 (drectve_section, named_section, mergeable_string_section)
1005 (last_text_section_name): Delete.
1006 (default_exception_section, default_eh_frame_section): Return sections.
1007 (SECTION_DECLARED, SECTION_NAMED): New macros.
1008 (SECTION_MACH_DEP): Bump value.
1009 (section_common, named_section, unnamed_section): New structures.
1010 (unnamed_section_callback): New typedef.
1011 (section): New union.
1012 (sbss_section, exception_section, eh_frame_section): New variables.
1013 (in_section, last_text_section): Turn into section pointers.
1014 (get_unnamed_section, get_section, get_named_section): New functions.
1015 (mergeable_constant_section, function_section): Return a section.
1016 (unlikely_text_section): Likewise.
1017 (current_function_section): Likewise. Remove the decl argument.
1018 (unlikely_text_section_p, switch_to_section): New functions.
1019 (output_section_asm_op): New function.
1020 (set_named_section_flags, named_section_flags, named_section_real)
1021 (named_section_first_declaration): Delete.
1022 (default_select_section, default_elf_select_section): Return a section.
1023 (default_elf_select_section_1, default_function_rodata_section)
1024 (default_no_function_rodata_section, default_select_rtx_section)
1025 (default_elf_select_rtx_section): Likewise.
1026 * rtl.h (in_data_section): Delete.
1027 * sdbout.c (sdbout_one_type): Use switch_to_section.
1028 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1029 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1030 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1031 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1032 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1033 (TARGET_ASM_OUT): Update after above changes.
1034 * target.h (init_sections): New hook.
1035 (exception_section, eh_frame_section): Delete.
1036 (select_section, select_rtx_section, function_rodata_section): Return
1037 a section rather than emitting assembly code.
1038 * varasm.c (text_section, data_section, readonly_data_section)
1039 (ctors_section, dtors_section, bss_section, init_section)
1040 (fini_section): Turn into section pointers.
1041 (sdata_section, sbss_section, exception_section): New variables.
1042 (eh_frame_section): New variable.
1043 (in_section): Make global and turn into a section pointer.
1044 (last_text_section): Turn into a section pointer.
1045 (unnamed_sections): New variable.
1046 (in_named_name, last_text_section_name): Delete.
1047 (EXTRA_SECTION_FUNCTIONS): Delete.
1048 (in_named_entry): Delete.
1049 (section_htab): New variable, replacing...
1050 (in_named_htab): ...this deleted variable.
1051 (section_entry_eq, section_entry_hash): New functions, based on...
1052 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1053 (get_unnamed_section, get_section): New functions.
1054 (unlikely_text_section): Return a section instead of emitting
1056 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1057 (get_named_section_flags, named_section_first_declaration): Delete.
1058 (unlikely_text_section_p): New function.
1059 (named_section_real, named_section): Delete.
1060 (get_named_section): New function.
1061 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1062 (function_section): Return a section rather than emitting
1064 (current_function_section): Likewise. Remove argument. Use
1065 last_text_section if nonnull, otherwise use function_section.
1066 (default_function_rodata_section): Return a section rather than
1067 emitting assembly code. Use get_section.
1068 (default_no_function_rodata_section): Return a section rather than
1069 emitting assembly code.
1070 (variable_section): Use switch_to_section and get_named_section.
1071 (mergeable_string_section): Return a section rather than emitting
1072 assembly code. Use get_section. Make static. Don't take special
1073 countermeasures for empty strings.
1074 (mergeable_constant_section): Return a section rather than emitting
1075 assembly code. Use get_section.
1076 (default_named_section_asm_out_destructor): Use switch_to_section
1078 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1079 (default_named_section_asm_out_constructor): Use switch_to_section
1081 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1082 (assemble_start_function): Likewise. Set last_text_section to
1083 NULL rather than no_section. Change the type of save_section.
1084 (assemble_zeros, assemble_variable): Use the section flags to detect
1085 whether or not a section is text.
1086 (assemble_static_space): Use switch_to_section.
1087 (assemble_trampoline_template): Likewise.
1088 (output_constant_def_contents): Use switch_to_section and
1090 (output_constant_pool_1): Use switch_to_section. Use the section
1091 flags to see whether sections contain mergeable data.
1092 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1093 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1094 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1095 whether a section has already been declared.
1096 (default_select_section, default_elf_select_section): Return a
1097 section rather than emitting assembly code.
1098 (default_elf_select_section_1): Likewise. Use bss_section for
1099 SECCAT_BSS if nonnull. Use get_named_section.
1100 (default_select_rtx_section): Return a section rather than
1101 emitting assembly code.
1102 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1103 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1104 (output_section_asm_op, switch_to_section): New functions.
1105 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1108 * doc/tm.texi: Expand the introduction to the sections documentation.
1109 (TRAMPOLINE_SECTION): Document new interface.
1110 (SDATA_SECTION_ASM_OP): Document new macro.
1111 (READONLY_DATA_SECTION): Delete.
1112 (SDATA_SECTION_ASM_OP): Document new macro.
1113 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1114 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1115 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1116 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1117 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1119 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1121 * gcc.c (init_gcc_specs): Match braces inside conditionally
1124 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1126 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1128 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1131 * tree.c (integer_all_onesp): Always return true if all bits on.
1133 * testsuite/g++.dg/init/array0.C: New.
1135 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1137 * doc/md.texi: Adapt to implementation.
1139 2005-12-06 Andreas Schwab <schwab@suse.de>
1141 * opts.c (decode_options): Fix typo in message.
1143 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1146 * longlong.h: Merge PPC tests from upstream.
1148 2005-12-06 Richard Guenther <rguenther@suse.de>
1150 * fold-const.c (fold_convert): Do not build and fold
1151 CONVERT_EXPR, but always use NOP_EXPR.
1153 2005-12-06 Jan Beulich <jbeulich@novell.com>
1155 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1156 __builtin_ia32_paddq and __builtin_ia32_subq.
1157 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1158 __builtin_ia32_pshufw.
1159 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1161 2005-12-05 James E Wilson <wilson@specifix.com>
1164 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1167 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1169 * print-tree.c (print_node): Ditto.
1170 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1171 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1172 before accessing DECL_ARTIFICIAL.
1173 Handle new tag tree codes.
1174 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1176 (unmodifiable_var_p): Ditto.
1177 * tree-flow.h (mem_tag_kind): Remove.
1178 (struct var_ann_d): Remove mem_tag_kind member.
1179 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1180 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1181 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1182 (group_aliases): Ditto.
1183 (setup_pointers_and_addressables): Ditto.
1184 (is_escape_site): Ditto.
1185 (may_alias_p): Ditto.
1186 (create_tag_raw): New function.
1187 (create_memory_tag): Use it.
1188 (dump_alias_info): Update for tags.
1189 (may_be_aliased): Ditto.
1190 (add_type_alias): Ditto.
1191 (new_type_alias): Ditto.
1192 (create_sft): Ditto.
1193 (create_structure_vars): Ditto.
1194 * tree-ssa-ccp.c (get_default_value): Ditto.
1195 * tree-ssa-operands.c (get_expr_operands): Ditto.
1196 (add_stmt_operand): Ditto.
1197 (add_call_clobber_ops): Remove duplicated condition.
1198 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1200 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1201 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1202 * tree.c (init_ttree): Update structures for new tree codes.
1203 (tree_code_size): Update sizes for new tree codes.
1204 (make_node_stat): Don't try to set common things on minimal
1206 (tree_node_structure): Update for tags.
1207 (is_global_var): Ditto.
1208 * tree.def: Add new tree codes.
1209 * tree.h (MTAG_P): New macro.
1210 (TREE_MEMORY_TAG_CHECK): Ditto.
1211 (SSA_VAR_P): Update for tags.
1212 (struct tree_memory_tag): New structure.
1213 (MTAG_GLOBAL): New macro.
1214 (union tree_node): Add memory tag member.
1215 * treestruct.def (TS_MEMORY_TAG): New.
1217 2005-12-05 Dale Johannesen <dalej@apple.com>
1219 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1220 what was approved (PR 24323).
1222 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1224 * doc/c-tree.texi (Function Bodies): Remove description of
1227 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1229 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1230 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1231 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1232 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1233 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1234 __divxc3): Document.
1236 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1238 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1240 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1241 hook_bool_void_false.
1242 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1243 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1245 * config/darwin.c (machopic_select_section): It's not defined
1246 as weak if it's only marked as weak_import.
1248 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1251 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1252 A hidden weak object does bind locally. Strong linkonce data
1253 counts like any other strong symbol for binding.
1254 (weak_finish_1): Don't specially handle weakrefs, they no longer
1256 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1257 * c-common.c (handle_alias_attribute): Allow static aliases
1259 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1260 * gthr-dce.h: Make weakrefs static.
1261 * gthr-tpf.h: Likewise.
1262 * gthr-solaris.h: Likewise.
1263 * gthr-posix.h: Likewise.
1264 * gthr-posix95.h: Likewise.
1265 * config/darwin.c (darwin_encode_section_info): static weakref
1266 variables are not necessarily defined in this translation unit.
1267 * doc/extend.texi (Function Attributes): Mention that an alias
1268 attribute creates a definition for the thing it's attached to.
1269 Change the documentation for weakref to say that the thing
1270 it's attached to must be static.
1272 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1273 we don't go into an infinite loop.
1275 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1277 * config/rs6000/predicates.md (logical_const_operand): Split
1278 out of logical_operand.
1279 (logical_operand): Use it.
1280 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1281 logical_const_operand.
1283 2005-12-05 Jan Beulich <jbeulich@novell.com>
1285 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1286 and IX86_BUILTIN_CMPNESS.
1287 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1288 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1289 * config/i386/i386.md (movti_internal): Correct type attribute.
1290 Simplify mode attribute.
1291 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1292 Correct type attribute.
1293 (absxf2): Correct operator.
1294 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1295 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1296 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1298 (sse2_vmsqrtv2df2): Correct mode attribute.
1300 2005-12-05 Jan Beulich <jbeulich@novell.com>
1302 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1303 16 bits. Provide insn pattern for this case.
1305 2005-12-05 Jan Beulich <jbeulich@novell.com>
1307 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1309 (__popcountDI2): Likewise.
1311 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1314 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1315 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1316 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1319 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1321 * c-typeck.c (null_pointer_constant_p): New function.
1322 (build_conditional_expr, build_c_cast, convert_for_assignment,
1323 build_binary_op): Use it.
1325 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1327 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1328 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1330 (check_function_arguments_recurse): Allow both NOP_EXPR and
1331 CONVERT_EXPR but check conversions preserve precision.
1332 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1333 but check conversions preserve precision.
1334 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1337 2005-12-04 Roger Sayle <roger@eyesopen.com>
1340 * common.opt (Wstring-literal-comparison): New command line option.
1341 * c-opts.c (c_common_handle_option): Set it with -Wall.
1342 * c-typeck.c (parser_build_binary_op): Issue warning if either
1343 operand of a comparison operator is a string literal, except for
1344 testing equality or inequality against NULL.
1346 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1348 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1350 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1351 of building a NOP_EXPR.
1352 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1354 * c-convert.c (convert): Use fold_convert instead of building
1355 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1356 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1358 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1359 NOP_EXPR the same as CONVERT_EXPR.
1360 * c-typeck.c (build_function_call): Use fold_convert instead of
1361 building a NOP_EXPR directly.
1362 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1364 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1366 PR rtl-optimization/25197
1367 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1370 2005-12-02 Stuart Hastings <stuart@apple.com>
1372 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1375 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1377 * c-typeck.c (default_function_array_conversion,
1378 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1379 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1380 orig_op2. Don't check them for NOP_EXPR.
1381 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1382 around integer zero.
1384 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1386 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1387 toc_save_offset, toc_size, lr_size.
1388 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1389 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1390 Adjust for removal of unused rs6000_stack_t fields.
1391 (debug_stack_info): Adjust.
1392 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1393 first, and don't bother checking for set/inc of lr on sibcalls.
1394 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1396 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1399 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1400 5 if operand 1 is not aligned. Undo previous constraint change.
1401 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1403 2005-12-02 Richard Guenther <rguenther@suse.de>
1405 * tree.h (build): Remove prototype.
1406 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1407 * tree.c (build): Remove.
1408 (build0_stat): Update comment.
1410 2005-12-02 Richard Guenther <rguenther@suse.de>
1412 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1413 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1415 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1416 maybe_fold_offset_to_component_ref): Likewise.
1417 * tree-ssa-dom.c (thread_across_edge,
1418 simplify_rhs_and_lookup_avail_expr,
1419 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1421 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1422 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1423 lower_try_finally_switch): Likewise.
1424 * tree-if-conv.c (add_to_dst_predicate_list,
1425 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1426 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1427 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1428 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1429 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1430 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1431 gimplify_init_ctor_eval, gimplify_init_constructor,
1432 gimplify_variable_sized_compare, gimplify_boolean_expr,
1433 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1434 gimplify_expr, gimplify_body, gimplify_function_tree,
1435 force_gimple_operand): Likewise.
1436 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1437 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1438 mx_register_decls): Likewise.
1439 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1440 get_frame_field, finalize_nesting_tree_1): Likewise.
1441 * tree-inline.c (setup_one_parameter): Likewise.
1442 * tree-vect-transform.c (vectorizable_condition): Likewise.
1443 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1445 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1446 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1447 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1448 * tree-chrec.h (build_polynomial_chrec): Likewise.
1450 2005-12-02 Richard Guenther <rguenther@suse.de>
1452 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1453 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1454 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1455 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1456 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1457 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1458 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1460 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1461 sh_adjust_unroll_max): Likewise.
1462 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1463 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1464 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1466 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1468 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1471 2005-12-02 Richard Guenther <rguenther@suse.de>
1473 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1474 simplify_cond_using_ranges): Use buildN instead of build.
1475 * tree-tailcall.c (adjust_accumulator_values,
1476 adjust_return_value): Likewise.
1477 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1478 generate_element_copy, generate_element_zero,
1479 generate_one_element_init): Likewise.
1480 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1481 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1482 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1483 perfect_nestify): Likewise.
1485 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1487 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1489 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1491 * ggc.h (GGC_RESIZEVEC): New.
1493 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1495 * gcc.c (execute): Improve readability.
1497 2005-12-02 Richard Guenther <rguenther@suse.de>
1499 * tree-cfg.c (mark_used_vars): New function.
1500 (dump_function_to_file): Dump only used VAR_DECLs.
1502 2005-12-02 Richard Guenther <rguenther@suse.de>
1504 * convert.c (convert_to_integer): Fix compare for nonpositive
1505 constant to use tree_int_cst_sgn <= 0.
1507 2005-12-02 Richard Guenther <rguenther@suse.de>
1509 * convert.c (convert_to_integer): Use fold_convert instead
1510 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1511 instead of comparing against 0. Use build_int_cst instead
1512 of converting integer_zero_node.
1514 2005-12-02 Richard Guenther <rguenther@suse.de>
1516 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1519 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1522 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1525 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1528 * function.c (expand_function_end): Emit blockage for unwinder
1531 2005-12-01 Roger Sayle <roger@eyesopen.com>
1533 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1534 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1535 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1536 integer constant comparisons.
1538 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1539 Janis Johnson <janis187@us.ibm.com>
1540 David Edelsohn <dje@watson.ibm.com>
1541 Ben Elliston <bje@au.ibm.com>
1543 * dfp.h, dfp.c: New files.
1544 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1545 (DECNUM_H): Likewise.
1546 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1547 (INCLUDES): Append $(DECNUMINC).
1548 (OBJS-common): Add dfp.o.
1550 * real.h (EXP_BITS): Pinch one bit to ..
1551 (struct real_value): Add decimal field.
1552 (real_format): Change table size, update documentation.
1553 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1554 (real_from_string3): Declare.
1555 (decimal_single_format): Declare.
1556 (decimal_double_format): Declare.
1557 (decimal_quad_format): Declare.
1558 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1559 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1560 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1561 * real.c: Include dfp.h.
1562 (normalize): Early return for decimal floats.
1563 (do_add): Zero decimal field.
1564 (do_compare): Call do_decimal_compare for decimal floats.
1565 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1566 (real_arithmetic): Call decimal_real_arithmetic for decimal
1567 floating point operands.
1568 (real_identical): If a and b are of differing radix, return false.
1569 (real_to_integer): Call decimal_real_to_integer if the value is a
1571 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1572 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1573 (real_to_hexadecimal): Place "N/A" in the return string for
1575 (real_from_string3): New variant, given a mode.
1576 (real_maxval): Use decimal_real_maxval for decimal floats.
1577 (round_for_format): Use decimal_round_for_format for decimals.
1578 (real_convert): Use decimal_real_convert where appropriate.
1579 (significand_size): Handle base 10.
1580 (encode_decimal_single, decode_decimal_single,
1581 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1582 decode_decimal_quad): New functions.
1583 (decimal_single_format): New.
1584 (decimal_double_format): New.
1585 (decimal_quad_format): New.
1586 * machmode.def: Add SD, DD and TD decimal floating point modes.
1587 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1588 Include MODE_DECIMAL_FLOAT.
1589 (DECIMAL_FLOAT_MODE_P): New.
1590 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1591 * genmodes.c (struct mode_data): Add counter field.
1592 (struct mode_data): Update comment for format.
1593 (blank_mode): Initialise counter field.
1594 (new_mode): Increment counter field for each mode defined.
1595 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1597 (make_complex_modes): Handle modes containing `D'.
1598 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1599 (make_decimal_float_mode): New.
1600 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1601 (cmp_modes): Compare counter field if other characteristics
1603 (emit_real_format_for_mode): Support formats for decimal floats.
1604 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1605 Document MODE_DECIMAL_FLOAT.
1607 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1609 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1612 2005-12-01 Richard Henderson <rth@redhat.com>
1614 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1616 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1618 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1620 * config/pa/pa.c (pa_init_builtins): If we detect
1621 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1624 2005-12-01 Richard Guenther <rguenther@suse.de>
1626 * fold-const.c (fold_binary): Use fold_build2, not
1629 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1631 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1633 * vec.h (VEC_block_remove): New.
1635 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1638 * c-common.c (lvalue_error): Fix wording.
1640 2005-12-01 Richard Guenther <rguenther@suse.de>
1642 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1643 thinko in last patch.
1645 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1647 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1648 than -flat_namespace.
1650 2005-12-01 Ben Elliston <bje@au.ibm.com>
1652 * mklibgcc.in: Parameterise the script to build soft float
1653 functions by iterating over each type, rather than cloning the
1656 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1659 * builtins.c (fold_builtin_fputs): Defer check for missing
1660 replacement functions.
1662 2005-11-30 Kean Johnston <jkj@sco.com>
1664 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1665 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1667 2005-11-30 Richard Guenther <rguenther@suse.de>
1669 PR tree-optimization/22501
1670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1671 function split out from ...
1672 (forward_propagate_addr_expr): ... here. Use it to propagate
1673 ADDR_EXPRs to all uses.
1675 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1677 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1678 * builtins.c (expand_builtin_mathfn): Use them.
1679 (expand_builtin_mathfn_2): Likewise.
1680 (expand_builtin_mathfn_3): Likewise.
1681 (expand_builtin_int_roundingfn): Likewise.
1682 (expand_builtin): Likewise.
1683 (integer_valued_real_p): Likewise.
1684 (fold_builtin_int_roundingfn): Likewise.
1685 (fold_builtin_bitop): Likewise.
1686 (fold_builtin_logarithm): Likewise.
1687 (fold_builtin_1): Likewise.
1688 * convert.c (convert_to_integer): Likewise.
1689 * fold-const.c (negate_mathfn_p): Likewise.
1690 (tree_expr_nonnegative_p): Likewise.
1692 2005-11-30 Dale Johannesen <dalej@apple.com>
1693 Andrew Pinski <pinskia@physics.uc.edu>
1695 * combine.c (find_split_point): Sign extend bitmask
1696 when changing bitfield assignment to IOR of AND.
1698 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1700 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1701 clobber to scratch reg.
1702 (*decrement_and_branch_until_zero_no_clobber): Remove.
1703 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1704 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1705 * config/ms1/ms1.opt (mmul): Remove.
1706 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1707 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1709 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1710 Bernd Schmidt <bernd.schmidt@analog.com>
1712 * pa/predicates.md (symbolic_operand): Add comment.
1713 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1714 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1715 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1716 (pa_secondary_reload_class): Delete.
1717 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1718 and pa_secondary_reload_class. Reorder some checks. Update inline
1719 copy of symbolic operand.
1720 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1722 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1724 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1727 2005-11-30 Jeff Law <law@redhat.com>
1729 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1730 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1732 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1734 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1735 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1736 (ia64_expand_move): Adjust caller.
1738 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1739 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1742 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1744 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1745 Always produce an output if we can remove NEGs or canonicalize
1746 (minus (minus ...)) expressions. Provide a fast path for the
1748 (simplify_gen_binary): Do not call simplify_plus_minus.
1749 (simplify_binary_operation_1): Reassociate at the end of the
1752 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1754 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1755 moves and unpack to speed up.
1757 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1759 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1760 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1761 (gen_v9_scc): Update callers.
1762 * config/sparc/sparc.md: Likewise.
1763 * config/sparc/sparc-protos.h: Update extern declaration.
1765 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1767 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1769 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1772 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1774 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1775 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1776 (negate_expr): Here.
1778 2005-11-29 Ben Elliston <bje@au.ibm.com>
1780 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1781 Fix typo in comment.
1783 2005-11-29 Ben Elliston <bje@au.ibm.com>
1785 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1786 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1788 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1792 * builtins.c (init_target_chars): New.
1793 (expand_builtin_printf, expand_builtin_fprintf,
1794 expand_builtin_sprintf, fold_builtin_sprintf,
1795 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1796 fold_builtin_snprintf_chk, fold_builtin_printf,
1797 fold_builtin_fprintf): Check for matching format strings using
1800 2005-11-29 Paul Brook <paul@codesourcery.com>
1802 * config.gcc: Do not use fixproto on m68k-elf.
1804 2005-11-28 Roger Sayle <roger@eyesopen.com>
1806 * expmed.c (div_cost): Replace with...
1807 (sdiv_cost, udiv_cost): New.
1808 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1809 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1810 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1811 (expand_divmod): Replace use of div_cost with either sdiv_cost
1812 or udiv_cost depending upon the signedness of the operation.
1814 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1817 * config/darwin.c (machopic_indirection_name,
1818 machopic_output_indirection): Follow transparent alias chain.
1820 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1822 * varasm.c (ultimate_transparent_alias_target): Add comment.
1824 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1826 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1827 SET_SRC instead of XEXP where appropriate.
1829 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1831 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1834 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1836 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1837 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1840 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1842 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1843 secondary_input_reload_class, made static. Adapt to new
1845 (secondary_output_reload_class): Delete.
1846 (TARGET_SECONDARY_RELOAD): New macro.
1847 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1848 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1850 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1853 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1854 when its natural alignment is > BITS_PER_UNIT.
1855 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1856 * c-common.c (handle_packed_attribute): Ignore packing on a field
1857 whose type is naturally char aligned.
1859 2005-11-28 Richard Guenther <rguenther@suse.de>
1861 * c-common.c (strict_aliasing_warning): Handle all
1862 component-ref like accesses.
1864 2005-11-28 Roger Sayle <roger@eyesopen.com>
1865 Uros Bizjak <uros@kss-loka.si>
1868 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1869 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1870 when flag_unsafe_math_optimizations is set and
1871 we don't care about NaNs or Infinities.
1873 Move x/expN(y) and x/pow(y,z) transformation into common
1874 flag_unsafe_math_optimizations section.
1876 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1878 * gcc.c (main): Change type of argv to "char **".
1880 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1882 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1883 small data sections.
1884 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1885 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1886 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1887 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1888 output locals to sbss if !rs6000_elf_in_small_data_p.
1889 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1891 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1894 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1895 generated by reload.
1896 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1897 indexed_or_indirect_address.
1898 (indexed_or_indirect_address): Don't test for base reg. Call
1899 address_operand last. Make it a special predicate.
1901 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1903 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1905 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1908 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1910 (negate_expr): Likewise.
1912 2005-11-27 Andreas Schwab <schwab@suse.de>
1914 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1917 2005-11-27 Steven Bosscher <stevenb@suse.de>
1919 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1920 has EH predecessor edges.
1922 2005-11-26 Eric Christopher <echristo@apple.com>
1924 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1925 register stalls by zero extending to the full register.
1927 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1929 * config/floatunsisf.c, config/floatunsidf.c,
1930 config/floatunsixf.c, config/floatunsitf.c: New files.
1931 * config/ia64/t-hpux: Add floatunsitf.c.
1932 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1933 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1935 2005-11-26 Richard Henderson <rth@redhat.com>
1937 * c-lex.c (pragma_lex): Rename from c_lex.
1938 * c-pch.c: Update for pragma_lex rename.
1939 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1940 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1941 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1942 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1943 * doc/tm.texi: Likewise.
1945 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1948 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1949 when overflow is undefined.
1951 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1953 * doc/md.texi (Insn Canonicalizations): Refer to the
1954 function commutative_operand_precedence for further rules.
1956 2005-11-25 Roger Sayle <roger@eyesopen.com>
1959 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1960 is less than zero. Limit mult_cost to a reasonable upper bound for
1961 the synthetic multiplication sequence.
1963 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1966 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1967 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1968 Lookup the explicit replacement functions for any unlocked
1969 stdio builtin transformations.
1971 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1973 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1975 * targhooks.c (default_secondary_reload): Don't require operand 2
1976 for an input reload to be earlyclobber.
1978 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1980 * fold-const.c (negate_mathfn_p): Fix comment and add support
1981 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1984 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1987 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1988 _Q_ulltoq for unsigned conversions from SImode and DImode to
1991 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1993 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1994 (__floatundidf, __floatundisf): Likewise.
1996 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1998 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1999 (rs6000_override_options): Remove initialization of
2000 rs6000_sr_alias_set.
2001 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2002 (rs6000_emit_stack_tie): Same.
2003 (emit_frame_save): Same.
2004 (gen_frame_mem_offset): Same.
2005 (rs6000_emit_prologue): Same.
2006 (rs6000_emit_epilogue): Same.
2008 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2011 * fold-const.c (fold_build): Convert bool_var != 1 and
2012 bool_var == 0 to !bool_var.
2014 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2017 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2018 for C being INTEGER_CST. Likewise for !=.
2020 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2023 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2024 unsigned conversions from SImode to TFmode.
2026 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2028 * expr.c (expand_expr_real_1): Fix error in last change.
2030 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2032 * caller-save.c: (this_insn_sets): Move into:
2033 (save_call_clobbered_regs).
2034 (mark_set_regs): Get this_insn_sets from data.
2036 (save_call_clobbered_regs): Take sets of the return value by
2037 sibcalls into account.
2039 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2042 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2043 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2044 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2045 (memory_move_secondary_cost, init_reg_autoinc): Remove
2046 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2047 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2048 secondary_reload_class call.
2049 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2051 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2052 (push_secondary_reload): Use secondary_reload target hook.
2053 (secondary_reload_class, scratch_reload_class): New functions.
2054 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2055 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2056 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2057 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2058 (secondary_reload_class, scratch_reload_class): Declare.
2059 * reload1.c: Include target.h.
2060 (reload_adjust_reg_for_temp): New function.
2061 (reload_adjust_reg_for_icode): Likewise.
2062 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2063 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2065 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2066 for inheritance. Support case when both secondary & tertiary reloads
2067 are for intermediate registers.
2068 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2069 with secondary_reload_class call. Support case when both secondary
2070 & tertiary reloads are for intermediate registers.
2071 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2072 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2073 * target.h (secondary_reload_info): New struct / typedef.
2074 (struct gcc_target): New member secondary_reload.
2075 * targhooks.c Include reload.h, optabs.h and recog.h.
2076 (default_secondary_reload): New function.
2077 * targhooks.h (default_secondary_reload): Declare.
2078 * doc/tm.texi: Document secondary_reload target hook. Update
2079 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2080 * doc/md.texi: Likewise.
2082 * sh-protos.h (sh_secondary_reload): Declare.
2083 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2084 (sh_secondary_reload): New function.
2085 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2086 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2087 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2088 (HAVE_SECONDARY_RELOADS): Define.
2089 * sh.md (reload_indf): Rename to:
2091 (reload_outdf): Rename to:
2092 (reload_outdf__RnFRm).
2093 (reload_insf): Rename to:
2095 (reload_insi): Rename to:
2096 (reload_insi__i_fpul).
2098 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2100 * configure.ac: Require at least texinfo 4.4.
2101 * configure: Regenerate.
2103 * doc/install.texi (Tools/packages necessary for building GCC):
2104 Update required version of texinfo to at least 4.4.
2105 (Installing GCC: Building): Update required version of texinfo
2107 (Installing GCC: Final installation): Update required version
2108 of texi2dvi to at least 4.4.
2109 (Host/target specific installation notes for GCC): Update required
2110 version of texinfo to at least 4.4.
2112 2005-11-24 Richard Guenther <rguenther@suse.de>
2113 Dirk Mueller <dmueller@suse.de>
2116 * c-common.h (strict_aliasing_warning): Declare.
2117 * c-common.c (strict_aliasing_warning): New function,
2119 * c-typeck.c (build_c_cast): ... here.
2121 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2123 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2125 (swap_commutative_operands_with_target): New.
2127 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2129 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2130 also when doing PRE, rather than only for global CPROP.
2132 2005-11-24 Ben Elliston <bje@au.ibm.com>
2134 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2135 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2137 (expand_twoval_unop): Likewise.
2138 (widen_clz): Likewise.
2139 (expand_parity): Likewise.
2140 (expand_unop): Likewise.
2141 (emit_cmp_and_jmp_insn_1): Likewise.
2142 (prepare_float_lib_cmp): Likewise.
2144 2005-11-24 Ben Elliston <bje@au.ibm.com>
2146 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2147 Remove unused `class' variable.
2149 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2152 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2153 C/C++ diagnostic function warn_array_subscript_with_type_char.
2154 * c-common.h (warn_array_subscript_with_type_char): Declare.
2155 * c-common.c (warn_array_subscript_with_type_char): Define.
2157 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2160 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2161 compiling at the intersection of C and C++.
2163 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2165 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2166 List @file in the option summary. Include the libiberty
2167 documentation for @file.
2168 * gcc.c (main): Call expandargv.
2169 * Makefile.in (gcc-vers.texi): Define srcdir.
2171 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2173 * passes.c (init_optimization_passes): Document
2174 sequencing of passes.
2176 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2178 * config/m68k/predicates.md (pcrel_address, extend_operator,
2179 post_inc_operand, pre_dec_operand): Remove redundant
2181 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2183 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2185 2005-11-23 Ben Elliston <bje@au.ibm.com>
2187 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2189 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2191 Preparatory work for PR target/21623:
2192 * alpha.c (secondary_reload_class): Rename to:
2193 (alpha_secondary_reload_class).
2194 * alpha.h, alpha-protos.h: Likewise.
2195 * mn10300.c (secondary_reload_class): Rename to:
2196 (mn10300_secondary_reload_class).
2197 * mn10300.h, mn10300-protos.h: Likewise.
2198 * pa.c (secondary_reload_class): Rename to:
2199 (pa_secondary_reload_class).
2200 * pa.h, pa-protos.h: Likewise.
2201 * rs6000.c (secondary_reload_class): Rename to:
2202 rs6000_secondary_reload_class.
2203 * rs6000.h, rs6000-protos.h: Likewise.
2205 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2208 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2210 2005-11-22 Ian Lance Taylor <ian@airs.com>
2212 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2214 (prepare_cmp_insn): Likewise.
2216 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2219 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2220 if both operands[0] and operands[1] are memory.
2222 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2225 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2226 COMPARISON_CLASS_P and an integral types create create a new
2227 expression with the new type and fold that.
2229 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2232 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2233 to SUBTARGET_OS_CPP_BUILTINS.
2235 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2237 * arm.c (emit_set_insn): New function.
2238 (arm_split_constant): Call it.
2239 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2240 (arm_legitimize_address): Likewise. Use plus_constant.
2241 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2242 (thumb_expand_prologue): Likewise.
2243 (arm_gen_load_multiple): Use VOIDmode in SET.
2244 (arm_gen_store_multiple): Likewise.
2245 (vfp_emit_fstmx): Likewise. Use plus_constant.
2246 (emit_multi_reg_push): Likewise.
2247 (emit_sfm): Use plus_constant.
2249 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2252 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2255 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2258 * expmed.c (store_bit_field): Don't attempt to insv a field
2259 larger than the reg.
2261 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2264 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2265 explicit sign extension, not a (char) cast.
2267 2005-11-22 Ben Elliston <bje@au.ibm.com>
2269 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2270 GET_MODE_CLASS (x) == MODE_FLOAT.
2271 * config/i386/i386.c: Likewise.
2272 * config/rs6000/xcoff.h: Likewise.
2273 * config/rs6000/linux64.h: Likewise.
2274 * config/rs6000/rs6000.c: Likewise.
2275 * config/rs6000/rs6000.h: Likewise.
2276 * config/rs6000/predicates.md: Likewise.
2277 * config/rs6000/sysv4.h: Likewise.
2279 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2281 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2284 * config/alpha/freebsd.h, config/alpha/linux.h,
2285 config/arm/linux-elf.h, config/bfin/bfin.h,
2286 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2287 config/i386/beos-elf.h, config/i386/gnu.h,
2288 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2289 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2290 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2291 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2292 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2293 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2294 config/sparc/linux.h, config/sparc/linux64.h,
2295 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2297 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2298 are both defined when either flag -fpic or -fPIC are used.
2300 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2302 * config/fp-bit.c (clzusi): New function.
2303 (si_to_float, usi_to_float): Use it to compute proper shift.
2304 (usi_to_float): Preserve guard bits when shifting right.
2305 * libgcc-std.ver (GCC_4.2.0): New version.
2306 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2307 __floatundisf): New functions.
2308 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2309 __floatundisf): Declare.
2310 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2311 _floatundixf, and _floatunditf.
2312 * optabs.c (expand_float): If target does not define a pattern for
2313 signed or unsigned conversion, use an unsigned libcall instead of
2315 (init_optabs): Initialize ufloat_optab.
2317 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2319 * config/rs6000/rs6000.opt (mmulhw): New option.
2320 * doc/invoke.texi (-mmulhw): Document.
2321 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2323 * config/rs6000/rs6000.md: Add half-word multiply and
2324 multiply-accumulate instructions for 405 and 440.
2326 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2328 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2329 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2330 default now includes a linker group which makes the RTEMS one nest.
2332 2005-11-22 Ben Elliston <bje@au.ibm.com>
2334 * cse.c (fold_rtx): Typo fix.
2335 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2337 2005-11-21 Richard Henderson <rth@redhat.com>
2339 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2340 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2342 * c-tree.h (lookup_name): Move declaration ...
2343 * c-common.h (lookup_name): ... here.
2344 * config/darwin-c.c: Include c-common.h.
2345 * config/t-darwin: Update dependencies.
2347 2005-11-22 Ben Elliston <bje@au.ibm.com>
2349 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2350 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2351 * genopinit.c (gen_insn): Likewise.
2352 * reload.c (find_equiv_reg): Likewise.
2353 * loop.c (load_mems): Likewise.
2354 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2355 * cse.c (find_comparison_args, fold_rtx): Likewise.
2356 * dwarf2out.c (add_const_value_attribute): Likewise.
2357 * expr.c (convert_move): Likewise.
2358 * recog.c (general_operand, register_operand): Likewise.
2359 * reg-stack.c (replace_reg): Likewise.
2360 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2361 * c-common.c (handle_vector_size_attribute): Likewise.
2362 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2363 (simplify_binary_operation_1): Likewise.
2364 (simplify_const_binary_operation): Likewise.
2365 (simplify_relational_operation): Likewise.
2366 (simplify_const_relational_operation): Likewise.
2367 (simplify_immed_subreg): Likewise.
2368 * emit-rtl.c (gen_lowpart_common): Likewise.
2369 * expmed.c (expand_mult): Likewise.
2370 * stor-layout.c (layout_type): Likewise.
2372 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2375 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2376 cst2 only for SPE vectors.
2378 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2381 * config/rs6000/predicates.md (vrsave_operation): Check
2382 UNSPEC_VOLATILE value.
2384 2005-11-21 Jan Hubicka <jh@suse.cz>
2386 PR tree-optimization/24653
2387 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2389 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2391 * config/i386/predicates.md (ax_reg_operand): New predicate.
2392 (memory_displacement_only_operand): New predicate.
2393 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2394 operand is AX register and the other operand is memory operand
2395 with displacement only.
2397 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2399 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2400 if we don't care about NaNs or Infinities.
2402 2005-11-20 Ian Lance Taylor <ian@airs.com>
2404 PR rtl-optimization/24883
2405 * combine.c (combinable_i3pat): When checking whether the
2406 destination of i3 is used in i3, consider paradoxical subregs.
2408 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2411 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2413 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2415 * combine.c (try_combine): Do not run subst on i1src and i2src in
2416 the case of generating a PARALLEL for a comparison.
2418 2005-11-20 Richard Henderson <rth@redhat.com>
2421 * tree-sra.c (struct sra_elt): Add all_no_warning.
2422 (struct sra_walk_fns) <use>: Add use_all argument.
2423 (sra_walk_expr): Pass it.
2424 (sra_walk_modify_expr): Likewise.
2425 (scalarize_ldst): Likewise.
2426 (scan_use): Update for new argument.
2427 (mark_no_warning): New.
2428 (scalarize_use): Use it.
2430 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2432 * expr.c (expand_expr_real): Use usmul_optab for widening
2433 signed * unsigned multiplies.
2434 * genopinit.c (optabs): Add usmul_widen_optab.
2435 * optabs.c (init_optabs): Likewise.
2436 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2437 (usmul_widen_optab): Define.
2438 * config/bfin/bfin.md (usmulhisi3): New pattern.
2440 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2442 2005-11-20 Graham Stott <btinternet.com>
2444 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2446 2005-11-20 Andreas Schwab <schwab@suse.de>
2449 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2452 2005-11-19 Richard Henderson <rth@redhat.com>
2455 * tree-gimple.c (is_gimple_id): Export.
2456 * tree-gimple.h (is_gimple_id): Declare.
2457 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2458 (get_default_value): Use it.
2459 (maybe_fold_stmt_indirect): Likewise.
2461 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2463 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2464 than VR1 or vice-versa.
2466 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2470 * reload.c (find_reloads_address_1): Mention dependency on
2472 * reload1.c (gen_reload): For IN with an unary operation, try
2473 moving inner expression to OUT if trivial SET is not valid.
2474 Confirm that the result is valid. Move common code block into...
2475 (emit_insn_if_valid_for_reload): New function.
2477 2005-11-19 Richard Guenther <rguenther@suse.de>
2479 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2480 ARRAY_REFs of constant strings.
2482 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2484 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2485 fatal format string.
2487 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2489 * combine.c (make_compound_operation): Swap operands of
2490 commutative operation if necessary before returning.
2492 2005-11-19 Richard Guenther <rguenther@suse.de>
2495 * fold-const.c (fold_plusminus_mult_expr): New function.
2496 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2497 cases, remove now unnecessary code.
2499 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2501 * gensupport.c (old_preds): Rename to std_preds, add special field.
2502 (struct old_pred_table): Rename to struct std_pred_table, add special
2504 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2505 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2506 (init_predicate_table): Adjust, and set along the way whether a
2507 predicate is special.
2509 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2511 * BASE-VER: Change to 4.2.0.
2513 2005-11-18 James E Wilson <wilson@specifix.com>
2515 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2518 2005-11-18 Mike Stump <mrs@apple.com>
2520 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2521 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2522 * c-decl.c (lookup_name_two) Remove.
2523 * c-tree.h (lookup_name_two): Remove.
2524 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2525 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2526 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2527 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2529 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2532 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2533 when not generating code to use that co-processor.
2535 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2537 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2538 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2539 these functions are now in tree-phinodes.c.
2541 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2543 * config/bfin/bfin.md (trap): New pattern.
2545 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2547 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2550 * expr.c (expand_expr_real): Don't call record_block_change unless
2551 ib_boundaries_block is non-null
2553 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2555 * fold-const.c (build_range_check): Use proper type for subtraction
2556 when merging lower bound.
2558 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2560 PR rtl-optimization/24497
2561 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2564 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2566 * tree-scalar-evolution.c (expression_expensive_p): New function.
2567 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2569 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2571 * config/bfin/crtlibid.s: New file.
2573 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2576 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2577 when not using sjlj exceptions.
2578 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2579 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2580 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2581 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2582 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2583 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2584 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2585 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2586 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2587 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2588 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2589 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2590 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2592 * config/pa/hpux-unwind.h: New file.
2594 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2596 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2597 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2598 * varasm.c (do_assemble_alias): Adjust call.
2599 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2601 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2603 2005-11-17 James E Wilson <wilson@specifix.com>
2605 * tree.def (FUNCTION_DECL): Correct typo in comment.
2607 2005-11-17 Richard Henderson <rth@redhat.com>
2609 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2610 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2611 and DW_CFA_def_cfa_sf.
2612 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2613 (dbx_reg_number): Don't assert particular registers here.
2614 (based_loc_descr): ... do it here instead. Fold in ...
2615 (eliminate_reg_to_offset): ... this function.
2616 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2617 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2618 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2619 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2620 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2621 (instantiate_virtual_regs): Likewise.
2622 * var-tracking.c (adjust_stack_reference): Likewise.
2623 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2625 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2627 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2628 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2629 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2631 ($(T)crtlibid.o): New rule.
2633 2005-11-16 Richard Guenther <rguenther@suse.de>
2636 * fold-const.c (extract_array_ref): Return byte offset
2638 (fold_binary): Fold &x[a] CMP &x[b] to
2639 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2642 2005-11-16 Richard Henderson <rth@redhat.com>
2645 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2646 parts of an SSA_NAME.
2648 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2651 * arm.md (split for movsf with immediate): Restrict split to insns
2652 that set a general register.
2654 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2656 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2658 * unwind-dw2.c (uw_advance_context): Likewise.
2659 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2660 _Unwind_SjLj_Unregister.
2661 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2663 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2665 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2667 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2669 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2670 langhook to get a DImode integer type.
2672 2005-11-16 Richard Henderson <rth@redhat.com>
2673 J"orn Rennecke <joern.rennecke@st.com>
2674 Ulrich Weigand <uweigand@de.ibm.com>
2678 * reload1.c (reg_equiv_invariant): New.
2679 (reload): Allocate, initialize, and free it.
2680 (calculate_needs_all_insns): Check it when skipping equivalence
2682 (alter_reg): Likewise.
2683 (eliminate_regs_1): Rename from eliminate_regs. Add new
2684 may_use_invariant argument; only use reg_equiv_invariant when true.
2685 (eliminate_regs): New.
2686 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2687 a context for which may_use_invariant may be true.
2689 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2691 * fold-const.c (const_binop): Don't constant fold the operation
2692 if the result has overflowed and flag_trapping_math.
2693 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2695 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2697 * config/arm/unwind-arm.c (abort): Add prototype here.
2698 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2699 (struct phase1_vrs): Add prev_sp.
2700 (unwind_phase2_forced): Save the original core registers instead of
2701 modifying entry_vrs. Take a new flag argument for resuming unwinding
2702 and set action flags accordingly. Always set _US_END_OF_STACK when
2703 get_eit_entry fails. Unwind before calling the stop function.
2704 (_Unwind_GetCFA): New function.
2705 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2706 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2707 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2708 just call unwind_phase2_forced.
2709 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2710 * config/arm/unwind-arm.h (abort): Remove prototype.
2711 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2713 (_Unwind_GetCFA): New prototype.
2714 * config/arm/pr-support.c (abort): Add prototype here.
2715 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2717 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2718 not schedule the prologue with non-call exceptions and EABI.
2720 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2722 * config/arm/unwind-arm.h: Reorder interface function declarations.
2723 (_URC_END_OF_STACK): New enumeration value.
2724 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2725 (struct _Unwind_Control_Block): Document reserved field use.
2726 (_Unwind_Stop_Fn): New typedef.
2727 (_Unwind_ForcedUnwind): Declare.
2728 (_Unwind_Resume_or_Rethrow): Declare.
2729 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2731 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2732 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2733 (UCB_FORCED_STOP_ARG): New.
2734 (search_EIT_table): Update boundary condition checks.
2735 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2736 (unwind_phase2): Replace for with do..while.
2737 (unwind_phase2_forced): New.
2738 (__gnu_Unwind_RaiseException): Replace for with do..while.
2739 (__gnu_Unwind_ForcedUnwind): New.
2740 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2741 Use appropriate phase2 unwinder.
2742 (__gnu_Unwind_Resume_or_Rethrow): New.
2743 (__gnu_unwind_pr_common): Cope with forced unwinding.
2745 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2748 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2750 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2751 roundsf2): Remove "s" from mnemonic.
2753 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2755 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2757 * config/bfin/crtn.s: Change epilogues to match.
2758 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2759 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2760 __PIC__ and __pic__.
2762 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2765 * doc/invoke.texi: Distinguish between free and fixed form instead of
2766 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2768 * gcc.c (default_compilers): Remove double entries, add entries for
2769 suffixes '.F90' and '.F95'.
2771 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2773 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2774 in the stack probing loop.
2776 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2778 * configure.ac: Use .machine power5 not power5x.
2779 * configure: Regenerate.
2781 2005-11-15 Mike Stump <mrs@apple.com>
2783 * c-decl.c (lookup_name_two): Add.
2784 * c-tree.h (lookup_name_two): Likewise.
2785 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2786 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2788 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2790 PR rtl-optimization/23392
2791 * regrename.c (enum scan_actions) Add mark_access.
2792 (scan_actions_name): Ditto.
2793 (scan_rtx_reg): Handle mark_access.
2794 (scan_rtx_address): Do nothing for mark_access.
2795 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2796 and regs in REG_INC notes before closing chains for dead regs.
2797 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2798 opening chains for new writes.
2800 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2802 * c.opt (ffixed-line-length-none): New.
2804 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2806 * mklibgcc.in: Change contents of eh_dummy.c.
2808 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2810 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2812 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2814 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2816 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2818 2005-11-15 Jan Hubicka <jh@suse.cz>
2820 * invoke.texi (large-unit-insns): Document.
2821 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2822 * params.def (large-unit-insns): New param.
2824 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2827 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2828 special register for operand 3. Reindent constraints to align
2831 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2833 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2834 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2835 * configure.ac: Add test for FP rounding instructions.
2836 * configure: Regenerate.
2837 * config.in: Regenerate.
2838 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2839 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2841 * config/rs6000/rs6000.opt (mfprnd): New.
2842 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2843 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2844 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2845 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2846 (TARGET_FPRND): New.
2847 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2849 (btrunc<mode>2): New.
2851 (floor<mode>2): New.
2852 (round<mode>2): New.
2854 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2856 * gcc.c (version_compare_spec_function): Use fatal() rather than
2859 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2860 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2861 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2863 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2866 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2867 on -mmacosx-version-min setting.
2869 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2872 * tree-vrp.c (infer_value_range): Return false if STMT is a
2873 block terminator and its basic block has no successors.
2875 2005-11-14 Mike Stump <mrs@apple.com>
2877 * config/i386/i386.c (override_options): -masm=intel isn't
2878 supported on darwin.
2879 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2881 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2883 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2884 vfork after including auto-host.h.
2886 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2888 PR rtl-optimization/22002
2889 * combine.c (distribute_notes): Detect cases where a reg dies
2890 two or more times in a bb, including on the insn we are combining,
2891 and place the death note on the correct range.
2893 2005-11-14 Dale Johannesen <dalej@apple.com>
2895 * expmed.c (store_bit_field): Add offset unconditionally for
2897 (extract_bit_field): Don't force extzv or extv operand into
2898 a register if field is too big.
2900 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2902 * config/arm/arm.c (pic_labelno): New.
2903 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2904 LABEL_REF. Pass only the labelno to PIC insns.
2905 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2906 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2907 * arm.md (UNSPEC_PIC_LABEL): New constant.
2908 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2909 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2910 Use the correct label prefix.
2912 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2914 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2917 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2919 * loop-invariant.c: Include tm_p.h.
2920 * Makefile.in: Updated.
2922 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2924 * pa.c (store_reg): Revise generation of frame notes in large frames.
2925 (set_reg_plus_d): Likewise.
2927 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2929 PR tree-optimization/24709
2930 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2933 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2935 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2936 and duplicate declaration of pthread_self.
2938 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2939 Ian Lance Taylor <ian@airs.com>
2942 * calls.c (expand_call): If TARGET is a MEM and some part of the
2943 argument area has been saved, force TARGET to a register.
2945 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2947 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2950 2005-11-13 Jason Merrill <jason@redhat.com>
2953 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2954 lazily declared methods.
2955 (force_decl_die): Stop if forcing out the context already make a
2957 (force_type_die): Likewise.
2959 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2962 * builtins.c (integer_valued_real_p): Add break in
2963 REAL_CST having TREE_OVERFLOW set.
2965 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2967 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2968 addressing modes during calculation of costs.
2970 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2972 * function.c (assign_stack_local_1): Restrict sanity check
2973 on frame size overflow to 32-bit and above platforms.
2975 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2977 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2978 * config/cris/cris.c: Include reload.h.
2979 (cris_initial_elimination_offset): New function.
2980 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2983 2005-11-12 Richard Guenther <rguenther@suse.de>
2985 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2987 2005-11-12 Jan Hubicka <jh@suse.cz>
2989 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2990 to compare against 0 when possible.
2992 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2994 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2995 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2996 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2997 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3000 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3002 * recog.c (constrain_operands) <case 'g'>: For a match, require
3003 that a non-register matches general_operand when strict >= 0.
3005 2005-11-11 Steven Bosscher <stevenb@suse.de>
3007 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3010 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3012 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3013 (memory_address_same): New.
3014 (dse_optimize_stmt): Call memory_address_same.
3016 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3019 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3020 ZERO_EXTEND>: New cases.
3022 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3024 * longlong.h (__clz_tab): Always provide.
3026 2005-11-11 Steven Bosscher <stevenb@suse.de>
3029 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3031 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3032 before check_maybe_invariant.
3033 (move_invariant_reg): Use gen_move_insn instead of replacing
3034 SET_DEST with the temporary for the invariant.
3035 (move_loop_invariants): If checking is enabled, do internal
3036 consistency checks after completing the pass.
3038 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3041 * common.opt (Wvolatile-register-var): New.
3042 * varasm.c (make_decl_rtl): Only emit warning when option
3043 specified. Clarify warning message.
3044 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3046 * doc/md.texi (copysign): Document standard named pattern.
3048 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3050 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3051 bytes when align is 2.
3052 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3053 by the first instruction of the loop.
3055 2005-11-11 Jason Merrill <jason@redhat.com>
3058 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3061 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3063 PR rtl-optimization/22509
3064 * local-alloc.c (memref_used_between_p): Check whether a function call
3065 could not reference the memref.
3067 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3069 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3070 algorithm so as to choose the best, not the worst, alternative.
3071 Reset accumulated register class before processing next alternative.
3073 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3076 * calls.c (expand_call): Copy a return value to a plain register
3079 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3082 * varasm.c (assemble_name): Recompute name only for transparent
3085 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3087 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3089 2005-11-04 Jeff Law <law@redhat.com>
3092 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3093 perform reassociation if the parent statement will not die as
3094 a result of the optimization.
3096 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3098 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3099 delete_old_heap_vars.
3100 * tree-dfa.c (referenced_var_remove): Remove function.
3101 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3102 (delete_tree_ssa): Remove call to delete_old_heapvars.
3103 Add call to delete_alias_heapvars.
3104 * tree-flow.h (referenced_var_remove): Remove prototype
3105 (init_alias_heapvars): New prototype.
3106 (delete_alias_heapvars): Ditto.
3107 * Makefile.in (tree-ssa-structalias.o): Add
3108 gt-tree-ssa-structalias.o
3109 (GTFILES): Add tree-ssa-structalias.h and
3110 tree-ssa-structalias.c.
3111 (s-gtype): Add gt-tree-ssa-structalias.h.
3112 * tree-ssa-structalias.c (heapvars): Remove.
3113 (oldheapvars): Remove.
3114 (heapvar_for_stmt): New variable.
3115 (heapvar_lookup): New function.
3116 (heapvar_insert): Ditto.
3117 (get_constraint_for): See if we have an old heapvar
3119 (init_alias_heapvars): New function.
3120 (delete_alias_heapvars): Ditto.
3121 Add include of gt-tree-ssa-structalias.h.
3123 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3126 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3128 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3130 * tree.c (int_fits_type_p): Only look at the base type
3131 if it has the same precision as the original type.
3133 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3136 * varasm.c (assemble_alias): Use %q+D in the error
3137 message instead of %J and %qD.
3139 2005-11-10 Richard Guenther <rguenther@suse.de>
3141 * gcse.c (free_ldst_entry): Only free hashtable if
3144 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3146 * function.c (assign_stack_local_1): Issue an error message if
3147 the frame size overflows in the signed target arithmetics.
3149 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3151 * tree.c (build_qualified_type): Chain the new type to the original
3152 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3153 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3154 (build_pointer_type_for_mode): Only return unqualified types.
3155 (build_reference_type_for_mode): Likewise.
3157 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3159 * Makefile.in (gnucompare): Do comparison of all files using one of
3160 the chosen methods and only afterwards decide if just warning should
3161 be issued or comparison failure raised.
3163 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3165 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3166 (noce_try_abs): Negate if the comparison is reversed.
3167 Look only one instruction backwards for a REG_EQUAL note.
3169 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3172 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3173 gthr-tpf.h: Define __gthrw. For all identifiers that might
3174 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3175 and prefix all uses with __ghtrw.
3177 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3180 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3181 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3182 * c-common.c (handle_weakref_attribute): New.
3183 (c_common_attribute_table): Add weakref.
3184 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3186 * configure, config.in: Rebuilt.
3187 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3188 * doc/extend.texi: Document weakref attribute.
3189 * varasm.c (ultimate_transparent_alias_target): New
3190 (assemble_name): Use it.
3191 (weak_finish_1): Split out of...
3192 (weak_finish): ... and deal with weakrefs in...
3193 (weakref_targets): ... new list.
3194 (globalize_decl): Clean up weakref_targets.
3195 (do_assemble_alias): Handle weakrefs.
3196 (finish_aliases_1): Do not reject weakrefs to external symbols.
3197 (assemble_alias): Handle weakrefs.
3199 2005-11-09 Richard Guenther <rguenther@suse.de>
3201 PR tree-optimization/24716
3202 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3203 t_bool to track results from follow_ssa_edge.
3205 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3207 * final.c (force_source_line): New global variable.
3208 (final_scan_insn): Set it to true instead of clearing last_filename.
3209 (notice_source_line): Return true if force_source_line is true,
3210 unless source info is absent.
3212 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3215 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3216 a linkage name for a variable if it a register variable.
3217 * c-decl.c (grokdeclarator): Global register variables
3218 should be set as PUBLIC.
3220 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3223 * config/s390/s390.c (struct s390_frame_layout): New fields
3224 first_save_gpr_slot and last_save_gpr_slot.
3225 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3226 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3227 first_save_gpr and last_save_gpr with the _slot variants.
3228 (s390_register_info): Calculate first_save_gpr_slot and
3229 last_save_gpr_slot using regs_ever_live.
3231 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3234 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3235 for a function containing a landing pad.
3237 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3240 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3243 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3245 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3246 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3248 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3251 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3253 (call,load,store): New insn types.
3254 (mem_access, branch_access): Adjust reservation conditions.
3255 (define_delay): Adjust condition.
3256 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3258 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3259 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3261 (call_internal, call_value_internal, return_internal,
3262 return_interrupt_internal, eh_return_internal, indirect_jump,
3263 tablejump): Set call insn type.
3264 (blockage, ei, di): Use appropriate unspec const.
3265 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3266 (ms1_get_attr_type): Adjust to give load & store types.
3267 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3268 backwards past a barrier.
3269 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3271 (struct branch_info, struct label_info): New.
3273 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3274 (ms1_machine_reorg): New.
3275 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3276 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3277 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3278 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3281 2005-11-09 Per Bothner <per@bothner.com>
3282 Uros Bizjak <uros@kss-loka.si>
3285 * toplev.c (process_options): Initialize debug_hooks early
3286 in case lang_hooks.post_options ends up calling a debug_hook.
3288 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3290 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3291 DBX_REGISTER_NUMBER being contiguous.
3293 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3294 Diego Novillo <dnovillo@redhat.com>
3297 * tree-vrp.c (register_edge_assert_for): Do not register
3298 always-false predicates.
3300 2005-11-08 Devang Patel <dpatel@apple.com>
3302 PR tree-optimization/23115
3303 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3306 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3308 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3311 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3313 Fix PR tree-optimization/23382
3315 * tree-ssa-alias.c (compute_may_aliases): Call
3316 delete_old_heap_vars.
3317 * tree-dfa.c (referenced_var_remove): New function.
3318 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3319 * tree-flow.h (referenced_var_remove): Add prototype.
3320 (delete_old_heap_vars): Ditto.
3321 * tree-ssa-structalias.c (heapvars): New variable.
3322 (oldheapvars): Ditto.
3323 (get_constraint_for): Put heap vars on heapvars list.
3324 (delete_old_heap_vars): New function.
3326 2005-11-08 Jason Merrill <jason@redhat.com>
3328 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3330 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3333 * reg-stack.c (reg_to_stack): Update register liveness also
3334 for flag_sched2_use_traces.
3336 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3339 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3340 override prior explicit -mno-powerpc-gfxopt.
3342 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3344 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3345 if the bitsize is zero.
3346 * doc/md.texi (Standard Pattern Names): Document it.
3348 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3349 (TARGET_PASS_BY_REFERENCE): Likewise.
3351 2005-11-07 Ian Lance Taylor <ian@airs.com>
3353 PR rtl-optimization/24683
3354 * config/i386/i386.c (legitimize_pic_address): If constant operand
3355 to PLUS is too large, put it in a register.
3357 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3359 * configure.ac: Enable checking assembler dwarf2 support for bfin
3361 * configure: Regenerate.
3363 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3367 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3368 gen_easy_vector_constant_add_self): Delete.
3369 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3371 (output_vec_const_move): Use gen_easy_altivec_constant.
3372 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3373 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3374 (easy_vector_constant_add_self): Rewritten.
3375 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3376 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3377 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3378 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3379 Macroize and adjust for the other changes.
3381 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3385 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3386 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3388 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3390 PR rtl-optimization/23567
3391 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3392 (noce_process_if_block): Don't do any optimizations except
3393 if (cond) x = x; if !set_b and write into orig_x may trap
3394 or fault. Remove the MEM_READONLY_P check.
3396 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3399 * tree-vrp.c (fix_equivalence_set): New.
3400 (extract_range_from_assert): Call it.
3402 2005-11-05 Ian Lance Taylor <ian@airs.com>
3405 * combine.c (apply_distributive_law): Don't distribute across a
3408 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3410 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3411 config/ms1/ms1.h, config/rs6000/predicates.md,
3412 config/s390/s390.c, params.def, postreload-gcse.c,
3413 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3414 tree-vrp.c, tree.c: Fix comment typos.
3415 * doc/invoke.texi: Fix typos.
3417 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3419 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3420 for testing whether the data_dependence_relation contains distance
3421 vectors. Iterate over all distance vectors of the ddr.
3422 * lambda.h: Define a vec of lambda_vector pointers.
3423 * tree-data-ref.c (dump_data_dependence_relation,
3424 dump_data_dependence_direction): Iterate over all distance and
3425 direction vectors of the ddr.
3426 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3428 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3429 of distance/direction vectors instead of a single one.
3430 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3431 lambda_vectors with a vec of lambda_vectors.
3432 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3433 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3434 DDR_NUM_DIST_VECTS): New.
3435 * tree-loop-linear.c (gather_interchange_stats): Test for the
3436 existence of distance vectors only after having checked that there
3437 is a dependence. Iterate over all distance vectors of the ddr.
3438 (linear_transform_loops): Use dump_data_dependence_relation.
3439 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3440 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3441 distance vectors of the ddr.
3443 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3445 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3446 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3447 IS_INTHANDLER; all callers changed.
3448 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3450 (do_link, do_unlink): New argument ALL; all callers changed.
3451 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3452 If function isn't leaf, save and restore all registers.
3453 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3456 2005-11-05 Jan Hubicka <jh@suse.cz>
3458 PR rtl-optimization/23490
3459 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3460 max-flow-memory-location): Document.
3461 * flow.c: Include params.h
3462 (MAX_MEM_SET_LIST_LEN): Kill.
3463 (add_to_mem_set_list): Use new param.
3464 * cse.c (cse_basic_block): Replace 1000 by new param.
3465 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3466 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3467 * predict.c (predict_loops): Use new param.
3468 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3470 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3471 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3472 Do not hold memory returned by cgraph_node_name across other call.
3474 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3477 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3480 2005-11-04 Jeff Law <law@redhat.com>
3483 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3484 * tree-ssa-dom.c: Include params.h.
3485 (thread_across_edge): If there are too many statements in the
3486 target block, then do not thread through it.
3487 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3488 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3490 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3493 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3494 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3496 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3499 * tree-scalar-evolution.c (instantiate_parameters_1,
3500 instantiate_parameters, resolve_mixers): Compute the size of an
3501 expression to be instantiated and give up the instantiation if the
3502 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3504 2005-11-04 Richard Guenther <rguenther@suse.de>
3506 * tree-flow.h (ref_contains_indirect_ref): Rename to
3507 array_ref_contains_indirect_ref.
3508 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3509 (array_ref_contains_indirect_ref): Make comment match the code
3511 (ref_contains_array_ref): Likewise.
3512 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3513 ref_contains_indirect_ref.
3514 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3515 Rename calls to ref_contains_indirect_ref.
3517 2005-11-04 Paul Brook <paul@codesourcery.com>
3519 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3520 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3521 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3522 * config/arm/arm.md: Use match_operand in peephole input templates
3523 and match_dup in peephole output templates.
3525 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3527 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3530 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3531 Daniel Jacobowitz <dan@codesourcery.com>
3533 * longlong.h (add_ssaaaa): Clobber condition code register
3535 (sub_ddmmss): Likewise.
3536 (umul_ppmm): Likewise.
3538 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3539 Paul Brook <paul@codesourcery.com>
3540 Phil Blundell <pb@reciva.com>
3542 * configure.ac: Add test for ARM TLS support.
3543 * configure: Regenerated.
3544 * config/arm/arm-protos.h (legitimize_tls_address)
3545 (arm_tls_referenced_p, tls_mentioned_p)
3546 (arm_output_addr_const_extra): New prototypes.
3547 (thumb_legitimize_pic_address): Delete.
3548 * config/arm/arm.c: Include "gt-arm.h".
3549 (enum tls_reloc): New.
3550 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3551 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3552 (arm_call_tls_get_addr, legitimize_tls_address)
3553 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3554 (arm_init_tls_builtins, arm_emit_tls_decoration)
3555 (arm_output_addr_const_extra): New functions.
3556 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3557 (TARGET_HAVE_TLS): Define.
3558 (target_thread_pointer): New.
3559 (arm_override_options): Handle -mtp=.
3560 (legitimize_pic_address): Ignore UNSPECs.
3561 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3563 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3564 (tls_get_addr_libfunc): New variable.
3565 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3566 (arm_init_builtins): Call arm_init_tls_builtins.
3567 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3568 (arm_encode_section_info): Call default_encode_section_info.
3569 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3570 (enum arm_tp_type): New.
3571 (target_thread_pointer): Add declaration.
3572 (LEGITIMATE_CONSTANT_P): Handle TLS.
3573 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3574 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3575 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3576 * config/arm/arm.md: Add UNSPEC_TLS.
3577 (movsi): Handle TLS.
3578 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3580 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3581 (load_tp_hard, load_tp_soft): New insns.
3582 * arm.opt: Add -mtp=.
3583 * doc/invoke.texi (ARM Options): Document -mtp.
3585 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3587 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3588 * config/arm/libunwind.S: Include "lib1funcs.asm".
3589 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3590 (LIB2ADDEH): Add libunwind.S.
3591 (LIB2ADDEHDEP): Add lib1funcs.asm.
3592 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3594 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3597 * gcc/c.opt: Add a -lang-fortran option.
3598 * gcc/c-opts.c: Add a lang_fortran flag.
3599 (c_common_init_options): Handling the -lang-fortran option.
3600 (c_common_handle_option): Add a case for Fortran options in
3601 preprocessing. Remove cases for -ffixed-form and
3602 -ffixed-line-length. Add a case for -lang-fortran.
3604 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3606 * config/rs6000/rs6000.c: Include params.h
3607 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3608 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3609 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3610 (UNSPEC_VPKUWSS): Delete.
3611 (altivec_vpkuhss): Delete.
3612 (altivec_vpkuwss): Delete.
3613 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3615 (neg_eq0<mode>): Remove final condition.
3616 (neg_eq<mode>): Remove condition and split-condition.
3618 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3620 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3621 Use associated print macros.
3623 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3626 * diagnostic.c (diagnostic_set_info_translated): New function.
3627 (diagnostic_set_info): Use it. Add comment.
3628 * diagnostic.h (diagnostic_set_info_translated): Declare.
3630 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3632 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3633 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3634 reference only if 'public' is true.
3635 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3636 emit the .hidden directive only if the indirect reference is public.
3637 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3638 Pass it to dw2_force_const_mem.
3639 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3640 * dwarf2out.c (output_cfi): Adjust calls to above function.
3641 (output_call_frame_info): Likewise.
3642 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3643 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3645 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3647 PR tree-optimization/24483
3648 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3649 field to elts if possible.
3651 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3654 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3657 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3659 Fix PR tree-optimization/24351
3661 * tree-ssa-structalias.c (struct variable_info): Add
3663 (get_varinfo_fc): New function to follow collapsing.
3664 (new_var_info): Set collapsed_to to NULL.
3665 (dump_constraint): Follow collapsing.
3666 (build_constraint_graph): Handle collapsing.
3667 (do_simple_structure_copy): Return false if something bad
3669 (collapse_rest_of_var): New function.
3670 (do_structure_copy): Collapse if do_simple_structure_copy returns
3673 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3676 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3677 expressions to a statement list instead of gimplifying them.
3679 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3681 PR rtl-optimization/23585
3682 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3683 that can't trap plus a constant integer, if the mode has zero size.
3685 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3688 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3690 ("*insv<mode>_reg_extimm"): Likewise.
3692 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3695 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3696 c_common_type_for_mode returns an unnamed type.
3698 2005-11-02 Richard Henderson <rth@redhat.com>
3702 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3703 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3704 * function.c (assign_parms): Use calls.internal_arg_pointer.
3705 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3707 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3708 (TARGET_CALLS): Add it.
3709 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3710 * targhooks.c (default_internal_arg_pointer): New.
3711 * targhooks.h (default_internal_arg_pointer): Declare.
3712 * tree.h (dwarf2out_reg_save_reg): Declare.
3713 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3714 * config/i386/i386.c (dbx_register_map): Add return column.
3715 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3716 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3717 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3718 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3719 (ix86_save_reg): Save force_align_arg_pointer.
3720 (ix86_emit_save_regs): Make regno unsigned.
3721 (ix86_emit_save_regs_using_mov): Likewise.
3722 (ix86_expand_prologue): Handle force_align_arg_pointer.
3723 (ix86_expand_epilogue): Likewise.
3724 * config/i386/i386.h: (dbx_register_map): Update.
3725 (dbx64_register_map, svr4_dbx_register_map): Update.
3726 (struct machine_function): Add force_align_arg_pointer.
3727 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3728 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3729 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3731 2005-11-02 Jan Hubicka <jh@suse.cz>
3734 * i386.md: Add peep2 for simplyfing array accesses.
3736 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3739 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3740 * config/s390/s390.c (s390_decompose_shift_count): New function.
3741 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3742 (print_shift_count_operand): Use s390_decompose_shift_count.
3743 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3744 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3746 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3749 * loop.c (loop_givs_rescan): Use force_operand to expand
3752 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3755 * fold-const.c (build_range_check): Use unsigned when signed
3756 overflow is undefined also. If etype is subtype, make sure that
3757 the subtraction is in the supertype.
3759 2005-11-02 Richard Henderson <rth@redhat.com>
3762 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3765 2005-11-01 Richard Henderson <rth@redhat.com>
3768 * loop.c (scan_loop): Do not propagate computations to a hard
3769 register destination with SMALL_REGISTER_CLASSES.
3771 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3773 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3774 costs for MULT inside PLUS or MINUS.
3776 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3778 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3779 (TRAMPOLINE_SIZE): Round up to 60.
3780 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3782 2005-10-31 James E. Wilson <wilson@specifix.com>
3785 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3786 ifdef. Put ifdefs around call in gen_subprogram_die.
3787 (compute_frame_pointer_to_cfa_displacement): Likewise.
3788 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3791 PR rtl-optimization/17356
3792 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3793 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3795 2005-10-31 Jan Hubicka <jh@suse.cz>
3798 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3801 * i386.c (legitimize_pic_address): Deal with large immediates.
3804 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3805 from symbol names while computing checkup.
3808 * predict.c (predict_loops): Do not estimate more than
3809 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3810 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3812 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3814 PR tree-optimization/19097
3815 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3817 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3819 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3821 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3824 * tree-inline.c (setup_one_parameter): If the init_stmt
3825 is NULL, don't insert the statement.
3827 2005-10-30 Jan Hubicka <jh@suse.cz>
3829 PR tree-optimization/24172
3830 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3832 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3834 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3835 constants for hosts with long != 32 bits.
3837 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3840 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3842 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3844 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3845 (TARGET_MS1_16_002): New.
3846 (TARGET_MS1_16_003): New.
3848 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3849 ("*decrement_and_branch_until_zero_no_clobber"): New.
3850 Add corresponding splitter for decrement_and_branch_until_zero
3852 Key all decrement_and_branch_until_zero patterns off of
3855 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3858 * tree-complex.c (extract_component): Treat RESULT_DECL
3859 like the rest of the decls.
3861 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3863 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3864 indirect call to _mcount if the function needs a static chain.
3866 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3867 Caroline Tice <ctice@apple.com>
3869 PR rtl-optimization/24460
3870 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3871 (dwarf2out_switch_text_section): Set it to true instead of
3872 incrementing separate_line_info_table_in_use.
3873 (output_loc_list): Additionally test have_switched_text_sections.
3874 (output_ranges): Likewise.
3875 (dwarf2out_finish): Likewise.
3876 * varasm.c (assemble_start_function): Do not call
3877 insert_section_boundary_note.
3878 (assemble_end_function): If flag_reorder_blocks_and_partition,
3879 switch to the function's section before emitting the .size directive.
3880 * bb-reorder.c (insert_section_boundary_note): Staticify.
3881 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3882 * output.h (insert_section_boundary_note): Delete.
3884 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3887 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3888 instead of pointer equality when comparing types.
3890 2005-10-24 James E. Wilson <wilson@specifix.com>
3892 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3893 add_dependence_list_and_free calls.
3895 2005-10-24 Steven Bosscher <stevenb@suse.de>
3897 * contrib.texi: Add the names of the LLNL folks who donated
3898 Cray pointer support for gfortran.
3900 2005-10-24 Steven Bosscher <stevenb@suse.de>
3902 PR tree-optimization/24225
3903 * profile.c (branch_prob): Look from end to start through a
3904 basic block when looking for a locus.
3906 2005-10-24 Richard Henderson <rth@redhat.com>
3908 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3910 (hppa_expand_prologue): Likewise.
3912 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3914 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3915 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3916 * pa.h (NO_PROFILE_COUNTERS): Define.
3917 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3918 (funcdef_nos): New vector to hold label numbers of deferred profile
3920 (output_deferred_profile_counters): New function.
3921 (hppa_profile_hook): Push label number onto funcdef_nos.
3922 (pa_hpux_file_end): Call output_deferred_profile_counters if
3923 NO_DEFERRED_PROFILE_COUNTERS is false.
3925 * pa-protos.h (get_deferred_plabel): New prototype.
3926 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3928 (output_call): Adjust calls.
3930 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3932 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3933 peculiarity of GOT/TOC section usage.
3935 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3938 * c-common.c (constant_string_class_name): Add documentation.
3940 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3943 * recog.c (peephole2_optimize): Increment peep2_current_count
3944 only when the slot is empty.
3946 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3949 * except.c (output_function_exception_table): Call
3950 assemble_external_libcall if we need a personality function.
3952 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3954 PR rtl-optimization/24460
3955 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3956 set the basic block for barriers.
3958 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3960 * var-tracking.c (vt_initialize): Initialize post.
3962 2005-10-21 Devang Patel <dpatel@apple.com>
3965 * c-common.c (vector_types_convertible_p): Check vector element type.
3967 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3969 * config/sh/sh.c (prepare_move_operands): Handle the address
3970 constant which is a tls symbolic address plus a constant.
3972 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3975 * gcc.c (main): Use the correct counter for erroring out
3976 about mulitple files.
3978 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3981 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3982 use r2 for 64-bit tls .got access.
3984 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3986 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3989 2005-10-20 Steven Bosscher <stevenb@suse.de>
3991 PR tree-optimization/24307
3992 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3994 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3997 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3999 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4000 is ready, stop marking functions, but still mark variables.
4002 2005-10-20 Richard Guenther <rguenther@suse.de>
4005 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4008 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4010 PR rtl-optimization/23585
4011 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4012 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4013 (may_trap_p_1): New predicate extracted from...
4014 (may_trap_p): ... here. Invoke may_trap_p_1.
4015 (may_trap_or_fault_p): New predicate.
4016 * rtl.h (may_trap_or_fault_p): Declare it.
4017 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4018 instead of may_trap_p.
4019 (steal_delay_list_from_fallthrough): Likewise.
4020 (fill_simple_delay_slots): Likewise.
4021 (fill_slots_from_thread): Likewise.
4022 * function.c (pad_to_arg_alignment): Rework comment about
4023 SPARC_STACK_BOUNDARY_HACK.
4024 * config/sparc/sparc.h: Likewise.
4026 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4028 * config/s390/s390.c (s390_expand_insv): New.
4029 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4030 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4031 ("icm_hi"): Remove mode attribute.
4032 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4034 ("*extracthi", "*extractqi"): Remove.
4035 (extv<mode>", "*extzv<mode>"): New.
4036 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4037 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4039 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4041 * cfgexpand.c (discover_nonconstant_array_refs_r,
4042 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4043 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4044 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4045 discover_nonconstant_array_refs.
4047 2005-10-19 Steven Bosscher <stevenb@suse.de>
4050 * c-decl.c (pop_scope): Don't warn about an unused variable
4051 if it is marked with TREE_NO_WARNING.
4052 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4053 somenow mismatch and olddecl is to be replaced.
4055 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4058 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4059 whether registers live on the edge can be saved/restored.
4061 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4063 * config/sh/sh.c (fixup_mova): Skip notes.
4065 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4067 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4068 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4069 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4070 (s390_initial_elimination_offset): Likewise.
4071 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4072 register on TARGET_ZARCH targets.
4073 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4074 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4075 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4076 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4078 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4080 * config/s390/s390.md: Comment describing output modifiers updated.
4081 * config/s390/s390.c (print_operand): Likewise.
4083 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4085 * config/s390/s390.c (override_options): Added check for -mstack-size
4087 * doc/invoke.texi: Mention that limit in the documenation.
4089 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4092 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4094 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4096 Fix PR tree-optimization/24231
4098 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4099 (compute_avail): Ditto.
4101 2005-10-18 Richard Henderson <rth@redhat.com>
4104 * config/i386/i386.c (legitimate_constant_p): Check
4105 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4107 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4108 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4109 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4111 (print_operand_address): Likewise.
4112 * config/i386/predicates.md (x86_64_immediate_operand): Test
4113 SYMBOL_REF_TLS_MODEL properly inside CONST.
4114 (x86_64_zext_immediate_operand): Likewise.
4115 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4116 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4117 * config/i386/i386-protos.h: Remove predicates.md entries.
4119 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4121 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4122 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4124 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4125 Ian Lance Taylor <ian@airs.com>
4128 * fold-const.c (fold_widened_comparison): Do not allow range based
4129 constant folding when right operand cannot be unwidened.
4131 2005-10-17 Richard Henderson <rth@redhat.com>
4133 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4134 with a memory clobber.
4136 2005-10-17 James E Wilson <wilson@specifix.com>
4138 PR rtl-optimization/17356
4139 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4140 checking for EDGE_EH.
4142 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4144 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4145 the slot on an even boundary for any type with 16-byte alignment.
4147 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4150 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4151 after register allocation.
4153 2005-10-17 DJ Delorie <dj@redhat.com>
4155 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4158 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4161 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4164 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4166 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4167 to 2 if it's already non-zero.
4168 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4169 is set and warn about it if flag_schedule_insns is 1.
4171 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4173 * config/crx/crx.md: Compare-and-branch instructions need to
4176 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4179 * config/i386/i386.md (*pushdi2_rex64 splitter)
4180 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4181 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4182 flow2 pass only when (optimize > 0 && flag_peephole2).
4184 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4187 * gcc.c (have_c): New static variable.
4189 (process_command): Remove declation of have_c.
4190 Set have_o to 1 when handling -o.
4191 (main): Add a fatel error if there are multiple
4192 files specified and -o and -c/-S is passed witout
4193 -combine or multiple languages.
4195 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4197 Fix PR tree-optimization/22444
4198 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4199 Assert that we don't hit something with subvars.
4200 (setup_pointers_and_addressables): Don't add things with subvars,
4201 because we'll already process the subvars for aliasing purposes.
4203 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4206 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4207 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4208 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4209 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4210 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4211 swapped, alternatives for the R constraint.
4214 * builtins.c (get_builtin_sync_mode): Make unlimited
4215 mode_for_size request.
4217 2005-10-15 Richard Henderson <rth@redhat.com>
4219 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4220 (gimplify_expr): ... here.
4221 (gimplify_compound_lval): Use it in initial scan loop. Allow
4222 fb_lvalue in base expression.
4224 2005-10-15 Richard Henderson <rth@redhat.com>
4227 * builtins.c (expand_builtin_trap): Export.
4228 * expr.h (expand_builtin_trap): Declare.
4229 * expr.c (expand_assignment): Emit a trap for integral offsets
4230 from registers that weren't reduced to bitpos.
4232 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4233 (mark_array_ref_addressable): Remove.
4234 * tree-flow.h (mark_array_ref_addressable): Remove.
4235 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4237 2005-10-15 James E Wilson <wilson@specifix.com>
4240 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4241 (add_dependence_list_and_free): Likewise.
4242 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4245 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4249 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4250 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4252 (vrp_visit_phi_node): Only prevent infinite iterations when
4253 the previous result and the new result are both VR_RANGEs.
4255 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4257 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4260 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4263 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4266 2005-10-14 Per Bothner <per@bothner.com>
4268 PR preprocessor/21250
4269 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4271 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4274 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4275 overflow flags. Refactor some conditionals.
4277 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4280 * tree-dfa.c (add_referenced_var): Only look at decls which
4281 have TREE_CONSTANT or TREE_READONLY set instead of if
4282 !TREE_PUBLIC or !TREE_CONSTANT.
4284 2005-10-13 James E Wilson <wilson@specifix.com>
4286 * doc/invoke.texi: For -x, add f95-cpp-input.
4287 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4289 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4291 PR tree-optimization/24262
4292 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4293 in loop all the time.
4295 2005-10-12 Richard Henderson <rth@redhat.com>
4298 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4299 * function.c (assign_parm_find_data_types): Don't support it.
4300 * print-tree.c (print_node): Likewise.
4301 * c-common.c (handle_transparent_union_attribute): Likewise.
4302 Use build_duplicate_type.
4303 * tree-inline.c (remap_type_1): Split out of remap_type;
4304 properly remap aggregate fields.
4305 (build_duplicate_type): New.
4306 * doc/extend.texi (Variable Attributes): Remove documentation
4307 for transparent_union.
4309 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4312 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4313 (gen_stack_pointer_dec): Likewise.
4315 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4319 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4321 (struct cxx): Add adjust_class_at_definition target hook.
4322 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4323 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4324 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4325 hook_void_tree. Add to TARGET_CXX.
4326 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4328 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4329 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4330 instead of attribute. Check for dllexport override. Warn if
4331 inconsistent dll linkage. Don't lose old dllimport if decl has
4332 had address referenced. Tweak lookup of dllimport atribute.
4333 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4334 for target specific rules. Don't add dllimport attribute if
4335 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4336 dllimport attribute.
4337 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4338 * varasm.c (initializer_constant_valid_p): Replace
4339 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4343 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4344 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4345 (i[34567]86-*-mingw32*): Likewise.
4347 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4348 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4350 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4351 C++-specific code. Change return value to bool.
4352 (i386_pe_dllimport_p): Likewise.
4353 (associated_type): Simplify and make language-independent
4354 (i386_pe_encode_section_info): Replace override of ambiguous
4355 dllimport symbol refs with a gcc_assert.
4356 (i386_pe_valid_dllimport_attribute_p): Define.
4357 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4358 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4359 i386_pe_adjust_class_at_definition.
4360 * config/i386/winnt-stubs.c: New file. Define stub versions of
4361 lang-specific functions.
4362 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4363 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4364 i386_pe_adjust_class_at_definition.
4365 (i386_pe_valid_dllimport_attribute_p): Declare.
4366 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4367 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4368 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4371 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4372 dllimport attribute with test of DECL_DLLIMPORT_P.
4374 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4376 * combine.c (make_extraction): Correct offset computation.
4378 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4380 * config/cris/t-linux (LIMITS_H_TEST): Define.
4382 2005-10-12 Richard Henderson <rth@redhat.com>
4385 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4387 2005-10-12 Richard Guenther <rguenther@suse.de>
4389 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4391 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4394 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4395 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4398 2005-10-12 Richard Guenther <rguenther@suse.de>
4401 * varasm.c (output_constant): Correct typo from previous
4404 2005-10-11 Ian Lance Taylor <ian@airs.com>
4406 PR rtl-optimization/13931
4407 * combine.c: Revert patch of 2003-05-14, and:
4408 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4409 completely killed in the appropriate insn.
4410 (distribute_notes): Don't skip multiple hard register test for
4411 elim_i1 and elim_i2.
4413 2005-10-11 Richard Henderson <rth@redhat.com>
4416 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4417 to initialize a transparent union instead of a nop_expr.
4419 2005-10-11 Richard Henderson <rth@redhat.com>
4421 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4422 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4423 (tree_ssa_dce_loop): Call scev_reset.
4426 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4427 * tree-ssa-dce.c: Include cfgloop.h.
4428 (tree_ssa_dce_loop, pass_dce_loop): New.
4429 * tree-pass.h (pass_dce_loop): Declare it.
4430 * passes.c (init_optimization_passes): Use it.
4432 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4435 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4436 Only apply the optimization for rounding builtins if the inner
4437 cast is also an extension.
4439 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4442 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4443 mark_new_vars_to_rename instead of update_stmt.
4445 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4447 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4449 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4451 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4452 for setting MMX register to 0 rather than mmx.
4454 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4457 * configure.ac: Move gas check from mips specific case to common case.
4458 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4459 * configure: Regenerate
4460 * doc/install.texi: Update.
4462 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4465 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4467 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4469 * gcc.c (do_spec_1): Accept numeric characters in file name
4472 2005-10-10 Nick Clifton <nickc@redhat.com>
4474 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4475 describing the deleted arm_gen_rotated_half_load function.
4477 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4479 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4482 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4484 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4486 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4487 (EXTRA_MULTILIB_PARTS): Define.
4488 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4489 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4490 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4491 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4492 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4493 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4495 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4497 PR tree-optimization/24226
4498 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4499 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4500 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4503 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4505 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4507 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4510 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4511 Rewrite for no need for the early clobber.
4513 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4515 Merge from csl-arm-branch:
4516 2005-09-07 Paul Brook <paul@codesourcery.com>
4517 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4520 2005-04-30 Paul Brook <paul@codesourcery.com>
4521 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4522 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4524 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4525 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4526 (arm_override_options): Use TARGET_AAPCS_BASED.
4527 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4528 (PTRDIFF_TYPE): Use int for AAPCS.
4529 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4530 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4531 (DEFAULT_SHORT_ENUMS): Delete.
4532 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4534 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4535 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4536 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4537 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4539 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4540 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4542 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4543 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4545 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4546 * config.gcc (arm*-*-linux-gnueabi): Add it.
4547 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4549 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4550 * config/arm/linux-eabi.h: New file.
4551 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4552 (LINUX_TARET_LINK_SPEC): Likewise.
4553 (LINK_SPEC): Use it.
4554 * config/arm/t-linux-eabi: New file.
4556 2005-10-08 Steven Bosscher <stevenb@suse.de>
4559 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4561 (PARAM_SMS_DFA_HISTORY): Likewise.
4563 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4566 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4567 (load_register_parameters): Call it.
4568 (check_sibcall_argument_overlap_1): Likewise.
4569 (store_one_arg): Likewise.
4571 2005-10-07 James E. Wilson <wilson@specifix.com>
4573 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4574 DImode not VECINT24 for operand 2.
4577 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4581 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4582 fr_spill): Use destination_operand for operand 0.
4584 2005-10-07 DJ Delorie <dj@redhat.com>
4586 * varasm.c (output_constant): Limit error to expanding
4589 2005-10-07 Richard Guenther <rguenther@suse.de>
4592 * fold-const.c (fold_binary): Fix operand types during folding
4593 of X op (A, Y). Evaluation order of the side-effects of
4594 X and A are frontend-defined, so ensure we honour that even for
4595 tcc_comparison class operands; eased by removing duplicate code.
4597 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4599 * stor-layout.c (layout_type): Do not allow alignment of array
4600 elements to be greater than their size.
4602 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4604 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4606 (hppa*-*-linux*): Ditto.
4607 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4608 * config/host-hpux.c: New.
4609 * config/x-hpux: New.
4610 * config/pa/x-hpux: Remove.
4611 * config/pa/x-linux: Remove.
4612 * config/pa/pa-host.c: Remove.
4614 2005-10-07 Jeff Law <law@redhat.com>
4616 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4617 determine whether or not to try and thread outgoing edges.
4619 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4621 * config/rs6000/rs6000.md (eqsi_power): New.
4622 (neg_eq0si): Add TARGET_POWER to final condition.
4625 2005-10-06 Richard Henderson <rth@redhat.com>
4627 * config/rs6000/rs6000.c: Revert last change.
4629 2005-10-06 Richard Henderson <rth@redhat.com>
4631 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4632 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4634 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4638 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4639 out return_label and naked_return_label.
4641 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4643 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4646 2005-10-06 Richard Henderson <rth@redhat.com>
4649 * tree-inline.c (declare_return_variable): Handle modify_dest not
4652 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4654 Fix PR tree-optimization/22488
4655 * tree-ssa-structalias.c (check_for_overlaps): New function.
4656 (create_variable_info_for): Use it.
4658 2005-10-06 Richard Henderson <rth@redhat.com>
4661 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4662 (dwarf2out_start_source_file): Print it.
4664 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4666 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4668 2005-10-06 Richard Henderson <rth@redhat.com>
4671 * mode-switching.c (optimize_mode_switching): Clear transp bit
4672 for block with incomming abnormal edges.
4674 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4675 (fpscr_set_from_mem): Use them.
4676 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4677 (fpscr postinc splitters): Rewrite as peephole2+split.
4679 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4681 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4682 (eq<mode>_compare): Same.
4684 2005-10-06 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/24238
4687 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4689 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4691 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4692 here. Use AC_PATH_PROG for environment variables instead of
4694 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4696 * configure: Regenerated.
4698 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4701 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4702 then force it into a register.
4703 (call_value): Likewise.
4705 2005-10-06 Richard Henderson <rth@redhat.com>
4708 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4709 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4710 under pass_vectorize.
4712 2005-10-05 Devang Patel <dpatel@apple.com>
4715 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4716 handling constants. Check NAMESPACE_DECL context for constants.
4718 2005-10-05 Eric Christopher <echristo@apple.com>
4720 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4722 2005-10-05 Richard Henderson <rth@redhat.com>
4725 * tree-cfg.c (mark_array_ref_addressable_1): New.
4726 (mark_array_ref_addressable): New.
4727 * tree-flow.h (mark_array_ref_addressable): Declare.
4728 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4730 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4734 * reload.c (subst_reloads): When adding a REG_LABEL to a
4735 jump instruction, also update JUMP_LABEL.
4737 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4739 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4740 * bb-reorder.c (copy_bb_p): Use it.
4741 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4743 2005-10-05 Richard Henderson <rth@redhat.com>
4746 * toplev.c (process_options): Warn about unsupported combinations
4747 of unwind tables and omit-frame-pointer.
4748 * config/i386/i386.c (override_options): Similarly. Enable
4749 accumulate-outgoing-args if not explicitly disabled.
4751 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4753 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4754 Handle big endian vs. small endian.
4755 (vec_initv2sf): Handle big endian vs. small endian.
4756 (*vec_extractv2sf_1): Ditto.
4758 2005-10-05 Dale Johannesen <dalej@apple.com>
4760 * convert.c (convert_to_real): Don't convert
4761 (float)floor(double d) to floorf((float)d).
4763 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4765 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4767 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4769 PR tree-optimization/18587
4770 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4771 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4772 build_vuses): Change to VEC type.
4773 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4774 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4775 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4776 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4777 (get_name_decl): New. Return DECL_UID of base variable.
4778 (operand_build_cmp): New. qsort comparison routine.
4779 (operand_build_sort_virtual): New. Sort virtual build vector.
4780 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4781 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4782 (FINALIZE_BASE): Use get_name_decl.
4783 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4784 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4785 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4786 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4787 direct VEC_* manipulations.
4788 (build_ssa_operands): Call operand_build_sort_virtual.
4789 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4790 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4791 with direct VEC_* manipulations.
4792 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4793 with direct VEC manipulations.
4795 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4797 PR tree-optimization/21419
4798 PR tree-optimization/24146
4799 PR tree-optimization/24151
4801 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4802 (build_asm_expr): Call it if outputs are read-only.
4803 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4805 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4806 Paolo Bonzini <bonzini@gnu.org>
4810 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4811 enable the instructions and not just the built-ins.
4812 * doc/invoke.texi (x86 Options): Likewise.
4814 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4816 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4818 * doc/invoke.texi (Option Summary): Correct spelling
4819 of -mmacosx-version-min.
4821 2005-10-04 Devang Patel <dpatel@apple.com>
4823 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4826 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4828 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4829 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4831 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4833 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4834 ("TE","tg"): New mode attributes.
4835 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4836 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4837 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4838 dword_mode and one for GPRmode.
4840 2005-10-04 Ian Lance Taylor <ian@airs.com>
4842 PR preprocessor/13726
4843 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4844 any comments passed in.
4846 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4848 * tree.c (annotate_with_file_line): Fix typo.
4850 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4853 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4854 type used to access data in the inlined length == 1 case, use
4855 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4856 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4858 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4860 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4861 TARGET_SSE3 and only for TARGET_80387.
4862 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4863 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4864 Do not depend on TARGET_80387.
4866 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4868 * tree.c (last_annotated_node): Change type to location_t*.
4869 (annotate_with_file_line): Reflect the change of
4870 last_annotated_node type.
4872 2005-10-04 Richard Guenther <rguenther@suse.de>
4875 * c-decl.c (grokdeclarator): Don't write to fields
4878 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4881 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4883 * varasm.c (make_decl_rtl): If a register variable does not
4884 have a set user assmbler name, error out.
4885 Decode the asmspec is now name+1 bypassing '*'.
4887 2005-10-04 Steven Bosscher <stevenb@suse.de>
4889 PR tree-optimization/23049
4890 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4891 of a COND_EXPR is folded before calling fold on the whole rhs of a
4892 conditional assignment.
4893 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4894 document that a COND_EXPR may appear there.
4896 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4899 * tree-vrp.c (extract_range_from_assert): If the new numeric
4900 range created out of the assertion contradicts the existing
4901 numeric range of the ASSERT_EXPR variable, make the new range
4904 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4906 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4907 from T_REGS to FP register class.
4909 2005-10-03 Richard Henderson <rth@redhat.com>
4912 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4913 before creating a new one.
4915 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4917 * config/rs6000/t-aix43 (LDFLAGS): New.
4918 * config/rs6000/t-aix52 (LDFLAGS): New.
4920 2005-10-03 Ian Lance Taylor <ian@airs.com>
4922 * gimplify.c (find_single_pointer_decl_1): New static function.
4923 (find_single_pointer_decl): New static function.
4924 (internal_get_tmp_var): For a formal variable, set restrict base
4925 information if appropriate.
4926 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4928 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4929 (DECL_GET_RESTRICT_BASE): Define.
4930 (SET_DECL_RESTRICT_BASE): Define.
4931 (decl_restrict_base_lookup): Declare.
4932 (decl_restrict_base_insert): Declare.
4933 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4934 * tree.c (restrict_base_for_decl): New static variable.
4935 (init_ttree): Initialize restrict_base_for_decl.
4936 (copy_node_stat): Copy restrict base information.
4937 (decl_restrict_base_lookup): New function.
4938 (decl_restrict_base_insert): New function.
4939 (print_restrict_base_statistics): New static function.
4940 (dump_tree_statistics): Call print_restrict_base_statistics.
4942 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4945 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4946 case of anti-ranges.
4948 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4951 * c-typeck.c (tagged_tu_seen): Rename to ...
4952 (tagged_tu_seen_cache): this and add val field.
4953 (comptypes): Move functional to comptypes_internal
4954 and free tagged_tu_seen.
4955 (comptypes_internal): New function and call comptypes_internal
4956 instead of comptypes. Speed up by sibcalling
4957 tagged_types_tu_compatible_p.
4958 (alloc_tagged_tu_seen): New function
4959 (free_all_tagged_tu_seen_up_to): New function.
4960 (tagged_types_tu_compatible_p): Return the val of the seen two
4962 Add that the two types are the same to tagged_tu_seen_base
4963 if they are and call comptypes_internal instead of comptypes.
4964 <case UNION_TYPE>: Speed up common type where the fields are
4966 (function_types_compatible_p): Call comptypes_internal instead of
4968 (type_lists_compatible_p): Likewise.
4969 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4971 2005-10-02 Matthias Klose <doko@debian.org>
4973 * doc/invoke.texi: Fix typo and speling error.
4975 2005-10-01 Richard Henderson <rth@redhat.com>
4977 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4979 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4981 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4982 using --start-group and --end-group.
4984 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4986 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4987 FIXME note regarding quirky semantics.
4989 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4992 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4993 non-null range as a last resort.
4995 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4996 Diego Novillo <dnovillo@redhat.com>
4999 * tree-vrp.c (extract_range_from_assert): For !=
5000 assertions, only build an anti-range if LIMIT is a
5001 single-valued range.
5003 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5005 * arm.md (movqi): On thumb when optimizing, handle loading from
5006 memory by describing this as taking a subreg of a zero-extended load
5007 into an SImode register.
5010 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5012 * reload1.c (merge_assigned_reloads): Do not change any
5013 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5015 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5017 * Makefile.in (LIPO_FOR_TARGET): Define.
5018 (STRIP_FOR_TARGET): Define.
5020 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5021 before creating new ones. Do symlinks before creating the actual
5024 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5025 to work out which multilibs are actually being built.
5027 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5029 * tree-vect-transform.c, config/ms1/ms1.md,
5030 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5031 Follow spelling conventions.
5032 * doc/invoke.texi, doc/md.texi: Fix typos.
5034 2005-09-30 Andrew Macleod <amacleod@redat.com>
5036 PR tree-optimization/21430
5037 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5038 use operands, and set stmt pointer if need be.
5039 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5040 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5043 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5046 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5048 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5050 * optabs.c (expand_binop): Initialize first_pass_p.
5052 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5055 * c-decl.c (c_write_global_declarations_1): If any
5056 wrapup_global_declaration_2 call returned true, restart the loop.
5058 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5060 Fix PR tree-optimization/24117
5061 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5062 before considering whether to use anyoffset.
5064 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5068 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5070 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5072 (swap_commutative_operands_with_target): New.
5074 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5077 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5080 2005-09-29 Steven Bosscher <stevenb@suse.de>
5082 PR tree-optimization/23911
5083 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5084 and IMAGPART_EXPR too.
5086 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5089 * expmed.c (expand_shift): Move logic to reverse rotation
5090 direction when rotating by constants ...
5091 * optabs.c (expand_binop): ... here.
5092 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5093 (ix86_rotrdi3): New pattern.
5094 (rotldi3): Handle 32-bit mode.
5095 (ix86_rotldi3): New pattern.
5097 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5100 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5101 check for numbers that need no bit twiddle.
5103 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5105 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5106 multilib to be built.
5108 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5109 (stage1-start): Delete old libgcc and libunwind before moving
5110 anything into the stage directory.
5111 (stage2-start): Likewise.
5112 (stage3-start): Likewise.
5113 (stage4-start): Likewise.
5114 (stageprofile-start): Likewise.
5115 (stagefeedback-start): Likewise.
5116 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5117 header in tm_file and CPU-specific t-darwin in tmake_file.
5118 (i[34567]86-*-darwin*): Don't change tm_file.
5119 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5120 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5121 shared library stub for target OS version.
5122 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5123 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5124 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5125 (libgcc_s.%.dylib): New.
5127 (install-darwin-libgcc-stubs): New.
5128 (INSTALL_LIBGCC): New append.
5129 * config/i386/darwin-libgcc.10.4.ver: New.
5130 * config/i386/darwin-libgcc.10.5.ver: New.
5131 * config/i386/t-darwin: New.
5132 * config/rs6000/darwin-libgcc.10.4.ver: New.
5133 * config/rs6000/darwin-libgcc.10.5.ver: New.
5134 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5135 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5137 2005-09-28 Paul Brook <paul@codesourcery.com>
5139 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5142 2005-09-28 Richard Guenther <rguenther@suse.de>
5144 PR tree-optimization/23853
5145 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5146 host_integerp to verify misalignment value.
5148 2005-09-28 Richard Henderson <rth@redhat.com>
5150 * builtins.c (get_builtin_sync_mode): New.
5151 (expand_builtin_sync_operation): Pass in mode argument.
5152 (expand_builtin_compare_and_swap): Likewise.
5153 (expand_builtin_lock_test_and_set): Likewise.
5154 (expand_builtin_lock_release): Likewise.
5155 (expand_builtin): Update to match.
5157 2005-09-28 Nick Clifton <nickc@redhat.com>
5159 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5160 formatting. Add check to PLUS case to ensure that the offset is
5161 within an acceptable range.
5163 * config/v850/v850.md (casesi): Disable the generation of the
5164 switch pattern as it is not being handled properly at the moment.
5166 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5167 for when the high words are identical.
5169 2005-09-27 Richard Henderson <rth@redhat.com>
5171 * pretty-print.c (pp_base_format): Fix typo for %>.
5173 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5174 Devang Patel <dpatel@apple.com>
5176 PR tree-optimization/23625
5177 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5178 LABEL_EXPR, assertion check.
5180 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5182 * optabs.c (no_conflict_move_test): Check if a result of a
5183 to-be-moved insn would be clobbered by an originally
5186 2005-09-27 Jeff Law <law@redhat.com>
5188 * passes.c (init_optimization_passes): Replace copy propagation
5189 passes immediately after DOM with phi-only copy propagation
5190 pases. Add phi-only copy propagation pass after first DOM pass.
5191 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5192 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5193 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5194 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5195 to init_copy_prop. Callers updated.
5196 (do_phi_only_copy_prop): New function.
5197 (pass_phi_only_copy_prop): New pass descriptor.
5199 2005-09-27 Nick Clifton <nickc@redhat.com>
5201 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5203 2005-09-26 Jason Merrill <jason@redhat.com>
5206 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5208 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5210 2005-09-26 James E Wilson <wilson@specifix.com>
5212 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5213 copyright. Add gcc copyright plus libgcc exception.
5214 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5216 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5218 2005-09-26 Jeff Law <law@redhat.com>
5220 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5221 about when to iterate.
5223 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5226 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5227 for __complex__ double in -mcpu=G5 mode.
5229 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5231 PR tree-optimization/23942
5232 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5233 * tree-scalar-evolution.c: Include params.h.
5235 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5236 follow_ssa_edge_in_condition_phi_branch,
5237 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5238 Change return type to t_bool. Use a parameter to limit the size of
5239 trees that are walked before stopping
5240 (analyze_evolution_in_loop): Initialize the limit to 0.
5241 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5242 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5244 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5247 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5248 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5250 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5252 * combine.c (make_extraction): Check for valid use of subreg.
5254 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5257 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5258 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5259 ("fist<mode>2_with_temp"): Use only register operands.
5261 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5263 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5264 CALL_INSN_FUNCTION_USAGE.
5266 2005-09-26 Richard Guenther <rguenther@suse.de>
5269 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5270 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5271 (ldst_entry): Use the hashtable instead of list-walking.
5272 (find_rtx_in_ldst): Likewise.
5273 (free_ldst_entry): Free the hashtable.
5274 (compute_ld_motion_mems): Create the hashtable.
5275 (trim_ld_motion_mems): Remove entry from hashtable if
5276 removing it from list.
5277 (compute_store_table): Likewise^2.
5278 (store_motion): Free hashtable in case we did not see
5281 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5283 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5284 and arg1 if we are passing them to fold_build2.
5286 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5289 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5292 2005-09-25 Richard Henderson <rth@redhat.com>
5294 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5295 SYMBOL_REF_TLS_MODEL to be correct.
5297 2005-09-24 Richard Henderson <rth@redhat.com>
5299 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5300 end of function. Reindent.
5302 2005-09-24 Ian Lance Taylor <ian@airs.com>
5304 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5305 NEGATE_EXPR/BIT_NOT_EXPR case.
5307 2005-09-24 Richard Henderson <rth@redhat.com>
5309 * c-common.c (handle_mode_attribute): When not modifying in place,
5310 create subtypes for enumerations.
5311 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5312 * gimplify.c (create_tmp_from_val): Likewise.
5314 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5316 * config/i386/i386.md (*tls_global_dynamic_64,
5317 *tls_local_dynamic_base_64): Add missing mode to call.
5318 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5320 2005-09-24 Jan Hubicka <jh@suse.cz>
5322 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5323 (cgraph_clone_node): Likewise.
5324 * cgraph.h (cgraph_clone_edge): Update prototype.
5325 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5326 duplicated prototypes; add updating argument.
5327 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5328 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5330 (cgraph_mark_inline_edge): Likewise.
5331 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5332 (cgraph_flatten_node): Likewise.
5333 (cgraph_decide_recursive_inlining): Likewise.
5334 (cgraph_decide_inlining_of_small_function): Likewise.
5335 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5337 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5338 Pete Steinmetz <steinmtz@us.ibm.com>
5340 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5341 (rldic.): Set type to "compare".
5343 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5344 mfjmpr for MFCTR/MFLR.
5345 (movdf_hardfloat64): Same.
5346 (movdf_softfloat64): Same. Correct order of store and move types.
5347 (movti_string): Set type to store_ux/load_ux.
5348 (load_multiple): Set type to load_ux.
5349 (store_multiple): Set type to store_ux.
5350 (movmemsi): Set type to store_ux.
5351 (output_cbranch direct_return): Set type to jmpreg.
5352 (stmw): Set type to store_ux.
5353 (lmw): Set type to load_ux.
5354 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5355 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5356 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5357 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5358 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5359 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5360 (rios1-fpstore): Increase latency to 3.
5361 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5362 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5364 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5365 Andrew Pinski <pinskia@physics.uc.edu>
5367 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5368 operand2 constraint to "b".
5369 (sync_<fetchop_name>di_internal): Same.
5370 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5372 (sync_old_<fetchop_name>di_internal): Same.
5373 (sync_new_<fetchop_name>si_internal): Same.
5374 (sync_new_<fetchop_name>di_internal): Same.
5376 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5379 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5380 case, define as macros.
5382 PR rtl-optimization/23837
5383 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5384 clobber / clobber match between dest and p->first.
5386 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5387 (no_conflict_move_test): Update comments.
5389 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5391 * doc/install.texi: Update URL for Jacks.
5392 * doc/sourcebuild.texi: Likewise.
5394 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5397 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5398 registers when choosing register preferences.
5399 (movdf_hardfloat64): Same.
5401 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5403 * expmed.c (expand_shift): Don't use the target of the rotate as
5404 target for the first expanded shift insn.
5405 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5407 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5409 PR tree-optimization/22438
5410 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5411 preserved iv rhs rewriting specially.
5413 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5415 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5416 estimate_only is true.
5417 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5418 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5419 tree-ssa-structalias.c
5420 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5421 ref_contains_indirect_ref.
5422 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5424 2005-09-21 DJ Delorie <dj@redhat.com>
5426 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5428 (mn10300_return_in_memory): Support variable size types also.
5429 (mn10300_pass_by_reference): Likewise.
5430 (mn10300_function_value): New.
5431 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5432 (FUNCTION_OUTGOING_VALUE): Likewise.
5433 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5434 * doc/invoke.texi: Document it.
5436 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5439 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5440 force integer op1 into register for XFmode compares.
5442 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5445 * expmed.c (alg_code): Add alg_impossible.
5446 (alg_hash_entry): Add cost.
5447 (synth_mult): Record alg_impossible in the hash table if
5448 multiplication by a given integer is impossble within the
5449 limit. Speed up using alg_impossible.
5451 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5453 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5454 argument. Allow and set any offset if needs_anyoffset is passed
5456 (get_constraint_for): Add argument here too.
5458 (do_structure_copy): Pass NULL to get_constraint_for.
5459 (handle_ptr_arith): Ditto.
5460 (find_func_aliases): Ditto.
5462 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5464 PR rtl-optimization/23898
5465 * output.h (get_attr_min_length): Declare.
5466 * final.c (get_attr_length_1): New function, broken out of:
5468 (get_attr_min_length): New function.
5469 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5470 (duplicate_computed_gotos): Likewise.
5471 * genattr.c (insn_min_length): Generate declaration.
5472 * genattrtab.c (min_fn, min_attr_value): New functions.
5473 (make_length_attrs): Generate insn_min_length.
5475 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5477 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5479 2005-09-20 Richard Henderson <rth@redhat.com>
5481 PR tree-optimization/24059
5482 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5485 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5487 * c.opt (fextended-identifiers): New.
5488 * c-opts.c (c_common_handle_option): Handle
5489 -fextended-identifiers.
5490 * doc/cpp.texi: Update documentation of extended identifiers.
5491 * doc/cppopts.texi (-fextended-identifiers): Document.
5493 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5495 PR tree-optimization/23929
5496 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5499 PR tree-optimization/23818
5500 * tree-stdarg.c (execute_optimize_stdarg): Call
5501 calculate_dominance_info.
5503 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5505 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5506 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5507 (compute_overlap_steps_for_affine_1_2): Use
5508 get_number_of_iters_for_loop.
5509 (analyze_subscript_affine_affine): Check whether difference is
5511 Use get_number_of_iters_for_loop.
5512 Check whether overlap occurs outside of bounds.
5513 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5515 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5517 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5518 base register if possible.
5520 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5522 PR tree-optimization/18463
5523 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5524 converting it directly is not possible.
5525 (chrec_convert_aggressive): New function.
5526 * tree-chrec.h (chrec_convert_aggressive): Declare.
5527 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5528 Fold chrec conversions aggressively if asked to.
5529 (instantiate_parameters): Modified because of changes in
5530 instantiate_parameters_1.
5532 2005-09-19 Richard Henderson <rth@redhat.com>
5534 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5535 (reduc_splus_v2df): New.
5537 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5539 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5540 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5542 2005-09-19 Richard Henderson <rth@redhat.com>
5544 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5547 2005-09-19 Richard Henderson <rth@redhat.com>
5549 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5550 (ia64_expand_dot_prod_v8qi): New.
5551 * config/ia64/ia64-protos.h: Update.
5552 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5553 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5554 sdot_prodv8qi, sdot_prodv4hi): New.
5555 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5557 2005-09-19 Richard Henderson <rth@redhat.com>
5560 * real.c (exact_real_truncate): Return false if the format cannot
5561 represent the number as a normal.
5563 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5564 for a memory source.
5566 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5568 * tree-ssa-operands.c (swap_tree_operands): Export.
5569 * tree.h (swap_tree_operands): Declare.
5570 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5571 Call swap_tree_operands.
5573 2005-09-19 Richard Henderson <rth@redhat.com>
5575 * tree-flow.h (merge_alias_info): Declare.
5576 * tree-ssa-copy.c (merge_alias_info): Export.
5577 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5578 (vect_create_data_ref_ptr): Use create_iv directly.
5579 (vectorizable_load): Use correct types for integer constants.
5580 (vect_generate_tmps_on_preheader): Likewise.
5581 (vect_gen_niters_for_prolog_loop): Likewise.
5583 2005-09-19 Steven Bosscher <stevenb@suse.de>
5585 PR rtl-optimization/23943
5586 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5588 2005-09-18 Jan Hubicka <jh@suse.cz>
5590 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5592 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5594 * varasm.c (output_constant): Do not abort on conversions to union
5595 types between different sizes.
5597 2005-09-18 Richard Guenther <rguenther@suse.de>
5600 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5603 2005-09-18 Paul Brook <paul@codesourcery.com>
5605 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5607 2005-09-17 Richard Henderson <rth@redhat.com>
5609 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5610 * tree-ssa-loop.c (pass_vect_dce): Remove.
5611 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5614 2005-09-17 Richard Henderson <rth@redhat.com>
5616 * tree-pass.h (pass_vect_dce): Declare.
5617 * passes.c (init_optimization_passes): Add it.
5618 * tree-flow.h (tree_ssa_dce): Declare.
5619 * tree-ssa-dce.c (tree_ssa_dce): Export.
5620 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5621 (gate_tree_vectorize): ... here.
5622 (pass_vect_dce): New.
5624 2005-09-17 Jan Hubicka <jh@suse.cz>
5626 * except.c (struct eh_status): Turn region_array into vec.
5627 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5628 convert_from_eh_region_ranges, find_exception_handler_labels,
5629 current_function_has_exception_handlers, assign_filter_values,
5630 build_post_landing_pads, dw2_build_landing_pads,
5631 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5632 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5633 foreach_reachable_handler, can_throw_internal_1,
5634 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5636 (duplicate_eh_region_1): Update region_array.
5637 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5639 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5642 * expmed.c (expand_mult): Substitute simple register for op0 when
5645 2005-09-17 Richard Henderson <rth@redhat.com>
5647 * expr.c (emit_move_via_integer): Add force argument, pass it on
5648 to emit_move_change_mode. Update callers.
5649 (emit_move_complex): Pass true to new force argument.
5650 * function.c (expand_function_end): Move expand_eh_return call
5651 earlier. Merge sub-word complex values into a pseudo before
5652 copying to the return hard register.
5654 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5656 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5657 between different sizes.
5659 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5663 * passes.c (init_optimization_passes): Register dump files for
5666 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5668 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5669 * config/s390/s390.c (s390_overlap_p): New function.
5670 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5671 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5674 2005-09-16 Richard Guenther <rguenther@suse.de>
5676 * ipa-pure-const.c (static_execute): Free auxiliar information.
5677 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5678 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5680 2005-09-15 DJ Delorie <dj@redhat.com>
5682 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5684 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5686 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5688 (swap_commutative_operands_with_target): New.
5690 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5692 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5695 (estimate_iters_using_array): New function.
5696 * tree-data-ref.h (estimate_iters_using_array): Prototype
5697 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5698 Use estimate_iters_using_array instead of analyze_array.
5700 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5702 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5705 2005-09-15 Michael Matz <matz@suse.de>
5707 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5709 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5711 PR tree-optimization/23835
5712 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5713 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5715 2005-09-14 Richard Henderson <rth@redhat.com>
5717 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5718 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5720 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5722 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5723 in the ARRAY_TYPE case.
5725 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5727 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5729 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5732 * tree-vect-transform.c (vectorizable_operation): Return false for
5733 scalar shift operations and for vector shift operations with
5734 non-invariant shift arguments. Use scalar tree operand op1 as
5735 a shift operand when vector shift insn pattern uses scalar shift
5737 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5739 2005-09-14 Olivier Hainque <hainque@adacore.com>
5741 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5742 value if it has side-effects.
5744 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5747 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5749 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5751 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5752 passed as NAME as if it were label at start of function code.
5754 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5756 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5759 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5761 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5762 as early clobber. Rewrite so the PIC register is not implicitly used.
5764 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5766 * tree.c (annotate_with_file_line): Compare line numbers before
5769 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5772 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5773 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5775 2005-09-13 Ian Lance Taylor <ian@airs.com>
5777 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5778 than a HOST_WIDEST_INT to gen_doloop_begin.
5780 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5782 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5784 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5786 PR tree-optimize/23817
5787 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5789 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5792 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5793 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5794 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5795 (restore_stack_nonlocal): Likewise.
5796 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5798 2005-09-12 Ian Lance Taylor <ian@airs.com>
5801 * c.opt (ffriend-injection): New C++ option.
5802 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5803 (C++ Dialect Options): Document -ffriend-injection.
5805 2005-09-12 Josh Conner <jconner@apple.com>
5808 * ipa-reference.c (static_execute): Don't mark variables in
5809 named sections TREE_READONLY.
5811 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5813 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5816 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5818 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5819 V_MUST_DEF instead of just the first_use_p.
5820 Don't mark the virtual variables for renaming on the statement which
5822 (pass_dse): Remove TODO_update_ssa.
5824 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5827 * stor-layout.c (compute_record_mode): For records with a single
5828 field, actually check the field's mode size against the type size.
5830 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5831 registers for TARGET_SHMEDIA.
5832 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5833 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5834 of GENERAL_REGS and FP_REGS.
5836 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5838 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5840 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5842 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5843 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5844 are omitted. Exclude stack_tie insn too.
5846 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5848 PR rtl-optimization/23098
5849 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5851 * config/rs6000/rs6000.md (movdf splitter): Use
5852 const_double_operand predicate for TARGET_POWERPC64.
5853 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5854 SYMBOL_REF method to ABI_V4.
5856 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5857 replace_equiv_address.
5858 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5859 rs6000_sr_alias_set and MEM_NOTRAP.
5860 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5862 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5864 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5865 handle CALL_EXPR again.
5867 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5869 * arm/predicates.md (alignable_memory_operand): Delete.
5871 2005-09-10 Richard Henderson <rth@redhat.com>
5874 * dbxout.c (dbxout_expand_expr): New.
5875 (dbxout_symbol): Use it.
5877 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5879 * arm.c (arm_gen_rotated_half_load): Delete.
5880 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5881 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5882 (thumb_set_return_address): Likewise.
5883 (thumb_load_double_from_address): Use adjust_address.
5884 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5885 (extendhsisi2_mem, movhi_bytes): Use change_address.
5886 (movhi): Use widen_memory_access.
5887 (reload_out_df): Use replace_equiv_address.
5888 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5890 2005-09-09 Richard Henderson <rth@redhat.com>
5893 * dbxout.c: Include expr.h.
5894 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5895 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5896 * Makefile.in (dbxout.o): Add EXPR_H.
5898 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5900 PR tree-optimization/23509
5901 * tree-cfg.c (replace_uses_by): Use replace_exp.
5902 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5903 pointers have name_mem_tag or type_mem_tag set.
5905 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5907 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5908 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5909 of wrongly accessing operands.
5911 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5913 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5914 * tree-chrec.c: Include tree-scalar-evolution.h.
5915 (chrec_convert): Instantiate the base and step before calling
5916 scev_probably_wraps_p that would fail on parametric evolutions.
5917 Collect all the fails into a single section failed_to_convert,
5918 print a diagnostic, and return chrec_dont_know instead of calling
5920 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5921 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5923 (scev_const_prop): Don't replace the definition of a loop closed ssa
5924 phi node by itself, or by another loop closed ssa phi node.
5925 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5926 that base and step are defined.
5928 2005-09-09 Richard Guenther <rguenther@suse.de>
5931 * fold-const.c (fold_ternary): Check truth_value_p before
5932 calling invert_truthvalue.
5934 2005-09-09 Nick Clifton <nickc@redhat.com>
5936 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5937 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5938 dimension of these arrays.
5939 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5941 * longlong.h: Only provide a prototype for the __clz_tab[] array
5942 if this header has not been included from libgcc2.h.
5943 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5945 Provide prototypes for exported functions.
5946 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5949 2005-09-08 Josh Conner <jconner@apple.com>
5953 * expr.c (expand_expr_addr_expr_1): Don't invoke
5954 expand_simple_binop for EXPAND_INITIALIZER.
5956 2005-09-08 Richard Henderson <rth@redhat.com>
5959 * toplev.c (wrapup_global_declaration_1): Split out ...
5960 (wrapup_global_declaration_2): ... from ...
5961 (wrapup_global_declarations): ... here. Return bool.
5962 (check_global_declaration_1): Split out ...
5963 (check_global_declarations): from here.
5964 (emit_debug_global_declarations): New.
5965 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5966 check_global_declaration_1, emit_debug_global_declarations): Declare.
5967 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5968 of decls. Call wrapup_global_declaration_1,
5969 wrapup_global_declaration_2, check_global_declaration_1 directly.
5970 (c_write_global_declarations_2): New.
5972 (c_write_global_declarations): Call c_write_global_declarations_2.
5973 * langhooks.c (write_global_declarations): Call
5974 emit_debug_global_declarations.
5976 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5977 remove decls that have DECL_RTL_SET_P.
5978 * passes.c (rest_of_decl_compilation): Invoke
5979 cgraph_varpool_finalize_decl for all but functions.
5981 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5983 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5984 the result of a conversion if the new min and max cannot be compared.
5986 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5988 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5989 (override_options): Setting s390_sr_alias_set removed.
5990 (save_fpr, save_gprs): Set alias set to vararg or frame.
5991 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5992 s390_sr_alias_set with get_frame_alias_set ().
5993 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5994 get_varargs_alias_set ().
5996 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6000 * c-parser.c (c_parser_objc_method_definition): If the next
6001 token is not "{", error out and don't start the function.
6003 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6005 * tree-vrp.c (extract_range_from_expr): Move the check for non
6006 nullness after the check for gimple invariant.
6008 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6010 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6012 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6015 * config/m32r.md (movmemsi_internal): Canonicalize order of
6016 operands in PLUS component of template.
6018 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6020 * reload1.c (fixup_eh_region_note): Remove assertion.
6021 (fixup_abnormal_edges): Reverted removal of call to
6022 find_many_sub_basic_blocks made on 2005-08-31.
6024 2005-09-07 Richard Henderson <rth@redhat.com>
6026 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6027 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6028 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6029 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6030 rearrange for better packing.
6031 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6032 (lookup_cfa_1): Remove inline marker.
6033 (cfa_equal_p): Split out of ...
6034 (def_cfa_1): ... here. Use INVALID_REGNUM.
6035 (build_cfa_loc): Handle !cfa->indirect.
6036 (frame_pointer_cfa_offset): New.
6037 (dbx_reg_number): Assert register elimination performed; do
6038 leaf register remapping.
6039 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6040 (eliminate_reg_to_offset): New.
6041 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6042 for verifiably local stack frame addresses; re-base to CFA.
6043 (mem_loc_descriptor): Remove can_use_fbreg argument.
6044 (concat_loc_descriptor, loc_descriptor): Likewise.
6045 (containing_function_has_frame_base): Remove.
6046 (rtl_for_decl_location): Don't do register elimination or
6047 leaf register remapping here.
6048 (secname_for_decl): Split out from ..
6049 (add_location_or_const_value_attribute): ... here.
6050 (convert_cfa_to_loc_list): New.
6051 (compute_frame_pointer_to_cfa_displacement): New.
6052 (gen_subprogram_die): Use them.
6053 * tree.h (frame_base_decl): Remove.
6054 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6055 (prologue_stack_adjust): Remove.
6056 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6057 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6058 (set_frame_base_location): Remove.
6059 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6060 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6061 (vt_add_function_parameters): Don't eliminate_regs.
6062 (vt_initialize): Don't create frame_base_decl.
6064 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6066 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6067 version of GNU binutils for 4.x and later.
6069 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6071 * ggc-page.c (ggc_push_context): Remove.
6072 (ggc_pop_context): Likewise.
6073 * ggc.h (ggc_push_context): Remove.
6074 (ggc_pop_context): Likewise.
6076 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6079 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6080 returning from an interrupt handler.
6082 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6085 * config/arc/arc.c (output_shift): Add check for loop count when
6088 2005-09-06 Steven Bosscher <stevenb@suse.de>
6090 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6092 (abs_replacement): Likewise.
6093 (pass_phiopt): Remove TODO_update_ssa.
6095 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6098 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6099 if "return with no value, in function returning non-void" warning
6101 * tree-cfg.c (execute_warn_function_return): Don't look at
6102 RETURN_EXPRs with TREE_NO_WARNING set.
6105 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6106 for internal functions doesn't use registers used by global registers
6107 variables. Use fewer register parameters if there are global register
6110 2005-09-06 Olivier Hainque <hainque@adacore.com>
6111 Eric Botcazou <ebotcazou@adacore.com>
6114 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6115 when we would be extracting outside its bit span (bitpos+bitsize
6116 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6117 Ada unchecked conversions.
6119 2005-09-06 Steven Bosscher <stevenb@suse.de>
6121 * tree-ssa-pre.c (try_look_through_load): New function.
6122 (compute_avail): Use it to try to look through loads for some
6123 more useful expressions.
6125 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6127 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6128 condition for detecting cases like (a&a) and (a^a).
6130 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6132 * common.opt: Add option ftree-vect-loop-version.
6133 * params.def: Add --param vect-max-version-checks.
6134 * doc/invoke.texi: Document ftree-vect-loop-version and
6135 --param vect-max-version-checks.
6136 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6137 may_misalign_stmts and defines for accessors.
6138 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6139 LOOP_VINFO_MAY_MISALIGN_STMTS.
6140 (destroy_loop_vec_info): VEC_free for
6141 LOOP_VINFO_MAY_MISALIGN_STMTS.
6142 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6143 Update documentation.
6144 (vect_update_misalignment_for_peel): New.
6145 (vect_enhance_data_refs_alignment): Update to choose loop
6146 peeling or loop versioning if appropriate for the (potentially)
6147 unaligned data references in the loop.
6148 (vect_analyze_data_refs_alignment): Remove call to
6149 vect_enhance_data_refs_alignment so the checks can be done
6151 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6152 and move up call to vect_analyze_data_refs_alignment.
6153 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6154 (vect_transform_loop): Add call to loop_version.
6156 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6158 PR rtl-optimization/23098
6159 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6160 * simplify-rtx.c (constant_pool_reference_p): New function.
6161 * rtl.h (constant_pool_reference_p): New prototype.
6162 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6163 constant_pool_reference_p in condition and
6164 avoid_constant_pool_reference in preparation statements.
6166 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6168 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6169 STRICT_LOW_PART SETs.
6171 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6174 * except.c (sjlj_emit_function_enter): Find the function begin
6175 note even when it's not in first basic block.
6177 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6179 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6180 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6181 * aclocal.m4: Regenerate.
6183 2005-09-05 DJ Delorie <dj@redhat.com>
6185 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6188 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6190 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6191 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6192 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6193 Follow spelling conventions.
6194 * doc/invoke.texi: Follow spelling conventions.
6196 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6198 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6199 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6200 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6202 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6205 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6206 (output_stack_adjust): Use gen_tmp_stack_mem.
6207 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6208 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6209 (sh_get_pr_initial_val): Likewise.
6210 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6211 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6212 * sh.md (divsi_inv_m0): Use gen_const_mem.
6213 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6214 (movdf_i4+1): Use gen_tmp_stack_mem.
6215 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6216 (fpu_switch+2): Likewise.
6217 (movv4sf_i, movv16sf_i): Use adjust_address.
6218 (symGOT_load): Set MEM_NOTRAP_P bit.
6220 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6223 * pa.c (emit_move_sequence): Fix typo in last change.
6225 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6227 PR rtl-optimization/23454
6228 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6231 2005-09-03 Richard Henderson <rth@redhat.com>
6232 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6235 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6238 2005-09-02 Nicolas Pitre <nico@cam.org>
6240 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6241 to bit_count to 32 bits.
6243 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6246 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6247 generating synthetic loads from volatile lvalues.
6249 005-09-02 Nick Clifton <nickc@redhat.com>
6251 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6252 __ctzhi2, __clzhi2): New functions.
6254 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6257 * tree-nested.c (struct var_map_elt): Mark with GTY.
6258 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6260 (lookup_field_for_decl): Allocate new element in GC memory.
6261 (lookup_tramp_for_decl): Likewise.
6262 (convert_nl_goto_reference): Likewise
6263 (create_nesting_tree): Allocate info in GC memory. Likewise for
6265 (free_nesting_tree): Free with ggc_free instead of free.
6266 (root): New static variable.
6267 (lower_nested_functions): Remove root as local variable. And zero out
6268 root at the end of the function.
6270 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6272 PR rtl-optimization/20365
6273 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6274 to short. New member ix.
6275 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6276 (simplify_plus_minus): Initialize ix members before calling qsort.
6278 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6280 PR tree-optimization/23626
6281 * tree-cfg.c (replace_uses_by): Clean up eh info.
6283 2005-09-01 DJ Delorie <dj@redhat.com>
6285 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6288 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6290 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6291 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6294 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6296 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6297 do not issue warning for a variable definition following
6300 2005-09-01 Richard Henderson <rth@redhat.com>
6303 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6304 conversion to CONST_VECTOR.
6306 2005-09-01 Richard Henderson <rth@redhat.com>
6309 * reload1.c (reload_as_needed): Check !CALL_P before calling
6310 fixup_eh_region_note.
6311 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6313 2005-09-01 DJ Delorie <dj@redhat.com>
6315 * varasm.c (output_constant): Let the target resolve
6316 conversions of addresses to non-default pointer sizes.
6318 2005-09-01 Nicolas Pitre <nico@cam.org>
6320 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6321 to alow matching ARM pre-indexed addressing mode.
6322 (arm_override_options): Remove now irrelevant comment.
6324 2005-09-01 Phil Edwards <phil@codesourcery.com>
6326 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6327 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6328 * config/i386/vxworks.h: Likewise.
6329 * config/i386/t-vxworksae: New file, for VxWorks AE.
6330 * config/i386/vxworksae.h: Likewise.
6332 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6334 PR tree-optimization/23410
6335 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6336 sequence is not wrapping during the first step.
6338 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6341 * dwarf2out.c (base_type_die): Compare char_type_node with
6342 TYPE_MAIN_VARIANT (type), not type.
6344 2005-09-01 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/15366
6347 * common.opt: Add -finline-functions-called-once.
6348 Put -fearly-inlining in alphabetically ordered place.
6349 * doc/invoke.texi: Document new option.
6350 * ipa-inline.c (cgraph_decide_inlining): Honour
6351 flag_inline_functions_called_once.
6353 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6355 PR rtl-optimization/23478
6356 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6357 (alloc_qty): Initialize it.
6358 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6359 (combine_regs): Combine also n_throwing_calls_crossed fields.
6360 (find_free_reg): Don't attempt to caller-save pseudos crossing
6361 calls that might throw.
6362 * global.c (struct allocno): Add throwing_calls_crossed field.
6363 (global_alloc): Revert 2005-08-22 change. Initialize
6364 throwing_calls_crossed.
6365 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6368 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6371 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6372 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6373 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6374 (and64_2_operand): Tweak to use predicate.
6375 (and_operand): Adjust for mask_operand changes.
6376 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6377 (print_operand): Likewise.
6378 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6379 (mask64_1or2_operand): Delete.
6380 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6381 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6382 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6383 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6384 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6385 (rotldi3_internal4): Likewise.
6386 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6387 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6388 (ashldi3_internal7): Likewise.
6389 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6390 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6391 (anddi3 split): Don't match mask64_operand.
6392 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6393 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6394 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6395 't' splitter predicate.
6396 (movdi_internal64 + 2): Revert 2005-06-11 change.
6398 2005-08-31 DJ Delorie <dj@redhat.com>
6400 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6401 (m32c_asm_integer): Add support for 32 bit pointers.
6403 2005-08-31 Richard Henderson <rth@redhat.com>
6405 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6406 component-like references for setting MEM_NOTRAP_P.
6408 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6409 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6411 2005-08-31 Richard Henderson <rth@redhat.com>
6413 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6414 into a pseudo before applying gen_lowpart.
6416 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6418 * doc/install.texi (Specific): Update cctools version required
6419 for full functionality.
6420 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6421 linkers as -macosx_version_min.
6423 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6426 * sh.c (print_operand, %R and %S): Add handling of floating point
6427 registers, memory, constants and invalid operands.
6429 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6431 * ipa-pure-const.c: Change dump name.
6433 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6436 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6437 to "reg_or_0_operand".
6438 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6440 2005-08-31 Dale Johannesen <dalej@apple.com>
6442 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6443 loops that count down.
6445 2005-08-31 Richard Henderson <rth@redhat.com>
6448 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6449 (fixup_eh_region_note): New.
6450 (reload_as_needed): Call it.
6451 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6452 don't call find_many_sub_basic_blocks; call verify_flow_info.
6453 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6454 (keep_stack_depressed): Likewise.
6455 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6457 2005-08-31 Richard Henderson <rth@redhat.com>
6459 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6462 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6464 * expr.c (expand_expr_real_1): Compare size of address
6465 mode to target's address mode size in deciding expansion of
6466 the constant address.
6468 2005-08-31 Richard Guenther <rguenther@suse.de>
6471 * expr.c (all_zeros_p): New function.
6472 (expand_expr_real_1): Handle the case of an all-zero
6473 non-addressable constructor separately.
6475 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6477 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6478 arguments, adjust all callers.
6479 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6481 2005-08-30 Richard Henderson <rth@redhat.com>
6484 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6485 whenever the mode sizes match.
6487 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6489 * calls.c (load_register_parameters): Fix comment typo.
6490 * expr.c (emit_push_insn): Comment formatting.
6492 2005-08-30 Ian Lance Taylor <ian@airs.com>
6494 * config/i386/x-cygwin (host-cygwin): Change dependency from
6495 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6497 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6499 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6502 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6505 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6506 call to ggc_collect.
6508 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6511 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6512 beginning. Remove $(INCLUDES) from all the rules, if following
6513 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6515 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6518 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6519 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6520 not constant, but maxlen is, don't set len to maxlen, rather
6521 set maxlen to len if len is a constant.
6523 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6525 PR tree-optimization/23475
6526 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6529 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6531 Fix PR middle-end/22455
6533 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6534 Checksum only the parts of the tree that exist for the tree code.
6536 2005-08-28 Dale Johannesen <dalej@apple.com>
6538 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6540 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6542 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6544 2005-08-28 Richard Henderson <rth@redhat.com>
6546 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6547 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6550 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6553 * builtins.c (get_memory_rtx): Don't strip nops
6554 in between COMPONENT_REFs.
6556 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6559 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6561 (gimplify_modify_expr): Check for zero sized types and gimplify the
6562 rhs and lhs as statements.
6564 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6567 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6568 state for return address column of signal frames.
6570 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6573 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6574 bytes >= 2 not bytes == 2.
6575 (expand_block_move): Same.
6577 2005-08-27 Richard Guenther <rguenther@suse.de>
6580 * config/i386/sse.md (sse2_movsd): Add missing closing
6583 2005-08-27 Paul Brook <paul@codesourcery.com>
6585 * genrecog.c (enum decision_type): Add DT_num_insns.
6586 (struct decision_test): Add u.num_insns.
6587 (add_to_sequence): Add DT_num_insns test.
6588 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6589 (write_cond, debug_decision_2): Ditto.
6590 (change_state): Assume peep2_next_insn never fails.
6591 Remove "afterward" argument.
6592 (write afterward, write_tree): Update to match.
6593 * recog.c (peep2_current_count): New variable.
6594 (peep2_next_insn): Check it.
6595 (peephole2_optimize): Set peep2_current_count.
6596 * recog.h (peep2_current_count): Declare.
6598 2005-08-26 Josh Conner <jconner@apple.com>
6601 * ipa-pure-const.c (check_tree): Check for volatile-ness
6602 when considering a dereference.
6604 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6606 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6608 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6610 PR rtl-optimization/23561
6611 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6612 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6613 at most LEN bytes long memory fits into the field.
6614 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6615 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6616 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6618 2005-08-26 Richard Henderson <rth@redhat.com>
6621 * loop.c (biased_biv_may_wrap_p): New.
6622 (maybe_eliminate_biv_1): Use it to suppress non-equality
6623 comparison transformations. Delete disabled code.
6625 2005-08-26 Ian Lance Taylor <ian@airs.com>
6627 * combine.c (make_extraction): Avoid reference outside object.
6629 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6631 * stor-layout.c (finalize_type_size): Restore behaviour for
6632 non-aggregate types to the status quo ante of the patch for
6633 pr 23467. Document why it matters.
6635 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6638 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6639 array by one element, initialize the BT_LAST element with NULL.
6641 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6643 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6644 optimizing for size.
6646 (compare_plus_eqsi): Same.
6647 (plus_eqsi_compare): Same.
6648 (neg_eq0<mode>): Same.
6649 (neg_eq<mode>): Same.
6651 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6654 2005-08-26 Nick Clifton <nickc@redhat.com>
6656 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6657 TARGET_EP is not defined.
6658 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6659 TARGET_EP is enabled.
6660 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6661 * config/v850/v850.md (save_all_interrupt): Only use the EP
6662 register if TARGET_EP is defined.
6663 (restore_all_interrupt): Likewise.
6664 * config/v850/lib1funcs.asm: Update functions so that the EP
6665 register is only used if __EP__ is defined.
6667 2005-08-26 David Ung <davidu@mips.com>
6669 * config/mips/mips.c (mips_expand_prologue): Handle case when
6670 generating for MIPS16 and the outgoing argument area is more than
6671 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6674 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6676 * config/crx/crx.md: Make doloop_end pattern usage controllable
6677 via mloop-nesting=<max-nesting> command line switch. Make sure
6678 the combiner cannot use doloop_end_<mode> in an illegal way.
6679 * config/crx/crx.c: Use regs up to r6 for argument passing.
6680 Refine crx_address_cost (non cst4 displacements are expensive).
6681 * config/crx/crx.opt: Add switch for mloop-nesting=.
6683 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6685 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6686 (UNSPEC_MVST): New constant.
6688 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6690 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6691 Reject operands containing eliminable registers.
6692 * testsuite/gcc.dg/20050825-1.c: New testcase.
6694 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6695 Jan Hubicka <jh@suse.cz>
6697 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6699 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6701 PR tree-optimization/23546
6702 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6705 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6707 * params.def (PARAM_MIN_SPEC_PROB): New.
6708 * sched-rgn.c (MIN_PROBABILITY): Delete.
6709 (compute_trg_info): Convert to PARAM_VALUE.
6710 * doc/invoke.texi (param): Document min-spec-prob.
6712 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6714 * config/darwin.h: define __PIC__
6715 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6716 TARGET_OS_CPP_BUILTINS macro.
6718 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6720 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6723 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6725 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6727 * cfghooks.c (duplicate_block): Added position where to place
6728 new block as argument.
6729 * cfghooks.h (duplicate_block): Declaration changed.
6730 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6732 * cfglayout.h (copy_bbs): Declaration changed.
6733 * cfgloop.h (loop_version): Declaration changed.
6734 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6735 position to copy_bbs.
6736 (loop_version): Pass position to duplicate_loop_to_header_edge.
6737 Add place_after argument and position new blocks according to
6739 * modulo-sched.c (sms_schedule): Pass place_after argument
6741 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6742 * tree-cfg.c (split_edge_bb_loc): New function.
6743 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6744 to determine position of new blocks.
6745 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6747 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6748 argument to duplicate_block.
6749 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6750 Pass position to copy_bbs.
6752 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6754 * fold-const.c (ptr_difference_const): Use
6755 cst_and_fits_in_hwi instead of host_integerp.
6757 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6759 * config/darwin.c (gen_pic_offset): New.
6760 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6763 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6765 PR tree-optimization/23486
6766 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6768 2005-08-23 Phil Edwards <phil@codesourcery.com>
6770 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6771 remove use_collect2.
6772 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6774 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6775 configuration files to override the default value.
6777 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6778 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6779 * config/vx-common.h: New file, split out from...
6780 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6781 * config/vxworksae.h: New file, for VxWorks AE.
6782 * config/vxworks.opt: New file.
6783 * config/vxlib.c: Update for VxWorks 6.
6785 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6786 other MULTILIB_* variables appropriately.
6787 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6788 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6789 * config/rs6000/vxworks.h: Update for VxWorks 6.
6790 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6792 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6795 * config/darwin.c (machopic_select_section): Remove the hack to
6796 mark "::operator new" and "::operator delete" for coalescing
6797 even though they are not weak.
6799 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6801 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6802 * configure: Regenerate.
6804 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6807 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6809 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6810 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6813 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6815 * config/rs6000/predicates.md (equality_operator): New.
6816 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6817 comparison with a large constant.
6819 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6821 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6823 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6825 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6826 registers is even, and we have a hardware double precision fp,
6828 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6829 size of current argument when checking if argument was passed in
6832 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6835 * stor-layout.c (finalize_type_size): Dont override
6836 existing alignment with a smaller alignment from the mode.
6838 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6840 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6841 * lambda.h (lambda_vector_lexico_pos): ... here.
6842 * tree-data-ref.c (build_classic_dist_vector): Return false when
6843 the distance vector is lexicographically negative.
6845 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6847 PR tree-optimization/23511
6848 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6849 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6851 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6853 PR tree-optimization/22043
6854 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6855 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6856 If ALLOW_FLEXARR, handle types ending with flexible array member.
6857 Pass false as second argument to recursive count_type_elements calls.
6858 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6859 argument to count_type_elements call.
6860 * tree-sra.c (decide_block_copy): Likewise.
6861 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6862 for a constant-sized object, set cleared as well. Pass true as
6863 second argument to count_type_elements call.
6865 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6868 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6869 from legitimate_small_data_p, and make global. Update use.
6870 Remove forward declaration.
6871 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6873 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6875 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6877 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6878 of scratch intermediates.
6879 (eq<mode>_compare): Same.
6880 (neg_eq0<mode>): New.
6881 (neg_eq<mode>): Convert to define_insn_and_split.
6883 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6886 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6887 stdarg functions, set/clear the fp marker even when no variable
6889 * config/rs6000/sysv4.opt (mprototype): Describe.
6891 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6893 PR rtl-optimization/23478
6894 * regs.h (reg_info): Add throw_calls_crossed.
6895 (REG_N_THROWING_CALLS_CROSSED): Define.
6896 * flow.c (allocate_reg_life_data): Initialize
6897 REG_N_THROWING_CALLS_CROSSED.
6898 (propagate_one_insn, attempt_auto_inc): Update
6899 REG_N_THROWING_CALLS_CROSSED.
6900 * global.c (global_alloc): Don't allocate pseudos across
6901 calls that may throw.
6903 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6906 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6907 value is inbetween the range if we did not find an exact match.
6909 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6911 * doc/invoke.texi (Option Summary): Add ms1 options.
6912 * doc/extend.texi: Document interrupt handler attribute for ms1.
6913 * doc/md.texi: Document ms1 constraints.
6914 * config.gcc: Add ms1-*-elf.
6915 * config/ms1/ms1.h: New.
6916 * config/ms1/ms1.c: New.
6917 * config/ms1/ms1.md: New.
6918 * config/ms1/ms1-protos.h: New.
6919 * config/ms1/ABI.txt: New.
6920 * config/ms1/crti.asm: New.
6921 * config/ms1/crtn.asm: New.
6922 * config/ms1/lib2extra-funcs.c: New.
6923 * config/ms1/t-ms1: New.
6924 * config/ms1/ms1.opt: New.
6926 2005-08-22 Ira Rosen <irar@il.ibm.com>
6928 * config/rs6000/altivec.md (xorv4sf3): New.
6929 (negv4sf2, neg<mode>2): Likewise.
6931 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6934 * config/ia64/ia64.md (divsi3): Check divide by zero.
6935 (udivsi3): Likewise.
6937 (udivdi3): Likewise.
6939 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6941 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6942 up to elem_bitsize bits, not max_bitsize.
6944 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6946 PR tree-optimization/23433
6947 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6948 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6950 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6952 PR tree-optimization/23434
6953 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6954 the iteration bound is not an INTEGER_CST.
6956 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6958 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6959 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6960 NULL if need_epilog_adjust is false.
6961 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6962 Case 3 always peels first itration, not just for PLUS case, and no need
6963 to use scalar_initial_def here. Create an epilog adjustment only if
6964 scalar_initial_def is not NULL.
6966 (vectorizable_reduction): Remove assert.
6968 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6971 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6972 (__moddi3): Likewise.
6973 (__udivdi3): Likewise.
6974 (__umoddi3): Likewise.
6975 (__divsi3): Likewise.
6976 (__modsi3): Likewise.
6977 (__udivsi3): Likewise.
6978 (__umodsi3): Likewise.
6980 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6982 * tree-pass.h (TDF_GRAPH): Define.
6983 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6984 * passes.c (finish_optimization_passes): Only call
6985 finish_graph_dump_file if TDF_GRAPH is set.
6986 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6987 NULL. Set TDF_GRAPH bit.
6988 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6990 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6992 * arm.h (arm_stack_offsets): Add locals_base field.
6993 * arm.c (arm_get_frame_offsets): Compute it.
6994 (thumb_compute_initial_elimination offset): Make the Thumb frame
6995 pointer point to the base of the local variables.
6996 (thumb_expand_prologue): Update accordingly.
6997 (thumb_expand_epilogue): Likewise.
6999 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7000 mode of clobbered scratch to DImode. Handle a case that's known to
7003 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7005 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7006 (gt0<mode>_compare): Delete.
7007 (neg_gt0<mode>): Delete.
7009 2005-08-19 Eric Christopher <echristo@apple.com>
7011 * optabs.h: Change CTI_ to COI_.
7014 2005-08-19 James E Wilson <wilson@specifix.com>
7016 * builtins.c (expand_builtin_return_addr): Set
7017 current_function_accesses_prior_frames when count != 0. Use
7018 frame_pointer_rtx when count == 0.
7019 * function.h (struct function): Add accesses_prior_frames field.
7020 (current_function_accesses_prior_frames): Define.
7021 * reload1.c (init_elim_table): Check
7022 current_function_accesses_prior_frames.
7023 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7025 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7027 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7028 indicator. Return true if the flowgraph changed during
7031 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7034 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7035 conditional expression before testing its value.
7037 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7039 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7041 2005-08-19 Devang Patel <dpatel@apple.com>
7043 PR tree-optimization/23048
7044 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7045 third parameter. Check whether latch is dominated by exit
7047 (if_convertible_loop_p): Supply exit block itself to
7048 if_convertible_bb_p.
7050 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7053 * arm.md (arm_load_pic_register): Change argument to the mask of
7054 saved registers. Call thumb_find_work_register if we need a
7055 scratch register on Thumb.
7056 (arm_expand_prologue): Pass empty register set to
7057 arm_load_pic_register.
7058 (thumb_expand_prologue): Pass live_regs_mask directly to
7059 arm_load_pic_register.
7060 * arm-protos.h (arm_load_pic_register): Update prototype.
7062 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7064 * sh.c (find_sole_member): New function.
7065 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7066 if the record's alignment is larger than the size of its only member.
7068 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7071 * arm.c (thumb_legitimize_reload_address): New function.
7072 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7073 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7075 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7077 * config/crx/crx.c: Implement crx_decompose_address. Reject
7078 symbolic displacements since CRX register relative adressing
7079 mode can't handle unsigned 32-bit values as displacements.
7080 * config/crx/crx.h: Simplify definitions, remove redundant
7081 parenthesis and obsolete macros.
7082 * config/crx/crx.opt: Add new switch for debugging addresses.
7083 * config/crx/crx-protos.h: Add new declarations for above.
7085 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7088 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7091 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * collect2.c (dup2): Delete.
7094 * configure.ac: Don't check for dup2.
7096 * config.in, configure: Regenerate.
7098 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7100 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7101 record with the type of its only member.
7103 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7105 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7106 define_insn_and_split.
7107 (plus_ltu<mode>_compare): Same.
7108 (gtu<mode>_compare): Same.
7109 (plus_gtu<mode>_compare): Same.
7111 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7113 PR tree-optimization/22228
7114 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7116 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7117 are recorded in vect_vnames_to_rename for renaming.
7118 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7119 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7120 in vect_vnames_to_rename.
7121 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7122 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7124 2005-08-18 Jan Hubicka <jh@suse.cz>
7127 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7128 info only for local statics, not for member variables.
7130 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7132 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7134 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7136 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7138 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7141 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7143 2005-08-17 James E Wilson <wilson@specifix.com>
7145 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7148 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7150 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7151 (leu<mode>_compare): Same.
7152 (plus_leu<mode>): Same.
7153 (neg_leu<mode>): Same.
7154 (and_neg_leu<mode): Same.
7155 (ltu<mode>_compare): Same.
7156 (plus_ltu<mode>): Same.
7158 (geu<mode>_compare): Same.
7159 (plus_geu<mode>): Same.
7160 (neg_geu<mode>): Same.
7161 (and_neg_geu<mode>): Same.
7162 (plus_gt<mode>): Same.
7163 (gtu<mode>_compare): Same.
7164 (plus_gtu<mode>): Same.
7166 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7168 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7169 Move call_table_data to end. Delete spurious .text.
7170 (callt_save_all_interrupt): Fix comment typo.
7172 2005-08-17 James E Wilson <wilson@specifix.com>
7173 Kevin Winchester <winchester@amirix.com>
7176 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7178 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7181 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7182 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7184 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7186 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7187 record with the type of its only member if the modes don't match.
7189 * varasm.c (decode_reg_name): Skip empty additional register names.
7191 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7193 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7194 lsm_tmp_name_length): New.
7195 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7196 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7198 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7199 Andreas Krebbel <krebbel1@de.ibm.com>
7201 * config.gcc: Added z9-109 switch.
7202 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7203 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7204 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7205 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7206 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7207 for "z9_109" cpu attribute.
7208 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7209 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7210 (s390_handle_arch_option): Added z9-109 switch.
7211 (override_options): Set respective cost function for z9-109.
7212 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7213 (legitimate_reload_constant_p): Accept extended immediates.
7214 (print_operand): Three new output modifiers added: k, m and o.
7215 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7216 (s390_output_mi_thunk): Use extended immediate when possible.
7217 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7218 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7219 (CONSTRAINT_LEN): Added length of O constraint.
7220 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7221 * config/s390/s390.md ("cpu"): New value z9_109 added.
7222 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7223 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7224 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7225 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7226 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7227 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7228 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7229 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7230 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7231 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7232 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7233 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7234 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7235 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7236 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7238 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7239 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7240 insns for TARGET_EXTIMM.
7242 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7244 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7246 2005-08-17 Nick Clifton <nickc@redhat.com>
7248 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7249 Call default_encode_section_info.
7251 2005-08-17 Steven Bosscher <stevenb@suse.de>
7253 PR tree-optimization/21574
7254 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7255 constant, return CONSTANT.
7256 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7257 (ccp_fold, visit_assignment): Likewise.
7258 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7260 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7262 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7263 fold_buildN instead of buildN then fold_initializer or fold.
7264 (build_unary_op): Likewise.
7265 (build_binary_op): Likewise.
7266 * fold-const.c (fold_initializer): Remove.
7267 (fold_build1_initializer): New function.
7268 (fold_build2_initializer): New function.
7269 (fold_build3_initializer): New function.
7270 * tree.h (fold_initializer): Remove.
7271 (fold_build1_initializer): New function.
7272 (fold_build2_initializer): New function.
7273 (fold_build3_initializer): New function.
7275 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7277 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7278 (try_move_mult_to_index): Call fold_build2 instead of build2.
7279 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7280 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7281 fold_binary_to_constant.
7282 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7284 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7285 check if A == gcd (A, B). Remove TYPE argument.
7286 (analyze_offset) Use fold_build2 instead of fold (build.
7287 (create_data_ref): Likewise.
7288 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7289 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7292 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7294 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7295 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7297 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7300 * gimplify.c (zero_sized_type): New function.
7301 (gimplify_modify_expr_rhs): If we have a zero sized type,
7302 replace the statement with an empty statement.
7304 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7306 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7309 2005-08-16 Ian Lance Taylor <ian@airs.com>
7311 * doc/tm.texi (Label Output): Correct typo.
7313 2005-08-16 Steven Bosscher <stevenb@suse.de>
7316 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7317 force_operand will work later on using have_insn_for.
7319 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7321 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7323 2005-08-16 Ian Lance Taylor <ian@airs.com>
7326 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7327 vector type, don't try to construct it element by element. Add an
7328 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7330 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7332 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7334 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7336 * doc/invoke.texi (Precompiled Headers): Document some more options
7337 which are known to be safe.
7339 2005-08-16 James E Wilson <wilson@specifix.com>
7341 PR tree-optimization/21105
7342 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7343 TREE_OVERFLOW check.
7345 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7347 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7348 (neg_ltu<mode>): Same.
7350 (neg_gtu<mode>): Same.
7352 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7354 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7355 (fold_builtin_isdigit): Use fold_buildN.
7356 (build_function_call_expr): Likewise.
7357 * c-typeck.c (c_finish_loop): Likewise.
7359 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7360 Richard Shann <rshann@superh.com>
7362 PR middle-end/20396:
7363 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7365 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7367 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7369 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7372 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7373 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7376 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7379 * fold-const.c (build_range_check): Disable optimization for function
7380 pointer expressions on targets that require function pointer
7383 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7385 * simplify-rtx.c (simplify_const_relational_operation): When
7386 extracting arguments of a COMPARE, recompute the mode as well.
7388 2005-08-15 Ian Lance Taylor <ian@airs.com>
7390 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7392 2005-08-15 DJ Delorie <dj@redhat.com>
7394 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7396 (movsi_splittable): Allow, but split, moves to the stack.
7397 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7400 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7402 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7403 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7404 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7406 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7407 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7408 Delete HOST_PTR_PRINTF.
7410 * configure, config.in: Regenerate.
7412 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7414 * config/rs6000/rs6000.md (QHSI): New mode macro.
7415 (wd): Extend mode attr for QImode and HImode
7416 (dbits): New mode attr.
7417 (zero_extend<mode>di2): Convert to mode macro.
7419 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7422 * doc/invoke.texi (-mgnu-ld): Update description.
7425 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7428 * Makefile.in (tree-chrec.o): Depends on real.h.
7429 * tree-chrec.c: Include real.h.
7430 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7431 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7432 * tree-scalar-evolution.c (add_to_evolution_1,
7433 interpret_rhs_modify_expr): Ditto.
7435 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7438 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7439 step is negative compute the estimation from init downwards to zero.
7441 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7443 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7445 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7447 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7449 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7450 Accept double-word constants that can be split.
7451 * config/s390/s390.md ("movti"): Use 'P' constraint.
7452 ("*movdi_31", "*movdf_31"): Likewise.
7454 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7456 Fix PR tree-optimization/22615
7458 * tree-ssa-structalias.c (solution_set_add): Handle
7459 first_vi_for_offset returning NULL.
7460 (do_da_constraint): Ditto.
7461 (do_sd_constraint): Ditto.
7462 (do_ds_constraint): Ditto
7463 (find_func_aliases): Ditto.
7464 (build_constraint_graph): RHS is allowed be ANYTHING.
7465 (first_vi_for_offset): Return NULL if we couldn't find anything at
7468 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7470 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7471 over memory as first operand.
7473 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7476 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7477 available for setting it.
7479 2005-08-14 Ira Rosen <irar@il.ibm.com>
7481 PR tree-optimization/23320
7482 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7483 data-refs' types instead of base object nullness. Add check for
7484 pointer type data-refs before first location comparison. Remove
7487 2005-08-14 Andreas Schwab <schwab@suse.de>
7489 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7491 2005-08-13 James E Wilson <wilson@specifix.com>
7493 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7494 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7495 -fstack-protector-all, --param ssp-buffer-size): Document.
7496 (-Wvariadic-macros): Alphabetize.
7497 (-fsched-stalled-insns-dep): Add missing 'f'.
7499 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7502 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7504 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7505 or indirect address operand.
7506 (EXTRA_ADDRESS_CONSTRAINT): New.
7507 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7509 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7511 PR tree-optimization/22236
7512 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7513 successors and predecessors.
7514 * tree-chrec.c (chrec_convert): Before converting, check that
7515 sequences don't wrap.
7516 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7517 (analyze_array): Extern.
7518 (find_data_references_in_loop): Remove call to
7519 compute_estimated_nb_iterations.
7520 * tree-data-ref.h (analyze_array): Declared.
7521 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7522 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7523 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7524 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7526 * tree-ssa-loop-ivcanon.c: Fix documentation.
7527 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7528 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7529 (infer_loop_bounds_from_undefined): New.
7530 (estimate_numbers_of_iterations_loop): Use
7531 infer_loop_bounds_from_undefined.
7532 (used_in_pointer_arithmetic_p): New.
7533 (scev_probably_wraps_p): Pass an extra parameter. Call
7534 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7535 (convert_step): Fix documentation.
7536 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7537 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7538 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7539 scev_probably_wraps_p.
7541 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7543 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7544 (s390_register_info): Ignore clobbered_regs information for fixed
7545 registers, and only fixed registers.
7546 (s390_init_frame_layout): Remove redundant call.
7548 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7550 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7551 description of -Wold-style-casts.
7553 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7554 Jakub Jelinek <jakub@redhat.com>
7556 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7557 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7558 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7559 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7560 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7561 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7562 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7563 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7564 ("stack_protect_set", "stack_protect_test"): New expanders.
7565 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7566 "stack_protect_testdi"): New insn definitions.
7568 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7570 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7572 2005-08-12 Paul Brook <paul@codesourcery.com>
7574 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7576 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7578 * config/s390/predicates.md (setmem_operand): New predicate.
7579 (shift_count_operand): Accept ANDs with special constants as
7581 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7582 with special constants.
7583 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7584 shift_count_operand with setmem_operand.
7586 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7588 * config/s390/s390.c (s390_extract_part, s390_single_part):
7590 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7591 (s390_output_mi_thunk): Don't use lg on 31 bit.
7592 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7593 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7595 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7597 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7598 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7599 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7600 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7601 with one of the new macros.
7603 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7605 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7606 Don't set save_return_addr_p.
7607 (s390_register_info): Make clobbered_regs not depending on
7610 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7612 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7613 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7615 2005-08-11 James E. Wilson <wilson@specifix.com>
7617 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7619 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7621 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7622 locations gathered by var-tracking in single entry loc_list
7623 over loc_descriptor_from_tree.
7625 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7626 pass it down to loc_descriptor.
7627 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7628 (containing_function_has_frame_base): Move earlier in the file.
7629 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7630 instead of always assuming fbreg can't be used.
7632 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7634 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7635 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7636 Accept address wrapped in AND for Altivec.
7637 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7638 Strip AND wrapping offset address for Altivec.
7640 2005-08-11 Richard Henderson <rth@redhat.com>
7643 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7644 before using TYPE_IS_SIZETYPE.
7646 2005-08-11 Richard Henderson <rth@redhat.com>
7649 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7650 insn types not present on ev4.
7651 (alphaev5_insn_pipe): Similarly.
7653 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7656 * arm.c (arm_override_options): If the user has selected callee-super-
7657 interworking, then enable normal interworking.
7659 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7661 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7664 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7666 * doc/rtl.texi: Fix two typos.
7668 2005-08-11 Richard Guenther <rguenther@suse.de>
7671 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7672 cases where we call to/from functions returning void.
7674 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7677 * tree.c (build_pointer_type_for_mode): Robustify.
7679 2005-08-10 James E Wilson <wilson@specifix.com>
7681 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7682 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7684 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7687 2005-08-10 Eric Christopher <echristo@apple.com>
7689 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7690 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7693 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7696 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7697 for the high part when generating dynamic-no-pic code.
7699 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7701 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7702 (x86_64-*-linux*): Likewise.
7704 * config/i386/crtfastmath.c: New file.
7705 * config/i386/t-crtfm: Likewise.
7707 * config/i386/linux.h (ENDFILE_SPEC): New.
7708 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7710 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7713 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7715 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7716 (vec_shl, vec_shr): Document new operations.
7717 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7719 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7721 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7722 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7723 change predicate to indexed_or_indirect_address.
7725 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7727 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7728 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7729 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7730 and __aeabi_uwrite8.
7731 * config/arm/unaligned-funcs.c: New file.
7732 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7734 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7736 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7738 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7739 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7741 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7742 * final.c (pass_shorten_branches): Add dump.
7743 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7744 (pass_life): Rename dump.
7745 (rest_of_handle_flow2): Remove initial verify_flow_info.
7746 * function.c (pass_instantiate_virtual_regs): Add dump.
7747 * integrate.c (pass_initial_value_sets): Add dump.
7748 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7749 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7750 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7751 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7752 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7753 gate_rtl_unrool_and_peel_loops): New.
7754 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7755 rtl_doloop): Do not look at flags.
7756 * mode-switching.c (pass_mode_switching): Add dump.
7757 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7758 pass_split_before_regstack): Add dump.
7759 * regmove.c (pass_stack_adjustments): Add dump.
7760 * tree-optimize.c (pass_fixup_cfg): Add dump.
7762 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7765 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7766 deciding which instruction sequence to use.
7768 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7770 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7771 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7773 2005-08-09 Richard Guenther <rguenther@suse.de>
7775 * c-common.c (builtin_function_2): Remove.
7776 (def_builtin_1): New function.
7777 (c_common_nodes_and_builtins): Use def_builtin_1 to
7778 build builtin functions.
7780 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7782 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7783 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7784 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7787 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7789 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7790 fold_binary instead of fold_build2 since we don't care about the
7792 (loop_niter_by_eval): Likewise.
7793 (compare_trees): Likewise.
7794 (proved_non_wrapping_p): Likewise.
7796 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7800 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7801 if the if is really empty.
7803 2005-08-09 Steven Bosscher <stevenb@suse.de>
7805 PR tree-optimization/23234
7806 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7807 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7808 argument of the new enum.
7809 (execute_cse_reciprocals): Add reciprocals for function arguments
7810 on the unique successor edge of the entry block. Update other calls
7811 to execute_cse_reciprocals_1.
7813 2005-08-08 Richard Henderson <rth@redhat.com>
7816 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7818 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7820 * expr.c (write_complex_part): Return after handling MEM.
7822 2005-08-08 Josh Conner <jconner@apple.com>
7824 PR rtl-optimization/23241
7825 * combine.c (simplify_comparison): Fix error in determining
7826 whether to lift a subreg from comparison.
7828 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7831 * config/rs6000/altivec.md (vec_init<mode>): New.
7832 (vec_set<mode>): New.
7833 (vec_extract<mode>): New.
7834 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7835 (rs6000_expand_vector_set): New.
7836 (rs6000_expand_vector_extract): New.
7837 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7838 for Altivec modes before reload.
7839 (altivec_expand_vec_init_builtin): New.
7840 (get_element_number): New.
7841 (altivec_expand_vec_set_builtin): New.
7842 (altivec_expand_vec_ext_builtin): New.
7843 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7845 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7847 * config/rs6000/rs6000.h (rs6000_builtins): Add
7848 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7849 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7850 * config/rs6000/rs6000-protos.h: Declare new functions.
7852 2005-08-08 Jan Hubicka <jh@suse.cz>
7854 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7855 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7856 * i386.md (movdi*): Use pic_32bit_operand.
7857 * predicates.md (pic_32bit_operand): New.
7859 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7862 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7864 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7866 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7867 (test_for_singularity): Use fold_build2.
7869 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7871 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7873 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7875 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7876 (COMMON_ASM_OP) Define.
7877 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7878 (ix86_encode_section_info): Likewise.
7879 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7880 SUBTARGET_ENCODE_SECTION_INFO.
7882 2005-08-06 Richard Henderson <rth@redhat.com>
7885 * tree-nested.c (convert_local_reference): Save and restore val_only
7886 around component_ref and friends. Clear walk_subtrees by default.
7888 2005-08-06 Peter O'Gorman <peter@pogma.com>
7891 * gcc.c (process_command): Check the argument to -b has a dash.
7892 * doc/invoke.texi: Update -b and -V docs.
7894 2005-08-06 James E Wilson <wilson@specifix.com>
7896 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7898 2005-08-06 Michael Matz <matz@suse.de>
7900 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7901 member only if only one insn is associated with the value.
7903 2005-08-06 Nick Clifton <nickc@redhat.com>
7905 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7907 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7908 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7909 Check symbol flags instead of symbol name mangling.
7910 (xstormy16_asm_output_aligned_common): Likewise. Also
7911 simplify code since the bss100_section cass is the only case
7912 where the below100 code will be triggered.
7913 (xstormy16_encode_section_info): Encode below100 attribute
7914 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7916 (xstormy16_strip_name_encoding): Delete - this function is no
7918 (TARGET_STRIP_NAME_ENCODING): Undefine.
7919 * config/stormy16/stormy16-protos.h: Delete prototype for
7920 xstormy16_strip_name_encoding.
7922 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7924 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7925 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7926 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7927 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7928 config/alpha/predicates.md, config/arc/arc.h,
7929 config/arm/arm.h, config/arm/ieee754-df.S,
7930 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7931 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7932 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7933 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7934 config/m68hc11/m68hc11.h, config/mips/mips.c,
7935 config/mips/mips.h, config/mips/openbsd.h,
7936 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7937 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7938 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7939 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7940 config/sparc/linux.h, config/sparc/linux64.h,
7941 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7942 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7943 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7944 typos. Follow spelling conventions.
7946 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7949 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7950 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7951 specially. Check for side effects only for COND_EXPR.
7952 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7953 return with TREE_NO_WARNING.
7955 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7957 PR rtl-optimization/23233
7958 * loop.c (combine_movables): Require the modes to be the same.
7959 (move_movables): Remove handling of cases where the replacement
7960 had a different mode to the original.
7962 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7964 PR tree-optimization/23128
7965 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7966 subtraction wrap, and set TREE_OVERFLOW if they do.
7968 2005-08-05 Richard Henderson <rth@redhat.com>
7971 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7972 FORCED_LABEL labels.
7974 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7977 * reload.c (find_reloads_subreg_address): Pass down TYPE
7978 unchanged. Change all callers except find_reloads_toplev.
7980 2005-08-05 Michael Matz <matz@suse.de>
7982 * genattrtab.c (current_alternative_string): Remove.
7983 (SIMPLIFY_ALTERNATIVE): Ditto.
7984 (attr_alt_bit_p): Ditto.
7985 (alternative_name): Make const char *.
7986 (evaluate_eq_attr): Remove use of above things.
7987 (simplify_test_exp): Ditto.
7988 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7989 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7991 2005-08-04 James E Wilson <wilson@specifix.com>
7993 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7994 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7995 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7996 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7997 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7999 2005-08-04 Richard Henderson <rth@redhat.com>
8002 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8003 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8004 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8005 if we'd have to instantiate too many members.
8007 2005-08-04 Richard Henderson <rth@redhat.com>
8010 * tree-outof-ssa.c (coalesce_asm_operands): New.
8011 (coalesce_ssa_name): Use it. Split out ...
8012 (coalesce_phi_operands, coalesce_result_decls): ... these.
8014 2005-08-04 Paul Brook <paul@codesourcery.com>
8016 * read-rtl.c (read_quoted_string): Break if EOF.
8018 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8020 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8021 (fold_build2): Likewise.
8022 (fold_build3): Likewise.
8023 (fold_build1_stat): New function prototype.
8024 (fold_build2_stat): Likewise.
8025 (fold_build3_stat): Likewise.
8026 * fold-const.c (fold_build1): Rename to ..
8027 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8028 through to build1_stat.
8029 (fold_build2): Rename to ..
8030 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8031 through to build2_stat.
8032 (fold_build3): Rename to ..
8033 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8034 through to build3_stat.
8036 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8037 Ian Lance Taylor <ian@airs.com>
8039 * function.c (assign_stack_local_1): Do not correct stack slot
8040 address if allocation size is smaller than mode size.
8042 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8045 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8046 (tree_merge_blocks): Propagate anything allowed by
8048 Clarify documentation.
8049 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8050 SSA form, schedule an update if necessary.
8052 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8054 * doc/install.texi (Binaries): Remove broken link to
8055 Sinix/Reliant Unix binaries.
8057 2005-08-03 Richard Henderson <rth@redhat.com>
8060 * function.c (stack_protect_epilogue): Export.
8061 * tree.h (stack_protect_epilogue): Declare.
8062 * calls.c (expand_call): Call it.
8064 2005-08-03 Eric Christopher <echristo@apple.com>
8066 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8067 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8070 2005-08-04 Jan Hubicka <jh@suse.cz>
8072 * profile.c (branch_prob): Split edges with goto locus on them
8073 to get proper line counts.
8074 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8076 2005-08-03 Paul Brook <paul@codesourcery.com>
8078 * function.c (assign_parms): Round current_function_args_size
8079 to PARM_BOUNDARY, not STACK_BOUNDARY.
8081 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8083 * config/i386/i386.c (x86_elf_aligned_common)
8084 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8086 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8088 PR tree-optimization/23157
8089 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8090 before emitting them.
8092 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8094 PR tree-optimization/19899
8095 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8096 * tree-scalar-evolution.c: Include real.h.
8097 (add_to_evolution): Build constant -1 of correct type.
8099 2005-08-03 Jan Hubicka <jh@suse.cz>
8101 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8102 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8103 profile updating for complette unrolling.
8104 * loop-unroll.c (peel_loop_completely): Use it.
8105 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8106 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8109 2005-08-03 Paul Brook <paul@codesourcery.com>
8111 * combine.c (can_change_dest_mode): New function.
8112 (try_combine, simplify_set): Use it.
8114 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8116 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8119 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8121 * doc/install.texi (Specific): Adjust link to openavr.org.
8122 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8123 (Binaries): Adjust HP-UX Porting Center link.
8124 (Binaries): Adjust Free Software Foundation ordering link.
8126 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8128 * convert.c (convert_to_integer): Use fold_build1 instead of
8129 build1 when converting an integer to an integer.
8131 2005-08-02 Richard Henderson <rth@redhat.com>
8133 * combine.c (combine_instructions): Don't use reg_equal/equiv
8134 results if the mode doesn't match.
8136 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8138 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8139 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8141 2005-08-02 Richard Henderson <rth@redhat.com>
8144 * explow.c (memory_address): Remove special-case for
8145 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8147 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8150 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8151 number of calls to cleanup_tree_cfg_1.
8153 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8155 * doc/invoke.texi: document file extensions .F90 and .F95
8157 2005-08-02 Richard Guenther <rguenther@suse.de>
8159 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8160 positive if its first argument is positive.
8162 2005-08-02 Richard Guenther <rguenther@suse.de>
8164 PR tree-optimization/23177
8165 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8168 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8170 PR tree-optimization/23129
8171 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8172 varying for divisions with anti-ranges.
8174 2005-08-02 Jan Hubicka <jh@suse.cz>
8176 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8177 * tree-ssa-threadupdate.c (thread_block): Add it here.
8179 2005-08-01 James E Wilson <wilson@specifix.com>
8181 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8182 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8183 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8185 * config/mips/predicates.md (const_call_insn_operand): Add check for
8186 SYMBOL_REF_LONG_CALL_P.
8187 * doc/extend.texi (long_call): Document the new attribute.
8189 2005-08-01 Ian Lance Taylor <ian@airs.com>
8190 Richard Henderson <rth@redhat.com>
8192 * Makefile.in (RTL_BASE_H): Add real.h.
8193 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8195 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8197 * rtl.c (rtl_check_failed_code_mode): New.
8198 * rtl.h (struct rtx_def): Add u.rv.
8199 (XCMWINT, XCNMPRV): New.
8200 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8201 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8203 2005-08-01 Richard Henderson <rth@redhat.com>
8205 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8206 with auto-inc codes.
8208 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8210 2005-08-01 Jan Hubicka <jh@suse.cz>
8212 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8213 * i386.c: Include dwarf2.h
8214 (asm_preferred_eh_data_format): New.
8215 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8217 2005-08-01 Ian Lance Taylor <ian@airs.com>
8219 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8220 randomize_va_space for virtual address randomization control.
8222 2005-08-01 Steven Bosscher <stevenb@suse.de>
8224 * common.opt (flag_ipa_cp): Put in right place to maintain
8227 2005-08-01 Jan Hubicka <jh@suse.cz>
8229 * profile.c (compute_value_histograms): Fix thinko.
8230 * value-prof.c: Include toplev.h
8231 (check_counter): New function.
8232 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8233 tree_mod_subtract_transform): Add sanity check.
8235 2005-08-01 Richard Guenther <rguenther@suse.de>
8237 PR tree-optimization/23133
8238 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8239 current functions parameter decls to find defs to cse
8242 2005-08-01 Richard Guenther <rguenther@suse.de>
8244 PR tree-optimization/23109
8245 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8246 If trapping math is in effect, use post-dominator information
8247 to check if we'd in any case reach a trapping point before
8248 doing the reciprocal insertion.
8249 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8250 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8251 expressions are invariant only if trapping math is not in effect.
8253 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8255 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8256 cgraph_function_versioning): New declarations.
8257 * cgraphunit.c: Add include to ipa-prop.h.
8258 (update_call_expr, cgraph_copy_node_for_versioning,
8259 cgraph_function_versioning): New functions.
8260 * integrate.c (copy_decl_for_inlining): Remove.
8261 * ipa-prop.h (ipa_replace_map): New struct.
8262 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8263 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8264 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8265 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8266 ipcp_iterate_stage, ipcp_method_scale_print,
8267 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8268 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8269 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8270 ipcp_update_bb_counts, ipcp_update_profiling,
8271 ipcp_update_edges_counts): New functions.
8272 (ipcp_method_cval_init): Remove restriction regarding local methods.
8273 (ipcp_init_stage): Add ipcp_method_compute_scale.
8274 (ipcp_insert_stage): Add versioning.
8275 (ipcp_structures_print): Add ipcp_method_scale_print.
8276 (ipcp_driver): Dump profiling info.
8277 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8278 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8279 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8280 (struct inline_data): Add versioning_p, ipa_info, new fields.
8281 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8282 declare_return_variable): Replace calls to copy_decl_for_inlining with
8284 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8286 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8287 Add argument VERSIONING.
8288 (copy_arguments_for_versioning, copy_static_chain,
8289 function_versionable_p, tree_versionable_function_p,
8290 tree_function_versioning, replace_ref_tree): New functions.
8291 * tree-inline.h: Include varray.h.
8292 (tree_versionable_function_p, tree_function_versioning,
8293 tree copy_decl_for_dup): New declarations.
8295 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8297 * ipa-cp.c: New file. Contains IPCP specific functionality.
8298 * ipa-prop.h: New file. Contains structures/definitions that can be
8299 used by several interprocedural data flow optimizations (and also IPCP).
8300 * ipa-prop.c: New file.
8301 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8302 * common.opt: Add ipa-cp flag.
8303 * timevar.def: Add IPCP optimization.
8304 * tree-optimize.c (init_tree_optimization_passes): Schedule
8306 * tree-pass.h (pass_ipa_cp): Declare.
8308 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8310 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8311 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8312 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8313 config/i386/i386.c, config/mips/mips.h,
8314 config/rs6000/rs6000.h, config/sh/sh.c,
8315 config/stormy16/stormy16.c: Fix comment typos.
8317 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8320 * c-typeck.c (build_binary_op): Use common_type wrapper on
8322 (common_type): Update comment.
8324 2005-07-31 Steven Bosscher <stevenb@suse.de>
8327 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8328 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8329 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8331 2005-07-31 Jan Hubicka <jh@suse.cz>
8333 * pretty-print.h (pp_widest_integer): New macro.
8334 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8337 2005-07-31 Jan Hubicka <jh@suse.cz>
8339 * output.h (enum section_category): Export from varasm.c
8340 (categorize_decl_for_section): Likewise.
8341 * varasm.c (enum section_category): Kill.
8342 (categorize_decl_for_section): Make global.
8343 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8345 * i386.c (ix86_section_threshold): New static variable.
8346 (ix86_in_large_data_p, ix86_encode_section_info,
8347 x86_64_elf_unique_section,
8348 x86_64_elf_select_section): New functions.
8349 (TARGET_ENCODE_SECTION_INFO): Define
8350 (override_options): Enable medium model for PIC.
8351 (ix86_expand_prologue): Expand gen_set_got_rex64.
8352 (legitimate_constant_p): Handle new UNSPECs.
8353 (legitimate_pic_address_disp_p): Likewise.
8354 (legitimize_pic_address): Lower MEDIUM model addressing.
8355 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8356 (enum cmodel): Add MEDIUM_PIC.
8357 (SYMBOL_REF_FAR_ADDR_P): New macro.
8358 (SYMBOL_FLAG_FAR_ADDR): New flag.
8359 * i386.md (movdi): Support medium model.
8360 (set_got_rex64): New pattern.
8361 * i386.opt (mlarge-data-threshold): New flag.
8362 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8363 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8364 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8365 TARGET_ASM_UNIQUE_SECTION): New.
8367 * invoke.texi (-mlarge_data_threshold): Document
8369 2005-07-31 Jan Hubicka <jh@suse.cz>
8371 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8372 (coalesce_vars): Likewise.
8373 * tree-ssa-live.c (coalesce_cost): New.
8374 (build_tree_conflict_graph): Use coalesce_cost.
8375 * tree-ssa-live.h (coalesce_cost): Declare.
8377 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8379 * arm.md (all peepholes for post-increment operations): Delete.
8380 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8381 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8382 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8383 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8384 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8386 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8388 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8391 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8394 * doc/invoke.texi: Document -rdynamic.
8396 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8399 * c-parser.c (c_parser_parms_list_declarator): Call
8400 mark_forward_parm_decls.
8401 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8402 decls with visibility structure.
8404 2005-07-30 Paul Brook <paul@codesourcery.com>
8406 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8408 2005-07-30 Paul Brook <paul@codesourcery.com>
8410 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8412 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8414 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8416 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8419 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8420 nested function declarators.
8421 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8422 (grokparms): Call warn_if_shadowing for parameters used within the
8424 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8425 not used within the parameter list.
8426 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8428 2005-07-30 Jan Hubicka <jh@suse.cz>
8430 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8431 * i386.c (ix86_fixup_binary_operands): Likewise.
8432 (ix86_expand_unary_operator): Likewise.
8433 (ix86_expand_fp_absneg_operator): Likewise.
8434 * optabs.c (expand_vec_cond_expr): Validate dest.
8436 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8439 * real.c (real_from_string): Also set last bit if there is a
8440 nonzero hex digit beyond GCC's internal precision after ".".
8442 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8444 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8445 define_constants. Change duplicate values to unassigned numbers.
8446 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8447 (*altivec_vspltsf): New.
8448 (altivec_vperm_v4sf): Delete.
8449 (altivec_vperm_<mode>): Use mode macro V.
8450 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8451 (altivec_predicate_v4sf): Delete.
8452 (altivec_predicate_<mode>): Use mode macro V.
8453 (*altivec_lvesfx): New.
8454 (*altivec_stvesfx): New.
8455 (vec_realign_load_v4sf): Delete.
8456 (vec_realign_load_<mode>): Use mode macro V.
8457 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8460 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8463 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8465 * configure: Regenerated.
8467 2005-07-29 Paul Brook <paul@codesourcery.com>
8469 * doc/install.texi: Add link to GFortran binaries wiki page.
8471 2005-07-29 David Ung <davidu@mips.com>
8473 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8474 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8475 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8476 * config/mips/mips.md (cpu): Add 5kf name.
8477 (includes): Includes 5k.md.
8478 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8479 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8482 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8485 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8486 (cleanup_tree_cfg): ... here.
8487 Call cleanup_tree_cfg_1 until there are no more cleanups to
8490 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8492 * tree-vrp.c (compare_range_with_value): Return true or false
8493 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8494 EQ_EXPR respectively.
8496 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8498 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8501 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8503 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8504 (tree_ssa_dominator_optimize): Increment it.
8505 (dump_dominator_optimization_stats): Print it.
8507 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8508 Steven Bosscher <stevenb@suse.de>
8510 PR rtl-optimization/23117
8511 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8512 when head == tail. Tidy comment.
8514 2005-07-28 Richard Henderson <rth@redhat.com>
8516 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8517 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8518 * jump.c (rtx_renumbered_equal_p): Likewise.
8519 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8520 CONST_INT and CONST_DOUBLE.
8521 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8522 * reload.c (operands_match_p): Special case CONST_INT and
8523 CONST_DOUBLE; check mode earlier.
8525 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8528 * c-typeck.c (convert_for_assignment): Do not check
8529 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8531 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8534 * c-typeck.c (composite_type): Prefer constant size arrays to
8537 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8540 * real.c (real_from_string): Set last bit if there is a nonzero
8541 hex digit beyond GCC's internal precision.
8543 2005-07-28 Richard Henderson <rth@redhat.com>
8546 * cfgcleanup.c (try_forward_edges): Watch out for end of
8549 2005-07-28 James E Wilson <wilson@specifixinc.com>
8552 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8554 2005-07-28 Jan Hubicka <jh@suse.cz>
8556 * Makefile.in (rtl-profile.o): Kill all traces of it.
8557 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8558 * coverage.h (rtl_coverage_counter_ref): Kill.
8559 * opts.c (flag_speculative_prefetching_set): Kill.
8560 (flag_loop_optimize_set): New.
8561 (common_handle_option): Disable loop optimizer when profiling;
8562 do not handle speculative prefetching.
8563 * passes.c (init_optimization_passes): Replace pass_profiling combo
8564 by branch_prob pass.
8565 * profile.c (compute_value_histograms): Update for simplified value
8567 (rtl_register_profile_hooks): Kill.
8568 (pass_profiling): Kill.
8569 (rest_of_handle_branch_prob): Do not profile.
8570 * toplev.c (process_options): Remove speculative prefetching.
8571 * toplev.h (flag_tree_based_profiling): Kill.
8572 * tree-profile.c (prepare_instrumented_value,
8573 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8574 tree_gen_one_value_profiler, do_tree_profiling): Update for
8575 simplified datastructures.
8576 * value-prof.c: Add comment that speculative prefetching was dropped;
8577 update rest of file for simplified datastructures.
8578 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8579 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8580 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8581 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8582 rtl_mod_subtract, gen_speculative_prefetch,
8583 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8584 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8585 (gate_handle_value_profile_transformations,
8586 rest_of_handle_value_profile_transformations,
8587 pass_value_profile_transformations): Kill.
8588 * value-prof.h (histogram_value_t): Remove IL based unions.
8589 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8590 rtl_profile_hooks): Remove hooks.
8592 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8594 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8595 (cgraph_clone_node): Likewise.
8596 * cgraph.h (cgraph_clone_edge): Update prototype.
8597 (cgraph_clone_node): Likewise.
8598 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8600 (lookup_recursive_calls): Consider profile.
8601 (cgraph_decide_recursive_inlining): Fix updating; use new
8602 probability argument; use profile.
8603 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8604 * tree-inline.c (copy_bb): Update clal of clone_edge.
8605 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8607 * invoke.texi (min-inline-recursive-probability): Document.
8609 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8611 * doc/install.texi (Configuration): Update Valgrind homepage.
8613 2005-07-28 Richard Henderson <rth@redhat.com>
8616 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8617 labels we want to delete.
8618 (cfg_layout_merge_blocks): Likewise.
8620 2005-07-28 Richard Henderson <rth@redhat.com>
8623 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8624 when expanding to nothing.
8626 2005-07-28 Josh Conner <jconner@apple.com>
8628 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8629 (cgraph_decide_inlining_of_small_functions): Likewise.
8631 2005-07-28 Josh Conner <jconner@apple.com>
8633 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8634 direction of badness if negative.
8635 (cgraph_default_inline_p): Add reason to parameters, and assign it
8637 (cgraph_decide_inlining_of_small_functions): New parameter in call
8638 to cgraph_default_inline_p.
8639 (cgraph_decide_inlining_incrementally): Likewise.
8640 * cgraphunit.c (decide_is_function_needed): Likewise.
8641 * cgraph.h (cgraph_default_inline_p): Likewise.
8643 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8645 * builtins.c: Fix comment typo(s).
8646 * genautomata.c: Likewise.
8647 * gimplify.c: Likewise.
8648 * tree-dfa.c: Likewise.
8649 * tree-flow-inline.h: Likewise.
8650 * tree-into-ssa.c: Likewise.
8651 * tree-ssa-alias.c: Likewise.
8652 * tree-ssa-ccp.c: Likewise.
8653 * tree-ssa-copy.c: Likewise.
8654 * tree-ssa-dce.c: Likewise.
8655 * tree-ssa-dom.c: Likewise.
8656 * tree-ssa-operands.c: Likewise.
8657 * tree-tailcall.c: Likewise.
8658 * tree-vectorizer.c: Likewise.
8659 * tree-vrp.c: Likewise.
8662 2005-07-28 Jeff Law <law@redhat.com>
8664 * tree-vrp.c (test_for_singularity): Extracted from ...
8665 (simplify_cond_using_ranges): Attempt to simplify a relational
8666 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8668 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8670 PR tree-optimization/22506
8671 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8672 phis whose argument is constant.
8674 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8676 PR rtl-optimization/18992
8677 Back out this patch:
8678 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8679 PR optimization/12142
8680 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8681 uses of the register in the SET_SRC. Remove unnecessary argument.
8683 Replace it with this:
8684 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8685 if flag_non_call_exceptions is set and the insn may trap, pass
8686 pc_rtx as dest for recursion.
8687 In SET_SRC part of SET case, if dest is already set, pass it down
8690 2005-07-28 Jan Hubicka <jh@suse.cz>
8692 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8693 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8694 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8696 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8697 profile when available.
8699 2005-07-28 Jan Beulich <jbeulich@novell.com>
8701 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8702 (ia64_print_operand): Describe and handle 'X'.
8703 (ia64_register_move_cost): Also handle FP_REGS.
8704 (ia64_preferred_reload_class): Likewise.
8705 (ia64_secondary_reload_class): Likewise.
8706 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8707 it. Also check for ITANIUM_CLASS_FLDP.
8708 * config/ia64/ia64.h (FP_REGNO_P): New.
8709 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8710 (reg_class): Add FP_REGS.
8711 (REG_CLASS_NAMES): Adjust for it.
8712 (REG_CLASS_CONTENTS): Likewise.
8713 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8714 (REG_CLASS_FROM_LETTER): Handle 'x'.
8715 (CLASS_MAX_NREGS): Handle FP_REGS.
8716 (MEMORY_MOVE_COST): Likewise.
8717 * config/ia64/ia64.md (itanium_class): Add fldp.
8718 (type): Handle fldp.
8719 (movti_internal): More allowable operand combinations. Use ldfp8 when
8720 splitting unnecessary. Remove predicable attribute. Adjust
8721 itanium_class attribute.
8722 (smuldi3_highpart): Remove outdated comment.
8723 (mulditi3, umulditi3, rotlti3): New expanders.
8724 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8725 (absti2): Disabled new insn for future reference.
8726 Respective new splitters.
8727 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8728 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8729 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8731 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8733 PR rtl-optimization/23047
8734 * simplify-rtx.c (simplify_const_relational_operation): Respect
8735 flag_wrapv for comparisons with ABS.
8737 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8739 PR tree-optimization/22493
8740 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8741 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8743 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8745 * config/frv/frv.opt (moptimize-membar): New.
8747 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8749 * config/frv/frv.h: Remove machine_function definition.
8751 * config/frv/frv.c (struct frv_io): New.
8752 (struct machine_function): Moved from frv.h. Add has_membar_p.
8753 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8754 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8755 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8756 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8757 (frv_reorg): Call frv_optimize_membar when appropriate.
8758 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8759 (frv_expand_builtin): Adjust calls accordingly.
8760 (frv_io_address_cookie): New function.
8761 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8762 load or store rather than a special insn. Add ccnstant address and
8763 io-type operands to the membar.
8764 (frv_ifcvt_modify_tests): Unsign regno.
8765 (frv_ifcvt_modify_tests): Same.
8767 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8768 UNSPEC_OPTIONAL_MEMBAR constant.
8769 (builtin_read_<mode>): Delete.
8770 (builtin_write_<mode>): Delete.
8771 ("optional_membar_<mode>"): Add operand.
8773 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8774 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8775 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8776 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8777 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8778 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8779 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8780 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8781 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8783 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8785 * df.c (df_uses_record): Handle SCRATCH.
8787 2005-07-28 Steven Bosscher <stevenb@suse.de>
8790 * passes.c (rest_of_decl_compilation): If decl is a type and
8791 we have encountered errors, don't emit debug information.
8793 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8795 * params.def: Fixed comment.
8797 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8800 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8801 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8802 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8804 2005-07-27 Steven Bosscher <stevenb@suse.de>
8807 * varasm.c (assemble_start_function): Don't do anything that may
8808 require a CFG if the current function is a thunk.
8810 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8812 * doc/install.texi (Prerequisites): Mention that perl is needed
8813 to do export control in libstdc++ targetting Darwin.
8815 2005-07-27 Steven Bosscher <stevenb@suse.de>
8817 PR rtl-optimization/17808
8818 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8819 (sched_insns_conditions_mutex_p): Split out from...
8820 (add_dependence): ...here. But don't call it from here.
8821 (add_dependence_list): Check sched_insns_conditions_mutex_p
8822 before calling add_dependence.
8823 (add_dependence_list_and_free): Likewise.
8824 (fixup_sched_groups): Likewise.
8825 (sched_analyze_1): Likewise.
8826 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8827 (sched_analyze): Likewise.
8828 (sched_analyze_insn): Likewise.
8829 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8830 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8831 dependencies on all COND_EXEC insns to jumps ending basic blocks
8832 when doing intrablock scheduling.
8833 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8835 2005-07-27 Jeff Law <law@redhat.com>
8837 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8838 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8839 equivalency sets, correctly handle the case were vr0 has an
8840 equivalency set, but vr1 does not.
8842 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8844 PR tree-optimization/23073
8845 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8846 vect_print_dump_info before fprintf.
8848 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8850 PR tree-optimize/22348
8851 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8852 Fold the partial computation.
8854 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8856 PR tree-optimization/22325
8857 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8859 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8861 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8862 (force_var_cost): ... this function.
8863 (compute_phi_arg_on_exit): Export.
8865 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8867 PR tree-optimization/20773
8868 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8871 2005-07-27 Richard Guenther <rguenther@suse.de>
8873 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8874 Avoid pushing again if current struct contains only
8875 fields we decomposed.
8877 2005-07-27 Jan Hubicka <jh@suse.cz>
8879 PR tree-optimization/22574
8880 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8883 * tree-tailcall.c (decrease_profile): New function.
8884 (eliminate_tail_call): Use it.
8886 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8887 visibility flags correctly in whole program mode.
8889 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8891 PR rtl-optimization/22472
8892 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8894 2005-07-26 Steven Bosscher <stevenb@suse.de>
8896 PR tree-optimization/22504
8897 * tree-complex.c (expand_complex_addition): Use 'code' instead
8898 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8900 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8902 * config.gcc (cpu_type): Add frv case.
8903 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8904 (supported_defaults): Add fr550 case.
8906 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8909 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8910 whether a pointer of type T * may point to objects of type T *.
8912 2005-07-26 DJ Delorie <dj@redhat.com>
8914 * configure: Regenerate.
8916 2005-07-26 Dale Johannesen <dalej@apple.com>
8918 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8920 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8922 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8923 Clarify use of "build" in name.
8925 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8927 * doc/extend.texi (Raw read/write Functions): New section.
8928 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8929 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8930 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8931 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8932 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8933 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8934 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8935 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8936 * config/frv/frv.c: Add bdesc_loads global.
8937 Add bdesc_stores global.
8938 (frv_init_builtins): Add support for __builtin_{read/write}*.
8939 (frv_volatile_memref): New.
8940 (frv_expand_load_builtin): New.
8941 (frv_expand_store_builtin): New.
8942 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8943 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8944 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8945 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8946 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8947 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8948 (builtin_read_<mode>): New.
8949 (builtin_write_<mode>): New.
8950 (builtin_write64): New.
8951 (optional_membar_<mode>): New.
8953 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8955 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8956 (rather than units) against HOST_BITS_PER_WIDE_INT.
8958 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8960 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8961 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8962 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8963 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8966 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8967 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8968 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8970 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8972 2005-07-26 Richard Guenther <rguenther@suse.de>
8974 PR tree-optimization/22486
8975 * fold-const.c (fold_unary): Fold away useless component
8976 references of the form (T *)&T.x, if the address
8979 2005-07-25 James E Wilson <wilson@specifixinc.com>
8981 * dwarf2out.c (add_call_src_coords_attributes): New.
8982 (gen_inlined_subroutine_die): Call it.
8983 (maybe_emit_file, init_file_table): Add comments.
8984 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8986 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8987 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8988 * tree.h (BLOCK_SOURCE_LOCATION): New.
8989 (struct tree_block): New field locus.
8991 2005-07-26 Andreas Schwab <schwab@suse.de>
8993 PR rtl-optimization/23043
8994 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8995 when allocating a struct unoccr.
8997 2005-07-25 Richard Henderson <rth@redhat.com>
9000 * tree-complex.c (gate_no_optimization): True if errors.
9001 * Makefile.in (tree-complex.o): Update dependencies.
9003 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9005 * config/frv/predicates.md (integer_register_operand): Use
9008 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9011 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9013 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9015 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9017 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9018 types when flag_unsafe_math_optimizations is true.
9020 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9022 * gcc.c (option_map): Add --sysroot.
9023 (process_command): Handle --sysroot.
9024 (display_help): Document it.
9025 * doc/cppopts.tex (-isysroot): Document.
9026 * doc/invoke.texi (--sysroot): Document.
9027 * doc/install.texi (--with-build-sysroot): Document.
9029 * Makefile.in (inhibit_libc): New variable.
9030 (INHIBIT_LIBC_CFLAGS): Likewise.
9031 (LIBGCC2_CFLAGS): Include
9032 $(INHIBIT_LIBC_CFLAGS).
9033 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9034 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9035 ($(T)crtend.o): Likewise.
9036 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9037 ($(T)crtendS.o): Likewise.
9038 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9039 ($(T)crtendT.o): Likewise.
9040 (stmp-fixinc): Do not complain about missing headers if
9042 * configure.ac (inhibit_libc): Set it to true/false.
9043 (--with-build-sysroot): New option. Use it to set
9045 * configure: Regenerated.
9047 2005-07-25 Manfred Hollstein <mh@suse.com>
9049 * calls.c (store_one_arg): Fix unsigned comparison warning.
9051 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9054 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9055 (ggc_print_statistics): Initialize variable before use.
9057 2005-07-25 Richard Guenther <rguenther@suse.de>
9059 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9060 calling with a PHI_NODE argument.
9062 * tree-flow-inline.h (overlap_subvar): Protect against
9065 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9067 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9068 * configure: Regenerate.
9070 2005-07-25 Ira Rosen <irar@il.ibm.com>
9072 * expr.c (highest_pow2_factor): Make extern.
9073 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9074 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9075 record_array_differ_p, array_ptr_differ_p): Likewise.
9076 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9077 additional cases. Call the above functions.
9078 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9079 base_object_differ_p when there are two base objects. Otherwise, compare
9080 base address and offset. Call may_alias_p.
9081 (dump_data_reference): Use a correct field name.
9082 (analyze_array): Make static. Initialize new data-ref fields.
9083 (analyze_indirect_ref): New function.
9084 (init_data_ref): Initialize new data-ref fields.
9085 (strip_conversion): Moved from tree-vect-analyze.c.
9086 (analyze_offset_expr, get_ptr_offset, address_analysis,
9087 object_analysis): Likewise.
9088 (analyze_offset): New function.
9089 (create_data_ref): Likewise.
9090 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9091 dimensions for ARRAY_REFs only.
9092 (build_classic_dist_vector): Make static.
9093 (access_functions_are_affine_or_constant_p): Call macro to get the
9094 address of access functions.
9095 (compute_all_dependences): Add new parameter
9096 compute_self_and_read_read_dependences. Compute self and read-read
9097 dependences if it is true.
9098 (find_data_references_in_loop): Call create_data_ref. Initialize new
9100 (compute_data_dependences_for_loop): Add new parameter
9101 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9102 compute nb_loops. Call compute_all_dependences,
9103 build_classic_dist_vector and build_classic_dir_vector with correct
9105 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9106 with correct parameters. Compare dimensions for ARRAY_REFs only.
9107 (free_data_refs): Call macro to free access functions.
9108 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9109 fields from stmt_vinfo.
9110 (struct base_object_info): New structure.
9111 (struct data_reference): Move fields to base_object_info. Add fields
9112 first_location and object_info for above structures. Move fields from
9113 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9114 aligned_to. Add macros to access the new fields.
9115 Update functions declarations.
9116 * tree-flow.h (is_aliased_with): Declare.
9117 * tree-loop-linear.c (linear_transform_loops): Call
9118 compute_data_dependences_for_loop with correct parameters.
9119 * tree-ssa-alias.c (is_aliased_with): New function.
9120 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9121 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9122 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9123 vect_base_addr_differ_p, compute_subscript_distance and
9124 build_classic_dist_vector. Add printings. Check absolute value of
9126 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9128 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9129 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9130 to bytes. Add printing.
9131 (vect_compute_data_refs_alignment): Go through loads and stores in one
9133 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9134 vect_analyze_data_ref_access): Likewise.
9135 (vect_analyze_pointer_ref_access): Remove.
9136 (vect_address_analysis, vect_object_analysis): Likewise.
9137 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9138 and analyze data-refs in the loop.
9139 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9140 fields of data-ref instead of stmt. Add init to the offset from the
9142 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9143 (vect_update_init_of_dr): Likewise.
9144 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9145 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9147 (new_loop_vec_info): Initialize new fields.
9148 (destroy_loop_vec_info): Free new fields.
9149 (vect_strip_conversion): Remove.
9150 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9151 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9152 datarefs. Add new field ddrs.
9153 Add macros for the new fields access.
9154 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9155 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9156 Remove their macros.
9157 * tree.h (highest_pow2_factor): Declare.
9159 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9161 * calls.c (store_one_arg): Check for sibling call MEM arguments
9162 from already clobbered incoming argument area.
9164 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9166 * c-common.c (check_missing_format_attribute): New.
9167 * c-common.h (check_missing_format_attribute): Likewise.
9168 * c-typeck.c (convert_for_assignment): Use it.
9170 2005-07-24 Andreas Schwab <schwab@suse.de>
9172 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9173 register use a word move. Correct operand of ext.w in 68000 code.
9175 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9177 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9178 variables as declarations, rather than definitions.
9180 2005-07-24 Ira Rosen <irar@il.ibm.com>
9182 PR tree-optimization/22526
9183 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9186 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9188 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9189 that C99 reserve for future use. Use it to define clog10,
9190 clog10f and clog10l.
9192 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9194 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9195 * configure.ac: Check for -Wmissing-format-attribute.
9197 * configure: Regenerate.
9199 2005-07-23 Richard Henderson <rth@redhat.com>
9201 PR tree-optimization/22623
9202 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9204 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9207 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9209 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9211 * Makefile.in (C_TREE_H): Update dependencies.
9212 * c-tree.h: Include toplev.h.
9213 * diagnostic.h (diagnostic_set_info): Add format attribute.
9214 * rtl-error.c (diagnostic_for_asm): Likewise.
9216 2005-07-23 Chao-ying Fu <fu@mips.com>
9218 * config/mips/mips-dsp.md: New file.
9219 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9220 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9222 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9223 MIPS_BUILTIN_BPOSGE32.
9224 (mips_expand_builtin_direct): Add one parameter to indicate that
9225 builtin functions need to return a value.
9226 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9228 (mips_regno_to_class): Add classes for 12 new DSP registers.
9229 (mips_subword): Change to check four HI registers.
9230 (mips_output_move): Output move to and from 6 new DSP accumulators.
9231 (override_options): Make sure -mdsp and -mips16 are not used together.
9232 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9234 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9236 (print_operand): Add 'q' for printing DSP accumulators.
9237 (mips_cannot_change_mode_class): Check ACC_REGS.
9238 (mips_secondary_reload_class): Check ACC_REGS.
9239 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9240 (mips_register_move_cost): Check ACC_REGS.
9241 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9242 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9243 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9244 (dsp_bdesc): New array.
9245 (bdesc_arrays): Add DSP builtin function table.
9246 (mips_prepare_builtin_arg): Check predicate again after
9248 (mips_expand_builtin): Add one more parameter to
9249 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9250 MIPS_BUILTIN_BPOSGE32.
9251 (mips_init_builtins): Initialize new function types.
9252 (mips_expand_builtin_direct): Check if builtin functions need to
9253 return a value and pass operands properly.
9254 (mips_expand_builtin_bposge): New function.
9255 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9256 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9257 (FIRST_PSEUDO_REGISTER): Increase to 188.
9258 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9259 Update for 12 new DSP registers.
9260 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9261 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9262 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9263 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9264 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9265 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9266 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9267 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9268 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9269 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9270 (REGISTER_NAMES): Add names for 12 new DSP registers.
9271 * config/mips/mips.md: Include mips-dsp.md.
9272 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9273 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9274 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9275 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9276 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9277 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9278 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9279 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9280 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9281 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9282 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9283 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9284 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9285 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9286 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9287 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9288 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9289 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9290 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9291 (UNSPEC_RDDSP): New constants.
9292 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9293 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9295 * config/mips/mips.opt (-mdsp): New option.
9296 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9297 (reg_imm10_operand): New predicates.
9298 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9299 * doc/invoke.texi (-mdsp): Document new option.
9301 2005-07-22 DJ Delorie <dj@redhat.com>
9303 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9305 * tree-inline.c (inlinable_function_p): Likewise.
9307 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9310 * toplev.c (check_global_declarations): Do not mark undefined
9311 variables as DECL_IGNORED_P.
9312 * varasm.c (first_global_object_name): GTY it.
9313 (weak_global_object_name): Likewise.
9314 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9315 a string to go into {weak,first}_global_object_name.
9317 2005-07-22 DJ Delorie <dj@redhat.com>
9319 * c-format.c (check_function_format): Change warning control
9320 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9322 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9324 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9325 &PTR->FLD a dereference of PTR.
9326 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9327 a potential dereference of PTR.
9329 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9331 PR rtl-optimization/20370
9332 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9333 call allocate_reg_info if necessary.
9335 PR rtl-optimization/21848
9336 * calls.c (emit_library_call_value_1): For const functions, add
9337 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9339 PR rtl-optimization/22445
9340 * cselib.c (target.h): Include.
9341 (rtx_equal_for_cselib_p): Allow commutative matches.
9342 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9343 Remove MODE parameter. Changed all callers.
9345 PR rtl-optimization/22258
9346 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9348 (try_combine): Use likely_spilled_retval_p.
9350 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9352 * config.gcc: Add crx-elf support.
9354 * doc/contrib.texi: Mention crx.
9355 * doc/extend.texi: Document crx extensions.
9356 * doc/install.texi: Document crx install.
9357 * doc/invoke.texi: Document crx options.
9358 * doc/md.texi: Document crx constraints.
9360 * config/crx/crx-protos.h: New file.
9361 * config/crx/crx.c: New file.
9362 * config/crx/crx.h: New file.
9363 * config/crx/crx.md: New file.
9364 * config/crx/crx.opt: New file.
9365 * config/crx/t-crx: New file.
9367 2005-07-22 Manfred Hollstein <mh@suse.com>
9369 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9371 (int_add_graph_edge): Likewise.
9372 (collapse_nodes): Likewise.
9373 (process_unification_queue): Likewise.
9375 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9376 Laurent GUERBY <laurent@guerby.net>
9378 PR tree-optimization/22336
9379 * function.c (record_block_change): Check for
9380 cfun->ib_boundaries_block.
9382 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9384 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9385 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9387 2005-07-21 DJ Delorie <dj@redhat.com>
9389 * toplev.c (warn_deprecated_use): Add warning control to warning
9391 * c-typeck.c (parser_build_binary_op): Likewise.
9392 (c_finish_if_stmt): Likewise.
9393 * c-common.c (check_function_sentinel): Likewise.
9394 (check_nonnull_arg): Likewise.
9396 2005-07-21 Richard Henderson <rth@redhat.com>
9399 * tree-complex.c (complex_ssa_name_components): New.
9400 (cvc_lookup): Allow entry not found.
9401 (create_components): Remove.
9402 (create_one_component_var, get_component_var): New.
9403 (get_component_ssa_name, set_component_ssa_name): New.
9404 (extract_component): Use get_component_ssa_name.
9405 (update_complex_components): Use set_component_ssa_name.
9406 (update_complex_components_on_edge): Likewise.
9407 (update_phi_components): Create new PHI nodes directly, instead
9408 of adding insns to edges.
9409 (tree_lower_complex): Allocate and free complex_variable_components
9410 and complex_ssa_name_components here.
9412 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9414 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9415 revert to returning false.
9417 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9420 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9422 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9425 * config/i386/i386.md (cmpxf): Change operand constraints
9426 to "nonmemory_operand".
9428 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9430 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9432 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9435 * fold-const.c (fold_build1): Add checksum for the operands.
9436 (fold_build2): Likewise.
9437 (fold_build3): Likewise.
9439 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9442 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9444 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9446 * common.opt (-fforward-propagate): Committed by mistake,
9449 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9451 * reg-stack.c: Fix comment typo(s).
9452 * tree-ssa-operands.c: Likewise.
9453 * tree-vectorizer: Likewise.
9455 2005-07-21 Nick Clifton <nickc@redhat.com>
9457 * config/sh/symbian.c: Replace C++ style line comments with C
9458 style line comments.
9459 (symbian_add_attribute): Do not use a ? operator on the LHS of
9461 (sh_symbian_handle_dll_attribute): Change the type of the
9462 method vector to "VEC(tree,gc)*" and use vector accessor
9463 macros to walk over the elements.
9464 (symbian_export_vtable_and_rtti_p): Likewise.
9465 (symbian_class_needs_attribute_p): Likewise.
9467 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9470 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9471 initialize targetm.resolve_overloaded_builtin here.
9472 (altivec_expand_overloaded_builtin): Make it non-static.
9473 * config/rs6000/rs6000-protos.h
9474 (altivec_expand_overloaded_builtin): New prototype.
9475 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9476 targetm.resolve_overloaded_builtin here.
9477 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9479 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9480 Zdenek Dvorak <dvorakz@suse.cz>
9482 PR tree-optimization/19210
9483 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9485 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9486 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9487 rely on unproven assumptions.
9488 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9489 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9490 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9491 to number_of_iterations_exit.
9492 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9493 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9494 * tree-ssa-loop-niter.c (find_loop_niter,
9495 estimate_numbers_of_iterations_loop): Likewise.
9496 (number_of_iterations_exit): Honor the new options.
9497 * doc/invoke.texi (Wunsafe-loop-optimizations,
9498 funsafe-loop-optimizations): Document them.
9500 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9502 PR rtl-optimization/22167
9503 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9505 2005-07-20 Adam Nemet <anemet@lnxw.com>
9507 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9508 __do_global_dtors_aux longcall.
9510 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9512 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9513 (old_special_pred_table): Don't reference
9514 SPECIAL_MODE_PREDICATES.
9515 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9516 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9517 * config/sh/predicates.h: Don't mention
9518 SPECIAL_MODE_PREDICATES.
9519 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9522 2005-07-20 DJ Delorie <dj@redhat.com>
9524 * config.gcc: Add m32c-elf support.
9526 * doc/contrib.texi: Mention m32c.
9527 * doc/extend.texi: Document m32c extensions.
9528 * doc/install.texi: Mention m32c.
9529 * doc/invoke.texi: Document m32c options.
9530 * doc/md.texi: Document m32c constraints.
9532 * config/m32c/addsub.md: New file.
9533 * config/m32c/bitops.md: New file.
9534 * config/m32c/cond.md: New file.
9535 * config/m32c/jump.md: New file.
9536 * config/m32c/m32c-lib1.S: New file.
9537 * config/m32c/m32c-lib2.c: New file.
9538 * config/m32c/m32c-modes.def: New file.
9539 * config/m32c/m32c-pragma.c: New file.
9540 * config/m32c/m32c-protos.h: New file.
9541 * config/m32c/m32c.abi: New file.
9542 * config/m32c/m32c.c: New file.
9543 * config/m32c/m32c.h: New file.
9544 * config/m32c/m32c.md: New file.
9545 * config/m32c/m32c.opt: New file.
9546 * config/m32c/minmax.md: New file.
9547 * config/m32c/mov.md: New file.
9548 * config/m32c/muldiv.md: New file.
9549 * config/m32c/predicates.md: New file.
9550 * config/m32c/prologue.md: New file.
9551 * config/m32c/shift.md: New file.
9552 * config/m32c/t-m32c: New file.
9554 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9556 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9557 (stack_protect_set, stack_protect_test): New expanders.
9558 (stack_protect_set_si, stack_protect_set_si_media,
9559 stack_protect_set_di_media, stack_protect_test_si,
9560 stack_protect_test_si_media, stack_protect_test_di_media):
9563 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9565 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9567 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9569 * tree.h (tree_expr_nonzero_p): Export.
9570 * fold-const.c (tree_expr_nonzero_p): Likewise.
9571 Return true for CALL_EXPRs that are alloca calls.
9572 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9574 * tree-flow.h (expr_computes_nonzero): Remove.
9575 * tree-vrp.c (expr_computes_nonzero): Remove.
9576 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9577 (extract_range_from_unary_expr): Likewise.
9578 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9579 tree_expr_nonzero_p.
9581 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9583 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9584 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9585 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9586 All callers changed.
9587 (frame_related_constant_load): New arg "related" which controls
9588 setting of RTX_FRAME_RELATED_P. All callers changed.
9589 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9590 (bfin_expand_prologue): Add stack limit checking.
9591 * config/bfin/bfin.md (trapifcc): New pattern.
9593 * config/bfin/bfin.c: Include "langhooks.h".
9594 (def_builtin): Go through lang_hooks to call builtin_function.
9596 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9597 * config/bfin/predicates.md (symbol_ref_operand): New.
9598 (call_insn_operand): Delete. All callers changed to use
9599 register_no_elim_operand.
9600 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9602 (function_arg): Use it to generate the call's operand 2.
9603 (bfin_longcall_p): New function.
9604 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9605 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9606 determine if the address needs to be in a REG.
9607 (bfin_handle_longcall_attribute): New function.
9608 (bfin_attribute_table): Add "longcall" and "shortcall".
9609 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9610 (CUMULATIVE_ARGS): New member call_cookie.
9611 (PREDICATE_CODES): Add symbol_ref_operand.
9612 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9613 extra USE to the pattern.
9614 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9615 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9616 sibcall_value_insn; now the new patterns handle direct calls and the
9617 old ones indirect calls.
9618 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9620 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9622 * doc/trouble.texi: Update section on handling of empty loops.
9624 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9626 * config.gcc: Remove support for sparc-*-openbsd*,
9627 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9629 * config.host: Remove support for i860-*-sysv4* as a host.
9630 * config/i860/*, config/ip2k/*, config/ns32k/*,
9631 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9632 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9633 mention obsolete ports.
9635 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9637 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9639 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9640 of frame_pointer_rtx.
9641 (sh_expand_epilogue): Likewise.
9642 (sh_set_return_address): Likewise.
9643 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9644 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9645 offsets from FRAME_POINTER_REGNUM.
9646 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9647 (sh_register_names): Add initializer for sfp.
9648 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9649 (VALID_REGISTER_P): Likewise.
9650 (FIRST_PSEUDO_REGISTER): Update.
9651 (DWARF_FRAME_REGISTERS): Define.
9652 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9653 (HARD_FRAME_POINTER_REGNUM): Define.
9654 (FRAME_POINTER_REGNUM): Redefine.
9655 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9656 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9657 from FRAME_POINTER_REGNUM.
9658 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9659 FRAME_POINTER_REGNUM.
9660 (REG_CLASS_CONTENTS): Add sfp.
9661 (REG_ALLOC_ORDER): Likewise.
9662 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9663 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9664 of frame_pointer_rtx.
9665 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9667 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9669 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9670 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9671 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9673 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9676 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9678 Make CONSTRUCTOR use VEC to store initializers.
9679 * c-common.c (complete_array_type): Update to cope with VEC in
9681 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9682 (pp_c_constructor_elts): New function.
9683 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9684 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9685 struct constructor_stack, struct initializer_stack,
9686 constructor_elements, push_init_level, pop_init_level,
9687 add_pending_init, find_init_member, output_init_element): Update to
9688 cope with VEC in CONSTRUCTOR_ELTS.
9689 * coverage.c (build_fn_info_value, build_ctr_info_value,
9690 build_gcov_info): Likewise.
9691 * expr.c (categorize_ctor_elements_1, store_constructor,
9692 expand_expr_real_1): Likewise.
9693 * fold-const.c (fold_ternary): Likewise.
9694 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9695 gimplify_init_constructor, gimplify_expr): Likewise.
9696 * tree-dump.c (dequeue_and_dump): Likewise.
9697 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9699 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9701 * tree-sra.c (generate_element_init_1): Likewise.
9702 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9703 * tree-ssa-operands.c (get_expr_operands): Likewise.
9704 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9705 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9706 (get_initial_def_for_reduction): Likewise.
9707 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9708 value handle in annotations.
9709 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9710 tree_node_structure): Add support for constr_kind.
9711 (build_vector_from_ctor, build_constructor_single,
9712 build_constructor_from_list): New functions.
9713 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9714 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9715 Update to cope with VEC in CONSTRUCTOR_ELTS.
9716 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9717 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9718 CONSTRUCTOR_APPEND_ELT): New macros.
9719 (struct constructor_elt, struct tree_constructor): New data types.
9720 (union tree_node): Add tree_constructor field.
9721 * treestruct.def: Define TS_CONSTRUCTOR.
9722 * varasm.c (const_hash_1, compare_constant, copy_constant,
9723 compute_reloc_for_constant, output_addressed_constants,
9724 initializer_constant_valid_p, output_constant,
9725 array_size_for_constructor, output_constructor): Update to cope with
9726 VEC in CONSTRUCTOR_ELTS.
9727 * vec.h (VEC_empty, VEC_copy): New macros.
9729 2005-07-19 Devang Patel <dpatel@apple.com>
9731 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9733 2005-07-19 Richard Henderson <rth@redhat.com>
9736 * gimplify.c (gimplify_expr): Use main variant type for the temp
9737 destination for a discarded volatile read.
9738 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9739 casts between non-void types that change volatility.
9741 2005-07-15 DJ Delorie <dj@redhat.com>
9743 * toplev.h: Add comment about the first parameter for warning().
9744 * errors.h: Likewise.
9746 * c.opt (Wpragmas): New.
9747 * doc/invoke.texi: Document it.
9749 * function.c (do_warn_unused_parameter): Add warning control to
9751 * c-decl.c (warn_if_shadowing): Likewise.
9752 * c-lex.c (cb_def_pragma): Likewise.
9753 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9754 (pop_alignment): Likewise.
9755 (handle_pragma_pack): Likewise.
9756 (apply_pragma_weak): Likewise.
9757 (handle_pragma_weak): Likewise.
9758 (handle_pragma_redefine_extname): Likewise.
9759 (add_to_renaming_pragma_list): Likewise.
9760 (handle_pragma_extern_prefix): Likewise.
9761 (maybe_apply_renaming_pragma): Likewise.
9762 (handle_pragma_visibility): Likewise.
9764 * config/c4x/c4x-c.c (BAD): Likewise.
9765 (c4x_parse_pragma): Likewise.
9766 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9767 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9768 (rs6000_pragma_longcall): Likewise.
9769 * config/v850/v850-c.c (pop_data_area): Likewise.
9770 (ghs_pragma_section): Likewise.
9771 (ghs_pragma_section): Likewise.
9772 (ghs_pragma_interrupt): Likewise.
9773 (ghs_pragma_starttda): Likewise.
9774 (ghs_pragma_startsda): Likewise.
9775 (ghs_pragma_startzda): Likewise.
9776 (ghs_pragma_endtda): Likewise.
9777 (ghs_pragma_endsda): Likewise.
9778 (ghs_pragma_endzda): Likewise.
9780 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9781 Kenneth Zadeck <zadeck@naturalbridge.com>
9783 * Makefile.in: Removed tree-promote-statics.c
9784 * tree-promote-statics.c: Removed.
9785 * common.opt: Removed flag-promote-statics.
9787 * passes.c: Removed tree-promote-statics pass.
9788 * tree-pass.h: Ditto.
9789 * timevar.def: Removed TV_PROMOTE_STATICS.
9792 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9794 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9796 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9798 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9801 * c-common.c (check_function_arguments): Call
9802 'check_function_format' if either -Wformat or
9803 -Wmissing-format-attribute are specified.
9804 * c-format.c (check_function_format): Check -Wformat before
9805 calling 'check_format_info'.
9806 * c-opts.c (c_common_post_options): Don't warn for
9807 -Wmissing-format-attribute without -Wformat.
9808 * c-typeck.c (convert_for_assignment): Detect additional cases for
9809 -Wmissing-format-attribute.
9810 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9813 2005-07-19 Richard Guenther <rguenther@suse.de>
9815 * config/i386/i386.md (lrint<mode>2): Use temporary
9816 instead of clobbering non-existent memory.
9818 2005-07-19 Nick Clifton <nickc@redhat.com>
9820 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9821 statement to avoid displaying ASCII control characters.
9823 2005-07-19 Ben Elliston <bje@au.ibm.com>
9825 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9826 * cfganal.c (find_edge_index): Ditto.
9827 * combine.c (combine_instructions): Ditto.
9828 * ddg.c (create_scc): Ditto.
9829 (find_successors): Ditto.
9830 (find_predecessors): Ditto.
9831 (find_nodes_on_paths): Ditto.
9832 (longest_simple_path): Ditto.
9833 * flow.c (update_life_info): Ditto.
9834 (count_or_remove_death_notes): Ditto.
9835 (clear_log_links): Ditto.
9836 * modulo-sched.c (generate_reg_moves): Ditto.
9837 (find_max_asap): Ditto.
9838 (find_max_hv_min_mob): Ditto.
9839 (find_max_dv_min_mob): Ditto.
9840 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9841 * sched-rgn.c (extract_edgelst): Ditto.
9842 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9843 (dump_update_ssa): Ditto.
9844 (ssa_names_to_replace) Ditto.
9845 (switch_virtuals_to_full_rewrite): Ditto.
9846 (update_ssa): Ditto.
9847 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9849 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9851 Fix PR tree-optimization/22483
9853 * tree-complex.c (create_components): Use
9854 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9855 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9856 * tree-flow.h (safe_referenced_var_iterator): New structure.
9857 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9858 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9859 safe_referenced_var iterator.
9860 (add_type_alias): Ditto.
9862 2005-07-19 Steven Bosscher <stevenb@suse.de>
9864 * loop-init.c (rest_of_handle_loop2): Remove.
9865 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9866 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9867 (pass_rtl_loop_init, pass_rtl_loop_done,
9868 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9869 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9870 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9871 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9872 pass_tree_loop_done, and pass_tree_unswitch.
9873 (gate_loop): Rename to gate_tree_loop.
9874 * passes.c (init_optimization_passes): Update for renamed tree
9875 loop passes. Add the new loop2 passes as subpasses of loop2.
9876 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9877 Update for the renamed tree loop passes.
9879 2005-07-18 Ian Lance Taylor <ian@airs.com>
9882 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9883 blocks when optimizing.
9885 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9887 * common.opt (frename-registers): Initialize to 2.
9889 (fgcse-after-reload): Ditto.
9890 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9891 (process_options): Only change flag_web, flag_rename_registers,
9892 and flag_rerun_cse_after_loop if not explicitly set by user.
9894 2005-07-18 Jan Beulich <jbeulich@novell.com>
9896 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9897 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9898 in 64-bit mode the same as DImode in 32-bit mode.
9899 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9900 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9901 mode. Add new mode parameter.
9902 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9903 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9904 x86_64_shift_adj): New expanders.
9905 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9906 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9908 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9909 DImode shift splitters.
9910 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9911 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9914 2005-07-18 Jan Beulich <jbeulich@novell.com>
9916 * i386.md (movdi_extzv_1): New.
9917 (zero_extendhidi2): Combine alternatives and never force use of
9919 (zero_extendqidi2): Likewise. Don't restrict input selection.
9921 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9923 Fix PR tree-optimization/22531
9924 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9927 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9929 * tree-promote-statics.c (pass_promote_statics): Change dump file
9932 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9934 * tree-optimize.c (init_tree_optimization_passes): Add
9935 pass_eliminate_useless_stores pass.
9936 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9937 * tree-ssa-pre.c (is_copy_stmt): New function.
9938 (follow_copies_till_vuse): Ditto.
9939 (do_eustores): Ditto.
9940 (gate_eustores): Ditto.
9942 2005-07-16 Richard Henderson <rth@redhat.com>
9944 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9946 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9947 Kenneth Zadeck <zadeck@naturalbridge.com>
9949 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9950 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9951 ipa-type-escape.h, tree-promote-statics.c
9952 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9953 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9954 tree-promote-statics.c: new files.
9955 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9956 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9957 int nonlocal_set_p, mark_constant_function): Deleted.
9958 (rest_of_handle_cfg): Removed call to mark_constant_function.
9959 (nonoverlapping_component_refs_p): Added calls to support
9960 type based aliasing.
9961 * tree-ssa-alias.c (may_alias_p,
9962 compute_flow_insensitive_aliasing): Ditto.
9963 * calls.c (flags_from_decl_or_type): Removed reference to
9965 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9966 too many arguments. This is necessary for Spec 2000.
9967 * cgraph.h (const_function, pure_function): Removed.
9968 * common.opt: Added "fipa-pure-const", "fipa-reference",
9969 "fipa-type-escape", and "ftree-promote-static".
9971 * passes.c: Added ipa and tree-promote-statics passes.
9972 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9973 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9974 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9975 * tree-flow.h: Added exposed sra calls and addition of
9976 reference_vars_info field for FUNCTION_DECLS.
9977 * tree-pass.h: Added passes.
9978 * tree-sra.c: (sra_init_cache): New function.
9979 (sra_insert_before, sra_insert_after) Made public.
9980 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9982 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9983 aliasing. (may_alias_p): Added code to use type escape analysis to
9985 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9986 code to prune clobbers of static variables based on information
9987 produced in ipa-reference pass. Changed call clobbering so that
9988 statics are not marked as clobbered if the call does not clobber
9991 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9993 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9996 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9998 * doc/install.texi (*-*-solaris2*): Document recommended version
9999 of GNU binutils and mention GNU linker problem on Solaris 10.
10001 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10004 * c-decl.c (c_build_bitfield_integer_type): New function.
10005 (finish_struct): Call it.
10006 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10008 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10010 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10013 2005-07-16 Jan Hubicka <jh@suse.cz>
10015 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10016 (scale_bbs_frequencies_int): Watch roundoff errors.
10017 * predict.c (return_prediction): Initialize return_stmt.
10019 2005-07-16 Jan Hubicka <jh@suse.cz>
10021 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10022 after RTL profiling.
10024 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10026 PR middle-end/22398
10027 * fold-const.c (build_range_check): Convert high/low to etype
10028 if we are only comparing against exp.
10030 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10032 Fix PR tree-optimization/22376
10033 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10035 (need_to_solve): New function.
10036 (compute_points_to_sets): Use it.
10038 2005-07-15 Jan Hubicka <jh@suse.cz>
10040 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10041 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10043 2005-07-15 Richard Guenther <rguenther@suse.de>
10045 * c-common.c (handle_flatten_attribute): New function.
10046 Add flatten function attribute.
10047 * doc/extend.texi: Document flatten function attribute.
10048 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10049 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10051 (cgraph_decide_inlining): Handle functions with flatten
10054 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10056 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10057 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10058 UNSPEC_XCHG, UNSPEC_AND): New.
10059 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10060 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10061 * config/rs6000/sync.md (FETCHOP): New code macro.
10062 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10064 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10065 (sync_compare_and_swap<mode>): Same.
10066 (sync_lock_test_and_set<mode>): Same.
10067 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10068 for QImode and HImode, and not PPC405.
10069 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10070 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10071 (sync_<fetchop>{si,di}_internal): New.
10072 (sync_nand{si,di}_internal): New.
10073 (sync_old_<fetchop>{si,di}_internal): New.
10074 (sync_old_nand{si,di}_internal): New
10075 (sync_new_<fetchop>{si,di}_internal): New.
10076 (sync_new_nand{si,di}_internal): New.
10077 (atomic_and{si,di}): New.
10078 (sync_new_nand{si,di}_internal): New.
10079 (atomic_and{si,di}): New.
10080 (sync_add<mode>_internal): Delete.
10081 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10082 (sync_sub<mode>_internal): Delte.
10083 (sync_subshort_internal): New.
10084 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10085 (sync_anddi_internal): Delete.
10086 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10087 (sync_booldi_internal): Delete.
10088 (sync_boolc<mode>_internal): Delete.
10089 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10090 (sync_boolc<mode>_internal2): Delete.
10091 (sync_boolcc<mode>_internal): Delete.
10092 (isync, lwsync): Use unspec instead of unspec_volatile.
10093 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10094 Revert UNSPEC_VOLATILE.
10095 (rs6000_split_atomic_op): New.
10096 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10098 2005-07-14 Eric Christopher <echristo@redhat.com>
10100 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10101 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10103 2005-07-14 Eric Christopher <echristo@redhat.com>
10105 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10107 2005-07-14 Steven Bosscher <stevenb@suse.de>
10109 PR tree-optimization/22230
10110 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10111 the computation of the four cross productions for "range op range".
10113 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10114 Ulrich Weigand <uweigand@de.ibm.com>
10117 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10120 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10122 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10124 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10126 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10128 2005-07-14 Richard Guenther <rguenther@suse.de>
10130 PR middle-end/22347
10131 * config/i386/i386-protos.h (ix86_function_value): Change
10132 prototype to match new target hook.
10133 * config/i386/i386.c (ix86_value_regno): Change prototype
10134 to take extra type argument.
10135 (TARGET_FUNCTION_VALUE): Define.
10136 (ix86_function_ok_for_sibcall): Pass extra argument to
10137 ix86_value_regno, check return slot rtx for exact match.
10138 (ix86_function_value): Take extra parameter. Dispatch to
10139 ix86_value_regno with fndecl/fntype as provided.
10140 (ix86_value_regno): Handle extra type argument.
10141 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10143 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10144 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10145 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10146 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10147 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10149 2005-07-14 Richard Guenther <rguenther@suse.de>
10151 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10152 * calls.c (expand_call): Pass fntype to hard_function_value.
10153 (emit_library_call_value_1): Likewise.
10154 * explow.c: Include target.h.
10155 (hard_function_value): Take extra argument, the fntype.
10156 Use new target hook for function_value.
10157 * expr.h (hard_function_value): Change prototype.
10158 * function.c (aggregate_value_p): Pass 0 as fntype to
10159 hard_function_value.
10160 (assign_parms): Use new target hook for function_value.
10161 Pass 0 as fntype to hard_function_value.
10162 (expand_function_end): Likewise.
10163 * reg-stack.c: Include target.h.
10164 (stack_result): Use new target hook for function_value.
10165 * target-def.h: New target hook function_value.
10166 * target.h: Likewise.
10167 * targhooks.c (default_function_value): New function.
10168 * targhooks.h (default_function_value): Declare.
10170 2005-07-13 Ian Lance Taylor <ian@airs.com>
10172 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10174 2005-07-14 Jan Hubicka <jh@suse.cz>
10176 * tree-dfa.c (dump_variable): Use default_def function.
10177 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10178 * tree-ssa.c (verify_use): Likewise.
10179 * tree-ssanames.c (release_ssa_name): Likewise.
10180 * tree-tailcall.c (eliminate_tail_call): Likewise.
10181 (tree_optimize_tail_calls_1): Likewise.
10182 * tree-vrp.c (get_value_range): Likewise.
10184 2005-07-14 Ben Elliston <bje@au.ibm.com>
10186 * gcc.c (main): Compare language[0] with '*' when iterating over
10189 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10191 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10192 "s390_emit_compare". Add handling of CCZ1mode.
10193 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10194 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10196 (s390_branch_condition_mask): Add CCZ1mode handling.
10197 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10198 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10199 Use CCZ1mode instead of CCZmode.
10200 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10202 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10204 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10206 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10208 2005-07-13 Eric Christopher <echristo@redhat.com>
10210 * config/mips/mips.c (mips_canonicalize_comparison): New.
10211 (mips_emit_int_relational): Use.
10213 2005-07-13 Eric Christopher <echristo@redhat.com>
10215 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10216 static extra parts.
10217 * config/s390/s390.md: Include tpf.md. Move tpf specific
10219 * config/s390/tpf.md: To here.
10220 * config/s390/s390.opt: Move tpf specific options...
10221 * config/s390/tpf.opt: to here. Add mmain option.
10222 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10223 * config/s390/tpf.h: Rewrite.
10225 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10227 * doc/tm.texi: Remove @xref{Cross-profiling}.
10229 2005-07-13 Jeff Law <law@redhat.com>
10231 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10232 expressions, test their _DECL operands for pointer equality rather
10233 than using operand_equal_p.
10235 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10237 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10238 (TARGET_POSIX_IO): This.
10239 * config/darwin.h: Likewise.
10240 * config/freebsd.h: Likewise.
10241 * config/linux.h: Likewise.
10242 * config/lynx.h: Likewise.
10243 * config/netbsd.h: Likewise.
10244 * config/rs6000/linux64.h: Likewise.
10245 * config/rs6000/linux.h: Likewise.
10246 * config/s390/tpf.h: Likewise.
10247 * config/sh/embed-elf.h: Likewise.
10248 * config/sparc/linux64.h: Likewise.
10249 * config/sparc/linux.h: Likewise.
10250 * config/svr4.h: Likewise.
10251 * gcov-io.h: Likewise.
10253 * doc/tm.texi: Updated.
10255 * libgcov.c (create_file_directory): Defined only if
10256 TARGET_POSIX_IO is defined.
10257 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10260 2005-07-13 Jan Hubicka <jh@suse.cz>
10262 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10264 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10266 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10267 structure as argument.
10269 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10271 PR tree-optimization/21921
10272 * tree-iterator.c (tsi_link_before): Support the case when
10273 tsi_end_p (tsi) == true.
10275 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10277 PR tree-optimization/22442
10278 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10281 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10283 PR rtl-optimization/20376
10284 * toplev.c (process_options): Enable -fweb and -frename-registers when
10286 * doc/invoke.texi: Update the information about when -fweb and
10287 -frename-registers are enabled.
10289 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10292 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10293 if *rhs_p is not a SSA_NAME.
10295 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10297 Fix PR tree-optimization/22422
10298 * tree-ssa-structalias.c (struct variable_info): Add flag for
10300 (get_varinfo): Now a static function.
10301 (new_varinfo): init has_union and is_special_var to false.
10302 (solution_set_add): Check has_union.
10303 (do_da_constraint): Move temporary variable so it gets reset
10305 Also check for special variable.
10306 (do_ds_constraint): Ditto.
10307 (do_sd_constraint): Ditto.
10308 (do_structure_copy): Check for special variable.
10309 (find_func_aliases): Ditto.
10310 (init_base_vars): Set special vars properly.
10312 2005-07-13 Jan Hubicka <jh@suse.cz>
10314 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10317 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10318 (get_expr_operands): Fix thinko wrt flags and subvars.
10320 PR tree-optimize/22379
10321 * tree-inline.c (expand_call_inline): Do not output sorry in early
10324 2005-07-12 Dale Johannesen <dalej@apple.com>
10326 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10328 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10331 * host-linux.h: Include limits.h.
10333 2005-07-12 Dale Johannesen <dalej@apple.com>
10335 * expr.c (compress_float_constant): Add cost check.
10336 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10338 2005-07-12 Dale Johannesen <dalej@apple.com>
10340 * gcc.target/i386/compress-float-sse.c: New.
10341 * gcc.target/i386/compress-float-sse-pic.c: New.
10342 * gcc.target/i386/compress-float-387.c: New.
10343 * gcc.target/i386/compress-float-387-pic.c: New.
10344 * gcc.dg/compress-float-ppc.c: New.
10345 * gcc.dg/compress-float-ppc-pic.c: New.
10347 2005-07-12 Eric Christopher <echristo@redhat.com>
10349 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10350 static extra parts.
10351 * config/s390/s390.md: Include tpf.md. Move tpf specific
10353 * config/s390/tpf.md: To here.
10354 * config/s390/s390.opt: Move tpf specific options...
10355 * config/s390/tpf.opt: to here. Add mmain option.
10356 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10357 * config/s390/tpf.h: Rewrite.
10359 2005-07-12 Eric Christopher <echristo@redhat.com>
10361 * gcc.c (struct infile): Update comment for language.
10362 (main): Rewrite input file resetting code.
10364 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10367 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10368 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10369 (lookup_avail_expr): Use constant_boolean_node instead
10370 of boolean_false_node/boolean_true_node.
10372 2005-07-12 Ben Elliston <bje@au.ibm.com>
10374 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10375 and use it when printing num_edges.
10377 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10379 * doc/extend.texi (Blackfin Built-in Functions): New section.
10380 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10383 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10385 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10386 s/cmpstrsi/cmpstrnsi
10387 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10389 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10390 (init_optabs): Initialize cmpstrn_optab.
10391 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10392 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10393 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10394 * config/i386/i386.md: s/cmpstr/cmpstrn
10395 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10396 * doc/md.texi: Update documentation.
10398 2005-07-11 Richard Henderson <rth@redhat.com>
10400 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10401 build_va_arg_indirect_ref.
10402 (alpha_gimplify_va_arg): Likewise.
10403 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10404 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10405 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10406 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10407 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10408 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10410 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10412 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10414 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10415 * passes.c (init_optimization_passes): Add pass_empty_loop.
10416 * tree-pass.h (pass_empty_loop): Declare.
10417 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10418 try_remove_empty_loop, remove_empty_loops): New functions.
10419 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10420 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10422 2005-07-12 Peter Barada <peter@the-baradas.com>
10424 PR middle-end/16719
10425 PR middle-end/18421
10426 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10427 in address registers.
10428 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10429 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10430 alternative of addsi3_5200.
10432 2005-07-11 Ian Lance Taylor <ian@airs.com>
10434 * config/mips/mips.md (ffs<mode>2): Remove.
10436 2005-07-11 Ian Lance Taylor <ian@airs.com>
10438 * doc/tree-ssa.texi (Cleanups): Improve description of
10440 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10442 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10444 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10445 * tree.h (DECL_ARGUMENT_FLD): New macro.
10447 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10449 Fix PR tree-optimization/22404
10451 * tree-ssa-structalias.c (create_variable_info_for): Use
10454 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10456 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10457 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10458 for second comparison operand.
10459 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10461 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10462 (define_insn_reservation "alu"): Likewise.
10463 (csync, ssync): Now of type sync.
10464 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10465 -mcsync-anomaly -mspecld-anomaly.
10466 * config/bfin/bfin.opt (mcsync): Remove.
10467 (mcsync-anomaly, mspecld-anomaly): Add.
10468 * config/bfin/bfin.c: Include "insn-codes.h".
10469 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10470 (TARGET_DEFAULT_TARGET_FLAGS): New.
10471 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10473 2005-07-11 Steven Bosscher <stevenb@suse.de>
10475 * basic-block.h: Give the BB flags enum a name, bb_flags.
10476 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10477 * cfgcleanup.c (enum bb_flags): Remove here.
10478 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10479 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10480 (update_forwarder_flag): Likewise.
10481 (thread_jump): Likewise.
10482 (try_forward_edges): Likewise.
10483 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10484 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10485 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10487 2005-07-11 Richard Guenther <rguenther@suse.de>
10489 * config/i386/i386.opt: New target option -msseregparm.
10490 * config/i386/i386.c (override_options): Error out for
10491 -msseregparm but no SSE support.
10492 (ix86_function_sseregparm): Check for global sseregparm.
10493 * doc/invoke.texi: Document -msseregparm.
10495 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10497 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10498 (m32rle-*-linux*): Ditto.
10500 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10502 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10503 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10506 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10508 PR middle-end/22239
10510 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10511 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10513 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10515 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10516 (varmap): Heapify varmap.
10517 (constraints): Heapify constraints.
10518 (struct constraint_graph): Heapify succs and preds.
10519 (constraint_vec_find): Update for heapification.
10520 (constraint_set_union): Ditto.
10521 (insert_into_complex): Ditto.
10522 (constraint_edge_vec_find): Ditto.
10523 (erase_graph_self_edge): Ditto.
10524 (add_graph_edge): Ditto.
10525 (get_graph_weights): Ditto.
10526 (merge_graph_nodes): Ditto.
10527 (build_constraint_graph): Ditto.
10528 (topo_visit): Ditto.
10529 (solve_graph): Ditto.
10530 (create_variable_info_for): Ditto.
10531 (init_base_vars): Ditto.
10532 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10533 (condese_varmap_nodes): Free complex vector.
10534 (clear_edges_for_node): Clear succs and preds vector.
10536 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10538 * tree-ssa-structalias.c (update_alias_info): Change counting of
10539 references to not include vdefs.
10541 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10543 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10544 (up_insert): Ditto.
10546 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10548 * pa.c (pa_commutative_p): Make PLUS commutative when
10549 TARGET_NO_SPACE_REGS is true.
10551 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10553 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10554 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10555 * tree-dfa.c (dump_subvars_for): New.
10556 (debug_subvars_for): New.
10557 (dump_variable): Show subvariables if VAR has them.
10558 * tree-flow-inline.h (get_subvar_at): New.
10559 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10560 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10562 (struct subvar): Change fields offset and size to unsigned
10564 (dump_subvars_for): Declare.
10565 (debug_subvars_for): Declare.
10566 (get_subvar_at): Declare.
10567 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10568 to unsigned HOST_WIDE_INT *.
10569 (overlap_subvar): Likewise.
10570 * tree-gimple.c (is_gimple_reg): Always return false for
10571 SFTs and memory tags.
10572 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10573 Update all callers.
10574 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10575 (compute_may_aliases): Call compute_points_to_sets.
10576 (collect_points_to_info_for): Remove.
10577 (compute_points_to_and_addr_escape): Remove.
10578 (delete_alias_info): Call delete_points_to_sets.
10579 (compute_flow_sensitive_aliasing): If the call to
10580 find_what_p_points_to returns false, call set_pt_anything.
10581 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10582 (set_pt_anything): Clear pi->pt_vars.
10583 (set_pt_malloc): Remove.
10584 (merge_pointed_to_info): Remove.
10585 (add_pointed_to_expr): Remove.
10586 (add_pointed_to_var): Remove.
10587 (collect_points_to_info_r): Remove.
10588 (is_escape_site): Make extern.
10590 (create_overlap_variables_for): Call it.
10591 * tree-ssa-copy.c (merge_alias_info): Never merge
10592 flow-sensitive alias information.
10593 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10594 offset and size to be unsigned HOST_WIDE_INT.
10595 (add_to_addressable_set): Rename from note_addressable.
10596 Set TREE_ADDRESSABLE as the variables are added to the set.
10598 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10599 operands into VUSEs when adding V_MAY_DEFs for members in an
10601 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10602 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10603 (struct variable_info): Add bitfield is_heap_var.
10604 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10605 (new_var_info): Initialize is_heap_var.
10606 (get_constraint_for): Add HEAP variables to the symbol table.
10607 Mark them with is_heap_var.
10608 (update_alias_info): New. Taken mostly from the old
10609 compute_points_to_and_addr_escape.
10610 (handle_ptr_arith): New.
10611 (find_func_aliases): Call update_alias_info.
10612 Call handle_ptr_info for tcc_binary expressions.
10613 Call mark_stmt_modified.
10614 (create_variable_info_for): If DECL has subvars, do not create
10615 variables for its subvars. Always add all the fields.
10616 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10617 SFTs, then add all the SFTs of the structure.
10618 If VI->DECL is an aggregate with subvariables, add the SFT at
10620 (find_what_p_points_to): If VI is an artificial variable,
10621 translate to bitfields in SSA_NAME_PTR_INFO.
10622 If the solution is empty, set pi->pt_vars to NULL
10623 (init_base_vars): Create ANYOFFSET.
10624 (compute_points_to_sets): Rename from create_alias_vars.
10626 (pass_build_pta): Remove.
10627 (delete_points_to_sets): Rename from delete_alias_vars.
10628 (pass_del_pta): Remove.
10629 * tree-ssa-structalias.h (struct alias_info): Move from
10631 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10632 NUM_REFERENCES_SET): Likewise.
10633 (compute_points_to_sets, delete_points_to_sets): Declare.
10635 2005-07-09 Richard Henderson <rth@redhat.com>
10637 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10638 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10639 alpha_split_lock_test_and_set_12): New functions.
10640 * config/alpha/alpha-protos.h: Update.
10641 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10642 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10643 * config/alpha/sync.md (I12MODE): New.
10644 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10645 (sync_<fetchop_name><I48MODE>): Likewise.
10646 (sync_nand<I48MODE>): Likewise.
10647 (sync_old_<fetchop_name><I48MODE>): Likewise.
10648 (sync_new_<fetchop_name><I48MODE>): Likewise.
10649 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10650 (sync_compare_and_swap<I48MODE>): Likewise.
10651 (sync_lock_test_and_set<I48MODE>): Likewise.
10652 (sync_compare_and_swap<I12MODE>): New.
10653 (sync_compare_and_swap<I12MODE>_1): New.
10654 (sync_lock_test_and_set<I12MODE>): New.
10655 (sync_lock_test_and_set<I12MODE>_1): New.
10657 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10661 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10663 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10665 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10666 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10668 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10671 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10673 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10675 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10676 memory_operand constraint.
10677 (store_conditional_<mode>): Same.
10678 (sync_compare_and_swap<mode>): Same.
10679 (sync_lock_test_and_set<mode>): Same.
10681 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10683 Rewrite PIC support to more closely model actual instructions.
10684 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10685 (cris_symbol): Remove prototypes for removed functions.
10686 (cris_pic_symbol_type_of, cris_valid_pic_const)
10687 (cris_expand_pic_call_address): Prototypes for new functions.
10688 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10690 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10692 <case ':'>: Add case for new punctuation character.
10693 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10694 emitting (extra) PIC modifier.
10695 <case UNSPEC>: Do not assert for PLT.
10696 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10697 (cris_expand_prologue, cris_expand_epilogue): Check
10698 for pic_offset_table_rtx usage instead of taking
10699 current_function_uses_pic_offset_table as the final word.
10700 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10701 Remove flag_pic difference.
10702 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10703 the moral equivalents of...
10704 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10706 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10707 (cris_handle_option): Mark ARG as unused.
10708 (cris_expand_pic_call_address): New worker function for "call",
10710 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10711 output PIC constructs here.
10712 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10713 as symbol-specific modifers, not whole or part of operands.
10714 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10715 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10716 constants and flag_pic.
10717 (CONSTANT_INDEX_P): Adjust for new functions.
10718 (enum cris_pic_symbol_type): New helper type.
10719 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10720 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10721 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10723 ("movsi"): Emit actual instructions for GOT and relative access.
10724 ("*movsi_got_load"): New pattern to set up the register holding
10726 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10727 Adjust FIXME for 'S'.
10728 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10729 Use "movs" for -fpic cases.
10730 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10731 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10732 ("call", "call_value"): Just call cris_expand_pic_call_address for
10734 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10735 Remove special pattern.
10736 ("*expanded_call_side", "*expanded_call_value_side"): New
10738 (gotplt-to-plt, gotplt-to-plt-side-call)
10739 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10741 * config/cris/cris/predicates.md
10742 ("cris_general_operand_or_gotless_symbol"): Remove unused
10744 ("cris_general_operand_or_symbol"): Adjust for new functions.
10746 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10748 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10750 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10752 * Makefile.in (TREE_H): Add treestruct.def.
10753 (c-decl.o): Add pointer-set.h
10754 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10755 visibility on regular DECL's.
10756 (merge_decls): Fix the copying of decl nodes of various types for
10757 the new structures. Don't update RTL, section name, weak status,
10758 etc, on DECL's without RTL.
10759 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10760 Don't check volatile on non-variable types.
10761 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10762 to check whether we have seen arguments.
10763 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10764 flag is checked before field (flag is common, field is not).
10765 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10766 TS_DECL_COMMON could have an origin.
10767 (add_location_or_const_value_attribute): Don't check section name
10768 on non-var/function decls.
10769 (dwarf2out_var_location): Reverse order of tests.
10770 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10771 with DECL_WRTL_CHECK.
10772 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10773 * fold-const.c (fold_binary): Don't check weakness on
10774 non-var/function decls.
10775 (tree_expr_nonzero_p): Ditto.
10776 (fold_checksum_tree): Use tree_decl_extra as sizeof
10778 * ggc-page.c (extra_order_size_table): Add sizes for
10779 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10781 * gimplify.c (gimplify_bind_expr): Only set
10782 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10783 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10785 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10786 * langhooks.h (init_ts). New langhook.
10787 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10788 * print-tree.c (print_node): Update to only print fields that
10789 exist in the structures the passed decl has.
10790 * toplev.c (wrapup_global_declarations): Don't reset
10791 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10792 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10793 * tree-inline.c (remap_decl): Ditto.
10794 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10795 * tree-pretty-print.c (print_declaration): Don't print
10796 DECL_REGISTER on things that don't contain it.
10797 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10798 non-var/function decls.
10799 * tree.c (tree_contains_struct): New structure.
10800 (init_priority_for_decl): New hashtable.
10801 (tree_int_map): New structure.
10802 (tree_int_map_eq): New function.
10803 (tree_int_map_marked_p): Ditto.
10804 (tree_int_map_hash): Ditto.
10805 (tree_map): Move to tree.h.
10806 (tree_map_eq): Externalize.
10807 (tree_map_hash): Ditto.
10808 (tree_map_marked_p): Ditto.
10809 (init_ttree): Set up tree_contains_struct and call langhook.
10810 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10811 (tree_code_size): Update for new structures.
10812 (tree_node_structure): Update for new structures.
10813 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10815 (copy_node_stat): Copy init priority.
10816 (build_decl_stat): Ditto for visibility.
10817 (ts_enum_names): New.
10818 (tree_contains_struct_check_failed): New function.
10819 (decl_init_priority_lookup): Ditto.
10820 (decl_init_priority_insert): Ditto.
10821 * treestruct.def: New file.
10822 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10823 (CONTAINS_STRUCT_CHECK): Ditto.
10824 (tree_contains_struct_check_failed): New prototype.
10825 (DECL_CHECK): Removed.
10826 (DECL_MINIMAL_CHECK): New.
10827 (DECL_COMMON_CHECK): Ditto.
10828 (DECL_WRTL_CHECK): Ditto.
10829 (DECL_NON_COMMON_CHECK): Ditto.
10830 (DECL_WITH_VIS_CHECK): Ditto.
10831 (VAR_OR_FUNCTION_DECL_P): Ditto
10832 (struct tree_decl_minimal): New structure.
10833 (struct tree_decl_common): Ditto.
10834 (struct tree_decl_with_rtl): Ditto.
10835 (struct tree_decl_with_vis): Ditto.
10836 (struct tree_decl_non_common): Ditto.
10837 (struct tree_field_decl): Ditto.
10838 (struct tree_parm_decl): Ditto.
10839 (struct tree_var_decl): Ditto.
10840 (struct tree_function_decl): Ditto.
10841 (struct tree_const_decl): Ditto.
10842 (struct tree_result_decl): Ditto.
10843 (union tree_node): Add new structures.
10844 * var-tracking.c (track_expr_p): Reverse order of tests.
10846 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10848 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10850 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10851 * system.h: Poison FINALIZE_PIC.
10852 * doc/tm.texi (FINALIZE_PIC): Remove.
10854 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10857 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10858 to the correct type if we have a MODIFY_EXPR.
10860 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10862 PR tree-optimization/22360
10863 * tree.c (upper_bound_in_type): Fix calculations for casting
10864 to a non-wider signed type and casting a signed value to a
10865 wider unsigned type.
10866 (lower_bound_in_type): Fix calculations for casting to a
10867 non-wider signed type.
10869 PR tree-optimization/20139
10870 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10872 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10873 fold_cond_expr_cond.
10874 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10875 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10877 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10880 * tree-complex.c (expand_complex_libcall): Produce
10881 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10883 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10885 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10886 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10887 b" assert and inserted fastpath code for this case.
10888 (bitmap_ior): Removed "a != b" assert.
10890 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10892 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10893 (ENDFILE_SPEC): Likewise.
10894 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10896 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10897 a large stack frame at epilogue.
10899 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10901 * final.c: Include sdbout.h when required.
10903 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10905 * config.gcc (*-*-darwin*): Only one target-specific header file
10906 for generic darwin.
10907 (powerpc-*-darwin*): Add version-specific header files.
10908 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10909 * config.in: Regenerate.
10910 * configure: Regenerate.
10911 * gcc.c: Include xregex.h.
10912 (version_compare_spec_function): New.
10913 (spec_function): Add version-compare.
10914 (replace_outfile_spec_function): Reformat comment.
10915 (compare_version_strings): New.
10916 * config/darwin-c.c (version_as_macro): New.
10917 (builtin_define): New.
10918 (darwin_cpp_builtins): New.
10919 * config/darwin-protos.h (darwin_cpp_builtins): New.
10920 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10921 (LIB_SPEC): Make unconditional, update comment.
10922 (TARGET_C99_FUNCTIONS): Define.
10923 * config/darwin.opt: Sort.
10924 (mmacosx-version-min=): New.
10925 * config/darwin7.h: Delete.
10926 * config/darwin8.h: Delete.
10927 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10928 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10929 (TARGET_C99_FUNCTIONS): Define.
10930 * config/rs6000/darwin7.h: New.
10931 * config/rs6000/darwin8.h: New.
10932 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10933 (-mmacosx-version-min): Document.
10935 2005-07-07 Ian Lance Taylor <ian@airs.com>
10937 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10939 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10941 PR middle-end/22239
10942 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10944 2005-07-07 Khem Raj <kraj@mvista.com>
10946 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10947 in bytes, not words.
10949 2005-07-07 Paul Brook <paul@codesourcery.com>
10951 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10952 DEFAULT_FUNCTION_ARG_PADDING to upward.
10954 2005-07-07 Richard Henderson <rth@redhat.com>
10956 * function.c (locate_and_pad_parm): Record parameter alignment in
10957 stack_alignment_needed.
10959 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10961 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10962 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10963 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10964 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10965 (define_attr "type"): Add isync, sync, load_l, store_c.
10966 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10967 Create scratch volatile MEM.
10968 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10970 (load_locked_<mode>): New.
10971 (store_conditional_<mode>): New.
10972 (sync_compare_and_swap<mode>): Replace with splitter.
10973 (sync_lock_test_and_set<mode>): Replace with splitter.
10974 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10976 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10977 is ics. Attribute isync.
10978 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10980 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10981 and UNSPECV_SYNC_OP.
10982 (emit_unlikely_jump): New.
10983 (emit_load_locked): New.
10984 (emit_store_conditional): New.
10985 (rs6000_split_compare_and_swap): New.
10986 (rs6000_split_lock_test_and_set): New.
10987 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10988 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10989 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10990 rs6000_split_lock_test_and_set): Declare.
10991 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10992 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10993 store_c, isync, sync.
10995 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10997 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10998 filenames to gtyp-gen.h.
10999 (s-typ-gen): Use it in place of for loops.
11001 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11003 * hooks.c (hook_bool_rtx_int_false): New function.
11004 * hooks.h (hook_bool_rtx_int_false): Declare.
11005 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11006 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11007 * target.h (struct gcc_target): Add commutative_p member.
11008 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11009 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11010 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11011 (pa_commutative_p): New function.
11012 * jump.c (target.h): Include.
11013 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11014 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11016 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11018 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11019 (s390_expand_setmem): New.
11020 * config/s390/s390.c: Likewise.
11021 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11023 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11024 general_operand. Call new function "s390_expand_setmem".
11025 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11026 ("setmem_long", "*setmem_long"): ... this.
11028 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11030 * config/s390/s390.c: (optimization_options): Enable
11031 TARGET_MVCLE at -Os.
11032 * doc/invoke.texi: Document changes in default behaviour.
11033 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11035 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11037 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11038 defined by back-end.
11040 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11042 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11043 all sets in the pattern.
11044 * config/rs6000/rs6000.md (stack_protect_testsi,
11045 stack_protect_testdi): Likewise.
11047 2005-07-06 Jeff Law <law@redhat.com>
11049 * tree-vrp.c (simplify_using_ranges): Kill.
11050 (vrp_finalize): Remove call to simplify_using_ranges.
11051 (simplify_stmt_using_ranges): New function extracted from
11052 simplify_using_ranges.
11053 (simplify_div_or_mod_using_ranges): Likewise.
11054 (simplify_abs_using_ranges): Likewise.
11055 (simplify_cond_using_ranges): New function.
11056 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11057 * tree-ssa-propagate.c (substitute_and_fold): Call
11058 simplify_stmt_using_ranges if we have range information.
11060 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11062 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11063 ia64_flag_schedule_isns2.
11065 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11066 reading/writing general registers.
11067 (ia64_function_arg): Revert 2005-06-18 change.
11069 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11071 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11072 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11074 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11076 * function.c (expand_function_end): Revert part of 2005-06-27
11077 patch. Do sjlj_emit_function_exit_after after return_label.
11079 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11081 * doc/install.texi (--disable-libssp): New.
11083 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11085 * doc/invoke.texi: Update -fforce-mem documentation.
11086 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11087 code for -fforce-mem.
11088 * expmed.c: (store_bit_field,store_fixed_bit_field,
11089 extract_bit_field): Ditto.
11090 * expr.c: (convert_move): Ditto.
11091 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11092 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11093 emit_conditional_add,expand_float,expand_fix): Ditto.
11094 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11095 (common_handle_option): Issue warning when -fforce-mem specified.
11097 2005-07-06 Paul Brook <paul@codesourcery.com>
11099 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11101 * configure: Regenerate.
11103 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11105 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11107 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11109 Fix PR tree-optimization/22319
11110 Fix PR tree-optimization/22140
11111 Fix PR tree-optimization/22310
11113 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11114 variable sized types.
11115 Use correct type for intermediate structure on *a = *b structure
11118 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11120 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11122 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11123 (machine_function): Move typedef to...
11124 * config/rs6000/rs6000.c (machine_function): ... here. Add
11125 varargs_save_offset field.
11126 (rs6000_stack_t): Remove varargs_size field.
11127 (setup_incoming_varargs): Allocate varargs save area using
11128 assign_stack_local, try to make it as small as possible.
11129 Save offset from virtual_stack_vars_rtx to the save area
11130 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11131 instead of magic 8 when fp word byte size is used.
11132 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11133 instead of -RS6000_VARARGS_SIZE.
11134 (rs6000_stack_info, debug_stack_info,
11135 rs6000_initial_elimination_offset): Remove all traces of
11137 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11138 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11139 RS6000_VARARGS_AREA.
11141 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11143 PR tree-optimization/21963
11144 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11145 constant_multiple_of in the same way get_computation_cost_at does.
11147 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11149 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11150 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11151 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11152 and return its previous value.
11153 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11154 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11156 (stack_protect_set, stack_protect_test): New expanders.
11157 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11158 stack_protect_testdi): New insns.
11159 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11160 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11162 2005-07-06 Jeff Law <law@redhat.com>
11164 * tree-ssa-dce.c (cfg_altered): New global.
11165 (tree_dce_init): Initialize cfg_altered.
11166 (remove_dead_stmt): If we remove an edge in the CFG, then set
11168 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11171 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11173 * Makefile.in (stamp-collect-ld): Use
11174 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11175 ./collect-ld if it already exists.
11176 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11177 Don't remove ./nm if it already exists.
11179 2005-07-05 Devang Patel <dpatel@apple.com>
11181 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11182 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11183 * tree-vectorizer.c (vect_loop_location): New.
11184 (vect_print_dump_info): Use vect_loop_location.
11185 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11186 (vectorize_loops): Set vect_loop_location.
11187 * tree-vect-analyze.c (vect_analyze_offset_expr,
11188 vect_determin_vectorization_factor, vect_analyze_operations,
11189 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11190 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11191 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11192 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11193 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11194 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11195 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11196 vect_analyze_loop): Adjust vect_print_dump_info API.
11197 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11198 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11199 vect_finish_stmt_generation, vectorizable_assignment,
11200 vectorizable_operation, vectorizable_store, vectorizable_load,
11201 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11202 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11203 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11204 vect_transform_loop): Same.
11205 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11206 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11209 2005-07-05 Randolph Chung <tausq@debian.org>
11211 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11212 * configure: Regenerate.
11213 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11214 (pa_tls_referenced_p): Declare.
11215 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11216 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11217 (legitimize_tls_address): New.
11218 (hppa_legitimize_address): Handle TLS addresses.
11219 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11220 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11221 (emit_move_sequence): Handle TLS addresses.
11222 (pa_encode_section_info): Call default handler to handle common
11224 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11225 (CONSTANT_ADDRESS_P): Reject TLS operands.
11226 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11227 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11228 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11229 (UNSPEC_TLSLE): Define new constants.
11230 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11231 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11232 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11233 (tie_symbolic_operand, tle_symbolic_operand): New
11235 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11237 * aclocal.m4: Update macros for autoconf 2.59 style.
11238 * configure.ac: Likewise.
11240 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11242 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11243 (function_arg): Pass small aggregates in general registers on 32-bit
11245 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11247 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11249 * Makefile.in (final.o): Fix dependencies.
11251 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11255 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11256 * langhooks.c (lhd_expr_to_decl): New.
11257 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11259 (LANG_HOOKS_INITIALIZER): Update.
11260 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11261 expr_to_decl langhook.
11262 * c-tree.h (c_expr_to_decl): Declare.
11263 * c-typeck.c (c_expr_to_decl): New.
11264 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11266 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11268 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11271 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11272 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11274 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11276 * Makefile.in: Adjust dependencies.
11277 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11278 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11279 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11280 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11281 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11282 rest_of_compilation.
11284 * bb-reorder.c (gate_duplicate_computed_gotos,
11285 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11286 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11287 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11288 pass_partition_blocks): New.
11289 * bt-load.c (gate_handle_branch_target_load_optimize,
11290 rest_of_handle_branch_target_load_optimize,
11291 pass_branch_target_load_optimize): New.
11292 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11294 * cfglayout.c (pass_insn_locators_initialize): New.
11295 * cfgrtl.c (pass_free_cfg): New.
11296 * combine.c (gate_handle_combine, rest_of_handle_combine,
11297 pass_combine): New.
11298 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11299 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11300 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11301 * except.c (pass_set_nothrow_function_flags,
11302 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11304 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11305 rest_of_handle_shorten_branches, pass_shorten_branches,
11306 rest_of_clean_state, pass_clean_state): New.
11307 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11308 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11309 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11311 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11312 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11313 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11314 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11316 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11317 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11318 pass_rtl_ifcvt, gate_handle_if_after_combine,
11319 rest_of_handle_if_after_combine, pass_if_after_combine,
11320 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11321 pass_if_after_reload): New.
11322 * integrate.c (pass_initial_value_sets): New.
11323 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11324 pass_purge_lineno_notes): New.
11325 * mode-switching.c (rest_of_handle_mode_switching,
11326 pass_mode_switching): New.
11327 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11328 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11330 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11331 pass_loop_optimize): New.
11332 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11334 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11336 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11337 pass_postreload_cse): New.
11338 * profile.c (gate_handle_profiling, pass_profiling,
11339 rest_of_handle_branch_prob, pass_branch_prob): New.
11340 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11341 pass_split_before_regstack, gate_handle_split_before_regstack,
11342 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11343 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11344 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11345 pass_stack_regs): New.
11346 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11347 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11348 pass_stack_adjustments): New.
11349 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11350 pass_regrename): New.
11351 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11352 pass_delay_slots, gate_handle_machine_reorg,
11353 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11354 * rtl.h (extern void purge_line_number_notes): New.
11355 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11356 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11358 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11360 * value-prof.c (gate_handle_value_profile_transformations,
11361 rest_of_handle_value_profile_transformations,
11362 pass_value_profile_transformations): New.
11363 * var-tracking.c (gate_handle_var_tracking,
11364 pass_variable_tracking): New.
11365 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11367 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11368 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11369 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11370 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11371 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11372 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11373 rest_of_handle_gcse2, rest_of_handle_regmove,
11374 rest_of_handle_tracer, rest_of_handle_if_conversion,
11375 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11376 rest_of_handle_web, rest_of_handle_branch_prob,
11377 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11378 rest_of_handle_jump_bypass, rest_of_handle_combine,
11379 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11380 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11381 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11382 rest_of_handle_mode_switching, rest_of_handle_jump,
11383 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11384 rest_of_handle_flow2, rest_of_handle_jump2,
11385 rest_of_handle_peephole2, rest_of_handle_postreload,
11386 rest_of_handle_shorten_branches, rest_of_clean_state,
11387 rest_of_compilation): Remove.
11389 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11390 * passes.c (dump_flags, in_gimple_form, all_passes,
11391 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11392 register_dump_files, next_pass_1, last_verified, execute_todo,
11393 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11394 from tree-optimize.c.
11395 (init_optimization_passes): Moved from tree-optimize.c,
11396 adding the RTL optimizations.
11397 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11398 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11399 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11400 register_dump_files, next_pass_1, last_verified, execute_todo,
11401 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11402 init_tree_optimization_passes, ipa_passes): Delete.
11403 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11405 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11406 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11408 (ipa_passes): Remove.
11409 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11410 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11411 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11412 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11413 (dump_info_p, dump_flag): Moved to tree-dump.h.
11415 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11417 * passes.c (finish_optimization_passes): Use dump_begin
11418 and dump_end, TDI_end.
11419 (gate_rest_of_compilation): New.
11420 (pass_rest_of_compilation): Use it.
11421 (gate_postreload, pass_postreload): New.
11422 * toplev.c (general_init): Rename init_tree_optimization_passes.
11423 * toplev.h (init_tree_optimization_passes): Rename to
11424 init_optimizations_passes.
11425 * tree-dump.c (dump_flag): Make static.
11426 (dump_files): Remove RTL dumps.
11427 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11428 pass_cleanup_cfg, pass_free_cfg_annotations,
11429 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11430 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11431 * tree-pretty-print.c: Include tree-pass.h.
11432 * cgraph.c: Include tree-dump.h.
11434 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11436 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11437 Only fall back to saying it points to readonly memory if
11438 we can't do better.
11440 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11442 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11443 * config/m32r/m32r.c (m32r_compute_frame_size,
11444 m32r_expand_prologue): Take current_function_profile into
11445 account whenever we reference
11446 current_function_uses_pic_offset_table.
11447 (m32r_finalize_pic): Remove.
11448 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11450 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11452 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11453 instead of $<. Don't remove ./as if it already exists.
11455 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11458 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11459 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11460 for complex modes when generating code for PA 1.0.
11461 (VALID_FP_MODE_P): New macro.
11462 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11463 sets for all general and floating point modes. Align wide floating
11464 point modes to even register boundaries to comply with architectural
11466 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11467 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11468 (VALID_FP_MODE_P): New macro.
11469 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11470 sets for all general and floating point modes. Align wide floating
11471 point modes to even register boundaries to comply with architectural
11474 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11476 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11479 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11481 * tree-ssa-structalias.c: Don't include expr.h.
11483 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11485 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11488 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11490 Fix PR tree-optimization/22279
11492 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11495 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11497 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11499 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11501 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11502 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11503 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11504 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11505 config/stormy16/stormy16.c, config/v850/v850.c,
11506 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11507 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11508 Avoid "." or "\n" at end of diagnostics and capital letters at
11509 start of diagnostics.
11510 * combine.c, cse.c: Don't translate dump file output.
11511 * toplev.c (print_version): Only translate output if going to
11514 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11516 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11517 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11520 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11522 * pa.c (fix_range): Fix typo in comment.
11524 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11526 * tree-vrp.c (extract_range_from_assert): Replace
11527 fold (build (...)) with fold_build2.
11529 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11531 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11532 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11533 (format_types_orig, handle_format_attribute): Add support for
11536 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11538 * varasm.c (assemble_variable): Fix format specifier thinko.
11540 2005-07-03 Ira Rosen <irar@il.ibm.com>
11542 PR tree-optimization/22029 (and 22135)
11543 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11544 a phi node before calling dump_vops.
11546 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11548 * tree-dump.h (dump_string_field): Declare.
11549 * tree-dump.c: Use it instead of dump_string.
11550 (dump_string_field): Make non-static.
11552 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11554 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11555 up the minimal CFG stuff always when optimize > 0. Call
11556 split_all_insns_noflow in PIC case if needed.
11558 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11559 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11562 * c-decl.c (c_write_global_declarations): Dump contents of
11564 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11565 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11566 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11567 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11570 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11572 * c-common.h (GCC_DIAG_STYLE): Define.
11573 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11574 version for format checking to 4.1.
11575 * c-format.c: Include toplev.h after c-common.h.
11576 (enum format_type): Add gcc_tdiag_format_type.
11577 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11578 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11579 (format_types_orig): Add gcc_tdiag.
11580 (init_dynamic_diag_info): Support gcc_tdiag formats.
11581 (handle_format_attribute): Likewise.
11582 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11583 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11584 version for format checking to 4.1.
11585 (warning0, warning, error, pedwarn, sorry): Use
11586 ATTRIBUTE_GCC_DIAG.
11587 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11588 (finish_aliases_1): Do not use %qE.
11589 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11590 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11591 Correct format bugs.
11592 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11593 parameter to unsigned HOST_WIDE_INT.
11594 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11596 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11598 PR middle-end/21742
11599 * expr.c (write_complex_part): Use adjust_address for MEM.
11600 (read_complex_part): Same.
11602 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11604 Fix PR tree-optimization/22280
11606 * tree-sra.c (generate_element_init): Remove useless loop.
11608 2005-07-02 Richard Henderson <rth@redhat.com>
11610 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11612 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11614 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11616 PR middle-end/14490
11617 * fold-const.c (fold_binary): Handle the return value of
11618 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11619 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11621 2005-07-02 Jeff Law <law@redhat.com>
11623 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11624 a eliminate type conversion which feeds an equality comparison
11625 if the original type or either operand in the comparison is a
11628 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11630 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11631 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11633 * config/avr/avr.c: Do not use '`' as left quote.
11634 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11635 Remove "." from end of diagnostics. Make diagnostics start with
11638 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11639 Joseph S. Myers <joseph@codesourcery.com>
11641 * toplev.c (default_tree_printer): Handle setting location with
11643 * c-objc.common.c (c_tree_printer): Likewise.
11644 * c-format.c (gcc_diag_flag_specs): Add '+'.
11645 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11646 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11648 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11649 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11650 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11651 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11652 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11653 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11654 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11655 format arguments where %J is used without %D.
11657 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11659 * gcc.c (LINK_SSP_SPEC): Define.
11660 (link_ssp_spec): New variable.
11661 (LINK_COMMAND_SPEC): Add %(link_ssp).
11662 (static_specs): Add link_ssp_spec.
11663 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11664 * configure: Rebuilt.
11665 * config.in: Rebuilt.
11667 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11668 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11669 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11670 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11671 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11672 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11673 -0x7008(2) instead of reading __stack_chk_guard variable.
11674 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11676 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11677 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11678 if TARGET_THREAD_SSP_OFFSET is defined.
11679 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11680 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11683 2005-06-27 Richard Henderson <rth@redhat.com>
11684 * libgcc-std.ver (GCC_4.1.0): New.
11685 * libgcc.h (__stack_chk_guard): Declare.
11686 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11687 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11688 * mklibgcc.in (lib2funcs): Add them.
11690 2005-07-01 Richard Henderson <rth@redhat.com>
11692 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11693 void * before struct sigcontext *.
11694 (x86_fallback_frame_state): Likewise.
11696 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11698 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11700 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11703 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11704 we check for SSA_NAME for.
11706 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11708 Fix PR tree-optimization/22071
11710 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11712 (get_constraint_for_component_ref): Use it.
11714 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11717 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11718 print out the last new line.
11720 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11722 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11723 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11724 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11725 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11726 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11727 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11728 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11729 (enum reg_class): New member CC0_REGS.
11730 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11731 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11732 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11733 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11734 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11735 Adjust for register now described.
11737 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11740 * config/i386/i386.md (stack_protect_test_si,
11741 stack_protect_test_di): Add earlyclobber for scratch 3.
11742 * config/rs6000/rs6000.md (stack_protect_testsi,
11743 stack_protect_testdi): Add earlyclobber for scratch 3,
11744 remove earlyclobber from scratch 4.
11746 Older entries for 2005 can be found in ChangeLog-2005.