1 2005-12-16 Ben Elliston <bje@au.ibm.com>
3 * real.c (decimal_quad_format): Correct values for emin, emax.
5 2005-12-15 DJ Delorie <dj@redhat.com>
7 * config/m32c/predicates.md (m32c_psi_scale): New.
8 * config/m32c/m32c.c (m32c_expand_neg_mulpsi3): New.
9 * config/m32c/muldiv.md (mulpsi3): Support negative constants.
11 2005-12-16 Jan Hubicka <jh@suse.cz>
13 PR rtl-optimization/25224
14 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy
17 2005-12-15 Zdenek Dvorak <dvorakz@suse.cz>
18 Steven Bosscher <stevenb@suse.de>
20 * loop-invariant.c (df): New global variable.
21 (find_defs, check_dependencies, find_invariant_insn, record_uses,
22 find_invariants_bb, find_invariants_body, find_invariants,
23 find_invariants_to_move, move_invariants, free_inv_motion_data,
24 move_single_loop_invariants, move_loop_invariants): Do not pass df in
27 2005-12-15 Jakub Jelinek <jakub@redhat.com>
29 * varasm.c (default_unique_section_1): Use special section
30 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}.
32 2005-12-16 Ben Elliston <bje@au.ibm.com>
34 * doc/invoke.texi (Warning Options): Document -Walways-true being
37 2005-12-15 Joseph S. Myers <joseph@codesourcery.com>
40 * libgcc2.h (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Define.
41 * libgcc2.c (__floatdixf, __floatundixf, __floatditf,
42 __floatunditf): Use #error if type sizes don't match requirements
44 (__floatdisf, __floatdidf): Unify. Possibly use XFmode or TFmode
45 as wider floating-point type. Use #error if type sizes don't
46 match requirements of implementation. Avoid overflow in computing
47 Wtype_MAXp1_F * Wtype_MAXp1_F. When special casing conversion,
48 shift one more bit. Cast 1 to DWtype or UDWtype for shifting.
49 (__floatundisf, __floatundidf): Likewise.
50 * config/ia64/hpux.h (XF_SIZE, TF_SIZE): Define.
51 * config/ia64/ia64.c (ia64_init_libfuncs): Use
52 _U_Qfcnvfxt_quad_to_quad and _U_Qfcnvxf_quad_to_quad for
53 TFmode-TImode conversions.
54 * doc/tm.texi (SF_SIZE, DF_SIZE, XF_SIZE, TF_SIZE): Document.
56 2005-12-14 Craig Rodrigues <rodrigc@gcc.gnu.org>
58 * freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS):
59 Use builtin_define_with_int_value() instead of
60 adding a new check for every new major FreeBSD version.
62 2005-12-14 Andrew Pinski <pinskia@physics.uc.edu>
64 * config/t-darwin (darwin-c.o): Depend on $(TREE_H) instead of tree.h.
66 2005-12-15 Richard Sandiford <richard@codesourcery.com>
68 * config/arm/predicates.md (call_memory_operand): New.
69 * config/arm/arm.md (*call_mem, *call_value_mem): Use it.
71 2005-12-15 Andrew Haley <aph@redhat.com>
73 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard
74 against prev_cache_entry == NULL when moving a cache entry to the
77 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
79 * config/mt/mt.c (mt_override_options): Require lower case
80 architectures. Revert accidental default to ms2.
81 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC,
82 ENDFILE_SPEC): Require lower case architectures. Revert default
85 * doc/invoke.texi (MT Options): Rename and update.
86 * doc/md.texi (MorphoTech family): Rename and update.
88 2005-12-15 Olivier Hainque <hainque@adacore.com>
90 * stor-layout.c (layout_type): Don't complain about a too small
91 an array element type size compared to its alignment when the
94 2005-12-15 Jan Hubicka <jh@suse.cz>
97 * i386.c (classify_argument): Properly adjust offset of bitfield for
100 2005-12-15 Richard Sandiford <richard@codesourcery.com>
102 * final.c (final_scan_insn): Flip in_cold_section_p when changing
103 between the hot and cold sections. Use current_function_section
104 to get the new section.
105 * dwarf2out.c (output_line_info): Use in_cold_section_p to
106 determine whether we are assembling hot or cold code.
107 (secname_for_decl, dwarf2out_var_location): Likewise.
108 (dwarf2out_init, dwarf2out_finish): Use switch_to_section.
109 * varasm.c (last_text_section): Delete.
110 (in_cold_section_p): New variable.
111 (hot_function_section): New function.
112 (current_function_section): Pass in_cold_section_p as the
113 reloc argument to select_section. Use it to decide between
114 unlikely_function_section and hot_function_section.
115 (assemble_start_function): Use switch_to_section. Set
116 in_cold_section_p instead of last_text_section.
117 (assemble_end_function): Use switch_to_section.
118 (switch_to_section): Don't set last_text_section.
119 * config/darwin/darwin.c (machopic_select_section): Trust the reloc
120 argument to make the right choice between hot and cold sections.
122 2005-12-15 Nathan Sidwell <nathan@codesourcery.com>
124 Second part of MS1->MT renaming
125 * config/mt/mt.md (doloop_end): Call mt_add_loop.
126 (movqi, movhi): Call mt_set_memflags.
127 (*movdf_internal): Call mt_split_words.
128 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call
130 (cmpsi): Store to mt_compare_op[01].
131 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge,
132 bungt, bunle, bunlt): Call mt_emit_cbranch.
133 (prologue): Call mt_expand_prologue.
134 (epilogu): Call mt_expend_epilogue.
135 (eh_return): Call mt_expand_eh_return.
136 (eh_epilogue): Call me_emit_eh_epilogue.
137 (conditional_trap): Store to mt_compare_op[01].
138 * config/mt/crti.asm: Adjust comment.
139 * config/mt/crtn.asm: Adjust comment.
140 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed.
141 (mt_compare_op0, mt_compare_op1): Renamed.
142 (current_frame_info, zero_frame_info): Adjust type.
143 (mt_ucmpsi3_libcall): Renamed.
144 (mt_flag_delayed_branch): Renamed.
145 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed.
146 (mt_nops_required, mt_nop_reasons): Renamed.
147 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn,
148 mt_debug_stack, mt_print_operand_simple_address,
149 mt_print_operand_address, mt_print_operand): Renamed, adjusted.
150 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg,
151 mt_function_arg_advance, mt_arg_partial_bytes,
152 mt_pass_by_reference, mt_function_arg_boundary,
153 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p,
154 mt_legitimate_address_p): Renamed, adjusted.
156 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs,
157 mt_va_start, mt_compute_frame_size, mt_emit_save_restore,
158 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p,
159 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue,
160 mt_expand_eh_return, mt_emit_eh_prologue,
161 mt_handl_interrupt_attribute): Renamed, adjusted.
162 (mt_attribute_table): Renamed, adjusted.
163 (mt_initial_elimination_offset, mt_generate_compare,
164 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags,
165 mt_secondary_reload_class, mt_function_value, mt_split_words,
166 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length,
167 mt_scan_loop, mt_reorg_loops): Renamed, adjusted.
168 (mt_labels): Renamed.
169 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard,
170 mt_machine_reorg): Renamed, adjusted.
171 (mt_attribute_table: Renamed.
172 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX,
173 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK,
174 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust.
175 * config/mt/mt.opt (march): Set mt_cpu_string.
176 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed.
177 (TARGET_CPU_CPP_BUILTINS): Adjust.
178 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003,
180 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust.
181 (MT_MIN_INT): Renamed.
182 (RETURN_ADDR_RTX): Adjust.
183 (struct mt_frame_info): Renamed.
184 (current_frame_info): Adjust type.
185 (INITIAL_ELIMINATION_OFFSET): Adjust.
186 (MT_NUM_ARG_REGS): Renamed.
187 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS,
188 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE,
189 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START,
190 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE,
191 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust.
192 (mt_compare_op0, mt_compare_op1): Renamed.
193 * config/mt/mt-protos.h: Rename prototypes.
195 2005-12-15 Richard Guenther <rguenther@suse.de>
197 * tree-flow.h (okay_component_ref_for_subvars): Remove.
198 (get_ref_base_and_extent): Declare.
199 * tree-dfa.c (okay_component_ref_for_subvars): Remove.
200 (get_ref_base_and_extent): New function.
201 * tree-ssa-alias.c (find_used_portions): Use it.
202 * tree-ssa-structalias.c (get_constraint_for_component_ref):
204 * tree-ssa-operands.c (get_expr_operands): Likewise.
206 2005-12-15 Paolo Bonzini <bonzini@gnu.org>
208 * combine.c: Remove force_to_mode's fourth parameter.
209 (force_to_mode): Do not handle REG.
210 (canon_reg_for_combine): New.
211 (make_field_assignment): Use it where the removed argument was non-NULL.
213 2005-12-15 Alan Modra <amodra@bigpond.net.au>
216 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Handle
217 error_mark_node. Make alignment params unsigned.
218 * config/rs6000/rs6000-protos.h
219 (rs6000_special_round_type_align): Update prototype.
220 (rs6000_machopic_legitimize_pic_address): Remove arg names.
222 2005-12-14 Ulrich Weigand <uweigand@de.ibm.com>
224 PR rtl-optimization/25310
225 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs
226 of the eliminable register when substituting into a PLUS.
228 2005-12-14 Jakub Jelinek <jakub@redhat.com>
231 * config/i386/i386.c (ix86_force_to_memory): Always use
232 SImode push for HImode in -m32.
233 (ix86_free_from_memory): Likewise.
235 2005-12-14 Richard Sandiford <richard@codesourcery.com>
237 * gcc/config/arm/arm.md: Provide a big-endian version of the
238 (zero_extend:SI (subreg:QI ...)) splitter.
240 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
242 * struct-equiv.c (note_local_live): Handle hard regs with different
245 2005-12-14 Jeff Law <law@redhat.com>
247 * tree-ssa-ccp.c (fold_stmt_r): DATA argument is now a pointer
248 to a structure containing state rather than a pointer to bool.
249 (case ARRAY_REF): New code to handle folding some array references.
250 (case ADDR_EXPR): Note when we are processing expressions found
251 within an ADDRE_EXPR.
252 (fold_stmt, fold_stmt_inplace): Pass in a structure to fold_stmt_r
253 for state variables rather than just a pointer to a boolean.
254 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
255 handling of constant string references.
257 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
259 * config/s390/s390.md ("*tstdi_extimm", "*tstsi_extimm"): Merge.
260 ("*tstdi_cconly_extimm", "*tstsi_cconly_extimm"): Merge.
261 ("*tstdi_cconly2", "*tstsi_cconly2"): Merge.
262 Move other tst* patterns to retain partial order.
264 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
266 * config/s390/s390.md ("d0", "1"): New mode attributes.
267 ("<shift>di3", "<shift>si3"): Merge.
268 ("*<shift>di3_and", "*<shift>si3_and"): Merge.
269 ("ashrdi3", "ashrsi3"): Merge.
270 ("*ashrdi3_cc", "*ashrsi3_cc"): Merge.
271 ("*ashrdi3_cc_and", "*ashrsi3_cc_and"): Merge.
272 ("*ashrdi3_cconly", "*ashrsi3_cconly"): Merge.
273 ("*ashrdi3_cconly_and", "*ashrsi3_cconly_and"): Merge.
274 ("*ashrdi3", "*ashrsi3"): Merge.
275 ("*ashrdi3_and", "*ashrsi3_and"): Merge.
277 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
279 * config/s390/s390.md ("extend<mode>di2", "extend<mode>si2"): Merge.
280 ("*extendqidi2_extimm", "*extendqisi2_extimm"): Merge.
281 ("*extendqidi2", "*extendqisi2") Merge.
282 ("*extendqidi2_short_displ", "*extendqisi2_short_displ"): Merge.
283 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
284 ("*zero_extend<mode>di2_extimm", "*zero_extend<mode>si2_extimm"): Merge.
285 Move some patterns to retain partial ordering.
287 2005-12-14 Adrian Straetling <straetling@de.ibm.com>
289 * config/s390/s390.md ("atype", "length"): Rewrite.
290 ("*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): Add mode.
292 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
294 * tree-ssa-operands.c (build_ssa_operands): Update leading comment.
296 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
298 * struct-equiv.c (rtx_equiv_p): Allow arbitrary RVALUE values for
299 PARALLELs with a mode.
301 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
303 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
306 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
308 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
310 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
314 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
317 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
319 2005-12-14 Jakub Jelinek <jakub@redhat.com>
323 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
324 DECL_P, call get_section rather than get_named_section. Supply
327 2005-12-14 Ben Elliston <bje@au.ibm.com>
329 * c-common.c (c_common_truthvalue_conversion): Generalise warning
330 for addresses converted to booleans; not just function addresses.
331 * c-typeck.c (build_binary_op): Warn for address comparisons which
332 can never be NULL (eg. func == NULL or &var == NULL).
333 * common.opt (Walways-true): New option.
334 * c-opts.c (c_common_handle_option): Set it with -Wall.
335 * doc/invoke.texi: Document it.
337 2005-12-13 Paul Brook <paul@codesourcery.com>
339 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
340 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
342 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
344 * sim/common/sim-signal.c (sim_signal_to_target): Add missing ':'.
345 * sim/common/sim-signal.h (sim_signal_to_target): Return an int.
347 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
348 (EXTRA_MULTILIB_PARTS): Define.
350 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
352 PR rtl-optimization/20070 / part1
353 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
354 count_or_remove_death_notes with kill == -1.
355 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
356 registers if PROP_POST_REGSTACK is set.
357 (mark_used_reg): Likewise.
358 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
359 REG_UNUSED notes for stack regs.
360 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
361 to match rtx_equiv_p machinery. Change caller.
362 (outgoing_edges_match): Likewise.
363 (try_crossjump_to_edge): Use struct_equiv_block_eq
364 instead of flow_find_cross_jump.
365 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
366 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
367 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
368 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
369 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
370 (insns_match_p): Update prototype.
371 (flow_find_cross_jump): Remove prototype.
372 (struct_equiv_block_eq, struct_equiv_init): Declare.
373 (rtx_equiv_p, condjump_equiv_p): Likewise.
374 * struct-equiv.c: Include reload.h.
375 (IMPOSSIBLE_MOVE_FACTOR): Define.
376 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
377 (struct_equiv_improve_checkpoint): Likewise.
378 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
379 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
380 (struct_equiv_merge, find_dying_input): Likewise.
381 (resolve_input_conflict, note_local_live): Likewise.
382 (death_notes_match_p): Change parameters and processing
383 to match rtx_equiv_p machinery. Change caller.
384 (insns_match_p): Likewise.
385 (flow_find_cross_jump): Replace with:
386 (struct_equiv_block_eq).
388 Back out this change:
389 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
390 * recog.c (verify_changes): Make it static.
391 * recog.h: Remove the corresponding prototype.
393 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
395 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
398 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
400 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
401 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
402 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
403 TARGET_MS1_64_001 appropriately.
404 (ms1_machine_reorg): Use TARGET_MS2.
406 2005-12-13 Jakub Jelinek <jakub@redhat.com>
410 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
411 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
412 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
413 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
414 Set mode to SI, adjust constraints.
415 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
416 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
419 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
421 * c-cppbuiltin.c (builtin_define_float_constants): Add
422 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
423 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
424 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
425 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
426 to "((double)%sL)" otherwise "%s".
428 2005-12-13 Paul Brook <paul@codesourcery.com>
430 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
433 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
435 * tree-flow.h: Allow compilation with a C++ compiler.
436 (struct edge_prediction): Prefix all field names with "ep_".
437 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
438 (tree_predict_edge, combine_predictions_for_bb): Likewise.
439 (remove_predictions_associated_with_edge): Likewise.
441 2005-12-12 Jeff Law <law@redhat.com>
443 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
445 * passes.c (init_optimization_passes): Run reassociation again
446 after loop optimizations.
448 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
450 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
452 (optimize_stmt): Ditto.
453 (canonicalize_comparison): New function.
454 * tree-ssa-operands.c (swap_tree_operands): Make external.
455 (get_expr_operands): Stop auto-canonicalization.
456 * tree-ssa-reassoc.c: Rewrite.
457 (init_optimization_passes):
458 * tree-flow.h (swap_tree_operands): Prototype.
459 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
461 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
463 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
464 indicate function epilogue has been output.
465 (pa_asm_output_mi_thunk): Likewise.
466 (output_deferred_plabels): Put plabels in readonly data section when
467 not generating PIC code.
468 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
469 information. Add assert.
470 (som_output_comdat_data_section_asm_op): New function.
471 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
472 instead of output_section_asm_op for COMDAT sections.
474 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
476 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
477 Fix whitespace in vincinity of to-be-installed changes.
478 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
479 (insns_match_p): Likewise.
481 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
483 * config.gcc (ms1): Replace with ...
485 * config/ms1: Rename to ...
486 * config/mt: ... here. Rename ms1 files to mt.
487 * config/mt/mt.c: Adjust gt-mt.h #include.
488 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
489 (crti.o, crtn.o): Adjust file names.
491 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
493 * varray.h: Allow compilation with a C++ compiler.
494 (union varray_data_tag): Prefix all field names with "vdt_".
495 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
496 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
497 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
498 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
499 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
500 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
501 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
502 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
503 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
504 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
505 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
506 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
507 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
508 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
509 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
510 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
511 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
512 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
513 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
514 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
515 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
516 VARRAY_TOP_TREE_PTR): Likewise.
517 * varray.c (varray_grow): Likewise.
518 (varray_clear): Likewise.
520 2005-12-12 Alan Modra <amodra@bigpond.net.au>
523 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
524 alignment to doubleword if the first field is a double array.
525 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
527 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
529 * tree-ssa-structalias.c (process_constraint): Remove code to
530 transform addressofs into scalar.
531 (create_variable_info_for): In whole-program IPA, globals don't
532 point to ANYTHING by default.
534 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
536 * timevar.def (TV_IPA_PTA): New.
537 * tree-pass.h (pass_ipa_pta): New
538 * tree-ssa-structalias.c: Include cgraph.h
540 (predbitmap_obstack): New.
541 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
542 (struct constraint_stats): Add num_edges.
543 (new_var_info): Don't call bitmap_clear.
544 (struct constraint_edge): Update docs.
545 (new_constraint_edge): Remove src param.
546 (struct constraint_graph): Add zero_weight_succs,
547 zero_weight_preds. Update docs.
548 (constraint_expr_equal): Reformat.
549 (constraint_edge_equal): Update for removal of src.
550 (constraint_edge_less): Ditto.
551 (constraint_edge_vec_find): Ditto.
552 (erase_graph_self_edge): Update for removal of src and and zero
554 (clear_edges_for_node): Ditto.
555 (add_graph_edge): Ditto.
556 (get_graph_weights): Ditto.
557 (allocate_graph_weights): Ditto.
558 (merge_graph_nodes): Ditto.
559 (int_add_graph_edge): Ditto.
560 (valid_graph_edge): Ditto.
561 (valid_weighted_graph_edge): Ditto.
562 (build_constraint_graph): Ditto.
564 (collapse_nodes): Ditto.
565 (process_unification_queue): Ditto.
567 (solve_graph): Ditto.
568 (do_structure_copy): Ditto.
569 (perform_var_substitution): Ditto.
570 Init and release obstack.
571 (handle_ptr_arith): Try to resolve directly.
572 (find_func_aliases): Don't call update_alias_info here
573 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
574 (do_sd_constraint): Add code for propagating faster.
576 (do_ds_constraint): Ditto.
577 (count_num_arguments): New function.
578 (create_function_info_for): Ditto.
579 (create_variable_info_for): Handle FUNCTION_DECL.
580 (intra_create_variable_infos): Use make_constraint_to_anything.
581 (init_alias_vars): Init obstacks here.
582 (need_to_solve): Handle zero weight graph changes.
583 (compute_points_to_sets): Call update_alias_info here.
584 (delete_points_to_sets): Free zero weight preds/succs here.
586 (ipa_pta_execute): New
588 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
590 * tree-ssa-structalias.c (var_anyoffset): Removed.
591 (anyoffset_tree): Ditto.
592 (anyoffset_id): Ditto.
593 (do_deref): Take vector of constraints, no return value.
594 Update to work on vector.
595 (get_constraint_for): Ditto.
596 (get_constraint_for_component_ref): Ditto.
597 (do_structure_copy): Ditto.
598 (handle_ptr_arith): Ditto.
599 (find_func_aliases): Ditto.
600 (set_uids_in_ptset): Remove anyoffset handling.
601 (init_base_vars): Ditto.
603 2005-12-10 Mark Mitchell <mark@codesourcery.com>
606 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
607 DECL_EXTERNAL functions have no bodies. Tidy.
609 2005-12-10 Andreas Schwab <schwab@suse.de>
611 * except.c (switch_to_exception_section): Only define if
612 TARGET_UNWIND_INFO is not defined.
614 2005-12-10 Richard Sandiford <richard@codesourcery.com>
616 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
617 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
619 2005-12-10 Richard Sandiford <richard@codesourcery.com>
621 * output.h (init_section, fini_section): Delete.
622 * varasm.c (init_section, fini_section): Delete.
623 (init_varasm_once): Don't initialize them.
624 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
625 there are no corresponding varasm.c variables.
627 2005-12-10 Richard Sandiford <richard@codesourcery.com>
629 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
630 of EH_FRAME_SECTION_NAME into...
631 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
633 * except.c (default_exception_section): Delete, moving most
635 (switch_to_exception_section): ...this new function. Set
636 exception_section if it is still null, then switch to it.
637 (output_function_exception_table): Use switch_to_exception_section.
638 * varasm.c (exception_section, eh_frame_section): Update comments.
639 (get_section): Hoist use of SECTION_NAMED.
640 (init_varasm_once): Don't set exception_section and eh_frame_section.
641 * output.h (default_exception_section): Delete.
642 (default_eh_frame_section): Delete.
644 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
646 * config/bfin/bfin.c: Include "cgraph.h".
647 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
648 Return the reg that holds the pointer to the GOT.
649 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
650 doing stack checking.
652 2005-12-09 Diego Novillo <dnovillo@redhat.com>
654 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
655 recompute_tree_invarant_for_addr_expr.
656 Update uses everywhere.
658 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
660 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
661 (MULTILIB_DIRNAMES): Define.
663 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
666 * config/s390/s390.c (struct s390_address): New field literal_pool.
667 (s390_decompose_address): Compute literal_pool field. Do not
668 assume register %r13 is always (and solely) used as pool base.
669 (s390_extra_constraint_str): Use literal_pool field.
671 2005-12-09 Thiemo Seufer <ths@networkno.de>
673 * config/mips/mips.c (override_options): Don't allow too small
674 integers in FP registers.
676 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
678 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
679 targetm.binds_local_p to check for local function calls.
681 2005-12-09 Alan Modra <amodra@bigpond.net.au>
684 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
685 call_used_regs can't be used to save reg in another reg.
687 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
688 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
690 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
692 * except.c (output_ttype): Likewise.
693 * tree-object-size.c (collect_object_sizes_for): Likewise.
694 (check_for_plus_in_loops_1): Likewise.
695 (check_for_plus_in_loops): Likewise.
696 (compute_object_sizes): Use gcc_unreachable instead of abort.
698 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
700 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
701 (loop_end, loop_init, doloop_end): New insns.
702 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
703 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
704 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
705 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
706 * config/ms1/ms1.c: #include basic-block.h
707 (struct machine_function): Add has_loops field.
709 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
710 (struct loop_info, struct loop_work): New.
711 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
712 (ms1_reorg_loops): New loop optimization.
713 (ms1_machine_reorg): Call it.
714 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
716 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
718 PR tree-optimization/25248
719 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
720 evolution_of_loop from the failed attempt. Remove handling
723 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
725 * tree.h (DECL_EXTERNAL): Clarify documentation.
727 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
728 Jakub Jelinek <jakub@redhat.com>
731 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
732 argument. Don't drop outer ANDs.
733 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
734 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
736 * config/s390/predicates.md (setmem_operand): Remove.
737 (shift_count_operand): Rename to...
738 (shift_count_or_setmem_operand): ... this. Adjust
739 s390_decompose_shift_count caller.
740 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
741 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
742 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
743 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
744 rotl<mode>3_and, setmem_long_and): New insns.
745 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
746 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
747 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
748 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
749 of shift_count_operand.
750 (setmem_long): Use shift_count_or_setmem_operand instead of
753 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
754 Andreas Tobler <a.tobler@schweiz.ch>
756 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
759 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
761 * expr.c (force_operand): Use convert_to_mode for conversions.
763 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
765 * reload.h (reg_equiv_invariant): Declare.
766 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
767 register also when reg_equiv_invariant[R] is set.
769 2005-12-07 Richard Sandiford <richard@codesourcery.com>
770 Andreas Tobler <a.tobler@schweiz.ch>
772 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
774 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
776 * tree-ssa-pre.c (bitmap_set_and): New function.
777 (bitmap_set_and_compl): New function.
778 (bitmap_set_empty_p): New function.
779 (insert_extra_phis): New function.
780 (compute_avail): Use insert_extra_phis.
782 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
784 * config/s390/s390.c (s390_expand_atomic): New function.
785 Adjust comment of helper functions.
786 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
787 * config/s390/s390.md ("ATOMIC"): New code macro.
788 ("atomic"): Corresponding new code attribute.
789 ("sync_lock_test_and_set[hq]i",
790 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
792 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
794 * config/s390/s390.c (s390_expand_mask_and_shift,
795 struct alignment_context, init_alignment_context,
796 s390_expand_cs_hqi): New.
797 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
798 * config/s390/s390.md ("sync_compare_and_swaphi",
799 "sync_compare_and_swapqi"): New pattern.
801 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
803 Fix PR tree-optimization/25291
804 * tree-ssa-operands.c (add_call_clobber_ops): Remove
805 redundant and crashing check.
807 2005-12-08 Alan Modra <amodra@bigpond.net.au>
810 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
811 tests further when !strict && reload_in_progress.
812 (print_operand): Check that both operands of indexed address are regs.
813 (print_operand_address): Likewise.
814 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
815 (INT_REG_OK_FOR_BASE_P): Correct.
817 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
819 Preparation for PR rtl-optimization/20070 / part1
820 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
821 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
822 outgoing_edges_match.
823 (outgoing_edges_match): Use condjump_equiv_p.
824 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
826 * struct-equiv.c: New file.
827 (death_notes_match_p) New function, broken out of insns_match_p.
828 * Makefile.in (OBJS-common): Add struct-equiv.o.
829 (struct-equiv.o): New target.
831 2005-12-07 Richard Sandiford <richard@codesourcery.com>
833 * coretypes.h: Revert previous change.
834 * config/darwin.h: Revert previous reversion.
835 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
837 2005-12-07 Richard Sandiford <richard@codesourcery.com>
839 * coretypes.h (section): Provide dummy definition for target files.
840 * config/darwin.h: Revert previous change.
842 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
844 * doc/sourcebuild.texi (all.build, install-normal): Remove.
845 * configure.ac: Remove all.build and install-normal from target_list
846 * configure: Regenerate.
847 * Makefile.in (install): Don't depend on install-normal.
849 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
851 * Makefile.in: Document the use of stamps.
853 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
855 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
856 * Makefile.in: Add code to compute some dependencies on s-gtype
857 automatically. Remove the declaration of those dependencies.
859 2005-12-07 Richard Sandiford <richard@codesourcery.com>
861 * gcc/reload.c (push_secondary_reload): Fix typo:
862 s/insn_constraint/scratch_constraint/.
864 2005-12-07 Richard Sandiford <richard@codesourcery.com>
866 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
868 2005-12-07 Richard Sandiford <richard@codesourcery.com>
870 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
871 (alpha_elf_select_rtx_section): Return the selected section rather
872 than emitting assembly code.
873 (alpha_write_linkage): Emit a ".link" directive directly and then
874 set in_section to NULL.
875 (vms_asm_out_constructor): Use switch_to_section.
876 (vms_asm_out_destructor): Likewise.
877 (unicosmk_output_common): Set in_section to NULL instead of calling
878 the dummy common_section function.
879 (unicosmk_text_section): Delete in favor of...
880 (unicosmk_output_text_section_asm_op): ...this new function.
881 (unicosmk_data_section): Delete in favor of...
882 (unicosmk_output_data_section_asm_op): ...this new function.
883 (unicosmk_init_sections): New function.
884 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
885 (unicosmk_output_ssib): Set in_section to NULL instead of calling
886 the dummy ssib_section function.
887 (unicosmk_section_buf): Delete.
888 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
889 (unicosmk_data_section): Delete.
890 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
891 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
892 (SECTION_FUNCTION_TEMPLATE): Delete.
893 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
894 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
895 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
896 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
897 (TARGET_ASM_INIT_SECTIONS): Define.
898 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
899 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
900 (link_section, literals_section): Delete.
901 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
902 set in_section to NULL.
904 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
905 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
906 (COMMON_SECTION): Delete.
907 (TARGET_ASM_INIT_SECTIONS): Define.
908 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
909 the dummy common_section function.
910 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
911 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
912 between readonly_data_section and text_section to check whether
913 read-only data is being put in the text section.
914 (arm_output_function_epilogue): Use switch_to_section.
915 (arm_elf_asm_constructor): Likewise.
916 (thumb_call_via_reg): Replace call to in_text_section with
917 a comparison between in_section and text_section.
918 (arm_file_end): Use switch_to_section.
919 (aof_text_section): Delete in favor of...
920 (aof_output_text_section_asm_op): ...this new function.
921 (aof_data_section): Delete in favor of...
922 (aof_output_data_section_asm_op): ...this new function.
923 (aof_asm_init_sections): New function.
924 (zero_init_section): Moved from config/arm/aof.h.
925 (aof_dump_imports, aof_file_start): Use switch_to_section.
926 * config/arm/arm.h (thumb_call_via_label): Update comment.
927 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
928 (common_section): Delete.
929 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
930 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
931 global switch_to_section function instead of the old port-local one.
932 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
933 (SWITCH_TO_SECTION_FUNCTION): Delete.
934 (drectve_section): Redefine as a macro.
935 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
936 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
939 * config/avr/avr.c (progmem_section): New variable.
940 (avr_output_progmem_section_asm_op): New function.
941 (avr_asm_init_sections): New function.
942 (avr_output_addr_vec_elt): Use switch_to_section.
943 * config/avr/avr.h (progmem_section): Declare.
944 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
945 (READONLY_DATA_SECTION): Delete.
946 (TARGET_ASM_INIT_SECTIONS): Define.
947 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
948 * config/avr/avr-protos.h (progmem_section): Delete.
950 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
952 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
953 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
955 * config/darwin-sections.def: New file.
956 * config/darwin.c: Define all sections in darwin-sections.def.
957 (output_objc_section_asm_op, darwin_init_sections): New functions.
958 (machopic_output_indirection): Use switch_to_section.
959 (machopic_select_section): Return the selected section rather than
960 emitting assembly code. Replace the static function table with
961 inline conditional expressions. Update the tests of last_text_section
962 and move them into the FUNCTION_DECL block.
963 (machopic_select_rtx_section): Return the selected section rather than
964 emitting assembly code.
965 (machopic_asm_out_constructor, machopic_asm_out_destructor)
966 (darwin_file_end): Use switch_to_section.
967 * config/darwin.h: Use darwin-sections.def to declare sections.
968 (INIT_SECTION_ASM_OP): Remove empty definition.
969 (HAS_INIT_SECTION): Define this instead.
970 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
971 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
972 (TARGET_ASM_EH_FRAME_SECTION): Delete.
973 (TARGET_ASM_INIT_SECTIONS): Define.
974 * config/darwin-protos.h (darwin_init_sections): Declare.
975 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
976 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
977 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
978 (constructor_section, destructor_section, mod_init_section): Delete.
979 (mod_term_section): Delete.
980 (darwin_exception_section, darwin_eh_frame_section): Delete.
981 (machopic_select_section): Return a section.
982 (machopic_select_rtx_section): Likewise.
983 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
984 (const_section, const_coal_section, const_data_section): Delete.
985 (const_data_coal_section, data_coal_section, cstring_section): Delete.
986 (literal4_section, literal8_section, constructor_section): Delete.
987 (mod_init_section, mod_term_section, destructor_section): Delete.
988 (objc_class_section, objc_meta_class_section, objc_category_section)
989 (objc_class_vars_section, objc_instance_vars_section): Delete.
990 (objc_cls_meth_section, objc_inst_meth_section): Delete.
991 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
992 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
993 (objc_symbols_section, objc_module_info_section): Delete.
994 (objc_image_info_section, objc_protocol_section): Delete.
995 (objc_string_object_section, objc_constant_string_object_section)
996 (objc_class_names_section, objc_meth_var_names_section): Delete.
997 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
998 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
999 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
1000 (darwin_exception_section, darwin_eh_frame_section): Delete.
1001 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
1003 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
1004 (frv_asm_out_destructor): Likewise.
1005 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1006 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
1007 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
1009 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
1010 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
1011 (data_section): Delete.
1013 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1014 (DRECTVE_SECTION_FUNCTION): Delete.
1015 (drectve_section): Redefine as a macro that sets in_section after
1016 emitting the directive.
1017 (SWITCH_TO_SECTION_FUNCTION): Delete.
1018 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
1019 in_text_section with comparison between in_section and text_section.
1020 * config/i386/i386.c (x86_64_elf_select_section): Return the section
1021 rather than emitting assembly code. Use get_named_section.
1022 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
1024 (machopic_output_stub): Use switch_to_section.
1025 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
1026 (nwld_named_section_asm_out_destructor): Use get_section and
1029 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
1030 rather than emitting assembly code.
1031 (ia64_rwreloc_select_section): Likewise.
1032 (ia64_rwreloc_select_rtx_section): Likewise.
1033 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
1034 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1036 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1037 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
1039 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
1040 section rather than emitting assembly code.
1041 (iq2000_select_section): Likewise.
1042 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
1043 (sbss_section): Delete.
1045 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
1046 and get_named_section.
1047 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
1049 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
1050 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
1051 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
1052 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
1054 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1055 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1056 global switch_to_section function instead of the old port-local one.
1057 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1058 (SWITCH_SECTION_FUNCTION): Delete.
1059 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
1060 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
1061 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
1062 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
1064 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
1065 global switch_to_section function instead of the old port-local one.
1066 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
1068 * config/mips/mips.c (mips_file_start): Update comment.
1069 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
1070 (mips_output_aligned_decl_common): Use switch_to_section.
1071 (mips_select_rtx_section): Return the section rather than emitting
1072 assembly code. Use get_named_section.
1073 (mips_function_rodata_section: Likewise get_section.
1074 (build_mips16_function_stub): Use switch_to_section.
1075 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
1076 (SDATA_SECTION_ASM_OP): Delete.
1077 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
1078 (EXTRA_SECTION_FUNCTIONS): Delete.
1080 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
1081 (mmix_asm_output_aligned_local): Use switch_to_section.
1083 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
1084 (som_one_only_readonly_data_section): New variables.
1085 (pa_output_function_epilogue): Set in_section to NULL instead of
1086 calling forget_section.
1087 (output_deferred_plabels): Use select_section.
1088 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
1089 of calling forget_section.
1090 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
1091 (pa_asm_output_aligned_local): Use select_section.
1092 (som_text_section_asm_op): Delete in favor of...
1093 (som_output_text_section_asm_op): ...this new function.
1094 (pa_som_asm_init_sections): New function.
1095 (pa_select_section): Return the section rather than emitting
1097 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1098 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
1099 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
1100 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
1101 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
1102 (som_readonly_data_section, som_one_only_readonly_data_section)
1103 (som_one_only_data_section, forget_section): Delete.
1104 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
1105 (TARGET_ASM_INIT_SECTIONS): Define.
1106 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
1108 * config/rs6000/rs6000.c (read_only_data_section): New variable.
1109 (private_data_section, read_only_private_data_section): New variables.
1110 (sdata2_section, toc_section): New variables.
1111 (rs6000_file_start): Use switch_to_section.
1112 (rs6000_assemble_integer): Use comparisons against in_section
1113 instead of calling in_toc_section and in_text_section. Use
1114 unlikely_text_section_p.
1115 (rs6000_elf_output_toc_section_asm_op): New function, derived
1116 from the old rs6000/sysv4.h toc_section function.
1117 (rs6000_elf_asm_init_sections): New function.
1118 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
1119 the section rather than emitting assembly code.
1120 (machopic_output_stub): Use switch_to_section.
1121 (toc_section): Delete dummy function.
1122 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
1123 switch_to_section and get_section.
1124 (rs6000_xcoff_output_readonly_section_asm_op): New function.
1125 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
1126 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
1127 the old rs6000/xcoff.h toc_section function.
1128 (rs6000_xcoff_asm_init_sections): New function.
1129 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
1130 the section rather than emitting assembly code.
1131 (rs6000_xcoff_file_start): Use switch_to_section.
1132 (rs6000_xcoff_file_end): Likewise.
1133 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
1134 (sdata2_section, sbss_section, private_data_section): Delete.
1135 (read_only_data_section, read_only_private_data_section): Delete.
1136 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1137 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
1138 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
1139 (FINI_SECTION_FUNCTION): Delete.
1140 (TARGET_ASM_INIT_SECTIONS): Define.
1141 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
1142 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1143 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
1144 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
1145 (READONLY_DATA_SECTION): Delete.
1146 (TARGET_ASM_INIT_SECTIONS): Define.
1147 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
1148 to NULL rather than no_section.
1149 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1151 * config/sh/sh.c (sh_file_start): Use switch_to_section.
1153 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
1154 (sparc_output_deferred_case_vectors): Likewise. Remove argument
1155 from call to current_function_section.
1157 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
1158 (bss100_section): New variable.
1159 (xstormy16_asm_output_aligned_common): Use switch_to_section.
1160 (xstormy16_asm_init_sections): New function.
1161 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
1162 switch_to_section and get_section.
1163 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
1164 from calls to current_function_section.
1165 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
1166 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
1167 (TARGET_ASM_INIT_SECTIONS): Define.
1168 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
1170 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1171 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
1172 (FINI_SECTION_FUNCTION): Delete.
1174 * config/v850/v850.c: Include gt-v850.h.
1175 (rosdata_section, rozdata_section, tdata_section, zdata_section)
1176 (zbss_section): New variables.
1177 (v850_output_aligned_bss): Use switch_to_section.
1178 (v850_asm_init_sections): New function.
1179 (v850_select_section): Return the section rather than emitting
1181 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
1182 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
1183 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
1184 (TARGET_ASM_INIT_SECTIONS): Define.
1185 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
1186 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
1187 (zbss_section): Delete.
1189 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
1191 * config/vx-common.h (vxworks_exception_section): Delete.
1192 (TARGET_ASM_EXCEPTION_SECTION): Delete.
1194 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
1195 section rather than emitting assembly code.
1196 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
1199 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
1200 * coretypes.h (section): New union and typedef.
1201 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
1202 from call to current_function_section.
1203 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
1204 (dbxout_symbol_location): Use switch_to_section.
1205 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
1206 most of the code into...
1207 (default_eh_frame_section): ...here. Return a section.
1208 (collect2_eh_frame_section): Delete, moving most of the code into..
1209 (switch_to_eh_frame_section): ...this new function.
1210 (debug_info_section, debug_abbrev_section, debug_aranges_section)
1211 (debug_macinfo_section, debug_line_section, debug_loc_section)
1212 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
1214 (output_call_frame_info): Call switch_to_eh_frame_section instead of
1215 eh_frame_section. Use switch_to_section and get_section.
1216 (dwarf2out_begin_prologue): Use switch_to_section.
1217 (AT_string_form): Check the flags in debug_str_section instead of
1218 DEBUG_STR_SECTION_FLAGS.
1219 (output_comp_unit): Use switch_to_section, get_section, and
1221 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
1222 (dwarf2out_begin_block): Use switch_to_section. Remove argument
1223 from call to current_function_section.
1224 (dwarf2out_var_location): Use unlikely_text_section_p.
1225 (dwarf2out_source_line): Use switch_to_section. Remove argument
1226 from call to current_function_section.
1227 (dwarf2out_start_source_file, dwarf2out_end_source_file)
1228 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
1229 debug_macinfo_section.
1230 (dwarf2out_init): Initialize the new section variables. Use them
1231 instead of calls to named_section_flags. Use switch_to_section.
1232 (output_indirect_string): Use switch_to_section and debug_str_section.
1233 (dwarf2out_finish): Use switch_to_section and the new section
1235 * except.c (default_exception_section): Return the section instead
1236 of emitting assembly code.
1237 (output_function_exception_table): Use the global exception_section
1238 variable instead of the target hook. Use switch_to_section. Remove
1239 argument from call to current_function_section.
1240 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
1241 (shorten_branches): Use pointer comparisons to detect whether the
1242 text section is the same as readonly_data_section.
1243 (profile_function): Use switch_to_section. Remove argument from
1244 call to current_function_section.
1245 (final_scan_insn): Likewise. Update use of last_text_section.
1246 * gengtype.c (open_base_files): Add an include of output.h.
1247 * output.h (text_section, data_section, readonly_data_section)
1248 (ctors_section, dtors_section, bss_section, init_section)
1249 (fini_section, sdata_section): Turn into section pointers.
1250 (in_text_section, in_unlikely_text_section, exports_section)
1251 (drectve_section, named_section, mergeable_string_section)
1252 (last_text_section_name): Delete.
1253 (default_exception_section, default_eh_frame_section): Return sections.
1254 (SECTION_DECLARED, SECTION_NAMED): New macros.
1255 (SECTION_MACH_DEP): Bump value.
1256 (section_common, named_section, unnamed_section): New structures.
1257 (unnamed_section_callback): New typedef.
1258 (section): New union.
1259 (sbss_section, exception_section, eh_frame_section): New variables.
1260 (in_section, last_text_section): Turn into section pointers.
1261 (get_unnamed_section, get_section, get_named_section): New functions.
1262 (mergeable_constant_section, function_section): Return a section.
1263 (unlikely_text_section): Likewise.
1264 (current_function_section): Likewise. Remove the decl argument.
1265 (unlikely_text_section_p, switch_to_section): New functions.
1266 (output_section_asm_op): New function.
1267 (set_named_section_flags, named_section_flags, named_section_real)
1268 (named_section_first_declaration): Delete.
1269 (default_select_section, default_elf_select_section): Return a section.
1270 (default_elf_select_section_1, default_function_rodata_section)
1271 (default_no_function_rodata_section, default_select_rtx_section)
1272 (default_elf_select_rtx_section): Likewise.
1273 * rtl.h (in_data_section): Delete.
1274 * sdbout.c (sdbout_one_type): Use switch_to_section.
1275 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
1276 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
1277 (TARGET_ASM_EH_FRAME_SECTION): Poison.
1278 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
1279 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
1280 (TARGET_ASM_OUT): Update after above changes.
1281 * target.h (init_sections): New hook.
1282 (exception_section, eh_frame_section): Delete.
1283 (select_section, select_rtx_section, function_rodata_section): Return
1284 a section rather than emitting assembly code.
1285 * varasm.c (text_section, data_section, readonly_data_section)
1286 (ctors_section, dtors_section, bss_section, init_section)
1287 (fini_section): Turn into section pointers.
1288 (sdata_section, sbss_section, exception_section): New variables.
1289 (eh_frame_section): New variable.
1290 (in_section): Make global and turn into a section pointer.
1291 (last_text_section): Turn into a section pointer.
1292 (unnamed_sections): New variable.
1293 (in_named_name, last_text_section_name): Delete.
1294 (EXTRA_SECTION_FUNCTIONS): Delete.
1295 (in_named_entry): Delete.
1296 (section_htab): New variable, replacing...
1297 (in_named_htab): ...this deleted variable.
1298 (section_entry_eq, section_entry_hash): New functions, based on...
1299 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
1300 (get_unnamed_section, get_section): New functions.
1301 (unlikely_text_section): Return a section instead of emitting
1303 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1304 (get_named_section_flags, named_section_first_declaration): Delete.
1305 (unlikely_text_section_p): New function.
1306 (named_section_real, named_section): Delete.
1307 (get_named_section): New function.
1308 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1309 (function_section): Return a section rather than emitting
1311 (current_function_section): Likewise. Remove argument. Use
1312 last_text_section if nonnull, otherwise use function_section.
1313 (default_function_rodata_section): Return a section rather than
1314 emitting assembly code. Use get_section.
1315 (default_no_function_rodata_section): Return a section rather than
1316 emitting assembly code.
1317 (variable_section): Use switch_to_section and get_named_section.
1318 (mergeable_string_section): Return a section rather than emitting
1319 assembly code. Use get_section. Make static. Don't take special
1320 countermeasures for empty strings.
1321 (mergeable_constant_section): Return a section rather than emitting
1322 assembly code. Use get_section.
1323 (default_named_section_asm_out_destructor): Use switch_to_section
1325 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1326 (default_named_section_asm_out_constructor): Use switch_to_section
1328 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1329 (assemble_start_function): Likewise. Set last_text_section to
1330 NULL rather than no_section. Change the type of save_section.
1331 (assemble_zeros, assemble_variable): Use the section flags to detect
1332 whether or not a section is text.
1333 (assemble_static_space): Use switch_to_section.
1334 (assemble_trampoline_template): Likewise.
1335 (output_constant_def_contents): Use switch_to_section and
1337 (output_constant_pool_1): Use switch_to_section. Use the section
1338 flags to see whether sections contain mergeable data.
1339 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1340 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1341 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1342 whether a section has already been declared.
1343 (default_select_section, default_elf_select_section): Return a
1344 section rather than emitting assembly code.
1345 (default_elf_select_section_1): Likewise. Use bss_section for
1346 SECCAT_BSS if nonnull. Use get_named_section.
1347 (default_select_rtx_section): Return a section rather than
1348 emitting assembly code.
1349 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1350 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1351 (output_section_asm_op, switch_to_section): New functions.
1352 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1355 * doc/tm.texi: Expand the introduction to the sections documentation.
1356 (TRAMPOLINE_SECTION): Document new interface.
1357 (SDATA_SECTION_ASM_OP): Document new macro.
1358 (READONLY_DATA_SECTION): Delete.
1359 (SDATA_SECTION_ASM_OP): Document new macro.
1360 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1361 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1362 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1363 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1364 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1366 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1368 * gcc.c (init_gcc_specs): Match braces inside conditionally
1371 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1373 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1375 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1378 * tree.c (integer_all_onesp): Always return true if all bits on.
1380 * testsuite/g++.dg/init/array0.C: New.
1382 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1384 * doc/md.texi: Adapt to implementation.
1386 2005-12-06 Andreas Schwab <schwab@suse.de>
1388 * opts.c (decode_options): Fix typo in message.
1390 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1393 * longlong.h: Merge PPC tests from upstream.
1395 2005-12-06 Richard Guenther <rguenther@suse.de>
1397 * fold-const.c (fold_convert): Do not build and fold
1398 CONVERT_EXPR, but always use NOP_EXPR.
1400 2005-12-06 Jan Beulich <jbeulich@novell.com>
1402 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1403 __builtin_ia32_paddq and __builtin_ia32_subq.
1404 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1405 __builtin_ia32_pshufw.
1406 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1408 2005-12-05 James E Wilson <wilson@specifix.com>
1411 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1414 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1416 * print-tree.c (print_node): Ditto.
1417 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1418 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1419 before accessing DECL_ARTIFICIAL.
1420 Handle new tag tree codes.
1421 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1423 (unmodifiable_var_p): Ditto.
1424 * tree-flow.h (mem_tag_kind): Remove.
1425 (struct var_ann_d): Remove mem_tag_kind member.
1426 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1427 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1428 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1429 (group_aliases): Ditto.
1430 (setup_pointers_and_addressables): Ditto.
1431 (is_escape_site): Ditto.
1432 (may_alias_p): Ditto.
1433 (create_tag_raw): New function.
1434 (create_memory_tag): Use it.
1435 (dump_alias_info): Update for tags.
1436 (may_be_aliased): Ditto.
1437 (add_type_alias): Ditto.
1438 (new_type_alias): Ditto.
1439 (create_sft): Ditto.
1440 (create_structure_vars): Ditto.
1441 * tree-ssa-ccp.c (get_default_value): Ditto.
1442 * tree-ssa-operands.c (get_expr_operands): Ditto.
1443 (add_stmt_operand): Ditto.
1444 (add_call_clobber_ops): Remove duplicated condition.
1445 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1447 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1448 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1449 * tree.c (init_ttree): Update structures for new tree codes.
1450 (tree_code_size): Update sizes for new tree codes.
1451 (make_node_stat): Don't try to set common things on minimal
1453 (tree_node_structure): Update for tags.
1454 (is_global_var): Ditto.
1455 * tree.def: Add new tree codes.
1456 * tree.h (MTAG_P): New macro.
1457 (TREE_MEMORY_TAG_CHECK): Ditto.
1458 (SSA_VAR_P): Update for tags.
1459 (struct tree_memory_tag): New structure.
1460 (MTAG_GLOBAL): New macro.
1461 (union tree_node): Add memory tag member.
1462 * treestruct.def (TS_MEMORY_TAG): New.
1464 2005-12-05 Dale Johannesen <dalej@apple.com>
1466 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1467 what was approved (PR 24323).
1469 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1471 * doc/c-tree.texi (Function Bodies): Remove description of
1474 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1476 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1477 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1478 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1479 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1480 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1481 __divxc3): Document.
1483 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1485 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1487 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1488 hook_bool_void_false.
1489 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1490 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1492 * config/darwin.c (machopic_select_section): It's not defined
1493 as weak if it's only marked as weak_import.
1495 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1498 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1499 A hidden weak object does bind locally. Strong linkonce data
1500 counts like any other strong symbol for binding.
1501 (weak_finish_1): Don't specially handle weakrefs, they no longer
1503 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1504 * c-common.c (handle_alias_attribute): Allow static aliases
1506 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1507 * gthr-dce.h: Make weakrefs static.
1508 * gthr-tpf.h: Likewise.
1509 * gthr-solaris.h: Likewise.
1510 * gthr-posix.h: Likewise.
1511 * gthr-posix95.h: Likewise.
1512 * config/darwin.c (darwin_encode_section_info): static weakref
1513 variables are not necessarily defined in this translation unit.
1514 * doc/extend.texi (Function Attributes): Mention that an alias
1515 attribute creates a definition for the thing it's attached to.
1516 Change the documentation for weakref to say that the thing
1517 it's attached to must be static.
1519 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1520 we don't go into an infinite loop.
1522 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1524 * config/rs6000/predicates.md (logical_const_operand): Split
1525 out of logical_operand.
1526 (logical_operand): Use it.
1527 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1528 logical_const_operand.
1530 2005-12-05 Jan Beulich <jbeulich@novell.com>
1532 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1533 and IX86_BUILTIN_CMPNESS.
1534 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1535 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1536 * config/i386/i386.md (movti_internal): Correct type attribute.
1537 Simplify mode attribute.
1538 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1539 Correct type attribute.
1540 (absxf2): Correct operator.
1541 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1542 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1543 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1545 (sse2_vmsqrtv2df2): Correct mode attribute.
1547 2005-12-05 Jan Beulich <jbeulich@novell.com>
1549 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1550 16 bits. Provide insn pattern for this case.
1552 2005-12-05 Jan Beulich <jbeulich@novell.com>
1554 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1556 (__popcountDI2): Likewise.
1558 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1561 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1562 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1563 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1566 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1568 * c-typeck.c (null_pointer_constant_p): New function.
1569 (build_conditional_expr, build_c_cast, convert_for_assignment,
1570 build_binary_op): Use it.
1572 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1574 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1575 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1577 (check_function_arguments_recurse): Allow both NOP_EXPR and
1578 CONVERT_EXPR but check conversions preserve precision.
1579 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1580 but check conversions preserve precision.
1581 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1584 2005-12-04 Roger Sayle <roger@eyesopen.com>
1587 * common.opt (Wstring-literal-comparison): New command line option.
1588 * c-opts.c (c_common_handle_option): Set it with -Wall.
1589 * c-typeck.c (parser_build_binary_op): Issue warning if either
1590 operand of a comparison operator is a string literal, except for
1591 testing equality or inequality against NULL.
1593 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1595 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1597 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1598 of building a NOP_EXPR.
1599 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1601 * c-convert.c (convert): Use fold_convert instead of building
1602 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1603 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1605 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1606 NOP_EXPR the same as CONVERT_EXPR.
1607 * c-typeck.c (build_function_call): Use fold_convert instead of
1608 building a NOP_EXPR directly.
1609 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1611 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1613 PR rtl-optimization/25197
1614 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1617 2005-12-02 Stuart Hastings <stuart@apple.com>
1619 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1622 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1624 * c-typeck.c (default_function_array_conversion,
1625 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1626 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1627 orig_op2. Don't check them for NOP_EXPR.
1628 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1629 around integer zero.
1631 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1633 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1634 toc_save_offset, toc_size, lr_size.
1635 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1636 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1637 Adjust for removal of unused rs6000_stack_t fields.
1638 (debug_stack_info): Adjust.
1639 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1640 first, and don't bother checking for set/inc of lr on sibcalls.
1641 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1643 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1646 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1647 5 if operand 1 is not aligned. Undo previous constraint change.
1648 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1650 2005-12-02 Richard Guenther <rguenther@suse.de>
1652 * tree.h (build): Remove prototype.
1653 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1654 * tree.c (build): Remove.
1655 (build0_stat): Update comment.
1657 2005-12-02 Richard Guenther <rguenther@suse.de>
1659 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1660 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1662 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1663 maybe_fold_offset_to_component_ref): Likewise.
1664 * tree-ssa-dom.c (thread_across_edge,
1665 simplify_rhs_and_lookup_avail_expr,
1666 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1668 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1669 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1670 lower_try_finally_switch): Likewise.
1671 * tree-if-conv.c (add_to_dst_predicate_list,
1672 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1673 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1674 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1675 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1676 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1677 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1678 gimplify_init_ctor_eval, gimplify_init_constructor,
1679 gimplify_variable_sized_compare, gimplify_boolean_expr,
1680 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1681 gimplify_expr, gimplify_body, gimplify_function_tree,
1682 force_gimple_operand): Likewise.
1683 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1684 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1685 mx_register_decls): Likewise.
1686 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1687 get_frame_field, finalize_nesting_tree_1): Likewise.
1688 * tree-inline.c (setup_one_parameter): Likewise.
1689 * tree-vect-transform.c (vectorizable_condition): Likewise.
1690 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1692 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1693 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1694 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1695 * tree-chrec.h (build_polynomial_chrec): Likewise.
1697 2005-12-02 Richard Guenther <rguenther@suse.de>
1699 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1700 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1701 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1702 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1703 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1704 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1705 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1707 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1708 sh_adjust_unroll_max): Likewise.
1709 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1710 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1711 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1713 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1715 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1718 2005-12-02 Richard Guenther <rguenther@suse.de>
1720 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1721 simplify_cond_using_ranges): Use buildN instead of build.
1722 * tree-tailcall.c (adjust_accumulator_values,
1723 adjust_return_value): Likewise.
1724 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1725 generate_element_copy, generate_element_zero,
1726 generate_one_element_init): Likewise.
1727 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1728 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1729 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1730 perfect_nestify): Likewise.
1732 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1734 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1736 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1738 * ggc.h (GGC_RESIZEVEC): New.
1740 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1742 * gcc.c (execute): Improve readability.
1744 2005-12-02 Richard Guenther <rguenther@suse.de>
1746 * tree-cfg.c (mark_used_vars): New function.
1747 (dump_function_to_file): Dump only used VAR_DECLs.
1749 2005-12-02 Richard Guenther <rguenther@suse.de>
1751 * convert.c (convert_to_integer): Fix compare for nonpositive
1752 constant to use tree_int_cst_sgn <= 0.
1754 2005-12-02 Richard Guenther <rguenther@suse.de>
1756 * convert.c (convert_to_integer): Use fold_convert instead
1757 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1758 instead of comparing against 0. Use build_int_cst instead
1759 of converting integer_zero_node.
1761 2005-12-02 Richard Guenther <rguenther@suse.de>
1763 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1766 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1769 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1772 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1775 * function.c (expand_function_end): Emit blockage for unwinder
1778 2005-12-01 Roger Sayle <roger@eyesopen.com>
1780 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1781 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1782 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1783 integer constant comparisons.
1785 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1786 Janis Johnson <janis187@us.ibm.com>
1787 David Edelsohn <dje@watson.ibm.com>
1788 Ben Elliston <bje@au.ibm.com>
1790 * dfp.h, dfp.c: New files.
1791 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1792 (DECNUM_H): Likewise.
1793 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1794 (INCLUDES): Append $(DECNUMINC).
1795 (OBJS-common): Add dfp.o.
1797 * real.h (EXP_BITS): Pinch one bit to ..
1798 (struct real_value): Add decimal field.
1799 (real_format): Change table size, update documentation.
1800 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1801 (real_from_string3): Declare.
1802 (decimal_single_format): Declare.
1803 (decimal_double_format): Declare.
1804 (decimal_quad_format): Declare.
1805 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1806 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1807 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1808 * real.c: Include dfp.h.
1809 (normalize): Early return for decimal floats.
1810 (do_add): Zero decimal field.
1811 (do_compare): Call do_decimal_compare for decimal floats.
1812 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1813 (real_arithmetic): Call decimal_real_arithmetic for decimal
1814 floating point operands.
1815 (real_identical): If a and b are of differing radix, return false.
1816 (real_to_integer): Call decimal_real_to_integer if the value is a
1818 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1819 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1820 (real_to_hexadecimal): Place "N/A" in the return string for
1822 (real_from_string3): New variant, given a mode.
1823 (real_maxval): Use decimal_real_maxval for decimal floats.
1824 (round_for_format): Use decimal_round_for_format for decimals.
1825 (real_convert): Use decimal_real_convert where appropriate.
1826 (significand_size): Handle base 10.
1827 (encode_decimal_single, decode_decimal_single,
1828 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1829 decode_decimal_quad): New functions.
1830 (decimal_single_format): New.
1831 (decimal_double_format): New.
1832 (decimal_quad_format): New.
1833 * machmode.def: Add SD, DD and TD decimal floating point modes.
1834 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1835 Include MODE_DECIMAL_FLOAT.
1836 (DECIMAL_FLOAT_MODE_P): New.
1837 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1838 * genmodes.c (struct mode_data): Add counter field.
1839 (struct mode_data): Update comment for format.
1840 (blank_mode): Initialise counter field.
1841 (new_mode): Increment counter field for each mode defined.
1842 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1844 (make_complex_modes): Handle modes containing `D'.
1845 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1846 (make_decimal_float_mode): New.
1847 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1848 (cmp_modes): Compare counter field if other characteristics
1850 (emit_real_format_for_mode): Support formats for decimal floats.
1851 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1852 Document MODE_DECIMAL_FLOAT.
1854 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1856 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1859 2005-12-01 Richard Henderson <rth@redhat.com>
1861 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1863 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1865 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1867 * config/pa/pa.c (pa_init_builtins): If we detect
1868 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1871 2005-12-01 Richard Guenther <rguenther@suse.de>
1873 * fold-const.c (fold_binary): Use fold_build2, not
1876 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1878 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1880 * vec.h (VEC_block_remove): New.
1882 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1885 * c-common.c (lvalue_error): Fix wording.
1887 2005-12-01 Richard Guenther <rguenther@suse.de>
1889 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1890 thinko in last patch.
1892 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1894 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1895 than -flat_namespace.
1897 2005-12-01 Ben Elliston <bje@au.ibm.com>
1899 * mklibgcc.in: Parameterise the script to build soft float
1900 functions by iterating over each type, rather than cloning the
1903 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1906 * builtins.c (fold_builtin_fputs): Defer check for missing
1907 replacement functions.
1909 2005-11-30 Kean Johnston <jkj@sco.com>
1911 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1912 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1914 2005-11-30 Richard Guenther <rguenther@suse.de>
1916 PR tree-optimization/22501
1917 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1918 function split out from ...
1919 (forward_propagate_addr_expr): ... here. Use it to propagate
1920 ADDR_EXPRs to all uses.
1922 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1924 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1925 * builtins.c (expand_builtin_mathfn): Use them.
1926 (expand_builtin_mathfn_2): Likewise.
1927 (expand_builtin_mathfn_3): Likewise.
1928 (expand_builtin_int_roundingfn): Likewise.
1929 (expand_builtin): Likewise.
1930 (integer_valued_real_p): Likewise.
1931 (fold_builtin_int_roundingfn): Likewise.
1932 (fold_builtin_bitop): Likewise.
1933 (fold_builtin_logarithm): Likewise.
1934 (fold_builtin_1): Likewise.
1935 * convert.c (convert_to_integer): Likewise.
1936 * fold-const.c (negate_mathfn_p): Likewise.
1937 (tree_expr_nonnegative_p): Likewise.
1939 2005-11-30 Dale Johannesen <dalej@apple.com>
1940 Andrew Pinski <pinskia@physics.uc.edu>
1942 * combine.c (find_split_point): Sign extend bitmask
1943 when changing bitfield assignment to IOR of AND.
1945 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1947 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1948 clobber to scratch reg.
1949 (*decrement_and_branch_until_zero_no_clobber): Remove.
1950 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1951 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1952 * config/ms1/ms1.opt (mmul): Remove.
1953 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1954 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1956 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1957 Bernd Schmidt <bernd.schmidt@analog.com>
1959 * pa/predicates.md (symbolic_operand): Add comment.
1960 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1961 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1962 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1963 (pa_secondary_reload_class): Delete.
1964 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1965 and pa_secondary_reload_class. Reorder some checks. Update inline
1966 copy of symbolic operand.
1967 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1969 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1971 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1974 2005-11-30 Jeff Law <law@redhat.com>
1976 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1977 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1979 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1981 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1982 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1983 (ia64_expand_move): Adjust caller.
1985 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1986 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1989 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1991 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1992 Always produce an output if we can remove NEGs or canonicalize
1993 (minus (minus ...)) expressions. Provide a fast path for the
1995 (simplify_gen_binary): Do not call simplify_plus_minus.
1996 (simplify_binary_operation_1): Reassociate at the end of the
1999 2005-11-29 Evan Cheng <evan.cheng@apple.com>
2001 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
2002 moves and unpack to speed up.
2004 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
2006 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
2007 argument, they are always sparc_compare_op0 and sparc_compare_op1.
2008 (gen_v9_scc): Update callers.
2009 * config/sparc/sparc.md: Likewise.
2010 * config/sparc/sparc-protos.h: Update extern declaration.
2012 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
2014 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2016 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
2019 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
2021 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
2022 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
2023 (negate_expr): Here.
2025 2005-11-29 Ben Elliston <bje@au.ibm.com>
2027 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
2028 Fix typo in comment.
2030 2005-11-29 Ben Elliston <bje@au.ibm.com>
2032 * Makefile.in (clean-target): Depend on clean-target-libgcc.
2033 (clean-target-libgcc): Import rule from the top-level Makefile.in.
2035 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2039 * builtins.c (init_target_chars): New.
2040 (expand_builtin_printf, expand_builtin_fprintf,
2041 expand_builtin_sprintf, fold_builtin_sprintf,
2042 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2043 fold_builtin_snprintf_chk, fold_builtin_printf,
2044 fold_builtin_fprintf): Check for matching format strings using
2047 2005-11-29 Paul Brook <paul@codesourcery.com>
2049 * config.gcc: Do not use fixproto on m68k-elf.
2051 2005-11-28 Roger Sayle <roger@eyesopen.com>
2053 * expmed.c (div_cost): Replace with...
2054 (sdiv_cost, udiv_cost): New.
2055 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
2056 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
2057 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
2058 (expand_divmod): Replace use of div_cost with either sdiv_cost
2059 or udiv_cost depending upon the signedness of the operation.
2061 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2064 * config/darwin.c (machopic_indirection_name,
2065 machopic_output_indirection): Follow transparent alias chain.
2067 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
2069 * varasm.c (ultimate_transparent_alias_target): Add comment.
2071 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
2073 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
2074 SET_SRC instead of XEXP where appropriate.
2076 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2078 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
2081 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
2083 * config/fp-bit.h (LSHIFT): Take shift count parameter.
2084 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
2087 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
2089 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
2090 secondary_input_reload_class, made static. Adapt to new
2092 (secondary_output_reload_class): Delete.
2093 (TARGET_SECONDARY_RELOAD): New macro.
2094 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
2095 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2097 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
2100 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
2101 when its natural alignment is > BITS_PER_UNIT.
2102 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
2103 * c-common.c (handle_packed_attribute): Ignore packing on a field
2104 whose type is naturally char aligned.
2106 2005-11-28 Richard Guenther <rguenther@suse.de>
2108 * c-common.c (strict_aliasing_warning): Handle all
2109 component-ref like accesses.
2111 2005-11-28 Roger Sayle <roger@eyesopen.com>
2112 Uros Bizjak <uros@kss-loka.si>
2115 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
2116 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
2117 when flag_unsafe_math_optimizations is set and
2118 we don't care about NaNs or Infinities.
2120 Move x/expN(y) and x/pow(y,z) transformation into common
2121 flag_unsafe_math_optimizations section.
2123 2005-11-27 Mark Mitchell <mark@codesourcery.com>
2125 * gcc.c (main): Change type of argv to "char **".
2127 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2129 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
2130 small data sections.
2131 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
2132 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
2133 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
2134 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
2135 output locals to sbss if !rs6000_elf_in_small_data_p.
2136 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
2138 2005-11-28 Alan Modra <amodra@bigpond.net.au>
2141 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
2142 generated by reload.
2143 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
2144 indexed_or_indirect_address.
2145 (indexed_or_indirect_address): Don't test for base reg. Call
2146 address_operand last. Make it a special predicate.
2148 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
2150 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
2152 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
2155 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
2157 (negate_expr): Likewise.
2159 2005-11-27 Andreas Schwab <schwab@suse.de>
2161 * config/m68k/m68k.c: Reindent and fix whitespace, remove
2164 2005-11-27 Steven Bosscher <stevenb@suse.de>
2166 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
2167 has EH predecessor edges.
2169 2005-11-26 Eric Christopher <echristo@apple.com>
2171 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
2172 register stalls by zero extending to the full register.
2174 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
2176 * config/floatunsisf.c, config/floatunsidf.c,
2177 config/floatunsixf.c, config/floatunsitf.c: New files.
2178 * config/ia64/t-hpux: Add floatunsitf.c.
2179 * config/ia64/ia64.c (ia64_init_libfuncs): Use
2180 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
2182 2005-11-26 Richard Henderson <rth@redhat.com>
2184 * c-lex.c (pragma_lex): Rename from c_lex.
2185 * c-pch.c: Update for pragma_lex rename.
2186 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
2187 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
2188 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
2189 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
2190 * doc/tm.texi: Likewise.
2192 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
2195 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
2196 when overflow is undefined.
2198 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
2200 * doc/md.texi (Insn Canonicalizations): Refer to the
2201 function commutative_operand_precedence for further rules.
2203 2005-11-25 Roger Sayle <roger@eyesopen.com>
2206 * expmed.c (choose_mult_variant): Return immediately when mult_cost
2207 is less than zero. Limit mult_cost to a reasonable upper bound for
2208 the synthetic multiplication sequence.
2210 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2213 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2214 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
2215 Lookup the explicit replacement functions for any unlocked
2216 stdio builtin transformations.
2218 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
2220 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
2222 * targhooks.c (default_secondary_reload): Don't require operand 2
2223 for an input reload to be earlyclobber.
2225 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2227 * fold-const.c (negate_mathfn_p): Fix comment and add support
2228 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
2231 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2234 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
2235 _Q_ulltoq for unsigned conversions from SImode and DImode to
2238 2005-11-25 Alan Modra <amodra@bigpond.net.au>
2240 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
2241 (__floatundidf, __floatundisf): Likewise.
2243 2005-11-25 David Edelsohn <edelsohn@gnu.org>
2245 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
2246 (rs6000_override_options): Remove initialization of
2247 rs6000_sr_alias_set.
2248 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
2249 (rs6000_emit_stack_tie): Same.
2250 (emit_frame_save): Same.
2251 (gen_frame_mem_offset): Same.
2252 (rs6000_emit_prologue): Same.
2253 (rs6000_emit_epilogue): Same.
2255 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2258 * fold-const.c (fold_build): Convert bool_var != 1 and
2259 bool_var == 0 to !bool_var.
2261 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
2264 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
2265 for C being INTEGER_CST. Likewise for !=.
2267 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
2270 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
2271 unsigned conversions from SImode to TFmode.
2273 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
2275 * expr.c (expand_expr_real_1): Fix error in last change.
2277 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2279 * caller-save.c: (this_insn_sets): Move into:
2280 (save_call_clobbered_regs).
2281 (mark_set_regs): Get this_insn_sets from data.
2283 (save_call_clobbered_regs): Take sets of the return value by
2284 sibcalls into account.
2286 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
2289 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
2290 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
2291 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
2292 (memory_move_secondary_cost, init_reg_autoinc): Remove
2293 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
2294 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
2295 secondary_reload_class call.
2296 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
2298 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
2299 (push_secondary_reload): Use secondary_reload target hook.
2300 (secondary_reload_class, scratch_reload_class): New functions.
2301 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
2302 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2303 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2304 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2305 (secondary_reload_class, scratch_reload_class): Declare.
2306 * reload1.c: Include target.h.
2307 (reload_adjust_reg_for_temp): New function.
2308 (reload_adjust_reg_for_icode): Likewise.
2309 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2310 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2312 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2313 for inheritance. Support case when both secondary & tertiary reloads
2314 are for intermediate registers.
2315 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2316 with secondary_reload_class call. Support case when both secondary
2317 & tertiary reloads are for intermediate registers.
2318 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2319 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2320 * target.h (secondary_reload_info): New struct / typedef.
2321 (struct gcc_target): New member secondary_reload.
2322 * targhooks.c Include reload.h, optabs.h and recog.h.
2323 (default_secondary_reload): New function.
2324 * targhooks.h (default_secondary_reload): Declare.
2325 * doc/tm.texi: Document secondary_reload target hook. Update
2326 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2327 * doc/md.texi: Likewise.
2329 * sh-protos.h (sh_secondary_reload): Declare.
2330 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2331 (sh_secondary_reload): New function.
2332 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2333 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2334 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2335 (HAVE_SECONDARY_RELOADS): Define.
2336 * sh.md (reload_indf): Rename to:
2338 (reload_outdf): Rename to:
2339 (reload_outdf__RnFRm).
2340 (reload_insf): Rename to:
2342 (reload_insi): Rename to:
2343 (reload_insi__i_fpul).
2345 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2347 * configure.ac: Require at least texinfo 4.4.
2348 * configure: Regenerate.
2350 * doc/install.texi (Tools/packages necessary for building GCC):
2351 Update required version of texinfo to at least 4.4.
2352 (Installing GCC: Building): Update required version of texinfo
2354 (Installing GCC: Final installation): Update required version
2355 of texi2dvi to at least 4.4.
2356 (Host/target specific installation notes for GCC): Update required
2357 version of texinfo to at least 4.4.
2359 2005-11-24 Richard Guenther <rguenther@suse.de>
2360 Dirk Mueller <dmueller@suse.de>
2363 * c-common.h (strict_aliasing_warning): Declare.
2364 * c-common.c (strict_aliasing_warning): New function,
2366 * c-typeck.c (build_c_cast): ... here.
2368 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2370 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2372 (swap_commutative_operands_with_target): New.
2374 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2376 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2377 also when doing PRE, rather than only for global CPROP.
2379 2005-11-24 Ben Elliston <bje@au.ibm.com>
2381 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2382 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2384 (expand_twoval_unop): Likewise.
2385 (widen_clz): Likewise.
2386 (expand_parity): Likewise.
2387 (expand_unop): Likewise.
2388 (emit_cmp_and_jmp_insn_1): Likewise.
2389 (prepare_float_lib_cmp): Likewise.
2391 2005-11-24 Ben Elliston <bje@au.ibm.com>
2393 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2394 Remove unused `class' variable.
2396 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2399 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2400 C/C++ diagnostic function warn_array_subscript_with_type_char.
2401 * c-common.h (warn_array_subscript_with_type_char): Declare.
2402 * c-common.c (warn_array_subscript_with_type_char): Define.
2404 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2407 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2408 compiling at the intersection of C and C++.
2410 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2412 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2413 List @file in the option summary. Include the libiberty
2414 documentation for @file.
2415 * gcc.c (main): Call expandargv.
2416 * Makefile.in (gcc-vers.texi): Define srcdir.
2418 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2420 * passes.c (init_optimization_passes): Document
2421 sequencing of passes.
2423 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2425 * config/m68k/predicates.md (pcrel_address, extend_operator,
2426 post_inc_operand, pre_dec_operand): Remove redundant
2428 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2430 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2432 2005-11-23 Ben Elliston <bje@au.ibm.com>
2434 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2436 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2438 Preparatory work for PR target/21623:
2439 * alpha.c (secondary_reload_class): Rename to:
2440 (alpha_secondary_reload_class).
2441 * alpha.h, alpha-protos.h: Likewise.
2442 * mn10300.c (secondary_reload_class): Rename to:
2443 (mn10300_secondary_reload_class).
2444 * mn10300.h, mn10300-protos.h: Likewise.
2445 * pa.c (secondary_reload_class): Rename to:
2446 (pa_secondary_reload_class).
2447 * pa.h, pa-protos.h: Likewise.
2448 * rs6000.c (secondary_reload_class): Rename to:
2449 rs6000_secondary_reload_class.
2450 * rs6000.h, rs6000-protos.h: Likewise.
2452 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2455 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2457 2005-11-22 Ian Lance Taylor <ian@airs.com>
2459 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2461 (prepare_cmp_insn): Likewise.
2463 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2466 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2467 if both operands[0] and operands[1] are memory.
2469 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2472 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2473 COMPARISON_CLASS_P and an integral types create create a new
2474 expression with the new type and fold that.
2476 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2479 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2480 to SUBTARGET_OS_CPP_BUILTINS.
2482 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2484 * arm.c (emit_set_insn): New function.
2485 (arm_split_constant): Call it.
2486 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2487 (arm_legitimize_address): Likewise. Use plus_constant.
2488 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2489 (thumb_expand_prologue): Likewise.
2490 (arm_gen_load_multiple): Use VOIDmode in SET.
2491 (arm_gen_store_multiple): Likewise.
2492 (vfp_emit_fstmx): Likewise. Use plus_constant.
2493 (emit_multi_reg_push): Likewise.
2494 (emit_sfm): Use plus_constant.
2496 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2499 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2502 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2505 * expmed.c (store_bit_field): Don't attempt to insv a field
2506 larger than the reg.
2508 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2511 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2512 explicit sign extension, not a (char) cast.
2514 2005-11-22 Ben Elliston <bje@au.ibm.com>
2516 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2517 GET_MODE_CLASS (x) == MODE_FLOAT.
2518 * config/i386/i386.c: Likewise.
2519 * config/rs6000/xcoff.h: Likewise.
2520 * config/rs6000/linux64.h: Likewise.
2521 * config/rs6000/rs6000.c: Likewise.
2522 * config/rs6000/rs6000.h: Likewise.
2523 * config/rs6000/predicates.md: Likewise.
2524 * config/rs6000/sysv4.h: Likewise.
2526 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2528 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2531 * config/alpha/freebsd.h, config/alpha/linux.h,
2532 config/arm/linux-elf.h, config/bfin/bfin.h,
2533 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2534 config/i386/beos-elf.h, config/i386/gnu.h,
2535 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2536 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2537 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2538 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2539 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2540 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2541 config/sparc/linux.h, config/sparc/linux64.h,
2542 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2544 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2545 are both defined when either flag -fpic or -fPIC are used.
2547 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2549 * config/fp-bit.c (clzusi): New function.
2550 (si_to_float, usi_to_float): Use it to compute proper shift.
2551 (usi_to_float): Preserve guard bits when shifting right.
2552 * libgcc-std.ver (GCC_4.2.0): New version.
2553 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2554 __floatundisf): New functions.
2555 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2556 __floatundisf): Declare.
2557 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2558 _floatundixf, and _floatunditf.
2559 * optabs.c (expand_float): If target does not define a pattern for
2560 signed or unsigned conversion, use an unsigned libcall instead of
2562 (init_optabs): Initialize ufloat_optab.
2564 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2566 * config/rs6000/rs6000.opt (mmulhw): New option.
2567 * doc/invoke.texi (-mmulhw): Document.
2568 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2570 * config/rs6000/rs6000.md: Add half-word multiply and
2571 multiply-accumulate instructions for 405 and 440.
2573 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2575 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2576 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2577 default now includes a linker group which makes the RTEMS one nest.
2579 2005-11-22 Ben Elliston <bje@au.ibm.com>
2581 * cse.c (fold_rtx): Typo fix.
2582 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2584 2005-11-21 Richard Henderson <rth@redhat.com>
2586 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2587 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2589 * c-tree.h (lookup_name): Move declaration ...
2590 * c-common.h (lookup_name): ... here.
2591 * config/darwin-c.c: Include c-common.h.
2592 * config/t-darwin: Update dependencies.
2594 2005-11-22 Ben Elliston <bje@au.ibm.com>
2596 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2597 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2598 * genopinit.c (gen_insn): Likewise.
2599 * reload.c (find_equiv_reg): Likewise.
2600 * loop.c (load_mems): Likewise.
2601 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2602 * cse.c (find_comparison_args, fold_rtx): Likewise.
2603 * dwarf2out.c (add_const_value_attribute): Likewise.
2604 * expr.c (convert_move): Likewise.
2605 * recog.c (general_operand, register_operand): Likewise.
2606 * reg-stack.c (replace_reg): Likewise.
2607 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2608 * c-common.c (handle_vector_size_attribute): Likewise.
2609 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2610 (simplify_binary_operation_1): Likewise.
2611 (simplify_const_binary_operation): Likewise.
2612 (simplify_relational_operation): Likewise.
2613 (simplify_const_relational_operation): Likewise.
2614 (simplify_immed_subreg): Likewise.
2615 * emit-rtl.c (gen_lowpart_common): Likewise.
2616 * expmed.c (expand_mult): Likewise.
2617 * stor-layout.c (layout_type): Likewise.
2619 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2622 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2623 cst2 only for SPE vectors.
2625 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2628 * config/rs6000/predicates.md (vrsave_operation): Check
2629 UNSPEC_VOLATILE value.
2631 2005-11-21 Jan Hubicka <jh@suse.cz>
2633 PR tree-optimization/24653
2634 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2636 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2638 * config/i386/predicates.md (ax_reg_operand): New predicate.
2639 (memory_displacement_only_operand): New predicate.
2640 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2641 operand is AX register and the other operand is memory operand
2642 with displacement only.
2644 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2646 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2647 if we don't care about NaNs or Infinities.
2649 2005-11-20 Ian Lance Taylor <ian@airs.com>
2651 PR rtl-optimization/24883
2652 * combine.c (combinable_i3pat): When checking whether the
2653 destination of i3 is used in i3, consider paradoxical subregs.
2655 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2658 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2660 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2662 * combine.c (try_combine): Do not run subst on i1src and i2src in
2663 the case of generating a PARALLEL for a comparison.
2665 2005-11-20 Richard Henderson <rth@redhat.com>
2668 * tree-sra.c (struct sra_elt): Add all_no_warning.
2669 (struct sra_walk_fns) <use>: Add use_all argument.
2670 (sra_walk_expr): Pass it.
2671 (sra_walk_modify_expr): Likewise.
2672 (scalarize_ldst): Likewise.
2673 (scan_use): Update for new argument.
2674 (mark_no_warning): New.
2675 (scalarize_use): Use it.
2677 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2679 * expr.c (expand_expr_real): Use usmul_optab for widening
2680 signed * unsigned multiplies.
2681 * genopinit.c (optabs): Add usmul_widen_optab.
2682 * optabs.c (init_optabs): Likewise.
2683 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2684 (usmul_widen_optab): Define.
2685 * config/bfin/bfin.md (usmulhisi3): New pattern.
2687 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2689 2005-11-20 Graham Stott <btinternet.com>
2691 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2693 2005-11-20 Andreas Schwab <schwab@suse.de>
2696 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2699 2005-11-19 Richard Henderson <rth@redhat.com>
2702 * tree-gimple.c (is_gimple_id): Export.
2703 * tree-gimple.h (is_gimple_id): Declare.
2704 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2705 (get_default_value): Use it.
2706 (maybe_fold_stmt_indirect): Likewise.
2708 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2710 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2711 than VR1 or vice-versa.
2713 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2717 * reload.c (find_reloads_address_1): Mention dependency on
2719 * reload1.c (gen_reload): For IN with an unary operation, try
2720 moving inner expression to OUT if trivial SET is not valid.
2721 Confirm that the result is valid. Move common code block into...
2722 (emit_insn_if_valid_for_reload): New function.
2724 2005-11-19 Richard Guenther <rguenther@suse.de>
2726 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2727 ARRAY_REFs of constant strings.
2729 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2731 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2732 fatal format string.
2734 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2736 * combine.c (make_compound_operation): Swap operands of
2737 commutative operation if necessary before returning.
2739 2005-11-19 Richard Guenther <rguenther@suse.de>
2742 * fold-const.c (fold_plusminus_mult_expr): New function.
2743 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2744 cases, remove now unnecessary code.
2746 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2748 * gensupport.c (old_preds): Rename to std_preds, add special field.
2749 (struct old_pred_table): Rename to struct std_pred_table, add special
2751 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2752 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2753 (init_predicate_table): Adjust, and set along the way whether a
2754 predicate is special.
2756 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2758 * BASE-VER: Change to 4.2.0.
2760 2005-11-18 James E Wilson <wilson@specifix.com>
2762 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2765 2005-11-18 Mike Stump <mrs@apple.com>
2767 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2768 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2769 * c-decl.c (lookup_name_two) Remove.
2770 * c-tree.h (lookup_name_two): Remove.
2771 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2772 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2773 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2774 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2776 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2779 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2780 when not generating code to use that co-processor.
2782 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2784 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2785 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2786 these functions are now in tree-phinodes.c.
2788 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2790 * config/bfin/bfin.md (trap): New pattern.
2792 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2794 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2797 * expr.c (expand_expr_real): Don't call record_block_change unless
2798 ib_boundaries_block is non-null
2800 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2802 * fold-const.c (build_range_check): Use proper type for subtraction
2803 when merging lower bound.
2805 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2807 PR rtl-optimization/24497
2808 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2811 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2813 * tree-scalar-evolution.c (expression_expensive_p): New function.
2814 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2816 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2818 * config/bfin/crtlibid.s: New file.
2820 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2823 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2824 when not using sjlj exceptions.
2825 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2826 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2827 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2828 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2829 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2830 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2831 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2832 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2833 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2834 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2835 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2836 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2837 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2839 * config/pa/hpux-unwind.h: New file.
2841 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2843 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2844 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2845 * varasm.c (do_assemble_alias): Adjust call.
2846 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2848 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2850 2005-11-17 James E Wilson <wilson@specifix.com>
2852 * tree.def (FUNCTION_DECL): Correct typo in comment.
2854 2005-11-17 Richard Henderson <rth@redhat.com>
2856 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2857 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2858 and DW_CFA_def_cfa_sf.
2859 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2860 (dbx_reg_number): Don't assert particular registers here.
2861 (based_loc_descr): ... do it here instead. Fold in ...
2862 (eliminate_reg_to_offset): ... this function.
2863 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2864 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2865 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2866 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2867 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2868 (instantiate_virtual_regs): Likewise.
2869 * var-tracking.c (adjust_stack_reference): Likewise.
2870 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2872 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2874 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2875 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2876 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2878 ($(T)crtlibid.o): New rule.
2880 2005-11-16 Richard Guenther <rguenther@suse.de>
2883 * fold-const.c (extract_array_ref): Return byte offset
2885 (fold_binary): Fold &x[a] CMP &x[b] to
2886 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2889 2005-11-16 Richard Henderson <rth@redhat.com>
2892 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2893 parts of an SSA_NAME.
2895 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2898 * arm.md (split for movsf with immediate): Restrict split to insns
2899 that set a general register.
2901 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2903 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2905 * unwind-dw2.c (uw_advance_context): Likewise.
2906 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2907 _Unwind_SjLj_Unregister.
2908 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2910 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2912 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2914 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2916 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2917 langhook to get a DImode integer type.
2919 2005-11-16 Richard Henderson <rth@redhat.com>
2920 J"orn Rennecke <joern.rennecke@st.com>
2921 Ulrich Weigand <uweigand@de.ibm.com>
2925 * reload1.c (reg_equiv_invariant): New.
2926 (reload): Allocate, initialize, and free it.
2927 (calculate_needs_all_insns): Check it when skipping equivalence
2929 (alter_reg): Likewise.
2930 (eliminate_regs_1): Rename from eliminate_regs. Add new
2931 may_use_invariant argument; only use reg_equiv_invariant when true.
2932 (eliminate_regs): New.
2933 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2934 a context for which may_use_invariant may be true.
2936 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2938 * fold-const.c (const_binop): Don't constant fold the operation
2939 if the result has overflowed and flag_trapping_math.
2940 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2942 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2944 * config/arm/unwind-arm.c (abort): Add prototype here.
2945 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2946 (struct phase1_vrs): Add prev_sp.
2947 (unwind_phase2_forced): Save the original core registers instead of
2948 modifying entry_vrs. Take a new flag argument for resuming unwinding
2949 and set action flags accordingly. Always set _US_END_OF_STACK when
2950 get_eit_entry fails. Unwind before calling the stop function.
2951 (_Unwind_GetCFA): New function.
2952 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2953 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2954 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2955 just call unwind_phase2_forced.
2956 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2957 * config/arm/unwind-arm.h (abort): Remove prototype.
2958 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2960 (_Unwind_GetCFA): New prototype.
2961 * config/arm/pr-support.c (abort): Add prototype here.
2962 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2964 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2965 not schedule the prologue with non-call exceptions and EABI.
2967 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2969 * config/arm/unwind-arm.h: Reorder interface function declarations.
2970 (_URC_END_OF_STACK): New enumeration value.
2971 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2972 (struct _Unwind_Control_Block): Document reserved field use.
2973 (_Unwind_Stop_Fn): New typedef.
2974 (_Unwind_ForcedUnwind): Declare.
2975 (_Unwind_Resume_or_Rethrow): Declare.
2976 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2978 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2979 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2980 (UCB_FORCED_STOP_ARG): New.
2981 (search_EIT_table): Update boundary condition checks.
2982 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2983 (unwind_phase2): Replace for with do..while.
2984 (unwind_phase2_forced): New.
2985 (__gnu_Unwind_RaiseException): Replace for with do..while.
2986 (__gnu_Unwind_ForcedUnwind): New.
2987 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2988 Use appropriate phase2 unwinder.
2989 (__gnu_Unwind_Resume_or_Rethrow): New.
2990 (__gnu_unwind_pr_common): Cope with forced unwinding.
2992 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2995 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2997 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2998 roundsf2): Remove "s" from mnemonic.
3000 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
3002 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
3004 * config/bfin/crtn.s: Change epilogues to match.
3005 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
3006 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
3007 __PIC__ and __pic__.
3009 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3012 * doc/invoke.texi: Distinguish between free and fixed form instead of
3013 Fortran and Fortran 90/95. Remove ratfor from the list of supported
3015 * gcc.c (default_compilers): Remove double entries, add entries for
3016 suffixes '.F90' and '.F95'.
3018 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
3020 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
3021 in the stack probing loop.
3023 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3025 * configure.ac: Use .machine power5 not power5x.
3026 * configure: Regenerate.
3028 2005-11-15 Mike Stump <mrs@apple.com>
3030 * c-decl.c (lookup_name_two): Add.
3031 * c-tree.h (lookup_name_two): Likewise.
3032 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
3033 * config/darwin-c.c (darwin_pragma_unused): Likewise.
3035 2005-11-16 Alan Modra <amodra@bigpond.net.au>
3037 PR rtl-optimization/23392
3038 * regrename.c (enum scan_actions) Add mark_access.
3039 (scan_actions_name): Ditto.
3040 (scan_rtx_reg): Handle mark_access.
3041 (scan_rtx_address): Do nothing for mark_access.
3042 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
3043 and regs in REG_INC notes before closing chains for dead regs.
3044 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
3045 opening chains for new writes.
3047 2005-11-15 David Edelsohn <edelsohn@gnu.org>
3049 * c.opt (ffixed-line-length-none): New.
3051 2005-11-15 Steve Ellcey <sje@cup.hp.com>
3053 * mklibgcc.in: Change contents of eh_dummy.c.
3055 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3057 * loop.c (scan_loop): Do not insert temporaries for hard registers.
3059 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
3061 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
3063 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
3065 2005-11-15 Jan Hubicka <jh@suse.cz>
3067 * invoke.texi (large-unit-insns): Document.
3068 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
3069 * params.def (large-unit-insns): New param.
3071 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
3074 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
3075 special register for operand 3. Reindent constraints to align
3078 2005-11-14 David Edelsohn <edelsohn@gnu.org>
3080 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
3081 -mpopcntb, -mfprnd. Add -mcpu=power5+.
3082 * configure.ac: Add test for FP rounding instructions.
3083 * configure: Regenerate.
3084 * config.in: Regenerate.
3085 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3086 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
3088 * config/rs6000/rs6000.opt (mfprnd): New.
3089 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
3090 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
3091 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
3092 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
3093 (TARGET_FPRND): New.
3094 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
3096 (btrunc<mode>2): New.
3098 (floor<mode>2): New.
3099 (round<mode>2): New.
3101 2005-11-14 Geoffrey Keating <geoffk@apple.com>
3103 * gcc.c (version_compare_spec_function): Use fatal() rather than
3106 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
3107 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
3108 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
3110 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
3113 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
3114 on -mmacosx-version-min setting.
3116 2005-11-14 Diego Novillo <dnovillo@redhat.com>
3119 * tree-vrp.c (infer_value_range): Return false if STMT is a
3120 block terminator and its basic block has no successors.
3122 2005-11-14 Mike Stump <mrs@apple.com>
3124 * config/i386/i386.c (override_options): -masm=intel isn't
3125 supported on darwin.
3126 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3128 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
3130 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
3131 vfork after including auto-host.h.
3133 2005-11-15 Alan Modra <amodra@bigpond.net.au>
3135 PR rtl-optimization/22002
3136 * combine.c (distribute_notes): Detect cases where a reg dies
3137 two or more times in a bb, including on the insn we are combining,
3138 and place the death note on the correct range.
3140 2005-11-14 Dale Johannesen <dalej@apple.com>
3142 * expmed.c (store_bit_field): Add offset unconditionally for
3144 (extract_bit_field): Don't force extzv or extv operand into
3145 a register if field is too big.
3147 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3149 * config/arm/arm.c (pic_labelno): New.
3150 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
3151 LABEL_REF. Pass only the labelno to PIC insns.
3152 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3153 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
3154 * arm.md (UNSPEC_PIC_LABEL): New constant.
3155 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
3156 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
3157 Use the correct label prefix.
3159 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
3161 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
3164 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
3166 * loop-invariant.c: Include tm_p.h.
3167 * Makefile.in: Updated.
3169 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3171 * pa.c (store_reg): Revise generation of frame notes in large frames.
3172 (set_reg_plus_d): Likewise.
3174 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
3176 PR tree-optimization/24709
3177 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
3180 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3182 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
3183 and duplicate declaration of pthread_self.
3185 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
3186 Ian Lance Taylor <ian@airs.com>
3189 * calls.c (expand_call): If TARGET is a MEM and some part of the
3190 argument area has been saved, force TARGET to a register.
3192 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
3194 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
3197 2005-11-13 Jason Merrill <jason@redhat.com>
3200 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
3201 lazily declared methods.
3202 (force_decl_die): Stop if forcing out the context already make a
3204 (force_type_die): Likewise.
3206 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
3209 * builtins.c (integer_valued_real_p): Add break in
3210 REAL_CST having TREE_OVERFLOW set.
3212 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
3214 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
3215 addressing modes during calculation of costs.
3217 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
3219 * function.c (assign_stack_local_1): Restrict sanity check
3220 on frame size overflow to 32-bit and above platforms.
3222 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3224 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
3225 * config/cris/cris.c: Include reload.h.
3226 (cris_initial_elimination_offset): New function.
3227 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
3230 2005-11-12 Richard Guenther <rguenther@suse.de>
3232 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
3234 2005-11-12 Jan Hubicka <jh@suse.cz>
3236 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
3237 to compare against 0 when possible.
3239 2005-11-12 Jie Zhang <jie.zhang@analog.com>
3241 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
3242 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
3243 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
3244 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
3247 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3249 * recog.c (constrain_operands) <case 'g'>: For a match, require
3250 that a non-register matches general_operand when strict >= 0.
3252 2005-11-11 Steven Bosscher <stevenb@suse.de>
3254 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
3257 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3259 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
3260 (memory_address_same): New.
3261 (dse_optimize_stmt): Call memory_address_same.
3263 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
3266 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
3267 ZERO_EXTEND>: New cases.
3269 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3271 * longlong.h (__clz_tab): Always provide.
3273 2005-11-11 Steven Bosscher <stevenb@suse.de>
3276 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
3278 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
3279 before check_maybe_invariant.
3280 (move_invariant_reg): Use gen_move_insn instead of replacing
3281 SET_DEST with the temporary for the invariant.
3282 (move_loop_invariants): If checking is enabled, do internal
3283 consistency checks after completing the pass.
3285 2005-11-11 David Edelsohn <edelsohn@gnu.org>
3288 * common.opt (Wvolatile-register-var): New.
3289 * varasm.c (make_decl_rtl): Only emit warning when option
3290 specified. Clarify warning message.
3291 * doc/invoke.texi (Wvolatile-register-var): Document new option.
3293 * doc/md.texi (copysign): Document standard named pattern.
3295 2005-11-11 Jie Zhang <jie.zhang@analog.com>
3297 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
3298 bytes when align is 2.
3299 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
3300 by the first instruction of the loop.
3302 2005-11-11 Jason Merrill <jason@redhat.com>
3305 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3308 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3310 PR rtl-optimization/22509
3311 * local-alloc.c (memref_used_between_p): Check whether a function call
3312 could not reference the memref.
3314 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3316 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3317 algorithm so as to choose the best, not the worst, alternative.
3318 Reset accumulated register class before processing next alternative.
3320 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3323 * calls.c (expand_call): Copy a return value to a plain register
3326 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3329 * varasm.c (assemble_name): Recompute name only for transparent
3332 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3334 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3336 2005-11-04 Jeff Law <law@redhat.com>
3339 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3340 perform reassociation if the parent statement will not die as
3341 a result of the optimization.
3343 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3345 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3346 delete_old_heap_vars.
3347 * tree-dfa.c (referenced_var_remove): Remove function.
3348 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3349 (delete_tree_ssa): Remove call to delete_old_heapvars.
3350 Add call to delete_alias_heapvars.
3351 * tree-flow.h (referenced_var_remove): Remove prototype
3352 (init_alias_heapvars): New prototype.
3353 (delete_alias_heapvars): Ditto.
3354 * Makefile.in (tree-ssa-structalias.o): Add
3355 gt-tree-ssa-structalias.o
3356 (GTFILES): Add tree-ssa-structalias.h and
3357 tree-ssa-structalias.c.
3358 (s-gtype): Add gt-tree-ssa-structalias.h.
3359 * tree-ssa-structalias.c (heapvars): Remove.
3360 (oldheapvars): Remove.
3361 (heapvar_for_stmt): New variable.
3362 (heapvar_lookup): New function.
3363 (heapvar_insert): Ditto.
3364 (get_constraint_for): See if we have an old heapvar
3366 (init_alias_heapvars): New function.
3367 (delete_alias_heapvars): Ditto.
3368 Add include of gt-tree-ssa-structalias.h.
3370 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3373 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3375 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3377 * tree.c (int_fits_type_p): Only look at the base type
3378 if it has the same precision as the original type.
3380 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3383 * varasm.c (assemble_alias): Use %q+D in the error
3384 message instead of %J and %qD.
3386 2005-11-10 Richard Guenther <rguenther@suse.de>
3388 * gcse.c (free_ldst_entry): Only free hashtable if
3391 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3393 * function.c (assign_stack_local_1): Issue an error message if
3394 the frame size overflows in the signed target arithmetics.
3396 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3398 * tree.c (build_qualified_type): Chain the new type to the original
3399 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3400 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3401 (build_pointer_type_for_mode): Only return unqualified types.
3402 (build_reference_type_for_mode): Likewise.
3404 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3406 * Makefile.in (gnucompare): Do comparison of all files using one of
3407 the chosen methods and only afterwards decide if just warning should
3408 be issued or comparison failure raised.
3410 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3412 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3413 (noce_try_abs): Negate if the comparison is reversed.
3414 Look only one instruction backwards for a REG_EQUAL note.
3416 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3419 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3420 gthr-tpf.h: Define __gthrw. For all identifiers that might
3421 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3422 and prefix all uses with __ghtrw.
3424 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3427 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3428 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3429 * c-common.c (handle_weakref_attribute): New.
3430 (c_common_attribute_table): Add weakref.
3431 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3433 * configure, config.in: Rebuilt.
3434 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3435 * doc/extend.texi: Document weakref attribute.
3436 * varasm.c (ultimate_transparent_alias_target): New
3437 (assemble_name): Use it.
3438 (weak_finish_1): Split out of...
3439 (weak_finish): ... and deal with weakrefs in...
3440 (weakref_targets): ... new list.
3441 (globalize_decl): Clean up weakref_targets.
3442 (do_assemble_alias): Handle weakrefs.
3443 (finish_aliases_1): Do not reject weakrefs to external symbols.
3444 (assemble_alias): Handle weakrefs.
3446 2005-11-09 Richard Guenther <rguenther@suse.de>
3448 PR tree-optimization/24716
3449 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3450 t_bool to track results from follow_ssa_edge.
3452 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3454 * final.c (force_source_line): New global variable.
3455 (final_scan_insn): Set it to true instead of clearing last_filename.
3456 (notice_source_line): Return true if force_source_line is true,
3457 unless source info is absent.
3459 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3462 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3463 a linkage name for a variable if it a register variable.
3464 * c-decl.c (grokdeclarator): Global register variables
3465 should be set as PUBLIC.
3467 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3470 * config/s390/s390.c (struct s390_frame_layout): New fields
3471 first_save_gpr_slot and last_save_gpr_slot.
3472 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3473 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3474 first_save_gpr and last_save_gpr with the _slot variants.
3475 (s390_register_info): Calculate first_save_gpr_slot and
3476 last_save_gpr_slot using regs_ever_live.
3478 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3481 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3482 for a function containing a landing pad.
3484 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3487 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3490 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3492 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3493 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3495 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3498 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3500 (call,load,store): New insn types.
3501 (mem_access, branch_access): Adjust reservation conditions.
3502 (define_delay): Adjust condition.
3503 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3505 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3506 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3508 (call_internal, call_value_internal, return_internal,
3509 return_interrupt_internal, eh_return_internal, indirect_jump,
3510 tablejump): Set call insn type.
3511 (blockage, ei, di): Use appropriate unspec const.
3512 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3513 (ms1_get_attr_type): Adjust to give load & store types.
3514 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3515 backwards past a barrier.
3516 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3518 (struct branch_info, struct label_info): New.
3520 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3521 (ms1_machine_reorg): New.
3522 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3523 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3524 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3525 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3528 2005-11-09 Per Bothner <per@bothner.com>
3529 Uros Bizjak <uros@kss-loka.si>
3532 * toplev.c (process_options): Initialize debug_hooks early
3533 in case lang_hooks.post_options ends up calling a debug_hook.
3535 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3537 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3538 DBX_REGISTER_NUMBER being contiguous.
3540 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3541 Diego Novillo <dnovillo@redhat.com>
3544 * tree-vrp.c (register_edge_assert_for): Do not register
3545 always-false predicates.
3547 2005-11-08 Devang Patel <dpatel@apple.com>
3549 PR tree-optimization/23115
3550 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3553 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3555 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3558 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3560 Fix PR tree-optimization/23382
3562 * tree-ssa-alias.c (compute_may_aliases): Call
3563 delete_old_heap_vars.
3564 * tree-dfa.c (referenced_var_remove): New function.
3565 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3566 * tree-flow.h (referenced_var_remove): Add prototype.
3567 (delete_old_heap_vars): Ditto.
3568 * tree-ssa-structalias.c (heapvars): New variable.
3569 (oldheapvars): Ditto.
3570 (get_constraint_for): Put heap vars on heapvars list.
3571 (delete_old_heap_vars): New function.
3573 2005-11-08 Jason Merrill <jason@redhat.com>
3575 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3577 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3580 * reg-stack.c (reg_to_stack): Update register liveness also
3581 for flag_sched2_use_traces.
3583 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3586 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3587 override prior explicit -mno-powerpc-gfxopt.
3589 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3591 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3592 if the bitsize is zero.
3593 * doc/md.texi (Standard Pattern Names): Document it.
3595 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3596 (TARGET_PASS_BY_REFERENCE): Likewise.
3598 2005-11-07 Ian Lance Taylor <ian@airs.com>
3600 PR rtl-optimization/24683
3601 * config/i386/i386.c (legitimize_pic_address): If constant operand
3602 to PLUS is too large, put it in a register.
3604 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3606 * configure.ac: Enable checking assembler dwarf2 support for bfin
3608 * configure: Regenerate.
3610 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3614 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3615 gen_easy_vector_constant_add_self): Delete.
3616 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3618 (output_vec_const_move): Use gen_easy_altivec_constant.
3619 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3620 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3621 (easy_vector_constant_add_self): Rewritten.
3622 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3623 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3624 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3625 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3626 Macroize and adjust for the other changes.
3628 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3632 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3633 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3635 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3637 PR rtl-optimization/23567
3638 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3639 (noce_process_if_block): Don't do any optimizations except
3640 if (cond) x = x; if !set_b and write into orig_x may trap
3641 or fault. Remove the MEM_READONLY_P check.
3643 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3646 * tree-vrp.c (fix_equivalence_set): New.
3647 (extract_range_from_assert): Call it.
3649 2005-11-05 Ian Lance Taylor <ian@airs.com>
3652 * combine.c (apply_distributive_law): Don't distribute across a
3655 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3657 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3658 config/ms1/ms1.h, config/rs6000/predicates.md,
3659 config/s390/s390.c, params.def, postreload-gcse.c,
3660 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3661 tree-vrp.c, tree.c: Fix comment typos.
3662 * doc/invoke.texi: Fix typos.
3664 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3666 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3667 for testing whether the data_dependence_relation contains distance
3668 vectors. Iterate over all distance vectors of the ddr.
3669 * lambda.h: Define a vec of lambda_vector pointers.
3670 * tree-data-ref.c (dump_data_dependence_relation,
3671 dump_data_dependence_direction): Iterate over all distance and
3672 direction vectors of the ddr.
3673 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3675 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3676 of distance/direction vectors instead of a single one.
3677 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3678 lambda_vectors with a vec of lambda_vectors.
3679 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3680 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3681 DDR_NUM_DIST_VECTS): New.
3682 * tree-loop-linear.c (gather_interchange_stats): Test for the
3683 existence of distance vectors only after having checked that there
3684 is a dependence. Iterate over all distance vectors of the ddr.
3685 (linear_transform_loops): Use dump_data_dependence_relation.
3686 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3687 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3688 distance vectors of the ddr.
3690 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3692 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3693 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3694 IS_INTHANDLER; all callers changed.
3695 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3697 (do_link, do_unlink): New argument ALL; all callers changed.
3698 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3699 If function isn't leaf, save and restore all registers.
3700 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3703 2005-11-05 Jan Hubicka <jh@suse.cz>
3705 PR rtl-optimization/23490
3706 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3707 max-flow-memory-location): Document.
3708 * flow.c: Include params.h
3709 (MAX_MEM_SET_LIST_LEN): Kill.
3710 (add_to_mem_set_list): Use new param.
3711 * cse.c (cse_basic_block): Replace 1000 by new param.
3712 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3713 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3714 * predict.c (predict_loops): Use new param.
3715 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3717 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3718 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3719 Do not hold memory returned by cgraph_node_name across other call.
3721 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3724 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3727 2005-11-04 Jeff Law <law@redhat.com>
3730 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3731 * tree-ssa-dom.c: Include params.h.
3732 (thread_across_edge): If there are too many statements in the
3733 target block, then do not thread through it.
3734 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3735 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3737 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3740 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3741 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3743 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3746 * tree-scalar-evolution.c (instantiate_parameters_1,
3747 instantiate_parameters, resolve_mixers): Compute the size of an
3748 expression to be instantiated and give up the instantiation if the
3749 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3751 2005-11-04 Richard Guenther <rguenther@suse.de>
3753 * tree-flow.h (ref_contains_indirect_ref): Rename to
3754 array_ref_contains_indirect_ref.
3755 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3756 (array_ref_contains_indirect_ref): Make comment match the code
3758 (ref_contains_array_ref): Likewise.
3759 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3760 ref_contains_indirect_ref.
3761 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3762 Rename calls to ref_contains_indirect_ref.
3764 2005-11-04 Paul Brook <paul@codesourcery.com>
3766 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3767 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3768 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3769 * config/arm/arm.md: Use match_operand in peephole input templates
3770 and match_dup in peephole output templates.
3772 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3774 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3777 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3778 Daniel Jacobowitz <dan@codesourcery.com>
3780 * longlong.h (add_ssaaaa): Clobber condition code register
3782 (sub_ddmmss): Likewise.
3783 (umul_ppmm): Likewise.
3785 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3786 Paul Brook <paul@codesourcery.com>
3787 Phil Blundell <pb@reciva.com>
3789 * configure.ac: Add test for ARM TLS support.
3790 * configure: Regenerated.
3791 * config/arm/arm-protos.h (legitimize_tls_address)
3792 (arm_tls_referenced_p, tls_mentioned_p)
3793 (arm_output_addr_const_extra): New prototypes.
3794 (thumb_legitimize_pic_address): Delete.
3795 * config/arm/arm.c: Include "gt-arm.h".
3796 (enum tls_reloc): New.
3797 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3798 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3799 (arm_call_tls_get_addr, legitimize_tls_address)
3800 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3801 (arm_init_tls_builtins, arm_emit_tls_decoration)
3802 (arm_output_addr_const_extra): New functions.
3803 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3804 (TARGET_HAVE_TLS): Define.
3805 (target_thread_pointer): New.
3806 (arm_override_options): Handle -mtp=.
3807 (legitimize_pic_address): Ignore UNSPECs.
3808 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3810 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3811 (tls_get_addr_libfunc): New variable.
3812 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3813 (arm_init_builtins): Call arm_init_tls_builtins.
3814 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3815 (arm_encode_section_info): Call default_encode_section_info.
3816 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3817 (enum arm_tp_type): New.
3818 (target_thread_pointer): Add declaration.
3819 (LEGITIMATE_CONSTANT_P): Handle TLS.
3820 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3821 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3822 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3823 * config/arm/arm.md: Add UNSPEC_TLS.
3824 (movsi): Handle TLS.
3825 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3827 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3828 (load_tp_hard, load_tp_soft): New insns.
3829 * arm.opt: Add -mtp=.
3830 * doc/invoke.texi (ARM Options): Document -mtp.
3832 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3834 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3835 * config/arm/libunwind.S: Include "lib1funcs.asm".
3836 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3837 (LIB2ADDEH): Add libunwind.S.
3838 (LIB2ADDEHDEP): Add lib1funcs.asm.
3839 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3841 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3844 * gcc/c.opt: Add a -lang-fortran option.
3845 * gcc/c-opts.c: Add a lang_fortran flag.
3846 (c_common_init_options): Handling the -lang-fortran option.
3847 (c_common_handle_option): Add a case for Fortran options in
3848 preprocessing. Remove cases for -ffixed-form and
3849 -ffixed-line-length. Add a case for -lang-fortran.
3851 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3853 * config/rs6000/rs6000.c: Include params.h
3854 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3855 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3856 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3857 (UNSPEC_VPKUWSS): Delete.
3858 (altivec_vpkuhss): Delete.
3859 (altivec_vpkuwss): Delete.
3860 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3862 (neg_eq0<mode>): Remove final condition.
3863 (neg_eq<mode>): Remove condition and split-condition.
3865 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3867 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3868 Use associated print macros.
3870 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3873 * diagnostic.c (diagnostic_set_info_translated): New function.
3874 (diagnostic_set_info): Use it. Add comment.
3875 * diagnostic.h (diagnostic_set_info_translated): Declare.
3877 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3879 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3880 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3881 reference only if 'public' is true.
3882 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3883 emit the .hidden directive only if the indirect reference is public.
3884 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3885 Pass it to dw2_force_const_mem.
3886 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3887 * dwarf2out.c (output_cfi): Adjust calls to above function.
3888 (output_call_frame_info): Likewise.
3889 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3890 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3892 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3894 PR tree-optimization/24483
3895 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3896 field to elts if possible.
3898 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3901 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3904 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3906 Fix PR tree-optimization/24351
3908 * tree-ssa-structalias.c (struct variable_info): Add
3910 (get_varinfo_fc): New function to follow collapsing.
3911 (new_var_info): Set collapsed_to to NULL.
3912 (dump_constraint): Follow collapsing.
3913 (build_constraint_graph): Handle collapsing.
3914 (do_simple_structure_copy): Return false if something bad
3916 (collapse_rest_of_var): New function.
3917 (do_structure_copy): Collapse if do_simple_structure_copy returns
3920 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3923 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3924 expressions to a statement list instead of gimplifying them.
3926 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3928 PR rtl-optimization/23585
3929 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3930 that can't trap plus a constant integer, if the mode has zero size.
3932 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3935 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3937 ("*insv<mode>_reg_extimm"): Likewise.
3939 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3942 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3943 c_common_type_for_mode returns an unnamed type.
3945 2005-11-02 Richard Henderson <rth@redhat.com>
3949 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3950 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3951 * function.c (assign_parms): Use calls.internal_arg_pointer.
3952 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3954 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3955 (TARGET_CALLS): Add it.
3956 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3957 * targhooks.c (default_internal_arg_pointer): New.
3958 * targhooks.h (default_internal_arg_pointer): Declare.
3959 * tree.h (dwarf2out_reg_save_reg): Declare.
3960 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3961 * config/i386/i386.c (dbx_register_map): Add return column.
3962 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3963 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3964 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3965 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3966 (ix86_save_reg): Save force_align_arg_pointer.
3967 (ix86_emit_save_regs): Make regno unsigned.
3968 (ix86_emit_save_regs_using_mov): Likewise.
3969 (ix86_expand_prologue): Handle force_align_arg_pointer.
3970 (ix86_expand_epilogue): Likewise.
3971 * config/i386/i386.h: (dbx_register_map): Update.
3972 (dbx64_register_map, svr4_dbx_register_map): Update.
3973 (struct machine_function): Add force_align_arg_pointer.
3974 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3975 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3976 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3978 2005-11-02 Jan Hubicka <jh@suse.cz>
3981 * i386.md: Add peep2 for simplyfing array accesses.
3983 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3986 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3987 * config/s390/s390.c (s390_decompose_shift_count): New function.
3988 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3989 (print_shift_count_operand): Use s390_decompose_shift_count.
3990 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3991 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3993 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3996 * loop.c (loop_givs_rescan): Use force_operand to expand
3999 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4002 * fold-const.c (build_range_check): Use unsigned when signed
4003 overflow is undefined also. If etype is subtype, make sure that
4004 the subtraction is in the supertype.
4006 2005-11-02 Richard Henderson <rth@redhat.com>
4009 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
4012 2005-11-01 Richard Henderson <rth@redhat.com>
4015 * loop.c (scan_loop): Do not propagate computations to a hard
4016 register destination with SMALL_REGISTER_CLASSES.
4018 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
4020 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
4021 costs for MULT inside PLUS or MINUS.
4023 2005-11-01 Bob Wilson <bob.wilson@acm.org>
4025 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4026 (TRAMPOLINE_SIZE): Round up to 60.
4027 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
4029 2005-10-31 James E. Wilson <wilson@specifix.com>
4032 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
4033 ifdef. Put ifdefs around call in gen_subprogram_die.
4034 (compute_frame_pointer_to_cfa_displacement): Likewise.
4035 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
4038 PR rtl-optimization/17356
4039 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
4040 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
4042 2005-10-31 Jan Hubicka <jh@suse.cz>
4045 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
4048 * i386.c (legitimize_pic_address): Deal with large immediates.
4051 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
4052 from symbol names while computing checkup.
4055 * predict.c (predict_loops): Do not estimate more than
4056 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
4057 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
4059 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
4061 PR tree-optimization/19097
4062 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
4064 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
4066 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
4068 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
4071 * tree-inline.c (setup_one_parameter): If the init_stmt
4072 is NULL, don't insert the statement.
4074 2005-10-30 Jan Hubicka <jh@suse.cz>
4076 PR tree-optimization/24172
4077 * tree-inline.c (copy_body_r): Unshare the substituted value first.
4079 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
4081 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4082 constants for hosts with long != 32 bits.
4084 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4087 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
4089 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
4091 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
4092 (TARGET_MS1_16_002): New.
4093 (TARGET_MS1_16_003): New.
4095 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
4096 ("*decrement_and_branch_until_zero_no_clobber"): New.
4097 Add corresponding splitter for decrement_and_branch_until_zero
4099 Key all decrement_and_branch_until_zero patterns off of
4102 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
4105 * tree-complex.c (extract_component): Treat RESULT_DECL
4106 like the rest of the decls.
4108 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
4110 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
4111 indirect call to _mcount if the function needs a static chain.
4113 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4114 Caroline Tice <ctice@apple.com>
4116 PR rtl-optimization/24460
4117 * dwarf2out.c (have_switched_text_sections): New boolean variable.
4118 (dwarf2out_switch_text_section): Set it to true instead of
4119 incrementing separate_line_info_table_in_use.
4120 (output_loc_list): Additionally test have_switched_text_sections.
4121 (output_ranges): Likewise.
4122 (dwarf2out_finish): Likewise.
4123 * varasm.c (assemble_start_function): Do not call
4124 insert_section_boundary_note.
4125 (assemble_end_function): If flag_reorder_blocks_and_partition,
4126 switch to the function's section before emitting the .size directive.
4127 * bb-reorder.c (insert_section_boundary_note): Staticify.
4128 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
4129 * output.h (insert_section_boundary_note): Delete.
4131 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
4134 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
4135 instead of pointer equality when comparing types.
4137 2005-10-24 James E. Wilson <wilson@specifix.com>
4139 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4140 add_dependence_list_and_free calls.
4142 2005-10-24 Steven Bosscher <stevenb@suse.de>
4144 * contrib.texi: Add the names of the LLNL folks who donated
4145 Cray pointer support for gfortran.
4147 2005-10-24 Steven Bosscher <stevenb@suse.de>
4149 PR tree-optimization/24225
4150 * profile.c (branch_prob): Look from end to start through a
4151 basic block when looking for a locus.
4153 2005-10-24 Richard Henderson <rth@redhat.com>
4155 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
4157 (hppa_expand_prologue): Likewise.
4159 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4161 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
4162 (NO_DEFERRED_PROFILE_COUNTERS): Define.
4163 * pa.h (NO_PROFILE_COUNTERS): Define.
4164 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
4165 (funcdef_nos): New vector to hold label numbers of deferred profile
4167 (output_deferred_profile_counters): New function.
4168 (hppa_profile_hook): Push label number onto funcdef_nos.
4169 (pa_hpux_file_end): Call output_deferred_profile_counters if
4170 NO_DEFERRED_PROFILE_COUNTERS is false.
4172 * pa-protos.h (get_deferred_plabel): New prototype.
4173 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
4175 (output_call): Adjust calls.
4177 2005-10-24 Alan Modra <amodra@bigpond.net.au>
4179 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4180 peculiarity of GOT/TOC section usage.
4182 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
4185 * c-common.c (constant_string_class_name): Add documentation.
4187 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
4190 * recog.c (peephole2_optimize): Increment peep2_current_count
4191 only when the slot is empty.
4193 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4196 * except.c (output_function_exception_table): Call
4197 assemble_external_libcall if we need a personality function.
4199 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4201 PR rtl-optimization/24460
4202 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
4203 set the basic block for barriers.
4205 2005-10-21 Janis Johnson <janis187@us.ibm.com>
4207 * var-tracking.c (vt_initialize): Initialize post.
4209 2005-10-21 Devang Patel <dpatel@apple.com>
4212 * c-common.c (vector_types_convertible_p): Check vector element type.
4214 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
4216 * config/sh/sh.c (prepare_move_operands): Handle the address
4217 constant which is a tls symbolic address plus a constant.
4219 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
4222 * gcc.c (main): Use the correct counter for erroring out
4223 about mulitple files.
4225 2005-10-21 Alan Modra <amodra@bigpond.net.au>
4228 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
4229 use r2 for 64-bit tls .got access.
4231 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
4233 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
4236 2005-10-20 Steven Bosscher <stevenb@suse.de>
4238 PR tree-optimization/24307
4239 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
4241 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
4244 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
4246 * varasm.c (find_decl_and_mark_needed): After cgraph global info
4247 is ready, stop marking functions, but still mark variables.
4249 2005-10-20 Richard Guenther <rguenther@suse.de>
4252 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
4255 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4257 PR rtl-optimization/23585
4258 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
4259 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
4260 (may_trap_p_1): New predicate extracted from...
4261 (may_trap_p): ... here. Invoke may_trap_p_1.
4262 (may_trap_or_fault_p): New predicate.
4263 * rtl.h (may_trap_or_fault_p): Declare it.
4264 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
4265 instead of may_trap_p.
4266 (steal_delay_list_from_fallthrough): Likewise.
4267 (fill_simple_delay_slots): Likewise.
4268 (fill_slots_from_thread): Likewise.
4269 * function.c (pad_to_arg_alignment): Rework comment about
4270 SPARC_STACK_BOUNDARY_HACK.
4271 * config/sparc/sparc.h: Likewise.
4273 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
4275 * config/s390/s390.c (s390_expand_insv): New.
4276 * config/s390/s390-protos.h (s390_expand_insv): Declare.
4277 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
4278 ("icm_hi"): Remove mode attribute.
4279 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
4281 ("*extracthi", "*extractqi"): Remove.
4282 (extv<mode>", "*extzv<mode>"): New.
4283 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
4284 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
4286 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4288 * cfgexpand.c (discover_nonconstant_array_refs_r,
4289 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
4290 (tree_expand_cfg): Call discover_nonconstant_array_refs.
4291 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4292 discover_nonconstant_array_refs.
4294 2005-10-19 Steven Bosscher <stevenb@suse.de>
4297 * c-decl.c (pop_scope): Don't warn about an unused variable
4298 if it is marked with TREE_NO_WARNING.
4299 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
4300 somenow mismatch and olddecl is to be replaced.
4302 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4305 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4306 whether registers live on the edge can be saved/restored.
4308 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4310 * config/sh/sh.c (fixup_mova): Skip notes.
4312 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4314 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4315 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4316 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4317 (s390_initial_elimination_offset): Likewise.
4318 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4319 register on TARGET_ZARCH targets.
4320 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4321 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4322 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4323 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4325 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4327 * config/s390/s390.md: Comment describing output modifiers updated.
4328 * config/s390/s390.c (print_operand): Likewise.
4330 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4332 * config/s390/s390.c (override_options): Added check for -mstack-size
4334 * doc/invoke.texi: Mention that limit in the documenation.
4336 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4339 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4341 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4343 Fix PR tree-optimization/24231
4345 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4346 (compute_avail): Ditto.
4348 2005-10-18 Richard Henderson <rth@redhat.com>
4351 * config/i386/i386.c (legitimate_constant_p): Check
4352 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4354 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4355 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4356 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4358 (print_operand_address): Likewise.
4359 * config/i386/predicates.md (x86_64_immediate_operand): Test
4360 SYMBOL_REF_TLS_MODEL properly inside CONST.
4361 (x86_64_zext_immediate_operand): Likewise.
4362 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4363 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4364 * config/i386/i386-protos.h: Remove predicates.md entries.
4366 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4368 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4369 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4371 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4372 Ian Lance Taylor <ian@airs.com>
4375 * fold-const.c (fold_widened_comparison): Do not allow range based
4376 constant folding when right operand cannot be unwidened.
4378 2005-10-17 Richard Henderson <rth@redhat.com>
4380 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4381 with a memory clobber.
4383 2005-10-17 James E Wilson <wilson@specifix.com>
4385 PR rtl-optimization/17356
4386 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4387 checking for EDGE_EH.
4389 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4391 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4392 the slot on an even boundary for any type with 16-byte alignment.
4394 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4397 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4398 after register allocation.
4400 2005-10-17 DJ Delorie <dj@redhat.com>
4402 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4405 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4408 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4411 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4413 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4414 to 2 if it's already non-zero.
4415 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4416 is set and warn about it if flag_schedule_insns is 1.
4418 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4420 * config/crx/crx.md: Compare-and-branch instructions need to
4423 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4426 * config/i386/i386.md (*pushdi2_rex64 splitter)
4427 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4428 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4429 flow2 pass only when (optimize > 0 && flag_peephole2).
4431 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4434 * gcc.c (have_c): New static variable.
4436 (process_command): Remove declation of have_c.
4437 Set have_o to 1 when handling -o.
4438 (main): Add a fatel error if there are multiple
4439 files specified and -o and -c/-S is passed witout
4440 -combine or multiple languages.
4442 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4444 Fix PR tree-optimization/22444
4445 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4446 Assert that we don't hit something with subvars.
4447 (setup_pointers_and_addressables): Don't add things with subvars,
4448 because we'll already process the subvars for aliasing purposes.
4450 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4453 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4454 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4455 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4456 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4457 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4458 swapped, alternatives for the R constraint.
4461 * builtins.c (get_builtin_sync_mode): Make unlimited
4462 mode_for_size request.
4464 2005-10-15 Richard Henderson <rth@redhat.com>
4466 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4467 (gimplify_expr): ... here.
4468 (gimplify_compound_lval): Use it in initial scan loop. Allow
4469 fb_lvalue in base expression.
4471 2005-10-15 Richard Henderson <rth@redhat.com>
4474 * builtins.c (expand_builtin_trap): Export.
4475 * expr.h (expand_builtin_trap): Declare.
4476 * expr.c (expand_assignment): Emit a trap for integral offsets
4477 from registers that weren't reduced to bitpos.
4479 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4480 (mark_array_ref_addressable): Remove.
4481 * tree-flow.h (mark_array_ref_addressable): Remove.
4482 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4484 2005-10-15 James E Wilson <wilson@specifix.com>
4487 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4488 (add_dependence_list_and_free): Likewise.
4489 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4492 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4496 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4497 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4499 (vrp_visit_phi_node): Only prevent infinite iterations when
4500 the previous result and the new result are both VR_RANGEs.
4502 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4504 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4507 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4510 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4513 2005-10-14 Per Bothner <per@bothner.com>
4515 PR preprocessor/21250
4516 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4518 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4521 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4522 overflow flags. Refactor some conditionals.
4524 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4527 * tree-dfa.c (add_referenced_var): Only look at decls which
4528 have TREE_CONSTANT or TREE_READONLY set instead of if
4529 !TREE_PUBLIC or !TREE_CONSTANT.
4531 2005-10-13 James E Wilson <wilson@specifix.com>
4533 * doc/invoke.texi: For -x, add f95-cpp-input.
4534 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4536 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4538 PR tree-optimization/24262
4539 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4540 in loop all the time.
4542 2005-10-12 Richard Henderson <rth@redhat.com>
4545 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4546 * function.c (assign_parm_find_data_types): Don't support it.
4547 * print-tree.c (print_node): Likewise.
4548 * c-common.c (handle_transparent_union_attribute): Likewise.
4549 Use build_duplicate_type.
4550 * tree-inline.c (remap_type_1): Split out of remap_type;
4551 properly remap aggregate fields.
4552 (build_duplicate_type): New.
4553 * doc/extend.texi (Variable Attributes): Remove documentation
4554 for transparent_union.
4556 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4559 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4560 (gen_stack_pointer_dec): Likewise.
4562 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4566 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4568 (struct cxx): Add adjust_class_at_definition target hook.
4569 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4570 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4571 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4572 hook_void_tree. Add to TARGET_CXX.
4573 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4575 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4576 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4577 instead of attribute. Check for dllexport override. Warn if
4578 inconsistent dll linkage. Don't lose old dllimport if decl has
4579 had address referenced. Tweak lookup of dllimport atribute.
4580 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4581 for target specific rules. Don't add dllimport attribute if
4582 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4583 dllimport attribute.
4584 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4585 * varasm.c (initializer_constant_valid_p): Replace
4586 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4590 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4591 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4592 (i[34567]86-*-mingw32*): Likewise.
4594 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4595 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4597 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4598 C++-specific code. Change return value to bool.
4599 (i386_pe_dllimport_p): Likewise.
4600 (associated_type): Simplify and make language-independent
4601 (i386_pe_encode_section_info): Replace override of ambiguous
4602 dllimport symbol refs with a gcc_assert.
4603 (i386_pe_valid_dllimport_attribute_p): Define.
4604 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4605 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4606 i386_pe_adjust_class_at_definition.
4607 * config/i386/winnt-stubs.c: New file. Define stub versions of
4608 lang-specific functions.
4609 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4610 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4611 i386_pe_adjust_class_at_definition.
4612 (i386_pe_valid_dllimport_attribute_p): Declare.
4613 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4614 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4615 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4618 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4619 dllimport attribute with test of DECL_DLLIMPORT_P.
4621 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4623 * combine.c (make_extraction): Correct offset computation.
4625 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4627 * config/cris/t-linux (LIMITS_H_TEST): Define.
4629 2005-10-12 Richard Henderson <rth@redhat.com>
4632 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4634 2005-10-12 Richard Guenther <rguenther@suse.de>
4636 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4638 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4641 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4642 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4645 2005-10-12 Richard Guenther <rguenther@suse.de>
4648 * varasm.c (output_constant): Correct typo from previous
4651 2005-10-11 Ian Lance Taylor <ian@airs.com>
4653 PR rtl-optimization/13931
4654 * combine.c: Revert patch of 2003-05-14, and:
4655 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4656 completely killed in the appropriate insn.
4657 (distribute_notes): Don't skip multiple hard register test for
4658 elim_i1 and elim_i2.
4660 2005-10-11 Richard Henderson <rth@redhat.com>
4663 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4664 to initialize a transparent union instead of a nop_expr.
4666 2005-10-11 Richard Henderson <rth@redhat.com>
4668 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4669 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4670 (tree_ssa_dce_loop): Call scev_reset.
4673 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4674 * tree-ssa-dce.c: Include cfgloop.h.
4675 (tree_ssa_dce_loop, pass_dce_loop): New.
4676 * tree-pass.h (pass_dce_loop): Declare it.
4677 * passes.c (init_optimization_passes): Use it.
4679 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4682 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4683 Only apply the optimization for rounding builtins if the inner
4684 cast is also an extension.
4686 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4689 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4690 mark_new_vars_to_rename instead of update_stmt.
4692 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4694 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4696 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4698 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4699 for setting MMX register to 0 rather than mmx.
4701 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4704 * configure.ac: Move gas check from mips specific case to common case.
4705 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4706 * configure: Regenerate
4707 * doc/install.texi: Update.
4709 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4712 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4714 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4716 * gcc.c (do_spec_1): Accept numeric characters in file name
4719 2005-10-10 Nick Clifton <nickc@redhat.com>
4721 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4722 describing the deleted arm_gen_rotated_half_load function.
4724 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4726 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4729 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4731 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4733 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4734 (EXTRA_MULTILIB_PARTS): Define.
4735 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4736 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4737 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4738 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4739 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4740 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4742 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4744 PR tree-optimization/24226
4745 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4746 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4747 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4750 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4752 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4754 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4757 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4758 Rewrite for no need for the early clobber.
4760 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4762 Merge from csl-arm-branch:
4763 2005-09-07 Paul Brook <paul@codesourcery.com>
4764 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4767 2005-04-30 Paul Brook <paul@codesourcery.com>
4768 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4769 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4771 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4772 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4773 (arm_override_options): Use TARGET_AAPCS_BASED.
4774 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4775 (PTRDIFF_TYPE): Use int for AAPCS.
4776 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4777 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4778 (DEFAULT_SHORT_ENUMS): Delete.
4779 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4781 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4782 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4783 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4784 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4786 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4787 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4789 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4790 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4792 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4793 * config.gcc (arm*-*-linux-gnueabi): Add it.
4794 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4796 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4797 * config/arm/linux-eabi.h: New file.
4798 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4799 (LINUX_TARET_LINK_SPEC): Likewise.
4800 (LINK_SPEC): Use it.
4801 * config/arm/t-linux-eabi: New file.
4803 2005-10-08 Steven Bosscher <stevenb@suse.de>
4806 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4808 (PARAM_SMS_DFA_HISTORY): Likewise.
4810 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4813 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4814 (load_register_parameters): Call it.
4815 (check_sibcall_argument_overlap_1): Likewise.
4816 (store_one_arg): Likewise.
4818 2005-10-07 James E. Wilson <wilson@specifix.com>
4820 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4821 DImode not VECINT24 for operand 2.
4824 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4828 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4829 fr_spill): Use destination_operand for operand 0.
4831 2005-10-07 DJ Delorie <dj@redhat.com>
4833 * varasm.c (output_constant): Limit error to expanding
4836 2005-10-07 Richard Guenther <rguenther@suse.de>
4839 * fold-const.c (fold_binary): Fix operand types during folding
4840 of X op (A, Y). Evaluation order of the side-effects of
4841 X and A are frontend-defined, so ensure we honour that even for
4842 tcc_comparison class operands; eased by removing duplicate code.
4844 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4846 * stor-layout.c (layout_type): Do not allow alignment of array
4847 elements to be greater than their size.
4849 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4851 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4853 (hppa*-*-linux*): Ditto.
4854 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4855 * config/host-hpux.c: New.
4856 * config/x-hpux: New.
4857 * config/pa/x-hpux: Remove.
4858 * config/pa/x-linux: Remove.
4859 * config/pa/pa-host.c: Remove.
4861 2005-10-07 Jeff Law <law@redhat.com>
4863 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4864 determine whether or not to try and thread outgoing edges.
4866 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4868 * config/rs6000/rs6000.md (eqsi_power): New.
4869 (neg_eq0si): Add TARGET_POWER to final condition.
4872 2005-10-06 Richard Henderson <rth@redhat.com>
4874 * config/rs6000/rs6000.c: Revert last change.
4876 2005-10-06 Richard Henderson <rth@redhat.com>
4878 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4879 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4881 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4885 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4886 out return_label and naked_return_label.
4888 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4890 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4893 2005-10-06 Richard Henderson <rth@redhat.com>
4896 * tree-inline.c (declare_return_variable): Handle modify_dest not
4899 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4901 Fix PR tree-optimization/22488
4902 * tree-ssa-structalias.c (check_for_overlaps): New function.
4903 (create_variable_info_for): Use it.
4905 2005-10-06 Richard Henderson <rth@redhat.com>
4908 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4909 (dwarf2out_start_source_file): Print it.
4911 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4913 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4915 2005-10-06 Richard Henderson <rth@redhat.com>
4918 * mode-switching.c (optimize_mode_switching): Clear transp bit
4919 for block with incomming abnormal edges.
4921 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4922 (fpscr_set_from_mem): Use them.
4923 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4924 (fpscr postinc splitters): Rewrite as peephole2+split.
4926 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4928 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4929 (eq<mode>_compare): Same.
4931 2005-10-06 Richard Guenther <rguenther@suse.de>
4933 PR tree-optimization/24238
4934 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4936 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4938 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4939 here. Use AC_PATH_PROG for environment variables instead of
4941 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4943 * configure: Regenerated.
4945 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4948 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4949 then force it into a register.
4950 (call_value): Likewise.
4952 2005-10-06 Richard Henderson <rth@redhat.com>
4955 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4956 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4957 under pass_vectorize.
4959 2005-10-05 Devang Patel <dpatel@apple.com>
4962 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4963 handling constants. Check NAMESPACE_DECL context for constants.
4965 2005-10-05 Eric Christopher <echristo@apple.com>
4967 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4969 2005-10-05 Richard Henderson <rth@redhat.com>
4972 * tree-cfg.c (mark_array_ref_addressable_1): New.
4973 (mark_array_ref_addressable): New.
4974 * tree-flow.h (mark_array_ref_addressable): Declare.
4975 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4977 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4981 * reload.c (subst_reloads): When adding a REG_LABEL to a
4982 jump instruction, also update JUMP_LABEL.
4984 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4986 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4987 * bb-reorder.c (copy_bb_p): Use it.
4988 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4990 2005-10-05 Richard Henderson <rth@redhat.com>
4993 * toplev.c (process_options): Warn about unsupported combinations
4994 of unwind tables and omit-frame-pointer.
4995 * config/i386/i386.c (override_options): Similarly. Enable
4996 accumulate-outgoing-args if not explicitly disabled.
4998 2005-10-05 Steve Ellcey <sje@cup.hp.com>
5000 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
5001 Handle big endian vs. small endian.
5002 (vec_initv2sf): Handle big endian vs. small endian.
5003 (*vec_extractv2sf_1): Ditto.
5005 2005-10-05 Dale Johannesen <dalej@apple.com>
5007 * convert.c (convert_to_real): Don't convert
5008 (float)floor(double d) to floorf((float)d).
5010 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
5012 * config/arm/arm.md (insv): Use gen_int_mode in more places.
5014 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
5016 PR tree-optimization/18587
5017 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
5018 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
5019 build_vuses): Change to VEC type.
5020 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
5021 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
5022 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
5023 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
5024 (get_name_decl): New. Return DECL_UID of base variable.
5025 (operand_build_cmp): New. qsort comparison routine.
5026 (operand_build_sort_virtual): New. Sort virtual build vector.
5027 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
5028 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
5029 (FINALIZE_BASE): Use get_name_decl.
5030 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
5031 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
5032 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
5033 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
5034 direct VEC_* manipulations.
5035 (build_ssa_operands): Call operand_build_sort_virtual.
5036 (copy_virtual_operand, create_ssa_artficial_load_stmt,
5037 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
5038 with direct VEC_* manipulations.
5039 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
5040 with direct VEC manipulations.
5042 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
5044 PR tree-optimization/21419
5045 PR tree-optimization/24146
5046 PR tree-optimization/24151
5048 * c-typeck.c (readonly_error): Handle USE being lv_asm.
5049 (build_asm_expr): Call it if outputs are read-only.
5050 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
5052 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
5053 Paolo Bonzini <bonzini@gnu.org>
5057 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
5058 enable the instructions and not just the built-ins.
5059 * doc/invoke.texi (x86 Options): Likewise.
5061 2005-10-04 Geoffrey Keating <geoffk@apple.com>
5063 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
5065 * doc/invoke.texi (Option Summary): Correct spelling
5066 of -mmacosx-version-min.
5068 2005-10-04 Devang Patel <dpatel@apple.com>
5070 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
5073 2005-10-04 Steve Ellcey <sje@cup.hp.com>
5075 * tree-vect-transform.c (vect_create_epilog_for_reduction):
5076 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
5078 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
5080 * config/s390/s390.md ("TDSI","DP"): New mode macros.
5081 ("TE","tg"): New mode attributes.
5082 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
5083 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
5084 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
5085 dword_mode and one for GPRmode.
5087 2005-10-04 Ian Lance Taylor <ian@airs.com>
5089 PR preprocessor/13726
5090 * c-ppoutput.c (cb_include): Add comments parameter, and print out
5091 any comments passed in.
5093 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5095 * tree.c (annotate_with_file_line): Fix typo.
5097 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5100 * builtins.c (fold_builtin_memcmp): When constructing the pointer
5101 type used to access data in the inlined length == 1 case, use
5102 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
5103 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
5105 2005-10-04 Uros Bizjak <uros@kss-loka.si>
5107 * config/i386/i386.h (TARGET_FISTTP): Enable also for
5108 TARGET_SSE3 and only for TARGET_80387.
5109 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
5110 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
5111 Do not depend on TARGET_80387.
5113 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5115 * tree.c (last_annotated_node): Change type to location_t*.
5116 (annotate_with_file_line): Reflect the change of
5117 last_annotated_node type.
5119 2005-10-04 Richard Guenther <rguenther@suse.de>
5122 * c-decl.c (grokdeclarator): Don't write to fields
5125 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
5128 * c-decl.c (finish_decl): Use set_user_assembler_name even for
5130 * varasm.c (make_decl_rtl): If a register variable does not
5131 have a set user assmbler name, error out.
5132 Decode the asmspec is now name+1 bypassing '*'.
5134 2005-10-04 Steven Bosscher <stevenb@suse.de>
5136 PR tree-optimization/23049
5137 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
5138 of a COND_EXPR is folded before calling fold on the whole rhs of a
5139 conditional assignment.
5140 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
5141 document that a COND_EXPR may appear there.
5143 2005-10-03 Diego Novillo <dnovillo@redhat.com>
5146 * tree-vrp.c (extract_range_from_assert): If the new numeric
5147 range created out of the assertion contradicts the existing
5148 numeric range of the ASSERT_EXPR variable, make the new range
5151 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
5153 * config/sh/sh.c (sh_register_move_cost): Add case for moving
5154 from T_REGS to FP register class.
5156 2005-10-03 Richard Henderson <rth@redhat.com>
5159 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
5160 before creating a new one.
5162 2005-10-03 David Edelsohn <edelsohn@gnu.org>
5164 * config/rs6000/t-aix43 (LDFLAGS): New.
5165 * config/rs6000/t-aix52 (LDFLAGS): New.
5167 2005-10-03 Ian Lance Taylor <ian@airs.com>
5169 * gimplify.c (find_single_pointer_decl_1): New static function.
5170 (find_single_pointer_decl): New static function.
5171 (internal_get_tmp_var): For a formal variable, set restrict base
5172 information if appropriate.
5173 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
5175 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
5176 (DECL_GET_RESTRICT_BASE): Define.
5177 (SET_DECL_RESTRICT_BASE): Define.
5178 (decl_restrict_base_lookup): Declare.
5179 (decl_restrict_base_insert): Declare.
5180 (struct tree_decl_with_vis): Add based_on_restrict_p field.
5181 * tree.c (restrict_base_for_decl): New static variable.
5182 (init_ttree): Initialize restrict_base_for_decl.
5183 (copy_node_stat): Copy restrict base information.
5184 (decl_restrict_base_lookup): New function.
5185 (decl_restrict_base_insert): New function.
5186 (print_restrict_base_statistics): New static function.
5187 (dump_tree_statistics): Call print_restrict_base_statistics.
5189 2005-10-02 Diego Novillo <dnovillo@redhat.com>
5192 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
5193 case of anti-ranges.
5195 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
5198 * c-typeck.c (tagged_tu_seen): Rename to ...
5199 (tagged_tu_seen_cache): this and add val field.
5200 (comptypes): Move functional to comptypes_internal
5201 and free tagged_tu_seen.
5202 (comptypes_internal): New function and call comptypes_internal
5203 instead of comptypes. Speed up by sibcalling
5204 tagged_types_tu_compatible_p.
5205 (alloc_tagged_tu_seen): New function
5206 (free_all_tagged_tu_seen_up_to): New function.
5207 (tagged_types_tu_compatible_p): Return the val of the seen two
5209 Add that the two types are the same to tagged_tu_seen_base
5210 if they are and call comptypes_internal instead of comptypes.
5211 <case UNION_TYPE>: Speed up common type where the fields are
5213 (function_types_compatible_p): Call comptypes_internal instead of
5215 (type_lists_compatible_p): Likewise.
5216 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
5218 2005-10-02 Matthias Klose <doko@debian.org>
5220 * doc/invoke.texi: Fix typo and speling error.
5222 2005-10-01 Richard Henderson <rth@redhat.com>
5224 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
5226 2005-10-01 Mark Mitchell <mark@codesourcery.com>
5228 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
5229 using --start-group and --end-group.
5231 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5233 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
5234 FIXME note regarding quirky semantics.
5236 2005-10-01 Diego Novillo <dnovillo@redhat.com>
5239 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
5240 non-null range as a last resort.
5242 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
5243 Diego Novillo <dnovillo@redhat.com>
5246 * tree-vrp.c (extract_range_from_assert): For !=
5247 assertions, only build an anti-range if LIMIT is a
5248 single-valued range.
5250 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
5252 * arm.md (movqi): On thumb when optimizing, handle loading from
5253 memory by describing this as taking a subreg of a zero-extended load
5254 into an SImode register.
5257 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
5259 * reload1.c (merge_assigned_reloads): Do not change any
5260 RELOAD_FOR_OUTPUT_ADDRESS reloads.
5262 2005-09-30 Geoffrey Keating <geoffk@apple.com>
5264 * Makefile.in (LIPO_FOR_TARGET): Define.
5265 (STRIP_FOR_TARGET): Define.
5267 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
5268 before creating new ones. Do symlinks before creating the actual
5271 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
5272 to work out which multilibs are actually being built.
5274 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
5276 * tree-vect-transform.c, config/ms1/ms1.md,
5277 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
5278 Follow spelling conventions.
5279 * doc/invoke.texi, doc/md.texi: Fix typos.
5281 2005-09-30 Andrew Macleod <amacleod@redat.com>
5283 PR tree-optimization/21430
5284 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
5285 use operands, and set stmt pointer if need be.
5286 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
5287 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
5290 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5293 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
5295 2005-09-29 Mark Mitchell <mark@codesourcery.com>
5297 * optabs.c (expand_binop): Initialize first_pass_p.
5299 2005-09-29 Jakub Jelinek <jakub@redhat.com>
5302 * c-decl.c (c_write_global_declarations_1): If any
5303 wrapup_global_declaration_2 call returned true, restart the loop.
5305 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5307 Fix PR tree-optimization/24117
5308 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5309 before considering whether to use anyoffset.
5311 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5315 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5317 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5319 (swap_commutative_operands_with_target): New.
5321 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5324 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5327 2005-09-29 Steven Bosscher <stevenb@suse.de>
5329 PR tree-optimization/23911
5330 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5331 and IMAGPART_EXPR too.
5333 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5336 * expmed.c (expand_shift): Move logic to reverse rotation
5337 direction when rotating by constants ...
5338 * optabs.c (expand_binop): ... here.
5339 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5340 (ix86_rotrdi3): New pattern.
5341 (rotldi3): Handle 32-bit mode.
5342 (ix86_rotldi3): New pattern.
5344 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5347 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5348 check for numbers that need no bit twiddle.
5350 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5352 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5353 multilib to be built.
5355 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5356 (stage1-start): Delete old libgcc and libunwind before moving
5357 anything into the stage directory.
5358 (stage2-start): Likewise.
5359 (stage3-start): Likewise.
5360 (stage4-start): Likewise.
5361 (stageprofile-start): Likewise.
5362 (stagefeedback-start): Likewise.
5363 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5364 header in tm_file and CPU-specific t-darwin in tmake_file.
5365 (i[34567]86-*-darwin*): Don't change tm_file.
5366 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5367 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5368 shared library stub for target OS version.
5369 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5370 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5371 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5372 (libgcc_s.%.dylib): New.
5374 (install-darwin-libgcc-stubs): New.
5375 (INSTALL_LIBGCC): New append.
5376 * config/i386/darwin-libgcc.10.4.ver: New.
5377 * config/i386/darwin-libgcc.10.5.ver: New.
5378 * config/i386/t-darwin: New.
5379 * config/rs6000/darwin-libgcc.10.4.ver: New.
5380 * config/rs6000/darwin-libgcc.10.5.ver: New.
5381 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5382 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5384 2005-09-28 Paul Brook <paul@codesourcery.com>
5386 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5389 2005-09-28 Richard Guenther <rguenther@suse.de>
5391 PR tree-optimization/23853
5392 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5393 host_integerp to verify misalignment value.
5395 2005-09-28 Richard Henderson <rth@redhat.com>
5397 * builtins.c (get_builtin_sync_mode): New.
5398 (expand_builtin_sync_operation): Pass in mode argument.
5399 (expand_builtin_compare_and_swap): Likewise.
5400 (expand_builtin_lock_test_and_set): Likewise.
5401 (expand_builtin_lock_release): Likewise.
5402 (expand_builtin): Update to match.
5404 2005-09-28 Nick Clifton <nickc@redhat.com>
5406 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5407 formatting. Add check to PLUS case to ensure that the offset is
5408 within an acceptable range.
5410 * config/v850/v850.md (casesi): Disable the generation of the
5411 switch pattern as it is not being handled properly at the moment.
5413 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5414 for when the high words are identical.
5416 2005-09-27 Richard Henderson <rth@redhat.com>
5418 * pretty-print.c (pp_base_format): Fix typo for %>.
5420 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5421 Devang Patel <dpatel@apple.com>
5423 PR tree-optimization/23625
5424 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5425 LABEL_EXPR, assertion check.
5427 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5429 * optabs.c (no_conflict_move_test): Check if a result of a
5430 to-be-moved insn would be clobbered by an originally
5433 2005-09-27 Jeff Law <law@redhat.com>
5435 * passes.c (init_optimization_passes): Replace copy propagation
5436 passes immediately after DOM with phi-only copy propagation
5437 pases. Add phi-only copy propagation pass after first DOM pass.
5438 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5439 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5440 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5441 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5442 to init_copy_prop. Callers updated.
5443 (do_phi_only_copy_prop): New function.
5444 (pass_phi_only_copy_prop): New pass descriptor.
5446 2005-09-27 Nick Clifton <nickc@redhat.com>
5448 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5450 2005-09-26 Jason Merrill <jason@redhat.com>
5453 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5455 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5457 2005-09-26 James E Wilson <wilson@specifix.com>
5459 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5460 copyright. Add gcc copyright plus libgcc exception.
5461 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5463 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5465 2005-09-26 Jeff Law <law@redhat.com>
5467 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5468 about when to iterate.
5470 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5473 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5474 for __complex__ double in -mcpu=G5 mode.
5476 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5478 PR tree-optimization/23942
5479 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5480 * tree-scalar-evolution.c: Include params.h.
5482 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5483 follow_ssa_edge_in_condition_phi_branch,
5484 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5485 Change return type to t_bool. Use a parameter to limit the size of
5486 trees that are walked before stopping
5487 (analyze_evolution_in_loop): Initialize the limit to 0.
5488 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5489 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5491 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5494 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5495 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5497 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5499 * combine.c (make_extraction): Check for valid use of subreg.
5501 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5504 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5505 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5506 ("fist<mode>2_with_temp"): Use only register operands.
5508 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5510 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5511 CALL_INSN_FUNCTION_USAGE.
5513 2005-09-26 Richard Guenther <rguenther@suse.de>
5516 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5517 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5518 (ldst_entry): Use the hashtable instead of list-walking.
5519 (find_rtx_in_ldst): Likewise.
5520 (free_ldst_entry): Free the hashtable.
5521 (compute_ld_motion_mems): Create the hashtable.
5522 (trim_ld_motion_mems): Remove entry from hashtable if
5523 removing it from list.
5524 (compute_store_table): Likewise^2.
5525 (store_motion): Free hashtable in case we did not see
5528 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5530 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5531 and arg1 if we are passing them to fold_build2.
5533 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5536 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5539 2005-09-25 Richard Henderson <rth@redhat.com>
5541 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5542 SYMBOL_REF_TLS_MODEL to be correct.
5544 2005-09-24 Richard Henderson <rth@redhat.com>
5546 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5547 end of function. Reindent.
5549 2005-09-24 Ian Lance Taylor <ian@airs.com>
5551 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5552 NEGATE_EXPR/BIT_NOT_EXPR case.
5554 2005-09-24 Richard Henderson <rth@redhat.com>
5556 * c-common.c (handle_mode_attribute): When not modifying in place,
5557 create subtypes for enumerations.
5558 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5559 * gimplify.c (create_tmp_from_val): Likewise.
5561 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5563 * config/i386/i386.md (*tls_global_dynamic_64,
5564 *tls_local_dynamic_base_64): Add missing mode to call.
5565 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5567 2005-09-24 Jan Hubicka <jh@suse.cz>
5569 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5570 (cgraph_clone_node): Likewise.
5571 * cgraph.h (cgraph_clone_edge): Update prototype.
5572 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5573 duplicated prototypes; add updating argument.
5574 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5575 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5577 (cgraph_mark_inline_edge): Likewise.
5578 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5579 (cgraph_flatten_node): Likewise.
5580 (cgraph_decide_recursive_inlining): Likewise.
5581 (cgraph_decide_inlining_of_small_function): Likewise.
5582 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5584 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5585 Pete Steinmetz <steinmtz@us.ibm.com>
5587 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5588 (rldic.): Set type to "compare".
5590 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5591 mfjmpr for MFCTR/MFLR.
5592 (movdf_hardfloat64): Same.
5593 (movdf_softfloat64): Same. Correct order of store and move types.
5594 (movti_string): Set type to store_ux/load_ux.
5595 (load_multiple): Set type to load_ux.
5596 (store_multiple): Set type to store_ux.
5597 (movmemsi): Set type to store_ux.
5598 (output_cbranch direct_return): Set type to jmpreg.
5599 (stmw): Set type to store_ux.
5600 (lmw): Set type to load_ux.
5601 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5602 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5603 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5604 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5605 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5606 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5607 (rios1-fpstore): Increase latency to 3.
5608 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5609 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5611 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5612 Andrew Pinski <pinskia@physics.uc.edu>
5614 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5615 operand2 constraint to "b".
5616 (sync_<fetchop_name>di_internal): Same.
5617 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5619 (sync_old_<fetchop_name>di_internal): Same.
5620 (sync_new_<fetchop_name>si_internal): Same.
5621 (sync_new_<fetchop_name>di_internal): Same.
5623 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5626 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5627 case, define as macros.
5629 PR rtl-optimization/23837
5630 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5631 clobber / clobber match between dest and p->first.
5633 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5634 (no_conflict_move_test): Update comments.
5636 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5638 * doc/install.texi: Update URL for Jacks.
5639 * doc/sourcebuild.texi: Likewise.
5641 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5644 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5645 registers when choosing register preferences.
5646 (movdf_hardfloat64): Same.
5648 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5650 * expmed.c (expand_shift): Don't use the target of the rotate as
5651 target for the first expanded shift insn.
5652 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5654 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5656 PR tree-optimization/22438
5657 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5658 preserved iv rhs rewriting specially.
5660 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5662 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5663 estimate_only is true.
5664 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5665 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5666 tree-ssa-structalias.c
5667 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5668 ref_contains_indirect_ref.
5669 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5671 2005-09-21 DJ Delorie <dj@redhat.com>
5673 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5675 (mn10300_return_in_memory): Support variable size types also.
5676 (mn10300_pass_by_reference): Likewise.
5677 (mn10300_function_value): New.
5678 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5679 (FUNCTION_OUTGOING_VALUE): Likewise.
5680 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5681 * doc/invoke.texi: Document it.
5683 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5686 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5687 force integer op1 into register for XFmode compares.
5689 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5692 * expmed.c (alg_code): Add alg_impossible.
5693 (alg_hash_entry): Add cost.
5694 (synth_mult): Record alg_impossible in the hash table if
5695 multiplication by a given integer is impossble within the
5696 limit. Speed up using alg_impossible.
5698 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5700 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5701 argument. Allow and set any offset if needs_anyoffset is passed
5703 (get_constraint_for): Add argument here too.
5705 (do_structure_copy): Pass NULL to get_constraint_for.
5706 (handle_ptr_arith): Ditto.
5707 (find_func_aliases): Ditto.
5709 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5711 PR rtl-optimization/23898
5712 * output.h (get_attr_min_length): Declare.
5713 * final.c (get_attr_length_1): New function, broken out of:
5715 (get_attr_min_length): New function.
5716 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5717 (duplicate_computed_gotos): Likewise.
5718 * genattr.c (insn_min_length): Generate declaration.
5719 * genattrtab.c (min_fn, min_attr_value): New functions.
5720 (make_length_attrs): Generate insn_min_length.
5722 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5724 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5726 2005-09-20 Richard Henderson <rth@redhat.com>
5728 PR tree-optimization/24059
5729 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5732 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5734 * c.opt (fextended-identifiers): New.
5735 * c-opts.c (c_common_handle_option): Handle
5736 -fextended-identifiers.
5737 * doc/cpp.texi: Update documentation of extended identifiers.
5738 * doc/cppopts.texi (-fextended-identifiers): Document.
5740 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5742 PR tree-optimization/23929
5743 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5746 PR tree-optimization/23818
5747 * tree-stdarg.c (execute_optimize_stdarg): Call
5748 calculate_dominance_info.
5750 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5752 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5753 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5754 (compute_overlap_steps_for_affine_1_2): Use
5755 get_number_of_iters_for_loop.
5756 (analyze_subscript_affine_affine): Check whether difference is
5758 Use get_number_of_iters_for_loop.
5759 Check whether overlap occurs outside of bounds.
5760 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5762 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5764 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5765 base register if possible.
5767 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5769 PR tree-optimization/18463
5770 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5771 converting it directly is not possible.
5772 (chrec_convert_aggressive): New function.
5773 * tree-chrec.h (chrec_convert_aggressive): Declare.
5774 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5775 Fold chrec conversions aggressively if asked to.
5776 (instantiate_parameters): Modified because of changes in
5777 instantiate_parameters_1.
5779 2005-09-19 Richard Henderson <rth@redhat.com>
5781 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5782 (reduc_splus_v2df): New.
5784 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5786 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5787 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5789 2005-09-19 Richard Henderson <rth@redhat.com>
5791 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5794 2005-09-19 Richard Henderson <rth@redhat.com>
5796 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5797 (ia64_expand_dot_prod_v8qi): New.
5798 * config/ia64/ia64-protos.h: Update.
5799 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5800 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5801 sdot_prodv8qi, sdot_prodv4hi): New.
5802 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5804 2005-09-19 Richard Henderson <rth@redhat.com>
5807 * real.c (exact_real_truncate): Return false if the format cannot
5808 represent the number as a normal.
5810 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5811 for a memory source.
5813 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5815 * tree-ssa-operands.c (swap_tree_operands): Export.
5816 * tree.h (swap_tree_operands): Declare.
5817 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5818 Call swap_tree_operands.
5820 2005-09-19 Richard Henderson <rth@redhat.com>
5822 * tree-flow.h (merge_alias_info): Declare.
5823 * tree-ssa-copy.c (merge_alias_info): Export.
5824 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5825 (vect_create_data_ref_ptr): Use create_iv directly.
5826 (vectorizable_load): Use correct types for integer constants.
5827 (vect_generate_tmps_on_preheader): Likewise.
5828 (vect_gen_niters_for_prolog_loop): Likewise.
5830 2005-09-19 Steven Bosscher <stevenb@suse.de>
5832 PR rtl-optimization/23943
5833 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5835 2005-09-18 Jan Hubicka <jh@suse.cz>
5837 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5839 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5841 * varasm.c (output_constant): Do not abort on conversions to union
5842 types between different sizes.
5844 2005-09-18 Richard Guenther <rguenther@suse.de>
5847 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5850 2005-09-18 Paul Brook <paul@codesourcery.com>
5852 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5854 2005-09-17 Richard Henderson <rth@redhat.com>
5856 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5857 * tree-ssa-loop.c (pass_vect_dce): Remove.
5858 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5861 2005-09-17 Richard Henderson <rth@redhat.com>
5863 * tree-pass.h (pass_vect_dce): Declare.
5864 * passes.c (init_optimization_passes): Add it.
5865 * tree-flow.h (tree_ssa_dce): Declare.
5866 * tree-ssa-dce.c (tree_ssa_dce): Export.
5867 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5868 (gate_tree_vectorize): ... here.
5869 (pass_vect_dce): New.
5871 2005-09-17 Jan Hubicka <jh@suse.cz>
5873 * except.c (struct eh_status): Turn region_array into vec.
5874 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5875 convert_from_eh_region_ranges, find_exception_handler_labels,
5876 current_function_has_exception_handlers, assign_filter_values,
5877 build_post_landing_pads, dw2_build_landing_pads,
5878 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5879 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5880 foreach_reachable_handler, can_throw_internal_1,
5881 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5883 (duplicate_eh_region_1): Update region_array.
5884 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5886 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5889 * expmed.c (expand_mult): Substitute simple register for op0 when
5892 2005-09-17 Richard Henderson <rth@redhat.com>
5894 * expr.c (emit_move_via_integer): Add force argument, pass it on
5895 to emit_move_change_mode. Update callers.
5896 (emit_move_complex): Pass true to new force argument.
5897 * function.c (expand_function_end): Move expand_eh_return call
5898 earlier. Merge sub-word complex values into a pseudo before
5899 copying to the return hard register.
5901 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5903 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5904 between different sizes.
5906 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5910 * passes.c (init_optimization_passes): Register dump files for
5913 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5915 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5916 * config/s390/s390.c (s390_overlap_p): New function.
5917 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5918 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5921 2005-09-16 Richard Guenther <rguenther@suse.de>
5923 * ipa-pure-const.c (static_execute): Free auxiliar information.
5924 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5925 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5927 2005-09-15 DJ Delorie <dj@redhat.com>
5929 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5931 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5933 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5935 (swap_commutative_operands_with_target): New.
5937 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5939 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5942 (estimate_iters_using_array): New function.
5943 * tree-data-ref.h (estimate_iters_using_array): Prototype
5944 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5945 Use estimate_iters_using_array instead of analyze_array.
5947 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5949 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5952 2005-09-15 Michael Matz <matz@suse.de>
5954 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5956 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5958 PR tree-optimization/23835
5959 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5960 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5962 2005-09-14 Richard Henderson <rth@redhat.com>
5964 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5965 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5967 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5969 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5970 in the ARRAY_TYPE case.
5972 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5974 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5976 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5979 * tree-vect-transform.c (vectorizable_operation): Return false for
5980 scalar shift operations and for vector shift operations with
5981 non-invariant shift arguments. Use scalar tree operand op1 as
5982 a shift operand when vector shift insn pattern uses scalar shift
5984 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5986 2005-09-14 Olivier Hainque <hainque@adacore.com>
5988 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5989 value if it has side-effects.
5991 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5994 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5996 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5998 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5999 passed as NAME as if it were label at start of function code.
6001 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
6003 * config/sh/sh.md (*movv4sf_i): Add general register cases to
6006 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
6008 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
6009 as early clobber. Rewrite so the PIC register is not implicitly used.
6011 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6013 * tree.c (annotate_with_file_line): Compare line numbers before
6016 2005-09-13 Uros Bizjak <uros@kss-loka.si>
6019 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
6020 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
6022 2005-09-13 Ian Lance Taylor <ian@airs.com>
6024 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
6025 than a HOST_WIDEST_INT to gen_doloop_begin.
6027 2005-09-13 Diego Novillo <dnovillo@redhat.com>
6029 * tree-dfa.c (dump_variable): Guard against NULL annotations.
6031 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
6033 PR tree-optimize/23817
6034 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
6036 2005-09-13 Alan Modra <amodra@bigpond.net.au>
6039 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
6040 word before changing the stack pointer. Use gen_frame_mem for MEMs.
6041 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
6042 (restore_stack_nonlocal): Likewise.
6043 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
6045 2005-09-12 Ian Lance Taylor <ian@airs.com>
6048 * c.opt (ffriend-injection): New C++ option.
6049 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
6050 (C++ Dialect Options): Document -ffriend-injection.
6052 2005-09-12 Josh Conner <jconner@apple.com>
6055 * ipa-reference.c (static_execute): Don't mark variables in
6056 named sections TREE_READONLY.
6058 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6060 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
6063 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
6065 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
6066 V_MUST_DEF instead of just the first_use_p.
6067 Don't mark the virtual variables for renaming on the statement which
6069 (pass_dse): Remove TODO_update_ssa.
6071 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
6074 * stor-layout.c (compute_record_mode): For records with a single
6075 field, actually check the field's mode size against the type size.
6077 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
6078 registers for TARGET_SHMEDIA.
6079 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
6080 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
6081 of GENERAL_REGS and FP_REGS.
6083 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
6085 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
6087 2005-09-12 Alan Modra <amodra@bigpond.net.au>
6089 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
6090 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
6091 are omitted. Exclude stack_tie insn too.
6093 2005-09-11 David Edelsohn <edelsohn@gnu.org>
6095 PR rtl-optimization/23098
6096 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
6098 * config/rs6000/rs6000.md (movdf splitter): Use
6099 const_double_operand predicate for TARGET_POWERPC64.
6100 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
6101 SYMBOL_REF method to ABI_V4.
6103 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
6104 replace_equiv_address.
6105 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
6106 rs6000_sr_alias_set and MEM_NOTRAP.
6107 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
6109 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
6111 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
6112 handle CALL_EXPR again.
6114 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
6116 * arm/predicates.md (alignable_memory_operand): Delete.
6118 2005-09-10 Richard Henderson <rth@redhat.com>
6121 * dbxout.c (dbxout_expand_expr): New.
6122 (dbxout_symbol): Use it.
6124 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
6126 * arm.c (arm_gen_rotated_half_load): Delete.
6127 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
6128 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
6129 (thumb_set_return_address): Likewise.
6130 (thumb_load_double_from_address): Use adjust_address.
6131 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
6132 (extendhsisi2_mem, movhi_bytes): Use change_address.
6133 (movhi): Use widen_memory_access.
6134 (reload_out_df): Use replace_equiv_address.
6135 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
6137 2005-09-09 Richard Henderson <rth@redhat.com>
6140 * dbxout.c: Include expr.h.
6141 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
6142 (dbxout_symbol): Handle DECL_VALUE_EXPR.
6143 * Makefile.in (dbxout.o): Add EXPR_H.
6145 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
6147 PR tree-optimization/23509
6148 * tree-cfg.c (replace_uses_by): Use replace_exp.
6149 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
6150 pointers have name_mem_tag or type_mem_tag set.
6152 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6154 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
6155 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
6156 of wrongly accessing operands.
6158 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
6160 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
6161 * tree-chrec.c: Include tree-scalar-evolution.h.
6162 (chrec_convert): Instantiate the base and step before calling
6163 scev_probably_wraps_p that would fail on parametric evolutions.
6164 Collect all the fails into a single section failed_to_convert,
6165 print a diagnostic, and return chrec_dont_know instead of calling
6167 * tree-scalar-evolution.c (loop_closed_phi_def): New.
6168 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
6170 (scev_const_prop): Don't replace the definition of a loop closed ssa
6171 phi node by itself, or by another loop closed ssa phi node.
6172 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
6173 that base and step are defined.
6175 2005-09-09 Richard Guenther <rguenther@suse.de>
6178 * fold-const.c (fold_ternary): Check truth_value_p before
6179 calling invert_truthvalue.
6181 2005-09-09 Nick Clifton <nickc@redhat.com>
6183 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
6184 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
6185 dimension of these arrays.
6186 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
6188 * longlong.h: Only provide a prototype for the __clz_tab[] array
6189 if this header has not been included from libgcc2.h.
6190 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
6192 Provide prototypes for exported functions.
6193 Use the __clz_tab[] and __popcount_tab[] arrays provided by
6196 2005-09-08 Josh Conner <jconner@apple.com>
6200 * expr.c (expand_expr_addr_expr_1): Don't invoke
6201 expand_simple_binop for EXPAND_INITIALIZER.
6203 2005-09-08 Richard Henderson <rth@redhat.com>
6206 * toplev.c (wrapup_global_declaration_1): Split out ...
6207 (wrapup_global_declaration_2): ... from ...
6208 (wrapup_global_declarations): ... here. Return bool.
6209 (check_global_declaration_1): Split out ...
6210 (check_global_declarations): from here.
6211 (emit_debug_global_declarations): New.
6212 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
6213 check_global_declaration_1, emit_debug_global_declarations): Declare.
6214 * c-decl.c (c_write_global_declarations_1): Don't create a vector
6215 of decls. Call wrapup_global_declaration_1,
6216 wrapup_global_declaration_2, check_global_declaration_1 directly.
6217 (c_write_global_declarations_2): New.
6219 (c_write_global_declarations): Call c_write_global_declarations_2.
6220 * langhooks.c (write_global_declarations): Call
6221 emit_debug_global_declarations.
6223 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
6224 remove decls that have DECL_RTL_SET_P.
6225 * passes.c (rest_of_decl_compilation): Invoke
6226 cgraph_varpool_finalize_decl for all but functions.
6228 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6230 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
6231 the result of a conversion if the new min and max cannot be compared.
6233 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
6235 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
6236 (override_options): Setting s390_sr_alias_set removed.
6237 (save_fpr, save_gprs): Set alias set to vararg or frame.
6238 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
6239 s390_sr_alias_set with get_frame_alias_set ().
6240 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
6241 get_varargs_alias_set ().
6243 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6247 * c-parser.c (c_parser_objc_method_definition): If the next
6248 token is not "{", error out and don't start the function.
6250 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
6252 * tree-vrp.c (extract_range_from_expr): Move the check for non
6253 nullness after the check for gimple invariant.
6255 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6257 * tree.c (host_integerp, tree_low_cst): Correct function comment.
6259 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6262 * config/m32r.md (movmemsi_internal): Canonicalize order of
6263 operands in PLUS component of template.
6265 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
6267 * reload1.c (fixup_eh_region_note): Remove assertion.
6268 (fixup_abnormal_edges): Reverted removal of call to
6269 find_many_sub_basic_blocks made on 2005-08-31.
6271 2005-09-07 Richard Henderson <rth@redhat.com>
6273 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
6274 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
6275 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
6276 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
6277 rearrange for better packing.
6278 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
6279 (lookup_cfa_1): Remove inline marker.
6280 (cfa_equal_p): Split out of ...
6281 (def_cfa_1): ... here. Use INVALID_REGNUM.
6282 (build_cfa_loc): Handle !cfa->indirect.
6283 (frame_pointer_cfa_offset): New.
6284 (dbx_reg_number): Assert register elimination performed; do
6285 leaf register remapping.
6286 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
6287 (eliminate_reg_to_offset): New.
6288 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
6289 for verifiably local stack frame addresses; re-base to CFA.
6290 (mem_loc_descriptor): Remove can_use_fbreg argument.
6291 (concat_loc_descriptor, loc_descriptor): Likewise.
6292 (containing_function_has_frame_base): Remove.
6293 (rtl_for_decl_location): Don't do register elimination or
6294 leaf register remapping here.
6295 (secname_for_decl): Split out from ..
6296 (add_location_or_const_value_attribute): ... here.
6297 (convert_cfa_to_loc_list): New.
6298 (compute_frame_pointer_to_cfa_displacement): New.
6299 (gen_subprogram_die): Use them.
6300 * tree.h (frame_base_decl): Remove.
6301 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
6302 (prologue_stack_adjust): Remove.
6303 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6304 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6305 (set_frame_base_location): Remove.
6306 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6307 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6308 (vt_add_function_parameters): Don't eliminate_regs.
6309 (vt_initialize): Don't create frame_base_decl.
6311 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6313 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6314 version of GNU binutils for 4.x and later.
6316 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6318 * ggc-page.c (ggc_push_context): Remove.
6319 (ggc_pop_context): Likewise.
6320 * ggc.h (ggc_push_context): Remove.
6321 (ggc_pop_context): Likewise.
6323 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6326 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6327 returning from an interrupt handler.
6329 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6332 * config/arc/arc.c (output_shift): Add check for loop count when
6335 2005-09-06 Steven Bosscher <stevenb@suse.de>
6337 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6339 (abs_replacement): Likewise.
6340 (pass_phiopt): Remove TODO_update_ssa.
6342 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6345 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6346 if "return with no value, in function returning non-void" warning
6348 * tree-cfg.c (execute_warn_function_return): Don't look at
6349 RETURN_EXPRs with TREE_NO_WARNING set.
6352 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6353 for internal functions doesn't use registers used by global registers
6354 variables. Use fewer register parameters if there are global register
6357 2005-09-06 Olivier Hainque <hainque@adacore.com>
6358 Eric Botcazou <ebotcazou@adacore.com>
6361 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6362 when we would be extracting outside its bit span (bitpos+bitsize
6363 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6364 Ada unchecked conversions.
6366 2005-09-06 Steven Bosscher <stevenb@suse.de>
6368 * tree-ssa-pre.c (try_look_through_load): New function.
6369 (compute_avail): Use it to try to look through loads for some
6370 more useful expressions.
6372 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6374 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6375 condition for detecting cases like (a&a) and (a^a).
6377 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6379 * common.opt: Add option ftree-vect-loop-version.
6380 * params.def: Add --param vect-max-version-checks.
6381 * doc/invoke.texi: Document ftree-vect-loop-version and
6382 --param vect-max-version-checks.
6383 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6384 may_misalign_stmts and defines for accessors.
6385 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6386 LOOP_VINFO_MAY_MISALIGN_STMTS.
6387 (destroy_loop_vec_info): VEC_free for
6388 LOOP_VINFO_MAY_MISALIGN_STMTS.
6389 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6390 Update documentation.
6391 (vect_update_misalignment_for_peel): New.
6392 (vect_enhance_data_refs_alignment): Update to choose loop
6393 peeling or loop versioning if appropriate for the (potentially)
6394 unaligned data references in the loop.
6395 (vect_analyze_data_refs_alignment): Remove call to
6396 vect_enhance_data_refs_alignment so the checks can be done
6398 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6399 and move up call to vect_analyze_data_refs_alignment.
6400 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6401 (vect_transform_loop): Add call to loop_version.
6403 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6405 PR rtl-optimization/23098
6406 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6407 * simplify-rtx.c (constant_pool_reference_p): New function.
6408 * rtl.h (constant_pool_reference_p): New prototype.
6409 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6410 constant_pool_reference_p in condition and
6411 avoid_constant_pool_reference in preparation statements.
6413 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6415 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6416 STRICT_LOW_PART SETs.
6418 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6421 * except.c (sjlj_emit_function_enter): Find the function begin
6422 note even when it's not in first basic block.
6424 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6426 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6427 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6428 * aclocal.m4: Regenerate.
6430 2005-09-05 DJ Delorie <dj@redhat.com>
6432 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6435 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6437 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6438 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6439 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6440 Follow spelling conventions.
6441 * doc/invoke.texi: Follow spelling conventions.
6443 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6445 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6446 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6447 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6449 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6452 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6453 (output_stack_adjust): Use gen_tmp_stack_mem.
6454 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6455 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6456 (sh_get_pr_initial_val): Likewise.
6457 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6458 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6459 * sh.md (divsi_inv_m0): Use gen_const_mem.
6460 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6461 (movdf_i4+1): Use gen_tmp_stack_mem.
6462 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6463 (fpu_switch+2): Likewise.
6464 (movv4sf_i, movv16sf_i): Use adjust_address.
6465 (symGOT_load): Set MEM_NOTRAP_P bit.
6467 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6470 * pa.c (emit_move_sequence): Fix typo in last change.
6472 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6474 PR rtl-optimization/23454
6475 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6478 2005-09-03 Richard Henderson <rth@redhat.com>
6479 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6482 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6485 2005-09-02 Nicolas Pitre <nico@cam.org>
6487 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6488 to bit_count to 32 bits.
6490 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6493 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6494 generating synthetic loads from volatile lvalues.
6496 005-09-02 Nick Clifton <nickc@redhat.com>
6498 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6499 __ctzhi2, __clzhi2): New functions.
6501 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6504 * tree-nested.c (struct var_map_elt): Mark with GTY.
6505 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6507 (lookup_field_for_decl): Allocate new element in GC memory.
6508 (lookup_tramp_for_decl): Likewise.
6509 (convert_nl_goto_reference): Likewise
6510 (create_nesting_tree): Allocate info in GC memory. Likewise for
6512 (free_nesting_tree): Free with ggc_free instead of free.
6513 (root): New static variable.
6514 (lower_nested_functions): Remove root as local variable. And zero out
6515 root at the end of the function.
6517 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6519 PR rtl-optimization/20365
6520 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6521 to short. New member ix.
6522 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6523 (simplify_plus_minus): Initialize ix members before calling qsort.
6525 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6527 PR tree-optimization/23626
6528 * tree-cfg.c (replace_uses_by): Clean up eh info.
6530 2005-09-01 DJ Delorie <dj@redhat.com>
6532 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6535 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6537 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6538 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6541 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6543 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6544 do not issue warning for a variable definition following
6547 2005-09-01 Richard Henderson <rth@redhat.com>
6550 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6551 conversion to CONST_VECTOR.
6553 2005-09-01 Richard Henderson <rth@redhat.com>
6556 * reload1.c (reload_as_needed): Check !CALL_P before calling
6557 fixup_eh_region_note.
6558 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6560 2005-09-01 DJ Delorie <dj@redhat.com>
6562 * varasm.c (output_constant): Let the target resolve
6563 conversions of addresses to non-default pointer sizes.
6565 2005-09-01 Nicolas Pitre <nico@cam.org>
6567 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6568 to alow matching ARM pre-indexed addressing mode.
6569 (arm_override_options): Remove now irrelevant comment.
6571 2005-09-01 Phil Edwards <phil@codesourcery.com>
6573 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6574 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6575 * config/i386/vxworks.h: Likewise.
6576 * config/i386/t-vxworksae: New file, for VxWorks AE.
6577 * config/i386/vxworksae.h: Likewise.
6579 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6581 PR tree-optimization/23410
6582 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6583 sequence is not wrapping during the first step.
6585 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6588 * dwarf2out.c (base_type_die): Compare char_type_node with
6589 TYPE_MAIN_VARIANT (type), not type.
6591 2005-09-01 Richard Guenther <rguenther@suse.de>
6593 PR tree-optimization/15366
6594 * common.opt: Add -finline-functions-called-once.
6595 Put -fearly-inlining in alphabetically ordered place.
6596 * doc/invoke.texi: Document new option.
6597 * ipa-inline.c (cgraph_decide_inlining): Honour
6598 flag_inline_functions_called_once.
6600 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6602 PR rtl-optimization/23478
6603 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6604 (alloc_qty): Initialize it.
6605 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6606 (combine_regs): Combine also n_throwing_calls_crossed fields.
6607 (find_free_reg): Don't attempt to caller-save pseudos crossing
6608 calls that might throw.
6609 * global.c (struct allocno): Add throwing_calls_crossed field.
6610 (global_alloc): Revert 2005-08-22 change. Initialize
6611 throwing_calls_crossed.
6612 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6615 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6618 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6619 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6620 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6621 (and64_2_operand): Tweak to use predicate.
6622 (and_operand): Adjust for mask_operand changes.
6623 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6624 (print_operand): Likewise.
6625 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6626 (mask64_1or2_operand): Delete.
6627 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6628 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6629 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6630 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6631 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6632 (rotldi3_internal4): Likewise.
6633 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6634 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6635 (ashldi3_internal7): Likewise.
6636 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6637 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6638 (anddi3 split): Don't match mask64_operand.
6639 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6640 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6641 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6642 't' splitter predicate.
6643 (movdi_internal64 + 2): Revert 2005-06-11 change.
6645 2005-08-31 DJ Delorie <dj@redhat.com>
6647 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6648 (m32c_asm_integer): Add support for 32 bit pointers.
6650 2005-08-31 Richard Henderson <rth@redhat.com>
6652 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6653 component-like references for setting MEM_NOTRAP_P.
6655 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6656 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6658 2005-08-31 Richard Henderson <rth@redhat.com>
6660 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6661 into a pseudo before applying gen_lowpart.
6663 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6665 * doc/install.texi (Specific): Update cctools version required
6666 for full functionality.
6667 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6668 linkers as -macosx_version_min.
6670 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6673 * sh.c (print_operand, %R and %S): Add handling of floating point
6674 registers, memory, constants and invalid operands.
6676 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6678 * ipa-pure-const.c: Change dump name.
6680 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6683 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6684 to "reg_or_0_operand".
6685 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6687 2005-08-31 Dale Johannesen <dalej@apple.com>
6689 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6690 loops that count down.
6692 2005-08-31 Richard Henderson <rth@redhat.com>
6695 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6696 (fixup_eh_region_note): New.
6697 (reload_as_needed): Call it.
6698 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6699 don't call find_many_sub_basic_blocks; call verify_flow_info.
6700 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6701 (keep_stack_depressed): Likewise.
6702 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6704 2005-08-31 Richard Henderson <rth@redhat.com>
6706 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6709 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6711 * expr.c (expand_expr_real_1): Compare size of address
6712 mode to target's address mode size in deciding expansion of
6713 the constant address.
6715 2005-08-31 Richard Guenther <rguenther@suse.de>
6718 * expr.c (all_zeros_p): New function.
6719 (expand_expr_real_1): Handle the case of an all-zero
6720 non-addressable constructor separately.
6722 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6724 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6725 arguments, adjust all callers.
6726 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6728 2005-08-30 Richard Henderson <rth@redhat.com>
6731 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6732 whenever the mode sizes match.
6734 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6736 * calls.c (load_register_parameters): Fix comment typo.
6737 * expr.c (emit_push_insn): Comment formatting.
6739 2005-08-30 Ian Lance Taylor <ian@airs.com>
6741 * config/i386/x-cygwin (host-cygwin): Change dependency from
6742 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6744 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6746 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6749 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6752 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6753 call to ggc_collect.
6755 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6758 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6759 beginning. Remove $(INCLUDES) from all the rules, if following
6760 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6762 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6765 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6766 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6767 not constant, but maxlen is, don't set len to maxlen, rather
6768 set maxlen to len if len is a constant.
6770 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6772 PR tree-optimization/23475
6773 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6776 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6778 Fix PR middle-end/22455
6780 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6781 Checksum only the parts of the tree that exist for the tree code.
6783 2005-08-28 Dale Johannesen <dalej@apple.com>
6785 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6787 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6789 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6791 2005-08-28 Richard Henderson <rth@redhat.com>
6793 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6794 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6797 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6800 * builtins.c (get_memory_rtx): Don't strip nops
6801 in between COMPONENT_REFs.
6803 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6806 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6808 (gimplify_modify_expr): Check for zero sized types and gimplify the
6809 rhs and lhs as statements.
6811 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6814 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6815 state for return address column of signal frames.
6817 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6820 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6821 bytes >= 2 not bytes == 2.
6822 (expand_block_move): Same.
6824 2005-08-27 Richard Guenther <rguenther@suse.de>
6827 * config/i386/sse.md (sse2_movsd): Add missing closing
6830 2005-08-27 Paul Brook <paul@codesourcery.com>
6832 * genrecog.c (enum decision_type): Add DT_num_insns.
6833 (struct decision_test): Add u.num_insns.
6834 (add_to_sequence): Add DT_num_insns test.
6835 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6836 (write_cond, debug_decision_2): Ditto.
6837 (change_state): Assume peep2_next_insn never fails.
6838 Remove "afterward" argument.
6839 (write afterward, write_tree): Update to match.
6840 * recog.c (peep2_current_count): New variable.
6841 (peep2_next_insn): Check it.
6842 (peephole2_optimize): Set peep2_current_count.
6843 * recog.h (peep2_current_count): Declare.
6845 2005-08-26 Josh Conner <jconner@apple.com>
6848 * ipa-pure-const.c (check_tree): Check for volatile-ness
6849 when considering a dereference.
6851 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6853 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6855 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6857 PR rtl-optimization/23561
6858 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6859 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6860 at most LEN bytes long memory fits into the field.
6861 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6862 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6863 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6865 2005-08-26 Richard Henderson <rth@redhat.com>
6868 * loop.c (biased_biv_may_wrap_p): New.
6869 (maybe_eliminate_biv_1): Use it to suppress non-equality
6870 comparison transformations. Delete disabled code.
6872 2005-08-26 Ian Lance Taylor <ian@airs.com>
6874 * combine.c (make_extraction): Avoid reference outside object.
6876 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6878 * stor-layout.c (finalize_type_size): Restore behaviour for
6879 non-aggregate types to the status quo ante of the patch for
6880 pr 23467. Document why it matters.
6882 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6885 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6886 array by one element, initialize the BT_LAST element with NULL.
6888 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6890 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6891 optimizing for size.
6893 (compare_plus_eqsi): Same.
6894 (plus_eqsi_compare): Same.
6895 (neg_eq0<mode>): Same.
6896 (neg_eq<mode>): Same.
6898 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6901 2005-08-26 Nick Clifton <nickc@redhat.com>
6903 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6904 TARGET_EP is not defined.
6905 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6906 TARGET_EP is enabled.
6907 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6908 * config/v850/v850.md (save_all_interrupt): Only use the EP
6909 register if TARGET_EP is defined.
6910 (restore_all_interrupt): Likewise.
6911 * config/v850/lib1funcs.asm: Update functions so that the EP
6912 register is only used if __EP__ is defined.
6914 2005-08-26 David Ung <davidu@mips.com>
6916 * config/mips/mips.c (mips_expand_prologue): Handle case when
6917 generating for MIPS16 and the outgoing argument area is more than
6918 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6921 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6923 * config/crx/crx.md: Make doloop_end pattern usage controllable
6924 via mloop-nesting=<max-nesting> command line switch. Make sure
6925 the combiner cannot use doloop_end_<mode> in an illegal way.
6926 * config/crx/crx.c: Use regs up to r6 for argument passing.
6927 Refine crx_address_cost (non cst4 displacements are expensive).
6928 * config/crx/crx.opt: Add switch for mloop-nesting=.
6930 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6932 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6933 (UNSPEC_MVST): New constant.
6935 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6937 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6938 Reject operands containing eliminable registers.
6939 * testsuite/gcc.dg/20050825-1.c: New testcase.
6941 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6942 Jan Hubicka <jh@suse.cz>
6944 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6946 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6948 PR tree-optimization/23546
6949 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6952 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6954 * params.def (PARAM_MIN_SPEC_PROB): New.
6955 * sched-rgn.c (MIN_PROBABILITY): Delete.
6956 (compute_trg_info): Convert to PARAM_VALUE.
6957 * doc/invoke.texi (param): Document min-spec-prob.
6959 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6961 * config/darwin.h: define __PIC__
6962 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6963 TARGET_OS_CPP_BUILTINS macro.
6965 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6967 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6970 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6972 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6974 * cfghooks.c (duplicate_block): Added position where to place
6975 new block as argument.
6976 * cfghooks.h (duplicate_block): Declaration changed.
6977 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6979 * cfglayout.h (copy_bbs): Declaration changed.
6980 * cfgloop.h (loop_version): Declaration changed.
6981 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6982 position to copy_bbs.
6983 (loop_version): Pass position to duplicate_loop_to_header_edge.
6984 Add place_after argument and position new blocks according to
6986 * modulo-sched.c (sms_schedule): Pass place_after argument
6988 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6989 * tree-cfg.c (split_edge_bb_loc): New function.
6990 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6991 to determine position of new blocks.
6992 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6994 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6995 argument to duplicate_block.
6996 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6997 Pass position to copy_bbs.
6999 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
7001 * fold-const.c (ptr_difference_const): Use
7002 cst_and_fits_in_hwi instead of host_integerp.
7004 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
7006 * config/darwin.c (gen_pic_offset): New.
7007 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
7010 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
7012 PR tree-optimization/23486
7013 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
7015 2005-08-23 Phil Edwards <phil@codesourcery.com>
7017 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
7018 remove use_collect2.
7019 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
7021 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
7022 configuration files to override the default value.
7024 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
7025 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
7026 * config/vx-common.h: New file, split out from...
7027 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
7028 * config/vxworksae.h: New file, for VxWorks AE.
7029 * config/vxworks.opt: New file.
7030 * config/vxlib.c: Update for VxWorks 6.
7032 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
7033 other MULTILIB_* variables appropriately.
7034 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
7035 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
7036 * config/rs6000/vxworks.h: Update for VxWorks 6.
7037 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
7039 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
7042 * config/darwin.c (machopic_select_section): Remove the hack to
7043 mark "::operator new" and "::operator delete" for coalescing
7044 even though they are not weak.
7046 2005-08-24 Alan Modra <amodra@bigpond.net.au>
7048 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
7049 * configure: Regenerate.
7051 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7054 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
7056 * convert.c (convert_to_integer, convert_to_vector): Likewise.
7057 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
7060 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
7062 * config/rs6000/predicates.md (equality_operator): New.
7063 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
7064 comparison with a large constant.
7066 2005-08-23 Mark Mitchell <mark@codesourcery.com>
7068 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
7070 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
7072 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
7073 registers is even, and we have a hardware double precision fp,
7075 (sh_gimplify_va_arg_expr): For floating point arguments, consider
7076 size of current argument when checking if argument was passed in
7079 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
7082 * stor-layout.c (finalize_type_size): Dont override
7083 existing alignment with a smaller alignment from the mode.
7085 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7087 * lambda-code.c (lambda_vector_lexico_pos): Moved...
7088 * lambda.h (lambda_vector_lexico_pos): ... here.
7089 * tree-data-ref.c (build_classic_dist_vector): Return false when
7090 the distance vector is lexicographically negative.
7092 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
7094 PR tree-optimization/23511
7095 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
7096 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
7098 2005-08-23 Jakub Jelinek <jakub@redhat.com>
7100 PR tree-optimization/22043
7101 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
7102 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
7103 If ALLOW_FLEXARR, handle types ending with flexible array member.
7104 Pass false as second argument to recursive count_type_elements calls.
7105 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
7106 argument to count_type_elements call.
7107 * tree-sra.c (decide_block_copy): Likewise.
7108 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
7109 for a constant-sized object, set cleared as well. Pass true as
7110 second argument to count_type_elements call.
7112 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7115 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
7116 from legitimate_small_data_p, and make global. Update use.
7117 Remove forward declaration.
7118 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
7120 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
7122 2005-08-23 David Edelsohn <edelsohn@gnu.org>
7124 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
7125 of scratch intermediates.
7126 (eq<mode>_compare): Same.
7127 (neg_eq0<mode>): New.
7128 (neg_eq<mode>): Convert to define_insn_and_split.
7130 2005-08-23 Alan Modra <amodra@bigpond.net.au>
7133 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
7134 stdarg functions, set/clear the fp marker even when no variable
7136 * config/rs6000/sysv4.opt (mprototype): Describe.
7138 2005-08-22 Jakub Jelinek <jakub@redhat.com>
7140 PR rtl-optimization/23478
7141 * regs.h (reg_info): Add throw_calls_crossed.
7142 (REG_N_THROWING_CALLS_CROSSED): Define.
7143 * flow.c (allocate_reg_life_data): Initialize
7144 REG_N_THROWING_CALLS_CROSSED.
7145 (propagate_one_insn, attempt_auto_inc): Update
7146 REG_N_THROWING_CALLS_CROSSED.
7147 * global.c (global_alloc): Don't allocate pseudos across
7148 calls that may throw.
7150 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
7153 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
7154 value is inbetween the range if we did not find an exact match.
7156 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
7158 * doc/invoke.texi (Option Summary): Add ms1 options.
7159 * doc/extend.texi: Document interrupt handler attribute for ms1.
7160 * doc/md.texi: Document ms1 constraints.
7161 * config.gcc: Add ms1-*-elf.
7162 * config/ms1/ms1.h: New.
7163 * config/ms1/ms1.c: New.
7164 * config/ms1/ms1.md: New.
7165 * config/ms1/ms1-protos.h: New.
7166 * config/ms1/ABI.txt: New.
7167 * config/ms1/crti.asm: New.
7168 * config/ms1/crtn.asm: New.
7169 * config/ms1/lib2extra-funcs.c: New.
7170 * config/ms1/t-ms1: New.
7171 * config/ms1/ms1.opt: New.
7173 2005-08-22 Ira Rosen <irar@il.ibm.com>
7175 * config/rs6000/altivec.md (xorv4sf3): New.
7176 (negv4sf2, neg<mode>2): Likewise.
7178 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
7181 * config/ia64/ia64.md (divsi3): Check divide by zero.
7182 (udivsi3): Likewise.
7184 (udivdi3): Likewise.
7186 2005-08-21 Jakub Jelinek <jakub@redhat.com>
7188 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
7189 up to elem_bitsize bits, not max_bitsize.
7191 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7193 PR tree-optimization/23433
7194 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
7195 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
7197 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
7199 PR tree-optimization/23434
7200 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
7201 the iteration bound is not an INTEGER_CST.
7203 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
7205 * tree-vect-transform.c (get_initial_def_for_reduction): Set
7206 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
7207 NULL if need_epilog_adjust is false.
7208 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
7209 Case 3 always peels first itration, not just for PLUS case, and no need
7210 to use scalar_initial_def here. Create an epilog adjustment only if
7211 scalar_initial_def is not NULL.
7213 (vectorizable_reduction): Remove assert.
7215 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
7218 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
7219 (__moddi3): Likewise.
7220 (__udivdi3): Likewise.
7221 (__umoddi3): Likewise.
7222 (__divsi3): Likewise.
7223 (__modsi3): Likewise.
7224 (__udivsi3): Likewise.
7225 (__umodsi3): Likewise.
7227 2005-08-20 Jakub Jelinek <jakub@redhat.com>
7229 * tree-pass.h (TDF_GRAPH): Define.
7230 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
7231 * passes.c (finish_optimization_passes): Only call
7232 finish_graph_dump_file if TDF_GRAPH is set.
7233 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
7234 NULL. Set TDF_GRAPH bit.
7235 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
7237 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
7239 * arm.h (arm_stack_offsets): Add locals_base field.
7240 * arm.c (arm_get_frame_offsets): Compute it.
7241 (thumb_compute_initial_elimination offset): Make the Thumb frame
7242 pointer point to the base of the local variables.
7243 (thumb_expand_prologue): Update accordingly.
7244 (thumb_expand_epilogue): Likewise.
7246 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
7247 mode of clobbered scratch to DImode. Handle a case that's known to
7250 2005-08-19 David Edelsohn <edelsohn@gnu.org>
7252 * config/rs6000/rs6000.md (gt0<mode>): Delete.
7253 (gt0<mode>_compare): Delete.
7254 (neg_gt0<mode>): Delete.
7256 2005-08-19 Eric Christopher <echristo@apple.com>
7258 * optabs.h: Change CTI_ to COI_.
7261 2005-08-19 James E Wilson <wilson@specifix.com>
7263 * builtins.c (expand_builtin_return_addr): Set
7264 current_function_accesses_prior_frames when count != 0. Use
7265 frame_pointer_rtx when count == 0.
7266 * function.h (struct function): Add accesses_prior_frames field.
7267 (current_function_accesses_prior_frames): Define.
7268 * reload1.c (init_elim_table): Check
7269 current_function_accesses_prior_frames.
7270 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
7272 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7274 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
7275 indicator. Return true if the flowgraph changed during
7278 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7281 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
7282 conditional expression before testing its value.
7284 2005-08-19 Diego Novillo <dnovillo@redhat.com>
7286 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
7288 2005-08-19 Devang Patel <dpatel@apple.com>
7290 PR tree-optimization/23048
7291 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
7292 third parameter. Check whether latch is dominated by exit
7294 (if_convertible_loop_p): Supply exit block itself to
7295 if_convertible_bb_p.
7297 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7300 * arm.md (arm_load_pic_register): Change argument to the mask of
7301 saved registers. Call thumb_find_work_register if we need a
7302 scratch register on Thumb.
7303 (arm_expand_prologue): Pass empty register set to
7304 arm_load_pic_register.
7305 (thumb_expand_prologue): Pass live_regs_mask directly to
7306 arm_load_pic_register.
7307 * arm-protos.h (arm_load_pic_register): Update prototype.
7309 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7311 * sh.c (find_sole_member): New function.
7312 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7313 if the record's alignment is larger than the size of its only member.
7315 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7318 * arm.c (thumb_legitimize_reload_address): New function.
7319 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7320 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7322 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7324 * config/crx/crx.c: Implement crx_decompose_address. Reject
7325 symbolic displacements since CRX register relative adressing
7326 mode can't handle unsigned 32-bit values as displacements.
7327 * config/crx/crx.h: Simplify definitions, remove redundant
7328 parenthesis and obsolete macros.
7329 * config/crx/crx.opt: Add new switch for debugging addresses.
7330 * config/crx/crx-protos.h: Add new declarations for above.
7332 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7335 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7338 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7340 * collect2.c (dup2): Delete.
7341 * configure.ac: Don't check for dup2.
7343 * config.in, configure: Regenerate.
7345 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7347 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7348 record with the type of its only member.
7350 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7352 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7353 define_insn_and_split.
7354 (plus_ltu<mode>_compare): Same.
7355 (gtu<mode>_compare): Same.
7356 (plus_gtu<mode>_compare): Same.
7358 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7360 PR tree-optimization/22228
7361 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7363 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7364 are recorded in vect_vnames_to_rename for renaming.
7365 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7366 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7367 in vect_vnames_to_rename.
7368 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7369 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7371 2005-08-18 Jan Hubicka <jh@suse.cz>
7374 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7375 info only for local statics, not for member variables.
7377 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7379 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7381 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7383 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7385 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7388 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7390 2005-08-17 James E Wilson <wilson@specifix.com>
7392 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7395 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7397 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7398 (leu<mode>_compare): Same.
7399 (plus_leu<mode>): Same.
7400 (neg_leu<mode>): Same.
7401 (and_neg_leu<mode): Same.
7402 (ltu<mode>_compare): Same.
7403 (plus_ltu<mode>): Same.
7405 (geu<mode>_compare): Same.
7406 (plus_geu<mode>): Same.
7407 (neg_geu<mode>): Same.
7408 (and_neg_geu<mode>): Same.
7409 (plus_gt<mode>): Same.
7410 (gtu<mode>_compare): Same.
7411 (plus_gtu<mode>): Same.
7413 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7415 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7416 Move call_table_data to end. Delete spurious .text.
7417 (callt_save_all_interrupt): Fix comment typo.
7419 2005-08-17 James E Wilson <wilson@specifix.com>
7420 Kevin Winchester <winchester@amirix.com>
7423 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7425 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7428 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7429 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7431 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7433 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7434 record with the type of its only member if the modes don't match.
7436 * varasm.c (decode_reg_name): Skip empty additional register names.
7438 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7440 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7441 lsm_tmp_name_length): New.
7442 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7443 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7445 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7446 Andreas Krebbel <krebbel1@de.ibm.com>
7448 * config.gcc: Added z9-109 switch.
7449 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7450 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7451 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7452 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7453 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7454 for "z9_109" cpu attribute.
7455 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7456 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7457 (s390_handle_arch_option): Added z9-109 switch.
7458 (override_options): Set respective cost function for z9-109.
7459 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7460 (legitimate_reload_constant_p): Accept extended immediates.
7461 (print_operand): Three new output modifiers added: k, m and o.
7462 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7463 (s390_output_mi_thunk): Use extended immediate when possible.
7464 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7465 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7466 (CONSTRAINT_LEN): Added length of O constraint.
7467 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7468 * config/s390/s390.md ("cpu"): New value z9_109 added.
7469 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7470 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7471 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7472 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7473 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7474 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7475 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7476 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7477 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7478 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7479 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7480 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7481 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7482 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7483 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7485 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7486 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7487 insns for TARGET_EXTIMM.
7489 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7491 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7493 2005-08-17 Nick Clifton <nickc@redhat.com>
7495 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7496 Call default_encode_section_info.
7498 2005-08-17 Steven Bosscher <stevenb@suse.de>
7500 PR tree-optimization/21574
7501 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7502 constant, return CONSTANT.
7503 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7504 (ccp_fold, visit_assignment): Likewise.
7505 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7507 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7509 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7510 fold_buildN instead of buildN then fold_initializer or fold.
7511 (build_unary_op): Likewise.
7512 (build_binary_op): Likewise.
7513 * fold-const.c (fold_initializer): Remove.
7514 (fold_build1_initializer): New function.
7515 (fold_build2_initializer): New function.
7516 (fold_build3_initializer): New function.
7517 * tree.h (fold_initializer): Remove.
7518 (fold_build1_initializer): New function.
7519 (fold_build2_initializer): New function.
7520 (fold_build3_initializer): New function.
7522 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7524 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7525 (try_move_mult_to_index): Call fold_build2 instead of build2.
7526 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7527 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7528 fold_binary_to_constant.
7529 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7531 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7532 check if A == gcd (A, B). Remove TYPE argument.
7533 (analyze_offset) Use fold_build2 instead of fold (build.
7534 (create_data_ref): Likewise.
7535 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7536 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7539 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7541 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7542 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7544 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7547 * gimplify.c (zero_sized_type): New function.
7548 (gimplify_modify_expr_rhs): If we have a zero sized type,
7549 replace the statement with an empty statement.
7551 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7553 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7556 2005-08-16 Ian Lance Taylor <ian@airs.com>
7558 * doc/tm.texi (Label Output): Correct typo.
7560 2005-08-16 Steven Bosscher <stevenb@suse.de>
7563 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7564 force_operand will work later on using have_insn_for.
7566 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7568 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7570 2005-08-16 Ian Lance Taylor <ian@airs.com>
7573 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7574 vector type, don't try to construct it element by element. Add an
7575 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7577 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7579 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7581 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7583 * doc/invoke.texi (Precompiled Headers): Document some more options
7584 which are known to be safe.
7586 2005-08-16 James E Wilson <wilson@specifix.com>
7588 PR tree-optimization/21105
7589 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7590 TREE_OVERFLOW check.
7592 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7594 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7595 (neg_ltu<mode>): Same.
7597 (neg_gtu<mode>): Same.
7599 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7601 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7602 (fold_builtin_isdigit): Use fold_buildN.
7603 (build_function_call_expr): Likewise.
7604 * c-typeck.c (c_finish_loop): Likewise.
7606 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7607 Richard Shann <rshann@superh.com>
7609 PR middle-end/20396:
7610 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7612 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7614 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7616 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7619 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7620 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7623 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7626 * fold-const.c (build_range_check): Disable optimization for function
7627 pointer expressions on targets that require function pointer
7630 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7632 * simplify-rtx.c (simplify_const_relational_operation): When
7633 extracting arguments of a COMPARE, recompute the mode as well.
7635 2005-08-15 Ian Lance Taylor <ian@airs.com>
7637 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7639 2005-08-15 DJ Delorie <dj@redhat.com>
7641 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7643 (movsi_splittable): Allow, but split, moves to the stack.
7644 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7647 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7649 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7650 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7651 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7653 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7654 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7655 Delete HOST_PTR_PRINTF.
7657 * configure, config.in: Regenerate.
7659 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7661 * config/rs6000/rs6000.md (QHSI): New mode macro.
7662 (wd): Extend mode attr for QImode and HImode
7663 (dbits): New mode attr.
7664 (zero_extend<mode>di2): Convert to mode macro.
7666 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7669 * doc/invoke.texi (-mgnu-ld): Update description.
7672 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7675 * Makefile.in (tree-chrec.o): Depends on real.h.
7676 * tree-chrec.c: Include real.h.
7677 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7678 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7679 * tree-scalar-evolution.c (add_to_evolution_1,
7680 interpret_rhs_modify_expr): Ditto.
7682 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7685 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7686 step is negative compute the estimation from init downwards to zero.
7688 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7690 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7692 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7694 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7696 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7697 Accept double-word constants that can be split.
7698 * config/s390/s390.md ("movti"): Use 'P' constraint.
7699 ("*movdi_31", "*movdf_31"): Likewise.
7701 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7703 Fix PR tree-optimization/22615
7705 * tree-ssa-structalias.c (solution_set_add): Handle
7706 first_vi_for_offset returning NULL.
7707 (do_da_constraint): Ditto.
7708 (do_sd_constraint): Ditto.
7709 (do_ds_constraint): Ditto
7710 (find_func_aliases): Ditto.
7711 (build_constraint_graph): RHS is allowed be ANYTHING.
7712 (first_vi_for_offset): Return NULL if we couldn't find anything at
7715 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7717 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7718 over memory as first operand.
7720 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7723 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7724 available for setting it.
7726 2005-08-14 Ira Rosen <irar@il.ibm.com>
7728 PR tree-optimization/23320
7729 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7730 data-refs' types instead of base object nullness. Add check for
7731 pointer type data-refs before first location comparison. Remove
7734 2005-08-14 Andreas Schwab <schwab@suse.de>
7736 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7738 2005-08-13 James E Wilson <wilson@specifix.com>
7740 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7741 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7742 -fstack-protector-all, --param ssp-buffer-size): Document.
7743 (-Wvariadic-macros): Alphabetize.
7744 (-fsched-stalled-insns-dep): Add missing 'f'.
7746 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7749 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7751 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7752 or indirect address operand.
7753 (EXTRA_ADDRESS_CONSTRAINT): New.
7754 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7756 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7758 PR tree-optimization/22236
7759 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7760 successors and predecessors.
7761 * tree-chrec.c (chrec_convert): Before converting, check that
7762 sequences don't wrap.
7763 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7764 (analyze_array): Extern.
7765 (find_data_references_in_loop): Remove call to
7766 compute_estimated_nb_iterations.
7767 * tree-data-ref.h (analyze_array): Declared.
7768 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7769 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7770 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7771 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7773 * tree-ssa-loop-ivcanon.c: Fix documentation.
7774 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7775 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7776 (infer_loop_bounds_from_undefined): New.
7777 (estimate_numbers_of_iterations_loop): Use
7778 infer_loop_bounds_from_undefined.
7779 (used_in_pointer_arithmetic_p): New.
7780 (scev_probably_wraps_p): Pass an extra parameter. Call
7781 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7782 (convert_step): Fix documentation.
7783 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7784 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7785 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7786 scev_probably_wraps_p.
7788 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7790 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7791 (s390_register_info): Ignore clobbered_regs information for fixed
7792 registers, and only fixed registers.
7793 (s390_init_frame_layout): Remove redundant call.
7795 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7797 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7798 description of -Wold-style-casts.
7800 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7801 Jakub Jelinek <jakub@redhat.com>
7803 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7804 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7805 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7806 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7807 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7808 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7809 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7810 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7811 ("stack_protect_set", "stack_protect_test"): New expanders.
7812 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7813 "stack_protect_testdi"): New insn definitions.
7815 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7817 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7819 2005-08-12 Paul Brook <paul@codesourcery.com>
7821 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7823 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7825 * config/s390/predicates.md (setmem_operand): New predicate.
7826 (shift_count_operand): Accept ANDs with special constants as
7828 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7829 with special constants.
7830 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7831 shift_count_operand with setmem_operand.
7833 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7835 * config/s390/s390.c (s390_extract_part, s390_single_part):
7837 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7838 (s390_output_mi_thunk): Don't use lg on 31 bit.
7839 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7840 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7842 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7844 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7845 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7846 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7847 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7848 with one of the new macros.
7850 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7852 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7853 Don't set save_return_addr_p.
7854 (s390_register_info): Make clobbered_regs not depending on
7857 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7859 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7860 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7862 2005-08-11 James E. Wilson <wilson@specifix.com>
7864 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7866 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7868 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7869 locations gathered by var-tracking in single entry loc_list
7870 over loc_descriptor_from_tree.
7872 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7873 pass it down to loc_descriptor.
7874 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7875 (containing_function_has_frame_base): Move earlier in the file.
7876 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7877 instead of always assuming fbreg can't be used.
7879 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7881 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7882 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7883 Accept address wrapped in AND for Altivec.
7884 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7885 Strip AND wrapping offset address for Altivec.
7887 2005-08-11 Richard Henderson <rth@redhat.com>
7890 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7891 before using TYPE_IS_SIZETYPE.
7893 2005-08-11 Richard Henderson <rth@redhat.com>
7896 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7897 insn types not present on ev4.
7898 (alphaev5_insn_pipe): Similarly.
7900 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7903 * arm.c (arm_override_options): If the user has selected callee-super-
7904 interworking, then enable normal interworking.
7906 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7908 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7911 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7913 * doc/rtl.texi: Fix two typos.
7915 2005-08-11 Richard Guenther <rguenther@suse.de>
7918 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7919 cases where we call to/from functions returning void.
7921 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7924 * tree.c (build_pointer_type_for_mode): Robustify.
7926 2005-08-10 James E Wilson <wilson@specifix.com>
7928 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7929 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7931 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7934 2005-08-10 Eric Christopher <echristo@apple.com>
7936 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7937 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7940 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7943 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7944 for the high part when generating dynamic-no-pic code.
7946 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7948 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7949 (x86_64-*-linux*): Likewise.
7951 * config/i386/crtfastmath.c: New file.
7952 * config/i386/t-crtfm: Likewise.
7954 * config/i386/linux.h (ENDFILE_SPEC): New.
7955 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7957 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7960 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7962 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7963 (vec_shl, vec_shr): Document new operations.
7964 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7966 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7968 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7969 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7970 change predicate to indexed_or_indirect_address.
7972 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7974 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7975 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7976 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7977 and __aeabi_uwrite8.
7978 * config/arm/unaligned-funcs.c: New file.
7979 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7981 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7983 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7985 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7986 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7988 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7989 * final.c (pass_shorten_branches): Add dump.
7990 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7991 (pass_life): Rename dump.
7992 (rest_of_handle_flow2): Remove initial verify_flow_info.
7993 * function.c (pass_instantiate_virtual_regs): Add dump.
7994 * integrate.c (pass_initial_value_sets): Add dump.
7995 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7996 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7997 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7998 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7999 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
8000 gate_rtl_unrool_and_peel_loops): New.
8001 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
8002 rtl_doloop): Do not look at flags.
8003 * mode-switching.c (pass_mode_switching): Add dump.
8004 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
8005 pass_split_before_regstack): Add dump.
8006 * regmove.c (pass_stack_adjustments): Add dump.
8007 * tree-optimize.c (pass_fixup_cfg): Add dump.
8009 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8012 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
8013 deciding which instruction sequence to use.
8015 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
8017 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
8018 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
8020 2005-08-09 Richard Guenther <rguenther@suse.de>
8022 * c-common.c (builtin_function_2): Remove.
8023 (def_builtin_1): New function.
8024 (c_common_nodes_and_builtins): Use def_builtin_1 to
8025 build builtin functions.
8027 2005-08-09 Jie Zhang <jie.zhang@analog.com>
8029 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
8030 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8031 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
8034 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8036 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
8037 fold_binary instead of fold_build2 since we don't care about the
8039 (loop_niter_by_eval): Likewise.
8040 (compare_trees): Likewise.
8041 (proved_non_wrapping_p): Likewise.
8043 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
8047 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
8048 if the if is really empty.
8050 2005-08-09 Steven Bosscher <stevenb@suse.de>
8052 PR tree-optimization/23234
8053 * tree-ssa-math-opts.c (place_reciprocal): New enum.
8054 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
8055 argument of the new enum.
8056 (execute_cse_reciprocals): Add reciprocals for function arguments
8057 on the unique successor edge of the entry block. Update other calls
8058 to execute_cse_reciprocals_1.
8060 2005-08-08 Richard Henderson <rth@redhat.com>
8063 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
8065 2005-08-08 Bob Wilson <bob.wilson@acm.org>
8067 * expr.c (write_complex_part): Return after handling MEM.
8069 2005-08-08 Josh Conner <jconner@apple.com>
8071 PR rtl-optimization/23241
8072 * combine.c (simplify_comparison): Fix error in determining
8073 whether to lift a subreg from comparison.
8075 2005-08-08 David Edelsohn <edelsohn@gnu.org>
8078 * config/rs6000/altivec.md (vec_init<mode>): New.
8079 (vec_set<mode>): New.
8080 (vec_extract<mode>): New.
8081 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
8082 (rs6000_expand_vector_set): New.
8083 (rs6000_expand_vector_extract): New.
8084 (rs6000_legitimate_offset_address_p): Offset addresses are valid
8085 for Altivec modes before reload.
8086 (altivec_expand_vec_init_builtin): New.
8087 (get_element_number): New.
8088 (altivec_expand_vec_set_builtin): New.
8089 (altivec_expand_vec_ext_builtin): New.
8090 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
8092 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
8094 * config/rs6000/rs6000.h (rs6000_builtins): Add
8095 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
8096 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
8097 * config/rs6000/rs6000-protos.h: Declare new functions.
8099 2005-08-08 Jan Hubicka <jh@suse.cz>
8101 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
8102 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
8103 * i386.md (movdi*): Use pic_32bit_operand.
8104 * predicates.md (pic_32bit_operand): New.
8106 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
8109 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
8111 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
8113 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
8114 (test_for_singularity): Use fold_build2.
8116 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8118 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
8120 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
8122 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
8123 (COMMON_ASM_OP) Define.
8124 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
8125 (ix86_encode_section_info): Likewise.
8126 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
8127 SUBTARGET_ENCODE_SECTION_INFO.
8129 2005-08-06 Richard Henderson <rth@redhat.com>
8132 * tree-nested.c (convert_local_reference): Save and restore val_only
8133 around component_ref and friends. Clear walk_subtrees by default.
8135 2005-08-06 Peter O'Gorman <peter@pogma.com>
8138 * gcc.c (process_command): Check the argument to -b has a dash.
8139 * doc/invoke.texi: Update -b and -V docs.
8141 2005-08-06 James E Wilson <wilson@specifix.com>
8143 * config/mips/cross64.h, config/mips/t-cross64: Delete.
8145 2005-08-06 Michael Matz <matz@suse.de>
8147 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
8148 member only if only one insn is associated with the value.
8150 2005-08-06 Nick Clifton <nickc@redhat.com>
8152 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
8154 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
8155 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
8156 Check symbol flags instead of symbol name mangling.
8157 (xstormy16_asm_output_aligned_common): Likewise. Also
8158 simplify code since the bss100_section cass is the only case
8159 where the below100 code will be triggered.
8160 (xstormy16_encode_section_info): Encode below100 attribute
8161 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
8163 (xstormy16_strip_name_encoding): Delete - this function is no
8165 (TARGET_STRIP_NAME_ENCODING): Undefine.
8166 * config/stormy16/stormy16-protos.h: Delete prototype for
8167 xstormy16_strip_name_encoding.
8169 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
8171 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
8172 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
8173 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
8174 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
8175 config/alpha/predicates.md, config/arc/arc.h,
8176 config/arm/arm.h, config/arm/ieee754-df.S,
8177 config/arm/ieee754-sf.S, config/bfin/bfin.c,
8178 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
8179 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
8180 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
8181 config/m68hc11/m68hc11.h, config/mips/mips.c,
8182 config/mips/mips.h, config/mips/openbsd.h,
8183 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
8184 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
8185 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8186 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8187 config/sparc/linux.h, config/sparc/linux64.h,
8188 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
8189 doc/extend.texi, doc/gcov.texi, doc/install.texi,
8190 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
8191 typos. Follow spelling conventions.
8193 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
8196 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
8197 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
8198 specially. Check for side effects only for COND_EXPR.
8199 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
8200 return with TREE_NO_WARNING.
8202 2005-08-06 Richard Sandiford <richard@codesourcery.com>
8204 PR rtl-optimization/23233
8205 * loop.c (combine_movables): Require the modes to be the same.
8206 (move_movables): Remove handling of cases where the replacement
8207 had a different mode to the original.
8209 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
8211 PR tree-optimization/23128
8212 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
8213 subtraction wrap, and set TREE_OVERFLOW if they do.
8215 2005-08-05 Richard Henderson <rth@redhat.com>
8218 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
8219 FORCED_LABEL labels.
8221 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
8224 * reload.c (find_reloads_subreg_address): Pass down TYPE
8225 unchanged. Change all callers except find_reloads_toplev.
8227 2005-08-05 Michael Matz <matz@suse.de>
8229 * genattrtab.c (current_alternative_string): Remove.
8230 (SIMPLIFY_ALTERNATIVE): Ditto.
8231 (attr_alt_bit_p): Ditto.
8232 (alternative_name): Make const char *.
8233 (evaluate_eq_attr): Remove use of above things.
8234 (simplify_test_exp): Ditto.
8235 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
8236 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
8238 2005-08-04 James E Wilson <wilson@specifix.com>
8240 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
8241 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
8242 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
8243 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
8244 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
8246 2005-08-04 Richard Henderson <rth@redhat.com>
8249 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
8250 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
8251 * tree-sra.c (decide_block_copy): Use it. Disable element copy
8252 if we'd have to instantiate too many members.
8254 2005-08-04 Richard Henderson <rth@redhat.com>
8257 * tree-outof-ssa.c (coalesce_asm_operands): New.
8258 (coalesce_ssa_name): Use it. Split out ...
8259 (coalesce_phi_operands, coalesce_result_decls): ... these.
8261 2005-08-04 Paul Brook <paul@codesourcery.com>
8263 * read-rtl.c (read_quoted_string): Break if EOF.
8265 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
8267 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
8268 (fold_build2): Likewise.
8269 (fold_build3): Likewise.
8270 (fold_build1_stat): New function prototype.
8271 (fold_build2_stat): Likewise.
8272 (fold_build3_stat): Likewise.
8273 * fold-const.c (fold_build1): Rename to ..
8274 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8275 through to build1_stat.
8276 (fold_build2): Rename to ..
8277 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8278 through to build2_stat.
8279 (fold_build3): Rename to ..
8280 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
8281 through to build3_stat.
8283 2005-08-04 David Edelsohn <edelsohn@gnu.org>
8284 Ian Lance Taylor <ian@airs.com>
8286 * function.c (assign_stack_local_1): Do not correct stack slot
8287 address if allocation size is smaller than mode size.
8289 2005-08-04 Diego Novillo <dnovillo@redhat.com>
8292 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
8293 (tree_merge_blocks): Propagate anything allowed by
8295 Clarify documentation.
8296 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
8297 SSA form, schedule an update if necessary.
8299 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
8301 * doc/install.texi (Binaries): Remove broken link to
8302 Sinix/Reliant Unix binaries.
8304 2005-08-03 Richard Henderson <rth@redhat.com>
8307 * function.c (stack_protect_epilogue): Export.
8308 * tree.h (stack_protect_epilogue): Declare.
8309 * calls.c (expand_call): Call it.
8311 2005-08-03 Eric Christopher <echristo@apple.com>
8313 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8314 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8317 2005-08-04 Jan Hubicka <jh@suse.cz>
8319 * profile.c (branch_prob): Split edges with goto locus on them
8320 to get proper line counts.
8321 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8323 2005-08-03 Paul Brook <paul@codesourcery.com>
8325 * function.c (assign_parms): Round current_function_args_size
8326 to PARM_BOUNDARY, not STACK_BOUNDARY.
8328 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8330 * config/i386/i386.c (x86_elf_aligned_common)
8331 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8333 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8335 PR tree-optimization/23157
8336 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8337 before emitting them.
8339 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8341 PR tree-optimization/19899
8342 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8343 * tree-scalar-evolution.c: Include real.h.
8344 (add_to_evolution): Build constant -1 of correct type.
8346 2005-08-03 Jan Hubicka <jh@suse.cz>
8348 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8349 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8350 profile updating for complette unrolling.
8351 * loop-unroll.c (peel_loop_completely): Use it.
8352 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8353 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8356 2005-08-03 Paul Brook <paul@codesourcery.com>
8358 * combine.c (can_change_dest_mode): New function.
8359 (try_combine, simplify_set): Use it.
8361 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8363 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8366 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8368 * doc/install.texi (Specific): Adjust link to openavr.org.
8369 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8370 (Binaries): Adjust HP-UX Porting Center link.
8371 (Binaries): Adjust Free Software Foundation ordering link.
8373 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8375 * convert.c (convert_to_integer): Use fold_build1 instead of
8376 build1 when converting an integer to an integer.
8378 2005-08-02 Richard Henderson <rth@redhat.com>
8380 * combine.c (combine_instructions): Don't use reg_equal/equiv
8381 results if the mode doesn't match.
8383 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8385 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8386 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8388 2005-08-02 Richard Henderson <rth@redhat.com>
8391 * explow.c (memory_address): Remove special-case for
8392 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8394 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8397 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8398 number of calls to cleanup_tree_cfg_1.
8400 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8402 * doc/invoke.texi: document file extensions .F90 and .F95
8404 2005-08-02 Richard Guenther <rguenther@suse.de>
8406 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8407 positive if its first argument is positive.
8409 2005-08-02 Richard Guenther <rguenther@suse.de>
8411 PR tree-optimization/23177
8412 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8415 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8417 PR tree-optimization/23129
8418 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8419 varying for divisions with anti-ranges.
8421 2005-08-02 Jan Hubicka <jh@suse.cz>
8423 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8424 * tree-ssa-threadupdate.c (thread_block): Add it here.
8426 2005-08-01 James E Wilson <wilson@specifix.com>
8428 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8429 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8430 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8432 * config/mips/predicates.md (const_call_insn_operand): Add check for
8433 SYMBOL_REF_LONG_CALL_P.
8434 * doc/extend.texi (long_call): Document the new attribute.
8436 2005-08-01 Ian Lance Taylor <ian@airs.com>
8437 Richard Henderson <rth@redhat.com>
8439 * Makefile.in (RTL_BASE_H): Add real.h.
8440 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8442 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8444 * rtl.c (rtl_check_failed_code_mode): New.
8445 * rtl.h (struct rtx_def): Add u.rv.
8446 (XCMWINT, XCNMPRV): New.
8447 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8448 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8450 2005-08-01 Richard Henderson <rth@redhat.com>
8452 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8453 with auto-inc codes.
8455 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8457 2005-08-01 Jan Hubicka <jh@suse.cz>
8459 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8460 * i386.c: Include dwarf2.h
8461 (asm_preferred_eh_data_format): New.
8462 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8464 2005-08-01 Ian Lance Taylor <ian@airs.com>
8466 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8467 randomize_va_space for virtual address randomization control.
8469 2005-08-01 Steven Bosscher <stevenb@suse.de>
8471 * common.opt (flag_ipa_cp): Put in right place to maintain
8474 2005-08-01 Jan Hubicka <jh@suse.cz>
8476 * profile.c (compute_value_histograms): Fix thinko.
8477 * value-prof.c: Include toplev.h
8478 (check_counter): New function.
8479 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8480 tree_mod_subtract_transform): Add sanity check.
8482 2005-08-01 Richard Guenther <rguenther@suse.de>
8484 PR tree-optimization/23133
8485 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8486 current functions parameter decls to find defs to cse
8489 2005-08-01 Richard Guenther <rguenther@suse.de>
8491 PR tree-optimization/23109
8492 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8493 If trapping math is in effect, use post-dominator information
8494 to check if we'd in any case reach a trapping point before
8495 doing the reciprocal insertion.
8496 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8497 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8498 expressions are invariant only if trapping math is not in effect.
8500 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8502 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8503 cgraph_function_versioning): New declarations.
8504 * cgraphunit.c: Add include to ipa-prop.h.
8505 (update_call_expr, cgraph_copy_node_for_versioning,
8506 cgraph_function_versioning): New functions.
8507 * integrate.c (copy_decl_for_inlining): Remove.
8508 * ipa-prop.h (ipa_replace_map): New struct.
8509 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8510 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8511 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8512 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8513 ipcp_iterate_stage, ipcp_method_scale_print,
8514 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8515 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8516 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8517 ipcp_update_bb_counts, ipcp_update_profiling,
8518 ipcp_update_edges_counts): New functions.
8519 (ipcp_method_cval_init): Remove restriction regarding local methods.
8520 (ipcp_init_stage): Add ipcp_method_compute_scale.
8521 (ipcp_insert_stage): Add versioning.
8522 (ipcp_structures_print): Add ipcp_method_scale_print.
8523 (ipcp_driver): Dump profiling info.
8524 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8525 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8526 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8527 (struct inline_data): Add versioning_p, ipa_info, new fields.
8528 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8529 declare_return_variable): Replace calls to copy_decl_for_inlining with
8531 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8533 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8534 Add argument VERSIONING.
8535 (copy_arguments_for_versioning, copy_static_chain,
8536 function_versionable_p, tree_versionable_function_p,
8537 tree_function_versioning, replace_ref_tree): New functions.
8538 * tree-inline.h: Include varray.h.
8539 (tree_versionable_function_p, tree_function_versioning,
8540 tree copy_decl_for_dup): New declarations.
8542 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8544 * ipa-cp.c: New file. Contains IPCP specific functionality.
8545 * ipa-prop.h: New file. Contains structures/definitions that can be
8546 used by several interprocedural data flow optimizations (and also IPCP).
8547 * ipa-prop.c: New file.
8548 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8549 * common.opt: Add ipa-cp flag.
8550 * timevar.def: Add IPCP optimization.
8551 * tree-optimize.c (init_tree_optimization_passes): Schedule
8553 * tree-pass.h (pass_ipa_cp): Declare.
8555 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8557 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8558 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8559 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8560 config/i386/i386.c, config/mips/mips.h,
8561 config/rs6000/rs6000.h, config/sh/sh.c,
8562 config/stormy16/stormy16.c: Fix comment typos.
8564 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8567 * c-typeck.c (build_binary_op): Use common_type wrapper on
8569 (common_type): Update comment.
8571 2005-07-31 Steven Bosscher <stevenb@suse.de>
8574 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8575 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8576 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8578 2005-07-31 Jan Hubicka <jh@suse.cz>
8580 * pretty-print.h (pp_widest_integer): New macro.
8581 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8584 2005-07-31 Jan Hubicka <jh@suse.cz>
8586 * output.h (enum section_category): Export from varasm.c
8587 (categorize_decl_for_section): Likewise.
8588 * varasm.c (enum section_category): Kill.
8589 (categorize_decl_for_section): Make global.
8590 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8592 * i386.c (ix86_section_threshold): New static variable.
8593 (ix86_in_large_data_p, ix86_encode_section_info,
8594 x86_64_elf_unique_section,
8595 x86_64_elf_select_section): New functions.
8596 (TARGET_ENCODE_SECTION_INFO): Define
8597 (override_options): Enable medium model for PIC.
8598 (ix86_expand_prologue): Expand gen_set_got_rex64.
8599 (legitimate_constant_p): Handle new UNSPECs.
8600 (legitimate_pic_address_disp_p): Likewise.
8601 (legitimize_pic_address): Lower MEDIUM model addressing.
8602 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8603 (enum cmodel): Add MEDIUM_PIC.
8604 (SYMBOL_REF_FAR_ADDR_P): New macro.
8605 (SYMBOL_FLAG_FAR_ADDR): New flag.
8606 * i386.md (movdi): Support medium model.
8607 (set_got_rex64): New pattern.
8608 * i386.opt (mlarge-data-threshold): New flag.
8609 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8610 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8611 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8612 TARGET_ASM_UNIQUE_SECTION): New.
8614 * invoke.texi (-mlarge_data_threshold): Document
8616 2005-07-31 Jan Hubicka <jh@suse.cz>
8618 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8619 (coalesce_vars): Likewise.
8620 * tree-ssa-live.c (coalesce_cost): New.
8621 (build_tree_conflict_graph): Use coalesce_cost.
8622 * tree-ssa-live.h (coalesce_cost): Declare.
8624 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8626 * arm.md (all peepholes for post-increment operations): Delete.
8627 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8628 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8629 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8630 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8631 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8633 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8635 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8638 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8641 * doc/invoke.texi: Document -rdynamic.
8643 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8646 * c-parser.c (c_parser_parms_list_declarator): Call
8647 mark_forward_parm_decls.
8648 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8649 decls with visibility structure.
8651 2005-07-30 Paul Brook <paul@codesourcery.com>
8653 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8655 2005-07-30 Paul Brook <paul@codesourcery.com>
8657 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8659 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8661 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8663 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8666 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8667 nested function declarators.
8668 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8669 (grokparms): Call warn_if_shadowing for parameters used within the
8671 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8672 not used within the parameter list.
8673 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8675 2005-07-30 Jan Hubicka <jh@suse.cz>
8677 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8678 * i386.c (ix86_fixup_binary_operands): Likewise.
8679 (ix86_expand_unary_operator): Likewise.
8680 (ix86_expand_fp_absneg_operator): Likewise.
8681 * optabs.c (expand_vec_cond_expr): Validate dest.
8683 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8686 * real.c (real_from_string): Also set last bit if there is a
8687 nonzero hex digit beyond GCC's internal precision after ".".
8689 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8691 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8692 define_constants. Change duplicate values to unassigned numbers.
8693 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8694 (*altivec_vspltsf): New.
8695 (altivec_vperm_v4sf): Delete.
8696 (altivec_vperm_<mode>): Use mode macro V.
8697 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8698 (altivec_predicate_v4sf): Delete.
8699 (altivec_predicate_<mode>): Use mode macro V.
8700 (*altivec_lvesfx): New.
8701 (*altivec_stvesfx): New.
8702 (vec_realign_load_v4sf): Delete.
8703 (vec_realign_load_<mode>): Use mode macro V.
8704 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8707 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8710 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8712 * configure: Regenerated.
8714 2005-07-29 Paul Brook <paul@codesourcery.com>
8716 * doc/install.texi: Add link to GFortran binaries wiki page.
8718 2005-07-29 David Ung <davidu@mips.com>
8720 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8721 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8722 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8723 * config/mips/mips.md (cpu): Add 5kf name.
8724 (includes): Includes 5k.md.
8725 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8726 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8729 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8732 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8733 (cleanup_tree_cfg): ... here.
8734 Call cleanup_tree_cfg_1 until there are no more cleanups to
8737 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8739 * tree-vrp.c (compare_range_with_value): Return true or false
8740 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8741 EQ_EXPR respectively.
8743 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8745 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8748 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8750 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8751 (tree_ssa_dominator_optimize): Increment it.
8752 (dump_dominator_optimization_stats): Print it.
8754 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8755 Steven Bosscher <stevenb@suse.de>
8757 PR rtl-optimization/23117
8758 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8759 when head == tail. Tidy comment.
8761 2005-07-28 Richard Henderson <rth@redhat.com>
8763 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8764 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8765 * jump.c (rtx_renumbered_equal_p): Likewise.
8766 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8767 CONST_INT and CONST_DOUBLE.
8768 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8769 * reload.c (operands_match_p): Special case CONST_INT and
8770 CONST_DOUBLE; check mode earlier.
8772 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8775 * c-typeck.c (convert_for_assignment): Do not check
8776 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8778 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8781 * c-typeck.c (composite_type): Prefer constant size arrays to
8784 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8787 * real.c (real_from_string): Set last bit if there is a nonzero
8788 hex digit beyond GCC's internal precision.
8790 2005-07-28 Richard Henderson <rth@redhat.com>
8793 * cfgcleanup.c (try_forward_edges): Watch out for end of
8796 2005-07-28 James E Wilson <wilson@specifixinc.com>
8799 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8801 2005-07-28 Jan Hubicka <jh@suse.cz>
8803 * Makefile.in (rtl-profile.o): Kill all traces of it.
8804 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8805 * coverage.h (rtl_coverage_counter_ref): Kill.
8806 * opts.c (flag_speculative_prefetching_set): Kill.
8807 (flag_loop_optimize_set): New.
8808 (common_handle_option): Disable loop optimizer when profiling;
8809 do not handle speculative prefetching.
8810 * passes.c (init_optimization_passes): Replace pass_profiling combo
8811 by branch_prob pass.
8812 * profile.c (compute_value_histograms): Update for simplified value
8814 (rtl_register_profile_hooks): Kill.
8815 (pass_profiling): Kill.
8816 (rest_of_handle_branch_prob): Do not profile.
8817 * toplev.c (process_options): Remove speculative prefetching.
8818 * toplev.h (flag_tree_based_profiling): Kill.
8819 * tree-profile.c (prepare_instrumented_value,
8820 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8821 tree_gen_one_value_profiler, do_tree_profiling): Update for
8822 simplified datastructures.
8823 * value-prof.c: Add comment that speculative prefetching was dropped;
8824 update rest of file for simplified datastructures.
8825 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8826 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8827 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8828 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8829 rtl_mod_subtract, gen_speculative_prefetch,
8830 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8831 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8832 (gate_handle_value_profile_transformations,
8833 rest_of_handle_value_profile_transformations,
8834 pass_value_profile_transformations): Kill.
8835 * value-prof.h (histogram_value_t): Remove IL based unions.
8836 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8837 rtl_profile_hooks): Remove hooks.
8839 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8841 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8842 (cgraph_clone_node): Likewise.
8843 * cgraph.h (cgraph_clone_edge): Update prototype.
8844 (cgraph_clone_node): Likewise.
8845 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8847 (lookup_recursive_calls): Consider profile.
8848 (cgraph_decide_recursive_inlining): Fix updating; use new
8849 probability argument; use profile.
8850 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8851 * tree-inline.c (copy_bb): Update clal of clone_edge.
8852 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8854 * invoke.texi (min-inline-recursive-probability): Document.
8856 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8858 * doc/install.texi (Configuration): Update Valgrind homepage.
8860 2005-07-28 Richard Henderson <rth@redhat.com>
8863 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8864 labels we want to delete.
8865 (cfg_layout_merge_blocks): Likewise.
8867 2005-07-28 Richard Henderson <rth@redhat.com>
8870 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8871 when expanding to nothing.
8873 2005-07-28 Josh Conner <jconner@apple.com>
8875 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8876 (cgraph_decide_inlining_of_small_functions): Likewise.
8878 2005-07-28 Josh Conner <jconner@apple.com>
8880 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8881 direction of badness if negative.
8882 (cgraph_default_inline_p): Add reason to parameters, and assign it
8884 (cgraph_decide_inlining_of_small_functions): New parameter in call
8885 to cgraph_default_inline_p.
8886 (cgraph_decide_inlining_incrementally): Likewise.
8887 * cgraphunit.c (decide_is_function_needed): Likewise.
8888 * cgraph.h (cgraph_default_inline_p): Likewise.
8890 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8892 * builtins.c: Fix comment typo(s).
8893 * genautomata.c: Likewise.
8894 * gimplify.c: Likewise.
8895 * tree-dfa.c: Likewise.
8896 * tree-flow-inline.h: Likewise.
8897 * tree-into-ssa.c: Likewise.
8898 * tree-ssa-alias.c: Likewise.
8899 * tree-ssa-ccp.c: Likewise.
8900 * tree-ssa-copy.c: Likewise.
8901 * tree-ssa-dce.c: Likewise.
8902 * tree-ssa-dom.c: Likewise.
8903 * tree-ssa-operands.c: Likewise.
8904 * tree-tailcall.c: Likewise.
8905 * tree-vectorizer.c: Likewise.
8906 * tree-vrp.c: Likewise.
8909 2005-07-28 Jeff Law <law@redhat.com>
8911 * tree-vrp.c (test_for_singularity): Extracted from ...
8912 (simplify_cond_using_ranges): Attempt to simplify a relational
8913 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8915 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8917 PR tree-optimization/22506
8918 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8919 phis whose argument is constant.
8921 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8923 PR rtl-optimization/18992
8924 Back out this patch:
8925 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8926 PR optimization/12142
8927 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8928 uses of the register in the SET_SRC. Remove unnecessary argument.
8930 Replace it with this:
8931 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8932 if flag_non_call_exceptions is set and the insn may trap, pass
8933 pc_rtx as dest for recursion.
8934 In SET_SRC part of SET case, if dest is already set, pass it down
8937 2005-07-28 Jan Hubicka <jh@suse.cz>
8939 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8940 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8941 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8943 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8944 profile when available.
8946 2005-07-28 Jan Beulich <jbeulich@novell.com>
8948 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8949 (ia64_print_operand): Describe and handle 'X'.
8950 (ia64_register_move_cost): Also handle FP_REGS.
8951 (ia64_preferred_reload_class): Likewise.
8952 (ia64_secondary_reload_class): Likewise.
8953 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8954 it. Also check for ITANIUM_CLASS_FLDP.
8955 * config/ia64/ia64.h (FP_REGNO_P): New.
8956 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8957 (reg_class): Add FP_REGS.
8958 (REG_CLASS_NAMES): Adjust for it.
8959 (REG_CLASS_CONTENTS): Likewise.
8960 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8961 (REG_CLASS_FROM_LETTER): Handle 'x'.
8962 (CLASS_MAX_NREGS): Handle FP_REGS.
8963 (MEMORY_MOVE_COST): Likewise.
8964 * config/ia64/ia64.md (itanium_class): Add fldp.
8965 (type): Handle fldp.
8966 (movti_internal): More allowable operand combinations. Use ldfp8 when
8967 splitting unnecessary. Remove predicable attribute. Adjust
8968 itanium_class attribute.
8969 (smuldi3_highpart): Remove outdated comment.
8970 (mulditi3, umulditi3, rotlti3): New expanders.
8971 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8972 (absti2): Disabled new insn for future reference.
8973 Respective new splitters.
8974 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8975 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8976 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8978 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8980 PR rtl-optimization/23047
8981 * simplify-rtx.c (simplify_const_relational_operation): Respect
8982 flag_wrapv for comparisons with ABS.
8984 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8986 PR tree-optimization/22493
8987 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8988 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8990 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8992 * config/frv/frv.opt (moptimize-membar): New.
8994 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8996 * config/frv/frv.h: Remove machine_function definition.
8998 * config/frv/frv.c (struct frv_io): New.
8999 (struct machine_function): Moved from frv.h. Add has_membar_p.
9000 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
9001 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
9002 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
9003 (frv_optimize_membar_global, frv_optimize_membar): New functions.
9004 (frv_reorg): Call frv_optimize_membar when appropriate.
9005 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
9006 (frv_expand_builtin): Adjust calls accordingly.
9007 (frv_io_address_cookie): New function.
9008 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
9009 load or store rather than a special insn. Add ccnstant address and
9010 io-type operands to the membar.
9011 (frv_ifcvt_modify_tests): Unsign regno.
9012 (frv_ifcvt_modify_tests): Same.
9014 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
9015 UNSPEC_OPTIONAL_MEMBAR constant.
9016 (builtin_read_<mode>): Delete.
9017 (builtin_write_<mode>): Delete.
9018 ("optional_membar_<mode>"): Add operand.
9020 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
9021 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
9022 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
9023 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
9024 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
9025 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
9026 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
9027 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
9028 * testsuite/gcc.target/frv/all-read-write-1.c: New.
9030 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
9032 * df.c (df_uses_record): Handle SCRATCH.
9034 2005-07-28 Steven Bosscher <stevenb@suse.de>
9037 * passes.c (rest_of_decl_compilation): If decl is a type and
9038 we have encountered errors, don't emit debug information.
9040 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
9042 * params.def: Fixed comment.
9044 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
9047 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
9048 (TARGET_ASM_UNALIGNED_HI_OP): Add.
9049 (TARGET_ASM_UNALIGNED_SI_OP): Add.
9051 2005-07-27 Steven Bosscher <stevenb@suse.de>
9054 * varasm.c (assemble_start_function): Don't do anything that may
9055 require a CFG if the current function is a thunk.
9057 2005-07-25 Geoffrey Keating <geoffk@apple.com>
9059 * doc/install.texi (Prerequisites): Mention that perl is needed
9060 to do export control in libstdc++ targetting Darwin.
9062 2005-07-27 Steven Bosscher <stevenb@suse.de>
9064 PR rtl-optimization/17808
9065 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
9066 (sched_insns_conditions_mutex_p): Split out from...
9067 (add_dependence): ...here. But don't call it from here.
9068 (add_dependence_list): Check sched_insns_conditions_mutex_p
9069 before calling add_dependence.
9070 (add_dependence_list_and_free): Likewise.
9071 (fixup_sched_groups): Likewise.
9072 (sched_analyze_1): Likewise.
9073 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
9074 (sched_analyze): Likewise.
9075 (sched_analyze_insn): Likewise.
9076 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9077 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
9078 dependencies on all COND_EXEC insns to jumps ending basic blocks
9079 when doing intrablock scheduling.
9080 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
9082 2005-07-27 Jeff Law <law@redhat.com>
9084 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
9085 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
9086 equivalency sets, correctly handle the case were vr0 has an
9087 equivalency set, but vr1 does not.
9089 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
9091 PR tree-optimization/23073
9092 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
9093 vect_print_dump_info before fprintf.
9095 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9097 PR tree-optimize/22348
9098 * tree-ssa-loop-niter.c (number_of_iterations_cond):
9099 Fold the partial computation.
9101 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9103 PR tree-optimization/22325
9104 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
9106 * tree-scalar-evolution.c (scev_const_prop): Add generic final
9108 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
9109 (force_var_cost): ... this function.
9110 (compute_phi_arg_on_exit): Export.
9112 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
9114 PR tree-optimization/20773
9115 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
9118 2005-07-27 Richard Guenther <rguenther@suse.de>
9120 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
9121 Avoid pushing again if current struct contains only
9122 fields we decomposed.
9124 2005-07-27 Jan Hubicka <jh@suse.cz>
9126 PR tree-optimization/22574
9127 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
9130 * tree-tailcall.c (decrease_profile): New function.
9131 (eliminate_tail_call): Use it.
9133 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
9134 visibility flags correctly in whole program mode.
9136 2005-07-26 Steve Ellcey <sje@cup.hp.com>
9138 PR rtl-optimization/22472
9139 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
9141 2005-07-26 Steven Bosscher <stevenb@suse.de>
9143 PR tree-optimization/22504
9144 * tree-complex.c (expand_complex_addition): Use 'code' instead
9145 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
9147 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9149 * config.gcc (cpu_type): Add frv case.
9150 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
9151 (supported_defaults): Add fr550 case.
9153 2005-07-26 Diego Novillo <dnovillo@redhat.com>
9156 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
9157 whether a pointer of type T * may point to objects of type T *.
9159 2005-07-26 DJ Delorie <dj@redhat.com>
9161 * configure: Regenerate.
9163 2005-07-26 Dale Johannesen <dalej@apple.com>
9165 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
9167 2005-07-26 Mark Mitchell <mark@codesourcery.com>
9169 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
9170 Clarify use of "build" in name.
9172 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
9174 * doc/extend.texi (Raw read/write Functions): New section.
9175 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
9176 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
9177 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
9178 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
9179 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
9180 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
9181 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
9182 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
9183 * config/frv/frv.c: Add bdesc_loads global.
9184 Add bdesc_stores global.
9185 (frv_init_builtins): Add support for __builtin_{read/write}*.
9186 (frv_volatile_memref): New.
9187 (frv_expand_load_builtin): New.
9188 (frv_expand_store_builtin): New.
9189 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
9190 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
9191 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
9192 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
9193 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
9194 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
9195 (builtin_read_<mode>): New.
9196 (builtin_write_<mode>): New.
9197 (builtin_write64): New.
9198 (optional_membar_<mode>): New.
9200 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
9202 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
9203 (rather than units) against HOST_BITS_PER_WIDE_INT.
9205 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
9207 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
9208 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
9209 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
9210 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
9213 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
9214 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
9215 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
9217 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
9219 2005-07-26 Richard Guenther <rguenther@suse.de>
9221 PR tree-optimization/22486
9222 * fold-const.c (fold_unary): Fold away useless component
9223 references of the form (T *)&T.x, if the address
9226 2005-07-25 James E Wilson <wilson@specifixinc.com>
9228 * dwarf2out.c (add_call_src_coords_attributes): New.
9229 (gen_inlined_subroutine_die): Call it.
9230 (maybe_emit_file, init_file_table): Add comments.
9231 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
9233 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
9234 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
9235 * tree.h (BLOCK_SOURCE_LOCATION): New.
9236 (struct tree_block): New field locus.
9238 2005-07-26 Andreas Schwab <schwab@suse.de>
9240 PR rtl-optimization/23043
9241 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
9242 when allocating a struct unoccr.
9244 2005-07-25 Richard Henderson <rth@redhat.com>
9247 * tree-complex.c (gate_no_optimization): True if errors.
9248 * Makefile.in (tree-complex.o): Update dependencies.
9250 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
9252 * config/frv/predicates.md (integer_register_operand): Use
9255 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9258 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
9260 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
9262 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
9264 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
9265 types when flag_unsafe_math_optimizations is true.
9267 2005-07-25 Mark Mitchell <mark@codesourcery.com>
9269 * gcc.c (option_map): Add --sysroot.
9270 (process_command): Handle --sysroot.
9271 (display_help): Document it.
9272 * doc/cppopts.tex (-isysroot): Document.
9273 * doc/invoke.texi (--sysroot): Document.
9274 * doc/install.texi (--with-build-sysroot): Document.
9276 * Makefile.in (inhibit_libc): New variable.
9277 (INHIBIT_LIBC_CFLAGS): Likewise.
9278 (LIBGCC2_CFLAGS): Include
9279 $(INHIBIT_LIBC_CFLAGS).
9280 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
9281 ($(T)crtbegin.o): Do not use @inhibit_libc@.
9282 ($(T)crtend.o): Likewise.
9283 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
9284 ($(T)crtendS.o): Likewise.
9285 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
9286 ($(T)crtendT.o): Likewise.
9287 (stmp-fixinc): Do not complain about missing headers if
9289 * configure.ac (inhibit_libc): Set it to true/false.
9290 (--with-build-sysroot): New option. Use it to set
9292 * configure: Regenerated.
9294 2005-07-25 Manfred Hollstein <mh@suse.com>
9296 * calls.c (store_one_arg): Fix unsigned comparison warning.
9298 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9301 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
9302 (ggc_print_statistics): Initialize variable before use.
9304 2005-07-25 Richard Guenther <rguenther@suse.de>
9306 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9307 calling with a PHI_NODE argument.
9309 * tree-flow-inline.h (overlap_subvar): Protect against
9312 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9314 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9315 * configure: Regenerate.
9317 2005-07-25 Ira Rosen <irar@il.ibm.com>
9319 * expr.c (highest_pow2_factor): Make extern.
9320 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9321 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9322 record_array_differ_p, array_ptr_differ_p): Likewise.
9323 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9324 additional cases. Call the above functions.
9325 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9326 base_object_differ_p when there are two base objects. Otherwise, compare
9327 base address and offset. Call may_alias_p.
9328 (dump_data_reference): Use a correct field name.
9329 (analyze_array): Make static. Initialize new data-ref fields.
9330 (analyze_indirect_ref): New function.
9331 (init_data_ref): Initialize new data-ref fields.
9332 (strip_conversion): Moved from tree-vect-analyze.c.
9333 (analyze_offset_expr, get_ptr_offset, address_analysis,
9334 object_analysis): Likewise.
9335 (analyze_offset): New function.
9336 (create_data_ref): Likewise.
9337 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9338 dimensions for ARRAY_REFs only.
9339 (build_classic_dist_vector): Make static.
9340 (access_functions_are_affine_or_constant_p): Call macro to get the
9341 address of access functions.
9342 (compute_all_dependences): Add new parameter
9343 compute_self_and_read_read_dependences. Compute self and read-read
9344 dependences if it is true.
9345 (find_data_references_in_loop): Call create_data_ref. Initialize new
9347 (compute_data_dependences_for_loop): Add new parameter
9348 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9349 compute nb_loops. Call compute_all_dependences,
9350 build_classic_dist_vector and build_classic_dir_vector with correct
9352 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9353 with correct parameters. Compare dimensions for ARRAY_REFs only.
9354 (free_data_refs): Call macro to free access functions.
9355 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9356 fields from stmt_vinfo.
9357 (struct base_object_info): New structure.
9358 (struct data_reference): Move fields to base_object_info. Add fields
9359 first_location and object_info for above structures. Move fields from
9360 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9361 aligned_to. Add macros to access the new fields.
9362 Update functions declarations.
9363 * tree-flow.h (is_aliased_with): Declare.
9364 * tree-loop-linear.c (linear_transform_loops): Call
9365 compute_data_dependences_for_loop with correct parameters.
9366 * tree-ssa-alias.c (is_aliased_with): New function.
9367 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9368 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9369 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9370 vect_base_addr_differ_p, compute_subscript_distance and
9371 build_classic_dist_vector. Add printings. Check absolute value of
9373 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9375 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9376 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9377 to bytes. Add printing.
9378 (vect_compute_data_refs_alignment): Go through loads and stores in one
9380 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9381 vect_analyze_data_ref_access): Likewise.
9382 (vect_analyze_pointer_ref_access): Remove.
9383 (vect_address_analysis, vect_object_analysis): Likewise.
9384 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9385 and analyze data-refs in the loop.
9386 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9387 fields of data-ref instead of stmt. Add init to the offset from the
9389 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9390 (vect_update_init_of_dr): Likewise.
9391 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9392 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9394 (new_loop_vec_info): Initialize new fields.
9395 (destroy_loop_vec_info): Free new fields.
9396 (vect_strip_conversion): Remove.
9397 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9398 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9399 datarefs. Add new field ddrs.
9400 Add macros for the new fields access.
9401 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9402 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9403 Remove their macros.
9404 * tree.h (highest_pow2_factor): Declare.
9406 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9408 * calls.c (store_one_arg): Check for sibling call MEM arguments
9409 from already clobbered incoming argument area.
9411 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9413 * c-common.c (check_missing_format_attribute): New.
9414 * c-common.h (check_missing_format_attribute): Likewise.
9415 * c-typeck.c (convert_for_assignment): Use it.
9417 2005-07-24 Andreas Schwab <schwab@suse.de>
9419 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9420 register use a word move. Correct operand of ext.w in 68000 code.
9422 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9424 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9425 variables as declarations, rather than definitions.
9427 2005-07-24 Ira Rosen <irar@il.ibm.com>
9429 PR tree-optimization/22526
9430 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9433 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9435 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9436 that C99 reserve for future use. Use it to define clog10,
9437 clog10f and clog10l.
9439 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9441 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9442 * configure.ac: Check for -Wmissing-format-attribute.
9444 * configure: Regenerate.
9446 2005-07-23 Richard Henderson <rth@redhat.com>
9448 PR tree-optimization/22623
9449 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9451 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9454 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9456 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9458 * Makefile.in (C_TREE_H): Update dependencies.
9459 * c-tree.h: Include toplev.h.
9460 * diagnostic.h (diagnostic_set_info): Add format attribute.
9461 * rtl-error.c (diagnostic_for_asm): Likewise.
9463 2005-07-23 Chao-ying Fu <fu@mips.com>
9465 * config/mips/mips-dsp.md: New file.
9466 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9467 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9469 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9470 MIPS_BUILTIN_BPOSGE32.
9471 (mips_expand_builtin_direct): Add one parameter to indicate that
9472 builtin functions need to return a value.
9473 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9475 (mips_regno_to_class): Add classes for 12 new DSP registers.
9476 (mips_subword): Change to check four HI registers.
9477 (mips_output_move): Output move to and from 6 new DSP accumulators.
9478 (override_options): Make sure -mdsp and -mips16 are not used together.
9479 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9481 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9483 (print_operand): Add 'q' for printing DSP accumulators.
9484 (mips_cannot_change_mode_class): Check ACC_REGS.
9485 (mips_secondary_reload_class): Check ACC_REGS.
9486 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9487 (mips_register_move_cost): Check ACC_REGS.
9488 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9489 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9490 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9491 (dsp_bdesc): New array.
9492 (bdesc_arrays): Add DSP builtin function table.
9493 (mips_prepare_builtin_arg): Check predicate again after
9495 (mips_expand_builtin): Add one more parameter to
9496 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9497 MIPS_BUILTIN_BPOSGE32.
9498 (mips_init_builtins): Initialize new function types.
9499 (mips_expand_builtin_direct): Check if builtin functions need to
9500 return a value and pass operands properly.
9501 (mips_expand_builtin_bposge): New function.
9502 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9503 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9504 (FIRST_PSEUDO_REGISTER): Increase to 188.
9505 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9506 Update for 12 new DSP registers.
9507 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9508 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9509 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9510 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9511 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9512 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9513 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9514 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9515 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9516 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9517 (REGISTER_NAMES): Add names for 12 new DSP registers.
9518 * config/mips/mips.md: Include mips-dsp.md.
9519 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9520 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9521 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9522 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9523 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9524 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9525 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9526 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9527 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9528 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9529 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9530 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9531 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9532 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9533 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9534 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9535 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9536 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9537 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9538 (UNSPEC_RDDSP): New constants.
9539 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9540 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9542 * config/mips/mips.opt (-mdsp): New option.
9543 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9544 (reg_imm10_operand): New predicates.
9545 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9546 * doc/invoke.texi (-mdsp): Document new option.
9548 2005-07-22 DJ Delorie <dj@redhat.com>
9550 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9552 * tree-inline.c (inlinable_function_p): Likewise.
9554 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9557 * toplev.c (check_global_declarations): Do not mark undefined
9558 variables as DECL_IGNORED_P.
9559 * varasm.c (first_global_object_name): GTY it.
9560 (weak_global_object_name): Likewise.
9561 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9562 a string to go into {weak,first}_global_object_name.
9564 2005-07-22 DJ Delorie <dj@redhat.com>
9566 * c-format.c (check_function_format): Change warning control
9567 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9569 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9571 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9572 &PTR->FLD a dereference of PTR.
9573 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9574 a potential dereference of PTR.
9576 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9578 PR rtl-optimization/20370
9579 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9580 call allocate_reg_info if necessary.
9582 PR rtl-optimization/21848
9583 * calls.c (emit_library_call_value_1): For const functions, add
9584 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9586 PR rtl-optimization/22445
9587 * cselib.c (target.h): Include.
9588 (rtx_equal_for_cselib_p): Allow commutative matches.
9589 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9590 Remove MODE parameter. Changed all callers.
9592 PR rtl-optimization/22258
9593 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9595 (try_combine): Use likely_spilled_retval_p.
9597 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9599 * config.gcc: Add crx-elf support.
9601 * doc/contrib.texi: Mention crx.
9602 * doc/extend.texi: Document crx extensions.
9603 * doc/install.texi: Document crx install.
9604 * doc/invoke.texi: Document crx options.
9605 * doc/md.texi: Document crx constraints.
9607 * config/crx/crx-protos.h: New file.
9608 * config/crx/crx.c: New file.
9609 * config/crx/crx.h: New file.
9610 * config/crx/crx.md: New file.
9611 * config/crx/crx.opt: New file.
9612 * config/crx/t-crx: New file.
9614 2005-07-22 Manfred Hollstein <mh@suse.com>
9616 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9618 (int_add_graph_edge): Likewise.
9619 (collapse_nodes): Likewise.
9620 (process_unification_queue): Likewise.
9622 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9623 Laurent GUERBY <laurent@guerby.net>
9625 PR tree-optimization/22336
9626 * function.c (record_block_change): Check for
9627 cfun->ib_boundaries_block.
9629 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9631 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9632 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9634 2005-07-21 DJ Delorie <dj@redhat.com>
9636 * toplev.c (warn_deprecated_use): Add warning control to warning
9638 * c-typeck.c (parser_build_binary_op): Likewise.
9639 (c_finish_if_stmt): Likewise.
9640 * c-common.c (check_function_sentinel): Likewise.
9641 (check_nonnull_arg): Likewise.
9643 2005-07-21 Richard Henderson <rth@redhat.com>
9646 * tree-complex.c (complex_ssa_name_components): New.
9647 (cvc_lookup): Allow entry not found.
9648 (create_components): Remove.
9649 (create_one_component_var, get_component_var): New.
9650 (get_component_ssa_name, set_component_ssa_name): New.
9651 (extract_component): Use get_component_ssa_name.
9652 (update_complex_components): Use set_component_ssa_name.
9653 (update_complex_components_on_edge): Likewise.
9654 (update_phi_components): Create new PHI nodes directly, instead
9655 of adding insns to edges.
9656 (tree_lower_complex): Allocate and free complex_variable_components
9657 and complex_ssa_name_components here.
9659 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9661 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9662 revert to returning false.
9664 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9667 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9669 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9672 * config/i386/i386.md (cmpxf): Change operand constraints
9673 to "nonmemory_operand".
9675 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9677 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9679 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9682 * fold-const.c (fold_build1): Add checksum for the operands.
9683 (fold_build2): Likewise.
9684 (fold_build3): Likewise.
9686 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9689 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9691 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9693 * common.opt (-fforward-propagate): Committed by mistake,
9696 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9698 * reg-stack.c: Fix comment typo(s).
9699 * tree-ssa-operands.c: Likewise.
9700 * tree-vectorizer: Likewise.
9702 2005-07-21 Nick Clifton <nickc@redhat.com>
9704 * config/sh/symbian.c: Replace C++ style line comments with C
9705 style line comments.
9706 (symbian_add_attribute): Do not use a ? operator on the LHS of
9708 (sh_symbian_handle_dll_attribute): Change the type of the
9709 method vector to "VEC(tree,gc)*" and use vector accessor
9710 macros to walk over the elements.
9711 (symbian_export_vtable_and_rtti_p): Likewise.
9712 (symbian_class_needs_attribute_p): Likewise.
9714 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9717 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9718 initialize targetm.resolve_overloaded_builtin here.
9719 (altivec_expand_overloaded_builtin): Make it non-static.
9720 * config/rs6000/rs6000-protos.h
9721 (altivec_expand_overloaded_builtin): New prototype.
9722 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9723 targetm.resolve_overloaded_builtin here.
9724 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9726 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9727 Zdenek Dvorak <dvorakz@suse.cz>
9729 PR tree-optimization/19210
9730 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9732 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9733 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9734 rely on unproven assumptions.
9735 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9736 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9737 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9738 to number_of_iterations_exit.
9739 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9740 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9741 * tree-ssa-loop-niter.c (find_loop_niter,
9742 estimate_numbers_of_iterations_loop): Likewise.
9743 (number_of_iterations_exit): Honor the new options.
9744 * doc/invoke.texi (Wunsafe-loop-optimizations,
9745 funsafe-loop-optimizations): Document them.
9747 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9749 PR rtl-optimization/22167
9750 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9752 2005-07-20 Adam Nemet <anemet@lnxw.com>
9754 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9755 __do_global_dtors_aux longcall.
9757 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9759 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9760 (old_special_pred_table): Don't reference
9761 SPECIAL_MODE_PREDICATES.
9762 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9763 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9764 * config/sh/predicates.h: Don't mention
9765 SPECIAL_MODE_PREDICATES.
9766 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9769 2005-07-20 DJ Delorie <dj@redhat.com>
9771 * config.gcc: Add m32c-elf support.
9773 * doc/contrib.texi: Mention m32c.
9774 * doc/extend.texi: Document m32c extensions.
9775 * doc/install.texi: Mention m32c.
9776 * doc/invoke.texi: Document m32c options.
9777 * doc/md.texi: Document m32c constraints.
9779 * config/m32c/addsub.md: New file.
9780 * config/m32c/bitops.md: New file.
9781 * config/m32c/cond.md: New file.
9782 * config/m32c/jump.md: New file.
9783 * config/m32c/m32c-lib1.S: New file.
9784 * config/m32c/m32c-lib2.c: New file.
9785 * config/m32c/m32c-modes.def: New file.
9786 * config/m32c/m32c-pragma.c: New file.
9787 * config/m32c/m32c-protos.h: New file.
9788 * config/m32c/m32c.abi: New file.
9789 * config/m32c/m32c.c: New file.
9790 * config/m32c/m32c.h: New file.
9791 * config/m32c/m32c.md: New file.
9792 * config/m32c/m32c.opt: New file.
9793 * config/m32c/minmax.md: New file.
9794 * config/m32c/mov.md: New file.
9795 * config/m32c/muldiv.md: New file.
9796 * config/m32c/predicates.md: New file.
9797 * config/m32c/prologue.md: New file.
9798 * config/m32c/shift.md: New file.
9799 * config/m32c/t-m32c: New file.
9801 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9803 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9804 (stack_protect_set, stack_protect_test): New expanders.
9805 (stack_protect_set_si, stack_protect_set_si_media,
9806 stack_protect_set_di_media, stack_protect_test_si,
9807 stack_protect_test_si_media, stack_protect_test_di_media):
9810 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9812 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9814 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9816 * tree.h (tree_expr_nonzero_p): Export.
9817 * fold-const.c (tree_expr_nonzero_p): Likewise.
9818 Return true for CALL_EXPRs that are alloca calls.
9819 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9821 * tree-flow.h (expr_computes_nonzero): Remove.
9822 * tree-vrp.c (expr_computes_nonzero): Remove.
9823 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9824 (extract_range_from_unary_expr): Likewise.
9825 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9826 tree_expr_nonzero_p.
9828 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9830 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9831 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9832 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9833 All callers changed.
9834 (frame_related_constant_load): New arg "related" which controls
9835 setting of RTX_FRAME_RELATED_P. All callers changed.
9836 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9837 (bfin_expand_prologue): Add stack limit checking.
9838 * config/bfin/bfin.md (trapifcc): New pattern.
9840 * config/bfin/bfin.c: Include "langhooks.h".
9841 (def_builtin): Go through lang_hooks to call builtin_function.
9843 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9844 * config/bfin/predicates.md (symbol_ref_operand): New.
9845 (call_insn_operand): Delete. All callers changed to use
9846 register_no_elim_operand.
9847 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9849 (function_arg): Use it to generate the call's operand 2.
9850 (bfin_longcall_p): New function.
9851 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9852 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9853 determine if the address needs to be in a REG.
9854 (bfin_handle_longcall_attribute): New function.
9855 (bfin_attribute_table): Add "longcall" and "shortcall".
9856 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9857 (CUMULATIVE_ARGS): New member call_cookie.
9858 (PREDICATE_CODES): Add symbol_ref_operand.
9859 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9860 extra USE to the pattern.
9861 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9862 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9863 sibcall_value_insn; now the new patterns handle direct calls and the
9864 old ones indirect calls.
9865 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9867 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9869 * doc/trouble.texi: Update section on handling of empty loops.
9871 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9873 * config.gcc: Remove support for sparc-*-openbsd*,
9874 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9876 * config.host: Remove support for i860-*-sysv4* as a host.
9877 * config/i860/*, config/ip2k/*, config/ns32k/*,
9878 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9879 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9880 mention obsolete ports.
9882 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9884 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9886 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9887 of frame_pointer_rtx.
9888 (sh_expand_epilogue): Likewise.
9889 (sh_set_return_address): Likewise.
9890 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9891 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9892 offsets from FRAME_POINTER_REGNUM.
9893 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9894 (sh_register_names): Add initializer for sfp.
9895 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9896 (VALID_REGISTER_P): Likewise.
9897 (FIRST_PSEUDO_REGISTER): Update.
9898 (DWARF_FRAME_REGISTERS): Define.
9899 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9900 (HARD_FRAME_POINTER_REGNUM): Define.
9901 (FRAME_POINTER_REGNUM): Redefine.
9902 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9903 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9904 from FRAME_POINTER_REGNUM.
9905 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9906 FRAME_POINTER_REGNUM.
9907 (REG_CLASS_CONTENTS): Add sfp.
9908 (REG_ALLOC_ORDER): Likewise.
9909 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9910 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9911 of frame_pointer_rtx.
9912 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9914 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9916 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9917 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9918 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9920 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9923 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9925 Make CONSTRUCTOR use VEC to store initializers.
9926 * c-common.c (complete_array_type): Update to cope with VEC in
9928 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9929 (pp_c_constructor_elts): New function.
9930 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9931 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9932 struct constructor_stack, struct initializer_stack,
9933 constructor_elements, push_init_level, pop_init_level,
9934 add_pending_init, find_init_member, output_init_element): Update to
9935 cope with VEC in CONSTRUCTOR_ELTS.
9936 * coverage.c (build_fn_info_value, build_ctr_info_value,
9937 build_gcov_info): Likewise.
9938 * expr.c (categorize_ctor_elements_1, store_constructor,
9939 expand_expr_real_1): Likewise.
9940 * fold-const.c (fold_ternary): Likewise.
9941 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9942 gimplify_init_constructor, gimplify_expr): Likewise.
9943 * tree-dump.c (dequeue_and_dump): Likewise.
9944 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9946 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9948 * tree-sra.c (generate_element_init_1): Likewise.
9949 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9950 * tree-ssa-operands.c (get_expr_operands): Likewise.
9951 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9952 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9953 (get_initial_def_for_reduction): Likewise.
9954 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9955 value handle in annotations.
9956 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9957 tree_node_structure): Add support for constr_kind.
9958 (build_vector_from_ctor, build_constructor_single,
9959 build_constructor_from_list): New functions.
9960 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9961 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9962 Update to cope with VEC in CONSTRUCTOR_ELTS.
9963 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9964 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9965 CONSTRUCTOR_APPEND_ELT): New macros.
9966 (struct constructor_elt, struct tree_constructor): New data types.
9967 (union tree_node): Add tree_constructor field.
9968 * treestruct.def: Define TS_CONSTRUCTOR.
9969 * varasm.c (const_hash_1, compare_constant, copy_constant,
9970 compute_reloc_for_constant, output_addressed_constants,
9971 initializer_constant_valid_p, output_constant,
9972 array_size_for_constructor, output_constructor): Update to cope with
9973 VEC in CONSTRUCTOR_ELTS.
9974 * vec.h (VEC_empty, VEC_copy): New macros.
9976 2005-07-19 Devang Patel <dpatel@apple.com>
9978 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9980 2005-07-19 Richard Henderson <rth@redhat.com>
9983 * gimplify.c (gimplify_expr): Use main variant type for the temp
9984 destination for a discarded volatile read.
9985 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9986 casts between non-void types that change volatility.
9988 2005-07-15 DJ Delorie <dj@redhat.com>
9990 * toplev.h: Add comment about the first parameter for warning().
9991 * errors.h: Likewise.
9993 * c.opt (Wpragmas): New.
9994 * doc/invoke.texi: Document it.
9996 * function.c (do_warn_unused_parameter): Add warning control to
9998 * c-decl.c (warn_if_shadowing): Likewise.
9999 * c-lex.c (cb_def_pragma): Likewise.
10000 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
10001 (pop_alignment): Likewise.
10002 (handle_pragma_pack): Likewise.
10003 (apply_pragma_weak): Likewise.
10004 (handle_pragma_weak): Likewise.
10005 (handle_pragma_redefine_extname): Likewise.
10006 (add_to_renaming_pragma_list): Likewise.
10007 (handle_pragma_extern_prefix): Likewise.
10008 (maybe_apply_renaming_pragma): Likewise.
10009 (handle_pragma_visibility): Likewise.
10011 * config/c4x/c4x-c.c (BAD): Likewise.
10012 (c4x_parse_pragma): Likewise.
10013 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
10014 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
10015 (rs6000_pragma_longcall): Likewise.
10016 * config/v850/v850-c.c (pop_data_area): Likewise.
10017 (ghs_pragma_section): Likewise.
10018 (ghs_pragma_section): Likewise.
10019 (ghs_pragma_interrupt): Likewise.
10020 (ghs_pragma_starttda): Likewise.
10021 (ghs_pragma_startsda): Likewise.
10022 (ghs_pragma_startzda): Likewise.
10023 (ghs_pragma_endtda): Likewise.
10024 (ghs_pragma_endsda): Likewise.
10025 (ghs_pragma_endzda): Likewise.
10027 2005-07-19 Danny Berlin <dberlin@dberlin.org>
10028 Kenneth Zadeck <zadeck@naturalbridge.com>
10030 * Makefile.in: Removed tree-promote-statics.c
10031 * tree-promote-statics.c: Removed.
10032 * common.opt: Removed flag-promote-statics.
10034 * passes.c: Removed tree-promote-statics pass.
10035 * tree-pass.h: Ditto.
10036 * timevar.def: Removed TV_PROMOTE_STATICS.
10039 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
10041 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
10043 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
10045 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10048 * c-common.c (check_function_arguments): Call
10049 'check_function_format' if either -Wformat or
10050 -Wmissing-format-attribute are specified.
10051 * c-format.c (check_function_format): Check -Wformat before
10052 calling 'check_format_info'.
10053 * c-opts.c (c_common_post_options): Don't warn for
10054 -Wmissing-format-attribute without -Wformat.
10055 * c-typeck.c (convert_for_assignment): Detect additional cases for
10056 -Wmissing-format-attribute.
10057 * doc/invoke.texi (-Wmissing-format-attribute): Document new
10060 2005-07-19 Richard Guenther <rguenther@suse.de>
10062 * config/i386/i386.md (lrint<mode>2): Use temporary
10063 instead of clobbering non-existent memory.
10065 2005-07-19 Nick Clifton <nickc@redhat.com>
10067 * config/avr/avr.c (legitimate_address_p): Fix debugging print
10068 statement to avoid displaying ASCII control characters.
10070 2005-07-19 Ben Elliston <bje@au.ibm.com>
10072 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
10073 * cfganal.c (find_edge_index): Ditto.
10074 * combine.c (combine_instructions): Ditto.
10075 * ddg.c (create_scc): Ditto.
10076 (find_successors): Ditto.
10077 (find_predecessors): Ditto.
10078 (find_nodes_on_paths): Ditto.
10079 (longest_simple_path): Ditto.
10080 * flow.c (update_life_info): Ditto.
10081 (count_or_remove_death_notes): Ditto.
10082 (clear_log_links): Ditto.
10083 * modulo-sched.c (generate_reg_moves): Ditto.
10084 (find_max_asap): Ditto.
10085 (find_max_hv_min_mob): Ditto.
10086 (find_max_dv_min_mob): Ditto.
10087 * sbitmap.c (sbitmap_first_set_bit): Ditto.
10088 * sched-rgn.c (extract_edgelst): Ditto.
10089 * tree-into-ssa.c (prepare_names_to_update): Ditto.
10090 (dump_update_ssa): Ditto.
10091 (ssa_names_to_replace) Ditto.
10092 (switch_virtuals_to_full_rewrite): Ditto.
10093 (update_ssa): Ditto.
10094 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
10096 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
10098 Fix PR tree-optimization/22483
10100 * tree-complex.c (create_components): Use
10101 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
10102 * tree-flow-inline.h (fill_referenced_var_vec): New function.
10103 * tree-flow.h (safe_referenced_var_iterator): New structure.
10104 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
10105 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
10106 safe_referenced_var iterator.
10107 (add_type_alias): Ditto.
10109 2005-07-19 Steven Bosscher <stevenb@suse.de>
10111 * loop-init.c (rest_of_handle_loop2): Remove.
10112 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
10113 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
10114 (pass_rtl_loop_init, pass_rtl_loop_done,
10115 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
10116 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
10117 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
10118 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
10119 pass_tree_loop_done, and pass_tree_unswitch.
10120 (gate_loop): Rename to gate_tree_loop.
10121 * passes.c (init_optimization_passes): Update for renamed tree
10122 loop passes. Add the new loop2 passes as subpasses of loop2.
10123 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
10124 Update for the renamed tree loop passes.
10126 2005-07-18 Ian Lance Taylor <ian@airs.com>
10128 PR middle-end/22057
10129 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
10130 blocks when optimizing.
10132 2005-07-18 Steve Ellcey <sje@cup.hp.com>
10134 * common.opt (frename-registers): Initialize to 2.
10136 (fgcse-after-reload): Ditto.
10137 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
10138 (process_options): Only change flag_web, flag_rename_registers,
10139 and flag_rerun_cse_after_loop if not explicitly set by user.
10141 2005-07-18 Jan Beulich <jbeulich@novell.com>
10143 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
10144 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
10145 in 64-bit mode the same as DImode in 32-bit mode.
10146 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
10147 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
10148 mode. Add new mode parameter.
10149 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
10150 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
10151 x86_64_shift_adj): New expanders.
10152 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
10153 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
10155 Respective new splitters. Use renamed shift splitter helpers in 32-bit
10156 DImode shift splitters.
10157 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
10158 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
10161 2005-07-18 Jan Beulich <jbeulich@novell.com>
10163 * i386.md (movdi_extzv_1): New.
10164 (zero_extendhidi2): Combine alternatives and never force use of
10166 (zero_extendqidi2): Likewise. Don't restrict input selection.
10168 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10170 Fix PR tree-optimization/22531
10171 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
10174 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10176 * tree-promote-statics.c (pass_promote_statics): Change dump file
10179 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
10181 * tree-optimize.c (init_tree_optimization_passes): Add
10182 pass_eliminate_useless_stores pass.
10183 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
10184 * tree-ssa-pre.c (is_copy_stmt): New function.
10185 (follow_copies_till_vuse): Ditto.
10186 (do_eustores): Ditto.
10187 (gate_eustores): Ditto.
10189 2005-07-16 Richard Henderson <rth@redhat.com>
10191 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
10193 2005-07-16 Danny Berlin <dberlin@dberlin.org>
10194 Kenneth Zadeck <zadeck@naturalbridge.com>
10196 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
10197 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
10198 ipa-type-escape.h, tree-promote-statics.c
10199 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
10200 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
10201 tree-promote-statics.c: new files.
10202 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
10203 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
10204 int nonlocal_set_p, mark_constant_function): Deleted.
10205 (rest_of_handle_cfg): Removed call to mark_constant_function.
10206 (nonoverlapping_component_refs_p): Added calls to support
10207 type based aliasing.
10208 * tree-ssa-alias.c (may_alias_p,
10209 compute_flow_insensitive_aliasing): Ditto.
10210 * calls.c (flags_from_decl_or_type): Removed reference to
10212 * c-typeck.c (convert_arguments): Make builtins tolerant of having
10213 too many arguments. This is necessary for Spec 2000.
10214 * cgraph.h (const_function, pure_function): Removed.
10215 * common.opt: Added "fipa-pure-const", "fipa-reference",
10216 "fipa-type-escape", and "ftree-promote-static".
10218 * passes.c: Added ipa and tree-promote-statics passes.
10219 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
10220 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
10221 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
10222 * tree-flow.h: Added exposed sra calls and addition of
10223 reference_vars_info field for FUNCTION_DECLS.
10224 * tree-pass.h: Added passes.
10225 * tree-sra.c: (sra_init_cache): New function.
10226 (sra_insert_before, sra_insert_after) Made public.
10227 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
10229 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
10230 aliasing. (may_alias_p): Added code to use type escape analysis to
10231 improve alias sets.
10232 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
10233 code to prune clobbers of static variables based on information
10234 produced in ipa-reference pass. Changed call clobbering so that
10235 statics are not marked as clobbered if the call does not clobber
10238 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
10240 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
10243 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10245 * doc/install.texi (*-*-solaris2*): Document recommended version
10246 of GNU binutils and mention GNU linker problem on Solaris 10.
10248 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
10251 * c-decl.c (c_build_bitfield_integer_type): New function.
10252 (finish_struct): Call it.
10253 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
10255 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10257 * c-typeck.c (digest_init): Call 'convert_for_assignment'
10260 2005-07-16 Jan Hubicka <jh@suse.cz>
10262 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
10263 (scale_bbs_frequencies_int): Watch roundoff errors.
10264 * predict.c (return_prediction): Initialize return_stmt.
10266 2005-07-16 Jan Hubicka <jh@suse.cz>
10268 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
10269 after RTL profiling.
10271 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
10273 PR middle-end/22398
10274 * fold-const.c (build_range_check): Convert high/low to etype
10275 if we are only comparing against exp.
10277 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
10279 Fix PR tree-optimization/22376
10280 * tree-ssa-structalias.c (build_constraint_graph): We really meant
10282 (need_to_solve): New function.
10283 (compute_points_to_sets): Use it.
10285 2005-07-15 Jan Hubicka <jh@suse.cz>
10287 * cfg.c (update_bb_profile_for_threading): More diagnostic.
10288 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
10290 2005-07-15 Richard Guenther <rguenther@suse.de>
10292 * c-common.c (handle_flatten_attribute): New function.
10293 Add flatten function attribute.
10294 * doc/extend.texi: Document flatten function attribute.
10295 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
10296 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
10298 (cgraph_decide_inlining): Handle functions with flatten
10301 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10303 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10304 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10305 UNSPEC_XCHG, UNSPEC_AND): New.
10306 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10307 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10308 * config/rs6000/sync.md (FETCHOP): New code macro.
10309 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10311 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10312 (sync_compare_and_swap<mode>): Same.
10313 (sync_lock_test_and_set<mode>): Same.
10314 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10315 for QImode and HImode, and not PPC405.
10316 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10317 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10318 (sync_<fetchop>{si,di}_internal): New.
10319 (sync_nand{si,di}_internal): New.
10320 (sync_old_<fetchop>{si,di}_internal): New.
10321 (sync_old_nand{si,di}_internal): New
10322 (sync_new_<fetchop>{si,di}_internal): New.
10323 (sync_new_nand{si,di}_internal): New.
10324 (atomic_and{si,di}): New.
10325 (sync_new_nand{si,di}_internal): New.
10326 (atomic_and{si,di}): New.
10327 (sync_add<mode>_internal): Delete.
10328 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10329 (sync_sub<mode>_internal): Delte.
10330 (sync_subshort_internal): New.
10331 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10332 (sync_anddi_internal): Delete.
10333 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10334 (sync_booldi_internal): Delete.
10335 (sync_boolc<mode>_internal): Delete.
10336 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10337 (sync_boolc<mode>_internal2): Delete.
10338 (sync_boolcc<mode>_internal): Delete.
10339 (isync, lwsync): Use unspec instead of unspec_volatile.
10340 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10341 Revert UNSPEC_VOLATILE.
10342 (rs6000_split_atomic_op): New.
10343 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10345 2005-07-14 Eric Christopher <echristo@redhat.com>
10347 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10348 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10350 2005-07-14 Eric Christopher <echristo@redhat.com>
10352 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10354 2005-07-14 Steven Bosscher <stevenb@suse.de>
10356 PR tree-optimization/22230
10357 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10358 the computation of the four cross productions for "range op range".
10360 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10361 Ulrich Weigand <uweigand@de.ibm.com>
10364 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10367 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10369 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10371 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10373 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10375 2005-07-14 Richard Guenther <rguenther@suse.de>
10377 PR middle-end/22347
10378 * config/i386/i386-protos.h (ix86_function_value): Change
10379 prototype to match new target hook.
10380 * config/i386/i386.c (ix86_value_regno): Change prototype
10381 to take extra type argument.
10382 (TARGET_FUNCTION_VALUE): Define.
10383 (ix86_function_ok_for_sibcall): Pass extra argument to
10384 ix86_value_regno, check return slot rtx for exact match.
10385 (ix86_function_value): Take extra parameter. Dispatch to
10386 ix86_value_regno with fndecl/fntype as provided.
10387 (ix86_value_regno): Handle extra type argument.
10388 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10390 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10391 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10392 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10393 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10394 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10396 2005-07-14 Richard Guenther <rguenther@suse.de>
10398 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10399 * calls.c (expand_call): Pass fntype to hard_function_value.
10400 (emit_library_call_value_1): Likewise.
10401 * explow.c: Include target.h.
10402 (hard_function_value): Take extra argument, the fntype.
10403 Use new target hook for function_value.
10404 * expr.h (hard_function_value): Change prototype.
10405 * function.c (aggregate_value_p): Pass 0 as fntype to
10406 hard_function_value.
10407 (assign_parms): Use new target hook for function_value.
10408 Pass 0 as fntype to hard_function_value.
10409 (expand_function_end): Likewise.
10410 * reg-stack.c: Include target.h.
10411 (stack_result): Use new target hook for function_value.
10412 * target-def.h: New target hook function_value.
10413 * target.h: Likewise.
10414 * targhooks.c (default_function_value): New function.
10415 * targhooks.h (default_function_value): Declare.
10417 2005-07-13 Ian Lance Taylor <ian@airs.com>
10419 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10421 2005-07-14 Jan Hubicka <jh@suse.cz>
10423 * tree-dfa.c (dump_variable): Use default_def function.
10424 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10425 * tree-ssa.c (verify_use): Likewise.
10426 * tree-ssanames.c (release_ssa_name): Likewise.
10427 * tree-tailcall.c (eliminate_tail_call): Likewise.
10428 (tree_optimize_tail_calls_1): Likewise.
10429 * tree-vrp.c (get_value_range): Likewise.
10431 2005-07-14 Ben Elliston <bje@au.ibm.com>
10433 * gcc.c (main): Compare language[0] with '*' when iterating over
10436 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10438 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10439 "s390_emit_compare". Add handling of CCZ1mode.
10440 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10441 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10443 (s390_branch_condition_mask): Add CCZ1mode handling.
10444 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10445 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10446 Use CCZ1mode instead of CCZmode.
10447 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10449 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10451 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10453 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10455 2005-07-13 Eric Christopher <echristo@redhat.com>
10457 * config/mips/mips.c (mips_canonicalize_comparison): New.
10458 (mips_emit_int_relational): Use.
10460 2005-07-13 Eric Christopher <echristo@redhat.com>
10462 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10463 static extra parts.
10464 * config/s390/s390.md: Include tpf.md. Move tpf specific
10466 * config/s390/tpf.md: To here.
10467 * config/s390/s390.opt: Move tpf specific options...
10468 * config/s390/tpf.opt: to here. Add mmain option.
10469 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10470 * config/s390/tpf.h: Rewrite.
10472 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10474 * doc/tm.texi: Remove @xref{Cross-profiling}.
10476 2005-07-13 Jeff Law <law@redhat.com>
10478 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10479 expressions, test their _DECL operands for pointer equality rather
10480 than using operand_equal_p.
10482 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10484 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10485 (TARGET_POSIX_IO): This.
10486 * config/darwin.h: Likewise.
10487 * config/freebsd.h: Likewise.
10488 * config/linux.h: Likewise.
10489 * config/lynx.h: Likewise.
10490 * config/netbsd.h: Likewise.
10491 * config/rs6000/linux64.h: Likewise.
10492 * config/rs6000/linux.h: Likewise.
10493 * config/s390/tpf.h: Likewise.
10494 * config/sh/embed-elf.h: Likewise.
10495 * config/sparc/linux64.h: Likewise.
10496 * config/sparc/linux.h: Likewise.
10497 * config/svr4.h: Likewise.
10498 * gcov-io.h: Likewise.
10500 * doc/tm.texi: Updated.
10502 * libgcov.c (create_file_directory): Defined only if
10503 TARGET_POSIX_IO is defined.
10504 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10507 2005-07-13 Jan Hubicka <jh@suse.cz>
10509 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10511 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10513 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10514 structure as argument.
10516 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10518 PR tree-optimization/21921
10519 * tree-iterator.c (tsi_link_before): Support the case when
10520 tsi_end_p (tsi) == true.
10522 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10524 PR tree-optimization/22442
10525 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10528 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10530 PR rtl-optimization/20376
10531 * toplev.c (process_options): Enable -fweb and -frename-registers when
10533 * doc/invoke.texi: Update the information about when -fweb and
10534 -frename-registers are enabled.
10536 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10539 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10540 if *rhs_p is not a SSA_NAME.
10542 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10544 Fix PR tree-optimization/22422
10545 * tree-ssa-structalias.c (struct variable_info): Add flag for
10547 (get_varinfo): Now a static function.
10548 (new_varinfo): init has_union and is_special_var to false.
10549 (solution_set_add): Check has_union.
10550 (do_da_constraint): Move temporary variable so it gets reset
10552 Also check for special variable.
10553 (do_ds_constraint): Ditto.
10554 (do_sd_constraint): Ditto.
10555 (do_structure_copy): Check for special variable.
10556 (find_func_aliases): Ditto.
10557 (init_base_vars): Set special vars properly.
10559 2005-07-13 Jan Hubicka <jh@suse.cz>
10561 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10564 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10565 (get_expr_operands): Fix thinko wrt flags and subvars.
10567 PR tree-optimize/22379
10568 * tree-inline.c (expand_call_inline): Do not output sorry in early
10571 2005-07-12 Dale Johannesen <dalej@apple.com>
10573 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10575 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10578 * host-linux.h: Include limits.h.
10580 2005-07-12 Dale Johannesen <dalej@apple.com>
10582 * expr.c (compress_float_constant): Add cost check.
10583 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10585 2005-07-12 Dale Johannesen <dalej@apple.com>
10587 * gcc.target/i386/compress-float-sse.c: New.
10588 * gcc.target/i386/compress-float-sse-pic.c: New.
10589 * gcc.target/i386/compress-float-387.c: New.
10590 * gcc.target/i386/compress-float-387-pic.c: New.
10591 * gcc.dg/compress-float-ppc.c: New.
10592 * gcc.dg/compress-float-ppc-pic.c: New.
10594 2005-07-12 Eric Christopher <echristo@redhat.com>
10596 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10597 static extra parts.
10598 * config/s390/s390.md: Include tpf.md. Move tpf specific
10600 * config/s390/tpf.md: To here.
10601 * config/s390/s390.opt: Move tpf specific options...
10602 * config/s390/tpf.opt: to here. Add mmain option.
10603 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10604 * config/s390/tpf.h: Rewrite.
10606 2005-07-12 Eric Christopher <echristo@redhat.com>
10608 * gcc.c (struct infile): Update comment for language.
10609 (main): Rewrite input file resetting code.
10611 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10614 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10615 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10616 (lookup_avail_expr): Use constant_boolean_node instead
10617 of boolean_false_node/boolean_true_node.
10619 2005-07-12 Ben Elliston <bje@au.ibm.com>
10621 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10622 and use it when printing num_edges.
10624 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10626 * doc/extend.texi (Blackfin Built-in Functions): New section.
10627 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10630 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10632 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10633 s/cmpstrsi/cmpstrnsi
10634 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10636 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10637 (init_optabs): Initialize cmpstrn_optab.
10638 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10639 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10640 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10641 * config/i386/i386.md: s/cmpstr/cmpstrn
10642 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10643 * doc/md.texi: Update documentation.
10645 2005-07-11 Richard Henderson <rth@redhat.com>
10647 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10648 build_va_arg_indirect_ref.
10649 (alpha_gimplify_va_arg): Likewise.
10650 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10651 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10652 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10653 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10654 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10655 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10657 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10659 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10661 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10662 * passes.c (init_optimization_passes): Add pass_empty_loop.
10663 * tree-pass.h (pass_empty_loop): Declare.
10664 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10665 try_remove_empty_loop, remove_empty_loops): New functions.
10666 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10667 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10669 2005-07-12 Peter Barada <peter@the-baradas.com>
10671 PR middle-end/16719
10672 PR middle-end/18421
10673 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10674 in address registers.
10675 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10676 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10677 alternative of addsi3_5200.
10679 2005-07-11 Ian Lance Taylor <ian@airs.com>
10681 * config/mips/mips.md (ffs<mode>2): Remove.
10683 2005-07-11 Ian Lance Taylor <ian@airs.com>
10685 * doc/tree-ssa.texi (Cleanups): Improve description of
10687 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10689 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10691 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10692 * tree.h (DECL_ARGUMENT_FLD): New macro.
10694 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10696 Fix PR tree-optimization/22404
10698 * tree-ssa-structalias.c (create_variable_info_for): Use
10701 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10703 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10704 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10705 for second comparison operand.
10706 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10708 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10709 (define_insn_reservation "alu"): Likewise.
10710 (csync, ssync): Now of type sync.
10711 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10712 -mcsync-anomaly -mspecld-anomaly.
10713 * config/bfin/bfin.opt (mcsync): Remove.
10714 (mcsync-anomaly, mspecld-anomaly): Add.
10715 * config/bfin/bfin.c: Include "insn-codes.h".
10716 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10717 (TARGET_DEFAULT_TARGET_FLAGS): New.
10718 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10720 2005-07-11 Steven Bosscher <stevenb@suse.de>
10722 * basic-block.h: Give the BB flags enum a name, bb_flags.
10723 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10724 * cfgcleanup.c (enum bb_flags): Remove here.
10725 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10726 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10727 (update_forwarder_flag): Likewise.
10728 (thread_jump): Likewise.
10729 (try_forward_edges): Likewise.
10730 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10731 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10732 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10734 2005-07-11 Richard Guenther <rguenther@suse.de>
10736 * config/i386/i386.opt: New target option -msseregparm.
10737 * config/i386/i386.c (override_options): Error out for
10738 -msseregparm but no SSE support.
10739 (ix86_function_sseregparm): Check for global sseregparm.
10740 * doc/invoke.texi: Document -msseregparm.
10742 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10744 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10745 (m32rle-*-linux*): Ditto.
10747 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10749 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10750 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10753 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10755 PR middle-end/22239
10757 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10758 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10760 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10762 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10763 (varmap): Heapify varmap.
10764 (constraints): Heapify constraints.
10765 (struct constraint_graph): Heapify succs and preds.
10766 (constraint_vec_find): Update for heapification.
10767 (constraint_set_union): Ditto.
10768 (insert_into_complex): Ditto.
10769 (constraint_edge_vec_find): Ditto.
10770 (erase_graph_self_edge): Ditto.
10771 (add_graph_edge): Ditto.
10772 (get_graph_weights): Ditto.
10773 (merge_graph_nodes): Ditto.
10774 (build_constraint_graph): Ditto.
10775 (topo_visit): Ditto.
10776 (solve_graph): Ditto.
10777 (create_variable_info_for): Ditto.
10778 (init_base_vars): Ditto.
10779 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10780 (condese_varmap_nodes): Free complex vector.
10781 (clear_edges_for_node): Clear succs and preds vector.
10783 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10785 * tree-ssa-structalias.c (update_alias_info): Change counting of
10786 references to not include vdefs.
10788 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10790 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10791 (up_insert): Ditto.
10793 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10795 * pa.c (pa_commutative_p): Make PLUS commutative when
10796 TARGET_NO_SPACE_REGS is true.
10798 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10800 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10801 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10802 * tree-dfa.c (dump_subvars_for): New.
10803 (debug_subvars_for): New.
10804 (dump_variable): Show subvariables if VAR has them.
10805 * tree-flow-inline.h (get_subvar_at): New.
10806 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10807 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10809 (struct subvar): Change fields offset and size to unsigned
10811 (dump_subvars_for): Declare.
10812 (debug_subvars_for): Declare.
10813 (get_subvar_at): Declare.
10814 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10815 to unsigned HOST_WIDE_INT *.
10816 (overlap_subvar): Likewise.
10817 * tree-gimple.c (is_gimple_reg): Always return false for
10818 SFTs and memory tags.
10819 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10820 Update all callers.
10821 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10822 (compute_may_aliases): Call compute_points_to_sets.
10823 (collect_points_to_info_for): Remove.
10824 (compute_points_to_and_addr_escape): Remove.
10825 (delete_alias_info): Call delete_points_to_sets.
10826 (compute_flow_sensitive_aliasing): If the call to
10827 find_what_p_points_to returns false, call set_pt_anything.
10828 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10829 (set_pt_anything): Clear pi->pt_vars.
10830 (set_pt_malloc): Remove.
10831 (merge_pointed_to_info): Remove.
10832 (add_pointed_to_expr): Remove.
10833 (add_pointed_to_var): Remove.
10834 (collect_points_to_info_r): Remove.
10835 (is_escape_site): Make extern.
10837 (create_overlap_variables_for): Call it.
10838 * tree-ssa-copy.c (merge_alias_info): Never merge
10839 flow-sensitive alias information.
10840 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10841 offset and size to be unsigned HOST_WIDE_INT.
10842 (add_to_addressable_set): Rename from note_addressable.
10843 Set TREE_ADDRESSABLE as the variables are added to the set.
10845 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10846 operands into VUSEs when adding V_MAY_DEFs for members in an
10848 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10849 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10850 (struct variable_info): Add bitfield is_heap_var.
10851 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10852 (new_var_info): Initialize is_heap_var.
10853 (get_constraint_for): Add HEAP variables to the symbol table.
10854 Mark them with is_heap_var.
10855 (update_alias_info): New. Taken mostly from the old
10856 compute_points_to_and_addr_escape.
10857 (handle_ptr_arith): New.
10858 (find_func_aliases): Call update_alias_info.
10859 Call handle_ptr_info for tcc_binary expressions.
10860 Call mark_stmt_modified.
10861 (create_variable_info_for): If DECL has subvars, do not create
10862 variables for its subvars. Always add all the fields.
10863 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10864 SFTs, then add all the SFTs of the structure.
10865 If VI->DECL is an aggregate with subvariables, add the SFT at
10867 (find_what_p_points_to): If VI is an artificial variable,
10868 translate to bitfields in SSA_NAME_PTR_INFO.
10869 If the solution is empty, set pi->pt_vars to NULL
10870 (init_base_vars): Create ANYOFFSET.
10871 (compute_points_to_sets): Rename from create_alias_vars.
10873 (pass_build_pta): Remove.
10874 (delete_points_to_sets): Rename from delete_alias_vars.
10875 (pass_del_pta): Remove.
10876 * tree-ssa-structalias.h (struct alias_info): Move from
10878 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10879 NUM_REFERENCES_SET): Likewise.
10880 (compute_points_to_sets, delete_points_to_sets): Declare.
10882 2005-07-09 Richard Henderson <rth@redhat.com>
10884 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10885 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10886 alpha_split_lock_test_and_set_12): New functions.
10887 * config/alpha/alpha-protos.h: Update.
10888 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10889 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10890 * config/alpha/sync.md (I12MODE): New.
10891 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10892 (sync_<fetchop_name><I48MODE>): Likewise.
10893 (sync_nand<I48MODE>): Likewise.
10894 (sync_old_<fetchop_name><I48MODE>): Likewise.
10895 (sync_new_<fetchop_name><I48MODE>): Likewise.
10896 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10897 (sync_compare_and_swap<I48MODE>): Likewise.
10898 (sync_lock_test_and_set<I48MODE>): Likewise.
10899 (sync_compare_and_swap<I12MODE>): New.
10900 (sync_compare_and_swap<I12MODE>_1): New.
10901 (sync_lock_test_and_set<I12MODE>): New.
10902 (sync_lock_test_and_set<I12MODE>_1): New.
10904 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10908 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10910 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10912 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10913 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10915 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10918 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10920 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10922 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10923 memory_operand constraint.
10924 (store_conditional_<mode>): Same.
10925 (sync_compare_and_swap<mode>): Same.
10926 (sync_lock_test_and_set<mode>): Same.
10928 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10930 Rewrite PIC support to more closely model actual instructions.
10931 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10932 (cris_symbol): Remove prototypes for removed functions.
10933 (cris_pic_symbol_type_of, cris_valid_pic_const)
10934 (cris_expand_pic_call_address): Prototypes for new functions.
10935 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10937 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10939 <case ':'>: Add case for new punctuation character.
10940 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10941 emitting (extra) PIC modifier.
10942 <case UNSPEC>: Do not assert for PLT.
10943 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10944 (cris_expand_prologue, cris_expand_epilogue): Check
10945 for pic_offset_table_rtx usage instead of taking
10946 current_function_uses_pic_offset_table as the final word.
10947 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10948 Remove flag_pic difference.
10949 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10950 the moral equivalents of...
10951 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10953 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10954 (cris_handle_option): Mark ARG as unused.
10955 (cris_expand_pic_call_address): New worker function for "call",
10957 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10958 output PIC constructs here.
10959 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10960 as symbol-specific modifers, not whole or part of operands.
10961 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10962 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10963 constants and flag_pic.
10964 (CONSTANT_INDEX_P): Adjust for new functions.
10965 (enum cris_pic_symbol_type): New helper type.
10966 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10967 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10968 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10970 ("movsi"): Emit actual instructions for GOT and relative access.
10971 ("*movsi_got_load"): New pattern to set up the register holding
10973 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10974 Adjust FIXME for 'S'.
10975 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10976 Use "movs" for -fpic cases.
10977 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10978 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10979 ("call", "call_value"): Just call cris_expand_pic_call_address for
10981 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10982 Remove special pattern.
10983 ("*expanded_call_side", "*expanded_call_value_side"): New
10985 (gotplt-to-plt, gotplt-to-plt-side-call)
10986 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10988 * config/cris/cris/predicates.md
10989 ("cris_general_operand_or_gotless_symbol"): Remove unused
10991 ("cris_general_operand_or_symbol"): Adjust for new functions.
10993 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10995 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10997 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10999 * Makefile.in (TREE_H): Add treestruct.def.
11000 (c-decl.o): Add pointer-set.h
11001 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
11002 visibility on regular DECL's.
11003 (merge_decls): Fix the copying of decl nodes of various types for
11004 the new structures. Don't update RTL, section name, weak status,
11005 etc, on DECL's without RTL.
11006 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
11007 Don't check volatile on non-variable types.
11008 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
11009 to check whether we have seen arguments.
11010 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
11011 flag is checked before field (flag is common, field is not).
11012 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
11013 TS_DECL_COMMON could have an origin.
11014 (add_location_or_const_value_attribute): Don't check section name
11015 on non-var/function decls.
11016 (dwarf2out_var_location): Reverse order of tests.
11017 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
11018 with DECL_WRTL_CHECK.
11019 * expmed.c (make_tree): rtl is now in decl_with_rtl.
11020 * fold-const.c (fold_binary): Don't check weakness on
11021 non-var/function decls.
11022 (tree_expr_nonzero_p): Ditto.
11023 (fold_checksum_tree): Use tree_decl_extra as sizeof
11025 * ggc-page.c (extra_order_size_table): Add sizes for
11026 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
11028 * gimplify.c (gimplify_bind_expr): Only set
11029 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
11030 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
11032 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
11033 * langhooks.h (init_ts). New langhook.
11034 * passes.c (rest_of_decl_compilation): Reverse order of tests.
11035 * print-tree.c (print_node): Update to only print fields that
11036 exist in the structures the passed decl has.
11037 * toplev.c (wrapup_global_declarations): Don't reset
11038 DECL_DEFER_OUTPUT on DECL's that don't contain it.
11039 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
11040 * tree-inline.c (remap_decl): Ditto.
11041 * tree-outof-ssa.c (create_temp): Reverse order of tests.
11042 * tree-pretty-print.c (print_declaration): Don't print
11043 DECL_REGISTER on things that don't contain it.
11044 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
11045 non-var/function decls.
11046 * tree.c (tree_contains_struct): New structure.
11047 (init_priority_for_decl): New hashtable.
11048 (tree_int_map): New structure.
11049 (tree_int_map_eq): New function.
11050 (tree_int_map_marked_p): Ditto.
11051 (tree_int_map_hash): Ditto.
11052 (tree_map): Move to tree.h.
11053 (tree_map_eq): Externalize.
11054 (tree_map_hash): Ditto.
11055 (tree_map_marked_p): Ditto.
11056 (init_ttree): Set up tree_contains_struct and call langhook.
11057 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
11058 (tree_code_size): Update for new structures.
11059 (tree_node_structure): Update for new structures.
11060 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
11062 (copy_node_stat): Copy init priority.
11063 (build_decl_stat): Ditto for visibility.
11064 (ts_enum_names): New.
11065 (tree_contains_struct_check_failed): New function.
11066 (decl_init_priority_lookup): Ditto.
11067 (decl_init_priority_insert): Ditto.
11068 * treestruct.def: New file.
11069 * tree.h (CODE_CONTAINS_STRUCT): New macro.
11070 (CONTAINS_STRUCT_CHECK): Ditto.
11071 (tree_contains_struct_check_failed): New prototype.
11072 (DECL_CHECK): Removed.
11073 (DECL_MINIMAL_CHECK): New.
11074 (DECL_COMMON_CHECK): Ditto.
11075 (DECL_WRTL_CHECK): Ditto.
11076 (DECL_NON_COMMON_CHECK): Ditto.
11077 (DECL_WITH_VIS_CHECK): Ditto.
11078 (VAR_OR_FUNCTION_DECL_P): Ditto
11079 (struct tree_decl_minimal): New structure.
11080 (struct tree_decl_common): Ditto.
11081 (struct tree_decl_with_rtl): Ditto.
11082 (struct tree_decl_with_vis): Ditto.
11083 (struct tree_decl_non_common): Ditto.
11084 (struct tree_field_decl): Ditto.
11085 (struct tree_parm_decl): Ditto.
11086 (struct tree_var_decl): Ditto.
11087 (struct tree_function_decl): Ditto.
11088 (struct tree_const_decl): Ditto.
11089 (struct tree_result_decl): Ditto.
11090 (union tree_node): Add new structures.
11091 * var-tracking.c (track_expr_p): Reverse order of tests.
11093 * doc/c-tree.texi: Add documentation on DECL node internal structure.
11095 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11097 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
11098 * system.h: Poison FINALIZE_PIC.
11099 * doc/tm.texi (FINALIZE_PIC): Remove.
11101 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11104 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
11105 to the correct type if we have a MODIFY_EXPR.
11107 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
11109 PR tree-optimization/22360
11110 * tree.c (upper_bound_in_type): Fix calculations for casting
11111 to a non-wider signed type and casting a signed value to a
11112 wider unsigned type.
11113 (lower_bound_in_type): Fix calculations for casting to a
11114 non-wider signed type.
11116 PR tree-optimization/20139
11117 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
11119 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
11120 fold_cond_expr_cond.
11121 * tree-ssanames.c (release_defs): Assert in_ssa_p.
11122 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
11124 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
11127 * tree-complex.c (expand_complex_libcall): Produce
11128 REALPART_EXPR/IMAGPART_EXPR with the correct type.
11130 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
11132 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
11133 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
11134 b" assert and inserted fastpath code for this case.
11135 (bitmap_ior): Removed "a != b" assert.
11137 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11139 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
11140 (ENDFILE_SPEC): Likewise.
11141 * config/m32r/m32r.h (ASM_SPEC): Likewise.
11143 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
11144 a large stack frame at epilogue.
11146 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
11148 * final.c: Include sdbout.h when required.
11150 2005-07-07 Geoffrey Keating <geoffk@apple.com>
11152 * config.gcc (*-*-darwin*): Only one target-specific header file
11153 for generic darwin.
11154 (powerpc-*-darwin*): Add version-specific header files.
11155 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
11156 * config.in: Regenerate.
11157 * configure: Regenerate.
11158 * gcc.c: Include xregex.h.
11159 (version_compare_spec_function): New.
11160 (spec_function): Add version-compare.
11161 (replace_outfile_spec_function): Reformat comment.
11162 (compare_version_strings): New.
11163 * config/darwin-c.c (version_as_macro): New.
11164 (builtin_define): New.
11165 (darwin_cpp_builtins): New.
11166 * config/darwin-protos.h (darwin_cpp_builtins): New.
11167 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
11168 (LIB_SPEC): Make unconditional, update comment.
11169 (TARGET_C99_FUNCTIONS): Define.
11170 * config/darwin.opt: Sort.
11171 (mmacosx-version-min=): New.
11172 * config/darwin7.h: Delete.
11173 * config/darwin8.h: Delete.
11174 * config/i386/darwin.h (): Call darwin_cpp_builtins.
11175 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
11176 (TARGET_C99_FUNCTIONS): Define.
11177 * config/rs6000/darwin7.h: New.
11178 * config/rs6000/darwin8.h: New.
11179 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
11180 (-mmacosx-version-min): Document.
11182 2005-07-07 Ian Lance Taylor <ian@airs.com>
11184 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
11186 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
11188 PR middle-end/22239
11189 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
11191 2005-07-07 Khem Raj <kraj@mvista.com>
11193 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
11194 in bytes, not words.
11196 2005-07-07 Paul Brook <paul@codesourcery.com>
11198 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
11199 DEFAULT_FUNCTION_ARG_PADDING to upward.
11201 2005-07-07 Richard Henderson <rth@redhat.com>
11203 * function.c (locate_and_pad_parm): Record parameter alignment in
11204 stack_alignment_needed.
11206 2005-07-07 David Edelsohn <edelsohn@gnu.org>
11208 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
11209 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
11210 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
11211 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
11212 (define_attr "type"): Add isync, sync, load_l, store_c.
11213 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
11214 Create scratch volatile MEM.
11215 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
11217 (load_locked_<mode>): New.
11218 (store_conditional_<mode>): New.
11219 (sync_compare_and_swap<mode>): Replace with splitter.
11220 (sync_lock_test_and_set<mode>): Replace with splitter.
11221 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
11223 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
11224 is ics. Attribute isync.
11225 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
11227 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
11228 and UNSPECV_SYNC_OP.
11229 (emit_unlikely_jump): New.
11230 (emit_load_locked): New.
11231 (emit_store_conditional): New.
11232 (rs6000_split_compare_and_swap): New.
11233 (rs6000_split_lock_test_and_set): New.
11234 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
11235 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
11236 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
11237 rs6000_split_lock_test_and_set): Declare.
11238 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
11239 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
11240 store_c, isync, sync.
11242 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
11244 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
11245 filenames to gtyp-gen.h.
11246 (s-typ-gen): Use it in place of for loops.
11248 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
11250 * hooks.c (hook_bool_rtx_int_false): New function.
11251 * hooks.h (hook_bool_rtx_int_false): Declare.
11252 * target-def.h (TARGET_COMMUTATIVE_P): Define.
11253 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
11254 * target.h (struct gcc_target): Add commutative_p member.
11255 * targhooks.c (hook_bool_rtx_commutative_p): New function.
11256 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
11257 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
11258 (pa_commutative_p): New function.
11259 * jump.c (target.h): Include.
11260 (rtx_renumbered_equal_p): Use targetm.commutative_p.
11261 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
11263 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11265 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
11266 (s390_expand_setmem): New.
11267 * config/s390/s390.c: Likewise.
11268 (print_shift_count_operand): Truncate to 12 bits instead of 6.
11270 * config/s390/s390.md: ("setmem<mode>"): Accept character as
11271 general_operand. Call new function "s390_expand_setmem".
11272 ("clrmem_long", "*clrmem_long"): Rewrite to ...
11273 ("setmem_long", "*setmem_long"): ... this.
11275 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11277 * config/s390/s390.c: (optimization_options): Enable
11278 TARGET_MVCLE at -Os.
11279 * doc/invoke.texi: Document changes in default behaviour.
11280 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
11282 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
11284 * expr.c: (set_storage_via_setmem): Convert opchar to mode
11285 defined by back-end.
11287 2005-07-07 Jakub Jelinek <jakub@redhat.com>
11289 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
11290 all sets in the pattern.
11291 * config/rs6000/rs6000.md (stack_protect_testsi,
11292 stack_protect_testdi): Likewise.
11294 2005-07-06 Jeff Law <law@redhat.com>
11296 * tree-vrp.c (simplify_using_ranges): Kill.
11297 (vrp_finalize): Remove call to simplify_using_ranges.
11298 (simplify_stmt_using_ranges): New function extracted from
11299 simplify_using_ranges.
11300 (simplify_div_or_mod_using_ranges): Likewise.
11301 (simplify_abs_using_ranges): Likewise.
11302 (simplify_cond_using_ranges): New function.
11303 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11304 * tree-ssa-propagate.c (substitute_and_fold): Call
11305 simplify_stmt_using_ranges if we have range information.
11307 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11309 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11310 ia64_flag_schedule_isns2.
11312 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11313 reading/writing general registers.
11314 (ia64_function_arg): Revert 2005-06-18 change.
11316 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11318 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11319 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11321 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11323 * function.c (expand_function_end): Revert part of 2005-06-27
11324 patch. Do sjlj_emit_function_exit_after after return_label.
11326 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11328 * doc/install.texi (--disable-libssp): New.
11330 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11332 * doc/invoke.texi: Update -fforce-mem documentation.
11333 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11334 code for -fforce-mem.
11335 * expmed.c: (store_bit_field,store_fixed_bit_field,
11336 extract_bit_field): Ditto.
11337 * expr.c: (convert_move): Ditto.
11338 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11339 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11340 emit_conditional_add,expand_float,expand_fix): Ditto.
11341 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11342 (common_handle_option): Issue warning when -fforce-mem specified.
11344 2005-07-06 Paul Brook <paul@codesourcery.com>
11346 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11348 * configure: Regenerate.
11350 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11352 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11354 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11356 Fix PR tree-optimization/22319
11357 Fix PR tree-optimization/22140
11358 Fix PR tree-optimization/22310
11360 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11361 variable sized types.
11362 Use correct type for intermediate structure on *a = *b structure
11365 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11367 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11369 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11370 (machine_function): Move typedef to...
11371 * config/rs6000/rs6000.c (machine_function): ... here. Add
11372 varargs_save_offset field.
11373 (rs6000_stack_t): Remove varargs_size field.
11374 (setup_incoming_varargs): Allocate varargs save area using
11375 assign_stack_local, try to make it as small as possible.
11376 Save offset from virtual_stack_vars_rtx to the save area
11377 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11378 instead of magic 8 when fp word byte size is used.
11379 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11380 instead of -RS6000_VARARGS_SIZE.
11381 (rs6000_stack_info, debug_stack_info,
11382 rs6000_initial_elimination_offset): Remove all traces of
11384 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11385 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11386 RS6000_VARARGS_AREA.
11388 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11390 PR tree-optimization/21963
11391 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11392 constant_multiple_of in the same way get_computation_cost_at does.
11394 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11396 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11397 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11398 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11399 and return its previous value.
11400 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11401 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11403 (stack_protect_set, stack_protect_test): New expanders.
11404 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11405 stack_protect_testdi): New insns.
11406 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11407 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11409 2005-07-06 Jeff Law <law@redhat.com>
11411 * tree-ssa-dce.c (cfg_altered): New global.
11412 (tree_dce_init): Initialize cfg_altered.
11413 (remove_dead_stmt): If we remove an edge in the CFG, then set
11415 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11418 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11420 * Makefile.in (stamp-collect-ld): Use
11421 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11422 ./collect-ld if it already exists.
11423 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11424 Don't remove ./nm if it already exists.
11426 2005-07-05 Devang Patel <dpatel@apple.com>
11428 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11429 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11430 * tree-vectorizer.c (vect_loop_location): New.
11431 (vect_print_dump_info): Use vect_loop_location.
11432 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11433 (vectorize_loops): Set vect_loop_location.
11434 * tree-vect-analyze.c (vect_analyze_offset_expr,
11435 vect_determin_vectorization_factor, vect_analyze_operations,
11436 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11437 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11438 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11439 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11440 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11441 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11442 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11443 vect_analyze_loop): Adjust vect_print_dump_info API.
11444 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11445 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11446 vect_finish_stmt_generation, vectorizable_assignment,
11447 vectorizable_operation, vectorizable_store, vectorizable_load,
11448 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11449 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11450 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11451 vect_transform_loop): Same.
11452 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11453 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11456 2005-07-05 Randolph Chung <tausq@debian.org>
11458 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11459 * configure: Regenerate.
11460 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11461 (pa_tls_referenced_p): Declare.
11462 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11463 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11464 (legitimize_tls_address): New.
11465 (hppa_legitimize_address): Handle TLS addresses.
11466 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11467 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11468 (emit_move_sequence): Handle TLS addresses.
11469 (pa_encode_section_info): Call default handler to handle common
11471 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11472 (CONSTANT_ADDRESS_P): Reject TLS operands.
11473 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11474 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11475 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11476 (UNSPEC_TLSLE): Define new constants.
11477 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11478 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11479 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11480 (tie_symbolic_operand, tle_symbolic_operand): New
11482 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11484 * aclocal.m4: Update macros for autoconf 2.59 style.
11485 * configure.ac: Likewise.
11487 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11489 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11490 (function_arg): Pass small aggregates in general registers on 32-bit
11492 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11494 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11496 * Makefile.in (final.o): Fix dependencies.
11498 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11502 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11503 * langhooks.c (lhd_expr_to_decl): New.
11504 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11506 (LANG_HOOKS_INITIALIZER): Update.
11507 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11508 expr_to_decl langhook.
11509 * c-tree.h (c_expr_to_decl): Declare.
11510 * c-typeck.c (c_expr_to_decl): New.
11511 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11513 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11515 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11518 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11519 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11521 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11523 * Makefile.in: Adjust dependencies.
11524 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11525 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11526 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11527 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11528 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11529 rest_of_compilation.
11531 * bb-reorder.c (gate_duplicate_computed_gotos,
11532 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11533 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11534 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11535 pass_partition_blocks): New.
11536 * bt-load.c (gate_handle_branch_target_load_optimize,
11537 rest_of_handle_branch_target_load_optimize,
11538 pass_branch_target_load_optimize): New.
11539 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11541 * cfglayout.c (pass_insn_locators_initialize): New.
11542 * cfgrtl.c (pass_free_cfg): New.
11543 * combine.c (gate_handle_combine, rest_of_handle_combine,
11544 pass_combine): New.
11545 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11546 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11547 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11548 * except.c (pass_set_nothrow_function_flags,
11549 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11551 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11552 rest_of_handle_shorten_branches, pass_shorten_branches,
11553 rest_of_clean_state, pass_clean_state): New.
11554 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11555 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11556 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11558 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11559 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11560 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11561 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11563 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11564 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11565 pass_rtl_ifcvt, gate_handle_if_after_combine,
11566 rest_of_handle_if_after_combine, pass_if_after_combine,
11567 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11568 pass_if_after_reload): New.
11569 * integrate.c (pass_initial_value_sets): New.
11570 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11571 pass_purge_lineno_notes): New.
11572 * mode-switching.c (rest_of_handle_mode_switching,
11573 pass_mode_switching): New.
11574 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11575 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11577 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11578 pass_loop_optimize): New.
11579 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11581 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11583 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11584 pass_postreload_cse): New.
11585 * profile.c (gate_handle_profiling, pass_profiling,
11586 rest_of_handle_branch_prob, pass_branch_prob): New.
11587 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11588 pass_split_before_regstack, gate_handle_split_before_regstack,
11589 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11590 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11591 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11592 pass_stack_regs): New.
11593 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11594 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11595 pass_stack_adjustments): New.
11596 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11597 pass_regrename): New.
11598 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11599 pass_delay_slots, gate_handle_machine_reorg,
11600 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11601 * rtl.h (extern void purge_line_number_notes): New.
11602 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11603 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11605 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11607 * value-prof.c (gate_handle_value_profile_transformations,
11608 rest_of_handle_value_profile_transformations,
11609 pass_value_profile_transformations): New.
11610 * var-tracking.c (gate_handle_var_tracking,
11611 pass_variable_tracking): New.
11612 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11614 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11615 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11616 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11617 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11618 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11619 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11620 rest_of_handle_gcse2, rest_of_handle_regmove,
11621 rest_of_handle_tracer, rest_of_handle_if_conversion,
11622 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11623 rest_of_handle_web, rest_of_handle_branch_prob,
11624 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11625 rest_of_handle_jump_bypass, rest_of_handle_combine,
11626 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11627 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11628 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11629 rest_of_handle_mode_switching, rest_of_handle_jump,
11630 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11631 rest_of_handle_flow2, rest_of_handle_jump2,
11632 rest_of_handle_peephole2, rest_of_handle_postreload,
11633 rest_of_handle_shorten_branches, rest_of_clean_state,
11634 rest_of_compilation): Remove.
11636 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11637 * passes.c (dump_flags, in_gimple_form, all_passes,
11638 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11639 register_dump_files, next_pass_1, last_verified, execute_todo,
11640 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11641 from tree-optimize.c.
11642 (init_optimization_passes): Moved from tree-optimize.c,
11643 adding the RTL optimizations.
11644 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11645 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11646 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11647 register_dump_files, next_pass_1, last_verified, execute_todo,
11648 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11649 init_tree_optimization_passes, ipa_passes): Delete.
11650 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11652 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11653 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11655 (ipa_passes): Remove.
11656 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11657 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11658 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11659 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11660 (dump_info_p, dump_flag): Moved to tree-dump.h.
11662 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11664 * passes.c (finish_optimization_passes): Use dump_begin
11665 and dump_end, TDI_end.
11666 (gate_rest_of_compilation): New.
11667 (pass_rest_of_compilation): Use it.
11668 (gate_postreload, pass_postreload): New.
11669 * toplev.c (general_init): Rename init_tree_optimization_passes.
11670 * toplev.h (init_tree_optimization_passes): Rename to
11671 init_optimizations_passes.
11672 * tree-dump.c (dump_flag): Make static.
11673 (dump_files): Remove RTL dumps.
11674 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11675 pass_cleanup_cfg, pass_free_cfg_annotations,
11676 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11677 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11678 * tree-pretty-print.c: Include tree-pass.h.
11679 * cgraph.c: Include tree-dump.h.
11681 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11683 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11684 Only fall back to saying it points to readonly memory if
11685 we can't do better.
11687 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11689 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11690 * config/m32r/m32r.c (m32r_compute_frame_size,
11691 m32r_expand_prologue): Take current_function_profile into
11692 account whenever we reference
11693 current_function_uses_pic_offset_table.
11694 (m32r_finalize_pic): Remove.
11695 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11697 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11699 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11700 instead of $<. Don't remove ./as if it already exists.
11702 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11705 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11706 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11707 for complex modes when generating code for PA 1.0.
11708 (VALID_FP_MODE_P): New macro.
11709 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11710 sets for all general and floating point modes. Align wide floating
11711 point modes to even register boundaries to comply with architectural
11713 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11714 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11715 (VALID_FP_MODE_P): New macro.
11716 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11717 sets for all general and floating point modes. Align wide floating
11718 point modes to even register boundaries to comply with architectural
11721 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11723 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11726 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11728 * tree-ssa-structalias.c: Don't include expr.h.
11730 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11732 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11735 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11737 Fix PR tree-optimization/22279
11739 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11742 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11744 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11746 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11748 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11749 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11750 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11751 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11752 config/stormy16/stormy16.c, config/v850/v850.c,
11753 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11754 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11755 Avoid "." or "\n" at end of diagnostics and capital letters at
11756 start of diagnostics.
11757 * combine.c, cse.c: Don't translate dump file output.
11758 * toplev.c (print_version): Only translate output if going to
11761 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11763 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11764 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11767 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11769 * pa.c (fix_range): Fix typo in comment.
11771 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11773 * tree-vrp.c (extract_range_from_assert): Replace
11774 fold (build (...)) with fold_build2.
11776 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11778 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11779 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11780 (format_types_orig, handle_format_attribute): Add support for
11783 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11785 * varasm.c (assemble_variable): Fix format specifier thinko.
11787 2005-07-03 Ira Rosen <irar@il.ibm.com>
11789 PR tree-optimization/22029 (and 22135)
11790 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11791 a phi node before calling dump_vops.
11793 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11795 * tree-dump.h (dump_string_field): Declare.
11796 * tree-dump.c: Use it instead of dump_string.
11797 (dump_string_field): Make non-static.
11799 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11801 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11802 up the minimal CFG stuff always when optimize > 0. Call
11803 split_all_insns_noflow in PIC case if needed.
11805 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11806 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11809 * c-decl.c (c_write_global_declarations): Dump contents of
11811 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11812 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11813 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11814 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11817 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11819 * c-common.h (GCC_DIAG_STYLE): Define.
11820 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11821 version for format checking to 4.1.
11822 * c-format.c: Include toplev.h after c-common.h.
11823 (enum format_type): Add gcc_tdiag_format_type.
11824 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11825 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11826 (format_types_orig): Add gcc_tdiag.
11827 (init_dynamic_diag_info): Support gcc_tdiag formats.
11828 (handle_format_attribute): Likewise.
11829 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11830 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11831 version for format checking to 4.1.
11832 (warning0, warning, error, pedwarn, sorry): Use
11833 ATTRIBUTE_GCC_DIAG.
11834 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11835 (finish_aliases_1): Do not use %qE.
11836 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11837 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11838 Correct format bugs.
11839 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11840 parameter to unsigned HOST_WIDE_INT.
11841 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11843 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11845 PR middle-end/21742
11846 * expr.c (write_complex_part): Use adjust_address for MEM.
11847 (read_complex_part): Same.
11849 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11851 Fix PR tree-optimization/22280
11853 * tree-sra.c (generate_element_init): Remove useless loop.
11855 2005-07-02 Richard Henderson <rth@redhat.com>
11857 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11859 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11861 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11863 PR middle-end/14490
11864 * fold-const.c (fold_binary): Handle the return value of
11865 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11866 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11868 2005-07-02 Jeff Law <law@redhat.com>
11870 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11871 a eliminate type conversion which feeds an equality comparison
11872 if the original type or either operand in the comparison is a
11875 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11877 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11878 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11880 * config/avr/avr.c: Do not use '`' as left quote.
11881 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11882 Remove "." from end of diagnostics. Make diagnostics start with
11885 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11886 Joseph S. Myers <joseph@codesourcery.com>
11888 * toplev.c (default_tree_printer): Handle setting location with
11890 * c-objc.common.c (c_tree_printer): Likewise.
11891 * c-format.c (gcc_diag_flag_specs): Add '+'.
11892 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11893 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11895 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11896 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11897 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11898 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11899 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11900 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11901 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11902 format arguments where %J is used without %D.
11904 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11906 * gcc.c (LINK_SSP_SPEC): Define.
11907 (link_ssp_spec): New variable.
11908 (LINK_COMMAND_SPEC): Add %(link_ssp).
11909 (static_specs): Add link_ssp_spec.
11910 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11911 * configure: Rebuilt.
11912 * config.in: Rebuilt.
11914 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11915 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11916 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11917 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11918 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11919 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11920 -0x7008(2) instead of reading __stack_chk_guard variable.
11921 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11923 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11924 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11925 if TARGET_THREAD_SSP_OFFSET is defined.
11926 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11927 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11930 2005-06-27 Richard Henderson <rth@redhat.com>
11931 * libgcc-std.ver (GCC_4.1.0): New.
11932 * libgcc.h (__stack_chk_guard): Declare.
11933 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11934 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11935 * mklibgcc.in (lib2funcs): Add them.
11937 2005-07-01 Richard Henderson <rth@redhat.com>
11939 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11940 void * before struct sigcontext *.
11941 (x86_fallback_frame_state): Likewise.
11943 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11945 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11947 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11950 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11951 we check for SSA_NAME for.
11953 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11955 Fix PR tree-optimization/22071
11957 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11959 (get_constraint_for_component_ref): Use it.
11961 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11964 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11965 print out the last new line.
11967 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11969 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11970 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11971 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11972 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11973 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11974 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11975 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11976 (enum reg_class): New member CC0_REGS.
11977 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11978 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11979 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11980 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11981 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11982 Adjust for register now described.
11984 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11987 * config/i386/i386.md (stack_protect_test_si,
11988 stack_protect_test_di): Add earlyclobber for scratch 3.
11989 * config/rs6000/rs6000.md (stack_protect_testsi,
11990 stack_protect_testdi): Add earlyclobber for scratch 3,
11991 remove earlyclobber from scratch 4.
11993 Older entries for 2005 can be found in ChangeLog-2005.