1 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
3 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
5 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
7 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
10 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
12 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
15 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
17 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
19 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
23 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
26 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
28 2005-12-14 Jakub Jelinek <jakub@redhat.com>
32 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
33 DECL_P, call get_section rather than get_named_section. Supply
36 2005-12-14 Ben Elliston <bje@au.ibm.com>
38 * c-common.c (c_common_truthvalue_conversion): Generalise warning
39 for addresses converted to booleans; not just function addresses.
40 * c-typeck.c (build_binary_op): Warn for address comparisons which
41 can never be NULL (eg. func == NULL or &var == NULL).
42 * common.opt (Walways-true): New option.
43 * c-opts.c (c_common_handle_option): Set it with -Wall.
44 * doc/invoke.texi: Document it.
46 2005-12-13 Paul Brook <paul@codesourcery.com>
48 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
49 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
51 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
53 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
54 (EXTRA_MULTILIB_PARTS): Define.
56 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
58 PR rtl-optimization/20070 / part1
59 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
60 count_or_remove_death_notes with kill == -1.
61 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
62 registers if PROP_POST_REGSTACK is set.
63 (mark_used_reg): Likewise.
64 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
65 REG_UNUSED notes for stack regs.
66 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
67 to match rtx_equiv_p machinery. Change caller.
68 (outgoing_edges_match): Likewise.
69 (try_crossjump_to_edge): Use struct_equiv_block_eq
70 instead of flow_find_cross_jump.
71 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
72 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
73 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
74 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
75 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
76 (insns_match_p): Update prototype.
77 (flow_find_cross_jump): Remove prototype.
78 (struct_equiv_block_eq, struct_equiv_init): Declare.
79 (rtx_equiv_p, condjump_equiv_p): Likewise.
80 * struct-equiv.c: Include reload.h.
81 (IMPOSSIBLE_MOVE_FACTOR): Define.
82 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
83 (struct_equiv_improve_checkpoint): Likewise.
84 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
85 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
86 (struct_equiv_merge, find_dying_input): Likewise.
87 (resolve_input_conflict, note_local_live): Likewise.
88 (death_notes_match_p): Change parameters and processing
89 to match rtx_equiv_p machinery. Change caller.
90 (insns_match_p): Likewise.
91 (flow_find_cross_jump): Replace with:
92 (struct_equiv_block_eq).
95 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
96 * recog.c (verify_changes): Make it static.
97 * recog.h: Remove the corresponding prototype.
99 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
101 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
104 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
106 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
107 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
108 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
109 TARGET_MS1_64_001 appropriately.
110 (ms1_machine_reorg): Use TARGET_MS2.
112 2005-12-13 Jakub Jelinek <jakub@redhat.com>
116 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
117 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
118 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
119 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
120 Set mode to SI, adjust constraints.
121 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
122 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
125 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
127 * c-cppbuiltin.c (builtin_define_float_constants): Add
128 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
129 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
130 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
131 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
132 to "((double)%sL)" otherwise "%s".
134 2005-12-13 Paul Brook <paul@codesourcery.com>
136 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
139 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
141 * tree-flow.h: Allow compilation with a C++ compiler.
142 (struct edge_prediction): Prefix all field names with "ep_".
143 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
144 (tree_predict_edge, combine_predictions_for_bb): Likewise.
145 (remove_predictions_associated_with_edge): Likewise.
147 2005-12-12 Jeff Law <law@redhat.com>
149 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
151 * passes.c (init_optimization_passes): Run reassociation again
152 after loop optimizations.
154 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
156 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
158 (optimize_stmt): Ditto.
159 (canonicalize_comparison): New function.
160 * tree-ssa-operands.c (swap_tree_operands): Make external.
161 (get_expr_operands): Stop auto-canonicalization.
162 * tree-ssa-reassoc.c: Rewrite.
163 (init_optimization_passes):
164 * tree-flow.h (swap_tree_operands): Prototype.
165 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
167 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
169 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
170 indicate function epilogue has been output.
171 (pa_asm_output_mi_thunk): Likewise.
172 (output_deferred_plabels): Put plabels in readonly data section when
173 not generating PIC code.
174 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
175 information. Add assert.
176 (som_output_comdat_data_section_asm_op): New function.
177 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
178 instead of output_section_asm_op for COMDAT sections.
180 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
182 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
183 Fix whitespace in vincinity of to-be-installed changes.
184 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
185 (insns_match_p): Likewise.
187 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
189 * config.gcc (ms1): Replace with ...
191 * config/ms1: Rename to ...
192 * config/mt: ... here. Rename ms1 files to mt.
193 * config/mt/mt.c: Adjust gt-mt.h #include.
194 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
195 (crti.o, crtn.o): Adjust file names.
197 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
199 * varray.h: Allow compilation with a C++ compiler.
200 (union varray_data_tag): Prefix all field names with "vdt_".
201 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
202 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
203 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
204 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
205 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
206 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
207 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
208 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
209 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
210 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
211 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
212 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
213 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
214 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
215 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
216 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
217 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
218 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
219 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
220 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
221 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
222 VARRAY_TOP_TREE_PTR): Likewise.
223 * varray.c (varray_grow): Likewise.
224 (varray_clear): Likewise.
226 2005-12-12 Alan Modra <amodra@bigpond.net.au>
229 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
230 alignment to doubleword if the first field is a double array.
231 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
233 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
235 * tree-ssa-structalias.c (process_constraint): Remove code to
236 transform addressofs into scalar.
237 (create_variable_info_for): In whole-program IPA, globals don't
238 point to ANYTHING by default.
240 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
242 * timevar.def (TV_IPA_PTA): New.
243 * tree-pass.h (pass_ipa_pta): New
244 * tree-ssa-structalias.c: Include cgraph.h
246 (predbitmap_obstack): New.
247 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
248 (struct constraint_stats): Add num_edges.
249 (new_var_info): Don't call bitmap_clear.
250 (struct constraint_edge): Update docs.
251 (new_constraint_edge): Remove src param.
252 (struct constraint_graph): Add zero_weight_succs,
253 zero_weight_preds. Update docs.
254 (constraint_expr_equal): Reformat.
255 (constraint_edge_equal): Update for removal of src.
256 (constraint_edge_less): Ditto.
257 (constraint_edge_vec_find): Ditto.
258 (erase_graph_self_edge): Update for removal of src and and zero
260 (clear_edges_for_node): Ditto.
261 (add_graph_edge): Ditto.
262 (get_graph_weights): Ditto.
263 (allocate_graph_weights): Ditto.
264 (merge_graph_nodes): Ditto.
265 (int_add_graph_edge): Ditto.
266 (valid_graph_edge): Ditto.
267 (valid_weighted_graph_edge): Ditto.
268 (build_constraint_graph): Ditto.
270 (collapse_nodes): Ditto.
271 (process_unification_queue): Ditto.
273 (solve_graph): Ditto.
274 (do_structure_copy): Ditto.
275 (perform_var_substitution): Ditto.
276 Init and release obstack.
277 (handle_ptr_arith): Try to resolve directly.
278 (find_func_aliases): Don't call update_alias_info here
279 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
280 (do_sd_constraint): Add code for propagating faster.
282 (do_ds_constraint): Ditto.
283 (count_num_arguments): New function.
284 (create_function_info_for): Ditto.
285 (create_variable_info_for): Handle FUNCTION_DECL.
286 (intra_create_variable_infos): Use make_constraint_to_anything.
287 (init_alias_vars): Init obstacks here.
288 (need_to_solve): Handle zero weight graph changes.
289 (compute_points_to_sets): Call update_alias_info here.
290 (delete_points_to_sets): Free zero weight preds/succs here.
292 (ipa_pta_execute): New
294 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
296 * tree-ssa-structalias.c (var_anyoffset): Removed.
297 (anyoffset_tree): Ditto.
298 (anyoffset_id): Ditto.
299 (do_deref): Take vector of constraints, no return value.
300 Update to work on vector.
301 (get_constraint_for): Ditto.
302 (get_constraint_for_component_ref): Ditto.
303 (do_structure_copy): Ditto.
304 (handle_ptr_arith): Ditto.
305 (find_func_aliases): Ditto.
306 (set_uids_in_ptset): Remove anyoffset handling.
307 (init_base_vars): Ditto.
309 2005-12-10 Mark Mitchell <mark@codesourcery.com>
312 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
313 DECL_EXTERNAL functions have no bodies. Tidy.
315 2005-12-10 Andreas Schwab <schwab@suse.de>
317 * except.c (switch_to_exception_section): Only define if
318 TARGET_UNWIND_INFO is not defined.
320 2005-12-10 Richard Sandiford <richard@codesourcery.com>
322 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
323 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
325 2005-12-10 Richard Sandiford <richard@codesourcery.com>
327 * output.h (init_section, fini_section): Delete.
328 * varasm.c (init_section, fini_section): Delete.
329 (init_varasm_once): Don't initialize them.
330 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
331 there are no corresponding varasm.c variables.
333 2005-12-10 Richard Sandiford <richard@codesourcery.com>
335 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
336 of EH_FRAME_SECTION_NAME into...
337 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
339 * except.c (default_exception_section): Delete, moving most
341 (switch_to_exception_section): ...this new function. Set
342 exception_section if it is still null, then switch to it.
343 (output_function_exception_table): Use switch_to_exception_section.
344 * varasm.c (exception_section, eh_frame_section): Update comments.
345 (get_section): Hoist use of SECTION_NAMED.
346 (init_varasm_once): Don't set exception_section and eh_frame_section.
347 * output.h (default_exception_section): Delete.
348 (default_eh_frame_section): Delete.
350 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
352 * config/bfin/bfin.c: Include "cgraph.h".
353 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
354 Return the reg that holds the pointer to the GOT.
355 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
356 doing stack checking.
358 2005-12-09 Diego Novillo <dnovillo@redhat.com>
360 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
361 recompute_tree_invarant_for_addr_expr.
362 Update uses everywhere.
364 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
366 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
367 (MULTILIB_DIRNAMES): Define.
369 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
372 * config/s390/s390.c (struct s390_address): New field literal_pool.
373 (s390_decompose_address): Compute literal_pool field. Do not
374 assume register %r13 is always (and solely) used as pool base.
375 (s390_extra_constraint_str): Use literal_pool field.
377 2005-12-09 Thiemo Seufer <ths@networkno.de>
379 * config/mips/mips.c (override_options): Don't allow too small
380 integers in FP registers.
382 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
384 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
385 targetm.binds_local_p to check for local function calls.
387 2005-12-09 Alan Modra <amodra@bigpond.net.au>
390 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
391 call_used_regs can't be used to save reg in another reg.
393 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
394 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
396 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
398 * except.c (output_ttype): Likewise.
399 * tree-object-size.c (collect_object_sizes_for): Likewise.
400 (check_for_plus_in_loops_1): Likewise.
401 (check_for_plus_in_loops): Likewise.
402 (compute_object_sizes): Use gcc_unreachable instead of abort.
404 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
406 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
407 (loop_end, loop_init, doloop_end): New insns.
408 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
409 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
410 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
411 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
412 * config/ms1/ms1.c: #include basic-block.h
413 (struct machine_function): Add has_loops field.
415 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
416 (struct loop_info, struct loop_work): New.
417 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
418 (ms1_reorg_loops): New loop optimization.
419 (ms1_machine_reorg): Call it.
420 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
422 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
424 PR tree-optimization/25248
425 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
426 evolution_of_loop from the failed attempt. Remove handling
429 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
431 * tree.h (DECL_EXTERNAL): Clarify documentation.
433 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
434 Jakub Jelinek <jakub@redhat.com>
437 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
438 argument. Don't drop outer ANDs.
439 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
440 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
442 * config/s390/predicates.md (setmem_operand): Remove.
443 (shift_count_operand): Rename to...
444 (shift_count_or_setmem_operand): ... this. Adjust
445 s390_decompose_shift_count caller.
446 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
447 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
448 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
449 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
450 rotl<mode>3_and, setmem_long_and): New insns.
451 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
452 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
453 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
454 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
455 of shift_count_operand.
456 (setmem_long): Use shift_count_or_setmem_operand instead of
459 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
460 Andreas Tobler <a.tobler@schweiz.ch>
462 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
465 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
467 * expr.c (force_operand): Use convert_to_mode for conversions.
469 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
471 * reload.h (reg_equiv_invariant): Declare.
472 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
473 register also when reg_equiv_invariant[R] is set.
475 2005-12-07 Richard Sandiford <richard@codesourcery.com>
476 Andreas Tobler <a.tobler@schweiz.ch>
478 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
480 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
482 * tree-ssa-pre.c (bitmap_set_and): New function.
483 (bitmap_set_and_compl): New function.
484 (bitmap_set_empty_p): New function.
485 (insert_extra_phis): New function.
486 (compute_avail): Use insert_extra_phis.
488 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
490 * config/s390/s390.c (s390_expand_atomic): New function.
491 Adjust comment of helper functions.
492 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
493 * config/s390/s390.md ("ATOMIC"): New code macro.
494 ("atomic"): Corresponding new code attribute.
495 ("sync_lock_test_and_set[hq]i",
496 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
498 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
500 * config/s390/s390.c (s390_expand_mask_and_shift,
501 struct alignment_context, init_alignment_context,
502 s390_expand_cs_hqi): New.
503 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
504 * config/s390/s390.md ("sync_compare_and_swaphi",
505 "sync_compare_and_swapqi"): New pattern.
507 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
509 Fix PR tree-optimization/25291
510 * tree-ssa-operands.c (add_call_clobber_ops): Remove
511 redundant and crashing check.
513 2005-12-08 Alan Modra <amodra@bigpond.net.au>
516 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
517 tests further when !strict && reload_in_progress.
518 (print_operand): Check that both operands of indexed address are regs.
519 (print_operand_address): Likewise.
520 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
521 (INT_REG_OK_FOR_BASE_P): Correct.
523 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
525 Preparation for PR rtl-optimization/20070 / part1
526 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
527 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
528 outgoing_edges_match.
529 (outgoing_edges_match): Use condjump_equiv_p.
530 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
532 * struct-equiv.c: New file.
533 (death_notes_match_p) New function, broken out of insns_match_p.
534 * Makefile.in (OBJS-common): Add struct-equiv.o.
535 (struct-equiv.o): New target.
537 2005-12-07 Richard Sandiford <richard@codesourcery.com>
539 * coretypes.h: Revert previous change.
540 * config/darwin.h: Revert previous reversion.
541 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
543 2005-12-07 Richard Sandiford <richard@codesourcery.com>
545 * coretypes.h (section): Provide dummy definition for target files.
546 * config/darwin.h: Revert previous change.
548 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
550 * doc/sourcebuild.texi (all.build, install-normal): Remove.
551 * configure.ac: Remove all.build and install-normal from target_list
552 * configure: Regenerate.
553 * Makefile.in (install): Don't depend on install-normal.
555 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
557 * Makefile.in: Document the use of stamps.
559 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
561 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
562 * Makefile.in: Add code to compute some dependencies on s-gtype
563 automatically. Remove the declaration of those dependencies.
565 2005-12-07 Richard Sandiford <richard@codesourcery.com>
567 * gcc/reload.c (push_secondary_reload): Fix typo:
568 s/insn_constraint/scratch_constraint/.
570 2005-12-07 Richard Sandiford <richard@codesourcery.com>
572 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
574 2005-12-07 Richard Sandiford <richard@codesourcery.com>
576 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
577 (alpha_elf_select_rtx_section): Return the selected section rather
578 than emitting assembly code.
579 (alpha_write_linkage): Emit a ".link" directive directly and then
580 set in_section to NULL.
581 (vms_asm_out_constructor): Use switch_to_section.
582 (vms_asm_out_destructor): Likewise.
583 (unicosmk_output_common): Set in_section to NULL instead of calling
584 the dummy common_section function.
585 (unicosmk_text_section): Delete in favor of...
586 (unicosmk_output_text_section_asm_op): ...this new function.
587 (unicosmk_data_section): Delete in favor of...
588 (unicosmk_output_data_section_asm_op): ...this new function.
589 (unicosmk_init_sections): New function.
590 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
591 (unicosmk_output_ssib): Set in_section to NULL instead of calling
592 the dummy ssib_section function.
593 (unicosmk_section_buf): Delete.
594 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
595 (unicosmk_data_section): Delete.
596 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
597 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
598 (SECTION_FUNCTION_TEMPLATE): Delete.
599 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
600 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
601 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
602 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
603 (TARGET_ASM_INIT_SECTIONS): Define.
604 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
605 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
606 (link_section, literals_section): Delete.
607 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
608 set in_section to NULL.
610 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
611 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
612 (COMMON_SECTION): Delete.
613 (TARGET_ASM_INIT_SECTIONS): Define.
614 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
615 the dummy common_section function.
616 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
617 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
618 between readonly_data_section and text_section to check whether
619 read-only data is being put in the text section.
620 (arm_output_function_epilogue): Use switch_to_section.
621 (arm_elf_asm_constructor): Likewise.
622 (thumb_call_via_reg): Replace call to in_text_section with
623 a comparison between in_section and text_section.
624 (arm_file_end): Use switch_to_section.
625 (aof_text_section): Delete in favor of...
626 (aof_output_text_section_asm_op): ...this new function.
627 (aof_data_section): Delete in favor of...
628 (aof_output_data_section_asm_op): ...this new function.
629 (aof_asm_init_sections): New function.
630 (zero_init_section): Moved from config/arm/aof.h.
631 (aof_dump_imports, aof_file_start): Use switch_to_section.
632 * config/arm/arm.h (thumb_call_via_label): Update comment.
633 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
634 (common_section): Delete.
635 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
636 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
637 global switch_to_section function instead of the old port-local one.
638 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
639 (SWITCH_TO_SECTION_FUNCTION): Delete.
640 (drectve_section): Redefine as a macro.
641 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
642 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
645 * config/avr/avr.c (progmem_section): New variable.
646 (avr_output_progmem_section_asm_op): New function.
647 (avr_asm_init_sections): New function.
648 (avr_output_addr_vec_elt): Use switch_to_section.
649 * config/avr/avr.h (progmem_section): Declare.
650 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
651 (READONLY_DATA_SECTION): Delete.
652 (TARGET_ASM_INIT_SECTIONS): Define.
653 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
654 * config/avr/avr-protos.h (progmem_section): Delete.
656 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
658 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
659 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
661 * config/darwin-sections.def: New file.
662 * config/darwin.c: Define all sections in darwin-sections.def.
663 (output_objc_section_asm_op, darwin_init_sections): New functions.
664 (machopic_output_indirection): Use switch_to_section.
665 (machopic_select_section): Return the selected section rather than
666 emitting assembly code. Replace the static function table with
667 inline conditional expressions. Update the tests of last_text_section
668 and move them into the FUNCTION_DECL block.
669 (machopic_select_rtx_section): Return the selected section rather than
670 emitting assembly code.
671 (machopic_asm_out_constructor, machopic_asm_out_destructor)
672 (darwin_file_end): Use switch_to_section.
673 * config/darwin.h: Use darwin-sections.def to declare sections.
674 (INIT_SECTION_ASM_OP): Remove empty definition.
675 (HAS_INIT_SECTION): Define this instead.
676 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
677 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
678 (TARGET_ASM_EH_FRAME_SECTION): Delete.
679 (TARGET_ASM_INIT_SECTIONS): Define.
680 * config/darwin-protos.h (darwin_init_sections): Declare.
681 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
682 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
683 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
684 (constructor_section, destructor_section, mod_init_section): Delete.
685 (mod_term_section): Delete.
686 (darwin_exception_section, darwin_eh_frame_section): Delete.
687 (machopic_select_section): Return a section.
688 (machopic_select_rtx_section): Likewise.
689 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
690 (const_section, const_coal_section, const_data_section): Delete.
691 (const_data_coal_section, data_coal_section, cstring_section): Delete.
692 (literal4_section, literal8_section, constructor_section): Delete.
693 (mod_init_section, mod_term_section, destructor_section): Delete.
694 (objc_class_section, objc_meta_class_section, objc_category_section)
695 (objc_class_vars_section, objc_instance_vars_section): Delete.
696 (objc_cls_meth_section, objc_inst_meth_section): Delete.
697 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
698 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
699 (objc_symbols_section, objc_module_info_section): Delete.
700 (objc_image_info_section, objc_protocol_section): Delete.
701 (objc_string_object_section, objc_constant_string_object_section)
702 (objc_class_names_section, objc_meth_var_names_section): Delete.
703 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
704 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
705 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
706 (darwin_exception_section, darwin_eh_frame_section): Delete.
707 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
709 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
710 (frv_asm_out_destructor): Likewise.
711 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
712 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
713 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
715 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
716 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
717 (data_section): Delete.
719 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
720 (DRECTVE_SECTION_FUNCTION): Delete.
721 (drectve_section): Redefine as a macro that sets in_section after
722 emitting the directive.
723 (SWITCH_TO_SECTION_FUNCTION): Delete.
724 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
725 in_text_section with comparison between in_section and text_section.
726 * config/i386/i386.c (x86_64_elf_select_section): Return the section
727 rather than emitting assembly code. Use get_named_section.
728 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
730 (machopic_output_stub): Use switch_to_section.
731 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
732 (nwld_named_section_asm_out_destructor): Use get_section and
735 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
736 rather than emitting assembly code.
737 (ia64_rwreloc_select_section): Likewise.
738 (ia64_rwreloc_select_rtx_section): Likewise.
739 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
740 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
742 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
743 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
745 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
746 section rather than emitting assembly code.
747 (iq2000_select_section): Likewise.
748 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
749 (sbss_section): Delete.
751 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
752 and get_named_section.
753 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
755 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
756 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
757 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
758 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
760 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
761 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
762 global switch_to_section function instead of the old port-local one.
763 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
764 (SWITCH_SECTION_FUNCTION): Delete.
765 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
766 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
767 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
768 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
770 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
771 global switch_to_section function instead of the old port-local one.
772 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
774 * config/mips/mips.c (mips_file_start): Update comment.
775 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
776 (mips_output_aligned_decl_common): Use switch_to_section.
777 (mips_select_rtx_section): Return the section rather than emitting
778 assembly code. Use get_named_section.
779 (mips_function_rodata_section: Likewise get_section.
780 (build_mips16_function_stub): Use switch_to_section.
781 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
782 (SDATA_SECTION_ASM_OP): Delete.
783 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
784 (EXTRA_SECTION_FUNCTIONS): Delete.
786 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
787 (mmix_asm_output_aligned_local): Use switch_to_section.
789 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
790 (som_one_only_readonly_data_section): New variables.
791 (pa_output_function_epilogue): Set in_section to NULL instead of
792 calling forget_section.
793 (output_deferred_plabels): Use select_section.
794 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
795 of calling forget_section.
796 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
797 (pa_asm_output_aligned_local): Use select_section.
798 (som_text_section_asm_op): Delete in favor of...
799 (som_output_text_section_asm_op): ...this new function.
800 (pa_som_asm_init_sections): New function.
801 (pa_select_section): Return the section rather than emitting
803 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
804 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
805 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
806 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
807 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
808 (som_readonly_data_section, som_one_only_readonly_data_section)
809 (som_one_only_data_section, forget_section): Delete.
810 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
811 (TARGET_ASM_INIT_SECTIONS): Define.
812 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
814 * config/rs6000/rs6000.c (read_only_data_section): New variable.
815 (private_data_section, read_only_private_data_section): New variables.
816 (sdata2_section, toc_section): New variables.
817 (rs6000_file_start): Use switch_to_section.
818 (rs6000_assemble_integer): Use comparisons against in_section
819 instead of calling in_toc_section and in_text_section. Use
820 unlikely_text_section_p.
821 (rs6000_elf_output_toc_section_asm_op): New function, derived
822 from the old rs6000/sysv4.h toc_section function.
823 (rs6000_elf_asm_init_sections): New function.
824 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
825 the section rather than emitting assembly code.
826 (machopic_output_stub): Use switch_to_section.
827 (toc_section): Delete dummy function.
828 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
829 switch_to_section and get_section.
830 (rs6000_xcoff_output_readonly_section_asm_op): New function.
831 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
832 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
833 the old rs6000/xcoff.h toc_section function.
834 (rs6000_xcoff_asm_init_sections): New function.
835 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
836 the section rather than emitting assembly code.
837 (rs6000_xcoff_file_start): Use switch_to_section.
838 (rs6000_xcoff_file_end): Likewise.
839 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
840 (sdata2_section, sbss_section, private_data_section): Delete.
841 (read_only_data_section, read_only_private_data_section): Delete.
842 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
843 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
844 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
845 (FINI_SECTION_FUNCTION): Delete.
846 (TARGET_ASM_INIT_SECTIONS): Define.
847 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
848 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
849 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
850 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
851 (READONLY_DATA_SECTION): Delete.
852 (TARGET_ASM_INIT_SECTIONS): Define.
853 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
854 to NULL rather than no_section.
855 (TARGET_ASM_EXCEPTION_SECTION): Delete.
857 * config/sh/sh.c (sh_file_start): Use switch_to_section.
859 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
860 (sparc_output_deferred_case_vectors): Likewise. Remove argument
861 from call to current_function_section.
863 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
864 (bss100_section): New variable.
865 (xstormy16_asm_output_aligned_common): Use switch_to_section.
866 (xstormy16_asm_init_sections): New function.
867 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
868 switch_to_section and get_section.
869 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
870 from calls to current_function_section.
871 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
872 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
873 (TARGET_ASM_INIT_SECTIONS): Define.
874 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
876 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
877 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
878 (FINI_SECTION_FUNCTION): Delete.
880 * config/v850/v850.c: Include gt-v850.h.
881 (rosdata_section, rozdata_section, tdata_section, zdata_section)
882 (zbss_section): New variables.
883 (v850_output_aligned_bss): Use switch_to_section.
884 (v850_asm_init_sections): New function.
885 (v850_select_section): Return the section rather than emitting
887 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
888 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
889 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
890 (TARGET_ASM_INIT_SECTIONS): Define.
891 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
892 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
893 (zbss_section): Delete.
895 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
897 * config/vx-common.h (vxworks_exception_section): Delete.
898 (TARGET_ASM_EXCEPTION_SECTION): Delete.
900 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
901 section rather than emitting assembly code.
902 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
905 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
906 * coretypes.h (section): New union and typedef.
907 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
908 from call to current_function_section.
909 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
910 (dbxout_symbol_location): Use switch_to_section.
911 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
912 most of the code into...
913 (default_eh_frame_section): ...here. Return a section.
914 (collect2_eh_frame_section): Delete, moving most of the code into..
915 (switch_to_eh_frame_section): ...this new function.
916 (debug_info_section, debug_abbrev_section, debug_aranges_section)
917 (debug_macinfo_section, debug_line_section, debug_loc_section)
918 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
920 (output_call_frame_info): Call switch_to_eh_frame_section instead of
921 eh_frame_section. Use switch_to_section and get_section.
922 (dwarf2out_begin_prologue): Use switch_to_section.
923 (AT_string_form): Check the flags in debug_str_section instead of
924 DEBUG_STR_SECTION_FLAGS.
925 (output_comp_unit): Use switch_to_section, get_section, and
927 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
928 (dwarf2out_begin_block): Use switch_to_section. Remove argument
929 from call to current_function_section.
930 (dwarf2out_var_location): Use unlikely_text_section_p.
931 (dwarf2out_source_line): Use switch_to_section. Remove argument
932 from call to current_function_section.
933 (dwarf2out_start_source_file, dwarf2out_end_source_file)
934 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
935 debug_macinfo_section.
936 (dwarf2out_init): Initialize the new section variables. Use them
937 instead of calls to named_section_flags. Use switch_to_section.
938 (output_indirect_string): Use switch_to_section and debug_str_section.
939 (dwarf2out_finish): Use switch_to_section and the new section
941 * except.c (default_exception_section): Return the section instead
942 of emitting assembly code.
943 (output_function_exception_table): Use the global exception_section
944 variable instead of the target hook. Use switch_to_section. Remove
945 argument from call to current_function_section.
946 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
947 (shorten_branches): Use pointer comparisons to detect whether the
948 text section is the same as readonly_data_section.
949 (profile_function): Use switch_to_section. Remove argument from
950 call to current_function_section.
951 (final_scan_insn): Likewise. Update use of last_text_section.
952 * gengtype.c (open_base_files): Add an include of output.h.
953 * output.h (text_section, data_section, readonly_data_section)
954 (ctors_section, dtors_section, bss_section, init_section)
955 (fini_section, sdata_section): Turn into section pointers.
956 (in_text_section, in_unlikely_text_section, exports_section)
957 (drectve_section, named_section, mergeable_string_section)
958 (last_text_section_name): Delete.
959 (default_exception_section, default_eh_frame_section): Return sections.
960 (SECTION_DECLARED, SECTION_NAMED): New macros.
961 (SECTION_MACH_DEP): Bump value.
962 (section_common, named_section, unnamed_section): New structures.
963 (unnamed_section_callback): New typedef.
964 (section): New union.
965 (sbss_section, exception_section, eh_frame_section): New variables.
966 (in_section, last_text_section): Turn into section pointers.
967 (get_unnamed_section, get_section, get_named_section): New functions.
968 (mergeable_constant_section, function_section): Return a section.
969 (unlikely_text_section): Likewise.
970 (current_function_section): Likewise. Remove the decl argument.
971 (unlikely_text_section_p, switch_to_section): New functions.
972 (output_section_asm_op): New function.
973 (set_named_section_flags, named_section_flags, named_section_real)
974 (named_section_first_declaration): Delete.
975 (default_select_section, default_elf_select_section): Return a section.
976 (default_elf_select_section_1, default_function_rodata_section)
977 (default_no_function_rodata_section, default_select_rtx_section)
978 (default_elf_select_rtx_section): Likewise.
979 * rtl.h (in_data_section): Delete.
980 * sdbout.c (sdbout_one_type): Use switch_to_section.
981 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
982 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
983 (TARGET_ASM_EH_FRAME_SECTION): Poison.
984 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
985 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
986 (TARGET_ASM_OUT): Update after above changes.
987 * target.h (init_sections): New hook.
988 (exception_section, eh_frame_section): Delete.
989 (select_section, select_rtx_section, function_rodata_section): Return
990 a section rather than emitting assembly code.
991 * varasm.c (text_section, data_section, readonly_data_section)
992 (ctors_section, dtors_section, bss_section, init_section)
993 (fini_section): Turn into section pointers.
994 (sdata_section, sbss_section, exception_section): New variables.
995 (eh_frame_section): New variable.
996 (in_section): Make global and turn into a section pointer.
997 (last_text_section): Turn into a section pointer.
998 (unnamed_sections): New variable.
999 (in_named_name, last_text_section_name): Delete.
1000 (EXTRA_SECTION_FUNCTIONS): Delete.
1001 (in_named_entry): Delete.
1002 (section_htab): New variable, replacing...
1003 (in_named_htab): ...this deleted variable.
1004 (section_entry_eq, section_entry_hash): New functions, based on...
1005 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1006 (get_unnamed_section, get_section): New functions.
1007 (unlikely_text_section): Return a section instead of emitting
1009 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1010 (get_named_section_flags, named_section_first_declaration): Delete.
1011 (unlikely_text_section_p): New function.
1012 (named_section_real, named_section): Delete.
1013 (get_named_section): New function.
1014 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1015 (function_section): Return a section rather than emitting
1017 (current_function_section): Likewise. Remove argument. Use
1018 last_text_section if nonnull, otherwise use function_section.
1019 (default_function_rodata_section): Return a section rather than
1020 emitting assembly code. Use get_section.
1021 (default_no_function_rodata_section): Return a section rather than
1022 emitting assembly code.
1023 (variable_section): Use switch_to_section and get_named_section.
1024 (mergeable_string_section): Return a section rather than emitting
1025 assembly code. Use get_section. Make static. Don't take special
1026 countermeasures for empty strings.
1027 (mergeable_constant_section): Return a section rather than emitting
1028 assembly code. Use get_section.
1029 (default_named_section_asm_out_destructor): Use switch_to_section
1031 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1032 (default_named_section_asm_out_constructor): Use switch_to_section
1034 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1035 (assemble_start_function): Likewise. Set last_text_section to
1036 NULL rather than no_section. Change the type of save_section.
1037 (assemble_zeros, assemble_variable): Use the section flags to detect
1038 whether or not a section is text.
1039 (assemble_static_space): Use switch_to_section.
1040 (assemble_trampoline_template): Likewise.
1041 (output_constant_def_contents): Use switch_to_section and
1043 (output_constant_pool_1): Use switch_to_section. Use the section
1044 flags to see whether sections contain mergeable data.
1045 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1046 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1047 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1048 whether a section has already been declared.
1049 (default_select_section, default_elf_select_section): Return a
1050 section rather than emitting assembly code.
1051 (default_elf_select_section_1): Likewise. Use bss_section for
1052 SECCAT_BSS if nonnull. Use get_named_section.
1053 (default_select_rtx_section): Return a section rather than
1054 emitting assembly code.
1055 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1056 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1057 (output_section_asm_op, switch_to_section): New functions.
1058 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1061 * doc/tm.texi: Expand the introduction to the sections documentation.
1062 (TRAMPOLINE_SECTION): Document new interface.
1063 (SDATA_SECTION_ASM_OP): Document new macro.
1064 (READONLY_DATA_SECTION): Delete.
1065 (SDATA_SECTION_ASM_OP): Document new macro.
1066 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1067 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1068 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1069 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1070 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1072 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1074 * gcc.c (init_gcc_specs): Match braces inside conditionally
1077 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1079 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1081 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1084 * tree.c (integer_all_onesp): Always return true if all bits on.
1086 * testsuite/g++.dg/init/array0.C: New.
1088 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1090 * doc/md.texi: Adapt to implementation.
1092 2005-12-06 Andreas Schwab <schwab@suse.de>
1094 * opts.c (decode_options): Fix typo in message.
1096 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1099 * longlong.h: Merge PPC tests from upstream.
1101 2005-12-06 Richard Guenther <rguenther@suse.de>
1103 * fold-const.c (fold_convert): Do not build and fold
1104 CONVERT_EXPR, but always use NOP_EXPR.
1106 2005-12-06 Jan Beulich <jbeulich@novell.com>
1108 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1109 __builtin_ia32_paddq and __builtin_ia32_subq.
1110 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1111 __builtin_ia32_pshufw.
1112 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1114 2005-12-05 James E Wilson <wilson@specifix.com>
1117 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1120 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1122 * print-tree.c (print_node): Ditto.
1123 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1124 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1125 before accessing DECL_ARTIFICIAL.
1126 Handle new tag tree codes.
1127 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1129 (unmodifiable_var_p): Ditto.
1130 * tree-flow.h (mem_tag_kind): Remove.
1131 (struct var_ann_d): Remove mem_tag_kind member.
1132 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1133 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1134 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1135 (group_aliases): Ditto.
1136 (setup_pointers_and_addressables): Ditto.
1137 (is_escape_site): Ditto.
1138 (may_alias_p): Ditto.
1139 (create_tag_raw): New function.
1140 (create_memory_tag): Use it.
1141 (dump_alias_info): Update for tags.
1142 (may_be_aliased): Ditto.
1143 (add_type_alias): Ditto.
1144 (new_type_alias): Ditto.
1145 (create_sft): Ditto.
1146 (create_structure_vars): Ditto.
1147 * tree-ssa-ccp.c (get_default_value): Ditto.
1148 * tree-ssa-operands.c (get_expr_operands): Ditto.
1149 (add_stmt_operand): Ditto.
1150 (add_call_clobber_ops): Remove duplicated condition.
1151 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1153 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1154 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1155 * tree.c (init_ttree): Update structures for new tree codes.
1156 (tree_code_size): Update sizes for new tree codes.
1157 (make_node_stat): Don't try to set common things on minimal
1159 (tree_node_structure): Update for tags.
1160 (is_global_var): Ditto.
1161 * tree.def: Add new tree codes.
1162 * tree.h (MTAG_P): New macro.
1163 (TREE_MEMORY_TAG_CHECK): Ditto.
1164 (SSA_VAR_P): Update for tags.
1165 (struct tree_memory_tag): New structure.
1166 (MTAG_GLOBAL): New macro.
1167 (union tree_node): Add memory tag member.
1168 * treestruct.def (TS_MEMORY_TAG): New.
1170 2005-12-05 Dale Johannesen <dalej@apple.com>
1172 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1173 what was approved (PR 24323).
1175 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1177 * doc/c-tree.texi (Function Bodies): Remove description of
1180 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1182 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1183 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1184 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1185 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1186 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1187 __divxc3): Document.
1189 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1191 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1193 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1194 hook_bool_void_false.
1195 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1196 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1198 * config/darwin.c (machopic_select_section): It's not defined
1199 as weak if it's only marked as weak_import.
1201 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1204 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1205 A hidden weak object does bind locally. Strong linkonce data
1206 counts like any other strong symbol for binding.
1207 (weak_finish_1): Don't specially handle weakrefs, they no longer
1209 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1210 * c-common.c (handle_alias_attribute): Allow static aliases
1212 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1213 * gthr-dce.h: Make weakrefs static.
1214 * gthr-tpf.h: Likewise.
1215 * gthr-solaris.h: Likewise.
1216 * gthr-posix.h: Likewise.
1217 * gthr-posix95.h: Likewise.
1218 * config/darwin.c (darwin_encode_section_info): static weakref
1219 variables are not necessarily defined in this translation unit.
1220 * doc/extend.texi (Function Attributes): Mention that an alias
1221 attribute creates a definition for the thing it's attached to.
1222 Change the documentation for weakref to say that the thing
1223 it's attached to must be static.
1225 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1226 we don't go into an infinite loop.
1228 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1230 * config/rs6000/predicates.md (logical_const_operand): Split
1231 out of logical_operand.
1232 (logical_operand): Use it.
1233 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1234 logical_const_operand.
1236 2005-12-05 Jan Beulich <jbeulich@novell.com>
1238 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1239 and IX86_BUILTIN_CMPNESS.
1240 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1241 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1242 * config/i386/i386.md (movti_internal): Correct type attribute.
1243 Simplify mode attribute.
1244 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1245 Correct type attribute.
1246 (absxf2): Correct operator.
1247 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1248 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1249 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1251 (sse2_vmsqrtv2df2): Correct mode attribute.
1253 2005-12-05 Jan Beulich <jbeulich@novell.com>
1255 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1256 16 bits. Provide insn pattern for this case.
1258 2005-12-05 Jan Beulich <jbeulich@novell.com>
1260 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1262 (__popcountDI2): Likewise.
1264 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1267 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1268 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1269 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1272 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1274 * c-typeck.c (null_pointer_constant_p): New function.
1275 (build_conditional_expr, build_c_cast, convert_for_assignment,
1276 build_binary_op): Use it.
1278 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1280 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1281 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1283 (check_function_arguments_recurse): Allow both NOP_EXPR and
1284 CONVERT_EXPR but check conversions preserve precision.
1285 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1286 but check conversions preserve precision.
1287 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1290 2005-12-04 Roger Sayle <roger@eyesopen.com>
1293 * common.opt (Wstring-literal-comparison): New command line option.
1294 * c-opts.c (c_common_handle_option): Set it with -Wall.
1295 * c-typeck.c (parser_build_binary_op): Issue warning if either
1296 operand of a comparison operator is a string literal, except for
1297 testing equality or inequality against NULL.
1299 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1301 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1303 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1304 of building a NOP_EXPR.
1305 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1307 * c-convert.c (convert): Use fold_convert instead of building
1308 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1309 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1311 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1312 NOP_EXPR the same as CONVERT_EXPR.
1313 * c-typeck.c (build_function_call): Use fold_convert instead of
1314 building a NOP_EXPR directly.
1315 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1317 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1319 PR rtl-optimization/25197
1320 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1323 2005-12-02 Stuart Hastings <stuart@apple.com>
1325 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1328 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1330 * c-typeck.c (default_function_array_conversion,
1331 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1332 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1333 orig_op2. Don't check them for NOP_EXPR.
1334 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1335 around integer zero.
1337 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1339 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1340 toc_save_offset, toc_size, lr_size.
1341 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1342 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1343 Adjust for removal of unused rs6000_stack_t fields.
1344 (debug_stack_info): Adjust.
1345 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1346 first, and don't bother checking for set/inc of lr on sibcalls.
1347 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1349 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1352 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1353 5 if operand 1 is not aligned. Undo previous constraint change.
1354 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1356 2005-12-02 Richard Guenther <rguenther@suse.de>
1358 * tree.h (build): Remove prototype.
1359 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1360 * tree.c (build): Remove.
1361 (build0_stat): Update comment.
1363 2005-12-02 Richard Guenther <rguenther@suse.de>
1365 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1366 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1368 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1369 maybe_fold_offset_to_component_ref): Likewise.
1370 * tree-ssa-dom.c (thread_across_edge,
1371 simplify_rhs_and_lookup_avail_expr,
1372 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1374 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1375 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1376 lower_try_finally_switch): Likewise.
1377 * tree-if-conv.c (add_to_dst_predicate_list,
1378 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1379 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1380 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1381 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1382 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1383 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1384 gimplify_init_ctor_eval, gimplify_init_constructor,
1385 gimplify_variable_sized_compare, gimplify_boolean_expr,
1386 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1387 gimplify_expr, gimplify_body, gimplify_function_tree,
1388 force_gimple_operand): Likewise.
1389 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1390 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1391 mx_register_decls): Likewise.
1392 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1393 get_frame_field, finalize_nesting_tree_1): Likewise.
1394 * tree-inline.c (setup_one_parameter): Likewise.
1395 * tree-vect-transform.c (vectorizable_condition): Likewise.
1396 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1398 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1399 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1400 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1401 * tree-chrec.h (build_polynomial_chrec): Likewise.
1403 2005-12-02 Richard Guenther <rguenther@suse.de>
1405 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1406 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1407 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1408 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1409 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1410 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1411 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1413 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1414 sh_adjust_unroll_max): Likewise.
1415 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1416 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1417 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1419 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1421 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1424 2005-12-02 Richard Guenther <rguenther@suse.de>
1426 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1427 simplify_cond_using_ranges): Use buildN instead of build.
1428 * tree-tailcall.c (adjust_accumulator_values,
1429 adjust_return_value): Likewise.
1430 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1431 generate_element_copy, generate_element_zero,
1432 generate_one_element_init): Likewise.
1433 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1434 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1435 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1436 perfect_nestify): Likewise.
1438 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1440 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1442 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1444 * ggc.h (GGC_RESIZEVEC): New.
1446 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1448 * gcc.c (execute): Improve readability.
1450 2005-12-02 Richard Guenther <rguenther@suse.de>
1452 * tree-cfg.c (mark_used_vars): New function.
1453 (dump_function_to_file): Dump only used VAR_DECLs.
1455 2005-12-02 Richard Guenther <rguenther@suse.de>
1457 * convert.c (convert_to_integer): Fix compare for nonpositive
1458 constant to use tree_int_cst_sgn <= 0.
1460 2005-12-02 Richard Guenther <rguenther@suse.de>
1462 * convert.c (convert_to_integer): Use fold_convert instead
1463 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1464 instead of comparing against 0. Use build_int_cst instead
1465 of converting integer_zero_node.
1467 2005-12-02 Richard Guenther <rguenther@suse.de>
1469 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1472 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1475 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1478 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1481 * function.c (expand_function_end): Emit blockage for unwinder
1484 2005-12-01 Roger Sayle <roger@eyesopen.com>
1486 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1487 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1488 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1489 integer constant comparisons.
1491 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1492 Janis Johnson <janis187@us.ibm.com>
1493 David Edelsohn <dje@watson.ibm.com>
1494 Ben Elliston <bje@au.ibm.com>
1496 * dfp.h, dfp.c: New files.
1497 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1498 (DECNUM_H): Likewise.
1499 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1500 (INCLUDES): Append $(DECNUMINC).
1501 (OBJS-common): Add dfp.o.
1503 * real.h (EXP_BITS): Pinch one bit to ..
1504 (struct real_value): Add decimal field.
1505 (real_format): Change table size, update documentation.
1506 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1507 (real_from_string3): Declare.
1508 (decimal_single_format): Declare.
1509 (decimal_double_format): Declare.
1510 (decimal_quad_format): Declare.
1511 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1512 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1513 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1514 * real.c: Include dfp.h.
1515 (normalize): Early return for decimal floats.
1516 (do_add): Zero decimal field.
1517 (do_compare): Call do_decimal_compare for decimal floats.
1518 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1519 (real_arithmetic): Call decimal_real_arithmetic for decimal
1520 floating point operands.
1521 (real_identical): If a and b are of differing radix, return false.
1522 (real_to_integer): Call decimal_real_to_integer if the value is a
1524 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1525 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1526 (real_to_hexadecimal): Place "N/A" in the return string for
1528 (real_from_string3): New variant, given a mode.
1529 (real_maxval): Use decimal_real_maxval for decimal floats.
1530 (round_for_format): Use decimal_round_for_format for decimals.
1531 (real_convert): Use decimal_real_convert where appropriate.
1532 (significand_size): Handle base 10.
1533 (encode_decimal_single, decode_decimal_single,
1534 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1535 decode_decimal_quad): New functions.
1536 (decimal_single_format): New.
1537 (decimal_double_format): New.
1538 (decimal_quad_format): New.
1539 * machmode.def: Add SD, DD and TD decimal floating point modes.
1540 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1541 Include MODE_DECIMAL_FLOAT.
1542 (DECIMAL_FLOAT_MODE_P): New.
1543 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1544 * genmodes.c (struct mode_data): Add counter field.
1545 (struct mode_data): Update comment for format.
1546 (blank_mode): Initialise counter field.
1547 (new_mode): Increment counter field for each mode defined.
1548 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1550 (make_complex_modes): Handle modes containing `D'.
1551 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1552 (make_decimal_float_mode): New.
1553 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1554 (cmp_modes): Compare counter field if other characteristics
1556 (emit_real_format_for_mode): Support formats for decimal floats.
1557 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1558 Document MODE_DECIMAL_FLOAT.
1560 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1562 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1565 2005-12-01 Richard Henderson <rth@redhat.com>
1567 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1569 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1573 * config/pa/pa.c (pa_init_builtins): If we detect
1574 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1577 2005-12-01 Richard Guenther <rguenther@suse.de>
1579 * fold-const.c (fold_binary): Use fold_build2, not
1582 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1584 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1586 * vec.h (VEC_block_remove): New.
1588 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1591 * c-common.c (lvalue_error): Fix wording.
1593 2005-12-01 Richard Guenther <rguenther@suse.de>
1595 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1596 thinko in last patch.
1598 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1600 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1601 than -flat_namespace.
1603 2005-12-01 Ben Elliston <bje@au.ibm.com>
1605 * mklibgcc.in: Parameterise the script to build soft float
1606 functions by iterating over each type, rather than cloning the
1609 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1612 * builtins.c (fold_builtin_fputs): Defer check for missing
1613 replacement functions.
1615 2005-11-30 Kean Johnston <jkj@sco.com>
1617 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1618 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1620 2005-11-30 Richard Guenther <rguenther@suse.de>
1622 PR tree-optimization/22501
1623 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1624 function split out from ...
1625 (forward_propagate_addr_expr): ... here. Use it to propagate
1626 ADDR_EXPRs to all uses.
1628 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1630 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1631 * builtins.c (expand_builtin_mathfn): Use them.
1632 (expand_builtin_mathfn_2): Likewise.
1633 (expand_builtin_mathfn_3): Likewise.
1634 (expand_builtin_int_roundingfn): Likewise.
1635 (expand_builtin): Likewise.
1636 (integer_valued_real_p): Likewise.
1637 (fold_builtin_int_roundingfn): Likewise.
1638 (fold_builtin_bitop): Likewise.
1639 (fold_builtin_logarithm): Likewise.
1640 (fold_builtin_1): Likewise.
1641 * convert.c (convert_to_integer): Likewise.
1642 * fold-const.c (negate_mathfn_p): Likewise.
1643 (tree_expr_nonnegative_p): Likewise.
1645 2005-11-30 Dale Johannesen <dalej@apple.com>
1646 Andrew Pinski <pinskia@physics.uc.edu>
1648 * combine.c (find_split_point): Sign extend bitmask
1649 when changing bitfield assignment to IOR of AND.
1651 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1653 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1654 clobber to scratch reg.
1655 (*decrement_and_branch_until_zero_no_clobber): Remove.
1656 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1657 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1658 * config/ms1/ms1.opt (mmul): Remove.
1659 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1660 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1662 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1663 Bernd Schmidt <bernd.schmidt@analog.com>
1665 * pa/predicates.md (symbolic_operand): Add comment.
1666 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1667 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1668 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1669 (pa_secondary_reload_class): Delete.
1670 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1671 and pa_secondary_reload_class. Reorder some checks. Update inline
1672 copy of symbolic operand.
1673 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1675 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1677 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1680 2005-11-30 Jeff Law <law@redhat.com>
1682 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1683 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1685 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1687 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1688 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1689 (ia64_expand_move): Adjust caller.
1691 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1692 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1695 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1697 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1698 Always produce an output if we can remove NEGs or canonicalize
1699 (minus (minus ...)) expressions. Provide a fast path for the
1701 (simplify_gen_binary): Do not call simplify_plus_minus.
1702 (simplify_binary_operation_1): Reassociate at the end of the
1705 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1707 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1708 moves and unpack to speed up.
1710 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1712 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1713 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1714 (gen_v9_scc): Update callers.
1715 * config/sparc/sparc.md: Likewise.
1716 * config/sparc/sparc-protos.h: Update extern declaration.
1718 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1720 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1722 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1725 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1727 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1728 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1729 (negate_expr): Here.
1731 2005-11-29 Ben Elliston <bje@au.ibm.com>
1733 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1734 Fix typo in comment.
1736 2005-11-29 Ben Elliston <bje@au.ibm.com>
1738 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1739 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1741 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1745 * builtins.c (init_target_chars): New.
1746 (expand_builtin_printf, expand_builtin_fprintf,
1747 expand_builtin_sprintf, fold_builtin_sprintf,
1748 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1749 fold_builtin_snprintf_chk, fold_builtin_printf,
1750 fold_builtin_fprintf): Check for matching format strings using
1753 2005-11-29 Paul Brook <paul@codesourcery.com>
1755 * config.gcc: Do not use fixproto on m68k-elf.
1757 2005-11-28 Roger Sayle <roger@eyesopen.com>
1759 * expmed.c (div_cost): Replace with...
1760 (sdiv_cost, udiv_cost): New.
1761 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1762 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1763 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1764 (expand_divmod): Replace use of div_cost with either sdiv_cost
1765 or udiv_cost depending upon the signedness of the operation.
1767 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1770 * config/darwin.c (machopic_indirection_name,
1771 machopic_output_indirection): Follow transparent alias chain.
1773 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1775 * varasm.c (ultimate_transparent_alias_target): Add comment.
1777 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1779 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1780 SET_SRC instead of XEXP where appropriate.
1782 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1784 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1787 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1789 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1790 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1793 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1795 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1796 secondary_input_reload_class, made static. Adapt to new
1798 (secondary_output_reload_class): Delete.
1799 (TARGET_SECONDARY_RELOAD): New macro.
1800 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1801 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1803 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1806 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1807 when its natural alignment is > BITS_PER_UNIT.
1808 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1809 * c-common.c (handle_packed_attribute): Ignore packing on a field
1810 whose type is naturally char aligned.
1812 2005-11-28 Richard Guenther <rguenther@suse.de>
1814 * c-common.c (strict_aliasing_warning): Handle all
1815 component-ref like accesses.
1817 2005-11-28 Roger Sayle <roger@eyesopen.com>
1818 Uros Bizjak <uros@kss-loka.si>
1821 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1822 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1823 when flag_unsafe_math_optimizations is set and
1824 we don't care about NaNs or Infinities.
1826 Move x/expN(y) and x/pow(y,z) transformation into common
1827 flag_unsafe_math_optimizations section.
1829 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1831 * gcc.c (main): Change type of argv to "char **".
1833 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1835 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1836 small data sections.
1837 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1838 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1839 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1840 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1841 output locals to sbss if !rs6000_elf_in_small_data_p.
1842 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1844 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1847 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1848 generated by reload.
1849 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1850 indexed_or_indirect_address.
1851 (indexed_or_indirect_address): Don't test for base reg. Call
1852 address_operand last. Make it a special predicate.
1854 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1856 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1858 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1861 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1863 (negate_expr): Likewise.
1865 2005-11-27 Andreas Schwab <schwab@suse.de>
1867 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1870 2005-11-27 Steven Bosscher <stevenb@suse.de>
1872 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1873 has EH predecessor edges.
1875 2005-11-26 Eric Christopher <echristo@apple.com>
1877 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1878 register stalls by zero extending to the full register.
1880 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1882 * config/floatunsisf.c, config/floatunsidf.c,
1883 config/floatunsixf.c, config/floatunsitf.c: New files.
1884 * config/ia64/t-hpux: Add floatunsitf.c.
1885 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1886 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1888 2005-11-26 Richard Henderson <rth@redhat.com>
1890 * c-lex.c (pragma_lex): Rename from c_lex.
1891 * c-pch.c: Update for pragma_lex rename.
1892 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1893 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1894 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1895 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1896 * doc/tm.texi: Likewise.
1898 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1901 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1902 when overflow is undefined.
1904 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1906 * doc/md.texi (Insn Canonicalizations): Refer to the
1907 function commutative_operand_precedence for further rules.
1909 2005-11-25 Roger Sayle <roger@eyesopen.com>
1912 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1913 is less than zero. Limit mult_cost to a reasonable upper bound for
1914 the synthetic multiplication sequence.
1916 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1919 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1920 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1921 Lookup the explicit replacement functions for any unlocked
1922 stdio builtin transformations.
1924 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1926 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1928 * targhooks.c (default_secondary_reload): Don't require operand 2
1929 for an input reload to be earlyclobber.
1931 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1933 * fold-const.c (negate_mathfn_p): Fix comment and add support
1934 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1937 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1940 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1941 _Q_ulltoq for unsigned conversions from SImode and DImode to
1944 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1946 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1947 (__floatundidf, __floatundisf): Likewise.
1949 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1951 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1952 (rs6000_override_options): Remove initialization of
1953 rs6000_sr_alias_set.
1954 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1955 (rs6000_emit_stack_tie): Same.
1956 (emit_frame_save): Same.
1957 (gen_frame_mem_offset): Same.
1958 (rs6000_emit_prologue): Same.
1959 (rs6000_emit_epilogue): Same.
1961 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1964 * fold-const.c (fold_build): Convert bool_var != 1 and
1965 bool_var == 0 to !bool_var.
1967 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1970 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1971 for C being INTEGER_CST. Likewise for !=.
1973 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1976 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1977 unsigned conversions from SImode to TFmode.
1979 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1981 * expr.c (expand_expr_real_1): Fix error in last change.
1983 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1985 * caller-save.c: (this_insn_sets): Move into:
1986 (save_call_clobbered_regs).
1987 (mark_set_regs): Get this_insn_sets from data.
1989 (save_call_clobbered_regs): Take sets of the return value by
1990 sibcalls into account.
1992 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1995 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1996 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1997 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1998 (memory_move_secondary_cost, init_reg_autoinc): Remove
1999 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2000 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2001 secondary_reload_class call.
2002 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2004 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2005 (push_secondary_reload): Use secondary_reload target hook.
2006 (secondary_reload_class, scratch_reload_class): New functions.
2007 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2008 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2009 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2010 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2011 (secondary_reload_class, scratch_reload_class): Declare.
2012 * reload1.c: Include target.h.
2013 (reload_adjust_reg_for_temp): New function.
2014 (reload_adjust_reg_for_icode): Likewise.
2015 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2016 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2018 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2019 for inheritance. Support case when both secondary & tertiary reloads
2020 are for intermediate registers.
2021 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2022 with secondary_reload_class call. Support case when both secondary
2023 & tertiary reloads are for intermediate registers.
2024 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2025 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2026 * target.h (secondary_reload_info): New struct / typedef.
2027 (struct gcc_target): New member secondary_reload.
2028 * targhooks.c Include reload.h, optabs.h and recog.h.
2029 (default_secondary_reload): New function.
2030 * targhooks.h (default_secondary_reload): Declare.
2031 * doc/tm.texi: Document secondary_reload target hook. Update
2032 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2033 * doc/md.texi: Likewise.
2035 * sh-protos.h (sh_secondary_reload): Declare.
2036 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2037 (sh_secondary_reload): New function.
2038 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2039 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2040 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2041 (HAVE_SECONDARY_RELOADS): Define.
2042 * sh.md (reload_indf): Rename to:
2044 (reload_outdf): Rename to:
2045 (reload_outdf__RnFRm).
2046 (reload_insf): Rename to:
2048 (reload_insi): Rename to:
2049 (reload_insi__i_fpul).
2051 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2053 * configure.ac: Require at least texinfo 4.4.
2054 * configure: Regenerate.
2056 * doc/install.texi (Tools/packages necessary for building GCC):
2057 Update required version of texinfo to at least 4.4.
2058 (Installing GCC: Building): Update required version of texinfo
2060 (Installing GCC: Final installation): Update required version
2061 of texi2dvi to at least 4.4.
2062 (Host/target specific installation notes for GCC): Update required
2063 version of texinfo to at least 4.4.
2065 2005-11-24 Richard Guenther <rguenther@suse.de>
2066 Dirk Mueller <dmueller@suse.de>
2069 * c-common.h (strict_aliasing_warning): Declare.
2070 * c-common.c (strict_aliasing_warning): New function,
2072 * c-typeck.c (build_c_cast): ... here.
2074 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2076 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2078 (swap_commutative_operands_with_target): New.
2080 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2082 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2083 also when doing PRE, rather than only for global CPROP.
2085 2005-11-24 Ben Elliston <bje@au.ibm.com>
2087 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2088 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2090 (expand_twoval_unop): Likewise.
2091 (widen_clz): Likewise.
2092 (expand_parity): Likewise.
2093 (expand_unop): Likewise.
2094 (emit_cmp_and_jmp_insn_1): Likewise.
2095 (prepare_float_lib_cmp): Likewise.
2097 2005-11-24 Ben Elliston <bje@au.ibm.com>
2099 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2100 Remove unused `class' variable.
2102 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2105 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2106 C/C++ diagnostic function warn_array_subscript_with_type_char.
2107 * c-common.h (warn_array_subscript_with_type_char): Declare.
2108 * c-common.c (warn_array_subscript_with_type_char): Define.
2110 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2113 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2114 compiling at the intersection of C and C++.
2116 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2118 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2119 List @file in the option summary. Include the libiberty
2120 documentation for @file.
2121 * gcc.c (main): Call expandargv.
2122 * Makefile.in (gcc-vers.texi): Define srcdir.
2124 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2126 * passes.c (init_optimization_passes): Document
2127 sequencing of passes.
2129 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2131 * config/m68k/predicates.md (pcrel_address, extend_operator,
2132 post_inc_operand, pre_dec_operand): Remove redundant
2134 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2136 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2138 2005-11-23 Ben Elliston <bje@au.ibm.com>
2140 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2142 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2144 Preparatory work for PR target/21623:
2145 * alpha.c (secondary_reload_class): Rename to:
2146 (alpha_secondary_reload_class).
2147 * alpha.h, alpha-protos.h: Likewise.
2148 * mn10300.c (secondary_reload_class): Rename to:
2149 (mn10300_secondary_reload_class).
2150 * mn10300.h, mn10300-protos.h: Likewise.
2151 * pa.c (secondary_reload_class): Rename to:
2152 (pa_secondary_reload_class).
2153 * pa.h, pa-protos.h: Likewise.
2154 * rs6000.c (secondary_reload_class): Rename to:
2155 rs6000_secondary_reload_class.
2156 * rs6000.h, rs6000-protos.h: Likewise.
2158 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2161 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2163 2005-11-22 Ian Lance Taylor <ian@airs.com>
2165 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2167 (prepare_cmp_insn): Likewise.
2169 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2172 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2173 if both operands[0] and operands[1] are memory.
2175 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2178 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2179 COMPARISON_CLASS_P and an integral types create create a new
2180 expression with the new type and fold that.
2182 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2185 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2186 to SUBTARGET_OS_CPP_BUILTINS.
2188 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2190 * arm.c (emit_set_insn): New function.
2191 (arm_split_constant): Call it.
2192 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2193 (arm_legitimize_address): Likewise. Use plus_constant.
2194 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2195 (thumb_expand_prologue): Likewise.
2196 (arm_gen_load_multiple): Use VOIDmode in SET.
2197 (arm_gen_store_multiple): Likewise.
2198 (vfp_emit_fstmx): Likewise. Use plus_constant.
2199 (emit_multi_reg_push): Likewise.
2200 (emit_sfm): Use plus_constant.
2202 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2205 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2208 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2211 * expmed.c (store_bit_field): Don't attempt to insv a field
2212 larger than the reg.
2214 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2217 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2218 explicit sign extension, not a (char) cast.
2220 2005-11-22 Ben Elliston <bje@au.ibm.com>
2222 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2223 GET_MODE_CLASS (x) == MODE_FLOAT.
2224 * config/i386/i386.c: Likewise.
2225 * config/rs6000/xcoff.h: Likewise.
2226 * config/rs6000/linux64.h: Likewise.
2227 * config/rs6000/rs6000.c: Likewise.
2228 * config/rs6000/rs6000.h: Likewise.
2229 * config/rs6000/predicates.md: Likewise.
2230 * config/rs6000/sysv4.h: Likewise.
2232 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2234 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2237 * config/alpha/freebsd.h, config/alpha/linux.h,
2238 config/arm/linux-elf.h, config/bfin/bfin.h,
2239 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2240 config/i386/beos-elf.h, config/i386/gnu.h,
2241 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2242 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2243 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2244 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2245 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2246 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2247 config/sparc/linux.h, config/sparc/linux64.h,
2248 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2250 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2251 are both defined when either flag -fpic or -fPIC are used.
2253 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2255 * config/fp-bit.c (clzusi): New function.
2256 (si_to_float, usi_to_float): Use it to compute proper shift.
2257 (usi_to_float): Preserve guard bits when shifting right.
2258 * libgcc-std.ver (GCC_4.2.0): New version.
2259 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2260 __floatundisf): New functions.
2261 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2262 __floatundisf): Declare.
2263 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2264 _floatundixf, and _floatunditf.
2265 * optabs.c (expand_float): If target does not define a pattern for
2266 signed or unsigned conversion, use an unsigned libcall instead of
2268 (init_optabs): Initialize ufloat_optab.
2270 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2272 * config/rs6000/rs6000.opt (mmulhw): New option.
2273 * doc/invoke.texi (-mmulhw): Document.
2274 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2276 * config/rs6000/rs6000.md: Add half-word multiply and
2277 multiply-accumulate instructions for 405 and 440.
2279 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2281 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2282 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2283 default now includes a linker group which makes the RTEMS one nest.
2285 2005-11-22 Ben Elliston <bje@au.ibm.com>
2287 * cse.c (fold_rtx): Typo fix.
2288 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2290 2005-11-21 Richard Henderson <rth@redhat.com>
2292 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2293 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2295 * c-tree.h (lookup_name): Move declaration ...
2296 * c-common.h (lookup_name): ... here.
2297 * config/darwin-c.c: Include c-common.h.
2298 * config/t-darwin: Update dependencies.
2300 2005-11-22 Ben Elliston <bje@au.ibm.com>
2302 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2303 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2304 * genopinit.c (gen_insn): Likewise.
2305 * reload.c (find_equiv_reg): Likewise.
2306 * loop.c (load_mems): Likewise.
2307 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2308 * cse.c (find_comparison_args, fold_rtx): Likewise.
2309 * dwarf2out.c (add_const_value_attribute): Likewise.
2310 * expr.c (convert_move): Likewise.
2311 * recog.c (general_operand, register_operand): Likewise.
2312 * reg-stack.c (replace_reg): Likewise.
2313 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2314 * c-common.c (handle_vector_size_attribute): Likewise.
2315 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2316 (simplify_binary_operation_1): Likewise.
2317 (simplify_const_binary_operation): Likewise.
2318 (simplify_relational_operation): Likewise.
2319 (simplify_const_relational_operation): Likewise.
2320 (simplify_immed_subreg): Likewise.
2321 * emit-rtl.c (gen_lowpart_common): Likewise.
2322 * expmed.c (expand_mult): Likewise.
2323 * stor-layout.c (layout_type): Likewise.
2325 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2328 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2329 cst2 only for SPE vectors.
2331 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2334 * config/rs6000/predicates.md (vrsave_operation): Check
2335 UNSPEC_VOLATILE value.
2337 2005-11-21 Jan Hubicka <jh@suse.cz>
2339 PR tree-optimization/24653
2340 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2342 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2344 * config/i386/predicates.md (ax_reg_operand): New predicate.
2345 (memory_displacement_only_operand): New predicate.
2346 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2347 operand is AX register and the other operand is memory operand
2348 with displacement only.
2350 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2352 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2353 if we don't care about NaNs or Infinities.
2355 2005-11-20 Ian Lance Taylor <ian@airs.com>
2357 PR rtl-optimization/24883
2358 * combine.c (combinable_i3pat): When checking whether the
2359 destination of i3 is used in i3, consider paradoxical subregs.
2361 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2364 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2366 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2368 * combine.c (try_combine): Do not run subst on i1src and i2src in
2369 the case of generating a PARALLEL for a comparison.
2371 2005-11-20 Richard Henderson <rth@redhat.com>
2374 * tree-sra.c (struct sra_elt): Add all_no_warning.
2375 (struct sra_walk_fns) <use>: Add use_all argument.
2376 (sra_walk_expr): Pass it.
2377 (sra_walk_modify_expr): Likewise.
2378 (scalarize_ldst): Likewise.
2379 (scan_use): Update for new argument.
2380 (mark_no_warning): New.
2381 (scalarize_use): Use it.
2383 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2385 * expr.c (expand_expr_real): Use usmul_optab for widening
2386 signed * unsigned multiplies.
2387 * genopinit.c (optabs): Add usmul_widen_optab.
2388 * optabs.c (init_optabs): Likewise.
2389 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2390 (usmul_widen_optab): Define.
2391 * config/bfin/bfin.md (usmulhisi3): New pattern.
2393 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2395 2005-11-20 Graham Stott <btinternet.com>
2397 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2399 2005-11-20 Andreas Schwab <schwab@suse.de>
2402 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2405 2005-11-19 Richard Henderson <rth@redhat.com>
2408 * tree-gimple.c (is_gimple_id): Export.
2409 * tree-gimple.h (is_gimple_id): Declare.
2410 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2411 (get_default_value): Use it.
2412 (maybe_fold_stmt_indirect): Likewise.
2414 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2416 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2417 than VR1 or vice-versa.
2419 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2423 * reload.c (find_reloads_address_1): Mention dependency on
2425 * reload1.c (gen_reload): For IN with an unary operation, try
2426 moving inner expression to OUT if trivial SET is not valid.
2427 Confirm that the result is valid. Move common code block into...
2428 (emit_insn_if_valid_for_reload): New function.
2430 2005-11-19 Richard Guenther <rguenther@suse.de>
2432 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2433 ARRAY_REFs of constant strings.
2435 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2437 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2438 fatal format string.
2440 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2442 * combine.c (make_compound_operation): Swap operands of
2443 commutative operation if necessary before returning.
2445 2005-11-19 Richard Guenther <rguenther@suse.de>
2448 * fold-const.c (fold_plusminus_mult_expr): New function.
2449 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2450 cases, remove now unnecessary code.
2452 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2454 * gensupport.c (old_preds): Rename to std_preds, add special field.
2455 (struct old_pred_table): Rename to struct std_pred_table, add special
2457 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2458 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2459 (init_predicate_table): Adjust, and set along the way whether a
2460 predicate is special.
2462 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2464 * BASE-VER: Change to 4.2.0.
2466 2005-11-18 James E Wilson <wilson@specifix.com>
2468 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2471 2005-11-18 Mike Stump <mrs@apple.com>
2473 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2474 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2475 * c-decl.c (lookup_name_two) Remove.
2476 * c-tree.h (lookup_name_two): Remove.
2477 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2478 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2479 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2480 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2482 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2485 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2486 when not generating code to use that co-processor.
2488 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2490 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2491 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2492 these functions are now in tree-phinodes.c.
2494 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2496 * config/bfin/bfin.md (trap): New pattern.
2498 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2500 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2503 * expr.c (expand_expr_real): Don't call record_block_change unless
2504 ib_boundaries_block is non-null
2506 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2508 * fold-const.c (build_range_check): Use proper type for subtraction
2509 when merging lower bound.
2511 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2513 PR rtl-optimization/24497
2514 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2517 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2519 * tree-scalar-evolution.c (expression_expensive_p): New function.
2520 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2522 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2524 * config/bfin/crtlibid.s: New file.
2526 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2529 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2530 when not using sjlj exceptions.
2531 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2532 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2533 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2534 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2535 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2536 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2537 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2538 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2539 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2540 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2541 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2542 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2543 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2545 * config/pa/hpux-unwind.h: New file.
2547 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2549 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2550 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2551 * varasm.c (do_assemble_alias): Adjust call.
2552 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2554 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2556 2005-11-17 James E Wilson <wilson@specifix.com>
2558 * tree.def (FUNCTION_DECL): Correct typo in comment.
2560 2005-11-17 Richard Henderson <rth@redhat.com>
2562 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2563 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2564 and DW_CFA_def_cfa_sf.
2565 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2566 (dbx_reg_number): Don't assert particular registers here.
2567 (based_loc_descr): ... do it here instead. Fold in ...
2568 (eliminate_reg_to_offset): ... this function.
2569 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2570 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2571 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2572 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2573 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2574 (instantiate_virtual_regs): Likewise.
2575 * var-tracking.c (adjust_stack_reference): Likewise.
2576 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2578 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2580 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2581 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2582 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2584 ($(T)crtlibid.o): New rule.
2586 2005-11-16 Richard Guenther <rguenther@suse.de>
2589 * fold-const.c (extract_array_ref): Return byte offset
2591 (fold_binary): Fold &x[a] CMP &x[b] to
2592 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2595 2005-11-16 Richard Henderson <rth@redhat.com>
2598 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2599 parts of an SSA_NAME.
2601 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2604 * arm.md (split for movsf with immediate): Restrict split to insns
2605 that set a general register.
2607 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2609 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2611 * unwind-dw2.c (uw_advance_context): Likewise.
2612 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2613 _Unwind_SjLj_Unregister.
2614 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2616 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2618 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2620 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2622 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2623 langhook to get a DImode integer type.
2625 2005-11-16 Richard Henderson <rth@redhat.com>
2626 J"orn Rennecke <joern.rennecke@st.com>
2627 Ulrich Weigand <uweigand@de.ibm.com>
2631 * reload1.c (reg_equiv_invariant): New.
2632 (reload): Allocate, initialize, and free it.
2633 (calculate_needs_all_insns): Check it when skipping equivalence
2635 (alter_reg): Likewise.
2636 (eliminate_regs_1): Rename from eliminate_regs. Add new
2637 may_use_invariant argument; only use reg_equiv_invariant when true.
2638 (eliminate_regs): New.
2639 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2640 a context for which may_use_invariant may be true.
2642 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2644 * fold-const.c (const_binop): Don't constant fold the operation
2645 if the result has overflowed and flag_trapping_math.
2646 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2648 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2650 * config/arm/unwind-arm.c (abort): Add prototype here.
2651 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2652 (struct phase1_vrs): Add prev_sp.
2653 (unwind_phase2_forced): Save the original core registers instead of
2654 modifying entry_vrs. Take a new flag argument for resuming unwinding
2655 and set action flags accordingly. Always set _US_END_OF_STACK when
2656 get_eit_entry fails. Unwind before calling the stop function.
2657 (_Unwind_GetCFA): New function.
2658 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2659 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2660 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2661 just call unwind_phase2_forced.
2662 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2663 * config/arm/unwind-arm.h (abort): Remove prototype.
2664 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2666 (_Unwind_GetCFA): New prototype.
2667 * config/arm/pr-support.c (abort): Add prototype here.
2668 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2670 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2671 not schedule the prologue with non-call exceptions and EABI.
2673 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2675 * config/arm/unwind-arm.h: Reorder interface function declarations.
2676 (_URC_END_OF_STACK): New enumeration value.
2677 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2678 (struct _Unwind_Control_Block): Document reserved field use.
2679 (_Unwind_Stop_Fn): New typedef.
2680 (_Unwind_ForcedUnwind): Declare.
2681 (_Unwind_Resume_or_Rethrow): Declare.
2682 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2684 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2685 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2686 (UCB_FORCED_STOP_ARG): New.
2687 (search_EIT_table): Update boundary condition checks.
2688 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2689 (unwind_phase2): Replace for with do..while.
2690 (unwind_phase2_forced): New.
2691 (__gnu_Unwind_RaiseException): Replace for with do..while.
2692 (__gnu_Unwind_ForcedUnwind): New.
2693 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2694 Use appropriate phase2 unwinder.
2695 (__gnu_Unwind_Resume_or_Rethrow): New.
2696 (__gnu_unwind_pr_common): Cope with forced unwinding.
2698 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2701 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2703 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2704 roundsf2): Remove "s" from mnemonic.
2706 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2708 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2710 * config/bfin/crtn.s: Change epilogues to match.
2711 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2712 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2713 __PIC__ and __pic__.
2715 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2718 * doc/invoke.texi: Distinguish between free and fixed form instead of
2719 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2721 * gcc.c (default_compilers): Remove double entries, add entries for
2722 suffixes '.F90' and '.F95'.
2724 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2726 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2727 in the stack probing loop.
2729 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2731 * configure.ac: Use .machine power5 not power5x.
2732 * configure: Regenerate.
2734 2005-11-15 Mike Stump <mrs@apple.com>
2736 * c-decl.c (lookup_name_two): Add.
2737 * c-tree.h (lookup_name_two): Likewise.
2738 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2739 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2741 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2743 PR rtl-optimization/23392
2744 * regrename.c (enum scan_actions) Add mark_access.
2745 (scan_actions_name): Ditto.
2746 (scan_rtx_reg): Handle mark_access.
2747 (scan_rtx_address): Do nothing for mark_access.
2748 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2749 and regs in REG_INC notes before closing chains for dead regs.
2750 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2751 opening chains for new writes.
2753 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2755 * c.opt (ffixed-line-length-none): New.
2757 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2759 * mklibgcc.in: Change contents of eh_dummy.c.
2761 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2763 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2765 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2767 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2769 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2771 2005-11-15 Jan Hubicka <jh@suse.cz>
2773 * invoke.texi (large-unit-insns): Document.
2774 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2775 * params.def (large-unit-insns): New param.
2777 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2780 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2781 special register for operand 3. Reindent constraints to align
2784 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2786 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2787 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2788 * configure.ac: Add test for FP rounding instructions.
2789 * configure: Regenerate.
2790 * config.in: Regenerate.
2791 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2792 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2794 * config/rs6000/rs6000.opt (mfprnd): New.
2795 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2796 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2797 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2798 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2799 (TARGET_FPRND): New.
2800 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2802 (btrunc<mode>2): New.
2804 (floor<mode>2): New.
2805 (round<mode>2): New.
2807 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2809 * gcc.c (version_compare_spec_function): Use fatal() rather than
2812 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2813 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2814 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2816 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2819 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2820 on -mmacosx-version-min setting.
2822 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2825 * tree-vrp.c (infer_value_range): Return false if STMT is a
2826 block terminator and its basic block has no successors.
2828 2005-11-14 Mike Stump <mrs@apple.com>
2830 * config/i386/i386.c (override_options): -masm=intel isn't
2831 supported on darwin.
2832 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2834 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2836 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2837 vfork after including auto-host.h.
2839 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2841 PR rtl-optimization/22002
2842 * combine.c (distribute_notes): Detect cases where a reg dies
2843 two or more times in a bb, including on the insn we are combining,
2844 and place the death note on the correct range.
2846 2005-11-14 Dale Johannesen <dalej@apple.com>
2848 * expmed.c (store_bit_field): Add offset unconditionally for
2850 (extract_bit_field): Don't force extzv or extv operand into
2851 a register if field is too big.
2853 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2855 * config/arm/arm.c (pic_labelno): New.
2856 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2857 LABEL_REF. Pass only the labelno to PIC insns.
2858 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2859 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2860 * arm.md (UNSPEC_PIC_LABEL): New constant.
2861 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2862 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2863 Use the correct label prefix.
2865 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2867 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2870 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2872 * loop-invariant.c: Include tm_p.h.
2873 * Makefile.in: Updated.
2875 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2877 * pa.c (store_reg): Revise generation of frame notes in large frames.
2878 (set_reg_plus_d): Likewise.
2880 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2882 PR tree-optimization/24709
2883 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2886 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2888 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2889 and duplicate declaration of pthread_self.
2891 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2892 Ian Lance Taylor <ian@airs.com>
2895 * calls.c (expand_call): If TARGET is a MEM and some part of the
2896 argument area has been saved, force TARGET to a register.
2898 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2900 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2903 2005-11-13 Jason Merrill <jason@redhat.com>
2906 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2907 lazily declared methods.
2908 (force_decl_die): Stop if forcing out the context already make a
2910 (force_type_die): Likewise.
2912 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2915 * builtins.c (integer_valued_real_p): Add break in
2916 REAL_CST having TREE_OVERFLOW set.
2918 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2920 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2921 addressing modes during calculation of costs.
2923 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2925 * function.c (assign_stack_local_1): Restrict sanity check
2926 on frame size overflow to 32-bit and above platforms.
2928 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2930 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2931 * config/cris/cris.c: Include reload.h.
2932 (cris_initial_elimination_offset): New function.
2933 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2936 2005-11-12 Richard Guenther <rguenther@suse.de>
2938 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2940 2005-11-12 Jan Hubicka <jh@suse.cz>
2942 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2943 to compare against 0 when possible.
2945 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2947 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2948 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2949 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2950 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2953 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2955 * recog.c (constrain_operands) <case 'g'>: For a match, require
2956 that a non-register matches general_operand when strict >= 0.
2958 2005-11-11 Steven Bosscher <stevenb@suse.de>
2960 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2963 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2965 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2966 (memory_address_same): New.
2967 (dse_optimize_stmt): Call memory_address_same.
2969 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2972 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2973 ZERO_EXTEND>: New cases.
2975 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2977 * longlong.h (__clz_tab): Always provide.
2979 2005-11-11 Steven Bosscher <stevenb@suse.de>
2982 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2984 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2985 before check_maybe_invariant.
2986 (move_invariant_reg): Use gen_move_insn instead of replacing
2987 SET_DEST with the temporary for the invariant.
2988 (move_loop_invariants): If checking is enabled, do internal
2989 consistency checks after completing the pass.
2991 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2994 * common.opt (Wvolatile-register-var): New.
2995 * varasm.c (make_decl_rtl): Only emit warning when option
2996 specified. Clarify warning message.
2997 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2999 * doc/md.texi (copysign): Document standard named pattern.
3001 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3003 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3004 bytes when align is 2.
3005 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3006 by the first instruction of the loop.
3008 2005-11-11 Jason Merrill <jason@redhat.com>
3011 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3014 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3016 PR rtl-optimization/22509
3017 * local-alloc.c (memref_used_between_p): Check whether a function call
3018 could not reference the memref.
3020 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3022 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3023 algorithm so as to choose the best, not the worst, alternative.
3024 Reset accumulated register class before processing next alternative.
3026 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3029 * calls.c (expand_call): Copy a return value to a plain register
3032 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3035 * varasm.c (assemble_name): Recompute name only for transparent
3038 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3040 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3042 2005-11-04 Jeff Law <law@redhat.com>
3045 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3046 perform reassociation if the parent statement will not die as
3047 a result of the optimization.
3049 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3051 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3052 delete_old_heap_vars.
3053 * tree-dfa.c (referenced_var_remove): Remove function.
3054 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3055 (delete_tree_ssa): Remove call to delete_old_heapvars.
3056 Add call to delete_alias_heapvars.
3057 * tree-flow.h (referenced_var_remove): Remove prototype
3058 (init_alias_heapvars): New prototype.
3059 (delete_alias_heapvars): Ditto.
3060 * Makefile.in (tree-ssa-structalias.o): Add
3061 gt-tree-ssa-structalias.o
3062 (GTFILES): Add tree-ssa-structalias.h and
3063 tree-ssa-structalias.c.
3064 (s-gtype): Add gt-tree-ssa-structalias.h.
3065 * tree-ssa-structalias.c (heapvars): Remove.
3066 (oldheapvars): Remove.
3067 (heapvar_for_stmt): New variable.
3068 (heapvar_lookup): New function.
3069 (heapvar_insert): Ditto.
3070 (get_constraint_for): See if we have an old heapvar
3072 (init_alias_heapvars): New function.
3073 (delete_alias_heapvars): Ditto.
3074 Add include of gt-tree-ssa-structalias.h.
3076 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3079 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3081 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3083 * tree.c (int_fits_type_p): Only look at the base type
3084 if it has the same precision as the original type.
3086 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3089 * varasm.c (assemble_alias): Use %q+D in the error
3090 message instead of %J and %qD.
3092 2005-11-10 Richard Guenther <rguenther@suse.de>
3094 * gcse.c (free_ldst_entry): Only free hashtable if
3097 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3099 * function.c (assign_stack_local_1): Issue an error message if
3100 the frame size overflows in the signed target arithmetics.
3102 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3104 * tree.c (build_qualified_type): Chain the new type to the original
3105 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3106 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3107 (build_pointer_type_for_mode): Only return unqualified types.
3108 (build_reference_type_for_mode): Likewise.
3110 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3112 * Makefile.in (gnucompare): Do comparison of all files using one of
3113 the chosen methods and only afterwards decide if just warning should
3114 be issued or comparison failure raised.
3116 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3118 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3119 (noce_try_abs): Negate if the comparison is reversed.
3120 Look only one instruction backwards for a REG_EQUAL note.
3122 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3125 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3126 gthr-tpf.h: Define __gthrw. For all identifiers that might
3127 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3128 and prefix all uses with __ghtrw.
3130 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3133 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3134 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3135 * c-common.c (handle_weakref_attribute): New.
3136 (c_common_attribute_table): Add weakref.
3137 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3139 * configure, config.in: Rebuilt.
3140 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3141 * doc/extend.texi: Document weakref attribute.
3142 * varasm.c (ultimate_transparent_alias_target): New
3143 (assemble_name): Use it.
3144 (weak_finish_1): Split out of...
3145 (weak_finish): ... and deal with weakrefs in...
3146 (weakref_targets): ... new list.
3147 (globalize_decl): Clean up weakref_targets.
3148 (do_assemble_alias): Handle weakrefs.
3149 (finish_aliases_1): Do not reject weakrefs to external symbols.
3150 (assemble_alias): Handle weakrefs.
3152 2005-11-09 Richard Guenther <rguenther@suse.de>
3154 PR tree-optimization/24716
3155 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3156 t_bool to track results from follow_ssa_edge.
3158 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3160 * final.c (force_source_line): New global variable.
3161 (final_scan_insn): Set it to true instead of clearing last_filename.
3162 (notice_source_line): Return true if force_source_line is true,
3163 unless source info is absent.
3165 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3168 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3169 a linkage name for a variable if it a register variable.
3170 * c-decl.c (grokdeclarator): Global register variables
3171 should be set as PUBLIC.
3173 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3176 * config/s390/s390.c (struct s390_frame_layout): New fields
3177 first_save_gpr_slot and last_save_gpr_slot.
3178 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3179 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3180 first_save_gpr and last_save_gpr with the _slot variants.
3181 (s390_register_info): Calculate first_save_gpr_slot and
3182 last_save_gpr_slot using regs_ever_live.
3184 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3187 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3188 for a function containing a landing pad.
3190 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3193 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3196 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3198 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3199 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3201 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3204 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3206 (call,load,store): New insn types.
3207 (mem_access, branch_access): Adjust reservation conditions.
3208 (define_delay): Adjust condition.
3209 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3211 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3212 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3214 (call_internal, call_value_internal, return_internal,
3215 return_interrupt_internal, eh_return_internal, indirect_jump,
3216 tablejump): Set call insn type.
3217 (blockage, ei, di): Use appropriate unspec const.
3218 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3219 (ms1_get_attr_type): Adjust to give load & store types.
3220 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3221 backwards past a barrier.
3222 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3224 (struct branch_info, struct label_info): New.
3226 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3227 (ms1_machine_reorg): New.
3228 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3229 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3230 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3231 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3234 2005-11-09 Per Bothner <per@bothner.com>
3235 Uros Bizjak <uros@kss-loka.si>
3238 * toplev.c (process_options): Initialize debug_hooks early
3239 in case lang_hooks.post_options ends up calling a debug_hook.
3241 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3243 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3244 DBX_REGISTER_NUMBER being contiguous.
3246 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3247 Diego Novillo <dnovillo@redhat.com>
3250 * tree-vrp.c (register_edge_assert_for): Do not register
3251 always-false predicates.
3253 2005-11-08 Devang Patel <dpatel@apple.com>
3255 PR tree-optimization/23115
3256 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3259 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3261 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3264 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3266 Fix PR tree-optimization/23382
3268 * tree-ssa-alias.c (compute_may_aliases): Call
3269 delete_old_heap_vars.
3270 * tree-dfa.c (referenced_var_remove): New function.
3271 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3272 * tree-flow.h (referenced_var_remove): Add prototype.
3273 (delete_old_heap_vars): Ditto.
3274 * tree-ssa-structalias.c (heapvars): New variable.
3275 (oldheapvars): Ditto.
3276 (get_constraint_for): Put heap vars on heapvars list.
3277 (delete_old_heap_vars): New function.
3279 2005-11-08 Jason Merrill <jason@redhat.com>
3281 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3283 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3286 * reg-stack.c (reg_to_stack): Update register liveness also
3287 for flag_sched2_use_traces.
3289 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3292 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3293 override prior explicit -mno-powerpc-gfxopt.
3295 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3297 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3298 if the bitsize is zero.
3299 * doc/md.texi (Standard Pattern Names): Document it.
3301 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3302 (TARGET_PASS_BY_REFERENCE): Likewise.
3304 2005-11-07 Ian Lance Taylor <ian@airs.com>
3306 PR rtl-optimization/24683
3307 * config/i386/i386.c (legitimize_pic_address): If constant operand
3308 to PLUS is too large, put it in a register.
3310 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3312 * configure.ac: Enable checking assembler dwarf2 support for bfin
3314 * configure: Regenerate.
3316 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3320 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3321 gen_easy_vector_constant_add_self): Delete.
3322 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3324 (output_vec_const_move): Use gen_easy_altivec_constant.
3325 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3326 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3327 (easy_vector_constant_add_self): Rewritten.
3328 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3329 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3330 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3331 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3332 Macroize and adjust for the other changes.
3334 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3338 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3339 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3341 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3343 PR rtl-optimization/23567
3344 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3345 (noce_process_if_block): Don't do any optimizations except
3346 if (cond) x = x; if !set_b and write into orig_x may trap
3347 or fault. Remove the MEM_READONLY_P check.
3349 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3352 * tree-vrp.c (fix_equivalence_set): New.
3353 (extract_range_from_assert): Call it.
3355 2005-11-05 Ian Lance Taylor <ian@airs.com>
3358 * combine.c (apply_distributive_law): Don't distribute across a
3361 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3363 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3364 config/ms1/ms1.h, config/rs6000/predicates.md,
3365 config/s390/s390.c, params.def, postreload-gcse.c,
3366 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3367 tree-vrp.c, tree.c: Fix comment typos.
3368 * doc/invoke.texi: Fix typos.
3370 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3372 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3373 for testing whether the data_dependence_relation contains distance
3374 vectors. Iterate over all distance vectors of the ddr.
3375 * lambda.h: Define a vec of lambda_vector pointers.
3376 * tree-data-ref.c (dump_data_dependence_relation,
3377 dump_data_dependence_direction): Iterate over all distance and
3378 direction vectors of the ddr.
3379 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3381 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3382 of distance/direction vectors instead of a single one.
3383 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3384 lambda_vectors with a vec of lambda_vectors.
3385 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3386 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3387 DDR_NUM_DIST_VECTS): New.
3388 * tree-loop-linear.c (gather_interchange_stats): Test for the
3389 existence of distance vectors only after having checked that there
3390 is a dependence. Iterate over all distance vectors of the ddr.
3391 (linear_transform_loops): Use dump_data_dependence_relation.
3392 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3393 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3394 distance vectors of the ddr.
3396 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3398 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3399 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3400 IS_INTHANDLER; all callers changed.
3401 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3403 (do_link, do_unlink): New argument ALL; all callers changed.
3404 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3405 If function isn't leaf, save and restore all registers.
3406 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3409 2005-11-05 Jan Hubicka <jh@suse.cz>
3411 PR rtl-optimization/23490
3412 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3413 max-flow-memory-location): Document.
3414 * flow.c: Include params.h
3415 (MAX_MEM_SET_LIST_LEN): Kill.
3416 (add_to_mem_set_list): Use new param.
3417 * cse.c (cse_basic_block): Replace 1000 by new param.
3418 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3419 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3420 * predict.c (predict_loops): Use new param.
3421 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3423 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3424 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3425 Do not hold memory returned by cgraph_node_name across other call.
3427 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3430 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3433 2005-11-04 Jeff Law <law@redhat.com>
3436 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3437 * tree-ssa-dom.c: Include params.h.
3438 (thread_across_edge): If there are too many statements in the
3439 target block, then do not thread through it.
3440 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3441 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3443 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3446 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3447 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3449 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3452 * tree-scalar-evolution.c (instantiate_parameters_1,
3453 instantiate_parameters, resolve_mixers): Compute the size of an
3454 expression to be instantiated and give up the instantiation if the
3455 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3457 2005-11-04 Richard Guenther <rguenther@suse.de>
3459 * tree-flow.h (ref_contains_indirect_ref): Rename to
3460 array_ref_contains_indirect_ref.
3461 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3462 (array_ref_contains_indirect_ref): Make comment match the code
3464 (ref_contains_array_ref): Likewise.
3465 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3466 ref_contains_indirect_ref.
3467 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3468 Rename calls to ref_contains_indirect_ref.
3470 2005-11-04 Paul Brook <paul@codesourcery.com>
3472 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3473 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3474 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3475 * config/arm/arm.md: Use match_operand in peephole input templates
3476 and match_dup in peephole output templates.
3478 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3480 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3483 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3484 Daniel Jacobowitz <dan@codesourcery.com>
3486 * longlong.h (add_ssaaaa): Clobber condition code register
3488 (sub_ddmmss): Likewise.
3489 (umul_ppmm): Likewise.
3491 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3492 Paul Brook <paul@codesourcery.com>
3493 Phil Blundell <pb@reciva.com>
3495 * configure.ac: Add test for ARM TLS support.
3496 * configure: Regenerated.
3497 * config/arm/arm-protos.h (legitimize_tls_address)
3498 (arm_tls_referenced_p, tls_mentioned_p)
3499 (arm_output_addr_const_extra): New prototypes.
3500 (thumb_legitimize_pic_address): Delete.
3501 * config/arm/arm.c: Include "gt-arm.h".
3502 (enum tls_reloc): New.
3503 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3504 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3505 (arm_call_tls_get_addr, legitimize_tls_address)
3506 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3507 (arm_init_tls_builtins, arm_emit_tls_decoration)
3508 (arm_output_addr_const_extra): New functions.
3509 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3510 (TARGET_HAVE_TLS): Define.
3511 (target_thread_pointer): New.
3512 (arm_override_options): Handle -mtp=.
3513 (legitimize_pic_address): Ignore UNSPECs.
3514 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3516 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3517 (tls_get_addr_libfunc): New variable.
3518 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3519 (arm_init_builtins): Call arm_init_tls_builtins.
3520 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3521 (arm_encode_section_info): Call default_encode_section_info.
3522 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3523 (enum arm_tp_type): New.
3524 (target_thread_pointer): Add declaration.
3525 (LEGITIMATE_CONSTANT_P): Handle TLS.
3526 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3527 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3528 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3529 * config/arm/arm.md: Add UNSPEC_TLS.
3530 (movsi): Handle TLS.
3531 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3533 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3534 (load_tp_hard, load_tp_soft): New insns.
3535 * arm.opt: Add -mtp=.
3536 * doc/invoke.texi (ARM Options): Document -mtp.
3538 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3540 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3541 * config/arm/libunwind.S: Include "lib1funcs.asm".
3542 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3543 (LIB2ADDEH): Add libunwind.S.
3544 (LIB2ADDEHDEP): Add lib1funcs.asm.
3545 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3547 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3550 * gcc/c.opt: Add a -lang-fortran option.
3551 * gcc/c-opts.c: Add a lang_fortran flag.
3552 (c_common_init_options): Handling the -lang-fortran option.
3553 (c_common_handle_option): Add a case for Fortran options in
3554 preprocessing. Remove cases for -ffixed-form and
3555 -ffixed-line-length. Add a case for -lang-fortran.
3557 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3559 * config/rs6000/rs6000.c: Include params.h
3560 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3561 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3562 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3563 (UNSPEC_VPKUWSS): Delete.
3564 (altivec_vpkuhss): Delete.
3565 (altivec_vpkuwss): Delete.
3566 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3568 (neg_eq0<mode>): Remove final condition.
3569 (neg_eq<mode>): Remove condition and split-condition.
3571 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3573 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3574 Use associated print macros.
3576 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3579 * diagnostic.c (diagnostic_set_info_translated): New function.
3580 (diagnostic_set_info): Use it. Add comment.
3581 * diagnostic.h (diagnostic_set_info_translated): Declare.
3583 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3585 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3586 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3587 reference only if 'public' is true.
3588 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3589 emit the .hidden directive only if the indirect reference is public.
3590 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3591 Pass it to dw2_force_const_mem.
3592 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3593 * dwarf2out.c (output_cfi): Adjust calls to above function.
3594 (output_call_frame_info): Likewise.
3595 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3596 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3598 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3600 PR tree-optimization/24483
3601 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3602 field to elts if possible.
3604 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3607 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3610 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3612 Fix PR tree-optimization/24351
3614 * tree-ssa-structalias.c (struct variable_info): Add
3616 (get_varinfo_fc): New function to follow collapsing.
3617 (new_var_info): Set collapsed_to to NULL.
3618 (dump_constraint): Follow collapsing.
3619 (build_constraint_graph): Handle collapsing.
3620 (do_simple_structure_copy): Return false if something bad
3622 (collapse_rest_of_var): New function.
3623 (do_structure_copy): Collapse if do_simple_structure_copy returns
3626 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3629 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3630 expressions to a statement list instead of gimplifying them.
3632 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3634 PR rtl-optimization/23585
3635 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3636 that can't trap plus a constant integer, if the mode has zero size.
3638 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3641 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3643 ("*insv<mode>_reg_extimm"): Likewise.
3645 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3648 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3649 c_common_type_for_mode returns an unnamed type.
3651 2005-11-02 Richard Henderson <rth@redhat.com>
3655 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3656 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3657 * function.c (assign_parms): Use calls.internal_arg_pointer.
3658 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3660 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3661 (TARGET_CALLS): Add it.
3662 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3663 * targhooks.c (default_internal_arg_pointer): New.
3664 * targhooks.h (default_internal_arg_pointer): Declare.
3665 * tree.h (dwarf2out_reg_save_reg): Declare.
3666 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3667 * config/i386/i386.c (dbx_register_map): Add return column.
3668 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3669 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3670 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3671 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3672 (ix86_save_reg): Save force_align_arg_pointer.
3673 (ix86_emit_save_regs): Make regno unsigned.
3674 (ix86_emit_save_regs_using_mov): Likewise.
3675 (ix86_expand_prologue): Handle force_align_arg_pointer.
3676 (ix86_expand_epilogue): Likewise.
3677 * config/i386/i386.h: (dbx_register_map): Update.
3678 (dbx64_register_map, svr4_dbx_register_map): Update.
3679 (struct machine_function): Add force_align_arg_pointer.
3680 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3681 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3682 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3684 2005-11-02 Jan Hubicka <jh@suse.cz>
3687 * i386.md: Add peep2 for simplyfing array accesses.
3689 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3692 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3693 * config/s390/s390.c (s390_decompose_shift_count): New function.
3694 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3695 (print_shift_count_operand): Use s390_decompose_shift_count.
3696 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3697 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3699 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3702 * loop.c (loop_givs_rescan): Use force_operand to expand
3705 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3708 * fold-const.c (build_range_check): Use unsigned when signed
3709 overflow is undefined also. If etype is subtype, make sure that
3710 the subtraction is in the supertype.
3712 2005-11-02 Richard Henderson <rth@redhat.com>
3715 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3718 2005-11-01 Richard Henderson <rth@redhat.com>
3721 * loop.c (scan_loop): Do not propagate computations to a hard
3722 register destination with SMALL_REGISTER_CLASSES.
3724 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3726 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3727 costs for MULT inside PLUS or MINUS.
3729 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3731 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3732 (TRAMPOLINE_SIZE): Round up to 60.
3733 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3735 2005-10-31 James E. Wilson <wilson@specifix.com>
3738 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3739 ifdef. Put ifdefs around call in gen_subprogram_die.
3740 (compute_frame_pointer_to_cfa_displacement): Likewise.
3741 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3744 PR rtl-optimization/17356
3745 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3746 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3748 2005-10-31 Jan Hubicka <jh@suse.cz>
3751 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3754 * i386.c (legitimize_pic_address): Deal with large immediates.
3757 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3758 from symbol names while computing checkup.
3761 * predict.c (predict_loops): Do not estimate more than
3762 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3763 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3765 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3767 PR tree-optimization/19097
3768 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3770 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3772 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3774 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3777 * tree-inline.c (setup_one_parameter): If the init_stmt
3778 is NULL, don't insert the statement.
3780 2005-10-30 Jan Hubicka <jh@suse.cz>
3782 PR tree-optimization/24172
3783 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3785 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3787 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3788 constants for hosts with long != 32 bits.
3790 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3793 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3795 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3797 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3798 (TARGET_MS1_16_002): New.
3799 (TARGET_MS1_16_003): New.
3801 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3802 ("*decrement_and_branch_until_zero_no_clobber"): New.
3803 Add corresponding splitter for decrement_and_branch_until_zero
3805 Key all decrement_and_branch_until_zero patterns off of
3808 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3811 * tree-complex.c (extract_component): Treat RESULT_DECL
3812 like the rest of the decls.
3814 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3816 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3817 indirect call to _mcount if the function needs a static chain.
3819 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3820 Caroline Tice <ctice@apple.com>
3822 PR rtl-optimization/24460
3823 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3824 (dwarf2out_switch_text_section): Set it to true instead of
3825 incrementing separate_line_info_table_in_use.
3826 (output_loc_list): Additionally test have_switched_text_sections.
3827 (output_ranges): Likewise.
3828 (dwarf2out_finish): Likewise.
3829 * varasm.c (assemble_start_function): Do not call
3830 insert_section_boundary_note.
3831 (assemble_end_function): If flag_reorder_blocks_and_partition,
3832 switch to the function's section before emitting the .size directive.
3833 * bb-reorder.c (insert_section_boundary_note): Staticify.
3834 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3835 * output.h (insert_section_boundary_note): Delete.
3837 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3840 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3841 instead of pointer equality when comparing types.
3843 2005-10-24 James E. Wilson <wilson@specifix.com>
3845 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3846 add_dependence_list_and_free calls.
3848 2005-10-24 Steven Bosscher <stevenb@suse.de>
3850 * contrib.texi: Add the names of the LLNL folks who donated
3851 Cray pointer support for gfortran.
3853 2005-10-24 Steven Bosscher <stevenb@suse.de>
3855 PR tree-optimization/24225
3856 * profile.c (branch_prob): Look from end to start through a
3857 basic block when looking for a locus.
3859 2005-10-24 Richard Henderson <rth@redhat.com>
3861 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3863 (hppa_expand_prologue): Likewise.
3865 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3867 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3868 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3869 * pa.h (NO_PROFILE_COUNTERS): Define.
3870 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3871 (funcdef_nos): New vector to hold label numbers of deferred profile
3873 (output_deferred_profile_counters): New function.
3874 (hppa_profile_hook): Push label number onto funcdef_nos.
3875 (pa_hpux_file_end): Call output_deferred_profile_counters if
3876 NO_DEFERRED_PROFILE_COUNTERS is false.
3878 * pa-protos.h (get_deferred_plabel): New prototype.
3879 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3881 (output_call): Adjust calls.
3883 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3885 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3886 peculiarity of GOT/TOC section usage.
3888 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3891 * c-common.c (constant_string_class_name): Add documentation.
3893 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3896 * recog.c (peephole2_optimize): Increment peep2_current_count
3897 only when the slot is empty.
3899 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3902 * except.c (output_function_exception_table): Call
3903 assemble_external_libcall if we need a personality function.
3905 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3907 PR rtl-optimization/24460
3908 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3909 set the basic block for barriers.
3911 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3913 * var-tracking.c (vt_initialize): Initialize post.
3915 2005-10-21 Devang Patel <dpatel@apple.com>
3918 * c-common.c (vector_types_convertible_p): Check vector element type.
3920 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3922 * config/sh/sh.c (prepare_move_operands): Handle the address
3923 constant which is a tls symbolic address plus a constant.
3925 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3928 * gcc.c (main): Use the correct counter for erroring out
3929 about mulitple files.
3931 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3934 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3935 use r2 for 64-bit tls .got access.
3937 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3939 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3942 2005-10-20 Steven Bosscher <stevenb@suse.de>
3944 PR tree-optimization/24307
3945 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3947 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3950 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3952 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3953 is ready, stop marking functions, but still mark variables.
3955 2005-10-20 Richard Guenther <rguenther@suse.de>
3958 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3961 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3963 PR rtl-optimization/23585
3964 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3965 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3966 (may_trap_p_1): New predicate extracted from...
3967 (may_trap_p): ... here. Invoke may_trap_p_1.
3968 (may_trap_or_fault_p): New predicate.
3969 * rtl.h (may_trap_or_fault_p): Declare it.
3970 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3971 instead of may_trap_p.
3972 (steal_delay_list_from_fallthrough): Likewise.
3973 (fill_simple_delay_slots): Likewise.
3974 (fill_slots_from_thread): Likewise.
3975 * function.c (pad_to_arg_alignment): Rework comment about
3976 SPARC_STACK_BOUNDARY_HACK.
3977 * config/sparc/sparc.h: Likewise.
3979 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3981 * config/s390/s390.c (s390_expand_insv): New.
3982 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3983 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3984 ("icm_hi"): Remove mode attribute.
3985 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3987 ("*extracthi", "*extractqi"): Remove.
3988 (extv<mode>", "*extzv<mode>"): New.
3989 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3990 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3992 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3994 * cfgexpand.c (discover_nonconstant_array_refs_r,
3995 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3996 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3997 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3998 discover_nonconstant_array_refs.
4000 2005-10-19 Steven Bosscher <stevenb@suse.de>
4003 * c-decl.c (pop_scope): Don't warn about an unused variable
4004 if it is marked with TREE_NO_WARNING.
4005 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4006 somenow mismatch and olddecl is to be replaced.
4008 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4011 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4012 whether registers live on the edge can be saved/restored.
4014 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4016 * config/sh/sh.c (fixup_mova): Skip notes.
4018 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4020 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4021 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4022 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4023 (s390_initial_elimination_offset): Likewise.
4024 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4025 register on TARGET_ZARCH targets.
4026 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4027 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4028 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4029 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4031 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4033 * config/s390/s390.md: Comment describing output modifiers updated.
4034 * config/s390/s390.c (print_operand): Likewise.
4036 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4038 * config/s390/s390.c (override_options): Added check for -mstack-size
4040 * doc/invoke.texi: Mention that limit in the documenation.
4042 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4045 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4047 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4049 Fix PR tree-optimization/24231
4051 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4052 (compute_avail): Ditto.
4054 2005-10-18 Richard Henderson <rth@redhat.com>
4057 * config/i386/i386.c (legitimate_constant_p): Check
4058 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4060 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4061 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4062 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4064 (print_operand_address): Likewise.
4065 * config/i386/predicates.md (x86_64_immediate_operand): Test
4066 SYMBOL_REF_TLS_MODEL properly inside CONST.
4067 (x86_64_zext_immediate_operand): Likewise.
4068 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4069 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4070 * config/i386/i386-protos.h: Remove predicates.md entries.
4072 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4074 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4075 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4077 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4078 Ian Lance Taylor <ian@airs.com>
4081 * fold-const.c (fold_widened_comparison): Do not allow range based
4082 constant folding when right operand cannot be unwidened.
4084 2005-10-17 Richard Henderson <rth@redhat.com>
4086 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4087 with a memory clobber.
4089 2005-10-17 James E Wilson <wilson@specifix.com>
4091 PR rtl-optimization/17356
4092 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4093 checking for EDGE_EH.
4095 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4097 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4098 the slot on an even boundary for any type with 16-byte alignment.
4100 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4103 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4104 after register allocation.
4106 2005-10-17 DJ Delorie <dj@redhat.com>
4108 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4111 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4114 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4117 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4119 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4120 to 2 if it's already non-zero.
4121 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4122 is set and warn about it if flag_schedule_insns is 1.
4124 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4126 * config/crx/crx.md: Compare-and-branch instructions need to
4129 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4132 * config/i386/i386.md (*pushdi2_rex64 splitter)
4133 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4134 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4135 flow2 pass only when (optimize > 0 && flag_peephole2).
4137 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4140 * gcc.c (have_c): New static variable.
4142 (process_command): Remove declation of have_c.
4143 Set have_o to 1 when handling -o.
4144 (main): Add a fatel error if there are multiple
4145 files specified and -o and -c/-S is passed witout
4146 -combine or multiple languages.
4148 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4150 Fix PR tree-optimization/22444
4151 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4152 Assert that we don't hit something with subvars.
4153 (setup_pointers_and_addressables): Don't add things with subvars,
4154 because we'll already process the subvars for aliasing purposes.
4156 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4159 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4160 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4161 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4162 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4163 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4164 swapped, alternatives for the R constraint.
4167 * builtins.c (get_builtin_sync_mode): Make unlimited
4168 mode_for_size request.
4170 2005-10-15 Richard Henderson <rth@redhat.com>
4172 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4173 (gimplify_expr): ... here.
4174 (gimplify_compound_lval): Use it in initial scan loop. Allow
4175 fb_lvalue in base expression.
4177 2005-10-15 Richard Henderson <rth@redhat.com>
4180 * builtins.c (expand_builtin_trap): Export.
4181 * expr.h (expand_builtin_trap): Declare.
4182 * expr.c (expand_assignment): Emit a trap for integral offsets
4183 from registers that weren't reduced to bitpos.
4185 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4186 (mark_array_ref_addressable): Remove.
4187 * tree-flow.h (mark_array_ref_addressable): Remove.
4188 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4190 2005-10-15 James E Wilson <wilson@specifix.com>
4193 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4194 (add_dependence_list_and_free): Likewise.
4195 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4198 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4202 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4203 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4205 (vrp_visit_phi_node): Only prevent infinite iterations when
4206 the previous result and the new result are both VR_RANGEs.
4208 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4210 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4213 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4216 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4219 2005-10-14 Per Bothner <per@bothner.com>
4221 PR preprocessor/21250
4222 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4224 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4227 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4228 overflow flags. Refactor some conditionals.
4230 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4233 * tree-dfa.c (add_referenced_var): Only look at decls which
4234 have TREE_CONSTANT or TREE_READONLY set instead of if
4235 !TREE_PUBLIC or !TREE_CONSTANT.
4237 2005-10-13 James E Wilson <wilson@specifix.com>
4239 * doc/invoke.texi: For -x, add f95-cpp-input.
4240 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4242 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4244 PR tree-optimization/24262
4245 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4246 in loop all the time.
4248 2005-10-12 Richard Henderson <rth@redhat.com>
4251 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4252 * function.c (assign_parm_find_data_types): Don't support it.
4253 * print-tree.c (print_node): Likewise.
4254 * c-common.c (handle_transparent_union_attribute): Likewise.
4255 Use build_duplicate_type.
4256 * tree-inline.c (remap_type_1): Split out of remap_type;
4257 properly remap aggregate fields.
4258 (build_duplicate_type): New.
4259 * doc/extend.texi (Variable Attributes): Remove documentation
4260 for transparent_union.
4262 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4265 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4266 (gen_stack_pointer_dec): Likewise.
4268 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4272 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4274 (struct cxx): Add adjust_class_at_definition target hook.
4275 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4276 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4277 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4278 hook_void_tree. Add to TARGET_CXX.
4279 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4281 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4282 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4283 instead of attribute. Check for dllexport override. Warn if
4284 inconsistent dll linkage. Don't lose old dllimport if decl has
4285 had address referenced. Tweak lookup of dllimport atribute.
4286 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4287 for target specific rules. Don't add dllimport attribute if
4288 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4289 dllimport attribute.
4290 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4291 * varasm.c (initializer_constant_valid_p): Replace
4292 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4296 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4297 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4298 (i[34567]86-*-mingw32*): Likewise.
4300 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4301 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4303 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4304 C++-specific code. Change return value to bool.
4305 (i386_pe_dllimport_p): Likewise.
4306 (associated_type): Simplify and make language-independent
4307 (i386_pe_encode_section_info): Replace override of ambiguous
4308 dllimport symbol refs with a gcc_assert.
4309 (i386_pe_valid_dllimport_attribute_p): Define.
4310 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4311 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4312 i386_pe_adjust_class_at_definition.
4313 * config/i386/winnt-stubs.c: New file. Define stub versions of
4314 lang-specific functions.
4315 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4316 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4317 i386_pe_adjust_class_at_definition.
4318 (i386_pe_valid_dllimport_attribute_p): Declare.
4319 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4320 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4321 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4324 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4325 dllimport attribute with test of DECL_DLLIMPORT_P.
4327 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4329 * combine.c (make_extraction): Correct offset computation.
4331 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4333 * config/cris/t-linux (LIMITS_H_TEST): Define.
4335 2005-10-12 Richard Henderson <rth@redhat.com>
4338 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4340 2005-10-12 Richard Guenther <rguenther@suse.de>
4342 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4344 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4347 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4348 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4351 2005-10-12 Richard Guenther <rguenther@suse.de>
4354 * varasm.c (output_constant): Correct typo from previous
4357 2005-10-11 Ian Lance Taylor <ian@airs.com>
4359 PR rtl-optimization/13931
4360 * combine.c: Revert patch of 2003-05-14, and:
4361 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4362 completely killed in the appropriate insn.
4363 (distribute_notes): Don't skip multiple hard register test for
4364 elim_i1 and elim_i2.
4366 2005-10-11 Richard Henderson <rth@redhat.com>
4369 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4370 to initialize a transparent union instead of a nop_expr.
4372 2005-10-11 Richard Henderson <rth@redhat.com>
4374 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4375 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4376 (tree_ssa_dce_loop): Call scev_reset.
4379 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4380 * tree-ssa-dce.c: Include cfgloop.h.
4381 (tree_ssa_dce_loop, pass_dce_loop): New.
4382 * tree-pass.h (pass_dce_loop): Declare it.
4383 * passes.c (init_optimization_passes): Use it.
4385 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4388 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4389 Only apply the optimization for rounding builtins if the inner
4390 cast is also an extension.
4392 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4395 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4396 mark_new_vars_to_rename instead of update_stmt.
4398 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4400 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4402 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4404 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4405 for setting MMX register to 0 rather than mmx.
4407 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4410 * configure.ac: Move gas check from mips specific case to common case.
4411 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4412 * configure: Regenerate
4413 * doc/install.texi: Update.
4415 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4418 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4420 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4422 * gcc.c (do_spec_1): Accept numeric characters in file name
4425 2005-10-10 Nick Clifton <nickc@redhat.com>
4427 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4428 describing the deleted arm_gen_rotated_half_load function.
4430 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4432 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4435 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4437 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4439 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4440 (EXTRA_MULTILIB_PARTS): Define.
4441 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4442 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4443 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4444 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4445 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4446 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4448 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4450 PR tree-optimization/24226
4451 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4452 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4453 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4456 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4458 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4460 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4463 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4464 Rewrite for no need for the early clobber.
4466 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4468 Merge from csl-arm-branch:
4469 2005-09-07 Paul Brook <paul@codesourcery.com>
4470 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4473 2005-04-30 Paul Brook <paul@codesourcery.com>
4474 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4475 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4477 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4478 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4479 (arm_override_options): Use TARGET_AAPCS_BASED.
4480 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4481 (PTRDIFF_TYPE): Use int for AAPCS.
4482 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4483 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4484 (DEFAULT_SHORT_ENUMS): Delete.
4485 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4487 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4488 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4489 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4490 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4492 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4493 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4495 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4496 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4498 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4499 * config.gcc (arm*-*-linux-gnueabi): Add it.
4500 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4502 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4503 * config/arm/linux-eabi.h: New file.
4504 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4505 (LINUX_TARET_LINK_SPEC): Likewise.
4506 (LINK_SPEC): Use it.
4507 * config/arm/t-linux-eabi: New file.
4509 2005-10-08 Steven Bosscher <stevenb@suse.de>
4512 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4514 (PARAM_SMS_DFA_HISTORY): Likewise.
4516 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4519 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4520 (load_register_parameters): Call it.
4521 (check_sibcall_argument_overlap_1): Likewise.
4522 (store_one_arg): Likewise.
4524 2005-10-07 James E. Wilson <wilson@specifix.com>
4526 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4527 DImode not VECINT24 for operand 2.
4530 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4534 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4535 fr_spill): Use destination_operand for operand 0.
4537 2005-10-07 DJ Delorie <dj@redhat.com>
4539 * varasm.c (output_constant): Limit error to expanding
4542 2005-10-07 Richard Guenther <rguenther@suse.de>
4545 * fold-const.c (fold_binary): Fix operand types during folding
4546 of X op (A, Y). Evaluation order of the side-effects of
4547 X and A are frontend-defined, so ensure we honour that even for
4548 tcc_comparison class operands; eased by removing duplicate code.
4550 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4552 * stor-layout.c (layout_type): Do not allow alignment of array
4553 elements to be greater than their size.
4555 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4557 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4559 (hppa*-*-linux*): Ditto.
4560 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4561 * config/host-hpux.c: New.
4562 * config/x-hpux: New.
4563 * config/pa/x-hpux: Remove.
4564 * config/pa/x-linux: Remove.
4565 * config/pa/pa-host.c: Remove.
4567 2005-10-07 Jeff Law <law@redhat.com>
4569 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4570 determine whether or not to try and thread outgoing edges.
4572 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4574 * config/rs6000/rs6000.md (eqsi_power): New.
4575 (neg_eq0si): Add TARGET_POWER to final condition.
4578 2005-10-06 Richard Henderson <rth@redhat.com>
4580 * config/rs6000/rs6000.c: Revert last change.
4582 2005-10-06 Richard Henderson <rth@redhat.com>
4584 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4585 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4587 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4591 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4592 out return_label and naked_return_label.
4594 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4596 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4599 2005-10-06 Richard Henderson <rth@redhat.com>
4602 * tree-inline.c (declare_return_variable): Handle modify_dest not
4605 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4607 Fix PR tree-optimization/22488
4608 * tree-ssa-structalias.c (check_for_overlaps): New function.
4609 (create_variable_info_for): Use it.
4611 2005-10-06 Richard Henderson <rth@redhat.com>
4614 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4615 (dwarf2out_start_source_file): Print it.
4617 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4619 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4621 2005-10-06 Richard Henderson <rth@redhat.com>
4624 * mode-switching.c (optimize_mode_switching): Clear transp bit
4625 for block with incomming abnormal edges.
4627 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4628 (fpscr_set_from_mem): Use them.
4629 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4630 (fpscr postinc splitters): Rewrite as peephole2+split.
4632 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4634 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4635 (eq<mode>_compare): Same.
4637 2005-10-06 Richard Guenther <rguenther@suse.de>
4639 PR tree-optimization/24238
4640 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4642 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4644 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4645 here. Use AC_PATH_PROG for environment variables instead of
4647 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4649 * configure: Regenerated.
4651 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4654 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4655 then force it into a register.
4656 (call_value): Likewise.
4658 2005-10-06 Richard Henderson <rth@redhat.com>
4661 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4662 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4663 under pass_vectorize.
4665 2005-10-05 Devang Patel <dpatel@apple.com>
4668 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4669 handling constants. Check NAMESPACE_DECL context for constants.
4671 2005-10-05 Eric Christopher <echristo@apple.com>
4673 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4675 2005-10-05 Richard Henderson <rth@redhat.com>
4678 * tree-cfg.c (mark_array_ref_addressable_1): New.
4679 (mark_array_ref_addressable): New.
4680 * tree-flow.h (mark_array_ref_addressable): Declare.
4681 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4683 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4687 * reload.c (subst_reloads): When adding a REG_LABEL to a
4688 jump instruction, also update JUMP_LABEL.
4690 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4692 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4693 * bb-reorder.c (copy_bb_p): Use it.
4694 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4696 2005-10-05 Richard Henderson <rth@redhat.com>
4699 * toplev.c (process_options): Warn about unsupported combinations
4700 of unwind tables and omit-frame-pointer.
4701 * config/i386/i386.c (override_options): Similarly. Enable
4702 accumulate-outgoing-args if not explicitly disabled.
4704 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4706 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4707 Handle big endian vs. small endian.
4708 (vec_initv2sf): Handle big endian vs. small endian.
4709 (*vec_extractv2sf_1): Ditto.
4711 2005-10-05 Dale Johannesen <dalej@apple.com>
4713 * convert.c (convert_to_real): Don't convert
4714 (float)floor(double d) to floorf((float)d).
4716 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4718 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4720 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4722 PR tree-optimization/18587
4723 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4724 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4725 build_vuses): Change to VEC type.
4726 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4727 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4728 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4729 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4730 (get_name_decl): New. Return DECL_UID of base variable.
4731 (operand_build_cmp): New. qsort comparison routine.
4732 (operand_build_sort_virtual): New. Sort virtual build vector.
4733 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4734 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4735 (FINALIZE_BASE): Use get_name_decl.
4736 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4737 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4738 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4739 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4740 direct VEC_* manipulations.
4741 (build_ssa_operands): Call operand_build_sort_virtual.
4742 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4743 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4744 with direct VEC_* manipulations.
4745 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4746 with direct VEC manipulations.
4748 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4750 PR tree-optimization/21419
4751 PR tree-optimization/24146
4752 PR tree-optimization/24151
4754 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4755 (build_asm_expr): Call it if outputs are read-only.
4756 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4758 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4759 Paolo Bonzini <bonzini@gnu.org>
4763 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4764 enable the instructions and not just the built-ins.
4765 * doc/invoke.texi (x86 Options): Likewise.
4767 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4769 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4771 * doc/invoke.texi (Option Summary): Correct spelling
4772 of -mmacosx-version-min.
4774 2005-10-04 Devang Patel <dpatel@apple.com>
4776 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4779 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4781 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4782 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4784 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4786 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4787 ("TE","tg"): New mode attributes.
4788 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4789 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4790 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4791 dword_mode and one for GPRmode.
4793 2005-10-04 Ian Lance Taylor <ian@airs.com>
4795 PR preprocessor/13726
4796 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4797 any comments passed in.
4799 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4801 * tree.c (annotate_with_file_line): Fix typo.
4803 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4806 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4807 type used to access data in the inlined length == 1 case, use
4808 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4809 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4811 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4813 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4814 TARGET_SSE3 and only for TARGET_80387.
4815 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4816 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4817 Do not depend on TARGET_80387.
4819 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4821 * tree.c (last_annotated_node): Change type to location_t*.
4822 (annotate_with_file_line): Reflect the change of
4823 last_annotated_node type.
4825 2005-10-04 Richard Guenther <rguenther@suse.de>
4828 * c-decl.c (grokdeclarator): Don't write to fields
4831 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4834 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4836 * varasm.c (make_decl_rtl): If a register variable does not
4837 have a set user assmbler name, error out.
4838 Decode the asmspec is now name+1 bypassing '*'.
4840 2005-10-04 Steven Bosscher <stevenb@suse.de>
4842 PR tree-optimization/23049
4843 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4844 of a COND_EXPR is folded before calling fold on the whole rhs of a
4845 conditional assignment.
4846 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4847 document that a COND_EXPR may appear there.
4849 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4852 * tree-vrp.c (extract_range_from_assert): If the new numeric
4853 range created out of the assertion contradicts the existing
4854 numeric range of the ASSERT_EXPR variable, make the new range
4857 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4859 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4860 from T_REGS to FP register class.
4862 2005-10-03 Richard Henderson <rth@redhat.com>
4865 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4866 before creating a new one.
4868 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4870 * config/rs6000/t-aix43 (LDFLAGS): New.
4871 * config/rs6000/t-aix52 (LDFLAGS): New.
4873 2005-10-03 Ian Lance Taylor <ian@airs.com>
4875 * gimplify.c (find_single_pointer_decl_1): New static function.
4876 (find_single_pointer_decl): New static function.
4877 (internal_get_tmp_var): For a formal variable, set restrict base
4878 information if appropriate.
4879 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4881 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4882 (DECL_GET_RESTRICT_BASE): Define.
4883 (SET_DECL_RESTRICT_BASE): Define.
4884 (decl_restrict_base_lookup): Declare.
4885 (decl_restrict_base_insert): Declare.
4886 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4887 * tree.c (restrict_base_for_decl): New static variable.
4888 (init_ttree): Initialize restrict_base_for_decl.
4889 (copy_node_stat): Copy restrict base information.
4890 (decl_restrict_base_lookup): New function.
4891 (decl_restrict_base_insert): New function.
4892 (print_restrict_base_statistics): New static function.
4893 (dump_tree_statistics): Call print_restrict_base_statistics.
4895 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4898 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4899 case of anti-ranges.
4901 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4904 * c-typeck.c (tagged_tu_seen): Rename to ...
4905 (tagged_tu_seen_cache): this and add val field.
4906 (comptypes): Move functional to comptypes_internal
4907 and free tagged_tu_seen.
4908 (comptypes_internal): New function and call comptypes_internal
4909 instead of comptypes. Speed up by sibcalling
4910 tagged_types_tu_compatible_p.
4911 (alloc_tagged_tu_seen): New function
4912 (free_all_tagged_tu_seen_up_to): New function.
4913 (tagged_types_tu_compatible_p): Return the val of the seen two
4915 Add that the two types are the same to tagged_tu_seen_base
4916 if they are and call comptypes_internal instead of comptypes.
4917 <case UNION_TYPE>: Speed up common type where the fields are
4919 (function_types_compatible_p): Call comptypes_internal instead of
4921 (type_lists_compatible_p): Likewise.
4922 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4924 2005-10-02 Matthias Klose <doko@debian.org>
4926 * doc/invoke.texi: Fix typo and speling error.
4928 2005-10-01 Richard Henderson <rth@redhat.com>
4930 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4932 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4934 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4935 using --start-group and --end-group.
4937 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4939 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4940 FIXME note regarding quirky semantics.
4942 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4945 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4946 non-null range as a last resort.
4948 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4949 Diego Novillo <dnovillo@redhat.com>
4952 * tree-vrp.c (extract_range_from_assert): For !=
4953 assertions, only build an anti-range if LIMIT is a
4954 single-valued range.
4956 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4958 * arm.md (movqi): On thumb when optimizing, handle loading from
4959 memory by describing this as taking a subreg of a zero-extended load
4960 into an SImode register.
4963 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4965 * reload1.c (merge_assigned_reloads): Do not change any
4966 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4968 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4970 * Makefile.in (LIPO_FOR_TARGET): Define.
4971 (STRIP_FOR_TARGET): Define.
4973 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4974 before creating new ones. Do symlinks before creating the actual
4977 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4978 to work out which multilibs are actually being built.
4980 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4982 * tree-vect-transform.c, config/ms1/ms1.md,
4983 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4984 Follow spelling conventions.
4985 * doc/invoke.texi, doc/md.texi: Fix typos.
4987 2005-09-30 Andrew Macleod <amacleod@redat.com>
4989 PR tree-optimization/21430
4990 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4991 use operands, and set stmt pointer if need be.
4992 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4993 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4996 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4999 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5001 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5003 * optabs.c (expand_binop): Initialize first_pass_p.
5005 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5008 * c-decl.c (c_write_global_declarations_1): If any
5009 wrapup_global_declaration_2 call returned true, restart the loop.
5011 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5013 Fix PR tree-optimization/24117
5014 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5015 before considering whether to use anyoffset.
5017 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5021 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5023 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5025 (swap_commutative_operands_with_target): New.
5027 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5030 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5033 2005-09-29 Steven Bosscher <stevenb@suse.de>
5035 PR tree-optimization/23911
5036 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5037 and IMAGPART_EXPR too.
5039 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5042 * expmed.c (expand_shift): Move logic to reverse rotation
5043 direction when rotating by constants ...
5044 * optabs.c (expand_binop): ... here.
5045 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5046 (ix86_rotrdi3): New pattern.
5047 (rotldi3): Handle 32-bit mode.
5048 (ix86_rotldi3): New pattern.
5050 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5053 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5054 check for numbers that need no bit twiddle.
5056 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5058 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5059 multilib to be built.
5061 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5062 (stage1-start): Delete old libgcc and libunwind before moving
5063 anything into the stage directory.
5064 (stage2-start): Likewise.
5065 (stage3-start): Likewise.
5066 (stage4-start): Likewise.
5067 (stageprofile-start): Likewise.
5068 (stagefeedback-start): Likewise.
5069 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5070 header in tm_file and CPU-specific t-darwin in tmake_file.
5071 (i[34567]86-*-darwin*): Don't change tm_file.
5072 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5073 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5074 shared library stub for target OS version.
5075 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5076 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5077 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5078 (libgcc_s.%.dylib): New.
5080 (install-darwin-libgcc-stubs): New.
5081 (INSTALL_LIBGCC): New append.
5082 * config/i386/darwin-libgcc.10.4.ver: New.
5083 * config/i386/darwin-libgcc.10.5.ver: New.
5084 * config/i386/t-darwin: New.
5085 * config/rs6000/darwin-libgcc.10.4.ver: New.
5086 * config/rs6000/darwin-libgcc.10.5.ver: New.
5087 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5088 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5090 2005-09-28 Paul Brook <paul@codesourcery.com>
5092 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5095 2005-09-28 Richard Guenther <rguenther@suse.de>
5097 PR tree-optimization/23853
5098 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5099 host_integerp to verify misalignment value.
5101 2005-09-28 Richard Henderson <rth@redhat.com>
5103 * builtins.c (get_builtin_sync_mode): New.
5104 (expand_builtin_sync_operation): Pass in mode argument.
5105 (expand_builtin_compare_and_swap): Likewise.
5106 (expand_builtin_lock_test_and_set): Likewise.
5107 (expand_builtin_lock_release): Likewise.
5108 (expand_builtin): Update to match.
5110 2005-09-28 Nick Clifton <nickc@redhat.com>
5112 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5113 formatting. Add check to PLUS case to ensure that the offset is
5114 within an acceptable range.
5116 * config/v850/v850.md (casesi): Disable the generation of the
5117 switch pattern as it is not being handled properly at the moment.
5119 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5120 for when the high words are identical.
5122 2005-09-27 Richard Henderson <rth@redhat.com>
5124 * pretty-print.c (pp_base_format): Fix typo for %>.
5126 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5127 Devang Patel <dpatel@apple.com>
5129 PR tree-optimization/23625
5130 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5131 LABEL_EXPR, assertion check.
5133 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5135 * optabs.c (no_conflict_move_test): Check if a result of a
5136 to-be-moved insn would be clobbered by an originally
5139 2005-09-27 Jeff Law <law@redhat.com>
5141 * passes.c (init_optimization_passes): Replace copy propagation
5142 passes immediately after DOM with phi-only copy propagation
5143 pases. Add phi-only copy propagation pass after first DOM pass.
5144 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5145 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5146 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5147 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5148 to init_copy_prop. Callers updated.
5149 (do_phi_only_copy_prop): New function.
5150 (pass_phi_only_copy_prop): New pass descriptor.
5152 2005-09-27 Nick Clifton <nickc@redhat.com>
5154 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5156 2005-09-26 Jason Merrill <jason@redhat.com>
5159 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5161 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5163 2005-09-26 James E Wilson <wilson@specifix.com>
5165 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5166 copyright. Add gcc copyright plus libgcc exception.
5167 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5169 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5171 2005-09-26 Jeff Law <law@redhat.com>
5173 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5174 about when to iterate.
5176 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5179 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5180 for __complex__ double in -mcpu=G5 mode.
5182 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5184 PR tree-optimization/23942
5185 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5186 * tree-scalar-evolution.c: Include params.h.
5188 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5189 follow_ssa_edge_in_condition_phi_branch,
5190 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5191 Change return type to t_bool. Use a parameter to limit the size of
5192 trees that are walked before stopping
5193 (analyze_evolution_in_loop): Initialize the limit to 0.
5194 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5195 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5197 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5200 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5201 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5203 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5205 * combine.c (make_extraction): Check for valid use of subreg.
5207 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5210 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5211 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5212 ("fist<mode>2_with_temp"): Use only register operands.
5214 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5216 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5217 CALL_INSN_FUNCTION_USAGE.
5219 2005-09-26 Richard Guenther <rguenther@suse.de>
5222 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5223 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5224 (ldst_entry): Use the hashtable instead of list-walking.
5225 (find_rtx_in_ldst): Likewise.
5226 (free_ldst_entry): Free the hashtable.
5227 (compute_ld_motion_mems): Create the hashtable.
5228 (trim_ld_motion_mems): Remove entry from hashtable if
5229 removing it from list.
5230 (compute_store_table): Likewise^2.
5231 (store_motion): Free hashtable in case we did not see
5234 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5236 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5237 and arg1 if we are passing them to fold_build2.
5239 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5242 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5245 2005-09-25 Richard Henderson <rth@redhat.com>
5247 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5248 SYMBOL_REF_TLS_MODEL to be correct.
5250 2005-09-24 Richard Henderson <rth@redhat.com>
5252 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5253 end of function. Reindent.
5255 2005-09-24 Ian Lance Taylor <ian@airs.com>
5257 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5258 NEGATE_EXPR/BIT_NOT_EXPR case.
5260 2005-09-24 Richard Henderson <rth@redhat.com>
5262 * c-common.c (handle_mode_attribute): When not modifying in place,
5263 create subtypes for enumerations.
5264 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5265 * gimplify.c (create_tmp_from_val): Likewise.
5267 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5269 * config/i386/i386.md (*tls_global_dynamic_64,
5270 *tls_local_dynamic_base_64): Add missing mode to call.
5271 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5273 2005-09-24 Jan Hubicka <jh@suse.cz>
5275 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5276 (cgraph_clone_node): Likewise.
5277 * cgraph.h (cgraph_clone_edge): Update prototype.
5278 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5279 duplicated prototypes; add updating argument.
5280 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5281 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5283 (cgraph_mark_inline_edge): Likewise.
5284 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5285 (cgraph_flatten_node): Likewise.
5286 (cgraph_decide_recursive_inlining): Likewise.
5287 (cgraph_decide_inlining_of_small_function): Likewise.
5288 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5290 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5291 Pete Steinmetz <steinmtz@us.ibm.com>
5293 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5294 (rldic.): Set type to "compare".
5296 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5297 mfjmpr for MFCTR/MFLR.
5298 (movdf_hardfloat64): Same.
5299 (movdf_softfloat64): Same. Correct order of store and move types.
5300 (movti_string): Set type to store_ux/load_ux.
5301 (load_multiple): Set type to load_ux.
5302 (store_multiple): Set type to store_ux.
5303 (movmemsi): Set type to store_ux.
5304 (output_cbranch direct_return): Set type to jmpreg.
5305 (stmw): Set type to store_ux.
5306 (lmw): Set type to load_ux.
5307 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5308 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5309 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5310 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5311 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5312 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5313 (rios1-fpstore): Increase latency to 3.
5314 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5315 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5317 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5318 Andrew Pinski <pinskia@physics.uc.edu>
5320 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5321 operand2 constraint to "b".
5322 (sync_<fetchop_name>di_internal): Same.
5323 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5325 (sync_old_<fetchop_name>di_internal): Same.
5326 (sync_new_<fetchop_name>si_internal): Same.
5327 (sync_new_<fetchop_name>di_internal): Same.
5329 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5332 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5333 case, define as macros.
5335 PR rtl-optimization/23837
5336 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5337 clobber / clobber match between dest and p->first.
5339 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5340 (no_conflict_move_test): Update comments.
5342 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5344 * doc/install.texi: Update URL for Jacks.
5345 * doc/sourcebuild.texi: Likewise.
5347 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5350 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5351 registers when choosing register preferences.
5352 (movdf_hardfloat64): Same.
5354 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5356 * expmed.c (expand_shift): Don't use the target of the rotate as
5357 target for the first expanded shift insn.
5358 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5360 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5362 PR tree-optimization/22438
5363 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5364 preserved iv rhs rewriting specially.
5366 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5368 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5369 estimate_only is true.
5370 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5371 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5372 tree-ssa-structalias.c
5373 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5374 ref_contains_indirect_ref.
5375 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5377 2005-09-21 DJ Delorie <dj@redhat.com>
5379 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5381 (mn10300_return_in_memory): Support variable size types also.
5382 (mn10300_pass_by_reference): Likewise.
5383 (mn10300_function_value): New.
5384 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5385 (FUNCTION_OUTGOING_VALUE): Likewise.
5386 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5387 * doc/invoke.texi: Document it.
5389 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5392 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5393 force integer op1 into register for XFmode compares.
5395 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5398 * expmed.c (alg_code): Add alg_impossible.
5399 (alg_hash_entry): Add cost.
5400 (synth_mult): Record alg_impossible in the hash table if
5401 multiplication by a given integer is impossble within the
5402 limit. Speed up using alg_impossible.
5404 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5406 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5407 argument. Allow and set any offset if needs_anyoffset is passed
5409 (get_constraint_for): Add argument here too.
5411 (do_structure_copy): Pass NULL to get_constraint_for.
5412 (handle_ptr_arith): Ditto.
5413 (find_func_aliases): Ditto.
5415 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5417 PR rtl-optimization/23898
5418 * output.h (get_attr_min_length): Declare.
5419 * final.c (get_attr_length_1): New function, broken out of:
5421 (get_attr_min_length): New function.
5422 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5423 (duplicate_computed_gotos): Likewise.
5424 * genattr.c (insn_min_length): Generate declaration.
5425 * genattrtab.c (min_fn, min_attr_value): New functions.
5426 (make_length_attrs): Generate insn_min_length.
5428 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5430 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5432 2005-09-20 Richard Henderson <rth@redhat.com>
5434 PR tree-optimization/24059
5435 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5438 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5440 * c.opt (fextended-identifiers): New.
5441 * c-opts.c (c_common_handle_option): Handle
5442 -fextended-identifiers.
5443 * doc/cpp.texi: Update documentation of extended identifiers.
5444 * doc/cppopts.texi (-fextended-identifiers): Document.
5446 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5448 PR tree-optimization/23929
5449 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5452 PR tree-optimization/23818
5453 * tree-stdarg.c (execute_optimize_stdarg): Call
5454 calculate_dominance_info.
5456 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5458 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5459 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5460 (compute_overlap_steps_for_affine_1_2): Use
5461 get_number_of_iters_for_loop.
5462 (analyze_subscript_affine_affine): Check whether difference is
5464 Use get_number_of_iters_for_loop.
5465 Check whether overlap occurs outside of bounds.
5466 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5468 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5470 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5471 base register if possible.
5473 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5475 PR tree-optimization/18463
5476 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5477 converting it directly is not possible.
5478 (chrec_convert_aggressive): New function.
5479 * tree-chrec.h (chrec_convert_aggressive): Declare.
5480 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5481 Fold chrec conversions aggressively if asked to.
5482 (instantiate_parameters): Modified because of changes in
5483 instantiate_parameters_1.
5485 2005-09-19 Richard Henderson <rth@redhat.com>
5487 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5488 (reduc_splus_v2df): New.
5490 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5492 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5493 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5495 2005-09-19 Richard Henderson <rth@redhat.com>
5497 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5500 2005-09-19 Richard Henderson <rth@redhat.com>
5502 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5503 (ia64_expand_dot_prod_v8qi): New.
5504 * config/ia64/ia64-protos.h: Update.
5505 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5506 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5507 sdot_prodv8qi, sdot_prodv4hi): New.
5508 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5510 2005-09-19 Richard Henderson <rth@redhat.com>
5513 * real.c (exact_real_truncate): Return false if the format cannot
5514 represent the number as a normal.
5516 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5517 for a memory source.
5519 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5521 * tree-ssa-operands.c (swap_tree_operands): Export.
5522 * tree.h (swap_tree_operands): Declare.
5523 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5524 Call swap_tree_operands.
5526 2005-09-19 Richard Henderson <rth@redhat.com>
5528 * tree-flow.h (merge_alias_info): Declare.
5529 * tree-ssa-copy.c (merge_alias_info): Export.
5530 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5531 (vect_create_data_ref_ptr): Use create_iv directly.
5532 (vectorizable_load): Use correct types for integer constants.
5533 (vect_generate_tmps_on_preheader): Likewise.
5534 (vect_gen_niters_for_prolog_loop): Likewise.
5536 2005-09-19 Steven Bosscher <stevenb@suse.de>
5538 PR rtl-optimization/23943
5539 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5541 2005-09-18 Jan Hubicka <jh@suse.cz>
5543 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5545 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5547 * varasm.c (output_constant): Do not abort on conversions to union
5548 types between different sizes.
5550 2005-09-18 Richard Guenther <rguenther@suse.de>
5553 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5556 2005-09-18 Paul Brook <paul@codesourcery.com>
5558 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5560 2005-09-17 Richard Henderson <rth@redhat.com>
5562 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5563 * tree-ssa-loop.c (pass_vect_dce): Remove.
5564 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5567 2005-09-17 Richard Henderson <rth@redhat.com>
5569 * tree-pass.h (pass_vect_dce): Declare.
5570 * passes.c (init_optimization_passes): Add it.
5571 * tree-flow.h (tree_ssa_dce): Declare.
5572 * tree-ssa-dce.c (tree_ssa_dce): Export.
5573 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5574 (gate_tree_vectorize): ... here.
5575 (pass_vect_dce): New.
5577 2005-09-17 Jan Hubicka <jh@suse.cz>
5579 * except.c (struct eh_status): Turn region_array into vec.
5580 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5581 convert_from_eh_region_ranges, find_exception_handler_labels,
5582 current_function_has_exception_handlers, assign_filter_values,
5583 build_post_landing_pads, dw2_build_landing_pads,
5584 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5585 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5586 foreach_reachable_handler, can_throw_internal_1,
5587 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5589 (duplicate_eh_region_1): Update region_array.
5590 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5592 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5595 * expmed.c (expand_mult): Substitute simple register for op0 when
5598 2005-09-17 Richard Henderson <rth@redhat.com>
5600 * expr.c (emit_move_via_integer): Add force argument, pass it on
5601 to emit_move_change_mode. Update callers.
5602 (emit_move_complex): Pass true to new force argument.
5603 * function.c (expand_function_end): Move expand_eh_return call
5604 earlier. Merge sub-word complex values into a pseudo before
5605 copying to the return hard register.
5607 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5609 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5610 between different sizes.
5612 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5616 * passes.c (init_optimization_passes): Register dump files for
5619 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5621 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5622 * config/s390/s390.c (s390_overlap_p): New function.
5623 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5624 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5627 2005-09-16 Richard Guenther <rguenther@suse.de>
5629 * ipa-pure-const.c (static_execute): Free auxiliar information.
5630 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5631 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5633 2005-09-15 DJ Delorie <dj@redhat.com>
5635 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5637 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5639 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5641 (swap_commutative_operands_with_target): New.
5643 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5645 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5648 (estimate_iters_using_array): New function.
5649 * tree-data-ref.h (estimate_iters_using_array): Prototype
5650 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5651 Use estimate_iters_using_array instead of analyze_array.
5653 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5655 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5658 2005-09-15 Michael Matz <matz@suse.de>
5660 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5662 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5664 PR tree-optimization/23835
5665 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5666 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5668 2005-09-14 Richard Henderson <rth@redhat.com>
5670 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5671 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5673 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5675 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5676 in the ARRAY_TYPE case.
5678 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5680 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5682 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5685 * tree-vect-transform.c (vectorizable_operation): Return false for
5686 scalar shift operations and for vector shift operations with
5687 non-invariant shift arguments. Use scalar tree operand op1 as
5688 a shift operand when vector shift insn pattern uses scalar shift
5690 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5692 2005-09-14 Olivier Hainque <hainque@adacore.com>
5694 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5695 value if it has side-effects.
5697 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5700 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5702 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5704 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5705 passed as NAME as if it were label at start of function code.
5707 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5709 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5712 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5714 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5715 as early clobber. Rewrite so the PIC register is not implicitly used.
5717 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5719 * tree.c (annotate_with_file_line): Compare line numbers before
5722 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5725 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5726 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5728 2005-09-13 Ian Lance Taylor <ian@airs.com>
5730 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5731 than a HOST_WIDEST_INT to gen_doloop_begin.
5733 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5735 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5737 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5739 PR tree-optimize/23817
5740 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5742 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5745 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5746 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5747 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5748 (restore_stack_nonlocal): Likewise.
5749 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5751 2005-09-12 Ian Lance Taylor <ian@airs.com>
5754 * c.opt (ffriend-injection): New C++ option.
5755 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5756 (C++ Dialect Options): Document -ffriend-injection.
5758 2005-09-12 Josh Conner <jconner@apple.com>
5761 * ipa-reference.c (static_execute): Don't mark variables in
5762 named sections TREE_READONLY.
5764 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5766 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5769 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5771 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5772 V_MUST_DEF instead of just the first_use_p.
5773 Don't mark the virtual variables for renaming on the statement which
5775 (pass_dse): Remove TODO_update_ssa.
5777 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5780 * stor-layout.c (compute_record_mode): For records with a single
5781 field, actually check the field's mode size against the type size.
5783 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5784 registers for TARGET_SHMEDIA.
5785 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5786 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5787 of GENERAL_REGS and FP_REGS.
5789 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5791 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5793 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5795 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5796 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5797 are omitted. Exclude stack_tie insn too.
5799 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5801 PR rtl-optimization/23098
5802 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5804 * config/rs6000/rs6000.md (movdf splitter): Use
5805 const_double_operand predicate for TARGET_POWERPC64.
5806 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5807 SYMBOL_REF method to ABI_V4.
5809 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5810 replace_equiv_address.
5811 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5812 rs6000_sr_alias_set and MEM_NOTRAP.
5813 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5815 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5817 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5818 handle CALL_EXPR again.
5820 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5822 * arm/predicates.md (alignable_memory_operand): Delete.
5824 2005-09-10 Richard Henderson <rth@redhat.com>
5827 * dbxout.c (dbxout_expand_expr): New.
5828 (dbxout_symbol): Use it.
5830 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5832 * arm.c (arm_gen_rotated_half_load): Delete.
5833 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5834 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5835 (thumb_set_return_address): Likewise.
5836 (thumb_load_double_from_address): Use adjust_address.
5837 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5838 (extendhsisi2_mem, movhi_bytes): Use change_address.
5839 (movhi): Use widen_memory_access.
5840 (reload_out_df): Use replace_equiv_address.
5841 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5843 2005-09-09 Richard Henderson <rth@redhat.com>
5846 * dbxout.c: Include expr.h.
5847 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5848 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5849 * Makefile.in (dbxout.o): Add EXPR_H.
5851 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5853 PR tree-optimization/23509
5854 * tree-cfg.c (replace_uses_by): Use replace_exp.
5855 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5856 pointers have name_mem_tag or type_mem_tag set.
5858 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5860 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5861 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5862 of wrongly accessing operands.
5864 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5866 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5867 * tree-chrec.c: Include tree-scalar-evolution.h.
5868 (chrec_convert): Instantiate the base and step before calling
5869 scev_probably_wraps_p that would fail on parametric evolutions.
5870 Collect all the fails into a single section failed_to_convert,
5871 print a diagnostic, and return chrec_dont_know instead of calling
5873 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5874 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5876 (scev_const_prop): Don't replace the definition of a loop closed ssa
5877 phi node by itself, or by another loop closed ssa phi node.
5878 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5879 that base and step are defined.
5881 2005-09-09 Richard Guenther <rguenther@suse.de>
5884 * fold-const.c (fold_ternary): Check truth_value_p before
5885 calling invert_truthvalue.
5887 2005-09-09 Nick Clifton <nickc@redhat.com>
5889 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5890 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5891 dimension of these arrays.
5892 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5894 * longlong.h: Only provide a prototype for the __clz_tab[] array
5895 if this header has not been included from libgcc2.h.
5896 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5898 Provide prototypes for exported functions.
5899 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5902 2005-09-08 Josh Conner <jconner@apple.com>
5906 * expr.c (expand_expr_addr_expr_1): Don't invoke
5907 expand_simple_binop for EXPAND_INITIALIZER.
5909 2005-09-08 Richard Henderson <rth@redhat.com>
5912 * toplev.c (wrapup_global_declaration_1): Split out ...
5913 (wrapup_global_declaration_2): ... from ...
5914 (wrapup_global_declarations): ... here. Return bool.
5915 (check_global_declaration_1): Split out ...
5916 (check_global_declarations): from here.
5917 (emit_debug_global_declarations): New.
5918 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5919 check_global_declaration_1, emit_debug_global_declarations): Declare.
5920 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5921 of decls. Call wrapup_global_declaration_1,
5922 wrapup_global_declaration_2, check_global_declaration_1 directly.
5923 (c_write_global_declarations_2): New.
5925 (c_write_global_declarations): Call c_write_global_declarations_2.
5926 * langhooks.c (write_global_declarations): Call
5927 emit_debug_global_declarations.
5929 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5930 remove decls that have DECL_RTL_SET_P.
5931 * passes.c (rest_of_decl_compilation): Invoke
5932 cgraph_varpool_finalize_decl for all but functions.
5934 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5936 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5937 the result of a conversion if the new min and max cannot be compared.
5939 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5941 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5942 (override_options): Setting s390_sr_alias_set removed.
5943 (save_fpr, save_gprs): Set alias set to vararg or frame.
5944 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5945 s390_sr_alias_set with get_frame_alias_set ().
5946 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5947 get_varargs_alias_set ().
5949 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5953 * c-parser.c (c_parser_objc_method_definition): If the next
5954 token is not "{", error out and don't start the function.
5956 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5958 * tree-vrp.c (extract_range_from_expr): Move the check for non
5959 nullness after the check for gimple invariant.
5961 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5963 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5965 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5968 * config/m32r.md (movmemsi_internal): Canonicalize order of
5969 operands in PLUS component of template.
5971 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5973 * reload1.c (fixup_eh_region_note): Remove assertion.
5974 (fixup_abnormal_edges): Reverted removal of call to
5975 find_many_sub_basic_blocks made on 2005-08-31.
5977 2005-09-07 Richard Henderson <rth@redhat.com>
5979 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5980 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5981 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5982 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5983 rearrange for better packing.
5984 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5985 (lookup_cfa_1): Remove inline marker.
5986 (cfa_equal_p): Split out of ...
5987 (def_cfa_1): ... here. Use INVALID_REGNUM.
5988 (build_cfa_loc): Handle !cfa->indirect.
5989 (frame_pointer_cfa_offset): New.
5990 (dbx_reg_number): Assert register elimination performed; do
5991 leaf register remapping.
5992 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5993 (eliminate_reg_to_offset): New.
5994 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5995 for verifiably local stack frame addresses; re-base to CFA.
5996 (mem_loc_descriptor): Remove can_use_fbreg argument.
5997 (concat_loc_descriptor, loc_descriptor): Likewise.
5998 (containing_function_has_frame_base): Remove.
5999 (rtl_for_decl_location): Don't do register elimination or
6000 leaf register remapping here.
6001 (secname_for_decl): Split out from ..
6002 (add_location_or_const_value_attribute): ... here.
6003 (convert_cfa_to_loc_list): New.
6004 (compute_frame_pointer_to_cfa_displacement): New.
6005 (gen_subprogram_die): Use them.
6006 * tree.h (frame_base_decl): Remove.
6007 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6008 (prologue_stack_adjust): Remove.
6009 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6010 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6011 (set_frame_base_location): Remove.
6012 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6013 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6014 (vt_add_function_parameters): Don't eliminate_regs.
6015 (vt_initialize): Don't create frame_base_decl.
6017 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6019 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6020 version of GNU binutils for 4.x and later.
6022 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6024 * ggc-page.c (ggc_push_context): Remove.
6025 (ggc_pop_context): Likewise.
6026 * ggc.h (ggc_push_context): Remove.
6027 (ggc_pop_context): Likewise.
6029 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6032 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6033 returning from an interrupt handler.
6035 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6038 * config/arc/arc.c (output_shift): Add check for loop count when
6041 2005-09-06 Steven Bosscher <stevenb@suse.de>
6043 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6045 (abs_replacement): Likewise.
6046 (pass_phiopt): Remove TODO_update_ssa.
6048 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6051 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6052 if "return with no value, in function returning non-void" warning
6054 * tree-cfg.c (execute_warn_function_return): Don't look at
6055 RETURN_EXPRs with TREE_NO_WARNING set.
6058 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6059 for internal functions doesn't use registers used by global registers
6060 variables. Use fewer register parameters if there are global register
6063 2005-09-06 Olivier Hainque <hainque@adacore.com>
6064 Eric Botcazou <ebotcazou@adacore.com>
6067 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6068 when we would be extracting outside its bit span (bitpos+bitsize
6069 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6070 Ada unchecked conversions.
6072 2005-09-06 Steven Bosscher <stevenb@suse.de>
6074 * tree-ssa-pre.c (try_look_through_load): New function.
6075 (compute_avail): Use it to try to look through loads for some
6076 more useful expressions.
6078 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6080 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6081 condition for detecting cases like (a&a) and (a^a).
6083 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6085 * common.opt: Add option ftree-vect-loop-version.
6086 * params.def: Add --param vect-max-version-checks.
6087 * doc/invoke.texi: Document ftree-vect-loop-version and
6088 --param vect-max-version-checks.
6089 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6090 may_misalign_stmts and defines for accessors.
6091 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6092 LOOP_VINFO_MAY_MISALIGN_STMTS.
6093 (destroy_loop_vec_info): VEC_free for
6094 LOOP_VINFO_MAY_MISALIGN_STMTS.
6095 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6096 Update documentation.
6097 (vect_update_misalignment_for_peel): New.
6098 (vect_enhance_data_refs_alignment): Update to choose loop
6099 peeling or loop versioning if appropriate for the (potentially)
6100 unaligned data references in the loop.
6101 (vect_analyze_data_refs_alignment): Remove call to
6102 vect_enhance_data_refs_alignment so the checks can be done
6104 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6105 and move up call to vect_analyze_data_refs_alignment.
6106 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6107 (vect_transform_loop): Add call to loop_version.
6109 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6111 PR rtl-optimization/23098
6112 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6113 * simplify-rtx.c (constant_pool_reference_p): New function.
6114 * rtl.h (constant_pool_reference_p): New prototype.
6115 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6116 constant_pool_reference_p in condition and
6117 avoid_constant_pool_reference in preparation statements.
6119 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6121 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6122 STRICT_LOW_PART SETs.
6124 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6127 * except.c (sjlj_emit_function_enter): Find the function begin
6128 note even when it's not in first basic block.
6130 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6132 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6133 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6134 * aclocal.m4: Regenerate.
6136 2005-09-05 DJ Delorie <dj@redhat.com>
6138 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6141 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6143 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6144 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6145 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6146 Follow spelling conventions.
6147 * doc/invoke.texi: Follow spelling conventions.
6149 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6151 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6152 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6153 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6155 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6158 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6159 (output_stack_adjust): Use gen_tmp_stack_mem.
6160 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6161 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6162 (sh_get_pr_initial_val): Likewise.
6163 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6164 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6165 * sh.md (divsi_inv_m0): Use gen_const_mem.
6166 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6167 (movdf_i4+1): Use gen_tmp_stack_mem.
6168 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6169 (fpu_switch+2): Likewise.
6170 (movv4sf_i, movv16sf_i): Use adjust_address.
6171 (symGOT_load): Set MEM_NOTRAP_P bit.
6173 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6176 * pa.c (emit_move_sequence): Fix typo in last change.
6178 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6180 PR rtl-optimization/23454
6181 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6184 2005-09-03 Richard Henderson <rth@redhat.com>
6185 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6188 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6191 2005-09-02 Nicolas Pitre <nico@cam.org>
6193 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6194 to bit_count to 32 bits.
6196 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6199 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6200 generating synthetic loads from volatile lvalues.
6202 005-09-02 Nick Clifton <nickc@redhat.com>
6204 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6205 __ctzhi2, __clzhi2): New functions.
6207 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6210 * tree-nested.c (struct var_map_elt): Mark with GTY.
6211 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6213 (lookup_field_for_decl): Allocate new element in GC memory.
6214 (lookup_tramp_for_decl): Likewise.
6215 (convert_nl_goto_reference): Likewise
6216 (create_nesting_tree): Allocate info in GC memory. Likewise for
6218 (free_nesting_tree): Free with ggc_free instead of free.
6219 (root): New static variable.
6220 (lower_nested_functions): Remove root as local variable. And zero out
6221 root at the end of the function.
6223 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6225 PR rtl-optimization/20365
6226 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6227 to short. New member ix.
6228 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6229 (simplify_plus_minus): Initialize ix members before calling qsort.
6231 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6233 PR tree-optimization/23626
6234 * tree-cfg.c (replace_uses_by): Clean up eh info.
6236 2005-09-01 DJ Delorie <dj@redhat.com>
6238 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6241 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6243 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6244 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6247 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6249 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6250 do not issue warning for a variable definition following
6253 2005-09-01 Richard Henderson <rth@redhat.com>
6256 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6257 conversion to CONST_VECTOR.
6259 2005-09-01 Richard Henderson <rth@redhat.com>
6262 * reload1.c (reload_as_needed): Check !CALL_P before calling
6263 fixup_eh_region_note.
6264 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6266 2005-09-01 DJ Delorie <dj@redhat.com>
6268 * varasm.c (output_constant): Let the target resolve
6269 conversions of addresses to non-default pointer sizes.
6271 2005-09-01 Nicolas Pitre <nico@cam.org>
6273 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6274 to alow matching ARM pre-indexed addressing mode.
6275 (arm_override_options): Remove now irrelevant comment.
6277 2005-09-01 Phil Edwards <phil@codesourcery.com>
6279 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6280 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6281 * config/i386/vxworks.h: Likewise.
6282 * config/i386/t-vxworksae: New file, for VxWorks AE.
6283 * config/i386/vxworksae.h: Likewise.
6285 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6287 PR tree-optimization/23410
6288 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6289 sequence is not wrapping during the first step.
6291 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6294 * dwarf2out.c (base_type_die): Compare char_type_node with
6295 TYPE_MAIN_VARIANT (type), not type.
6297 2005-09-01 Richard Guenther <rguenther@suse.de>
6299 PR tree-optimization/15366
6300 * common.opt: Add -finline-functions-called-once.
6301 Put -fearly-inlining in alphabetically ordered place.
6302 * doc/invoke.texi: Document new option.
6303 * ipa-inline.c (cgraph_decide_inlining): Honour
6304 flag_inline_functions_called_once.
6306 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6308 PR rtl-optimization/23478
6309 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6310 (alloc_qty): Initialize it.
6311 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6312 (combine_regs): Combine also n_throwing_calls_crossed fields.
6313 (find_free_reg): Don't attempt to caller-save pseudos crossing
6314 calls that might throw.
6315 * global.c (struct allocno): Add throwing_calls_crossed field.
6316 (global_alloc): Revert 2005-08-22 change. Initialize
6317 throwing_calls_crossed.
6318 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6321 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6324 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6325 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6326 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6327 (and64_2_operand): Tweak to use predicate.
6328 (and_operand): Adjust for mask_operand changes.
6329 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6330 (print_operand): Likewise.
6331 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6332 (mask64_1or2_operand): Delete.
6333 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6334 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6335 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6336 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6337 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6338 (rotldi3_internal4): Likewise.
6339 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6340 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6341 (ashldi3_internal7): Likewise.
6342 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6343 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6344 (anddi3 split): Don't match mask64_operand.
6345 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6346 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6347 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6348 't' splitter predicate.
6349 (movdi_internal64 + 2): Revert 2005-06-11 change.
6351 2005-08-31 DJ Delorie <dj@redhat.com>
6353 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6354 (m32c_asm_integer): Add support for 32 bit pointers.
6356 2005-08-31 Richard Henderson <rth@redhat.com>
6358 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6359 component-like references for setting MEM_NOTRAP_P.
6361 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6362 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6364 2005-08-31 Richard Henderson <rth@redhat.com>
6366 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6367 into a pseudo before applying gen_lowpart.
6369 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6371 * doc/install.texi (Specific): Update cctools version required
6372 for full functionality.
6373 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6374 linkers as -macosx_version_min.
6376 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6379 * sh.c (print_operand, %R and %S): Add handling of floating point
6380 registers, memory, constants and invalid operands.
6382 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6384 * ipa-pure-const.c: Change dump name.
6386 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6389 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6390 to "reg_or_0_operand".
6391 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6393 2005-08-31 Dale Johannesen <dalej@apple.com>
6395 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6396 loops that count down.
6398 2005-08-31 Richard Henderson <rth@redhat.com>
6401 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6402 (fixup_eh_region_note): New.
6403 (reload_as_needed): Call it.
6404 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6405 don't call find_many_sub_basic_blocks; call verify_flow_info.
6406 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6407 (keep_stack_depressed): Likewise.
6408 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6410 2005-08-31 Richard Henderson <rth@redhat.com>
6412 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6415 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6417 * expr.c (expand_expr_real_1): Compare size of address
6418 mode to target's address mode size in deciding expansion of
6419 the constant address.
6421 2005-08-31 Richard Guenther <rguenther@suse.de>
6424 * expr.c (all_zeros_p): New function.
6425 (expand_expr_real_1): Handle the case of an all-zero
6426 non-addressable constructor separately.
6428 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6430 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6431 arguments, adjust all callers.
6432 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6434 2005-08-30 Richard Henderson <rth@redhat.com>
6437 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6438 whenever the mode sizes match.
6440 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6442 * calls.c (load_register_parameters): Fix comment typo.
6443 * expr.c (emit_push_insn): Comment formatting.
6445 2005-08-30 Ian Lance Taylor <ian@airs.com>
6447 * config/i386/x-cygwin (host-cygwin): Change dependency from
6448 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6450 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6452 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6455 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6458 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6459 call to ggc_collect.
6461 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6464 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6465 beginning. Remove $(INCLUDES) from all the rules, if following
6466 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6468 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6471 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6472 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6473 not constant, but maxlen is, don't set len to maxlen, rather
6474 set maxlen to len if len is a constant.
6476 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6478 PR tree-optimization/23475
6479 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6482 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6484 Fix PR middle-end/22455
6486 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6487 Checksum only the parts of the tree that exist for the tree code.
6489 2005-08-28 Dale Johannesen <dalej@apple.com>
6491 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6493 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6495 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6497 2005-08-28 Richard Henderson <rth@redhat.com>
6499 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6500 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6503 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6506 * builtins.c (get_memory_rtx): Don't strip nops
6507 in between COMPONENT_REFs.
6509 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6512 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6514 (gimplify_modify_expr): Check for zero sized types and gimplify the
6515 rhs and lhs as statements.
6517 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6520 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6521 state for return address column of signal frames.
6523 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6526 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6527 bytes >= 2 not bytes == 2.
6528 (expand_block_move): Same.
6530 2005-08-27 Richard Guenther <rguenther@suse.de>
6533 * config/i386/sse.md (sse2_movsd): Add missing closing
6536 2005-08-27 Paul Brook <paul@codesourcery.com>
6538 * genrecog.c (enum decision_type): Add DT_num_insns.
6539 (struct decision_test): Add u.num_insns.
6540 (add_to_sequence): Add DT_num_insns test.
6541 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6542 (write_cond, debug_decision_2): Ditto.
6543 (change_state): Assume peep2_next_insn never fails.
6544 Remove "afterward" argument.
6545 (write afterward, write_tree): Update to match.
6546 * recog.c (peep2_current_count): New variable.
6547 (peep2_next_insn): Check it.
6548 (peephole2_optimize): Set peep2_current_count.
6549 * recog.h (peep2_current_count): Declare.
6551 2005-08-26 Josh Conner <jconner@apple.com>
6554 * ipa-pure-const.c (check_tree): Check for volatile-ness
6555 when considering a dereference.
6557 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6559 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6561 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6563 PR rtl-optimization/23561
6564 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6565 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6566 at most LEN bytes long memory fits into the field.
6567 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6568 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6569 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6571 2005-08-26 Richard Henderson <rth@redhat.com>
6574 * loop.c (biased_biv_may_wrap_p): New.
6575 (maybe_eliminate_biv_1): Use it to suppress non-equality
6576 comparison transformations. Delete disabled code.
6578 2005-08-26 Ian Lance Taylor <ian@airs.com>
6580 * combine.c (make_extraction): Avoid reference outside object.
6582 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6584 * stor-layout.c (finalize_type_size): Restore behaviour for
6585 non-aggregate types to the status quo ante of the patch for
6586 pr 23467. Document why it matters.
6588 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6591 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6592 array by one element, initialize the BT_LAST element with NULL.
6594 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6596 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6597 optimizing for size.
6599 (compare_plus_eqsi): Same.
6600 (plus_eqsi_compare): Same.
6601 (neg_eq0<mode>): Same.
6602 (neg_eq<mode>): Same.
6604 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6607 2005-08-26 Nick Clifton <nickc@redhat.com>
6609 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6610 TARGET_EP is not defined.
6611 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6612 TARGET_EP is enabled.
6613 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6614 * config/v850/v850.md (save_all_interrupt): Only use the EP
6615 register if TARGET_EP is defined.
6616 (restore_all_interrupt): Likewise.
6617 * config/v850/lib1funcs.asm: Update functions so that the EP
6618 register is only used if __EP__ is defined.
6620 2005-08-26 David Ung <davidu@mips.com>
6622 * config/mips/mips.c (mips_expand_prologue): Handle case when
6623 generating for MIPS16 and the outgoing argument area is more than
6624 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6627 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6629 * config/crx/crx.md: Make doloop_end pattern usage controllable
6630 via mloop-nesting=<max-nesting> command line switch. Make sure
6631 the combiner cannot use doloop_end_<mode> in an illegal way.
6632 * config/crx/crx.c: Use regs up to r6 for argument passing.
6633 Refine crx_address_cost (non cst4 displacements are expensive).
6634 * config/crx/crx.opt: Add switch for mloop-nesting=.
6636 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6638 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6639 (UNSPEC_MVST): New constant.
6641 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6643 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6644 Reject operands containing eliminable registers.
6645 * testsuite/gcc.dg/20050825-1.c: New testcase.
6647 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6648 Jan Hubicka <jh@suse.cz>
6650 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6652 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6654 PR tree-optimization/23546
6655 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6658 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6660 * params.def (PARAM_MIN_SPEC_PROB): New.
6661 * sched-rgn.c (MIN_PROBABILITY): Delete.
6662 (compute_trg_info): Convert to PARAM_VALUE.
6663 * doc/invoke.texi (param): Document min-spec-prob.
6665 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6667 * config/darwin.h: define __PIC__
6668 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6669 TARGET_OS_CPP_BUILTINS macro.
6671 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6673 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6676 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6678 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6680 * cfghooks.c (duplicate_block): Added position where to place
6681 new block as argument.
6682 * cfghooks.h (duplicate_block): Declaration changed.
6683 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6685 * cfglayout.h (copy_bbs): Declaration changed.
6686 * cfgloop.h (loop_version): Declaration changed.
6687 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6688 position to copy_bbs.
6689 (loop_version): Pass position to duplicate_loop_to_header_edge.
6690 Add place_after argument and position new blocks according to
6692 * modulo-sched.c (sms_schedule): Pass place_after argument
6694 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6695 * tree-cfg.c (split_edge_bb_loc): New function.
6696 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6697 to determine position of new blocks.
6698 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6700 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6701 argument to duplicate_block.
6702 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6703 Pass position to copy_bbs.
6705 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6707 * fold-const.c (ptr_difference_const): Use
6708 cst_and_fits_in_hwi instead of host_integerp.
6710 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6712 * config/darwin.c (gen_pic_offset): New.
6713 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6716 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6718 PR tree-optimization/23486
6719 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6721 2005-08-23 Phil Edwards <phil@codesourcery.com>
6723 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6724 remove use_collect2.
6725 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6727 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6728 configuration files to override the default value.
6730 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6731 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6732 * config/vx-common.h: New file, split out from...
6733 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6734 * config/vxworksae.h: New file, for VxWorks AE.
6735 * config/vxworks.opt: New file.
6736 * config/vxlib.c: Update for VxWorks 6.
6738 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6739 other MULTILIB_* variables appropriately.
6740 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6741 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6742 * config/rs6000/vxworks.h: Update for VxWorks 6.
6743 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6745 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6748 * config/darwin.c (machopic_select_section): Remove the hack to
6749 mark "::operator new" and "::operator delete" for coalescing
6750 even though they are not weak.
6752 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6754 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6755 * configure: Regenerate.
6757 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6760 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6762 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6763 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6766 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6768 * config/rs6000/predicates.md (equality_operator): New.
6769 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6770 comparison with a large constant.
6772 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6774 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6776 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6778 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6779 registers is even, and we have a hardware double precision fp,
6781 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6782 size of current argument when checking if argument was passed in
6785 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6788 * stor-layout.c (finalize_type_size): Dont override
6789 existing alignment with a smaller alignment from the mode.
6791 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6793 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6794 * lambda.h (lambda_vector_lexico_pos): ... here.
6795 * tree-data-ref.c (build_classic_dist_vector): Return false when
6796 the distance vector is lexicographically negative.
6798 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6800 PR tree-optimization/23511
6801 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6802 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6804 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6806 PR tree-optimization/22043
6807 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6808 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6809 If ALLOW_FLEXARR, handle types ending with flexible array member.
6810 Pass false as second argument to recursive count_type_elements calls.
6811 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6812 argument to count_type_elements call.
6813 * tree-sra.c (decide_block_copy): Likewise.
6814 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6815 for a constant-sized object, set cleared as well. Pass true as
6816 second argument to count_type_elements call.
6818 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6821 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6822 from legitimate_small_data_p, and make global. Update use.
6823 Remove forward declaration.
6824 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6826 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6828 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6830 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6831 of scratch intermediates.
6832 (eq<mode>_compare): Same.
6833 (neg_eq0<mode>): New.
6834 (neg_eq<mode>): Convert to define_insn_and_split.
6836 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6839 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6840 stdarg functions, set/clear the fp marker even when no variable
6842 * config/rs6000/sysv4.opt (mprototype): Describe.
6844 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6846 PR rtl-optimization/23478
6847 * regs.h (reg_info): Add throw_calls_crossed.
6848 (REG_N_THROWING_CALLS_CROSSED): Define.
6849 * flow.c (allocate_reg_life_data): Initialize
6850 REG_N_THROWING_CALLS_CROSSED.
6851 (propagate_one_insn, attempt_auto_inc): Update
6852 REG_N_THROWING_CALLS_CROSSED.
6853 * global.c (global_alloc): Don't allocate pseudos across
6854 calls that may throw.
6856 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6859 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6860 value is inbetween the range if we did not find an exact match.
6862 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6864 * doc/invoke.texi (Option Summary): Add ms1 options.
6865 * doc/extend.texi: Document interrupt handler attribute for ms1.
6866 * doc/md.texi: Document ms1 constraints.
6867 * config.gcc: Add ms1-*-elf.
6868 * config/ms1/ms1.h: New.
6869 * config/ms1/ms1.c: New.
6870 * config/ms1/ms1.md: New.
6871 * config/ms1/ms1-protos.h: New.
6872 * config/ms1/ABI.txt: New.
6873 * config/ms1/crti.asm: New.
6874 * config/ms1/crtn.asm: New.
6875 * config/ms1/lib2extra-funcs.c: New.
6876 * config/ms1/t-ms1: New.
6877 * config/ms1/ms1.opt: New.
6879 2005-08-22 Ira Rosen <irar@il.ibm.com>
6881 * config/rs6000/altivec.md (xorv4sf3): New.
6882 (negv4sf2, neg<mode>2): Likewise.
6884 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6887 * config/ia64/ia64.md (divsi3): Check divide by zero.
6888 (udivsi3): Likewise.
6890 (udivdi3): Likewise.
6892 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6894 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6895 up to elem_bitsize bits, not max_bitsize.
6897 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6899 PR tree-optimization/23433
6900 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6901 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6903 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6905 PR tree-optimization/23434
6906 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6907 the iteration bound is not an INTEGER_CST.
6909 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6911 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6912 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6913 NULL if need_epilog_adjust is false.
6914 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6915 Case 3 always peels first itration, not just for PLUS case, and no need
6916 to use scalar_initial_def here. Create an epilog adjustment only if
6917 scalar_initial_def is not NULL.
6919 (vectorizable_reduction): Remove assert.
6921 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6924 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6925 (__moddi3): Likewise.
6926 (__udivdi3): Likewise.
6927 (__umoddi3): Likewise.
6928 (__divsi3): Likewise.
6929 (__modsi3): Likewise.
6930 (__udivsi3): Likewise.
6931 (__umodsi3): Likewise.
6933 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6935 * tree-pass.h (TDF_GRAPH): Define.
6936 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6937 * passes.c (finish_optimization_passes): Only call
6938 finish_graph_dump_file if TDF_GRAPH is set.
6939 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6940 NULL. Set TDF_GRAPH bit.
6941 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6943 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6945 * arm.h (arm_stack_offsets): Add locals_base field.
6946 * arm.c (arm_get_frame_offsets): Compute it.
6947 (thumb_compute_initial_elimination offset): Make the Thumb frame
6948 pointer point to the base of the local variables.
6949 (thumb_expand_prologue): Update accordingly.
6950 (thumb_expand_epilogue): Likewise.
6952 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6953 mode of clobbered scratch to DImode. Handle a case that's known to
6956 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6958 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6959 (gt0<mode>_compare): Delete.
6960 (neg_gt0<mode>): Delete.
6962 2005-08-19 Eric Christopher <echristo@apple.com>
6964 * optabs.h: Change CTI_ to COI_.
6967 2005-08-19 James E Wilson <wilson@specifix.com>
6969 * builtins.c (expand_builtin_return_addr): Set
6970 current_function_accesses_prior_frames when count != 0. Use
6971 frame_pointer_rtx when count == 0.
6972 * function.h (struct function): Add accesses_prior_frames field.
6973 (current_function_accesses_prior_frames): Define.
6974 * reload1.c (init_elim_table): Check
6975 current_function_accesses_prior_frames.
6976 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6978 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6980 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6981 indicator. Return true if the flowgraph changed during
6984 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6987 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6988 conditional expression before testing its value.
6990 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6992 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6994 2005-08-19 Devang Patel <dpatel@apple.com>
6996 PR tree-optimization/23048
6997 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6998 third parameter. Check whether latch is dominated by exit
7000 (if_convertible_loop_p): Supply exit block itself to
7001 if_convertible_bb_p.
7003 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7006 * arm.md (arm_load_pic_register): Change argument to the mask of
7007 saved registers. Call thumb_find_work_register if we need a
7008 scratch register on Thumb.
7009 (arm_expand_prologue): Pass empty register set to
7010 arm_load_pic_register.
7011 (thumb_expand_prologue): Pass live_regs_mask directly to
7012 arm_load_pic_register.
7013 * arm-protos.h (arm_load_pic_register): Update prototype.
7015 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7017 * sh.c (find_sole_member): New function.
7018 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7019 if the record's alignment is larger than the size of its only member.
7021 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7024 * arm.c (thumb_legitimize_reload_address): New function.
7025 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7026 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7028 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7030 * config/crx/crx.c: Implement crx_decompose_address. Reject
7031 symbolic displacements since CRX register relative adressing
7032 mode can't handle unsigned 32-bit values as displacements.
7033 * config/crx/crx.h: Simplify definitions, remove redundant
7034 parenthesis and obsolete macros.
7035 * config/crx/crx.opt: Add new switch for debugging addresses.
7036 * config/crx/crx-protos.h: Add new declarations for above.
7038 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7041 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7044 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7046 * collect2.c (dup2): Delete.
7047 * configure.ac: Don't check for dup2.
7049 * config.in, configure: Regenerate.
7051 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7053 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7054 record with the type of its only member.
7056 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7058 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7059 define_insn_and_split.
7060 (plus_ltu<mode>_compare): Same.
7061 (gtu<mode>_compare): Same.
7062 (plus_gtu<mode>_compare): Same.
7064 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7066 PR tree-optimization/22228
7067 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7069 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7070 are recorded in vect_vnames_to_rename for renaming.
7071 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7072 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7073 in vect_vnames_to_rename.
7074 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7075 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7077 2005-08-18 Jan Hubicka <jh@suse.cz>
7080 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7081 info only for local statics, not for member variables.
7083 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7085 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7087 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7089 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7091 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7094 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7096 2005-08-17 James E Wilson <wilson@specifix.com>
7098 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7101 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7103 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7104 (leu<mode>_compare): Same.
7105 (plus_leu<mode>): Same.
7106 (neg_leu<mode>): Same.
7107 (and_neg_leu<mode): Same.
7108 (ltu<mode>_compare): Same.
7109 (plus_ltu<mode>): Same.
7111 (geu<mode>_compare): Same.
7112 (plus_geu<mode>): Same.
7113 (neg_geu<mode>): Same.
7114 (and_neg_geu<mode>): Same.
7115 (plus_gt<mode>): Same.
7116 (gtu<mode>_compare): Same.
7117 (plus_gtu<mode>): Same.
7119 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7121 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7122 Move call_table_data to end. Delete spurious .text.
7123 (callt_save_all_interrupt): Fix comment typo.
7125 2005-08-17 James E Wilson <wilson@specifix.com>
7126 Kevin Winchester <winchester@amirix.com>
7129 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7131 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7134 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7135 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7137 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7139 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7140 record with the type of its only member if the modes don't match.
7142 * varasm.c (decode_reg_name): Skip empty additional register names.
7144 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7146 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7147 lsm_tmp_name_length): New.
7148 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7149 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7151 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7152 Andreas Krebbel <krebbel1@de.ibm.com>
7154 * config.gcc: Added z9-109 switch.
7155 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7156 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7157 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7158 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7159 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7160 for "z9_109" cpu attribute.
7161 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7162 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7163 (s390_handle_arch_option): Added z9-109 switch.
7164 (override_options): Set respective cost function for z9-109.
7165 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7166 (legitimate_reload_constant_p): Accept extended immediates.
7167 (print_operand): Three new output modifiers added: k, m and o.
7168 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7169 (s390_output_mi_thunk): Use extended immediate when possible.
7170 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7171 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7172 (CONSTRAINT_LEN): Added length of O constraint.
7173 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7174 * config/s390/s390.md ("cpu"): New value z9_109 added.
7175 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7176 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7177 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7178 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7179 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7180 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7181 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7182 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7183 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7184 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7185 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7186 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7187 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7188 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7189 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7191 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7192 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7193 insns for TARGET_EXTIMM.
7195 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7197 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7199 2005-08-17 Nick Clifton <nickc@redhat.com>
7201 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7202 Call default_encode_section_info.
7204 2005-08-17 Steven Bosscher <stevenb@suse.de>
7206 PR tree-optimization/21574
7207 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7208 constant, return CONSTANT.
7209 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7210 (ccp_fold, visit_assignment): Likewise.
7211 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7213 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7215 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7216 fold_buildN instead of buildN then fold_initializer or fold.
7217 (build_unary_op): Likewise.
7218 (build_binary_op): Likewise.
7219 * fold-const.c (fold_initializer): Remove.
7220 (fold_build1_initializer): New function.
7221 (fold_build2_initializer): New function.
7222 (fold_build3_initializer): New function.
7223 * tree.h (fold_initializer): Remove.
7224 (fold_build1_initializer): New function.
7225 (fold_build2_initializer): New function.
7226 (fold_build3_initializer): New function.
7228 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7230 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7231 (try_move_mult_to_index): Call fold_build2 instead of build2.
7232 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7233 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7234 fold_binary_to_constant.
7235 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7237 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7238 check if A == gcd (A, B). Remove TYPE argument.
7239 (analyze_offset) Use fold_build2 instead of fold (build.
7240 (create_data_ref): Likewise.
7241 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7242 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7245 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7247 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7248 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7250 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7253 * gimplify.c (zero_sized_type): New function.
7254 (gimplify_modify_expr_rhs): If we have a zero sized type,
7255 replace the statement with an empty statement.
7257 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7259 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7262 2005-08-16 Ian Lance Taylor <ian@airs.com>
7264 * doc/tm.texi (Label Output): Correct typo.
7266 2005-08-16 Steven Bosscher <stevenb@suse.de>
7269 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7270 force_operand will work later on using have_insn_for.
7272 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7274 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7276 2005-08-16 Ian Lance Taylor <ian@airs.com>
7279 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7280 vector type, don't try to construct it element by element. Add an
7281 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7283 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7285 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7287 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7289 * doc/invoke.texi (Precompiled Headers): Document some more options
7290 which are known to be safe.
7292 2005-08-16 James E Wilson <wilson@specifix.com>
7294 PR tree-optimization/21105
7295 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7296 TREE_OVERFLOW check.
7298 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7300 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7301 (neg_ltu<mode>): Same.
7303 (neg_gtu<mode>): Same.
7305 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7307 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7308 (fold_builtin_isdigit): Use fold_buildN.
7309 (build_function_call_expr): Likewise.
7310 * c-typeck.c (c_finish_loop): Likewise.
7312 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7313 Richard Shann <rshann@superh.com>
7315 PR middle-end/20396:
7316 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7318 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7320 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7322 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7325 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7326 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7329 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7332 * fold-const.c (build_range_check): Disable optimization for function
7333 pointer expressions on targets that require function pointer
7336 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7338 * simplify-rtx.c (simplify_const_relational_operation): When
7339 extracting arguments of a COMPARE, recompute the mode as well.
7341 2005-08-15 Ian Lance Taylor <ian@airs.com>
7343 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7345 2005-08-15 DJ Delorie <dj@redhat.com>
7347 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7349 (movsi_splittable): Allow, but split, moves to the stack.
7350 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7353 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7355 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7356 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7357 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7359 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7360 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7361 Delete HOST_PTR_PRINTF.
7363 * configure, config.in: Regenerate.
7365 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7367 * config/rs6000/rs6000.md (QHSI): New mode macro.
7368 (wd): Extend mode attr for QImode and HImode
7369 (dbits): New mode attr.
7370 (zero_extend<mode>di2): Convert to mode macro.
7372 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7375 * doc/invoke.texi (-mgnu-ld): Update description.
7378 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7381 * Makefile.in (tree-chrec.o): Depends on real.h.
7382 * tree-chrec.c: Include real.h.
7383 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7384 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7385 * tree-scalar-evolution.c (add_to_evolution_1,
7386 interpret_rhs_modify_expr): Ditto.
7388 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7391 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7392 step is negative compute the estimation from init downwards to zero.
7394 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7396 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7398 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7400 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7402 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7403 Accept double-word constants that can be split.
7404 * config/s390/s390.md ("movti"): Use 'P' constraint.
7405 ("*movdi_31", "*movdf_31"): Likewise.
7407 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7409 Fix PR tree-optimization/22615
7411 * tree-ssa-structalias.c (solution_set_add): Handle
7412 first_vi_for_offset returning NULL.
7413 (do_da_constraint): Ditto.
7414 (do_sd_constraint): Ditto.
7415 (do_ds_constraint): Ditto
7416 (find_func_aliases): Ditto.
7417 (build_constraint_graph): RHS is allowed be ANYTHING.
7418 (first_vi_for_offset): Return NULL if we couldn't find anything at
7421 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7423 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7424 over memory as first operand.
7426 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7429 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7430 available for setting it.
7432 2005-08-14 Ira Rosen <irar@il.ibm.com>
7434 PR tree-optimization/23320
7435 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7436 data-refs' types instead of base object nullness. Add check for
7437 pointer type data-refs before first location comparison. Remove
7440 2005-08-14 Andreas Schwab <schwab@suse.de>
7442 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7444 2005-08-13 James E Wilson <wilson@specifix.com>
7446 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7447 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7448 -fstack-protector-all, --param ssp-buffer-size): Document.
7449 (-Wvariadic-macros): Alphabetize.
7450 (-fsched-stalled-insns-dep): Add missing 'f'.
7452 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7455 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7457 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7458 or indirect address operand.
7459 (EXTRA_ADDRESS_CONSTRAINT): New.
7460 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7462 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7464 PR tree-optimization/22236
7465 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7466 successors and predecessors.
7467 * tree-chrec.c (chrec_convert): Before converting, check that
7468 sequences don't wrap.
7469 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7470 (analyze_array): Extern.
7471 (find_data_references_in_loop): Remove call to
7472 compute_estimated_nb_iterations.
7473 * tree-data-ref.h (analyze_array): Declared.
7474 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7475 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7476 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7477 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7479 * tree-ssa-loop-ivcanon.c: Fix documentation.
7480 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7481 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7482 (infer_loop_bounds_from_undefined): New.
7483 (estimate_numbers_of_iterations_loop): Use
7484 infer_loop_bounds_from_undefined.
7485 (used_in_pointer_arithmetic_p): New.
7486 (scev_probably_wraps_p): Pass an extra parameter. Call
7487 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7488 (convert_step): Fix documentation.
7489 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7490 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7491 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7492 scev_probably_wraps_p.
7494 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7496 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7497 (s390_register_info): Ignore clobbered_regs information for fixed
7498 registers, and only fixed registers.
7499 (s390_init_frame_layout): Remove redundant call.
7501 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7503 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7504 description of -Wold-style-casts.
7506 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7507 Jakub Jelinek <jakub@redhat.com>
7509 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7510 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7511 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7512 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7513 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7514 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7515 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7516 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7517 ("stack_protect_set", "stack_protect_test"): New expanders.
7518 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7519 "stack_protect_testdi"): New insn definitions.
7521 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7523 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7525 2005-08-12 Paul Brook <paul@codesourcery.com>
7527 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7529 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7531 * config/s390/predicates.md (setmem_operand): New predicate.
7532 (shift_count_operand): Accept ANDs with special constants as
7534 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7535 with special constants.
7536 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7537 shift_count_operand with setmem_operand.
7539 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7541 * config/s390/s390.c (s390_extract_part, s390_single_part):
7543 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7544 (s390_output_mi_thunk): Don't use lg on 31 bit.
7545 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7546 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7548 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7550 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7551 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7552 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7553 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7554 with one of the new macros.
7556 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7558 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7559 Don't set save_return_addr_p.
7560 (s390_register_info): Make clobbered_regs not depending on
7563 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7565 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7566 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7568 2005-08-11 James E. Wilson <wilson@specifix.com>
7570 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7572 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7574 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7575 locations gathered by var-tracking in single entry loc_list
7576 over loc_descriptor_from_tree.
7578 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7579 pass it down to loc_descriptor.
7580 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7581 (containing_function_has_frame_base): Move earlier in the file.
7582 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7583 instead of always assuming fbreg can't be used.
7585 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7587 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7588 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7589 Accept address wrapped in AND for Altivec.
7590 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7591 Strip AND wrapping offset address for Altivec.
7593 2005-08-11 Richard Henderson <rth@redhat.com>
7596 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7597 before using TYPE_IS_SIZETYPE.
7599 2005-08-11 Richard Henderson <rth@redhat.com>
7602 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7603 insn types not present on ev4.
7604 (alphaev5_insn_pipe): Similarly.
7606 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7609 * arm.c (arm_override_options): If the user has selected callee-super-
7610 interworking, then enable normal interworking.
7612 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7614 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7617 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7619 * doc/rtl.texi: Fix two typos.
7621 2005-08-11 Richard Guenther <rguenther@suse.de>
7624 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7625 cases where we call to/from functions returning void.
7627 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7630 * tree.c (build_pointer_type_for_mode): Robustify.
7632 2005-08-10 James E Wilson <wilson@specifix.com>
7634 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7635 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7637 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7640 2005-08-10 Eric Christopher <echristo@apple.com>
7642 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7643 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7646 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7649 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7650 for the high part when generating dynamic-no-pic code.
7652 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7654 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7655 (x86_64-*-linux*): Likewise.
7657 * config/i386/crtfastmath.c: New file.
7658 * config/i386/t-crtfm: Likewise.
7660 * config/i386/linux.h (ENDFILE_SPEC): New.
7661 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7663 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7666 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7668 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7669 (vec_shl, vec_shr): Document new operations.
7670 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7672 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7674 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7675 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7676 change predicate to indexed_or_indirect_address.
7678 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7680 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7681 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7682 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7683 and __aeabi_uwrite8.
7684 * config/arm/unaligned-funcs.c: New file.
7685 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7687 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7689 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7691 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7692 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7694 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7695 * final.c (pass_shorten_branches): Add dump.
7696 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7697 (pass_life): Rename dump.
7698 (rest_of_handle_flow2): Remove initial verify_flow_info.
7699 * function.c (pass_instantiate_virtual_regs): Add dump.
7700 * integrate.c (pass_initial_value_sets): Add dump.
7701 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7702 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7703 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7704 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7705 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7706 gate_rtl_unrool_and_peel_loops): New.
7707 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7708 rtl_doloop): Do not look at flags.
7709 * mode-switching.c (pass_mode_switching): Add dump.
7710 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7711 pass_split_before_regstack): Add dump.
7712 * regmove.c (pass_stack_adjustments): Add dump.
7713 * tree-optimize.c (pass_fixup_cfg): Add dump.
7715 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7718 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7719 deciding which instruction sequence to use.
7721 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7723 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7724 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7726 2005-08-09 Richard Guenther <rguenther@suse.de>
7728 * c-common.c (builtin_function_2): Remove.
7729 (def_builtin_1): New function.
7730 (c_common_nodes_and_builtins): Use def_builtin_1 to
7731 build builtin functions.
7733 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7735 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7736 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7737 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7740 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7742 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7743 fold_binary instead of fold_build2 since we don't care about the
7745 (loop_niter_by_eval): Likewise.
7746 (compare_trees): Likewise.
7747 (proved_non_wrapping_p): Likewise.
7749 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7753 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7754 if the if is really empty.
7756 2005-08-09 Steven Bosscher <stevenb@suse.de>
7758 PR tree-optimization/23234
7759 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7760 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7761 argument of the new enum.
7762 (execute_cse_reciprocals): Add reciprocals for function arguments
7763 on the unique successor edge of the entry block. Update other calls
7764 to execute_cse_reciprocals_1.
7766 2005-08-08 Richard Henderson <rth@redhat.com>
7769 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7771 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7773 * expr.c (write_complex_part): Return after handling MEM.
7775 2005-08-08 Josh Conner <jconner@apple.com>
7777 PR rtl-optimization/23241
7778 * combine.c (simplify_comparison): Fix error in determining
7779 whether to lift a subreg from comparison.
7781 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7784 * config/rs6000/altivec.md (vec_init<mode>): New.
7785 (vec_set<mode>): New.
7786 (vec_extract<mode>): New.
7787 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7788 (rs6000_expand_vector_set): New.
7789 (rs6000_expand_vector_extract): New.
7790 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7791 for Altivec modes before reload.
7792 (altivec_expand_vec_init_builtin): New.
7793 (get_element_number): New.
7794 (altivec_expand_vec_set_builtin): New.
7795 (altivec_expand_vec_ext_builtin): New.
7796 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7798 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7800 * config/rs6000/rs6000.h (rs6000_builtins): Add
7801 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7802 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7803 * config/rs6000/rs6000-protos.h: Declare new functions.
7805 2005-08-08 Jan Hubicka <jh@suse.cz>
7807 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7808 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7809 * i386.md (movdi*): Use pic_32bit_operand.
7810 * predicates.md (pic_32bit_operand): New.
7812 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7815 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7817 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7819 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7820 (test_for_singularity): Use fold_build2.
7822 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7824 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7826 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7828 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7829 (COMMON_ASM_OP) Define.
7830 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7831 (ix86_encode_section_info): Likewise.
7832 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7833 SUBTARGET_ENCODE_SECTION_INFO.
7835 2005-08-06 Richard Henderson <rth@redhat.com>
7838 * tree-nested.c (convert_local_reference): Save and restore val_only
7839 around component_ref and friends. Clear walk_subtrees by default.
7841 2005-08-06 Peter O'Gorman <peter@pogma.com>
7844 * gcc.c (process_command): Check the argument to -b has a dash.
7845 * doc/invoke.texi: Update -b and -V docs.
7847 2005-08-06 James E Wilson <wilson@specifix.com>
7849 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7851 2005-08-06 Michael Matz <matz@suse.de>
7853 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7854 member only if only one insn is associated with the value.
7856 2005-08-06 Nick Clifton <nickc@redhat.com>
7858 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7860 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7861 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7862 Check symbol flags instead of symbol name mangling.
7863 (xstormy16_asm_output_aligned_common): Likewise. Also
7864 simplify code since the bss100_section cass is the only case
7865 where the below100 code will be triggered.
7866 (xstormy16_encode_section_info): Encode below100 attribute
7867 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7869 (xstormy16_strip_name_encoding): Delete - this function is no
7871 (TARGET_STRIP_NAME_ENCODING): Undefine.
7872 * config/stormy16/stormy16-protos.h: Delete prototype for
7873 xstormy16_strip_name_encoding.
7875 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7877 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7878 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7879 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7880 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7881 config/alpha/predicates.md, config/arc/arc.h,
7882 config/arm/arm.h, config/arm/ieee754-df.S,
7883 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7884 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7885 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7886 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7887 config/m68hc11/m68hc11.h, config/mips/mips.c,
7888 config/mips/mips.h, config/mips/openbsd.h,
7889 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7890 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7891 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7892 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7893 config/sparc/linux.h, config/sparc/linux64.h,
7894 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7895 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7896 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7897 typos. Follow spelling conventions.
7899 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7902 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7903 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7904 specially. Check for side effects only for COND_EXPR.
7905 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7906 return with TREE_NO_WARNING.
7908 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7910 PR rtl-optimization/23233
7911 * loop.c (combine_movables): Require the modes to be the same.
7912 (move_movables): Remove handling of cases where the replacement
7913 had a different mode to the original.
7915 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7917 PR tree-optimization/23128
7918 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7919 subtraction wrap, and set TREE_OVERFLOW if they do.
7921 2005-08-05 Richard Henderson <rth@redhat.com>
7924 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7925 FORCED_LABEL labels.
7927 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7930 * reload.c (find_reloads_subreg_address): Pass down TYPE
7931 unchanged. Change all callers except find_reloads_toplev.
7933 2005-08-05 Michael Matz <matz@suse.de>
7935 * genattrtab.c (current_alternative_string): Remove.
7936 (SIMPLIFY_ALTERNATIVE): Ditto.
7937 (attr_alt_bit_p): Ditto.
7938 (alternative_name): Make const char *.
7939 (evaluate_eq_attr): Remove use of above things.
7940 (simplify_test_exp): Ditto.
7941 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7942 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7944 2005-08-04 James E Wilson <wilson@specifix.com>
7946 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7947 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7948 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7949 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7950 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7952 2005-08-04 Richard Henderson <rth@redhat.com>
7955 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7956 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7957 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7958 if we'd have to instantiate too many members.
7960 2005-08-04 Richard Henderson <rth@redhat.com>
7963 * tree-outof-ssa.c (coalesce_asm_operands): New.
7964 (coalesce_ssa_name): Use it. Split out ...
7965 (coalesce_phi_operands, coalesce_result_decls): ... these.
7967 2005-08-04 Paul Brook <paul@codesourcery.com>
7969 * read-rtl.c (read_quoted_string): Break if EOF.
7971 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7973 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7974 (fold_build2): Likewise.
7975 (fold_build3): Likewise.
7976 (fold_build1_stat): New function prototype.
7977 (fold_build2_stat): Likewise.
7978 (fold_build3_stat): Likewise.
7979 * fold-const.c (fold_build1): Rename to ..
7980 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7981 through to build1_stat.
7982 (fold_build2): Rename to ..
7983 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7984 through to build2_stat.
7985 (fold_build3): Rename to ..
7986 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7987 through to build3_stat.
7989 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7990 Ian Lance Taylor <ian@airs.com>
7992 * function.c (assign_stack_local_1): Do not correct stack slot
7993 address if allocation size is smaller than mode size.
7995 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7998 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7999 (tree_merge_blocks): Propagate anything allowed by
8001 Clarify documentation.
8002 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8003 SSA form, schedule an update if necessary.
8005 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8007 * doc/install.texi (Binaries): Remove broken link to
8008 Sinix/Reliant Unix binaries.
8010 2005-08-03 Richard Henderson <rth@redhat.com>
8013 * function.c (stack_protect_epilogue): Export.
8014 * tree.h (stack_protect_epilogue): Declare.
8015 * calls.c (expand_call): Call it.
8017 2005-08-03 Eric Christopher <echristo@apple.com>
8019 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8020 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8023 2005-08-04 Jan Hubicka <jh@suse.cz>
8025 * profile.c (branch_prob): Split edges with goto locus on them
8026 to get proper line counts.
8027 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8029 2005-08-03 Paul Brook <paul@codesourcery.com>
8031 * function.c (assign_parms): Round current_function_args_size
8032 to PARM_BOUNDARY, not STACK_BOUNDARY.
8034 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8036 * config/i386/i386.c (x86_elf_aligned_common)
8037 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8039 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8041 PR tree-optimization/23157
8042 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8043 before emitting them.
8045 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8047 PR tree-optimization/19899
8048 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8049 * tree-scalar-evolution.c: Include real.h.
8050 (add_to_evolution): Build constant -1 of correct type.
8052 2005-08-03 Jan Hubicka <jh@suse.cz>
8054 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8055 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8056 profile updating for complette unrolling.
8057 * loop-unroll.c (peel_loop_completely): Use it.
8058 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8059 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8062 2005-08-03 Paul Brook <paul@codesourcery.com>
8064 * combine.c (can_change_dest_mode): New function.
8065 (try_combine, simplify_set): Use it.
8067 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8069 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8072 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8074 * doc/install.texi (Specific): Adjust link to openavr.org.
8075 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8076 (Binaries): Adjust HP-UX Porting Center link.
8077 (Binaries): Adjust Free Software Foundation ordering link.
8079 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8081 * convert.c (convert_to_integer): Use fold_build1 instead of
8082 build1 when converting an integer to an integer.
8084 2005-08-02 Richard Henderson <rth@redhat.com>
8086 * combine.c (combine_instructions): Don't use reg_equal/equiv
8087 results if the mode doesn't match.
8089 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8091 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8092 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8094 2005-08-02 Richard Henderson <rth@redhat.com>
8097 * explow.c (memory_address): Remove special-case for
8098 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8100 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8103 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8104 number of calls to cleanup_tree_cfg_1.
8106 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8108 * doc/invoke.texi: document file extensions .F90 and .F95
8110 2005-08-02 Richard Guenther <rguenther@suse.de>
8112 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8113 positive if its first argument is positive.
8115 2005-08-02 Richard Guenther <rguenther@suse.de>
8117 PR tree-optimization/23177
8118 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8121 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8123 PR tree-optimization/23129
8124 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8125 varying for divisions with anti-ranges.
8127 2005-08-02 Jan Hubicka <jh@suse.cz>
8129 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8130 * tree-ssa-threadupdate.c (thread_block): Add it here.
8132 2005-08-01 James E Wilson <wilson@specifix.com>
8134 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8135 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8136 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8138 * config/mips/predicates.md (const_call_insn_operand): Add check for
8139 SYMBOL_REF_LONG_CALL_P.
8140 * doc/extend.texi (long_call): Document the new attribute.
8142 2005-08-01 Ian Lance Taylor <ian@airs.com>
8143 Richard Henderson <rth@redhat.com>
8145 * Makefile.in (RTL_BASE_H): Add real.h.
8146 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8148 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8150 * rtl.c (rtl_check_failed_code_mode): New.
8151 * rtl.h (struct rtx_def): Add u.rv.
8152 (XCMWINT, XCNMPRV): New.
8153 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8154 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8156 2005-08-01 Richard Henderson <rth@redhat.com>
8158 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8159 with auto-inc codes.
8161 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8163 2005-08-01 Jan Hubicka <jh@suse.cz>
8165 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8166 * i386.c: Include dwarf2.h
8167 (asm_preferred_eh_data_format): New.
8168 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8170 2005-08-01 Ian Lance Taylor <ian@airs.com>
8172 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8173 randomize_va_space for virtual address randomization control.
8175 2005-08-01 Steven Bosscher <stevenb@suse.de>
8177 * common.opt (flag_ipa_cp): Put in right place to maintain
8180 2005-08-01 Jan Hubicka <jh@suse.cz>
8182 * profile.c (compute_value_histograms): Fix thinko.
8183 * value-prof.c: Include toplev.h
8184 (check_counter): New function.
8185 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8186 tree_mod_subtract_transform): Add sanity check.
8188 2005-08-01 Richard Guenther <rguenther@suse.de>
8190 PR tree-optimization/23133
8191 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8192 current functions parameter decls to find defs to cse
8195 2005-08-01 Richard Guenther <rguenther@suse.de>
8197 PR tree-optimization/23109
8198 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8199 If trapping math is in effect, use post-dominator information
8200 to check if we'd in any case reach a trapping point before
8201 doing the reciprocal insertion.
8202 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8203 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8204 expressions are invariant only if trapping math is not in effect.
8206 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8208 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8209 cgraph_function_versioning): New declarations.
8210 * cgraphunit.c: Add include to ipa-prop.h.
8211 (update_call_expr, cgraph_copy_node_for_versioning,
8212 cgraph_function_versioning): New functions.
8213 * integrate.c (copy_decl_for_inlining): Remove.
8214 * ipa-prop.h (ipa_replace_map): New struct.
8215 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8216 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8217 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8218 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8219 ipcp_iterate_stage, ipcp_method_scale_print,
8220 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8221 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8222 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8223 ipcp_update_bb_counts, ipcp_update_profiling,
8224 ipcp_update_edges_counts): New functions.
8225 (ipcp_method_cval_init): Remove restriction regarding local methods.
8226 (ipcp_init_stage): Add ipcp_method_compute_scale.
8227 (ipcp_insert_stage): Add versioning.
8228 (ipcp_structures_print): Add ipcp_method_scale_print.
8229 (ipcp_driver): Dump profiling info.
8230 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8231 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8232 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8233 (struct inline_data): Add versioning_p, ipa_info, new fields.
8234 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8235 declare_return_variable): Replace calls to copy_decl_for_inlining with
8237 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8239 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8240 Add argument VERSIONING.
8241 (copy_arguments_for_versioning, copy_static_chain,
8242 function_versionable_p, tree_versionable_function_p,
8243 tree_function_versioning, replace_ref_tree): New functions.
8244 * tree-inline.h: Include varray.h.
8245 (tree_versionable_function_p, tree_function_versioning,
8246 tree copy_decl_for_dup): New declarations.
8248 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8250 * ipa-cp.c: New file. Contains IPCP specific functionality.
8251 * ipa-prop.h: New file. Contains structures/definitions that can be
8252 used by several interprocedural data flow optimizations (and also IPCP).
8253 * ipa-prop.c: New file.
8254 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8255 * common.opt: Add ipa-cp flag.
8256 * timevar.def: Add IPCP optimization.
8257 * tree-optimize.c (init_tree_optimization_passes): Schedule
8259 * tree-pass.h (pass_ipa_cp): Declare.
8261 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8263 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8264 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8265 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8266 config/i386/i386.c, config/mips/mips.h,
8267 config/rs6000/rs6000.h, config/sh/sh.c,
8268 config/stormy16/stormy16.c: Fix comment typos.
8270 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8273 * c-typeck.c (build_binary_op): Use common_type wrapper on
8275 (common_type): Update comment.
8277 2005-07-31 Steven Bosscher <stevenb@suse.de>
8280 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8281 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8282 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8284 2005-07-31 Jan Hubicka <jh@suse.cz>
8286 * pretty-print.h (pp_widest_integer): New macro.
8287 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8290 2005-07-31 Jan Hubicka <jh@suse.cz>
8292 * output.h (enum section_category): Export from varasm.c
8293 (categorize_decl_for_section): Likewise.
8294 * varasm.c (enum section_category): Kill.
8295 (categorize_decl_for_section): Make global.
8296 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8298 * i386.c (ix86_section_threshold): New static variable.
8299 (ix86_in_large_data_p, ix86_encode_section_info,
8300 x86_64_elf_unique_section,
8301 x86_64_elf_select_section): New functions.
8302 (TARGET_ENCODE_SECTION_INFO): Define
8303 (override_options): Enable medium model for PIC.
8304 (ix86_expand_prologue): Expand gen_set_got_rex64.
8305 (legitimate_constant_p): Handle new UNSPECs.
8306 (legitimate_pic_address_disp_p): Likewise.
8307 (legitimize_pic_address): Lower MEDIUM model addressing.
8308 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8309 (enum cmodel): Add MEDIUM_PIC.
8310 (SYMBOL_REF_FAR_ADDR_P): New macro.
8311 (SYMBOL_FLAG_FAR_ADDR): New flag.
8312 * i386.md (movdi): Support medium model.
8313 (set_got_rex64): New pattern.
8314 * i386.opt (mlarge-data-threshold): New flag.
8315 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8316 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8317 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8318 TARGET_ASM_UNIQUE_SECTION): New.
8320 * invoke.texi (-mlarge_data_threshold): Document
8322 2005-07-31 Jan Hubicka <jh@suse.cz>
8324 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8325 (coalesce_vars): Likewise.
8326 * tree-ssa-live.c (coalesce_cost): New.
8327 (build_tree_conflict_graph): Use coalesce_cost.
8328 * tree-ssa-live.h (coalesce_cost): Declare.
8330 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8332 * arm.md (all peepholes for post-increment operations): Delete.
8333 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8334 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8335 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8336 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8337 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8339 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8341 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8344 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8347 * doc/invoke.texi: Document -rdynamic.
8349 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8352 * c-parser.c (c_parser_parms_list_declarator): Call
8353 mark_forward_parm_decls.
8354 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8355 decls with visibility structure.
8357 2005-07-30 Paul Brook <paul@codesourcery.com>
8359 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8361 2005-07-30 Paul Brook <paul@codesourcery.com>
8363 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8365 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8367 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8369 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8372 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8373 nested function declarators.
8374 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8375 (grokparms): Call warn_if_shadowing for parameters used within the
8377 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8378 not used within the parameter list.
8379 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8381 2005-07-30 Jan Hubicka <jh@suse.cz>
8383 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8384 * i386.c (ix86_fixup_binary_operands): Likewise.
8385 (ix86_expand_unary_operator): Likewise.
8386 (ix86_expand_fp_absneg_operator): Likewise.
8387 * optabs.c (expand_vec_cond_expr): Validate dest.
8389 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8392 * real.c (real_from_string): Also set last bit if there is a
8393 nonzero hex digit beyond GCC's internal precision after ".".
8395 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8397 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8398 define_constants. Change duplicate values to unassigned numbers.
8399 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8400 (*altivec_vspltsf): New.
8401 (altivec_vperm_v4sf): Delete.
8402 (altivec_vperm_<mode>): Use mode macro V.
8403 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8404 (altivec_predicate_v4sf): Delete.
8405 (altivec_predicate_<mode>): Use mode macro V.
8406 (*altivec_lvesfx): New.
8407 (*altivec_stvesfx): New.
8408 (vec_realign_load_v4sf): Delete.
8409 (vec_realign_load_<mode>): Use mode macro V.
8410 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8413 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8416 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8418 * configure: Regenerated.
8420 2005-07-29 Paul Brook <paul@codesourcery.com>
8422 * doc/install.texi: Add link to GFortran binaries wiki page.
8424 2005-07-29 David Ung <davidu@mips.com>
8426 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8427 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8428 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8429 * config/mips/mips.md (cpu): Add 5kf name.
8430 (includes): Includes 5k.md.
8431 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8432 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8435 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8438 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8439 (cleanup_tree_cfg): ... here.
8440 Call cleanup_tree_cfg_1 until there are no more cleanups to
8443 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8445 * tree-vrp.c (compare_range_with_value): Return true or false
8446 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8447 EQ_EXPR respectively.
8449 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8451 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8454 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8456 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8457 (tree_ssa_dominator_optimize): Increment it.
8458 (dump_dominator_optimization_stats): Print it.
8460 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8461 Steven Bosscher <stevenb@suse.de>
8463 PR rtl-optimization/23117
8464 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8465 when head == tail. Tidy comment.
8467 2005-07-28 Richard Henderson <rth@redhat.com>
8469 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8470 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8471 * jump.c (rtx_renumbered_equal_p): Likewise.
8472 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8473 CONST_INT and CONST_DOUBLE.
8474 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8475 * reload.c (operands_match_p): Special case CONST_INT and
8476 CONST_DOUBLE; check mode earlier.
8478 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8481 * c-typeck.c (convert_for_assignment): Do not check
8482 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8484 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8487 * c-typeck.c (composite_type): Prefer constant size arrays to
8490 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8493 * real.c (real_from_string): Set last bit if there is a nonzero
8494 hex digit beyond GCC's internal precision.
8496 2005-07-28 Richard Henderson <rth@redhat.com>
8499 * cfgcleanup.c (try_forward_edges): Watch out for end of
8502 2005-07-28 James E Wilson <wilson@specifixinc.com>
8505 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8507 2005-07-28 Jan Hubicka <jh@suse.cz>
8509 * Makefile.in (rtl-profile.o): Kill all traces of it.
8510 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8511 * coverage.h (rtl_coverage_counter_ref): Kill.
8512 * opts.c (flag_speculative_prefetching_set): Kill.
8513 (flag_loop_optimize_set): New.
8514 (common_handle_option): Disable loop optimizer when profiling;
8515 do not handle speculative prefetching.
8516 * passes.c (init_optimization_passes): Replace pass_profiling combo
8517 by branch_prob pass.
8518 * profile.c (compute_value_histograms): Update for simplified value
8520 (rtl_register_profile_hooks): Kill.
8521 (pass_profiling): Kill.
8522 (rest_of_handle_branch_prob): Do not profile.
8523 * toplev.c (process_options): Remove speculative prefetching.
8524 * toplev.h (flag_tree_based_profiling): Kill.
8525 * tree-profile.c (prepare_instrumented_value,
8526 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8527 tree_gen_one_value_profiler, do_tree_profiling): Update for
8528 simplified datastructures.
8529 * value-prof.c: Add comment that speculative prefetching was dropped;
8530 update rest of file for simplified datastructures.
8531 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8532 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8533 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8534 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8535 rtl_mod_subtract, gen_speculative_prefetch,
8536 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8537 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8538 (gate_handle_value_profile_transformations,
8539 rest_of_handle_value_profile_transformations,
8540 pass_value_profile_transformations): Kill.
8541 * value-prof.h (histogram_value_t): Remove IL based unions.
8542 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8543 rtl_profile_hooks): Remove hooks.
8545 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8547 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8548 (cgraph_clone_node): Likewise.
8549 * cgraph.h (cgraph_clone_edge): Update prototype.
8550 (cgraph_clone_node): Likewise.
8551 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8553 (lookup_recursive_calls): Consider profile.
8554 (cgraph_decide_recursive_inlining): Fix updating; use new
8555 probability argument; use profile.
8556 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8557 * tree-inline.c (copy_bb): Update clal of clone_edge.
8558 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8560 * invoke.texi (min-inline-recursive-probability): Document.
8562 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8564 * doc/install.texi (Configuration): Update Valgrind homepage.
8566 2005-07-28 Richard Henderson <rth@redhat.com>
8569 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8570 labels we want to delete.
8571 (cfg_layout_merge_blocks): Likewise.
8573 2005-07-28 Richard Henderson <rth@redhat.com>
8576 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8577 when expanding to nothing.
8579 2005-07-28 Josh Conner <jconner@apple.com>
8581 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8582 (cgraph_decide_inlining_of_small_functions): Likewise.
8584 2005-07-28 Josh Conner <jconner@apple.com>
8586 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8587 direction of badness if negative.
8588 (cgraph_default_inline_p): Add reason to parameters, and assign it
8590 (cgraph_decide_inlining_of_small_functions): New parameter in call
8591 to cgraph_default_inline_p.
8592 (cgraph_decide_inlining_incrementally): Likewise.
8593 * cgraphunit.c (decide_is_function_needed): Likewise.
8594 * cgraph.h (cgraph_default_inline_p): Likewise.
8596 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8598 * builtins.c: Fix comment typo(s).
8599 * genautomata.c: Likewise.
8600 * gimplify.c: Likewise.
8601 * tree-dfa.c: Likewise.
8602 * tree-flow-inline.h: Likewise.
8603 * tree-into-ssa.c: Likewise.
8604 * tree-ssa-alias.c: Likewise.
8605 * tree-ssa-ccp.c: Likewise.
8606 * tree-ssa-copy.c: Likewise.
8607 * tree-ssa-dce.c: Likewise.
8608 * tree-ssa-dom.c: Likewise.
8609 * tree-ssa-operands.c: Likewise.
8610 * tree-tailcall.c: Likewise.
8611 * tree-vectorizer.c: Likewise.
8612 * tree-vrp.c: Likewise.
8615 2005-07-28 Jeff Law <law@redhat.com>
8617 * tree-vrp.c (test_for_singularity): Extracted from ...
8618 (simplify_cond_using_ranges): Attempt to simplify a relational
8619 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8621 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8623 PR tree-optimization/22506
8624 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8625 phis whose argument is constant.
8627 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8629 PR rtl-optimization/18992
8630 Back out this patch:
8631 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8632 PR optimization/12142
8633 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8634 uses of the register in the SET_SRC. Remove unnecessary argument.
8636 Replace it with this:
8637 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8638 if flag_non_call_exceptions is set and the insn may trap, pass
8639 pc_rtx as dest for recursion.
8640 In SET_SRC part of SET case, if dest is already set, pass it down
8643 2005-07-28 Jan Hubicka <jh@suse.cz>
8645 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8646 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8647 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8649 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8650 profile when available.
8652 2005-07-28 Jan Beulich <jbeulich@novell.com>
8654 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8655 (ia64_print_operand): Describe and handle 'X'.
8656 (ia64_register_move_cost): Also handle FP_REGS.
8657 (ia64_preferred_reload_class): Likewise.
8658 (ia64_secondary_reload_class): Likewise.
8659 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8660 it. Also check for ITANIUM_CLASS_FLDP.
8661 * config/ia64/ia64.h (FP_REGNO_P): New.
8662 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8663 (reg_class): Add FP_REGS.
8664 (REG_CLASS_NAMES): Adjust for it.
8665 (REG_CLASS_CONTENTS): Likewise.
8666 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8667 (REG_CLASS_FROM_LETTER): Handle 'x'.
8668 (CLASS_MAX_NREGS): Handle FP_REGS.
8669 (MEMORY_MOVE_COST): Likewise.
8670 * config/ia64/ia64.md (itanium_class): Add fldp.
8671 (type): Handle fldp.
8672 (movti_internal): More allowable operand combinations. Use ldfp8 when
8673 splitting unnecessary. Remove predicable attribute. Adjust
8674 itanium_class attribute.
8675 (smuldi3_highpart): Remove outdated comment.
8676 (mulditi3, umulditi3, rotlti3): New expanders.
8677 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8678 (absti2): Disabled new insn for future reference.
8679 Respective new splitters.
8680 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8681 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8682 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8684 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8686 PR rtl-optimization/23047
8687 * simplify-rtx.c (simplify_const_relational_operation): Respect
8688 flag_wrapv for comparisons with ABS.
8690 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8692 PR tree-optimization/22493
8693 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8694 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8696 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8698 * config/frv/frv.opt (moptimize-membar): New.
8700 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8702 * config/frv/frv.h: Remove machine_function definition.
8704 * config/frv/frv.c (struct frv_io): New.
8705 (struct machine_function): Moved from frv.h. Add has_membar_p.
8706 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8707 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8708 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8709 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8710 (frv_reorg): Call frv_optimize_membar when appropriate.
8711 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8712 (frv_expand_builtin): Adjust calls accordingly.
8713 (frv_io_address_cookie): New function.
8714 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8715 load or store rather than a special insn. Add ccnstant address and
8716 io-type operands to the membar.
8717 (frv_ifcvt_modify_tests): Unsign regno.
8718 (frv_ifcvt_modify_tests): Same.
8720 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8721 UNSPEC_OPTIONAL_MEMBAR constant.
8722 (builtin_read_<mode>): Delete.
8723 (builtin_write_<mode>): Delete.
8724 ("optional_membar_<mode>"): Add operand.
8726 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8727 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8728 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8729 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8730 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8731 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8732 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8733 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8734 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8736 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8738 * df.c (df_uses_record): Handle SCRATCH.
8740 2005-07-28 Steven Bosscher <stevenb@suse.de>
8743 * passes.c (rest_of_decl_compilation): If decl is a type and
8744 we have encountered errors, don't emit debug information.
8746 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8748 * params.def: Fixed comment.
8750 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8753 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8754 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8755 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8757 2005-07-27 Steven Bosscher <stevenb@suse.de>
8760 * varasm.c (assemble_start_function): Don't do anything that may
8761 require a CFG if the current function is a thunk.
8763 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8765 * doc/install.texi (Prerequisites): Mention that perl is needed
8766 to do export control in libstdc++ targetting Darwin.
8768 2005-07-27 Steven Bosscher <stevenb@suse.de>
8770 PR rtl-optimization/17808
8771 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8772 (sched_insns_conditions_mutex_p): Split out from...
8773 (add_dependence): ...here. But don't call it from here.
8774 (add_dependence_list): Check sched_insns_conditions_mutex_p
8775 before calling add_dependence.
8776 (add_dependence_list_and_free): Likewise.
8777 (fixup_sched_groups): Likewise.
8778 (sched_analyze_1): Likewise.
8779 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8780 (sched_analyze): Likewise.
8781 (sched_analyze_insn): Likewise.
8782 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8783 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8784 dependencies on all COND_EXEC insns to jumps ending basic blocks
8785 when doing intrablock scheduling.
8786 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8788 2005-07-27 Jeff Law <law@redhat.com>
8790 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8791 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8792 equivalency sets, correctly handle the case were vr0 has an
8793 equivalency set, but vr1 does not.
8795 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8797 PR tree-optimization/23073
8798 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8799 vect_print_dump_info before fprintf.
8801 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8803 PR tree-optimize/22348
8804 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8805 Fold the partial computation.
8807 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8809 PR tree-optimization/22325
8810 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8812 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8814 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8815 (force_var_cost): ... this function.
8816 (compute_phi_arg_on_exit): Export.
8818 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8820 PR tree-optimization/20773
8821 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8824 2005-07-27 Richard Guenther <rguenther@suse.de>
8826 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8827 Avoid pushing again if current struct contains only
8828 fields we decomposed.
8830 2005-07-27 Jan Hubicka <jh@suse.cz>
8832 PR tree-optimization/22574
8833 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8836 * tree-tailcall.c (decrease_profile): New function.
8837 (eliminate_tail_call): Use it.
8839 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8840 visibility flags correctly in whole program mode.
8842 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8844 PR rtl-optimization/22472
8845 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8847 2005-07-26 Steven Bosscher <stevenb@suse.de>
8849 PR tree-optimization/22504
8850 * tree-complex.c (expand_complex_addition): Use 'code' instead
8851 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8853 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8855 * config.gcc (cpu_type): Add frv case.
8856 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8857 (supported_defaults): Add fr550 case.
8859 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8862 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8863 whether a pointer of type T * may point to objects of type T *.
8865 2005-07-26 DJ Delorie <dj@redhat.com>
8867 * configure: Regenerate.
8869 2005-07-26 Dale Johannesen <dalej@apple.com>
8871 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8873 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8875 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8876 Clarify use of "build" in name.
8878 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8880 * doc/extend.texi (Raw read/write Functions): New section.
8881 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8882 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8883 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8884 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8885 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8886 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8887 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8888 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8889 * config/frv/frv.c: Add bdesc_loads global.
8890 Add bdesc_stores global.
8891 (frv_init_builtins): Add support for __builtin_{read/write}*.
8892 (frv_volatile_memref): New.
8893 (frv_expand_load_builtin): New.
8894 (frv_expand_store_builtin): New.
8895 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8896 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8897 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8898 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8899 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8900 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8901 (builtin_read_<mode>): New.
8902 (builtin_write_<mode>): New.
8903 (builtin_write64): New.
8904 (optional_membar_<mode>): New.
8906 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8908 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8909 (rather than units) against HOST_BITS_PER_WIDE_INT.
8911 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8913 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8914 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8915 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8916 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8919 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8920 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8921 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8923 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8925 2005-07-26 Richard Guenther <rguenther@suse.de>
8927 PR tree-optimization/22486
8928 * fold-const.c (fold_unary): Fold away useless component
8929 references of the form (T *)&T.x, if the address
8932 2005-07-25 James E Wilson <wilson@specifixinc.com>
8934 * dwarf2out.c (add_call_src_coords_attributes): New.
8935 (gen_inlined_subroutine_die): Call it.
8936 (maybe_emit_file, init_file_table): Add comments.
8937 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8939 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8940 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8941 * tree.h (BLOCK_SOURCE_LOCATION): New.
8942 (struct tree_block): New field locus.
8944 2005-07-26 Andreas Schwab <schwab@suse.de>
8946 PR rtl-optimization/23043
8947 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8948 when allocating a struct unoccr.
8950 2005-07-25 Richard Henderson <rth@redhat.com>
8953 * tree-complex.c (gate_no_optimization): True if errors.
8954 * Makefile.in (tree-complex.o): Update dependencies.
8956 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8958 * config/frv/predicates.md (integer_register_operand): Use
8961 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8964 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8966 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8968 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8970 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8971 types when flag_unsafe_math_optimizations is true.
8973 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8975 * gcc.c (option_map): Add --sysroot.
8976 (process_command): Handle --sysroot.
8977 (display_help): Document it.
8978 * doc/cppopts.tex (-isysroot): Document.
8979 * doc/invoke.texi (--sysroot): Document.
8980 * doc/install.texi (--with-build-sysroot): Document.
8982 * Makefile.in (inhibit_libc): New variable.
8983 (INHIBIT_LIBC_CFLAGS): Likewise.
8984 (LIBGCC2_CFLAGS): Include
8985 $(INHIBIT_LIBC_CFLAGS).
8986 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8987 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8988 ($(T)crtend.o): Likewise.
8989 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8990 ($(T)crtendS.o): Likewise.
8991 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8992 ($(T)crtendT.o): Likewise.
8993 (stmp-fixinc): Do not complain about missing headers if
8995 * configure.ac (inhibit_libc): Set it to true/false.
8996 (--with-build-sysroot): New option. Use it to set
8998 * configure: Regenerated.
9000 2005-07-25 Manfred Hollstein <mh@suse.com>
9002 * calls.c (store_one_arg): Fix unsigned comparison warning.
9004 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9007 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9008 (ggc_print_statistics): Initialize variable before use.
9010 2005-07-25 Richard Guenther <rguenther@suse.de>
9012 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9013 calling with a PHI_NODE argument.
9015 * tree-flow-inline.h (overlap_subvar): Protect against
9018 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9020 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9021 * configure: Regenerate.
9023 2005-07-25 Ira Rosen <irar@il.ibm.com>
9025 * expr.c (highest_pow2_factor): Make extern.
9026 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9027 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9028 record_array_differ_p, array_ptr_differ_p): Likewise.
9029 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9030 additional cases. Call the above functions.
9031 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9032 base_object_differ_p when there are two base objects. Otherwise, compare
9033 base address and offset. Call may_alias_p.
9034 (dump_data_reference): Use a correct field name.
9035 (analyze_array): Make static. Initialize new data-ref fields.
9036 (analyze_indirect_ref): New function.
9037 (init_data_ref): Initialize new data-ref fields.
9038 (strip_conversion): Moved from tree-vect-analyze.c.
9039 (analyze_offset_expr, get_ptr_offset, address_analysis,
9040 object_analysis): Likewise.
9041 (analyze_offset): New function.
9042 (create_data_ref): Likewise.
9043 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9044 dimensions for ARRAY_REFs only.
9045 (build_classic_dist_vector): Make static.
9046 (access_functions_are_affine_or_constant_p): Call macro to get the
9047 address of access functions.
9048 (compute_all_dependences): Add new parameter
9049 compute_self_and_read_read_dependences. Compute self and read-read
9050 dependences if it is true.
9051 (find_data_references_in_loop): Call create_data_ref. Initialize new
9053 (compute_data_dependences_for_loop): Add new parameter
9054 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9055 compute nb_loops. Call compute_all_dependences,
9056 build_classic_dist_vector and build_classic_dir_vector with correct
9058 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9059 with correct parameters. Compare dimensions for ARRAY_REFs only.
9060 (free_data_refs): Call macro to free access functions.
9061 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9062 fields from stmt_vinfo.
9063 (struct base_object_info): New structure.
9064 (struct data_reference): Move fields to base_object_info. Add fields
9065 first_location and object_info for above structures. Move fields from
9066 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9067 aligned_to. Add macros to access the new fields.
9068 Update functions declarations.
9069 * tree-flow.h (is_aliased_with): Declare.
9070 * tree-loop-linear.c (linear_transform_loops): Call
9071 compute_data_dependences_for_loop with correct parameters.
9072 * tree-ssa-alias.c (is_aliased_with): New function.
9073 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9074 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9075 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9076 vect_base_addr_differ_p, compute_subscript_distance and
9077 build_classic_dist_vector. Add printings. Check absolute value of
9079 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9081 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9082 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9083 to bytes. Add printing.
9084 (vect_compute_data_refs_alignment): Go through loads and stores in one
9086 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9087 vect_analyze_data_ref_access): Likewise.
9088 (vect_analyze_pointer_ref_access): Remove.
9089 (vect_address_analysis, vect_object_analysis): Likewise.
9090 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9091 and analyze data-refs in the loop.
9092 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9093 fields of data-ref instead of stmt. Add init to the offset from the
9095 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9096 (vect_update_init_of_dr): Likewise.
9097 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9098 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9100 (new_loop_vec_info): Initialize new fields.
9101 (destroy_loop_vec_info): Free new fields.
9102 (vect_strip_conversion): Remove.
9103 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9104 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9105 datarefs. Add new field ddrs.
9106 Add macros for the new fields access.
9107 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9108 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9109 Remove their macros.
9110 * tree.h (highest_pow2_factor): Declare.
9112 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9114 * calls.c (store_one_arg): Check for sibling call MEM arguments
9115 from already clobbered incoming argument area.
9117 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9119 * c-common.c (check_missing_format_attribute): New.
9120 * c-common.h (check_missing_format_attribute): Likewise.
9121 * c-typeck.c (convert_for_assignment): Use it.
9123 2005-07-24 Andreas Schwab <schwab@suse.de>
9125 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9126 register use a word move. Correct operand of ext.w in 68000 code.
9128 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9130 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9131 variables as declarations, rather than definitions.
9133 2005-07-24 Ira Rosen <irar@il.ibm.com>
9135 PR tree-optimization/22526
9136 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9139 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9141 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9142 that C99 reserve for future use. Use it to define clog10,
9143 clog10f and clog10l.
9145 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9147 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9148 * configure.ac: Check for -Wmissing-format-attribute.
9150 * configure: Regenerate.
9152 2005-07-23 Richard Henderson <rth@redhat.com>
9154 PR tree-optimization/22623
9155 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9157 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9160 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9162 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9164 * Makefile.in (C_TREE_H): Update dependencies.
9165 * c-tree.h: Include toplev.h.
9166 * diagnostic.h (diagnostic_set_info): Add format attribute.
9167 * rtl-error.c (diagnostic_for_asm): Likewise.
9169 2005-07-23 Chao-ying Fu <fu@mips.com>
9171 * config/mips/mips-dsp.md: New file.
9172 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9173 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9175 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9176 MIPS_BUILTIN_BPOSGE32.
9177 (mips_expand_builtin_direct): Add one parameter to indicate that
9178 builtin functions need to return a value.
9179 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9181 (mips_regno_to_class): Add classes for 12 new DSP registers.
9182 (mips_subword): Change to check four HI registers.
9183 (mips_output_move): Output move to and from 6 new DSP accumulators.
9184 (override_options): Make sure -mdsp and -mips16 are not used together.
9185 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9187 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9189 (print_operand): Add 'q' for printing DSP accumulators.
9190 (mips_cannot_change_mode_class): Check ACC_REGS.
9191 (mips_secondary_reload_class): Check ACC_REGS.
9192 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9193 (mips_register_move_cost): Check ACC_REGS.
9194 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9195 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9196 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9197 (dsp_bdesc): New array.
9198 (bdesc_arrays): Add DSP builtin function table.
9199 (mips_prepare_builtin_arg): Check predicate again after
9201 (mips_expand_builtin): Add one more parameter to
9202 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9203 MIPS_BUILTIN_BPOSGE32.
9204 (mips_init_builtins): Initialize new function types.
9205 (mips_expand_builtin_direct): Check if builtin functions need to
9206 return a value and pass operands properly.
9207 (mips_expand_builtin_bposge): New function.
9208 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9209 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9210 (FIRST_PSEUDO_REGISTER): Increase to 188.
9211 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9212 Update for 12 new DSP registers.
9213 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9214 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9215 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9216 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9217 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9218 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9219 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9220 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9221 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9222 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9223 (REGISTER_NAMES): Add names for 12 new DSP registers.
9224 * config/mips/mips.md: Include mips-dsp.md.
9225 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9226 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9227 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9228 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9229 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9230 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9231 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9232 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9233 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9234 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9235 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9236 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9237 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9238 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9239 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9240 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9241 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9242 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9243 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9244 (UNSPEC_RDDSP): New constants.
9245 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9246 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9248 * config/mips/mips.opt (-mdsp): New option.
9249 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9250 (reg_imm10_operand): New predicates.
9251 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9252 * doc/invoke.texi (-mdsp): Document new option.
9254 2005-07-22 DJ Delorie <dj@redhat.com>
9256 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9258 * tree-inline.c (inlinable_function_p): Likewise.
9260 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9263 * toplev.c (check_global_declarations): Do not mark undefined
9264 variables as DECL_IGNORED_P.
9265 * varasm.c (first_global_object_name): GTY it.
9266 (weak_global_object_name): Likewise.
9267 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9268 a string to go into {weak,first}_global_object_name.
9270 2005-07-22 DJ Delorie <dj@redhat.com>
9272 * c-format.c (check_function_format): Change warning control
9273 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9275 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9277 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9278 &PTR->FLD a dereference of PTR.
9279 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9280 a potential dereference of PTR.
9282 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9284 PR rtl-optimization/20370
9285 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9286 call allocate_reg_info if necessary.
9288 PR rtl-optimization/21848
9289 * calls.c (emit_library_call_value_1): For const functions, add
9290 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9292 PR rtl-optimization/22445
9293 * cselib.c (target.h): Include.
9294 (rtx_equal_for_cselib_p): Allow commutative matches.
9295 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9296 Remove MODE parameter. Changed all callers.
9298 PR rtl-optimization/22258
9299 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9301 (try_combine): Use likely_spilled_retval_p.
9303 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9305 * config.gcc: Add crx-elf support.
9307 * doc/contrib.texi: Mention crx.
9308 * doc/extend.texi: Document crx extensions.
9309 * doc/install.texi: Document crx install.
9310 * doc/invoke.texi: Document crx options.
9311 * doc/md.texi: Document crx constraints.
9313 * config/crx/crx-protos.h: New file.
9314 * config/crx/crx.c: New file.
9315 * config/crx/crx.h: New file.
9316 * config/crx/crx.md: New file.
9317 * config/crx/crx.opt: New file.
9318 * config/crx/t-crx: New file.
9320 2005-07-22 Manfred Hollstein <mh@suse.com>
9322 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9324 (int_add_graph_edge): Likewise.
9325 (collapse_nodes): Likewise.
9326 (process_unification_queue): Likewise.
9328 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9329 Laurent GUERBY <laurent@guerby.net>
9331 PR tree-optimization/22336
9332 * function.c (record_block_change): Check for
9333 cfun->ib_boundaries_block.
9335 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9337 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9338 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9340 2005-07-21 DJ Delorie <dj@redhat.com>
9342 * toplev.c (warn_deprecated_use): Add warning control to warning
9344 * c-typeck.c (parser_build_binary_op): Likewise.
9345 (c_finish_if_stmt): Likewise.
9346 * c-common.c (check_function_sentinel): Likewise.
9347 (check_nonnull_arg): Likewise.
9349 2005-07-21 Richard Henderson <rth@redhat.com>
9352 * tree-complex.c (complex_ssa_name_components): New.
9353 (cvc_lookup): Allow entry not found.
9354 (create_components): Remove.
9355 (create_one_component_var, get_component_var): New.
9356 (get_component_ssa_name, set_component_ssa_name): New.
9357 (extract_component): Use get_component_ssa_name.
9358 (update_complex_components): Use set_component_ssa_name.
9359 (update_complex_components_on_edge): Likewise.
9360 (update_phi_components): Create new PHI nodes directly, instead
9361 of adding insns to edges.
9362 (tree_lower_complex): Allocate and free complex_variable_components
9363 and complex_ssa_name_components here.
9365 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9367 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9368 revert to returning false.
9370 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9373 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9375 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9378 * config/i386/i386.md (cmpxf): Change operand constraints
9379 to "nonmemory_operand".
9381 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9383 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9385 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9388 * fold-const.c (fold_build1): Add checksum for the operands.
9389 (fold_build2): Likewise.
9390 (fold_build3): Likewise.
9392 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9395 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9397 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9399 * common.opt (-fforward-propagate): Committed by mistake,
9402 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9404 * reg-stack.c: Fix comment typo(s).
9405 * tree-ssa-operands.c: Likewise.
9406 * tree-vectorizer: Likewise.
9408 2005-07-21 Nick Clifton <nickc@redhat.com>
9410 * config/sh/symbian.c: Replace C++ style line comments with C
9411 style line comments.
9412 (symbian_add_attribute): Do not use a ? operator on the LHS of
9414 (sh_symbian_handle_dll_attribute): Change the type of the
9415 method vector to "VEC(tree,gc)*" and use vector accessor
9416 macros to walk over the elements.
9417 (symbian_export_vtable_and_rtti_p): Likewise.
9418 (symbian_class_needs_attribute_p): Likewise.
9420 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9423 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9424 initialize targetm.resolve_overloaded_builtin here.
9425 (altivec_expand_overloaded_builtin): Make it non-static.
9426 * config/rs6000/rs6000-protos.h
9427 (altivec_expand_overloaded_builtin): New prototype.
9428 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9429 targetm.resolve_overloaded_builtin here.
9430 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9432 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9433 Zdenek Dvorak <dvorakz@suse.cz>
9435 PR tree-optimization/19210
9436 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9438 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9439 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9440 rely on unproven assumptions.
9441 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9442 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9443 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9444 to number_of_iterations_exit.
9445 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9446 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9447 * tree-ssa-loop-niter.c (find_loop_niter,
9448 estimate_numbers_of_iterations_loop): Likewise.
9449 (number_of_iterations_exit): Honor the new options.
9450 * doc/invoke.texi (Wunsafe-loop-optimizations,
9451 funsafe-loop-optimizations): Document them.
9453 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9455 PR rtl-optimization/22167
9456 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9458 2005-07-20 Adam Nemet <anemet@lnxw.com>
9460 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9461 __do_global_dtors_aux longcall.
9463 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9465 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9466 (old_special_pred_table): Don't reference
9467 SPECIAL_MODE_PREDICATES.
9468 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9469 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9470 * config/sh/predicates.h: Don't mention
9471 SPECIAL_MODE_PREDICATES.
9472 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9475 2005-07-20 DJ Delorie <dj@redhat.com>
9477 * config.gcc: Add m32c-elf support.
9479 * doc/contrib.texi: Mention m32c.
9480 * doc/extend.texi: Document m32c extensions.
9481 * doc/install.texi: Mention m32c.
9482 * doc/invoke.texi: Document m32c options.
9483 * doc/md.texi: Document m32c constraints.
9485 * config/m32c/addsub.md: New file.
9486 * config/m32c/bitops.md: New file.
9487 * config/m32c/cond.md: New file.
9488 * config/m32c/jump.md: New file.
9489 * config/m32c/m32c-lib1.S: New file.
9490 * config/m32c/m32c-lib2.c: New file.
9491 * config/m32c/m32c-modes.def: New file.
9492 * config/m32c/m32c-pragma.c: New file.
9493 * config/m32c/m32c-protos.h: New file.
9494 * config/m32c/m32c.abi: New file.
9495 * config/m32c/m32c.c: New file.
9496 * config/m32c/m32c.h: New file.
9497 * config/m32c/m32c.md: New file.
9498 * config/m32c/m32c.opt: New file.
9499 * config/m32c/minmax.md: New file.
9500 * config/m32c/mov.md: New file.
9501 * config/m32c/muldiv.md: New file.
9502 * config/m32c/predicates.md: New file.
9503 * config/m32c/prologue.md: New file.
9504 * config/m32c/shift.md: New file.
9505 * config/m32c/t-m32c: New file.
9507 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9509 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9510 (stack_protect_set, stack_protect_test): New expanders.
9511 (stack_protect_set_si, stack_protect_set_si_media,
9512 stack_protect_set_di_media, stack_protect_test_si,
9513 stack_protect_test_si_media, stack_protect_test_di_media):
9516 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9518 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9520 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9522 * tree.h (tree_expr_nonzero_p): Export.
9523 * fold-const.c (tree_expr_nonzero_p): Likewise.
9524 Return true for CALL_EXPRs that are alloca calls.
9525 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9527 * tree-flow.h (expr_computes_nonzero): Remove.
9528 * tree-vrp.c (expr_computes_nonzero): Remove.
9529 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9530 (extract_range_from_unary_expr): Likewise.
9531 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9532 tree_expr_nonzero_p.
9534 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9536 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9537 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9538 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9539 All callers changed.
9540 (frame_related_constant_load): New arg "related" which controls
9541 setting of RTX_FRAME_RELATED_P. All callers changed.
9542 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9543 (bfin_expand_prologue): Add stack limit checking.
9544 * config/bfin/bfin.md (trapifcc): New pattern.
9546 * config/bfin/bfin.c: Include "langhooks.h".
9547 (def_builtin): Go through lang_hooks to call builtin_function.
9549 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9550 * config/bfin/predicates.md (symbol_ref_operand): New.
9551 (call_insn_operand): Delete. All callers changed to use
9552 register_no_elim_operand.
9553 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9555 (function_arg): Use it to generate the call's operand 2.
9556 (bfin_longcall_p): New function.
9557 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9558 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9559 determine if the address needs to be in a REG.
9560 (bfin_handle_longcall_attribute): New function.
9561 (bfin_attribute_table): Add "longcall" and "shortcall".
9562 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9563 (CUMULATIVE_ARGS): New member call_cookie.
9564 (PREDICATE_CODES): Add symbol_ref_operand.
9565 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9566 extra USE to the pattern.
9567 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9568 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9569 sibcall_value_insn; now the new patterns handle direct calls and the
9570 old ones indirect calls.
9571 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9573 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9575 * doc/trouble.texi: Update section on handling of empty loops.
9577 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9579 * config.gcc: Remove support for sparc-*-openbsd*,
9580 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9582 * config.host: Remove support for i860-*-sysv4* as a host.
9583 * config/i860/*, config/ip2k/*, config/ns32k/*,
9584 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9585 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9586 mention obsolete ports.
9588 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9590 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9592 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9593 of frame_pointer_rtx.
9594 (sh_expand_epilogue): Likewise.
9595 (sh_set_return_address): Likewise.
9596 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9597 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9598 offsets from FRAME_POINTER_REGNUM.
9599 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9600 (sh_register_names): Add initializer for sfp.
9601 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9602 (VALID_REGISTER_P): Likewise.
9603 (FIRST_PSEUDO_REGISTER): Update.
9604 (DWARF_FRAME_REGISTERS): Define.
9605 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9606 (HARD_FRAME_POINTER_REGNUM): Define.
9607 (FRAME_POINTER_REGNUM): Redefine.
9608 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9609 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9610 from FRAME_POINTER_REGNUM.
9611 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9612 FRAME_POINTER_REGNUM.
9613 (REG_CLASS_CONTENTS): Add sfp.
9614 (REG_ALLOC_ORDER): Likewise.
9615 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9616 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9617 of frame_pointer_rtx.
9618 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9620 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9622 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9623 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9624 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9626 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9629 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9631 Make CONSTRUCTOR use VEC to store initializers.
9632 * c-common.c (complete_array_type): Update to cope with VEC in
9634 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9635 (pp_c_constructor_elts): New function.
9636 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9637 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9638 struct constructor_stack, struct initializer_stack,
9639 constructor_elements, push_init_level, pop_init_level,
9640 add_pending_init, find_init_member, output_init_element): Update to
9641 cope with VEC in CONSTRUCTOR_ELTS.
9642 * coverage.c (build_fn_info_value, build_ctr_info_value,
9643 build_gcov_info): Likewise.
9644 * expr.c (categorize_ctor_elements_1, store_constructor,
9645 expand_expr_real_1): Likewise.
9646 * fold-const.c (fold_ternary): Likewise.
9647 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9648 gimplify_init_constructor, gimplify_expr): Likewise.
9649 * tree-dump.c (dequeue_and_dump): Likewise.
9650 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9652 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9654 * tree-sra.c (generate_element_init_1): Likewise.
9655 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9656 * tree-ssa-operands.c (get_expr_operands): Likewise.
9657 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9658 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9659 (get_initial_def_for_reduction): Likewise.
9660 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9661 value handle in annotations.
9662 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9663 tree_node_structure): Add support for constr_kind.
9664 (build_vector_from_ctor, build_constructor_single,
9665 build_constructor_from_list): New functions.
9666 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9667 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9668 Update to cope with VEC in CONSTRUCTOR_ELTS.
9669 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9670 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9671 CONSTRUCTOR_APPEND_ELT): New macros.
9672 (struct constructor_elt, struct tree_constructor): New data types.
9673 (union tree_node): Add tree_constructor field.
9674 * treestruct.def: Define TS_CONSTRUCTOR.
9675 * varasm.c (const_hash_1, compare_constant, copy_constant,
9676 compute_reloc_for_constant, output_addressed_constants,
9677 initializer_constant_valid_p, output_constant,
9678 array_size_for_constructor, output_constructor): Update to cope with
9679 VEC in CONSTRUCTOR_ELTS.
9680 * vec.h (VEC_empty, VEC_copy): New macros.
9682 2005-07-19 Devang Patel <dpatel@apple.com>
9684 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9686 2005-07-19 Richard Henderson <rth@redhat.com>
9689 * gimplify.c (gimplify_expr): Use main variant type for the temp
9690 destination for a discarded volatile read.
9691 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9692 casts between non-void types that change volatility.
9694 2005-07-15 DJ Delorie <dj@redhat.com>
9696 * toplev.h: Add comment about the first parameter for warning().
9697 * errors.h: Likewise.
9699 * c.opt (Wpragmas): New.
9700 * doc/invoke.texi: Document it.
9702 * function.c (do_warn_unused_parameter): Add warning control to
9704 * c-decl.c (warn_if_shadowing): Likewise.
9705 * c-lex.c (cb_def_pragma): Likewise.
9706 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9707 (pop_alignment): Likewise.
9708 (handle_pragma_pack): Likewise.
9709 (apply_pragma_weak): Likewise.
9710 (handle_pragma_weak): Likewise.
9711 (handle_pragma_redefine_extname): Likewise.
9712 (add_to_renaming_pragma_list): Likewise.
9713 (handle_pragma_extern_prefix): Likewise.
9714 (maybe_apply_renaming_pragma): Likewise.
9715 (handle_pragma_visibility): Likewise.
9717 * config/c4x/c4x-c.c (BAD): Likewise.
9718 (c4x_parse_pragma): Likewise.
9719 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9720 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9721 (rs6000_pragma_longcall): Likewise.
9722 * config/v850/v850-c.c (pop_data_area): Likewise.
9723 (ghs_pragma_section): Likewise.
9724 (ghs_pragma_section): Likewise.
9725 (ghs_pragma_interrupt): Likewise.
9726 (ghs_pragma_starttda): Likewise.
9727 (ghs_pragma_startsda): Likewise.
9728 (ghs_pragma_startzda): Likewise.
9729 (ghs_pragma_endtda): Likewise.
9730 (ghs_pragma_endsda): Likewise.
9731 (ghs_pragma_endzda): Likewise.
9733 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9734 Kenneth Zadeck <zadeck@naturalbridge.com>
9736 * Makefile.in: Removed tree-promote-statics.c
9737 * tree-promote-statics.c: Removed.
9738 * common.opt: Removed flag-promote-statics.
9740 * passes.c: Removed tree-promote-statics pass.
9741 * tree-pass.h: Ditto.
9742 * timevar.def: Removed TV_PROMOTE_STATICS.
9745 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9747 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9749 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9751 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9754 * c-common.c (check_function_arguments): Call
9755 'check_function_format' if either -Wformat or
9756 -Wmissing-format-attribute are specified.
9757 * c-format.c (check_function_format): Check -Wformat before
9758 calling 'check_format_info'.
9759 * c-opts.c (c_common_post_options): Don't warn for
9760 -Wmissing-format-attribute without -Wformat.
9761 * c-typeck.c (convert_for_assignment): Detect additional cases for
9762 -Wmissing-format-attribute.
9763 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9766 2005-07-19 Richard Guenther <rguenther@suse.de>
9768 * config/i386/i386.md (lrint<mode>2): Use temporary
9769 instead of clobbering non-existent memory.
9771 2005-07-19 Nick Clifton <nickc@redhat.com>
9773 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9774 statement to avoid displaying ASCII control characters.
9776 2005-07-19 Ben Elliston <bje@au.ibm.com>
9778 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9779 * cfganal.c (find_edge_index): Ditto.
9780 * combine.c (combine_instructions): Ditto.
9781 * ddg.c (create_scc): Ditto.
9782 (find_successors): Ditto.
9783 (find_predecessors): Ditto.
9784 (find_nodes_on_paths): Ditto.
9785 (longest_simple_path): Ditto.
9786 * flow.c (update_life_info): Ditto.
9787 (count_or_remove_death_notes): Ditto.
9788 (clear_log_links): Ditto.
9789 * modulo-sched.c (generate_reg_moves): Ditto.
9790 (find_max_asap): Ditto.
9791 (find_max_hv_min_mob): Ditto.
9792 (find_max_dv_min_mob): Ditto.
9793 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9794 * sched-rgn.c (extract_edgelst): Ditto.
9795 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9796 (dump_update_ssa): Ditto.
9797 (ssa_names_to_replace) Ditto.
9798 (switch_virtuals_to_full_rewrite): Ditto.
9799 (update_ssa): Ditto.
9800 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9802 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9804 Fix PR tree-optimization/22483
9806 * tree-complex.c (create_components): Use
9807 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9808 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9809 * tree-flow.h (safe_referenced_var_iterator): New structure.
9810 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9811 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9812 safe_referenced_var iterator.
9813 (add_type_alias): Ditto.
9815 2005-07-19 Steven Bosscher <stevenb@suse.de>
9817 * loop-init.c (rest_of_handle_loop2): Remove.
9818 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9819 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9820 (pass_rtl_loop_init, pass_rtl_loop_done,
9821 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9822 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9823 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9824 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9825 pass_tree_loop_done, and pass_tree_unswitch.
9826 (gate_loop): Rename to gate_tree_loop.
9827 * passes.c (init_optimization_passes): Update for renamed tree
9828 loop passes. Add the new loop2 passes as subpasses of loop2.
9829 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9830 Update for the renamed tree loop passes.
9832 2005-07-18 Ian Lance Taylor <ian@airs.com>
9835 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9836 blocks when optimizing.
9838 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9840 * common.opt (frename-registers): Initialize to 2.
9842 (fgcse-after-reload): Ditto.
9843 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9844 (process_options): Only change flag_web, flag_rename_registers,
9845 and flag_rerun_cse_after_loop if not explicitly set by user.
9847 2005-07-18 Jan Beulich <jbeulich@novell.com>
9849 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9850 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9851 in 64-bit mode the same as DImode in 32-bit mode.
9852 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9853 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9854 mode. Add new mode parameter.
9855 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9856 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9857 x86_64_shift_adj): New expanders.
9858 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9859 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9861 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9862 DImode shift splitters.
9863 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9864 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9867 2005-07-18 Jan Beulich <jbeulich@novell.com>
9869 * i386.md (movdi_extzv_1): New.
9870 (zero_extendhidi2): Combine alternatives and never force use of
9872 (zero_extendqidi2): Likewise. Don't restrict input selection.
9874 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9876 Fix PR tree-optimization/22531
9877 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9880 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9882 * tree-promote-statics.c (pass_promote_statics): Change dump file
9885 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9887 * tree-optimize.c (init_tree_optimization_passes): Add
9888 pass_eliminate_useless_stores pass.
9889 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9890 * tree-ssa-pre.c (is_copy_stmt): New function.
9891 (follow_copies_till_vuse): Ditto.
9892 (do_eustores): Ditto.
9893 (gate_eustores): Ditto.
9895 2005-07-16 Richard Henderson <rth@redhat.com>
9897 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9899 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9900 Kenneth Zadeck <zadeck@naturalbridge.com>
9902 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9903 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9904 ipa-type-escape.h, tree-promote-statics.c
9905 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9906 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9907 tree-promote-statics.c: new files.
9908 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9909 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9910 int nonlocal_set_p, mark_constant_function): Deleted.
9911 (rest_of_handle_cfg): Removed call to mark_constant_function.
9912 (nonoverlapping_component_refs_p): Added calls to support
9913 type based aliasing.
9914 * tree-ssa-alias.c (may_alias_p,
9915 compute_flow_insensitive_aliasing): Ditto.
9916 * calls.c (flags_from_decl_or_type): Removed reference to
9918 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9919 too many arguments. This is necessary for Spec 2000.
9920 * cgraph.h (const_function, pure_function): Removed.
9921 * common.opt: Added "fipa-pure-const", "fipa-reference",
9922 "fipa-type-escape", and "ftree-promote-static".
9924 * passes.c: Added ipa and tree-promote-statics passes.
9925 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9926 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9927 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9928 * tree-flow.h: Added exposed sra calls and addition of
9929 reference_vars_info field for FUNCTION_DECLS.
9930 * tree-pass.h: Added passes.
9931 * tree-sra.c: (sra_init_cache): New function.
9932 (sra_insert_before, sra_insert_after) Made public.
9933 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9935 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9936 aliasing. (may_alias_p): Added code to use type escape analysis to
9938 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9939 code to prune clobbers of static variables based on information
9940 produced in ipa-reference pass. Changed call clobbering so that
9941 statics are not marked as clobbered if the call does not clobber
9944 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9946 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9949 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9951 * doc/install.texi (*-*-solaris2*): Document recommended version
9952 of GNU binutils and mention GNU linker problem on Solaris 10.
9954 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9957 * c-decl.c (c_build_bitfield_integer_type): New function.
9958 (finish_struct): Call it.
9959 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9961 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9963 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9966 2005-07-16 Jan Hubicka <jh@suse.cz>
9968 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9969 (scale_bbs_frequencies_int): Watch roundoff errors.
9970 * predict.c (return_prediction): Initialize return_stmt.
9972 2005-07-16 Jan Hubicka <jh@suse.cz>
9974 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9975 after RTL profiling.
9977 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9980 * fold-const.c (build_range_check): Convert high/low to etype
9981 if we are only comparing against exp.
9983 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9985 Fix PR tree-optimization/22376
9986 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9988 (need_to_solve): New function.
9989 (compute_points_to_sets): Use it.
9991 2005-07-15 Jan Hubicka <jh@suse.cz>
9993 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9994 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9996 2005-07-15 Richard Guenther <rguenther@suse.de>
9998 * c-common.c (handle_flatten_attribute): New function.
9999 Add flatten function attribute.
10000 * doc/extend.texi: Document flatten function attribute.
10001 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10002 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10004 (cgraph_decide_inlining): Handle functions with flatten
10007 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10009 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10010 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10011 UNSPEC_XCHG, UNSPEC_AND): New.
10012 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10013 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10014 * config/rs6000/sync.md (FETCHOP): New code macro.
10015 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10017 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10018 (sync_compare_and_swap<mode>): Same.
10019 (sync_lock_test_and_set<mode>): Same.
10020 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10021 for QImode and HImode, and not PPC405.
10022 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10023 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10024 (sync_<fetchop>{si,di}_internal): New.
10025 (sync_nand{si,di}_internal): New.
10026 (sync_old_<fetchop>{si,di}_internal): New.
10027 (sync_old_nand{si,di}_internal): New
10028 (sync_new_<fetchop>{si,di}_internal): New.
10029 (sync_new_nand{si,di}_internal): New.
10030 (atomic_and{si,di}): New.
10031 (sync_new_nand{si,di}_internal): New.
10032 (atomic_and{si,di}): New.
10033 (sync_add<mode>_internal): Delete.
10034 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10035 (sync_sub<mode>_internal): Delte.
10036 (sync_subshort_internal): New.
10037 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10038 (sync_anddi_internal): Delete.
10039 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10040 (sync_booldi_internal): Delete.
10041 (sync_boolc<mode>_internal): Delete.
10042 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10043 (sync_boolc<mode>_internal2): Delete.
10044 (sync_boolcc<mode>_internal): Delete.
10045 (isync, lwsync): Use unspec instead of unspec_volatile.
10046 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10047 Revert UNSPEC_VOLATILE.
10048 (rs6000_split_atomic_op): New.
10049 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10051 2005-07-14 Eric Christopher <echristo@redhat.com>
10053 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10054 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10056 2005-07-14 Eric Christopher <echristo@redhat.com>
10058 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10060 2005-07-14 Steven Bosscher <stevenb@suse.de>
10062 PR tree-optimization/22230
10063 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10064 the computation of the four cross productions for "range op range".
10066 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10067 Ulrich Weigand <uweigand@de.ibm.com>
10070 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10073 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10075 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10077 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10079 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10081 2005-07-14 Richard Guenther <rguenther@suse.de>
10083 PR middle-end/22347
10084 * config/i386/i386-protos.h (ix86_function_value): Change
10085 prototype to match new target hook.
10086 * config/i386/i386.c (ix86_value_regno): Change prototype
10087 to take extra type argument.
10088 (TARGET_FUNCTION_VALUE): Define.
10089 (ix86_function_ok_for_sibcall): Pass extra argument to
10090 ix86_value_regno, check return slot rtx for exact match.
10091 (ix86_function_value): Take extra parameter. Dispatch to
10092 ix86_value_regno with fndecl/fntype as provided.
10093 (ix86_value_regno): Handle extra type argument.
10094 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10096 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10097 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10098 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10099 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10100 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10102 2005-07-14 Richard Guenther <rguenther@suse.de>
10104 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10105 * calls.c (expand_call): Pass fntype to hard_function_value.
10106 (emit_library_call_value_1): Likewise.
10107 * explow.c: Include target.h.
10108 (hard_function_value): Take extra argument, the fntype.
10109 Use new target hook for function_value.
10110 * expr.h (hard_function_value): Change prototype.
10111 * function.c (aggregate_value_p): Pass 0 as fntype to
10112 hard_function_value.
10113 (assign_parms): Use new target hook for function_value.
10114 Pass 0 as fntype to hard_function_value.
10115 (expand_function_end): Likewise.
10116 * reg-stack.c: Include target.h.
10117 (stack_result): Use new target hook for function_value.
10118 * target-def.h: New target hook function_value.
10119 * target.h: Likewise.
10120 * targhooks.c (default_function_value): New function.
10121 * targhooks.h (default_function_value): Declare.
10123 2005-07-13 Ian Lance Taylor <ian@airs.com>
10125 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10127 2005-07-14 Jan Hubicka <jh@suse.cz>
10129 * tree-dfa.c (dump_variable): Use default_def function.
10130 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10131 * tree-ssa.c (verify_use): Likewise.
10132 * tree-ssanames.c (release_ssa_name): Likewise.
10133 * tree-tailcall.c (eliminate_tail_call): Likewise.
10134 (tree_optimize_tail_calls_1): Likewise.
10135 * tree-vrp.c (get_value_range): Likewise.
10137 2005-07-14 Ben Elliston <bje@au.ibm.com>
10139 * gcc.c (main): Compare language[0] with '*' when iterating over
10142 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10144 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10145 "s390_emit_compare". Add handling of CCZ1mode.
10146 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10147 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10149 (s390_branch_condition_mask): Add CCZ1mode handling.
10150 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10151 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10152 Use CCZ1mode instead of CCZmode.
10153 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10155 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10157 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10159 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10161 2005-07-13 Eric Christopher <echristo@redhat.com>
10163 * config/mips/mips.c (mips_canonicalize_comparison): New.
10164 (mips_emit_int_relational): Use.
10166 2005-07-13 Eric Christopher <echristo@redhat.com>
10168 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10169 static extra parts.
10170 * config/s390/s390.md: Include tpf.md. Move tpf specific
10172 * config/s390/tpf.md: To here.
10173 * config/s390/s390.opt: Move tpf specific options...
10174 * config/s390/tpf.opt: to here. Add mmain option.
10175 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10176 * config/s390/tpf.h: Rewrite.
10178 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10180 * doc/tm.texi: Remove @xref{Cross-profiling}.
10182 2005-07-13 Jeff Law <law@redhat.com>
10184 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10185 expressions, test their _DECL operands for pointer equality rather
10186 than using operand_equal_p.
10188 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10190 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10191 (TARGET_POSIX_IO): This.
10192 * config/darwin.h: Likewise.
10193 * config/freebsd.h: Likewise.
10194 * config/linux.h: Likewise.
10195 * config/lynx.h: Likewise.
10196 * config/netbsd.h: Likewise.
10197 * config/rs6000/linux64.h: Likewise.
10198 * config/rs6000/linux.h: Likewise.
10199 * config/s390/tpf.h: Likewise.
10200 * config/sh/embed-elf.h: Likewise.
10201 * config/sparc/linux64.h: Likewise.
10202 * config/sparc/linux.h: Likewise.
10203 * config/svr4.h: Likewise.
10204 * gcov-io.h: Likewise.
10206 * doc/tm.texi: Updated.
10208 * libgcov.c (create_file_directory): Defined only if
10209 TARGET_POSIX_IO is defined.
10210 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10213 2005-07-13 Jan Hubicka <jh@suse.cz>
10215 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10217 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10219 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10220 structure as argument.
10222 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10224 PR tree-optimization/21921
10225 * tree-iterator.c (tsi_link_before): Support the case when
10226 tsi_end_p (tsi) == true.
10228 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10230 PR tree-optimization/22442
10231 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10234 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10236 PR rtl-optimization/20376
10237 * toplev.c (process_options): Enable -fweb and -frename-registers when
10239 * doc/invoke.texi: Update the information about when -fweb and
10240 -frename-registers are enabled.
10242 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10245 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10246 if *rhs_p is not a SSA_NAME.
10248 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10250 Fix PR tree-optimization/22422
10251 * tree-ssa-structalias.c (struct variable_info): Add flag for
10253 (get_varinfo): Now a static function.
10254 (new_varinfo): init has_union and is_special_var to false.
10255 (solution_set_add): Check has_union.
10256 (do_da_constraint): Move temporary variable so it gets reset
10258 Also check for special variable.
10259 (do_ds_constraint): Ditto.
10260 (do_sd_constraint): Ditto.
10261 (do_structure_copy): Check for special variable.
10262 (find_func_aliases): Ditto.
10263 (init_base_vars): Set special vars properly.
10265 2005-07-13 Jan Hubicka <jh@suse.cz>
10267 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10270 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10271 (get_expr_operands): Fix thinko wrt flags and subvars.
10273 PR tree-optimize/22379
10274 * tree-inline.c (expand_call_inline): Do not output sorry in early
10277 2005-07-12 Dale Johannesen <dalej@apple.com>
10279 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10281 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10284 * host-linux.h: Include limits.h.
10286 2005-07-12 Dale Johannesen <dalej@apple.com>
10288 * expr.c (compress_float_constant): Add cost check.
10289 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10291 2005-07-12 Dale Johannesen <dalej@apple.com>
10293 * gcc.target/i386/compress-float-sse.c: New.
10294 * gcc.target/i386/compress-float-sse-pic.c: New.
10295 * gcc.target/i386/compress-float-387.c: New.
10296 * gcc.target/i386/compress-float-387-pic.c: New.
10297 * gcc.dg/compress-float-ppc.c: New.
10298 * gcc.dg/compress-float-ppc-pic.c: New.
10300 2005-07-12 Eric Christopher <echristo@redhat.com>
10302 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10303 static extra parts.
10304 * config/s390/s390.md: Include tpf.md. Move tpf specific
10306 * config/s390/tpf.md: To here.
10307 * config/s390/s390.opt: Move tpf specific options...
10308 * config/s390/tpf.opt: to here. Add mmain option.
10309 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10310 * config/s390/tpf.h: Rewrite.
10312 2005-07-12 Eric Christopher <echristo@redhat.com>
10314 * gcc.c (struct infile): Update comment for language.
10315 (main): Rewrite input file resetting code.
10317 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10320 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10321 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10322 (lookup_avail_expr): Use constant_boolean_node instead
10323 of boolean_false_node/boolean_true_node.
10325 2005-07-12 Ben Elliston <bje@au.ibm.com>
10327 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10328 and use it when printing num_edges.
10330 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10332 * doc/extend.texi (Blackfin Built-in Functions): New section.
10333 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10336 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10338 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10339 s/cmpstrsi/cmpstrnsi
10340 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10342 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10343 (init_optabs): Initialize cmpstrn_optab.
10344 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10345 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10346 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10347 * config/i386/i386.md: s/cmpstr/cmpstrn
10348 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10349 * doc/md.texi: Update documentation.
10351 2005-07-11 Richard Henderson <rth@redhat.com>
10353 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10354 build_va_arg_indirect_ref.
10355 (alpha_gimplify_va_arg): Likewise.
10356 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10357 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10358 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10359 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10360 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10361 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10363 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10365 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10367 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10368 * passes.c (init_optimization_passes): Add pass_empty_loop.
10369 * tree-pass.h (pass_empty_loop): Declare.
10370 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10371 try_remove_empty_loop, remove_empty_loops): New functions.
10372 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10373 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10375 2005-07-12 Peter Barada <peter@the-baradas.com>
10377 PR middle-end/16719
10378 PR middle-end/18421
10379 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10380 in address registers.
10381 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10382 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10383 alternative of addsi3_5200.
10385 2005-07-11 Ian Lance Taylor <ian@airs.com>
10387 * config/mips/mips.md (ffs<mode>2): Remove.
10389 2005-07-11 Ian Lance Taylor <ian@airs.com>
10391 * doc/tree-ssa.texi (Cleanups): Improve description of
10393 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10395 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10397 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10398 * tree.h (DECL_ARGUMENT_FLD): New macro.
10400 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10402 Fix PR tree-optimization/22404
10404 * tree-ssa-structalias.c (create_variable_info_for): Use
10407 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10409 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10410 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10411 for second comparison operand.
10412 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10414 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10415 (define_insn_reservation "alu"): Likewise.
10416 (csync, ssync): Now of type sync.
10417 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10418 -mcsync-anomaly -mspecld-anomaly.
10419 * config/bfin/bfin.opt (mcsync): Remove.
10420 (mcsync-anomaly, mspecld-anomaly): Add.
10421 * config/bfin/bfin.c: Include "insn-codes.h".
10422 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10423 (TARGET_DEFAULT_TARGET_FLAGS): New.
10424 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10426 2005-07-11 Steven Bosscher <stevenb@suse.de>
10428 * basic-block.h: Give the BB flags enum a name, bb_flags.
10429 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10430 * cfgcleanup.c (enum bb_flags): Remove here.
10431 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10432 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10433 (update_forwarder_flag): Likewise.
10434 (thread_jump): Likewise.
10435 (try_forward_edges): Likewise.
10436 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10437 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10438 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10440 2005-07-11 Richard Guenther <rguenther@suse.de>
10442 * config/i386/i386.opt: New target option -msseregparm.
10443 * config/i386/i386.c (override_options): Error out for
10444 -msseregparm but no SSE support.
10445 (ix86_function_sseregparm): Check for global sseregparm.
10446 * doc/invoke.texi: Document -msseregparm.
10448 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10450 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10451 (m32rle-*-linux*): Ditto.
10453 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10455 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10456 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10459 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10461 PR middle-end/22239
10463 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10464 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10466 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10468 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10469 (varmap): Heapify varmap.
10470 (constraints): Heapify constraints.
10471 (struct constraint_graph): Heapify succs and preds.
10472 (constraint_vec_find): Update for heapification.
10473 (constraint_set_union): Ditto.
10474 (insert_into_complex): Ditto.
10475 (constraint_edge_vec_find): Ditto.
10476 (erase_graph_self_edge): Ditto.
10477 (add_graph_edge): Ditto.
10478 (get_graph_weights): Ditto.
10479 (merge_graph_nodes): Ditto.
10480 (build_constraint_graph): Ditto.
10481 (topo_visit): Ditto.
10482 (solve_graph): Ditto.
10483 (create_variable_info_for): Ditto.
10484 (init_base_vars): Ditto.
10485 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10486 (condese_varmap_nodes): Free complex vector.
10487 (clear_edges_for_node): Clear succs and preds vector.
10489 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10491 * tree-ssa-structalias.c (update_alias_info): Change counting of
10492 references to not include vdefs.
10494 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10496 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10497 (up_insert): Ditto.
10499 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10501 * pa.c (pa_commutative_p): Make PLUS commutative when
10502 TARGET_NO_SPACE_REGS is true.
10504 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10506 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10507 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10508 * tree-dfa.c (dump_subvars_for): New.
10509 (debug_subvars_for): New.
10510 (dump_variable): Show subvariables if VAR has them.
10511 * tree-flow-inline.h (get_subvar_at): New.
10512 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10513 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10515 (struct subvar): Change fields offset and size to unsigned
10517 (dump_subvars_for): Declare.
10518 (debug_subvars_for): Declare.
10519 (get_subvar_at): Declare.
10520 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10521 to unsigned HOST_WIDE_INT *.
10522 (overlap_subvar): Likewise.
10523 * tree-gimple.c (is_gimple_reg): Always return false for
10524 SFTs and memory tags.
10525 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10526 Update all callers.
10527 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10528 (compute_may_aliases): Call compute_points_to_sets.
10529 (collect_points_to_info_for): Remove.
10530 (compute_points_to_and_addr_escape): Remove.
10531 (delete_alias_info): Call delete_points_to_sets.
10532 (compute_flow_sensitive_aliasing): If the call to
10533 find_what_p_points_to returns false, call set_pt_anything.
10534 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10535 (set_pt_anything): Clear pi->pt_vars.
10536 (set_pt_malloc): Remove.
10537 (merge_pointed_to_info): Remove.
10538 (add_pointed_to_expr): Remove.
10539 (add_pointed_to_var): Remove.
10540 (collect_points_to_info_r): Remove.
10541 (is_escape_site): Make extern.
10543 (create_overlap_variables_for): Call it.
10544 * tree-ssa-copy.c (merge_alias_info): Never merge
10545 flow-sensitive alias information.
10546 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10547 offset and size to be unsigned HOST_WIDE_INT.
10548 (add_to_addressable_set): Rename from note_addressable.
10549 Set TREE_ADDRESSABLE as the variables are added to the set.
10551 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10552 operands into VUSEs when adding V_MAY_DEFs for members in an
10554 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10555 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10556 (struct variable_info): Add bitfield is_heap_var.
10557 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10558 (new_var_info): Initialize is_heap_var.
10559 (get_constraint_for): Add HEAP variables to the symbol table.
10560 Mark them with is_heap_var.
10561 (update_alias_info): New. Taken mostly from the old
10562 compute_points_to_and_addr_escape.
10563 (handle_ptr_arith): New.
10564 (find_func_aliases): Call update_alias_info.
10565 Call handle_ptr_info for tcc_binary expressions.
10566 Call mark_stmt_modified.
10567 (create_variable_info_for): If DECL has subvars, do not create
10568 variables for its subvars. Always add all the fields.
10569 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10570 SFTs, then add all the SFTs of the structure.
10571 If VI->DECL is an aggregate with subvariables, add the SFT at
10573 (find_what_p_points_to): If VI is an artificial variable,
10574 translate to bitfields in SSA_NAME_PTR_INFO.
10575 If the solution is empty, set pi->pt_vars to NULL
10576 (init_base_vars): Create ANYOFFSET.
10577 (compute_points_to_sets): Rename from create_alias_vars.
10579 (pass_build_pta): Remove.
10580 (delete_points_to_sets): Rename from delete_alias_vars.
10581 (pass_del_pta): Remove.
10582 * tree-ssa-structalias.h (struct alias_info): Move from
10584 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10585 NUM_REFERENCES_SET): Likewise.
10586 (compute_points_to_sets, delete_points_to_sets): Declare.
10588 2005-07-09 Richard Henderson <rth@redhat.com>
10590 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10591 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10592 alpha_split_lock_test_and_set_12): New functions.
10593 * config/alpha/alpha-protos.h: Update.
10594 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10595 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10596 * config/alpha/sync.md (I12MODE): New.
10597 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10598 (sync_<fetchop_name><I48MODE>): Likewise.
10599 (sync_nand<I48MODE>): Likewise.
10600 (sync_old_<fetchop_name><I48MODE>): Likewise.
10601 (sync_new_<fetchop_name><I48MODE>): Likewise.
10602 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10603 (sync_compare_and_swap<I48MODE>): Likewise.
10604 (sync_lock_test_and_set<I48MODE>): Likewise.
10605 (sync_compare_and_swap<I12MODE>): New.
10606 (sync_compare_and_swap<I12MODE>_1): New.
10607 (sync_lock_test_and_set<I12MODE>): New.
10608 (sync_lock_test_and_set<I12MODE>_1): New.
10610 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10614 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10616 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10618 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10619 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10621 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10624 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10626 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10628 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10629 memory_operand constraint.
10630 (store_conditional_<mode>): Same.
10631 (sync_compare_and_swap<mode>): Same.
10632 (sync_lock_test_and_set<mode>): Same.
10634 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10636 Rewrite PIC support to more closely model actual instructions.
10637 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10638 (cris_symbol): Remove prototypes for removed functions.
10639 (cris_pic_symbol_type_of, cris_valid_pic_const)
10640 (cris_expand_pic_call_address): Prototypes for new functions.
10641 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10643 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10645 <case ':'>: Add case for new punctuation character.
10646 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10647 emitting (extra) PIC modifier.
10648 <case UNSPEC>: Do not assert for PLT.
10649 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10650 (cris_expand_prologue, cris_expand_epilogue): Check
10651 for pic_offset_table_rtx usage instead of taking
10652 current_function_uses_pic_offset_table as the final word.
10653 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10654 Remove flag_pic difference.
10655 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10656 the moral equivalents of...
10657 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10659 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10660 (cris_handle_option): Mark ARG as unused.
10661 (cris_expand_pic_call_address): New worker function for "call",
10663 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10664 output PIC constructs here.
10665 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10666 as symbol-specific modifers, not whole or part of operands.
10667 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10668 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10669 constants and flag_pic.
10670 (CONSTANT_INDEX_P): Adjust for new functions.
10671 (enum cris_pic_symbol_type): New helper type.
10672 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10673 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10674 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10676 ("movsi"): Emit actual instructions for GOT and relative access.
10677 ("*movsi_got_load"): New pattern to set up the register holding
10679 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10680 Adjust FIXME for 'S'.
10681 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10682 Use "movs" for -fpic cases.
10683 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10684 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10685 ("call", "call_value"): Just call cris_expand_pic_call_address for
10687 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10688 Remove special pattern.
10689 ("*expanded_call_side", "*expanded_call_value_side"): New
10691 (gotplt-to-plt, gotplt-to-plt-side-call)
10692 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10694 * config/cris/cris/predicates.md
10695 ("cris_general_operand_or_gotless_symbol"): Remove unused
10697 ("cris_general_operand_or_symbol"): Adjust for new functions.
10699 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10701 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10703 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10705 * Makefile.in (TREE_H): Add treestruct.def.
10706 (c-decl.o): Add pointer-set.h
10707 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10708 visibility on regular DECL's.
10709 (merge_decls): Fix the copying of decl nodes of various types for
10710 the new structures. Don't update RTL, section name, weak status,
10711 etc, on DECL's without RTL.
10712 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10713 Don't check volatile on non-variable types.
10714 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10715 to check whether we have seen arguments.
10716 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10717 flag is checked before field (flag is common, field is not).
10718 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10719 TS_DECL_COMMON could have an origin.
10720 (add_location_or_const_value_attribute): Don't check section name
10721 on non-var/function decls.
10722 (dwarf2out_var_location): Reverse order of tests.
10723 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10724 with DECL_WRTL_CHECK.
10725 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10726 * fold-const.c (fold_binary): Don't check weakness on
10727 non-var/function decls.
10728 (tree_expr_nonzero_p): Ditto.
10729 (fold_checksum_tree): Use tree_decl_extra as sizeof
10731 * ggc-page.c (extra_order_size_table): Add sizes for
10732 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10734 * gimplify.c (gimplify_bind_expr): Only set
10735 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10736 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10738 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10739 * langhooks.h (init_ts). New langhook.
10740 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10741 * print-tree.c (print_node): Update to only print fields that
10742 exist in the structures the passed decl has.
10743 * toplev.c (wrapup_global_declarations): Don't reset
10744 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10745 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10746 * tree-inline.c (remap_decl): Ditto.
10747 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10748 * tree-pretty-print.c (print_declaration): Don't print
10749 DECL_REGISTER on things that don't contain it.
10750 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10751 non-var/function decls.
10752 * tree.c (tree_contains_struct): New structure.
10753 (init_priority_for_decl): New hashtable.
10754 (tree_int_map): New structure.
10755 (tree_int_map_eq): New function.
10756 (tree_int_map_marked_p): Ditto.
10757 (tree_int_map_hash): Ditto.
10758 (tree_map): Move to tree.h.
10759 (tree_map_eq): Externalize.
10760 (tree_map_hash): Ditto.
10761 (tree_map_marked_p): Ditto.
10762 (init_ttree): Set up tree_contains_struct and call langhook.
10763 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10764 (tree_code_size): Update for new structures.
10765 (tree_node_structure): Update for new structures.
10766 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10768 (copy_node_stat): Copy init priority.
10769 (build_decl_stat): Ditto for visibility.
10770 (ts_enum_names): New.
10771 (tree_contains_struct_check_failed): New function.
10772 (decl_init_priority_lookup): Ditto.
10773 (decl_init_priority_insert): Ditto.
10774 * treestruct.def: New file.
10775 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10776 (CONTAINS_STRUCT_CHECK): Ditto.
10777 (tree_contains_struct_check_failed): New prototype.
10778 (DECL_CHECK): Removed.
10779 (DECL_MINIMAL_CHECK): New.
10780 (DECL_COMMON_CHECK): Ditto.
10781 (DECL_WRTL_CHECK): Ditto.
10782 (DECL_NON_COMMON_CHECK): Ditto.
10783 (DECL_WITH_VIS_CHECK): Ditto.
10784 (VAR_OR_FUNCTION_DECL_P): Ditto
10785 (struct tree_decl_minimal): New structure.
10786 (struct tree_decl_common): Ditto.
10787 (struct tree_decl_with_rtl): Ditto.
10788 (struct tree_decl_with_vis): Ditto.
10789 (struct tree_decl_non_common): Ditto.
10790 (struct tree_field_decl): Ditto.
10791 (struct tree_parm_decl): Ditto.
10792 (struct tree_var_decl): Ditto.
10793 (struct tree_function_decl): Ditto.
10794 (struct tree_const_decl): Ditto.
10795 (struct tree_result_decl): Ditto.
10796 (union tree_node): Add new structures.
10797 * var-tracking.c (track_expr_p): Reverse order of tests.
10799 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10801 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10803 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10804 * system.h: Poison FINALIZE_PIC.
10805 * doc/tm.texi (FINALIZE_PIC): Remove.
10807 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10810 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10811 to the correct type if we have a MODIFY_EXPR.
10813 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10815 PR tree-optimization/22360
10816 * tree.c (upper_bound_in_type): Fix calculations for casting
10817 to a non-wider signed type and casting a signed value to a
10818 wider unsigned type.
10819 (lower_bound_in_type): Fix calculations for casting to a
10820 non-wider signed type.
10822 PR tree-optimization/20139
10823 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10825 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10826 fold_cond_expr_cond.
10827 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10828 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10830 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10833 * tree-complex.c (expand_complex_libcall): Produce
10834 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10836 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10838 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10839 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10840 b" assert and inserted fastpath code for this case.
10841 (bitmap_ior): Removed "a != b" assert.
10843 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10845 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10846 (ENDFILE_SPEC): Likewise.
10847 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10849 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10850 a large stack frame at epilogue.
10852 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10854 * final.c: Include sdbout.h when required.
10856 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10858 * config.gcc (*-*-darwin*): Only one target-specific header file
10859 for generic darwin.
10860 (powerpc-*-darwin*): Add version-specific header files.
10861 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10862 * config.in: Regenerate.
10863 * configure: Regenerate.
10864 * gcc.c: Include xregex.h.
10865 (version_compare_spec_function): New.
10866 (spec_function): Add version-compare.
10867 (replace_outfile_spec_function): Reformat comment.
10868 (compare_version_strings): New.
10869 * config/darwin-c.c (version_as_macro): New.
10870 (builtin_define): New.
10871 (darwin_cpp_builtins): New.
10872 * config/darwin-protos.h (darwin_cpp_builtins): New.
10873 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10874 (LIB_SPEC): Make unconditional, update comment.
10875 (TARGET_C99_FUNCTIONS): Define.
10876 * config/darwin.opt: Sort.
10877 (mmacosx-version-min=): New.
10878 * config/darwin7.h: Delete.
10879 * config/darwin8.h: Delete.
10880 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10881 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10882 (TARGET_C99_FUNCTIONS): Define.
10883 * config/rs6000/darwin7.h: New.
10884 * config/rs6000/darwin8.h: New.
10885 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10886 (-mmacosx-version-min): Document.
10888 2005-07-07 Ian Lance Taylor <ian@airs.com>
10890 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10892 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10894 PR middle-end/22239
10895 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10897 2005-07-07 Khem Raj <kraj@mvista.com>
10899 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10900 in bytes, not words.
10902 2005-07-07 Paul Brook <paul@codesourcery.com>
10904 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10905 DEFAULT_FUNCTION_ARG_PADDING to upward.
10907 2005-07-07 Richard Henderson <rth@redhat.com>
10909 * function.c (locate_and_pad_parm): Record parameter alignment in
10910 stack_alignment_needed.
10912 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10914 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10915 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10916 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10917 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10918 (define_attr "type"): Add isync, sync, load_l, store_c.
10919 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10920 Create scratch volatile MEM.
10921 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10923 (load_locked_<mode>): New.
10924 (store_conditional_<mode>): New.
10925 (sync_compare_and_swap<mode>): Replace with splitter.
10926 (sync_lock_test_and_set<mode>): Replace with splitter.
10927 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10929 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10930 is ics. Attribute isync.
10931 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10933 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10934 and UNSPECV_SYNC_OP.
10935 (emit_unlikely_jump): New.
10936 (emit_load_locked): New.
10937 (emit_store_conditional): New.
10938 (rs6000_split_compare_and_swap): New.
10939 (rs6000_split_lock_test_and_set): New.
10940 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10941 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10942 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10943 rs6000_split_lock_test_and_set): Declare.
10944 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10945 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10946 store_c, isync, sync.
10948 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10950 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10951 filenames to gtyp-gen.h.
10952 (s-typ-gen): Use it in place of for loops.
10954 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10956 * hooks.c (hook_bool_rtx_int_false): New function.
10957 * hooks.h (hook_bool_rtx_int_false): Declare.
10958 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10959 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10960 * target.h (struct gcc_target): Add commutative_p member.
10961 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10962 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10963 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10964 (pa_commutative_p): New function.
10965 * jump.c (target.h): Include.
10966 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10967 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10969 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10971 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10972 (s390_expand_setmem): New.
10973 * config/s390/s390.c: Likewise.
10974 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10976 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10977 general_operand. Call new function "s390_expand_setmem".
10978 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10979 ("setmem_long", "*setmem_long"): ... this.
10981 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10983 * config/s390/s390.c: (optimization_options): Enable
10984 TARGET_MVCLE at -Os.
10985 * doc/invoke.texi: Document changes in default behaviour.
10986 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10988 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10990 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10991 defined by back-end.
10993 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10995 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10996 all sets in the pattern.
10997 * config/rs6000/rs6000.md (stack_protect_testsi,
10998 stack_protect_testdi): Likewise.
11000 2005-07-06 Jeff Law <law@redhat.com>
11002 * tree-vrp.c (simplify_using_ranges): Kill.
11003 (vrp_finalize): Remove call to simplify_using_ranges.
11004 (simplify_stmt_using_ranges): New function extracted from
11005 simplify_using_ranges.
11006 (simplify_div_or_mod_using_ranges): Likewise.
11007 (simplify_abs_using_ranges): Likewise.
11008 (simplify_cond_using_ranges): New function.
11009 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11010 * tree-ssa-propagate.c (substitute_and_fold): Call
11011 simplify_stmt_using_ranges if we have range information.
11013 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11015 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11016 ia64_flag_schedule_isns2.
11018 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11019 reading/writing general registers.
11020 (ia64_function_arg): Revert 2005-06-18 change.
11022 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11024 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11025 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11027 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11029 * function.c (expand_function_end): Revert part of 2005-06-27
11030 patch. Do sjlj_emit_function_exit_after after return_label.
11032 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11034 * doc/install.texi (--disable-libssp): New.
11036 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11038 * doc/invoke.texi: Update -fforce-mem documentation.
11039 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11040 code for -fforce-mem.
11041 * expmed.c: (store_bit_field,store_fixed_bit_field,
11042 extract_bit_field): Ditto.
11043 * expr.c: (convert_move): Ditto.
11044 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11045 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11046 emit_conditional_add,expand_float,expand_fix): Ditto.
11047 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11048 (common_handle_option): Issue warning when -fforce-mem specified.
11050 2005-07-06 Paul Brook <paul@codesourcery.com>
11052 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11054 * configure: Regenerate.
11056 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11058 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11060 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11062 Fix PR tree-optimization/22319
11063 Fix PR tree-optimization/22140
11064 Fix PR tree-optimization/22310
11066 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11067 variable sized types.
11068 Use correct type for intermediate structure on *a = *b structure
11071 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11073 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11075 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11076 (machine_function): Move typedef to...
11077 * config/rs6000/rs6000.c (machine_function): ... here. Add
11078 varargs_save_offset field.
11079 (rs6000_stack_t): Remove varargs_size field.
11080 (setup_incoming_varargs): Allocate varargs save area using
11081 assign_stack_local, try to make it as small as possible.
11082 Save offset from virtual_stack_vars_rtx to the save area
11083 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11084 instead of magic 8 when fp word byte size is used.
11085 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11086 instead of -RS6000_VARARGS_SIZE.
11087 (rs6000_stack_info, debug_stack_info,
11088 rs6000_initial_elimination_offset): Remove all traces of
11090 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11091 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11092 RS6000_VARARGS_AREA.
11094 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11096 PR tree-optimization/21963
11097 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11098 constant_multiple_of in the same way get_computation_cost_at does.
11100 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11102 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11103 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11104 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11105 and return its previous value.
11106 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11107 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11109 (stack_protect_set, stack_protect_test): New expanders.
11110 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11111 stack_protect_testdi): New insns.
11112 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11113 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11115 2005-07-06 Jeff Law <law@redhat.com>
11117 * tree-ssa-dce.c (cfg_altered): New global.
11118 (tree_dce_init): Initialize cfg_altered.
11119 (remove_dead_stmt): If we remove an edge in the CFG, then set
11121 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11124 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11126 * Makefile.in (stamp-collect-ld): Use
11127 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11128 ./collect-ld if it already exists.
11129 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11130 Don't remove ./nm if it already exists.
11132 2005-07-05 Devang Patel <dpatel@apple.com>
11134 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11135 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11136 * tree-vectorizer.c (vect_loop_location): New.
11137 (vect_print_dump_info): Use vect_loop_location.
11138 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11139 (vectorize_loops): Set vect_loop_location.
11140 * tree-vect-analyze.c (vect_analyze_offset_expr,
11141 vect_determin_vectorization_factor, vect_analyze_operations,
11142 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11143 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11144 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11145 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11146 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11147 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11148 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11149 vect_analyze_loop): Adjust vect_print_dump_info API.
11150 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11151 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11152 vect_finish_stmt_generation, vectorizable_assignment,
11153 vectorizable_operation, vectorizable_store, vectorizable_load,
11154 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11155 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11156 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11157 vect_transform_loop): Same.
11158 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11159 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11162 2005-07-05 Randolph Chung <tausq@debian.org>
11164 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11165 * configure: Regenerate.
11166 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11167 (pa_tls_referenced_p): Declare.
11168 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11169 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11170 (legitimize_tls_address): New.
11171 (hppa_legitimize_address): Handle TLS addresses.
11172 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11173 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11174 (emit_move_sequence): Handle TLS addresses.
11175 (pa_encode_section_info): Call default handler to handle common
11177 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11178 (CONSTANT_ADDRESS_P): Reject TLS operands.
11179 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11180 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11181 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11182 (UNSPEC_TLSLE): Define new constants.
11183 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11184 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11185 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11186 (tie_symbolic_operand, tle_symbolic_operand): New
11188 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11190 * aclocal.m4: Update macros for autoconf 2.59 style.
11191 * configure.ac: Likewise.
11193 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11195 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11196 (function_arg): Pass small aggregates in general registers on 32-bit
11198 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11200 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11202 * Makefile.in (final.o): Fix dependencies.
11204 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11208 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11209 * langhooks.c (lhd_expr_to_decl): New.
11210 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11212 (LANG_HOOKS_INITIALIZER): Update.
11213 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11214 expr_to_decl langhook.
11215 * c-tree.h (c_expr_to_decl): Declare.
11216 * c-typeck.c (c_expr_to_decl): New.
11217 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11219 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11221 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11224 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11225 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11227 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11229 * Makefile.in: Adjust dependencies.
11230 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11231 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11232 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11233 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11234 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11235 rest_of_compilation.
11237 * bb-reorder.c (gate_duplicate_computed_gotos,
11238 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11239 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11240 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11241 pass_partition_blocks): New.
11242 * bt-load.c (gate_handle_branch_target_load_optimize,
11243 rest_of_handle_branch_target_load_optimize,
11244 pass_branch_target_load_optimize): New.
11245 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11247 * cfglayout.c (pass_insn_locators_initialize): New.
11248 * cfgrtl.c (pass_free_cfg): New.
11249 * combine.c (gate_handle_combine, rest_of_handle_combine,
11250 pass_combine): New.
11251 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11252 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11253 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11254 * except.c (pass_set_nothrow_function_flags,
11255 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11257 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11258 rest_of_handle_shorten_branches, pass_shorten_branches,
11259 rest_of_clean_state, pass_clean_state): New.
11260 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11261 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11262 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11264 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11265 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11266 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11267 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11269 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11270 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11271 pass_rtl_ifcvt, gate_handle_if_after_combine,
11272 rest_of_handle_if_after_combine, pass_if_after_combine,
11273 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11274 pass_if_after_reload): New.
11275 * integrate.c (pass_initial_value_sets): New.
11276 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11277 pass_purge_lineno_notes): New.
11278 * mode-switching.c (rest_of_handle_mode_switching,
11279 pass_mode_switching): New.
11280 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11281 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11283 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11284 pass_loop_optimize): New.
11285 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11287 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11289 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11290 pass_postreload_cse): New.
11291 * profile.c (gate_handle_profiling, pass_profiling,
11292 rest_of_handle_branch_prob, pass_branch_prob): New.
11293 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11294 pass_split_before_regstack, gate_handle_split_before_regstack,
11295 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11296 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11297 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11298 pass_stack_regs): New.
11299 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11300 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11301 pass_stack_adjustments): New.
11302 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11303 pass_regrename): New.
11304 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11305 pass_delay_slots, gate_handle_machine_reorg,
11306 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11307 * rtl.h (extern void purge_line_number_notes): New.
11308 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11309 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11311 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11313 * value-prof.c (gate_handle_value_profile_transformations,
11314 rest_of_handle_value_profile_transformations,
11315 pass_value_profile_transformations): New.
11316 * var-tracking.c (gate_handle_var_tracking,
11317 pass_variable_tracking): New.
11318 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11320 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11321 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11322 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11323 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11324 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11325 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11326 rest_of_handle_gcse2, rest_of_handle_regmove,
11327 rest_of_handle_tracer, rest_of_handle_if_conversion,
11328 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11329 rest_of_handle_web, rest_of_handle_branch_prob,
11330 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11331 rest_of_handle_jump_bypass, rest_of_handle_combine,
11332 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11333 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11334 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11335 rest_of_handle_mode_switching, rest_of_handle_jump,
11336 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11337 rest_of_handle_flow2, rest_of_handle_jump2,
11338 rest_of_handle_peephole2, rest_of_handle_postreload,
11339 rest_of_handle_shorten_branches, rest_of_clean_state,
11340 rest_of_compilation): Remove.
11342 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11343 * passes.c (dump_flags, in_gimple_form, all_passes,
11344 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11345 register_dump_files, next_pass_1, last_verified, execute_todo,
11346 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11347 from tree-optimize.c.
11348 (init_optimization_passes): Moved from tree-optimize.c,
11349 adding the RTL optimizations.
11350 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11351 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11352 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11353 register_dump_files, next_pass_1, last_verified, execute_todo,
11354 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11355 init_tree_optimization_passes, ipa_passes): Delete.
11356 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11358 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11359 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11361 (ipa_passes): Remove.
11362 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11363 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11364 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11365 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11366 (dump_info_p, dump_flag): Moved to tree-dump.h.
11368 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11370 * passes.c (finish_optimization_passes): Use dump_begin
11371 and dump_end, TDI_end.
11372 (gate_rest_of_compilation): New.
11373 (pass_rest_of_compilation): Use it.
11374 (gate_postreload, pass_postreload): New.
11375 * toplev.c (general_init): Rename init_tree_optimization_passes.
11376 * toplev.h (init_tree_optimization_passes): Rename to
11377 init_optimizations_passes.
11378 * tree-dump.c (dump_flag): Make static.
11379 (dump_files): Remove RTL dumps.
11380 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11381 pass_cleanup_cfg, pass_free_cfg_annotations,
11382 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11383 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11384 * tree-pretty-print.c: Include tree-pass.h.
11385 * cgraph.c: Include tree-dump.h.
11387 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11389 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11390 Only fall back to saying it points to readonly memory if
11391 we can't do better.
11393 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11395 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11396 * config/m32r/m32r.c (m32r_compute_frame_size,
11397 m32r_expand_prologue): Take current_function_profile into
11398 account whenever we reference
11399 current_function_uses_pic_offset_table.
11400 (m32r_finalize_pic): Remove.
11401 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11403 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11405 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11406 instead of $<. Don't remove ./as if it already exists.
11408 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11411 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11412 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11413 for complex modes when generating code for PA 1.0.
11414 (VALID_FP_MODE_P): New macro.
11415 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11416 sets for all general and floating point modes. Align wide floating
11417 point modes to even register boundaries to comply with architectural
11419 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11420 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11421 (VALID_FP_MODE_P): New macro.
11422 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11423 sets for all general and floating point modes. Align wide floating
11424 point modes to even register boundaries to comply with architectural
11427 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11429 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11432 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11434 * tree-ssa-structalias.c: Don't include expr.h.
11436 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11438 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11441 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11443 Fix PR tree-optimization/22279
11445 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11448 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11450 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11452 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11454 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11455 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11456 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11457 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11458 config/stormy16/stormy16.c, config/v850/v850.c,
11459 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11460 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11461 Avoid "." or "\n" at end of diagnostics and capital letters at
11462 start of diagnostics.
11463 * combine.c, cse.c: Don't translate dump file output.
11464 * toplev.c (print_version): Only translate output if going to
11467 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11469 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11470 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11473 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11475 * pa.c (fix_range): Fix typo in comment.
11477 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11479 * tree-vrp.c (extract_range_from_assert): Replace
11480 fold (build (...)) with fold_build2.
11482 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11484 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11485 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11486 (format_types_orig, handle_format_attribute): Add support for
11489 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11491 * varasm.c (assemble_variable): Fix format specifier thinko.
11493 2005-07-03 Ira Rosen <irar@il.ibm.com>
11495 PR tree-optimization/22029 (and 22135)
11496 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11497 a phi node before calling dump_vops.
11499 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11501 * tree-dump.h (dump_string_field): Declare.
11502 * tree-dump.c: Use it instead of dump_string.
11503 (dump_string_field): Make non-static.
11505 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11507 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11508 up the minimal CFG stuff always when optimize > 0. Call
11509 split_all_insns_noflow in PIC case if needed.
11511 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11512 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11515 * c-decl.c (c_write_global_declarations): Dump contents of
11517 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11518 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11519 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11520 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11523 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11525 * c-common.h (GCC_DIAG_STYLE): Define.
11526 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11527 version for format checking to 4.1.
11528 * c-format.c: Include toplev.h after c-common.h.
11529 (enum format_type): Add gcc_tdiag_format_type.
11530 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11531 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11532 (format_types_orig): Add gcc_tdiag.
11533 (init_dynamic_diag_info): Support gcc_tdiag formats.
11534 (handle_format_attribute): Likewise.
11535 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11536 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11537 version for format checking to 4.1.
11538 (warning0, warning, error, pedwarn, sorry): Use
11539 ATTRIBUTE_GCC_DIAG.
11540 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11541 (finish_aliases_1): Do not use %qE.
11542 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11543 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11544 Correct format bugs.
11545 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11546 parameter to unsigned HOST_WIDE_INT.
11547 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11549 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11551 PR middle-end/21742
11552 * expr.c (write_complex_part): Use adjust_address for MEM.
11553 (read_complex_part): Same.
11555 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11557 Fix PR tree-optimization/22280
11559 * tree-sra.c (generate_element_init): Remove useless loop.
11561 2005-07-02 Richard Henderson <rth@redhat.com>
11563 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11565 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11567 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11569 PR middle-end/14490
11570 * fold-const.c (fold_binary): Handle the return value of
11571 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11572 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11574 2005-07-02 Jeff Law <law@redhat.com>
11576 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11577 a eliminate type conversion which feeds an equality comparison
11578 if the original type or either operand in the comparison is a
11581 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11583 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11584 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11586 * config/avr/avr.c: Do not use '`' as left quote.
11587 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11588 Remove "." from end of diagnostics. Make diagnostics start with
11591 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11592 Joseph S. Myers <joseph@codesourcery.com>
11594 * toplev.c (default_tree_printer): Handle setting location with
11596 * c-objc.common.c (c_tree_printer): Likewise.
11597 * c-format.c (gcc_diag_flag_specs): Add '+'.
11598 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11599 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11601 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11602 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11603 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11604 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11605 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11606 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11607 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11608 format arguments where %J is used without %D.
11610 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11612 * gcc.c (LINK_SSP_SPEC): Define.
11613 (link_ssp_spec): New variable.
11614 (LINK_COMMAND_SPEC): Add %(link_ssp).
11615 (static_specs): Add link_ssp_spec.
11616 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11617 * configure: Rebuilt.
11618 * config.in: Rebuilt.
11620 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11621 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11622 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11623 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11624 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11625 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11626 -0x7008(2) instead of reading __stack_chk_guard variable.
11627 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11629 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11630 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11631 if TARGET_THREAD_SSP_OFFSET is defined.
11632 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11633 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11636 2005-06-27 Richard Henderson <rth@redhat.com>
11637 * libgcc-std.ver (GCC_4.1.0): New.
11638 * libgcc.h (__stack_chk_guard): Declare.
11639 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11640 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11641 * mklibgcc.in (lib2funcs): Add them.
11643 2005-07-01 Richard Henderson <rth@redhat.com>
11645 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11646 void * before struct sigcontext *.
11647 (x86_fallback_frame_state): Likewise.
11649 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11651 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11653 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11656 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11657 we check for SSA_NAME for.
11659 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11661 Fix PR tree-optimization/22071
11663 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11665 (get_constraint_for_component_ref): Use it.
11667 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11670 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11671 print out the last new line.
11673 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11675 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11676 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11677 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11678 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11679 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11680 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11681 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11682 (enum reg_class): New member CC0_REGS.
11683 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11684 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11685 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11686 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11687 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11688 Adjust for register now described.
11690 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11693 * config/i386/i386.md (stack_protect_test_si,
11694 stack_protect_test_di): Add earlyclobber for scratch 3.
11695 * config/rs6000/rs6000.md (stack_protect_testsi,
11696 stack_protect_testdi): Add earlyclobber for scratch 3,
11697 remove earlyclobber from scratch 4.
11699 Older entries for 2005 can be found in ChangeLog-2005.