1 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
4 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
5 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
6 __floatunditf): Use #error if type sizes don't match requirements
8 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
9 as wider floating-point type. Use #error if type sizes don't
10 match requirements of implementation. Avoid overflow in computing
11 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
12 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
13 (__floatundisf, __floatundidf): Likewise.
14 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
15 * config/ia64/ia64.c (ia64_init_libfuncs): Use
16 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
17 TFmode-TImode conversions.
18 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
20 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
22 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
23 Use builtin_define_with_int_value() instead of
24 adding a new check for every new major FreeBSD version.
26 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
28 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
30 2005-12-15 Richard Sandiford <richard@codesourcery.com>
32 * config/arm/predicates.md (call_memory_operand): New.
33 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
35 2005-12-15 Andrew Haley <aph@redhat.com>
37 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
38 against prev_cache_entry == NULL when moving a cache entry to the
41 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
43 * config/mt/mt.c (mt_override_options): Require lower case
44 architectures. Revert accidental default to ms2.
45 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
46 ENDFILE_SPEC): Require lower case architectures. Revert default
49 * doc/invoke.texi (MT Options): Rename and update.
50 * doc/md.texi (MorphoTech family): Rename and update.
52 2005-12-15 Olivier Hainque <hainque@adacore.com>
54 * stor-layout.c (layout_type): Don't complain about a too small
55 an array element type size compared to its alignment when the
58 2005-12-15 Jan Hubicka <jh@suse.cz>
61 * i386.c (classify_argument): Properly adjust offset of bitfield for
64 2005-12-15 Richard Sandiford <richard@codesourcery.com>
66 * final.c (final_scan_insn): Flip in_cold_section_p when changing
67 between the hot and cold sections. Use current_function_section
68 to get the new section.
69 * dwarf2out.c (output_line_info): Use in_cold_section_p to
70 determine whether we are assembling hot or cold code.
71 (secname_for_decl, dwarf2out_var_location): Likewise.
72 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
73 * varasm.c (last_text_section): Delete.
74 (in_cold_section_p): New variable.
75 (hot_function_section): New function.
76 (current_function_section): Pass in_cold_section_p as the
77 reloc argument to select_section. Use it to decide between
78 unlikely_function_section and hot_function_section.
79 (assemble_start_function): Use switch_to_section. Set
80 in_cold_section_p instead of last_text_section.
81 (assemble_end_function): Use switch_to_section.
82 (switch_to_section): Don't set last_text_section.
83 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
84 argument to make the right choice between hot and cold sections.
86 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
88 Second part of MS1->MT renaming
89 * config/mt/mt.md (doloop_end): Call mt_add_loop.
90 (movqi, movhi): Call mt_set_memflags.
91 (*movdf_internal): Call mt_split_words.
92 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
94 (cmpsi): Store to mt_compare_op[01].
95 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
96 bungt, bunle, bunlt): Call mt_emit_cbranch.
97 (prologue): Call mt_expand_prologue.
98 (epilogu): Call mt_expend_epilogue.
99 (eh_return): Call mt_expand_eh_return.
100 (eh_epilogue): Call me_emit_eh_epilogue.
101 (conditional_trap): Store to mt_compare_op[01].
102 * config/mt/crti.asm: Adjust comment.
103 * config/mt/crtn.asm: Adjust comment.
104 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
105 (mt_compare_op0, mt_compare_op1): Renamed.
106 (current_frame_info, zero_frame_info): Adjust type.
107 (mt_ucmpsi3_libcall): Renamed.
108 (mt_flag_delayed_branch): Renamed.
109 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
110 (mt_nops_required, mt_nop_reasons): Renamed.
111 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
112 mt_debug_stack, mt_print_operand_simple_address,
113 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
114 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
115 mt_function_arg_advance, mt_arg_partial_bytes,
116 mt_pass_by_reference, mt_function_arg_boundary,
117 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
118 mt_legitimate_address_p): Renamed, adjusted.
120 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
121 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
122 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
123 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
124 mt_expand_eh_return, mt_emit_eh_prologue,
125 mt_handl_interrupt_attribute): Renamed, adjusted.
126 (mt_attribute_table): Renamed, adjusted.
127 (mt_initial_elimination_offset, mt_generate_compare,
128 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
129 mt_secondary_reload_class, mt_function_value, mt_split_words,
130 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
131 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
132 (mt_labels): Renamed.
133 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
134 mt_machine_reorg): Renamed, adjusted.
135 (mt_attribute_table: Renamed.
136 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
137 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
138 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
139 * config/mt/mt.opt (march): Set mt_cpu_string.
140 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
141 (TARGET_CPU_CPP_BUILTINS): Adjust.
142 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
144 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
145 (MT_MIN_INT): Renamed.
146 (RETURN_ADDR_RTX): Adjust.
147 (struct mt_frame_info): Renamed.
148 (current_frame_info): Adjust type.
149 (INITIAL_ELIMINATION_OFFSET): Adjust.
150 (MT_NUM_ARG_REGS): Renamed.
151 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
152 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
153 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
154 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
155 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
156 (mt_compare_op0, mt_compare_op1): Renamed.
157 * config/mt/mt-protos.h: Rename prototypes.
159 2005-12-15 Richard Guenther <rguenther@suse.de>
161 * tree-flow.h (okay_component_ref_for_subvars): Remove.
162 (get_ref_base_and_extent): Declare.
163 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
164 (get_ref_base_and_extent): New function.
165 * tree-ssa-alias.c (find_used_portions): Use it.
166 * tree-ssa-structalias.c (get_constraint_for_component_ref):
168 * tree-ssa-operands.c (get_expr_operands): Likewise.
170 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
172 * combine.c: Remove force_to_mode's fourth parameter.
173 (force_to_mode): Do not handle REG.
174 (canon_reg_for_combine): New.
175 (make_field_assignment): Use it where the removed argument was non-NULL.
177 2005-12-15 Alan Modra <amodra@bigpond.net.au>
180 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
181 error_mark_node. Make alignment params unsigned.
182 * config/rs6000/rs6000-protos.h
183 (rs6000_special_round_type_align): Update prototype.
184 (rs6000_machopic_legitimize_pic_address): Remove arg names.
186 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
188 PR rtl-optimization/25310
189 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
190 of the eliminable register when substituting into a PLUS.
192 2005-12-14 Jakub Jelinek <jakub@redhat.com>
195 * config/i386/i386.c (ix86_force_to_memory): Always use
196 SImode push for HImode in -m32.
197 (ix86_free_from_memory): Likewise.
199 2005-12-14 Richard Sandiford <richard@codesourcery.com>
201 * gcc/config/arm/arm.md: Provide a big-endian version of the
202 (zero_extend:SI (subreg:QI ...)) splitter.
204 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
206 * struct-equiv.c (note_local_live): Handle hard regs with different
209 2005-12-14 Jeff Law <law@redhat.com>
211 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
212 to a structure containing state rather than a pointer to bool.
213 (case ARRAY_REF): New code to handle folding some array references.
214 (case ADDR_EXPR): Note when we are processing expressions found
215 within an ADDRE_EXPR.
216 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
217 for state variables rather than just a pointer to a boolean.
218 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
219 handling of constant string references.
221 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
223 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
224 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
225 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
226 Move other tst* patterns to retain partial order.
228 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
230 * config/s390/s390.md ("d0", "1"): New mode attributes.
231 ("<shift>di3", "<shift>si3"): Merge.
232 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
233 ("ashrdi3", "ashrsi3"): Merge.
234 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
235 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
236 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
237 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
238 ("*ashrdi3", "*ashrsi3"): Merge.
239 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
241 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
243 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
244 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
245 ("*extendqidi2", "*extendqisi2") Merge.
246 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
247 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
248 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
249 Move some patterns to retain partial ordering.
251 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
253 * config/s390/s390.md ("atype", "length"): Rewrite.
254 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
256 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
258 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
260 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
262 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
263 PARALLELs with a mode.
265 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
267 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
270 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
272 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
274 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
278 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
281 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
283 2005-12-14 Jakub Jelinek <jakub@redhat.com>
287 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
288 DECL_P, call get_section rather than get_named_section. Supply
291 2005-12-14 Ben Elliston <bje@au.ibm.com>
293 * c-common.c (c_common_truthvalue_conversion): Generalise warning
294 for addresses converted to booleans; not just function addresses.
295 * c-typeck.c (build_binary_op): Warn for address comparisons which
296 can never be NULL (eg. func == NULL or &var == NULL).
297 * common.opt (Walways-true): New option.
298 * c-opts.c (c_common_handle_option): Set it with -Wall.
299 * doc/invoke.texi: Document it.
301 2005-12-13 Paul Brook <paul@codesourcery.com>
303 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
304 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
306 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
308 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
309 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
311 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
312 (EXTRA_MULTILIB_PARTS): Define.
314 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
316 PR rtl-optimization/20070 / part1
317 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
318 count_or_remove_death_notes with kill == -1.
319 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
320 registers if PROP_POST_REGSTACK is set.
321 (mark_used_reg): Likewise.
322 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
323 REG_UNUSED notes for stack regs.
324 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
325 to match rtx_equiv_p machinery. Change caller.
326 (outgoing_edges_match): Likewise.
327 (try_crossjump_to_edge): Use struct_equiv_block_eq
328 instead of flow_find_cross_jump.
329 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
330 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
331 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
332 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
333 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
334 (insns_match_p): Update prototype.
335 (flow_find_cross_jump): Remove prototype.
336 (struct_equiv_block_eq, struct_equiv_init): Declare.
337 (rtx_equiv_p, condjump_equiv_p): Likewise.
338 * struct-equiv.c: Include reload.h.
339 (IMPOSSIBLE_MOVE_FACTOR): Define.
340 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
341 (struct_equiv_improve_checkpoint): Likewise.
342 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
343 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
344 (struct_equiv_merge, find_dying_input): Likewise.
345 (resolve_input_conflict, note_local_live): Likewise.
346 (death_notes_match_p): Change parameters and processing
347 to match rtx_equiv_p machinery. Change caller.
348 (insns_match_p): Likewise.
349 (flow_find_cross_jump): Replace with:
350 (struct_equiv_block_eq).
352 Back out this change:
353 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
354 * recog.c (verify_changes): Make it static.
355 * recog.h: Remove the corresponding prototype.
357 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
359 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
362 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
364 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
365 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
366 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
367 TARGET_MS1_64_001 appropriately.
368 (ms1_machine_reorg): Use TARGET_MS2.
370 2005-12-13 Jakub Jelinek <jakub@redhat.com>
374 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
375 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
376 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
377 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
378 Set mode to SI, adjust constraints.
379 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
380 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
383 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
385 * c-cppbuiltin.c (builtin_define_float_constants): Add
386 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
387 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
388 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
389 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
390 to "((double)%sL)" otherwise "%s".
392 2005-12-13 Paul Brook <paul@codesourcery.com>
394 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
397 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
399 * tree-flow.h: Allow compilation with a C++ compiler.
400 (struct edge_prediction): Prefix all field names with "ep_".
401 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
402 (tree_predict_edge, combine_predictions_for_bb): Likewise.
403 (remove_predictions_associated_with_edge): Likewise.
405 2005-12-12 Jeff Law <law@redhat.com>
407 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
409 * passes.c (init_optimization_passes): Run reassociation again
410 after loop optimizations.
412 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
414 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
416 (optimize_stmt): Ditto.
417 (canonicalize_comparison): New function.
418 * tree-ssa-operands.c (swap_tree_operands): Make external.
419 (get_expr_operands): Stop auto-canonicalization.
420 * tree-ssa-reassoc.c: Rewrite.
421 (init_optimization_passes):
422 * tree-flow.h (swap_tree_operands): Prototype.
423 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
425 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
427 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
428 indicate function epilogue has been output.
429 (pa_asm_output_mi_thunk): Likewise.
430 (output_deferred_plabels): Put plabels in readonly data section when
431 not generating PIC code.
432 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
433 information. Add assert.
434 (som_output_comdat_data_section_asm_op): New function.
435 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
436 instead of output_section_asm_op for COMDAT sections.
438 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
440 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
441 Fix whitespace in vincinity of to-be-installed changes.
442 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
443 (insns_match_p): Likewise.
445 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
447 * config.gcc (ms1): Replace with ...
449 * config/ms1: Rename to ...
450 * config/mt: ... here. Rename ms1 files to mt.
451 * config/mt/mt.c: Adjust gt-mt.h #include.
452 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
453 (crti.o, crtn.o): Adjust file names.
455 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
457 * varray.h: Allow compilation with a C++ compiler.
458 (union varray_data_tag): Prefix all field names with "vdt_".
459 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
460 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
461 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
462 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
463 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
464 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
465 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
466 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
467 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
468 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
469 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
470 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
471 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
472 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
473 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
474 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
475 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
476 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
477 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
478 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
479 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
480 VARRAY_TOP_TREE_PTR): Likewise.
481 * varray.c (varray_grow): Likewise.
482 (varray_clear): Likewise.
484 2005-12-12 Alan Modra <amodra@bigpond.net.au>
487 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
488 alignment to doubleword if the first field is a double array.
489 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
491 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
493 * tree-ssa-structalias.c (process_constraint): Remove code to
494 transform addressofs into scalar.
495 (create_variable_info_for): In whole-program IPA, globals don't
496 point to ANYTHING by default.
498 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
500 * timevar.def (TV_IPA_PTA): New.
501 * tree-pass.h (pass_ipa_pta): New
502 * tree-ssa-structalias.c: Include cgraph.h
504 (predbitmap_obstack): New.
505 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
506 (struct constraint_stats): Add num_edges.
507 (new_var_info): Don't call bitmap_clear.
508 (struct constraint_edge): Update docs.
509 (new_constraint_edge): Remove src param.
510 (struct constraint_graph): Add zero_weight_succs,
511 zero_weight_preds. Update docs.
512 (constraint_expr_equal): Reformat.
513 (constraint_edge_equal): Update for removal of src.
514 (constraint_edge_less): Ditto.
515 (constraint_edge_vec_find): Ditto.
516 (erase_graph_self_edge): Update for removal of src and and zero
518 (clear_edges_for_node): Ditto.
519 (add_graph_edge): Ditto.
520 (get_graph_weights): Ditto.
521 (allocate_graph_weights): Ditto.
522 (merge_graph_nodes): Ditto.
523 (int_add_graph_edge): Ditto.
524 (valid_graph_edge): Ditto.
525 (valid_weighted_graph_edge): Ditto.
526 (build_constraint_graph): Ditto.
528 (collapse_nodes): Ditto.
529 (process_unification_queue): Ditto.
531 (solve_graph): Ditto.
532 (do_structure_copy): Ditto.
533 (perform_var_substitution): Ditto.
534 Init and release obstack.
535 (handle_ptr_arith): Try to resolve directly.
536 (find_func_aliases): Don't call update_alias_info here
537 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
538 (do_sd_constraint): Add code for propagating faster.
540 (do_ds_constraint): Ditto.
541 (count_num_arguments): New function.
542 (create_function_info_for): Ditto.
543 (create_variable_info_for): Handle FUNCTION_DECL.
544 (intra_create_variable_infos): Use make_constraint_to_anything.
545 (init_alias_vars): Init obstacks here.
546 (need_to_solve): Handle zero weight graph changes.
547 (compute_points_to_sets): Call update_alias_info here.
548 (delete_points_to_sets): Free zero weight preds/succs here.
550 (ipa_pta_execute): New
552 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
554 * tree-ssa-structalias.c (var_anyoffset): Removed.
555 (anyoffset_tree): Ditto.
556 (anyoffset_id): Ditto.
557 (do_deref): Take vector of constraints, no return value.
558 Update to work on vector.
559 (get_constraint_for): Ditto.
560 (get_constraint_for_component_ref): Ditto.
561 (do_structure_copy): Ditto.
562 (handle_ptr_arith): Ditto.
563 (find_func_aliases): Ditto.
564 (set_uids_in_ptset): Remove anyoffset handling.
565 (init_base_vars): Ditto.
567 2005-12-10 Mark Mitchell <mark@codesourcery.com>
570 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
571 DECL_EXTERNAL functions have no bodies. Tidy.
573 2005-12-10 Andreas Schwab <schwab@suse.de>
575 * except.c (switch_to_exception_section): Only define if
576 TARGET_UNWIND_INFO is not defined.
578 2005-12-10 Richard Sandiford <richard@codesourcery.com>
580 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
581 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
583 2005-12-10 Richard Sandiford <richard@codesourcery.com>
585 * output.h (init_section, fini_section): Delete.
586 * varasm.c (init_section, fini_section): Delete.
587 (init_varasm_once): Don't initialize them.
588 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
589 there are no corresponding varasm.c variables.
591 2005-12-10 Richard Sandiford <richard@codesourcery.com>
593 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
594 of EH_FRAME_SECTION_NAME into...
595 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
597 * except.c (default_exception_section): Delete, moving most
599 (switch_to_exception_section): ...this new function. Set
600 exception_section if it is still null, then switch to it.
601 (output_function_exception_table): Use switch_to_exception_section.
602 * varasm.c (exception_section, eh_frame_section): Update comments.
603 (get_section): Hoist use of SECTION_NAMED.
604 (init_varasm_once): Don't set exception_section and eh_frame_section.
605 * output.h (default_exception_section): Delete.
606 (default_eh_frame_section): Delete.
608 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
610 * config/bfin/bfin.c: Include "cgraph.h".
611 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
612 Return the reg that holds the pointer to the GOT.
613 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
614 doing stack checking.
616 2005-12-09 Diego Novillo <dnovillo@redhat.com>
618 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
619 recompute_tree_invarant_for_addr_expr.
620 Update uses everywhere.
622 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
624 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
625 (MULTILIB_DIRNAMES): Define.
627 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
630 * config/s390/s390.c (struct s390_address): New field literal_pool.
631 (s390_decompose_address): Compute literal_pool field. Do not
632 assume register %r13 is always (and solely) used as pool base.
633 (s390_extra_constraint_str): Use literal_pool field.
635 2005-12-09 Thiemo Seufer <ths@networkno.de>
637 * config/mips/mips.c (override_options): Don't allow too small
638 integers in FP registers.
640 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
642 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
643 targetm.binds_local_p to check for local function calls.
645 2005-12-09 Alan Modra <amodra@bigpond.net.au>
648 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
649 call_used_regs can't be used to save reg in another reg.
651 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
652 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
654 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
656 * except.c (output_ttype): Likewise.
657 * tree-object-size.c (collect_object_sizes_for): Likewise.
658 (check_for_plus_in_loops_1): Likewise.
659 (check_for_plus_in_loops): Likewise.
660 (compute_object_sizes): Use gcc_unreachable instead of abort.
662 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
664 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
665 (loop_end, loop_init, doloop_end): New insns.
666 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
667 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
668 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
669 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
670 * config/ms1/ms1.c: #include basic-block.h
671 (struct machine_function): Add has_loops field.
673 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
674 (struct loop_info, struct loop_work): New.
675 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
676 (ms1_reorg_loops): New loop optimization.
677 (ms1_machine_reorg): Call it.
678 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
680 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
682 PR tree-optimization/25248
683 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
684 evolution_of_loop from the failed attempt. Remove handling
687 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
689 * tree.h (DECL_EXTERNAL): Clarify documentation.
691 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
692 Jakub Jelinek <jakub@redhat.com>
695 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
696 argument. Don't drop outer ANDs.
697 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
698 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
700 * config/s390/predicates.md (setmem_operand): Remove.
701 (shift_count_operand): Rename to...
702 (shift_count_or_setmem_operand): ... this. Adjust
703 s390_decompose_shift_count caller.
704 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
705 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
706 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
707 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
708 rotl<mode>3_and, setmem_long_and): New insns.
709 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
710 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
711 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
712 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
713 of shift_count_operand.
714 (setmem_long): Use shift_count_or_setmem_operand instead of
717 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
718 Andreas Tobler <a.tobler@schweiz.ch>
720 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
723 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
725 * expr.c (force_operand): Use convert_to_mode for conversions.
727 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
729 * reload.h (reg_equiv_invariant): Declare.
730 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
731 register also when reg_equiv_invariant[R] is set.
733 2005-12-07 Richard Sandiford <richard@codesourcery.com>
734 Andreas Tobler <a.tobler@schweiz.ch>
736 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
738 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
740 * tree-ssa-pre.c (bitmap_set_and): New function.
741 (bitmap_set_and_compl): New function.
742 (bitmap_set_empty_p): New function.
743 (insert_extra_phis): New function.
744 (compute_avail): Use insert_extra_phis.
746 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
748 * config/s390/s390.c (s390_expand_atomic): New function.
749 Adjust comment of helper functions.
750 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
751 * config/s390/s390.md ("ATOMIC"): New code macro.
752 ("atomic"): Corresponding new code attribute.
753 ("sync_lock_test_and_set[hq]i",
754 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
756 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
758 * config/s390/s390.c (s390_expand_mask_and_shift,
759 struct alignment_context, init_alignment_context,
760 s390_expand_cs_hqi): New.
761 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
762 * config/s390/s390.md ("sync_compare_and_swaphi",
763 "sync_compare_and_swapqi"): New pattern.
765 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
767 Fix PR tree-optimization/25291
768 * tree-ssa-operands.c (add_call_clobber_ops): Remove
769 redundant and crashing check.
771 2005-12-08 Alan Modra <amodra@bigpond.net.au>
774 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
775 tests further when !strict && reload_in_progress.
776 (print_operand): Check that both operands of indexed address are regs.
777 (print_operand_address): Likewise.
778 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
779 (INT_REG_OK_FOR_BASE_P): Correct.
781 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
783 Preparation for PR rtl-optimization/20070 / part1
784 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
785 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
786 outgoing_edges_match.
787 (outgoing_edges_match): Use condjump_equiv_p.
788 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
790 * struct-equiv.c: New file.
791 (death_notes_match_p) New function, broken out of insns_match_p.
792 * Makefile.in (OBJS-common): Add struct-equiv.o.
793 (struct-equiv.o): New target.
795 2005-12-07 Richard Sandiford <richard@codesourcery.com>
797 * coretypes.h: Revert previous change.
798 * config/darwin.h: Revert previous reversion.
799 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
801 2005-12-07 Richard Sandiford <richard@codesourcery.com>
803 * coretypes.h (section): Provide dummy definition for target files.
804 * config/darwin.h: Revert previous change.
806 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
808 * doc/sourcebuild.texi (all.build, install-normal): Remove.
809 * configure.ac: Remove all.build and install-normal from target_list
810 * configure: Regenerate.
811 * Makefile.in (install): Don't depend on install-normal.
813 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
815 * Makefile.in: Document the use of stamps.
817 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
819 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
820 * Makefile.in: Add code to compute some dependencies on s-gtype
821 automatically. Remove the declaration of those dependencies.
823 2005-12-07 Richard Sandiford <richard@codesourcery.com>
825 * gcc/reload.c (push_secondary_reload): Fix typo:
826 s/insn_constraint/scratch_constraint/.
828 2005-12-07 Richard Sandiford <richard@codesourcery.com>
830 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
832 2005-12-07 Richard Sandiford <richard@codesourcery.com>
834 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
835 (alpha_elf_select_rtx_section): Return the selected section rather
836 than emitting assembly code.
837 (alpha_write_linkage): Emit a ".link" directive directly and then
838 set in_section to NULL.
839 (vms_asm_out_constructor): Use switch_to_section.
840 (vms_asm_out_destructor): Likewise.
841 (unicosmk_output_common): Set in_section to NULL instead of calling
842 the dummy common_section function.
843 (unicosmk_text_section): Delete in favor of...
844 (unicosmk_output_text_section_asm_op): ...this new function.
845 (unicosmk_data_section): Delete in favor of...
846 (unicosmk_output_data_section_asm_op): ...this new function.
847 (unicosmk_init_sections): New function.
848 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
849 (unicosmk_output_ssib): Set in_section to NULL instead of calling
850 the dummy ssib_section function.
851 (unicosmk_section_buf): Delete.
852 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
853 (unicosmk_data_section): Delete.
854 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
855 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
856 (SECTION_FUNCTION_TEMPLATE): Delete.
857 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
858 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
859 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
860 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
861 (TARGET_ASM_INIT_SECTIONS): Define.
862 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
863 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
864 (link_section, literals_section): Delete.
865 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
866 set in_section to NULL.
868 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
869 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
870 (COMMON_SECTION): Delete.
871 (TARGET_ASM_INIT_SECTIONS): Define.
872 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
873 the dummy common_section function.
874 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
875 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
876 between readonly_data_section and text_section to check whether
877 read-only data is being put in the text section.
878 (arm_output_function_epilogue): Use switch_to_section.
879 (arm_elf_asm_constructor): Likewise.
880 (thumb_call_via_reg): Replace call to in_text_section with
881 a comparison between in_section and text_section.
882 (arm_file_end): Use switch_to_section.
883 (aof_text_section): Delete in favor of...
884 (aof_output_text_section_asm_op): ...this new function.
885 (aof_data_section): Delete in favor of...
886 (aof_output_data_section_asm_op): ...this new function.
887 (aof_asm_init_sections): New function.
888 (zero_init_section): Moved from config/arm/aof.h.
889 (aof_dump_imports, aof_file_start): Use switch_to_section.
890 * config/arm/arm.h (thumb_call_via_label): Update comment.
891 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
892 (common_section): Delete.
893 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
894 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
895 global switch_to_section function instead of the old port-local one.
896 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
897 (SWITCH_TO_SECTION_FUNCTION): Delete.
898 (drectve_section): Redefine as a macro.
899 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
900 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
903 * config/avr/avr.c (progmem_section): New variable.
904 (avr_output_progmem_section_asm_op): New function.
905 (avr_asm_init_sections): New function.
906 (avr_output_addr_vec_elt): Use switch_to_section.
907 * config/avr/avr.h (progmem_section): Declare.
908 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
909 (READONLY_DATA_SECTION): Delete.
910 (TARGET_ASM_INIT_SECTIONS): Define.
911 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
912 * config/avr/avr-protos.h (progmem_section): Delete.
914 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
916 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
917 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
919 * config/darwin-sections.def: New file.
920 * config/darwin.c: Define all sections in darwin-sections.def.
921 (output_objc_section_asm_op, darwin_init_sections): New functions.
922 (machopic_output_indirection): Use switch_to_section.
923 (machopic_select_section): Return the selected section rather than
924 emitting assembly code. Replace the static function table with
925 inline conditional expressions. Update the tests of last_text_section
926 and move them into the FUNCTION_DECL block.
927 (machopic_select_rtx_section): Return the selected section rather than
928 emitting assembly code.
929 (machopic_asm_out_constructor, machopic_asm_out_destructor)
930 (darwin_file_end): Use switch_to_section.
931 * config/darwin.h: Use darwin-sections.def to declare sections.
932 (INIT_SECTION_ASM_OP): Remove empty definition.
933 (HAS_INIT_SECTION): Define this instead.
934 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
935 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
936 (TARGET_ASM_EH_FRAME_SECTION): Delete.
937 (TARGET_ASM_INIT_SECTIONS): Define.
938 * config/darwin-protos.h (darwin_init_sections): Declare.
939 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
940 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
941 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
942 (constructor_section, destructor_section, mod_init_section): Delete.
943 (mod_term_section): Delete.
944 (darwin_exception_section, darwin_eh_frame_section): Delete.
945 (machopic_select_section): Return a section.
946 (machopic_select_rtx_section): Likewise.
947 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
948 (const_section, const_coal_section, const_data_section): Delete.
949 (const_data_coal_section, data_coal_section, cstring_section): Delete.
950 (literal4_section, literal8_section, constructor_section): Delete.
951 (mod_init_section, mod_term_section, destructor_section): Delete.
952 (objc_class_section, objc_meta_class_section, objc_category_section)
953 (objc_class_vars_section, objc_instance_vars_section): Delete.
954 (objc_cls_meth_section, objc_inst_meth_section): Delete.
955 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
956 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
957 (objc_symbols_section, objc_module_info_section): Delete.
958 (objc_image_info_section, objc_protocol_section): Delete.
959 (objc_string_object_section, objc_constant_string_object_section)
960 (objc_class_names_section, objc_meth_var_names_section): Delete.
961 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
962 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
963 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
964 (darwin_exception_section, darwin_eh_frame_section): Delete.
965 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
967 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
968 (frv_asm_out_destructor): Likewise.
969 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
970 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
971 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
973 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
974 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
975 (data_section): Delete.
977 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
978 (DRECTVE_SECTION_FUNCTION): Delete.
979 (drectve_section): Redefine as a macro that sets in_section after
980 emitting the directive.
981 (SWITCH_TO_SECTION_FUNCTION): Delete.
982 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
983 in_text_section with comparison between in_section and text_section.
984 * config/i386/i386.c (x86_64_elf_select_section): Return the section
985 rather than emitting assembly code. Use get_named_section.
986 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
988 (machopic_output_stub): Use switch_to_section.
989 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
990 (nwld_named_section_asm_out_destructor): Use get_section and
993 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
994 rather than emitting assembly code.
995 (ia64_rwreloc_select_section): Likewise.
996 (ia64_rwreloc_select_rtx_section): Likewise.
997 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
998 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1000 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1001 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1003 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1004 section rather than emitting assembly code.
1005 (iq2000_select_section): Likewise.
1006 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1007 (sbss_section): Delete.
1009 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1010 and get_named_section.
1011 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1013 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1014 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1015 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1016 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1018 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1019 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1020 global switch_to_section function instead of the old port-local one.
1021 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1022 (SWITCH_SECTION_FUNCTION): Delete.
1023 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1024 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1025 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1026 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1028 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1029 global switch_to_section function instead of the old port-local one.
1030 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1032 * config/mips/mips.c (mips_file_start): Update comment.
1033 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1034 (mips_output_aligned_decl_common): Use switch_to_section.
1035 (mips_select_rtx_section): Return the section rather than emitting
1036 assembly code. Use get_named_section.
1037 (mips_function_rodata_section: Likewise get_section.
1038 (build_mips16_function_stub): Use switch_to_section.
1039 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1040 (SDATA_SECTION_ASM_OP): Delete.
1041 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1042 (EXTRA_SECTION_FUNCTIONS): Delete.
1044 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1045 (mmix_asm_output_aligned_local): Use switch_to_section.
1047 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1048 (som_one_only_readonly_data_section): New variables.
1049 (pa_output_function_epilogue): Set in_section to NULL instead of
1050 calling forget_section.
1051 (output_deferred_plabels): Use select_section.
1052 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1053 of calling forget_section.
1054 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1055 (pa_asm_output_aligned_local): Use select_section.
1056 (som_text_section_asm_op): Delete in favor of...
1057 (som_output_text_section_asm_op): ...this new function.
1058 (pa_som_asm_init_sections): New function.
1059 (pa_select_section): Return the section rather than emitting
1061 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1062 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1063 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1064 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1065 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1066 (som_readonly_data_section, som_one_only_readonly_data_section)
1067 (som_one_only_data_section, forget_section): Delete.
1068 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1069 (TARGET_ASM_INIT_SECTIONS): Define.
1070 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1072 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1073 (private_data_section, read_only_private_data_section): New variables.
1074 (sdata2_section, toc_section): New variables.
1075 (rs6000_file_start): Use switch_to_section.
1076 (rs6000_assemble_integer): Use comparisons against in_section
1077 instead of calling in_toc_section and in_text_section. Use
1078 unlikely_text_section_p.
1079 (rs6000_elf_output_toc_section_asm_op): New function, derived
1080 from the old rs6000/sysv4.h toc_section function.
1081 (rs6000_elf_asm_init_sections): New function.
1082 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1083 the section rather than emitting assembly code.
1084 (machopic_output_stub): Use switch_to_section.
1085 (toc_section): Delete dummy function.
1086 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1087 switch_to_section and get_section.
1088 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1089 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1090 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1091 the old rs6000/xcoff.h toc_section function.
1092 (rs6000_xcoff_asm_init_sections): New function.
1093 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1094 the section rather than emitting assembly code.
1095 (rs6000_xcoff_file_start): Use switch_to_section.
1096 (rs6000_xcoff_file_end): Likewise.
1097 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1098 (sdata2_section, sbss_section, private_data_section): Delete.
1099 (read_only_data_section, read_only_private_data_section): Delete.
1100 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1101 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1102 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1103 (FINI_SECTION_FUNCTION): Delete.
1104 (TARGET_ASM_INIT_SECTIONS): Define.
1105 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1106 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1107 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1108 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1109 (READONLY_DATA_SECTION): Delete.
1110 (TARGET_ASM_INIT_SECTIONS): Define.
1111 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1112 to NULL rather than no_section.
1113 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1115 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1117 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1118 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1119 from call to current_function_section.
1121 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1122 (bss100_section): New variable.
1123 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1124 (xstormy16_asm_init_sections): New function.
1125 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1126 switch_to_section and get_section.
1127 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1128 from calls to current_function_section.
1129 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1130 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1131 (TARGET_ASM_INIT_SECTIONS): Define.
1132 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1134 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1135 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1136 (FINI_SECTION_FUNCTION): Delete.
1138 * config/v850/v850.c: Include gt-v850.h.
1139 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1140 (zbss_section): New variables.
1141 (v850_output_aligned_bss): Use switch_to_section.
1142 (v850_asm_init_sections): New function.
1143 (v850_select_section): Return the section rather than emitting
1145 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1146 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1147 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1148 (TARGET_ASM_INIT_SECTIONS): Define.
1149 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1150 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1151 (zbss_section): Delete.
1153 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1155 * config/vx-common.h (vxworks_exception_section): Delete.
1156 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1158 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1159 section rather than emitting assembly code.
1160 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1163 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1164 * coretypes.h (section): New union and typedef.
1165 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1166 from call to current_function_section.
1167 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1168 (dbxout_symbol_location): Use switch_to_section.
1169 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1170 most of the code into...
1171 (default_eh_frame_section): ...here. Return a section.
1172 (collect2_eh_frame_section): Delete, moving most of the code into..
1173 (switch_to_eh_frame_section): ...this new function.
1174 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1175 (debug_macinfo_section, debug_line_section, debug_loc_section)
1176 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1178 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1179 eh_frame_section. Use switch_to_section and get_section.
1180 (dwarf2out_begin_prologue): Use switch_to_section.
1181 (AT_string_form): Check the flags in debug_str_section instead of
1182 DEBUG_STR_SECTION_FLAGS.
1183 (output_comp_unit): Use switch_to_section, get_section, and
1185 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1186 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1187 from call to current_function_section.
1188 (dwarf2out_var_location): Use unlikely_text_section_p.
1189 (dwarf2out_source_line): Use switch_to_section. Remove argument
1190 from call to current_function_section.
1191 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1192 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1193 debug_macinfo_section.
1194 (dwarf2out_init): Initialize the new section variables. Use them
1195 instead of calls to named_section_flags. Use switch_to_section.
1196 (output_indirect_string): Use switch_to_section and debug_str_section.
1197 (dwarf2out_finish): Use switch_to_section and the new section
1199 * except.c (default_exception_section): Return the section instead
1200 of emitting assembly code.
1201 (output_function_exception_table): Use the global exception_section
1202 variable instead of the target hook. Use switch_to_section. Remove
1203 argument from call to current_function_section.
1204 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1205 (shorten_branches): Use pointer comparisons to detect whether the
1206 text section is the same as readonly_data_section.
1207 (profile_function): Use switch_to_section. Remove argument from
1208 call to current_function_section.
1209 (final_scan_insn): Likewise. Update use of last_text_section.
1210 * gengtype.c (open_base_files): Add an include of output.h.
1211 * output.h (text_section, data_section, readonly_data_section)
1212 (ctors_section, dtors_section, bss_section, init_section)
1213 (fini_section, sdata_section): Turn into section pointers.
1214 (in_text_section, in_unlikely_text_section, exports_section)
1215 (drectve_section, named_section, mergeable_string_section)
1216 (last_text_section_name): Delete.
1217 (default_exception_section, default_eh_frame_section): Return sections.
1218 (SECTION_DECLARED, SECTION_NAMED): New macros.
1219 (SECTION_MACH_DEP): Bump value.
1220 (section_common, named_section, unnamed_section): New structures.
1221 (unnamed_section_callback): New typedef.
1222 (section): New union.
1223 (sbss_section, exception_section, eh_frame_section): New variables.
1224 (in_section, last_text_section): Turn into section pointers.
1225 (get_unnamed_section, get_section, get_named_section): New functions.
1226 (mergeable_constant_section, function_section): Return a section.
1227 (unlikely_text_section): Likewise.
1228 (current_function_section): Likewise. Remove the decl argument.
1229 (unlikely_text_section_p, switch_to_section): New functions.
1230 (output_section_asm_op): New function.
1231 (set_named_section_flags, named_section_flags, named_section_real)
1232 (named_section_first_declaration): Delete.
1233 (default_select_section, default_elf_select_section): Return a section.
1234 (default_elf_select_section_1, default_function_rodata_section)
1235 (default_no_function_rodata_section, default_select_rtx_section)
1236 (default_elf_select_rtx_section): Likewise.
1237 * rtl.h (in_data_section): Delete.
1238 * sdbout.c (sdbout_one_type): Use switch_to_section.
1239 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1240 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1241 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1242 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1243 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1244 (TARGET_ASM_OUT): Update after above changes.
1245 * target.h (init_sections): New hook.
1246 (exception_section, eh_frame_section): Delete.
1247 (select_section, select_rtx_section, function_rodata_section): Return
1248 a section rather than emitting assembly code.
1249 * varasm.c (text_section, data_section, readonly_data_section)
1250 (ctors_section, dtors_section, bss_section, init_section)
1251 (fini_section): Turn into section pointers.
1252 (sdata_section, sbss_section, exception_section): New variables.
1253 (eh_frame_section): New variable.
1254 (in_section): Make global and turn into a section pointer.
1255 (last_text_section): Turn into a section pointer.
1256 (unnamed_sections): New variable.
1257 (in_named_name, last_text_section_name): Delete.
1258 (EXTRA_SECTION_FUNCTIONS): Delete.
1259 (in_named_entry): Delete.
1260 (section_htab): New variable, replacing...
1261 (in_named_htab): ...this deleted variable.
1262 (section_entry_eq, section_entry_hash): New functions, based on...
1263 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1264 (get_unnamed_section, get_section): New functions.
1265 (unlikely_text_section): Return a section instead of emitting
1267 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1268 (get_named_section_flags, named_section_first_declaration): Delete.
1269 (unlikely_text_section_p): New function.
1270 (named_section_real, named_section): Delete.
1271 (get_named_section): New function.
1272 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1273 (function_section): Return a section rather than emitting
1275 (current_function_section): Likewise. Remove argument. Use
1276 last_text_section if nonnull, otherwise use function_section.
1277 (default_function_rodata_section): Return a section rather than
1278 emitting assembly code. Use get_section.
1279 (default_no_function_rodata_section): Return a section rather than
1280 emitting assembly code.
1281 (variable_section): Use switch_to_section and get_named_section.
1282 (mergeable_string_section): Return a section rather than emitting
1283 assembly code. Use get_section. Make static. Don't take special
1284 countermeasures for empty strings.
1285 (mergeable_constant_section): Return a section rather than emitting
1286 assembly code. Use get_section.
1287 (default_named_section_asm_out_destructor): Use switch_to_section
1289 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1290 (default_named_section_asm_out_constructor): Use switch_to_section
1292 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1293 (assemble_start_function): Likewise. Set last_text_section to
1294 NULL rather than no_section. Change the type of save_section.
1295 (assemble_zeros, assemble_variable): Use the section flags to detect
1296 whether or not a section is text.
1297 (assemble_static_space): Use switch_to_section.
1298 (assemble_trampoline_template): Likewise.
1299 (output_constant_def_contents): Use switch_to_section and
1301 (output_constant_pool_1): Use switch_to_section. Use the section
1302 flags to see whether sections contain mergeable data.
1303 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1304 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1305 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1306 whether a section has already been declared.
1307 (default_select_section, default_elf_select_section): Return a
1308 section rather than emitting assembly code.
1309 (default_elf_select_section_1): Likewise. Use bss_section for
1310 SECCAT_BSS if nonnull. Use get_named_section.
1311 (default_select_rtx_section): Return a section rather than
1312 emitting assembly code.
1313 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1314 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1315 (output_section_asm_op, switch_to_section): New functions.
1316 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1319 * doc/tm.texi: Expand the introduction to the sections documentation.
1320 (TRAMPOLINE_SECTION): Document new interface.
1321 (SDATA_SECTION_ASM_OP): Document new macro.
1322 (READONLY_DATA_SECTION): Delete.
1323 (SDATA_SECTION_ASM_OP): Document new macro.
1324 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1325 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1326 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1327 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1328 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1330 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1332 * gcc.c (init_gcc_specs): Match braces inside conditionally
1335 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1337 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1339 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1342 * tree.c (integer_all_onesp): Always return true if all bits on.
1344 * testsuite/g++.dg/init/array0.C: New.
1346 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1348 * doc/md.texi: Adapt to implementation.
1350 2005-12-06 Andreas Schwab <schwab@suse.de>
1352 * opts.c (decode_options): Fix typo in message.
1354 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1357 * longlong.h: Merge PPC tests from upstream.
1359 2005-12-06 Richard Guenther <rguenther@suse.de>
1361 * fold-const.c (fold_convert): Do not build and fold
1362 CONVERT_EXPR, but always use NOP_EXPR.
1364 2005-12-06 Jan Beulich <jbeulich@novell.com>
1366 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1367 __builtin_ia32_paddq and __builtin_ia32_subq.
1368 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1369 __builtin_ia32_pshufw.
1370 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1372 2005-12-05 James E Wilson <wilson@specifix.com>
1375 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1378 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1380 * print-tree.c (print_node): Ditto.
1381 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1382 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1383 before accessing DECL_ARTIFICIAL.
1384 Handle new tag tree codes.
1385 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1387 (unmodifiable_var_p): Ditto.
1388 * tree-flow.h (mem_tag_kind): Remove.
1389 (struct var_ann_d): Remove mem_tag_kind member.
1390 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1391 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1392 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1393 (group_aliases): Ditto.
1394 (setup_pointers_and_addressables): Ditto.
1395 (is_escape_site): Ditto.
1396 (may_alias_p): Ditto.
1397 (create_tag_raw): New function.
1398 (create_memory_tag): Use it.
1399 (dump_alias_info): Update for tags.
1400 (may_be_aliased): Ditto.
1401 (add_type_alias): Ditto.
1402 (new_type_alias): Ditto.
1403 (create_sft): Ditto.
1404 (create_structure_vars): Ditto.
1405 * tree-ssa-ccp.c (get_default_value): Ditto.
1406 * tree-ssa-operands.c (get_expr_operands): Ditto.
1407 (add_stmt_operand): Ditto.
1408 (add_call_clobber_ops): Remove duplicated condition.
1409 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1411 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1412 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1413 * tree.c (init_ttree): Update structures for new tree codes.
1414 (tree_code_size): Update sizes for new tree codes.
1415 (make_node_stat): Don't try to set common things on minimal
1417 (tree_node_structure): Update for tags.
1418 (is_global_var): Ditto.
1419 * tree.def: Add new tree codes.
1420 * tree.h (MTAG_P): New macro.
1421 (TREE_MEMORY_TAG_CHECK): Ditto.
1422 (SSA_VAR_P): Update for tags.
1423 (struct tree_memory_tag): New structure.
1424 (MTAG_GLOBAL): New macro.
1425 (union tree_node): Add memory tag member.
1426 * treestruct.def (TS_MEMORY_TAG): New.
1428 2005-12-05 Dale Johannesen <dalej@apple.com>
1430 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1431 what was approved (PR 24323).
1433 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1435 * doc/c-tree.texi (Function Bodies): Remove description of
1438 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1440 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1441 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1442 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1443 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1444 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1445 __divxc3): Document.
1447 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1449 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1451 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1452 hook_bool_void_false.
1453 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1454 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1456 * config/darwin.c (machopic_select_section): It's not defined
1457 as weak if it's only marked as weak_import.
1459 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1462 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1463 A hidden weak object does bind locally. Strong linkonce data
1464 counts like any other strong symbol for binding.
1465 (weak_finish_1): Don't specially handle weakrefs, they no longer
1467 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1468 * c-common.c (handle_alias_attribute): Allow static aliases
1470 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1471 * gthr-dce.h: Make weakrefs static.
1472 * gthr-tpf.h: Likewise.
1473 * gthr-solaris.h: Likewise.
1474 * gthr-posix.h: Likewise.
1475 * gthr-posix95.h: Likewise.
1476 * config/darwin.c (darwin_encode_section_info): static weakref
1477 variables are not necessarily defined in this translation unit.
1478 * doc/extend.texi (Function Attributes): Mention that an alias
1479 attribute creates a definition for the thing it's attached to.
1480 Change the documentation for weakref to say that the thing
1481 it's attached to must be static.
1483 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1484 we don't go into an infinite loop.
1486 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1488 * config/rs6000/predicates.md (logical_const_operand): Split
1489 out of logical_operand.
1490 (logical_operand): Use it.
1491 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1492 logical_const_operand.
1494 2005-12-05 Jan Beulich <jbeulich@novell.com>
1496 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1497 and IX86_BUILTIN_CMPNESS.
1498 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1499 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1500 * config/i386/i386.md (movti_internal): Correct type attribute.
1501 Simplify mode attribute.
1502 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1503 Correct type attribute.
1504 (absxf2): Correct operator.
1505 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1506 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1507 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1509 (sse2_vmsqrtv2df2): Correct mode attribute.
1511 2005-12-05 Jan Beulich <jbeulich@novell.com>
1513 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1514 16 bits. Provide insn pattern for this case.
1516 2005-12-05 Jan Beulich <jbeulich@novell.com>
1518 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1520 (__popcountDI2): Likewise.
1522 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1525 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1526 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1527 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1530 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1532 * c-typeck.c (null_pointer_constant_p): New function.
1533 (build_conditional_expr, build_c_cast, convert_for_assignment,
1534 build_binary_op): Use it.
1536 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1538 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1539 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1541 (check_function_arguments_recurse): Allow both NOP_EXPR and
1542 CONVERT_EXPR but check conversions preserve precision.
1543 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1544 but check conversions preserve precision.
1545 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1548 2005-12-04 Roger Sayle <roger@eyesopen.com>
1551 * common.opt (Wstring-literal-comparison): New command line option.
1552 * c-opts.c (c_common_handle_option): Set it with -Wall.
1553 * c-typeck.c (parser_build_binary_op): Issue warning if either
1554 operand of a comparison operator is a string literal, except for
1555 testing equality or inequality against NULL.
1557 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1559 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1561 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1562 of building a NOP_EXPR.
1563 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1565 * c-convert.c (convert): Use fold_convert instead of building
1566 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1567 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1569 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1570 NOP_EXPR the same as CONVERT_EXPR.
1571 * c-typeck.c (build_function_call): Use fold_convert instead of
1572 building a NOP_EXPR directly.
1573 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1575 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1577 PR rtl-optimization/25197
1578 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1581 2005-12-02 Stuart Hastings <stuart@apple.com>
1583 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1586 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1588 * c-typeck.c (default_function_array_conversion,
1589 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1590 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1591 orig_op2. Don't check them for NOP_EXPR.
1592 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1593 around integer zero.
1595 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1597 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1598 toc_save_offset, toc_size, lr_size.
1599 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1600 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1601 Adjust for removal of unused rs6000_stack_t fields.
1602 (debug_stack_info): Adjust.
1603 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1604 first, and don't bother checking for set/inc of lr on sibcalls.
1605 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1607 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1610 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1611 5 if operand 1 is not aligned. Undo previous constraint change.
1612 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1614 2005-12-02 Richard Guenther <rguenther@suse.de>
1616 * tree.h (build): Remove prototype.
1617 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1618 * tree.c (build): Remove.
1619 (build0_stat): Update comment.
1621 2005-12-02 Richard Guenther <rguenther@suse.de>
1623 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1624 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1626 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1627 maybe_fold_offset_to_component_ref): Likewise.
1628 * tree-ssa-dom.c (thread_across_edge,
1629 simplify_rhs_and_lookup_avail_expr,
1630 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1632 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1633 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1634 lower_try_finally_switch): Likewise.
1635 * tree-if-conv.c (add_to_dst_predicate_list,
1636 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1637 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1638 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1639 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1640 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1641 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1642 gimplify_init_ctor_eval, gimplify_init_constructor,
1643 gimplify_variable_sized_compare, gimplify_boolean_expr,
1644 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1645 gimplify_expr, gimplify_body, gimplify_function_tree,
1646 force_gimple_operand): Likewise.
1647 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1648 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1649 mx_register_decls): Likewise.
1650 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1651 get_frame_field, finalize_nesting_tree_1): Likewise.
1652 * tree-inline.c (setup_one_parameter): Likewise.
1653 * tree-vect-transform.c (vectorizable_condition): Likewise.
1654 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1656 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1657 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1658 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1659 * tree-chrec.h (build_polynomial_chrec): Likewise.
1661 2005-12-02 Richard Guenther <rguenther@suse.de>
1663 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1664 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1665 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1666 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1667 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1668 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1669 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1671 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1672 sh_adjust_unroll_max): Likewise.
1673 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1674 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1675 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1677 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1679 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1682 2005-12-02 Richard Guenther <rguenther@suse.de>
1684 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1685 simplify_cond_using_ranges): Use buildN instead of build.
1686 * tree-tailcall.c (adjust_accumulator_values,
1687 adjust_return_value): Likewise.
1688 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1689 generate_element_copy, generate_element_zero,
1690 generate_one_element_init): Likewise.
1691 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1692 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1693 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1694 perfect_nestify): Likewise.
1696 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1698 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1700 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1702 * ggc.h (GGC_RESIZEVEC): New.
1704 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1706 * gcc.c (execute): Improve readability.
1708 2005-12-02 Richard Guenther <rguenther@suse.de>
1710 * tree-cfg.c (mark_used_vars): New function.
1711 (dump_function_to_file): Dump only used VAR_DECLs.
1713 2005-12-02 Richard Guenther <rguenther@suse.de>
1715 * convert.c (convert_to_integer): Fix compare for nonpositive
1716 constant to use tree_int_cst_sgn <= 0.
1718 2005-12-02 Richard Guenther <rguenther@suse.de>
1720 * convert.c (convert_to_integer): Use fold_convert instead
1721 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1722 instead of comparing against 0. Use build_int_cst instead
1723 of converting integer_zero_node.
1725 2005-12-02 Richard Guenther <rguenther@suse.de>
1727 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1730 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1733 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1736 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1739 * function.c (expand_function_end): Emit blockage for unwinder
1742 2005-12-01 Roger Sayle <roger@eyesopen.com>
1744 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1745 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1746 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1747 integer constant comparisons.
1749 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1750 Janis Johnson <janis187@us.ibm.com>
1751 David Edelsohn <dje@watson.ibm.com>
1752 Ben Elliston <bje@au.ibm.com>
1754 * dfp.h, dfp.c: New files.
1755 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1756 (DECNUM_H): Likewise.
1757 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1758 (INCLUDES): Append $(DECNUMINC).
1759 (OBJS-common): Add dfp.o.
1761 * real.h (EXP_BITS): Pinch one bit to ..
1762 (struct real_value): Add decimal field.
1763 (real_format): Change table size, update documentation.
1764 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1765 (real_from_string3): Declare.
1766 (decimal_single_format): Declare.
1767 (decimal_double_format): Declare.
1768 (decimal_quad_format): Declare.
1769 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1770 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1771 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1772 * real.c: Include dfp.h.
1773 (normalize): Early return for decimal floats.
1774 (do_add): Zero decimal field.
1775 (do_compare): Call do_decimal_compare for decimal floats.
1776 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1777 (real_arithmetic): Call decimal_real_arithmetic for decimal
1778 floating point operands.
1779 (real_identical): If a and b are of differing radix, return false.
1780 (real_to_integer): Call decimal_real_to_integer if the value is a
1782 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1783 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1784 (real_to_hexadecimal): Place "N/A" in the return string for
1786 (real_from_string3): New variant, given a mode.
1787 (real_maxval): Use decimal_real_maxval for decimal floats.
1788 (round_for_format): Use decimal_round_for_format for decimals.
1789 (real_convert): Use decimal_real_convert where appropriate.
1790 (significand_size): Handle base 10.
1791 (encode_decimal_single, decode_decimal_single,
1792 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1793 decode_decimal_quad): New functions.
1794 (decimal_single_format): New.
1795 (decimal_double_format): New.
1796 (decimal_quad_format): New.
1797 * machmode.def: Add SD, DD and TD decimal floating point modes.
1798 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1799 Include MODE_DECIMAL_FLOAT.
1800 (DECIMAL_FLOAT_MODE_P): New.
1801 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1802 * genmodes.c (struct mode_data): Add counter field.
1803 (struct mode_data): Update comment for format.
1804 (blank_mode): Initialise counter field.
1805 (new_mode): Increment counter field for each mode defined.
1806 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1808 (make_complex_modes): Handle modes containing `D'.
1809 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1810 (make_decimal_float_mode): New.
1811 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1812 (cmp_modes): Compare counter field if other characteristics
1814 (emit_real_format_for_mode): Support formats for decimal floats.
1815 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1816 Document MODE_DECIMAL_FLOAT.
1818 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1820 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1823 2005-12-01 Richard Henderson <rth@redhat.com>
1825 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1827 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1829 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1831 * config/pa/pa.c (pa_init_builtins): If we detect
1832 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1835 2005-12-01 Richard Guenther <rguenther@suse.de>
1837 * fold-const.c (fold_binary): Use fold_build2, not
1840 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1842 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1844 * vec.h (VEC_block_remove): New.
1846 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1849 * c-common.c (lvalue_error): Fix wording.
1851 2005-12-01 Richard Guenther <rguenther@suse.de>
1853 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1854 thinko in last patch.
1856 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1858 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1859 than -flat_namespace.
1861 2005-12-01 Ben Elliston <bje@au.ibm.com>
1863 * mklibgcc.in: Parameterise the script to build soft float
1864 functions by iterating over each type, rather than cloning the
1867 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1870 * builtins.c (fold_builtin_fputs): Defer check for missing
1871 replacement functions.
1873 2005-11-30 Kean Johnston <jkj@sco.com>
1875 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1876 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1878 2005-11-30 Richard Guenther <rguenther@suse.de>
1880 PR tree-optimization/22501
1881 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1882 function split out from ...
1883 (forward_propagate_addr_expr): ... here. Use it to propagate
1884 ADDR_EXPRs to all uses.
1886 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1888 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1889 * builtins.c (expand_builtin_mathfn): Use them.
1890 (expand_builtin_mathfn_2): Likewise.
1891 (expand_builtin_mathfn_3): Likewise.
1892 (expand_builtin_int_roundingfn): Likewise.
1893 (expand_builtin): Likewise.
1894 (integer_valued_real_p): Likewise.
1895 (fold_builtin_int_roundingfn): Likewise.
1896 (fold_builtin_bitop): Likewise.
1897 (fold_builtin_logarithm): Likewise.
1898 (fold_builtin_1): Likewise.
1899 * convert.c (convert_to_integer): Likewise.
1900 * fold-const.c (negate_mathfn_p): Likewise.
1901 (tree_expr_nonnegative_p): Likewise.
1903 2005-11-30 Dale Johannesen <dalej@apple.com>
1904 Andrew Pinski <pinskia@physics.uc.edu>
1906 * combine.c (find_split_point): Sign extend bitmask
1907 when changing bitfield assignment to IOR of AND.
1909 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1911 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1912 clobber to scratch reg.
1913 (*decrement_and_branch_until_zero_no_clobber): Remove.
1914 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1915 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1916 * config/ms1/ms1.opt (mmul): Remove.
1917 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1918 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1920 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1921 Bernd Schmidt <bernd.schmidt@analog.com>
1923 * pa/predicates.md (symbolic_operand): Add comment.
1924 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1925 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1926 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1927 (pa_secondary_reload_class): Delete.
1928 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1929 and pa_secondary_reload_class. Reorder some checks. Update inline
1930 copy of symbolic operand.
1931 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1933 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1935 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1938 2005-11-30 Jeff Law <law@redhat.com>
1940 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1941 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1943 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1945 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1946 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1947 (ia64_expand_move): Adjust caller.
1949 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1950 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1953 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1955 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1956 Always produce an output if we can remove NEGs or canonicalize
1957 (minus (minus ...)) expressions. Provide a fast path for the
1959 (simplify_gen_binary): Do not call simplify_plus_minus.
1960 (simplify_binary_operation_1): Reassociate at the end of the
1963 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1965 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1966 moves and unpack to speed up.
1968 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1970 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1971 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1972 (gen_v9_scc): Update callers.
1973 * config/sparc/sparc.md: Likewise.
1974 * config/sparc/sparc-protos.h: Update extern declaration.
1976 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1978 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1980 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1983 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1985 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1986 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1987 (negate_expr): Here.
1989 2005-11-29 Ben Elliston <bje@au.ibm.com>
1991 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1992 Fix typo in comment.
1994 2005-11-29 Ben Elliston <bje@au.ibm.com>
1996 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1997 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1999 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2003 * builtins.c (init_target_chars): New.
2004 (expand_builtin_printf, expand_builtin_fprintf,
2005 expand_builtin_sprintf, fold_builtin_sprintf,
2006 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2007 fold_builtin_snprintf_chk, fold_builtin_printf,
2008 fold_builtin_fprintf): Check for matching format strings using
2011 2005-11-29 Paul Brook <paul@codesourcery.com>
2013 * config.gcc: Do not use fixproto on m68k-elf.
2015 2005-11-28 Roger Sayle <roger@eyesopen.com>
2017 * expmed.c (div_cost): Replace with...
2018 (sdiv_cost, udiv_cost): New.
2019 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2020 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2021 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2022 (expand_divmod): Replace use of div_cost with either sdiv_cost
2023 or udiv_cost depending upon the signedness of the operation.
2025 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2028 * config/darwin.c (machopic_indirection_name,
2029 machopic_output_indirection): Follow transparent alias chain.
2031 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2033 * varasm.c (ultimate_transparent_alias_target): Add comment.
2035 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2037 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2038 SET_SRC instead of XEXP where appropriate.
2040 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2042 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2045 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2047 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2048 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2051 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2053 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2054 secondary_input_reload_class, made static. Adapt to new
2056 (secondary_output_reload_class): Delete.
2057 (TARGET_SECONDARY_RELOAD): New macro.
2058 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2059 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2061 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2064 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2065 when its natural alignment is > BITS_PER_UNIT.
2066 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2067 * c-common.c (handle_packed_attribute): Ignore packing on a field
2068 whose type is naturally char aligned.
2070 2005-11-28 Richard Guenther <rguenther@suse.de>
2072 * c-common.c (strict_aliasing_warning): Handle all
2073 component-ref like accesses.
2075 2005-11-28 Roger Sayle <roger@eyesopen.com>
2076 Uros Bizjak <uros@kss-loka.si>
2079 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2080 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2081 when flag_unsafe_math_optimizations is set and
2082 we don't care about NaNs or Infinities.
2084 Move x/expN(y) and x/pow(y,z) transformation into common
2085 flag_unsafe_math_optimizations section.
2087 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2089 * gcc.c (main): Change type of argv to "char **".
2091 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2093 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2094 small data sections.
2095 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2096 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2097 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2098 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2099 output locals to sbss if !rs6000_elf_in_small_data_p.
2100 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2102 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2105 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2106 generated by reload.
2107 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2108 indexed_or_indirect_address.
2109 (indexed_or_indirect_address): Don't test for base reg. Call
2110 address_operand last. Make it a special predicate.
2112 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2114 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2116 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2119 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2121 (negate_expr): Likewise.
2123 2005-11-27 Andreas Schwab <schwab@suse.de>
2125 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2128 2005-11-27 Steven Bosscher <stevenb@suse.de>
2130 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2131 has EH predecessor edges.
2133 2005-11-26 Eric Christopher <echristo@apple.com>
2135 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2136 register stalls by zero extending to the full register.
2138 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2140 * config/floatunsisf.c, config/floatunsidf.c,
2141 config/floatunsixf.c, config/floatunsitf.c: New files.
2142 * config/ia64/t-hpux: Add floatunsitf.c.
2143 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2144 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2146 2005-11-26 Richard Henderson <rth@redhat.com>
2148 * c-lex.c (pragma_lex): Rename from c_lex.
2149 * c-pch.c: Update for pragma_lex rename.
2150 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2151 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2152 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2153 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2154 * doc/tm.texi: Likewise.
2156 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2159 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2160 when overflow is undefined.
2162 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2164 * doc/md.texi (Insn Canonicalizations): Refer to the
2165 function commutative_operand_precedence for further rules.
2167 2005-11-25 Roger Sayle <roger@eyesopen.com>
2170 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2171 is less than zero. Limit mult_cost to a reasonable upper bound for
2172 the synthetic multiplication sequence.
2174 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2177 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2178 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2179 Lookup the explicit replacement functions for any unlocked
2180 stdio builtin transformations.
2182 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2184 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2186 * targhooks.c (default_secondary_reload): Don't require operand 2
2187 for an input reload to be earlyclobber.
2189 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2191 * fold-const.c (negate_mathfn_p): Fix comment and add support
2192 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2195 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2198 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2199 _Q_ulltoq for unsigned conversions from SImode and DImode to
2202 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2204 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2205 (__floatundidf, __floatundisf): Likewise.
2207 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2209 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2210 (rs6000_override_options): Remove initialization of
2211 rs6000_sr_alias_set.
2212 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2213 (rs6000_emit_stack_tie): Same.
2214 (emit_frame_save): Same.
2215 (gen_frame_mem_offset): Same.
2216 (rs6000_emit_prologue): Same.
2217 (rs6000_emit_epilogue): Same.
2219 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2222 * fold-const.c (fold_build): Convert bool_var != 1 and
2223 bool_var == 0 to !bool_var.
2225 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2228 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2229 for C being INTEGER_CST. Likewise for !=.
2231 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2234 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2235 unsigned conversions from SImode to TFmode.
2237 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2239 * expr.c (expand_expr_real_1): Fix error in last change.
2241 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2243 * caller-save.c: (this_insn_sets): Move into:
2244 (save_call_clobbered_regs).
2245 (mark_set_regs): Get this_insn_sets from data.
2247 (save_call_clobbered_regs): Take sets of the return value by
2248 sibcalls into account.
2250 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2253 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2254 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2255 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2256 (memory_move_secondary_cost, init_reg_autoinc): Remove
2257 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2258 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2259 secondary_reload_class call.
2260 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2262 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2263 (push_secondary_reload): Use secondary_reload target hook.
2264 (secondary_reload_class, scratch_reload_class): New functions.
2265 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2266 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2267 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2268 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2269 (secondary_reload_class, scratch_reload_class): Declare.
2270 * reload1.c: Include target.h.
2271 (reload_adjust_reg_for_temp): New function.
2272 (reload_adjust_reg_for_icode): Likewise.
2273 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2274 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2276 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2277 for inheritance. Support case when both secondary & tertiary reloads
2278 are for intermediate registers.
2279 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2280 with secondary_reload_class call. Support case when both secondary
2281 & tertiary reloads are for intermediate registers.
2282 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2283 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2284 * target.h (secondary_reload_info): New struct / typedef.
2285 (struct gcc_target): New member secondary_reload.
2286 * targhooks.c Include reload.h, optabs.h and recog.h.
2287 (default_secondary_reload): New function.
2288 * targhooks.h (default_secondary_reload): Declare.
2289 * doc/tm.texi: Document secondary_reload target hook. Update
2290 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2291 * doc/md.texi: Likewise.
2293 * sh-protos.h (sh_secondary_reload): Declare.
2294 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2295 (sh_secondary_reload): New function.
2296 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2297 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2298 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2299 (HAVE_SECONDARY_RELOADS): Define.
2300 * sh.md (reload_indf): Rename to:
2302 (reload_outdf): Rename to:
2303 (reload_outdf__RnFRm).
2304 (reload_insf): Rename to:
2306 (reload_insi): Rename to:
2307 (reload_insi__i_fpul).
2309 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2311 * configure.ac: Require at least texinfo 4.4.
2312 * configure: Regenerate.
2314 * doc/install.texi (Tools/packages necessary for building GCC):
2315 Update required version of texinfo to at least 4.4.
2316 (Installing GCC: Building): Update required version of texinfo
2318 (Installing GCC: Final installation): Update required version
2319 of texi2dvi to at least 4.4.
2320 (Host/target specific installation notes for GCC): Update required
2321 version of texinfo to at least 4.4.
2323 2005-11-24 Richard Guenther <rguenther@suse.de>
2324 Dirk Mueller <dmueller@suse.de>
2327 * c-common.h (strict_aliasing_warning): Declare.
2328 * c-common.c (strict_aliasing_warning): New function,
2330 * c-typeck.c (build_c_cast): ... here.
2332 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2334 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2336 (swap_commutative_operands_with_target): New.
2338 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2340 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2341 also when doing PRE, rather than only for global CPROP.
2343 2005-11-24 Ben Elliston <bje@au.ibm.com>
2345 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2346 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2348 (expand_twoval_unop): Likewise.
2349 (widen_clz): Likewise.
2350 (expand_parity): Likewise.
2351 (expand_unop): Likewise.
2352 (emit_cmp_and_jmp_insn_1): Likewise.
2353 (prepare_float_lib_cmp): Likewise.
2355 2005-11-24 Ben Elliston <bje@au.ibm.com>
2357 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2358 Remove unused `class' variable.
2360 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2363 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2364 C/C++ diagnostic function warn_array_subscript_with_type_char.
2365 * c-common.h (warn_array_subscript_with_type_char): Declare.
2366 * c-common.c (warn_array_subscript_with_type_char): Define.
2368 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2371 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2372 compiling at the intersection of C and C++.
2374 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2376 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2377 List @file in the option summary. Include the libiberty
2378 documentation for @file.
2379 * gcc.c (main): Call expandargv.
2380 * Makefile.in (gcc-vers.texi): Define srcdir.
2382 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2384 * passes.c (init_optimization_passes): Document
2385 sequencing of passes.
2387 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2389 * config/m68k/predicates.md (pcrel_address, extend_operator,
2390 post_inc_operand, pre_dec_operand): Remove redundant
2392 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2394 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2396 2005-11-23 Ben Elliston <bje@au.ibm.com>
2398 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2400 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2402 Preparatory work for PR target/21623:
2403 * alpha.c (secondary_reload_class): Rename to:
2404 (alpha_secondary_reload_class).
2405 * alpha.h, alpha-protos.h: Likewise.
2406 * mn10300.c (secondary_reload_class): Rename to:
2407 (mn10300_secondary_reload_class).
2408 * mn10300.h, mn10300-protos.h: Likewise.
2409 * pa.c (secondary_reload_class): Rename to:
2410 (pa_secondary_reload_class).
2411 * pa.h, pa-protos.h: Likewise.
2412 * rs6000.c (secondary_reload_class): Rename to:
2413 rs6000_secondary_reload_class.
2414 * rs6000.h, rs6000-protos.h: Likewise.
2416 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2419 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2421 2005-11-22 Ian Lance Taylor <ian@airs.com>
2423 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2425 (prepare_cmp_insn): Likewise.
2427 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2430 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2431 if both operands[0] and operands[1] are memory.
2433 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2436 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2437 COMPARISON_CLASS_P and an integral types create create a new
2438 expression with the new type and fold that.
2440 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2443 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2444 to SUBTARGET_OS_CPP_BUILTINS.
2446 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2448 * arm.c (emit_set_insn): New function.
2449 (arm_split_constant): Call it.
2450 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2451 (arm_legitimize_address): Likewise. Use plus_constant.
2452 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2453 (thumb_expand_prologue): Likewise.
2454 (arm_gen_load_multiple): Use VOIDmode in SET.
2455 (arm_gen_store_multiple): Likewise.
2456 (vfp_emit_fstmx): Likewise. Use plus_constant.
2457 (emit_multi_reg_push): Likewise.
2458 (emit_sfm): Use plus_constant.
2460 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2463 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2466 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2469 * expmed.c (store_bit_field): Don't attempt to insv a field
2470 larger than the reg.
2472 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2475 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2476 explicit sign extension, not a (char) cast.
2478 2005-11-22 Ben Elliston <bje@au.ibm.com>
2480 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2481 GET_MODE_CLASS (x) == MODE_FLOAT.
2482 * config/i386/i386.c: Likewise.
2483 * config/rs6000/xcoff.h: Likewise.
2484 * config/rs6000/linux64.h: Likewise.
2485 * config/rs6000/rs6000.c: Likewise.
2486 * config/rs6000/rs6000.h: Likewise.
2487 * config/rs6000/predicates.md: Likewise.
2488 * config/rs6000/sysv4.h: Likewise.
2490 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2492 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2495 * config/alpha/freebsd.h, config/alpha/linux.h,
2496 config/arm/linux-elf.h, config/bfin/bfin.h,
2497 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2498 config/i386/beos-elf.h, config/i386/gnu.h,
2499 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2500 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2501 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2502 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2503 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2504 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2505 config/sparc/linux.h, config/sparc/linux64.h,
2506 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2508 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2509 are both defined when either flag -fpic or -fPIC are used.
2511 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2513 * config/fp-bit.c (clzusi): New function.
2514 (si_to_float, usi_to_float): Use it to compute proper shift.
2515 (usi_to_float): Preserve guard bits when shifting right.
2516 * libgcc-std.ver (GCC_4.2.0): New version.
2517 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2518 __floatundisf): New functions.
2519 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2520 __floatundisf): Declare.
2521 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2522 _floatundixf, and _floatunditf.
2523 * optabs.c (expand_float): If target does not define a pattern for
2524 signed or unsigned conversion, use an unsigned libcall instead of
2526 (init_optabs): Initialize ufloat_optab.
2528 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2530 * config/rs6000/rs6000.opt (mmulhw): New option.
2531 * doc/invoke.texi (-mmulhw): Document.
2532 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2534 * config/rs6000/rs6000.md: Add half-word multiply and
2535 multiply-accumulate instructions for 405 and 440.
2537 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2539 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2540 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2541 default now includes a linker group which makes the RTEMS one nest.
2543 2005-11-22 Ben Elliston <bje@au.ibm.com>
2545 * cse.c (fold_rtx): Typo fix.
2546 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2548 2005-11-21 Richard Henderson <rth@redhat.com>
2550 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2551 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2553 * c-tree.h (lookup_name): Move declaration ...
2554 * c-common.h (lookup_name): ... here.
2555 * config/darwin-c.c: Include c-common.h.
2556 * config/t-darwin: Update dependencies.
2558 2005-11-22 Ben Elliston <bje@au.ibm.com>
2560 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2561 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2562 * genopinit.c (gen_insn): Likewise.
2563 * reload.c (find_equiv_reg): Likewise.
2564 * loop.c (load_mems): Likewise.
2565 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2566 * cse.c (find_comparison_args, fold_rtx): Likewise.
2567 * dwarf2out.c (add_const_value_attribute): Likewise.
2568 * expr.c (convert_move): Likewise.
2569 * recog.c (general_operand, register_operand): Likewise.
2570 * reg-stack.c (replace_reg): Likewise.
2571 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2572 * c-common.c (handle_vector_size_attribute): Likewise.
2573 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2574 (simplify_binary_operation_1): Likewise.
2575 (simplify_const_binary_operation): Likewise.
2576 (simplify_relational_operation): Likewise.
2577 (simplify_const_relational_operation): Likewise.
2578 (simplify_immed_subreg): Likewise.
2579 * emit-rtl.c (gen_lowpart_common): Likewise.
2580 * expmed.c (expand_mult): Likewise.
2581 * stor-layout.c (layout_type): Likewise.
2583 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2586 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2587 cst2 only for SPE vectors.
2589 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2592 * config/rs6000/predicates.md (vrsave_operation): Check
2593 UNSPEC_VOLATILE value.
2595 2005-11-21 Jan Hubicka <jh@suse.cz>
2597 PR tree-optimization/24653
2598 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2600 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2602 * config/i386/predicates.md (ax_reg_operand): New predicate.
2603 (memory_displacement_only_operand): New predicate.
2604 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2605 operand is AX register and the other operand is memory operand
2606 with displacement only.
2608 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2610 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2611 if we don't care about NaNs or Infinities.
2613 2005-11-20 Ian Lance Taylor <ian@airs.com>
2615 PR rtl-optimization/24883
2616 * combine.c (combinable_i3pat): When checking whether the
2617 destination of i3 is used in i3, consider paradoxical subregs.
2619 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2622 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2624 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2626 * combine.c (try_combine): Do not run subst on i1src and i2src in
2627 the case of generating a PARALLEL for a comparison.
2629 2005-11-20 Richard Henderson <rth@redhat.com>
2632 * tree-sra.c (struct sra_elt): Add all_no_warning.
2633 (struct sra_walk_fns) <use>: Add use_all argument.
2634 (sra_walk_expr): Pass it.
2635 (sra_walk_modify_expr): Likewise.
2636 (scalarize_ldst): Likewise.
2637 (scan_use): Update for new argument.
2638 (mark_no_warning): New.
2639 (scalarize_use): Use it.
2641 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2643 * expr.c (expand_expr_real): Use usmul_optab for widening
2644 signed * unsigned multiplies.
2645 * genopinit.c (optabs): Add usmul_widen_optab.
2646 * optabs.c (init_optabs): Likewise.
2647 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2648 (usmul_widen_optab): Define.
2649 * config/bfin/bfin.md (usmulhisi3): New pattern.
2651 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2653 2005-11-20 Graham Stott <btinternet.com>
2655 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2657 2005-11-20 Andreas Schwab <schwab@suse.de>
2660 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2663 2005-11-19 Richard Henderson <rth@redhat.com>
2666 * tree-gimple.c (is_gimple_id): Export.
2667 * tree-gimple.h (is_gimple_id): Declare.
2668 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2669 (get_default_value): Use it.
2670 (maybe_fold_stmt_indirect): Likewise.
2672 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2674 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2675 than VR1 or vice-versa.
2677 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2681 * reload.c (find_reloads_address_1): Mention dependency on
2683 * reload1.c (gen_reload): For IN with an unary operation, try
2684 moving inner expression to OUT if trivial SET is not valid.
2685 Confirm that the result is valid. Move common code block into...
2686 (emit_insn_if_valid_for_reload): New function.
2688 2005-11-19 Richard Guenther <rguenther@suse.de>
2690 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2691 ARRAY_REFs of constant strings.
2693 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2695 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2696 fatal format string.
2698 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2700 * combine.c (make_compound_operation): Swap operands of
2701 commutative operation if necessary before returning.
2703 2005-11-19 Richard Guenther <rguenther@suse.de>
2706 * fold-const.c (fold_plusminus_mult_expr): New function.
2707 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2708 cases, remove now unnecessary code.
2710 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2712 * gensupport.c (old_preds): Rename to std_preds, add special field.
2713 (struct old_pred_table): Rename to struct std_pred_table, add special
2715 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2716 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2717 (init_predicate_table): Adjust, and set along the way whether a
2718 predicate is special.
2720 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2722 * BASE-VER: Change to 4.2.0.
2724 2005-11-18 James E Wilson <wilson@specifix.com>
2726 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2729 2005-11-18 Mike Stump <mrs@apple.com>
2731 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2732 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2733 * c-decl.c (lookup_name_two) Remove.
2734 * c-tree.h (lookup_name_two): Remove.
2735 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2736 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2737 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2738 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2740 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2743 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2744 when not generating code to use that co-processor.
2746 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2748 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2749 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2750 these functions are now in tree-phinodes.c.
2752 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2754 * config/bfin/bfin.md (trap): New pattern.
2756 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2758 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2761 * expr.c (expand_expr_real): Don't call record_block_change unless
2762 ib_boundaries_block is non-null
2764 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2766 * fold-const.c (build_range_check): Use proper type for subtraction
2767 when merging lower bound.
2769 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2771 PR rtl-optimization/24497
2772 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2775 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2777 * tree-scalar-evolution.c (expression_expensive_p): New function.
2778 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2780 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2782 * config/bfin/crtlibid.s: New file.
2784 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2787 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2788 when not using sjlj exceptions.
2789 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2790 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2791 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2792 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2793 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2794 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2795 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2796 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2797 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2798 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2799 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2800 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2801 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2803 * config/pa/hpux-unwind.h: New file.
2805 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2807 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2808 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2809 * varasm.c (do_assemble_alias): Adjust call.
2810 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2812 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2814 2005-11-17 James E Wilson <wilson@specifix.com>
2816 * tree.def (FUNCTION_DECL): Correct typo in comment.
2818 2005-11-17 Richard Henderson <rth@redhat.com>
2820 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2821 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2822 and DW_CFA_def_cfa_sf.
2823 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2824 (dbx_reg_number): Don't assert particular registers here.
2825 (based_loc_descr): ... do it here instead. Fold in ...
2826 (eliminate_reg_to_offset): ... this function.
2827 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2828 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2829 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2830 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2831 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2832 (instantiate_virtual_regs): Likewise.
2833 * var-tracking.c (adjust_stack_reference): Likewise.
2834 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2836 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2838 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2839 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2840 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2842 ($(T)crtlibid.o): New rule.
2844 2005-11-16 Richard Guenther <rguenther@suse.de>
2847 * fold-const.c (extract_array_ref): Return byte offset
2849 (fold_binary): Fold &x[a] CMP &x[b] to
2850 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2853 2005-11-16 Richard Henderson <rth@redhat.com>
2856 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2857 parts of an SSA_NAME.
2859 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2862 * arm.md (split for movsf with immediate): Restrict split to insns
2863 that set a general register.
2865 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2867 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2869 * unwind-dw2.c (uw_advance_context): Likewise.
2870 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2871 _Unwind_SjLj_Unregister.
2872 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2874 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2876 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2878 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2880 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2881 langhook to get a DImode integer type.
2883 2005-11-16 Richard Henderson <rth@redhat.com>
2884 J"orn Rennecke <joern.rennecke@st.com>
2885 Ulrich Weigand <uweigand@de.ibm.com>
2889 * reload1.c (reg_equiv_invariant): New.
2890 (reload): Allocate, initialize, and free it.
2891 (calculate_needs_all_insns): Check it when skipping equivalence
2893 (alter_reg): Likewise.
2894 (eliminate_regs_1): Rename from eliminate_regs. Add new
2895 may_use_invariant argument; only use reg_equiv_invariant when true.
2896 (eliminate_regs): New.
2897 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2898 a context for which may_use_invariant may be true.
2900 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2902 * fold-const.c (const_binop): Don't constant fold the operation
2903 if the result has overflowed and flag_trapping_math.
2904 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2906 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2908 * config/arm/unwind-arm.c (abort): Add prototype here.
2909 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2910 (struct phase1_vrs): Add prev_sp.
2911 (unwind_phase2_forced): Save the original core registers instead of
2912 modifying entry_vrs. Take a new flag argument for resuming unwinding
2913 and set action flags accordingly. Always set _US_END_OF_STACK when
2914 get_eit_entry fails. Unwind before calling the stop function.
2915 (_Unwind_GetCFA): New function.
2916 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2917 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2918 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2919 just call unwind_phase2_forced.
2920 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2921 * config/arm/unwind-arm.h (abort): Remove prototype.
2922 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2924 (_Unwind_GetCFA): New prototype.
2925 * config/arm/pr-support.c (abort): Add prototype here.
2926 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2928 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2929 not schedule the prologue with non-call exceptions and EABI.
2931 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2933 * config/arm/unwind-arm.h: Reorder interface function declarations.
2934 (_URC_END_OF_STACK): New enumeration value.
2935 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2936 (struct _Unwind_Control_Block): Document reserved field use.
2937 (_Unwind_Stop_Fn): New typedef.
2938 (_Unwind_ForcedUnwind): Declare.
2939 (_Unwind_Resume_or_Rethrow): Declare.
2940 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2942 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2943 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2944 (UCB_FORCED_STOP_ARG): New.
2945 (search_EIT_table): Update boundary condition checks.
2946 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2947 (unwind_phase2): Replace for with do..while.
2948 (unwind_phase2_forced): New.
2949 (__gnu_Unwind_RaiseException): Replace for with do..while.
2950 (__gnu_Unwind_ForcedUnwind): New.
2951 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2952 Use appropriate phase2 unwinder.
2953 (__gnu_Unwind_Resume_or_Rethrow): New.
2954 (__gnu_unwind_pr_common): Cope with forced unwinding.
2956 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2959 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2961 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2962 roundsf2): Remove "s" from mnemonic.
2964 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2966 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2968 * config/bfin/crtn.s: Change epilogues to match.
2969 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2970 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2971 __PIC__ and __pic__.
2973 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2976 * doc/invoke.texi: Distinguish between free and fixed form instead of
2977 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2979 * gcc.c (default_compilers): Remove double entries, add entries for
2980 suffixes '.F90' and '.F95'.
2982 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2984 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2985 in the stack probing loop.
2987 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2989 * configure.ac: Use .machine power5 not power5x.
2990 * configure: Regenerate.
2992 2005-11-15 Mike Stump <mrs@apple.com>
2994 * c-decl.c (lookup_name_two): Add.
2995 * c-tree.h (lookup_name_two): Likewise.
2996 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2997 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2999 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3001 PR rtl-optimization/23392
3002 * regrename.c (enum scan_actions) Add mark_access.
3003 (scan_actions_name): Ditto.
3004 (scan_rtx_reg): Handle mark_access.
3005 (scan_rtx_address): Do nothing for mark_access.
3006 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3007 and regs in REG_INC notes before closing chains for dead regs.
3008 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3009 opening chains for new writes.
3011 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3013 * c.opt (ffixed-line-length-none): New.
3015 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3017 * mklibgcc.in: Change contents of eh_dummy.c.
3019 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3021 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3023 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3025 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3027 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3029 2005-11-15 Jan Hubicka <jh@suse.cz>
3031 * invoke.texi (large-unit-insns): Document.
3032 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3033 * params.def (large-unit-insns): New param.
3035 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3038 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3039 special register for operand 3. Reindent constraints to align
3042 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3044 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3045 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3046 * configure.ac: Add test for FP rounding instructions.
3047 * configure: Regenerate.
3048 * config.in: Regenerate.
3049 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3050 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3052 * config/rs6000/rs6000.opt (mfprnd): New.
3053 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3054 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3055 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3056 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3057 (TARGET_FPRND): New.
3058 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3060 (btrunc<mode>2): New.
3062 (floor<mode>2): New.
3063 (round<mode>2): New.
3065 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3067 * gcc.c (version_compare_spec_function): Use fatal() rather than
3070 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3071 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3072 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3074 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3077 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3078 on -mmacosx-version-min setting.
3080 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3083 * tree-vrp.c (infer_value_range): Return false if STMT is a
3084 block terminator and its basic block has no successors.
3086 2005-11-14 Mike Stump <mrs@apple.com>
3088 * config/i386/i386.c (override_options): -masm=intel isn't
3089 supported on darwin.
3090 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3092 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3094 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3095 vfork after including auto-host.h.
3097 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3099 PR rtl-optimization/22002
3100 * combine.c (distribute_notes): Detect cases where a reg dies
3101 two or more times in a bb, including on the insn we are combining,
3102 and place the death note on the correct range.
3104 2005-11-14 Dale Johannesen <dalej@apple.com>
3106 * expmed.c (store_bit_field): Add offset unconditionally for
3108 (extract_bit_field): Don't force extzv or extv operand into
3109 a register if field is too big.
3111 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3113 * config/arm/arm.c (pic_labelno): New.
3114 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3115 LABEL_REF. Pass only the labelno to PIC insns.
3116 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3117 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3118 * arm.md (UNSPEC_PIC_LABEL): New constant.
3119 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3120 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3121 Use the correct label prefix.
3123 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3125 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3128 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3130 * loop-invariant.c: Include tm_p.h.
3131 * Makefile.in: Updated.
3133 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3135 * pa.c (store_reg): Revise generation of frame notes in large frames.
3136 (set_reg_plus_d): Likewise.
3138 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3140 PR tree-optimization/24709
3141 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3144 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3146 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3147 and duplicate declaration of pthread_self.
3149 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3150 Ian Lance Taylor <ian@airs.com>
3153 * calls.c (expand_call): If TARGET is a MEM and some part of the
3154 argument area has been saved, force TARGET to a register.
3156 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3158 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3161 2005-11-13 Jason Merrill <jason@redhat.com>
3164 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3165 lazily declared methods.
3166 (force_decl_die): Stop if forcing out the context already make a
3168 (force_type_die): Likewise.
3170 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3173 * builtins.c (integer_valued_real_p): Add break in
3174 REAL_CST having TREE_OVERFLOW set.
3176 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3178 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3179 addressing modes during calculation of costs.
3181 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3183 * function.c (assign_stack_local_1): Restrict sanity check
3184 on frame size overflow to 32-bit and above platforms.
3186 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3188 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3189 * config/cris/cris.c: Include reload.h.
3190 (cris_initial_elimination_offset): New function.
3191 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3194 2005-11-12 Richard Guenther <rguenther@suse.de>
3196 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3198 2005-11-12 Jan Hubicka <jh@suse.cz>
3200 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3201 to compare against 0 when possible.
3203 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3205 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3206 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3207 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3208 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3211 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3213 * recog.c (constrain_operands) <case 'g'>: For a match, require
3214 that a non-register matches general_operand when strict >= 0.
3216 2005-11-11 Steven Bosscher <stevenb@suse.de>
3218 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3221 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3223 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3224 (memory_address_same): New.
3225 (dse_optimize_stmt): Call memory_address_same.
3227 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3230 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3231 ZERO_EXTEND>: New cases.
3233 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3235 * longlong.h (__clz_tab): Always provide.
3237 2005-11-11 Steven Bosscher <stevenb@suse.de>
3240 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3242 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3243 before check_maybe_invariant.
3244 (move_invariant_reg): Use gen_move_insn instead of replacing
3245 SET_DEST with the temporary for the invariant.
3246 (move_loop_invariants): If checking is enabled, do internal
3247 consistency checks after completing the pass.
3249 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3252 * common.opt (Wvolatile-register-var): New.
3253 * varasm.c (make_decl_rtl): Only emit warning when option
3254 specified. Clarify warning message.
3255 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3257 * doc/md.texi (copysign): Document standard named pattern.
3259 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3261 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3262 bytes when align is 2.
3263 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3264 by the first instruction of the loop.
3266 2005-11-11 Jason Merrill <jason@redhat.com>
3269 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3272 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3274 PR rtl-optimization/22509
3275 * local-alloc.c (memref_used_between_p): Check whether a function call
3276 could not reference the memref.
3278 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3280 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3281 algorithm so as to choose the best, not the worst, alternative.
3282 Reset accumulated register class before processing next alternative.
3284 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3287 * calls.c (expand_call): Copy a return value to a plain register
3290 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3293 * varasm.c (assemble_name): Recompute name only for transparent
3296 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3298 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3300 2005-11-04 Jeff Law <law@redhat.com>
3303 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3304 perform reassociation if the parent statement will not die as
3305 a result of the optimization.
3307 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3309 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3310 delete_old_heap_vars.
3311 * tree-dfa.c (referenced_var_remove): Remove function.
3312 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3313 (delete_tree_ssa): Remove call to delete_old_heapvars.
3314 Add call to delete_alias_heapvars.
3315 * tree-flow.h (referenced_var_remove): Remove prototype
3316 (init_alias_heapvars): New prototype.
3317 (delete_alias_heapvars): Ditto.
3318 * Makefile.in (tree-ssa-structalias.o): Add
3319 gt-tree-ssa-structalias.o
3320 (GTFILES): Add tree-ssa-structalias.h and
3321 tree-ssa-structalias.c.
3322 (s-gtype): Add gt-tree-ssa-structalias.h.
3323 * tree-ssa-structalias.c (heapvars): Remove.
3324 (oldheapvars): Remove.
3325 (heapvar_for_stmt): New variable.
3326 (heapvar_lookup): New function.
3327 (heapvar_insert): Ditto.
3328 (get_constraint_for): See if we have an old heapvar
3330 (init_alias_heapvars): New function.
3331 (delete_alias_heapvars): Ditto.
3332 Add include of gt-tree-ssa-structalias.h.
3334 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3337 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3339 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3341 * tree.c (int_fits_type_p): Only look at the base type
3342 if it has the same precision as the original type.
3344 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3347 * varasm.c (assemble_alias): Use %q+D in the error
3348 message instead of %J and %qD.
3350 2005-11-10 Richard Guenther <rguenther@suse.de>
3352 * gcse.c (free_ldst_entry): Only free hashtable if
3355 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3357 * function.c (assign_stack_local_1): Issue an error message if
3358 the frame size overflows in the signed target arithmetics.
3360 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3362 * tree.c (build_qualified_type): Chain the new type to the original
3363 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3364 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3365 (build_pointer_type_for_mode): Only return unqualified types.
3366 (build_reference_type_for_mode): Likewise.
3368 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3370 * Makefile.in (gnucompare): Do comparison of all files using one of
3371 the chosen methods and only afterwards decide if just warning should
3372 be issued or comparison failure raised.
3374 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3376 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3377 (noce_try_abs): Negate if the comparison is reversed.
3378 Look only one instruction backwards for a REG_EQUAL note.
3380 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3383 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3384 gthr-tpf.h: Define __gthrw. For all identifiers that might
3385 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3386 and prefix all uses with __ghtrw.
3388 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3391 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3392 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3393 * c-common.c (handle_weakref_attribute): New.
3394 (c_common_attribute_table): Add weakref.
3395 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3397 * configure, config.in: Rebuilt.
3398 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3399 * doc/extend.texi: Document weakref attribute.
3400 * varasm.c (ultimate_transparent_alias_target): New
3401 (assemble_name): Use it.
3402 (weak_finish_1): Split out of...
3403 (weak_finish): ... and deal with weakrefs in...
3404 (weakref_targets): ... new list.
3405 (globalize_decl): Clean up weakref_targets.
3406 (do_assemble_alias): Handle weakrefs.
3407 (finish_aliases_1): Do not reject weakrefs to external symbols.
3408 (assemble_alias): Handle weakrefs.
3410 2005-11-09 Richard Guenther <rguenther@suse.de>
3412 PR tree-optimization/24716
3413 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3414 t_bool to track results from follow_ssa_edge.
3416 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3418 * final.c (force_source_line): New global variable.
3419 (final_scan_insn): Set it to true instead of clearing last_filename.
3420 (notice_source_line): Return true if force_source_line is true,
3421 unless source info is absent.
3423 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3426 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3427 a linkage name for a variable if it a register variable.
3428 * c-decl.c (grokdeclarator): Global register variables
3429 should be set as PUBLIC.
3431 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3434 * config/s390/s390.c (struct s390_frame_layout): New fields
3435 first_save_gpr_slot and last_save_gpr_slot.
3436 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3437 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3438 first_save_gpr and last_save_gpr with the _slot variants.
3439 (s390_register_info): Calculate first_save_gpr_slot and
3440 last_save_gpr_slot using regs_ever_live.
3442 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3445 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3446 for a function containing a landing pad.
3448 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3451 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3454 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3456 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3457 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3459 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3462 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3464 (call,load,store): New insn types.
3465 (mem_access, branch_access): Adjust reservation conditions.
3466 (define_delay): Adjust condition.
3467 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3469 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3470 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3472 (call_internal, call_value_internal, return_internal,
3473 return_interrupt_internal, eh_return_internal, indirect_jump,
3474 tablejump): Set call insn type.
3475 (blockage, ei, di): Use appropriate unspec const.
3476 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3477 (ms1_get_attr_type): Adjust to give load & store types.
3478 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3479 backwards past a barrier.
3480 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3482 (struct branch_info, struct label_info): New.
3484 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3485 (ms1_machine_reorg): New.
3486 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3487 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3488 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3489 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3492 2005-11-09 Per Bothner <per@bothner.com>
3493 Uros Bizjak <uros@kss-loka.si>
3496 * toplev.c (process_options): Initialize debug_hooks early
3497 in case lang_hooks.post_options ends up calling a debug_hook.
3499 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3501 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3502 DBX_REGISTER_NUMBER being contiguous.
3504 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3505 Diego Novillo <dnovillo@redhat.com>
3508 * tree-vrp.c (register_edge_assert_for): Do not register
3509 always-false predicates.
3511 2005-11-08 Devang Patel <dpatel@apple.com>
3513 PR tree-optimization/23115
3514 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3517 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3519 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3522 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3524 Fix PR tree-optimization/23382
3526 * tree-ssa-alias.c (compute_may_aliases): Call
3527 delete_old_heap_vars.
3528 * tree-dfa.c (referenced_var_remove): New function.
3529 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3530 * tree-flow.h (referenced_var_remove): Add prototype.
3531 (delete_old_heap_vars): Ditto.
3532 * tree-ssa-structalias.c (heapvars): New variable.
3533 (oldheapvars): Ditto.
3534 (get_constraint_for): Put heap vars on heapvars list.
3535 (delete_old_heap_vars): New function.
3537 2005-11-08 Jason Merrill <jason@redhat.com>
3539 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3541 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3544 * reg-stack.c (reg_to_stack): Update register liveness also
3545 for flag_sched2_use_traces.
3547 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3550 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3551 override prior explicit -mno-powerpc-gfxopt.
3553 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3555 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3556 if the bitsize is zero.
3557 * doc/md.texi (Standard Pattern Names): Document it.
3559 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3560 (TARGET_PASS_BY_REFERENCE): Likewise.
3562 2005-11-07 Ian Lance Taylor <ian@airs.com>
3564 PR rtl-optimization/24683
3565 * config/i386/i386.c (legitimize_pic_address): If constant operand
3566 to PLUS is too large, put it in a register.
3568 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3570 * configure.ac: Enable checking assembler dwarf2 support for bfin
3572 * configure: Regenerate.
3574 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3578 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3579 gen_easy_vector_constant_add_self): Delete.
3580 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3582 (output_vec_const_move): Use gen_easy_altivec_constant.
3583 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3584 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3585 (easy_vector_constant_add_self): Rewritten.
3586 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3587 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3588 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3589 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3590 Macroize and adjust for the other changes.
3592 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3596 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3597 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3599 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3601 PR rtl-optimization/23567
3602 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3603 (noce_process_if_block): Don't do any optimizations except
3604 if (cond) x = x; if !set_b and write into orig_x may trap
3605 or fault. Remove the MEM_READONLY_P check.
3607 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3610 * tree-vrp.c (fix_equivalence_set): New.
3611 (extract_range_from_assert): Call it.
3613 2005-11-05 Ian Lance Taylor <ian@airs.com>
3616 * combine.c (apply_distributive_law): Don't distribute across a
3619 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3621 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3622 config/ms1/ms1.h, config/rs6000/predicates.md,
3623 config/s390/s390.c, params.def, postreload-gcse.c,
3624 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3625 tree-vrp.c, tree.c: Fix comment typos.
3626 * doc/invoke.texi: Fix typos.
3628 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3630 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3631 for testing whether the data_dependence_relation contains distance
3632 vectors. Iterate over all distance vectors of the ddr.
3633 * lambda.h: Define a vec of lambda_vector pointers.
3634 * tree-data-ref.c (dump_data_dependence_relation,
3635 dump_data_dependence_direction): Iterate over all distance and
3636 direction vectors of the ddr.
3637 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3639 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3640 of distance/direction vectors instead of a single one.
3641 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3642 lambda_vectors with a vec of lambda_vectors.
3643 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3644 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3645 DDR_NUM_DIST_VECTS): New.
3646 * tree-loop-linear.c (gather_interchange_stats): Test for the
3647 existence of distance vectors only after having checked that there
3648 is a dependence. Iterate over all distance vectors of the ddr.
3649 (linear_transform_loops): Use dump_data_dependence_relation.
3650 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3651 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3652 distance vectors of the ddr.
3654 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3656 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3657 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3658 IS_INTHANDLER; all callers changed.
3659 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3661 (do_link, do_unlink): New argument ALL; all callers changed.
3662 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3663 If function isn't leaf, save and restore all registers.
3664 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3667 2005-11-05 Jan Hubicka <jh@suse.cz>
3669 PR rtl-optimization/23490
3670 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3671 max-flow-memory-location): Document.
3672 * flow.c: Include params.h
3673 (MAX_MEM_SET_LIST_LEN): Kill.
3674 (add_to_mem_set_list): Use new param.
3675 * cse.c (cse_basic_block): Replace 1000 by new param.
3676 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3677 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3678 * predict.c (predict_loops): Use new param.
3679 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3681 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3682 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3683 Do not hold memory returned by cgraph_node_name across other call.
3685 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3688 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3691 2005-11-04 Jeff Law <law@redhat.com>
3694 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3695 * tree-ssa-dom.c: Include params.h.
3696 (thread_across_edge): If there are too many statements in the
3697 target block, then do not thread through it.
3698 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3699 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3701 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3704 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3705 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3707 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3710 * tree-scalar-evolution.c (instantiate_parameters_1,
3711 instantiate_parameters, resolve_mixers): Compute the size of an
3712 expression to be instantiated and give up the instantiation if the
3713 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3715 2005-11-04 Richard Guenther <rguenther@suse.de>
3717 * tree-flow.h (ref_contains_indirect_ref): Rename to
3718 array_ref_contains_indirect_ref.
3719 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3720 (array_ref_contains_indirect_ref): Make comment match the code
3722 (ref_contains_array_ref): Likewise.
3723 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3724 ref_contains_indirect_ref.
3725 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3726 Rename calls to ref_contains_indirect_ref.
3728 2005-11-04 Paul Brook <paul@codesourcery.com>
3730 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3731 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3732 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3733 * config/arm/arm.md: Use match_operand in peephole input templates
3734 and match_dup in peephole output templates.
3736 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3738 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3741 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3742 Daniel Jacobowitz <dan@codesourcery.com>
3744 * longlong.h (add_ssaaaa): Clobber condition code register
3746 (sub_ddmmss): Likewise.
3747 (umul_ppmm): Likewise.
3749 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3750 Paul Brook <paul@codesourcery.com>
3751 Phil Blundell <pb@reciva.com>
3753 * configure.ac: Add test for ARM TLS support.
3754 * configure: Regenerated.
3755 * config/arm/arm-protos.h (legitimize_tls_address)
3756 (arm_tls_referenced_p, tls_mentioned_p)
3757 (arm_output_addr_const_extra): New prototypes.
3758 (thumb_legitimize_pic_address): Delete.
3759 * config/arm/arm.c: Include "gt-arm.h".
3760 (enum tls_reloc): New.
3761 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3762 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3763 (arm_call_tls_get_addr, legitimize_tls_address)
3764 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3765 (arm_init_tls_builtins, arm_emit_tls_decoration)
3766 (arm_output_addr_const_extra): New functions.
3767 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3768 (TARGET_HAVE_TLS): Define.
3769 (target_thread_pointer): New.
3770 (arm_override_options): Handle -mtp=.
3771 (legitimize_pic_address): Ignore UNSPECs.
3772 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3774 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3775 (tls_get_addr_libfunc): New variable.
3776 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3777 (arm_init_builtins): Call arm_init_tls_builtins.
3778 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3779 (arm_encode_section_info): Call default_encode_section_info.
3780 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3781 (enum arm_tp_type): New.
3782 (target_thread_pointer): Add declaration.
3783 (LEGITIMATE_CONSTANT_P): Handle TLS.
3784 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3785 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3786 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3787 * config/arm/arm.md: Add UNSPEC_TLS.
3788 (movsi): Handle TLS.
3789 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3791 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3792 (load_tp_hard, load_tp_soft): New insns.
3793 * arm.opt: Add -mtp=.
3794 * doc/invoke.texi (ARM Options): Document -mtp.
3796 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3798 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3799 * config/arm/libunwind.S: Include "lib1funcs.asm".
3800 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3801 (LIB2ADDEH): Add libunwind.S.
3802 (LIB2ADDEHDEP): Add lib1funcs.asm.
3803 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3805 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3808 * gcc/c.opt: Add a -lang-fortran option.
3809 * gcc/c-opts.c: Add a lang_fortran flag.
3810 (c_common_init_options): Handling the -lang-fortran option.
3811 (c_common_handle_option): Add a case for Fortran options in
3812 preprocessing. Remove cases for -ffixed-form and
3813 -ffixed-line-length. Add a case for -lang-fortran.
3815 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3817 * config/rs6000/rs6000.c: Include params.h
3818 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3819 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3820 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3821 (UNSPEC_VPKUWSS): Delete.
3822 (altivec_vpkuhss): Delete.
3823 (altivec_vpkuwss): Delete.
3824 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3826 (neg_eq0<mode>): Remove final condition.
3827 (neg_eq<mode>): Remove condition and split-condition.
3829 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3831 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3832 Use associated print macros.
3834 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3837 * diagnostic.c (diagnostic_set_info_translated): New function.
3838 (diagnostic_set_info): Use it. Add comment.
3839 * diagnostic.h (diagnostic_set_info_translated): Declare.
3841 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3843 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3844 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3845 reference only if 'public' is true.
3846 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3847 emit the .hidden directive only if the indirect reference is public.
3848 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3849 Pass it to dw2_force_const_mem.
3850 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3851 * dwarf2out.c (output_cfi): Adjust calls to above function.
3852 (output_call_frame_info): Likewise.
3853 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3854 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3856 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3858 PR tree-optimization/24483
3859 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3860 field to elts if possible.
3862 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3865 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3868 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3870 Fix PR tree-optimization/24351
3872 * tree-ssa-structalias.c (struct variable_info): Add
3874 (get_varinfo_fc): New function to follow collapsing.
3875 (new_var_info): Set collapsed_to to NULL.
3876 (dump_constraint): Follow collapsing.
3877 (build_constraint_graph): Handle collapsing.
3878 (do_simple_structure_copy): Return false if something bad
3880 (collapse_rest_of_var): New function.
3881 (do_structure_copy): Collapse if do_simple_structure_copy returns
3884 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3887 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3888 expressions to a statement list instead of gimplifying them.
3890 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3892 PR rtl-optimization/23585
3893 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3894 that can't trap plus a constant integer, if the mode has zero size.
3896 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3899 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3901 ("*insv<mode>_reg_extimm"): Likewise.
3903 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3906 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3907 c_common_type_for_mode returns an unnamed type.
3909 2005-11-02 Richard Henderson <rth@redhat.com>
3913 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3914 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3915 * function.c (assign_parms): Use calls.internal_arg_pointer.
3916 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3918 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3919 (TARGET_CALLS): Add it.
3920 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3921 * targhooks.c (default_internal_arg_pointer): New.
3922 * targhooks.h (default_internal_arg_pointer): Declare.
3923 * tree.h (dwarf2out_reg_save_reg): Declare.
3924 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3925 * config/i386/i386.c (dbx_register_map): Add return column.
3926 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3927 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3928 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3929 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3930 (ix86_save_reg): Save force_align_arg_pointer.
3931 (ix86_emit_save_regs): Make regno unsigned.
3932 (ix86_emit_save_regs_using_mov): Likewise.
3933 (ix86_expand_prologue): Handle force_align_arg_pointer.
3934 (ix86_expand_epilogue): Likewise.
3935 * config/i386/i386.h: (dbx_register_map): Update.
3936 (dbx64_register_map, svr4_dbx_register_map): Update.
3937 (struct machine_function): Add force_align_arg_pointer.
3938 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3939 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3940 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3942 2005-11-02 Jan Hubicka <jh@suse.cz>
3945 * i386.md: Add peep2 for simplyfing array accesses.
3947 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3950 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3951 * config/s390/s390.c (s390_decompose_shift_count): New function.
3952 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3953 (print_shift_count_operand): Use s390_decompose_shift_count.
3954 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3955 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3957 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3960 * loop.c (loop_givs_rescan): Use force_operand to expand
3963 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3966 * fold-const.c (build_range_check): Use unsigned when signed
3967 overflow is undefined also. If etype is subtype, make sure that
3968 the subtraction is in the supertype.
3970 2005-11-02 Richard Henderson <rth@redhat.com>
3973 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3976 2005-11-01 Richard Henderson <rth@redhat.com>
3979 * loop.c (scan_loop): Do not propagate computations to a hard
3980 register destination with SMALL_REGISTER_CLASSES.
3982 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3984 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3985 costs for MULT inside PLUS or MINUS.
3987 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3989 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3990 (TRAMPOLINE_SIZE): Round up to 60.
3991 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3993 2005-10-31 James E. Wilson <wilson@specifix.com>
3996 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3997 ifdef. Put ifdefs around call in gen_subprogram_die.
3998 (compute_frame_pointer_to_cfa_displacement): Likewise.
3999 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4002 PR rtl-optimization/17356
4003 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4004 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4006 2005-10-31 Jan Hubicka <jh@suse.cz>
4009 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4012 * i386.c (legitimize_pic_address): Deal with large immediates.
4015 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4016 from symbol names while computing checkup.
4019 * predict.c (predict_loops): Do not estimate more than
4020 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4021 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4023 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4025 PR tree-optimization/19097
4026 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4028 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4030 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4032 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4035 * tree-inline.c (setup_one_parameter): If the init_stmt
4036 is NULL, don't insert the statement.
4038 2005-10-30 Jan Hubicka <jh@suse.cz>
4040 PR tree-optimization/24172
4041 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4043 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4045 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4046 constants for hosts with long != 32 bits.
4048 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4051 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4053 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4055 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4056 (TARGET_MS1_16_002): New.
4057 (TARGET_MS1_16_003): New.
4059 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4060 ("*decrement_and_branch_until_zero_no_clobber"): New.
4061 Add corresponding splitter for decrement_and_branch_until_zero
4063 Key all decrement_and_branch_until_zero patterns off of
4066 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4069 * tree-complex.c (extract_component): Treat RESULT_DECL
4070 like the rest of the decls.
4072 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4074 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4075 indirect call to _mcount if the function needs a static chain.
4077 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4078 Caroline Tice <ctice@apple.com>
4080 PR rtl-optimization/24460
4081 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4082 (dwarf2out_switch_text_section): Set it to true instead of
4083 incrementing separate_line_info_table_in_use.
4084 (output_loc_list): Additionally test have_switched_text_sections.
4085 (output_ranges): Likewise.
4086 (dwarf2out_finish): Likewise.
4087 * varasm.c (assemble_start_function): Do not call
4088 insert_section_boundary_note.
4089 (assemble_end_function): If flag_reorder_blocks_and_partition,
4090 switch to the function's section before emitting the .size directive.
4091 * bb-reorder.c (insert_section_boundary_note): Staticify.
4092 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4093 * output.h (insert_section_boundary_note): Delete.
4095 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4098 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4099 instead of pointer equality when comparing types.
4101 2005-10-24 James E. Wilson <wilson@specifix.com>
4103 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4104 add_dependence_list_and_free calls.
4106 2005-10-24 Steven Bosscher <stevenb@suse.de>
4108 * contrib.texi: Add the names of the LLNL folks who donated
4109 Cray pointer support for gfortran.
4111 2005-10-24 Steven Bosscher <stevenb@suse.de>
4113 PR tree-optimization/24225
4114 * profile.c (branch_prob): Look from end to start through a
4115 basic block when looking for a locus.
4117 2005-10-24 Richard Henderson <rth@redhat.com>
4119 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4121 (hppa_expand_prologue): Likewise.
4123 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4125 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4126 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4127 * pa.h (NO_PROFILE_COUNTERS): Define.
4128 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4129 (funcdef_nos): New vector to hold label numbers of deferred profile
4131 (output_deferred_profile_counters): New function.
4132 (hppa_profile_hook): Push label number onto funcdef_nos.
4133 (pa_hpux_file_end): Call output_deferred_profile_counters if
4134 NO_DEFERRED_PROFILE_COUNTERS is false.
4136 * pa-protos.h (get_deferred_plabel): New prototype.
4137 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4139 (output_call): Adjust calls.
4141 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4143 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4144 peculiarity of GOT/TOC section usage.
4146 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4149 * c-common.c (constant_string_class_name): Add documentation.
4151 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4154 * recog.c (peephole2_optimize): Increment peep2_current_count
4155 only when the slot is empty.
4157 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4160 * except.c (output_function_exception_table): Call
4161 assemble_external_libcall if we need a personality function.
4163 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4165 PR rtl-optimization/24460
4166 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4167 set the basic block for barriers.
4169 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4171 * var-tracking.c (vt_initialize): Initialize post.
4173 2005-10-21 Devang Patel <dpatel@apple.com>
4176 * c-common.c (vector_types_convertible_p): Check vector element type.
4178 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4180 * config/sh/sh.c (prepare_move_operands): Handle the address
4181 constant which is a tls symbolic address plus a constant.
4183 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4186 * gcc.c (main): Use the correct counter for erroring out
4187 about mulitple files.
4189 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4192 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4193 use r2 for 64-bit tls .got access.
4195 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4197 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4200 2005-10-20 Steven Bosscher <stevenb@suse.de>
4202 PR tree-optimization/24307
4203 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4205 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4208 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4210 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4211 is ready, stop marking functions, but still mark variables.
4213 2005-10-20 Richard Guenther <rguenther@suse.de>
4216 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4219 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4221 PR rtl-optimization/23585
4222 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4223 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4224 (may_trap_p_1): New predicate extracted from...
4225 (may_trap_p): ... here. Invoke may_trap_p_1.
4226 (may_trap_or_fault_p): New predicate.
4227 * rtl.h (may_trap_or_fault_p): Declare it.
4228 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4229 instead of may_trap_p.
4230 (steal_delay_list_from_fallthrough): Likewise.
4231 (fill_simple_delay_slots): Likewise.
4232 (fill_slots_from_thread): Likewise.
4233 * function.c (pad_to_arg_alignment): Rework comment about
4234 SPARC_STACK_BOUNDARY_HACK.
4235 * config/sparc/sparc.h: Likewise.
4237 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4239 * config/s390/s390.c (s390_expand_insv): New.
4240 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4241 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4242 ("icm_hi"): Remove mode attribute.
4243 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4245 ("*extracthi", "*extractqi"): Remove.
4246 (extv<mode>", "*extzv<mode>"): New.
4247 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4248 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4250 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4252 * cfgexpand.c (discover_nonconstant_array_refs_r,
4253 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4254 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4255 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4256 discover_nonconstant_array_refs.
4258 2005-10-19 Steven Bosscher <stevenb@suse.de>
4261 * c-decl.c (pop_scope): Don't warn about an unused variable
4262 if it is marked with TREE_NO_WARNING.
4263 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4264 somenow mismatch and olddecl is to be replaced.
4266 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4269 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4270 whether registers live on the edge can be saved/restored.
4272 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4274 * config/sh/sh.c (fixup_mova): Skip notes.
4276 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4278 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4279 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4280 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4281 (s390_initial_elimination_offset): Likewise.
4282 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4283 register on TARGET_ZARCH targets.
4284 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4285 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4286 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4287 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4289 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4291 * config/s390/s390.md: Comment describing output modifiers updated.
4292 * config/s390/s390.c (print_operand): Likewise.
4294 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4296 * config/s390/s390.c (override_options): Added check for -mstack-size
4298 * doc/invoke.texi: Mention that limit in the documenation.
4300 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4303 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4305 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4307 Fix PR tree-optimization/24231
4309 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4310 (compute_avail): Ditto.
4312 2005-10-18 Richard Henderson <rth@redhat.com>
4315 * config/i386/i386.c (legitimate_constant_p): Check
4316 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4318 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4319 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4320 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4322 (print_operand_address): Likewise.
4323 * config/i386/predicates.md (x86_64_immediate_operand): Test
4324 SYMBOL_REF_TLS_MODEL properly inside CONST.
4325 (x86_64_zext_immediate_operand): Likewise.
4326 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4327 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4328 * config/i386/i386-protos.h: Remove predicates.md entries.
4330 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4332 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4333 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4335 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4336 Ian Lance Taylor <ian@airs.com>
4339 * fold-const.c (fold_widened_comparison): Do not allow range based
4340 constant folding when right operand cannot be unwidened.
4342 2005-10-17 Richard Henderson <rth@redhat.com>
4344 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4345 with a memory clobber.
4347 2005-10-17 James E Wilson <wilson@specifix.com>
4349 PR rtl-optimization/17356
4350 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4351 checking for EDGE_EH.
4353 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4355 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4356 the slot on an even boundary for any type with 16-byte alignment.
4358 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4361 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4362 after register allocation.
4364 2005-10-17 DJ Delorie <dj@redhat.com>
4366 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4369 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4372 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4375 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4377 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4378 to 2 if it's already non-zero.
4379 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4380 is set and warn about it if flag_schedule_insns is 1.
4382 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4384 * config/crx/crx.md: Compare-and-branch instructions need to
4387 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4390 * config/i386/i386.md (*pushdi2_rex64 splitter)
4391 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4392 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4393 flow2 pass only when (optimize > 0 && flag_peephole2).
4395 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4398 * gcc.c (have_c): New static variable.
4400 (process_command): Remove declation of have_c.
4401 Set have_o to 1 when handling -o.
4402 (main): Add a fatel error if there are multiple
4403 files specified and -o and -c/-S is passed witout
4404 -combine or multiple languages.
4406 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4408 Fix PR tree-optimization/22444
4409 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4410 Assert that we don't hit something with subvars.
4411 (setup_pointers_and_addressables): Don't add things with subvars,
4412 because we'll already process the subvars for aliasing purposes.
4414 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4417 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4418 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4419 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4420 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4421 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4422 swapped, alternatives for the R constraint.
4425 * builtins.c (get_builtin_sync_mode): Make unlimited
4426 mode_for_size request.
4428 2005-10-15 Richard Henderson <rth@redhat.com>
4430 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4431 (gimplify_expr): ... here.
4432 (gimplify_compound_lval): Use it in initial scan loop. Allow
4433 fb_lvalue in base expression.
4435 2005-10-15 Richard Henderson <rth@redhat.com>
4438 * builtins.c (expand_builtin_trap): Export.
4439 * expr.h (expand_builtin_trap): Declare.
4440 * expr.c (expand_assignment): Emit a trap for integral offsets
4441 from registers that weren't reduced to bitpos.
4443 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4444 (mark_array_ref_addressable): Remove.
4445 * tree-flow.h (mark_array_ref_addressable): Remove.
4446 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4448 2005-10-15 James E Wilson <wilson@specifix.com>
4451 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4452 (add_dependence_list_and_free): Likewise.
4453 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4456 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4460 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4461 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4463 (vrp_visit_phi_node): Only prevent infinite iterations when
4464 the previous result and the new result are both VR_RANGEs.
4466 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4468 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4471 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4474 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4477 2005-10-14 Per Bothner <per@bothner.com>
4479 PR preprocessor/21250
4480 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4482 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4485 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4486 overflow flags. Refactor some conditionals.
4488 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4491 * tree-dfa.c (add_referenced_var): Only look at decls which
4492 have TREE_CONSTANT or TREE_READONLY set instead of if
4493 !TREE_PUBLIC or !TREE_CONSTANT.
4495 2005-10-13 James E Wilson <wilson@specifix.com>
4497 * doc/invoke.texi: For -x, add f95-cpp-input.
4498 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4500 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4502 PR tree-optimization/24262
4503 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4504 in loop all the time.
4506 2005-10-12 Richard Henderson <rth@redhat.com>
4509 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4510 * function.c (assign_parm_find_data_types): Don't support it.
4511 * print-tree.c (print_node): Likewise.
4512 * c-common.c (handle_transparent_union_attribute): Likewise.
4513 Use build_duplicate_type.
4514 * tree-inline.c (remap_type_1): Split out of remap_type;
4515 properly remap aggregate fields.
4516 (build_duplicate_type): New.
4517 * doc/extend.texi (Variable Attributes): Remove documentation
4518 for transparent_union.
4520 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4523 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4524 (gen_stack_pointer_dec): Likewise.
4526 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4530 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4532 (struct cxx): Add adjust_class_at_definition target hook.
4533 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4534 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4535 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4536 hook_void_tree. Add to TARGET_CXX.
4537 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4539 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4540 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4541 instead of attribute. Check for dllexport override. Warn if
4542 inconsistent dll linkage. Don't lose old dllimport if decl has
4543 had address referenced. Tweak lookup of dllimport atribute.
4544 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4545 for target specific rules. Don't add dllimport attribute if
4546 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4547 dllimport attribute.
4548 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4549 * varasm.c (initializer_constant_valid_p): Replace
4550 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4554 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4555 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4556 (i[34567]86-*-mingw32*): Likewise.
4558 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4559 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4561 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4562 C++-specific code. Change return value to bool.
4563 (i386_pe_dllimport_p): Likewise.
4564 (associated_type): Simplify and make language-independent
4565 (i386_pe_encode_section_info): Replace override of ambiguous
4566 dllimport symbol refs with a gcc_assert.
4567 (i386_pe_valid_dllimport_attribute_p): Define.
4568 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4569 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4570 i386_pe_adjust_class_at_definition.
4571 * config/i386/winnt-stubs.c: New file. Define stub versions of
4572 lang-specific functions.
4573 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4574 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4575 i386_pe_adjust_class_at_definition.
4576 (i386_pe_valid_dllimport_attribute_p): Declare.
4577 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4578 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4579 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4582 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4583 dllimport attribute with test of DECL_DLLIMPORT_P.
4585 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4587 * combine.c (make_extraction): Correct offset computation.
4589 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4591 * config/cris/t-linux (LIMITS_H_TEST): Define.
4593 2005-10-12 Richard Henderson <rth@redhat.com>
4596 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4598 2005-10-12 Richard Guenther <rguenther@suse.de>
4600 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4602 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4605 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4606 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4609 2005-10-12 Richard Guenther <rguenther@suse.de>
4612 * varasm.c (output_constant): Correct typo from previous
4615 2005-10-11 Ian Lance Taylor <ian@airs.com>
4617 PR rtl-optimization/13931
4618 * combine.c: Revert patch of 2003-05-14, and:
4619 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4620 completely killed in the appropriate insn.
4621 (distribute_notes): Don't skip multiple hard register test for
4622 elim_i1 and elim_i2.
4624 2005-10-11 Richard Henderson <rth@redhat.com>
4627 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4628 to initialize a transparent union instead of a nop_expr.
4630 2005-10-11 Richard Henderson <rth@redhat.com>
4632 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4633 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4634 (tree_ssa_dce_loop): Call scev_reset.
4637 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4638 * tree-ssa-dce.c: Include cfgloop.h.
4639 (tree_ssa_dce_loop, pass_dce_loop): New.
4640 * tree-pass.h (pass_dce_loop): Declare it.
4641 * passes.c (init_optimization_passes): Use it.
4643 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4646 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4647 Only apply the optimization for rounding builtins if the inner
4648 cast is also an extension.
4650 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4653 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4654 mark_new_vars_to_rename instead of update_stmt.
4656 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4658 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4660 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4662 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4663 for setting MMX register to 0 rather than mmx.
4665 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4668 * configure.ac: Move gas check from mips specific case to common case.
4669 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4670 * configure: Regenerate
4671 * doc/install.texi: Update.
4673 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4676 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4678 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4680 * gcc.c (do_spec_1): Accept numeric characters in file name
4683 2005-10-10 Nick Clifton <nickc@redhat.com>
4685 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4686 describing the deleted arm_gen_rotated_half_load function.
4688 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4690 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4693 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4695 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4697 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4698 (EXTRA_MULTILIB_PARTS): Define.
4699 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4700 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4701 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4702 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4703 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4704 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4706 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4708 PR tree-optimization/24226
4709 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4710 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4711 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4714 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4716 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4718 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4721 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4722 Rewrite for no need for the early clobber.
4724 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4726 Merge from csl-arm-branch:
4727 2005-09-07 Paul Brook <paul@codesourcery.com>
4728 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4731 2005-04-30 Paul Brook <paul@codesourcery.com>
4732 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4733 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4735 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4736 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4737 (arm_override_options): Use TARGET_AAPCS_BASED.
4738 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4739 (PTRDIFF_TYPE): Use int for AAPCS.
4740 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4741 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4742 (DEFAULT_SHORT_ENUMS): Delete.
4743 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4745 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4746 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4747 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4748 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4750 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4751 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4753 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4754 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4756 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4757 * config.gcc (arm*-*-linux-gnueabi): Add it.
4758 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4760 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4761 * config/arm/linux-eabi.h: New file.
4762 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4763 (LINUX_TARET_LINK_SPEC): Likewise.
4764 (LINK_SPEC): Use it.
4765 * config/arm/t-linux-eabi: New file.
4767 2005-10-08 Steven Bosscher <stevenb@suse.de>
4770 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4772 (PARAM_SMS_DFA_HISTORY): Likewise.
4774 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4777 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4778 (load_register_parameters): Call it.
4779 (check_sibcall_argument_overlap_1): Likewise.
4780 (store_one_arg): Likewise.
4782 2005-10-07 James E. Wilson <wilson@specifix.com>
4784 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4785 DImode not VECINT24 for operand 2.
4788 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4792 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4793 fr_spill): Use destination_operand for operand 0.
4795 2005-10-07 DJ Delorie <dj@redhat.com>
4797 * varasm.c (output_constant): Limit error to expanding
4800 2005-10-07 Richard Guenther <rguenther@suse.de>
4803 * fold-const.c (fold_binary): Fix operand types during folding
4804 of X op (A, Y). Evaluation order of the side-effects of
4805 X and A are frontend-defined, so ensure we honour that even for
4806 tcc_comparison class operands; eased by removing duplicate code.
4808 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4810 * stor-layout.c (layout_type): Do not allow alignment of array
4811 elements to be greater than their size.
4813 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4815 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4817 (hppa*-*-linux*): Ditto.
4818 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4819 * config/host-hpux.c: New.
4820 * config/x-hpux: New.
4821 * config/pa/x-hpux: Remove.
4822 * config/pa/x-linux: Remove.
4823 * config/pa/pa-host.c: Remove.
4825 2005-10-07 Jeff Law <law@redhat.com>
4827 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4828 determine whether or not to try and thread outgoing edges.
4830 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4832 * config/rs6000/rs6000.md (eqsi_power): New.
4833 (neg_eq0si): Add TARGET_POWER to final condition.
4836 2005-10-06 Richard Henderson <rth@redhat.com>
4838 * config/rs6000/rs6000.c: Revert last change.
4840 2005-10-06 Richard Henderson <rth@redhat.com>
4842 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4843 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4845 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4849 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4850 out return_label and naked_return_label.
4852 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4854 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4857 2005-10-06 Richard Henderson <rth@redhat.com>
4860 * tree-inline.c (declare_return_variable): Handle modify_dest not
4863 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4865 Fix PR tree-optimization/22488
4866 * tree-ssa-structalias.c (check_for_overlaps): New function.
4867 (create_variable_info_for): Use it.
4869 2005-10-06 Richard Henderson <rth@redhat.com>
4872 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4873 (dwarf2out_start_source_file): Print it.
4875 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4877 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4879 2005-10-06 Richard Henderson <rth@redhat.com>
4882 * mode-switching.c (optimize_mode_switching): Clear transp bit
4883 for block with incomming abnormal edges.
4885 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4886 (fpscr_set_from_mem): Use them.
4887 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4888 (fpscr postinc splitters): Rewrite as peephole2+split.
4890 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4892 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4893 (eq<mode>_compare): Same.
4895 2005-10-06 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/24238
4898 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4900 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4902 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4903 here. Use AC_PATH_PROG for environment variables instead of
4905 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4907 * configure: Regenerated.
4909 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4912 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4913 then force it into a register.
4914 (call_value): Likewise.
4916 2005-10-06 Richard Henderson <rth@redhat.com>
4919 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4920 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4921 under pass_vectorize.
4923 2005-10-05 Devang Patel <dpatel@apple.com>
4926 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4927 handling constants. Check NAMESPACE_DECL context for constants.
4929 2005-10-05 Eric Christopher <echristo@apple.com>
4931 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4933 2005-10-05 Richard Henderson <rth@redhat.com>
4936 * tree-cfg.c (mark_array_ref_addressable_1): New.
4937 (mark_array_ref_addressable): New.
4938 * tree-flow.h (mark_array_ref_addressable): Declare.
4939 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4941 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4945 * reload.c (subst_reloads): When adding a REG_LABEL to a
4946 jump instruction, also update JUMP_LABEL.
4948 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4950 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4951 * bb-reorder.c (copy_bb_p): Use it.
4952 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4954 2005-10-05 Richard Henderson <rth@redhat.com>
4957 * toplev.c (process_options): Warn about unsupported combinations
4958 of unwind tables and omit-frame-pointer.
4959 * config/i386/i386.c (override_options): Similarly. Enable
4960 accumulate-outgoing-args if not explicitly disabled.
4962 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4964 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4965 Handle big endian vs. small endian.
4966 (vec_initv2sf): Handle big endian vs. small endian.
4967 (*vec_extractv2sf_1): Ditto.
4969 2005-10-05 Dale Johannesen <dalej@apple.com>
4971 * convert.c (convert_to_real): Don't convert
4972 (float)floor(double d) to floorf((float)d).
4974 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4976 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4978 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4980 PR tree-optimization/18587
4981 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4982 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4983 build_vuses): Change to VEC type.
4984 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4985 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4986 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4987 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4988 (get_name_decl): New. Return DECL_UID of base variable.
4989 (operand_build_cmp): New. qsort comparison routine.
4990 (operand_build_sort_virtual): New. Sort virtual build vector.
4991 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4992 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4993 (FINALIZE_BASE): Use get_name_decl.
4994 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4995 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4996 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4997 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4998 direct VEC_* manipulations.
4999 (build_ssa_operands): Call operand_build_sort_virtual.
5000 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5001 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5002 with direct VEC_* manipulations.
5003 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5004 with direct VEC manipulations.
5006 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5008 PR tree-optimization/21419
5009 PR tree-optimization/24146
5010 PR tree-optimization/24151
5012 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5013 (build_asm_expr): Call it if outputs are read-only.
5014 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5016 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5017 Paolo Bonzini <bonzini@gnu.org>
5021 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5022 enable the instructions and not just the built-ins.
5023 * doc/invoke.texi (x86 Options): Likewise.
5025 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5027 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5029 * doc/invoke.texi (Option Summary): Correct spelling
5030 of -mmacosx-version-min.
5032 2005-10-04 Devang Patel <dpatel@apple.com>
5034 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5037 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5039 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5040 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5042 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5044 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5045 ("TE","tg"): New mode attributes.
5046 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5047 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5048 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5049 dword_mode and one for GPRmode.
5051 2005-10-04 Ian Lance Taylor <ian@airs.com>
5053 PR preprocessor/13726
5054 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5055 any comments passed in.
5057 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5059 * tree.c (annotate_with_file_line): Fix typo.
5061 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5064 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5065 type used to access data in the inlined length == 1 case, use
5066 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5067 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5069 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5071 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5072 TARGET_SSE3 and only for TARGET_80387.
5073 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5074 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5075 Do not depend on TARGET_80387.
5077 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5079 * tree.c (last_annotated_node): Change type to location_t*.
5080 (annotate_with_file_line): Reflect the change of
5081 last_annotated_node type.
5083 2005-10-04 Richard Guenther <rguenther@suse.de>
5086 * c-decl.c (grokdeclarator): Don't write to fields
5089 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5092 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5094 * varasm.c (make_decl_rtl): If a register variable does not
5095 have a set user assmbler name, error out.
5096 Decode the asmspec is now name+1 bypassing '*'.
5098 2005-10-04 Steven Bosscher <stevenb@suse.de>
5100 PR tree-optimization/23049
5101 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5102 of a COND_EXPR is folded before calling fold on the whole rhs of a
5103 conditional assignment.
5104 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5105 document that a COND_EXPR may appear there.
5107 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5110 * tree-vrp.c (extract_range_from_assert): If the new numeric
5111 range created out of the assertion contradicts the existing
5112 numeric range of the ASSERT_EXPR variable, make the new range
5115 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5117 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5118 from T_REGS to FP register class.
5120 2005-10-03 Richard Henderson <rth@redhat.com>
5123 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5124 before creating a new one.
5126 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5128 * config/rs6000/t-aix43 (LDFLAGS): New.
5129 * config/rs6000/t-aix52 (LDFLAGS): New.
5131 2005-10-03 Ian Lance Taylor <ian@airs.com>
5133 * gimplify.c (find_single_pointer_decl_1): New static function.
5134 (find_single_pointer_decl): New static function.
5135 (internal_get_tmp_var): For a formal variable, set restrict base
5136 information if appropriate.
5137 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5139 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5140 (DECL_GET_RESTRICT_BASE): Define.
5141 (SET_DECL_RESTRICT_BASE): Define.
5142 (decl_restrict_base_lookup): Declare.
5143 (decl_restrict_base_insert): Declare.
5144 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5145 * tree.c (restrict_base_for_decl): New static variable.
5146 (init_ttree): Initialize restrict_base_for_decl.
5147 (copy_node_stat): Copy restrict base information.
5148 (decl_restrict_base_lookup): New function.
5149 (decl_restrict_base_insert): New function.
5150 (print_restrict_base_statistics): New static function.
5151 (dump_tree_statistics): Call print_restrict_base_statistics.
5153 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5156 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5157 case of anti-ranges.
5159 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5162 * c-typeck.c (tagged_tu_seen): Rename to ...
5163 (tagged_tu_seen_cache): this and add val field.
5164 (comptypes): Move functional to comptypes_internal
5165 and free tagged_tu_seen.
5166 (comptypes_internal): New function and call comptypes_internal
5167 instead of comptypes. Speed up by sibcalling
5168 tagged_types_tu_compatible_p.
5169 (alloc_tagged_tu_seen): New function
5170 (free_all_tagged_tu_seen_up_to): New function.
5171 (tagged_types_tu_compatible_p): Return the val of the seen two
5173 Add that the two types are the same to tagged_tu_seen_base
5174 if they are and call comptypes_internal instead of comptypes.
5175 <case UNION_TYPE>: Speed up common type where the fields are
5177 (function_types_compatible_p): Call comptypes_internal instead of
5179 (type_lists_compatible_p): Likewise.
5180 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5182 2005-10-02 Matthias Klose <doko@debian.org>
5184 * doc/invoke.texi: Fix typo and speling error.
5186 2005-10-01 Richard Henderson <rth@redhat.com>
5188 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5190 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5192 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5193 using --start-group and --end-group.
5195 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5197 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5198 FIXME note regarding quirky semantics.
5200 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5203 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5204 non-null range as a last resort.
5206 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5207 Diego Novillo <dnovillo@redhat.com>
5210 * tree-vrp.c (extract_range_from_assert): For !=
5211 assertions, only build an anti-range if LIMIT is a
5212 single-valued range.
5214 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5216 * arm.md (movqi): On thumb when optimizing, handle loading from
5217 memory by describing this as taking a subreg of a zero-extended load
5218 into an SImode register.
5221 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5223 * reload1.c (merge_assigned_reloads): Do not change any
5224 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5226 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5228 * Makefile.in (LIPO_FOR_TARGET): Define.
5229 (STRIP_FOR_TARGET): Define.
5231 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5232 before creating new ones. Do symlinks before creating the actual
5235 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5236 to work out which multilibs are actually being built.
5238 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5240 * tree-vect-transform.c, config/ms1/ms1.md,
5241 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5242 Follow spelling conventions.
5243 * doc/invoke.texi, doc/md.texi: Fix typos.
5245 2005-09-30 Andrew Macleod <amacleod@redat.com>
5247 PR tree-optimization/21430
5248 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5249 use operands, and set stmt pointer if need be.
5250 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5251 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5254 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5257 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5259 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5261 * optabs.c (expand_binop): Initialize first_pass_p.
5263 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5266 * c-decl.c (c_write_global_declarations_1): If any
5267 wrapup_global_declaration_2 call returned true, restart the loop.
5269 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5271 Fix PR tree-optimization/24117
5272 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5273 before considering whether to use anyoffset.
5275 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5279 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5281 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5283 (swap_commutative_operands_with_target): New.
5285 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5288 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5291 2005-09-29 Steven Bosscher <stevenb@suse.de>
5293 PR tree-optimization/23911
5294 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5295 and IMAGPART_EXPR too.
5297 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5300 * expmed.c (expand_shift): Move logic to reverse rotation
5301 direction when rotating by constants ...
5302 * optabs.c (expand_binop): ... here.
5303 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5304 (ix86_rotrdi3): New pattern.
5305 (rotldi3): Handle 32-bit mode.
5306 (ix86_rotldi3): New pattern.
5308 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5311 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5312 check for numbers that need no bit twiddle.
5314 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5316 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5317 multilib to be built.
5319 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5320 (stage1-start): Delete old libgcc and libunwind before moving
5321 anything into the stage directory.
5322 (stage2-start): Likewise.
5323 (stage3-start): Likewise.
5324 (stage4-start): Likewise.
5325 (stageprofile-start): Likewise.
5326 (stagefeedback-start): Likewise.
5327 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5328 header in tm_file and CPU-specific t-darwin in tmake_file.
5329 (i[34567]86-*-darwin*): Don't change tm_file.
5330 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5331 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5332 shared library stub for target OS version.
5333 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5334 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5335 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5336 (libgcc_s.%.dylib): New.
5338 (install-darwin-libgcc-stubs): New.
5339 (INSTALL_LIBGCC): New append.
5340 * config/i386/darwin-libgcc.10.4.ver: New.
5341 * config/i386/darwin-libgcc.10.5.ver: New.
5342 * config/i386/t-darwin: New.
5343 * config/rs6000/darwin-libgcc.10.4.ver: New.
5344 * config/rs6000/darwin-libgcc.10.5.ver: New.
5345 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5346 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5348 2005-09-28 Paul Brook <paul@codesourcery.com>
5350 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5353 2005-09-28 Richard Guenther <rguenther@suse.de>
5355 PR tree-optimization/23853
5356 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5357 host_integerp to verify misalignment value.
5359 2005-09-28 Richard Henderson <rth@redhat.com>
5361 * builtins.c (get_builtin_sync_mode): New.
5362 (expand_builtin_sync_operation): Pass in mode argument.
5363 (expand_builtin_compare_and_swap): Likewise.
5364 (expand_builtin_lock_test_and_set): Likewise.
5365 (expand_builtin_lock_release): Likewise.
5366 (expand_builtin): Update to match.
5368 2005-09-28 Nick Clifton <nickc@redhat.com>
5370 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5371 formatting. Add check to PLUS case to ensure that the offset is
5372 within an acceptable range.
5374 * config/v850/v850.md (casesi): Disable the generation of the
5375 switch pattern as it is not being handled properly at the moment.
5377 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5378 for when the high words are identical.
5380 2005-09-27 Richard Henderson <rth@redhat.com>
5382 * pretty-print.c (pp_base_format): Fix typo for %>.
5384 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5385 Devang Patel <dpatel@apple.com>
5387 PR tree-optimization/23625
5388 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5389 LABEL_EXPR, assertion check.
5391 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5393 * optabs.c (no_conflict_move_test): Check if a result of a
5394 to-be-moved insn would be clobbered by an originally
5397 2005-09-27 Jeff Law <law@redhat.com>
5399 * passes.c (init_optimization_passes): Replace copy propagation
5400 passes immediately after DOM with phi-only copy propagation
5401 pases. Add phi-only copy propagation pass after first DOM pass.
5402 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5403 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5404 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5405 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5406 to init_copy_prop. Callers updated.
5407 (do_phi_only_copy_prop): New function.
5408 (pass_phi_only_copy_prop): New pass descriptor.
5410 2005-09-27 Nick Clifton <nickc@redhat.com>
5412 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5414 2005-09-26 Jason Merrill <jason@redhat.com>
5417 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5419 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5421 2005-09-26 James E Wilson <wilson@specifix.com>
5423 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5424 copyright. Add gcc copyright plus libgcc exception.
5425 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5427 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5429 2005-09-26 Jeff Law <law@redhat.com>
5431 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5432 about when to iterate.
5434 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5437 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5438 for __complex__ double in -mcpu=G5 mode.
5440 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5442 PR tree-optimization/23942
5443 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5444 * tree-scalar-evolution.c: Include params.h.
5446 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5447 follow_ssa_edge_in_condition_phi_branch,
5448 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5449 Change return type to t_bool. Use a parameter to limit the size of
5450 trees that are walked before stopping
5451 (analyze_evolution_in_loop): Initialize the limit to 0.
5452 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5453 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5455 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5458 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5459 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5461 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5463 * combine.c (make_extraction): Check for valid use of subreg.
5465 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5468 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5469 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5470 ("fist<mode>2_with_temp"): Use only register operands.
5472 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5474 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5475 CALL_INSN_FUNCTION_USAGE.
5477 2005-09-26 Richard Guenther <rguenther@suse.de>
5480 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5481 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5482 (ldst_entry): Use the hashtable instead of list-walking.
5483 (find_rtx_in_ldst): Likewise.
5484 (free_ldst_entry): Free the hashtable.
5485 (compute_ld_motion_mems): Create the hashtable.
5486 (trim_ld_motion_mems): Remove entry from hashtable if
5487 removing it from list.
5488 (compute_store_table): Likewise^2.
5489 (store_motion): Free hashtable in case we did not see
5492 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5494 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5495 and arg1 if we are passing them to fold_build2.
5497 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5500 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5503 2005-09-25 Richard Henderson <rth@redhat.com>
5505 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5506 SYMBOL_REF_TLS_MODEL to be correct.
5508 2005-09-24 Richard Henderson <rth@redhat.com>
5510 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5511 end of function. Reindent.
5513 2005-09-24 Ian Lance Taylor <ian@airs.com>
5515 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5516 NEGATE_EXPR/BIT_NOT_EXPR case.
5518 2005-09-24 Richard Henderson <rth@redhat.com>
5520 * c-common.c (handle_mode_attribute): When not modifying in place,
5521 create subtypes for enumerations.
5522 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5523 * gimplify.c (create_tmp_from_val): Likewise.
5525 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5527 * config/i386/i386.md (*tls_global_dynamic_64,
5528 *tls_local_dynamic_base_64): Add missing mode to call.
5529 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5531 2005-09-24 Jan Hubicka <jh@suse.cz>
5533 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5534 (cgraph_clone_node): Likewise.
5535 * cgraph.h (cgraph_clone_edge): Update prototype.
5536 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5537 duplicated prototypes; add updating argument.
5538 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5539 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5541 (cgraph_mark_inline_edge): Likewise.
5542 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5543 (cgraph_flatten_node): Likewise.
5544 (cgraph_decide_recursive_inlining): Likewise.
5545 (cgraph_decide_inlining_of_small_function): Likewise.
5546 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5548 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5549 Pete Steinmetz <steinmtz@us.ibm.com>
5551 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5552 (rldic.): Set type to "compare".
5554 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5555 mfjmpr for MFCTR/MFLR.
5556 (movdf_hardfloat64): Same.
5557 (movdf_softfloat64): Same. Correct order of store and move types.
5558 (movti_string): Set type to store_ux/load_ux.
5559 (load_multiple): Set type to load_ux.
5560 (store_multiple): Set type to store_ux.
5561 (movmemsi): Set type to store_ux.
5562 (output_cbranch direct_return): Set type to jmpreg.
5563 (stmw): Set type to store_ux.
5564 (lmw): Set type to load_ux.
5565 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5566 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5567 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5568 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5569 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5570 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5571 (rios1-fpstore): Increase latency to 3.
5572 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5573 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5575 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5576 Andrew Pinski <pinskia@physics.uc.edu>
5578 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5579 operand2 constraint to "b".
5580 (sync_<fetchop_name>di_internal): Same.
5581 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5583 (sync_old_<fetchop_name>di_internal): Same.
5584 (sync_new_<fetchop_name>si_internal): Same.
5585 (sync_new_<fetchop_name>di_internal): Same.
5587 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5590 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5591 case, define as macros.
5593 PR rtl-optimization/23837
5594 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5595 clobber / clobber match between dest and p->first.
5597 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5598 (no_conflict_move_test): Update comments.
5600 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5602 * doc/install.texi: Update URL for Jacks.
5603 * doc/sourcebuild.texi: Likewise.
5605 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5608 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5609 registers when choosing register preferences.
5610 (movdf_hardfloat64): Same.
5612 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5614 * expmed.c (expand_shift): Don't use the target of the rotate as
5615 target for the first expanded shift insn.
5616 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5618 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5620 PR tree-optimization/22438
5621 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5622 preserved iv rhs rewriting specially.
5624 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5626 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5627 estimate_only is true.
5628 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5629 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5630 tree-ssa-structalias.c
5631 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5632 ref_contains_indirect_ref.
5633 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5635 2005-09-21 DJ Delorie <dj@redhat.com>
5637 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5639 (mn10300_return_in_memory): Support variable size types also.
5640 (mn10300_pass_by_reference): Likewise.
5641 (mn10300_function_value): New.
5642 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5643 (FUNCTION_OUTGOING_VALUE): Likewise.
5644 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5645 * doc/invoke.texi: Document it.
5647 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5650 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5651 force integer op1 into register for XFmode compares.
5653 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5656 * expmed.c (alg_code): Add alg_impossible.
5657 (alg_hash_entry): Add cost.
5658 (synth_mult): Record alg_impossible in the hash table if
5659 multiplication by a given integer is impossble within the
5660 limit. Speed up using alg_impossible.
5662 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5664 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5665 argument. Allow and set any offset if needs_anyoffset is passed
5667 (get_constraint_for): Add argument here too.
5669 (do_structure_copy): Pass NULL to get_constraint_for.
5670 (handle_ptr_arith): Ditto.
5671 (find_func_aliases): Ditto.
5673 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5675 PR rtl-optimization/23898
5676 * output.h (get_attr_min_length): Declare.
5677 * final.c (get_attr_length_1): New function, broken out of:
5679 (get_attr_min_length): New function.
5680 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5681 (duplicate_computed_gotos): Likewise.
5682 * genattr.c (insn_min_length): Generate declaration.
5683 * genattrtab.c (min_fn, min_attr_value): New functions.
5684 (make_length_attrs): Generate insn_min_length.
5686 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5688 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5690 2005-09-20 Richard Henderson <rth@redhat.com>
5692 PR tree-optimization/24059
5693 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5696 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5698 * c.opt (fextended-identifiers): New.
5699 * c-opts.c (c_common_handle_option): Handle
5700 -fextended-identifiers.
5701 * doc/cpp.texi: Update documentation of extended identifiers.
5702 * doc/cppopts.texi (-fextended-identifiers): Document.
5704 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5706 PR tree-optimization/23929
5707 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5710 PR tree-optimization/23818
5711 * tree-stdarg.c (execute_optimize_stdarg): Call
5712 calculate_dominance_info.
5714 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5716 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5717 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5718 (compute_overlap_steps_for_affine_1_2): Use
5719 get_number_of_iters_for_loop.
5720 (analyze_subscript_affine_affine): Check whether difference is
5722 Use get_number_of_iters_for_loop.
5723 Check whether overlap occurs outside of bounds.
5724 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5726 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5728 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5729 base register if possible.
5731 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5733 PR tree-optimization/18463
5734 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5735 converting it directly is not possible.
5736 (chrec_convert_aggressive): New function.
5737 * tree-chrec.h (chrec_convert_aggressive): Declare.
5738 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5739 Fold chrec conversions aggressively if asked to.
5740 (instantiate_parameters): Modified because of changes in
5741 instantiate_parameters_1.
5743 2005-09-19 Richard Henderson <rth@redhat.com>
5745 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5746 (reduc_splus_v2df): New.
5748 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5750 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5751 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5753 2005-09-19 Richard Henderson <rth@redhat.com>
5755 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5758 2005-09-19 Richard Henderson <rth@redhat.com>
5760 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5761 (ia64_expand_dot_prod_v8qi): New.
5762 * config/ia64/ia64-protos.h: Update.
5763 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5764 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5765 sdot_prodv8qi, sdot_prodv4hi): New.
5766 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5768 2005-09-19 Richard Henderson <rth@redhat.com>
5771 * real.c (exact_real_truncate): Return false if the format cannot
5772 represent the number as a normal.
5774 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5775 for a memory source.
5777 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5779 * tree-ssa-operands.c (swap_tree_operands): Export.
5780 * tree.h (swap_tree_operands): Declare.
5781 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5782 Call swap_tree_operands.
5784 2005-09-19 Richard Henderson <rth@redhat.com>
5786 * tree-flow.h (merge_alias_info): Declare.
5787 * tree-ssa-copy.c (merge_alias_info): Export.
5788 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5789 (vect_create_data_ref_ptr): Use create_iv directly.
5790 (vectorizable_load): Use correct types for integer constants.
5791 (vect_generate_tmps_on_preheader): Likewise.
5792 (vect_gen_niters_for_prolog_loop): Likewise.
5794 2005-09-19 Steven Bosscher <stevenb@suse.de>
5796 PR rtl-optimization/23943
5797 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5799 2005-09-18 Jan Hubicka <jh@suse.cz>
5801 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5803 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5805 * varasm.c (output_constant): Do not abort on conversions to union
5806 types between different sizes.
5808 2005-09-18 Richard Guenther <rguenther@suse.de>
5811 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5814 2005-09-18 Paul Brook <paul@codesourcery.com>
5816 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5818 2005-09-17 Richard Henderson <rth@redhat.com>
5820 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5821 * tree-ssa-loop.c (pass_vect_dce): Remove.
5822 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5825 2005-09-17 Richard Henderson <rth@redhat.com>
5827 * tree-pass.h (pass_vect_dce): Declare.
5828 * passes.c (init_optimization_passes): Add it.
5829 * tree-flow.h (tree_ssa_dce): Declare.
5830 * tree-ssa-dce.c (tree_ssa_dce): Export.
5831 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5832 (gate_tree_vectorize): ... here.
5833 (pass_vect_dce): New.
5835 2005-09-17 Jan Hubicka <jh@suse.cz>
5837 * except.c (struct eh_status): Turn region_array into vec.
5838 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5839 convert_from_eh_region_ranges, find_exception_handler_labels,
5840 current_function_has_exception_handlers, assign_filter_values,
5841 build_post_landing_pads, dw2_build_landing_pads,
5842 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5843 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5844 foreach_reachable_handler, can_throw_internal_1,
5845 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5847 (duplicate_eh_region_1): Update region_array.
5848 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5850 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5853 * expmed.c (expand_mult): Substitute simple register for op0 when
5856 2005-09-17 Richard Henderson <rth@redhat.com>
5858 * expr.c (emit_move_via_integer): Add force argument, pass it on
5859 to emit_move_change_mode. Update callers.
5860 (emit_move_complex): Pass true to new force argument.
5861 * function.c (expand_function_end): Move expand_eh_return call
5862 earlier. Merge sub-word complex values into a pseudo before
5863 copying to the return hard register.
5865 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5867 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5868 between different sizes.
5870 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5874 * passes.c (init_optimization_passes): Register dump files for
5877 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5879 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5880 * config/s390/s390.c (s390_overlap_p): New function.
5881 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5882 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5885 2005-09-16 Richard Guenther <rguenther@suse.de>
5887 * ipa-pure-const.c (static_execute): Free auxiliar information.
5888 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5889 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5891 2005-09-15 DJ Delorie <dj@redhat.com>
5893 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5895 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5897 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5899 (swap_commutative_operands_with_target): New.
5901 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5903 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5906 (estimate_iters_using_array): New function.
5907 * tree-data-ref.h (estimate_iters_using_array): Prototype
5908 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5909 Use estimate_iters_using_array instead of analyze_array.
5911 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5913 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5916 2005-09-15 Michael Matz <matz@suse.de>
5918 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5920 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5922 PR tree-optimization/23835
5923 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5924 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5926 2005-09-14 Richard Henderson <rth@redhat.com>
5928 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5929 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5931 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5933 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5934 in the ARRAY_TYPE case.
5936 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5938 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5940 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5943 * tree-vect-transform.c (vectorizable_operation): Return false for
5944 scalar shift operations and for vector shift operations with
5945 non-invariant shift arguments. Use scalar tree operand op1 as
5946 a shift operand when vector shift insn pattern uses scalar shift
5948 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5950 2005-09-14 Olivier Hainque <hainque@adacore.com>
5952 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5953 value if it has side-effects.
5955 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5958 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5960 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5962 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5963 passed as NAME as if it were label at start of function code.
5965 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5967 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5970 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5972 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5973 as early clobber. Rewrite so the PIC register is not implicitly used.
5975 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5977 * tree.c (annotate_with_file_line): Compare line numbers before
5980 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5983 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5984 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5986 2005-09-13 Ian Lance Taylor <ian@airs.com>
5988 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5989 than a HOST_WIDEST_INT to gen_doloop_begin.
5991 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5993 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5995 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5997 PR tree-optimize/23817
5998 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6000 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6003 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6004 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6005 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6006 (restore_stack_nonlocal): Likewise.
6007 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6009 2005-09-12 Ian Lance Taylor <ian@airs.com>
6012 * c.opt (ffriend-injection): New C++ option.
6013 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6014 (C++ Dialect Options): Document -ffriend-injection.
6016 2005-09-12 Josh Conner <jconner@apple.com>
6019 * ipa-reference.c (static_execute): Don't mark variables in
6020 named sections TREE_READONLY.
6022 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6024 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6027 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6029 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6030 V_MUST_DEF instead of just the first_use_p.
6031 Don't mark the virtual variables for renaming on the statement which
6033 (pass_dse): Remove TODO_update_ssa.
6035 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6038 * stor-layout.c (compute_record_mode): For records with a single
6039 field, actually check the field's mode size against the type size.
6041 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6042 registers for TARGET_SHMEDIA.
6043 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6044 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6045 of GENERAL_REGS and FP_REGS.
6047 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6049 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6051 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6053 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6054 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6055 are omitted. Exclude stack_tie insn too.
6057 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6059 PR rtl-optimization/23098
6060 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6062 * config/rs6000/rs6000.md (movdf splitter): Use
6063 const_double_operand predicate for TARGET_POWERPC64.
6064 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6065 SYMBOL_REF method to ABI_V4.
6067 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6068 replace_equiv_address.
6069 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6070 rs6000_sr_alias_set and MEM_NOTRAP.
6071 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6073 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6075 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6076 handle CALL_EXPR again.
6078 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6080 * arm/predicates.md (alignable_memory_operand): Delete.
6082 2005-09-10 Richard Henderson <rth@redhat.com>
6085 * dbxout.c (dbxout_expand_expr): New.
6086 (dbxout_symbol): Use it.
6088 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6090 * arm.c (arm_gen_rotated_half_load): Delete.
6091 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6092 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6093 (thumb_set_return_address): Likewise.
6094 (thumb_load_double_from_address): Use adjust_address.
6095 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6096 (extendhsisi2_mem, movhi_bytes): Use change_address.
6097 (movhi): Use widen_memory_access.
6098 (reload_out_df): Use replace_equiv_address.
6099 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6101 2005-09-09 Richard Henderson <rth@redhat.com>
6104 * dbxout.c: Include expr.h.
6105 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6106 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6107 * Makefile.in (dbxout.o): Add EXPR_H.
6109 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6111 PR tree-optimization/23509
6112 * tree-cfg.c (replace_uses_by): Use replace_exp.
6113 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6114 pointers have name_mem_tag or type_mem_tag set.
6116 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6118 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6119 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6120 of wrongly accessing operands.
6122 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6124 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6125 * tree-chrec.c: Include tree-scalar-evolution.h.
6126 (chrec_convert): Instantiate the base and step before calling
6127 scev_probably_wraps_p that would fail on parametric evolutions.
6128 Collect all the fails into a single section failed_to_convert,
6129 print a diagnostic, and return chrec_dont_know instead of calling
6131 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6132 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6134 (scev_const_prop): Don't replace the definition of a loop closed ssa
6135 phi node by itself, or by another loop closed ssa phi node.
6136 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6137 that base and step are defined.
6139 2005-09-09 Richard Guenther <rguenther@suse.de>
6142 * fold-const.c (fold_ternary): Check truth_value_p before
6143 calling invert_truthvalue.
6145 2005-09-09 Nick Clifton <nickc@redhat.com>
6147 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6148 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6149 dimension of these arrays.
6150 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6152 * longlong.h: Only provide a prototype for the __clz_tab[] array
6153 if this header has not been included from libgcc2.h.
6154 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6156 Provide prototypes for exported functions.
6157 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6160 2005-09-08 Josh Conner <jconner@apple.com>
6164 * expr.c (expand_expr_addr_expr_1): Don't invoke
6165 expand_simple_binop for EXPAND_INITIALIZER.
6167 2005-09-08 Richard Henderson <rth@redhat.com>
6170 * toplev.c (wrapup_global_declaration_1): Split out ...
6171 (wrapup_global_declaration_2): ... from ...
6172 (wrapup_global_declarations): ... here. Return bool.
6173 (check_global_declaration_1): Split out ...
6174 (check_global_declarations): from here.
6175 (emit_debug_global_declarations): New.
6176 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6177 check_global_declaration_1, emit_debug_global_declarations): Declare.
6178 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6179 of decls. Call wrapup_global_declaration_1,
6180 wrapup_global_declaration_2, check_global_declaration_1 directly.
6181 (c_write_global_declarations_2): New.
6183 (c_write_global_declarations): Call c_write_global_declarations_2.
6184 * langhooks.c (write_global_declarations): Call
6185 emit_debug_global_declarations.
6187 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6188 remove decls that have DECL_RTL_SET_P.
6189 * passes.c (rest_of_decl_compilation): Invoke
6190 cgraph_varpool_finalize_decl for all but functions.
6192 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6194 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6195 the result of a conversion if the new min and max cannot be compared.
6197 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6199 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6200 (override_options): Setting s390_sr_alias_set removed.
6201 (save_fpr, save_gprs): Set alias set to vararg or frame.
6202 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6203 s390_sr_alias_set with get_frame_alias_set ().
6204 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6205 get_varargs_alias_set ().
6207 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6211 * c-parser.c (c_parser_objc_method_definition): If the next
6212 token is not "{", error out and don't start the function.
6214 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6216 * tree-vrp.c (extract_range_from_expr): Move the check for non
6217 nullness after the check for gimple invariant.
6219 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6221 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6223 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6226 * config/m32r.md (movmemsi_internal): Canonicalize order of
6227 operands in PLUS component of template.
6229 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6231 * reload1.c (fixup_eh_region_note): Remove assertion.
6232 (fixup_abnormal_edges): Reverted removal of call to
6233 find_many_sub_basic_blocks made on 2005-08-31.
6235 2005-09-07 Richard Henderson <rth@redhat.com>
6237 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6238 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6239 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6240 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6241 rearrange for better packing.
6242 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6243 (lookup_cfa_1): Remove inline marker.
6244 (cfa_equal_p): Split out of ...
6245 (def_cfa_1): ... here. Use INVALID_REGNUM.
6246 (build_cfa_loc): Handle !cfa->indirect.
6247 (frame_pointer_cfa_offset): New.
6248 (dbx_reg_number): Assert register elimination performed; do
6249 leaf register remapping.
6250 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6251 (eliminate_reg_to_offset): New.
6252 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6253 for verifiably local stack frame addresses; re-base to CFA.
6254 (mem_loc_descriptor): Remove can_use_fbreg argument.
6255 (concat_loc_descriptor, loc_descriptor): Likewise.
6256 (containing_function_has_frame_base): Remove.
6257 (rtl_for_decl_location): Don't do register elimination or
6258 leaf register remapping here.
6259 (secname_for_decl): Split out from ..
6260 (add_location_or_const_value_attribute): ... here.
6261 (convert_cfa_to_loc_list): New.
6262 (compute_frame_pointer_to_cfa_displacement): New.
6263 (gen_subprogram_die): Use them.
6264 * tree.h (frame_base_decl): Remove.
6265 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6266 (prologue_stack_adjust): Remove.
6267 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6268 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6269 (set_frame_base_location): Remove.
6270 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6271 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6272 (vt_add_function_parameters): Don't eliminate_regs.
6273 (vt_initialize): Don't create frame_base_decl.
6275 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6277 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6278 version of GNU binutils for 4.x and later.
6280 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6282 * ggc-page.c (ggc_push_context): Remove.
6283 (ggc_pop_context): Likewise.
6284 * ggc.h (ggc_push_context): Remove.
6285 (ggc_pop_context): Likewise.
6287 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6290 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6291 returning from an interrupt handler.
6293 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6296 * config/arc/arc.c (output_shift): Add check for loop count when
6299 2005-09-06 Steven Bosscher <stevenb@suse.de>
6301 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6303 (abs_replacement): Likewise.
6304 (pass_phiopt): Remove TODO_update_ssa.
6306 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6309 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6310 if "return with no value, in function returning non-void" warning
6312 * tree-cfg.c (execute_warn_function_return): Don't look at
6313 RETURN_EXPRs with TREE_NO_WARNING set.
6316 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6317 for internal functions doesn't use registers used by global registers
6318 variables. Use fewer register parameters if there are global register
6321 2005-09-06 Olivier Hainque <hainque@adacore.com>
6322 Eric Botcazou <ebotcazou@adacore.com>
6325 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6326 when we would be extracting outside its bit span (bitpos+bitsize
6327 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6328 Ada unchecked conversions.
6330 2005-09-06 Steven Bosscher <stevenb@suse.de>
6332 * tree-ssa-pre.c (try_look_through_load): New function.
6333 (compute_avail): Use it to try to look through loads for some
6334 more useful expressions.
6336 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6338 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6339 condition for detecting cases like (a&a) and (a^a).
6341 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6343 * common.opt: Add option ftree-vect-loop-version.
6344 * params.def: Add --param vect-max-version-checks.
6345 * doc/invoke.texi: Document ftree-vect-loop-version and
6346 --param vect-max-version-checks.
6347 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6348 may_misalign_stmts and defines for accessors.
6349 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6350 LOOP_VINFO_MAY_MISALIGN_STMTS.
6351 (destroy_loop_vec_info): VEC_free for
6352 LOOP_VINFO_MAY_MISALIGN_STMTS.
6353 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6354 Update documentation.
6355 (vect_update_misalignment_for_peel): New.
6356 (vect_enhance_data_refs_alignment): Update to choose loop
6357 peeling or loop versioning if appropriate for the (potentially)
6358 unaligned data references in the loop.
6359 (vect_analyze_data_refs_alignment): Remove call to
6360 vect_enhance_data_refs_alignment so the checks can be done
6362 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6363 and move up call to vect_analyze_data_refs_alignment.
6364 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6365 (vect_transform_loop): Add call to loop_version.
6367 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6369 PR rtl-optimization/23098
6370 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6371 * simplify-rtx.c (constant_pool_reference_p): New function.
6372 * rtl.h (constant_pool_reference_p): New prototype.
6373 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6374 constant_pool_reference_p in condition and
6375 avoid_constant_pool_reference in preparation statements.
6377 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6379 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6380 STRICT_LOW_PART SETs.
6382 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6385 * except.c (sjlj_emit_function_enter): Find the function begin
6386 note even when it's not in first basic block.
6388 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6390 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6391 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6392 * aclocal.m4: Regenerate.
6394 2005-09-05 DJ Delorie <dj@redhat.com>
6396 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6399 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6401 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6402 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6403 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6404 Follow spelling conventions.
6405 * doc/invoke.texi: Follow spelling conventions.
6407 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6409 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6410 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6411 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6413 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6416 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6417 (output_stack_adjust): Use gen_tmp_stack_mem.
6418 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6419 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6420 (sh_get_pr_initial_val): Likewise.
6421 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6422 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6423 * sh.md (divsi_inv_m0): Use gen_const_mem.
6424 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6425 (movdf_i4+1): Use gen_tmp_stack_mem.
6426 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6427 (fpu_switch+2): Likewise.
6428 (movv4sf_i, movv16sf_i): Use adjust_address.
6429 (symGOT_load): Set MEM_NOTRAP_P bit.
6431 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6434 * pa.c (emit_move_sequence): Fix typo in last change.
6436 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6438 PR rtl-optimization/23454
6439 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6442 2005-09-03 Richard Henderson <rth@redhat.com>
6443 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6446 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6449 2005-09-02 Nicolas Pitre <nico@cam.org>
6451 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6452 to bit_count to 32 bits.
6454 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6457 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6458 generating synthetic loads from volatile lvalues.
6460 005-09-02 Nick Clifton <nickc@redhat.com>
6462 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6463 __ctzhi2, __clzhi2): New functions.
6465 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6468 * tree-nested.c (struct var_map_elt): Mark with GTY.
6469 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6471 (lookup_field_for_decl): Allocate new element in GC memory.
6472 (lookup_tramp_for_decl): Likewise.
6473 (convert_nl_goto_reference): Likewise
6474 (create_nesting_tree): Allocate info in GC memory. Likewise for
6476 (free_nesting_tree): Free with ggc_free instead of free.
6477 (root): New static variable.
6478 (lower_nested_functions): Remove root as local variable. And zero out
6479 root at the end of the function.
6481 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6483 PR rtl-optimization/20365
6484 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6485 to short. New member ix.
6486 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6487 (simplify_plus_minus): Initialize ix members before calling qsort.
6489 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6491 PR tree-optimization/23626
6492 * tree-cfg.c (replace_uses_by): Clean up eh info.
6494 2005-09-01 DJ Delorie <dj@redhat.com>
6496 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6499 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6501 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6502 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6505 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6507 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6508 do not issue warning for a variable definition following
6511 2005-09-01 Richard Henderson <rth@redhat.com>
6514 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6515 conversion to CONST_VECTOR.
6517 2005-09-01 Richard Henderson <rth@redhat.com>
6520 * reload1.c (reload_as_needed): Check !CALL_P before calling
6521 fixup_eh_region_note.
6522 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6524 2005-09-01 DJ Delorie <dj@redhat.com>
6526 * varasm.c (output_constant): Let the target resolve
6527 conversions of addresses to non-default pointer sizes.
6529 2005-09-01 Nicolas Pitre <nico@cam.org>
6531 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6532 to alow matching ARM pre-indexed addressing mode.
6533 (arm_override_options): Remove now irrelevant comment.
6535 2005-09-01 Phil Edwards <phil@codesourcery.com>
6537 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6538 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6539 * config/i386/vxworks.h: Likewise.
6540 * config/i386/t-vxworksae: New file, for VxWorks AE.
6541 * config/i386/vxworksae.h: Likewise.
6543 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6545 PR tree-optimization/23410
6546 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6547 sequence is not wrapping during the first step.
6549 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6552 * dwarf2out.c (base_type_die): Compare char_type_node with
6553 TYPE_MAIN_VARIANT (type), not type.
6555 2005-09-01 Richard Guenther <rguenther@suse.de>
6557 PR tree-optimization/15366
6558 * common.opt: Add -finline-functions-called-once.
6559 Put -fearly-inlining in alphabetically ordered place.
6560 * doc/invoke.texi: Document new option.
6561 * ipa-inline.c (cgraph_decide_inlining): Honour
6562 flag_inline_functions_called_once.
6564 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6566 PR rtl-optimization/23478
6567 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6568 (alloc_qty): Initialize it.
6569 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6570 (combine_regs): Combine also n_throwing_calls_crossed fields.
6571 (find_free_reg): Don't attempt to caller-save pseudos crossing
6572 calls that might throw.
6573 * global.c (struct allocno): Add throwing_calls_crossed field.
6574 (global_alloc): Revert 2005-08-22 change. Initialize
6575 throwing_calls_crossed.
6576 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6579 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6582 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6583 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6584 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6585 (and64_2_operand): Tweak to use predicate.
6586 (and_operand): Adjust for mask_operand changes.
6587 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6588 (print_operand): Likewise.
6589 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6590 (mask64_1or2_operand): Delete.
6591 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6592 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6593 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6594 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6595 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6596 (rotldi3_internal4): Likewise.
6597 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6598 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6599 (ashldi3_internal7): Likewise.
6600 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6601 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6602 (anddi3 split): Don't match mask64_operand.
6603 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6604 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6605 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6606 't' splitter predicate.
6607 (movdi_internal64 + 2): Revert 2005-06-11 change.
6609 2005-08-31 DJ Delorie <dj@redhat.com>
6611 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6612 (m32c_asm_integer): Add support for 32 bit pointers.
6614 2005-08-31 Richard Henderson <rth@redhat.com>
6616 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6617 component-like references for setting MEM_NOTRAP_P.
6619 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6620 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6622 2005-08-31 Richard Henderson <rth@redhat.com>
6624 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6625 into a pseudo before applying gen_lowpart.
6627 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6629 * doc/install.texi (Specific): Update cctools version required
6630 for full functionality.
6631 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6632 linkers as -macosx_version_min.
6634 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6637 * sh.c (print_operand, %R and %S): Add handling of floating point
6638 registers, memory, constants and invalid operands.
6640 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6642 * ipa-pure-const.c: Change dump name.
6644 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6647 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6648 to "reg_or_0_operand".
6649 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6651 2005-08-31 Dale Johannesen <dalej@apple.com>
6653 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6654 loops that count down.
6656 2005-08-31 Richard Henderson <rth@redhat.com>
6659 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6660 (fixup_eh_region_note): New.
6661 (reload_as_needed): Call it.
6662 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6663 don't call find_many_sub_basic_blocks; call verify_flow_info.
6664 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6665 (keep_stack_depressed): Likewise.
6666 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6668 2005-08-31 Richard Henderson <rth@redhat.com>
6670 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6673 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6675 * expr.c (expand_expr_real_1): Compare size of address
6676 mode to target's address mode size in deciding expansion of
6677 the constant address.
6679 2005-08-31 Richard Guenther <rguenther@suse.de>
6682 * expr.c (all_zeros_p): New function.
6683 (expand_expr_real_1): Handle the case of an all-zero
6684 non-addressable constructor separately.
6686 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6688 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6689 arguments, adjust all callers.
6690 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6692 2005-08-30 Richard Henderson <rth@redhat.com>
6695 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6696 whenever the mode sizes match.
6698 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6700 * calls.c (load_register_parameters): Fix comment typo.
6701 * expr.c (emit_push_insn): Comment formatting.
6703 2005-08-30 Ian Lance Taylor <ian@airs.com>
6705 * config/i386/x-cygwin (host-cygwin): Change dependency from
6706 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6708 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6710 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6713 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6716 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6717 call to ggc_collect.
6719 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6722 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6723 beginning. Remove $(INCLUDES) from all the rules, if following
6724 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6726 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6729 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6730 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6731 not constant, but maxlen is, don't set len to maxlen, rather
6732 set maxlen to len if len is a constant.
6734 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6736 PR tree-optimization/23475
6737 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6740 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6742 Fix PR middle-end/22455
6744 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6745 Checksum only the parts of the tree that exist for the tree code.
6747 2005-08-28 Dale Johannesen <dalej@apple.com>
6749 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6751 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6753 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6755 2005-08-28 Richard Henderson <rth@redhat.com>
6757 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6758 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6761 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6764 * builtins.c (get_memory_rtx): Don't strip nops
6765 in between COMPONENT_REFs.
6767 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6770 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6772 (gimplify_modify_expr): Check for zero sized types and gimplify the
6773 rhs and lhs as statements.
6775 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6778 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6779 state for return address column of signal frames.
6781 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6784 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6785 bytes >= 2 not bytes == 2.
6786 (expand_block_move): Same.
6788 2005-08-27 Richard Guenther <rguenther@suse.de>
6791 * config/i386/sse.md (sse2_movsd): Add missing closing
6794 2005-08-27 Paul Brook <paul@codesourcery.com>
6796 * genrecog.c (enum decision_type): Add DT_num_insns.
6797 (struct decision_test): Add u.num_insns.
6798 (add_to_sequence): Add DT_num_insns test.
6799 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6800 (write_cond, debug_decision_2): Ditto.
6801 (change_state): Assume peep2_next_insn never fails.
6802 Remove "afterward" argument.
6803 (write afterward, write_tree): Update to match.
6804 * recog.c (peep2_current_count): New variable.
6805 (peep2_next_insn): Check it.
6806 (peephole2_optimize): Set peep2_current_count.
6807 * recog.h (peep2_current_count): Declare.
6809 2005-08-26 Josh Conner <jconner@apple.com>
6812 * ipa-pure-const.c (check_tree): Check for volatile-ness
6813 when considering a dereference.
6815 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6817 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6819 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6821 PR rtl-optimization/23561
6822 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6823 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6824 at most LEN bytes long memory fits into the field.
6825 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6826 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6827 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6829 2005-08-26 Richard Henderson <rth@redhat.com>
6832 * loop.c (biased_biv_may_wrap_p): New.
6833 (maybe_eliminate_biv_1): Use it to suppress non-equality
6834 comparison transformations. Delete disabled code.
6836 2005-08-26 Ian Lance Taylor <ian@airs.com>
6838 * combine.c (make_extraction): Avoid reference outside object.
6840 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6842 * stor-layout.c (finalize_type_size): Restore behaviour for
6843 non-aggregate types to the status quo ante of the patch for
6844 pr 23467. Document why it matters.
6846 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6849 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6850 array by one element, initialize the BT_LAST element with NULL.
6852 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6854 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6855 optimizing for size.
6857 (compare_plus_eqsi): Same.
6858 (plus_eqsi_compare): Same.
6859 (neg_eq0<mode>): Same.
6860 (neg_eq<mode>): Same.
6862 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6865 2005-08-26 Nick Clifton <nickc@redhat.com>
6867 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6868 TARGET_EP is not defined.
6869 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6870 TARGET_EP is enabled.
6871 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6872 * config/v850/v850.md (save_all_interrupt): Only use the EP
6873 register if TARGET_EP is defined.
6874 (restore_all_interrupt): Likewise.
6875 * config/v850/lib1funcs.asm: Update functions so that the EP
6876 register is only used if __EP__ is defined.
6878 2005-08-26 David Ung <davidu@mips.com>
6880 * config/mips/mips.c (mips_expand_prologue): Handle case when
6881 generating for MIPS16 and the outgoing argument area is more than
6882 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6885 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6887 * config/crx/crx.md: Make doloop_end pattern usage controllable
6888 via mloop-nesting=<max-nesting> command line switch. Make sure
6889 the combiner cannot use doloop_end_<mode> in an illegal way.
6890 * config/crx/crx.c: Use regs up to r6 for argument passing.
6891 Refine crx_address_cost (non cst4 displacements are expensive).
6892 * config/crx/crx.opt: Add switch for mloop-nesting=.
6894 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6896 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6897 (UNSPEC_MVST): New constant.
6899 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6901 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6902 Reject operands containing eliminable registers.
6903 * testsuite/gcc.dg/20050825-1.c: New testcase.
6905 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6906 Jan Hubicka <jh@suse.cz>
6908 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6910 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6912 PR tree-optimization/23546
6913 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6916 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6918 * params.def (PARAM_MIN_SPEC_PROB): New.
6919 * sched-rgn.c (MIN_PROBABILITY): Delete.
6920 (compute_trg_info): Convert to PARAM_VALUE.
6921 * doc/invoke.texi (param): Document min-spec-prob.
6923 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6925 * config/darwin.h: define __PIC__
6926 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6927 TARGET_OS_CPP_BUILTINS macro.
6929 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6931 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6934 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6936 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6938 * cfghooks.c (duplicate_block): Added position where to place
6939 new block as argument.
6940 * cfghooks.h (duplicate_block): Declaration changed.
6941 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6943 * cfglayout.h (copy_bbs): Declaration changed.
6944 * cfgloop.h (loop_version): Declaration changed.
6945 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6946 position to copy_bbs.
6947 (loop_version): Pass position to duplicate_loop_to_header_edge.
6948 Add place_after argument and position new blocks according to
6950 * modulo-sched.c (sms_schedule): Pass place_after argument
6952 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6953 * tree-cfg.c (split_edge_bb_loc): New function.
6954 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6955 to determine position of new blocks.
6956 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6958 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6959 argument to duplicate_block.
6960 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6961 Pass position to copy_bbs.
6963 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6965 * fold-const.c (ptr_difference_const): Use
6966 cst_and_fits_in_hwi instead of host_integerp.
6968 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6970 * config/darwin.c (gen_pic_offset): New.
6971 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6974 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6976 PR tree-optimization/23486
6977 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6979 2005-08-23 Phil Edwards <phil@codesourcery.com>
6981 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6982 remove use_collect2.
6983 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6985 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6986 configuration files to override the default value.
6988 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6989 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6990 * config/vx-common.h: New file, split out from...
6991 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6992 * config/vxworksae.h: New file, for VxWorks AE.
6993 * config/vxworks.opt: New file.
6994 * config/vxlib.c: Update for VxWorks 6.
6996 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6997 other MULTILIB_* variables appropriately.
6998 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6999 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7000 * config/rs6000/vxworks.h: Update for VxWorks 6.
7001 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7003 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7006 * config/darwin.c (machopic_select_section): Remove the hack to
7007 mark "::operator new" and "::operator delete" for coalescing
7008 even though they are not weak.
7010 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7012 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7013 * configure: Regenerate.
7015 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7018 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7020 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7021 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7024 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7026 * config/rs6000/predicates.md (equality_operator): New.
7027 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7028 comparison with a large constant.
7030 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7032 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7034 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7036 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7037 registers is even, and we have a hardware double precision fp,
7039 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7040 size of current argument when checking if argument was passed in
7043 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7046 * stor-layout.c (finalize_type_size): Dont override
7047 existing alignment with a smaller alignment from the mode.
7049 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7051 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7052 * lambda.h (lambda_vector_lexico_pos): ... here.
7053 * tree-data-ref.c (build_classic_dist_vector): Return false when
7054 the distance vector is lexicographically negative.
7056 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7058 PR tree-optimization/23511
7059 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7060 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7062 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7064 PR tree-optimization/22043
7065 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7066 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7067 If ALLOW_FLEXARR, handle types ending with flexible array member.
7068 Pass false as second argument to recursive count_type_elements calls.
7069 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7070 argument to count_type_elements call.
7071 * tree-sra.c (decide_block_copy): Likewise.
7072 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7073 for a constant-sized object, set cleared as well. Pass true as
7074 second argument to count_type_elements call.
7076 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7079 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7080 from legitimate_small_data_p, and make global. Update use.
7081 Remove forward declaration.
7082 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7084 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7086 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7088 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7089 of scratch intermediates.
7090 (eq<mode>_compare): Same.
7091 (neg_eq0<mode>): New.
7092 (neg_eq<mode>): Convert to define_insn_and_split.
7094 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7097 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7098 stdarg functions, set/clear the fp marker even when no variable
7100 * config/rs6000/sysv4.opt (mprototype): Describe.
7102 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7104 PR rtl-optimization/23478
7105 * regs.h (reg_info): Add throw_calls_crossed.
7106 (REG_N_THROWING_CALLS_CROSSED): Define.
7107 * flow.c (allocate_reg_life_data): Initialize
7108 REG_N_THROWING_CALLS_CROSSED.
7109 (propagate_one_insn, attempt_auto_inc): Update
7110 REG_N_THROWING_CALLS_CROSSED.
7111 * global.c (global_alloc): Don't allocate pseudos across
7112 calls that may throw.
7114 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7117 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7118 value is inbetween the range if we did not find an exact match.
7120 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7122 * doc/invoke.texi (Option Summary): Add ms1 options.
7123 * doc/extend.texi: Document interrupt handler attribute for ms1.
7124 * doc/md.texi: Document ms1 constraints.
7125 * config.gcc: Add ms1-*-elf.
7126 * config/ms1/ms1.h: New.
7127 * config/ms1/ms1.c: New.
7128 * config/ms1/ms1.md: New.
7129 * config/ms1/ms1-protos.h: New.
7130 * config/ms1/ABI.txt: New.
7131 * config/ms1/crti.asm: New.
7132 * config/ms1/crtn.asm: New.
7133 * config/ms1/lib2extra-funcs.c: New.
7134 * config/ms1/t-ms1: New.
7135 * config/ms1/ms1.opt: New.
7137 2005-08-22 Ira Rosen <irar@il.ibm.com>
7139 * config/rs6000/altivec.md (xorv4sf3): New.
7140 (negv4sf2, neg<mode>2): Likewise.
7142 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7145 * config/ia64/ia64.md (divsi3): Check divide by zero.
7146 (udivsi3): Likewise.
7148 (udivdi3): Likewise.
7150 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7152 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7153 up to elem_bitsize bits, not max_bitsize.
7155 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7157 PR tree-optimization/23433
7158 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7159 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7161 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7163 PR tree-optimization/23434
7164 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7165 the iteration bound is not an INTEGER_CST.
7167 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7169 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7170 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7171 NULL if need_epilog_adjust is false.
7172 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7173 Case 3 always peels first itration, not just for PLUS case, and no need
7174 to use scalar_initial_def here. Create an epilog adjustment only if
7175 scalar_initial_def is not NULL.
7177 (vectorizable_reduction): Remove assert.
7179 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7182 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7183 (__moddi3): Likewise.
7184 (__udivdi3): Likewise.
7185 (__umoddi3): Likewise.
7186 (__divsi3): Likewise.
7187 (__modsi3): Likewise.
7188 (__udivsi3): Likewise.
7189 (__umodsi3): Likewise.
7191 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7193 * tree-pass.h (TDF_GRAPH): Define.
7194 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7195 * passes.c (finish_optimization_passes): Only call
7196 finish_graph_dump_file if TDF_GRAPH is set.
7197 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7198 NULL. Set TDF_GRAPH bit.
7199 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7201 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7203 * arm.h (arm_stack_offsets): Add locals_base field.
7204 * arm.c (arm_get_frame_offsets): Compute it.
7205 (thumb_compute_initial_elimination offset): Make the Thumb frame
7206 pointer point to the base of the local variables.
7207 (thumb_expand_prologue): Update accordingly.
7208 (thumb_expand_epilogue): Likewise.
7210 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7211 mode of clobbered scratch to DImode. Handle a case that's known to
7214 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7216 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7217 (gt0<mode>_compare): Delete.
7218 (neg_gt0<mode>): Delete.
7220 2005-08-19 Eric Christopher <echristo@apple.com>
7222 * optabs.h: Change CTI_ to COI_.
7225 2005-08-19 James E Wilson <wilson@specifix.com>
7227 * builtins.c (expand_builtin_return_addr): Set
7228 current_function_accesses_prior_frames when count != 0. Use
7229 frame_pointer_rtx when count == 0.
7230 * function.h (struct function): Add accesses_prior_frames field.
7231 (current_function_accesses_prior_frames): Define.
7232 * reload1.c (init_elim_table): Check
7233 current_function_accesses_prior_frames.
7234 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7236 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7238 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7239 indicator. Return true if the flowgraph changed during
7242 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7245 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7246 conditional expression before testing its value.
7248 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7250 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7252 2005-08-19 Devang Patel <dpatel@apple.com>
7254 PR tree-optimization/23048
7255 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7256 third parameter. Check whether latch is dominated by exit
7258 (if_convertible_loop_p): Supply exit block itself to
7259 if_convertible_bb_p.
7261 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7264 * arm.md (arm_load_pic_register): Change argument to the mask of
7265 saved registers. Call thumb_find_work_register if we need a
7266 scratch register on Thumb.
7267 (arm_expand_prologue): Pass empty register set to
7268 arm_load_pic_register.
7269 (thumb_expand_prologue): Pass live_regs_mask directly to
7270 arm_load_pic_register.
7271 * arm-protos.h (arm_load_pic_register): Update prototype.
7273 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7275 * sh.c (find_sole_member): New function.
7276 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7277 if the record's alignment is larger than the size of its only member.
7279 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7282 * arm.c (thumb_legitimize_reload_address): New function.
7283 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7284 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7286 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7288 * config/crx/crx.c: Implement crx_decompose_address. Reject
7289 symbolic displacements since CRX register relative adressing
7290 mode can't handle unsigned 32-bit values as displacements.
7291 * config/crx/crx.h: Simplify definitions, remove redundant
7292 parenthesis and obsolete macros.
7293 * config/crx/crx.opt: Add new switch for debugging addresses.
7294 * config/crx/crx-protos.h: Add new declarations for above.
7296 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7299 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7302 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7304 * collect2.c (dup2): Delete.
7305 * configure.ac: Don't check for dup2.
7307 * config.in, configure: Regenerate.
7309 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7311 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7312 record with the type of its only member.
7314 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7316 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7317 define_insn_and_split.
7318 (plus_ltu<mode>_compare): Same.
7319 (gtu<mode>_compare): Same.
7320 (plus_gtu<mode>_compare): Same.
7322 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7324 PR tree-optimization/22228
7325 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7327 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7328 are recorded in vect_vnames_to_rename for renaming.
7329 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7330 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7331 in vect_vnames_to_rename.
7332 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7333 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7335 2005-08-18 Jan Hubicka <jh@suse.cz>
7338 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7339 info only for local statics, not for member variables.
7341 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7343 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7345 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7347 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7349 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7352 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7354 2005-08-17 James E Wilson <wilson@specifix.com>
7356 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7359 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7361 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7362 (leu<mode>_compare): Same.
7363 (plus_leu<mode>): Same.
7364 (neg_leu<mode>): Same.
7365 (and_neg_leu<mode): Same.
7366 (ltu<mode>_compare): Same.
7367 (plus_ltu<mode>): Same.
7369 (geu<mode>_compare): Same.
7370 (plus_geu<mode>): Same.
7371 (neg_geu<mode>): Same.
7372 (and_neg_geu<mode>): Same.
7373 (plus_gt<mode>): Same.
7374 (gtu<mode>_compare): Same.
7375 (plus_gtu<mode>): Same.
7377 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7379 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7380 Move call_table_data to end. Delete spurious .text.
7381 (callt_save_all_interrupt): Fix comment typo.
7383 2005-08-17 James E Wilson <wilson@specifix.com>
7384 Kevin Winchester <winchester@amirix.com>
7387 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7389 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7392 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7393 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7395 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7397 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7398 record with the type of its only member if the modes don't match.
7400 * varasm.c (decode_reg_name): Skip empty additional register names.
7402 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7404 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7405 lsm_tmp_name_length): New.
7406 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7407 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7409 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7410 Andreas Krebbel <krebbel1@de.ibm.com>
7412 * config.gcc: Added z9-109 switch.
7413 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7414 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7415 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7416 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7417 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7418 for "z9_109" cpu attribute.
7419 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7420 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7421 (s390_handle_arch_option): Added z9-109 switch.
7422 (override_options): Set respective cost function for z9-109.
7423 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7424 (legitimate_reload_constant_p): Accept extended immediates.
7425 (print_operand): Three new output modifiers added: k, m and o.
7426 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7427 (s390_output_mi_thunk): Use extended immediate when possible.
7428 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7429 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7430 (CONSTRAINT_LEN): Added length of O constraint.
7431 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7432 * config/s390/s390.md ("cpu"): New value z9_109 added.
7433 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7434 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7435 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7436 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7437 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7438 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7439 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7440 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7441 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7442 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7443 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7444 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7445 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7446 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7447 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7449 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7450 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7451 insns for TARGET_EXTIMM.
7453 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7455 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7457 2005-08-17 Nick Clifton <nickc@redhat.com>
7459 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7460 Call default_encode_section_info.
7462 2005-08-17 Steven Bosscher <stevenb@suse.de>
7464 PR tree-optimization/21574
7465 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7466 constant, return CONSTANT.
7467 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7468 (ccp_fold, visit_assignment): Likewise.
7469 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7471 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7473 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7474 fold_buildN instead of buildN then fold_initializer or fold.
7475 (build_unary_op): Likewise.
7476 (build_binary_op): Likewise.
7477 * fold-const.c (fold_initializer): Remove.
7478 (fold_build1_initializer): New function.
7479 (fold_build2_initializer): New function.
7480 (fold_build3_initializer): New function.
7481 * tree.h (fold_initializer): Remove.
7482 (fold_build1_initializer): New function.
7483 (fold_build2_initializer): New function.
7484 (fold_build3_initializer): New function.
7486 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7488 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7489 (try_move_mult_to_index): Call fold_build2 instead of build2.
7490 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7491 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7492 fold_binary_to_constant.
7493 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7495 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7496 check if A == gcd (A, B). Remove TYPE argument.
7497 (analyze_offset) Use fold_build2 instead of fold (build.
7498 (create_data_ref): Likewise.
7499 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7500 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7503 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7505 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7506 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7508 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7511 * gimplify.c (zero_sized_type): New function.
7512 (gimplify_modify_expr_rhs): If we have a zero sized type,
7513 replace the statement with an empty statement.
7515 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7517 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7520 2005-08-16 Ian Lance Taylor <ian@airs.com>
7522 * doc/tm.texi (Label Output): Correct typo.
7524 2005-08-16 Steven Bosscher <stevenb@suse.de>
7527 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7528 force_operand will work later on using have_insn_for.
7530 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7532 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7534 2005-08-16 Ian Lance Taylor <ian@airs.com>
7537 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7538 vector type, don't try to construct it element by element. Add an
7539 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7541 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7543 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7545 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7547 * doc/invoke.texi (Precompiled Headers): Document some more options
7548 which are known to be safe.
7550 2005-08-16 James E Wilson <wilson@specifix.com>
7552 PR tree-optimization/21105
7553 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7554 TREE_OVERFLOW check.
7556 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7558 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7559 (neg_ltu<mode>): Same.
7561 (neg_gtu<mode>): Same.
7563 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7565 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7566 (fold_builtin_isdigit): Use fold_buildN.
7567 (build_function_call_expr): Likewise.
7568 * c-typeck.c (c_finish_loop): Likewise.
7570 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7571 Richard Shann <rshann@superh.com>
7573 PR middle-end/20396:
7574 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7576 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7578 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7580 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7583 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7584 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7587 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7590 * fold-const.c (build_range_check): Disable optimization for function
7591 pointer expressions on targets that require function pointer
7594 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7596 * simplify-rtx.c (simplify_const_relational_operation): When
7597 extracting arguments of a COMPARE, recompute the mode as well.
7599 2005-08-15 Ian Lance Taylor <ian@airs.com>
7601 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7603 2005-08-15 DJ Delorie <dj@redhat.com>
7605 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7607 (movsi_splittable): Allow, but split, moves to the stack.
7608 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7611 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7613 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7614 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7615 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7617 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7618 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7619 Delete HOST_PTR_PRINTF.
7621 * configure, config.in: Regenerate.
7623 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7625 * config/rs6000/rs6000.md (QHSI): New mode macro.
7626 (wd): Extend mode attr for QImode and HImode
7627 (dbits): New mode attr.
7628 (zero_extend<mode>di2): Convert to mode macro.
7630 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7633 * doc/invoke.texi (-mgnu-ld): Update description.
7636 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7639 * Makefile.in (tree-chrec.o): Depends on real.h.
7640 * tree-chrec.c: Include real.h.
7641 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7642 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7643 * tree-scalar-evolution.c (add_to_evolution_1,
7644 interpret_rhs_modify_expr): Ditto.
7646 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7649 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7650 step is negative compute the estimation from init downwards to zero.
7652 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7654 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7656 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7658 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7660 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7661 Accept double-word constants that can be split.
7662 * config/s390/s390.md ("movti"): Use 'P' constraint.
7663 ("*movdi_31", "*movdf_31"): Likewise.
7665 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7667 Fix PR tree-optimization/22615
7669 * tree-ssa-structalias.c (solution_set_add): Handle
7670 first_vi_for_offset returning NULL.
7671 (do_da_constraint): Ditto.
7672 (do_sd_constraint): Ditto.
7673 (do_ds_constraint): Ditto
7674 (find_func_aliases): Ditto.
7675 (build_constraint_graph): RHS is allowed be ANYTHING.
7676 (first_vi_for_offset): Return NULL if we couldn't find anything at
7679 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7681 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7682 over memory as first operand.
7684 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7687 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7688 available for setting it.
7690 2005-08-14 Ira Rosen <irar@il.ibm.com>
7692 PR tree-optimization/23320
7693 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7694 data-refs' types instead of base object nullness. Add check for
7695 pointer type data-refs before first location comparison. Remove
7698 2005-08-14 Andreas Schwab <schwab@suse.de>
7700 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7702 2005-08-13 James E Wilson <wilson@specifix.com>
7704 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7705 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7706 -fstack-protector-all, --param ssp-buffer-size): Document.
7707 (-Wvariadic-macros): Alphabetize.
7708 (-fsched-stalled-insns-dep): Add missing 'f'.
7710 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7713 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7715 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7716 or indirect address operand.
7717 (EXTRA_ADDRESS_CONSTRAINT): New.
7718 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7720 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7722 PR tree-optimization/22236
7723 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7724 successors and predecessors.
7725 * tree-chrec.c (chrec_convert): Before converting, check that
7726 sequences don't wrap.
7727 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7728 (analyze_array): Extern.
7729 (find_data_references_in_loop): Remove call to
7730 compute_estimated_nb_iterations.
7731 * tree-data-ref.h (analyze_array): Declared.
7732 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7733 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7734 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7735 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7737 * tree-ssa-loop-ivcanon.c: Fix documentation.
7738 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7739 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7740 (infer_loop_bounds_from_undefined): New.
7741 (estimate_numbers_of_iterations_loop): Use
7742 infer_loop_bounds_from_undefined.
7743 (used_in_pointer_arithmetic_p): New.
7744 (scev_probably_wraps_p): Pass an extra parameter. Call
7745 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7746 (convert_step): Fix documentation.
7747 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7748 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7749 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7750 scev_probably_wraps_p.
7752 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7754 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7755 (s390_register_info): Ignore clobbered_regs information for fixed
7756 registers, and only fixed registers.
7757 (s390_init_frame_layout): Remove redundant call.
7759 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7761 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7762 description of -Wold-style-casts.
7764 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7765 Jakub Jelinek <jakub@redhat.com>
7767 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7768 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7769 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7770 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7771 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7772 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7773 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7774 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7775 ("stack_protect_set", "stack_protect_test"): New expanders.
7776 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7777 "stack_protect_testdi"): New insn definitions.
7779 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7781 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7783 2005-08-12 Paul Brook <paul@codesourcery.com>
7785 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7787 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7789 * config/s390/predicates.md (setmem_operand): New predicate.
7790 (shift_count_operand): Accept ANDs with special constants as
7792 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7793 with special constants.
7794 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7795 shift_count_operand with setmem_operand.
7797 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7799 * config/s390/s390.c (s390_extract_part, s390_single_part):
7801 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7802 (s390_output_mi_thunk): Don't use lg on 31 bit.
7803 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7804 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7806 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7808 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7809 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7810 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7811 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7812 with one of the new macros.
7814 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7816 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7817 Don't set save_return_addr_p.
7818 (s390_register_info): Make clobbered_regs not depending on
7821 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7823 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7824 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7826 2005-08-11 James E. Wilson <wilson@specifix.com>
7828 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7830 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7832 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7833 locations gathered by var-tracking in single entry loc_list
7834 over loc_descriptor_from_tree.
7836 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7837 pass it down to loc_descriptor.
7838 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7839 (containing_function_has_frame_base): Move earlier in the file.
7840 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7841 instead of always assuming fbreg can't be used.
7843 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7845 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7846 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7847 Accept address wrapped in AND for Altivec.
7848 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7849 Strip AND wrapping offset address for Altivec.
7851 2005-08-11 Richard Henderson <rth@redhat.com>
7854 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7855 before using TYPE_IS_SIZETYPE.
7857 2005-08-11 Richard Henderson <rth@redhat.com>
7860 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7861 insn types not present on ev4.
7862 (alphaev5_insn_pipe): Similarly.
7864 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7867 * arm.c (arm_override_options): If the user has selected callee-super-
7868 interworking, then enable normal interworking.
7870 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7872 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7875 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7877 * doc/rtl.texi: Fix two typos.
7879 2005-08-11 Richard Guenther <rguenther@suse.de>
7882 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7883 cases where we call to/from functions returning void.
7885 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7888 * tree.c (build_pointer_type_for_mode): Robustify.
7890 2005-08-10 James E Wilson <wilson@specifix.com>
7892 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7893 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7895 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7898 2005-08-10 Eric Christopher <echristo@apple.com>
7900 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7901 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7904 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7907 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7908 for the high part when generating dynamic-no-pic code.
7910 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7912 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7913 (x86_64-*-linux*): Likewise.
7915 * config/i386/crtfastmath.c: New file.
7916 * config/i386/t-crtfm: Likewise.
7918 * config/i386/linux.h (ENDFILE_SPEC): New.
7919 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7921 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7924 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7926 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7927 (vec_shl, vec_shr): Document new operations.
7928 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7930 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7932 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7933 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7934 change predicate to indexed_or_indirect_address.
7936 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7938 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7939 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7940 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7941 and __aeabi_uwrite8.
7942 * config/arm/unaligned-funcs.c: New file.
7943 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7945 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7947 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7949 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7950 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7952 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7953 * final.c (pass_shorten_branches): Add dump.
7954 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7955 (pass_life): Rename dump.
7956 (rest_of_handle_flow2): Remove initial verify_flow_info.
7957 * function.c (pass_instantiate_virtual_regs): Add dump.
7958 * integrate.c (pass_initial_value_sets): Add dump.
7959 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7960 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7961 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7962 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7963 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7964 gate_rtl_unrool_and_peel_loops): New.
7965 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7966 rtl_doloop): Do not look at flags.
7967 * mode-switching.c (pass_mode_switching): Add dump.
7968 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7969 pass_split_before_regstack): Add dump.
7970 * regmove.c (pass_stack_adjustments): Add dump.
7971 * tree-optimize.c (pass_fixup_cfg): Add dump.
7973 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7976 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7977 deciding which instruction sequence to use.
7979 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7981 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7982 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7984 2005-08-09 Richard Guenther <rguenther@suse.de>
7986 * c-common.c (builtin_function_2): Remove.
7987 (def_builtin_1): New function.
7988 (c_common_nodes_and_builtins): Use def_builtin_1 to
7989 build builtin functions.
7991 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7993 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7994 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7995 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7998 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8000 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8001 fold_binary instead of fold_build2 since we don't care about the
8003 (loop_niter_by_eval): Likewise.
8004 (compare_trees): Likewise.
8005 (proved_non_wrapping_p): Likewise.
8007 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8011 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8012 if the if is really empty.
8014 2005-08-09 Steven Bosscher <stevenb@suse.de>
8016 PR tree-optimization/23234
8017 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8018 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8019 argument of the new enum.
8020 (execute_cse_reciprocals): Add reciprocals for function arguments
8021 on the unique successor edge of the entry block. Update other calls
8022 to execute_cse_reciprocals_1.
8024 2005-08-08 Richard Henderson <rth@redhat.com>
8027 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8029 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8031 * expr.c (write_complex_part): Return after handling MEM.
8033 2005-08-08 Josh Conner <jconner@apple.com>
8035 PR rtl-optimization/23241
8036 * combine.c (simplify_comparison): Fix error in determining
8037 whether to lift a subreg from comparison.
8039 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8042 * config/rs6000/altivec.md (vec_init<mode>): New.
8043 (vec_set<mode>): New.
8044 (vec_extract<mode>): New.
8045 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8046 (rs6000_expand_vector_set): New.
8047 (rs6000_expand_vector_extract): New.
8048 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8049 for Altivec modes before reload.
8050 (altivec_expand_vec_init_builtin): New.
8051 (get_element_number): New.
8052 (altivec_expand_vec_set_builtin): New.
8053 (altivec_expand_vec_ext_builtin): New.
8054 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8056 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8058 * config/rs6000/rs6000.h (rs6000_builtins): Add
8059 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8060 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8061 * config/rs6000/rs6000-protos.h: Declare new functions.
8063 2005-08-08 Jan Hubicka <jh@suse.cz>
8065 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8066 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8067 * i386.md (movdi*): Use pic_32bit_operand.
8068 * predicates.md (pic_32bit_operand): New.
8070 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8073 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8075 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8077 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8078 (test_for_singularity): Use fold_build2.
8080 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8082 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8084 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8086 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8087 (COMMON_ASM_OP) Define.
8088 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8089 (ix86_encode_section_info): Likewise.
8090 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8091 SUBTARGET_ENCODE_SECTION_INFO.
8093 2005-08-06 Richard Henderson <rth@redhat.com>
8096 * tree-nested.c (convert_local_reference): Save and restore val_only
8097 around component_ref and friends. Clear walk_subtrees by default.
8099 2005-08-06 Peter O'Gorman <peter@pogma.com>
8102 * gcc.c (process_command): Check the argument to -b has a dash.
8103 * doc/invoke.texi: Update -b and -V docs.
8105 2005-08-06 James E Wilson <wilson@specifix.com>
8107 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8109 2005-08-06 Michael Matz <matz@suse.de>
8111 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8112 member only if only one insn is associated with the value.
8114 2005-08-06 Nick Clifton <nickc@redhat.com>
8116 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8118 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8119 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8120 Check symbol flags instead of symbol name mangling.
8121 (xstormy16_asm_output_aligned_common): Likewise. Also
8122 simplify code since the bss100_section cass is the only case
8123 where the below100 code will be triggered.
8124 (xstormy16_encode_section_info): Encode below100 attribute
8125 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8127 (xstormy16_strip_name_encoding): Delete - this function is no
8129 (TARGET_STRIP_NAME_ENCODING): Undefine.
8130 * config/stormy16/stormy16-protos.h: Delete prototype for
8131 xstormy16_strip_name_encoding.
8133 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8135 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8136 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8137 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8138 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8139 config/alpha/predicates.md, config/arc/arc.h,
8140 config/arm/arm.h, config/arm/ieee754-df.S,
8141 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8142 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8143 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8144 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8145 config/m68hc11/m68hc11.h, config/mips/mips.c,
8146 config/mips/mips.h, config/mips/openbsd.h,
8147 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8148 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8149 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8150 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8151 config/sparc/linux.h, config/sparc/linux64.h,
8152 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8153 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8154 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8155 typos. Follow spelling conventions.
8157 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8160 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8161 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8162 specially. Check for side effects only for COND_EXPR.
8163 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8164 return with TREE_NO_WARNING.
8166 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8168 PR rtl-optimization/23233
8169 * loop.c (combine_movables): Require the modes to be the same.
8170 (move_movables): Remove handling of cases where the replacement
8171 had a different mode to the original.
8173 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8175 PR tree-optimization/23128
8176 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8177 subtraction wrap, and set TREE_OVERFLOW if they do.
8179 2005-08-05 Richard Henderson <rth@redhat.com>
8182 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8183 FORCED_LABEL labels.
8185 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8188 * reload.c (find_reloads_subreg_address): Pass down TYPE
8189 unchanged. Change all callers except find_reloads_toplev.
8191 2005-08-05 Michael Matz <matz@suse.de>
8193 * genattrtab.c (current_alternative_string): Remove.
8194 (SIMPLIFY_ALTERNATIVE): Ditto.
8195 (attr_alt_bit_p): Ditto.
8196 (alternative_name): Make const char *.
8197 (evaluate_eq_attr): Remove use of above things.
8198 (simplify_test_exp): Ditto.
8199 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8200 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8202 2005-08-04 James E Wilson <wilson@specifix.com>
8204 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8205 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8206 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8207 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8208 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8210 2005-08-04 Richard Henderson <rth@redhat.com>
8213 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8214 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8215 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8216 if we'd have to instantiate too many members.
8218 2005-08-04 Richard Henderson <rth@redhat.com>
8221 * tree-outof-ssa.c (coalesce_asm_operands): New.
8222 (coalesce_ssa_name): Use it. Split out ...
8223 (coalesce_phi_operands, coalesce_result_decls): ... these.
8225 2005-08-04 Paul Brook <paul@codesourcery.com>
8227 * read-rtl.c (read_quoted_string): Break if EOF.
8229 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8231 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8232 (fold_build2): Likewise.
8233 (fold_build3): Likewise.
8234 (fold_build1_stat): New function prototype.
8235 (fold_build2_stat): Likewise.
8236 (fold_build3_stat): Likewise.
8237 * fold-const.c (fold_build1): Rename to ..
8238 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8239 through to build1_stat.
8240 (fold_build2): Rename to ..
8241 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8242 through to build2_stat.
8243 (fold_build3): Rename to ..
8244 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8245 through to build3_stat.
8247 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8248 Ian Lance Taylor <ian@airs.com>
8250 * function.c (assign_stack_local_1): Do not correct stack slot
8251 address if allocation size is smaller than mode size.
8253 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8256 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8257 (tree_merge_blocks): Propagate anything allowed by
8259 Clarify documentation.
8260 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8261 SSA form, schedule an update if necessary.
8263 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8265 * doc/install.texi (Binaries): Remove broken link to
8266 Sinix/Reliant Unix binaries.
8268 2005-08-03 Richard Henderson <rth@redhat.com>
8271 * function.c (stack_protect_epilogue): Export.
8272 * tree.h (stack_protect_epilogue): Declare.
8273 * calls.c (expand_call): Call it.
8275 2005-08-03 Eric Christopher <echristo@apple.com>
8277 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8278 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8281 2005-08-04 Jan Hubicka <jh@suse.cz>
8283 * profile.c (branch_prob): Split edges with goto locus on them
8284 to get proper line counts.
8285 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8287 2005-08-03 Paul Brook <paul@codesourcery.com>
8289 * function.c (assign_parms): Round current_function_args_size
8290 to PARM_BOUNDARY, not STACK_BOUNDARY.
8292 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8294 * config/i386/i386.c (x86_elf_aligned_common)
8295 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8297 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8299 PR tree-optimization/23157
8300 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8301 before emitting them.
8303 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8305 PR tree-optimization/19899
8306 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8307 * tree-scalar-evolution.c: Include real.h.
8308 (add_to_evolution): Build constant -1 of correct type.
8310 2005-08-03 Jan Hubicka <jh@suse.cz>
8312 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8313 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8314 profile updating for complette unrolling.
8315 * loop-unroll.c (peel_loop_completely): Use it.
8316 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8317 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8320 2005-08-03 Paul Brook <paul@codesourcery.com>
8322 * combine.c (can_change_dest_mode): New function.
8323 (try_combine, simplify_set): Use it.
8325 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8327 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8330 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8332 * doc/install.texi (Specific): Adjust link to openavr.org.
8333 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8334 (Binaries): Adjust HP-UX Porting Center link.
8335 (Binaries): Adjust Free Software Foundation ordering link.
8337 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8339 * convert.c (convert_to_integer): Use fold_build1 instead of
8340 build1 when converting an integer to an integer.
8342 2005-08-02 Richard Henderson <rth@redhat.com>
8344 * combine.c (combine_instructions): Don't use reg_equal/equiv
8345 results if the mode doesn't match.
8347 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8349 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8350 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8352 2005-08-02 Richard Henderson <rth@redhat.com>
8355 * explow.c (memory_address): Remove special-case for
8356 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8358 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8361 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8362 number of calls to cleanup_tree_cfg_1.
8364 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8366 * doc/invoke.texi: document file extensions .F90 and .F95
8368 2005-08-02 Richard Guenther <rguenther@suse.de>
8370 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8371 positive if its first argument is positive.
8373 2005-08-02 Richard Guenther <rguenther@suse.de>
8375 PR tree-optimization/23177
8376 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8379 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8381 PR tree-optimization/23129
8382 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8383 varying for divisions with anti-ranges.
8385 2005-08-02 Jan Hubicka <jh@suse.cz>
8387 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8388 * tree-ssa-threadupdate.c (thread_block): Add it here.
8390 2005-08-01 James E Wilson <wilson@specifix.com>
8392 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8393 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8394 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8396 * config/mips/predicates.md (const_call_insn_operand): Add check for
8397 SYMBOL_REF_LONG_CALL_P.
8398 * doc/extend.texi (long_call): Document the new attribute.
8400 2005-08-01 Ian Lance Taylor <ian@airs.com>
8401 Richard Henderson <rth@redhat.com>
8403 * Makefile.in (RTL_BASE_H): Add real.h.
8404 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8406 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8408 * rtl.c (rtl_check_failed_code_mode): New.
8409 * rtl.h (struct rtx_def): Add u.rv.
8410 (XCMWINT, XCNMPRV): New.
8411 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8412 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8414 2005-08-01 Richard Henderson <rth@redhat.com>
8416 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8417 with auto-inc codes.
8419 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8421 2005-08-01 Jan Hubicka <jh@suse.cz>
8423 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8424 * i386.c: Include dwarf2.h
8425 (asm_preferred_eh_data_format): New.
8426 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8428 2005-08-01 Ian Lance Taylor <ian@airs.com>
8430 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8431 randomize_va_space for virtual address randomization control.
8433 2005-08-01 Steven Bosscher <stevenb@suse.de>
8435 * common.opt (flag_ipa_cp): Put in right place to maintain
8438 2005-08-01 Jan Hubicka <jh@suse.cz>
8440 * profile.c (compute_value_histograms): Fix thinko.
8441 * value-prof.c: Include toplev.h
8442 (check_counter): New function.
8443 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8444 tree_mod_subtract_transform): Add sanity check.
8446 2005-08-01 Richard Guenther <rguenther@suse.de>
8448 PR tree-optimization/23133
8449 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8450 current functions parameter decls to find defs to cse
8453 2005-08-01 Richard Guenther <rguenther@suse.de>
8455 PR tree-optimization/23109
8456 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8457 If trapping math is in effect, use post-dominator information
8458 to check if we'd in any case reach a trapping point before
8459 doing the reciprocal insertion.
8460 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8461 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8462 expressions are invariant only if trapping math is not in effect.
8464 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8466 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8467 cgraph_function_versioning): New declarations.
8468 * cgraphunit.c: Add include to ipa-prop.h.
8469 (update_call_expr, cgraph_copy_node_for_versioning,
8470 cgraph_function_versioning): New functions.
8471 * integrate.c (copy_decl_for_inlining): Remove.
8472 * ipa-prop.h (ipa_replace_map): New struct.
8473 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8474 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8475 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8476 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8477 ipcp_iterate_stage, ipcp_method_scale_print,
8478 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8479 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8480 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8481 ipcp_update_bb_counts, ipcp_update_profiling,
8482 ipcp_update_edges_counts): New functions.
8483 (ipcp_method_cval_init): Remove restriction regarding local methods.
8484 (ipcp_init_stage): Add ipcp_method_compute_scale.
8485 (ipcp_insert_stage): Add versioning.
8486 (ipcp_structures_print): Add ipcp_method_scale_print.
8487 (ipcp_driver): Dump profiling info.
8488 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8489 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8490 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8491 (struct inline_data): Add versioning_p, ipa_info, new fields.
8492 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8493 declare_return_variable): Replace calls to copy_decl_for_inlining with
8495 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8497 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8498 Add argument VERSIONING.
8499 (copy_arguments_for_versioning, copy_static_chain,
8500 function_versionable_p, tree_versionable_function_p,
8501 tree_function_versioning, replace_ref_tree): New functions.
8502 * tree-inline.h: Include varray.h.
8503 (tree_versionable_function_p, tree_function_versioning,
8504 tree copy_decl_for_dup): New declarations.
8506 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8508 * ipa-cp.c: New file. Contains IPCP specific functionality.
8509 * ipa-prop.h: New file. Contains structures/definitions that can be
8510 used by several interprocedural data flow optimizations (and also IPCP).
8511 * ipa-prop.c: New file.
8512 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8513 * common.opt: Add ipa-cp flag.
8514 * timevar.def: Add IPCP optimization.
8515 * tree-optimize.c (init_tree_optimization_passes): Schedule
8517 * tree-pass.h (pass_ipa_cp): Declare.
8519 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8521 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8522 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8523 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8524 config/i386/i386.c, config/mips/mips.h,
8525 config/rs6000/rs6000.h, config/sh/sh.c,
8526 config/stormy16/stormy16.c: Fix comment typos.
8528 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8531 * c-typeck.c (build_binary_op): Use common_type wrapper on
8533 (common_type): Update comment.
8535 2005-07-31 Steven Bosscher <stevenb@suse.de>
8538 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8539 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8540 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8542 2005-07-31 Jan Hubicka <jh@suse.cz>
8544 * pretty-print.h (pp_widest_integer): New macro.
8545 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8548 2005-07-31 Jan Hubicka <jh@suse.cz>
8550 * output.h (enum section_category): Export from varasm.c
8551 (categorize_decl_for_section): Likewise.
8552 * varasm.c (enum section_category): Kill.
8553 (categorize_decl_for_section): Make global.
8554 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8556 * i386.c (ix86_section_threshold): New static variable.
8557 (ix86_in_large_data_p, ix86_encode_section_info,
8558 x86_64_elf_unique_section,
8559 x86_64_elf_select_section): New functions.
8560 (TARGET_ENCODE_SECTION_INFO): Define
8561 (override_options): Enable medium model for PIC.
8562 (ix86_expand_prologue): Expand gen_set_got_rex64.
8563 (legitimate_constant_p): Handle new UNSPECs.
8564 (legitimate_pic_address_disp_p): Likewise.
8565 (legitimize_pic_address): Lower MEDIUM model addressing.
8566 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8567 (enum cmodel): Add MEDIUM_PIC.
8568 (SYMBOL_REF_FAR_ADDR_P): New macro.
8569 (SYMBOL_FLAG_FAR_ADDR): New flag.
8570 * i386.md (movdi): Support medium model.
8571 (set_got_rex64): New pattern.
8572 * i386.opt (mlarge-data-threshold): New flag.
8573 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8574 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8575 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8576 TARGET_ASM_UNIQUE_SECTION): New.
8578 * invoke.texi (-mlarge_data_threshold): Document
8580 2005-07-31 Jan Hubicka <jh@suse.cz>
8582 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8583 (coalesce_vars): Likewise.
8584 * tree-ssa-live.c (coalesce_cost): New.
8585 (build_tree_conflict_graph): Use coalesce_cost.
8586 * tree-ssa-live.h (coalesce_cost): Declare.
8588 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8590 * arm.md (all peepholes for post-increment operations): Delete.
8591 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8592 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8593 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8594 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8595 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8597 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8599 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8602 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8605 * doc/invoke.texi: Document -rdynamic.
8607 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8610 * c-parser.c (c_parser_parms_list_declarator): Call
8611 mark_forward_parm_decls.
8612 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8613 decls with visibility structure.
8615 2005-07-30 Paul Brook <paul@codesourcery.com>
8617 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8619 2005-07-30 Paul Brook <paul@codesourcery.com>
8621 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8623 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8625 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8627 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8630 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8631 nested function declarators.
8632 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8633 (grokparms): Call warn_if_shadowing for parameters used within the
8635 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8636 not used within the parameter list.
8637 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8639 2005-07-30 Jan Hubicka <jh@suse.cz>
8641 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8642 * i386.c (ix86_fixup_binary_operands): Likewise.
8643 (ix86_expand_unary_operator): Likewise.
8644 (ix86_expand_fp_absneg_operator): Likewise.
8645 * optabs.c (expand_vec_cond_expr): Validate dest.
8647 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8650 * real.c (real_from_string): Also set last bit if there is a
8651 nonzero hex digit beyond GCC's internal precision after ".".
8653 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8655 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8656 define_constants. Change duplicate values to unassigned numbers.
8657 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8658 (*altivec_vspltsf): New.
8659 (altivec_vperm_v4sf): Delete.
8660 (altivec_vperm_<mode>): Use mode macro V.
8661 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8662 (altivec_predicate_v4sf): Delete.
8663 (altivec_predicate_<mode>): Use mode macro V.
8664 (*altivec_lvesfx): New.
8665 (*altivec_stvesfx): New.
8666 (vec_realign_load_v4sf): Delete.
8667 (vec_realign_load_<mode>): Use mode macro V.
8668 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8671 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8674 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8676 * configure: Regenerated.
8678 2005-07-29 Paul Brook <paul@codesourcery.com>
8680 * doc/install.texi: Add link to GFortran binaries wiki page.
8682 2005-07-29 David Ung <davidu@mips.com>
8684 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8685 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8686 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8687 * config/mips/mips.md (cpu): Add 5kf name.
8688 (includes): Includes 5k.md.
8689 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8690 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8693 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8696 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8697 (cleanup_tree_cfg): ... here.
8698 Call cleanup_tree_cfg_1 until there are no more cleanups to
8701 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8703 * tree-vrp.c (compare_range_with_value): Return true or false
8704 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8705 EQ_EXPR respectively.
8707 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8709 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8712 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8714 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8715 (tree_ssa_dominator_optimize): Increment it.
8716 (dump_dominator_optimization_stats): Print it.
8718 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8719 Steven Bosscher <stevenb@suse.de>
8721 PR rtl-optimization/23117
8722 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8723 when head == tail. Tidy comment.
8725 2005-07-28 Richard Henderson <rth@redhat.com>
8727 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8728 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8729 * jump.c (rtx_renumbered_equal_p): Likewise.
8730 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8731 CONST_INT and CONST_DOUBLE.
8732 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8733 * reload.c (operands_match_p): Special case CONST_INT and
8734 CONST_DOUBLE; check mode earlier.
8736 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8739 * c-typeck.c (convert_for_assignment): Do not check
8740 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8742 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8745 * c-typeck.c (composite_type): Prefer constant size arrays to
8748 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8751 * real.c (real_from_string): Set last bit if there is a nonzero
8752 hex digit beyond GCC's internal precision.
8754 2005-07-28 Richard Henderson <rth@redhat.com>
8757 * cfgcleanup.c (try_forward_edges): Watch out for end of
8760 2005-07-28 James E Wilson <wilson@specifixinc.com>
8763 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8765 2005-07-28 Jan Hubicka <jh@suse.cz>
8767 * Makefile.in (rtl-profile.o): Kill all traces of it.
8768 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8769 * coverage.h (rtl_coverage_counter_ref): Kill.
8770 * opts.c (flag_speculative_prefetching_set): Kill.
8771 (flag_loop_optimize_set): New.
8772 (common_handle_option): Disable loop optimizer when profiling;
8773 do not handle speculative prefetching.
8774 * passes.c (init_optimization_passes): Replace pass_profiling combo
8775 by branch_prob pass.
8776 * profile.c (compute_value_histograms): Update for simplified value
8778 (rtl_register_profile_hooks): Kill.
8779 (pass_profiling): Kill.
8780 (rest_of_handle_branch_prob): Do not profile.
8781 * toplev.c (process_options): Remove speculative prefetching.
8782 * toplev.h (flag_tree_based_profiling): Kill.
8783 * tree-profile.c (prepare_instrumented_value,
8784 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8785 tree_gen_one_value_profiler, do_tree_profiling): Update for
8786 simplified datastructures.
8787 * value-prof.c: Add comment that speculative prefetching was dropped;
8788 update rest of file for simplified datastructures.
8789 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8790 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8791 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8792 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8793 rtl_mod_subtract, gen_speculative_prefetch,
8794 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8795 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8796 (gate_handle_value_profile_transformations,
8797 rest_of_handle_value_profile_transformations,
8798 pass_value_profile_transformations): Kill.
8799 * value-prof.h (histogram_value_t): Remove IL based unions.
8800 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8801 rtl_profile_hooks): Remove hooks.
8803 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8805 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8806 (cgraph_clone_node): Likewise.
8807 * cgraph.h (cgraph_clone_edge): Update prototype.
8808 (cgraph_clone_node): Likewise.
8809 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8811 (lookup_recursive_calls): Consider profile.
8812 (cgraph_decide_recursive_inlining): Fix updating; use new
8813 probability argument; use profile.
8814 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8815 * tree-inline.c (copy_bb): Update clal of clone_edge.
8816 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8818 * invoke.texi (min-inline-recursive-probability): Document.
8820 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8822 * doc/install.texi (Configuration): Update Valgrind homepage.
8824 2005-07-28 Richard Henderson <rth@redhat.com>
8827 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8828 labels we want to delete.
8829 (cfg_layout_merge_blocks): Likewise.
8831 2005-07-28 Richard Henderson <rth@redhat.com>
8834 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8835 when expanding to nothing.
8837 2005-07-28 Josh Conner <jconner@apple.com>
8839 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8840 (cgraph_decide_inlining_of_small_functions): Likewise.
8842 2005-07-28 Josh Conner <jconner@apple.com>
8844 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8845 direction of badness if negative.
8846 (cgraph_default_inline_p): Add reason to parameters, and assign it
8848 (cgraph_decide_inlining_of_small_functions): New parameter in call
8849 to cgraph_default_inline_p.
8850 (cgraph_decide_inlining_incrementally): Likewise.
8851 * cgraphunit.c (decide_is_function_needed): Likewise.
8852 * cgraph.h (cgraph_default_inline_p): Likewise.
8854 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8856 * builtins.c: Fix comment typo(s).
8857 * genautomata.c: Likewise.
8858 * gimplify.c: Likewise.
8859 * tree-dfa.c: Likewise.
8860 * tree-flow-inline.h: Likewise.
8861 * tree-into-ssa.c: Likewise.
8862 * tree-ssa-alias.c: Likewise.
8863 * tree-ssa-ccp.c: Likewise.
8864 * tree-ssa-copy.c: Likewise.
8865 * tree-ssa-dce.c: Likewise.
8866 * tree-ssa-dom.c: Likewise.
8867 * tree-ssa-operands.c: Likewise.
8868 * tree-tailcall.c: Likewise.
8869 * tree-vectorizer.c: Likewise.
8870 * tree-vrp.c: Likewise.
8873 2005-07-28 Jeff Law <law@redhat.com>
8875 * tree-vrp.c (test_for_singularity): Extracted from ...
8876 (simplify_cond_using_ranges): Attempt to simplify a relational
8877 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8879 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8881 PR tree-optimization/22506
8882 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8883 phis whose argument is constant.
8885 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8887 PR rtl-optimization/18992
8888 Back out this patch:
8889 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8890 PR optimization/12142
8891 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8892 uses of the register in the SET_SRC. Remove unnecessary argument.
8894 Replace it with this:
8895 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8896 if flag_non_call_exceptions is set and the insn may trap, pass
8897 pc_rtx as dest for recursion.
8898 In SET_SRC part of SET case, if dest is already set, pass it down
8901 2005-07-28 Jan Hubicka <jh@suse.cz>
8903 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8904 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8905 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8907 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8908 profile when available.
8910 2005-07-28 Jan Beulich <jbeulich@novell.com>
8912 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8913 (ia64_print_operand): Describe and handle 'X'.
8914 (ia64_register_move_cost): Also handle FP_REGS.
8915 (ia64_preferred_reload_class): Likewise.
8916 (ia64_secondary_reload_class): Likewise.
8917 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8918 it. Also check for ITANIUM_CLASS_FLDP.
8919 * config/ia64/ia64.h (FP_REGNO_P): New.
8920 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8921 (reg_class): Add FP_REGS.
8922 (REG_CLASS_NAMES): Adjust for it.
8923 (REG_CLASS_CONTENTS): Likewise.
8924 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8925 (REG_CLASS_FROM_LETTER): Handle 'x'.
8926 (CLASS_MAX_NREGS): Handle FP_REGS.
8927 (MEMORY_MOVE_COST): Likewise.
8928 * config/ia64/ia64.md (itanium_class): Add fldp.
8929 (type): Handle fldp.
8930 (movti_internal): More allowable operand combinations. Use ldfp8 when
8931 splitting unnecessary. Remove predicable attribute. Adjust
8932 itanium_class attribute.
8933 (smuldi3_highpart): Remove outdated comment.
8934 (mulditi3, umulditi3, rotlti3): New expanders.
8935 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8936 (absti2): Disabled new insn for future reference.
8937 Respective new splitters.
8938 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8939 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8940 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8942 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8944 PR rtl-optimization/23047
8945 * simplify-rtx.c (simplify_const_relational_operation): Respect
8946 flag_wrapv for comparisons with ABS.
8948 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8950 PR tree-optimization/22493
8951 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8952 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8954 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8956 * config/frv/frv.opt (moptimize-membar): New.
8958 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8960 * config/frv/frv.h: Remove machine_function definition.
8962 * config/frv/frv.c (struct frv_io): New.
8963 (struct machine_function): Moved from frv.h. Add has_membar_p.
8964 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8965 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8966 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8967 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8968 (frv_reorg): Call frv_optimize_membar when appropriate.
8969 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8970 (frv_expand_builtin): Adjust calls accordingly.
8971 (frv_io_address_cookie): New function.
8972 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8973 load or store rather than a special insn. Add ccnstant address and
8974 io-type operands to the membar.
8975 (frv_ifcvt_modify_tests): Unsign regno.
8976 (frv_ifcvt_modify_tests): Same.
8978 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8979 UNSPEC_OPTIONAL_MEMBAR constant.
8980 (builtin_read_<mode>): Delete.
8981 (builtin_write_<mode>): Delete.
8982 ("optional_membar_<mode>"): Add operand.
8984 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8985 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8986 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8987 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8988 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8989 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8990 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8991 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8992 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8994 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8996 * df.c (df_uses_record): Handle SCRATCH.
8998 2005-07-28 Steven Bosscher <stevenb@suse.de>
9001 * passes.c (rest_of_decl_compilation): If decl is a type and
9002 we have encountered errors, don't emit debug information.
9004 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9006 * params.def: Fixed comment.
9008 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9011 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9012 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9013 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9015 2005-07-27 Steven Bosscher <stevenb@suse.de>
9018 * varasm.c (assemble_start_function): Don't do anything that may
9019 require a CFG if the current function is a thunk.
9021 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9023 * doc/install.texi (Prerequisites): Mention that perl is needed
9024 to do export control in libstdc++ targetting Darwin.
9026 2005-07-27 Steven Bosscher <stevenb@suse.de>
9028 PR rtl-optimization/17808
9029 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9030 (sched_insns_conditions_mutex_p): Split out from...
9031 (add_dependence): ...here. But don't call it from here.
9032 (add_dependence_list): Check sched_insns_conditions_mutex_p
9033 before calling add_dependence.
9034 (add_dependence_list_and_free): Likewise.
9035 (fixup_sched_groups): Likewise.
9036 (sched_analyze_1): Likewise.
9037 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9038 (sched_analyze): Likewise.
9039 (sched_analyze_insn): Likewise.
9040 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9041 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9042 dependencies on all COND_EXEC insns to jumps ending basic blocks
9043 when doing intrablock scheduling.
9044 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9046 2005-07-27 Jeff Law <law@redhat.com>
9048 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9049 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9050 equivalency sets, correctly handle the case were vr0 has an
9051 equivalency set, but vr1 does not.
9053 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9055 PR tree-optimization/23073
9056 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9057 vect_print_dump_info before fprintf.
9059 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9061 PR tree-optimize/22348
9062 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9063 Fold the partial computation.
9065 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9067 PR tree-optimization/22325
9068 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9070 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9072 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9073 (force_var_cost): ... this function.
9074 (compute_phi_arg_on_exit): Export.
9076 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9078 PR tree-optimization/20773
9079 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9082 2005-07-27 Richard Guenther <rguenther@suse.de>
9084 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9085 Avoid pushing again if current struct contains only
9086 fields we decomposed.
9088 2005-07-27 Jan Hubicka <jh@suse.cz>
9090 PR tree-optimization/22574
9091 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9094 * tree-tailcall.c (decrease_profile): New function.
9095 (eliminate_tail_call): Use it.
9097 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9098 visibility flags correctly in whole program mode.
9100 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9102 PR rtl-optimization/22472
9103 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9105 2005-07-26 Steven Bosscher <stevenb@suse.de>
9107 PR tree-optimization/22504
9108 * tree-complex.c (expand_complex_addition): Use 'code' instead
9109 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9111 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9113 * config.gcc (cpu_type): Add frv case.
9114 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9115 (supported_defaults): Add fr550 case.
9117 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9120 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9121 whether a pointer of type T * may point to objects of type T *.
9123 2005-07-26 DJ Delorie <dj@redhat.com>
9125 * configure: Regenerate.
9127 2005-07-26 Dale Johannesen <dalej@apple.com>
9129 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9131 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9133 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9134 Clarify use of "build" in name.
9136 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9138 * doc/extend.texi (Raw read/write Functions): New section.
9139 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9140 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9141 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9142 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9143 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9144 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9145 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9146 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9147 * config/frv/frv.c: Add bdesc_loads global.
9148 Add bdesc_stores global.
9149 (frv_init_builtins): Add support for __builtin_{read/write}*.
9150 (frv_volatile_memref): New.
9151 (frv_expand_load_builtin): New.
9152 (frv_expand_store_builtin): New.
9153 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9154 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9155 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9156 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9157 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9158 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9159 (builtin_read_<mode>): New.
9160 (builtin_write_<mode>): New.
9161 (builtin_write64): New.
9162 (optional_membar_<mode>): New.
9164 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9166 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9167 (rather than units) against HOST_BITS_PER_WIDE_INT.
9169 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9171 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9172 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9173 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9174 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9177 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9178 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9179 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9181 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9183 2005-07-26 Richard Guenther <rguenther@suse.de>
9185 PR tree-optimization/22486
9186 * fold-const.c (fold_unary): Fold away useless component
9187 references of the form (T *)&T.x, if the address
9190 2005-07-25 James E Wilson <wilson@specifixinc.com>
9192 * dwarf2out.c (add_call_src_coords_attributes): New.
9193 (gen_inlined_subroutine_die): Call it.
9194 (maybe_emit_file, init_file_table): Add comments.
9195 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9197 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9198 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9199 * tree.h (BLOCK_SOURCE_LOCATION): New.
9200 (struct tree_block): New field locus.
9202 2005-07-26 Andreas Schwab <schwab@suse.de>
9204 PR rtl-optimization/23043
9205 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9206 when allocating a struct unoccr.
9208 2005-07-25 Richard Henderson <rth@redhat.com>
9211 * tree-complex.c (gate_no_optimization): True if errors.
9212 * Makefile.in (tree-complex.o): Update dependencies.
9214 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9216 * config/frv/predicates.md (integer_register_operand): Use
9219 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9222 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9224 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9226 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9228 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9229 types when flag_unsafe_math_optimizations is true.
9231 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9233 * gcc.c (option_map): Add --sysroot.
9234 (process_command): Handle --sysroot.
9235 (display_help): Document it.
9236 * doc/cppopts.tex (-isysroot): Document.
9237 * doc/invoke.texi (--sysroot): Document.
9238 * doc/install.texi (--with-build-sysroot): Document.
9240 * Makefile.in (inhibit_libc): New variable.
9241 (INHIBIT_LIBC_CFLAGS): Likewise.
9242 (LIBGCC2_CFLAGS): Include
9243 $(INHIBIT_LIBC_CFLAGS).
9244 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9245 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9246 ($(T)crtend.o): Likewise.
9247 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9248 ($(T)crtendS.o): Likewise.
9249 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9250 ($(T)crtendT.o): Likewise.
9251 (stmp-fixinc): Do not complain about missing headers if
9253 * configure.ac (inhibit_libc): Set it to true/false.
9254 (--with-build-sysroot): New option. Use it to set
9256 * configure: Regenerated.
9258 2005-07-25 Manfred Hollstein <mh@suse.com>
9260 * calls.c (store_one_arg): Fix unsigned comparison warning.
9262 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9265 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9266 (ggc_print_statistics): Initialize variable before use.
9268 2005-07-25 Richard Guenther <rguenther@suse.de>
9270 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9271 calling with a PHI_NODE argument.
9273 * tree-flow-inline.h (overlap_subvar): Protect against
9276 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9278 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9279 * configure: Regenerate.
9281 2005-07-25 Ira Rosen <irar@il.ibm.com>
9283 * expr.c (highest_pow2_factor): Make extern.
9284 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9285 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9286 record_array_differ_p, array_ptr_differ_p): Likewise.
9287 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9288 additional cases. Call the above functions.
9289 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9290 base_object_differ_p when there are two base objects. Otherwise, compare
9291 base address and offset. Call may_alias_p.
9292 (dump_data_reference): Use a correct field name.
9293 (analyze_array): Make static. Initialize new data-ref fields.
9294 (analyze_indirect_ref): New function.
9295 (init_data_ref): Initialize new data-ref fields.
9296 (strip_conversion): Moved from tree-vect-analyze.c.
9297 (analyze_offset_expr, get_ptr_offset, address_analysis,
9298 object_analysis): Likewise.
9299 (analyze_offset): New function.
9300 (create_data_ref): Likewise.
9301 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9302 dimensions for ARRAY_REFs only.
9303 (build_classic_dist_vector): Make static.
9304 (access_functions_are_affine_or_constant_p): Call macro to get the
9305 address of access functions.
9306 (compute_all_dependences): Add new parameter
9307 compute_self_and_read_read_dependences. Compute self and read-read
9308 dependences if it is true.
9309 (find_data_references_in_loop): Call create_data_ref. Initialize new
9311 (compute_data_dependences_for_loop): Add new parameter
9312 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9313 compute nb_loops. Call compute_all_dependences,
9314 build_classic_dist_vector and build_classic_dir_vector with correct
9316 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9317 with correct parameters. Compare dimensions for ARRAY_REFs only.
9318 (free_data_refs): Call macro to free access functions.
9319 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9320 fields from stmt_vinfo.
9321 (struct base_object_info): New structure.
9322 (struct data_reference): Move fields to base_object_info. Add fields
9323 first_location and object_info for above structures. Move fields from
9324 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9325 aligned_to. Add macros to access the new fields.
9326 Update functions declarations.
9327 * tree-flow.h (is_aliased_with): Declare.
9328 * tree-loop-linear.c (linear_transform_loops): Call
9329 compute_data_dependences_for_loop with correct parameters.
9330 * tree-ssa-alias.c (is_aliased_with): New function.
9331 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9332 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9333 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9334 vect_base_addr_differ_p, compute_subscript_distance and
9335 build_classic_dist_vector. Add printings. Check absolute value of
9337 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9339 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9340 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9341 to bytes. Add printing.
9342 (vect_compute_data_refs_alignment): Go through loads and stores in one
9344 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9345 vect_analyze_data_ref_access): Likewise.
9346 (vect_analyze_pointer_ref_access): Remove.
9347 (vect_address_analysis, vect_object_analysis): Likewise.
9348 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9349 and analyze data-refs in the loop.
9350 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9351 fields of data-ref instead of stmt. Add init to the offset from the
9353 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9354 (vect_update_init_of_dr): Likewise.
9355 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9356 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9358 (new_loop_vec_info): Initialize new fields.
9359 (destroy_loop_vec_info): Free new fields.
9360 (vect_strip_conversion): Remove.
9361 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9362 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9363 datarefs. Add new field ddrs.
9364 Add macros for the new fields access.
9365 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9366 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9367 Remove their macros.
9368 * tree.h (highest_pow2_factor): Declare.
9370 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9372 * calls.c (store_one_arg): Check for sibling call MEM arguments
9373 from already clobbered incoming argument area.
9375 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9377 * c-common.c (check_missing_format_attribute): New.
9378 * c-common.h (check_missing_format_attribute): Likewise.
9379 * c-typeck.c (convert_for_assignment): Use it.
9381 2005-07-24 Andreas Schwab <schwab@suse.de>
9383 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9384 register use a word move. Correct operand of ext.w in 68000 code.
9386 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9388 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9389 variables as declarations, rather than definitions.
9391 2005-07-24 Ira Rosen <irar@il.ibm.com>
9393 PR tree-optimization/22526
9394 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9397 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9399 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9400 that C99 reserve for future use. Use it to define clog10,
9401 clog10f and clog10l.
9403 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9405 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9406 * configure.ac: Check for -Wmissing-format-attribute.
9408 * configure: Regenerate.
9410 2005-07-23 Richard Henderson <rth@redhat.com>
9412 PR tree-optimization/22623
9413 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9415 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9418 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9420 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9422 * Makefile.in (C_TREE_H): Update dependencies.
9423 * c-tree.h: Include toplev.h.
9424 * diagnostic.h (diagnostic_set_info): Add format attribute.
9425 * rtl-error.c (diagnostic_for_asm): Likewise.
9427 2005-07-23 Chao-ying Fu <fu@mips.com>
9429 * config/mips/mips-dsp.md: New file.
9430 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9431 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9433 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9434 MIPS_BUILTIN_BPOSGE32.
9435 (mips_expand_builtin_direct): Add one parameter to indicate that
9436 builtin functions need to return a value.
9437 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9439 (mips_regno_to_class): Add classes for 12 new DSP registers.
9440 (mips_subword): Change to check four HI registers.
9441 (mips_output_move): Output move to and from 6 new DSP accumulators.
9442 (override_options): Make sure -mdsp and -mips16 are not used together.
9443 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9445 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9447 (print_operand): Add 'q' for printing DSP accumulators.
9448 (mips_cannot_change_mode_class): Check ACC_REGS.
9449 (mips_secondary_reload_class): Check ACC_REGS.
9450 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9451 (mips_register_move_cost): Check ACC_REGS.
9452 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9453 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9454 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9455 (dsp_bdesc): New array.
9456 (bdesc_arrays): Add DSP builtin function table.
9457 (mips_prepare_builtin_arg): Check predicate again after
9459 (mips_expand_builtin): Add one more parameter to
9460 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9461 MIPS_BUILTIN_BPOSGE32.
9462 (mips_init_builtins): Initialize new function types.
9463 (mips_expand_builtin_direct): Check if builtin functions need to
9464 return a value and pass operands properly.
9465 (mips_expand_builtin_bposge): New function.
9466 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9467 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9468 (FIRST_PSEUDO_REGISTER): Increase to 188.
9469 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9470 Update for 12 new DSP registers.
9471 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9472 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9473 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9474 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9475 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9476 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9477 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9478 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9479 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9480 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9481 (REGISTER_NAMES): Add names for 12 new DSP registers.
9482 * config/mips/mips.md: Include mips-dsp.md.
9483 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9484 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9485 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9486 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9487 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9488 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9489 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9490 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9491 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9492 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9493 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9494 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9495 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9496 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9497 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9498 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9499 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9500 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9501 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9502 (UNSPEC_RDDSP): New constants.
9503 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9504 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9506 * config/mips/mips.opt (-mdsp): New option.
9507 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9508 (reg_imm10_operand): New predicates.
9509 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9510 * doc/invoke.texi (-mdsp): Document new option.
9512 2005-07-22 DJ Delorie <dj@redhat.com>
9514 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9516 * tree-inline.c (inlinable_function_p): Likewise.
9518 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9521 * toplev.c (check_global_declarations): Do not mark undefined
9522 variables as DECL_IGNORED_P.
9523 * varasm.c (first_global_object_name): GTY it.
9524 (weak_global_object_name): Likewise.
9525 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9526 a string to go into {weak,first}_global_object_name.
9528 2005-07-22 DJ Delorie <dj@redhat.com>
9530 * c-format.c (check_function_format): Change warning control
9531 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9533 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9535 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9536 &PTR->FLD a dereference of PTR.
9537 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9538 a potential dereference of PTR.
9540 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9542 PR rtl-optimization/20370
9543 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9544 call allocate_reg_info if necessary.
9546 PR rtl-optimization/21848
9547 * calls.c (emit_library_call_value_1): For const functions, add
9548 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9550 PR rtl-optimization/22445
9551 * cselib.c (target.h): Include.
9552 (rtx_equal_for_cselib_p): Allow commutative matches.
9553 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9554 Remove MODE parameter. Changed all callers.
9556 PR rtl-optimization/22258
9557 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9559 (try_combine): Use likely_spilled_retval_p.
9561 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9563 * config.gcc: Add crx-elf support.
9565 * doc/contrib.texi: Mention crx.
9566 * doc/extend.texi: Document crx extensions.
9567 * doc/install.texi: Document crx install.
9568 * doc/invoke.texi: Document crx options.
9569 * doc/md.texi: Document crx constraints.
9571 * config/crx/crx-protos.h: New file.
9572 * config/crx/crx.c: New file.
9573 * config/crx/crx.h: New file.
9574 * config/crx/crx.md: New file.
9575 * config/crx/crx.opt: New file.
9576 * config/crx/t-crx: New file.
9578 2005-07-22 Manfred Hollstein <mh@suse.com>
9580 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9582 (int_add_graph_edge): Likewise.
9583 (collapse_nodes): Likewise.
9584 (process_unification_queue): Likewise.
9586 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9587 Laurent GUERBY <laurent@guerby.net>
9589 PR tree-optimization/22336
9590 * function.c (record_block_change): Check for
9591 cfun->ib_boundaries_block.
9593 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9595 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9596 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9598 2005-07-21 DJ Delorie <dj@redhat.com>
9600 * toplev.c (warn_deprecated_use): Add warning control to warning
9602 * c-typeck.c (parser_build_binary_op): Likewise.
9603 (c_finish_if_stmt): Likewise.
9604 * c-common.c (check_function_sentinel): Likewise.
9605 (check_nonnull_arg): Likewise.
9607 2005-07-21 Richard Henderson <rth@redhat.com>
9610 * tree-complex.c (complex_ssa_name_components): New.
9611 (cvc_lookup): Allow entry not found.
9612 (create_components): Remove.
9613 (create_one_component_var, get_component_var): New.
9614 (get_component_ssa_name, set_component_ssa_name): New.
9615 (extract_component): Use get_component_ssa_name.
9616 (update_complex_components): Use set_component_ssa_name.
9617 (update_complex_components_on_edge): Likewise.
9618 (update_phi_components): Create new PHI nodes directly, instead
9619 of adding insns to edges.
9620 (tree_lower_complex): Allocate and free complex_variable_components
9621 and complex_ssa_name_components here.
9623 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9625 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9626 revert to returning false.
9628 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9631 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9633 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9636 * config/i386/i386.md (cmpxf): Change operand constraints
9637 to "nonmemory_operand".
9639 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9641 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9643 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9646 * fold-const.c (fold_build1): Add checksum for the operands.
9647 (fold_build2): Likewise.
9648 (fold_build3): Likewise.
9650 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9653 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9655 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9657 * common.opt (-fforward-propagate): Committed by mistake,
9660 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9662 * reg-stack.c: Fix comment typo(s).
9663 * tree-ssa-operands.c: Likewise.
9664 * tree-vectorizer: Likewise.
9666 2005-07-21 Nick Clifton <nickc@redhat.com>
9668 * config/sh/symbian.c: Replace C++ style line comments with C
9669 style line comments.
9670 (symbian_add_attribute): Do not use a ? operator on the LHS of
9672 (sh_symbian_handle_dll_attribute): Change the type of the
9673 method vector to "VEC(tree,gc)*" and use vector accessor
9674 macros to walk over the elements.
9675 (symbian_export_vtable_and_rtti_p): Likewise.
9676 (symbian_class_needs_attribute_p): Likewise.
9678 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9681 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9682 initialize targetm.resolve_overloaded_builtin here.
9683 (altivec_expand_overloaded_builtin): Make it non-static.
9684 * config/rs6000/rs6000-protos.h
9685 (altivec_expand_overloaded_builtin): New prototype.
9686 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9687 targetm.resolve_overloaded_builtin here.
9688 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9690 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9691 Zdenek Dvorak <dvorakz@suse.cz>
9693 PR tree-optimization/19210
9694 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9696 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9697 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9698 rely on unproven assumptions.
9699 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9700 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9701 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9702 to number_of_iterations_exit.
9703 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9704 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9705 * tree-ssa-loop-niter.c (find_loop_niter,
9706 estimate_numbers_of_iterations_loop): Likewise.
9707 (number_of_iterations_exit): Honor the new options.
9708 * doc/invoke.texi (Wunsafe-loop-optimizations,
9709 funsafe-loop-optimizations): Document them.
9711 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9713 PR rtl-optimization/22167
9714 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9716 2005-07-20 Adam Nemet <anemet@lnxw.com>
9718 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9719 __do_global_dtors_aux longcall.
9721 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9723 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9724 (old_special_pred_table): Don't reference
9725 SPECIAL_MODE_PREDICATES.
9726 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9727 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9728 * config/sh/predicates.h: Don't mention
9729 SPECIAL_MODE_PREDICATES.
9730 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9733 2005-07-20 DJ Delorie <dj@redhat.com>
9735 * config.gcc: Add m32c-elf support.
9737 * doc/contrib.texi: Mention m32c.
9738 * doc/extend.texi: Document m32c extensions.
9739 * doc/install.texi: Mention m32c.
9740 * doc/invoke.texi: Document m32c options.
9741 * doc/md.texi: Document m32c constraints.
9743 * config/m32c/addsub.md: New file.
9744 * config/m32c/bitops.md: New file.
9745 * config/m32c/cond.md: New file.
9746 * config/m32c/jump.md: New file.
9747 * config/m32c/m32c-lib1.S: New file.
9748 * config/m32c/m32c-lib2.c: New file.
9749 * config/m32c/m32c-modes.def: New file.
9750 * config/m32c/m32c-pragma.c: New file.
9751 * config/m32c/m32c-protos.h: New file.
9752 * config/m32c/m32c.abi: New file.
9753 * config/m32c/m32c.c: New file.
9754 * config/m32c/m32c.h: New file.
9755 * config/m32c/m32c.md: New file.
9756 * config/m32c/m32c.opt: New file.
9757 * config/m32c/minmax.md: New file.
9758 * config/m32c/mov.md: New file.
9759 * config/m32c/muldiv.md: New file.
9760 * config/m32c/predicates.md: New file.
9761 * config/m32c/prologue.md: New file.
9762 * config/m32c/shift.md: New file.
9763 * config/m32c/t-m32c: New file.
9765 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9767 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9768 (stack_protect_set, stack_protect_test): New expanders.
9769 (stack_protect_set_si, stack_protect_set_si_media,
9770 stack_protect_set_di_media, stack_protect_test_si,
9771 stack_protect_test_si_media, stack_protect_test_di_media):
9774 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9776 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9778 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9780 * tree.h (tree_expr_nonzero_p): Export.
9781 * fold-const.c (tree_expr_nonzero_p): Likewise.
9782 Return true for CALL_EXPRs that are alloca calls.
9783 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9785 * tree-flow.h (expr_computes_nonzero): Remove.
9786 * tree-vrp.c (expr_computes_nonzero): Remove.
9787 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9788 (extract_range_from_unary_expr): Likewise.
9789 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9790 tree_expr_nonzero_p.
9792 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9794 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9795 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9796 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9797 All callers changed.
9798 (frame_related_constant_load): New arg "related" which controls
9799 setting of RTX_FRAME_RELATED_P. All callers changed.
9800 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9801 (bfin_expand_prologue): Add stack limit checking.
9802 * config/bfin/bfin.md (trapifcc): New pattern.
9804 * config/bfin/bfin.c: Include "langhooks.h".
9805 (def_builtin): Go through lang_hooks to call builtin_function.
9807 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9808 * config/bfin/predicates.md (symbol_ref_operand): New.
9809 (call_insn_operand): Delete. All callers changed to use
9810 register_no_elim_operand.
9811 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9813 (function_arg): Use it to generate the call's operand 2.
9814 (bfin_longcall_p): New function.
9815 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9816 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9817 determine if the address needs to be in a REG.
9818 (bfin_handle_longcall_attribute): New function.
9819 (bfin_attribute_table): Add "longcall" and "shortcall".
9820 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9821 (CUMULATIVE_ARGS): New member call_cookie.
9822 (PREDICATE_CODES): Add symbol_ref_operand.
9823 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9824 extra USE to the pattern.
9825 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9826 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9827 sibcall_value_insn; now the new patterns handle direct calls and the
9828 old ones indirect calls.
9829 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9831 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9833 * doc/trouble.texi: Update section on handling of empty loops.
9835 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9837 * config.gcc: Remove support for sparc-*-openbsd*,
9838 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9840 * config.host: Remove support for i860-*-sysv4* as a host.
9841 * config/i860/*, config/ip2k/*, config/ns32k/*,
9842 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9843 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9844 mention obsolete ports.
9846 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9848 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9850 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9851 of frame_pointer_rtx.
9852 (sh_expand_epilogue): Likewise.
9853 (sh_set_return_address): Likewise.
9854 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9855 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9856 offsets from FRAME_POINTER_REGNUM.
9857 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9858 (sh_register_names): Add initializer for sfp.
9859 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9860 (VALID_REGISTER_P): Likewise.
9861 (FIRST_PSEUDO_REGISTER): Update.
9862 (DWARF_FRAME_REGISTERS): Define.
9863 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9864 (HARD_FRAME_POINTER_REGNUM): Define.
9865 (FRAME_POINTER_REGNUM): Redefine.
9866 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9867 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9868 from FRAME_POINTER_REGNUM.
9869 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9870 FRAME_POINTER_REGNUM.
9871 (REG_CLASS_CONTENTS): Add sfp.
9872 (REG_ALLOC_ORDER): Likewise.
9873 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9874 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9875 of frame_pointer_rtx.
9876 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9878 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9880 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9881 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9882 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9884 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9887 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9889 Make CONSTRUCTOR use VEC to store initializers.
9890 * c-common.c (complete_array_type): Update to cope with VEC in
9892 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9893 (pp_c_constructor_elts): New function.
9894 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9895 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9896 struct constructor_stack, struct initializer_stack,
9897 constructor_elements, push_init_level, pop_init_level,
9898 add_pending_init, find_init_member, output_init_element): Update to
9899 cope with VEC in CONSTRUCTOR_ELTS.
9900 * coverage.c (build_fn_info_value, build_ctr_info_value,
9901 build_gcov_info): Likewise.
9902 * expr.c (categorize_ctor_elements_1, store_constructor,
9903 expand_expr_real_1): Likewise.
9904 * fold-const.c (fold_ternary): Likewise.
9905 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9906 gimplify_init_constructor, gimplify_expr): Likewise.
9907 * tree-dump.c (dequeue_and_dump): Likewise.
9908 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9910 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9912 * tree-sra.c (generate_element_init_1): Likewise.
9913 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9914 * tree-ssa-operands.c (get_expr_operands): Likewise.
9915 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9916 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9917 (get_initial_def_for_reduction): Likewise.
9918 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9919 value handle in annotations.
9920 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9921 tree_node_structure): Add support for constr_kind.
9922 (build_vector_from_ctor, build_constructor_single,
9923 build_constructor_from_list): New functions.
9924 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9925 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9926 Update to cope with VEC in CONSTRUCTOR_ELTS.
9927 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9928 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9929 CONSTRUCTOR_APPEND_ELT): New macros.
9930 (struct constructor_elt, struct tree_constructor): New data types.
9931 (union tree_node): Add tree_constructor field.
9932 * treestruct.def: Define TS_CONSTRUCTOR.
9933 * varasm.c (const_hash_1, compare_constant, copy_constant,
9934 compute_reloc_for_constant, output_addressed_constants,
9935 initializer_constant_valid_p, output_constant,
9936 array_size_for_constructor, output_constructor): Update to cope with
9937 VEC in CONSTRUCTOR_ELTS.
9938 * vec.h (VEC_empty, VEC_copy): New macros.
9940 2005-07-19 Devang Patel <dpatel@apple.com>
9942 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9944 2005-07-19 Richard Henderson <rth@redhat.com>
9947 * gimplify.c (gimplify_expr): Use main variant type for the temp
9948 destination for a discarded volatile read.
9949 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9950 casts between non-void types that change volatility.
9952 2005-07-15 DJ Delorie <dj@redhat.com>
9954 * toplev.h: Add comment about the first parameter for warning().
9955 * errors.h: Likewise.
9957 * c.opt (Wpragmas): New.
9958 * doc/invoke.texi: Document it.
9960 * function.c (do_warn_unused_parameter): Add warning control to
9962 * c-decl.c (warn_if_shadowing): Likewise.
9963 * c-lex.c (cb_def_pragma): Likewise.
9964 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9965 (pop_alignment): Likewise.
9966 (handle_pragma_pack): Likewise.
9967 (apply_pragma_weak): Likewise.
9968 (handle_pragma_weak): Likewise.
9969 (handle_pragma_redefine_extname): Likewise.
9970 (add_to_renaming_pragma_list): Likewise.
9971 (handle_pragma_extern_prefix): Likewise.
9972 (maybe_apply_renaming_pragma): Likewise.
9973 (handle_pragma_visibility): Likewise.
9975 * config/c4x/c4x-c.c (BAD): Likewise.
9976 (c4x_parse_pragma): Likewise.
9977 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9978 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9979 (rs6000_pragma_longcall): Likewise.
9980 * config/v850/v850-c.c (pop_data_area): Likewise.
9981 (ghs_pragma_section): Likewise.
9982 (ghs_pragma_section): Likewise.
9983 (ghs_pragma_interrupt): Likewise.
9984 (ghs_pragma_starttda): Likewise.
9985 (ghs_pragma_startsda): Likewise.
9986 (ghs_pragma_startzda): Likewise.
9987 (ghs_pragma_endtda): Likewise.
9988 (ghs_pragma_endsda): Likewise.
9989 (ghs_pragma_endzda): Likewise.
9991 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9992 Kenneth Zadeck <zadeck@naturalbridge.com>
9994 * Makefile.in: Removed tree-promote-statics.c
9995 * tree-promote-statics.c: Removed.
9996 * common.opt: Removed flag-promote-statics.
9998 * passes.c: Removed tree-promote-statics pass.
9999 * tree-pass.h: Ditto.
10000 * timevar.def: Removed TV_PROMOTE_STATICS.
10003 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10005 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10007 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10009 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10012 * c-common.c (check_function_arguments): Call
10013 'check_function_format' if either -Wformat or
10014 -Wmissing-format-attribute are specified.
10015 * c-format.c (check_function_format): Check -Wformat before
10016 calling 'check_format_info'.
10017 * c-opts.c (c_common_post_options): Don't warn for
10018 -Wmissing-format-attribute without -Wformat.
10019 * c-typeck.c (convert_for_assignment): Detect additional cases for
10020 -Wmissing-format-attribute.
10021 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10024 2005-07-19 Richard Guenther <rguenther@suse.de>
10026 * config/i386/i386.md (lrint<mode>2): Use temporary
10027 instead of clobbering non-existent memory.
10029 2005-07-19 Nick Clifton <nickc@redhat.com>
10031 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10032 statement to avoid displaying ASCII control characters.
10034 2005-07-19 Ben Elliston <bje@au.ibm.com>
10036 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10037 * cfganal.c (find_edge_index): Ditto.
10038 * combine.c (combine_instructions): Ditto.
10039 * ddg.c (create_scc): Ditto.
10040 (find_successors): Ditto.
10041 (find_predecessors): Ditto.
10042 (find_nodes_on_paths): Ditto.
10043 (longest_simple_path): Ditto.
10044 * flow.c (update_life_info): Ditto.
10045 (count_or_remove_death_notes): Ditto.
10046 (clear_log_links): Ditto.
10047 * modulo-sched.c (generate_reg_moves): Ditto.
10048 (find_max_asap): Ditto.
10049 (find_max_hv_min_mob): Ditto.
10050 (find_max_dv_min_mob): Ditto.
10051 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10052 * sched-rgn.c (extract_edgelst): Ditto.
10053 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10054 (dump_update_ssa): Ditto.
10055 (ssa_names_to_replace) Ditto.
10056 (switch_virtuals_to_full_rewrite): Ditto.
10057 (update_ssa): Ditto.
10058 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10060 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10062 Fix PR tree-optimization/22483
10064 * tree-complex.c (create_components): Use
10065 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10066 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10067 * tree-flow.h (safe_referenced_var_iterator): New structure.
10068 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10069 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10070 safe_referenced_var iterator.
10071 (add_type_alias): Ditto.
10073 2005-07-19 Steven Bosscher <stevenb@suse.de>
10075 * loop-init.c (rest_of_handle_loop2): Remove.
10076 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10077 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10078 (pass_rtl_loop_init, pass_rtl_loop_done,
10079 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10080 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10081 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10082 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10083 pass_tree_loop_done, and pass_tree_unswitch.
10084 (gate_loop): Rename to gate_tree_loop.
10085 * passes.c (init_optimization_passes): Update for renamed tree
10086 loop passes. Add the new loop2 passes as subpasses of loop2.
10087 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10088 Update for the renamed tree loop passes.
10090 2005-07-18 Ian Lance Taylor <ian@airs.com>
10092 PR middle-end/22057
10093 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10094 blocks when optimizing.
10096 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10098 * common.opt (frename-registers): Initialize to 2.
10100 (fgcse-after-reload): Ditto.
10101 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10102 (process_options): Only change flag_web, flag_rename_registers,
10103 and flag_rerun_cse_after_loop if not explicitly set by user.
10105 2005-07-18 Jan Beulich <jbeulich@novell.com>
10107 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10108 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10109 in 64-bit mode the same as DImode in 32-bit mode.
10110 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10111 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10112 mode. Add new mode parameter.
10113 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10114 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10115 x86_64_shift_adj): New expanders.
10116 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10117 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10119 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10120 DImode shift splitters.
10121 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10122 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10125 2005-07-18 Jan Beulich <jbeulich@novell.com>
10127 * i386.md (movdi_extzv_1): New.
10128 (zero_extendhidi2): Combine alternatives and never force use of
10130 (zero_extendqidi2): Likewise. Don't restrict input selection.
10132 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10134 Fix PR tree-optimization/22531
10135 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10138 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10140 * tree-promote-statics.c (pass_promote_statics): Change dump file
10143 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10145 * tree-optimize.c (init_tree_optimization_passes): Add
10146 pass_eliminate_useless_stores pass.
10147 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10148 * tree-ssa-pre.c (is_copy_stmt): New function.
10149 (follow_copies_till_vuse): Ditto.
10150 (do_eustores): Ditto.
10151 (gate_eustores): Ditto.
10153 2005-07-16 Richard Henderson <rth@redhat.com>
10155 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10157 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10158 Kenneth Zadeck <zadeck@naturalbridge.com>
10160 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10161 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10162 ipa-type-escape.h, tree-promote-statics.c
10163 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10164 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10165 tree-promote-statics.c: new files.
10166 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10167 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10168 int nonlocal_set_p, mark_constant_function): Deleted.
10169 (rest_of_handle_cfg): Removed call to mark_constant_function.
10170 (nonoverlapping_component_refs_p): Added calls to support
10171 type based aliasing.
10172 * tree-ssa-alias.c (may_alias_p,
10173 compute_flow_insensitive_aliasing): Ditto.
10174 * calls.c (flags_from_decl_or_type): Removed reference to
10176 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10177 too many arguments. This is necessary for Spec 2000.
10178 * cgraph.h (const_function, pure_function): Removed.
10179 * common.opt: Added "fipa-pure-const", "fipa-reference",
10180 "fipa-type-escape", and "ftree-promote-static".
10182 * passes.c: Added ipa and tree-promote-statics passes.
10183 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10184 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10185 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10186 * tree-flow.h: Added exposed sra calls and addition of
10187 reference_vars_info field for FUNCTION_DECLS.
10188 * tree-pass.h: Added passes.
10189 * tree-sra.c: (sra_init_cache): New function.
10190 (sra_insert_before, sra_insert_after) Made public.
10191 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10193 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10194 aliasing. (may_alias_p): Added code to use type escape analysis to
10195 improve alias sets.
10196 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10197 code to prune clobbers of static variables based on information
10198 produced in ipa-reference pass. Changed call clobbering so that
10199 statics are not marked as clobbered if the call does not clobber
10202 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10204 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10207 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10209 * doc/install.texi (*-*-solaris2*): Document recommended version
10210 of GNU binutils and mention GNU linker problem on Solaris 10.
10212 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10215 * c-decl.c (c_build_bitfield_integer_type): New function.
10216 (finish_struct): Call it.
10217 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10219 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10221 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10224 2005-07-16 Jan Hubicka <jh@suse.cz>
10226 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10227 (scale_bbs_frequencies_int): Watch roundoff errors.
10228 * predict.c (return_prediction): Initialize return_stmt.
10230 2005-07-16 Jan Hubicka <jh@suse.cz>
10232 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10233 after RTL profiling.
10235 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10237 PR middle-end/22398
10238 * fold-const.c (build_range_check): Convert high/low to etype
10239 if we are only comparing against exp.
10241 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10243 Fix PR tree-optimization/22376
10244 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10246 (need_to_solve): New function.
10247 (compute_points_to_sets): Use it.
10249 2005-07-15 Jan Hubicka <jh@suse.cz>
10251 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10252 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10254 2005-07-15 Richard Guenther <rguenther@suse.de>
10256 * c-common.c (handle_flatten_attribute): New function.
10257 Add flatten function attribute.
10258 * doc/extend.texi: Document flatten function attribute.
10259 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10260 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10262 (cgraph_decide_inlining): Handle functions with flatten
10265 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10267 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10268 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10269 UNSPEC_XCHG, UNSPEC_AND): New.
10270 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10271 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10272 * config/rs6000/sync.md (FETCHOP): New code macro.
10273 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10275 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10276 (sync_compare_and_swap<mode>): Same.
10277 (sync_lock_test_and_set<mode>): Same.
10278 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10279 for QImode and HImode, and not PPC405.
10280 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10281 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10282 (sync_<fetchop>{si,di}_internal): New.
10283 (sync_nand{si,di}_internal): New.
10284 (sync_old_<fetchop>{si,di}_internal): New.
10285 (sync_old_nand{si,di}_internal): New
10286 (sync_new_<fetchop>{si,di}_internal): New.
10287 (sync_new_nand{si,di}_internal): New.
10288 (atomic_and{si,di}): New.
10289 (sync_new_nand{si,di}_internal): New.
10290 (atomic_and{si,di}): New.
10291 (sync_add<mode>_internal): Delete.
10292 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10293 (sync_sub<mode>_internal): Delte.
10294 (sync_subshort_internal): New.
10295 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10296 (sync_anddi_internal): Delete.
10297 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10298 (sync_booldi_internal): Delete.
10299 (sync_boolc<mode>_internal): Delete.
10300 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10301 (sync_boolc<mode>_internal2): Delete.
10302 (sync_boolcc<mode>_internal): Delete.
10303 (isync, lwsync): Use unspec instead of unspec_volatile.
10304 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10305 Revert UNSPEC_VOLATILE.
10306 (rs6000_split_atomic_op): New.
10307 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10309 2005-07-14 Eric Christopher <echristo@redhat.com>
10311 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10312 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10314 2005-07-14 Eric Christopher <echristo@redhat.com>
10316 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10318 2005-07-14 Steven Bosscher <stevenb@suse.de>
10320 PR tree-optimization/22230
10321 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10322 the computation of the four cross productions for "range op range".
10324 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10325 Ulrich Weigand <uweigand@de.ibm.com>
10328 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10331 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10333 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10335 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10337 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10339 2005-07-14 Richard Guenther <rguenther@suse.de>
10341 PR middle-end/22347
10342 * config/i386/i386-protos.h (ix86_function_value): Change
10343 prototype to match new target hook.
10344 * config/i386/i386.c (ix86_value_regno): Change prototype
10345 to take extra type argument.
10346 (TARGET_FUNCTION_VALUE): Define.
10347 (ix86_function_ok_for_sibcall): Pass extra argument to
10348 ix86_value_regno, check return slot rtx for exact match.
10349 (ix86_function_value): Take extra parameter. Dispatch to
10350 ix86_value_regno with fndecl/fntype as provided.
10351 (ix86_value_regno): Handle extra type argument.
10352 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10354 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10355 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10356 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10357 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10358 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10360 2005-07-14 Richard Guenther <rguenther@suse.de>
10362 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10363 * calls.c (expand_call): Pass fntype to hard_function_value.
10364 (emit_library_call_value_1): Likewise.
10365 * explow.c: Include target.h.
10366 (hard_function_value): Take extra argument, the fntype.
10367 Use new target hook for function_value.
10368 * expr.h (hard_function_value): Change prototype.
10369 * function.c (aggregate_value_p): Pass 0 as fntype to
10370 hard_function_value.
10371 (assign_parms): Use new target hook for function_value.
10372 Pass 0 as fntype to hard_function_value.
10373 (expand_function_end): Likewise.
10374 * reg-stack.c: Include target.h.
10375 (stack_result): Use new target hook for function_value.
10376 * target-def.h: New target hook function_value.
10377 * target.h: Likewise.
10378 * targhooks.c (default_function_value): New function.
10379 * targhooks.h (default_function_value): Declare.
10381 2005-07-13 Ian Lance Taylor <ian@airs.com>
10383 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10385 2005-07-14 Jan Hubicka <jh@suse.cz>
10387 * tree-dfa.c (dump_variable): Use default_def function.
10388 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10389 * tree-ssa.c (verify_use): Likewise.
10390 * tree-ssanames.c (release_ssa_name): Likewise.
10391 * tree-tailcall.c (eliminate_tail_call): Likewise.
10392 (tree_optimize_tail_calls_1): Likewise.
10393 * tree-vrp.c (get_value_range): Likewise.
10395 2005-07-14 Ben Elliston <bje@au.ibm.com>
10397 * gcc.c (main): Compare language[0] with '*' when iterating over
10400 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10402 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10403 "s390_emit_compare". Add handling of CCZ1mode.
10404 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10405 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10407 (s390_branch_condition_mask): Add CCZ1mode handling.
10408 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10409 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10410 Use CCZ1mode instead of CCZmode.
10411 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10413 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10415 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10417 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10419 2005-07-13 Eric Christopher <echristo@redhat.com>
10421 * config/mips/mips.c (mips_canonicalize_comparison): New.
10422 (mips_emit_int_relational): Use.
10424 2005-07-13 Eric Christopher <echristo@redhat.com>
10426 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10427 static extra parts.
10428 * config/s390/s390.md: Include tpf.md. Move tpf specific
10430 * config/s390/tpf.md: To here.
10431 * config/s390/s390.opt: Move tpf specific options...
10432 * config/s390/tpf.opt: to here. Add mmain option.
10433 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10434 * config/s390/tpf.h: Rewrite.
10436 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10438 * doc/tm.texi: Remove @xref{Cross-profiling}.
10440 2005-07-13 Jeff Law <law@redhat.com>
10442 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10443 expressions, test their _DECL operands for pointer equality rather
10444 than using operand_equal_p.
10446 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10448 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10449 (TARGET_POSIX_IO): This.
10450 * config/darwin.h: Likewise.
10451 * config/freebsd.h: Likewise.
10452 * config/linux.h: Likewise.
10453 * config/lynx.h: Likewise.
10454 * config/netbsd.h: Likewise.
10455 * config/rs6000/linux64.h: Likewise.
10456 * config/rs6000/linux.h: Likewise.
10457 * config/s390/tpf.h: Likewise.
10458 * config/sh/embed-elf.h: Likewise.
10459 * config/sparc/linux64.h: Likewise.
10460 * config/sparc/linux.h: Likewise.
10461 * config/svr4.h: Likewise.
10462 * gcov-io.h: Likewise.
10464 * doc/tm.texi: Updated.
10466 * libgcov.c (create_file_directory): Defined only if
10467 TARGET_POSIX_IO is defined.
10468 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10471 2005-07-13 Jan Hubicka <jh@suse.cz>
10473 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10475 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10477 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10478 structure as argument.
10480 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10482 PR tree-optimization/21921
10483 * tree-iterator.c (tsi_link_before): Support the case when
10484 tsi_end_p (tsi) == true.
10486 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10488 PR tree-optimization/22442
10489 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10492 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10494 PR rtl-optimization/20376
10495 * toplev.c (process_options): Enable -fweb and -frename-registers when
10497 * doc/invoke.texi: Update the information about when -fweb and
10498 -frename-registers are enabled.
10500 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10503 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10504 if *rhs_p is not a SSA_NAME.
10506 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10508 Fix PR tree-optimization/22422
10509 * tree-ssa-structalias.c (struct variable_info): Add flag for
10511 (get_varinfo): Now a static function.
10512 (new_varinfo): init has_union and is_special_var to false.
10513 (solution_set_add): Check has_union.
10514 (do_da_constraint): Move temporary variable so it gets reset
10516 Also check for special variable.
10517 (do_ds_constraint): Ditto.
10518 (do_sd_constraint): Ditto.
10519 (do_structure_copy): Check for special variable.
10520 (find_func_aliases): Ditto.
10521 (init_base_vars): Set special vars properly.
10523 2005-07-13 Jan Hubicka <jh@suse.cz>
10525 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10528 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10529 (get_expr_operands): Fix thinko wrt flags and subvars.
10531 PR tree-optimize/22379
10532 * tree-inline.c (expand_call_inline): Do not output sorry in early
10535 2005-07-12 Dale Johannesen <dalej@apple.com>
10537 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10539 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10542 * host-linux.h: Include limits.h.
10544 2005-07-12 Dale Johannesen <dalej@apple.com>
10546 * expr.c (compress_float_constant): Add cost check.
10547 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10549 2005-07-12 Dale Johannesen <dalej@apple.com>
10551 * gcc.target/i386/compress-float-sse.c: New.
10552 * gcc.target/i386/compress-float-sse-pic.c: New.
10553 * gcc.target/i386/compress-float-387.c: New.
10554 * gcc.target/i386/compress-float-387-pic.c: New.
10555 * gcc.dg/compress-float-ppc.c: New.
10556 * gcc.dg/compress-float-ppc-pic.c: New.
10558 2005-07-12 Eric Christopher <echristo@redhat.com>
10560 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10561 static extra parts.
10562 * config/s390/s390.md: Include tpf.md. Move tpf specific
10564 * config/s390/tpf.md: To here.
10565 * config/s390/s390.opt: Move tpf specific options...
10566 * config/s390/tpf.opt: to here. Add mmain option.
10567 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10568 * config/s390/tpf.h: Rewrite.
10570 2005-07-12 Eric Christopher <echristo@redhat.com>
10572 * gcc.c (struct infile): Update comment for language.
10573 (main): Rewrite input file resetting code.
10575 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10578 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10579 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10580 (lookup_avail_expr): Use constant_boolean_node instead
10581 of boolean_false_node/boolean_true_node.
10583 2005-07-12 Ben Elliston <bje@au.ibm.com>
10585 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10586 and use it when printing num_edges.
10588 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10590 * doc/extend.texi (Blackfin Built-in Functions): New section.
10591 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10594 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10596 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10597 s/cmpstrsi/cmpstrnsi
10598 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10600 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10601 (init_optabs): Initialize cmpstrn_optab.
10602 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10603 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10604 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10605 * config/i386/i386.md: s/cmpstr/cmpstrn
10606 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10607 * doc/md.texi: Update documentation.
10609 2005-07-11 Richard Henderson <rth@redhat.com>
10611 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10612 build_va_arg_indirect_ref.
10613 (alpha_gimplify_va_arg): Likewise.
10614 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10615 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10616 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10617 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10618 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10619 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10621 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10623 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10625 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10626 * passes.c (init_optimization_passes): Add pass_empty_loop.
10627 * tree-pass.h (pass_empty_loop): Declare.
10628 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10629 try_remove_empty_loop, remove_empty_loops): New functions.
10630 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10631 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10633 2005-07-12 Peter Barada <peter@the-baradas.com>
10635 PR middle-end/16719
10636 PR middle-end/18421
10637 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10638 in address registers.
10639 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10640 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10641 alternative of addsi3_5200.
10643 2005-07-11 Ian Lance Taylor <ian@airs.com>
10645 * config/mips/mips.md (ffs<mode>2): Remove.
10647 2005-07-11 Ian Lance Taylor <ian@airs.com>
10649 * doc/tree-ssa.texi (Cleanups): Improve description of
10651 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10653 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10655 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10656 * tree.h (DECL_ARGUMENT_FLD): New macro.
10658 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10660 Fix PR tree-optimization/22404
10662 * tree-ssa-structalias.c (create_variable_info_for): Use
10665 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10667 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10668 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10669 for second comparison operand.
10670 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10672 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10673 (define_insn_reservation "alu"): Likewise.
10674 (csync, ssync): Now of type sync.
10675 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10676 -mcsync-anomaly -mspecld-anomaly.
10677 * config/bfin/bfin.opt (mcsync): Remove.
10678 (mcsync-anomaly, mspecld-anomaly): Add.
10679 * config/bfin/bfin.c: Include "insn-codes.h".
10680 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10681 (TARGET_DEFAULT_TARGET_FLAGS): New.
10682 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10684 2005-07-11 Steven Bosscher <stevenb@suse.de>
10686 * basic-block.h: Give the BB flags enum a name, bb_flags.
10687 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10688 * cfgcleanup.c (enum bb_flags): Remove here.
10689 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10690 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10691 (update_forwarder_flag): Likewise.
10692 (thread_jump): Likewise.
10693 (try_forward_edges): Likewise.
10694 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10695 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10696 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10698 2005-07-11 Richard Guenther <rguenther@suse.de>
10700 * config/i386/i386.opt: New target option -msseregparm.
10701 * config/i386/i386.c (override_options): Error out for
10702 -msseregparm but no SSE support.
10703 (ix86_function_sseregparm): Check for global sseregparm.
10704 * doc/invoke.texi: Document -msseregparm.
10706 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10708 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10709 (m32rle-*-linux*): Ditto.
10711 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10713 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10714 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10717 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10719 PR middle-end/22239
10721 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10722 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10724 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10726 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10727 (varmap): Heapify varmap.
10728 (constraints): Heapify constraints.
10729 (struct constraint_graph): Heapify succs and preds.
10730 (constraint_vec_find): Update for heapification.
10731 (constraint_set_union): Ditto.
10732 (insert_into_complex): Ditto.
10733 (constraint_edge_vec_find): Ditto.
10734 (erase_graph_self_edge): Ditto.
10735 (add_graph_edge): Ditto.
10736 (get_graph_weights): Ditto.
10737 (merge_graph_nodes): Ditto.
10738 (build_constraint_graph): Ditto.
10739 (topo_visit): Ditto.
10740 (solve_graph): Ditto.
10741 (create_variable_info_for): Ditto.
10742 (init_base_vars): Ditto.
10743 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10744 (condese_varmap_nodes): Free complex vector.
10745 (clear_edges_for_node): Clear succs and preds vector.
10747 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10749 * tree-ssa-structalias.c (update_alias_info): Change counting of
10750 references to not include vdefs.
10752 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10754 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10755 (up_insert): Ditto.
10757 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10759 * pa.c (pa_commutative_p): Make PLUS commutative when
10760 TARGET_NO_SPACE_REGS is true.
10762 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10764 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10765 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10766 * tree-dfa.c (dump_subvars_for): New.
10767 (debug_subvars_for): New.
10768 (dump_variable): Show subvariables if VAR has them.
10769 * tree-flow-inline.h (get_subvar_at): New.
10770 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10771 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10773 (struct subvar): Change fields offset and size to unsigned
10775 (dump_subvars_for): Declare.
10776 (debug_subvars_for): Declare.
10777 (get_subvar_at): Declare.
10778 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10779 to unsigned HOST_WIDE_INT *.
10780 (overlap_subvar): Likewise.
10781 * tree-gimple.c (is_gimple_reg): Always return false for
10782 SFTs and memory tags.
10783 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10784 Update all callers.
10785 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10786 (compute_may_aliases): Call compute_points_to_sets.
10787 (collect_points_to_info_for): Remove.
10788 (compute_points_to_and_addr_escape): Remove.
10789 (delete_alias_info): Call delete_points_to_sets.
10790 (compute_flow_sensitive_aliasing): If the call to
10791 find_what_p_points_to returns false, call set_pt_anything.
10792 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10793 (set_pt_anything): Clear pi->pt_vars.
10794 (set_pt_malloc): Remove.
10795 (merge_pointed_to_info): Remove.
10796 (add_pointed_to_expr): Remove.
10797 (add_pointed_to_var): Remove.
10798 (collect_points_to_info_r): Remove.
10799 (is_escape_site): Make extern.
10801 (create_overlap_variables_for): Call it.
10802 * tree-ssa-copy.c (merge_alias_info): Never merge
10803 flow-sensitive alias information.
10804 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10805 offset and size to be unsigned HOST_WIDE_INT.
10806 (add_to_addressable_set): Rename from note_addressable.
10807 Set TREE_ADDRESSABLE as the variables are added to the set.
10809 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10810 operands into VUSEs when adding V_MAY_DEFs for members in an
10812 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10813 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10814 (struct variable_info): Add bitfield is_heap_var.
10815 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10816 (new_var_info): Initialize is_heap_var.
10817 (get_constraint_for): Add HEAP variables to the symbol table.
10818 Mark them with is_heap_var.
10819 (update_alias_info): New. Taken mostly from the old
10820 compute_points_to_and_addr_escape.
10821 (handle_ptr_arith): New.
10822 (find_func_aliases): Call update_alias_info.
10823 Call handle_ptr_info for tcc_binary expressions.
10824 Call mark_stmt_modified.
10825 (create_variable_info_for): If DECL has subvars, do not create
10826 variables for its subvars. Always add all the fields.
10827 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10828 SFTs, then add all the SFTs of the structure.
10829 If VI->DECL is an aggregate with subvariables, add the SFT at
10831 (find_what_p_points_to): If VI is an artificial variable,
10832 translate to bitfields in SSA_NAME_PTR_INFO.
10833 If the solution is empty, set pi->pt_vars to NULL
10834 (init_base_vars): Create ANYOFFSET.
10835 (compute_points_to_sets): Rename from create_alias_vars.
10837 (pass_build_pta): Remove.
10838 (delete_points_to_sets): Rename from delete_alias_vars.
10839 (pass_del_pta): Remove.
10840 * tree-ssa-structalias.h (struct alias_info): Move from
10842 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10843 NUM_REFERENCES_SET): Likewise.
10844 (compute_points_to_sets, delete_points_to_sets): Declare.
10846 2005-07-09 Richard Henderson <rth@redhat.com>
10848 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10849 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10850 alpha_split_lock_test_and_set_12): New functions.
10851 * config/alpha/alpha-protos.h: Update.
10852 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10853 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10854 * config/alpha/sync.md (I12MODE): New.
10855 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10856 (sync_<fetchop_name><I48MODE>): Likewise.
10857 (sync_nand<I48MODE>): Likewise.
10858 (sync_old_<fetchop_name><I48MODE>): Likewise.
10859 (sync_new_<fetchop_name><I48MODE>): Likewise.
10860 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10861 (sync_compare_and_swap<I48MODE>): Likewise.
10862 (sync_lock_test_and_set<I48MODE>): Likewise.
10863 (sync_compare_and_swap<I12MODE>): New.
10864 (sync_compare_and_swap<I12MODE>_1): New.
10865 (sync_lock_test_and_set<I12MODE>): New.
10866 (sync_lock_test_and_set<I12MODE>_1): New.
10868 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10872 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10874 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10876 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10877 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10879 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10882 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10884 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10886 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10887 memory_operand constraint.
10888 (store_conditional_<mode>): Same.
10889 (sync_compare_and_swap<mode>): Same.
10890 (sync_lock_test_and_set<mode>): Same.
10892 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10894 Rewrite PIC support to more closely model actual instructions.
10895 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10896 (cris_symbol): Remove prototypes for removed functions.
10897 (cris_pic_symbol_type_of, cris_valid_pic_const)
10898 (cris_expand_pic_call_address): Prototypes for new functions.
10899 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10901 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10903 <case ':'>: Add case for new punctuation character.
10904 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10905 emitting (extra) PIC modifier.
10906 <case UNSPEC>: Do not assert for PLT.
10907 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10908 (cris_expand_prologue, cris_expand_epilogue): Check
10909 for pic_offset_table_rtx usage instead of taking
10910 current_function_uses_pic_offset_table as the final word.
10911 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10912 Remove flag_pic difference.
10913 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10914 the moral equivalents of...
10915 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10917 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10918 (cris_handle_option): Mark ARG as unused.
10919 (cris_expand_pic_call_address): New worker function for "call",
10921 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10922 output PIC constructs here.
10923 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10924 as symbol-specific modifers, not whole or part of operands.
10925 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10926 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10927 constants and flag_pic.
10928 (CONSTANT_INDEX_P): Adjust for new functions.
10929 (enum cris_pic_symbol_type): New helper type.
10930 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10931 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10932 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10934 ("movsi"): Emit actual instructions for GOT and relative access.
10935 ("*movsi_got_load"): New pattern to set up the register holding
10937 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10938 Adjust FIXME for 'S'.
10939 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10940 Use "movs" for -fpic cases.
10941 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10942 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10943 ("call", "call_value"): Just call cris_expand_pic_call_address for
10945 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10946 Remove special pattern.
10947 ("*expanded_call_side", "*expanded_call_value_side"): New
10949 (gotplt-to-plt, gotplt-to-plt-side-call)
10950 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10952 * config/cris/cris/predicates.md
10953 ("cris_general_operand_or_gotless_symbol"): Remove unused
10955 ("cris_general_operand_or_symbol"): Adjust for new functions.
10957 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10959 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10961 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10963 * Makefile.in (TREE_H): Add treestruct.def.
10964 (c-decl.o): Add pointer-set.h
10965 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10966 visibility on regular DECL's.
10967 (merge_decls): Fix the copying of decl nodes of various types for
10968 the new structures. Don't update RTL, section name, weak status,
10969 etc, on DECL's without RTL.
10970 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10971 Don't check volatile on non-variable types.
10972 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10973 to check whether we have seen arguments.
10974 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10975 flag is checked before field (flag is common, field is not).
10976 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10977 TS_DECL_COMMON could have an origin.
10978 (add_location_or_const_value_attribute): Don't check section name
10979 on non-var/function decls.
10980 (dwarf2out_var_location): Reverse order of tests.
10981 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10982 with DECL_WRTL_CHECK.
10983 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10984 * fold-const.c (fold_binary): Don't check weakness on
10985 non-var/function decls.
10986 (tree_expr_nonzero_p): Ditto.
10987 (fold_checksum_tree): Use tree_decl_extra as sizeof
10989 * ggc-page.c (extra_order_size_table): Add sizes for
10990 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10992 * gimplify.c (gimplify_bind_expr): Only set
10993 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10994 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10996 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10997 * langhooks.h (init_ts). New langhook.
10998 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10999 * print-tree.c (print_node): Update to only print fields that
11000 exist in the structures the passed decl has.
11001 * toplev.c (wrapup_global_declarations): Don't reset
11002 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11003 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11004 * tree-inline.c (remap_decl): Ditto.
11005 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11006 * tree-pretty-print.c (print_declaration): Don't print
11007 DECL_REGISTER on things that don't contain it.
11008 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11009 non-var/function decls.
11010 * tree.c (tree_contains_struct): New structure.
11011 (init_priority_for_decl): New hashtable.
11012 (tree_int_map): New structure.
11013 (tree_int_map_eq): New function.
11014 (tree_int_map_marked_p): Ditto.
11015 (tree_int_map_hash): Ditto.
11016 (tree_map): Move to tree.h.
11017 (tree_map_eq): Externalize.
11018 (tree_map_hash): Ditto.
11019 (tree_map_marked_p): Ditto.
11020 (init_ttree): Set up tree_contains_struct and call langhook.
11021 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11022 (tree_code_size): Update for new structures.
11023 (tree_node_structure): Update for new structures.
11024 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11026 (copy_node_stat): Copy init priority.
11027 (build_decl_stat): Ditto for visibility.
11028 (ts_enum_names): New.
11029 (tree_contains_struct_check_failed): New function.
11030 (decl_init_priority_lookup): Ditto.
11031 (decl_init_priority_insert): Ditto.
11032 * treestruct.def: New file.
11033 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11034 (CONTAINS_STRUCT_CHECK): Ditto.
11035 (tree_contains_struct_check_failed): New prototype.
11036 (DECL_CHECK): Removed.
11037 (DECL_MINIMAL_CHECK): New.
11038 (DECL_COMMON_CHECK): Ditto.
11039 (DECL_WRTL_CHECK): Ditto.
11040 (DECL_NON_COMMON_CHECK): Ditto.
11041 (DECL_WITH_VIS_CHECK): Ditto.
11042 (VAR_OR_FUNCTION_DECL_P): Ditto
11043 (struct tree_decl_minimal): New structure.
11044 (struct tree_decl_common): Ditto.
11045 (struct tree_decl_with_rtl): Ditto.
11046 (struct tree_decl_with_vis): Ditto.
11047 (struct tree_decl_non_common): Ditto.
11048 (struct tree_field_decl): Ditto.
11049 (struct tree_parm_decl): Ditto.
11050 (struct tree_var_decl): Ditto.
11051 (struct tree_function_decl): Ditto.
11052 (struct tree_const_decl): Ditto.
11053 (struct tree_result_decl): Ditto.
11054 (union tree_node): Add new structures.
11055 * var-tracking.c (track_expr_p): Reverse order of tests.
11057 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11059 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11061 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11062 * system.h: Poison FINALIZE_PIC.
11063 * doc/tm.texi (FINALIZE_PIC): Remove.
11065 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11068 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11069 to the correct type if we have a MODIFY_EXPR.
11071 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11073 PR tree-optimization/22360
11074 * tree.c (upper_bound_in_type): Fix calculations for casting
11075 to a non-wider signed type and casting a signed value to a
11076 wider unsigned type.
11077 (lower_bound_in_type): Fix calculations for casting to a
11078 non-wider signed type.
11080 PR tree-optimization/20139
11081 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11083 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11084 fold_cond_expr_cond.
11085 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11086 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11088 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11091 * tree-complex.c (expand_complex_libcall): Produce
11092 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11094 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11096 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11097 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11098 b" assert and inserted fastpath code for this case.
11099 (bitmap_ior): Removed "a != b" assert.
11101 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11103 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11104 (ENDFILE_SPEC): Likewise.
11105 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11107 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11108 a large stack frame at epilogue.
11110 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11112 * final.c: Include sdbout.h when required.
11114 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11116 * config.gcc (*-*-darwin*): Only one target-specific header file
11117 for generic darwin.
11118 (powerpc-*-darwin*): Add version-specific header files.
11119 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11120 * config.in: Regenerate.
11121 * configure: Regenerate.
11122 * gcc.c: Include xregex.h.
11123 (version_compare_spec_function): New.
11124 (spec_function): Add version-compare.
11125 (replace_outfile_spec_function): Reformat comment.
11126 (compare_version_strings): New.
11127 * config/darwin-c.c (version_as_macro): New.
11128 (builtin_define): New.
11129 (darwin_cpp_builtins): New.
11130 * config/darwin-protos.h (darwin_cpp_builtins): New.
11131 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11132 (LIB_SPEC): Make unconditional, update comment.
11133 (TARGET_C99_FUNCTIONS): Define.
11134 * config/darwin.opt: Sort.
11135 (mmacosx-version-min=): New.
11136 * config/darwin7.h: Delete.
11137 * config/darwin8.h: Delete.
11138 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11139 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11140 (TARGET_C99_FUNCTIONS): Define.
11141 * config/rs6000/darwin7.h: New.
11142 * config/rs6000/darwin8.h: New.
11143 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11144 (-mmacosx-version-min): Document.
11146 2005-07-07 Ian Lance Taylor <ian@airs.com>
11148 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11150 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11152 PR middle-end/22239
11153 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11155 2005-07-07 Khem Raj <kraj@mvista.com>
11157 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11158 in bytes, not words.
11160 2005-07-07 Paul Brook <paul@codesourcery.com>
11162 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11163 DEFAULT_FUNCTION_ARG_PADDING to upward.
11165 2005-07-07 Richard Henderson <rth@redhat.com>
11167 * function.c (locate_and_pad_parm): Record parameter alignment in
11168 stack_alignment_needed.
11170 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11172 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11173 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11174 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11175 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11176 (define_attr "type"): Add isync, sync, load_l, store_c.
11177 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11178 Create scratch volatile MEM.
11179 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11181 (load_locked_<mode>): New.
11182 (store_conditional_<mode>): New.
11183 (sync_compare_and_swap<mode>): Replace with splitter.
11184 (sync_lock_test_and_set<mode>): Replace with splitter.
11185 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11187 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11188 is ics. Attribute isync.
11189 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11191 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11192 and UNSPECV_SYNC_OP.
11193 (emit_unlikely_jump): New.
11194 (emit_load_locked): New.
11195 (emit_store_conditional): New.
11196 (rs6000_split_compare_and_swap): New.
11197 (rs6000_split_lock_test_and_set): New.
11198 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11199 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11200 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11201 rs6000_split_lock_test_and_set): Declare.
11202 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11203 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11204 store_c, isync, sync.
11206 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11208 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11209 filenames to gtyp-gen.h.
11210 (s-typ-gen): Use it in place of for loops.
11212 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11214 * hooks.c (hook_bool_rtx_int_false): New function.
11215 * hooks.h (hook_bool_rtx_int_false): Declare.
11216 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11217 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11218 * target.h (struct gcc_target): Add commutative_p member.
11219 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11220 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11221 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11222 (pa_commutative_p): New function.
11223 * jump.c (target.h): Include.
11224 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11225 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11227 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11229 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11230 (s390_expand_setmem): New.
11231 * config/s390/s390.c: Likewise.
11232 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11234 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11235 general_operand. Call new function "s390_expand_setmem".
11236 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11237 ("setmem_long", "*setmem_long"): ... this.
11239 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11241 * config/s390/s390.c: (optimization_options): Enable
11242 TARGET_MVCLE at -Os.
11243 * doc/invoke.texi: Document changes in default behaviour.
11244 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11246 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11248 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11249 defined by back-end.
11251 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11253 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11254 all sets in the pattern.
11255 * config/rs6000/rs6000.md (stack_protect_testsi,
11256 stack_protect_testdi): Likewise.
11258 2005-07-06 Jeff Law <law@redhat.com>
11260 * tree-vrp.c (simplify_using_ranges): Kill.
11261 (vrp_finalize): Remove call to simplify_using_ranges.
11262 (simplify_stmt_using_ranges): New function extracted from
11263 simplify_using_ranges.
11264 (simplify_div_or_mod_using_ranges): Likewise.
11265 (simplify_abs_using_ranges): Likewise.
11266 (simplify_cond_using_ranges): New function.
11267 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11268 * tree-ssa-propagate.c (substitute_and_fold): Call
11269 simplify_stmt_using_ranges if we have range information.
11271 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11273 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11274 ia64_flag_schedule_isns2.
11276 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11277 reading/writing general registers.
11278 (ia64_function_arg): Revert 2005-06-18 change.
11280 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11282 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11283 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11285 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11287 * function.c (expand_function_end): Revert part of 2005-06-27
11288 patch. Do sjlj_emit_function_exit_after after return_label.
11290 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11292 * doc/install.texi (--disable-libssp): New.
11294 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11296 * doc/invoke.texi: Update -fforce-mem documentation.
11297 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11298 code for -fforce-mem.
11299 * expmed.c: (store_bit_field,store_fixed_bit_field,
11300 extract_bit_field): Ditto.
11301 * expr.c: (convert_move): Ditto.
11302 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11303 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11304 emit_conditional_add,expand_float,expand_fix): Ditto.
11305 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11306 (common_handle_option): Issue warning when -fforce-mem specified.
11308 2005-07-06 Paul Brook <paul@codesourcery.com>
11310 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11312 * configure: Regenerate.
11314 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11316 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11318 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11320 Fix PR tree-optimization/22319
11321 Fix PR tree-optimization/22140
11322 Fix PR tree-optimization/22310
11324 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11325 variable sized types.
11326 Use correct type for intermediate structure on *a = *b structure
11329 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11331 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11333 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11334 (machine_function): Move typedef to...
11335 * config/rs6000/rs6000.c (machine_function): ... here. Add
11336 varargs_save_offset field.
11337 (rs6000_stack_t): Remove varargs_size field.
11338 (setup_incoming_varargs): Allocate varargs save area using
11339 assign_stack_local, try to make it as small as possible.
11340 Save offset from virtual_stack_vars_rtx to the save area
11341 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11342 instead of magic 8 when fp word byte size is used.
11343 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11344 instead of -RS6000_VARARGS_SIZE.
11345 (rs6000_stack_info, debug_stack_info,
11346 rs6000_initial_elimination_offset): Remove all traces of
11348 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11349 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11350 RS6000_VARARGS_AREA.
11352 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11354 PR tree-optimization/21963
11355 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11356 constant_multiple_of in the same way get_computation_cost_at does.
11358 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11360 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11361 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11362 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11363 and return its previous value.
11364 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11365 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11367 (stack_protect_set, stack_protect_test): New expanders.
11368 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11369 stack_protect_testdi): New insns.
11370 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11371 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11373 2005-07-06 Jeff Law <law@redhat.com>
11375 * tree-ssa-dce.c (cfg_altered): New global.
11376 (tree_dce_init): Initialize cfg_altered.
11377 (remove_dead_stmt): If we remove an edge in the CFG, then set
11379 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11382 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11384 * Makefile.in (stamp-collect-ld): Use
11385 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11386 ./collect-ld if it already exists.
11387 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11388 Don't remove ./nm if it already exists.
11390 2005-07-05 Devang Patel <dpatel@apple.com>
11392 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11393 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11394 * tree-vectorizer.c (vect_loop_location): New.
11395 (vect_print_dump_info): Use vect_loop_location.
11396 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11397 (vectorize_loops): Set vect_loop_location.
11398 * tree-vect-analyze.c (vect_analyze_offset_expr,
11399 vect_determin_vectorization_factor, vect_analyze_operations,
11400 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11401 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11402 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11403 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11404 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11405 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11406 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11407 vect_analyze_loop): Adjust vect_print_dump_info API.
11408 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11409 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11410 vect_finish_stmt_generation, vectorizable_assignment,
11411 vectorizable_operation, vectorizable_store, vectorizable_load,
11412 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11413 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11414 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11415 vect_transform_loop): Same.
11416 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11417 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11420 2005-07-05 Randolph Chung <tausq@debian.org>
11422 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11423 * configure: Regenerate.
11424 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11425 (pa_tls_referenced_p): Declare.
11426 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11427 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11428 (legitimize_tls_address): New.
11429 (hppa_legitimize_address): Handle TLS addresses.
11430 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11431 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11432 (emit_move_sequence): Handle TLS addresses.
11433 (pa_encode_section_info): Call default handler to handle common
11435 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11436 (CONSTANT_ADDRESS_P): Reject TLS operands.
11437 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11438 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11439 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11440 (UNSPEC_TLSLE): Define new constants.
11441 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11442 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11443 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11444 (tie_symbolic_operand, tle_symbolic_operand): New
11446 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11448 * aclocal.m4: Update macros for autoconf 2.59 style.
11449 * configure.ac: Likewise.
11451 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11453 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11454 (function_arg): Pass small aggregates in general registers on 32-bit
11456 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11458 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11460 * Makefile.in (final.o): Fix dependencies.
11462 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11466 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11467 * langhooks.c (lhd_expr_to_decl): New.
11468 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11470 (LANG_HOOKS_INITIALIZER): Update.
11471 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11472 expr_to_decl langhook.
11473 * c-tree.h (c_expr_to_decl): Declare.
11474 * c-typeck.c (c_expr_to_decl): New.
11475 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11477 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11479 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11482 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11483 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11485 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11487 * Makefile.in: Adjust dependencies.
11488 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11489 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11490 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11491 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11492 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11493 rest_of_compilation.
11495 * bb-reorder.c (gate_duplicate_computed_gotos,
11496 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11497 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11498 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11499 pass_partition_blocks): New.
11500 * bt-load.c (gate_handle_branch_target_load_optimize,
11501 rest_of_handle_branch_target_load_optimize,
11502 pass_branch_target_load_optimize): New.
11503 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11505 * cfglayout.c (pass_insn_locators_initialize): New.
11506 * cfgrtl.c (pass_free_cfg): New.
11507 * combine.c (gate_handle_combine, rest_of_handle_combine,
11508 pass_combine): New.
11509 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11510 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11511 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11512 * except.c (pass_set_nothrow_function_flags,
11513 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11515 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11516 rest_of_handle_shorten_branches, pass_shorten_branches,
11517 rest_of_clean_state, pass_clean_state): New.
11518 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11519 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11520 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11522 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11523 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11524 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11525 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11527 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11528 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11529 pass_rtl_ifcvt, gate_handle_if_after_combine,
11530 rest_of_handle_if_after_combine, pass_if_after_combine,
11531 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11532 pass_if_after_reload): New.
11533 * integrate.c (pass_initial_value_sets): New.
11534 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11535 pass_purge_lineno_notes): New.
11536 * mode-switching.c (rest_of_handle_mode_switching,
11537 pass_mode_switching): New.
11538 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11539 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11541 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11542 pass_loop_optimize): New.
11543 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11545 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11547 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11548 pass_postreload_cse): New.
11549 * profile.c (gate_handle_profiling, pass_profiling,
11550 rest_of_handle_branch_prob, pass_branch_prob): New.
11551 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11552 pass_split_before_regstack, gate_handle_split_before_regstack,
11553 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11554 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11555 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11556 pass_stack_regs): New.
11557 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11558 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11559 pass_stack_adjustments): New.
11560 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11561 pass_regrename): New.
11562 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11563 pass_delay_slots, gate_handle_machine_reorg,
11564 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11565 * rtl.h (extern void purge_line_number_notes): New.
11566 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11567 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11569 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11571 * value-prof.c (gate_handle_value_profile_transformations,
11572 rest_of_handle_value_profile_transformations,
11573 pass_value_profile_transformations): New.
11574 * var-tracking.c (gate_handle_var_tracking,
11575 pass_variable_tracking): New.
11576 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11578 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11579 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11580 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11581 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11582 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11583 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11584 rest_of_handle_gcse2, rest_of_handle_regmove,
11585 rest_of_handle_tracer, rest_of_handle_if_conversion,
11586 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11587 rest_of_handle_web, rest_of_handle_branch_prob,
11588 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11589 rest_of_handle_jump_bypass, rest_of_handle_combine,
11590 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11591 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11592 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11593 rest_of_handle_mode_switching, rest_of_handle_jump,
11594 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11595 rest_of_handle_flow2, rest_of_handle_jump2,
11596 rest_of_handle_peephole2, rest_of_handle_postreload,
11597 rest_of_handle_shorten_branches, rest_of_clean_state,
11598 rest_of_compilation): Remove.
11600 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11601 * passes.c (dump_flags, in_gimple_form, all_passes,
11602 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11603 register_dump_files, next_pass_1, last_verified, execute_todo,
11604 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11605 from tree-optimize.c.
11606 (init_optimization_passes): Moved from tree-optimize.c,
11607 adding the RTL optimizations.
11608 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11609 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11610 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11611 register_dump_files, next_pass_1, last_verified, execute_todo,
11612 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11613 init_tree_optimization_passes, ipa_passes): Delete.
11614 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11616 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11617 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11619 (ipa_passes): Remove.
11620 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11621 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11622 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11623 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11624 (dump_info_p, dump_flag): Moved to tree-dump.h.
11626 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11628 * passes.c (finish_optimization_passes): Use dump_begin
11629 and dump_end, TDI_end.
11630 (gate_rest_of_compilation): New.
11631 (pass_rest_of_compilation): Use it.
11632 (gate_postreload, pass_postreload): New.
11633 * toplev.c (general_init): Rename init_tree_optimization_passes.
11634 * toplev.h (init_tree_optimization_passes): Rename to
11635 init_optimizations_passes.
11636 * tree-dump.c (dump_flag): Make static.
11637 (dump_files): Remove RTL dumps.
11638 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11639 pass_cleanup_cfg, pass_free_cfg_annotations,
11640 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11641 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11642 * tree-pretty-print.c: Include tree-pass.h.
11643 * cgraph.c: Include tree-dump.h.
11645 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11647 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11648 Only fall back to saying it points to readonly memory if
11649 we can't do better.
11651 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11653 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11654 * config/m32r/m32r.c (m32r_compute_frame_size,
11655 m32r_expand_prologue): Take current_function_profile into
11656 account whenever we reference
11657 current_function_uses_pic_offset_table.
11658 (m32r_finalize_pic): Remove.
11659 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11661 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11663 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11664 instead of $<. Don't remove ./as if it already exists.
11666 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11669 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11670 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11671 for complex modes when generating code for PA 1.0.
11672 (VALID_FP_MODE_P): New macro.
11673 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11674 sets for all general and floating point modes. Align wide floating
11675 point modes to even register boundaries to comply with architectural
11677 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11678 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11679 (VALID_FP_MODE_P): New macro.
11680 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11681 sets for all general and floating point modes. Align wide floating
11682 point modes to even register boundaries to comply with architectural
11685 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11687 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11690 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11692 * tree-ssa-structalias.c: Don't include expr.h.
11694 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11696 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11699 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11701 Fix PR tree-optimization/22279
11703 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11706 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11708 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11710 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11712 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11713 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11714 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11715 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11716 config/stormy16/stormy16.c, config/v850/v850.c,
11717 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11718 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11719 Avoid "." or "\n" at end of diagnostics and capital letters at
11720 start of diagnostics.
11721 * combine.c, cse.c: Don't translate dump file output.
11722 * toplev.c (print_version): Only translate output if going to
11725 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11727 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11728 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11731 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11733 * pa.c (fix_range): Fix typo in comment.
11735 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11737 * tree-vrp.c (extract_range_from_assert): Replace
11738 fold (build (...)) with fold_build2.
11740 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11742 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11743 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11744 (format_types_orig, handle_format_attribute): Add support for
11747 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11749 * varasm.c (assemble_variable): Fix format specifier thinko.
11751 2005-07-03 Ira Rosen <irar@il.ibm.com>
11753 PR tree-optimization/22029 (and 22135)
11754 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11755 a phi node before calling dump_vops.
11757 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11759 * tree-dump.h (dump_string_field): Declare.
11760 * tree-dump.c: Use it instead of dump_string.
11761 (dump_string_field): Make non-static.
11763 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11765 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11766 up the minimal CFG stuff always when optimize > 0. Call
11767 split_all_insns_noflow in PIC case if needed.
11769 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11770 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11773 * c-decl.c (c_write_global_declarations): Dump contents of
11775 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11776 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11777 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11778 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11781 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11783 * c-common.h (GCC_DIAG_STYLE): Define.
11784 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11785 version for format checking to 4.1.
11786 * c-format.c: Include toplev.h after c-common.h.
11787 (enum format_type): Add gcc_tdiag_format_type.
11788 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11789 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11790 (format_types_orig): Add gcc_tdiag.
11791 (init_dynamic_diag_info): Support gcc_tdiag formats.
11792 (handle_format_attribute): Likewise.
11793 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11794 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11795 version for format checking to 4.1.
11796 (warning0, warning, error, pedwarn, sorry): Use
11797 ATTRIBUTE_GCC_DIAG.
11798 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11799 (finish_aliases_1): Do not use %qE.
11800 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11801 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11802 Correct format bugs.
11803 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11804 parameter to unsigned HOST_WIDE_INT.
11805 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11807 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11809 PR middle-end/21742
11810 * expr.c (write_complex_part): Use adjust_address for MEM.
11811 (read_complex_part): Same.
11813 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11815 Fix PR tree-optimization/22280
11817 * tree-sra.c (generate_element_init): Remove useless loop.
11819 2005-07-02 Richard Henderson <rth@redhat.com>
11821 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11823 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11825 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11827 PR middle-end/14490
11828 * fold-const.c (fold_binary): Handle the return value of
11829 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11830 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11832 2005-07-02 Jeff Law <law@redhat.com>
11834 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11835 a eliminate type conversion which feeds an equality comparison
11836 if the original type or either operand in the comparison is a
11839 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11841 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11842 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11844 * config/avr/avr.c: Do not use '`' as left quote.
11845 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11846 Remove "." from end of diagnostics. Make diagnostics start with
11849 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11850 Joseph S. Myers <joseph@codesourcery.com>
11852 * toplev.c (default_tree_printer): Handle setting location with
11854 * c-objc.common.c (c_tree_printer): Likewise.
11855 * c-format.c (gcc_diag_flag_specs): Add '+'.
11856 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11857 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11859 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11860 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11861 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11862 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11863 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11864 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11865 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11866 format arguments where %J is used without %D.
11868 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11870 * gcc.c (LINK_SSP_SPEC): Define.
11871 (link_ssp_spec): New variable.
11872 (LINK_COMMAND_SPEC): Add %(link_ssp).
11873 (static_specs): Add link_ssp_spec.
11874 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11875 * configure: Rebuilt.
11876 * config.in: Rebuilt.
11878 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11879 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11880 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11881 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11882 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11883 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11884 -0x7008(2) instead of reading __stack_chk_guard variable.
11885 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11887 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11888 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11889 if TARGET_THREAD_SSP_OFFSET is defined.
11890 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11891 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11894 2005-06-27 Richard Henderson <rth@redhat.com>
11895 * libgcc-std.ver (GCC_4.1.0): New.
11896 * libgcc.h (__stack_chk_guard): Declare.
11897 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11898 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11899 * mklibgcc.in (lib2funcs): Add them.
11901 2005-07-01 Richard Henderson <rth@redhat.com>
11903 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11904 void * before struct sigcontext *.
11905 (x86_fallback_frame_state): Likewise.
11907 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11909 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11911 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11914 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11915 we check for SSA_NAME for.
11917 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11919 Fix PR tree-optimization/22071
11921 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11923 (get_constraint_for_component_ref): Use it.
11925 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11928 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11929 print out the last new line.
11931 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11933 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11934 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11935 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11936 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11937 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11938 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11939 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11940 (enum reg_class): New member CC0_REGS.
11941 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11942 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11943 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11944 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11945 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11946 Adjust for register now described.
11948 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11951 * config/i386/i386.md (stack_protect_test_si,
11952 stack_protect_test_di): Add earlyclobber for scratch 3.
11953 * config/rs6000/rs6000.md (stack_protect_testsi,
11954 stack_protect_testdi): Add earlyclobber for scratch 3,
11955 remove earlyclobber from scratch 4.
11957 Older entries for 2005 can be found in ChangeLog-2005.