1 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
3 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
4 Use builtin_define_with_int_value() instead of
5 adding a new check for every new major FreeBSD version.
7 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
9 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
11 2005-12-15 Richard Sandiford <richard@codesourcery.com>
13 * config/arm/predicates.md (call_memory_operand): New.
14 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
16 2005-12-15 Andrew Haley <aph@redhat.com>
18 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
19 against prev_cache_entry == NULL when moving a cache entry to the
22 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
24 * config/mt/mt.c (mt_override_options): Require lower case
25 architectures. Revert accidental default to ms2.
26 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
27 ENDFILE_SPEC): Require lower case architectures. Revert default
30 * doc/invoke.texi (MT Options): Rename and update.
31 * doc/md.texi (MorphoTech family): Rename and update.
33 2005-12-15 Olivier Hainque <hainque@adacore.com>
35 * stor-layout.c (layout_type): Don't complain about a too small
36 an array element type size compared to its alignment when the
39 2005-12-15 Jan Hubicka <jh@suse.cz>
42 * i386.c (classify_argument): Properly adjust offset of bitfield for
45 2005-12-15 Richard Sandiford <richard@codesourcery.com>
47 * final.c (final_scan_insn): Flip in_cold_section_p when changing
48 between the hot and cold sections. Use current_function_section
49 to get the new section.
50 * dwarf2out.c (output_line_info): Use in_cold_section_p to
51 determine whether we are assembling hot or cold code.
52 (secname_for_decl, dwarf2out_var_location): Likewise.
53 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
54 * varasm.c (last_text_section): Delete.
55 (in_cold_section_p): New variable.
56 (hot_function_section): New function.
57 (current_function_section): Pass in_cold_section_p as the
58 reloc argument to select_section. Use it to decide between
59 unlikely_function_section and hot_function_section.
60 (assemble_start_function): Use switch_to_section. Set
61 in_cold_section_p instead of last_text_section.
62 (assemble_end_function): Use switch_to_section.
63 (switch_to_section): Don't set last_text_section.
64 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
65 argument to make the right choice between hot and cold sections.
67 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
69 Second part of MS1->MT renaming
70 * config/mt/mt.md (doloop_end): Call mt_add_loop.
71 (movqi, movhi): Call mt_set_memflags.
72 (*movdf_internal): Call mt_split_words.
73 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
75 (cmpsi): Store to mt_compare_op[01].
76 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
77 bungt, bunle, bunlt): Call mt_emit_cbranch.
78 (prologue): Call mt_expand_prologue.
79 (epilogu): Call mt_expend_epilogue.
80 (eh_return): Call mt_expand_eh_return.
81 (eh_epilogue): Call me_emit_eh_epilogue.
82 (conditional_trap): Store to mt_compare_op[01].
83 * config/mt/crti.asm: Adjust comment.
84 * config/mt/crtn.asm: Adjust comment.
85 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
86 (mt_compare_op0, mt_compare_op1): Renamed.
87 (current_frame_info, zero_frame_info): Adjust type.
88 (mt_ucmpsi3_libcall): Renamed.
89 (mt_flag_delayed_branch): Renamed.
90 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
91 (mt_nops_required, mt_nop_reasons): Renamed.
92 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
93 mt_debug_stack, mt_print_operand_simple_address,
94 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
95 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
96 mt_function_arg_advance, mt_arg_partial_bytes,
97 mt_pass_by_reference, mt_function_arg_boundary,
98 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
99 mt_legitimate_address_p): Renamed, adjusted.
101 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
102 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
103 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
104 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
105 mt_expand_eh_return, mt_emit_eh_prologue,
106 mt_handl_interrupt_attribute): Renamed, adjusted.
107 (mt_attribute_table): Renamed, adjusted.
108 (mt_initial_elimination_offset, mt_generate_compare,
109 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
110 mt_secondary_reload_class, mt_function_value, mt_split_words,
111 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
112 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
113 (mt_labels): Renamed.
114 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
115 mt_machine_reorg): Renamed, adjusted.
116 (mt_attribute_table: Renamed.
117 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
118 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
119 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
120 * config/mt/mt.opt (march): Set mt_cpu_string.
121 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
122 (TARGET_CPU_CPP_BUILTINS): Adjust.
123 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
125 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
126 (MT_MIN_INT): Renamed.
127 (RETURN_ADDR_RTX): Adjust.
128 (struct mt_frame_info): Renamed.
129 (current_frame_info): Adjust type.
130 (INITIAL_ELIMINATION_OFFSET): Adjust.
131 (MT_NUM_ARG_REGS): Renamed.
132 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
133 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
134 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
135 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
136 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
137 (mt_compare_op0, mt_compare_op1): Renamed.
138 * config/mt/mt-protos.h: Rename prototypes.
140 2005-12-15 Richard Guenther <rguenther@suse.de>
142 * tree-flow.h (okay_component_ref_for_subvars): Remove.
143 (get_ref_base_and_extent): Declare.
144 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
145 (get_ref_base_and_extent): New function.
146 * tree-ssa-alias.c (find_used_portions): Use it.
147 * tree-ssa-structalias.c (get_constraint_for_component_ref):
149 * tree-ssa-operands.c (get_expr_operands): Likewise.
151 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
153 * combine.c: Remove force_to_mode's fourth parameter.
154 (force_to_mode): Do not handle REG.
155 (canon_reg_for_combine): New.
156 (make_field_assignment): Use it where the removed argument was non-NULL.
158 2005-12-15 Alan Modra <amodra@bigpond.net.au>
161 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
162 error_mark_node. Make alignment params unsigned.
163 * config/rs6000/rs6000-protos.h
164 (rs6000_special_round_type_align): Update prototype.
165 (rs6000_machopic_legitimize_pic_address): Remove arg names.
167 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
169 PR rtl-optimization/25310
170 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
171 of the eliminable register when substituting into a PLUS.
173 2005-12-14 Jakub Jelinek <jakub@redhat.com>
176 * config/i386/i386.c (ix86_force_to_memory): Always use
177 SImode push for HImode in -m32.
178 (ix86_free_from_memory): Likewise.
180 2005-12-14 Richard Sandiford <richard@codesourcery.com>
182 * gcc/config/arm/arm.md: Provide a big-endian version of the
183 (zero_extend:SI (subreg:QI ...)) splitter.
185 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
187 * struct-equiv.c (note_local_live): Handle hard regs with different
190 2005-12-14 Jeff Law <law@redhat.com>
192 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
193 to a structure containing state rather than a pointer to bool.
194 (case ARRAY_REF): New code to handle folding some array references.
195 (case ADDR_EXPR): Note when we are processing expressions found
196 within an ADDRE_EXPR.
197 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
198 for state variables rather than just a pointer to a boolean.
199 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
200 handling of constant string references.
202 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
204 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
205 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
206 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
207 Move other tst* patterns to retain partial order.
209 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
211 * config/s390/s390.md ("d0", "1"): New mode attributes.
212 ("<shift>di3", "<shift>si3"): Merge.
213 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
214 ("ashrdi3", "ashrsi3"): Merge.
215 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
216 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
217 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
218 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
219 ("*ashrdi3", "*ashrsi3"): Merge.
220 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
222 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
224 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
225 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
226 ("*extendqidi2", "*extendqisi2") Merge.
227 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
228 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
229 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
230 Move some patterns to retain partial ordering.
232 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
234 * config/s390/s390.md ("atype", "length"): Rewrite.
235 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
237 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
239 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
241 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
243 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
244 PARALLELs with a mode.
246 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
248 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
251 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
253 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
255 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
259 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
262 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
264 2005-12-14 Jakub Jelinek <jakub@redhat.com>
268 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
269 DECL_P, call get_section rather than get_named_section. Supply
272 2005-12-14 Ben Elliston <bje@au.ibm.com>
274 * c-common.c (c_common_truthvalue_conversion): Generalise warning
275 for addresses converted to booleans; not just function addresses.
276 * c-typeck.c (build_binary_op): Warn for address comparisons which
277 can never be NULL (eg. func == NULL or &var == NULL).
278 * common.opt (Walways-true): New option.
279 * c-opts.c (c_common_handle_option): Set it with -Wall.
280 * doc/invoke.texi: Document it.
282 2005-12-13 Paul Brook <paul@codesourcery.com>
284 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
285 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
287 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
289 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
290 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
292 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
293 (EXTRA_MULTILIB_PARTS): Define.
295 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
297 PR rtl-optimization/20070 / part1
298 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
299 count_or_remove_death_notes with kill == -1.
300 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
301 registers if PROP_POST_REGSTACK is set.
302 (mark_used_reg): Likewise.
303 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
304 REG_UNUSED notes for stack regs.
305 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
306 to match rtx_equiv_p machinery. Change caller.
307 (outgoing_edges_match): Likewise.
308 (try_crossjump_to_edge): Use struct_equiv_block_eq
309 instead of flow_find_cross_jump.
310 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
311 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
312 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
313 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
314 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
315 (insns_match_p): Update prototype.
316 (flow_find_cross_jump): Remove prototype.
317 (struct_equiv_block_eq, struct_equiv_init): Declare.
318 (rtx_equiv_p, condjump_equiv_p): Likewise.
319 * struct-equiv.c: Include reload.h.
320 (IMPOSSIBLE_MOVE_FACTOR): Define.
321 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
322 (struct_equiv_improve_checkpoint): Likewise.
323 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
324 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
325 (struct_equiv_merge, find_dying_input): Likewise.
326 (resolve_input_conflict, note_local_live): Likewise.
327 (death_notes_match_p): Change parameters and processing
328 to match rtx_equiv_p machinery. Change caller.
329 (insns_match_p): Likewise.
330 (flow_find_cross_jump): Replace with:
331 (struct_equiv_block_eq).
333 Back out this change:
334 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
335 * recog.c (verify_changes): Make it static.
336 * recog.h: Remove the corresponding prototype.
338 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
340 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
343 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
345 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
346 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
347 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
348 TARGET_MS1_64_001 appropriately.
349 (ms1_machine_reorg): Use TARGET_MS2.
351 2005-12-13 Jakub Jelinek <jakub@redhat.com>
355 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
356 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
357 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
358 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
359 Set mode to SI, adjust constraints.
360 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
361 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
364 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
366 * c-cppbuiltin.c (builtin_define_float_constants): Add
367 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
368 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
369 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
370 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
371 to "((double)%sL)" otherwise "%s".
373 2005-12-13 Paul Brook <paul@codesourcery.com>
375 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
378 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
380 * tree-flow.h: Allow compilation with a C++ compiler.
381 (struct edge_prediction): Prefix all field names with "ep_".
382 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
383 (tree_predict_edge, combine_predictions_for_bb): Likewise.
384 (remove_predictions_associated_with_edge): Likewise.
386 2005-12-12 Jeff Law <law@redhat.com>
388 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
390 * passes.c (init_optimization_passes): Run reassociation again
391 after loop optimizations.
393 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
395 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
397 (optimize_stmt): Ditto.
398 (canonicalize_comparison): New function.
399 * tree-ssa-operands.c (swap_tree_operands): Make external.
400 (get_expr_operands): Stop auto-canonicalization.
401 * tree-ssa-reassoc.c: Rewrite.
402 (init_optimization_passes):
403 * tree-flow.h (swap_tree_operands): Prototype.
404 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
406 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
408 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
409 indicate function epilogue has been output.
410 (pa_asm_output_mi_thunk): Likewise.
411 (output_deferred_plabels): Put plabels in readonly data section when
412 not generating PIC code.
413 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
414 information. Add assert.
415 (som_output_comdat_data_section_asm_op): New function.
416 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
417 instead of output_section_asm_op for COMDAT sections.
419 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
421 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
422 Fix whitespace in vincinity of to-be-installed changes.
423 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
424 (insns_match_p): Likewise.
426 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
428 * config.gcc (ms1): Replace with ...
430 * config/ms1: Rename to ...
431 * config/mt: ... here. Rename ms1 files to mt.
432 * config/mt/mt.c: Adjust gt-mt.h #include.
433 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
434 (crti.o, crtn.o): Adjust file names.
436 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
438 * varray.h: Allow compilation with a C++ compiler.
439 (union varray_data_tag): Prefix all field names with "vdt_".
440 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
441 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
442 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
443 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
444 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
445 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
446 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
447 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
448 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
449 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
450 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
451 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
452 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
453 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
454 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
455 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
456 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
457 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
458 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
459 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
460 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
461 VARRAY_TOP_TREE_PTR): Likewise.
462 * varray.c (varray_grow): Likewise.
463 (varray_clear): Likewise.
465 2005-12-12 Alan Modra <amodra@bigpond.net.au>
468 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
469 alignment to doubleword if the first field is a double array.
470 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
472 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
474 * tree-ssa-structalias.c (process_constraint): Remove code to
475 transform addressofs into scalar.
476 (create_variable_info_for): In whole-program IPA, globals don't
477 point to ANYTHING by default.
479 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
481 * timevar.def (TV_IPA_PTA): New.
482 * tree-pass.h (pass_ipa_pta): New
483 * tree-ssa-structalias.c: Include cgraph.h
485 (predbitmap_obstack): New.
486 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
487 (struct constraint_stats): Add num_edges.
488 (new_var_info): Don't call bitmap_clear.
489 (struct constraint_edge): Update docs.
490 (new_constraint_edge): Remove src param.
491 (struct constraint_graph): Add zero_weight_succs,
492 zero_weight_preds. Update docs.
493 (constraint_expr_equal): Reformat.
494 (constraint_edge_equal): Update for removal of src.
495 (constraint_edge_less): Ditto.
496 (constraint_edge_vec_find): Ditto.
497 (erase_graph_self_edge): Update for removal of src and and zero
499 (clear_edges_for_node): Ditto.
500 (add_graph_edge): Ditto.
501 (get_graph_weights): Ditto.
502 (allocate_graph_weights): Ditto.
503 (merge_graph_nodes): Ditto.
504 (int_add_graph_edge): Ditto.
505 (valid_graph_edge): Ditto.
506 (valid_weighted_graph_edge): Ditto.
507 (build_constraint_graph): Ditto.
509 (collapse_nodes): Ditto.
510 (process_unification_queue): Ditto.
512 (solve_graph): Ditto.
513 (do_structure_copy): Ditto.
514 (perform_var_substitution): Ditto.
515 Init and release obstack.
516 (handle_ptr_arith): Try to resolve directly.
517 (find_func_aliases): Don't call update_alias_info here
518 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
519 (do_sd_constraint): Add code for propagating faster.
521 (do_ds_constraint): Ditto.
522 (count_num_arguments): New function.
523 (create_function_info_for): Ditto.
524 (create_variable_info_for): Handle FUNCTION_DECL.
525 (intra_create_variable_infos): Use make_constraint_to_anything.
526 (init_alias_vars): Init obstacks here.
527 (need_to_solve): Handle zero weight graph changes.
528 (compute_points_to_sets): Call update_alias_info here.
529 (delete_points_to_sets): Free zero weight preds/succs here.
531 (ipa_pta_execute): New
533 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
535 * tree-ssa-structalias.c (var_anyoffset): Removed.
536 (anyoffset_tree): Ditto.
537 (anyoffset_id): Ditto.
538 (do_deref): Take vector of constraints, no return value.
539 Update to work on vector.
540 (get_constraint_for): Ditto.
541 (get_constraint_for_component_ref): Ditto.
542 (do_structure_copy): Ditto.
543 (handle_ptr_arith): Ditto.
544 (find_func_aliases): Ditto.
545 (set_uids_in_ptset): Remove anyoffset handling.
546 (init_base_vars): Ditto.
548 2005-12-10 Mark Mitchell <mark@codesourcery.com>
551 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
552 DECL_EXTERNAL functions have no bodies. Tidy.
554 2005-12-10 Andreas Schwab <schwab@suse.de>
556 * except.c (switch_to_exception_section): Only define if
557 TARGET_UNWIND_INFO is not defined.
559 2005-12-10 Richard Sandiford <richard@codesourcery.com>
561 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
562 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
564 2005-12-10 Richard Sandiford <richard@codesourcery.com>
566 * output.h (init_section, fini_section): Delete.
567 * varasm.c (init_section, fini_section): Delete.
568 (init_varasm_once): Don't initialize them.
569 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
570 there are no corresponding varasm.c variables.
572 2005-12-10 Richard Sandiford <richard@codesourcery.com>
574 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
575 of EH_FRAME_SECTION_NAME into...
576 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
578 * except.c (default_exception_section): Delete, moving most
580 (switch_to_exception_section): ...this new function. Set
581 exception_section if it is still null, then switch to it.
582 (output_function_exception_table): Use switch_to_exception_section.
583 * varasm.c (exception_section, eh_frame_section): Update comments.
584 (get_section): Hoist use of SECTION_NAMED.
585 (init_varasm_once): Don't set exception_section and eh_frame_section.
586 * output.h (default_exception_section): Delete.
587 (default_eh_frame_section): Delete.
589 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
591 * config/bfin/bfin.c: Include "cgraph.h".
592 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
593 Return the reg that holds the pointer to the GOT.
594 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
595 doing stack checking.
597 2005-12-09 Diego Novillo <dnovillo@redhat.com>
599 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
600 recompute_tree_invarant_for_addr_expr.
601 Update uses everywhere.
603 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
605 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
606 (MULTILIB_DIRNAMES): Define.
608 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
611 * config/s390/s390.c (struct s390_address): New field literal_pool.
612 (s390_decompose_address): Compute literal_pool field. Do not
613 assume register %r13 is always (and solely) used as pool base.
614 (s390_extra_constraint_str): Use literal_pool field.
616 2005-12-09 Thiemo Seufer <ths@networkno.de>
618 * config/mips/mips.c (override_options): Don't allow too small
619 integers in FP registers.
621 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
623 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
624 targetm.binds_local_p to check for local function calls.
626 2005-12-09 Alan Modra <amodra@bigpond.net.au>
629 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
630 call_used_regs can't be used to save reg in another reg.
632 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
633 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
635 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
637 * except.c (output_ttype): Likewise.
638 * tree-object-size.c (collect_object_sizes_for): Likewise.
639 (check_for_plus_in_loops_1): Likewise.
640 (check_for_plus_in_loops): Likewise.
641 (compute_object_sizes): Use gcc_unreachable instead of abort.
643 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
645 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
646 (loop_end, loop_init, doloop_end): New insns.
647 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
648 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
649 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
650 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
651 * config/ms1/ms1.c: #include basic-block.h
652 (struct machine_function): Add has_loops field.
654 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
655 (struct loop_info, struct loop_work): New.
656 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
657 (ms1_reorg_loops): New loop optimization.
658 (ms1_machine_reorg): Call it.
659 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
661 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
663 PR tree-optimization/25248
664 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
665 evolution_of_loop from the failed attempt. Remove handling
668 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
670 * tree.h (DECL_EXTERNAL): Clarify documentation.
672 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
673 Jakub Jelinek <jakub@redhat.com>
676 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
677 argument. Don't drop outer ANDs.
678 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
679 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
681 * config/s390/predicates.md (setmem_operand): Remove.
682 (shift_count_operand): Rename to...
683 (shift_count_or_setmem_operand): ... this. Adjust
684 s390_decompose_shift_count caller.
685 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
686 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
687 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
688 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
689 rotl<mode>3_and, setmem_long_and): New insns.
690 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
691 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
692 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
693 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
694 of shift_count_operand.
695 (setmem_long): Use shift_count_or_setmem_operand instead of
698 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
699 Andreas Tobler <a.tobler@schweiz.ch>
701 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
704 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
706 * expr.c (force_operand): Use convert_to_mode for conversions.
708 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
710 * reload.h (reg_equiv_invariant): Declare.
711 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
712 register also when reg_equiv_invariant[R] is set.
714 2005-12-07 Richard Sandiford <richard@codesourcery.com>
715 Andreas Tobler <a.tobler@schweiz.ch>
717 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
719 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
721 * tree-ssa-pre.c (bitmap_set_and): New function.
722 (bitmap_set_and_compl): New function.
723 (bitmap_set_empty_p): New function.
724 (insert_extra_phis): New function.
725 (compute_avail): Use insert_extra_phis.
727 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
729 * config/s390/s390.c (s390_expand_atomic): New function.
730 Adjust comment of helper functions.
731 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
732 * config/s390/s390.md ("ATOMIC"): New code macro.
733 ("atomic"): Corresponding new code attribute.
734 ("sync_lock_test_and_set[hq]i",
735 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
737 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
739 * config/s390/s390.c (s390_expand_mask_and_shift,
740 struct alignment_context, init_alignment_context,
741 s390_expand_cs_hqi): New.
742 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
743 * config/s390/s390.md ("sync_compare_and_swaphi",
744 "sync_compare_and_swapqi"): New pattern.
746 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
748 Fix PR tree-optimization/25291
749 * tree-ssa-operands.c (add_call_clobber_ops): Remove
750 redundant and crashing check.
752 2005-12-08 Alan Modra <amodra@bigpond.net.au>
755 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
756 tests further when !strict && reload_in_progress.
757 (print_operand): Check that both operands of indexed address are regs.
758 (print_operand_address): Likewise.
759 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
760 (INT_REG_OK_FOR_BASE_P): Correct.
762 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
764 Preparation for PR rtl-optimization/20070 / part1
765 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
766 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
767 outgoing_edges_match.
768 (outgoing_edges_match): Use condjump_equiv_p.
769 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
771 * struct-equiv.c: New file.
772 (death_notes_match_p) New function, broken out of insns_match_p.
773 * Makefile.in (OBJS-common): Add struct-equiv.o.
774 (struct-equiv.o): New target.
776 2005-12-07 Richard Sandiford <richard@codesourcery.com>
778 * coretypes.h: Revert previous change.
779 * config/darwin.h: Revert previous reversion.
780 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
782 2005-12-07 Richard Sandiford <richard@codesourcery.com>
784 * coretypes.h (section): Provide dummy definition for target files.
785 * config/darwin.h: Revert previous change.
787 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
789 * doc/sourcebuild.texi (all.build, install-normal): Remove.
790 * configure.ac: Remove all.build and install-normal from target_list
791 * configure: Regenerate.
792 * Makefile.in (install): Don't depend on install-normal.
794 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
796 * Makefile.in: Document the use of stamps.
798 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
800 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
801 * Makefile.in: Add code to compute some dependencies on s-gtype
802 automatically. Remove the declaration of those dependencies.
804 2005-12-07 Richard Sandiford <richard@codesourcery.com>
806 * gcc/reload.c (push_secondary_reload): Fix typo:
807 s/insn_constraint/scratch_constraint/.
809 2005-12-07 Richard Sandiford <richard@codesourcery.com>
811 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
813 2005-12-07 Richard Sandiford <richard@codesourcery.com>
815 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
816 (alpha_elf_select_rtx_section): Return the selected section rather
817 than emitting assembly code.
818 (alpha_write_linkage): Emit a ".link" directive directly and then
819 set in_section to NULL.
820 (vms_asm_out_constructor): Use switch_to_section.
821 (vms_asm_out_destructor): Likewise.
822 (unicosmk_output_common): Set in_section to NULL instead of calling
823 the dummy common_section function.
824 (unicosmk_text_section): Delete in favor of...
825 (unicosmk_output_text_section_asm_op): ...this new function.
826 (unicosmk_data_section): Delete in favor of...
827 (unicosmk_output_data_section_asm_op): ...this new function.
828 (unicosmk_init_sections): New function.
829 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
830 (unicosmk_output_ssib): Set in_section to NULL instead of calling
831 the dummy ssib_section function.
832 (unicosmk_section_buf): Delete.
833 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
834 (unicosmk_data_section): Delete.
835 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
836 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
837 (SECTION_FUNCTION_TEMPLATE): Delete.
838 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
839 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
840 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
841 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
842 (TARGET_ASM_INIT_SECTIONS): Define.
843 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
844 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
845 (link_section, literals_section): Delete.
846 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
847 set in_section to NULL.
849 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
850 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
851 (COMMON_SECTION): Delete.
852 (TARGET_ASM_INIT_SECTIONS): Define.
853 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
854 the dummy common_section function.
855 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
856 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
857 between readonly_data_section and text_section to check whether
858 read-only data is being put in the text section.
859 (arm_output_function_epilogue): Use switch_to_section.
860 (arm_elf_asm_constructor): Likewise.
861 (thumb_call_via_reg): Replace call to in_text_section with
862 a comparison between in_section and text_section.
863 (arm_file_end): Use switch_to_section.
864 (aof_text_section): Delete in favor of...
865 (aof_output_text_section_asm_op): ...this new function.
866 (aof_data_section): Delete in favor of...
867 (aof_output_data_section_asm_op): ...this new function.
868 (aof_asm_init_sections): New function.
869 (zero_init_section): Moved from config/arm/aof.h.
870 (aof_dump_imports, aof_file_start): Use switch_to_section.
871 * config/arm/arm.h (thumb_call_via_label): Update comment.
872 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
873 (common_section): Delete.
874 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
875 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
876 global switch_to_section function instead of the old port-local one.
877 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
878 (SWITCH_TO_SECTION_FUNCTION): Delete.
879 (drectve_section): Redefine as a macro.
880 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
881 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
884 * config/avr/avr.c (progmem_section): New variable.
885 (avr_output_progmem_section_asm_op): New function.
886 (avr_asm_init_sections): New function.
887 (avr_output_addr_vec_elt): Use switch_to_section.
888 * config/avr/avr.h (progmem_section): Declare.
889 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
890 (READONLY_DATA_SECTION): Delete.
891 (TARGET_ASM_INIT_SECTIONS): Define.
892 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
893 * config/avr/avr-protos.h (progmem_section): Delete.
895 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
897 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
898 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
900 * config/darwin-sections.def: New file.
901 * config/darwin.c: Define all sections in darwin-sections.def.
902 (output_objc_section_asm_op, darwin_init_sections): New functions.
903 (machopic_output_indirection): Use switch_to_section.
904 (machopic_select_section): Return the selected section rather than
905 emitting assembly code. Replace the static function table with
906 inline conditional expressions. Update the tests of last_text_section
907 and move them into the FUNCTION_DECL block.
908 (machopic_select_rtx_section): Return the selected section rather than
909 emitting assembly code.
910 (machopic_asm_out_constructor, machopic_asm_out_destructor)
911 (darwin_file_end): Use switch_to_section.
912 * config/darwin.h: Use darwin-sections.def to declare sections.
913 (INIT_SECTION_ASM_OP): Remove empty definition.
914 (HAS_INIT_SECTION): Define this instead.
915 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
916 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
917 (TARGET_ASM_EH_FRAME_SECTION): Delete.
918 (TARGET_ASM_INIT_SECTIONS): Define.
919 * config/darwin-protos.h (darwin_init_sections): Declare.
920 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
921 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
922 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
923 (constructor_section, destructor_section, mod_init_section): Delete.
924 (mod_term_section): Delete.
925 (darwin_exception_section, darwin_eh_frame_section): Delete.
926 (machopic_select_section): Return a section.
927 (machopic_select_rtx_section): Likewise.
928 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
929 (const_section, const_coal_section, const_data_section): Delete.
930 (const_data_coal_section, data_coal_section, cstring_section): Delete.
931 (literal4_section, literal8_section, constructor_section): Delete.
932 (mod_init_section, mod_term_section, destructor_section): Delete.
933 (objc_class_section, objc_meta_class_section, objc_category_section)
934 (objc_class_vars_section, objc_instance_vars_section): Delete.
935 (objc_cls_meth_section, objc_inst_meth_section): Delete.
936 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
937 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
938 (objc_symbols_section, objc_module_info_section): Delete.
939 (objc_image_info_section, objc_protocol_section): Delete.
940 (objc_string_object_section, objc_constant_string_object_section)
941 (objc_class_names_section, objc_meth_var_names_section): Delete.
942 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
943 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
944 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
945 (darwin_exception_section, darwin_eh_frame_section): Delete.
946 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
948 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
949 (frv_asm_out_destructor): Likewise.
950 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
951 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
952 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
954 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
955 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
956 (data_section): Delete.
958 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
959 (DRECTVE_SECTION_FUNCTION): Delete.
960 (drectve_section): Redefine as a macro that sets in_section after
961 emitting the directive.
962 (SWITCH_TO_SECTION_FUNCTION): Delete.
963 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
964 in_text_section with comparison between in_section and text_section.
965 * config/i386/i386.c (x86_64_elf_select_section): Return the section
966 rather than emitting assembly code. Use get_named_section.
967 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
969 (machopic_output_stub): Use switch_to_section.
970 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
971 (nwld_named_section_asm_out_destructor): Use get_section and
974 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
975 rather than emitting assembly code.
976 (ia64_rwreloc_select_section): Likewise.
977 (ia64_rwreloc_select_rtx_section): Likewise.
978 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
979 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
981 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
982 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
984 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
985 section rather than emitting assembly code.
986 (iq2000_select_section): Likewise.
987 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
988 (sbss_section): Delete.
990 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
991 and get_named_section.
992 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
994 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
995 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
996 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
997 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
999 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1000 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1001 global switch_to_section function instead of the old port-local one.
1002 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1003 (SWITCH_SECTION_FUNCTION): Delete.
1004 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1005 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1006 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1007 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1009 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1010 global switch_to_section function instead of the old port-local one.
1011 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1013 * config/mips/mips.c (mips_file_start): Update comment.
1014 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1015 (mips_output_aligned_decl_common): Use switch_to_section.
1016 (mips_select_rtx_section): Return the section rather than emitting
1017 assembly code. Use get_named_section.
1018 (mips_function_rodata_section: Likewise get_section.
1019 (build_mips16_function_stub): Use switch_to_section.
1020 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1021 (SDATA_SECTION_ASM_OP): Delete.
1022 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1023 (EXTRA_SECTION_FUNCTIONS): Delete.
1025 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1026 (mmix_asm_output_aligned_local): Use switch_to_section.
1028 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1029 (som_one_only_readonly_data_section): New variables.
1030 (pa_output_function_epilogue): Set in_section to NULL instead of
1031 calling forget_section.
1032 (output_deferred_plabels): Use select_section.
1033 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1034 of calling forget_section.
1035 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1036 (pa_asm_output_aligned_local): Use select_section.
1037 (som_text_section_asm_op): Delete in favor of...
1038 (som_output_text_section_asm_op): ...this new function.
1039 (pa_som_asm_init_sections): New function.
1040 (pa_select_section): Return the section rather than emitting
1042 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1043 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1044 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1045 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1046 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1047 (som_readonly_data_section, som_one_only_readonly_data_section)
1048 (som_one_only_data_section, forget_section): Delete.
1049 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1050 (TARGET_ASM_INIT_SECTIONS): Define.
1051 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1053 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1054 (private_data_section, read_only_private_data_section): New variables.
1055 (sdata2_section, toc_section): New variables.
1056 (rs6000_file_start): Use switch_to_section.
1057 (rs6000_assemble_integer): Use comparisons against in_section
1058 instead of calling in_toc_section and in_text_section. Use
1059 unlikely_text_section_p.
1060 (rs6000_elf_output_toc_section_asm_op): New function, derived
1061 from the old rs6000/sysv4.h toc_section function.
1062 (rs6000_elf_asm_init_sections): New function.
1063 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1064 the section rather than emitting assembly code.
1065 (machopic_output_stub): Use switch_to_section.
1066 (toc_section): Delete dummy function.
1067 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1068 switch_to_section and get_section.
1069 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1070 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1071 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1072 the old rs6000/xcoff.h toc_section function.
1073 (rs6000_xcoff_asm_init_sections): New function.
1074 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1075 the section rather than emitting assembly code.
1076 (rs6000_xcoff_file_start): Use switch_to_section.
1077 (rs6000_xcoff_file_end): Likewise.
1078 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1079 (sdata2_section, sbss_section, private_data_section): Delete.
1080 (read_only_data_section, read_only_private_data_section): Delete.
1081 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1082 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1083 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1084 (FINI_SECTION_FUNCTION): Delete.
1085 (TARGET_ASM_INIT_SECTIONS): Define.
1086 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1087 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1088 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1089 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1090 (READONLY_DATA_SECTION): Delete.
1091 (TARGET_ASM_INIT_SECTIONS): Define.
1092 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1093 to NULL rather than no_section.
1094 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1096 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1098 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1099 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1100 from call to current_function_section.
1102 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1103 (bss100_section): New variable.
1104 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1105 (xstormy16_asm_init_sections): New function.
1106 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1107 switch_to_section and get_section.
1108 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1109 from calls to current_function_section.
1110 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1111 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1112 (TARGET_ASM_INIT_SECTIONS): Define.
1113 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1115 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1116 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1117 (FINI_SECTION_FUNCTION): Delete.
1119 * config/v850/v850.c: Include gt-v850.h.
1120 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1121 (zbss_section): New variables.
1122 (v850_output_aligned_bss): Use switch_to_section.
1123 (v850_asm_init_sections): New function.
1124 (v850_select_section): Return the section rather than emitting
1126 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1127 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1128 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1129 (TARGET_ASM_INIT_SECTIONS): Define.
1130 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1131 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1132 (zbss_section): Delete.
1134 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1136 * config/vx-common.h (vxworks_exception_section): Delete.
1137 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1139 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1140 section rather than emitting assembly code.
1141 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1144 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1145 * coretypes.h (section): New union and typedef.
1146 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1147 from call to current_function_section.
1148 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1149 (dbxout_symbol_location): Use switch_to_section.
1150 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1151 most of the code into...
1152 (default_eh_frame_section): ...here. Return a section.
1153 (collect2_eh_frame_section): Delete, moving most of the code into..
1154 (switch_to_eh_frame_section): ...this new function.
1155 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1156 (debug_macinfo_section, debug_line_section, debug_loc_section)
1157 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1159 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1160 eh_frame_section. Use switch_to_section and get_section.
1161 (dwarf2out_begin_prologue): Use switch_to_section.
1162 (AT_string_form): Check the flags in debug_str_section instead of
1163 DEBUG_STR_SECTION_FLAGS.
1164 (output_comp_unit): Use switch_to_section, get_section, and
1166 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1167 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1168 from call to current_function_section.
1169 (dwarf2out_var_location): Use unlikely_text_section_p.
1170 (dwarf2out_source_line): Use switch_to_section. Remove argument
1171 from call to current_function_section.
1172 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1173 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1174 debug_macinfo_section.
1175 (dwarf2out_init): Initialize the new section variables. Use them
1176 instead of calls to named_section_flags. Use switch_to_section.
1177 (output_indirect_string): Use switch_to_section and debug_str_section.
1178 (dwarf2out_finish): Use switch_to_section and the new section
1180 * except.c (default_exception_section): Return the section instead
1181 of emitting assembly code.
1182 (output_function_exception_table): Use the global exception_section
1183 variable instead of the target hook. Use switch_to_section. Remove
1184 argument from call to current_function_section.
1185 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1186 (shorten_branches): Use pointer comparisons to detect whether the
1187 text section is the same as readonly_data_section.
1188 (profile_function): Use switch_to_section. Remove argument from
1189 call to current_function_section.
1190 (final_scan_insn): Likewise. Update use of last_text_section.
1191 * gengtype.c (open_base_files): Add an include of output.h.
1192 * output.h (text_section, data_section, readonly_data_section)
1193 (ctors_section, dtors_section, bss_section, init_section)
1194 (fini_section, sdata_section): Turn into section pointers.
1195 (in_text_section, in_unlikely_text_section, exports_section)
1196 (drectve_section, named_section, mergeable_string_section)
1197 (last_text_section_name): Delete.
1198 (default_exception_section, default_eh_frame_section): Return sections.
1199 (SECTION_DECLARED, SECTION_NAMED): New macros.
1200 (SECTION_MACH_DEP): Bump value.
1201 (section_common, named_section, unnamed_section): New structures.
1202 (unnamed_section_callback): New typedef.
1203 (section): New union.
1204 (sbss_section, exception_section, eh_frame_section): New variables.
1205 (in_section, last_text_section): Turn into section pointers.
1206 (get_unnamed_section, get_section, get_named_section): New functions.
1207 (mergeable_constant_section, function_section): Return a section.
1208 (unlikely_text_section): Likewise.
1209 (current_function_section): Likewise. Remove the decl argument.
1210 (unlikely_text_section_p, switch_to_section): New functions.
1211 (output_section_asm_op): New function.
1212 (set_named_section_flags, named_section_flags, named_section_real)
1213 (named_section_first_declaration): Delete.
1214 (default_select_section, default_elf_select_section): Return a section.
1215 (default_elf_select_section_1, default_function_rodata_section)
1216 (default_no_function_rodata_section, default_select_rtx_section)
1217 (default_elf_select_rtx_section): Likewise.
1218 * rtl.h (in_data_section): Delete.
1219 * sdbout.c (sdbout_one_type): Use switch_to_section.
1220 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1221 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1222 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1223 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1224 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1225 (TARGET_ASM_OUT): Update after above changes.
1226 * target.h (init_sections): New hook.
1227 (exception_section, eh_frame_section): Delete.
1228 (select_section, select_rtx_section, function_rodata_section): Return
1229 a section rather than emitting assembly code.
1230 * varasm.c (text_section, data_section, readonly_data_section)
1231 (ctors_section, dtors_section, bss_section, init_section)
1232 (fini_section): Turn into section pointers.
1233 (sdata_section, sbss_section, exception_section): New variables.
1234 (eh_frame_section): New variable.
1235 (in_section): Make global and turn into a section pointer.
1236 (last_text_section): Turn into a section pointer.
1237 (unnamed_sections): New variable.
1238 (in_named_name, last_text_section_name): Delete.
1239 (EXTRA_SECTION_FUNCTIONS): Delete.
1240 (in_named_entry): Delete.
1241 (section_htab): New variable, replacing...
1242 (in_named_htab): ...this deleted variable.
1243 (section_entry_eq, section_entry_hash): New functions, based on...
1244 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1245 (get_unnamed_section, get_section): New functions.
1246 (unlikely_text_section): Return a section instead of emitting
1248 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1249 (get_named_section_flags, named_section_first_declaration): Delete.
1250 (unlikely_text_section_p): New function.
1251 (named_section_real, named_section): Delete.
1252 (get_named_section): New function.
1253 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1254 (function_section): Return a section rather than emitting
1256 (current_function_section): Likewise. Remove argument. Use
1257 last_text_section if nonnull, otherwise use function_section.
1258 (default_function_rodata_section): Return a section rather than
1259 emitting assembly code. Use get_section.
1260 (default_no_function_rodata_section): Return a section rather than
1261 emitting assembly code.
1262 (variable_section): Use switch_to_section and get_named_section.
1263 (mergeable_string_section): Return a section rather than emitting
1264 assembly code. Use get_section. Make static. Don't take special
1265 countermeasures for empty strings.
1266 (mergeable_constant_section): Return a section rather than emitting
1267 assembly code. Use get_section.
1268 (default_named_section_asm_out_destructor): Use switch_to_section
1270 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1271 (default_named_section_asm_out_constructor): Use switch_to_section
1273 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1274 (assemble_start_function): Likewise. Set last_text_section to
1275 NULL rather than no_section. Change the type of save_section.
1276 (assemble_zeros, assemble_variable): Use the section flags to detect
1277 whether or not a section is text.
1278 (assemble_static_space): Use switch_to_section.
1279 (assemble_trampoline_template): Likewise.
1280 (output_constant_def_contents): Use switch_to_section and
1282 (output_constant_pool_1): Use switch_to_section. Use the section
1283 flags to see whether sections contain mergeable data.
1284 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1285 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1286 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1287 whether a section has already been declared.
1288 (default_select_section, default_elf_select_section): Return a
1289 section rather than emitting assembly code.
1290 (default_elf_select_section_1): Likewise. Use bss_section for
1291 SECCAT_BSS if nonnull. Use get_named_section.
1292 (default_select_rtx_section): Return a section rather than
1293 emitting assembly code.
1294 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1295 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1296 (output_section_asm_op, switch_to_section): New functions.
1297 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1300 * doc/tm.texi: Expand the introduction to the sections documentation.
1301 (TRAMPOLINE_SECTION): Document new interface.
1302 (SDATA_SECTION_ASM_OP): Document new macro.
1303 (READONLY_DATA_SECTION): Delete.
1304 (SDATA_SECTION_ASM_OP): Document new macro.
1305 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1306 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1307 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1308 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1309 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1311 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1313 * gcc.c (init_gcc_specs): Match braces inside conditionally
1316 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1318 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1320 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1323 * tree.c (integer_all_onesp): Always return true if all bits on.
1325 * testsuite/g++.dg/init/array0.C: New.
1327 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1329 * doc/md.texi: Adapt to implementation.
1331 2005-12-06 Andreas Schwab <schwab@suse.de>
1333 * opts.c (decode_options): Fix typo in message.
1335 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1338 * longlong.h: Merge PPC tests from upstream.
1340 2005-12-06 Richard Guenther <rguenther@suse.de>
1342 * fold-const.c (fold_convert): Do not build and fold
1343 CONVERT_EXPR, but always use NOP_EXPR.
1345 2005-12-06 Jan Beulich <jbeulich@novell.com>
1347 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1348 __builtin_ia32_paddq and __builtin_ia32_subq.
1349 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1350 __builtin_ia32_pshufw.
1351 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1353 2005-12-05 James E Wilson <wilson@specifix.com>
1356 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1359 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1361 * print-tree.c (print_node): Ditto.
1362 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1363 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1364 before accessing DECL_ARTIFICIAL.
1365 Handle new tag tree codes.
1366 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1368 (unmodifiable_var_p): Ditto.
1369 * tree-flow.h (mem_tag_kind): Remove.
1370 (struct var_ann_d): Remove mem_tag_kind member.
1371 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1372 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1373 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1374 (group_aliases): Ditto.
1375 (setup_pointers_and_addressables): Ditto.
1376 (is_escape_site): Ditto.
1377 (may_alias_p): Ditto.
1378 (create_tag_raw): New function.
1379 (create_memory_tag): Use it.
1380 (dump_alias_info): Update for tags.
1381 (may_be_aliased): Ditto.
1382 (add_type_alias): Ditto.
1383 (new_type_alias): Ditto.
1384 (create_sft): Ditto.
1385 (create_structure_vars): Ditto.
1386 * tree-ssa-ccp.c (get_default_value): Ditto.
1387 * tree-ssa-operands.c (get_expr_operands): Ditto.
1388 (add_stmt_operand): Ditto.
1389 (add_call_clobber_ops): Remove duplicated condition.
1390 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1392 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1393 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1394 * tree.c (init_ttree): Update structures for new tree codes.
1395 (tree_code_size): Update sizes for new tree codes.
1396 (make_node_stat): Don't try to set common things on minimal
1398 (tree_node_structure): Update for tags.
1399 (is_global_var): Ditto.
1400 * tree.def: Add new tree codes.
1401 * tree.h (MTAG_P): New macro.
1402 (TREE_MEMORY_TAG_CHECK): Ditto.
1403 (SSA_VAR_P): Update for tags.
1404 (struct tree_memory_tag): New structure.
1405 (MTAG_GLOBAL): New macro.
1406 (union tree_node): Add memory tag member.
1407 * treestruct.def (TS_MEMORY_TAG): New.
1409 2005-12-05 Dale Johannesen <dalej@apple.com>
1411 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1412 what was approved (PR 24323).
1414 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1416 * doc/c-tree.texi (Function Bodies): Remove description of
1419 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1421 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1422 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1423 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1424 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1425 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1426 __divxc3): Document.
1428 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1430 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1432 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1433 hook_bool_void_false.
1434 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1435 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1437 * config/darwin.c (machopic_select_section): It's not defined
1438 as weak if it's only marked as weak_import.
1440 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1443 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1444 A hidden weak object does bind locally. Strong linkonce data
1445 counts like any other strong symbol for binding.
1446 (weak_finish_1): Don't specially handle weakrefs, they no longer
1448 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1449 * c-common.c (handle_alias_attribute): Allow static aliases
1451 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1452 * gthr-dce.h: Make weakrefs static.
1453 * gthr-tpf.h: Likewise.
1454 * gthr-solaris.h: Likewise.
1455 * gthr-posix.h: Likewise.
1456 * gthr-posix95.h: Likewise.
1457 * config/darwin.c (darwin_encode_section_info): static weakref
1458 variables are not necessarily defined in this translation unit.
1459 * doc/extend.texi (Function Attributes): Mention that an alias
1460 attribute creates a definition for the thing it's attached to.
1461 Change the documentation for weakref to say that the thing
1462 it's attached to must be static.
1464 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1465 we don't go into an infinite loop.
1467 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1469 * config/rs6000/predicates.md (logical_const_operand): Split
1470 out of logical_operand.
1471 (logical_operand): Use it.
1472 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1473 logical_const_operand.
1475 2005-12-05 Jan Beulich <jbeulich@novell.com>
1477 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1478 and IX86_BUILTIN_CMPNESS.
1479 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1480 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1481 * config/i386/i386.md (movti_internal): Correct type attribute.
1482 Simplify mode attribute.
1483 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1484 Correct type attribute.
1485 (absxf2): Correct operator.
1486 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1487 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1488 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1490 (sse2_vmsqrtv2df2): Correct mode attribute.
1492 2005-12-05 Jan Beulich <jbeulich@novell.com>
1494 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1495 16 bits. Provide insn pattern for this case.
1497 2005-12-05 Jan Beulich <jbeulich@novell.com>
1499 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1501 (__popcountDI2): Likewise.
1503 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1506 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1507 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1508 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1511 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1513 * c-typeck.c (null_pointer_constant_p): New function.
1514 (build_conditional_expr, build_c_cast, convert_for_assignment,
1515 build_binary_op): Use it.
1517 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1519 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1520 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1522 (check_function_arguments_recurse): Allow both NOP_EXPR and
1523 CONVERT_EXPR but check conversions preserve precision.
1524 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1525 but check conversions preserve precision.
1526 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1529 2005-12-04 Roger Sayle <roger@eyesopen.com>
1532 * common.opt (Wstring-literal-comparison): New command line option.
1533 * c-opts.c (c_common_handle_option): Set it with -Wall.
1534 * c-typeck.c (parser_build_binary_op): Issue warning if either
1535 operand of a comparison operator is a string literal, except for
1536 testing equality or inequality against NULL.
1538 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1540 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1542 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1543 of building a NOP_EXPR.
1544 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1546 * c-convert.c (convert): Use fold_convert instead of building
1547 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1548 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1550 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1551 NOP_EXPR the same as CONVERT_EXPR.
1552 * c-typeck.c (build_function_call): Use fold_convert instead of
1553 building a NOP_EXPR directly.
1554 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1556 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1558 PR rtl-optimization/25197
1559 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1562 2005-12-02 Stuart Hastings <stuart@apple.com>
1564 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1567 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1569 * c-typeck.c (default_function_array_conversion,
1570 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1571 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1572 orig_op2. Don't check them for NOP_EXPR.
1573 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1574 around integer zero.
1576 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1578 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1579 toc_save_offset, toc_size, lr_size.
1580 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1581 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1582 Adjust for removal of unused rs6000_stack_t fields.
1583 (debug_stack_info): Adjust.
1584 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1585 first, and don't bother checking for set/inc of lr on sibcalls.
1586 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1588 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1591 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1592 5 if operand 1 is not aligned. Undo previous constraint change.
1593 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1595 2005-12-02 Richard Guenther <rguenther@suse.de>
1597 * tree.h (build): Remove prototype.
1598 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1599 * tree.c (build): Remove.
1600 (build0_stat): Update comment.
1602 2005-12-02 Richard Guenther <rguenther@suse.de>
1604 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1605 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1607 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1608 maybe_fold_offset_to_component_ref): Likewise.
1609 * tree-ssa-dom.c (thread_across_edge,
1610 simplify_rhs_and_lookup_avail_expr,
1611 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1613 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1614 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1615 lower_try_finally_switch): Likewise.
1616 * tree-if-conv.c (add_to_dst_predicate_list,
1617 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1618 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1619 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1620 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1621 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1622 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1623 gimplify_init_ctor_eval, gimplify_init_constructor,
1624 gimplify_variable_sized_compare, gimplify_boolean_expr,
1625 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1626 gimplify_expr, gimplify_body, gimplify_function_tree,
1627 force_gimple_operand): Likewise.
1628 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1629 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1630 mx_register_decls): Likewise.
1631 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1632 get_frame_field, finalize_nesting_tree_1): Likewise.
1633 * tree-inline.c (setup_one_parameter): Likewise.
1634 * tree-vect-transform.c (vectorizable_condition): Likewise.
1635 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1637 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1638 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1639 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1640 * tree-chrec.h (build_polynomial_chrec): Likewise.
1642 2005-12-02 Richard Guenther <rguenther@suse.de>
1644 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1645 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1646 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1647 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1648 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1649 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1650 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1652 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1653 sh_adjust_unroll_max): Likewise.
1654 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1655 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1656 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1658 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1660 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1663 2005-12-02 Richard Guenther <rguenther@suse.de>
1665 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1666 simplify_cond_using_ranges): Use buildN instead of build.
1667 * tree-tailcall.c (adjust_accumulator_values,
1668 adjust_return_value): Likewise.
1669 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1670 generate_element_copy, generate_element_zero,
1671 generate_one_element_init): Likewise.
1672 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1673 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1674 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1675 perfect_nestify): Likewise.
1677 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1679 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1681 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1683 * ggc.h (GGC_RESIZEVEC): New.
1685 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1687 * gcc.c (execute): Improve readability.
1689 2005-12-02 Richard Guenther <rguenther@suse.de>
1691 * tree-cfg.c (mark_used_vars): New function.
1692 (dump_function_to_file): Dump only used VAR_DECLs.
1694 2005-12-02 Richard Guenther <rguenther@suse.de>
1696 * convert.c (convert_to_integer): Fix compare for nonpositive
1697 constant to use tree_int_cst_sgn <= 0.
1699 2005-12-02 Richard Guenther <rguenther@suse.de>
1701 * convert.c (convert_to_integer): Use fold_convert instead
1702 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1703 instead of comparing against 0. Use build_int_cst instead
1704 of converting integer_zero_node.
1706 2005-12-02 Richard Guenther <rguenther@suse.de>
1708 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1711 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1714 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1717 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1720 * function.c (expand_function_end): Emit blockage for unwinder
1723 2005-12-01 Roger Sayle <roger@eyesopen.com>
1725 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1726 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1727 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1728 integer constant comparisons.
1730 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1731 Janis Johnson <janis187@us.ibm.com>
1732 David Edelsohn <dje@watson.ibm.com>
1733 Ben Elliston <bje@au.ibm.com>
1735 * dfp.h, dfp.c: New files.
1736 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1737 (DECNUM_H): Likewise.
1738 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1739 (INCLUDES): Append $(DECNUMINC).
1740 (OBJS-common): Add dfp.o.
1742 * real.h (EXP_BITS): Pinch one bit to ..
1743 (struct real_value): Add decimal field.
1744 (real_format): Change table size, update documentation.
1745 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1746 (real_from_string3): Declare.
1747 (decimal_single_format): Declare.
1748 (decimal_double_format): Declare.
1749 (decimal_quad_format): Declare.
1750 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1751 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1752 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1753 * real.c: Include dfp.h.
1754 (normalize): Early return for decimal floats.
1755 (do_add): Zero decimal field.
1756 (do_compare): Call do_decimal_compare for decimal floats.
1757 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1758 (real_arithmetic): Call decimal_real_arithmetic for decimal
1759 floating point operands.
1760 (real_identical): If a and b are of differing radix, return false.
1761 (real_to_integer): Call decimal_real_to_integer if the value is a
1763 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1764 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1765 (real_to_hexadecimal): Place "N/A" in the return string for
1767 (real_from_string3): New variant, given a mode.
1768 (real_maxval): Use decimal_real_maxval for decimal floats.
1769 (round_for_format): Use decimal_round_for_format for decimals.
1770 (real_convert): Use decimal_real_convert where appropriate.
1771 (significand_size): Handle base 10.
1772 (encode_decimal_single, decode_decimal_single,
1773 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1774 decode_decimal_quad): New functions.
1775 (decimal_single_format): New.
1776 (decimal_double_format): New.
1777 (decimal_quad_format): New.
1778 * machmode.def: Add SD, DD and TD decimal floating point modes.
1779 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1780 Include MODE_DECIMAL_FLOAT.
1781 (DECIMAL_FLOAT_MODE_P): New.
1782 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1783 * genmodes.c (struct mode_data): Add counter field.
1784 (struct mode_data): Update comment for format.
1785 (blank_mode): Initialise counter field.
1786 (new_mode): Increment counter field for each mode defined.
1787 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1789 (make_complex_modes): Handle modes containing `D'.
1790 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1791 (make_decimal_float_mode): New.
1792 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1793 (cmp_modes): Compare counter field if other characteristics
1795 (emit_real_format_for_mode): Support formats for decimal floats.
1796 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1797 Document MODE_DECIMAL_FLOAT.
1799 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1801 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1804 2005-12-01 Richard Henderson <rth@redhat.com>
1806 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1808 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1810 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1812 * config/pa/pa.c (pa_init_builtins): If we detect
1813 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1816 2005-12-01 Richard Guenther <rguenther@suse.de>
1818 * fold-const.c (fold_binary): Use fold_build2, not
1821 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1823 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1825 * vec.h (VEC_block_remove): New.
1827 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1830 * c-common.c (lvalue_error): Fix wording.
1832 2005-12-01 Richard Guenther <rguenther@suse.de>
1834 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1835 thinko in last patch.
1837 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1839 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1840 than -flat_namespace.
1842 2005-12-01 Ben Elliston <bje@au.ibm.com>
1844 * mklibgcc.in: Parameterise the script to build soft float
1845 functions by iterating over each type, rather than cloning the
1848 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1851 * builtins.c (fold_builtin_fputs): Defer check for missing
1852 replacement functions.
1854 2005-11-30 Kean Johnston <jkj@sco.com>
1856 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1857 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1859 2005-11-30 Richard Guenther <rguenther@suse.de>
1861 PR tree-optimization/22501
1862 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1863 function split out from ...
1864 (forward_propagate_addr_expr): ... here. Use it to propagate
1865 ADDR_EXPRs to all uses.
1867 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1869 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1870 * builtins.c (expand_builtin_mathfn): Use them.
1871 (expand_builtin_mathfn_2): Likewise.
1872 (expand_builtin_mathfn_3): Likewise.
1873 (expand_builtin_int_roundingfn): Likewise.
1874 (expand_builtin): Likewise.
1875 (integer_valued_real_p): Likewise.
1876 (fold_builtin_int_roundingfn): Likewise.
1877 (fold_builtin_bitop): Likewise.
1878 (fold_builtin_logarithm): Likewise.
1879 (fold_builtin_1): Likewise.
1880 * convert.c (convert_to_integer): Likewise.
1881 * fold-const.c (negate_mathfn_p): Likewise.
1882 (tree_expr_nonnegative_p): Likewise.
1884 2005-11-30 Dale Johannesen <dalej@apple.com>
1885 Andrew Pinski <pinskia@physics.uc.edu>
1887 * combine.c (find_split_point): Sign extend bitmask
1888 when changing bitfield assignment to IOR of AND.
1890 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1892 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1893 clobber to scratch reg.
1894 (*decrement_and_branch_until_zero_no_clobber): Remove.
1895 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1896 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1897 * config/ms1/ms1.opt (mmul): Remove.
1898 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1899 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1901 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1902 Bernd Schmidt <bernd.schmidt@analog.com>
1904 * pa/predicates.md (symbolic_operand): Add comment.
1905 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1906 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1907 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1908 (pa_secondary_reload_class): Delete.
1909 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1910 and pa_secondary_reload_class. Reorder some checks. Update inline
1911 copy of symbolic operand.
1912 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1914 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1916 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1919 2005-11-30 Jeff Law <law@redhat.com>
1921 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1922 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1924 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1926 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1927 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1928 (ia64_expand_move): Adjust caller.
1930 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1931 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1934 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1936 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1937 Always produce an output if we can remove NEGs or canonicalize
1938 (minus (minus ...)) expressions. Provide a fast path for the
1940 (simplify_gen_binary): Do not call simplify_plus_minus.
1941 (simplify_binary_operation_1): Reassociate at the end of the
1944 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1946 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1947 moves and unpack to speed up.
1949 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1951 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1952 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1953 (gen_v9_scc): Update callers.
1954 * config/sparc/sparc.md: Likewise.
1955 * config/sparc/sparc-protos.h: Update extern declaration.
1957 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1959 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1961 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1964 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1966 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1967 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1968 (negate_expr): Here.
1970 2005-11-29 Ben Elliston <bje@au.ibm.com>
1972 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1973 Fix typo in comment.
1975 2005-11-29 Ben Elliston <bje@au.ibm.com>
1977 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1978 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1980 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1984 * builtins.c (init_target_chars): New.
1985 (expand_builtin_printf, expand_builtin_fprintf,
1986 expand_builtin_sprintf, fold_builtin_sprintf,
1987 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1988 fold_builtin_snprintf_chk, fold_builtin_printf,
1989 fold_builtin_fprintf): Check for matching format strings using
1992 2005-11-29 Paul Brook <paul@codesourcery.com>
1994 * config.gcc: Do not use fixproto on m68k-elf.
1996 2005-11-28 Roger Sayle <roger@eyesopen.com>
1998 * expmed.c (div_cost): Replace with...
1999 (sdiv_cost, udiv_cost): New.
2000 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2001 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2002 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2003 (expand_divmod): Replace use of div_cost with either sdiv_cost
2004 or udiv_cost depending upon the signedness of the operation.
2006 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2009 * config/darwin.c (machopic_indirection_name,
2010 machopic_output_indirection): Follow transparent alias chain.
2012 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2014 * varasm.c (ultimate_transparent_alias_target): Add comment.
2016 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2018 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2019 SET_SRC instead of XEXP where appropriate.
2021 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2023 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2026 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2028 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2029 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2032 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2034 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2035 secondary_input_reload_class, made static. Adapt to new
2037 (secondary_output_reload_class): Delete.
2038 (TARGET_SECONDARY_RELOAD): New macro.
2039 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2040 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2042 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2045 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2046 when its natural alignment is > BITS_PER_UNIT.
2047 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2048 * c-common.c (handle_packed_attribute): Ignore packing on a field
2049 whose type is naturally char aligned.
2051 2005-11-28 Richard Guenther <rguenther@suse.de>
2053 * c-common.c (strict_aliasing_warning): Handle all
2054 component-ref like accesses.
2056 2005-11-28 Roger Sayle <roger@eyesopen.com>
2057 Uros Bizjak <uros@kss-loka.si>
2060 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2061 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2062 when flag_unsafe_math_optimizations is set and
2063 we don't care about NaNs or Infinities.
2065 Move x/expN(y) and x/pow(y,z) transformation into common
2066 flag_unsafe_math_optimizations section.
2068 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2070 * gcc.c (main): Change type of argv to "char **".
2072 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2074 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2075 small data sections.
2076 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2077 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2078 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2079 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2080 output locals to sbss if !rs6000_elf_in_small_data_p.
2081 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2083 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2086 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2087 generated by reload.
2088 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2089 indexed_or_indirect_address.
2090 (indexed_or_indirect_address): Don't test for base reg. Call
2091 address_operand last. Make it a special predicate.
2093 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2095 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2097 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2100 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2102 (negate_expr): Likewise.
2104 2005-11-27 Andreas Schwab <schwab@suse.de>
2106 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2109 2005-11-27 Steven Bosscher <stevenb@suse.de>
2111 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2112 has EH predecessor edges.
2114 2005-11-26 Eric Christopher <echristo@apple.com>
2116 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2117 register stalls by zero extending to the full register.
2119 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2121 * config/floatunsisf.c, config/floatunsidf.c,
2122 config/floatunsixf.c, config/floatunsitf.c: New files.
2123 * config/ia64/t-hpux: Add floatunsitf.c.
2124 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2125 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2127 2005-11-26 Richard Henderson <rth@redhat.com>
2129 * c-lex.c (pragma_lex): Rename from c_lex.
2130 * c-pch.c: Update for pragma_lex rename.
2131 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2132 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2133 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2134 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2135 * doc/tm.texi: Likewise.
2137 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2140 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2141 when overflow is undefined.
2143 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2145 * doc/md.texi (Insn Canonicalizations): Refer to the
2146 function commutative_operand_precedence for further rules.
2148 2005-11-25 Roger Sayle <roger@eyesopen.com>
2151 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2152 is less than zero. Limit mult_cost to a reasonable upper bound for
2153 the synthetic multiplication sequence.
2155 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2158 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2159 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2160 Lookup the explicit replacement functions for any unlocked
2161 stdio builtin transformations.
2163 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2165 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2167 * targhooks.c (default_secondary_reload): Don't require operand 2
2168 for an input reload to be earlyclobber.
2170 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2172 * fold-const.c (negate_mathfn_p): Fix comment and add support
2173 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2176 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2179 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2180 _Q_ulltoq for unsigned conversions from SImode and DImode to
2183 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2185 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2186 (__floatundidf, __floatundisf): Likewise.
2188 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2190 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2191 (rs6000_override_options): Remove initialization of
2192 rs6000_sr_alias_set.
2193 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2194 (rs6000_emit_stack_tie): Same.
2195 (emit_frame_save): Same.
2196 (gen_frame_mem_offset): Same.
2197 (rs6000_emit_prologue): Same.
2198 (rs6000_emit_epilogue): Same.
2200 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2203 * fold-const.c (fold_build): Convert bool_var != 1 and
2204 bool_var == 0 to !bool_var.
2206 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2209 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2210 for C being INTEGER_CST. Likewise for !=.
2212 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2215 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2216 unsigned conversions from SImode to TFmode.
2218 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2220 * expr.c (expand_expr_real_1): Fix error in last change.
2222 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2224 * caller-save.c: (this_insn_sets): Move into:
2225 (save_call_clobbered_regs).
2226 (mark_set_regs): Get this_insn_sets from data.
2228 (save_call_clobbered_regs): Take sets of the return value by
2229 sibcalls into account.
2231 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2234 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2235 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2236 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2237 (memory_move_secondary_cost, init_reg_autoinc): Remove
2238 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2239 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2240 secondary_reload_class call.
2241 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2243 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2244 (push_secondary_reload): Use secondary_reload target hook.
2245 (secondary_reload_class, scratch_reload_class): New functions.
2246 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2247 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2248 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2249 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2250 (secondary_reload_class, scratch_reload_class): Declare.
2251 * reload1.c: Include target.h.
2252 (reload_adjust_reg_for_temp): New function.
2253 (reload_adjust_reg_for_icode): Likewise.
2254 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2255 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2257 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2258 for inheritance. Support case when both secondary & tertiary reloads
2259 are for intermediate registers.
2260 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2261 with secondary_reload_class call. Support case when both secondary
2262 & tertiary reloads are for intermediate registers.
2263 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2264 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2265 * target.h (secondary_reload_info): New struct / typedef.
2266 (struct gcc_target): New member secondary_reload.
2267 * targhooks.c Include reload.h, optabs.h and recog.h.
2268 (default_secondary_reload): New function.
2269 * targhooks.h (default_secondary_reload): Declare.
2270 * doc/tm.texi: Document secondary_reload target hook. Update
2271 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2272 * doc/md.texi: Likewise.
2274 * sh-protos.h (sh_secondary_reload): Declare.
2275 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2276 (sh_secondary_reload): New function.
2277 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2278 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2279 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2280 (HAVE_SECONDARY_RELOADS): Define.
2281 * sh.md (reload_indf): Rename to:
2283 (reload_outdf): Rename to:
2284 (reload_outdf__RnFRm).
2285 (reload_insf): Rename to:
2287 (reload_insi): Rename to:
2288 (reload_insi__i_fpul).
2290 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2292 * configure.ac: Require at least texinfo 4.4.
2293 * configure: Regenerate.
2295 * doc/install.texi (Tools/packages necessary for building GCC):
2296 Update required version of texinfo to at least 4.4.
2297 (Installing GCC: Building): Update required version of texinfo
2299 (Installing GCC: Final installation): Update required version
2300 of texi2dvi to at least 4.4.
2301 (Host/target specific installation notes for GCC): Update required
2302 version of texinfo to at least 4.4.
2304 2005-11-24 Richard Guenther <rguenther@suse.de>
2305 Dirk Mueller <dmueller@suse.de>
2308 * c-common.h (strict_aliasing_warning): Declare.
2309 * c-common.c (strict_aliasing_warning): New function,
2311 * c-typeck.c (build_c_cast): ... here.
2313 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2315 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2317 (swap_commutative_operands_with_target): New.
2319 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2321 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2322 also when doing PRE, rather than only for global CPROP.
2324 2005-11-24 Ben Elliston <bje@au.ibm.com>
2326 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2327 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2329 (expand_twoval_unop): Likewise.
2330 (widen_clz): Likewise.
2331 (expand_parity): Likewise.
2332 (expand_unop): Likewise.
2333 (emit_cmp_and_jmp_insn_1): Likewise.
2334 (prepare_float_lib_cmp): Likewise.
2336 2005-11-24 Ben Elliston <bje@au.ibm.com>
2338 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2339 Remove unused `class' variable.
2341 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2344 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2345 C/C++ diagnostic function warn_array_subscript_with_type_char.
2346 * c-common.h (warn_array_subscript_with_type_char): Declare.
2347 * c-common.c (warn_array_subscript_with_type_char): Define.
2349 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2352 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2353 compiling at the intersection of C and C++.
2355 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2357 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2358 List @file in the option summary. Include the libiberty
2359 documentation for @file.
2360 * gcc.c (main): Call expandargv.
2361 * Makefile.in (gcc-vers.texi): Define srcdir.
2363 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2365 * passes.c (init_optimization_passes): Document
2366 sequencing of passes.
2368 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2370 * config/m68k/predicates.md (pcrel_address, extend_operator,
2371 post_inc_operand, pre_dec_operand): Remove redundant
2373 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2375 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2377 2005-11-23 Ben Elliston <bje@au.ibm.com>
2379 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2381 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2383 Preparatory work for PR target/21623:
2384 * alpha.c (secondary_reload_class): Rename to:
2385 (alpha_secondary_reload_class).
2386 * alpha.h, alpha-protos.h: Likewise.
2387 * mn10300.c (secondary_reload_class): Rename to:
2388 (mn10300_secondary_reload_class).
2389 * mn10300.h, mn10300-protos.h: Likewise.
2390 * pa.c (secondary_reload_class): Rename to:
2391 (pa_secondary_reload_class).
2392 * pa.h, pa-protos.h: Likewise.
2393 * rs6000.c (secondary_reload_class): Rename to:
2394 rs6000_secondary_reload_class.
2395 * rs6000.h, rs6000-protos.h: Likewise.
2397 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2400 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2402 2005-11-22 Ian Lance Taylor <ian@airs.com>
2404 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2406 (prepare_cmp_insn): Likewise.
2408 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2411 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2412 if both operands[0] and operands[1] are memory.
2414 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2417 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2418 COMPARISON_CLASS_P and an integral types create create a new
2419 expression with the new type and fold that.
2421 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2424 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2425 to SUBTARGET_OS_CPP_BUILTINS.
2427 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2429 * arm.c (emit_set_insn): New function.
2430 (arm_split_constant): Call it.
2431 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2432 (arm_legitimize_address): Likewise. Use plus_constant.
2433 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2434 (thumb_expand_prologue): Likewise.
2435 (arm_gen_load_multiple): Use VOIDmode in SET.
2436 (arm_gen_store_multiple): Likewise.
2437 (vfp_emit_fstmx): Likewise. Use plus_constant.
2438 (emit_multi_reg_push): Likewise.
2439 (emit_sfm): Use plus_constant.
2441 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2444 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2447 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2450 * expmed.c (store_bit_field): Don't attempt to insv a field
2451 larger than the reg.
2453 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2456 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2457 explicit sign extension, not a (char) cast.
2459 2005-11-22 Ben Elliston <bje@au.ibm.com>
2461 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2462 GET_MODE_CLASS (x) == MODE_FLOAT.
2463 * config/i386/i386.c: Likewise.
2464 * config/rs6000/xcoff.h: Likewise.
2465 * config/rs6000/linux64.h: Likewise.
2466 * config/rs6000/rs6000.c: Likewise.
2467 * config/rs6000/rs6000.h: Likewise.
2468 * config/rs6000/predicates.md: Likewise.
2469 * config/rs6000/sysv4.h: Likewise.
2471 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2473 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2476 * config/alpha/freebsd.h, config/alpha/linux.h,
2477 config/arm/linux-elf.h, config/bfin/bfin.h,
2478 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2479 config/i386/beos-elf.h, config/i386/gnu.h,
2480 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2481 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2482 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2483 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2484 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2485 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2486 config/sparc/linux.h, config/sparc/linux64.h,
2487 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2489 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2490 are both defined when either flag -fpic or -fPIC are used.
2492 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2494 * config/fp-bit.c (clzusi): New function.
2495 (si_to_float, usi_to_float): Use it to compute proper shift.
2496 (usi_to_float): Preserve guard bits when shifting right.
2497 * libgcc-std.ver (GCC_4.2.0): New version.
2498 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2499 __floatundisf): New functions.
2500 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2501 __floatundisf): Declare.
2502 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2503 _floatundixf, and _floatunditf.
2504 * optabs.c (expand_float): If target does not define a pattern for
2505 signed or unsigned conversion, use an unsigned libcall instead of
2507 (init_optabs): Initialize ufloat_optab.
2509 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2511 * config/rs6000/rs6000.opt (mmulhw): New option.
2512 * doc/invoke.texi (-mmulhw): Document.
2513 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2515 * config/rs6000/rs6000.md: Add half-word multiply and
2516 multiply-accumulate instructions for 405 and 440.
2518 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2520 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2521 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2522 default now includes a linker group which makes the RTEMS one nest.
2524 2005-11-22 Ben Elliston <bje@au.ibm.com>
2526 * cse.c (fold_rtx): Typo fix.
2527 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2529 2005-11-21 Richard Henderson <rth@redhat.com>
2531 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2532 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2534 * c-tree.h (lookup_name): Move declaration ...
2535 * c-common.h (lookup_name): ... here.
2536 * config/darwin-c.c: Include c-common.h.
2537 * config/t-darwin: Update dependencies.
2539 2005-11-22 Ben Elliston <bje@au.ibm.com>
2541 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2542 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2543 * genopinit.c (gen_insn): Likewise.
2544 * reload.c (find_equiv_reg): Likewise.
2545 * loop.c (load_mems): Likewise.
2546 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2547 * cse.c (find_comparison_args, fold_rtx): Likewise.
2548 * dwarf2out.c (add_const_value_attribute): Likewise.
2549 * expr.c (convert_move): Likewise.
2550 * recog.c (general_operand, register_operand): Likewise.
2551 * reg-stack.c (replace_reg): Likewise.
2552 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2553 * c-common.c (handle_vector_size_attribute): Likewise.
2554 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2555 (simplify_binary_operation_1): Likewise.
2556 (simplify_const_binary_operation): Likewise.
2557 (simplify_relational_operation): Likewise.
2558 (simplify_const_relational_operation): Likewise.
2559 (simplify_immed_subreg): Likewise.
2560 * emit-rtl.c (gen_lowpart_common): Likewise.
2561 * expmed.c (expand_mult): Likewise.
2562 * stor-layout.c (layout_type): Likewise.
2564 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2567 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2568 cst2 only for SPE vectors.
2570 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2573 * config/rs6000/predicates.md (vrsave_operation): Check
2574 UNSPEC_VOLATILE value.
2576 2005-11-21 Jan Hubicka <jh@suse.cz>
2578 PR tree-optimization/24653
2579 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2581 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2583 * config/i386/predicates.md (ax_reg_operand): New predicate.
2584 (memory_displacement_only_operand): New predicate.
2585 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2586 operand is AX register and the other operand is memory operand
2587 with displacement only.
2589 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2591 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2592 if we don't care about NaNs or Infinities.
2594 2005-11-20 Ian Lance Taylor <ian@airs.com>
2596 PR rtl-optimization/24883
2597 * combine.c (combinable_i3pat): When checking whether the
2598 destination of i3 is used in i3, consider paradoxical subregs.
2600 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2603 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2605 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2607 * combine.c (try_combine): Do not run subst on i1src and i2src in
2608 the case of generating a PARALLEL for a comparison.
2610 2005-11-20 Richard Henderson <rth@redhat.com>
2613 * tree-sra.c (struct sra_elt): Add all_no_warning.
2614 (struct sra_walk_fns) <use>: Add use_all argument.
2615 (sra_walk_expr): Pass it.
2616 (sra_walk_modify_expr): Likewise.
2617 (scalarize_ldst): Likewise.
2618 (scan_use): Update for new argument.
2619 (mark_no_warning): New.
2620 (scalarize_use): Use it.
2622 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2624 * expr.c (expand_expr_real): Use usmul_optab for widening
2625 signed * unsigned multiplies.
2626 * genopinit.c (optabs): Add usmul_widen_optab.
2627 * optabs.c (init_optabs): Likewise.
2628 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2629 (usmul_widen_optab): Define.
2630 * config/bfin/bfin.md (usmulhisi3): New pattern.
2632 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2634 2005-11-20 Graham Stott <btinternet.com>
2636 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2638 2005-11-20 Andreas Schwab <schwab@suse.de>
2641 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2644 2005-11-19 Richard Henderson <rth@redhat.com>
2647 * tree-gimple.c (is_gimple_id): Export.
2648 * tree-gimple.h (is_gimple_id): Declare.
2649 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2650 (get_default_value): Use it.
2651 (maybe_fold_stmt_indirect): Likewise.
2653 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2655 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2656 than VR1 or vice-versa.
2658 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2662 * reload.c (find_reloads_address_1): Mention dependency on
2664 * reload1.c (gen_reload): For IN with an unary operation, try
2665 moving inner expression to OUT if trivial SET is not valid.
2666 Confirm that the result is valid. Move common code block into...
2667 (emit_insn_if_valid_for_reload): New function.
2669 2005-11-19 Richard Guenther <rguenther@suse.de>
2671 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2672 ARRAY_REFs of constant strings.
2674 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2676 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2677 fatal format string.
2679 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2681 * combine.c (make_compound_operation): Swap operands of
2682 commutative operation if necessary before returning.
2684 2005-11-19 Richard Guenther <rguenther@suse.de>
2687 * fold-const.c (fold_plusminus_mult_expr): New function.
2688 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2689 cases, remove now unnecessary code.
2691 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2693 * gensupport.c (old_preds): Rename to std_preds, add special field.
2694 (struct old_pred_table): Rename to struct std_pred_table, add special
2696 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2697 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2698 (init_predicate_table): Adjust, and set along the way whether a
2699 predicate is special.
2701 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2703 * BASE-VER: Change to 4.2.0.
2705 2005-11-18 James E Wilson <wilson@specifix.com>
2707 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2710 2005-11-18 Mike Stump <mrs@apple.com>
2712 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2713 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2714 * c-decl.c (lookup_name_two) Remove.
2715 * c-tree.h (lookup_name_two): Remove.
2716 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2717 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2718 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2719 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2721 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2724 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2725 when not generating code to use that co-processor.
2727 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2729 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2730 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2731 these functions are now in tree-phinodes.c.
2733 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2735 * config/bfin/bfin.md (trap): New pattern.
2737 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2739 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2742 * expr.c (expand_expr_real): Don't call record_block_change unless
2743 ib_boundaries_block is non-null
2745 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2747 * fold-const.c (build_range_check): Use proper type for subtraction
2748 when merging lower bound.
2750 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2752 PR rtl-optimization/24497
2753 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2756 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2758 * tree-scalar-evolution.c (expression_expensive_p): New function.
2759 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2761 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2763 * config/bfin/crtlibid.s: New file.
2765 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2768 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2769 when not using sjlj exceptions.
2770 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2771 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2772 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2773 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2774 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2775 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2776 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2777 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2778 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2779 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2780 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2781 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2782 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2784 * config/pa/hpux-unwind.h: New file.
2786 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2788 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2789 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2790 * varasm.c (do_assemble_alias): Adjust call.
2791 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2793 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2795 2005-11-17 James E Wilson <wilson@specifix.com>
2797 * tree.def (FUNCTION_DECL): Correct typo in comment.
2799 2005-11-17 Richard Henderson <rth@redhat.com>
2801 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2802 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2803 and DW_CFA_def_cfa_sf.
2804 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2805 (dbx_reg_number): Don't assert particular registers here.
2806 (based_loc_descr): ... do it here instead. Fold in ...
2807 (eliminate_reg_to_offset): ... this function.
2808 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2809 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2810 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2811 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2812 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2813 (instantiate_virtual_regs): Likewise.
2814 * var-tracking.c (adjust_stack_reference): Likewise.
2815 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2817 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2819 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2820 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2821 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2823 ($(T)crtlibid.o): New rule.
2825 2005-11-16 Richard Guenther <rguenther@suse.de>
2828 * fold-const.c (extract_array_ref): Return byte offset
2830 (fold_binary): Fold &x[a] CMP &x[b] to
2831 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2834 2005-11-16 Richard Henderson <rth@redhat.com>
2837 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2838 parts of an SSA_NAME.
2840 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2843 * arm.md (split for movsf with immediate): Restrict split to insns
2844 that set a general register.
2846 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2848 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2850 * unwind-dw2.c (uw_advance_context): Likewise.
2851 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2852 _Unwind_SjLj_Unregister.
2853 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2855 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2857 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2859 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2861 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2862 langhook to get a DImode integer type.
2864 2005-11-16 Richard Henderson <rth@redhat.com>
2865 J"orn Rennecke <joern.rennecke@st.com>
2866 Ulrich Weigand <uweigand@de.ibm.com>
2870 * reload1.c (reg_equiv_invariant): New.
2871 (reload): Allocate, initialize, and free it.
2872 (calculate_needs_all_insns): Check it when skipping equivalence
2874 (alter_reg): Likewise.
2875 (eliminate_regs_1): Rename from eliminate_regs. Add new
2876 may_use_invariant argument; only use reg_equiv_invariant when true.
2877 (eliminate_regs): New.
2878 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2879 a context for which may_use_invariant may be true.
2881 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2883 * fold-const.c (const_binop): Don't constant fold the operation
2884 if the result has overflowed and flag_trapping_math.
2885 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2887 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2889 * config/arm/unwind-arm.c (abort): Add prototype here.
2890 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2891 (struct phase1_vrs): Add prev_sp.
2892 (unwind_phase2_forced): Save the original core registers instead of
2893 modifying entry_vrs. Take a new flag argument for resuming unwinding
2894 and set action flags accordingly. Always set _US_END_OF_STACK when
2895 get_eit_entry fails. Unwind before calling the stop function.
2896 (_Unwind_GetCFA): New function.
2897 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2898 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2899 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2900 just call unwind_phase2_forced.
2901 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2902 * config/arm/unwind-arm.h (abort): Remove prototype.
2903 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2905 (_Unwind_GetCFA): New prototype.
2906 * config/arm/pr-support.c (abort): Add prototype here.
2907 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2909 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2910 not schedule the prologue with non-call exceptions and EABI.
2912 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2914 * config/arm/unwind-arm.h: Reorder interface function declarations.
2915 (_URC_END_OF_STACK): New enumeration value.
2916 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2917 (struct _Unwind_Control_Block): Document reserved field use.
2918 (_Unwind_Stop_Fn): New typedef.
2919 (_Unwind_ForcedUnwind): Declare.
2920 (_Unwind_Resume_or_Rethrow): Declare.
2921 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2923 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2924 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2925 (UCB_FORCED_STOP_ARG): New.
2926 (search_EIT_table): Update boundary condition checks.
2927 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2928 (unwind_phase2): Replace for with do..while.
2929 (unwind_phase2_forced): New.
2930 (__gnu_Unwind_RaiseException): Replace for with do..while.
2931 (__gnu_Unwind_ForcedUnwind): New.
2932 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2933 Use appropriate phase2 unwinder.
2934 (__gnu_Unwind_Resume_or_Rethrow): New.
2935 (__gnu_unwind_pr_common): Cope with forced unwinding.
2937 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2940 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2942 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2943 roundsf2): Remove "s" from mnemonic.
2945 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2947 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2949 * config/bfin/crtn.s: Change epilogues to match.
2950 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2951 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2952 __PIC__ and __pic__.
2954 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2957 * doc/invoke.texi: Distinguish between free and fixed form instead of
2958 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2960 * gcc.c (default_compilers): Remove double entries, add entries for
2961 suffixes '.F90' and '.F95'.
2963 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2965 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2966 in the stack probing loop.
2968 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2970 * configure.ac: Use .machine power5 not power5x.
2971 * configure: Regenerate.
2973 2005-11-15 Mike Stump <mrs@apple.com>
2975 * c-decl.c (lookup_name_two): Add.
2976 * c-tree.h (lookup_name_two): Likewise.
2977 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2978 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2980 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2982 PR rtl-optimization/23392
2983 * regrename.c (enum scan_actions) Add mark_access.
2984 (scan_actions_name): Ditto.
2985 (scan_rtx_reg): Handle mark_access.
2986 (scan_rtx_address): Do nothing for mark_access.
2987 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2988 and regs in REG_INC notes before closing chains for dead regs.
2989 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2990 opening chains for new writes.
2992 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2994 * c.opt (ffixed-line-length-none): New.
2996 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2998 * mklibgcc.in: Change contents of eh_dummy.c.
3000 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3002 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3004 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3006 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3008 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3010 2005-11-15 Jan Hubicka <jh@suse.cz>
3012 * invoke.texi (large-unit-insns): Document.
3013 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3014 * params.def (large-unit-insns): New param.
3016 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3019 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3020 special register for operand 3. Reindent constraints to align
3023 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3025 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3026 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3027 * configure.ac: Add test for FP rounding instructions.
3028 * configure: Regenerate.
3029 * config.in: Regenerate.
3030 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3031 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3033 * config/rs6000/rs6000.opt (mfprnd): New.
3034 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3035 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3036 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3037 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3038 (TARGET_FPRND): New.
3039 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3041 (btrunc<mode>2): New.
3043 (floor<mode>2): New.
3044 (round<mode>2): New.
3046 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3048 * gcc.c (version_compare_spec_function): Use fatal() rather than
3051 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3052 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3053 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3055 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3058 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3059 on -mmacosx-version-min setting.
3061 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3064 * tree-vrp.c (infer_value_range): Return false if STMT is a
3065 block terminator and its basic block has no successors.
3067 2005-11-14 Mike Stump <mrs@apple.com>
3069 * config/i386/i386.c (override_options): -masm=intel isn't
3070 supported on darwin.
3071 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3073 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3075 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3076 vfork after including auto-host.h.
3078 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3080 PR rtl-optimization/22002
3081 * combine.c (distribute_notes): Detect cases where a reg dies
3082 two or more times in a bb, including on the insn we are combining,
3083 and place the death note on the correct range.
3085 2005-11-14 Dale Johannesen <dalej@apple.com>
3087 * expmed.c (store_bit_field): Add offset unconditionally for
3089 (extract_bit_field): Don't force extzv or extv operand into
3090 a register if field is too big.
3092 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3094 * config/arm/arm.c (pic_labelno): New.
3095 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3096 LABEL_REF. Pass only the labelno to PIC insns.
3097 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3098 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3099 * arm.md (UNSPEC_PIC_LABEL): New constant.
3100 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3101 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3102 Use the correct label prefix.
3104 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3106 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3109 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3111 * loop-invariant.c: Include tm_p.h.
3112 * Makefile.in: Updated.
3114 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3116 * pa.c (store_reg): Revise generation of frame notes in large frames.
3117 (set_reg_plus_d): Likewise.
3119 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3121 PR tree-optimization/24709
3122 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3125 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3127 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3128 and duplicate declaration of pthread_self.
3130 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3131 Ian Lance Taylor <ian@airs.com>
3134 * calls.c (expand_call): If TARGET is a MEM and some part of the
3135 argument area has been saved, force TARGET to a register.
3137 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3139 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3142 2005-11-13 Jason Merrill <jason@redhat.com>
3145 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3146 lazily declared methods.
3147 (force_decl_die): Stop if forcing out the context already make a
3149 (force_type_die): Likewise.
3151 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3154 * builtins.c (integer_valued_real_p): Add break in
3155 REAL_CST having TREE_OVERFLOW set.
3157 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3159 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3160 addressing modes during calculation of costs.
3162 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3164 * function.c (assign_stack_local_1): Restrict sanity check
3165 on frame size overflow to 32-bit and above platforms.
3167 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3169 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3170 * config/cris/cris.c: Include reload.h.
3171 (cris_initial_elimination_offset): New function.
3172 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3175 2005-11-12 Richard Guenther <rguenther@suse.de>
3177 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3179 2005-11-12 Jan Hubicka <jh@suse.cz>
3181 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3182 to compare against 0 when possible.
3184 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3186 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3187 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3188 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3189 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3192 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3194 * recog.c (constrain_operands) <case 'g'>: For a match, require
3195 that a non-register matches general_operand when strict >= 0.
3197 2005-11-11 Steven Bosscher <stevenb@suse.de>
3199 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3202 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3204 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3205 (memory_address_same): New.
3206 (dse_optimize_stmt): Call memory_address_same.
3208 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3211 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3212 ZERO_EXTEND>: New cases.
3214 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3216 * longlong.h (__clz_tab): Always provide.
3218 2005-11-11 Steven Bosscher <stevenb@suse.de>
3221 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3223 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3224 before check_maybe_invariant.
3225 (move_invariant_reg): Use gen_move_insn instead of replacing
3226 SET_DEST with the temporary for the invariant.
3227 (move_loop_invariants): If checking is enabled, do internal
3228 consistency checks after completing the pass.
3230 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3233 * common.opt (Wvolatile-register-var): New.
3234 * varasm.c (make_decl_rtl): Only emit warning when option
3235 specified. Clarify warning message.
3236 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3238 * doc/md.texi (copysign): Document standard named pattern.
3240 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3242 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3243 bytes when align is 2.
3244 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3245 by the first instruction of the loop.
3247 2005-11-11 Jason Merrill <jason@redhat.com>
3250 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3253 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3255 PR rtl-optimization/22509
3256 * local-alloc.c (memref_used_between_p): Check whether a function call
3257 could not reference the memref.
3259 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3261 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3262 algorithm so as to choose the best, not the worst, alternative.
3263 Reset accumulated register class before processing next alternative.
3265 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3268 * calls.c (expand_call): Copy a return value to a plain register
3271 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3274 * varasm.c (assemble_name): Recompute name only for transparent
3277 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3279 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3281 2005-11-04 Jeff Law <law@redhat.com>
3284 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3285 perform reassociation if the parent statement will not die as
3286 a result of the optimization.
3288 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3290 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3291 delete_old_heap_vars.
3292 * tree-dfa.c (referenced_var_remove): Remove function.
3293 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3294 (delete_tree_ssa): Remove call to delete_old_heapvars.
3295 Add call to delete_alias_heapvars.
3296 * tree-flow.h (referenced_var_remove): Remove prototype
3297 (init_alias_heapvars): New prototype.
3298 (delete_alias_heapvars): Ditto.
3299 * Makefile.in (tree-ssa-structalias.o): Add
3300 gt-tree-ssa-structalias.o
3301 (GTFILES): Add tree-ssa-structalias.h and
3302 tree-ssa-structalias.c.
3303 (s-gtype): Add gt-tree-ssa-structalias.h.
3304 * tree-ssa-structalias.c (heapvars): Remove.
3305 (oldheapvars): Remove.
3306 (heapvar_for_stmt): New variable.
3307 (heapvar_lookup): New function.
3308 (heapvar_insert): Ditto.
3309 (get_constraint_for): See if we have an old heapvar
3311 (init_alias_heapvars): New function.
3312 (delete_alias_heapvars): Ditto.
3313 Add include of gt-tree-ssa-structalias.h.
3315 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3318 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3320 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3322 * tree.c (int_fits_type_p): Only look at the base type
3323 if it has the same precision as the original type.
3325 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3328 * varasm.c (assemble_alias): Use %q+D in the error
3329 message instead of %J and %qD.
3331 2005-11-10 Richard Guenther <rguenther@suse.de>
3333 * gcse.c (free_ldst_entry): Only free hashtable if
3336 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3338 * function.c (assign_stack_local_1): Issue an error message if
3339 the frame size overflows in the signed target arithmetics.
3341 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3343 * tree.c (build_qualified_type): Chain the new type to the original
3344 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3345 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3346 (build_pointer_type_for_mode): Only return unqualified types.
3347 (build_reference_type_for_mode): Likewise.
3349 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3351 * Makefile.in (gnucompare): Do comparison of all files using one of
3352 the chosen methods and only afterwards decide if just warning should
3353 be issued or comparison failure raised.
3355 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3357 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3358 (noce_try_abs): Negate if the comparison is reversed.
3359 Look only one instruction backwards for a REG_EQUAL note.
3361 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3364 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3365 gthr-tpf.h: Define __gthrw. For all identifiers that might
3366 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3367 and prefix all uses with __ghtrw.
3369 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3372 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3373 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3374 * c-common.c (handle_weakref_attribute): New.
3375 (c_common_attribute_table): Add weakref.
3376 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3378 * configure, config.in: Rebuilt.
3379 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3380 * doc/extend.texi: Document weakref attribute.
3381 * varasm.c (ultimate_transparent_alias_target): New
3382 (assemble_name): Use it.
3383 (weak_finish_1): Split out of...
3384 (weak_finish): ... and deal with weakrefs in...
3385 (weakref_targets): ... new list.
3386 (globalize_decl): Clean up weakref_targets.
3387 (do_assemble_alias): Handle weakrefs.
3388 (finish_aliases_1): Do not reject weakrefs to external symbols.
3389 (assemble_alias): Handle weakrefs.
3391 2005-11-09 Richard Guenther <rguenther@suse.de>
3393 PR tree-optimization/24716
3394 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3395 t_bool to track results from follow_ssa_edge.
3397 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3399 * final.c (force_source_line): New global variable.
3400 (final_scan_insn): Set it to true instead of clearing last_filename.
3401 (notice_source_line): Return true if force_source_line is true,
3402 unless source info is absent.
3404 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3407 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3408 a linkage name for a variable if it a register variable.
3409 * c-decl.c (grokdeclarator): Global register variables
3410 should be set as PUBLIC.
3412 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3415 * config/s390/s390.c (struct s390_frame_layout): New fields
3416 first_save_gpr_slot and last_save_gpr_slot.
3417 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3418 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3419 first_save_gpr and last_save_gpr with the _slot variants.
3420 (s390_register_info): Calculate first_save_gpr_slot and
3421 last_save_gpr_slot using regs_ever_live.
3423 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3426 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3427 for a function containing a landing pad.
3429 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3432 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3435 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3437 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3438 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3440 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3443 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3445 (call,load,store): New insn types.
3446 (mem_access, branch_access): Adjust reservation conditions.
3447 (define_delay): Adjust condition.
3448 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3450 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3451 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3453 (call_internal, call_value_internal, return_internal,
3454 return_interrupt_internal, eh_return_internal, indirect_jump,
3455 tablejump): Set call insn type.
3456 (blockage, ei, di): Use appropriate unspec const.
3457 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3458 (ms1_get_attr_type): Adjust to give load & store types.
3459 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3460 backwards past a barrier.
3461 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3463 (struct branch_info, struct label_info): New.
3465 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3466 (ms1_machine_reorg): New.
3467 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3468 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3469 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3470 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3473 2005-11-09 Per Bothner <per@bothner.com>
3474 Uros Bizjak <uros@kss-loka.si>
3477 * toplev.c (process_options): Initialize debug_hooks early
3478 in case lang_hooks.post_options ends up calling a debug_hook.
3480 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3482 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3483 DBX_REGISTER_NUMBER being contiguous.
3485 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3486 Diego Novillo <dnovillo@redhat.com>
3489 * tree-vrp.c (register_edge_assert_for): Do not register
3490 always-false predicates.
3492 2005-11-08 Devang Patel <dpatel@apple.com>
3494 PR tree-optimization/23115
3495 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3498 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3500 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3503 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3505 Fix PR tree-optimization/23382
3507 * tree-ssa-alias.c (compute_may_aliases): Call
3508 delete_old_heap_vars.
3509 * tree-dfa.c (referenced_var_remove): New function.
3510 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3511 * tree-flow.h (referenced_var_remove): Add prototype.
3512 (delete_old_heap_vars): Ditto.
3513 * tree-ssa-structalias.c (heapvars): New variable.
3514 (oldheapvars): Ditto.
3515 (get_constraint_for): Put heap vars on heapvars list.
3516 (delete_old_heap_vars): New function.
3518 2005-11-08 Jason Merrill <jason@redhat.com>
3520 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3522 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3525 * reg-stack.c (reg_to_stack): Update register liveness also
3526 for flag_sched2_use_traces.
3528 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3531 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3532 override prior explicit -mno-powerpc-gfxopt.
3534 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3536 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3537 if the bitsize is zero.
3538 * doc/md.texi (Standard Pattern Names): Document it.
3540 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3541 (TARGET_PASS_BY_REFERENCE): Likewise.
3543 2005-11-07 Ian Lance Taylor <ian@airs.com>
3545 PR rtl-optimization/24683
3546 * config/i386/i386.c (legitimize_pic_address): If constant operand
3547 to PLUS is too large, put it in a register.
3549 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3551 * configure.ac: Enable checking assembler dwarf2 support for bfin
3553 * configure: Regenerate.
3555 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3559 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3560 gen_easy_vector_constant_add_self): Delete.
3561 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3563 (output_vec_const_move): Use gen_easy_altivec_constant.
3564 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3565 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3566 (easy_vector_constant_add_self): Rewritten.
3567 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3568 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3569 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3570 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3571 Macroize and adjust for the other changes.
3573 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3577 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3578 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3580 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3582 PR rtl-optimization/23567
3583 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3584 (noce_process_if_block): Don't do any optimizations except
3585 if (cond) x = x; if !set_b and write into orig_x may trap
3586 or fault. Remove the MEM_READONLY_P check.
3588 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3591 * tree-vrp.c (fix_equivalence_set): New.
3592 (extract_range_from_assert): Call it.
3594 2005-11-05 Ian Lance Taylor <ian@airs.com>
3597 * combine.c (apply_distributive_law): Don't distribute across a
3600 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3602 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3603 config/ms1/ms1.h, config/rs6000/predicates.md,
3604 config/s390/s390.c, params.def, postreload-gcse.c,
3605 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3606 tree-vrp.c, tree.c: Fix comment typos.
3607 * doc/invoke.texi: Fix typos.
3609 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3611 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3612 for testing whether the data_dependence_relation contains distance
3613 vectors. Iterate over all distance vectors of the ddr.
3614 * lambda.h: Define a vec of lambda_vector pointers.
3615 * tree-data-ref.c (dump_data_dependence_relation,
3616 dump_data_dependence_direction): Iterate over all distance and
3617 direction vectors of the ddr.
3618 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3620 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3621 of distance/direction vectors instead of a single one.
3622 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3623 lambda_vectors with a vec of lambda_vectors.
3624 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3625 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3626 DDR_NUM_DIST_VECTS): New.
3627 * tree-loop-linear.c (gather_interchange_stats): Test for the
3628 existence of distance vectors only after having checked that there
3629 is a dependence. Iterate over all distance vectors of the ddr.
3630 (linear_transform_loops): Use dump_data_dependence_relation.
3631 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3632 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3633 distance vectors of the ddr.
3635 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3637 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3638 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3639 IS_INTHANDLER; all callers changed.
3640 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3642 (do_link, do_unlink): New argument ALL; all callers changed.
3643 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3644 If function isn't leaf, save and restore all registers.
3645 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3648 2005-11-05 Jan Hubicka <jh@suse.cz>
3650 PR rtl-optimization/23490
3651 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3652 max-flow-memory-location): Document.
3653 * flow.c: Include params.h
3654 (MAX_MEM_SET_LIST_LEN): Kill.
3655 (add_to_mem_set_list): Use new param.
3656 * cse.c (cse_basic_block): Replace 1000 by new param.
3657 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3658 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3659 * predict.c (predict_loops): Use new param.
3660 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3662 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3663 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3664 Do not hold memory returned by cgraph_node_name across other call.
3666 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3669 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3672 2005-11-04 Jeff Law <law@redhat.com>
3675 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3676 * tree-ssa-dom.c: Include params.h.
3677 (thread_across_edge): If there are too many statements in the
3678 target block, then do not thread through it.
3679 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3680 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3682 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3685 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3686 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3688 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3691 * tree-scalar-evolution.c (instantiate_parameters_1,
3692 instantiate_parameters, resolve_mixers): Compute the size of an
3693 expression to be instantiated and give up the instantiation if the
3694 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3696 2005-11-04 Richard Guenther <rguenther@suse.de>
3698 * tree-flow.h (ref_contains_indirect_ref): Rename to
3699 array_ref_contains_indirect_ref.
3700 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3701 (array_ref_contains_indirect_ref): Make comment match the code
3703 (ref_contains_array_ref): Likewise.
3704 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3705 ref_contains_indirect_ref.
3706 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3707 Rename calls to ref_contains_indirect_ref.
3709 2005-11-04 Paul Brook <paul@codesourcery.com>
3711 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3712 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3713 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3714 * config/arm/arm.md: Use match_operand in peephole input templates
3715 and match_dup in peephole output templates.
3717 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3719 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3722 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3723 Daniel Jacobowitz <dan@codesourcery.com>
3725 * longlong.h (add_ssaaaa): Clobber condition code register
3727 (sub_ddmmss): Likewise.
3728 (umul_ppmm): Likewise.
3730 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3731 Paul Brook <paul@codesourcery.com>
3732 Phil Blundell <pb@reciva.com>
3734 * configure.ac: Add test for ARM TLS support.
3735 * configure: Regenerated.
3736 * config/arm/arm-protos.h (legitimize_tls_address)
3737 (arm_tls_referenced_p, tls_mentioned_p)
3738 (arm_output_addr_const_extra): New prototypes.
3739 (thumb_legitimize_pic_address): Delete.
3740 * config/arm/arm.c: Include "gt-arm.h".
3741 (enum tls_reloc): New.
3742 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3743 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3744 (arm_call_tls_get_addr, legitimize_tls_address)
3745 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3746 (arm_init_tls_builtins, arm_emit_tls_decoration)
3747 (arm_output_addr_const_extra): New functions.
3748 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3749 (TARGET_HAVE_TLS): Define.
3750 (target_thread_pointer): New.
3751 (arm_override_options): Handle -mtp=.
3752 (legitimize_pic_address): Ignore UNSPECs.
3753 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3755 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3756 (tls_get_addr_libfunc): New variable.
3757 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3758 (arm_init_builtins): Call arm_init_tls_builtins.
3759 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3760 (arm_encode_section_info): Call default_encode_section_info.
3761 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3762 (enum arm_tp_type): New.
3763 (target_thread_pointer): Add declaration.
3764 (LEGITIMATE_CONSTANT_P): Handle TLS.
3765 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3766 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3767 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3768 * config/arm/arm.md: Add UNSPEC_TLS.
3769 (movsi): Handle TLS.
3770 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3772 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3773 (load_tp_hard, load_tp_soft): New insns.
3774 * arm.opt: Add -mtp=.
3775 * doc/invoke.texi (ARM Options): Document -mtp.
3777 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3779 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3780 * config/arm/libunwind.S: Include "lib1funcs.asm".
3781 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3782 (LIB2ADDEH): Add libunwind.S.
3783 (LIB2ADDEHDEP): Add lib1funcs.asm.
3784 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3786 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3789 * gcc/c.opt: Add a -lang-fortran option.
3790 * gcc/c-opts.c: Add a lang_fortran flag.
3791 (c_common_init_options): Handling the -lang-fortran option.
3792 (c_common_handle_option): Add a case for Fortran options in
3793 preprocessing. Remove cases for -ffixed-form and
3794 -ffixed-line-length. Add a case for -lang-fortran.
3796 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3798 * config/rs6000/rs6000.c: Include params.h
3799 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3800 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3801 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3802 (UNSPEC_VPKUWSS): Delete.
3803 (altivec_vpkuhss): Delete.
3804 (altivec_vpkuwss): Delete.
3805 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3807 (neg_eq0<mode>): Remove final condition.
3808 (neg_eq<mode>): Remove condition and split-condition.
3810 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3812 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3813 Use associated print macros.
3815 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3818 * diagnostic.c (diagnostic_set_info_translated): New function.
3819 (diagnostic_set_info): Use it. Add comment.
3820 * diagnostic.h (diagnostic_set_info_translated): Declare.
3822 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3824 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3825 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3826 reference only if 'public' is true.
3827 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3828 emit the .hidden directive only if the indirect reference is public.
3829 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3830 Pass it to dw2_force_const_mem.
3831 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3832 * dwarf2out.c (output_cfi): Adjust calls to above function.
3833 (output_call_frame_info): Likewise.
3834 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3835 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3837 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3839 PR tree-optimization/24483
3840 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3841 field to elts if possible.
3843 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3846 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3849 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3851 Fix PR tree-optimization/24351
3853 * tree-ssa-structalias.c (struct variable_info): Add
3855 (get_varinfo_fc): New function to follow collapsing.
3856 (new_var_info): Set collapsed_to to NULL.
3857 (dump_constraint): Follow collapsing.
3858 (build_constraint_graph): Handle collapsing.
3859 (do_simple_structure_copy): Return false if something bad
3861 (collapse_rest_of_var): New function.
3862 (do_structure_copy): Collapse if do_simple_structure_copy returns
3865 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3868 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3869 expressions to a statement list instead of gimplifying them.
3871 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3873 PR rtl-optimization/23585
3874 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3875 that can't trap plus a constant integer, if the mode has zero size.
3877 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3880 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3882 ("*insv<mode>_reg_extimm"): Likewise.
3884 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3887 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3888 c_common_type_for_mode returns an unnamed type.
3890 2005-11-02 Richard Henderson <rth@redhat.com>
3894 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3895 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3896 * function.c (assign_parms): Use calls.internal_arg_pointer.
3897 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3899 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3900 (TARGET_CALLS): Add it.
3901 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3902 * targhooks.c (default_internal_arg_pointer): New.
3903 * targhooks.h (default_internal_arg_pointer): Declare.
3904 * tree.h (dwarf2out_reg_save_reg): Declare.
3905 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3906 * config/i386/i386.c (dbx_register_map): Add return column.
3907 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3908 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3909 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3910 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3911 (ix86_save_reg): Save force_align_arg_pointer.
3912 (ix86_emit_save_regs): Make regno unsigned.
3913 (ix86_emit_save_regs_using_mov): Likewise.
3914 (ix86_expand_prologue): Handle force_align_arg_pointer.
3915 (ix86_expand_epilogue): Likewise.
3916 * config/i386/i386.h: (dbx_register_map): Update.
3917 (dbx64_register_map, svr4_dbx_register_map): Update.
3918 (struct machine_function): Add force_align_arg_pointer.
3919 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3920 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3921 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3923 2005-11-02 Jan Hubicka <jh@suse.cz>
3926 * i386.md: Add peep2 for simplyfing array accesses.
3928 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3931 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3932 * config/s390/s390.c (s390_decompose_shift_count): New function.
3933 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3934 (print_shift_count_operand): Use s390_decompose_shift_count.
3935 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3936 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3938 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3941 * loop.c (loop_givs_rescan): Use force_operand to expand
3944 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3947 * fold-const.c (build_range_check): Use unsigned when signed
3948 overflow is undefined also. If etype is subtype, make sure that
3949 the subtraction is in the supertype.
3951 2005-11-02 Richard Henderson <rth@redhat.com>
3954 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3957 2005-11-01 Richard Henderson <rth@redhat.com>
3960 * loop.c (scan_loop): Do not propagate computations to a hard
3961 register destination with SMALL_REGISTER_CLASSES.
3963 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3965 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3966 costs for MULT inside PLUS or MINUS.
3968 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3970 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3971 (TRAMPOLINE_SIZE): Round up to 60.
3972 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3974 2005-10-31 James E. Wilson <wilson@specifix.com>
3977 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3978 ifdef. Put ifdefs around call in gen_subprogram_die.
3979 (compute_frame_pointer_to_cfa_displacement): Likewise.
3980 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3983 PR rtl-optimization/17356
3984 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3985 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3987 2005-10-31 Jan Hubicka <jh@suse.cz>
3990 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3993 * i386.c (legitimize_pic_address): Deal with large immediates.
3996 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3997 from symbol names while computing checkup.
4000 * predict.c (predict_loops): Do not estimate more than
4001 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4002 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4004 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4006 PR tree-optimization/19097
4007 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4009 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4011 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4013 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4016 * tree-inline.c (setup_one_parameter): If the init_stmt
4017 is NULL, don't insert the statement.
4019 2005-10-30 Jan Hubicka <jh@suse.cz>
4021 PR tree-optimization/24172
4022 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4024 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4026 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4027 constants for hosts with long != 32 bits.
4029 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4032 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4034 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4036 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4037 (TARGET_MS1_16_002): New.
4038 (TARGET_MS1_16_003): New.
4040 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4041 ("*decrement_and_branch_until_zero_no_clobber"): New.
4042 Add corresponding splitter for decrement_and_branch_until_zero
4044 Key all decrement_and_branch_until_zero patterns off of
4047 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4050 * tree-complex.c (extract_component): Treat RESULT_DECL
4051 like the rest of the decls.
4053 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4055 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4056 indirect call to _mcount if the function needs a static chain.
4058 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4059 Caroline Tice <ctice@apple.com>
4061 PR rtl-optimization/24460
4062 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4063 (dwarf2out_switch_text_section): Set it to true instead of
4064 incrementing separate_line_info_table_in_use.
4065 (output_loc_list): Additionally test have_switched_text_sections.
4066 (output_ranges): Likewise.
4067 (dwarf2out_finish): Likewise.
4068 * varasm.c (assemble_start_function): Do not call
4069 insert_section_boundary_note.
4070 (assemble_end_function): If flag_reorder_blocks_and_partition,
4071 switch to the function's section before emitting the .size directive.
4072 * bb-reorder.c (insert_section_boundary_note): Staticify.
4073 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4074 * output.h (insert_section_boundary_note): Delete.
4076 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4079 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4080 instead of pointer equality when comparing types.
4082 2005-10-24 James E. Wilson <wilson@specifix.com>
4084 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4085 add_dependence_list_and_free calls.
4087 2005-10-24 Steven Bosscher <stevenb@suse.de>
4089 * contrib.texi: Add the names of the LLNL folks who donated
4090 Cray pointer support for gfortran.
4092 2005-10-24 Steven Bosscher <stevenb@suse.de>
4094 PR tree-optimization/24225
4095 * profile.c (branch_prob): Look from end to start through a
4096 basic block when looking for a locus.
4098 2005-10-24 Richard Henderson <rth@redhat.com>
4100 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4102 (hppa_expand_prologue): Likewise.
4104 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4106 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4107 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4108 * pa.h (NO_PROFILE_COUNTERS): Define.
4109 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4110 (funcdef_nos): New vector to hold label numbers of deferred profile
4112 (output_deferred_profile_counters): New function.
4113 (hppa_profile_hook): Push label number onto funcdef_nos.
4114 (pa_hpux_file_end): Call output_deferred_profile_counters if
4115 NO_DEFERRED_PROFILE_COUNTERS is false.
4117 * pa-protos.h (get_deferred_plabel): New prototype.
4118 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4120 (output_call): Adjust calls.
4122 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4124 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4125 peculiarity of GOT/TOC section usage.
4127 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4130 * c-common.c (constant_string_class_name): Add documentation.
4132 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4135 * recog.c (peephole2_optimize): Increment peep2_current_count
4136 only when the slot is empty.
4138 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4141 * except.c (output_function_exception_table): Call
4142 assemble_external_libcall if we need a personality function.
4144 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4146 PR rtl-optimization/24460
4147 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4148 set the basic block for barriers.
4150 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4152 * var-tracking.c (vt_initialize): Initialize post.
4154 2005-10-21 Devang Patel <dpatel@apple.com>
4157 * c-common.c (vector_types_convertible_p): Check vector element type.
4159 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4161 * config/sh/sh.c (prepare_move_operands): Handle the address
4162 constant which is a tls symbolic address plus a constant.
4164 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4167 * gcc.c (main): Use the correct counter for erroring out
4168 about mulitple files.
4170 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4173 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4174 use r2 for 64-bit tls .got access.
4176 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4178 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4181 2005-10-20 Steven Bosscher <stevenb@suse.de>
4183 PR tree-optimization/24307
4184 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4186 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4189 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4191 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4192 is ready, stop marking functions, but still mark variables.
4194 2005-10-20 Richard Guenther <rguenther@suse.de>
4197 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4200 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4202 PR rtl-optimization/23585
4203 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4204 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4205 (may_trap_p_1): New predicate extracted from...
4206 (may_trap_p): ... here. Invoke may_trap_p_1.
4207 (may_trap_or_fault_p): New predicate.
4208 * rtl.h (may_trap_or_fault_p): Declare it.
4209 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4210 instead of may_trap_p.
4211 (steal_delay_list_from_fallthrough): Likewise.
4212 (fill_simple_delay_slots): Likewise.
4213 (fill_slots_from_thread): Likewise.
4214 * function.c (pad_to_arg_alignment): Rework comment about
4215 SPARC_STACK_BOUNDARY_HACK.
4216 * config/sparc/sparc.h: Likewise.
4218 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4220 * config/s390/s390.c (s390_expand_insv): New.
4221 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4222 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4223 ("icm_hi"): Remove mode attribute.
4224 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4226 ("*extracthi", "*extractqi"): Remove.
4227 (extv<mode>", "*extzv<mode>"): New.
4228 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4229 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4231 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4233 * cfgexpand.c (discover_nonconstant_array_refs_r,
4234 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4235 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4236 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4237 discover_nonconstant_array_refs.
4239 2005-10-19 Steven Bosscher <stevenb@suse.de>
4242 * c-decl.c (pop_scope): Don't warn about an unused variable
4243 if it is marked with TREE_NO_WARNING.
4244 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4245 somenow mismatch and olddecl is to be replaced.
4247 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4250 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4251 whether registers live on the edge can be saved/restored.
4253 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4255 * config/sh/sh.c (fixup_mova): Skip notes.
4257 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4259 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4260 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4261 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4262 (s390_initial_elimination_offset): Likewise.
4263 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4264 register on TARGET_ZARCH targets.
4265 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4266 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4267 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4268 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4270 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4272 * config/s390/s390.md: Comment describing output modifiers updated.
4273 * config/s390/s390.c (print_operand): Likewise.
4275 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4277 * config/s390/s390.c (override_options): Added check for -mstack-size
4279 * doc/invoke.texi: Mention that limit in the documenation.
4281 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4284 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4286 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4288 Fix PR tree-optimization/24231
4290 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4291 (compute_avail): Ditto.
4293 2005-10-18 Richard Henderson <rth@redhat.com>
4296 * config/i386/i386.c (legitimate_constant_p): Check
4297 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4299 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4300 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4301 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4303 (print_operand_address): Likewise.
4304 * config/i386/predicates.md (x86_64_immediate_operand): Test
4305 SYMBOL_REF_TLS_MODEL properly inside CONST.
4306 (x86_64_zext_immediate_operand): Likewise.
4307 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4308 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4309 * config/i386/i386-protos.h: Remove predicates.md entries.
4311 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4313 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4314 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4316 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4317 Ian Lance Taylor <ian@airs.com>
4320 * fold-const.c (fold_widened_comparison): Do not allow range based
4321 constant folding when right operand cannot be unwidened.
4323 2005-10-17 Richard Henderson <rth@redhat.com>
4325 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4326 with a memory clobber.
4328 2005-10-17 James E Wilson <wilson@specifix.com>
4330 PR rtl-optimization/17356
4331 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4332 checking for EDGE_EH.
4334 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4336 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4337 the slot on an even boundary for any type with 16-byte alignment.
4339 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4342 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4343 after register allocation.
4345 2005-10-17 DJ Delorie <dj@redhat.com>
4347 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4350 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4353 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4356 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4358 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4359 to 2 if it's already non-zero.
4360 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4361 is set and warn about it if flag_schedule_insns is 1.
4363 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4365 * config/crx/crx.md: Compare-and-branch instructions need to
4368 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4371 * config/i386/i386.md (*pushdi2_rex64 splitter)
4372 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4373 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4374 flow2 pass only when (optimize > 0 && flag_peephole2).
4376 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4379 * gcc.c (have_c): New static variable.
4381 (process_command): Remove declation of have_c.
4382 Set have_o to 1 when handling -o.
4383 (main): Add a fatel error if there are multiple
4384 files specified and -o and -c/-S is passed witout
4385 -combine or multiple languages.
4387 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4389 Fix PR tree-optimization/22444
4390 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4391 Assert that we don't hit something with subvars.
4392 (setup_pointers_and_addressables): Don't add things with subvars,
4393 because we'll already process the subvars for aliasing purposes.
4395 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4398 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4399 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4400 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4401 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4402 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4403 swapped, alternatives for the R constraint.
4406 * builtins.c (get_builtin_sync_mode): Make unlimited
4407 mode_for_size request.
4409 2005-10-15 Richard Henderson <rth@redhat.com>
4411 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4412 (gimplify_expr): ... here.
4413 (gimplify_compound_lval): Use it in initial scan loop. Allow
4414 fb_lvalue in base expression.
4416 2005-10-15 Richard Henderson <rth@redhat.com>
4419 * builtins.c (expand_builtin_trap): Export.
4420 * expr.h (expand_builtin_trap): Declare.
4421 * expr.c (expand_assignment): Emit a trap for integral offsets
4422 from registers that weren't reduced to bitpos.
4424 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4425 (mark_array_ref_addressable): Remove.
4426 * tree-flow.h (mark_array_ref_addressable): Remove.
4427 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4429 2005-10-15 James E Wilson <wilson@specifix.com>
4432 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4433 (add_dependence_list_and_free): Likewise.
4434 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4437 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4441 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4442 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4444 (vrp_visit_phi_node): Only prevent infinite iterations when
4445 the previous result and the new result are both VR_RANGEs.
4447 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4449 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4452 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4455 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4458 2005-10-14 Per Bothner <per@bothner.com>
4460 PR preprocessor/21250
4461 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4463 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4466 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4467 overflow flags. Refactor some conditionals.
4469 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4472 * tree-dfa.c (add_referenced_var): Only look at decls which
4473 have TREE_CONSTANT or TREE_READONLY set instead of if
4474 !TREE_PUBLIC or !TREE_CONSTANT.
4476 2005-10-13 James E Wilson <wilson@specifix.com>
4478 * doc/invoke.texi: For -x, add f95-cpp-input.
4479 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4481 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4483 PR tree-optimization/24262
4484 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4485 in loop all the time.
4487 2005-10-12 Richard Henderson <rth@redhat.com>
4490 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4491 * function.c (assign_parm_find_data_types): Don't support it.
4492 * print-tree.c (print_node): Likewise.
4493 * c-common.c (handle_transparent_union_attribute): Likewise.
4494 Use build_duplicate_type.
4495 * tree-inline.c (remap_type_1): Split out of remap_type;
4496 properly remap aggregate fields.
4497 (build_duplicate_type): New.
4498 * doc/extend.texi (Variable Attributes): Remove documentation
4499 for transparent_union.
4501 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4504 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4505 (gen_stack_pointer_dec): Likewise.
4507 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4511 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4513 (struct cxx): Add adjust_class_at_definition target hook.
4514 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4515 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4516 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4517 hook_void_tree. Add to TARGET_CXX.
4518 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4520 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4521 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4522 instead of attribute. Check for dllexport override. Warn if
4523 inconsistent dll linkage. Don't lose old dllimport if decl has
4524 had address referenced. Tweak lookup of dllimport atribute.
4525 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4526 for target specific rules. Don't add dllimport attribute if
4527 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4528 dllimport attribute.
4529 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4530 * varasm.c (initializer_constant_valid_p): Replace
4531 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4535 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4536 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4537 (i[34567]86-*-mingw32*): Likewise.
4539 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4540 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4542 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4543 C++-specific code. Change return value to bool.
4544 (i386_pe_dllimport_p): Likewise.
4545 (associated_type): Simplify and make language-independent
4546 (i386_pe_encode_section_info): Replace override of ambiguous
4547 dllimport symbol refs with a gcc_assert.
4548 (i386_pe_valid_dllimport_attribute_p): Define.
4549 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4550 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4551 i386_pe_adjust_class_at_definition.
4552 * config/i386/winnt-stubs.c: New file. Define stub versions of
4553 lang-specific functions.
4554 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4555 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4556 i386_pe_adjust_class_at_definition.
4557 (i386_pe_valid_dllimport_attribute_p): Declare.
4558 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4559 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4560 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4563 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4564 dllimport attribute with test of DECL_DLLIMPORT_P.
4566 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4568 * combine.c (make_extraction): Correct offset computation.
4570 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4572 * config/cris/t-linux (LIMITS_H_TEST): Define.
4574 2005-10-12 Richard Henderson <rth@redhat.com>
4577 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4579 2005-10-12 Richard Guenther <rguenther@suse.de>
4581 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4583 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4586 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4587 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4590 2005-10-12 Richard Guenther <rguenther@suse.de>
4593 * varasm.c (output_constant): Correct typo from previous
4596 2005-10-11 Ian Lance Taylor <ian@airs.com>
4598 PR rtl-optimization/13931
4599 * combine.c: Revert patch of 2003-05-14, and:
4600 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4601 completely killed in the appropriate insn.
4602 (distribute_notes): Don't skip multiple hard register test for
4603 elim_i1 and elim_i2.
4605 2005-10-11 Richard Henderson <rth@redhat.com>
4608 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4609 to initialize a transparent union instead of a nop_expr.
4611 2005-10-11 Richard Henderson <rth@redhat.com>
4613 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4614 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4615 (tree_ssa_dce_loop): Call scev_reset.
4618 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4619 * tree-ssa-dce.c: Include cfgloop.h.
4620 (tree_ssa_dce_loop, pass_dce_loop): New.
4621 * tree-pass.h (pass_dce_loop): Declare it.
4622 * passes.c (init_optimization_passes): Use it.
4624 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4627 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4628 Only apply the optimization for rounding builtins if the inner
4629 cast is also an extension.
4631 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4634 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4635 mark_new_vars_to_rename instead of update_stmt.
4637 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4639 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4641 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4643 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4644 for setting MMX register to 0 rather than mmx.
4646 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4649 * configure.ac: Move gas check from mips specific case to common case.
4650 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4651 * configure: Regenerate
4652 * doc/install.texi: Update.
4654 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4657 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4659 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4661 * gcc.c (do_spec_1): Accept numeric characters in file name
4664 2005-10-10 Nick Clifton <nickc@redhat.com>
4666 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4667 describing the deleted arm_gen_rotated_half_load function.
4669 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4671 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4674 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4676 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4678 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4679 (EXTRA_MULTILIB_PARTS): Define.
4680 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4681 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4682 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4683 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4684 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4685 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4687 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4689 PR tree-optimization/24226
4690 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4691 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4692 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4695 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4697 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4699 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4702 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4703 Rewrite for no need for the early clobber.
4705 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4707 Merge from csl-arm-branch:
4708 2005-09-07 Paul Brook <paul@codesourcery.com>
4709 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4712 2005-04-30 Paul Brook <paul@codesourcery.com>
4713 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4714 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4716 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4717 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4718 (arm_override_options): Use TARGET_AAPCS_BASED.
4719 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4720 (PTRDIFF_TYPE): Use int for AAPCS.
4721 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4722 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4723 (DEFAULT_SHORT_ENUMS): Delete.
4724 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4726 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4727 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4728 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4729 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4731 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4732 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4734 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4735 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4737 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4738 * config.gcc (arm*-*-linux-gnueabi): Add it.
4739 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4741 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4742 * config/arm/linux-eabi.h: New file.
4743 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4744 (LINUX_TARET_LINK_SPEC): Likewise.
4745 (LINK_SPEC): Use it.
4746 * config/arm/t-linux-eabi: New file.
4748 2005-10-08 Steven Bosscher <stevenb@suse.de>
4751 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4753 (PARAM_SMS_DFA_HISTORY): Likewise.
4755 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4758 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4759 (load_register_parameters): Call it.
4760 (check_sibcall_argument_overlap_1): Likewise.
4761 (store_one_arg): Likewise.
4763 2005-10-07 James E. Wilson <wilson@specifix.com>
4765 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4766 DImode not VECINT24 for operand 2.
4769 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4773 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4774 fr_spill): Use destination_operand for operand 0.
4776 2005-10-07 DJ Delorie <dj@redhat.com>
4778 * varasm.c (output_constant): Limit error to expanding
4781 2005-10-07 Richard Guenther <rguenther@suse.de>
4784 * fold-const.c (fold_binary): Fix operand types during folding
4785 of X op (A, Y). Evaluation order of the side-effects of
4786 X and A are frontend-defined, so ensure we honour that even for
4787 tcc_comparison class operands; eased by removing duplicate code.
4789 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4791 * stor-layout.c (layout_type): Do not allow alignment of array
4792 elements to be greater than their size.
4794 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4796 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4798 (hppa*-*-linux*): Ditto.
4799 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4800 * config/host-hpux.c: New.
4801 * config/x-hpux: New.
4802 * config/pa/x-hpux: Remove.
4803 * config/pa/x-linux: Remove.
4804 * config/pa/pa-host.c: Remove.
4806 2005-10-07 Jeff Law <law@redhat.com>
4808 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4809 determine whether or not to try and thread outgoing edges.
4811 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4813 * config/rs6000/rs6000.md (eqsi_power): New.
4814 (neg_eq0si): Add TARGET_POWER to final condition.
4817 2005-10-06 Richard Henderson <rth@redhat.com>
4819 * config/rs6000/rs6000.c: Revert last change.
4821 2005-10-06 Richard Henderson <rth@redhat.com>
4823 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4824 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4826 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4830 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4831 out return_label and naked_return_label.
4833 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4835 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4838 2005-10-06 Richard Henderson <rth@redhat.com>
4841 * tree-inline.c (declare_return_variable): Handle modify_dest not
4844 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4846 Fix PR tree-optimization/22488
4847 * tree-ssa-structalias.c (check_for_overlaps): New function.
4848 (create_variable_info_for): Use it.
4850 2005-10-06 Richard Henderson <rth@redhat.com>
4853 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4854 (dwarf2out_start_source_file): Print it.
4856 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4858 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4860 2005-10-06 Richard Henderson <rth@redhat.com>
4863 * mode-switching.c (optimize_mode_switching): Clear transp bit
4864 for block with incomming abnormal edges.
4866 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4867 (fpscr_set_from_mem): Use them.
4868 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4869 (fpscr postinc splitters): Rewrite as peephole2+split.
4871 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4873 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4874 (eq<mode>_compare): Same.
4876 2005-10-06 Richard Guenther <rguenther@suse.de>
4878 PR tree-optimization/24238
4879 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4881 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4883 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4884 here. Use AC_PATH_PROG for environment variables instead of
4886 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4888 * configure: Regenerated.
4890 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4893 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4894 then force it into a register.
4895 (call_value): Likewise.
4897 2005-10-06 Richard Henderson <rth@redhat.com>
4900 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4901 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4902 under pass_vectorize.
4904 2005-10-05 Devang Patel <dpatel@apple.com>
4907 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4908 handling constants. Check NAMESPACE_DECL context for constants.
4910 2005-10-05 Eric Christopher <echristo@apple.com>
4912 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4914 2005-10-05 Richard Henderson <rth@redhat.com>
4917 * tree-cfg.c (mark_array_ref_addressable_1): New.
4918 (mark_array_ref_addressable): New.
4919 * tree-flow.h (mark_array_ref_addressable): Declare.
4920 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4922 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4926 * reload.c (subst_reloads): When adding a REG_LABEL to a
4927 jump instruction, also update JUMP_LABEL.
4929 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4931 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4932 * bb-reorder.c (copy_bb_p): Use it.
4933 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4935 2005-10-05 Richard Henderson <rth@redhat.com>
4938 * toplev.c (process_options): Warn about unsupported combinations
4939 of unwind tables and omit-frame-pointer.
4940 * config/i386/i386.c (override_options): Similarly. Enable
4941 accumulate-outgoing-args if not explicitly disabled.
4943 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4945 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4946 Handle big endian vs. small endian.
4947 (vec_initv2sf): Handle big endian vs. small endian.
4948 (*vec_extractv2sf_1): Ditto.
4950 2005-10-05 Dale Johannesen <dalej@apple.com>
4952 * convert.c (convert_to_real): Don't convert
4953 (float)floor(double d) to floorf((float)d).
4955 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4957 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4959 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4961 PR tree-optimization/18587
4962 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4963 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4964 build_vuses): Change to VEC type.
4965 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4966 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4967 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4968 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4969 (get_name_decl): New. Return DECL_UID of base variable.
4970 (operand_build_cmp): New. qsort comparison routine.
4971 (operand_build_sort_virtual): New. Sort virtual build vector.
4972 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4973 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4974 (FINALIZE_BASE): Use get_name_decl.
4975 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4976 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4977 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4978 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4979 direct VEC_* manipulations.
4980 (build_ssa_operands): Call operand_build_sort_virtual.
4981 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4982 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4983 with direct VEC_* manipulations.
4984 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4985 with direct VEC manipulations.
4987 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4989 PR tree-optimization/21419
4990 PR tree-optimization/24146
4991 PR tree-optimization/24151
4993 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4994 (build_asm_expr): Call it if outputs are read-only.
4995 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4997 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4998 Paolo Bonzini <bonzini@gnu.org>
5002 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5003 enable the instructions and not just the built-ins.
5004 * doc/invoke.texi (x86 Options): Likewise.
5006 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5008 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5010 * doc/invoke.texi (Option Summary): Correct spelling
5011 of -mmacosx-version-min.
5013 2005-10-04 Devang Patel <dpatel@apple.com>
5015 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5018 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5020 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5021 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5023 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5025 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5026 ("TE","tg"): New mode attributes.
5027 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5028 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5029 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5030 dword_mode and one for GPRmode.
5032 2005-10-04 Ian Lance Taylor <ian@airs.com>
5034 PR preprocessor/13726
5035 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5036 any comments passed in.
5038 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5040 * tree.c (annotate_with_file_line): Fix typo.
5042 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5045 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5046 type used to access data in the inlined length == 1 case, use
5047 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5048 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5050 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5052 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5053 TARGET_SSE3 and only for TARGET_80387.
5054 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5055 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5056 Do not depend on TARGET_80387.
5058 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5060 * tree.c (last_annotated_node): Change type to location_t*.
5061 (annotate_with_file_line): Reflect the change of
5062 last_annotated_node type.
5064 2005-10-04 Richard Guenther <rguenther@suse.de>
5067 * c-decl.c (grokdeclarator): Don't write to fields
5070 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5073 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5075 * varasm.c (make_decl_rtl): If a register variable does not
5076 have a set user assmbler name, error out.
5077 Decode the asmspec is now name+1 bypassing '*'.
5079 2005-10-04 Steven Bosscher <stevenb@suse.de>
5081 PR tree-optimization/23049
5082 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5083 of a COND_EXPR is folded before calling fold on the whole rhs of a
5084 conditional assignment.
5085 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5086 document that a COND_EXPR may appear there.
5088 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5091 * tree-vrp.c (extract_range_from_assert): If the new numeric
5092 range created out of the assertion contradicts the existing
5093 numeric range of the ASSERT_EXPR variable, make the new range
5096 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5098 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5099 from T_REGS to FP register class.
5101 2005-10-03 Richard Henderson <rth@redhat.com>
5104 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5105 before creating a new one.
5107 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5109 * config/rs6000/t-aix43 (LDFLAGS): New.
5110 * config/rs6000/t-aix52 (LDFLAGS): New.
5112 2005-10-03 Ian Lance Taylor <ian@airs.com>
5114 * gimplify.c (find_single_pointer_decl_1): New static function.
5115 (find_single_pointer_decl): New static function.
5116 (internal_get_tmp_var): For a formal variable, set restrict base
5117 information if appropriate.
5118 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5120 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5121 (DECL_GET_RESTRICT_BASE): Define.
5122 (SET_DECL_RESTRICT_BASE): Define.
5123 (decl_restrict_base_lookup): Declare.
5124 (decl_restrict_base_insert): Declare.
5125 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5126 * tree.c (restrict_base_for_decl): New static variable.
5127 (init_ttree): Initialize restrict_base_for_decl.
5128 (copy_node_stat): Copy restrict base information.
5129 (decl_restrict_base_lookup): New function.
5130 (decl_restrict_base_insert): New function.
5131 (print_restrict_base_statistics): New static function.
5132 (dump_tree_statistics): Call print_restrict_base_statistics.
5134 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5137 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5138 case of anti-ranges.
5140 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5143 * c-typeck.c (tagged_tu_seen): Rename to ...
5144 (tagged_tu_seen_cache): this and add val field.
5145 (comptypes): Move functional to comptypes_internal
5146 and free tagged_tu_seen.
5147 (comptypes_internal): New function and call comptypes_internal
5148 instead of comptypes. Speed up by sibcalling
5149 tagged_types_tu_compatible_p.
5150 (alloc_tagged_tu_seen): New function
5151 (free_all_tagged_tu_seen_up_to): New function.
5152 (tagged_types_tu_compatible_p): Return the val of the seen two
5154 Add that the two types are the same to tagged_tu_seen_base
5155 if they are and call comptypes_internal instead of comptypes.
5156 <case UNION_TYPE>: Speed up common type where the fields are
5158 (function_types_compatible_p): Call comptypes_internal instead of
5160 (type_lists_compatible_p): Likewise.
5161 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5163 2005-10-02 Matthias Klose <doko@debian.org>
5165 * doc/invoke.texi: Fix typo and speling error.
5167 2005-10-01 Richard Henderson <rth@redhat.com>
5169 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5171 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5173 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5174 using --start-group and --end-group.
5176 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5178 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5179 FIXME note regarding quirky semantics.
5181 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5184 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5185 non-null range as a last resort.
5187 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5188 Diego Novillo <dnovillo@redhat.com>
5191 * tree-vrp.c (extract_range_from_assert): For !=
5192 assertions, only build an anti-range if LIMIT is a
5193 single-valued range.
5195 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5197 * arm.md (movqi): On thumb when optimizing, handle loading from
5198 memory by describing this as taking a subreg of a zero-extended load
5199 into an SImode register.
5202 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5204 * reload1.c (merge_assigned_reloads): Do not change any
5205 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5207 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5209 * Makefile.in (LIPO_FOR_TARGET): Define.
5210 (STRIP_FOR_TARGET): Define.
5212 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5213 before creating new ones. Do symlinks before creating the actual
5216 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5217 to work out which multilibs are actually being built.
5219 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5221 * tree-vect-transform.c, config/ms1/ms1.md,
5222 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5223 Follow spelling conventions.
5224 * doc/invoke.texi, doc/md.texi: Fix typos.
5226 2005-09-30 Andrew Macleod <amacleod@redat.com>
5228 PR tree-optimization/21430
5229 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5230 use operands, and set stmt pointer if need be.
5231 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5232 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5235 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5238 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5240 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5242 * optabs.c (expand_binop): Initialize first_pass_p.
5244 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5247 * c-decl.c (c_write_global_declarations_1): If any
5248 wrapup_global_declaration_2 call returned true, restart the loop.
5250 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5252 Fix PR tree-optimization/24117
5253 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5254 before considering whether to use anyoffset.
5256 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5260 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5262 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5264 (swap_commutative_operands_with_target): New.
5266 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5269 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5272 2005-09-29 Steven Bosscher <stevenb@suse.de>
5274 PR tree-optimization/23911
5275 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5276 and IMAGPART_EXPR too.
5278 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5281 * expmed.c (expand_shift): Move logic to reverse rotation
5282 direction when rotating by constants ...
5283 * optabs.c (expand_binop): ... here.
5284 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5285 (ix86_rotrdi3): New pattern.
5286 (rotldi3): Handle 32-bit mode.
5287 (ix86_rotldi3): New pattern.
5289 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5292 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5293 check for numbers that need no bit twiddle.
5295 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5297 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5298 multilib to be built.
5300 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5301 (stage1-start): Delete old libgcc and libunwind before moving
5302 anything into the stage directory.
5303 (stage2-start): Likewise.
5304 (stage3-start): Likewise.
5305 (stage4-start): Likewise.
5306 (stageprofile-start): Likewise.
5307 (stagefeedback-start): Likewise.
5308 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5309 header in tm_file and CPU-specific t-darwin in tmake_file.
5310 (i[34567]86-*-darwin*): Don't change tm_file.
5311 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5312 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5313 shared library stub for target OS version.
5314 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5315 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5316 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5317 (libgcc_s.%.dylib): New.
5319 (install-darwin-libgcc-stubs): New.
5320 (INSTALL_LIBGCC): New append.
5321 * config/i386/darwin-libgcc.10.4.ver: New.
5322 * config/i386/darwin-libgcc.10.5.ver: New.
5323 * config/i386/t-darwin: New.
5324 * config/rs6000/darwin-libgcc.10.4.ver: New.
5325 * config/rs6000/darwin-libgcc.10.5.ver: New.
5326 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5327 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5329 2005-09-28 Paul Brook <paul@codesourcery.com>
5331 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5334 2005-09-28 Richard Guenther <rguenther@suse.de>
5336 PR tree-optimization/23853
5337 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5338 host_integerp to verify misalignment value.
5340 2005-09-28 Richard Henderson <rth@redhat.com>
5342 * builtins.c (get_builtin_sync_mode): New.
5343 (expand_builtin_sync_operation): Pass in mode argument.
5344 (expand_builtin_compare_and_swap): Likewise.
5345 (expand_builtin_lock_test_and_set): Likewise.
5346 (expand_builtin_lock_release): Likewise.
5347 (expand_builtin): Update to match.
5349 2005-09-28 Nick Clifton <nickc@redhat.com>
5351 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5352 formatting. Add check to PLUS case to ensure that the offset is
5353 within an acceptable range.
5355 * config/v850/v850.md (casesi): Disable the generation of the
5356 switch pattern as it is not being handled properly at the moment.
5358 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5359 for when the high words are identical.
5361 2005-09-27 Richard Henderson <rth@redhat.com>
5363 * pretty-print.c (pp_base_format): Fix typo for %>.
5365 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5366 Devang Patel <dpatel@apple.com>
5368 PR tree-optimization/23625
5369 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5370 LABEL_EXPR, assertion check.
5372 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5374 * optabs.c (no_conflict_move_test): Check if a result of a
5375 to-be-moved insn would be clobbered by an originally
5378 2005-09-27 Jeff Law <law@redhat.com>
5380 * passes.c (init_optimization_passes): Replace copy propagation
5381 passes immediately after DOM with phi-only copy propagation
5382 pases. Add phi-only copy propagation pass after first DOM pass.
5383 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5384 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5385 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5386 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5387 to init_copy_prop. Callers updated.
5388 (do_phi_only_copy_prop): New function.
5389 (pass_phi_only_copy_prop): New pass descriptor.
5391 2005-09-27 Nick Clifton <nickc@redhat.com>
5393 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5395 2005-09-26 Jason Merrill <jason@redhat.com>
5398 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5400 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5402 2005-09-26 James E Wilson <wilson@specifix.com>
5404 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5405 copyright. Add gcc copyright plus libgcc exception.
5406 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5408 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5410 2005-09-26 Jeff Law <law@redhat.com>
5412 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5413 about when to iterate.
5415 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5418 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5419 for __complex__ double in -mcpu=G5 mode.
5421 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5423 PR tree-optimization/23942
5424 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5425 * tree-scalar-evolution.c: Include params.h.
5427 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5428 follow_ssa_edge_in_condition_phi_branch,
5429 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5430 Change return type to t_bool. Use a parameter to limit the size of
5431 trees that are walked before stopping
5432 (analyze_evolution_in_loop): Initialize the limit to 0.
5433 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5434 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5436 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5439 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5440 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5442 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5444 * combine.c (make_extraction): Check for valid use of subreg.
5446 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5449 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5450 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5451 ("fist<mode>2_with_temp"): Use only register operands.
5453 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5455 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5456 CALL_INSN_FUNCTION_USAGE.
5458 2005-09-26 Richard Guenther <rguenther@suse.de>
5461 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5462 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5463 (ldst_entry): Use the hashtable instead of list-walking.
5464 (find_rtx_in_ldst): Likewise.
5465 (free_ldst_entry): Free the hashtable.
5466 (compute_ld_motion_mems): Create the hashtable.
5467 (trim_ld_motion_mems): Remove entry from hashtable if
5468 removing it from list.
5469 (compute_store_table): Likewise^2.
5470 (store_motion): Free hashtable in case we did not see
5473 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5475 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5476 and arg1 if we are passing them to fold_build2.
5478 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5481 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5484 2005-09-25 Richard Henderson <rth@redhat.com>
5486 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5487 SYMBOL_REF_TLS_MODEL to be correct.
5489 2005-09-24 Richard Henderson <rth@redhat.com>
5491 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5492 end of function. Reindent.
5494 2005-09-24 Ian Lance Taylor <ian@airs.com>
5496 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5497 NEGATE_EXPR/BIT_NOT_EXPR case.
5499 2005-09-24 Richard Henderson <rth@redhat.com>
5501 * c-common.c (handle_mode_attribute): When not modifying in place,
5502 create subtypes for enumerations.
5503 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5504 * gimplify.c (create_tmp_from_val): Likewise.
5506 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5508 * config/i386/i386.md (*tls_global_dynamic_64,
5509 *tls_local_dynamic_base_64): Add missing mode to call.
5510 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5512 2005-09-24 Jan Hubicka <jh@suse.cz>
5514 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5515 (cgraph_clone_node): Likewise.
5516 * cgraph.h (cgraph_clone_edge): Update prototype.
5517 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5518 duplicated prototypes; add updating argument.
5519 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5520 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5522 (cgraph_mark_inline_edge): Likewise.
5523 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5524 (cgraph_flatten_node): Likewise.
5525 (cgraph_decide_recursive_inlining): Likewise.
5526 (cgraph_decide_inlining_of_small_function): Likewise.
5527 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5529 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5530 Pete Steinmetz <steinmtz@us.ibm.com>
5532 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5533 (rldic.): Set type to "compare".
5535 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5536 mfjmpr for MFCTR/MFLR.
5537 (movdf_hardfloat64): Same.
5538 (movdf_softfloat64): Same. Correct order of store and move types.
5539 (movti_string): Set type to store_ux/load_ux.
5540 (load_multiple): Set type to load_ux.
5541 (store_multiple): Set type to store_ux.
5542 (movmemsi): Set type to store_ux.
5543 (output_cbranch direct_return): Set type to jmpreg.
5544 (stmw): Set type to store_ux.
5545 (lmw): Set type to load_ux.
5546 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5547 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5548 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5549 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5550 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5551 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5552 (rios1-fpstore): Increase latency to 3.
5553 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5554 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5556 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5557 Andrew Pinski <pinskia@physics.uc.edu>
5559 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5560 operand2 constraint to "b".
5561 (sync_<fetchop_name>di_internal): Same.
5562 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5564 (sync_old_<fetchop_name>di_internal): Same.
5565 (sync_new_<fetchop_name>si_internal): Same.
5566 (sync_new_<fetchop_name>di_internal): Same.
5568 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5571 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5572 case, define as macros.
5574 PR rtl-optimization/23837
5575 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5576 clobber / clobber match between dest and p->first.
5578 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5579 (no_conflict_move_test): Update comments.
5581 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5583 * doc/install.texi: Update URL for Jacks.
5584 * doc/sourcebuild.texi: Likewise.
5586 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5589 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5590 registers when choosing register preferences.
5591 (movdf_hardfloat64): Same.
5593 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5595 * expmed.c (expand_shift): Don't use the target of the rotate as
5596 target for the first expanded shift insn.
5597 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5599 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5601 PR tree-optimization/22438
5602 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5603 preserved iv rhs rewriting specially.
5605 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5607 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5608 estimate_only is true.
5609 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5610 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5611 tree-ssa-structalias.c
5612 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5613 ref_contains_indirect_ref.
5614 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5616 2005-09-21 DJ Delorie <dj@redhat.com>
5618 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5620 (mn10300_return_in_memory): Support variable size types also.
5621 (mn10300_pass_by_reference): Likewise.
5622 (mn10300_function_value): New.
5623 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5624 (FUNCTION_OUTGOING_VALUE): Likewise.
5625 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5626 * doc/invoke.texi: Document it.
5628 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5631 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5632 force integer op1 into register for XFmode compares.
5634 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5637 * expmed.c (alg_code): Add alg_impossible.
5638 (alg_hash_entry): Add cost.
5639 (synth_mult): Record alg_impossible in the hash table if
5640 multiplication by a given integer is impossble within the
5641 limit. Speed up using alg_impossible.
5643 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5645 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5646 argument. Allow and set any offset if needs_anyoffset is passed
5648 (get_constraint_for): Add argument here too.
5650 (do_structure_copy): Pass NULL to get_constraint_for.
5651 (handle_ptr_arith): Ditto.
5652 (find_func_aliases): Ditto.
5654 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5656 PR rtl-optimization/23898
5657 * output.h (get_attr_min_length): Declare.
5658 * final.c (get_attr_length_1): New function, broken out of:
5660 (get_attr_min_length): New function.
5661 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5662 (duplicate_computed_gotos): Likewise.
5663 * genattr.c (insn_min_length): Generate declaration.
5664 * genattrtab.c (min_fn, min_attr_value): New functions.
5665 (make_length_attrs): Generate insn_min_length.
5667 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5669 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5671 2005-09-20 Richard Henderson <rth@redhat.com>
5673 PR tree-optimization/24059
5674 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5677 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5679 * c.opt (fextended-identifiers): New.
5680 * c-opts.c (c_common_handle_option): Handle
5681 -fextended-identifiers.
5682 * doc/cpp.texi: Update documentation of extended identifiers.
5683 * doc/cppopts.texi (-fextended-identifiers): Document.
5685 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5687 PR tree-optimization/23929
5688 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5691 PR tree-optimization/23818
5692 * tree-stdarg.c (execute_optimize_stdarg): Call
5693 calculate_dominance_info.
5695 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5697 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5698 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5699 (compute_overlap_steps_for_affine_1_2): Use
5700 get_number_of_iters_for_loop.
5701 (analyze_subscript_affine_affine): Check whether difference is
5703 Use get_number_of_iters_for_loop.
5704 Check whether overlap occurs outside of bounds.
5705 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5707 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5709 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5710 base register if possible.
5712 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5714 PR tree-optimization/18463
5715 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5716 converting it directly is not possible.
5717 (chrec_convert_aggressive): New function.
5718 * tree-chrec.h (chrec_convert_aggressive): Declare.
5719 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5720 Fold chrec conversions aggressively if asked to.
5721 (instantiate_parameters): Modified because of changes in
5722 instantiate_parameters_1.
5724 2005-09-19 Richard Henderson <rth@redhat.com>
5726 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5727 (reduc_splus_v2df): New.
5729 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5731 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5732 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5734 2005-09-19 Richard Henderson <rth@redhat.com>
5736 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5739 2005-09-19 Richard Henderson <rth@redhat.com>
5741 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5742 (ia64_expand_dot_prod_v8qi): New.
5743 * config/ia64/ia64-protos.h: Update.
5744 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5745 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5746 sdot_prodv8qi, sdot_prodv4hi): New.
5747 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5749 2005-09-19 Richard Henderson <rth@redhat.com>
5752 * real.c (exact_real_truncate): Return false if the format cannot
5753 represent the number as a normal.
5755 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5756 for a memory source.
5758 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5760 * tree-ssa-operands.c (swap_tree_operands): Export.
5761 * tree.h (swap_tree_operands): Declare.
5762 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5763 Call swap_tree_operands.
5765 2005-09-19 Richard Henderson <rth@redhat.com>
5767 * tree-flow.h (merge_alias_info): Declare.
5768 * tree-ssa-copy.c (merge_alias_info): Export.
5769 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5770 (vect_create_data_ref_ptr): Use create_iv directly.
5771 (vectorizable_load): Use correct types for integer constants.
5772 (vect_generate_tmps_on_preheader): Likewise.
5773 (vect_gen_niters_for_prolog_loop): Likewise.
5775 2005-09-19 Steven Bosscher <stevenb@suse.de>
5777 PR rtl-optimization/23943
5778 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5780 2005-09-18 Jan Hubicka <jh@suse.cz>
5782 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5784 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5786 * varasm.c (output_constant): Do not abort on conversions to union
5787 types between different sizes.
5789 2005-09-18 Richard Guenther <rguenther@suse.de>
5792 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5795 2005-09-18 Paul Brook <paul@codesourcery.com>
5797 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5799 2005-09-17 Richard Henderson <rth@redhat.com>
5801 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5802 * tree-ssa-loop.c (pass_vect_dce): Remove.
5803 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5806 2005-09-17 Richard Henderson <rth@redhat.com>
5808 * tree-pass.h (pass_vect_dce): Declare.
5809 * passes.c (init_optimization_passes): Add it.
5810 * tree-flow.h (tree_ssa_dce): Declare.
5811 * tree-ssa-dce.c (tree_ssa_dce): Export.
5812 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5813 (gate_tree_vectorize): ... here.
5814 (pass_vect_dce): New.
5816 2005-09-17 Jan Hubicka <jh@suse.cz>
5818 * except.c (struct eh_status): Turn region_array into vec.
5819 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5820 convert_from_eh_region_ranges, find_exception_handler_labels,
5821 current_function_has_exception_handlers, assign_filter_values,
5822 build_post_landing_pads, dw2_build_landing_pads,
5823 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5824 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5825 foreach_reachable_handler, can_throw_internal_1,
5826 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5828 (duplicate_eh_region_1): Update region_array.
5829 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5831 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5834 * expmed.c (expand_mult): Substitute simple register for op0 when
5837 2005-09-17 Richard Henderson <rth@redhat.com>
5839 * expr.c (emit_move_via_integer): Add force argument, pass it on
5840 to emit_move_change_mode. Update callers.
5841 (emit_move_complex): Pass true to new force argument.
5842 * function.c (expand_function_end): Move expand_eh_return call
5843 earlier. Merge sub-word complex values into a pseudo before
5844 copying to the return hard register.
5846 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5848 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5849 between different sizes.
5851 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5855 * passes.c (init_optimization_passes): Register dump files for
5858 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5860 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5861 * config/s390/s390.c (s390_overlap_p): New function.
5862 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5863 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5866 2005-09-16 Richard Guenther <rguenther@suse.de>
5868 * ipa-pure-const.c (static_execute): Free auxiliar information.
5869 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5870 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5872 2005-09-15 DJ Delorie <dj@redhat.com>
5874 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5876 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5878 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5880 (swap_commutative_operands_with_target): New.
5882 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5884 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5887 (estimate_iters_using_array): New function.
5888 * tree-data-ref.h (estimate_iters_using_array): Prototype
5889 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5890 Use estimate_iters_using_array instead of analyze_array.
5892 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5894 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5897 2005-09-15 Michael Matz <matz@suse.de>
5899 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5901 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5903 PR tree-optimization/23835
5904 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5905 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5907 2005-09-14 Richard Henderson <rth@redhat.com>
5909 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5910 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5912 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5914 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5915 in the ARRAY_TYPE case.
5917 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5919 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5921 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5924 * tree-vect-transform.c (vectorizable_operation): Return false for
5925 scalar shift operations and for vector shift operations with
5926 non-invariant shift arguments. Use scalar tree operand op1 as
5927 a shift operand when vector shift insn pattern uses scalar shift
5929 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5931 2005-09-14 Olivier Hainque <hainque@adacore.com>
5933 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5934 value if it has side-effects.
5936 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5939 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5941 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5943 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5944 passed as NAME as if it were label at start of function code.
5946 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5948 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5951 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5953 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5954 as early clobber. Rewrite so the PIC register is not implicitly used.
5956 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5958 * tree.c (annotate_with_file_line): Compare line numbers before
5961 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5964 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5965 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5967 2005-09-13 Ian Lance Taylor <ian@airs.com>
5969 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5970 than a HOST_WIDEST_INT to gen_doloop_begin.
5972 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5974 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5976 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5978 PR tree-optimize/23817
5979 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5981 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5984 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5985 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5986 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5987 (restore_stack_nonlocal): Likewise.
5988 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5990 2005-09-12 Ian Lance Taylor <ian@airs.com>
5993 * c.opt (ffriend-injection): New C++ option.
5994 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5995 (C++ Dialect Options): Document -ffriend-injection.
5997 2005-09-12 Josh Conner <jconner@apple.com>
6000 * ipa-reference.c (static_execute): Don't mark variables in
6001 named sections TREE_READONLY.
6003 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6005 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6008 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6010 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6011 V_MUST_DEF instead of just the first_use_p.
6012 Don't mark the virtual variables for renaming on the statement which
6014 (pass_dse): Remove TODO_update_ssa.
6016 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6019 * stor-layout.c (compute_record_mode): For records with a single
6020 field, actually check the field's mode size against the type size.
6022 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6023 registers for TARGET_SHMEDIA.
6024 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6025 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6026 of GENERAL_REGS and FP_REGS.
6028 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6030 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6032 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6034 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6035 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6036 are omitted. Exclude stack_tie insn too.
6038 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6040 PR rtl-optimization/23098
6041 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6043 * config/rs6000/rs6000.md (movdf splitter): Use
6044 const_double_operand predicate for TARGET_POWERPC64.
6045 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6046 SYMBOL_REF method to ABI_V4.
6048 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6049 replace_equiv_address.
6050 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6051 rs6000_sr_alias_set and MEM_NOTRAP.
6052 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6054 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6056 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6057 handle CALL_EXPR again.
6059 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6061 * arm/predicates.md (alignable_memory_operand): Delete.
6063 2005-09-10 Richard Henderson <rth@redhat.com>
6066 * dbxout.c (dbxout_expand_expr): New.
6067 (dbxout_symbol): Use it.
6069 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6071 * arm.c (arm_gen_rotated_half_load): Delete.
6072 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6073 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6074 (thumb_set_return_address): Likewise.
6075 (thumb_load_double_from_address): Use adjust_address.
6076 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6077 (extendhsisi2_mem, movhi_bytes): Use change_address.
6078 (movhi): Use widen_memory_access.
6079 (reload_out_df): Use replace_equiv_address.
6080 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6082 2005-09-09 Richard Henderson <rth@redhat.com>
6085 * dbxout.c: Include expr.h.
6086 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6087 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6088 * Makefile.in (dbxout.o): Add EXPR_H.
6090 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6092 PR tree-optimization/23509
6093 * tree-cfg.c (replace_uses_by): Use replace_exp.
6094 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6095 pointers have name_mem_tag or type_mem_tag set.
6097 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6099 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6100 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6101 of wrongly accessing operands.
6103 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6105 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6106 * tree-chrec.c: Include tree-scalar-evolution.h.
6107 (chrec_convert): Instantiate the base and step before calling
6108 scev_probably_wraps_p that would fail on parametric evolutions.
6109 Collect all the fails into a single section failed_to_convert,
6110 print a diagnostic, and return chrec_dont_know instead of calling
6112 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6113 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6115 (scev_const_prop): Don't replace the definition of a loop closed ssa
6116 phi node by itself, or by another loop closed ssa phi node.
6117 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6118 that base and step are defined.
6120 2005-09-09 Richard Guenther <rguenther@suse.de>
6123 * fold-const.c (fold_ternary): Check truth_value_p before
6124 calling invert_truthvalue.
6126 2005-09-09 Nick Clifton <nickc@redhat.com>
6128 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6129 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6130 dimension of these arrays.
6131 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6133 * longlong.h: Only provide a prototype for the __clz_tab[] array
6134 if this header has not been included from libgcc2.h.
6135 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6137 Provide prototypes for exported functions.
6138 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6141 2005-09-08 Josh Conner <jconner@apple.com>
6145 * expr.c (expand_expr_addr_expr_1): Don't invoke
6146 expand_simple_binop for EXPAND_INITIALIZER.
6148 2005-09-08 Richard Henderson <rth@redhat.com>
6151 * toplev.c (wrapup_global_declaration_1): Split out ...
6152 (wrapup_global_declaration_2): ... from ...
6153 (wrapup_global_declarations): ... here. Return bool.
6154 (check_global_declaration_1): Split out ...
6155 (check_global_declarations): from here.
6156 (emit_debug_global_declarations): New.
6157 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6158 check_global_declaration_1, emit_debug_global_declarations): Declare.
6159 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6160 of decls. Call wrapup_global_declaration_1,
6161 wrapup_global_declaration_2, check_global_declaration_1 directly.
6162 (c_write_global_declarations_2): New.
6164 (c_write_global_declarations): Call c_write_global_declarations_2.
6165 * langhooks.c (write_global_declarations): Call
6166 emit_debug_global_declarations.
6168 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6169 remove decls that have DECL_RTL_SET_P.
6170 * passes.c (rest_of_decl_compilation): Invoke
6171 cgraph_varpool_finalize_decl for all but functions.
6173 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6175 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6176 the result of a conversion if the new min and max cannot be compared.
6178 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6180 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6181 (override_options): Setting s390_sr_alias_set removed.
6182 (save_fpr, save_gprs): Set alias set to vararg or frame.
6183 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6184 s390_sr_alias_set with get_frame_alias_set ().
6185 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6186 get_varargs_alias_set ().
6188 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6192 * c-parser.c (c_parser_objc_method_definition): If the next
6193 token is not "{", error out and don't start the function.
6195 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6197 * tree-vrp.c (extract_range_from_expr): Move the check for non
6198 nullness after the check for gimple invariant.
6200 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6202 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6204 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6207 * config/m32r.md (movmemsi_internal): Canonicalize order of
6208 operands in PLUS component of template.
6210 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6212 * reload1.c (fixup_eh_region_note): Remove assertion.
6213 (fixup_abnormal_edges): Reverted removal of call to
6214 find_many_sub_basic_blocks made on 2005-08-31.
6216 2005-09-07 Richard Henderson <rth@redhat.com>
6218 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6219 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6220 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6221 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6222 rearrange for better packing.
6223 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6224 (lookup_cfa_1): Remove inline marker.
6225 (cfa_equal_p): Split out of ...
6226 (def_cfa_1): ... here. Use INVALID_REGNUM.
6227 (build_cfa_loc): Handle !cfa->indirect.
6228 (frame_pointer_cfa_offset): New.
6229 (dbx_reg_number): Assert register elimination performed; do
6230 leaf register remapping.
6231 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6232 (eliminate_reg_to_offset): New.
6233 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6234 for verifiably local stack frame addresses; re-base to CFA.
6235 (mem_loc_descriptor): Remove can_use_fbreg argument.
6236 (concat_loc_descriptor, loc_descriptor): Likewise.
6237 (containing_function_has_frame_base): Remove.
6238 (rtl_for_decl_location): Don't do register elimination or
6239 leaf register remapping here.
6240 (secname_for_decl): Split out from ..
6241 (add_location_or_const_value_attribute): ... here.
6242 (convert_cfa_to_loc_list): New.
6243 (compute_frame_pointer_to_cfa_displacement): New.
6244 (gen_subprogram_die): Use them.
6245 * tree.h (frame_base_decl): Remove.
6246 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6247 (prologue_stack_adjust): Remove.
6248 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6249 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6250 (set_frame_base_location): Remove.
6251 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6252 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6253 (vt_add_function_parameters): Don't eliminate_regs.
6254 (vt_initialize): Don't create frame_base_decl.
6256 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6258 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6259 version of GNU binutils for 4.x and later.
6261 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6263 * ggc-page.c (ggc_push_context): Remove.
6264 (ggc_pop_context): Likewise.
6265 * ggc.h (ggc_push_context): Remove.
6266 (ggc_pop_context): Likewise.
6268 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6271 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6272 returning from an interrupt handler.
6274 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6277 * config/arc/arc.c (output_shift): Add check for loop count when
6280 2005-09-06 Steven Bosscher <stevenb@suse.de>
6282 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6284 (abs_replacement): Likewise.
6285 (pass_phiopt): Remove TODO_update_ssa.
6287 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6290 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6291 if "return with no value, in function returning non-void" warning
6293 * tree-cfg.c (execute_warn_function_return): Don't look at
6294 RETURN_EXPRs with TREE_NO_WARNING set.
6297 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6298 for internal functions doesn't use registers used by global registers
6299 variables. Use fewer register parameters if there are global register
6302 2005-09-06 Olivier Hainque <hainque@adacore.com>
6303 Eric Botcazou <ebotcazou@adacore.com>
6306 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6307 when we would be extracting outside its bit span (bitpos+bitsize
6308 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6309 Ada unchecked conversions.
6311 2005-09-06 Steven Bosscher <stevenb@suse.de>
6313 * tree-ssa-pre.c (try_look_through_load): New function.
6314 (compute_avail): Use it to try to look through loads for some
6315 more useful expressions.
6317 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6319 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6320 condition for detecting cases like (a&a) and (a^a).
6322 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6324 * common.opt: Add option ftree-vect-loop-version.
6325 * params.def: Add --param vect-max-version-checks.
6326 * doc/invoke.texi: Document ftree-vect-loop-version and
6327 --param vect-max-version-checks.
6328 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6329 may_misalign_stmts and defines for accessors.
6330 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6331 LOOP_VINFO_MAY_MISALIGN_STMTS.
6332 (destroy_loop_vec_info): VEC_free for
6333 LOOP_VINFO_MAY_MISALIGN_STMTS.
6334 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6335 Update documentation.
6336 (vect_update_misalignment_for_peel): New.
6337 (vect_enhance_data_refs_alignment): Update to choose loop
6338 peeling or loop versioning if appropriate for the (potentially)
6339 unaligned data references in the loop.
6340 (vect_analyze_data_refs_alignment): Remove call to
6341 vect_enhance_data_refs_alignment so the checks can be done
6343 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6344 and move up call to vect_analyze_data_refs_alignment.
6345 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6346 (vect_transform_loop): Add call to loop_version.
6348 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6350 PR rtl-optimization/23098
6351 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6352 * simplify-rtx.c (constant_pool_reference_p): New function.
6353 * rtl.h (constant_pool_reference_p): New prototype.
6354 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6355 constant_pool_reference_p in condition and
6356 avoid_constant_pool_reference in preparation statements.
6358 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6360 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6361 STRICT_LOW_PART SETs.
6363 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6366 * except.c (sjlj_emit_function_enter): Find the function begin
6367 note even when it's not in first basic block.
6369 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6371 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6372 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6373 * aclocal.m4: Regenerate.
6375 2005-09-05 DJ Delorie <dj@redhat.com>
6377 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6380 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6382 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6383 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6384 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6385 Follow spelling conventions.
6386 * doc/invoke.texi: Follow spelling conventions.
6388 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6390 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6391 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6392 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6394 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6397 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6398 (output_stack_adjust): Use gen_tmp_stack_mem.
6399 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6400 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6401 (sh_get_pr_initial_val): Likewise.
6402 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6403 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6404 * sh.md (divsi_inv_m0): Use gen_const_mem.
6405 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6406 (movdf_i4+1): Use gen_tmp_stack_mem.
6407 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6408 (fpu_switch+2): Likewise.
6409 (movv4sf_i, movv16sf_i): Use adjust_address.
6410 (symGOT_load): Set MEM_NOTRAP_P bit.
6412 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6415 * pa.c (emit_move_sequence): Fix typo in last change.
6417 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6419 PR rtl-optimization/23454
6420 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6423 2005-09-03 Richard Henderson <rth@redhat.com>
6424 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6427 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6430 2005-09-02 Nicolas Pitre <nico@cam.org>
6432 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6433 to bit_count to 32 bits.
6435 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6438 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6439 generating synthetic loads from volatile lvalues.
6441 005-09-02 Nick Clifton <nickc@redhat.com>
6443 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6444 __ctzhi2, __clzhi2): New functions.
6446 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6449 * tree-nested.c (struct var_map_elt): Mark with GTY.
6450 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6452 (lookup_field_for_decl): Allocate new element in GC memory.
6453 (lookup_tramp_for_decl): Likewise.
6454 (convert_nl_goto_reference): Likewise
6455 (create_nesting_tree): Allocate info in GC memory. Likewise for
6457 (free_nesting_tree): Free with ggc_free instead of free.
6458 (root): New static variable.
6459 (lower_nested_functions): Remove root as local variable. And zero out
6460 root at the end of the function.
6462 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6464 PR rtl-optimization/20365
6465 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6466 to short. New member ix.
6467 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6468 (simplify_plus_minus): Initialize ix members before calling qsort.
6470 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6472 PR tree-optimization/23626
6473 * tree-cfg.c (replace_uses_by): Clean up eh info.
6475 2005-09-01 DJ Delorie <dj@redhat.com>
6477 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6480 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6482 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6483 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6486 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6488 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6489 do not issue warning for a variable definition following
6492 2005-09-01 Richard Henderson <rth@redhat.com>
6495 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6496 conversion to CONST_VECTOR.
6498 2005-09-01 Richard Henderson <rth@redhat.com>
6501 * reload1.c (reload_as_needed): Check !CALL_P before calling
6502 fixup_eh_region_note.
6503 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6505 2005-09-01 DJ Delorie <dj@redhat.com>
6507 * varasm.c (output_constant): Let the target resolve
6508 conversions of addresses to non-default pointer sizes.
6510 2005-09-01 Nicolas Pitre <nico@cam.org>
6512 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6513 to alow matching ARM pre-indexed addressing mode.
6514 (arm_override_options): Remove now irrelevant comment.
6516 2005-09-01 Phil Edwards <phil@codesourcery.com>
6518 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6519 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6520 * config/i386/vxworks.h: Likewise.
6521 * config/i386/t-vxworksae: New file, for VxWorks AE.
6522 * config/i386/vxworksae.h: Likewise.
6524 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6526 PR tree-optimization/23410
6527 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6528 sequence is not wrapping during the first step.
6530 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6533 * dwarf2out.c (base_type_die): Compare char_type_node with
6534 TYPE_MAIN_VARIANT (type), not type.
6536 2005-09-01 Richard Guenther <rguenther@suse.de>
6538 PR tree-optimization/15366
6539 * common.opt: Add -finline-functions-called-once.
6540 Put -fearly-inlining in alphabetically ordered place.
6541 * doc/invoke.texi: Document new option.
6542 * ipa-inline.c (cgraph_decide_inlining): Honour
6543 flag_inline_functions_called_once.
6545 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6547 PR rtl-optimization/23478
6548 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6549 (alloc_qty): Initialize it.
6550 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6551 (combine_regs): Combine also n_throwing_calls_crossed fields.
6552 (find_free_reg): Don't attempt to caller-save pseudos crossing
6553 calls that might throw.
6554 * global.c (struct allocno): Add throwing_calls_crossed field.
6555 (global_alloc): Revert 2005-08-22 change. Initialize
6556 throwing_calls_crossed.
6557 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6560 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6563 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6564 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6565 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6566 (and64_2_operand): Tweak to use predicate.
6567 (and_operand): Adjust for mask_operand changes.
6568 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6569 (print_operand): Likewise.
6570 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6571 (mask64_1or2_operand): Delete.
6572 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6573 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6574 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6575 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6576 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6577 (rotldi3_internal4): Likewise.
6578 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6579 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6580 (ashldi3_internal7): Likewise.
6581 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6582 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6583 (anddi3 split): Don't match mask64_operand.
6584 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6585 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6586 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6587 't' splitter predicate.
6588 (movdi_internal64 + 2): Revert 2005-06-11 change.
6590 2005-08-31 DJ Delorie <dj@redhat.com>
6592 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6593 (m32c_asm_integer): Add support for 32 bit pointers.
6595 2005-08-31 Richard Henderson <rth@redhat.com>
6597 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6598 component-like references for setting MEM_NOTRAP_P.
6600 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6601 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6603 2005-08-31 Richard Henderson <rth@redhat.com>
6605 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6606 into a pseudo before applying gen_lowpart.
6608 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6610 * doc/install.texi (Specific): Update cctools version required
6611 for full functionality.
6612 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6613 linkers as -macosx_version_min.
6615 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6618 * sh.c (print_operand, %R and %S): Add handling of floating point
6619 registers, memory, constants and invalid operands.
6621 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6623 * ipa-pure-const.c: Change dump name.
6625 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6628 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6629 to "reg_or_0_operand".
6630 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6632 2005-08-31 Dale Johannesen <dalej@apple.com>
6634 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6635 loops that count down.
6637 2005-08-31 Richard Henderson <rth@redhat.com>
6640 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6641 (fixup_eh_region_note): New.
6642 (reload_as_needed): Call it.
6643 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6644 don't call find_many_sub_basic_blocks; call verify_flow_info.
6645 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6646 (keep_stack_depressed): Likewise.
6647 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6649 2005-08-31 Richard Henderson <rth@redhat.com>
6651 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6654 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6656 * expr.c (expand_expr_real_1): Compare size of address
6657 mode to target's address mode size in deciding expansion of
6658 the constant address.
6660 2005-08-31 Richard Guenther <rguenther@suse.de>
6663 * expr.c (all_zeros_p): New function.
6664 (expand_expr_real_1): Handle the case of an all-zero
6665 non-addressable constructor separately.
6667 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6669 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6670 arguments, adjust all callers.
6671 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6673 2005-08-30 Richard Henderson <rth@redhat.com>
6676 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6677 whenever the mode sizes match.
6679 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6681 * calls.c (load_register_parameters): Fix comment typo.
6682 * expr.c (emit_push_insn): Comment formatting.
6684 2005-08-30 Ian Lance Taylor <ian@airs.com>
6686 * config/i386/x-cygwin (host-cygwin): Change dependency from
6687 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6689 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6691 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6694 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6697 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6698 call to ggc_collect.
6700 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6703 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6704 beginning. Remove $(INCLUDES) from all the rules, if following
6705 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6707 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6710 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6711 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6712 not constant, but maxlen is, don't set len to maxlen, rather
6713 set maxlen to len if len is a constant.
6715 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6717 PR tree-optimization/23475
6718 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6721 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6723 Fix PR middle-end/22455
6725 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6726 Checksum only the parts of the tree that exist for the tree code.
6728 2005-08-28 Dale Johannesen <dalej@apple.com>
6730 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6732 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6734 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6736 2005-08-28 Richard Henderson <rth@redhat.com>
6738 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6739 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6742 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6745 * builtins.c (get_memory_rtx): Don't strip nops
6746 in between COMPONENT_REFs.
6748 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6751 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6753 (gimplify_modify_expr): Check for zero sized types and gimplify the
6754 rhs and lhs as statements.
6756 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6759 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6760 state for return address column of signal frames.
6762 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6765 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6766 bytes >= 2 not bytes == 2.
6767 (expand_block_move): Same.
6769 2005-08-27 Richard Guenther <rguenther@suse.de>
6772 * config/i386/sse.md (sse2_movsd): Add missing closing
6775 2005-08-27 Paul Brook <paul@codesourcery.com>
6777 * genrecog.c (enum decision_type): Add DT_num_insns.
6778 (struct decision_test): Add u.num_insns.
6779 (add_to_sequence): Add DT_num_insns test.
6780 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6781 (write_cond, debug_decision_2): Ditto.
6782 (change_state): Assume peep2_next_insn never fails.
6783 Remove "afterward" argument.
6784 (write afterward, write_tree): Update to match.
6785 * recog.c (peep2_current_count): New variable.
6786 (peep2_next_insn): Check it.
6787 (peephole2_optimize): Set peep2_current_count.
6788 * recog.h (peep2_current_count): Declare.
6790 2005-08-26 Josh Conner <jconner@apple.com>
6793 * ipa-pure-const.c (check_tree): Check for volatile-ness
6794 when considering a dereference.
6796 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6798 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6800 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6802 PR rtl-optimization/23561
6803 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6804 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6805 at most LEN bytes long memory fits into the field.
6806 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6807 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6808 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6810 2005-08-26 Richard Henderson <rth@redhat.com>
6813 * loop.c (biased_biv_may_wrap_p): New.
6814 (maybe_eliminate_biv_1): Use it to suppress non-equality
6815 comparison transformations. Delete disabled code.
6817 2005-08-26 Ian Lance Taylor <ian@airs.com>
6819 * combine.c (make_extraction): Avoid reference outside object.
6821 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6823 * stor-layout.c (finalize_type_size): Restore behaviour for
6824 non-aggregate types to the status quo ante of the patch for
6825 pr 23467. Document why it matters.
6827 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6830 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6831 array by one element, initialize the BT_LAST element with NULL.
6833 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6835 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6836 optimizing for size.
6838 (compare_plus_eqsi): Same.
6839 (plus_eqsi_compare): Same.
6840 (neg_eq0<mode>): Same.
6841 (neg_eq<mode>): Same.
6843 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6846 2005-08-26 Nick Clifton <nickc@redhat.com>
6848 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6849 TARGET_EP is not defined.
6850 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6851 TARGET_EP is enabled.
6852 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6853 * config/v850/v850.md (save_all_interrupt): Only use the EP
6854 register if TARGET_EP is defined.
6855 (restore_all_interrupt): Likewise.
6856 * config/v850/lib1funcs.asm: Update functions so that the EP
6857 register is only used if __EP__ is defined.
6859 2005-08-26 David Ung <davidu@mips.com>
6861 * config/mips/mips.c (mips_expand_prologue): Handle case when
6862 generating for MIPS16 and the outgoing argument area is more than
6863 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6866 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6868 * config/crx/crx.md: Make doloop_end pattern usage controllable
6869 via mloop-nesting=<max-nesting> command line switch. Make sure
6870 the combiner cannot use doloop_end_<mode> in an illegal way.
6871 * config/crx/crx.c: Use regs up to r6 for argument passing.
6872 Refine crx_address_cost (non cst4 displacements are expensive).
6873 * config/crx/crx.opt: Add switch for mloop-nesting=.
6875 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6877 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6878 (UNSPEC_MVST): New constant.
6880 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6882 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6883 Reject operands containing eliminable registers.
6884 * testsuite/gcc.dg/20050825-1.c: New testcase.
6886 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6887 Jan Hubicka <jh@suse.cz>
6889 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6891 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6893 PR tree-optimization/23546
6894 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6897 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6899 * params.def (PARAM_MIN_SPEC_PROB): New.
6900 * sched-rgn.c (MIN_PROBABILITY): Delete.
6901 (compute_trg_info): Convert to PARAM_VALUE.
6902 * doc/invoke.texi (param): Document min-spec-prob.
6904 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6906 * config/darwin.h: define __PIC__
6907 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6908 TARGET_OS_CPP_BUILTINS macro.
6910 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6912 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6915 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6917 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6919 * cfghooks.c (duplicate_block): Added position where to place
6920 new block as argument.
6921 * cfghooks.h (duplicate_block): Declaration changed.
6922 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6924 * cfglayout.h (copy_bbs): Declaration changed.
6925 * cfgloop.h (loop_version): Declaration changed.
6926 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6927 position to copy_bbs.
6928 (loop_version): Pass position to duplicate_loop_to_header_edge.
6929 Add place_after argument and position new blocks according to
6931 * modulo-sched.c (sms_schedule): Pass place_after argument
6933 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6934 * tree-cfg.c (split_edge_bb_loc): New function.
6935 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6936 to determine position of new blocks.
6937 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6939 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6940 argument to duplicate_block.
6941 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6942 Pass position to copy_bbs.
6944 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6946 * fold-const.c (ptr_difference_const): Use
6947 cst_and_fits_in_hwi instead of host_integerp.
6949 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6951 * config/darwin.c (gen_pic_offset): New.
6952 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6955 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6957 PR tree-optimization/23486
6958 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6960 2005-08-23 Phil Edwards <phil@codesourcery.com>
6962 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6963 remove use_collect2.
6964 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6966 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6967 configuration files to override the default value.
6969 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6970 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6971 * config/vx-common.h: New file, split out from...
6972 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6973 * config/vxworksae.h: New file, for VxWorks AE.
6974 * config/vxworks.opt: New file.
6975 * config/vxlib.c: Update for VxWorks 6.
6977 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6978 other MULTILIB_* variables appropriately.
6979 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6980 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6981 * config/rs6000/vxworks.h: Update for VxWorks 6.
6982 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6984 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6987 * config/darwin.c (machopic_select_section): Remove the hack to
6988 mark "::operator new" and "::operator delete" for coalescing
6989 even though they are not weak.
6991 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6993 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6994 * configure: Regenerate.
6996 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6999 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7001 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7002 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7005 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7007 * config/rs6000/predicates.md (equality_operator): New.
7008 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7009 comparison with a large constant.
7011 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7013 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7015 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7017 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7018 registers is even, and we have a hardware double precision fp,
7020 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7021 size of current argument when checking if argument was passed in
7024 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7027 * stor-layout.c (finalize_type_size): Dont override
7028 existing alignment with a smaller alignment from the mode.
7030 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7032 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7033 * lambda.h (lambda_vector_lexico_pos): ... here.
7034 * tree-data-ref.c (build_classic_dist_vector): Return false when
7035 the distance vector is lexicographically negative.
7037 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7039 PR tree-optimization/23511
7040 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7041 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7043 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7045 PR tree-optimization/22043
7046 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7047 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7048 If ALLOW_FLEXARR, handle types ending with flexible array member.
7049 Pass false as second argument to recursive count_type_elements calls.
7050 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7051 argument to count_type_elements call.
7052 * tree-sra.c (decide_block_copy): Likewise.
7053 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7054 for a constant-sized object, set cleared as well. Pass true as
7055 second argument to count_type_elements call.
7057 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7060 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7061 from legitimate_small_data_p, and make global. Update use.
7062 Remove forward declaration.
7063 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7065 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7067 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7069 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7070 of scratch intermediates.
7071 (eq<mode>_compare): Same.
7072 (neg_eq0<mode>): New.
7073 (neg_eq<mode>): Convert to define_insn_and_split.
7075 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7078 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7079 stdarg functions, set/clear the fp marker even when no variable
7081 * config/rs6000/sysv4.opt (mprototype): Describe.
7083 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7085 PR rtl-optimization/23478
7086 * regs.h (reg_info): Add throw_calls_crossed.
7087 (REG_N_THROWING_CALLS_CROSSED): Define.
7088 * flow.c (allocate_reg_life_data): Initialize
7089 REG_N_THROWING_CALLS_CROSSED.
7090 (propagate_one_insn, attempt_auto_inc): Update
7091 REG_N_THROWING_CALLS_CROSSED.
7092 * global.c (global_alloc): Don't allocate pseudos across
7093 calls that may throw.
7095 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7098 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7099 value is inbetween the range if we did not find an exact match.
7101 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7103 * doc/invoke.texi (Option Summary): Add ms1 options.
7104 * doc/extend.texi: Document interrupt handler attribute for ms1.
7105 * doc/md.texi: Document ms1 constraints.
7106 * config.gcc: Add ms1-*-elf.
7107 * config/ms1/ms1.h: New.
7108 * config/ms1/ms1.c: New.
7109 * config/ms1/ms1.md: New.
7110 * config/ms1/ms1-protos.h: New.
7111 * config/ms1/ABI.txt: New.
7112 * config/ms1/crti.asm: New.
7113 * config/ms1/crtn.asm: New.
7114 * config/ms1/lib2extra-funcs.c: New.
7115 * config/ms1/t-ms1: New.
7116 * config/ms1/ms1.opt: New.
7118 2005-08-22 Ira Rosen <irar@il.ibm.com>
7120 * config/rs6000/altivec.md (xorv4sf3): New.
7121 (negv4sf2, neg<mode>2): Likewise.
7123 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7126 * config/ia64/ia64.md (divsi3): Check divide by zero.
7127 (udivsi3): Likewise.
7129 (udivdi3): Likewise.
7131 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7133 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7134 up to elem_bitsize bits, not max_bitsize.
7136 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7138 PR tree-optimization/23433
7139 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7140 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7142 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7144 PR tree-optimization/23434
7145 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7146 the iteration bound is not an INTEGER_CST.
7148 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7150 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7151 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7152 NULL if need_epilog_adjust is false.
7153 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7154 Case 3 always peels first itration, not just for PLUS case, and no need
7155 to use scalar_initial_def here. Create an epilog adjustment only if
7156 scalar_initial_def is not NULL.
7158 (vectorizable_reduction): Remove assert.
7160 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7163 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7164 (__moddi3): Likewise.
7165 (__udivdi3): Likewise.
7166 (__umoddi3): Likewise.
7167 (__divsi3): Likewise.
7168 (__modsi3): Likewise.
7169 (__udivsi3): Likewise.
7170 (__umodsi3): Likewise.
7172 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7174 * tree-pass.h (TDF_GRAPH): Define.
7175 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7176 * passes.c (finish_optimization_passes): Only call
7177 finish_graph_dump_file if TDF_GRAPH is set.
7178 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7179 NULL. Set TDF_GRAPH bit.
7180 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7182 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7184 * arm.h (arm_stack_offsets): Add locals_base field.
7185 * arm.c (arm_get_frame_offsets): Compute it.
7186 (thumb_compute_initial_elimination offset): Make the Thumb frame
7187 pointer point to the base of the local variables.
7188 (thumb_expand_prologue): Update accordingly.
7189 (thumb_expand_epilogue): Likewise.
7191 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7192 mode of clobbered scratch to DImode. Handle a case that's known to
7195 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7197 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7198 (gt0<mode>_compare): Delete.
7199 (neg_gt0<mode>): Delete.
7201 2005-08-19 Eric Christopher <echristo@apple.com>
7203 * optabs.h: Change CTI_ to COI_.
7206 2005-08-19 James E Wilson <wilson@specifix.com>
7208 * builtins.c (expand_builtin_return_addr): Set
7209 current_function_accesses_prior_frames when count != 0. Use
7210 frame_pointer_rtx when count == 0.
7211 * function.h (struct function): Add accesses_prior_frames field.
7212 (current_function_accesses_prior_frames): Define.
7213 * reload1.c (init_elim_table): Check
7214 current_function_accesses_prior_frames.
7215 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7217 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7219 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7220 indicator. Return true if the flowgraph changed during
7223 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7226 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7227 conditional expression before testing its value.
7229 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7231 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7233 2005-08-19 Devang Patel <dpatel@apple.com>
7235 PR tree-optimization/23048
7236 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7237 third parameter. Check whether latch is dominated by exit
7239 (if_convertible_loop_p): Supply exit block itself to
7240 if_convertible_bb_p.
7242 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7245 * arm.md (arm_load_pic_register): Change argument to the mask of
7246 saved registers. Call thumb_find_work_register if we need a
7247 scratch register on Thumb.
7248 (arm_expand_prologue): Pass empty register set to
7249 arm_load_pic_register.
7250 (thumb_expand_prologue): Pass live_regs_mask directly to
7251 arm_load_pic_register.
7252 * arm-protos.h (arm_load_pic_register): Update prototype.
7254 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7256 * sh.c (find_sole_member): New function.
7257 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7258 if the record's alignment is larger than the size of its only member.
7260 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7263 * arm.c (thumb_legitimize_reload_address): New function.
7264 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7265 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7267 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7269 * config/crx/crx.c: Implement crx_decompose_address. Reject
7270 symbolic displacements since CRX register relative adressing
7271 mode can't handle unsigned 32-bit values as displacements.
7272 * config/crx/crx.h: Simplify definitions, remove redundant
7273 parenthesis and obsolete macros.
7274 * config/crx/crx.opt: Add new switch for debugging addresses.
7275 * config/crx/crx-protos.h: Add new declarations for above.
7277 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7280 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7283 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7285 * collect2.c (dup2): Delete.
7286 * configure.ac: Don't check for dup2.
7288 * config.in, configure: Regenerate.
7290 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7292 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7293 record with the type of its only member.
7295 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7297 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7298 define_insn_and_split.
7299 (plus_ltu<mode>_compare): Same.
7300 (gtu<mode>_compare): Same.
7301 (plus_gtu<mode>_compare): Same.
7303 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7305 PR tree-optimization/22228
7306 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7308 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7309 are recorded in vect_vnames_to_rename for renaming.
7310 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7311 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7312 in vect_vnames_to_rename.
7313 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7314 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7316 2005-08-18 Jan Hubicka <jh@suse.cz>
7319 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7320 info only for local statics, not for member variables.
7322 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7324 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7326 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7328 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7330 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7333 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7335 2005-08-17 James E Wilson <wilson@specifix.com>
7337 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7340 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7342 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7343 (leu<mode>_compare): Same.
7344 (plus_leu<mode>): Same.
7345 (neg_leu<mode>): Same.
7346 (and_neg_leu<mode): Same.
7347 (ltu<mode>_compare): Same.
7348 (plus_ltu<mode>): Same.
7350 (geu<mode>_compare): Same.
7351 (plus_geu<mode>): Same.
7352 (neg_geu<mode>): Same.
7353 (and_neg_geu<mode>): Same.
7354 (plus_gt<mode>): Same.
7355 (gtu<mode>_compare): Same.
7356 (plus_gtu<mode>): Same.
7358 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7360 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7361 Move call_table_data to end. Delete spurious .text.
7362 (callt_save_all_interrupt): Fix comment typo.
7364 2005-08-17 James E Wilson <wilson@specifix.com>
7365 Kevin Winchester <winchester@amirix.com>
7368 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7370 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7373 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7374 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7376 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7378 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7379 record with the type of its only member if the modes don't match.
7381 * varasm.c (decode_reg_name): Skip empty additional register names.
7383 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7385 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7386 lsm_tmp_name_length): New.
7387 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7388 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7390 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7391 Andreas Krebbel <krebbel1@de.ibm.com>
7393 * config.gcc: Added z9-109 switch.
7394 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7395 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7396 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7397 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7398 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7399 for "z9_109" cpu attribute.
7400 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7401 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7402 (s390_handle_arch_option): Added z9-109 switch.
7403 (override_options): Set respective cost function for z9-109.
7404 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7405 (legitimate_reload_constant_p): Accept extended immediates.
7406 (print_operand): Three new output modifiers added: k, m and o.
7407 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7408 (s390_output_mi_thunk): Use extended immediate when possible.
7409 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7410 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7411 (CONSTRAINT_LEN): Added length of O constraint.
7412 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7413 * config/s390/s390.md ("cpu"): New value z9_109 added.
7414 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7415 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7416 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7417 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7418 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7419 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7420 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7421 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7422 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7423 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7424 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7425 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7426 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7427 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7428 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7430 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7431 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7432 insns for TARGET_EXTIMM.
7434 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7436 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7438 2005-08-17 Nick Clifton <nickc@redhat.com>
7440 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7441 Call default_encode_section_info.
7443 2005-08-17 Steven Bosscher <stevenb@suse.de>
7445 PR tree-optimization/21574
7446 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7447 constant, return CONSTANT.
7448 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7449 (ccp_fold, visit_assignment): Likewise.
7450 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7452 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7454 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7455 fold_buildN instead of buildN then fold_initializer or fold.
7456 (build_unary_op): Likewise.
7457 (build_binary_op): Likewise.
7458 * fold-const.c (fold_initializer): Remove.
7459 (fold_build1_initializer): New function.
7460 (fold_build2_initializer): New function.
7461 (fold_build3_initializer): New function.
7462 * tree.h (fold_initializer): Remove.
7463 (fold_build1_initializer): New function.
7464 (fold_build2_initializer): New function.
7465 (fold_build3_initializer): New function.
7467 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7469 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7470 (try_move_mult_to_index): Call fold_build2 instead of build2.
7471 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7472 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7473 fold_binary_to_constant.
7474 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7476 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7477 check if A == gcd (A, B). Remove TYPE argument.
7478 (analyze_offset) Use fold_build2 instead of fold (build.
7479 (create_data_ref): Likewise.
7480 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7481 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7484 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7486 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7487 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7489 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7492 * gimplify.c (zero_sized_type): New function.
7493 (gimplify_modify_expr_rhs): If we have a zero sized type,
7494 replace the statement with an empty statement.
7496 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7498 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7501 2005-08-16 Ian Lance Taylor <ian@airs.com>
7503 * doc/tm.texi (Label Output): Correct typo.
7505 2005-08-16 Steven Bosscher <stevenb@suse.de>
7508 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7509 force_operand will work later on using have_insn_for.
7511 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7513 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7515 2005-08-16 Ian Lance Taylor <ian@airs.com>
7518 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7519 vector type, don't try to construct it element by element. Add an
7520 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7522 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7524 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7526 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7528 * doc/invoke.texi (Precompiled Headers): Document some more options
7529 which are known to be safe.
7531 2005-08-16 James E Wilson <wilson@specifix.com>
7533 PR tree-optimization/21105
7534 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7535 TREE_OVERFLOW check.
7537 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7539 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7540 (neg_ltu<mode>): Same.
7542 (neg_gtu<mode>): Same.
7544 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7546 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7547 (fold_builtin_isdigit): Use fold_buildN.
7548 (build_function_call_expr): Likewise.
7549 * c-typeck.c (c_finish_loop): Likewise.
7551 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7552 Richard Shann <rshann@superh.com>
7554 PR middle-end/20396:
7555 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7557 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7559 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7561 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7564 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7565 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7568 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7571 * fold-const.c (build_range_check): Disable optimization for function
7572 pointer expressions on targets that require function pointer
7575 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7577 * simplify-rtx.c (simplify_const_relational_operation): When
7578 extracting arguments of a COMPARE, recompute the mode as well.
7580 2005-08-15 Ian Lance Taylor <ian@airs.com>
7582 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7584 2005-08-15 DJ Delorie <dj@redhat.com>
7586 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7588 (movsi_splittable): Allow, but split, moves to the stack.
7589 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7592 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7594 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7595 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7596 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7598 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7599 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7600 Delete HOST_PTR_PRINTF.
7602 * configure, config.in: Regenerate.
7604 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7606 * config/rs6000/rs6000.md (QHSI): New mode macro.
7607 (wd): Extend mode attr for QImode and HImode
7608 (dbits): New mode attr.
7609 (zero_extend<mode>di2): Convert to mode macro.
7611 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7614 * doc/invoke.texi (-mgnu-ld): Update description.
7617 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7620 * Makefile.in (tree-chrec.o): Depends on real.h.
7621 * tree-chrec.c: Include real.h.
7622 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7623 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7624 * tree-scalar-evolution.c (add_to_evolution_1,
7625 interpret_rhs_modify_expr): Ditto.
7627 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7630 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7631 step is negative compute the estimation from init downwards to zero.
7633 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7635 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7637 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7639 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7641 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7642 Accept double-word constants that can be split.
7643 * config/s390/s390.md ("movti"): Use 'P' constraint.
7644 ("*movdi_31", "*movdf_31"): Likewise.
7646 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7648 Fix PR tree-optimization/22615
7650 * tree-ssa-structalias.c (solution_set_add): Handle
7651 first_vi_for_offset returning NULL.
7652 (do_da_constraint): Ditto.
7653 (do_sd_constraint): Ditto.
7654 (do_ds_constraint): Ditto
7655 (find_func_aliases): Ditto.
7656 (build_constraint_graph): RHS is allowed be ANYTHING.
7657 (first_vi_for_offset): Return NULL if we couldn't find anything at
7660 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7662 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7663 over memory as first operand.
7665 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7668 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7669 available for setting it.
7671 2005-08-14 Ira Rosen <irar@il.ibm.com>
7673 PR tree-optimization/23320
7674 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7675 data-refs' types instead of base object nullness. Add check for
7676 pointer type data-refs before first location comparison. Remove
7679 2005-08-14 Andreas Schwab <schwab@suse.de>
7681 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7683 2005-08-13 James E Wilson <wilson@specifix.com>
7685 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7686 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7687 -fstack-protector-all, --param ssp-buffer-size): Document.
7688 (-Wvariadic-macros): Alphabetize.
7689 (-fsched-stalled-insns-dep): Add missing 'f'.
7691 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7694 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7696 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7697 or indirect address operand.
7698 (EXTRA_ADDRESS_CONSTRAINT): New.
7699 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7701 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7703 PR tree-optimization/22236
7704 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7705 successors and predecessors.
7706 * tree-chrec.c (chrec_convert): Before converting, check that
7707 sequences don't wrap.
7708 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7709 (analyze_array): Extern.
7710 (find_data_references_in_loop): Remove call to
7711 compute_estimated_nb_iterations.
7712 * tree-data-ref.h (analyze_array): Declared.
7713 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7714 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7715 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7716 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7718 * tree-ssa-loop-ivcanon.c: Fix documentation.
7719 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7720 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7721 (infer_loop_bounds_from_undefined): New.
7722 (estimate_numbers_of_iterations_loop): Use
7723 infer_loop_bounds_from_undefined.
7724 (used_in_pointer_arithmetic_p): New.
7725 (scev_probably_wraps_p): Pass an extra parameter. Call
7726 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7727 (convert_step): Fix documentation.
7728 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7729 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7730 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7731 scev_probably_wraps_p.
7733 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7735 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7736 (s390_register_info): Ignore clobbered_regs information for fixed
7737 registers, and only fixed registers.
7738 (s390_init_frame_layout): Remove redundant call.
7740 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7742 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7743 description of -Wold-style-casts.
7745 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7746 Jakub Jelinek <jakub@redhat.com>
7748 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7749 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7750 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7751 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7752 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7753 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7754 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7755 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7756 ("stack_protect_set", "stack_protect_test"): New expanders.
7757 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7758 "stack_protect_testdi"): New insn definitions.
7760 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7762 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7764 2005-08-12 Paul Brook <paul@codesourcery.com>
7766 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7768 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7770 * config/s390/predicates.md (setmem_operand): New predicate.
7771 (shift_count_operand): Accept ANDs with special constants as
7773 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7774 with special constants.
7775 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7776 shift_count_operand with setmem_operand.
7778 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7780 * config/s390/s390.c (s390_extract_part, s390_single_part):
7782 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7783 (s390_output_mi_thunk): Don't use lg on 31 bit.
7784 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7785 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7787 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7789 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7790 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7791 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7792 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7793 with one of the new macros.
7795 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7797 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7798 Don't set save_return_addr_p.
7799 (s390_register_info): Make clobbered_regs not depending on
7802 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7804 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7805 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7807 2005-08-11 James E. Wilson <wilson@specifix.com>
7809 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7811 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7813 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7814 locations gathered by var-tracking in single entry loc_list
7815 over loc_descriptor_from_tree.
7817 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7818 pass it down to loc_descriptor.
7819 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7820 (containing_function_has_frame_base): Move earlier in the file.
7821 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7822 instead of always assuming fbreg can't be used.
7824 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7826 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7827 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7828 Accept address wrapped in AND for Altivec.
7829 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7830 Strip AND wrapping offset address for Altivec.
7832 2005-08-11 Richard Henderson <rth@redhat.com>
7835 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7836 before using TYPE_IS_SIZETYPE.
7838 2005-08-11 Richard Henderson <rth@redhat.com>
7841 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7842 insn types not present on ev4.
7843 (alphaev5_insn_pipe): Similarly.
7845 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7848 * arm.c (arm_override_options): If the user has selected callee-super-
7849 interworking, then enable normal interworking.
7851 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7853 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7856 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7858 * doc/rtl.texi: Fix two typos.
7860 2005-08-11 Richard Guenther <rguenther@suse.de>
7863 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7864 cases where we call to/from functions returning void.
7866 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7869 * tree.c (build_pointer_type_for_mode): Robustify.
7871 2005-08-10 James E Wilson <wilson@specifix.com>
7873 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7874 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7876 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7879 2005-08-10 Eric Christopher <echristo@apple.com>
7881 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7882 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7885 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7888 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7889 for the high part when generating dynamic-no-pic code.
7891 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7893 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7894 (x86_64-*-linux*): Likewise.
7896 * config/i386/crtfastmath.c: New file.
7897 * config/i386/t-crtfm: Likewise.
7899 * config/i386/linux.h (ENDFILE_SPEC): New.
7900 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7902 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7905 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7907 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7908 (vec_shl, vec_shr): Document new operations.
7909 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7911 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7913 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7914 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7915 change predicate to indexed_or_indirect_address.
7917 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7919 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7920 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7921 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7922 and __aeabi_uwrite8.
7923 * config/arm/unaligned-funcs.c: New file.
7924 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7926 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7928 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7930 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7931 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7933 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7934 * final.c (pass_shorten_branches): Add dump.
7935 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7936 (pass_life): Rename dump.
7937 (rest_of_handle_flow2): Remove initial verify_flow_info.
7938 * function.c (pass_instantiate_virtual_regs): Add dump.
7939 * integrate.c (pass_initial_value_sets): Add dump.
7940 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7941 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7942 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7943 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7944 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7945 gate_rtl_unrool_and_peel_loops): New.
7946 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7947 rtl_doloop): Do not look at flags.
7948 * mode-switching.c (pass_mode_switching): Add dump.
7949 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7950 pass_split_before_regstack): Add dump.
7951 * regmove.c (pass_stack_adjustments): Add dump.
7952 * tree-optimize.c (pass_fixup_cfg): Add dump.
7954 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7957 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7958 deciding which instruction sequence to use.
7960 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7962 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7963 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7965 2005-08-09 Richard Guenther <rguenther@suse.de>
7967 * c-common.c (builtin_function_2): Remove.
7968 (def_builtin_1): New function.
7969 (c_common_nodes_and_builtins): Use def_builtin_1 to
7970 build builtin functions.
7972 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7974 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7975 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7976 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7979 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7981 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7982 fold_binary instead of fold_build2 since we don't care about the
7984 (loop_niter_by_eval): Likewise.
7985 (compare_trees): Likewise.
7986 (proved_non_wrapping_p): Likewise.
7988 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7992 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7993 if the if is really empty.
7995 2005-08-09 Steven Bosscher <stevenb@suse.de>
7997 PR tree-optimization/23234
7998 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7999 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8000 argument of the new enum.
8001 (execute_cse_reciprocals): Add reciprocals for function arguments
8002 on the unique successor edge of the entry block. Update other calls
8003 to execute_cse_reciprocals_1.
8005 2005-08-08 Richard Henderson <rth@redhat.com>
8008 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8010 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8012 * expr.c (write_complex_part): Return after handling MEM.
8014 2005-08-08 Josh Conner <jconner@apple.com>
8016 PR rtl-optimization/23241
8017 * combine.c (simplify_comparison): Fix error in determining
8018 whether to lift a subreg from comparison.
8020 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8023 * config/rs6000/altivec.md (vec_init<mode>): New.
8024 (vec_set<mode>): New.
8025 (vec_extract<mode>): New.
8026 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8027 (rs6000_expand_vector_set): New.
8028 (rs6000_expand_vector_extract): New.
8029 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8030 for Altivec modes before reload.
8031 (altivec_expand_vec_init_builtin): New.
8032 (get_element_number): New.
8033 (altivec_expand_vec_set_builtin): New.
8034 (altivec_expand_vec_ext_builtin): New.
8035 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8037 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8039 * config/rs6000/rs6000.h (rs6000_builtins): Add
8040 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8041 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8042 * config/rs6000/rs6000-protos.h: Declare new functions.
8044 2005-08-08 Jan Hubicka <jh@suse.cz>
8046 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8047 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8048 * i386.md (movdi*): Use pic_32bit_operand.
8049 * predicates.md (pic_32bit_operand): New.
8051 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8054 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8056 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8058 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8059 (test_for_singularity): Use fold_build2.
8061 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8063 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8065 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8067 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8068 (COMMON_ASM_OP) Define.
8069 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8070 (ix86_encode_section_info): Likewise.
8071 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8072 SUBTARGET_ENCODE_SECTION_INFO.
8074 2005-08-06 Richard Henderson <rth@redhat.com>
8077 * tree-nested.c (convert_local_reference): Save and restore val_only
8078 around component_ref and friends. Clear walk_subtrees by default.
8080 2005-08-06 Peter O'Gorman <peter@pogma.com>
8083 * gcc.c (process_command): Check the argument to -b has a dash.
8084 * doc/invoke.texi: Update -b and -V docs.
8086 2005-08-06 James E Wilson <wilson@specifix.com>
8088 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8090 2005-08-06 Michael Matz <matz@suse.de>
8092 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8093 member only if only one insn is associated with the value.
8095 2005-08-06 Nick Clifton <nickc@redhat.com>
8097 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8099 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8100 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8101 Check symbol flags instead of symbol name mangling.
8102 (xstormy16_asm_output_aligned_common): Likewise. Also
8103 simplify code since the bss100_section cass is the only case
8104 where the below100 code will be triggered.
8105 (xstormy16_encode_section_info): Encode below100 attribute
8106 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8108 (xstormy16_strip_name_encoding): Delete - this function is no
8110 (TARGET_STRIP_NAME_ENCODING): Undefine.
8111 * config/stormy16/stormy16-protos.h: Delete prototype for
8112 xstormy16_strip_name_encoding.
8114 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8116 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8117 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8118 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8119 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8120 config/alpha/predicates.md, config/arc/arc.h,
8121 config/arm/arm.h, config/arm/ieee754-df.S,
8122 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8123 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8124 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8125 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8126 config/m68hc11/m68hc11.h, config/mips/mips.c,
8127 config/mips/mips.h, config/mips/openbsd.h,
8128 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8129 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8130 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8131 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8132 config/sparc/linux.h, config/sparc/linux64.h,
8133 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8134 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8135 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8136 typos. Follow spelling conventions.
8138 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8141 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8142 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8143 specially. Check for side effects only for COND_EXPR.
8144 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8145 return with TREE_NO_WARNING.
8147 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8149 PR rtl-optimization/23233
8150 * loop.c (combine_movables): Require the modes to be the same.
8151 (move_movables): Remove handling of cases where the replacement
8152 had a different mode to the original.
8154 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8156 PR tree-optimization/23128
8157 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8158 subtraction wrap, and set TREE_OVERFLOW if they do.
8160 2005-08-05 Richard Henderson <rth@redhat.com>
8163 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8164 FORCED_LABEL labels.
8166 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8169 * reload.c (find_reloads_subreg_address): Pass down TYPE
8170 unchanged. Change all callers except find_reloads_toplev.
8172 2005-08-05 Michael Matz <matz@suse.de>
8174 * genattrtab.c (current_alternative_string): Remove.
8175 (SIMPLIFY_ALTERNATIVE): Ditto.
8176 (attr_alt_bit_p): Ditto.
8177 (alternative_name): Make const char *.
8178 (evaluate_eq_attr): Remove use of above things.
8179 (simplify_test_exp): Ditto.
8180 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8181 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8183 2005-08-04 James E Wilson <wilson@specifix.com>
8185 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8186 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8187 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8188 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8189 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8191 2005-08-04 Richard Henderson <rth@redhat.com>
8194 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8195 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8196 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8197 if we'd have to instantiate too many members.
8199 2005-08-04 Richard Henderson <rth@redhat.com>
8202 * tree-outof-ssa.c (coalesce_asm_operands): New.
8203 (coalesce_ssa_name): Use it. Split out ...
8204 (coalesce_phi_operands, coalesce_result_decls): ... these.
8206 2005-08-04 Paul Brook <paul@codesourcery.com>
8208 * read-rtl.c (read_quoted_string): Break if EOF.
8210 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8212 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8213 (fold_build2): Likewise.
8214 (fold_build3): Likewise.
8215 (fold_build1_stat): New function prototype.
8216 (fold_build2_stat): Likewise.
8217 (fold_build3_stat): Likewise.
8218 * fold-const.c (fold_build1): Rename to ..
8219 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8220 through to build1_stat.
8221 (fold_build2): Rename to ..
8222 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8223 through to build2_stat.
8224 (fold_build3): Rename to ..
8225 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8226 through to build3_stat.
8228 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8229 Ian Lance Taylor <ian@airs.com>
8231 * function.c (assign_stack_local_1): Do not correct stack slot
8232 address if allocation size is smaller than mode size.
8234 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8237 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8238 (tree_merge_blocks): Propagate anything allowed by
8240 Clarify documentation.
8241 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8242 SSA form, schedule an update if necessary.
8244 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8246 * doc/install.texi (Binaries): Remove broken link to
8247 Sinix/Reliant Unix binaries.
8249 2005-08-03 Richard Henderson <rth@redhat.com>
8252 * function.c (stack_protect_epilogue): Export.
8253 * tree.h (stack_protect_epilogue): Declare.
8254 * calls.c (expand_call): Call it.
8256 2005-08-03 Eric Christopher <echristo@apple.com>
8258 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8259 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8262 2005-08-04 Jan Hubicka <jh@suse.cz>
8264 * profile.c (branch_prob): Split edges with goto locus on them
8265 to get proper line counts.
8266 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8268 2005-08-03 Paul Brook <paul@codesourcery.com>
8270 * function.c (assign_parms): Round current_function_args_size
8271 to PARM_BOUNDARY, not STACK_BOUNDARY.
8273 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8275 * config/i386/i386.c (x86_elf_aligned_common)
8276 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8278 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8280 PR tree-optimization/23157
8281 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8282 before emitting them.
8284 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8286 PR tree-optimization/19899
8287 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8288 * tree-scalar-evolution.c: Include real.h.
8289 (add_to_evolution): Build constant -1 of correct type.
8291 2005-08-03 Jan Hubicka <jh@suse.cz>
8293 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8294 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8295 profile updating for complette unrolling.
8296 * loop-unroll.c (peel_loop_completely): Use it.
8297 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8298 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8301 2005-08-03 Paul Brook <paul@codesourcery.com>
8303 * combine.c (can_change_dest_mode): New function.
8304 (try_combine, simplify_set): Use it.
8306 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8308 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8311 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8313 * doc/install.texi (Specific): Adjust link to openavr.org.
8314 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8315 (Binaries): Adjust HP-UX Porting Center link.
8316 (Binaries): Adjust Free Software Foundation ordering link.
8318 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8320 * convert.c (convert_to_integer): Use fold_build1 instead of
8321 build1 when converting an integer to an integer.
8323 2005-08-02 Richard Henderson <rth@redhat.com>
8325 * combine.c (combine_instructions): Don't use reg_equal/equiv
8326 results if the mode doesn't match.
8328 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8330 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8331 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8333 2005-08-02 Richard Henderson <rth@redhat.com>
8336 * explow.c (memory_address): Remove special-case for
8337 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8339 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8342 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8343 number of calls to cleanup_tree_cfg_1.
8345 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8347 * doc/invoke.texi: document file extensions .F90 and .F95
8349 2005-08-02 Richard Guenther <rguenther@suse.de>
8351 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8352 positive if its first argument is positive.
8354 2005-08-02 Richard Guenther <rguenther@suse.de>
8356 PR tree-optimization/23177
8357 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8360 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8362 PR tree-optimization/23129
8363 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8364 varying for divisions with anti-ranges.
8366 2005-08-02 Jan Hubicka <jh@suse.cz>
8368 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8369 * tree-ssa-threadupdate.c (thread_block): Add it here.
8371 2005-08-01 James E Wilson <wilson@specifix.com>
8373 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8374 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8375 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8377 * config/mips/predicates.md (const_call_insn_operand): Add check for
8378 SYMBOL_REF_LONG_CALL_P.
8379 * doc/extend.texi (long_call): Document the new attribute.
8381 2005-08-01 Ian Lance Taylor <ian@airs.com>
8382 Richard Henderson <rth@redhat.com>
8384 * Makefile.in (RTL_BASE_H): Add real.h.
8385 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8387 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8389 * rtl.c (rtl_check_failed_code_mode): New.
8390 * rtl.h (struct rtx_def): Add u.rv.
8391 (XCMWINT, XCNMPRV): New.
8392 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8393 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8395 2005-08-01 Richard Henderson <rth@redhat.com>
8397 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8398 with auto-inc codes.
8400 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8402 2005-08-01 Jan Hubicka <jh@suse.cz>
8404 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8405 * i386.c: Include dwarf2.h
8406 (asm_preferred_eh_data_format): New.
8407 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8409 2005-08-01 Ian Lance Taylor <ian@airs.com>
8411 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8412 randomize_va_space for virtual address randomization control.
8414 2005-08-01 Steven Bosscher <stevenb@suse.de>
8416 * common.opt (flag_ipa_cp): Put in right place to maintain
8419 2005-08-01 Jan Hubicka <jh@suse.cz>
8421 * profile.c (compute_value_histograms): Fix thinko.
8422 * value-prof.c: Include toplev.h
8423 (check_counter): New function.
8424 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8425 tree_mod_subtract_transform): Add sanity check.
8427 2005-08-01 Richard Guenther <rguenther@suse.de>
8429 PR tree-optimization/23133
8430 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8431 current functions parameter decls to find defs to cse
8434 2005-08-01 Richard Guenther <rguenther@suse.de>
8436 PR tree-optimization/23109
8437 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8438 If trapping math is in effect, use post-dominator information
8439 to check if we'd in any case reach a trapping point before
8440 doing the reciprocal insertion.
8441 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8442 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8443 expressions are invariant only if trapping math is not in effect.
8445 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8447 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8448 cgraph_function_versioning): New declarations.
8449 * cgraphunit.c: Add include to ipa-prop.h.
8450 (update_call_expr, cgraph_copy_node_for_versioning,
8451 cgraph_function_versioning): New functions.
8452 * integrate.c (copy_decl_for_inlining): Remove.
8453 * ipa-prop.h (ipa_replace_map): New struct.
8454 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8455 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8456 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8457 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8458 ipcp_iterate_stage, ipcp_method_scale_print,
8459 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8460 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8461 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8462 ipcp_update_bb_counts, ipcp_update_profiling,
8463 ipcp_update_edges_counts): New functions.
8464 (ipcp_method_cval_init): Remove restriction regarding local methods.
8465 (ipcp_init_stage): Add ipcp_method_compute_scale.
8466 (ipcp_insert_stage): Add versioning.
8467 (ipcp_structures_print): Add ipcp_method_scale_print.
8468 (ipcp_driver): Dump profiling info.
8469 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8470 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8471 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8472 (struct inline_data): Add versioning_p, ipa_info, new fields.
8473 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8474 declare_return_variable): Replace calls to copy_decl_for_inlining with
8476 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8478 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8479 Add argument VERSIONING.
8480 (copy_arguments_for_versioning, copy_static_chain,
8481 function_versionable_p, tree_versionable_function_p,
8482 tree_function_versioning, replace_ref_tree): New functions.
8483 * tree-inline.h: Include varray.h.
8484 (tree_versionable_function_p, tree_function_versioning,
8485 tree copy_decl_for_dup): New declarations.
8487 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8489 * ipa-cp.c: New file. Contains IPCP specific functionality.
8490 * ipa-prop.h: New file. Contains structures/definitions that can be
8491 used by several interprocedural data flow optimizations (and also IPCP).
8492 * ipa-prop.c: New file.
8493 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8494 * common.opt: Add ipa-cp flag.
8495 * timevar.def: Add IPCP optimization.
8496 * tree-optimize.c (init_tree_optimization_passes): Schedule
8498 * tree-pass.h (pass_ipa_cp): Declare.
8500 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8502 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8503 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8504 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8505 config/i386/i386.c, config/mips/mips.h,
8506 config/rs6000/rs6000.h, config/sh/sh.c,
8507 config/stormy16/stormy16.c: Fix comment typos.
8509 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8512 * c-typeck.c (build_binary_op): Use common_type wrapper on
8514 (common_type): Update comment.
8516 2005-07-31 Steven Bosscher <stevenb@suse.de>
8519 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8520 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8521 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8523 2005-07-31 Jan Hubicka <jh@suse.cz>
8525 * pretty-print.h (pp_widest_integer): New macro.
8526 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8529 2005-07-31 Jan Hubicka <jh@suse.cz>
8531 * output.h (enum section_category): Export from varasm.c
8532 (categorize_decl_for_section): Likewise.
8533 * varasm.c (enum section_category): Kill.
8534 (categorize_decl_for_section): Make global.
8535 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8537 * i386.c (ix86_section_threshold): New static variable.
8538 (ix86_in_large_data_p, ix86_encode_section_info,
8539 x86_64_elf_unique_section,
8540 x86_64_elf_select_section): New functions.
8541 (TARGET_ENCODE_SECTION_INFO): Define
8542 (override_options): Enable medium model for PIC.
8543 (ix86_expand_prologue): Expand gen_set_got_rex64.
8544 (legitimate_constant_p): Handle new UNSPECs.
8545 (legitimate_pic_address_disp_p): Likewise.
8546 (legitimize_pic_address): Lower MEDIUM model addressing.
8547 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8548 (enum cmodel): Add MEDIUM_PIC.
8549 (SYMBOL_REF_FAR_ADDR_P): New macro.
8550 (SYMBOL_FLAG_FAR_ADDR): New flag.
8551 * i386.md (movdi): Support medium model.
8552 (set_got_rex64): New pattern.
8553 * i386.opt (mlarge-data-threshold): New flag.
8554 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8555 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8556 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8557 TARGET_ASM_UNIQUE_SECTION): New.
8559 * invoke.texi (-mlarge_data_threshold): Document
8561 2005-07-31 Jan Hubicka <jh@suse.cz>
8563 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8564 (coalesce_vars): Likewise.
8565 * tree-ssa-live.c (coalesce_cost): New.
8566 (build_tree_conflict_graph): Use coalesce_cost.
8567 * tree-ssa-live.h (coalesce_cost): Declare.
8569 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8571 * arm.md (all peepholes for post-increment operations): Delete.
8572 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8573 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8574 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8575 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8576 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8578 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8580 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8583 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8586 * doc/invoke.texi: Document -rdynamic.
8588 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8591 * c-parser.c (c_parser_parms_list_declarator): Call
8592 mark_forward_parm_decls.
8593 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8594 decls with visibility structure.
8596 2005-07-30 Paul Brook <paul@codesourcery.com>
8598 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8600 2005-07-30 Paul Brook <paul@codesourcery.com>
8602 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8604 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8606 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8608 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8611 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8612 nested function declarators.
8613 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8614 (grokparms): Call warn_if_shadowing for parameters used within the
8616 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8617 not used within the parameter list.
8618 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8620 2005-07-30 Jan Hubicka <jh@suse.cz>
8622 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8623 * i386.c (ix86_fixup_binary_operands): Likewise.
8624 (ix86_expand_unary_operator): Likewise.
8625 (ix86_expand_fp_absneg_operator): Likewise.
8626 * optabs.c (expand_vec_cond_expr): Validate dest.
8628 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8631 * real.c (real_from_string): Also set last bit if there is a
8632 nonzero hex digit beyond GCC's internal precision after ".".
8634 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8636 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8637 define_constants. Change duplicate values to unassigned numbers.
8638 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8639 (*altivec_vspltsf): New.
8640 (altivec_vperm_v4sf): Delete.
8641 (altivec_vperm_<mode>): Use mode macro V.
8642 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8643 (altivec_predicate_v4sf): Delete.
8644 (altivec_predicate_<mode>): Use mode macro V.
8645 (*altivec_lvesfx): New.
8646 (*altivec_stvesfx): New.
8647 (vec_realign_load_v4sf): Delete.
8648 (vec_realign_load_<mode>): Use mode macro V.
8649 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8652 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8655 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8657 * configure: Regenerated.
8659 2005-07-29 Paul Brook <paul@codesourcery.com>
8661 * doc/install.texi: Add link to GFortran binaries wiki page.
8663 2005-07-29 David Ung <davidu@mips.com>
8665 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8666 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8667 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8668 * config/mips/mips.md (cpu): Add 5kf name.
8669 (includes): Includes 5k.md.
8670 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8671 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8674 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8677 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8678 (cleanup_tree_cfg): ... here.
8679 Call cleanup_tree_cfg_1 until there are no more cleanups to
8682 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8684 * tree-vrp.c (compare_range_with_value): Return true or false
8685 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8686 EQ_EXPR respectively.
8688 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8690 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8693 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8695 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8696 (tree_ssa_dominator_optimize): Increment it.
8697 (dump_dominator_optimization_stats): Print it.
8699 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8700 Steven Bosscher <stevenb@suse.de>
8702 PR rtl-optimization/23117
8703 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8704 when head == tail. Tidy comment.
8706 2005-07-28 Richard Henderson <rth@redhat.com>
8708 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8709 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8710 * jump.c (rtx_renumbered_equal_p): Likewise.
8711 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8712 CONST_INT and CONST_DOUBLE.
8713 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8714 * reload.c (operands_match_p): Special case CONST_INT and
8715 CONST_DOUBLE; check mode earlier.
8717 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8720 * c-typeck.c (convert_for_assignment): Do not check
8721 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8723 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8726 * c-typeck.c (composite_type): Prefer constant size arrays to
8729 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8732 * real.c (real_from_string): Set last bit if there is a nonzero
8733 hex digit beyond GCC's internal precision.
8735 2005-07-28 Richard Henderson <rth@redhat.com>
8738 * cfgcleanup.c (try_forward_edges): Watch out for end of
8741 2005-07-28 James E Wilson <wilson@specifixinc.com>
8744 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8746 2005-07-28 Jan Hubicka <jh@suse.cz>
8748 * Makefile.in (rtl-profile.o): Kill all traces of it.
8749 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8750 * coverage.h (rtl_coverage_counter_ref): Kill.
8751 * opts.c (flag_speculative_prefetching_set): Kill.
8752 (flag_loop_optimize_set): New.
8753 (common_handle_option): Disable loop optimizer when profiling;
8754 do not handle speculative prefetching.
8755 * passes.c (init_optimization_passes): Replace pass_profiling combo
8756 by branch_prob pass.
8757 * profile.c (compute_value_histograms): Update for simplified value
8759 (rtl_register_profile_hooks): Kill.
8760 (pass_profiling): Kill.
8761 (rest_of_handle_branch_prob): Do not profile.
8762 * toplev.c (process_options): Remove speculative prefetching.
8763 * toplev.h (flag_tree_based_profiling): Kill.
8764 * tree-profile.c (prepare_instrumented_value,
8765 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8766 tree_gen_one_value_profiler, do_tree_profiling): Update for
8767 simplified datastructures.
8768 * value-prof.c: Add comment that speculative prefetching was dropped;
8769 update rest of file for simplified datastructures.
8770 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8771 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8772 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8773 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8774 rtl_mod_subtract, gen_speculative_prefetch,
8775 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8776 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8777 (gate_handle_value_profile_transformations,
8778 rest_of_handle_value_profile_transformations,
8779 pass_value_profile_transformations): Kill.
8780 * value-prof.h (histogram_value_t): Remove IL based unions.
8781 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8782 rtl_profile_hooks): Remove hooks.
8784 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8786 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8787 (cgraph_clone_node): Likewise.
8788 * cgraph.h (cgraph_clone_edge): Update prototype.
8789 (cgraph_clone_node): Likewise.
8790 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8792 (lookup_recursive_calls): Consider profile.
8793 (cgraph_decide_recursive_inlining): Fix updating; use new
8794 probability argument; use profile.
8795 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8796 * tree-inline.c (copy_bb): Update clal of clone_edge.
8797 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8799 * invoke.texi (min-inline-recursive-probability): Document.
8801 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8803 * doc/install.texi (Configuration): Update Valgrind homepage.
8805 2005-07-28 Richard Henderson <rth@redhat.com>
8808 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8809 labels we want to delete.
8810 (cfg_layout_merge_blocks): Likewise.
8812 2005-07-28 Richard Henderson <rth@redhat.com>
8815 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8816 when expanding to nothing.
8818 2005-07-28 Josh Conner <jconner@apple.com>
8820 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8821 (cgraph_decide_inlining_of_small_functions): Likewise.
8823 2005-07-28 Josh Conner <jconner@apple.com>
8825 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8826 direction of badness if negative.
8827 (cgraph_default_inline_p): Add reason to parameters, and assign it
8829 (cgraph_decide_inlining_of_small_functions): New parameter in call
8830 to cgraph_default_inline_p.
8831 (cgraph_decide_inlining_incrementally): Likewise.
8832 * cgraphunit.c (decide_is_function_needed): Likewise.
8833 * cgraph.h (cgraph_default_inline_p): Likewise.
8835 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8837 * builtins.c: Fix comment typo(s).
8838 * genautomata.c: Likewise.
8839 * gimplify.c: Likewise.
8840 * tree-dfa.c: Likewise.
8841 * tree-flow-inline.h: Likewise.
8842 * tree-into-ssa.c: Likewise.
8843 * tree-ssa-alias.c: Likewise.
8844 * tree-ssa-ccp.c: Likewise.
8845 * tree-ssa-copy.c: Likewise.
8846 * tree-ssa-dce.c: Likewise.
8847 * tree-ssa-dom.c: Likewise.
8848 * tree-ssa-operands.c: Likewise.
8849 * tree-tailcall.c: Likewise.
8850 * tree-vectorizer.c: Likewise.
8851 * tree-vrp.c: Likewise.
8854 2005-07-28 Jeff Law <law@redhat.com>
8856 * tree-vrp.c (test_for_singularity): Extracted from ...
8857 (simplify_cond_using_ranges): Attempt to simplify a relational
8858 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8860 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8862 PR tree-optimization/22506
8863 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8864 phis whose argument is constant.
8866 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8868 PR rtl-optimization/18992
8869 Back out this patch:
8870 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8871 PR optimization/12142
8872 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8873 uses of the register in the SET_SRC. Remove unnecessary argument.
8875 Replace it with this:
8876 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8877 if flag_non_call_exceptions is set and the insn may trap, pass
8878 pc_rtx as dest for recursion.
8879 In SET_SRC part of SET case, if dest is already set, pass it down
8882 2005-07-28 Jan Hubicka <jh@suse.cz>
8884 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8885 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8886 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8888 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8889 profile when available.
8891 2005-07-28 Jan Beulich <jbeulich@novell.com>
8893 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8894 (ia64_print_operand): Describe and handle 'X'.
8895 (ia64_register_move_cost): Also handle FP_REGS.
8896 (ia64_preferred_reload_class): Likewise.
8897 (ia64_secondary_reload_class): Likewise.
8898 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8899 it. Also check for ITANIUM_CLASS_FLDP.
8900 * config/ia64/ia64.h (FP_REGNO_P): New.
8901 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8902 (reg_class): Add FP_REGS.
8903 (REG_CLASS_NAMES): Adjust for it.
8904 (REG_CLASS_CONTENTS): Likewise.
8905 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8906 (REG_CLASS_FROM_LETTER): Handle 'x'.
8907 (CLASS_MAX_NREGS): Handle FP_REGS.
8908 (MEMORY_MOVE_COST): Likewise.
8909 * config/ia64/ia64.md (itanium_class): Add fldp.
8910 (type): Handle fldp.
8911 (movti_internal): More allowable operand combinations. Use ldfp8 when
8912 splitting unnecessary. Remove predicable attribute. Adjust
8913 itanium_class attribute.
8914 (smuldi3_highpart): Remove outdated comment.
8915 (mulditi3, umulditi3, rotlti3): New expanders.
8916 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8917 (absti2): Disabled new insn for future reference.
8918 Respective new splitters.
8919 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8920 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8921 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8923 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8925 PR rtl-optimization/23047
8926 * simplify-rtx.c (simplify_const_relational_operation): Respect
8927 flag_wrapv for comparisons with ABS.
8929 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8931 PR tree-optimization/22493
8932 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8933 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8935 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8937 * config/frv/frv.opt (moptimize-membar): New.
8939 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8941 * config/frv/frv.h: Remove machine_function definition.
8943 * config/frv/frv.c (struct frv_io): New.
8944 (struct machine_function): Moved from frv.h. Add has_membar_p.
8945 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8946 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8947 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8948 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8949 (frv_reorg): Call frv_optimize_membar when appropriate.
8950 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8951 (frv_expand_builtin): Adjust calls accordingly.
8952 (frv_io_address_cookie): New function.
8953 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8954 load or store rather than a special insn. Add ccnstant address and
8955 io-type operands to the membar.
8956 (frv_ifcvt_modify_tests): Unsign regno.
8957 (frv_ifcvt_modify_tests): Same.
8959 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8960 UNSPEC_OPTIONAL_MEMBAR constant.
8961 (builtin_read_<mode>): Delete.
8962 (builtin_write_<mode>): Delete.
8963 ("optional_membar_<mode>"): Add operand.
8965 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8966 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8967 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8968 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8969 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8970 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8971 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8972 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8973 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8975 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8977 * df.c (df_uses_record): Handle SCRATCH.
8979 2005-07-28 Steven Bosscher <stevenb@suse.de>
8982 * passes.c (rest_of_decl_compilation): If decl is a type and
8983 we have encountered errors, don't emit debug information.
8985 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8987 * params.def: Fixed comment.
8989 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8992 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8993 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8994 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8996 2005-07-27 Steven Bosscher <stevenb@suse.de>
8999 * varasm.c (assemble_start_function): Don't do anything that may
9000 require a CFG if the current function is a thunk.
9002 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9004 * doc/install.texi (Prerequisites): Mention that perl is needed
9005 to do export control in libstdc++ targetting Darwin.
9007 2005-07-27 Steven Bosscher <stevenb@suse.de>
9009 PR rtl-optimization/17808
9010 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9011 (sched_insns_conditions_mutex_p): Split out from...
9012 (add_dependence): ...here. But don't call it from here.
9013 (add_dependence_list): Check sched_insns_conditions_mutex_p
9014 before calling add_dependence.
9015 (add_dependence_list_and_free): Likewise.
9016 (fixup_sched_groups): Likewise.
9017 (sched_analyze_1): Likewise.
9018 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9019 (sched_analyze): Likewise.
9020 (sched_analyze_insn): Likewise.
9021 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9022 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9023 dependencies on all COND_EXEC insns to jumps ending basic blocks
9024 when doing intrablock scheduling.
9025 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9027 2005-07-27 Jeff Law <law@redhat.com>
9029 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9030 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9031 equivalency sets, correctly handle the case were vr0 has an
9032 equivalency set, but vr1 does not.
9034 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9036 PR tree-optimization/23073
9037 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9038 vect_print_dump_info before fprintf.
9040 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9042 PR tree-optimize/22348
9043 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9044 Fold the partial computation.
9046 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9048 PR tree-optimization/22325
9049 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9051 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9053 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9054 (force_var_cost): ... this function.
9055 (compute_phi_arg_on_exit): Export.
9057 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9059 PR tree-optimization/20773
9060 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9063 2005-07-27 Richard Guenther <rguenther@suse.de>
9065 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9066 Avoid pushing again if current struct contains only
9067 fields we decomposed.
9069 2005-07-27 Jan Hubicka <jh@suse.cz>
9071 PR tree-optimization/22574
9072 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9075 * tree-tailcall.c (decrease_profile): New function.
9076 (eliminate_tail_call): Use it.
9078 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9079 visibility flags correctly in whole program mode.
9081 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9083 PR rtl-optimization/22472
9084 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9086 2005-07-26 Steven Bosscher <stevenb@suse.de>
9088 PR tree-optimization/22504
9089 * tree-complex.c (expand_complex_addition): Use 'code' instead
9090 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9092 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9094 * config.gcc (cpu_type): Add frv case.
9095 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9096 (supported_defaults): Add fr550 case.
9098 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9101 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9102 whether a pointer of type T * may point to objects of type T *.
9104 2005-07-26 DJ Delorie <dj@redhat.com>
9106 * configure: Regenerate.
9108 2005-07-26 Dale Johannesen <dalej@apple.com>
9110 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9112 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9114 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9115 Clarify use of "build" in name.
9117 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9119 * doc/extend.texi (Raw read/write Functions): New section.
9120 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9121 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9122 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9123 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9124 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9125 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9126 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9127 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9128 * config/frv/frv.c: Add bdesc_loads global.
9129 Add bdesc_stores global.
9130 (frv_init_builtins): Add support for __builtin_{read/write}*.
9131 (frv_volatile_memref): New.
9132 (frv_expand_load_builtin): New.
9133 (frv_expand_store_builtin): New.
9134 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9135 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9136 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9137 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9138 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9139 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9140 (builtin_read_<mode>): New.
9141 (builtin_write_<mode>): New.
9142 (builtin_write64): New.
9143 (optional_membar_<mode>): New.
9145 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9147 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9148 (rather than units) against HOST_BITS_PER_WIDE_INT.
9150 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9152 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9153 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9154 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9155 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9158 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9159 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9160 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9162 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9164 2005-07-26 Richard Guenther <rguenther@suse.de>
9166 PR tree-optimization/22486
9167 * fold-const.c (fold_unary): Fold away useless component
9168 references of the form (T *)&T.x, if the address
9171 2005-07-25 James E Wilson <wilson@specifixinc.com>
9173 * dwarf2out.c (add_call_src_coords_attributes): New.
9174 (gen_inlined_subroutine_die): Call it.
9175 (maybe_emit_file, init_file_table): Add comments.
9176 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9178 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9179 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9180 * tree.h (BLOCK_SOURCE_LOCATION): New.
9181 (struct tree_block): New field locus.
9183 2005-07-26 Andreas Schwab <schwab@suse.de>
9185 PR rtl-optimization/23043
9186 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9187 when allocating a struct unoccr.
9189 2005-07-25 Richard Henderson <rth@redhat.com>
9192 * tree-complex.c (gate_no_optimization): True if errors.
9193 * Makefile.in (tree-complex.o): Update dependencies.
9195 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9197 * config/frv/predicates.md (integer_register_operand): Use
9200 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9203 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9205 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9207 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9209 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9210 types when flag_unsafe_math_optimizations is true.
9212 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9214 * gcc.c (option_map): Add --sysroot.
9215 (process_command): Handle --sysroot.
9216 (display_help): Document it.
9217 * doc/cppopts.tex (-isysroot): Document.
9218 * doc/invoke.texi (--sysroot): Document.
9219 * doc/install.texi (--with-build-sysroot): Document.
9221 * Makefile.in (inhibit_libc): New variable.
9222 (INHIBIT_LIBC_CFLAGS): Likewise.
9223 (LIBGCC2_CFLAGS): Include
9224 $(INHIBIT_LIBC_CFLAGS).
9225 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9226 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9227 ($(T)crtend.o): Likewise.
9228 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9229 ($(T)crtendS.o): Likewise.
9230 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9231 ($(T)crtendT.o): Likewise.
9232 (stmp-fixinc): Do not complain about missing headers if
9234 * configure.ac (inhibit_libc): Set it to true/false.
9235 (--with-build-sysroot): New option. Use it to set
9237 * configure: Regenerated.
9239 2005-07-25 Manfred Hollstein <mh@suse.com>
9241 * calls.c (store_one_arg): Fix unsigned comparison warning.
9243 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9246 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9247 (ggc_print_statistics): Initialize variable before use.
9249 2005-07-25 Richard Guenther <rguenther@suse.de>
9251 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9252 calling with a PHI_NODE argument.
9254 * tree-flow-inline.h (overlap_subvar): Protect against
9257 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9259 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9260 * configure: Regenerate.
9262 2005-07-25 Ira Rosen <irar@il.ibm.com>
9264 * expr.c (highest_pow2_factor): Make extern.
9265 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9266 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9267 record_array_differ_p, array_ptr_differ_p): Likewise.
9268 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9269 additional cases. Call the above functions.
9270 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9271 base_object_differ_p when there are two base objects. Otherwise, compare
9272 base address and offset. Call may_alias_p.
9273 (dump_data_reference): Use a correct field name.
9274 (analyze_array): Make static. Initialize new data-ref fields.
9275 (analyze_indirect_ref): New function.
9276 (init_data_ref): Initialize new data-ref fields.
9277 (strip_conversion): Moved from tree-vect-analyze.c.
9278 (analyze_offset_expr, get_ptr_offset, address_analysis,
9279 object_analysis): Likewise.
9280 (analyze_offset): New function.
9281 (create_data_ref): Likewise.
9282 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9283 dimensions for ARRAY_REFs only.
9284 (build_classic_dist_vector): Make static.
9285 (access_functions_are_affine_or_constant_p): Call macro to get the
9286 address of access functions.
9287 (compute_all_dependences): Add new parameter
9288 compute_self_and_read_read_dependences. Compute self and read-read
9289 dependences if it is true.
9290 (find_data_references_in_loop): Call create_data_ref. Initialize new
9292 (compute_data_dependences_for_loop): Add new parameter
9293 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9294 compute nb_loops. Call compute_all_dependences,
9295 build_classic_dist_vector and build_classic_dir_vector with correct
9297 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9298 with correct parameters. Compare dimensions for ARRAY_REFs only.
9299 (free_data_refs): Call macro to free access functions.
9300 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9301 fields from stmt_vinfo.
9302 (struct base_object_info): New structure.
9303 (struct data_reference): Move fields to base_object_info. Add fields
9304 first_location and object_info for above structures. Move fields from
9305 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9306 aligned_to. Add macros to access the new fields.
9307 Update functions declarations.
9308 * tree-flow.h (is_aliased_with): Declare.
9309 * tree-loop-linear.c (linear_transform_loops): Call
9310 compute_data_dependences_for_loop with correct parameters.
9311 * tree-ssa-alias.c (is_aliased_with): New function.
9312 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9313 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9314 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9315 vect_base_addr_differ_p, compute_subscript_distance and
9316 build_classic_dist_vector. Add printings. Check absolute value of
9318 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9320 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9321 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9322 to bytes. Add printing.
9323 (vect_compute_data_refs_alignment): Go through loads and stores in one
9325 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9326 vect_analyze_data_ref_access): Likewise.
9327 (vect_analyze_pointer_ref_access): Remove.
9328 (vect_address_analysis, vect_object_analysis): Likewise.
9329 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9330 and analyze data-refs in the loop.
9331 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9332 fields of data-ref instead of stmt. Add init to the offset from the
9334 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9335 (vect_update_init_of_dr): Likewise.
9336 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9337 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9339 (new_loop_vec_info): Initialize new fields.
9340 (destroy_loop_vec_info): Free new fields.
9341 (vect_strip_conversion): Remove.
9342 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9343 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9344 datarefs. Add new field ddrs.
9345 Add macros for the new fields access.
9346 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9347 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9348 Remove their macros.
9349 * tree.h (highest_pow2_factor): Declare.
9351 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9353 * calls.c (store_one_arg): Check for sibling call MEM arguments
9354 from already clobbered incoming argument area.
9356 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9358 * c-common.c (check_missing_format_attribute): New.
9359 * c-common.h (check_missing_format_attribute): Likewise.
9360 * c-typeck.c (convert_for_assignment): Use it.
9362 2005-07-24 Andreas Schwab <schwab@suse.de>
9364 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9365 register use a word move. Correct operand of ext.w in 68000 code.
9367 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9369 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9370 variables as declarations, rather than definitions.
9372 2005-07-24 Ira Rosen <irar@il.ibm.com>
9374 PR tree-optimization/22526
9375 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9378 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9380 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9381 that C99 reserve for future use. Use it to define clog10,
9382 clog10f and clog10l.
9384 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9386 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9387 * configure.ac: Check for -Wmissing-format-attribute.
9389 * configure: Regenerate.
9391 2005-07-23 Richard Henderson <rth@redhat.com>
9393 PR tree-optimization/22623
9394 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9396 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9399 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9401 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9403 * Makefile.in (C_TREE_H): Update dependencies.
9404 * c-tree.h: Include toplev.h.
9405 * diagnostic.h (diagnostic_set_info): Add format attribute.
9406 * rtl-error.c (diagnostic_for_asm): Likewise.
9408 2005-07-23 Chao-ying Fu <fu@mips.com>
9410 * config/mips/mips-dsp.md: New file.
9411 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9412 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9414 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9415 MIPS_BUILTIN_BPOSGE32.
9416 (mips_expand_builtin_direct): Add one parameter to indicate that
9417 builtin functions need to return a value.
9418 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9420 (mips_regno_to_class): Add classes for 12 new DSP registers.
9421 (mips_subword): Change to check four HI registers.
9422 (mips_output_move): Output move to and from 6 new DSP accumulators.
9423 (override_options): Make sure -mdsp and -mips16 are not used together.
9424 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9426 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9428 (print_operand): Add 'q' for printing DSP accumulators.
9429 (mips_cannot_change_mode_class): Check ACC_REGS.
9430 (mips_secondary_reload_class): Check ACC_REGS.
9431 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9432 (mips_register_move_cost): Check ACC_REGS.
9433 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9434 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9435 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9436 (dsp_bdesc): New array.
9437 (bdesc_arrays): Add DSP builtin function table.
9438 (mips_prepare_builtin_arg): Check predicate again after
9440 (mips_expand_builtin): Add one more parameter to
9441 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9442 MIPS_BUILTIN_BPOSGE32.
9443 (mips_init_builtins): Initialize new function types.
9444 (mips_expand_builtin_direct): Check if builtin functions need to
9445 return a value and pass operands properly.
9446 (mips_expand_builtin_bposge): New function.
9447 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9448 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9449 (FIRST_PSEUDO_REGISTER): Increase to 188.
9450 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9451 Update for 12 new DSP registers.
9452 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9453 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9454 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9455 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9456 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9457 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9458 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9459 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9460 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9461 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9462 (REGISTER_NAMES): Add names for 12 new DSP registers.
9463 * config/mips/mips.md: Include mips-dsp.md.
9464 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9465 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9466 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9467 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9468 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9469 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9470 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9471 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9472 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9473 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9474 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9475 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9476 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9477 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9478 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9479 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9480 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9481 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9482 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9483 (UNSPEC_RDDSP): New constants.
9484 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9485 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9487 * config/mips/mips.opt (-mdsp): New option.
9488 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9489 (reg_imm10_operand): New predicates.
9490 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9491 * doc/invoke.texi (-mdsp): Document new option.
9493 2005-07-22 DJ Delorie <dj@redhat.com>
9495 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9497 * tree-inline.c (inlinable_function_p): Likewise.
9499 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9502 * toplev.c (check_global_declarations): Do not mark undefined
9503 variables as DECL_IGNORED_P.
9504 * varasm.c (first_global_object_name): GTY it.
9505 (weak_global_object_name): Likewise.
9506 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9507 a string to go into {weak,first}_global_object_name.
9509 2005-07-22 DJ Delorie <dj@redhat.com>
9511 * c-format.c (check_function_format): Change warning control
9512 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9514 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9516 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9517 &PTR->FLD a dereference of PTR.
9518 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9519 a potential dereference of PTR.
9521 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9523 PR rtl-optimization/20370
9524 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9525 call allocate_reg_info if necessary.
9527 PR rtl-optimization/21848
9528 * calls.c (emit_library_call_value_1): For const functions, add
9529 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9531 PR rtl-optimization/22445
9532 * cselib.c (target.h): Include.
9533 (rtx_equal_for_cselib_p): Allow commutative matches.
9534 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9535 Remove MODE parameter. Changed all callers.
9537 PR rtl-optimization/22258
9538 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9540 (try_combine): Use likely_spilled_retval_p.
9542 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9544 * config.gcc: Add crx-elf support.
9546 * doc/contrib.texi: Mention crx.
9547 * doc/extend.texi: Document crx extensions.
9548 * doc/install.texi: Document crx install.
9549 * doc/invoke.texi: Document crx options.
9550 * doc/md.texi: Document crx constraints.
9552 * config/crx/crx-protos.h: New file.
9553 * config/crx/crx.c: New file.
9554 * config/crx/crx.h: New file.
9555 * config/crx/crx.md: New file.
9556 * config/crx/crx.opt: New file.
9557 * config/crx/t-crx: New file.
9559 2005-07-22 Manfred Hollstein <mh@suse.com>
9561 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9563 (int_add_graph_edge): Likewise.
9564 (collapse_nodes): Likewise.
9565 (process_unification_queue): Likewise.
9567 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9568 Laurent GUERBY <laurent@guerby.net>
9570 PR tree-optimization/22336
9571 * function.c (record_block_change): Check for
9572 cfun->ib_boundaries_block.
9574 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9576 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9577 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9579 2005-07-21 DJ Delorie <dj@redhat.com>
9581 * toplev.c (warn_deprecated_use): Add warning control to warning
9583 * c-typeck.c (parser_build_binary_op): Likewise.
9584 (c_finish_if_stmt): Likewise.
9585 * c-common.c (check_function_sentinel): Likewise.
9586 (check_nonnull_arg): Likewise.
9588 2005-07-21 Richard Henderson <rth@redhat.com>
9591 * tree-complex.c (complex_ssa_name_components): New.
9592 (cvc_lookup): Allow entry not found.
9593 (create_components): Remove.
9594 (create_one_component_var, get_component_var): New.
9595 (get_component_ssa_name, set_component_ssa_name): New.
9596 (extract_component): Use get_component_ssa_name.
9597 (update_complex_components): Use set_component_ssa_name.
9598 (update_complex_components_on_edge): Likewise.
9599 (update_phi_components): Create new PHI nodes directly, instead
9600 of adding insns to edges.
9601 (tree_lower_complex): Allocate and free complex_variable_components
9602 and complex_ssa_name_components here.
9604 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9606 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9607 revert to returning false.
9609 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9612 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9614 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9617 * config/i386/i386.md (cmpxf): Change operand constraints
9618 to "nonmemory_operand".
9620 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9622 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9624 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9627 * fold-const.c (fold_build1): Add checksum for the operands.
9628 (fold_build2): Likewise.
9629 (fold_build3): Likewise.
9631 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9634 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9636 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9638 * common.opt (-fforward-propagate): Committed by mistake,
9641 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9643 * reg-stack.c: Fix comment typo(s).
9644 * tree-ssa-operands.c: Likewise.
9645 * tree-vectorizer: Likewise.
9647 2005-07-21 Nick Clifton <nickc@redhat.com>
9649 * config/sh/symbian.c: Replace C++ style line comments with C
9650 style line comments.
9651 (symbian_add_attribute): Do not use a ? operator on the LHS of
9653 (sh_symbian_handle_dll_attribute): Change the type of the
9654 method vector to "VEC(tree,gc)*" and use vector accessor
9655 macros to walk over the elements.
9656 (symbian_export_vtable_and_rtti_p): Likewise.
9657 (symbian_class_needs_attribute_p): Likewise.
9659 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9662 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9663 initialize targetm.resolve_overloaded_builtin here.
9664 (altivec_expand_overloaded_builtin): Make it non-static.
9665 * config/rs6000/rs6000-protos.h
9666 (altivec_expand_overloaded_builtin): New prototype.
9667 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9668 targetm.resolve_overloaded_builtin here.
9669 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9671 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9672 Zdenek Dvorak <dvorakz@suse.cz>
9674 PR tree-optimization/19210
9675 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9677 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9678 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9679 rely on unproven assumptions.
9680 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9681 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9682 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9683 to number_of_iterations_exit.
9684 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9685 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9686 * tree-ssa-loop-niter.c (find_loop_niter,
9687 estimate_numbers_of_iterations_loop): Likewise.
9688 (number_of_iterations_exit): Honor the new options.
9689 * doc/invoke.texi (Wunsafe-loop-optimizations,
9690 funsafe-loop-optimizations): Document them.
9692 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9694 PR rtl-optimization/22167
9695 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9697 2005-07-20 Adam Nemet <anemet@lnxw.com>
9699 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9700 __do_global_dtors_aux longcall.
9702 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9704 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9705 (old_special_pred_table): Don't reference
9706 SPECIAL_MODE_PREDICATES.
9707 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9708 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9709 * config/sh/predicates.h: Don't mention
9710 SPECIAL_MODE_PREDICATES.
9711 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9714 2005-07-20 DJ Delorie <dj@redhat.com>
9716 * config.gcc: Add m32c-elf support.
9718 * doc/contrib.texi: Mention m32c.
9719 * doc/extend.texi: Document m32c extensions.
9720 * doc/install.texi: Mention m32c.
9721 * doc/invoke.texi: Document m32c options.
9722 * doc/md.texi: Document m32c constraints.
9724 * config/m32c/addsub.md: New file.
9725 * config/m32c/bitops.md: New file.
9726 * config/m32c/cond.md: New file.
9727 * config/m32c/jump.md: New file.
9728 * config/m32c/m32c-lib1.S: New file.
9729 * config/m32c/m32c-lib2.c: New file.
9730 * config/m32c/m32c-modes.def: New file.
9731 * config/m32c/m32c-pragma.c: New file.
9732 * config/m32c/m32c-protos.h: New file.
9733 * config/m32c/m32c.abi: New file.
9734 * config/m32c/m32c.c: New file.
9735 * config/m32c/m32c.h: New file.
9736 * config/m32c/m32c.md: New file.
9737 * config/m32c/m32c.opt: New file.
9738 * config/m32c/minmax.md: New file.
9739 * config/m32c/mov.md: New file.
9740 * config/m32c/muldiv.md: New file.
9741 * config/m32c/predicates.md: New file.
9742 * config/m32c/prologue.md: New file.
9743 * config/m32c/shift.md: New file.
9744 * config/m32c/t-m32c: New file.
9746 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9748 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9749 (stack_protect_set, stack_protect_test): New expanders.
9750 (stack_protect_set_si, stack_protect_set_si_media,
9751 stack_protect_set_di_media, stack_protect_test_si,
9752 stack_protect_test_si_media, stack_protect_test_di_media):
9755 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9757 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9759 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9761 * tree.h (tree_expr_nonzero_p): Export.
9762 * fold-const.c (tree_expr_nonzero_p): Likewise.
9763 Return true for CALL_EXPRs that are alloca calls.
9764 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9766 * tree-flow.h (expr_computes_nonzero): Remove.
9767 * tree-vrp.c (expr_computes_nonzero): Remove.
9768 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9769 (extract_range_from_unary_expr): Likewise.
9770 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9771 tree_expr_nonzero_p.
9773 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9775 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9776 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9777 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9778 All callers changed.
9779 (frame_related_constant_load): New arg "related" which controls
9780 setting of RTX_FRAME_RELATED_P. All callers changed.
9781 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9782 (bfin_expand_prologue): Add stack limit checking.
9783 * config/bfin/bfin.md (trapifcc): New pattern.
9785 * config/bfin/bfin.c: Include "langhooks.h".
9786 (def_builtin): Go through lang_hooks to call builtin_function.
9788 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9789 * config/bfin/predicates.md (symbol_ref_operand): New.
9790 (call_insn_operand): Delete. All callers changed to use
9791 register_no_elim_operand.
9792 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9794 (function_arg): Use it to generate the call's operand 2.
9795 (bfin_longcall_p): New function.
9796 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9797 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9798 determine if the address needs to be in a REG.
9799 (bfin_handle_longcall_attribute): New function.
9800 (bfin_attribute_table): Add "longcall" and "shortcall".
9801 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9802 (CUMULATIVE_ARGS): New member call_cookie.
9803 (PREDICATE_CODES): Add symbol_ref_operand.
9804 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9805 extra USE to the pattern.
9806 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9807 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9808 sibcall_value_insn; now the new patterns handle direct calls and the
9809 old ones indirect calls.
9810 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9812 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9814 * doc/trouble.texi: Update section on handling of empty loops.
9816 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9818 * config.gcc: Remove support for sparc-*-openbsd*,
9819 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9821 * config.host: Remove support for i860-*-sysv4* as a host.
9822 * config/i860/*, config/ip2k/*, config/ns32k/*,
9823 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9824 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9825 mention obsolete ports.
9827 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9829 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9831 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9832 of frame_pointer_rtx.
9833 (sh_expand_epilogue): Likewise.
9834 (sh_set_return_address): Likewise.
9835 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9836 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9837 offsets from FRAME_POINTER_REGNUM.
9838 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9839 (sh_register_names): Add initializer for sfp.
9840 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9841 (VALID_REGISTER_P): Likewise.
9842 (FIRST_PSEUDO_REGISTER): Update.
9843 (DWARF_FRAME_REGISTERS): Define.
9844 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9845 (HARD_FRAME_POINTER_REGNUM): Define.
9846 (FRAME_POINTER_REGNUM): Redefine.
9847 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9848 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9849 from FRAME_POINTER_REGNUM.
9850 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9851 FRAME_POINTER_REGNUM.
9852 (REG_CLASS_CONTENTS): Add sfp.
9853 (REG_ALLOC_ORDER): Likewise.
9854 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9855 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9856 of frame_pointer_rtx.
9857 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9859 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9861 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9862 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9863 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9865 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9868 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9870 Make CONSTRUCTOR use VEC to store initializers.
9871 * c-common.c (complete_array_type): Update to cope with VEC in
9873 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9874 (pp_c_constructor_elts): New function.
9875 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9876 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9877 struct constructor_stack, struct initializer_stack,
9878 constructor_elements, push_init_level, pop_init_level,
9879 add_pending_init, find_init_member, output_init_element): Update to
9880 cope with VEC in CONSTRUCTOR_ELTS.
9881 * coverage.c (build_fn_info_value, build_ctr_info_value,
9882 build_gcov_info): Likewise.
9883 * expr.c (categorize_ctor_elements_1, store_constructor,
9884 expand_expr_real_1): Likewise.
9885 * fold-const.c (fold_ternary): Likewise.
9886 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9887 gimplify_init_constructor, gimplify_expr): Likewise.
9888 * tree-dump.c (dequeue_and_dump): Likewise.
9889 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9891 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9893 * tree-sra.c (generate_element_init_1): Likewise.
9894 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9895 * tree-ssa-operands.c (get_expr_operands): Likewise.
9896 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9897 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9898 (get_initial_def_for_reduction): Likewise.
9899 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9900 value handle in annotations.
9901 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9902 tree_node_structure): Add support for constr_kind.
9903 (build_vector_from_ctor, build_constructor_single,
9904 build_constructor_from_list): New functions.
9905 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9906 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9907 Update to cope with VEC in CONSTRUCTOR_ELTS.
9908 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9909 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9910 CONSTRUCTOR_APPEND_ELT): New macros.
9911 (struct constructor_elt, struct tree_constructor): New data types.
9912 (union tree_node): Add tree_constructor field.
9913 * treestruct.def: Define TS_CONSTRUCTOR.
9914 * varasm.c (const_hash_1, compare_constant, copy_constant,
9915 compute_reloc_for_constant, output_addressed_constants,
9916 initializer_constant_valid_p, output_constant,
9917 array_size_for_constructor, output_constructor): Update to cope with
9918 VEC in CONSTRUCTOR_ELTS.
9919 * vec.h (VEC_empty, VEC_copy): New macros.
9921 2005-07-19 Devang Patel <dpatel@apple.com>
9923 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9925 2005-07-19 Richard Henderson <rth@redhat.com>
9928 * gimplify.c (gimplify_expr): Use main variant type for the temp
9929 destination for a discarded volatile read.
9930 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9931 casts between non-void types that change volatility.
9933 2005-07-15 DJ Delorie <dj@redhat.com>
9935 * toplev.h: Add comment about the first parameter for warning().
9936 * errors.h: Likewise.
9938 * c.opt (Wpragmas): New.
9939 * doc/invoke.texi: Document it.
9941 * function.c (do_warn_unused_parameter): Add warning control to
9943 * c-decl.c (warn_if_shadowing): Likewise.
9944 * c-lex.c (cb_def_pragma): Likewise.
9945 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9946 (pop_alignment): Likewise.
9947 (handle_pragma_pack): Likewise.
9948 (apply_pragma_weak): Likewise.
9949 (handle_pragma_weak): Likewise.
9950 (handle_pragma_redefine_extname): Likewise.
9951 (add_to_renaming_pragma_list): Likewise.
9952 (handle_pragma_extern_prefix): Likewise.
9953 (maybe_apply_renaming_pragma): Likewise.
9954 (handle_pragma_visibility): Likewise.
9956 * config/c4x/c4x-c.c (BAD): Likewise.
9957 (c4x_parse_pragma): Likewise.
9958 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9959 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9960 (rs6000_pragma_longcall): Likewise.
9961 * config/v850/v850-c.c (pop_data_area): Likewise.
9962 (ghs_pragma_section): Likewise.
9963 (ghs_pragma_section): Likewise.
9964 (ghs_pragma_interrupt): Likewise.
9965 (ghs_pragma_starttda): Likewise.
9966 (ghs_pragma_startsda): Likewise.
9967 (ghs_pragma_startzda): Likewise.
9968 (ghs_pragma_endtda): Likewise.
9969 (ghs_pragma_endsda): Likewise.
9970 (ghs_pragma_endzda): Likewise.
9972 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9973 Kenneth Zadeck <zadeck@naturalbridge.com>
9975 * Makefile.in: Removed tree-promote-statics.c
9976 * tree-promote-statics.c: Removed.
9977 * common.opt: Removed flag-promote-statics.
9979 * passes.c: Removed tree-promote-statics pass.
9980 * tree-pass.h: Ditto.
9981 * timevar.def: Removed TV_PROMOTE_STATICS.
9984 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9986 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9988 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9990 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9993 * c-common.c (check_function_arguments): Call
9994 'check_function_format' if either -Wformat or
9995 -Wmissing-format-attribute are specified.
9996 * c-format.c (check_function_format): Check -Wformat before
9997 calling 'check_format_info'.
9998 * c-opts.c (c_common_post_options): Don't warn for
9999 -Wmissing-format-attribute without -Wformat.
10000 * c-typeck.c (convert_for_assignment): Detect additional cases for
10001 -Wmissing-format-attribute.
10002 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10005 2005-07-19 Richard Guenther <rguenther@suse.de>
10007 * config/i386/i386.md (lrint<mode>2): Use temporary
10008 instead of clobbering non-existent memory.
10010 2005-07-19 Nick Clifton <nickc@redhat.com>
10012 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10013 statement to avoid displaying ASCII control characters.
10015 2005-07-19 Ben Elliston <bje@au.ibm.com>
10017 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10018 * cfganal.c (find_edge_index): Ditto.
10019 * combine.c (combine_instructions): Ditto.
10020 * ddg.c (create_scc): Ditto.
10021 (find_successors): Ditto.
10022 (find_predecessors): Ditto.
10023 (find_nodes_on_paths): Ditto.
10024 (longest_simple_path): Ditto.
10025 * flow.c (update_life_info): Ditto.
10026 (count_or_remove_death_notes): Ditto.
10027 (clear_log_links): Ditto.
10028 * modulo-sched.c (generate_reg_moves): Ditto.
10029 (find_max_asap): Ditto.
10030 (find_max_hv_min_mob): Ditto.
10031 (find_max_dv_min_mob): Ditto.
10032 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10033 * sched-rgn.c (extract_edgelst): Ditto.
10034 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10035 (dump_update_ssa): Ditto.
10036 (ssa_names_to_replace) Ditto.
10037 (switch_virtuals_to_full_rewrite): Ditto.
10038 (update_ssa): Ditto.
10039 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10041 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10043 Fix PR tree-optimization/22483
10045 * tree-complex.c (create_components): Use
10046 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10047 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10048 * tree-flow.h (safe_referenced_var_iterator): New structure.
10049 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10050 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10051 safe_referenced_var iterator.
10052 (add_type_alias): Ditto.
10054 2005-07-19 Steven Bosscher <stevenb@suse.de>
10056 * loop-init.c (rest_of_handle_loop2): Remove.
10057 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10058 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10059 (pass_rtl_loop_init, pass_rtl_loop_done,
10060 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10061 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10062 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10063 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10064 pass_tree_loop_done, and pass_tree_unswitch.
10065 (gate_loop): Rename to gate_tree_loop.
10066 * passes.c (init_optimization_passes): Update for renamed tree
10067 loop passes. Add the new loop2 passes as subpasses of loop2.
10068 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10069 Update for the renamed tree loop passes.
10071 2005-07-18 Ian Lance Taylor <ian@airs.com>
10073 PR middle-end/22057
10074 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10075 blocks when optimizing.
10077 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10079 * common.opt (frename-registers): Initialize to 2.
10081 (fgcse-after-reload): Ditto.
10082 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10083 (process_options): Only change flag_web, flag_rename_registers,
10084 and flag_rerun_cse_after_loop if not explicitly set by user.
10086 2005-07-18 Jan Beulich <jbeulich@novell.com>
10088 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10089 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10090 in 64-bit mode the same as DImode in 32-bit mode.
10091 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10092 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10093 mode. Add new mode parameter.
10094 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10095 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10096 x86_64_shift_adj): New expanders.
10097 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10098 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10100 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10101 DImode shift splitters.
10102 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10103 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10106 2005-07-18 Jan Beulich <jbeulich@novell.com>
10108 * i386.md (movdi_extzv_1): New.
10109 (zero_extendhidi2): Combine alternatives and never force use of
10111 (zero_extendqidi2): Likewise. Don't restrict input selection.
10113 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10115 Fix PR tree-optimization/22531
10116 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10119 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10121 * tree-promote-statics.c (pass_promote_statics): Change dump file
10124 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10126 * tree-optimize.c (init_tree_optimization_passes): Add
10127 pass_eliminate_useless_stores pass.
10128 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10129 * tree-ssa-pre.c (is_copy_stmt): New function.
10130 (follow_copies_till_vuse): Ditto.
10131 (do_eustores): Ditto.
10132 (gate_eustores): Ditto.
10134 2005-07-16 Richard Henderson <rth@redhat.com>
10136 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10138 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10139 Kenneth Zadeck <zadeck@naturalbridge.com>
10141 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10142 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10143 ipa-type-escape.h, tree-promote-statics.c
10144 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10145 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10146 tree-promote-statics.c: new files.
10147 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10148 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10149 int nonlocal_set_p, mark_constant_function): Deleted.
10150 (rest_of_handle_cfg): Removed call to mark_constant_function.
10151 (nonoverlapping_component_refs_p): Added calls to support
10152 type based aliasing.
10153 * tree-ssa-alias.c (may_alias_p,
10154 compute_flow_insensitive_aliasing): Ditto.
10155 * calls.c (flags_from_decl_or_type): Removed reference to
10157 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10158 too many arguments. This is necessary for Spec 2000.
10159 * cgraph.h (const_function, pure_function): Removed.
10160 * common.opt: Added "fipa-pure-const", "fipa-reference",
10161 "fipa-type-escape", and "ftree-promote-static".
10163 * passes.c: Added ipa and tree-promote-statics passes.
10164 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10165 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10166 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10167 * tree-flow.h: Added exposed sra calls and addition of
10168 reference_vars_info field for FUNCTION_DECLS.
10169 * tree-pass.h: Added passes.
10170 * tree-sra.c: (sra_init_cache): New function.
10171 (sra_insert_before, sra_insert_after) Made public.
10172 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10174 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10175 aliasing. (may_alias_p): Added code to use type escape analysis to
10176 improve alias sets.
10177 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10178 code to prune clobbers of static variables based on information
10179 produced in ipa-reference pass. Changed call clobbering so that
10180 statics are not marked as clobbered if the call does not clobber
10183 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10185 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10188 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10190 * doc/install.texi (*-*-solaris2*): Document recommended version
10191 of GNU binutils and mention GNU linker problem on Solaris 10.
10193 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10196 * c-decl.c (c_build_bitfield_integer_type): New function.
10197 (finish_struct): Call it.
10198 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10200 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10202 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10205 2005-07-16 Jan Hubicka <jh@suse.cz>
10207 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10208 (scale_bbs_frequencies_int): Watch roundoff errors.
10209 * predict.c (return_prediction): Initialize return_stmt.
10211 2005-07-16 Jan Hubicka <jh@suse.cz>
10213 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10214 after RTL profiling.
10216 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10218 PR middle-end/22398
10219 * fold-const.c (build_range_check): Convert high/low to etype
10220 if we are only comparing against exp.
10222 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10224 Fix PR tree-optimization/22376
10225 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10227 (need_to_solve): New function.
10228 (compute_points_to_sets): Use it.
10230 2005-07-15 Jan Hubicka <jh@suse.cz>
10232 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10233 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10235 2005-07-15 Richard Guenther <rguenther@suse.de>
10237 * c-common.c (handle_flatten_attribute): New function.
10238 Add flatten function attribute.
10239 * doc/extend.texi: Document flatten function attribute.
10240 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10241 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10243 (cgraph_decide_inlining): Handle functions with flatten
10246 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10248 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10249 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10250 UNSPEC_XCHG, UNSPEC_AND): New.
10251 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10252 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10253 * config/rs6000/sync.md (FETCHOP): New code macro.
10254 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10256 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10257 (sync_compare_and_swap<mode>): Same.
10258 (sync_lock_test_and_set<mode>): Same.
10259 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10260 for QImode and HImode, and not PPC405.
10261 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10262 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10263 (sync_<fetchop>{si,di}_internal): New.
10264 (sync_nand{si,di}_internal): New.
10265 (sync_old_<fetchop>{si,di}_internal): New.
10266 (sync_old_nand{si,di}_internal): New
10267 (sync_new_<fetchop>{si,di}_internal): New.
10268 (sync_new_nand{si,di}_internal): New.
10269 (atomic_and{si,di}): New.
10270 (sync_new_nand{si,di}_internal): New.
10271 (atomic_and{si,di}): New.
10272 (sync_add<mode>_internal): Delete.
10273 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10274 (sync_sub<mode>_internal): Delte.
10275 (sync_subshort_internal): New.
10276 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10277 (sync_anddi_internal): Delete.
10278 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10279 (sync_booldi_internal): Delete.
10280 (sync_boolc<mode>_internal): Delete.
10281 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10282 (sync_boolc<mode>_internal2): Delete.
10283 (sync_boolcc<mode>_internal): Delete.
10284 (isync, lwsync): Use unspec instead of unspec_volatile.
10285 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10286 Revert UNSPEC_VOLATILE.
10287 (rs6000_split_atomic_op): New.
10288 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10290 2005-07-14 Eric Christopher <echristo@redhat.com>
10292 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10293 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10295 2005-07-14 Eric Christopher <echristo@redhat.com>
10297 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10299 2005-07-14 Steven Bosscher <stevenb@suse.de>
10301 PR tree-optimization/22230
10302 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10303 the computation of the four cross productions for "range op range".
10305 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10306 Ulrich Weigand <uweigand@de.ibm.com>
10309 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10312 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10314 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10316 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10318 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10320 2005-07-14 Richard Guenther <rguenther@suse.de>
10322 PR middle-end/22347
10323 * config/i386/i386-protos.h (ix86_function_value): Change
10324 prototype to match new target hook.
10325 * config/i386/i386.c (ix86_value_regno): Change prototype
10326 to take extra type argument.
10327 (TARGET_FUNCTION_VALUE): Define.
10328 (ix86_function_ok_for_sibcall): Pass extra argument to
10329 ix86_value_regno, check return slot rtx for exact match.
10330 (ix86_function_value): Take extra parameter. Dispatch to
10331 ix86_value_regno with fndecl/fntype as provided.
10332 (ix86_value_regno): Handle extra type argument.
10333 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10335 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10336 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10337 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10338 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10339 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10341 2005-07-14 Richard Guenther <rguenther@suse.de>
10343 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10344 * calls.c (expand_call): Pass fntype to hard_function_value.
10345 (emit_library_call_value_1): Likewise.
10346 * explow.c: Include target.h.
10347 (hard_function_value): Take extra argument, the fntype.
10348 Use new target hook for function_value.
10349 * expr.h (hard_function_value): Change prototype.
10350 * function.c (aggregate_value_p): Pass 0 as fntype to
10351 hard_function_value.
10352 (assign_parms): Use new target hook for function_value.
10353 Pass 0 as fntype to hard_function_value.
10354 (expand_function_end): Likewise.
10355 * reg-stack.c: Include target.h.
10356 (stack_result): Use new target hook for function_value.
10357 * target-def.h: New target hook function_value.
10358 * target.h: Likewise.
10359 * targhooks.c (default_function_value): New function.
10360 * targhooks.h (default_function_value): Declare.
10362 2005-07-13 Ian Lance Taylor <ian@airs.com>
10364 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10366 2005-07-14 Jan Hubicka <jh@suse.cz>
10368 * tree-dfa.c (dump_variable): Use default_def function.
10369 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10370 * tree-ssa.c (verify_use): Likewise.
10371 * tree-ssanames.c (release_ssa_name): Likewise.
10372 * tree-tailcall.c (eliminate_tail_call): Likewise.
10373 (tree_optimize_tail_calls_1): Likewise.
10374 * tree-vrp.c (get_value_range): Likewise.
10376 2005-07-14 Ben Elliston <bje@au.ibm.com>
10378 * gcc.c (main): Compare language[0] with '*' when iterating over
10381 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10383 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10384 "s390_emit_compare". Add handling of CCZ1mode.
10385 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10386 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10388 (s390_branch_condition_mask): Add CCZ1mode handling.
10389 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10390 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10391 Use CCZ1mode instead of CCZmode.
10392 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10394 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10396 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10398 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10400 2005-07-13 Eric Christopher <echristo@redhat.com>
10402 * config/mips/mips.c (mips_canonicalize_comparison): New.
10403 (mips_emit_int_relational): Use.
10405 2005-07-13 Eric Christopher <echristo@redhat.com>
10407 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10408 static extra parts.
10409 * config/s390/s390.md: Include tpf.md. Move tpf specific
10411 * config/s390/tpf.md: To here.
10412 * config/s390/s390.opt: Move tpf specific options...
10413 * config/s390/tpf.opt: to here. Add mmain option.
10414 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10415 * config/s390/tpf.h: Rewrite.
10417 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10419 * doc/tm.texi: Remove @xref{Cross-profiling}.
10421 2005-07-13 Jeff Law <law@redhat.com>
10423 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10424 expressions, test their _DECL operands for pointer equality rather
10425 than using operand_equal_p.
10427 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10429 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10430 (TARGET_POSIX_IO): This.
10431 * config/darwin.h: Likewise.
10432 * config/freebsd.h: Likewise.
10433 * config/linux.h: Likewise.
10434 * config/lynx.h: Likewise.
10435 * config/netbsd.h: Likewise.
10436 * config/rs6000/linux64.h: Likewise.
10437 * config/rs6000/linux.h: Likewise.
10438 * config/s390/tpf.h: Likewise.
10439 * config/sh/embed-elf.h: Likewise.
10440 * config/sparc/linux64.h: Likewise.
10441 * config/sparc/linux.h: Likewise.
10442 * config/svr4.h: Likewise.
10443 * gcov-io.h: Likewise.
10445 * doc/tm.texi: Updated.
10447 * libgcov.c (create_file_directory): Defined only if
10448 TARGET_POSIX_IO is defined.
10449 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10452 2005-07-13 Jan Hubicka <jh@suse.cz>
10454 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10456 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10458 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10459 structure as argument.
10461 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10463 PR tree-optimization/21921
10464 * tree-iterator.c (tsi_link_before): Support the case when
10465 tsi_end_p (tsi) == true.
10467 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10469 PR tree-optimization/22442
10470 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10473 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10475 PR rtl-optimization/20376
10476 * toplev.c (process_options): Enable -fweb and -frename-registers when
10478 * doc/invoke.texi: Update the information about when -fweb and
10479 -frename-registers are enabled.
10481 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10484 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10485 if *rhs_p is not a SSA_NAME.
10487 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10489 Fix PR tree-optimization/22422
10490 * tree-ssa-structalias.c (struct variable_info): Add flag for
10492 (get_varinfo): Now a static function.
10493 (new_varinfo): init has_union and is_special_var to false.
10494 (solution_set_add): Check has_union.
10495 (do_da_constraint): Move temporary variable so it gets reset
10497 Also check for special variable.
10498 (do_ds_constraint): Ditto.
10499 (do_sd_constraint): Ditto.
10500 (do_structure_copy): Check for special variable.
10501 (find_func_aliases): Ditto.
10502 (init_base_vars): Set special vars properly.
10504 2005-07-13 Jan Hubicka <jh@suse.cz>
10506 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10509 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10510 (get_expr_operands): Fix thinko wrt flags and subvars.
10512 PR tree-optimize/22379
10513 * tree-inline.c (expand_call_inline): Do not output sorry in early
10516 2005-07-12 Dale Johannesen <dalej@apple.com>
10518 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10520 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10523 * host-linux.h: Include limits.h.
10525 2005-07-12 Dale Johannesen <dalej@apple.com>
10527 * expr.c (compress_float_constant): Add cost check.
10528 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10530 2005-07-12 Dale Johannesen <dalej@apple.com>
10532 * gcc.target/i386/compress-float-sse.c: New.
10533 * gcc.target/i386/compress-float-sse-pic.c: New.
10534 * gcc.target/i386/compress-float-387.c: New.
10535 * gcc.target/i386/compress-float-387-pic.c: New.
10536 * gcc.dg/compress-float-ppc.c: New.
10537 * gcc.dg/compress-float-ppc-pic.c: New.
10539 2005-07-12 Eric Christopher <echristo@redhat.com>
10541 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10542 static extra parts.
10543 * config/s390/s390.md: Include tpf.md. Move tpf specific
10545 * config/s390/tpf.md: To here.
10546 * config/s390/s390.opt: Move tpf specific options...
10547 * config/s390/tpf.opt: to here. Add mmain option.
10548 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10549 * config/s390/tpf.h: Rewrite.
10551 2005-07-12 Eric Christopher <echristo@redhat.com>
10553 * gcc.c (struct infile): Update comment for language.
10554 (main): Rewrite input file resetting code.
10556 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10559 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10560 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10561 (lookup_avail_expr): Use constant_boolean_node instead
10562 of boolean_false_node/boolean_true_node.
10564 2005-07-12 Ben Elliston <bje@au.ibm.com>
10566 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10567 and use it when printing num_edges.
10569 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10571 * doc/extend.texi (Blackfin Built-in Functions): New section.
10572 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10575 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10577 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10578 s/cmpstrsi/cmpstrnsi
10579 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10581 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10582 (init_optabs): Initialize cmpstrn_optab.
10583 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10584 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10585 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10586 * config/i386/i386.md: s/cmpstr/cmpstrn
10587 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10588 * doc/md.texi: Update documentation.
10590 2005-07-11 Richard Henderson <rth@redhat.com>
10592 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10593 build_va_arg_indirect_ref.
10594 (alpha_gimplify_va_arg): Likewise.
10595 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10596 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10597 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10598 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10599 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10600 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10602 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10604 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10606 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10607 * passes.c (init_optimization_passes): Add pass_empty_loop.
10608 * tree-pass.h (pass_empty_loop): Declare.
10609 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10610 try_remove_empty_loop, remove_empty_loops): New functions.
10611 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10612 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10614 2005-07-12 Peter Barada <peter@the-baradas.com>
10616 PR middle-end/16719
10617 PR middle-end/18421
10618 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10619 in address registers.
10620 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10621 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10622 alternative of addsi3_5200.
10624 2005-07-11 Ian Lance Taylor <ian@airs.com>
10626 * config/mips/mips.md (ffs<mode>2): Remove.
10628 2005-07-11 Ian Lance Taylor <ian@airs.com>
10630 * doc/tree-ssa.texi (Cleanups): Improve description of
10632 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10634 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10636 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10637 * tree.h (DECL_ARGUMENT_FLD): New macro.
10639 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10641 Fix PR tree-optimization/22404
10643 * tree-ssa-structalias.c (create_variable_info_for): Use
10646 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10648 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10649 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10650 for second comparison operand.
10651 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10653 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10654 (define_insn_reservation "alu"): Likewise.
10655 (csync, ssync): Now of type sync.
10656 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10657 -mcsync-anomaly -mspecld-anomaly.
10658 * config/bfin/bfin.opt (mcsync): Remove.
10659 (mcsync-anomaly, mspecld-anomaly): Add.
10660 * config/bfin/bfin.c: Include "insn-codes.h".
10661 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10662 (TARGET_DEFAULT_TARGET_FLAGS): New.
10663 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10665 2005-07-11 Steven Bosscher <stevenb@suse.de>
10667 * basic-block.h: Give the BB flags enum a name, bb_flags.
10668 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10669 * cfgcleanup.c (enum bb_flags): Remove here.
10670 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10671 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10672 (update_forwarder_flag): Likewise.
10673 (thread_jump): Likewise.
10674 (try_forward_edges): Likewise.
10675 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10676 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10677 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10679 2005-07-11 Richard Guenther <rguenther@suse.de>
10681 * config/i386/i386.opt: New target option -msseregparm.
10682 * config/i386/i386.c (override_options): Error out for
10683 -msseregparm but no SSE support.
10684 (ix86_function_sseregparm): Check for global sseregparm.
10685 * doc/invoke.texi: Document -msseregparm.
10687 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10689 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10690 (m32rle-*-linux*): Ditto.
10692 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10694 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10695 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10698 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10700 PR middle-end/22239
10702 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10703 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10705 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10707 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10708 (varmap): Heapify varmap.
10709 (constraints): Heapify constraints.
10710 (struct constraint_graph): Heapify succs and preds.
10711 (constraint_vec_find): Update for heapification.
10712 (constraint_set_union): Ditto.
10713 (insert_into_complex): Ditto.
10714 (constraint_edge_vec_find): Ditto.
10715 (erase_graph_self_edge): Ditto.
10716 (add_graph_edge): Ditto.
10717 (get_graph_weights): Ditto.
10718 (merge_graph_nodes): Ditto.
10719 (build_constraint_graph): Ditto.
10720 (topo_visit): Ditto.
10721 (solve_graph): Ditto.
10722 (create_variable_info_for): Ditto.
10723 (init_base_vars): Ditto.
10724 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10725 (condese_varmap_nodes): Free complex vector.
10726 (clear_edges_for_node): Clear succs and preds vector.
10728 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10730 * tree-ssa-structalias.c (update_alias_info): Change counting of
10731 references to not include vdefs.
10733 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10735 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10736 (up_insert): Ditto.
10738 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10740 * pa.c (pa_commutative_p): Make PLUS commutative when
10741 TARGET_NO_SPACE_REGS is true.
10743 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10745 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10746 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10747 * tree-dfa.c (dump_subvars_for): New.
10748 (debug_subvars_for): New.
10749 (dump_variable): Show subvariables if VAR has them.
10750 * tree-flow-inline.h (get_subvar_at): New.
10751 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10752 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10754 (struct subvar): Change fields offset and size to unsigned
10756 (dump_subvars_for): Declare.
10757 (debug_subvars_for): Declare.
10758 (get_subvar_at): Declare.
10759 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10760 to unsigned HOST_WIDE_INT *.
10761 (overlap_subvar): Likewise.
10762 * tree-gimple.c (is_gimple_reg): Always return false for
10763 SFTs and memory tags.
10764 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10765 Update all callers.
10766 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10767 (compute_may_aliases): Call compute_points_to_sets.
10768 (collect_points_to_info_for): Remove.
10769 (compute_points_to_and_addr_escape): Remove.
10770 (delete_alias_info): Call delete_points_to_sets.
10771 (compute_flow_sensitive_aliasing): If the call to
10772 find_what_p_points_to returns false, call set_pt_anything.
10773 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10774 (set_pt_anything): Clear pi->pt_vars.
10775 (set_pt_malloc): Remove.
10776 (merge_pointed_to_info): Remove.
10777 (add_pointed_to_expr): Remove.
10778 (add_pointed_to_var): Remove.
10779 (collect_points_to_info_r): Remove.
10780 (is_escape_site): Make extern.
10782 (create_overlap_variables_for): Call it.
10783 * tree-ssa-copy.c (merge_alias_info): Never merge
10784 flow-sensitive alias information.
10785 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10786 offset and size to be unsigned HOST_WIDE_INT.
10787 (add_to_addressable_set): Rename from note_addressable.
10788 Set TREE_ADDRESSABLE as the variables are added to the set.
10790 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10791 operands into VUSEs when adding V_MAY_DEFs for members in an
10793 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10794 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10795 (struct variable_info): Add bitfield is_heap_var.
10796 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10797 (new_var_info): Initialize is_heap_var.
10798 (get_constraint_for): Add HEAP variables to the symbol table.
10799 Mark them with is_heap_var.
10800 (update_alias_info): New. Taken mostly from the old
10801 compute_points_to_and_addr_escape.
10802 (handle_ptr_arith): New.
10803 (find_func_aliases): Call update_alias_info.
10804 Call handle_ptr_info for tcc_binary expressions.
10805 Call mark_stmt_modified.
10806 (create_variable_info_for): If DECL has subvars, do not create
10807 variables for its subvars. Always add all the fields.
10808 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10809 SFTs, then add all the SFTs of the structure.
10810 If VI->DECL is an aggregate with subvariables, add the SFT at
10812 (find_what_p_points_to): If VI is an artificial variable,
10813 translate to bitfields in SSA_NAME_PTR_INFO.
10814 If the solution is empty, set pi->pt_vars to NULL
10815 (init_base_vars): Create ANYOFFSET.
10816 (compute_points_to_sets): Rename from create_alias_vars.
10818 (pass_build_pta): Remove.
10819 (delete_points_to_sets): Rename from delete_alias_vars.
10820 (pass_del_pta): Remove.
10821 * tree-ssa-structalias.h (struct alias_info): Move from
10823 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10824 NUM_REFERENCES_SET): Likewise.
10825 (compute_points_to_sets, delete_points_to_sets): Declare.
10827 2005-07-09 Richard Henderson <rth@redhat.com>
10829 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10830 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10831 alpha_split_lock_test_and_set_12): New functions.
10832 * config/alpha/alpha-protos.h: Update.
10833 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10834 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10835 * config/alpha/sync.md (I12MODE): New.
10836 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10837 (sync_<fetchop_name><I48MODE>): Likewise.
10838 (sync_nand<I48MODE>): Likewise.
10839 (sync_old_<fetchop_name><I48MODE>): Likewise.
10840 (sync_new_<fetchop_name><I48MODE>): Likewise.
10841 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10842 (sync_compare_and_swap<I48MODE>): Likewise.
10843 (sync_lock_test_and_set<I48MODE>): Likewise.
10844 (sync_compare_and_swap<I12MODE>): New.
10845 (sync_compare_and_swap<I12MODE>_1): New.
10846 (sync_lock_test_and_set<I12MODE>): New.
10847 (sync_lock_test_and_set<I12MODE>_1): New.
10849 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10853 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10855 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10857 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10858 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10860 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10863 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10865 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10867 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10868 memory_operand constraint.
10869 (store_conditional_<mode>): Same.
10870 (sync_compare_and_swap<mode>): Same.
10871 (sync_lock_test_and_set<mode>): Same.
10873 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10875 Rewrite PIC support to more closely model actual instructions.
10876 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10877 (cris_symbol): Remove prototypes for removed functions.
10878 (cris_pic_symbol_type_of, cris_valid_pic_const)
10879 (cris_expand_pic_call_address): Prototypes for new functions.
10880 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10882 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10884 <case ':'>: Add case for new punctuation character.
10885 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10886 emitting (extra) PIC modifier.
10887 <case UNSPEC>: Do not assert for PLT.
10888 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10889 (cris_expand_prologue, cris_expand_epilogue): Check
10890 for pic_offset_table_rtx usage instead of taking
10891 current_function_uses_pic_offset_table as the final word.
10892 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10893 Remove flag_pic difference.
10894 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10895 the moral equivalents of...
10896 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10898 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10899 (cris_handle_option): Mark ARG as unused.
10900 (cris_expand_pic_call_address): New worker function for "call",
10902 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10903 output PIC constructs here.
10904 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10905 as symbol-specific modifers, not whole or part of operands.
10906 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10907 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10908 constants and flag_pic.
10909 (CONSTANT_INDEX_P): Adjust for new functions.
10910 (enum cris_pic_symbol_type): New helper type.
10911 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10912 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10913 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10915 ("movsi"): Emit actual instructions for GOT and relative access.
10916 ("*movsi_got_load"): New pattern to set up the register holding
10918 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10919 Adjust FIXME for 'S'.
10920 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10921 Use "movs" for -fpic cases.
10922 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10923 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10924 ("call", "call_value"): Just call cris_expand_pic_call_address for
10926 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10927 Remove special pattern.
10928 ("*expanded_call_side", "*expanded_call_value_side"): New
10930 (gotplt-to-plt, gotplt-to-plt-side-call)
10931 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10933 * config/cris/cris/predicates.md
10934 ("cris_general_operand_or_gotless_symbol"): Remove unused
10936 ("cris_general_operand_or_symbol"): Adjust for new functions.
10938 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10940 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10942 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10944 * Makefile.in (TREE_H): Add treestruct.def.
10945 (c-decl.o): Add pointer-set.h
10946 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10947 visibility on regular DECL's.
10948 (merge_decls): Fix the copying of decl nodes of various types for
10949 the new structures. Don't update RTL, section name, weak status,
10950 etc, on DECL's without RTL.
10951 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10952 Don't check volatile on non-variable types.
10953 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10954 to check whether we have seen arguments.
10955 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10956 flag is checked before field (flag is common, field is not).
10957 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10958 TS_DECL_COMMON could have an origin.
10959 (add_location_or_const_value_attribute): Don't check section name
10960 on non-var/function decls.
10961 (dwarf2out_var_location): Reverse order of tests.
10962 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10963 with DECL_WRTL_CHECK.
10964 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10965 * fold-const.c (fold_binary): Don't check weakness on
10966 non-var/function decls.
10967 (tree_expr_nonzero_p): Ditto.
10968 (fold_checksum_tree): Use tree_decl_extra as sizeof
10970 * ggc-page.c (extra_order_size_table): Add sizes for
10971 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10973 * gimplify.c (gimplify_bind_expr): Only set
10974 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10975 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10977 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10978 * langhooks.h (init_ts). New langhook.
10979 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10980 * print-tree.c (print_node): Update to only print fields that
10981 exist in the structures the passed decl has.
10982 * toplev.c (wrapup_global_declarations): Don't reset
10983 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10984 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10985 * tree-inline.c (remap_decl): Ditto.
10986 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10987 * tree-pretty-print.c (print_declaration): Don't print
10988 DECL_REGISTER on things that don't contain it.
10989 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10990 non-var/function decls.
10991 * tree.c (tree_contains_struct): New structure.
10992 (init_priority_for_decl): New hashtable.
10993 (tree_int_map): New structure.
10994 (tree_int_map_eq): New function.
10995 (tree_int_map_marked_p): Ditto.
10996 (tree_int_map_hash): Ditto.
10997 (tree_map): Move to tree.h.
10998 (tree_map_eq): Externalize.
10999 (tree_map_hash): Ditto.
11000 (tree_map_marked_p): Ditto.
11001 (init_ttree): Set up tree_contains_struct and call langhook.
11002 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11003 (tree_code_size): Update for new structures.
11004 (tree_node_structure): Update for new structures.
11005 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11007 (copy_node_stat): Copy init priority.
11008 (build_decl_stat): Ditto for visibility.
11009 (ts_enum_names): New.
11010 (tree_contains_struct_check_failed): New function.
11011 (decl_init_priority_lookup): Ditto.
11012 (decl_init_priority_insert): Ditto.
11013 * treestruct.def: New file.
11014 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11015 (CONTAINS_STRUCT_CHECK): Ditto.
11016 (tree_contains_struct_check_failed): New prototype.
11017 (DECL_CHECK): Removed.
11018 (DECL_MINIMAL_CHECK): New.
11019 (DECL_COMMON_CHECK): Ditto.
11020 (DECL_WRTL_CHECK): Ditto.
11021 (DECL_NON_COMMON_CHECK): Ditto.
11022 (DECL_WITH_VIS_CHECK): Ditto.
11023 (VAR_OR_FUNCTION_DECL_P): Ditto
11024 (struct tree_decl_minimal): New structure.
11025 (struct tree_decl_common): Ditto.
11026 (struct tree_decl_with_rtl): Ditto.
11027 (struct tree_decl_with_vis): Ditto.
11028 (struct tree_decl_non_common): Ditto.
11029 (struct tree_field_decl): Ditto.
11030 (struct tree_parm_decl): Ditto.
11031 (struct tree_var_decl): Ditto.
11032 (struct tree_function_decl): Ditto.
11033 (struct tree_const_decl): Ditto.
11034 (struct tree_result_decl): Ditto.
11035 (union tree_node): Add new structures.
11036 * var-tracking.c (track_expr_p): Reverse order of tests.
11038 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11040 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11042 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11043 * system.h: Poison FINALIZE_PIC.
11044 * doc/tm.texi (FINALIZE_PIC): Remove.
11046 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11049 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11050 to the correct type if we have a MODIFY_EXPR.
11052 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11054 PR tree-optimization/22360
11055 * tree.c (upper_bound_in_type): Fix calculations for casting
11056 to a non-wider signed type and casting a signed value to a
11057 wider unsigned type.
11058 (lower_bound_in_type): Fix calculations for casting to a
11059 non-wider signed type.
11061 PR tree-optimization/20139
11062 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11064 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11065 fold_cond_expr_cond.
11066 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11067 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11069 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11072 * tree-complex.c (expand_complex_libcall): Produce
11073 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11075 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11077 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11078 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11079 b" assert and inserted fastpath code for this case.
11080 (bitmap_ior): Removed "a != b" assert.
11082 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11084 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11085 (ENDFILE_SPEC): Likewise.
11086 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11088 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11089 a large stack frame at epilogue.
11091 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11093 * final.c: Include sdbout.h when required.
11095 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11097 * config.gcc (*-*-darwin*): Only one target-specific header file
11098 for generic darwin.
11099 (powerpc-*-darwin*): Add version-specific header files.
11100 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11101 * config.in: Regenerate.
11102 * configure: Regenerate.
11103 * gcc.c: Include xregex.h.
11104 (version_compare_spec_function): New.
11105 (spec_function): Add version-compare.
11106 (replace_outfile_spec_function): Reformat comment.
11107 (compare_version_strings): New.
11108 * config/darwin-c.c (version_as_macro): New.
11109 (builtin_define): New.
11110 (darwin_cpp_builtins): New.
11111 * config/darwin-protos.h (darwin_cpp_builtins): New.
11112 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11113 (LIB_SPEC): Make unconditional, update comment.
11114 (TARGET_C99_FUNCTIONS): Define.
11115 * config/darwin.opt: Sort.
11116 (mmacosx-version-min=): New.
11117 * config/darwin7.h: Delete.
11118 * config/darwin8.h: Delete.
11119 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11120 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11121 (TARGET_C99_FUNCTIONS): Define.
11122 * config/rs6000/darwin7.h: New.
11123 * config/rs6000/darwin8.h: New.
11124 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11125 (-mmacosx-version-min): Document.
11127 2005-07-07 Ian Lance Taylor <ian@airs.com>
11129 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11131 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11133 PR middle-end/22239
11134 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11136 2005-07-07 Khem Raj <kraj@mvista.com>
11138 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11139 in bytes, not words.
11141 2005-07-07 Paul Brook <paul@codesourcery.com>
11143 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11144 DEFAULT_FUNCTION_ARG_PADDING to upward.
11146 2005-07-07 Richard Henderson <rth@redhat.com>
11148 * function.c (locate_and_pad_parm): Record parameter alignment in
11149 stack_alignment_needed.
11151 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11153 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11154 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11155 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11156 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11157 (define_attr "type"): Add isync, sync, load_l, store_c.
11158 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11159 Create scratch volatile MEM.
11160 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11162 (load_locked_<mode>): New.
11163 (store_conditional_<mode>): New.
11164 (sync_compare_and_swap<mode>): Replace with splitter.
11165 (sync_lock_test_and_set<mode>): Replace with splitter.
11166 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11168 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11169 is ics. Attribute isync.
11170 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11172 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11173 and UNSPECV_SYNC_OP.
11174 (emit_unlikely_jump): New.
11175 (emit_load_locked): New.
11176 (emit_store_conditional): New.
11177 (rs6000_split_compare_and_swap): New.
11178 (rs6000_split_lock_test_and_set): New.
11179 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11180 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11181 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11182 rs6000_split_lock_test_and_set): Declare.
11183 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11184 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11185 store_c, isync, sync.
11187 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11189 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11190 filenames to gtyp-gen.h.
11191 (s-typ-gen): Use it in place of for loops.
11193 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11195 * hooks.c (hook_bool_rtx_int_false): New function.
11196 * hooks.h (hook_bool_rtx_int_false): Declare.
11197 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11198 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11199 * target.h (struct gcc_target): Add commutative_p member.
11200 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11201 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11202 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11203 (pa_commutative_p): New function.
11204 * jump.c (target.h): Include.
11205 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11206 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11208 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11210 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11211 (s390_expand_setmem): New.
11212 * config/s390/s390.c: Likewise.
11213 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11215 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11216 general_operand. Call new function "s390_expand_setmem".
11217 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11218 ("setmem_long", "*setmem_long"): ... this.
11220 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11222 * config/s390/s390.c: (optimization_options): Enable
11223 TARGET_MVCLE at -Os.
11224 * doc/invoke.texi: Document changes in default behaviour.
11225 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11227 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11229 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11230 defined by back-end.
11232 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11234 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11235 all sets in the pattern.
11236 * config/rs6000/rs6000.md (stack_protect_testsi,
11237 stack_protect_testdi): Likewise.
11239 2005-07-06 Jeff Law <law@redhat.com>
11241 * tree-vrp.c (simplify_using_ranges): Kill.
11242 (vrp_finalize): Remove call to simplify_using_ranges.
11243 (simplify_stmt_using_ranges): New function extracted from
11244 simplify_using_ranges.
11245 (simplify_div_or_mod_using_ranges): Likewise.
11246 (simplify_abs_using_ranges): Likewise.
11247 (simplify_cond_using_ranges): New function.
11248 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11249 * tree-ssa-propagate.c (substitute_and_fold): Call
11250 simplify_stmt_using_ranges if we have range information.
11252 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11254 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11255 ia64_flag_schedule_isns2.
11257 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11258 reading/writing general registers.
11259 (ia64_function_arg): Revert 2005-06-18 change.
11261 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11263 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11264 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11266 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11268 * function.c (expand_function_end): Revert part of 2005-06-27
11269 patch. Do sjlj_emit_function_exit_after after return_label.
11271 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11273 * doc/install.texi (--disable-libssp): New.
11275 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11277 * doc/invoke.texi: Update -fforce-mem documentation.
11278 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11279 code for -fforce-mem.
11280 * expmed.c: (store_bit_field,store_fixed_bit_field,
11281 extract_bit_field): Ditto.
11282 * expr.c: (convert_move): Ditto.
11283 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11284 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11285 emit_conditional_add,expand_float,expand_fix): Ditto.
11286 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11287 (common_handle_option): Issue warning when -fforce-mem specified.
11289 2005-07-06 Paul Brook <paul@codesourcery.com>
11291 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11293 * configure: Regenerate.
11295 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11297 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11299 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11301 Fix PR tree-optimization/22319
11302 Fix PR tree-optimization/22140
11303 Fix PR tree-optimization/22310
11305 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11306 variable sized types.
11307 Use correct type for intermediate structure on *a = *b structure
11310 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11312 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11314 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11315 (machine_function): Move typedef to...
11316 * config/rs6000/rs6000.c (machine_function): ... here. Add
11317 varargs_save_offset field.
11318 (rs6000_stack_t): Remove varargs_size field.
11319 (setup_incoming_varargs): Allocate varargs save area using
11320 assign_stack_local, try to make it as small as possible.
11321 Save offset from virtual_stack_vars_rtx to the save area
11322 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11323 instead of magic 8 when fp word byte size is used.
11324 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11325 instead of -RS6000_VARARGS_SIZE.
11326 (rs6000_stack_info, debug_stack_info,
11327 rs6000_initial_elimination_offset): Remove all traces of
11329 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11330 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11331 RS6000_VARARGS_AREA.
11333 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11335 PR tree-optimization/21963
11336 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11337 constant_multiple_of in the same way get_computation_cost_at does.
11339 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11341 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11342 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11343 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11344 and return its previous value.
11345 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11346 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11348 (stack_protect_set, stack_protect_test): New expanders.
11349 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11350 stack_protect_testdi): New insns.
11351 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11352 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11354 2005-07-06 Jeff Law <law@redhat.com>
11356 * tree-ssa-dce.c (cfg_altered): New global.
11357 (tree_dce_init): Initialize cfg_altered.
11358 (remove_dead_stmt): If we remove an edge in the CFG, then set
11360 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11363 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11365 * Makefile.in (stamp-collect-ld): Use
11366 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11367 ./collect-ld if it already exists.
11368 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11369 Don't remove ./nm if it already exists.
11371 2005-07-05 Devang Patel <dpatel@apple.com>
11373 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11374 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11375 * tree-vectorizer.c (vect_loop_location): New.
11376 (vect_print_dump_info): Use vect_loop_location.
11377 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11378 (vectorize_loops): Set vect_loop_location.
11379 * tree-vect-analyze.c (vect_analyze_offset_expr,
11380 vect_determin_vectorization_factor, vect_analyze_operations,
11381 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11382 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11383 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11384 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11385 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11386 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11387 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11388 vect_analyze_loop): Adjust vect_print_dump_info API.
11389 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11390 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11391 vect_finish_stmt_generation, vectorizable_assignment,
11392 vectorizable_operation, vectorizable_store, vectorizable_load,
11393 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11394 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11395 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11396 vect_transform_loop): Same.
11397 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11398 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11401 2005-07-05 Randolph Chung <tausq@debian.org>
11403 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11404 * configure: Regenerate.
11405 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11406 (pa_tls_referenced_p): Declare.
11407 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11408 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11409 (legitimize_tls_address): New.
11410 (hppa_legitimize_address): Handle TLS addresses.
11411 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11412 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11413 (emit_move_sequence): Handle TLS addresses.
11414 (pa_encode_section_info): Call default handler to handle common
11416 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11417 (CONSTANT_ADDRESS_P): Reject TLS operands.
11418 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11419 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11420 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11421 (UNSPEC_TLSLE): Define new constants.
11422 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11423 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11424 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11425 (tie_symbolic_operand, tle_symbolic_operand): New
11427 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11429 * aclocal.m4: Update macros for autoconf 2.59 style.
11430 * configure.ac: Likewise.
11432 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11434 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11435 (function_arg): Pass small aggregates in general registers on 32-bit
11437 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11439 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11441 * Makefile.in (final.o): Fix dependencies.
11443 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11447 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11448 * langhooks.c (lhd_expr_to_decl): New.
11449 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11451 (LANG_HOOKS_INITIALIZER): Update.
11452 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11453 expr_to_decl langhook.
11454 * c-tree.h (c_expr_to_decl): Declare.
11455 * c-typeck.c (c_expr_to_decl): New.
11456 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11458 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11460 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11463 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11464 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11466 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11468 * Makefile.in: Adjust dependencies.
11469 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11470 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11471 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11472 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11473 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11474 rest_of_compilation.
11476 * bb-reorder.c (gate_duplicate_computed_gotos,
11477 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11478 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11479 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11480 pass_partition_blocks): New.
11481 * bt-load.c (gate_handle_branch_target_load_optimize,
11482 rest_of_handle_branch_target_load_optimize,
11483 pass_branch_target_load_optimize): New.
11484 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11486 * cfglayout.c (pass_insn_locators_initialize): New.
11487 * cfgrtl.c (pass_free_cfg): New.
11488 * combine.c (gate_handle_combine, rest_of_handle_combine,
11489 pass_combine): New.
11490 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11491 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11492 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11493 * except.c (pass_set_nothrow_function_flags,
11494 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11496 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11497 rest_of_handle_shorten_branches, pass_shorten_branches,
11498 rest_of_clean_state, pass_clean_state): New.
11499 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11500 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11501 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11503 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11504 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11505 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11506 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11508 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11509 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11510 pass_rtl_ifcvt, gate_handle_if_after_combine,
11511 rest_of_handle_if_after_combine, pass_if_after_combine,
11512 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11513 pass_if_after_reload): New.
11514 * integrate.c (pass_initial_value_sets): New.
11515 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11516 pass_purge_lineno_notes): New.
11517 * mode-switching.c (rest_of_handle_mode_switching,
11518 pass_mode_switching): New.
11519 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11520 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11522 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11523 pass_loop_optimize): New.
11524 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11526 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11528 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11529 pass_postreload_cse): New.
11530 * profile.c (gate_handle_profiling, pass_profiling,
11531 rest_of_handle_branch_prob, pass_branch_prob): New.
11532 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11533 pass_split_before_regstack, gate_handle_split_before_regstack,
11534 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11535 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11536 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11537 pass_stack_regs): New.
11538 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11539 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11540 pass_stack_adjustments): New.
11541 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11542 pass_regrename): New.
11543 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11544 pass_delay_slots, gate_handle_machine_reorg,
11545 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11546 * rtl.h (extern void purge_line_number_notes): New.
11547 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11548 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11550 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11552 * value-prof.c (gate_handle_value_profile_transformations,
11553 rest_of_handle_value_profile_transformations,
11554 pass_value_profile_transformations): New.
11555 * var-tracking.c (gate_handle_var_tracking,
11556 pass_variable_tracking): New.
11557 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11559 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11560 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11561 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11562 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11563 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11564 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11565 rest_of_handle_gcse2, rest_of_handle_regmove,
11566 rest_of_handle_tracer, rest_of_handle_if_conversion,
11567 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11568 rest_of_handle_web, rest_of_handle_branch_prob,
11569 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11570 rest_of_handle_jump_bypass, rest_of_handle_combine,
11571 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11572 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11573 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11574 rest_of_handle_mode_switching, rest_of_handle_jump,
11575 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11576 rest_of_handle_flow2, rest_of_handle_jump2,
11577 rest_of_handle_peephole2, rest_of_handle_postreload,
11578 rest_of_handle_shorten_branches, rest_of_clean_state,
11579 rest_of_compilation): Remove.
11581 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11582 * passes.c (dump_flags, in_gimple_form, all_passes,
11583 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11584 register_dump_files, next_pass_1, last_verified, execute_todo,
11585 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11586 from tree-optimize.c.
11587 (init_optimization_passes): Moved from tree-optimize.c,
11588 adding the RTL optimizations.
11589 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11590 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11591 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11592 register_dump_files, next_pass_1, last_verified, execute_todo,
11593 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11594 init_tree_optimization_passes, ipa_passes): Delete.
11595 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11597 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11598 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11600 (ipa_passes): Remove.
11601 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11602 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11603 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11604 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11605 (dump_info_p, dump_flag): Moved to tree-dump.h.
11607 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11609 * passes.c (finish_optimization_passes): Use dump_begin
11610 and dump_end, TDI_end.
11611 (gate_rest_of_compilation): New.
11612 (pass_rest_of_compilation): Use it.
11613 (gate_postreload, pass_postreload): New.
11614 * toplev.c (general_init): Rename init_tree_optimization_passes.
11615 * toplev.h (init_tree_optimization_passes): Rename to
11616 init_optimizations_passes.
11617 * tree-dump.c (dump_flag): Make static.
11618 (dump_files): Remove RTL dumps.
11619 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11620 pass_cleanup_cfg, pass_free_cfg_annotations,
11621 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11622 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11623 * tree-pretty-print.c: Include tree-pass.h.
11624 * cgraph.c: Include tree-dump.h.
11626 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11628 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11629 Only fall back to saying it points to readonly memory if
11630 we can't do better.
11632 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11634 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11635 * config/m32r/m32r.c (m32r_compute_frame_size,
11636 m32r_expand_prologue): Take current_function_profile into
11637 account whenever we reference
11638 current_function_uses_pic_offset_table.
11639 (m32r_finalize_pic): Remove.
11640 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11642 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11644 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11645 instead of $<. Don't remove ./as if it already exists.
11647 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11650 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11651 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11652 for complex modes when generating code for PA 1.0.
11653 (VALID_FP_MODE_P): New macro.
11654 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11655 sets for all general and floating point modes. Align wide floating
11656 point modes to even register boundaries to comply with architectural
11658 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11659 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11660 (VALID_FP_MODE_P): New macro.
11661 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11662 sets for all general and floating point modes. Align wide floating
11663 point modes to even register boundaries to comply with architectural
11666 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11668 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11671 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11673 * tree-ssa-structalias.c: Don't include expr.h.
11675 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11677 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11680 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11682 Fix PR tree-optimization/22279
11684 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11687 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11689 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11691 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11693 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11694 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11695 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11696 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11697 config/stormy16/stormy16.c, config/v850/v850.c,
11698 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11699 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11700 Avoid "." or "\n" at end of diagnostics and capital letters at
11701 start of diagnostics.
11702 * combine.c, cse.c: Don't translate dump file output.
11703 * toplev.c (print_version): Only translate output if going to
11706 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11708 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11709 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11712 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11714 * pa.c (fix_range): Fix typo in comment.
11716 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11718 * tree-vrp.c (extract_range_from_assert): Replace
11719 fold (build (...)) with fold_build2.
11721 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11723 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11724 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11725 (format_types_orig, handle_format_attribute): Add support for
11728 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11730 * varasm.c (assemble_variable): Fix format specifier thinko.
11732 2005-07-03 Ira Rosen <irar@il.ibm.com>
11734 PR tree-optimization/22029 (and 22135)
11735 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11736 a phi node before calling dump_vops.
11738 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11740 * tree-dump.h (dump_string_field): Declare.
11741 * tree-dump.c: Use it instead of dump_string.
11742 (dump_string_field): Make non-static.
11744 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11746 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11747 up the minimal CFG stuff always when optimize > 0. Call
11748 split_all_insns_noflow in PIC case if needed.
11750 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11751 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11754 * c-decl.c (c_write_global_declarations): Dump contents of
11756 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11757 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11758 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11759 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11762 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11764 * c-common.h (GCC_DIAG_STYLE): Define.
11765 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11766 version for format checking to 4.1.
11767 * c-format.c: Include toplev.h after c-common.h.
11768 (enum format_type): Add gcc_tdiag_format_type.
11769 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11770 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11771 (format_types_orig): Add gcc_tdiag.
11772 (init_dynamic_diag_info): Support gcc_tdiag formats.
11773 (handle_format_attribute): Likewise.
11774 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11775 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11776 version for format checking to 4.1.
11777 (warning0, warning, error, pedwarn, sorry): Use
11778 ATTRIBUTE_GCC_DIAG.
11779 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11780 (finish_aliases_1): Do not use %qE.
11781 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11782 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11783 Correct format bugs.
11784 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11785 parameter to unsigned HOST_WIDE_INT.
11786 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11788 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11790 PR middle-end/21742
11791 * expr.c (write_complex_part): Use adjust_address for MEM.
11792 (read_complex_part): Same.
11794 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11796 Fix PR tree-optimization/22280
11798 * tree-sra.c (generate_element_init): Remove useless loop.
11800 2005-07-02 Richard Henderson <rth@redhat.com>
11802 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11804 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11806 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11808 PR middle-end/14490
11809 * fold-const.c (fold_binary): Handle the return value of
11810 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11811 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11813 2005-07-02 Jeff Law <law@redhat.com>
11815 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11816 a eliminate type conversion which feeds an equality comparison
11817 if the original type or either operand in the comparison is a
11820 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11822 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11823 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11825 * config/avr/avr.c: Do not use '`' as left quote.
11826 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11827 Remove "." from end of diagnostics. Make diagnostics start with
11830 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11831 Joseph S. Myers <joseph@codesourcery.com>
11833 * toplev.c (default_tree_printer): Handle setting location with
11835 * c-objc.common.c (c_tree_printer): Likewise.
11836 * c-format.c (gcc_diag_flag_specs): Add '+'.
11837 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11838 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11840 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11841 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11842 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11843 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11844 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11845 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11846 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11847 format arguments where %J is used without %D.
11849 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11851 * gcc.c (LINK_SSP_SPEC): Define.
11852 (link_ssp_spec): New variable.
11853 (LINK_COMMAND_SPEC): Add %(link_ssp).
11854 (static_specs): Add link_ssp_spec.
11855 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11856 * configure: Rebuilt.
11857 * config.in: Rebuilt.
11859 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11860 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11861 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11862 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11863 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11864 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11865 -0x7008(2) instead of reading __stack_chk_guard variable.
11866 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11868 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11869 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11870 if TARGET_THREAD_SSP_OFFSET is defined.
11871 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11872 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11875 2005-06-27 Richard Henderson <rth@redhat.com>
11876 * libgcc-std.ver (GCC_4.1.0): New.
11877 * libgcc.h (__stack_chk_guard): Declare.
11878 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11879 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11880 * mklibgcc.in (lib2funcs): Add them.
11882 2005-07-01 Richard Henderson <rth@redhat.com>
11884 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11885 void * before struct sigcontext *.
11886 (x86_fallback_frame_state): Likewise.
11888 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11890 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11892 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11895 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11896 we check for SSA_NAME for.
11898 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11900 Fix PR tree-optimization/22071
11902 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11904 (get_constraint_for_component_ref): Use it.
11906 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11909 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11910 print out the last new line.
11912 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11914 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11915 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11916 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11917 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11918 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11919 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11920 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11921 (enum reg_class): New member CC0_REGS.
11922 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11923 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11924 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11925 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11926 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11927 Adjust for register now described.
11929 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11932 * config/i386/i386.md (stack_protect_test_si,
11933 stack_protect_test_di): Add earlyclobber for scratch 3.
11934 * config/rs6000/rs6000.md (stack_protect_testsi,
11935 stack_protect_testdi): Add earlyclobber for scratch 3,
11936 remove earlyclobber from scratch 4.
11938 Older entries for 2005 can be found in ChangeLog-2005.