1 2005-06-29 Ziemowit Laski <zlaski@apple.com>
3 * config/darwin.c (machopic_select_section): constant ObjC string
4 objects now always have type "__builtin_ObjCString".
6 2005-06-29 Richard Henderson <rth@redhat.com>
8 * config/alpha/alpha.md (vec_shl_<VEC>, vec_shr_<VEC>): New.
10 2005-06-29 Richard Henderson <rth@redhat.com>
12 * tree-vect-transform.c (vect_min_worthwhile_factor): Declare.
13 (vect_create_epilog_for_reduction): Don't use vec_shr if the
14 operation is emulated.
15 (vectorizable_reduction): Duplicate vect_min_worthwhile_factor
16 tests from vectorizable_operation.
18 2005-06-29 Caroline Tice <ctice@apple.com>
21 * varasm.c (assemble_start_function): Add "L" to beginning of
22 local labels, so assembler & linker treat them as local.
24 2005-06-29 Richard Henderson <rth@redhat.com>
26 * config/i386/i386.c (ix86_expand_int_vcond): Remove unsignedp
27 argument. Simplify canonicalization of condition. Use unsigned
28 saturating subtraction for QI and HImode unsigned compares. Use
29 bit arithmetic tricks for SImode unsigned compares.
30 * config/i386/i386-protos.h (ix86_expand_int_vcond): Update decl.
31 * config/i386/sse.md (SSEMODE14): New.
32 (umaxv8hi3): Use us_minus+plus to avoid vcond.
34 (smax<SSEMODE14>3): Rename from smaxv16qi3 and macroize.
35 (smin<SSEMODE14>3): Similarly with sminv16qi3.
36 (umin<SSEMODE24>3): Similarly with uminv8hi3.
38 2005-06-29 Ian Lance Taylor <ian@airs.com>
40 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Change
41 GEN_INT to gen_int_for_mode when storing register size to memory.
43 2005-06-29 Stuart Hastings <stuart@apple.com>
45 * gcc/config/i386/mmintrin.h: Mark vector intrinsics always_inline.
46 * gcc/config/i386/emmintrin.h: Likewise.
47 * gcc/config/i386/pmmintrin.h: Likewise.
48 * gcc/config/i386/xmmintrin.h: Likewise.
50 2005-06-29 Steve Ellcey <sje@cup.hp.com>
53 * tree.h (TYPE_VECTOR_SUBPARTS): Change to shift expression.
54 (SET_TYPE_VECTOR_SUBPARTS): New.
55 * tree.c (make_vector_type): Replace TYPE_VECTOR_SUBPARTS with
56 SET_TYPE_VECTOR_SUBPARTS.
57 * tree-vect-transform.c (vect_transform_loop): Add cast.
59 2005-06-29 Andreas Krebbel <krebbel1@de.ibm.com>
61 * config/s390/s390.c (s390_decompose_address): Accept invalid
62 displacements for addresses containing frame_pointer_rtx or
63 virtual_stack_vars_rtx.
64 (s390_frame_info): Replaced use of STARTING_FRAME_OFFSET.
65 (s390_initial_elimination_offset): New offset when eliminating the
67 * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Defined as 1.
68 (STARTING_FRAME_OFFSET, STACK_DYNAMIC_OFFSET): Definitions changed.
70 2006-06-28 Ziemowit Laski <zlaski@apple.com>
72 * c-common.c (flag_next_runtime): Move...
73 * toplev.c (flag_next_runtime): ... here.
74 * c-common.h (flag_next_runtime): Move...
75 * flags.h (flag_next_runtime): ... here.
76 * config/darwin-c.c: Include flags.h.
77 * config/t-darwin (darwin-c.o): Depend on flags.h.
79 2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org>
81 * config/sh/linux-unwind.h (shmedia_fallback_frame_state):
82 Disable aliasing warning with void * cast.
83 (sh_fallback_frame_state): Likewise.
85 2005-06-29 Kaz Kojima <kkojima@gcc.gnu.org>
87 * target.h (gcc_target): New field allocate_initial_value.
88 * target-def.h (TARGET_ALLOCATE_INITIAL_VALUE): New macro.
89 (TARGET_INITIALIZER): Include it.
90 * integrate.c (allocate_initial_values): Use
91 targetm.allocate_initial_value.
92 * system.h: Poison ALLOCATE_INITIAL_VALUE.
93 * config/sh/sh-protos.h (sh_pr_n_sets): Delete.
94 * config/sh/sh.c (sh_pr_n_sets): Make it static.
95 (sh_allocate_initila_value): New function.
96 (TARGET_ALLOCATE_INITIAL_VALUE): Override default.
97 * config/sh/sh.h (ALLOCATE_INITIAL_VALUE): Delete.
98 * doc/tm.texi (TARGET_ALLOCATE_INITIAL_VALUE): Rename and
99 update from ALLOCATE_INITIAL_VALUE.
101 2005-06-28 Richard Henderson <rth@redhat.com>
103 * tree-vectorizer.c (vect_is_simple_reduction): Compare types
104 using TYPE_MAIN_VARIANT.
106 2005-06-28 Richard Henderson <rth@redhat.com>
108 * config/ia64/ia64.c (ia64_expand_vecint_compare): Decompose to EQ
109 when using psubN.uuu.
111 2005-06-29 Kelley Cook <kcook@gcc.gnu.org>
113 * doc/gcc.texi: Update FSF address.
115 2005-06-28 Eric Christopher <echristo@redhat.com>
119 * c-decl.c (diagnose_mismatched_decls): Define DECL_EXTERN_INLINE.
120 Use. Fix detection of invalid extern inline redefinition.
122 2005-06-28 Diego Novillo <dnovillo@redhat.com>
124 * tree-optimize.c (init_tree_optimization_passes): Fix typo.
126 2005-06-28 Andrew Pinski <pinskia@physics.uc.edu>
128 * config/rs6000/rs6000.md (setmemsi): s/operand/operands/.
130 2005-06-28 Richard Henderson <rth@redhat.com>
132 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use unsigned
133 saturating subtraction for QI and HImode unsigned compares. Use
134 bit arithmetic tricks for SImode unsigned compares.
135 (ia64_expand_vcondu_v2si): Remove.
136 (ia64_expand_vecint_cmov): Don't call it.
138 2005-06-28 Richard Henderson <rth@redhat.com>
140 * rtlanal.c (nonzero_bits1): Use the mode of the value for
141 determining integral-ness for comparisons.
143 2005-06-28 Andrew Pinski <pinskia@physics.uc.edu>
145 * config/rs6000/rs6000.md (setmemsi): Fix operand 2.
147 2005-06-28 Joseph S. Myers <joseph@codesourcery.com>
149 * target.h (invalid_conversion, invalid_unary_op,
150 invalid_binary_op): New hooks.
151 * target-def.h (TARGET_INVALID_CONVERSION,
152 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
153 TARGET_INITIALIZER): Likewise.
154 * hooks.h (hook_constcharptr_tree_tree_null,
155 hook_constcharptr_int_tree_null,
156 hook_constcharptr_int_tree_tree_null): New.
157 * hooks.c (hook_constcharptr_tree_tree_null,
158 hook_constcharptr_int_tree_null,
159 hook_constcharptr_int_tree_tree_null): Likewise.
160 * gcc/doc/tm.texi (TARGET_INVALID_CONVERSION,
161 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Document.
162 * c-convert.c (convert): Use invalid_conversion hook.
163 * c-typeck.c (build_unary_op): Use invalid_unary_op hook.
164 (build_binary_op): Use invalid_binary_op hook.
165 * config/ia64/ia64-modes.def: Define RFmode.
166 * config/ia64/ia64-protos.h (spill_xfmode_operand): Remove.
167 (ia64_expand_movxf_movrf): New.
168 * config/ia64/ia64.md (movxf): Move code to
169 ia64_expand_movxf_movrf.
170 (movrf, movrf_internal): New.
171 * ia64.c (ia64_invalid_conversion, ia64_invalid_unary_op,
172 ia64_invalid_binary_op, TARGET_INVALID_CONVERSION,
173 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): New.
174 (spill_xfmode_operand): Rename to spill_xfmode_rfmode_operand.
175 Add mode parameter. Make static.
176 (ia64_expand_movxf_movrf): New, moved from ia64.md. Handle RFmode
178 (ia64_function_arg, ia64_function_value, ia64_register_move_cost,
179 ia64_scalar_mode_supported_p): Handle RFmode as well as XFmode.
180 (ia64_init_builtins): Set up __fpreg as RFmode.
181 (ia64_mangle_fundamental_type): Mangle __fpreg as u7__fpreg.
183 2006-06-28 Adrian Straetling <straetling@de.ibm.com>
185 * builtins.c: (expand_builtin_memset): Rewrite to support
186 'set_storage_via_setmem'.
187 * expr.c: (enum insn_code setmem_optab): Define.
188 (enum insn_code clrmem_optab): Remove.
189 (set_storage_via_setmem): New function.
190 (clear_storage_via_setmem): Remove.
191 (clear_storage): Replace call to "clear_storage_via_clrmem" with
192 "set_storage_via_setmem".
193 * expr.h: (set_storage_via_setmem): Declare.
194 (CLEAR_RATIO): Redefine using HAVE_setmemM.
195 * optabs.h: (enum insn_code setmem_optab): Declare.
196 (enum insn_code clrmem_optab): Remove.
197 * optabs.c: (init_optabs): Initialize setmem_optab.
198 (enum insn_code clrmem_optab): Remove.
199 * genopinit.c: (otabs): Likewise.
200 * doc/md.texi: Document new standard pattern 'setmem'. Remove
202 * config/alpha/alpha.c: (alpha_expand_block_clear): Adjust
204 * config/frv/frv.c: (frv_expand_block_clear): Likewise.
205 * config/rs6000/rs6000.c: (expand_block_clear): Likewise.
206 * config/alpha/alpha.md: ("clrmemqi", "clrmemdi"): Rename to "setmemM".
207 FAIL on operands[2]!=const0_rtx. Adjust 'operands' ordering.
208 * config/avr/avr.md: ("clrmemhi"): Likewise.
209 * config/frv/frv.md: ("clrmemsi"): Likewise.
210 * config/i386/i386.md: ("clrmemsi", "clrmemdi"): Likewise.
211 * config/pa/pa.md: ("clrmemsi", "clrmemdi"): Likewise.
212 * config/rs6000/rs6000.md: ("clrmemsi"): Likewise.
213 * config/s390/s390.md: ("clrmem<mode>"): Likewise.
215 2005-06-28 Paul Brook <paul@codesourcery.com>
217 * Makefile.in: Set and use UNWIND_H. Install as unwind.h.
218 * c-decl.c (finish_decl): Call default_init_unwind_resume_libfunc.
219 * except.c (add_ehspec_entry): Generate arm eabi filter lists.
220 (assign_filter_values): Ditto.
221 (output_ttype): New function.
222 (output_function_exception_table): Use output_ttype. Generate arm
224 (default_init_unwind_resume_libfunc): New function.
225 * except.h (default_init_unwind_resume_libfunc): Add prototype.
226 * optabs.c (init_optabs): Don't set unwind_resume_libfunc.
227 * opts.c (decode_options): Use targetm.unwind_tables_default.
228 * target-def.h (TARGET_ASM_TTYPE): Provide and use definition.
229 (TARGET_ARM_EABI_UNWINDER, TARGET_UNWIND_TABLES_DEFAULT): Ditto.
230 * target.h (struct gcc_target): Add asm.ttype, unwind_tables_default
231 and arm_eabi_unwinder.
232 * unwind-c.c: Support Arm EABI unwinder.
233 * unwind.h: Rename ...
234 * unwind-generic.h: ... To this.
235 * doc/tm.texi (TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER): Document.
236 (TARGET_UNWID_TABLES_DEFAULT): Document.
238 * config/arm/arm-protos.h (arm_output_fn_unwind): Add prototype.
239 * config/arm/arm.c (arm_unwind_emit, arm_output_ttype): New functions.
240 (TARGET_UNWIND_EMIT, TARGET_ASM_TTYPE, TARGET_ARM_EABI_UNWINDER):
242 (thumb_pushpop, thumb_output_function_prologue): Output unwinding
244 (arm_unwind_emit_stm, arm_unwind_emit_set): New functions.
245 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS): Only define when
247 (ARM_OUTPUT_FN_UNWIND, ARM_EABI_UNWIND_TABLES): Define.
248 * config/arm/bpabi.h (TARGET_UNWIND_INFO): Define.
249 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME,
250 ASM_DECLARE_FUNCTION_SIZE): Use ARM_OUTPUT_FN_UNWIND.
251 * config/arm/lib1funcs.asm: Include libunwind.S.
252 * config/arm/libgcc-bpabi.ver: Add unwinding routines.
253 * config/arm/libunwind.S: New file.
254 * config/arm/pr-support.c: New file.
255 * config/arm/t-bpabi (LIB1ASMFUNCS): Add _unwind.
256 (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set.
257 * config/arm/t-symbian (UNWIND_H, LIB2ADDEH, LIB2ADDEHDEP): Set.
258 * config/arm/unwind-arm.c: New file.
259 * config/arm/unwind-arm.h: New file.
260 * config/i386/t-netware (USER_H): Remove unwind.h.
261 * config/ia64/ia64.h (TARGET_UNWIND_TABLES_DEFAULT): Define.
263 2005-06-28 DJ Delorie <dj@redhat.com>
265 * c-decl.c (pop_scope): Move warning control into warning call.
266 (diagnose_mismatched_decls): Likewise.
267 (pushdecl): Likewise.
268 (start_decl): Likewise.
269 (grokparms): Likewise.
270 (start_function): Likewise.
271 (store_parm_decls_newstyle): Likewise.
272 (store_parm_decls_oldstyle): Likewise.
273 (finish_function): Likewise.
274 (declspecs_add_scspec): Likewise.
275 * c-format.c (decode_format_attr): Likewise.
276 (maybe_read_dollar_number): Likewise.
277 (avoid_dollar_number): Likewise.
278 (finish_dollar_format_checking): Likewise.
279 (check_format_info): Likewise.
280 (check_format_info_main): Likewise.
281 (check_format_types): Likewise.
282 (format_type_warning): Likewise.
283 * c-typeck.c (function_types_compatible_p): Likewise.
284 (build_array_ref): Likewise.
285 (convert_arguments): Likewise.
286 (build_c_cast): Likewise.
287 (store_init_value): Likewise.
288 (process_init_element): Likewise.
289 (c_start_case): Likewise.
290 * stor-layout.c (finalize_record_size): Likewise.
291 * tree-cfg.c (execute_warn_function_noreturn): Likewise.
292 * tree-inline.c (expand_call_inline): Likewise.
294 2005-06-28 Uros Bizjak <uros@kss-loka.si>
297 * config/i386/i386.md (fist<mode>2_with_temp splitter):
298 Clobber memory operand, not scratch register.
300 2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
302 * config/s390/s390.c (machine_function): New field has_landing_pad_p.
303 (s390_set_has_landing_pad_p, s390_reg_clobbered_rtx,
304 s390_regs_ever_clobbered): New functions.
305 (s390_return_addr_rtx): Use get_hard_reg_initial_value.
306 (s390_register_info, s390_init_frame_layout, s390_update_frame_layout):
307 Use s390_regs_ever_clobbered.
308 (s390_emit_prologue): Don't use r14 as temp reg if its content is used
309 for builtin_return_address.
310 * config/s390/s390.md ("exception_receiver"): New expander.
311 * config/s390/s390-protos.h (s390_set_has_landing_pad_p): Prototype
314 2005-06-28 Andreas Krebbel <krebbel1@de.ibm.com>
316 * except.c (current_function_has_exception_handlers): Function
317 description added and if statements merged.
319 2005-06-28 Richard Henderson <rth@redhat.com>
321 * config/i386/sse.md (smaxv16qi3): Fix buffer overflow.
322 (sminv16qi3, umaxv8hi3, uminv8hi3): Likewise.
324 2005-06-27 Richard Henderson <rth@redhat.com>
326 * config/ia64/ia64.c (ia64_expand_vcondu_v2si): Generate proper
327 comparison operations.
328 (ia64_expand_vecint_minmax): Fix size of xops.
329 * config/ia64/vect.md (umax<VECINT>3): Fix fallback pattern typo.
330 (vec_shl_<VECINT>, vec_shr_<VECINT>): New.
332 2005-06-27 Richard Henderson <rth@redhat.com>
334 * tree-vect-transform.c (get_initial_def_for_reduction): Use correct
335 type for DEF and INIT_VAL. Pretend MIN/MAX need epilogue adjustment.
337 2005-06-27 Richard Henderson <rth@redhat.com>
339 * config/i386/sse.md (vec_shl_<SSEMODEI>, vec_shr_<SSEMODEI>): New.
340 (smaxv16qi3, umaxv8hi3, sminv16qi3, uminv8hi3): New.
342 2005-06-27 Richard Henderson <rth@redhat.com>
344 * tree-vect-transform.c (vect_create_epilog_for_reduction): Remove
345 duplicate little-endian adjustment.
347 2005-06-28 Kelley Cook <kcook@gcc.gnu.org>
349 * doc/include/texinfo.tex: Import from upstream CVS.
351 2005-06-28 Jan Hubicka <jh@suse.cz>
353 * cgraph.c (cgraph_remove_node): Do not release function bodies until
354 full cgraph is built.
355 * cgraph.h (cgraph_decide_inlining_incrementally): Add early argument.
356 * cgraphunit.c (cgraph_finalize_function): Update call of
357 cgraph_decide_inlining_incrementally.
358 (initialize_inline_failed): Break out of ...
359 (cgraph_analyze_function): ... here.
360 (rebuild_cgraph_edges): New function.
361 (pass_rebuild_cgraph_edges): New pass.
362 * common.opt (fearly-inlining): New flag.
363 * ipa-inline.c: Include ggc.h
364 (cgraph_clone_inlined_nodes): Avoid re-using of original copy
365 when cgraph is not fully built.
366 (cgraph_decide_inlining_incrementally): Add early mode.
367 (cgraph_early_inlining): New function.
368 (cgraph_gate_early_inlining): Likewise.
369 (pass_early_ipa_inline): New pass.
370 * ipa.c (cgraph_postorder): NULLify aux pointer.
371 * tree-inline.c (expand_call_inline): Avoid warning early.
372 * tree-optimize.c (pass_early_local_passes): New.
373 (execute_cleanup_cfg_pre_ipa): New.
374 (pass_cleanup_cfg): New.
375 (register_dump_files): Fix handling subpasses of IPA pass.
376 (init_tree_optimization_passes): Add early passes.
377 (execute_ipa_pass_list): Fix handling of subpasses of IPA pass.
378 * passes.h (pass_early_tree_profile, pass_rebuild_cgraph_edges,
379 pass_early_ipa_inline): New passes.
380 * tree-profile.c (do_early_tree_profiling, pass_early_tree_profile): New.
382 * invoke.texi: Document early-inlining.
384 2005-06-28 Kelley Cook <kcook@gcc.gnu.org>
386 * doc/include/fdl.texi: Merge in changes from upstream.
387 * doc/include/gpl.texi: Likewise.
389 2005-06-27 Diego Novillo <dnovillo@redhat.com>
392 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Handle type
393 casts between unsigned and signed types with different size
396 2005-06-28 Jan Hubicka <jh@suse.cz>
398 * tree-optimize.c (exercute_free_datastructures):
399 Do not disband implicit edges; do not attempt to build insn list;
400 do not free cfg annotations.
401 (execute_free_cfg_annotations); Disband implicit edges here;
402 free cfg annotations here too.
403 (pass_free_cfg_annotations); New pass.
404 (init_tree_optimization_passes); Add pass_free_cfg_annotations.
405 * tree-ssa-operands.c (free_ssa_operands); Recover; export.
406 * tree-ssa-operands.h (free_ssa_operands); declare.
407 * tree-ssa.c (delete_tree_ssa); Free SSA operand; mark stmt modified;
409 * tree-ssanames.c (release_defs): Kill addresses_taken.
411 * basic-block.h (basic_block_def): Kill rbi.
412 (reorder_block_def): Kill; Remove next field (replaced by aux);
413 move other fields to ...
414 (rtl_bb_info): ... here.
415 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
416 copy_bb, connect_traces, add_labels_and_missing_jumps
417 fix_up_fall_thru_edges, fix_crossing_conditional_branches,
418 duplicate_computed_gotos, partition_hot_cold_basic-blocks):
419 Update to new fields.
420 * cfg.c (initialize_bb_rbi): Kill.
421 * cfglayout.c (record_effective_endpoints, fixup_reorder_chain,
422 fixup_fallthru_exit_predecessor, cfg_layout_duplicate_bb): Update.
423 * cfgrtl.c (cfg_layout_create_basic_block): Do not initialize rbi.
424 (try_redirect_by_replacing_jump): Update rbi references.
425 (cfg_layout_split_block): Likewise.
426 (cfg_layout_delete_block): Likewise.
427 (cfg_layout_merge_blocks): Likewise.
428 * function.c (thread_prologue_and_epilogue_insns): Likewise.
429 * passes.c (rest_of_handle_sms): Likewise.
430 * tracer.c (seen, tail_duplicate, layout_superblocks): Likewise.
432 2005-06-27 David Edelsohn <edelsohn@gnu.org>
434 * config/rs6000/rs6000.c (rs6000_file_start): Note PPC405 erratum
435 in verbose_asm output.
436 * config/rs6000/rs6000.h (PPC405_ERRATUM77): Bracket with
438 * config.gcc (powerpc with_which): Define CONFIG_PPC405CR for
441 2005-06-27 Jakub Jelinek <jakub@redhat.com>
443 * builtin-attrs.def (DEF_ATTR_FOR_INT): Add for 5 and 6.
444 (DEF_LIST_INT_INT): Add for 4,0, 4,5, 5,0, 5,6.
445 (ATTR_NOTHROW_NONNULL_4, ATTR_NOTHROW_NONNULL_5): Define.
446 (ATTR_FORMAT_PRINTF_4_0, ATTR_FORMAT_PRINTF_4_5,
447 ATTR_FORMAT_PRINTF_5_0, ATTR_FORMAT_PRINTF_5_6): Define.
448 * builtins.c: Include tree-flow.h.
449 (expand_builtin_mempcpy, expand_builtin_memmove): Comment fixes.
450 (expand_builtin_object_size, expand_builtin_memory_chk,
451 maybe_emit_chk_warning, maybe_emit_sprintf_chk_warning,
452 compute_object_offset, compute_builtin_object_size,
453 fold_builtin_object_size): New functions.
454 (expand_builtin): Handle BUILT_IN_OBJECT_SIZE and BUILT_IN_*_CHK.
455 (fold_builtin_1): Likewise. Handle BUILT_IN_{,V}{,F}PRINTF
456 and BUILT_IN_{,F}PRINTF_UNLOCKED.
457 (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
458 fold_builtin_strncpy_chk, fold_builtin_strcat_chk,
459 fold_builtin_strncat_chk, fold_builtin_sprintf_chk,
460 fold_builtin_snprintf_chk, fold_builtin_printf, fold_builtin_fprintf):
462 * builtins.def (BUILT_IN_OBJECT_SIZE, BUILT_IN_MEMCPY_CHK,
463 BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK, BUILT_IN_MEMSET_CHK,
464 BUILT_IN_STPCPY_CHK, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK,
465 BUILT_IN_STRNCAT_CHK, BUILT_IN_STRNCPY_CHK, BUILT_IN_SNPRINTF_CHK,
466 BUILT_IN_SPRINTF_CHK, BUILT_IN_VSNPRINTF_CHK, BUILT_IN_VSPRINTF_CHK,
467 BUILT_IN_FPRINTF_CHK, BUILT_IN_PRINTF_CHK, BUILT_IN_VFPRINTF_CHK,
468 BUILT_IN_VPRINTF_CHK): New builtins.
469 * builtin-types.def (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_VAR_4):
471 (BT_FN_SIZE_CONST_PTR_INT, BT_FN_INT_INT_CONST_STRING_VALIST_ARG,
472 BT_FN_PTR_PTR_CONST_PTR_SIZE_SIZE, BT_FN_PTR_PTR_INT_SIZE_SIZE,
473 BT_FN_STRING_STRING_CONST_STRING_SIZE_SIZE,
474 BT_FN_INT_FILEPTR_INT_CONST_STRING_VALIST_ARG,
475 BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VALIST_ARG,
476 BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VALIST_ARG,
477 BT_FN_INT_INT_CONST_STRING_VAR, BT_FN_INT_FILEPTR_INT_CONST_STRING_VAR,
478 BT_FN_INT_STRING_INT_SIZE_CONST_STRING_VAR,
479 BT_FN_INT_STRING_SIZE_INT_SIZE_CONST_STRING_VAR): New types.
480 * c-common.c (DEF_FUNCTION_TYPE_5, DEF_FUNCTION_TYPE_6,
481 DEF_FUNCTION_TYPE_VAR_4, DEF_FUNCTION_TYPE_VAR_5): Define.
482 * Makefile.in (OBJS-common): Add tree-object-size.o.
483 (tree-object-size.o): Add dependencies.
484 * tree-pass.h (pass_object_sizes): Add.
485 * tree-optimize.c (init_tree_optimization_passes): Add
487 * tree-object-size.c: New file.
488 * tree.h (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
489 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk,
490 compute_builtin_object_size, init_object_sizes, fini_object_sizes):
492 * tree-ssa-ccp.c (get_strlen): Rename to ...
493 (get_maxval_strlen): ...this function. Handle also computing of maximum
494 string length and maximum integral value.
495 (ccp_fold_builtin): Handle BUILT_IN_*_CHK. Use get_maxval_strlen
496 instead of get_strlen. Pass CALLEE and ARGLIST variables to the
497 folding functions instead of computing them again.
498 (execute_fold_all_builtins): Retry ccp_fold_builtin if a builtin changed
499 into some other builtin.
500 * doc/extend.texi (Object Size Checking): Document.
502 * regrename.c (copy_value): Fix comment.
504 * toplev.c (process_options): Use if (FRAME_GROWS_DOWNWARD)
505 instead of preprocessor conditionals.
507 * targhooks.c (default_hidden_stack_protect_fail): Fall back to
508 default_external_stack_protect_fail if visibility is not supported
510 * config/i386/i386.c (ix86_stack_protect_fail): New function.
511 (TARGET_STACK_PROTECT_FAIL): Define.
512 * config/i386/i386.md (stack_protect_si): Change CLOBBER into
514 (stack_protect_di): Likewise. Use %k2 instead of %2 to avoid
515 invalid instruction xorl %rax, %rax.
517 2005-06-27 Richard Henderson <rth@redhat.com>
519 * c-cppbuiltin.c (c_cpp_builtins): Add __SSP_ALL__ and __SSP__.
520 * cfgexpand.c: Include params.h.
521 (has_protected_decls, has_short_buffer): New.
522 (expand_stack_vars): Take a predicate to determine what to expand.
523 (defer_stack_allocation): True when flag_stack_protect on.
524 (SPCT_HAS_LARGE_CHAR_ARRAY, SPCT_HAS_SMALL_CHAR_ARRAY): New.
525 (SPCT_HAS_ARRAY, SPCT_HAS_AGGREGATE): New.
526 (stack_protect_classify_type, stack_protect_decl_phase): New.
527 (stack_protect_decl_phase_1, stack_protect_decl_phase_2): New.
528 (add_stack_protection_conflicts, create_stack_guard): New.
529 (expand_used_vars): Add stack protection logic.
530 (tree_expand_cfg): Likewise.
531 * common.opt (Wstack-protector): New.
532 (fstack-protector, fstack-protector-all): New.
533 * function.c: Include predict.h.
534 (assign_parm_adjust_stack_rtl): Zap stack_parm when stack protect
535 wants to copy the parameter into the stack frame.
536 (stack_protect_prologue, stack_protect_epilogue): New.
537 (expand_function_end): Call stack_protect_epilogue. Do
538 sjlj_emit_function_exit_after after naked_return_label.
539 * function.h (struct function): Add stack_protect_guard.
540 * params.def (PARAM_SSP_BUFFER_SIZE): New.
541 * toplev.c (process_options): Disable flag_stack_protect and/or
542 warn_stack_protect based on FRAME_GROWS_DOWNWARD.
543 * tree.h (stack_protect_prologue): Declare.
545 * target-def.h (TARGET_STACK_PROTECT_GUARD): New.
546 (TARGET_STACK_PROTECT_FAIL): New.
547 (TARGET_INITIALIZER): Add them.
548 * target.h (struct gcc_target): Add stack_protect_guard and
550 * targhooks.c: Include ggc.h, gty header.
551 (stack_chk_guard_decl, default_stack_protect_guard): New.
552 (stack_chk_fail_decl, default_external_stack_protect_fail): New.
553 (default_hidden_stack_protect_fail): New.
554 * targhooks.h (default_stack_protect_guard): Declare.
555 (default_external_stack_protect_fail): Declare.
556 (default_hidden_stack_protect_fail): Declare.
557 * config/i386/i386.c (TARGET_STACK_PROTECT_FAIL): New.
558 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New.
560 (conditional_trap, conditional_trap_1): Remove.
561 (stack_protect_set, stack_protect_set_si, stack_protect_set_di): New.
562 (stack_protect_test, stack_protect_test_si, stack_protect_test_di): New.
563 * doc/md.texi (stack_protect_set, stack_protect_test): New.
564 * doc/tm.texi (TARGET_STACK_PROTECT_GUARD): New.
565 (TARGET_STACK_PROTECT_FAIL): New.
567 * libgcc-std.ver (GCC_4.1.0): New.
568 * libgcc.h (__stack_chk_guard): Declare.
569 (__stack_chk_fail, __stack_chk_fail_local): Declare.
570 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
571 * mklibgcc.in (lib2funcs): Add them.
573 2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
576 * c-common.c (check_function_sentinel): Pass in named argument
577 list, skip over named arguments before looking for a sentinel.
578 (check_function_arguments): Pass in named argument list.
579 * c-common.h (check_function_arguments): Likewise.
580 * c-typeck.c (build_function_call): Likewise.
582 2005-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
584 * genautomata.c (decl_mode_check_failed,
585 regexp_mode_check_failed): Add noreturn attribute.
587 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
589 * cfg.c, tree-vect-transform.c, tree.def: Fix comment typos.
590 * doc/invoke.texi: Fix typos.
592 * builtins.c, c-common.c, c-convert.c, c-decl.c, c-typeck.c,
593 convert.c, lambda-code.c, predict.c, tree-cfg.c,
594 tree-complex.c, tree-data-ref.c, tree-if-conv.c,
595 tree-mudflap.c, tree-scalar-evolution.c, tree-ssa-ccp.c,
596 tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c,
597 tree-ssa-loop-manip.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
598 tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c,
599 tree.c: Use fold_buildN instead of fold (buildN (...)).
601 2005-06-26 Gerald Pfeifer <gerald@pfeifer.com>
603 * doc/install.texi (Specific): Do not specify the concrete
604 versions of GCC provided by Cygwin. Simplify the part on
607 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
609 * config/arc/arc-protos.c: Remove the prototype for
611 * config/arc/arc.c (arc_finalize_pic): Remove.
612 * config/arc/arc.h (FINALIZE_PIC): Likewise.
613 * config/bfin/bfin.h (FINALIZE_PIC): Likewise.
614 * config/rs6000/rs6000.h (FINALIZE_PIC): Likewise.
616 2005-06-26 Jakub Jelinek <jakub@redhat.com>
619 * calls.c (expand_call, emit_library_call_value_1): Use xmalloc/free
620 instead of alloca for really big argument sizes.
623 * gimplify.c (gimplify_type_sizes): Check for type == error_mark_node
624 earlier in the function.
626 * regrename.c (copy_value): Don't replace fixed or global
627 regs with older regs.
629 * defaults.h (FRAME_GROWS_DOWNWARD): Define to 0 if not defined.
630 * function.c (get_func_frame_size): Use if (FRAME_GROWS_DOWNWARD)
631 instead of preprocessor conditionals.
632 (assign_stack_local_1, assign_stack_temp_for_type): Likewise.
633 * cfgexpand.c (FRAME_GROWS_DOWNWARD): Don't redefine to 1 or 0
634 depending on if it was or was not defined previously.
635 * doc/rtl.texi (VIRTUAL_STACK_VARS_REGNUM): Mention that only non-zero
636 definition of FRAME_GROWS_DOWNWARD means frame grows downward.
637 * doc/tm.texi (FRAME_GROWS_DOWNWARD): Likewise.
638 * config/m68hc11/m68hc11.h (FRAME_GROWS_DOWNWARD): Define to 0. Update
640 * config/pa/pa.h (FRAME_GROWS_DOWNWARD): Likewise.
641 * config/rs6000/rs6000.h (FRAME_GROWS_DOWNWARD): Likewise.
642 * config/stormy16/stormy16.h (FRAME_GROWS_DOWNWARD): Define to 0.
643 * config/c4x/c4x.h (FRAME_GROWS_DOWNWARD): Likewise.
644 * config/sh/sh.h (FRAME_GROWS_DOWNWARD): Likewise.
645 * config/ia64/ia64.h (FRAME_GROWS_DOWNWARD): Likewise.
646 * config/iq2000/iq2000.h (FRAME_GROWS_DOWNWARD): Likewise.
647 * config/pdp11/pdp11.h (FRAME_GROWS_DOWNWARD): Define to 1. Update
649 * config/i860/i860.h (FRAME_GROWS_DOWNWARD): Likewise.
650 * config/h8300/h8300.h (FRAME_GROWS_DOWNWARD): Likewise.
651 * config/arc/arc.h (FRAME_GROWS_DOWNWARD): Likewise.
652 * config/vax/vax.h (FRAME_GROWS_DOWNWARD): Likewise.
653 * config/sparc/sparc.h (FRAME_GROWS_DOWNWARD): Likewise.
654 * config/i386/i386.h (FRAME_GROWS_DOWNWARD): Likewise.
655 * config/fr30/fr30.h (FRAME_GROWS_DOWNWARD): Likewise.
656 * config/frv/frv.h (FRAME_GROWS_DOWNWARD): Likewise.
657 * config/mn10300/mn10300.h (FRAME_GROWS_DOWNWARD): Likewise.
658 * config/bfin/bfin.h (FRAME_GROWS_DOWNWARD): Likewise.
659 * config/ns32k/ns32k.h (FRAME_GROWS_DOWNWARD): Likewise.
660 * config/v850/v850.h (FRAME_GROWS_DOWNWARD): Likewise.
661 * config/alpha/alpha.h (FRAME_GROWS_DOWNWARD): Update comment.
662 * config/s390/s390.h (FRAME_GROWS_DOWNWARD): Likewise.
663 * config/arm/arm.h (FRAME_GROWS_DOWNWARD): Likewise.
664 * config/alpha/unicosmk.h (FRAME_GROWS_DOWNWARD): Define to 1.
665 * config/cris/cris.h (FRAME_GROWS_DOWNWARD): Likewise.
666 * config/m68k/m68k.h (FRAME_GROWS_DOWNWARD): Likewise.
667 * config/mmix/mmix.h (FRAME_GROWS_DOWNWARD): Likewise.
669 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
671 PR tree-optimization/22026
672 * tree-vrp.c (extract_range_from_binary_expr): Drop to
673 VR_VARYING if a binary expression involving VR_ANTI_RANGE is
674 PLUS_EXPR, MINUS_EXPR, or unsigned MULT_EXPR.
676 2005-06-26 Kazu Hirata <kazu@codesourcery.com>
678 * Makefile.in (OBJS-common): Remove duplicate object file
681 2005-06-25 Jan Hubicka <jh@suse.cz>
683 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update profile.
684 * cfg.c (update_bb_profile_for_threading): Fix rescaling.
686 * passes.c (rest_of_handle_branch_prob): Do not rebuild profiling info
688 (rest_of_compilation): Fix conditional on branch prob pass.
689 * predict.c (tree_estimate_probability): Enable strip_builtin_expect
690 when not loop optimizing.
692 2005-06-25 Bernd Schmidt <bernd.schmidt@analog.com>
694 * config/bfin/bfin.md (ror_one, rol_one, ashrdi3, ashldi3, lshrdi3):
696 (movbi): Add alternative to set CC to zero.
697 (compare_eq, compare_ne, compare_le, compare_lt, compare_leu,
698 compare_ltu): Now named patterns.
700 2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
702 * all files: Update FSF address in copyright headers.
704 2005-06-25 Kelley Cook <kcook@gcc.gnu.org>
706 * gengtype.c: Update FSF address in copyright header.
707 (create_file): Update FSF in outputed copyright header.
709 2005-06-24 Kazu Hirata <kazu@codesourcery.com>
711 * cfglayout.c (block_locators_locs, line_locators_locs,
712 line_locators_lines, file_locators_locs): Change the type to
714 (insn_locators_initialize, change_scope, insn_scope,
715 locator_line, insn_line, locator_file): Use VEC instead of
718 2005-06-24 Jason Merrill <jason@redhat.com>
720 * tree-nrv.c (tree_nrv): Fix to check assignments to the
721 RESULT_DECL rather than just RETURN_EXPRs.
722 (finalize_nrv_r): Adjust.
724 2005-06-24 Jan Hubicka <jh@suse.cz>
726 * tree-optimize.c (init_tree_optimization_passes): Fix flags of
727 all_passes and all_ipa_passes.
729 * c-common.c: Include cgraph.h
730 (handle_externally_visible_attribute): New function.
731 (c_common_att): Add "externally_visible" attribute.
732 * cgraph.c (decide_is_variable_needed): Obey externally
734 (cgraph_varpool_finalize_decl): Avoid redundant checking.
735 * cgraph.h (struct cgraph_node): New flag externally_visible.
736 (decide_is_function_needed): Obey externally visible flag.
737 (cgraph_finalize_function): Avoid redundant checks.
738 (cgraph_function_and_variable_visibility): Bring symbols local
740 * common.opt (fwhole-program): New flag.
742 * doc/invoke.texi (-fwhole-program): Document.
744 2005-06-24 Mark Mitchell <mark@codesourcery.com>
747 * tree-ssa-operands.c (get_expr_operands): Check s_ann for NULL
750 2005-06-23 Mark Mitchell <mark@codesourcery.com>
753 * tree-ssa-operands.c (get_expr_operands): Check the volatility of
754 the FIELD_DECL and set s_ann->has_volatile_ops accordingly.
756 2005-06-24 Jan Hubicka <jh@suse.cz>
758 * opts.c (decode_options): Enable unit-at-a-time by default at -O1.
760 2005-06-23 Jeff Law <law@redhat.com>
762 * tree-optimize.c (init_tree_optimization_passes): Move
763 copy prop pass to run just before VRP.
764 * tree-vrp.c (remove_range_assertions): Remove copies created
765 by ASSERT_EXPR removal.
767 2005-06-23 Kazu Hirata <kazu@codesourcery.com>
769 PR tree-optimization/22117
770 * tree-vrp.c (extract_range_from_binary_expr): Compute a
771 correct range when adding two pointers.
773 2005-06-23 Jason Merrill <jason@redhat.com>
776 Leave the return slot target in the MODIFY_EXPR rather than making
777 it an argument, but only use it if the CALL_EXPR has a flag set.
778 * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to
779 CALL_EXPR_RETURN_SLOT_OPT.
780 * calls.c (expand_call): Adjust.
781 * tree-inline.c (expand_call_inline): Adjust.
782 * tree-pretty-print.c (dump_generic_node): Adjust.
784 And set the flag as appropriate.
785 * gimplify.c (gimplify_modify_expr_rhs): Set
786 CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe.
787 * tree-nrv.c (execute_return_slot_opt): Set
788 CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis.
789 * tree-pass.h: Declare pass_return_slot.
790 * tree-optimize.c (init_tree_optimization_passes): Add it.
792 2005-06-23 David Edelsohn <edelsohn@gnu.org>
795 * config/rs6000/rs6000.h (PPC405_ERRATUM77): New.
796 * config/rs6000/rs6000.md: Move atomic instructions to ...
797 * config/rs6000/sync.md: Here.
798 Change sync_compare_and_swap<mode> to define_expand. All stwcx
799 patterns test PPC405_ERRATUM77.
801 2005-06-23 Jan Hubicka <jh@suse.cz>
803 * tree-inline.c (copy_body_r): Remap labels correctly.
805 2005-06-22 Alan Modra <amodra@bigpond.net.au>
807 * config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete.
809 2005-06-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
812 * varasm.c (compute_reloc_for_constant): Treat VIEW_CONVER_EXPR
813 the same as the other cast operands.
814 (output_addressed_constants): Likewise.
816 2005-06-21 Jeff Law <law@redhat.com>
818 * tree-vrp.c (extract_range_from_unary_expr): Handle type
821 2005-06-21 Dorit Nuzman <dorit@il.ibm.com>
823 * genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs.
824 (reduc_plus_optab): Removed. Replcaed with...
825 (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs.
826 * optabs.c (optab_for_tree_code): Return reduc_splus_optab or
827 reduc_uplus_optab instead of reduc_plus_optab.
828 (expand_vec_shift_expr): New function.
829 (init_optabs): Initialize new optabs. Remove initialization of
831 (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab
832 for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR.
833 * optabs.h (OTI_reduc_plus): Removed. Replaced with...
834 (OTI_reduc_splus, OTI_reduc_uplus): New.
835 (reduc_plus_optab): Removed. Replcaed with...
836 (reduc_splus_optab, reduc_uplus_optab): New optabs.
837 (vec_shl_optab, vec_shr_optab): New optabs.
838 (expand_vec_shift_expr): New function declaration.
840 * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes.
841 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
842 * expr.c (expand_expr_real_1): Handle new tree-codes.
843 * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise.
844 * tree-vect-generic.c (expand_vector_operations_1): Add assert.
846 * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two
847 alternatives for generating reduction epilog code.
848 (vectorizable_reduction): Don't fail of direct reduction support is
850 (vectorizable_target_reduction_pattern): Likewise.
852 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
853 reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si,
854 reduc_plus_v4si, reduc_plus_v4sf): Removed.
855 (vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode,
856 reduc_splus_<mode>, reduc_uplus_v16qi): New.
858 2005-06-20 Daniel Berlin <dberlin@dberlin.org>
860 * c-typeck.c (build_function_call): Set fundecl = function again.
861 * tree-ssa-alias.c (find_used_portions): Address taking causes the
862 entire variable to be used.
863 * tree-ssa-structalias.c (do_structure_copy): Fix handling of
864 unknown size variables, and structure copies from addressof
865 operations. Simplify how we do *a = *b type structure copies.
866 (init_base_vars): Add ANYTHING = &ANYTHING constraint the right
867 way. READONLY's address is not taken by default.
868 INTEGER dereference should point to anything.
869 (create_variable_info_for): It's okay for the first field to not start
872 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
874 config/sh/linux.h (FUNCTION_PROFILER): Constify a char*.
876 2005-06-20 Roger Sayle <roger@eyesopen.com>
877 2005-06-20 Fariborz Jahanian <fjahanian@apple.com>
879 * combine.c (simplify_set): Simplify setting of CC register
880 by removing redundant compare with 0 on RHS.
882 2005-06-20 Jan Beulich <jbeulich@novell.com>
884 * config/i386/netware-libgcc.def: Update copyright.
885 * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3,
886 __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add.
887 * config/i386/netware.c (gen_stdcall_decoration,
888 gen_fastd_decoration): Merge into ...
889 (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match
891 (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info.
892 (i386_nlm_encode_section_info): Adjust to match WinNT's changes.
893 * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of
894 libgcc_s.imp. Use 'expr' rather than $(()) shell expressions.
895 * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious
896 use of NX_MUTEX_RECURSIVE.
898 2005-06-19 Roger Sayle <roger@eyesopen.com>
900 * fold-const.c (swap_tree_comparison): Add support for unordered
901 floating point comparisons.
902 * tree-vrp.c (opposite_comparison): Delete.
903 (extract_range_from_assert): Replace calls to opposite_comparison
904 with calls to swap_tree_comparison.
905 (register_edge_assert_for): Likewise.
906 (vrp_evaluate_conditional): Likewise.
908 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
910 * integrate.c (allocate_initial_values): Update the references
911 to global_live_at_start and global_live_at_end.
913 2005-06-20 Jan Hubicka <jh@suse.cz>
915 * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag.
916 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only
918 * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
919 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
920 Update call of duplicate_loop_to_header_edge.
921 (apply_opt_in_copies): Clear out aux pointers.
923 2005-06-19 Joseph S. Myers <joseph@codesourcery.com>
925 * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
926 (ix86_mangle_fundamental_type): New.
927 * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
928 (ia64_mangle_fundamental_type): New.
930 2005-06-19 Roger Sayle <roger@eyesopen.com>
932 * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on
934 * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on
935 CONSTANT_CLASS_P nodes.
937 2005-06-19 Richard Henderson <rth@redhat.com>
939 * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error;
940 the shift is always required.
942 2005-06-19 Richard Henderson <rth@redhat.com>
944 * config/ia64/ia64-modes.def (V4SF): Add.
945 * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR.
946 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
947 integer mode changes in fp regs.
948 * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New.
949 * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names.
950 (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New.
951 (vcondv2sf): Use gen_fpack
952 (fpack): Remove * from name.
953 (fswap, fmix_l, fmix_r, fmix_lr): New.
954 (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New.
955 (vec_extractv2sf_1, vec_extractv2sf): New.
957 2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com>
959 * combine.c (make_compound_operation): Use simplify_subreg. Delete
960 a optimization already done by simplify_subreg.
962 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
964 * loop.c (scan_loop): Do not consider insns setting the frame
965 pointer to be candidates for hoisting.
967 2005-06-19 Uros Bizjak <uros@kss-loka.si>
969 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf):
970 Remove instruction patterns.
971 (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387".
972 (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>):
973 Set "unit" attribute to "i387".
974 (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer)
975 (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387"
977 (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed)
978 (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit"
979 attribute to "i387" when "type" attribute equals "multi".
980 (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387)
981 (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387)
982 (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed)
983 (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit"
984 attribute to "i387" when "type" attribute equals "multi".
985 * config/i386/mmx.md (*mov<mode>_internal_rex64)
986 (*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal):
987 Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt".
988 (mmx_pmovmskb): Correct wrong "type" and "mode" attributes.
989 * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di)
990 (sse_cvttpd2pi): Set "unit" attribute to "mmx".
991 (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute
992 to "mmx" for "y" operand 1.
994 2005-06-19 Uros Bizjak <uros@kss-loka.si>
996 * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P
997 for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX
998 and SSE registers to determine if regno is valid.
999 (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on
1000 TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up.
1002 2005-06-18 Richard Henderson <rth@redhat.com>
1004 * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN
1005 for control-altering statements; set it again for returns.
1006 (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are
1009 2005-06-18 Richard Henderson <rth@redhat.com>
1012 * tree-ssa-pre.c (create_expression_by_pieces): Set
1013 DECL_COMPLEX_GIMPLE_REG_P.
1014 (insert_into_preds_of_block): Likewise.
1016 2005-06-18 Steven Bosscher <stevenb@suse.de>
1018 * Makefile.in: Fix tree-cfgcleanup.c dependencies.
1020 2005-06-18 Richard Henderson <rth@redhat.com>
1022 * expr.c (store_constructor): Use store of 0 to indicate value
1023 death instead of a clobber.
1025 * config/i386/i386.c (ix86_expand_reduc_v4sf): New.
1026 * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare.
1027 * config/i386/sse.md (reduc_plus_v4sf): New.
1028 (reduc_smax_v4sf, reduc_smin_v4sf): New.
1030 2005-06-18 James A. Morrison <phython@gcc.gnu.org>
1032 * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for
1033 nonnegative values of X.
1035 2005-06-18 Uros Bizjak <uros@kss-loka.si>
1037 * doc/md.texi (Standard Names): Change insn pattern name
1038 from truncM2 to btruncM2 for 'trunc' built-in description.
1039 Add rintM2 insn pattern description.
1041 2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1043 * c-decl.c (locate_old_decl): Add format attribute.
1044 (implicit_decl_warning): Likewise.
1046 * diagnostic.h (verbatim): Move ...
1047 * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG.
1048 * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG.
1050 2005-06-18 Roger Sayle <roger@eyesopen.com>
1053 * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.
1055 2005-06-18 Dorit Nuzman <dorit@il.ibm.com>
1057 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
1059 * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
1060 OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
1061 (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
1062 reduc_plus_optab): New optabs for reduction.
1063 * expr.c (expand_expr_real_1): Handle new tree-codes.
1064 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
1065 * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
1067 * optabs.c (optab_for_tree_code): Handle new tree-codes.
1068 (init_optabs): Initialize new optabs.
1069 * genopinit.c (optabs): Define handlers for new optabs.
1071 * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
1072 case of a phi that is marked as relevant. Call vectorizable_reduction.
1073 (vect_mark_relevant): Phis may be marked as relevant.
1074 (vect_mark_stmts_to_be_vectorized): The use corresponding to the
1075 reduction variable in a reduction stmt does not mark its defining phi
1076 as relevant. Update documentation accordingly.
1077 (vect_can_advance_ivs_p): Skip reduction phis.
1078 * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
1079 additional argument. Handle reduction.
1080 (vect_create_destination_var): Update call to vect_get_new_vect_var.
1081 Handle non-vector argument.
1082 (get_initial_def_for_reduction): New function.
1083 (vect_create_epilog_for_reduction): New function.
1084 (vectorizable_reduction): New function.
1085 (vect_get_new_vect_var): Handle new vect_var_kind.
1086 (vectorizable_assignment, vectorizable_operation, vectorizable_store,
1087 vectorizable_condition): Update call to vect_get_new_vect_var.
1088 (vect_transform_stmt): Call vectorizable_reduction.
1089 (vect_update_ivs_after_vectorizer): Skip reduction phis.
1090 (vect_transform_loop): Skip if stmt is both not relevant and not live.
1091 * tree-vectorizer.c (reduction_code_for_scalar_code): New function.
1092 (vect_is_simple_reduction): Was empty - added implementation.
1093 * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
1094 (reduc_vec_info_type): New enum vect_def_type value.
1095 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
1096 reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
1097 reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
1099 * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
1100 ENABLE_CHECKING around gcc_assert.
1101 * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
1102 (vect_do_peeling_for_alignment, vect_transform_loop,
1103 vect_get_vec_def_for_operand): Likewise.
1105 2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
1107 * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
1108 big-endian unnamed __float80 value.
1110 2005-06-18 Richard Henderson <rth@redhat.com>
1113 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
1116 2005-06-17 Richard Henderson <rth@redhat.com>
1118 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
1119 initialize_original_copy_tables and free_original_copy_tables.
1120 (vect_do_peeling_for_alignment): Likewise.
1122 2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
1124 * bb-reorder.c (find_traces_1_round): Use succ block frequency
1125 instead of edge frequency for calls to better_edge_p.
1127 2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
1130 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
1132 2005-06-17 Steve Ellcey <sje@cup.hp.com>
1135 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
1136 (PROFILE_HOOK): New.
1137 (PROFILE_BEFORE_PROLOGUE): Undef.
1138 (NO_PROFILE_COUNTERS): New.
1139 * config/ia64/ia64-protos.h (ia64_profile_hook): New.
1140 * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
1141 (gen_mcount_func_rtx): New.
1142 (ia64_profile_hook): New.
1143 * config/ia64/ia64.md (ip_value): New.
1145 2005-06-17 Devang Patel <dpatel@apple.com>
1147 * config/rs6000/predicates.md (s5bit_cint_operand,
1148 u5bit_cint_operand): New.
1149 * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
1150 altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
1151 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
1152 5 bit constant check.
1154 2005-06-17 Richard Henderson <rth@redhat.com>
1156 * local-alloc.c (update_equiv_regs): Update reg_equiv_init
1157 properly when moving an initialization insn.
1159 2005-06-17 Paolo Bonzini <bonzini@gnu.org>
1161 * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
1163 * configure.ac: Regenerate.
1165 2005-06-17 Jan Hubicka <jh@suse.cz>
1167 * tree-optimize.c (execute_ipa_pass_list): New.
1168 (ipa_passes): Use it.
1170 2005-06-16 Richard Henderson <rth@redhat.com>
1173 * tree-complex.c (update_phi_components): Avoid no-op moves.
1175 2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
1177 * Makefile.in (cc1-checksum.c): Use
1178 build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
1180 2005-06-16 Geoffrey Keating <geoffk@apple.com>
1182 * gengtype.c (adjust_field_rtx_def): Don't add a skip to
1185 * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
1187 (SHLIB_REVISION): Delete.
1188 (SHLIB_VERSTRING): Update to compensate.
1189 (SHLIB_SONAME): Just use one '.' in the name.
1191 2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1193 PR tree-optimization/22018
1194 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
1196 2005-06-16 Richard Henderson <rth@redhat.com>
1199 * builtins.c (fold_builtin_complex_mul): Remove.
1200 (fold_builtin_complex_div): Remove.
1201 (fold_builtin_1): Don't call them.
1202 * fold-const.c (fold_complex_add, fold_complex_mult_parts,
1203 fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
1204 (fold_binary): Don't call them. Don't expand complex comparisons to
1205 elementary comparisons.
1206 * tree-complex.c (init_dont_simulate_again): Enhance search for
1207 stmts that require decomposition.
1208 (complex_visit_stmt): Handle RETURN_EXPR properly.
1209 (create_components): Handle no referenced variables properly.
1210 * tree.h (fold_complex_mult_parts): Remove.
1211 (fold_complex_div_parts): Remove.
1213 2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
1215 * doc/extend.texi: Document sseregparm target attribute.
1216 Clarify fastcall and regparm documentation.
1217 * config/i386/i386.h: Adjust float_in_sse documentation.
1218 * config/i386/i386.c: Add new target attribute sseregparm.
1219 (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
1221 (ix86_handle_cconv_attribute): ... here. Also handle
1222 sseregparm attribute.
1223 (ix86_comp_type_attributes): Compare sseregparm attributes.
1224 (ix86_function_sseregparm): New function, split out from ...
1225 (init_cumulative_args): ... here. Use to decide use
1226 of SSE registers and error in case of missing support.
1227 (ix86_value_regno): Likewise.
1228 (function_arg_advance): Do not bail out for DFmode if we need
1229 to pass doubles in registers.
1230 (function_arg): Likewise.
1232 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
1233 Daniel Jacobowitz <dan@codesourcery.com>
1234 Alan Modra <amodra.bigpond.net.au>
1236 * configure.ac (gcc_version): Set near the beginning.
1237 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
1238 found in the tree. Use gcc_AC_PROG to find the tools in the system.
1239 (objdump): Do not look for it.
1240 * Makefile.in (NM_FOR_TARGET): Point to ./nm
1241 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
1242 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
1243 (as, ld, nm): New rules.
1244 (libgcc.mk): Depend on them.
1245 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
1246 gcc_AC_BUILD_EXEEXT): New.
1247 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
1248 * configure: Regenerate.
1250 2005-06-16 Jan Hubicka <jh@suse.cz>
1252 * basic-block.h (rtl_bb_info): Break out head_, end_,
1253 global_live_at_start, global_live_at_end from ...
1254 (basic_block_def): ... here; update all references
1256 (init_rtl_bb_info): Declare.
1257 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
1259 * cfgrtl.c: Include ggc.h
1260 (create_basic_block_structure): Init bb info.
1261 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
1262 (init_rtl_bb_info): New function.
1263 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
1264 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
1265 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
1266 (dump_flow_info): Gueard global_live_* dumping.
1268 * Makefile.in (cfg.o): Add new dependencies.
1269 * basic-block.h (reorder_block_def): Kill
1270 original/copy/duplicated/copy_number fields.
1271 (BB_DUPLICATED): New flag.
1272 (initialize_original_copy_tables, free_original_copy_tables,
1273 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
1274 * cfg.c: Include hashtab.h and alloc-pool.h
1275 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
1276 (htab_bb_copy_original_entry): New struct.
1277 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
1278 (initialize_original_copy_tables, free_original_copy_tables,
1279 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
1281 * cfghooks.c (duplicate_block): Update original/copy handling.
1282 * cfglayout.c (fixup_reorder_chain): Likewise.
1283 (cfg_layout_initialize): Initialize orignal_copy tables.
1284 (cfg_layout_finalize): FInalize original_copy tables.
1285 (can_copy_bbs_p): Use BB_DUPLICATED flag.
1286 (copy_bbs): Likewise.
1287 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
1288 (duplicate_loop_to_header_edge): Likewise; update handling of
1290 (loop_version): Likewise.
1291 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
1292 * except.c (expand_resx_expr): Check that reg->resume is not set.
1293 * loop-unroll.c (unroll_loop_constant_iterations,
1294 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
1295 copy/original handling.
1296 * loop-unwitch.c (unswitch_loop): Likewise.
1297 * tree-cfg.c (create_bb): Do not initialize RBI.
1298 (disband_implicit_edges): Do not kill RBI.
1299 (add_phi_args_after_copy_bb): Use new original/copy mapping.
1300 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
1301 (tree_duplicate_sese_region): Update original/copy handling.
1302 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1303 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
1304 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
1306 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
1309 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
1310 integer types whos ranges are different are not useless.
1312 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
1315 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
1318 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1320 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
1322 (dump_sa_points_to_info): Make extern.
1323 (debug_sa_points_to_info): New.
1324 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
1326 (dump_sa_points_to_info): Declare.
1327 (debug_sa_points_to_info): Declare.
1329 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
1331 * c-tree.h (default_function_array_conversion): Declare.
1332 * c-typeck.c (default_function_array_conversion): Export. Correct
1334 (default_conversion): Do not call
1335 default_function_array_conversion. Do not allow FUNCTION_TYPE.
1336 (build_function_call): Call default_function_array_conversion on
1338 (convert_arguments): Do not call it on the function arguments.
1339 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
1340 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
1341 address of ARRAY_REF.
1342 (build_compound_expr): Do not call
1343 default_function_array_conversion.
1344 (build_c_cast): Do not call default_function_array_conversion.
1345 (convert_for_assignment): Do not call default_conversion.
1346 (digest_init): Call default_function_array_conversion to convert
1347 string constants and compound literals to pointers, but not
1349 (output_init_element): Likewise.
1350 (build_asm_expr): Do not call default_function_array_conversion.
1351 (c_process_expr_stmt): Likewise.
1352 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
1354 * c-parser.c (c_parser_expression_conv): New.
1355 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
1356 argument. All callers changed. Call
1357 default_function_array_conversion if convert_p.
1358 (c_parser_initializer, c_parser_initval): Call
1359 default_function_array_conversion except for string constants and
1361 (c_parser_initelt): Call default_function_array_conversion for
1362 ObjC expression received.
1363 (c_parser_statement_after_labels): Call c_parser_expression_conv
1364 for return and expression statements.
1365 (c_parser_paren_condition, c_parser_for_statement,
1366 c_parser_conditional_expression): Call c_parser_expression_conv.
1367 (c_parser_expr_no_commas, c_parser_conditional_expression,
1368 c_parser_binary_expression, c_parser_cast_expression,
1369 c_parser_unary_expression): Call
1370 default_function_array_conversion.
1372 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1374 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
1375 when the result overflows.
1377 2005-06-15 David Ung <davidu@mips.com>
1379 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
1382 2005-06-15 Richard Sandiford <richard@codesourcery.com>
1384 * doc/invoke.texi (-mips16): Fix typo.
1386 2005-06-15 David Ung <davidu@mips.com>
1388 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
1389 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
1390 Changed expand condition to exclude generating of "and" if
1391 GENERATE_MIPS16E is true.
1392 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
1393 matching mips16e zeb/zeh.
1394 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
1396 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
1398 * doc/invoke.texi (MIPS Options): Add comment to -mips16
1399 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
1401 2005-06-15 Diego Novillo <dnovillo@redhat.com>
1404 * tree-vrp.c (vrp_int_const_binop): New.
1405 (extract_range_from_binary_expr): Call it.
1406 Unify handling division and multiplication.
1408 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
1410 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
1412 * c-common.c (same_scalar_type_ignoring_signedness): New.
1414 * c-typeck.c (build_binary_op): Check compatability of vector
1415 types. Move error report after switch.
1416 Do not clobber code[01] on *_DIV_EXPR case.
1418 * testsuite/gcc.dg/simd-1.c: Update error messages.
1419 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
1421 * testsuite/gcc.dg/simd-2.c: Update error messages.
1422 * testsuite/gcc.dg/simd-4.c: New.
1424 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1426 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
1427 * local-alloc.c: Include "ggc.h" and "reload.h".
1428 (struct equivalence): New member is_arg_equivalence.
1429 (local_alloc): Always call update_equiv_regs.
1430 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
1431 Detect equivalences made by stores to memory in a second pass.
1432 Return early if not optimizing.
1433 Initialize reg_equiv_init for all equivalences; treat equivalences for
1434 REG_EQUIV notes existing before this pass specially.
1435 (no_equiv): Don't clear reg_equiv_init or remove notes if the
1436 is_arg_equivalence field is set.
1437 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
1438 * reload1.c (reg_equiv_init): No longer static.
1439 (reg_equiv_init_size): New variable.
1440 (reload): Don't allocate reg_equiv_init; don't free it when done but
1442 Restructure equivalence set up code not to set reg_equiv_init, but to
1443 clear it when we can't use an equivalence.
1444 Undo change disabling equivalences for MEM_READONLY_P memrefs.
1445 Dump equivalencing insns to dump_file.
1447 2005-06-14 Richard Sandiford <richard@codesourcery.com>
1449 * config/mips/mips.c (machine_function): Add varargs_size field.
1450 (mips_setup_incoming_varargs): Store the amount of extra stack space
1451 there rather than in *pretend_size. When saving registers, always
1452 expect virtual_incoming_args_rtx to point to the start of the
1454 (mips_va_start): Remove alignment hack. Handle all
1455 !EABI_FLOAT_VARARGS_P cases in the same way.
1456 (compute_frame_size): Handle varargs_size. Remove the redundant
1457 !TARGET_OLDABI condition in the handling of pretend_args_size.
1458 (mips_initial_elimination_offset): Remove the now-redundant check
1461 2005-06-14 Jeff Law <law@redhat.com>
1463 * tree-vrp.c (local_fold): Remove.
1464 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
1465 DIV/MOD case slightly for readability.
1467 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
1470 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
1471 rather than static objects (!) from libmudflap registration.
1473 2005-06-14 Richard Sandiford <richard@codesourcery.com>
1475 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
1476 (var_ref): Take the option's flags as a second parameter. Check
1478 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
1480 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1483 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
1484 unsigned index numbers.
1486 2005-06-13 Geoffrey Keating <geoffk@apple.com>
1488 * Makefile.in (install-man): Doesn't really depend on installdirs.
1489 (various rules for installing manpages): Do depend on installdirs.
1491 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
1493 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
1494 read_encoded_value_with_base call.
1495 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
1496 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
1497 * unwind-dw2.c (extract_cie_info): Fix aliasing in
1498 read_encoded_value call.
1499 (execute_cfa_program, uw_frame_state_for): Likewise.
1501 2005-06-13 Roger Sayle <roger@eyesopen.com>
1503 PR rtl-optimization/22053
1504 * reg-stack.c (compensate_edge): Correct mistake in the assertion
1505 checking of EDGE_ABNORMAL_CALL edges; complex return values can
1506 result in the top two stack slots, st(0) and st(1), being live.
1508 2005-06-13 Jeff Law <law@redhat.com>
1510 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
1511 simplify DIV, MOD or ABS expressions using VRP information.
1512 Remove WALK_DATA parameter. Prototype and all callers updated.
1513 (eliminate_redundant_computations): Remove WALK_DATA parameter.
1514 Prototype and all callers updated.
1515 (optimize_stmt): WALK_DATA parameter is now unused.
1517 * tree-vrp.c (local_fold): New function. Like fold, but
1518 strips useless type conversions in the result.
1519 (simplify_using_ranges): New function, largely cribbed from
1520 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
1521 (vrp_finalize): Call simplify_using_ranges.
1523 2005-06-13 Mark Mitchell <mark@codesourcery.com>
1525 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
1526 assembler in 64-bit mode.
1528 2005-06-13 David Edelsohn <edelsohn@gnu.org>
1530 Revert scc_operand patch.
1531 * config/rs6000/predicates.md (scc_operand): Delete.
1532 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
1534 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
1537 * fold-const.c (split_address_to_core_and_offset): Always return
1538 the address of the base object.
1540 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1542 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
1544 2005-06-12 Richard Henderson <rth@redhat.com>
1547 * tree-complex.c (update_complex_components_on_edge): New.
1548 (update_parameter_components): Use it.
1549 (update_phi_components): Likewise.
1550 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
1552 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
1554 PR tree-optimization/14796
1555 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
1558 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
1560 * cgraphunit.c, tree-ssa-loop-ivopts.c,
1561 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
1562 config/sparc/sparc.c: Fix comment typos.
1564 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
1566 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
1567 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
1568 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
1569 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
1571 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
1573 PR tree-optimization/14796
1574 * fold-const.c (fold_binary): Transform (A >> C) << C into
1576 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
1578 2005-06-11 Geoffrey Keating <geoffk@apple.com>
1580 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
1581 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
1583 (reg_or_sub_cint_operand): Likewise.
1584 (mask_operand): Handle DImode.
1585 (mask64_operand): Delete.
1586 (and64_operand): Delete.
1587 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
1588 instead of mask64_operand.
1589 (print_operand): Likewise.
1590 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
1591 reg_or_sub_cint_operand instead of *64_* variants.
1592 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
1593 instead of mask64_operand.
1594 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
1598 (add<mode>3): Use reg_or_add_cint_operand.
1600 (sub<mode>3): Use reg_or_sub_cint_operand.
1601 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
1602 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
1603 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
1604 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
1605 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
1606 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
1607 various unnamed patterns): New.
1608 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
1609 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
1610 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
1611 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
1612 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
1613 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
1614 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
1615 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
1616 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
1619 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
1621 * rtl.h (to_rtx_code): Remove.
1622 * machmode.h (to_machine_mode): Likewise.
1623 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
1625 (apply_mode_maps): Likewise.
1626 (read_rtx_1): Likewise.
1627 (apply_code_macro): Replace to to_rtx_code with explicit cast.
1628 (check_code_macro): Likewise.
1629 (read_rtx_1): Likewise.
1631 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
1633 * c-typeck.c (convert_for_assignment): Avoid checking
1634 OPT_Wc___compat, as it is always true.
1636 2005-06-11 David Edelsohn <edelsohn@gnu.org>
1638 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
1640 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
1642 Fix PR tree-optimization/22005
1643 Fix PR tree-optimization/22025
1645 * tree-ssa-structalias.c (struct variable_info): Add has_union
1647 (create_variable_info_for): Mark variables containing unions.
1648 Don't sort the field stack if notokay is true.
1649 (find_what_p_points_to): Convert variables containing unions back
1650 to their SFT's if necessary.
1652 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
1654 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
1655 is an INTEGER_CST before calling int_cst_value.
1657 2005-06-10 Uros Bizjak <uros@kss-loka.si>
1660 * config/i386/i386.c (ix86_function_value_regno_p): Return true
1661 for FIRST_MMX_REG if TARGET_MMX.
1662 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
1664 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
1665 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
1667 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
1669 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
1670 and access function against chrec_dont_know.
1672 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
1674 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
1676 (exit_phi_for_loop_p): New function.
1677 (can_put_in_inner_loop): Ditto.
1678 (can_convert_to_perfect_nest): Ditto.
1679 (perfect_nestify): Create iv with right type.
1680 Rewrite statements in correct order.
1682 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
1684 * tree-ssa-alias.c (new_type_alias): Use existing type
1685 tag if VAR has just one in its may_aliases list.
1687 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
1689 * rs6000/predicates.md (scc_operand): New.
1690 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
1692 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
1694 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
1695 dependence-distance modulo VF is 0 are recorded in the
1696 SAME_ALIGN_REFs VEC in each DR.
1697 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
1698 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
1699 DR we want to peel for, is set to 0.
1700 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
1701 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
1703 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
1704 (_stmt_vec_info): Added new field same_align_refs.
1705 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
1707 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
1709 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
1711 2005-06-10 Alan Modra <amodra@bigpond.net.au>
1713 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
1714 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
1715 * config/rs6000/rs6000.c (output_function_profiler): Obey
1716 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
1717 for -fPIC. Delete save_lr and substitute its value into strings.
1719 2005-06-09 Dale Johannesen <dalej@apple.com>
1721 * config/i386/i386.c (optimization_options): Make -fno-math-errno
1722 the default on Darwin.
1723 * config/rs6000/rs6000.c (optimization_options): Ditto.
1724 * doc/invoke.texi (-fno-math-errno): Document.
1726 2005-06-09 Dale Johannesen <dalej@apple.com>
1728 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
1729 Change to TARGET_INVALID_WITHIN_DOLOOP.
1731 2005-06-09 David Edelsohn <edelsohn@gnu.org>
1733 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
1734 * config/rs6000/predicates.md (scc_eq_operand): New.
1736 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
1738 * config/sh/sh.md (mextr_rl): Set buffer size properly.
1739 (*mextr_lr): Likewise.
1741 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
1744 * c.opt (Wc++-compat): New.
1745 * doc/invoke.texi (-Wc++-compat): Document.
1746 * c-typeck.c (convert_for_assignment): Check for implicit
1747 conversion void* -> T*.
1749 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
1751 * machmode.h (to_machine_mode): New.
1752 * rtl.h (to_rtx_code): Likewise.
1753 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
1754 (print_c_condition): Convert return value of htab_find().
1755 (apply_code_macro): Add explicit cast when convertin to enums.
1756 (apply_mode_maps): Likewise.
1757 (check_code_macro): Likewise.
1758 (read_rtx_1): Likewise.
1760 2005-06-09 Richard Henderson <rth@redhat.com>
1762 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
1763 Use SCALAR_FLOAT_MODE_P.
1764 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
1765 (fselect): Rename from fpcmp; use %F.
1768 2005-06-09 Jan Hubicka <jh@suse.cz>
1770 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
1771 local statics when doing unit-at-a-time.
1772 (cgraph_varpool_assemble_pending_decls): Output debug info.
1773 * dwarf2out.c (decls_for_scope): Skip local statics.
1774 (dwarf2out_decl): Handle local statics.
1775 * passes.c (rest_of_decl_compilation): Do not differentiate
1776 local and global statics in unit-at-a-time.
1777 * tree-inline.c (remap_decls): Put local static into
1778 unexpanded_vars_list rather than introducing duplicated VAR_DECL
1781 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
1783 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
1786 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
1788 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
1789 * tree-flow.h (find_what_p_points_to): Add prototype.
1790 (push_fields_onto_fieldstack): Ditto.
1791 (sort_fieldstack): Ditto.
1792 * tree-optimize.c (init_tree_optimization_passes): Add
1793 pass_build_pta and pass_del_pta.
1794 * tree-pass.h (pass_build_pta): New structure.
1795 (pass_del_pta): Ditto.
1796 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
1797 using new alias analyzer.
1798 (push_fields_onto_fieldstack): Removed from here.
1799 (bitpos_of_field): Ditto.
1800 (fieldoff_compare): Ditto.
1801 * tree-ssa-structalias.c: New file.
1802 * tree-ssa-structalias.h: Ditto.
1804 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
1806 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
1809 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1811 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
1812 * config/bfin/bfin.h (enum bfin_builtins): ... here.
1814 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
1816 * target.h (insn_valid_within_doloop): Rename into
1817 "invalid_within_doloop". Change return type to "const char *".
1819 * targhooks.h (default_insn_valid_within_doloop): Rename into
1820 "default_invalid_within_doloop".
1821 * targhooks.c (default_insn_valid_within_doloop): Likewise.
1823 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
1824 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
1825 "default_invalid_within_doloop".
1826 * hooks.c (hook_constcharptr_rtx_null): New function.
1827 (hook_bool_rtx_true): Remove.
1828 * hooks.h (hook_constcharptr_rtx_null): Declare.
1829 (hook_bool_rtx_true): Remove.
1830 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
1831 "invalid_within_doloop" and print error message if non-null.
1833 * doc/tm.texi: Update documentation.
1834 * config/s390/s390.c: Adjust to new hook name and new default hook.
1835 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
1836 into "rs6000_invalid_within_doloop".
1837 (rs6000_invalid_within_doloop): Change return type to "static const
1838 char *" and replace return values. Update Comment.
1840 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1842 * config/bfin/bfin.opt (mlong-calls): New.
1843 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
1844 if TARGET_LONG_CALLS.
1846 2005-06-09 Richard Henderson <rth@redhat.com>
1849 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
1850 (struct tree_decl): Add gimple_reg_flag.
1851 * integrate.c (copy_decl_for_inlining): Copy it.
1852 * gimplify.c (internal_get_tmp_var): Set it.
1853 (gimplify_bind_expr): Likewise.
1854 (gimplify_function_tree): Likewise.
1855 (gimplify_modify_expr_complex_part): New.
1856 (gimplify_modify_expr): Use it.
1857 * tree-gimple.c (is_gimple_reg_type): Allow complex.
1858 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
1860 * tree-complex.c (complex_lattice_t): New.
1861 (complex_lattice_values, complex_variable_components): New.
1862 (some_nonzerop, find_lattice_value, is_complex_reg,
1863 init_parameter_lattice_values, init_dont_simulate_again,
1864 complex_visit_stmt, complex_visit_phi, create_components,
1865 update_complex_components, update_parameter_components,
1866 update_phi_components, update_all_vops, expand_complex_move): New.
1867 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
1869 (update_complex_assignment): Use update_complex_components;
1870 handle updates of return_expr properly.
1871 (expand_complex_addition): Use complex lattice values.
1872 (expand_complex_multiplication): Likewise.
1873 (expand_complex_division): Likewise.
1874 (expand_complex_libcall): Use update_complex_components.
1875 (expand_complex_comparison): Use update_stmt.
1876 (expand_complex_operations_1): Use expand_complex_move, retrieve
1878 (tree_lower_complex): Compute lattice values.
1879 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
1880 (pass_lower_complex_O0): Rename from pass_lower_complex.
1881 (pass_lower_complex, gate_no_optimization): New.
1882 * tree-optimize.c (init_tree_optimization_passes): Update for
1883 complex pass changes.
1884 * tree-pass.h (pass_lower_complex_O0): Declare.
1886 2005-06-08 Dale Johannesen <dalej@apple.com>
1888 * config/darwin.c (darwin_binds_local_p): New.
1889 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
1890 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
1891 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
1892 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
1894 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1896 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
1897 rs6000_isel, rs6000_spe, rs6000_alignment_string,
1898 rs6000_sched_restricted_insns_priority_str,
1899 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
1901 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1903 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
1904 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
1905 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
1906 multiplier_allowed_in_address_p, get_address_cost): Ditto.
1908 2005-06-08 Richard Henderson <rth@redhat.com>
1910 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
1911 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
1912 Emit out3 load right after alloc.
1914 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1916 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1917 rs6000_explicit_options.
1919 2005-06-08 Richard Henderson <rth@redhat.com>
1921 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
1922 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
1924 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
1926 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
1928 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
1931 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
1934 * config/sparc/sparc.c (sparc_fold_builtin): New function
1935 (sparc_vis_mul8x16): New function.
1936 (sparc_handle_vis_mul8x16): New function.
1937 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
1939 2005-06-08 David Edelsohn <edelsohn@gnu.org>
1941 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
1943 (call_indirect_nonlocal_aix64): Same.
1944 (call_value_indirect_nonlocal_aix32): Same.
1945 (call_value_indirect_nonlocal_aix64): Same.
1948 (eq): Use CLZ splitter for compare with zero.
1950 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
1952 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
1953 everything larger than 8 bytes in memory.
1955 * config/bfin/bfin.h (enum bfin_builtins): New.
1956 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
1958 (csync, ssync): New insn patterns.
1959 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
1961 (def_builtin): New macro.
1962 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
1964 From Jie Zhang <jie.zhang@analog.com>
1965 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
1966 behavior of the native assembler in VDSP. So change accordingly.
1968 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
1970 * tree-data-ref.c (compute_estimated_nb_iterations,
1971 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
1972 analyze_subscript_affine_affine, find_data_references_in_loop):
1973 Fixed to use chrec_contains_undetermined to test the values of
1974 loop->estimated_nb_iterations.
1975 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1976 Compute the estimation only when loop->estimated_nb_iterations
1977 has not yet been initialized.
1978 (convert_step_widening, scev_probably_wraps_p): Add a call to
1979 estimate_numbers_of_iterations_loop.
1980 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
1982 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1985 * dwarf2out.c (add_loc_descr_op_piece): Move to the
1986 DWARF2_DEBUGGING_INFO section.
1988 2005-06-08 Richard Henderson <rth@redhat.com>
1991 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
1993 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1996 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
1997 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
1998 (TARGET_ASM_OUT): Add it.
1999 * doc/tm.texi (Debugging Info): Document it.
2000 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
2001 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
2002 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
2003 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
2004 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
2005 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
2006 (gen_inlined_tls_plt): Remove unused variable MEM.
2007 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
2008 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2009 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
2010 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
2012 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
2013 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2014 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
2015 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
2017 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
2018 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2019 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
2020 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
2022 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
2023 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2024 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
2025 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
2027 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
2028 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2029 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
2030 (TARGET_GNU_TLS): Define to 1.
2031 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
2032 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
2034 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
2035 if TARGET_GNU_TLS only.
2036 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
2038 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
2039 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
2041 2005-06-07 Dale Johannesen <dalej@apple.com>
2043 * config/i386/i386.md (movqi_1): Fix case where source
2044 is memory and destination EDI.
2046 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
2048 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
2050 2005-06-07 Eric Christopher <echristo@redhat.com>
2052 * system.h: Poison EXTRA_CC_MODES.
2053 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
2054 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
2055 * doc/md.texi (Jump Patterns): Replace reference to
2056 EXTRA_CC_MODES with machine-modes.def.
2057 * doc/rtl.texi (Machine Modes): Ditto.
2059 2005-06-07 Richard Henderson <rth@redhat.com>
2061 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
2062 (assemble_start_function): Fix strcmp confusion.
2064 2005-06-07 Uros Bizjak <uros@kss-loka.si>
2066 * config/i386/i386.h (enum ix86_entity): New.
2067 (enum ix86_stack_slot): New.
2068 (OPTIMIZE_MODE_SWITCHING): Redefine to use
2069 ix86_optimize_mode_switching[] array.
2070 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
2071 (MODE_NEEDED): Use ix86_mode_needed() function.
2072 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
2074 (struct machine_function): Use optimize_mode_switching[] array.
2076 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
2077 (ix86_mode_needed): New function.
2078 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
2079 correct stack positions for stored control words.
2080 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
2081 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
2083 [IX86_BUILTIN_STMXCSR]: Same.
2085 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
2086 (emit_i387_cw_initialization): Change prototype.
2087 (ix86_mode_needed): New prototype.
2089 * config/i386/i386.md (i387_cw attribute): Change order of elements.
2090 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
2091 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
2092 (*fist<mode>2_ceil_1): Change constant in call to
2093 assign_386_stack_local to SLOT_TEMP.
2094 (*fix_trunc<mode>_i387_1): Change constant in call to
2095 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
2096 Use new ix86_optimize_mode_switching[] array.
2097 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
2098 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
2099 Use new ix86_optimize_mode_switching[] array.
2100 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
2101 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
2102 Use new ix86_optimize_mode_switching[] array.
2103 (frndintxf2_trunc): Change constants in call to
2104 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
2105 Use new ix86_optimize_mode_switching[] array.
2106 (frndintxf2_mask_pm): Change constants in call to
2107 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
2108 Use new ix86_optimize_mode_switching[] array.
2110 (define_peephole2): Change constant from 17 to FLAGS_REG;
2112 2005-06-07 Richard Henderson <rth@redhat.com>
2115 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
2117 2005-06-07 Dale Johannesen <dalej@apple.com>
2119 * tree-nested.c (finalize_nesting_tree_1): Disable
2120 warn_padded around layout_type call.
2122 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2124 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
2127 2005-06-07 Eric Christopher <echristo@redhat.com>
2129 * config/mips/predicates.md: Revert previous patch.
2131 2005-06-07 Jakub Jelinek <jakub@redhat.com>
2134 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
2137 2005-06-07 Diego Novillo <dnovillo@redhat.com>
2139 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
2140 (thread_stats): New local variable.
2141 (redirect_edges): Increment count of threaded edges.
2142 (thread_through_all_blocks): Initialize thread_stats.
2143 Display number of threaded jumps if TDF_STATS is enabled.
2145 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
2147 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
2148 the current bit index with no modulo.
2150 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
2152 PR 18403 and meta PR 21861.
2153 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
2154 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
2155 (evolution_function_is_invariant_rec_p,
2156 evolution_function_is_invariant_p): New.
2157 (chrec_convert): Use an extra parameter AT_STMT for refining the
2158 information that is passed down to convert_step. Integrate the
2159 code that was in count_ev_in_wider_type.
2160 * tree-chrec.h (count_ev_in_wider_type): Removed.
2161 (chrec_convert): Modify its declaration.
2162 (evolution_function_is_invariant_p): Declared.
2163 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
2164 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
2165 (scev_probably_wraps_p): Declared.
2166 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
2167 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
2168 Use an extra parameter AT_STMT for refining the information that is
2169 passed down to convert_step.
2170 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
2171 analyze_scalar_evolution_1): Initialize AT_STMT with the current
2173 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
2174 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
2175 can_count_iv_in_wider_type to use convert_step.
2176 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
2177 code that is independent of the loop over the known iteration
2178 bounds to convert_step_widening, the rest is moved to
2179 proved_non_wrapping_p.
2180 (scev_probably_wraps_p): New.
2181 (can_count_iv_in_wider_type): Renamed convert_step.
2182 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
2183 Use scev_probably_wraps_p for computing init_is_max.
2184 (vrp_visit_assignment): Pass the current analyzed statement to
2185 adjust_range_with_scev.
2186 (execute_vrp): Call estimate_numbers_of_iterations for refining the
2187 information provided by scev analyzer.
2189 2005-06-07 Eric Christopher <echristo@redhat.com>
2191 * config/mips/predicates.md (sleu_operand): Use
2192 IN_RANGE to specify range of operand.
2194 2005-06-07 Steven Bosscher <stevenb@suse.de>
2196 PR tree-optimization/21847
2197 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
2198 -fnon-call-exceptions, also mark statements inherently
2199 necessary if they may throw.
2201 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
2203 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
2204 ("type"): Add "sem" to 'type' attribute.
2205 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
2206 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
2207 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
2208 "*sync_compare_and_swap_ccsi"): New patterns.
2209 * config/s390/2064.md: ("z_sem"): New insn_reservation.
2210 * config/s390/2084.md: ("x_sem"): New insn_reservation.
2211 * config/s390/s390.c: (s390_compare_emitted): New global variable.
2212 (s390_emit_compare): Do not emit comparison again after cas.
2213 * config/s390/s390.h (s390_compare_emitted): Declare.
2215 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
2217 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
2218 sbitmap_iter_cond, sbitmap_iter_next): New.
2219 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
2220 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
2221 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
2222 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
2224 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2226 * tree-ssa-address.c: New file.
2227 * Makefile.in (tree-ssa-address.o): Add.
2228 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
2229 INDIRECT_REFs. Handle TARGET_MEM_REFs.
2230 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
2231 * tree-flow.h (struct mem_address): New.
2232 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
2233 (create_mem_ref, addr_for_mem_ref, get_address_description,
2234 maybe_fold_tmr, multiplier_allowed_in_address_p,
2235 multiply_by_cost): Declare.
2236 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
2237 * tree-pretty-print.c (dump_generic_node): Ditto.
2238 * tree-ssa-loop-im.c (for_each_index): Ditto.
2239 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
2240 find_interesting_uses_address): Ditto.
2241 (rewrite_address_base, build_addr_strip_iref): Removed.
2242 (struct affine_tree_combination): Moved to tree-flow.h.
2243 (get_ref_tag, copy_ref_info): New functions.
2244 (rewrite_use_address): Produce TARGET_MEM_REFs.
2245 (tree_ssa_iv_optimize): Do not call update_ssa
2246 and rewrite_into_loop_closed_ssa.
2247 (tree_to_aff_combination): Use build_fold_addr_expr instead of
2248 build_addr_strip_iref.
2249 (unshare_aff_combination): New function.
2250 (fold_affine_sum): Removed.
2251 (get_computation_at): Use get_computation_aff. Unshare the result.
2252 (get_computation_aff, multiplier_allowed_in_address_p): New function.
2253 (multiply_by_cost): Exported.
2254 (get_address_cost): Use multiplier_allowed_in_address_p.
2255 * tree-ssa-operands.c (get_tmr_operands): New function.
2256 (get_expr_operands): Handle TARGET_MEM_REFs.
2257 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
2258 (build): Handle 7 arguments.
2259 (build7_stat): New function.
2260 * tree.def (TARGET_MEM_DEF): New.
2261 * tree.h (REF_ORIGINAL): Removed.
2262 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
2263 TMR_TAG, build7): New macros.
2264 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
2265 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
2266 * doc/c-tree.texi: Document TARGET_MEM_REF.
2267 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
2269 2005-06-07 Jakub Jelinek <jakub@redhat.com>
2272 * dwarf2out.c (add_loc_descr_op_piece): New function.
2273 (multiple_reg_loc_descriptor, concat_loc_descriptor,
2274 loc_descriptor): Use it.
2275 * var-tracking.c: Include regs.h and expr.h.
2276 (emit_note_insn_var_location): Skip over pieces where offset
2277 is smaller than previous offset plus previous piece mode size.
2278 Optimize adjacent hard registers or memory locations.
2279 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
2281 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
2283 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
2285 * gimplify.c (gimplify_cond_expr): No need to fix up the
2288 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
2290 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
2293 2005-06-07 Geoffrey Keating <geoffk@apple.com>
2295 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
2296 'stwux' instructions that are considered to be stack decrements.
2298 * rtlanal.c (subreg_offset_representable_p): Handle objects
2301 2005-06-06 Uros Bizjak <uros@kss-loka.si>
2303 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
2304 in call to pre_edge_lcm.
2306 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
2308 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
2309 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
2310 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
2312 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
2313 dwarf register number for SHmedia.
2314 (shmedia_fallback_frame_state): New.
2315 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
2317 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
2319 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
2321 * c-lex.c (lex_string): Use XOBFINISH.
2322 * collect2.c (extract_string, dump_file): Likewise.
2323 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
2324 * gcc.c (init_spec, build_search_list, convert_filename,
2325 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
2326 * genpreds.c (write_predicate_subfunction): Likewise.
2327 * genflags.c (main): Likewise.
2328 * read-rtl.c (mode_attr_index, apply_macro_to_string,
2329 join_c_conditions, read_quoted_string, read_braced_string,
2330 read_rtx_1): Likewise.
2331 * stringpool.c (ggc_alloc_string): Likewise.
2332 * tlink.c (obstack_fgets, recompile_files): Likewise.
2334 2005-06-06 Jakub Jelinek <jakub@redhat.com>
2336 * intl.h (G_): New macro.
2337 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
2338 instead of msgid for argument name.
2339 * tree-ssa.c (warn_uninit): Likewise.
2340 * c-parser.c (c_parser_error): Likewise.
2341 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2342 * config/darwin-c.c (BAD): Likewise.
2343 * config/c4x/c4x-c.c (BAD): Likewise.
2344 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2345 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
2346 * c-common.c (c_parse_error): Likewise.
2347 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
2348 warning0, pedwarn, error, sorry, fatal_error, internal_error):
2350 (fnotice): Use cmsgid instead of msgid for argument name.
2351 * gcov.c (fnotice): Likewise.
2352 * protoize.c (notice): Likewise.
2353 * final.c (output_operand_lossage): Likewise.
2354 * gcc.c (fatal, notice): Likewise.
2355 (error): Use gmsgid instead of msgid for argument name.
2356 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
2357 of msgid for argument name.
2358 (error): Use gmsgid instead of msgid for argument name.
2359 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
2361 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
2362 * tree-inline.c (inline_forbidden_p_1): Likewise.
2363 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
2364 conventions for marking translations.
2365 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
2367 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
2370 * fold-const.c (operand_equal_p): Don't return 1, if element
2371 chains for 2 VECTOR_CSTs are not the same length.
2374 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
2375 not all VECTOR_CST elements are given.
2377 * combine.c (try_combine): Use hard_regno_nregs array instead of
2378 HARD_REGNO_NREGS macro.
2379 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
2380 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
2381 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
2383 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
2385 * tree-ssa-reassoc.o: New.
2386 (OBJS-common): Add tree-ssa-reassoc.o
2387 * timevar.def: Add TV_TREE_REASSOC
2388 * tree-optimize.c (pass_reassoc): Add call.
2389 * tree-pass.h (pass_reassoc): Add.
2390 * tree-ssa-reassoc.c: New file.
2392 2005-06-06 Eric Christopher <echristo@redhat.com>
2395 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
2397 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2399 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
2400 HAVE_GAS_MAX_SKIP_P2ALIGN.
2401 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
2403 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2405 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
2406 getopt.h dependency.
2407 (mips-tdump.o): Likewise.
2409 2005-06-06 Jan Hubicka <jh@suse.cz>
2411 * predict.c (tree_predict_edge): Don't drop useless predictions;
2412 check that it is not called too late in the game.
2413 (gate_estimate_probability): New gate.
2414 (pass_profile): Gate.
2415 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
2416 predictions; update CFG instead.
2417 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
2419 2005-06-06 Jie Zhang <jie.zhang@analog.com>
2421 * config.gcc (bfin*-uclinux*): New.
2422 * config/bfin/uclinux.h: New file.
2424 2005-06-06 Ben Elliston <bje@au.ibm.com>
2426 * doc/md.texi (Insn Splitting): Fix some wording.
2428 2005-06-05 David Edelsohn <edelsohn@gnu.org>
2430 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
2431 (rs6000_emit_swdivdf): New function.
2432 * config/rs6000/rs6000.md (fres): New pattern.
2433 (divsf3): Add approximation through rs6000_emit_swdivsf.
2434 (fred): New pattern.
2435 (divdf3): Add approximation through rs6000_emit_swdivdf.
2436 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
2437 (rs6000_emit_swdivdf): Declare.
2438 * config/rs6000/rs6000.opt (mswdiv): New option.
2439 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
2441 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
2443 PR tree-optimization/21846
2444 * tree-cfg.c (replace_uses_by): Update information stored at loops.
2445 * tree-flow.h (substitute_in_loop_info): Declare.
2446 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
2447 Ensure that chrec_dont_know and chrec_known have a type.
2448 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
2450 2005-06-05 Steven Bosscher <stevenb@suse.de>
2452 * config/i386/i386.c (x86_use_loop): Remove.
2453 * config/i386/i386.h (x86_use_loop): Remove extern decl.
2454 (TARGET_USE_LOOP): Remove.
2455 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
2456 Also remove related define_splits.
2458 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
2460 * tree-flow.h (stmt_ann_d): Move aux to ...
2461 (tree_ann_common_d): ... here.
2462 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
2463 move_computations_stmt, schedule_sm): Update references to
2465 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
2466 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
2467 call to set_stmt_info.
2468 (vect_transform_loop): Likewise.
2469 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
2472 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
2474 (vect_mark_relevant): Takes two additional arguments - live_p and
2475 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
2476 (vect_stmt_relevant_p): Differentiate between a live stmt and a
2477 relevant stmt. Return two values = live_p and relevant_p.
2478 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
2479 vect_stmt_relevant_p with additional arguments. Phis are no longer
2480 put into the worklist (analyzed seperately in analyze_scalar_cycles).
2481 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
2482 stmt that is marked as irrelevant and live, cause it's only used out
2483 side the loop, may need to be vectorized (e.g. reduction).
2484 (vect_analyze_operations): Examine phis. Call
2485 vectorizable_live_operation for for LIVE_P stmts. Check if
2487 (vect_analyze_scalar_cycles): Update documentation. Don't fail
2488 vectorization - just classify the scalar cycles created by the loop
2489 phis. Call vect_is_simple_reduction.
2490 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
2491 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
2492 call to set_stmt_info.
2493 (vect_get_vec_def_for_operand): Code reorganized - the code that
2494 classifies the type of use was factored out to vect_is_simple_use.
2495 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
2496 additional arguments.
2497 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
2498 and computes a loop_vec_def.
2499 (vectorizable_operation, vectorizable_load, vectorizable_condition):
2501 (vectorizable_live_operation): New.
2502 (vect_transform_stmt): Handle LIVE_P stmts.
2503 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
2504 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
2505 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
2506 (vect_is_simple_use): Determine the type of the def and return it
2507 in a new function argument. Consider vect_reduction_def and
2508 vect_induction_def, but for now these are not supported.
2509 (vect_is_simple_reduction): New. Empty for now.
2510 * tree-vectorizer.h (vect_def_type): New enum type.
2511 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
2512 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
2513 (vect_is_simple_use): New arguments added to function declaration.
2514 (vect_is_simple_reduction): New function declaration.
2515 (vectorizable_live_operation): New function declaration.
2517 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
2518 (vect_can_advance_ivs_p): Likewise.
2519 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
2521 2005-06-05 Eric Christopher <echristo@redhat.com>
2523 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
2525 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
2528 * config/mmix/mmix.md ("*movdicc_real_foldable")
2529 ("*movdfcc_real_foldable", "*bCC_foldable")
2530 ("*bCC_inverted_foldable"): Specify DImode for register being
2533 2005-06-04 Roger Sayle <roger@eyesopen.com>
2535 * reg-stack.c (struct block_info_def): Correct grammar typo.
2536 (compensate_edge): Clean-up. Perform as little work as possible
2537 when src and dest stacks match. Avoid modifying block_info.
2538 Reorder and simplify assertion checks. Avoid unnecessary copying
2539 of regstack structure.
2540 (convert_regs_1): Set the done flag here...
2541 (convert_regs_2): ... instead of here.
2543 2005-06-04 Dale Johannesen <dalej@apple.com>
2545 * config/rs6000/rs6000.c (no_global_regs_above): New.
2546 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
2547 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
2548 (rs6000_conditional_register_usage): Don't put Darwin PIC
2549 register in global_regs.
2550 (rs6000_stack_info): Don't set lr_save_p just because Darwin
2552 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
2553 if not done by lr_save_p.
2554 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
2555 Use rotate instead of ashift.
2556 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
2557 (call_value_indirect_nonlocal_sysv): Ditto.
2559 2005-06-04 Jan Hubicka <jh@suse.cz>
2561 * cgraphunit.c (cgraph_reset_node): Break out from ...
2562 (cgraph_finalize_function): ... here.
2563 (cgraph_finalize_compilation_unit): Reset nodes where backend
2566 2005-06-04 Richard Henderson <rth@redhat.com>
2569 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
2570 until we've passed initial ldgp.
2572 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
2574 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
2575 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
2576 * expr.c (expand_var): Ditto.
2577 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
2578 * gimplify.c (gimplify_decl_expr): Ditto.
2579 (gimplify_expr): Ditto.
2580 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
2581 * tree.c (value_expr_for_decl): New.
2582 (print_value_expr_statistics): New.
2583 (init_ttree): Init value_expr_for_decl.
2584 (decl_value_expr_lookup): New.
2585 (decl_value_expr_insert): Ditto.
2586 (copy_node_stat): Copy DECL_VALUE_EXPR status.
2587 * tree.h (DECL_VALUE_EXPR): Use hashtable.
2588 (SET_DECL_VALUE_EXPR): New.
2589 (DECL_HAS_VALUE_EXPR_P): New.
2591 2005-06-04 Steven Bosscher <stevenb@suse.de>
2593 * lcm.c: Move all mode-switching related functions from here...
2594 * mode-switching.c: ...to this new file.
2595 * doc/passes.texi: Update accordingly.
2597 * basic-block.h (label_value_list): Remove extern decl.
2598 * cfgrtl.c (label_value_list): Remove.
2599 (can_delete_label_p): Don't look at it.
2600 * cfgcleanup.c (cleanup_cfg): Don't free it.
2602 * common.opt: Don't refer to non-existing flag_alias_check.
2604 2005-06-04 David Edelsohn <edelsohn@gnu.org>
2606 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
2608 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
2610 * function.c (prologue, epilogue, sibcall_epilogue): Change
2611 their types to VEC(int,heap)*.
2612 (free_after_compilation): Free the three vectors above.
2613 (init_function_for_compilation, record_insns, contains,
2614 prologue_epilogue_contains, sibcall_epilogue_contains,
2615 reposition_prologue_and_epilogue_notes): Use VEC instead of
2616 VARRAY. (init_function_once): Remove.
2617 * function.h: Remove the prototype for init_function_once.
2618 * toplev.c (backend_init): Don't call init_function_once.
2620 2005-06-04 Jan Hubicka <jh@suse.cz>
2622 * predict.c (tree_predict_edge): Do not predict entry edge and
2623 single succestor edge.
2625 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
2628 * c-typeck.c (push_init_level): Don't pop levels without braces if
2631 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
2633 * tree-data-ref.c (compute_self_dependence): New function.
2634 (compute_all_dependences): Use it.
2636 2005-06-03 Geoffrey Keating <geoffk@apple.com>
2638 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
2639 (c_parser_expr_list): Don't use chainon().
2641 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
2642 when -isysroot passed.
2644 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
2647 * c-decl.c (start_function): Restore label_context_stack_se and
2648 label_context_stack_vm if returning with an error.
2650 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
2652 * configure.ac: Check declaration for asprintf, needed by
2654 * configure: Regenerate.
2655 * config.in: Likewise.
2657 2005-06-03 Diego Novillo <dnovillo@redhat.com>
2659 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
2660 allocate info array.
2661 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
2662 range to varying in cast expressions that change
2665 2005-06-03 Eric Christopher <echristo@redhat.com>
2667 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
2670 2005-06-03 Jan Hubicka <jh@suse.cz>
2672 * basic-block.h (remove_predictions_associated_with_edge): Declare.
2673 * cfg.c (remove_edge): Use it.
2674 * predict.c (remove_predictions_associated_with_edge): New function.
2676 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
2678 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2679 Clear call_realy_used_regs[r2] when ABI_AIX.
2681 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
2684 * fold-const.c (fold_binary): Fix type mismatches in folding
2687 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
2689 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
2692 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
2694 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
2696 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
2698 * reload1.c (reload): Revert my previous patch.
2700 2005-06-03 Nick Clifton <nickc@redhat.com>
2702 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
2705 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
2707 PR tree-optimization/21849
2708 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
2710 2005-06-02 Richard Henderson <rth@redhat.com>
2712 * Makefile.in (tree-vect-generic.o): New.
2713 (OBJS-common, GTFILES, s-gtype): Add it.
2714 * tree-complex.c (build_replicated_const, vector_inner_type,
2715 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
2716 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
2717 do_negate, expand_vector_piecewise, expand_vector_parallel,
2718 expand_vector_addition, expand_vector_operation,
2719 type_for_widest_vector_mode, expand_vector_operations_1,
2720 gate_expand_vector_operations, expand_vector_operations,
2721 pass_lower_vector_ssa): Move to tree-vect-generic.c.
2722 (tree_lower_complex): Rename from tree_lower_operations.
2723 (pass_lower_complex): Rename from pass_pre_expand.
2724 * tree-vect-generic.c: New file.
2725 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
2726 (pass_lower_vector): New.
2727 * tree-optimize.c (init_tree_optimization_passes): Update to match.
2729 2005-06-02 Richard Henderson <rth@redhat.com>
2731 * modulo-sched.c (doloop_register_get): Protect against
2732 doloop_end not defined.
2734 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2736 * config/sh/sh.c (general_movsrc_operand,
2737 general_movdst_operand, arith_reg_operand, arith_reg_dest,
2738 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
2739 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
2740 xor_operand, cmp_operand, logical_operand, and_operand,
2741 fpscr_operand, fpul_operand, symbol_ref_operand,
2742 commutative_float_operator, noncommutative_float_operator,
2743 unary_float_operator, binary_float_operator,
2744 binary_logical_operator, equality_comparison_operator,
2745 greater_comparison_operator, less_comparison_operator,
2746 shift_operator, logical_operator, target_reg_operand,
2747 target_operand, mextr_bit_offset, extend_reg_operand,
2748 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
2749 general_extend_operand, ua_address_operand,
2750 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
2751 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
2752 shift_count_reg_operand, shift_count_operand,
2753 unaligned_load_operand): Move to ...
2754 * config/sh/predicates.md: ... here.
2755 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2758 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
2760 * tree.c (build_common_builtin_nodes): Fix the return type on
2763 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2765 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
2766 (find_interesting_uses_address): Use build_fold_addr_expr instead.
2767 (strip_offset_1): Likewise.
2768 (tree_to_aff_combination): Likewise.
2770 2005-06-02 DJ Delorie <dj@redhat.com>
2772 * convert.c (convert_to_pointer): Avoid recursion if no conversion
2775 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2777 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
2778 binary operations with the correct types.
2779 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
2780 for all computation.
2782 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2784 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
2785 config/rs6000/rs6000.md: Fix comment typos. Follow splling
2787 * doc/install.texi: Fix a typo.
2789 2005-06-02 Jan Hubicka <jh@suse.cz>
2791 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
2792 inline functions are not local.
2794 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2796 * gimplify.c (gimplify_ctx): Change the type of case_labels to
2798 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
2801 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2803 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
2806 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
2808 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
2810 (s390_dump_pool): Likewise.
2811 (s390_mainpool_start, s390_mainpool_finish): Likewise.
2812 (s390_chunkify_start): Likewise.
2813 (s390_dump_execute): Remove.
2814 (s390_reorg): Handle out-of-pool execute templates.
2816 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
2818 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
2821 2005-06-02 Jan Hubicka <jh@suse.cz>
2823 * cgraph.c (cgraph_node): Maintain master clones.
2824 (cgraph_remove_node): Likewise.
2825 (availability_names): New static variable.
2826 (dump_cgraph_node): Dump availability.
2827 (dump_cgraph_varpool_node): Likewise.
2828 (cgraph_is_master_clone, cgraph_master_clone,
2829 cgraph_function_body_availability,
2830 cgraph_variable_initializer_availability): New functions.
2831 * cgraph.h (availability): New enum.
2832 (struct cgraph_node): Add master_clone.
2833 (cgraph_is_master_clone, cgraph_master_clone,
2834 cgraph_function_body_availability,
2835 cgraph_variable_initializer_availability): Declare.
2836 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
2837 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
2838 * ipa-inline.c (cgraph_decide_inlining): Do not call
2839 cgraph_remove_unreachable_nodes.
2841 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
2844 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2847 * tree-vrp.c (nonnull_arg_p): New.
2848 (get_value_range): Call it.
2850 2005-06-02 Eric Christopher <echristo@redhat.com>
2852 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
2854 (mips_rtx_cost_data): New datatype.
2855 (MEMORY_MOVE_COST): Use data from structure.
2856 (BRANCH_COST): Ditto.
2857 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
2858 * config/mips/mips.md (cpu): Rework for processor_type changes.
2859 * config/mips/mips.c (mips_cost): New variable.
2860 (DEFAULT_COSTS): Define.
2861 (mips_rtx_cost_data): New.
2862 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
2863 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
2864 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
2865 (override_options): Set cost data.
2866 (mips_register_move_cost): Formatting changes.
2867 (bdesc_arrays): Use PROCESSOR_MAX.
2868 (mips_init_builtins): Ditto.
2870 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2873 * doc/invoke.texi: Document -ftree-vrp.
2875 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
2877 PR tree-optimization/21734
2878 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
2879 phi_result when current_def is not available.
2880 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
2883 2005-06-02 David Edelsohn <edelsohn@gnu.org>
2885 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
2886 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
2888 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2890 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
2892 2005-06-02 Jan Hubicka <jh@suse.cz>
2894 * cgraph.c (dump_cgraph_node): Print new flags.
2895 (dump_cgraph_varpool_node): Likewise.
2896 (decide_variable_is_needed): Initialize externally_visible flag.
2897 * cgraph.h (cgraph_local_info): Add externally_visible flag.
2898 (cgraph_varpool_node): Likewise.
2899 (cgraph_function_flags_ready): Declare.
2900 * cgraph.c (cgraph_mark_local_functions): Rename to ...
2901 (cgraph_function_and_variable_visibility) ... this one; handle
2902 externally_visible flags.
2903 (decide_is_function_needed): Set externally_visible flag.
2904 (cgraph_finalize_function): Deal properly with early cleanups.
2905 (cgraph_optimize): Update call of
2906 cgraph_function_and_variable_visibility.
2908 2005-06-02 Steven Bosscher <stevenb@suse.de>
2909 Mostafa Hagog <mustafa@il.ibm.com>
2911 * cfgloop.h (doloop_condition_get): Make external.
2912 * loop-doloop.c (doloop_condition_get): Generalize to make it
2913 usable in modulo-sched.c.
2914 * modulo-sched.c (doloop_register_get): Use
2915 doloop_condition_get instead of duplicating it.
2917 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
2919 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
2920 the correct set of init_insns that need deletion.
2921 * local-alloc.c (update_equiv_regs): When substituting sole definition
2922 into sole use of a reg, delete it from liveness information.
2924 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2926 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
2928 2005-06-01 Diego Novillo <dnovillo@redhat.com>
2930 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
2931 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
2932 * fold-const.c (invert_tree_comparison): Make extern.
2933 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
2934 (struct value_range_def): Limewise.
2935 (get_value_range): Remove.
2936 (dump_value_range): Remove.
2937 (dump_all_value_ranges): Remove.
2938 (debug_all_value_ranges): Remove.
2939 (vrp_evaluate_conditional): Declare.
2940 * tree-ssa-propagate.c (struct prop_stats_d): Add field
2942 (substitute_and_fold): Add argument use_ranges_p.
2944 If use_ranges_p is true, call fold_predicate_in to fold
2945 predicates using range information.
2946 Ignore ASSERT_EXPRs.
2947 Change debugging output to only show statements that have been
2949 (replace_phi_args_in): Move debugging output code from
2950 substitute and fold.
2951 (fold_predicate_in): New local function.
2952 * tree-ssa-propagate.h (enum value_range_type): Move from
2954 (struct value_range_d): Likewise.
2956 (value_range_t): Rename from value_range.
2957 * tree-vrp.c (found_in_subgraph): Rename from found.
2958 (get_opposite_operand): Remove.
2959 (struct assert_locus_d): Declare.
2960 (assert_locus_t): Declare.
2961 (need_assert_for): Declare.
2962 (asserts_for): Declare.
2963 (blocks_visited): Declare.
2964 (vr_value): Declare.
2965 (set_value_range): Add argument 'equiv'.
2966 Don't drop to VARYING ranges that cover all values in the
2968 Make deep copy of equivalence set 'equiv'.
2969 (copy_value_range): New local function.
2970 (set_value_range_to_undefined): New local function.
2971 (compare_values): Return -2 if either value has overflowed.
2972 (range_includes_zero_p): New local function.
2973 (extract_range_from_assert): Flip the predicate code if the
2974 name being asserted is on the RHS of the predicate.
2975 Avoid creating unnecessary symbolic ranges if the comparison
2976 includes another name with a known numeric range.
2977 Update the equivalnce set of the new range when asserting
2979 (extract_range_from_ssa_name): Update the equivalence set of
2980 the new range with VAR.
2981 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
2982 If -fwrapv is used, set the resulting range to VARYING if the
2983 operation overflows. Otherwise, use TYPE_MIN_VALUE and
2984 TYPE_MAX_VALUE to represent -INF and +INF.
2985 Fix handling of *_DIV_EXPR.
2986 (extract_range_from_unary_expr): Handle MINUS_EXPR and
2987 ABS_EXPR properly by switching the range around if necessary.
2988 (extract_range_from_comparison): New local function.
2989 (extract_range_from_expr): Call it.
2990 (adjust_range_with_scev): Do not adjust the range if using
2991 wrapping arithmetic (-fwrapv).
2992 (dump_value_range): Also show equivalence set.
2993 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
2994 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
2995 (infer_value_range): Change return value to bool.
2996 Add arguments 'comp_code_p' and 'val_p'.
2997 Do not attempt to infer ranges from statements that may throw.
2998 Store the comparison code in comp_code_p.
2999 Store the other operand to be used in the predicate in val_p.
3000 (dump_asserts_for): New.
3001 (debug_asserts_for): New.
3002 (dump_all_asserts): New.
3003 (debug_all_asserts): New.
3004 (register_new_assert_for): New.
3005 (register_edge_assert_for): New.
3006 (find_conditional_asserts): New.
3007 (find_assert_locations): New.
3008 (process_assert_insertions_for): New.
3009 (process_assert_insertions): New.
3010 (insert_range_assertions): Initialize found_in_subgraph,
3011 blocks_visited, need_assert_for and asserts_for.
3012 Call find_assert_locations and process_assert_insertions.
3013 (remove_range_assertions): Add more documentation.
3014 (vrp_initialize): Change return type to void.
3015 Do not try to guess if running VRP is worth it.
3016 (compare_name_with_value): New.
3017 (compare_names): New.
3018 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
3019 use_equiv_p is true, call compare_names and
3020 compare_name_with_value to compare all the ranges for every
3021 name in the equivalence set of the predicate operands.
3023 (vrp_meet): Try harder not to derive a VARYING range.
3024 If two values meet, the resulting equivalence set is the
3025 intersection of the two equivalence sets.
3026 (vrp_visit_phi_node): Call copy_value_range to get the current
3027 range information of the LHS.
3028 (vrp_finalize): Create a value vector representing all the
3029 names that ended up with exactly one value in their range.
3030 Call substitute_and_fold.
3031 (execute_vrp): Document equivalence sets in ranges.
3032 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
3033 (struct tree_ssa_name): Remove field value_range.
3034 (invert_tree_comparison): Declare.
3036 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
3038 Fix PR tree-optimization/21839
3040 * gimplify.c (zero_sized_field_decl): New function.
3041 (gimplify_init_ctor_eval): Use it.
3043 2005-06-01 Josh Conner <jconner@apple.com>
3046 * gimplify.c (gimplify_init_constructor): Don't spill initializer
3047 to read-only memory if it's sparse.
3049 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
3051 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
3052 Add documentation for REG_SETJMP
3054 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
3056 * stmt.c (expand_case): Use build_int_cst.
3057 (node_has_low_bound): Likewise, and correct type mismatch.
3058 (node_has_high_bound): Likewise.
3059 * fold-const.c (fold_binary): Ensure we build trees
3060 with the correct types - undo what STRIP_NOPS possibly did.
3062 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
3064 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
3065 * fold-const.c (fold_indirect_ref_1): No longer static.
3066 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
3067 folding, if possible.
3069 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
3071 * common.opt (fjump-tables): New.
3072 * doc/invoke.texi (-fno-jump-tables): Document.
3073 * stmt.c (expand_end_case_type): Do not emit jump tables unless
3076 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
3078 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
3079 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
3080 (sunlt, sunle): Enable patterns on VFP.
3082 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
3083 f_stored, f_flag, f_cvt.
3084 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
3085 Include arm1020e.md.
3086 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
3087 the ds and fmac pipelines. Re-work all load and store patterns and
3088 all conversion patterns to use new attributes. Adjust reservation
3089 descriptions accordingly.
3090 * arm1020e.md: New file.
3091 * t-arm: Add dependency.
3093 2005-06-01 Jan Hubicka <jh@suse.cz>
3095 * except.c (struct eh_region): Kill unused fields.
3096 * basic-block.h (struct basic_block_def): Likewise.
3098 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
3100 PR rtl-optimization/21767
3101 * rtl.h (function_invariant_p): Re-add declaration.
3102 * reload1.c (function_invariant_p): No longer static.
3103 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
3104 might have become invalid.
3106 2005-06-01 Jakub Jelinek <jakub@redhat.com>
3110 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
3111 on variable sizes types if a decl is a pointer to a VLA.
3112 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
3113 Call gimplify_type_sizes on aggregate fields. Prevent infinite
3116 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
3118 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
3119 _mm_set_ps, _mm_setr_ps): Add __extension__.
3120 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
3121 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
3122 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
3124 (_mm_clflush): Don't use return in void function.
3126 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
3127 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
3128 Use __inline instead of inline.
3130 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
3132 * fold-const.c (fold_binary): Fix types in strlen vs.
3133 zero comparison folding.
3135 2005-06-01 Richard Henderson <rth@redhat.com>
3137 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
3138 * config.in, configure: Rebuild.
3139 * config/alpha/alpha.c (print_operand): Add 'j'.
3140 * alpha.md (divmodsi_internal_er_1): Use it.
3141 (divmoddi_internal_er_1): Likewise.
3143 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
3145 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
3146 * opts.h (print_filtered_help): Delete.
3147 * opts.c (handle_option, decode_options): Remove calls to
3149 (print_target_help): New function.
3150 (common_option, print_help): Call print_target_help instead of
3151 display_target_options.
3152 (print_filtered_help): Make static.
3153 * toplev.h (display_target_options, set_target_switch): Delete.
3154 * toplev.c (target_switches, target_options, display_target_options)
3155 (set_target_switch): Delete.
3156 (print_switch_values): Remove handling of TARGET_SWITCHES and
3158 (default_get_pch_validity): Likewise. Only treat target_flags
3159 specially if targetm.check_pch_target_flags is nonnull.
3160 (pch_option_mismatch): New function.
3161 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
3162 and TARGET_OPTIONS. Only treat target_flags specially if
3163 targetm.check_pch_target_flags is nonnull.
3164 * config/ia64/ia64.c (ia64_override_options): Don't mention
3165 TARGET_OPTIONS in comment.
3166 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
3167 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
3168 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
3169 interaction with TARGET_SWITCHES.
3170 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3172 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
3174 * config/sh/sh.c (multcosts): Check sh_multcost rather than
3176 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
3177 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
3178 (cut2_workaround_str): Delete.
3179 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
3180 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
3181 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
3182 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
3183 (mgettrcost=, multcost=): New options.
3185 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
3187 * opts.h (cl_option_state): New structure.
3188 (get_option_state): Declare.
3189 * opts.c (get_option_state): New function.
3190 * toplev.c (option_affects_pch_p): New function.
3191 (default_get_pch_validity): Store the state of all options for which
3192 option_affects_pch_p returns true.
3193 (default_pch_valid_p): Check the state of those options here.
3194 Only check target_flags separately if targetm.check_pch_target_Flags
3195 is nonnull or if TARGET_SWITCHES is defined.
3197 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
3199 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
3202 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
3204 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
3206 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
3208 * gcse.c (compute_transp, load_killed_in_block): Use
3211 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
3214 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
3216 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3218 * errors.h (warning, error, fatal, internal_error): Add printf
3220 * genmodes.c (make_vector_mode): Fix format arguments.
3222 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3224 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
3225 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
3226 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
3227 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
3228 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
3229 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
3230 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
3231 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3232 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
3233 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
3234 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
3235 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
3236 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
3237 errors.h and include toplev.h if necessary.
3239 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
3240 errors.h otherwise include toplev.h.
3242 * Makefile.in: Update dependencies.
3244 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
3246 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
3248 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
3250 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
3251 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
3252 be complemented for big-endian. Mask for AND must be rotated,
3253 not shifted. Handle short operands with NOT on the memory
3256 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
3258 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
3259 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
3260 * dwarf2out.c (dwarf2out_var_location): Ditto.
3261 * toplev.c (default_tree_printer): Ditto.
3262 * tree-outof-ssa.c (create_temp): Ditto.
3263 * tree-sra.c (instantiate_element): Ditto.
3264 * var-tracking.c (track_expr_p): Ditto.
3265 * tree.c (struct tree_map): New structure.
3266 (debug_expr_for_decl): New.
3267 (tree_map_eq): New function.
3268 (tree_map_hash): Ditto.
3269 (tree_map_marked_p): Ditto.
3270 (print_debug_expr_statistics): Ditto.
3271 (decl_debug_expr_lookup): Ditto.
3272 (decl_debug_expr_insert): Ditto.
3273 (dump_tree_statistics): Dump debug_expr hashtable stats.
3274 * tree.h (DECL_DEBUG_EXPR): Change
3275 (SET_DECL_DEBUG_EXPR): Add.
3277 2005-06-01 Alan Modra <amodra@bigpond.net.au>
3279 * configure.ac: Add --enable-secureplt.
3280 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
3281 * config.in: Regenerate.
3282 * configure: Regenerate.
3283 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
3284 rs6000/secureplt.h to tm_file when enable_secureplt.
3285 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
3286 * doc/install.texi: Document --enable-targets and --enable-secureplt.
3287 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
3288 * config/rs6000/secureplt.h: New file.
3289 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
3290 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
3292 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
3293 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
3294 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
3295 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
3296 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
3297 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
3298 TARGET_SECURE_PLT got register load sequence.
3299 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
3301 (rs6000_elf_declare_function_name): Don't emit toc address offset
3302 word when TARGET_SECURE_PLT.
3303 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
3304 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
3305 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
3306 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
3308 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
3309 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
3311 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
3312 (__trampoline_setup): Likewise. Init r30 before plt call.
3314 2005-05-31 DJ Delorie <dj@redhat.com>
3316 * expr.c (convert_move): When a partial_int requires multiple
3317 conversion steps, make sure successive steps convert the
3318 intermediate value, not the original value.
3320 * expmed.c (expand_mult): Convert partial_int multiplies to
3321 shift/add combinations too.
3323 * genmodes.c (mode_data): Add wider_2x.
3324 (calc_wider_mode): Calculate twice-wider mode too.
3325 (emit_mode_wider): Emit twice-wider mode too.
3326 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
3327 * expr.c (expand_expr_real_1): Use it for expanding
3330 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3332 PR tree-optimization/21817
3333 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
3335 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
3337 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
3340 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
3344 * fold-const.c (fold_checksum_tree): Copy types also if
3345 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
3346 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
3348 Tail recurse TREE_LIST's TREE_CHAIN.
3350 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
3353 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
3354 SSA_NAME twice and cause the loop to become finite. Remove the test
3357 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
3359 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
3362 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
3364 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
3365 the documentation to make it more future-proof.
3366 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
3367 * target.h (gcc_target): Add check_pch_target_flags.
3368 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
3369 (TARGET_INITIALIZER): Include it.
3370 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
3371 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
3372 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
3373 (sh_check_pch_target_flags): New function.
3374 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
3376 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
3378 * fold-const.c (extract_array_ref): Handle more cases,
3379 do some useful canonicalization of the base.
3380 (fold_binary): Explicitly deal with arrays of zero-sized
3381 structures during folding of &a[i] == &a[j].
3383 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
3385 * doc/install.texi (sparc-sun-solaris2*): Update note
3386 about Sun bug 4910101.
3387 (sparc-sun-solaris2.7): Document bootstrap
3388 failure with Sun WorkShop 6 99/08/18 as.
3390 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
3392 * loop.c (loop_invariant_p, valid_initial_value_p): Use
3393 regs_invalidated_by_call instead of call_used_regs.
3395 2005-05-30 Paolo Carlini <pcarlini@suse.de>
3398 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
3400 * doc/extend.texi: Add clog, clogf, clogl.
3402 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
3405 * c-pragma.c: Include "vec.h".
3406 (handle_pragma_visibility): Use VEC.
3408 * doc/invoke.texi: Remove the nested visibility push limit.
3410 2005-05-30 Roger Sayle <roger@eyesopen.com>
3412 PR rtl-optimization/15422
3413 * reg-stack.c (starting_stack_p): New static global.
3414 (straighten_stack): Delete prototype. Change to update the stack
3415 before the current insn.
3416 (subst_stack_regs): Update call to straighten stack.
3417 (emit_swap_insn): Delete prototype. For the first insn in a
3418 basic block, update stack_in instead of emitting a real swap.
3419 (change_stack): When changing the stack before the first insn
3420 in a basic block, update stack_in instead of emitting real code.
3421 (compensate_edges): Clear starting_stack_p during compensation.
3422 (convert_regs_1): Keep track of starting_stack_p whilst processing
3425 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
3427 * tree-ssa-ccp.c (const_val): Make it static.
3429 2005-05-29 Geoffrey Keating <geoffk@apple.com>
3432 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
3433 pattern involving `:P'.
3435 * Makefile.in (install-cpp): Depend on installdirs.
3437 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
3439 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
3441 (new_elim_graph, clear_elim_graph, delete_elim_graph,
3442 elim_graph_add_edge, elim_graph_remove_succ_edge,
3443 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
3446 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
3448 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
3449 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
3450 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
3451 follow spelling conventions in error/dump messages.
3453 2005-05-29 Roger Sayle <roger@eyesopen.com>
3454 Richard Henderson <rth@redhat.com>
3456 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
3457 if the RHS isn't suitable for calling emit_move_insn.
3459 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
3461 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
3462 fold_unary and fold_binary.
3464 2005-05-29 Roger Sayle <roger@eyesopen.com>
3466 * reg-stack.c (propagate_stack): Always copy the source stack to
3467 the destination. This routine is now only called when this is safe.
3468 (better_edge): New function split out from convert_regs_1 to
3469 determine which of two edges is better to propagate across.
3470 (convert_regs_1): We need only search for a best edge if the
3471 stack layout hasn't been defined yet. Use better_edge to help
3472 find beste. No longer traverse unnecessary edges.
3474 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
3476 * tree-ssa-alias.c (new_type_alias): New procedure to
3477 create a type memory tag for a pointer with a may-alias
3478 set determined from a variable declaration.
3479 * tree-flow.h: export declaration of new_type_alias
3480 * tree-optimize.c (init_tree_optimization_passes): document
3481 that pass_may_alias cannot be called after pass_vectorize.
3482 * tree-vect-transform (vect_create_data_ref_ptr): Call
3483 new_type_alias when an type memory tag isn't available
3485 (vectorizable_store): Use copy_virtual_operands to update
3486 virtual defs in place (so that loop_version can be called).
3487 Call mark_for_renaming for the virtual defs in case peeling
3488 is done and virtual uses outside the loop need to be updated.
3490 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
3492 PR tree-optimization/21639
3493 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
3495 2005-05-29 Jan Hubicka <jh@suse.cz>
3497 PR tree-optimization/21562
3498 * cfgexpand.c (construct_init_block): Deal properly with the case
3499 of entry edge not pointing to very first basic block.
3501 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
3503 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
3504 non-gimple min invariant.
3506 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
3507 * tree-flow.h: Add prototypes for start_recording_case_labels
3508 and end_recording_case_labels.
3509 * tree-cfg.c (start_recording_case_labels,
3510 end_recording_case_labels): Export.
3511 (cleanup_tree_cfg_loop, modified_noreturn_calls,
3512 cleanup_control_flow, cleanup_control_expr_graph,
3513 remove_fallthru_edge, phi_alternatives_equal,
3514 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
3515 remove_forwarder_block, cleanup_forwarder_blocks,
3516 remove_forwarder_block_with_phi, merge_phi_nodes,
3517 gate_merge_phi, pass_merge_phi): Move to ...
3518 * tree-cfgcleanup.c: ... here.
3520 * basic-block.h: Remove forward declaration of bb_ann_d.
3522 2005-05-28 Jan Hubicka <jh@suse.cz>
3524 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
3526 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
3528 (tree_mod_subtract): Fix profile updating code.
3529 (tree_divmod_values_to_profile): Do not produce useless value profilers
3532 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
3534 * tree-ssa-dom.c (vrp_element_p): Define.
3535 (vrp_hash_elt): Change the type of records to
3536 VEC(vrp_element_p,heap).
3538 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
3539 Update uses of VRP records.
3540 (simplify_cond_and_lookup_avail_expr, record_range): Update
3541 uses of VRP records.
3543 * tree-inline.c (cfun_stack): Change the type to
3544 VEC(function_p,heap).
3545 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
3547 2005-05-27 Ian Lance Taylor <ian@airs.com>
3549 * c-decl.c (add_stmt): Add C frontend specific version.
3550 (stmts_are_full_exprs_p): Remove.
3551 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
3552 (stmts_are_full_exprs_p): Don't declare.
3553 * c-semantics.c (add_stmt): Remove.
3555 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3557 * config/mips/mips-protos.h (mips_declare_object): Add printf
3559 * config/mips/mips.c (mips_declare_object_name): Fix format
3562 2005-05-27 Roger Sayle <roger@eyesopen.com>
3564 * reg-stack.c (compensate_edge): Remove original prototype.
3565 (propagate_stack): New function to copy the stack layout
3566 at the start of a basic block from the layout at the end of
3567 one of its predecessors.
3568 (compensate_edge): Assume that both source and destination
3569 blocks have already had their stack layouts defined.
3570 (compensate_edges): Traverse all non-entry edges in the CFG
3571 and call compensate_edge on each in turn.
3572 (convert_regs_1): Change return type to void. Call
3573 propagate_stack instead of compensate_edge.
3574 (convert_regs_2): Change return type to void. Update call
3575 to convert_regs_1 to ignore the (now void) return value.
3576 (convert_regs): Update calls to convert_regs_2 to ignore
3577 the (now void) return value. After all the basic blocks have
3578 been processed, call compensate_edges to actually emit new
3580 (reg_to_stack): Initialize the aux info for each basic block
3581 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
3583 2005-05-28 Jan Hubicka <jh@suse.cz>
3585 * except.c (can_throw_internal_1, can_throw_external_1): Add
3587 (can_throw_external, can_throw_internal): Bring into sync wrt
3589 * except.h (can_throw_internal_1, can_throw_external_1): Update
3591 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3592 Deal properly with resx.
3594 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3596 * basic-block.h (basic_block_def): Add phi_nodes and
3597 predictions. Remove tree_annotations.
3598 * predict.c (tree_predicted_by_p, tree_predict_edge,
3599 combine_predictions_for_bb): Adjust references to predictions.
3600 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
3601 create_block_annotation.
3602 (create_block_annotation, free_blocks_annotatios,
3603 clear_blocks_annotations): Remove.
3604 (dump_cfg_stats): Don't print out the memory spent on
3606 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
3607 * tree-flow-inline.h (bb_ann): Remove.
3608 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
3609 * tree-flow.h (bb_ann_d): Remove.
3610 * tree-if-conv.c (process_phi_nodes): Update a reference to
3612 * tree-phinodes.c (reserve_phi_args_for_new_edge,
3613 create_phi_node, remove_phi_node): Likewise.
3614 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
3615 * tree-ssa-dom.c (threaded_blocks): New.
3616 (tree_ssa_dominator_optimize): Initialize, clear, and free
3617 threaded_blocks. Update a call to thread_through_all_blocks.
3618 (thread_across_edge): Use threaded_blocks instead of setting
3619 incoming_edge_threaded.
3620 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
3621 a bitmap of blocks that are threaded through.
3622 * tree.h: Move the prototype of threaded_through_blocks to
3625 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
3626 fini_walk_dominator_tree): Use VEC instead of VARRAY.
3627 * domwalk.h (dom_walk_data): Change the type of
3628 block_data_stack and free_block_data to VEC(void_p,heap)*.
3629 * tree-ssa-dse.c (dse_initialize_block_local_data,
3630 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
3631 VEC instead of VARRAY.
3633 2005-05-27 Jan Hubicka <jh@suse.cz>
3635 * cgraph.c: Include tree-gimple.h
3636 (cgraph_edge): Rename expr to stmt.
3637 (cgraph_create_edge): Likewise.
3638 (cgraph_clone_node): Likewise.
3639 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
3640 * cgraphunit.c (record_call_1): Rename to ...
3641 (record_reference): ... this one; do not build edges.
3642 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
3643 (current_basic_block): Kill.
3644 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
3645 (verify_cgraph_node): Likewise.
3646 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
3647 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
3648 (copy_edges_for_bb): Simplify EH handling.
3649 (expand_call_inline): Pass statement to cgraph_edge and
3652 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
3654 * tree-inline.c (copy_body_r): Manually fold *& to deal
3655 with ADDR_EXPRs with mismatched types for now.
3657 * gimplify.c (fold_indirect_ref_rhs): New function.
3658 (gimplify_modify_expr_rhs): Use it instead of pessimistic
3661 * fold-const.c (fold_indirect_ref_1): Add type argument;
3662 make sure the resulting expression is of this type.
3663 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
3665 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3667 PR tree-optimization/21658
3668 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
3669 fold_binary_to_constant. Likewise, call fold_unary instead of
3670 fold_unary_to_constant.
3672 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
3674 * vec.h: Implement integral type vector specialization.
3675 (VEC_T): Define a non-GTY structure.
3676 (VEC_T_GTY): Define a GTY structure.
3677 (VEC_TA): Rename to ...
3678 (VEC_TA_GTY): ... here.
3679 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
3680 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
3681 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
3682 DEF_VEC_P and DEF_VEC_ALLOC_P.
3683 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
3684 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
3685 DEF_VEC_O and DEF_VEC_ALLOC_O.
3686 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
3687 * lambda-code.c: Likewise.
3688 * tree-into-ssa.c: Likewise.
3689 * tree-ssa-live.c: Likewise.
3691 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3693 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
3695 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3696 update_stmt_if_modified before calling update_ssa.
3698 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
3700 * config/rs6000/t-rtems: Remove roe multilib variant.
3702 2005-05-26 Roger Sayle <roger@eyesopen.com>
3704 PR tree-optimization/9814
3705 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
3706 instruction, add the necessary clobbers by re-expanding the RTL
3707 for arithmetic operations via optab.c's expand_unop/expand_binop.
3708 (noce_try_bitop): New function to optimize bit manipulation idioms
3709 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
3710 (noce_process_if_block): Call noce_try_bitop.
3712 2005-05-26 Roger Sayle <roger@eyesopen.com>
3714 * reg-stack.c (convert_regs_entry, convert_regs_exit,
3715 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
3716 (reg_to_stack): Move to end of the file. Initialize the per
3717 basic block information here, instead of...
3718 (convert_regs_entry): Here.
3719 (convert_regs): Change unused return type to void.
3721 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
3723 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
3724 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
3725 config/rs6000/eabispe.h, config/rs6000/lynx.h,
3726 config/sh/elf.h, config/sh/symbian-pre.h,
3727 config/sparc/sparc-protos.h: Update copyright.
3729 2005-05-26 Mike Stump <mrs@apple.com>
3731 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
3734 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
3736 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3737 See through ADDR_EXPR in finding place to propagate into.
3739 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
3741 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
3742 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
3743 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
3744 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
3745 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
3746 tree-ssa-operands.c, tree-vect-analyze.c,
3747 tree-vect-transform.c, tree-vectorizer.c, tree.c,
3748 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
3749 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
3750 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3751 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
3752 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
3753 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
3754 config/sh/ushmedia.h, config/sparc/sparc.c,
3755 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
3756 typos. Follow spelling conventions.
3757 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
3758 Follow spelling conventions.
3760 2005-05-26 David Ung <davidu@mips.com>
3762 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
3763 that determines whether the MIPS32/64 R2 ext/ins should be used.
3764 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
3765 * config/mips/mips.md (extzv): Changed predicate for operand to
3766 nonimmediate_operand. Add code to generate insn patterns for
3767 extzvsi and extzvdi.
3768 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
3769 (insv): Similarly for insertion.
3770 (insv<mode>): Similarly.
3772 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3774 * simplify-rtx.c (avoid_constant_pool_reference): Support
3775 offsetted addresses in the constant pool.
3777 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3779 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
3780 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
3782 2005-05-26 Jakub Jelinek <jakub@redhat.com>
3785 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
3786 found in the basic block and last insn in the basic block is not
3787 INSN_P. Remove explicit unspec numbers that are no longer valid
3790 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3792 * tree-vect-transform.c (vectorizable_operation): Try word_mode
3793 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
3794 if a vector mode is available.
3796 2005-05-25 Roger Sayle <roger@eyesopen.com>
3799 * fold-const.c (const_binop): Check for division by zero during
3802 2005-05-26 Ian Lance Taylor <ian@airs.com>
3804 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
3805 having a declaration after a statement.
3807 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
3809 * opt-functions.awk (var_type): New function.
3810 (var_set): Use CLVC_STRING if var_type returns "const char *".
3811 * opth-gen.awk: Use var_type to find out the types of variables.
3812 Don't print comments above each "extern" definition.
3813 * optc-gen.awk: Use var_type in the same way.
3814 * opts.h (cl_var_cond): Rename to...
3815 (cl_var_type): ...this. Add CLVC_STRING.
3816 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
3818 * opts.c (handle_option, option_enabled): Update after above name
3819 change. Cast flag_var before using it. Handle CLVC_STRING.
3821 * config/alpha/alpha.h (alpha_tls_size): Delete.
3822 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
3823 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
3824 (alpha_fptm_string, alpha_mlat_string): Delete.
3825 (alpha_handle_option): Don't set the above variables here. Use the
3826 integer argument to check the validity of -mtls-size=.
3827 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
3828 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
3829 (mtls-size=): Likewise. Convert to a UInteger and initialize the
3832 * config/arc/arc.c (arc_cpu_string, arc_text_string)
3833 (arc_data_string, arc_rodata_string): Delete.
3834 (arc_handle_option): Don't set the above variables here.
3835 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
3836 and initialize them.
3838 * config/arm/arm.c (target_fpu_name, target_fpe_name)
3839 (target_float_abi_name, target_abi_name, structure_size_string)
3840 (arm_pic_register_string): Delete.
3841 (arm_handle_option): Don't set the above variables here, except
3842 in the handling of -mhard-float and -msoft-float.
3843 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
3844 (mpic-register=, mstructure-size-boundary=): Add Var()s.
3846 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
3847 (avr_handle_option): Delete.
3848 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
3851 * config/bfin/bfin.c (bfin_library_id): Delete.
3852 (bfin_handle_option): Don't set it.
3853 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
3855 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
3856 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
3857 (c4x_handle_option): Don't set c4x_rpts_cycles here.
3858 * config/c4x/c4x.opt (mrpts=): Add Var().
3860 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
3861 cris_elinux_stacksize_str here.
3862 * config/cris/aout.opt (melinux-stacksize=): Add Var().
3863 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
3864 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3865 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
3866 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3867 (cris_handle_option): Don't set the above variables here.
3868 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
3869 (max-stackframe=): Add Var()s.
3871 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
3872 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
3873 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
3874 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
3875 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
3876 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
3877 (ix86_handle_option): Don't set the above variables here.
3878 * config/i386/i386.opt (malign-functions=, malign-jumps=)
3879 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
3880 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
3883 * config/ia64/ia64.h (ia64_tls_size): Delete.
3884 * config/ia64/ia64.c (ia64_tls_size): Delete.
3885 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
3886 reading the integer argument from the "value" parameter. Don't
3887 set ia64_tls_size here.
3888 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
3889 Add Var() and Init().
3891 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
3892 (m32r_cache_flush_trap): Delete.
3893 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
3894 (m32r_cache_flush_trap): Delete.
3895 (m32r_handle_option): Don't set the above variables when handling
3896 -mflush-func= and -mflush-trap=.
3897 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
3900 * config/mips/mips.h (mips_cache_flush_func): Delete.
3901 * config/mips/mips.c (mips_arch_string, mips_tune_string)
3902 (mips_cache_flush_func): Delete.
3903 (mips_handle_option): Don't set the above variables when handling
3904 -march=, -mtune= and -mflush-func=.
3905 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
3907 * config/s390/s390.c (s390_arch_string): Delete.
3908 (s390_handle_option): Don't set it here.
3909 * config/s390/s390.opt (march=): Add Var().
3911 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
3912 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
3913 (sparc_handle_option): Don't set it here.
3914 * config/sparc/sparc.opt (mcmodel=): Add Var().
3916 2005-05-25 Roger Sayle <roger@eyesopen.com>
3918 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
3919 call to convert_to_integer by building the NOP_EXPR directly.
3921 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
3923 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
3925 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3926 Jeff Law <law@redhat.com>
3928 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
3929 constant and side_effects of the ADDR_EXPR are consistent.
3931 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
3932 appropriately around calls to recompute_tree_invarant_for_addr_expr.
3934 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3936 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
3937 (s390_function_arg, s390_gimplify_va_arg): Use them.
3938 (s390_register_info): Save only required subset of argument
3939 registers into save area for va_list.
3940 (s390_va_start): Initialize only required elements of va_list struct.
3941 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
3943 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3945 * reload1.c (verify_initial_elim_offsets): Return boolean status
3946 instead of aborting.
3947 (reload): Adapt verify_initial_elim_offsets call site. Restart
3948 main loop if some initial elimination offsets changed.
3950 2005-05-25 Adam Nemet <anemet@lnxw.com>
3952 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
3953 of -mno-svr4-struct-return.
3955 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3957 Fix PR tree-optimization/21705
3959 * tree-ssa-pre.c (in_fre): New static variable.
3960 (create_value_expr_from): Recursively value number reference ops
3962 (can_value_number_call): Temporary restrict only exists for
3965 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
3967 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
3968 sizeof (bitmap *) with sizeof (bitmap).
3970 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3972 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
3975 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3977 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
3980 2005-05-25 Jan Hubicka <jh@suse.cz>
3982 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
3983 * cgraph.c (cgraph_create_node): Reset estimated_growth.
3984 * cgraph.h (cgraph_global_info): Add estimated_growth.
3985 * ipa-inline.c: Include coverage.h
3986 (max_insns, max_count): New static variables.
3987 (cgraph_estimate_size_after_inlining): Cache the result.
3988 (cgraph_estimate_growth):
3989 * passes.c (rest_of_clean_state): Kill coverage_end_function.
3990 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
3991 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
3993 (ipa_passes): Initialize bitmaps.
3995 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3997 * loop-doloop.c: Include "target.h".
3998 (doloop_valid_p): Move tests to function in targhooks.c.
3999 * target.h (struct gcc_target): New target hook
4000 "insn_valid_within_doloop".
4001 * target-def.h: Define default value for "insn_valid_within_doloop".
4002 (TARGET_INITIALIZER): Insert new target hook into initializer.
4003 * targhooks.c (default_insn_valid_within_doloop): New function.
4004 * targhooks.h (default_insn_valid_within_doloop): Declare.
4005 * hooks.c (hook_bool_rtx_true): New function.
4006 * hooks.h (hook_bool_rtx_true): Declare.
4007 * doc/tm.texi: Add documentation for new target hook.
4009 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
4012 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
4013 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
4014 (sparc_tls_referenced_p): New prototype.
4015 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
4016 (sparc_expand_move): Look for TLS addresses with constant offsets.
4017 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
4018 tls_symbolic_operand.
4019 (legitimate_pic_operand_p): Likewise.
4020 (legitimate_address_p): Likewise.
4021 (legitimize_address): Likewise.
4022 (sparc_tls_symbol_ref_1): New function.
4023 (sparc_tls_referenced_p): New function.
4024 * config/sparc/predicates.md (tgd_symbolic_operand): Use
4025 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
4026 (tld_symbolic_operand): Likewise.
4027 (tie_symbolic_operand): Likewise.
4028 (tle_symbolic_operand): Likewise.
4030 2005-05-24 DJ Delorie <dj@redhat.com>
4032 * common.opt (-Wattributes): New. Default true.
4033 * doc/invoke.texi (-Wno-attributes): Document.
4035 * attribs.c (decl_attributes): Move warning control from if() to
4037 * c-common.c (handle_packed_attribute): Likewise.
4038 (handle_nocommon_attribute): Likewise.
4039 (handle_common_attribute): Likewise.
4040 (handle_noreturn_attribute): Likewise.
4041 (handle_noinline_attribute): Likewise.
4042 (handle_always_inline_attribute): Likewise.
4043 (handle_used_attribute): Likewise.
4044 (handle_unused_attribute): Likewise.
4045 (handle_const_attribute): Likewise.
4046 (handle_transparent_union_attribute): Likewise.
4047 (handle_constructor_attribute): Likewise.
4048 (handle_destructor_attribute): Likewise.
4049 (handle_mode_attribute): Likewise.
4050 (handle_alias_attribute): Likewise.
4051 (handle_visibility_attribute): Likewise.
4052 (handle_tls_model_attribute): Likewise.
4053 (handle_malloc_attribute): Likewise.
4054 (handle_returns_twice_attribute): Likewise.
4055 (handle_pure_attribute): Likewise.
4056 (handle_deprecated_attribute): Likewise.
4057 (handle_vector_size_attribute): Likewise.
4058 (handle_nothrow_attribute): Likewise.
4059 (handle_cleanup_attribute): Likewise.
4060 (handle_warn_unused_result_attribute): Likewise.
4061 (handle_sentinel_attribute): Likewise.
4062 * c-decl.c (diagnose_mismatched_decls): Likewise.
4063 (start_decl): Likewise.
4064 (grokdeclarator): Likewise.
4065 (start_function): Likewise.
4066 * c-format.c (check_function_format): Likewise.
4067 * stor-layout.c (place_field): Likewise.
4068 (finalize_record_size): Likewise.
4069 * tree.c (handle_dll_attribute)): Likewise.
4070 * varasm.c (default_assemble_visibility): Likewise.
4071 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
4072 (darwin_assemble_visibility): Likewise.
4073 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
4074 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
4075 (arm_handle_isr_attribute): Likewise.
4076 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
4077 (avr_handle_fndecl_attribute): Likewise.
4078 * config/bfin/bfin.c (handle_int_attribute): Likewise.
4079 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
4080 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
4081 (h8300_handle_eightbit_data_attribute): Likewise.
4082 (h8300_handle_tiny_data_attribute): Likewise.
4083 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
4084 (ix86_handle_regparm_attribute): Likewise.
4085 (ix86_handle_struct_attribute): Likewise.
4086 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
4087 (i386_pe_encode_section_info): Likewise.
4088 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
4089 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
4090 (ip2k_handle_fndecl_attribute): Likewise.
4091 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
4092 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
4093 (m68hc11_handle_fntype_attribute): Likewise.
4094 (m68hc11_encode_section_info): Likewise.
4095 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
4096 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
4097 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
4098 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
4099 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
4100 (sh_handle_sp_switch_attribute): Likewise.
4101 (sh_handle_trap_exit_attribute): Likewise.
4102 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
4103 (sh_symbian_handle_dll_attribute): Likewise.
4104 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
4105 (xstormy16_handle_below100_attribute): Likewise.
4106 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
4108 * c-common.c (unsigned_conversion_warning): Move warning control
4109 from if() to warning(OPT_*).
4110 (c_common_truthvalue_conversion): Likewise.
4111 (c_do_switch_warnings): Likewise.
4112 * c-decl.c (diagnose_mismatched_decls): Likewise.
4113 (diagnose_mismatched_decls): Likewise.
4114 (define_label): Likewise.
4115 (grokdeclarator): Likewise.
4116 * c-format.c (check_format_info): Likewise.
4117 * c-lex.c (interpret_integer): Likwise.
4118 (lex_string): Likewise.
4119 * c-opts.c (c_common_post_options): Likewise.
4120 * c-parser.c (c_parser_unary_expression): Likewise.
4121 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
4122 (handle_pragma_extern_prefix): Likewise.
4123 * c-typeck.c (build_binary_op): Likewise.
4124 * gcse.c (is_too_expensive): Likewise.
4125 * opts.c (decode_options): Likewise.
4126 * stor-layout.c (place_field): Likewise.
4127 * tree-cfg.c (remove_bb): Likewise.
4129 * c.opt (-Wreturn-type): Add Var(warn_return_type).
4130 * flags.h (warn_return_type): Remove.
4131 * toplev.c (warn_return_type): Likewise.
4133 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
4135 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
4136 existence of long long and __int64 before determining their size.
4137 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
4138 * configure, config.h.in: Regenerate.
4140 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
4142 * configure: Regenerate.
4144 2005-05-24 Ziemowit Laski <zlaski@apple.com>
4146 * c-common.h (objc_comptypes): Remove prototype.
4147 (objc_compare_types): New prototype.
4148 (objc_volatilized_decl): Likewise.
4149 (objc_type_quals_match): Likewise.
4150 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
4151 objc_volatilize_decl().
4152 * c-typeck.c (comp_target_types): Remove third parameter; do
4153 not call objc_comptypes().
4154 (comptypes): Remove calls to objc_comptypes().
4155 (build_function_call): Extend compatible prototype check to ObjC.
4156 (build_conditional_expr): Adjust call to comp_target_types().
4157 (convert_for_assignment): Call objc_compare_types() instead of
4158 objc_comptypes(); adjust calls to comp_target_types(); call
4159 objc_type_quals_match() before issuing qualifier mismatch
4161 (build_binary_op): Call objc_compare_types() before issuing
4162 pointer mismatch warnings; adjust calls to
4163 comp_target_types().
4164 * stub-objc.c (objc_comptypes): Remove stub.
4165 (objc_compare_types): New stub.
4166 (objc_volatilized_decl): Likewise.
4167 (objc_type_quals_match): Likewise.
4169 2005-05-24 Paolo Carlini <pcarlini@suse.de>
4171 * config/ia64/ia64intrin.h: Define nothing for C++:
4172 overloaded builtins have been ported to C++.
4174 2005-05-24 Jeff Law <law@redhat.com>
4176 * tree-nested.c (build_addr): New "context" argument. Temporarily
4177 set current_function_decl around the call to build the ADDR_EXPR.
4178 (get_static_chain): Pass proper context to build_addr.
4179 (convert_nl_goto_reference): Likewise.
4180 (convert_tramp_reference): Likewise.
4181 (final_nesting_tree_1): Likewise.
4182 * tree-profile.c (tree_gen_interval_profiler): Likewise.
4183 (tree_gen_pow2_profiler): Likewise.
4184 (tree_gen_one_value_profiler): Likewise.
4185 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
4186 * tree.h (build_addr): Update prototype.
4188 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
4190 * tree-flow.h (bb_ann_d): Remove has_escape_site.
4191 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
4192 write to has_escape_site.
4194 2005-05-24 Jeff Law <law@redhat.com>
4196 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
4197 * tree-cfg.c: Include tree-ssa-propagate.h.
4198 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
4201 2005-05-24 Nick Clifton <nickc@redhat.com>
4203 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4204 __NO_FPRS__ when 'f' class registers will not be available.
4206 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4208 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
4210 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
4212 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
4215 2005-05-23 Jeff Law <law@redhat.com>
4217 * tree-ssa-dom.c (cprop_into_stmt): Do not call
4218 recompute_tree_invariant_for_addr_expr here.
4219 (optimize_stmt): Call it here instead and do so if anything
4220 at all has changed in the statement and the RHS is an ADDR_EXPR.
4221 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
4222 needed, call recompute_tree_invariant_for_addr_expr.
4223 * tree-ssa-propagate.c (substitute_and_fold): Call
4224 recompute_tree_invariant_for_addr_expr as needed.
4226 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
4228 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
4229 saving less registers than the replacement.
4231 2005-05-23 Jan Hubicka <jh@suse.cz>
4233 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
4235 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
4237 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
4238 * config/sparc/sparc.c (sparc_expand_move): New function.
4239 (sparc_emit_set_const64): Rewrite assert condition on entry.
4240 (legitimate_constant_p) <CONST_VECTOR>: New case.
4241 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
4242 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
4243 movV64, movtf): Use nonimmediate_operand for the first operand.
4244 Rewrite. Only invoke sparc_expand_move.
4245 * config/sparc/predicates.md (input_operand): Reorder tests.
4247 2005-05-23 Jan Beulich <jbeulich@novell.com>
4249 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
4250 missing return statement.
4252 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
4254 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
4255 emit_move_insn for moves to TFmode stack slots.
4257 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
4259 * tree-stdarg.c (execute_optimize_stdarg): Handle references
4260 to va_list of the form &va[0].
4262 2005-05-20 Jan Hubicka <jh@suse.cz>
4264 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
4265 * genemit.c (main): Make insn-emit to include basic-block.h too.
4267 2005-05-20 Jan Hubicka <jh@suse.cz>
4269 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
4271 2005-05-19 Richard Henderson <rth@redhat.com>
4273 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
4274 emit_store_conditional): Split out from ...
4275 (alpha_split_atomic_op): ... here.
4276 (alpha_split_compare_and_swap): New; extract from .md file.
4277 (alpha_split_lock_test_and_set): Likewise.
4278 * config/alpha/alpha-protos.h: Update.
4279 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
4280 split code into alpha.c.
4281 (sync_lock_test_and_set<I48MODE>): Likewise.
4283 2005-05-19 Richard Henderson <rth@redhat.com>
4285 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
4287 2005-05-19 Richard Henderson <rth@redhat.com>
4289 * config/i386/sse.md (mulv4si3): Use all register inputs.
4290 (mulv2di3): Likewise.
4292 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
4294 * tree-ssa-loop-ivopts.c (determine_base_object): Use
4295 build_fold_addr_expr to generate trees of correct type.
4296 Use fold_buildN if possible.
4298 2005-05-19 Jan Hubicka <jh@suse.cz>
4300 * basic-block.h (REG_BR_PROB_BASE): Define.
4301 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
4302 (dump_cgraph_node): Dump count.
4303 (cgraph_clone_edge): Rescale counts.
4304 (cgraph_clone_node): Likewise.
4305 * cgraph.h: Include basic-block.h
4306 (cgraph_node): Add count.
4307 (cgraph_edge): Add count and loop_nest.
4308 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
4310 * cgraphunit.c: Kill now redundant inlining comment.
4311 (cgraph_create_edges): Make static, maintain current basic block;
4313 (record_call_1): Fill in new fields.
4314 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4316 (cgraph_decide_recursive_inlining): Likewise.
4317 * rtl.h (REG_BR_PROB_BASE): Kill.
4318 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
4319 (expand_call_inline): Update call of cgraph_create_edge.
4320 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4322 2005-05-19 Nick Clifton <nickc@redhat.com>
4324 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
4325 new rs6000_explicit_options structure.
4327 2005-05-19 Richard Henderson <rth@redhat.com>
4330 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
4331 TFmode code swapping ...
4332 (alpha_emit_xfloating_compare): ... here.
4333 (alpha_emit_setcc): Update to match.
4334 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
4336 2005-05-19 Richard Henderson <rth@redhat.com>
4339 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
4340 memory indirection in local-dynamic case.
4342 2005-05-18 Jie Zhang <jie.zhang@analog.com>
4343 Bernd Schmidt <bernd.schmidt@analog.com>
4345 * config/bfin/bfin.c (branch_dest): Add comment why it's
4347 * config/bfin/bfin.md (attr "length" default): Change the offset of
4348 forward conditional branch of length 4 from 4096 to 4092.
4350 2005-05-19 Jan Beulich <jbeulich@novell.com>
4352 * unwind-compat.c: Include tconfig.h and tsystem.h.
4353 * unwind-dw2-fde-compat.c: Likewise.
4355 2005-05-18 Richard Henderson <rth@redhat.com>
4358 * ifcvt.c (noce_process_if_block): Avoid conversion when the
4359 memory destination is readonly.
4361 2005-05-18 Richard Henderson <rth@redhat.com>
4364 * tree-ssa-operands.c (opf_non_specific): New.
4365 (get_asm_expr_operands): Set it.
4366 (add_call_clobber_ops, add_call_read_ops): Likewise.
4367 (add_stmt_operand): Test it instead of opf_kill_def when
4368 considering unmodifiable variables.
4370 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
4372 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
4374 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
4375 tree-ssa-forwprop.c: Fix comment typos.
4376 * doc/invoke.texi: Fix a typo.
4378 2005-05-18 Richard Henderson <rth@redhat.com>
4380 * config.gcc (powerpc-*-linux*): Include linux64.opt when
4381 including linux64.h.
4383 2005-05-18 Richard Henderson <rth@redhat.com>
4385 * tree-cfg.c (pass_remove_useless): Revert last change.
4386 * tree-optimize.c (init_tree_optimization_passes): Initialize
4387 all_lowering_passes with PROP_gimple_any.
4389 2005-05-18 Devang Patel <dpatel@apple.com>
4391 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
4394 2005-05-18 Richard Henderson <rth@redhat.com>
4396 * tree-ssa-forwprop.c (cfg_changed): New.
4397 (tidy_after_forward_propagate_addr): New.
4398 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
4399 (forward_propagate_addr_into_variable_array_index): Likewise.
4400 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
4403 2005-05-18 Geoffrey Keating <geoffk@apple.com>
4405 * dummy-checksum.c: New.
4406 * genchecksum.c: New.
4407 * c.opt (print_pch_checksum): New flag.
4408 * c-pch.c (struct c_pch_validity): Make much shorter.
4410 (host_machine): Remove.
4411 (target_machine): Remove.
4412 (get_ident): Change PCH version number.
4413 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
4414 Don't put triplets or version string in PCH validity data.
4415 Do put the compiler checksum in the validity data.
4416 (c_common_valid_pch): Don't check triplets or version string. Do
4418 (c_common_print_pch_checksum): New.
4419 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
4420 Print fingerprint with -v.
4421 * c-common.h (c_common_print_pch_checksum): New.
4422 (executable_checksum): New.
4423 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
4424 (cc1-dummy): New rule.
4425 (cc1-checksum.c): New rule.
4426 (cc1-checksum.o): New rule.
4427 (cc1): Add checksum support.
4428 (build/genchecksum): New.
4429 (build/genchecksum.o): New.
4430 (dummy-checksum.o): New.
4431 (genobjnames): Add genchecksum.o.
4432 (mostlyclean): Remove *-checksum.c.
4433 (gnucompare): Add libgcc to list of directories checked.
4434 Make comparison problems in libgcc/ and with checksum files only
4436 * doc/invoke.texi (Precompiled Headers): Remove caution.
4437 Document that it must be the exact same binary. Add a few
4438 known-safe flags to the list.
4440 * rs6000/predicates.md (fix_trunc_dest_operand): New.
4441 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
4442 Check that a memory operand is valid before trying to use it.
4444 * tree-cfg.c (pass_remove_useless): This pass works on trees.
4446 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
4448 * tree.c (build1_stat): Don't try to handle two-operand
4451 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
4453 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
4454 * config/sh/sh.h: Update mask names throughout.
4455 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
4456 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
4457 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
4458 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
4459 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
4460 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
4461 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
4462 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
4463 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
4464 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
4465 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
4466 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
4467 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
4468 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
4469 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
4470 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
4471 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
4472 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
4473 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
4474 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
4475 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
4476 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
4477 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
4478 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
4479 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
4480 (SUBTARGET_SWITCHES): Delete.
4481 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
4482 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
4483 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
4484 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
4485 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
4486 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
4487 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
4488 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
4489 (SUPPORT_SH3): Likewise SUPPORT_SH2.
4490 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
4491 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
4493 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
4494 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
4495 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
4496 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
4497 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
4498 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
4499 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
4500 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
4501 (SUPPORT_ANY_SH5): New macros.
4502 (TARGET_NONE): Replace with...
4503 (MASK_ARCH): ...this new macro.
4504 * config/sh/elf.h: Update mask names
4505 * config/sh/linux.h: Likewise.
4506 * config/sh/little.h: Likewise.
4507 * config/sh/netbsd-elf.h: Likewise.
4508 * config/sh/symbian-pre.h: Likewise.
4509 * config/sh/sh.c (sh_handle_option): New function.
4510 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4511 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
4512 (sh_target_switches, target_switches): Delete.
4513 (sh_pch_valid_p): Check for specific differences in the target_flags
4515 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
4516 * config/sh/sh.opt: New file.
4518 2005-05-18 Richard Henderson <rth@redhat.com>
4521 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
4522 small_addr_symbolic_operand.
4524 2005-05-18 Jeff Law <law@redhat.com>
4526 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4527 propagate an ADDR_EXPR if the definition and use sites are
4528 in different EH regions.
4530 2005-05-18 Ian Lance Taylor <ian@airs.com>
4532 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
4535 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
4537 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
4539 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
4541 Fix PR tree-optimization/21407
4543 * tree-ssa-operands.c (note_addressable): Change
4544 COMPONENT_REF handling in response to aliasing
4547 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4549 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
4550 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
4551 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
4552 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
4553 the default on Solaris too.
4555 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
4557 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
4560 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4562 * timevar.def (TV_SCEV_CONST): New timevar.
4563 * tree-optimize.c (init_tree_optimization_passes): Add
4565 * tree-pass.h (pass_scev_cprop): Declare.
4566 * tree-scalar-evolution.c (scev_const_prop): New function.
4567 * tree-scalar-evolution.h (scev_const_prop): Declare.
4568 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
4570 * tree-cfg.c (replace_uses_by): Export.
4571 * tree-flow.h (replace_uses_by): Declare.
4573 2005-05-17 Ziemowit Laski <zlaski@apple.com>
4574 Mike Stump <mrs@apple.com>
4576 Yet more Objective-C++...
4578 * c-common.h (objc_finish_try_stmt): Add.
4579 (objc_build_synchronized): Add.
4580 (objc_generate_write_barrier): Add.
4581 * stub-objc.c (objc_build_synchronized): Add return value.
4582 (objc_finish_try_stmt): Likewise.
4583 (objc_generate_write_barrier): Add.
4585 * c-common.h (objc_rewrite_function_call): Add.
4586 * c-typeck.c (build_function_call): Allow objc to rewrite
4588 (build_modify_expr): Allow objc to generate write barriers.
4589 * c.opt (Wassign-intercept): Add.
4590 (Wstrict-selector-match): Add.
4591 (fobjc-call-cxx-cdtors): Add.
4592 (fobjc-direct-dispatch): Add.
4594 * dbxout.c (get_lang_number): Add Objective-C++ support.
4595 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
4596 (-Wstrict-selector-match): Likewise.
4597 (-fobjc-direct-dispatch): Likewise.
4598 (-Wassign-intercept): Likewise.
4599 (Overall Options): Likewise.
4600 * gengtype.c (get_output_file_with_visibility): Likewise.
4601 * stub-objc.c (objc_rewrite_function_call): Add.
4602 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
4604 * c-common.c (flag_objc_exceptions): Remove.
4605 (flag_objc_sjlj_exceptions): Remove.
4606 * c-decl.c (objc_mark_locals_volatile): Don't change decls
4607 that are already ok.
4608 * c-opts.c (c_common_handle_option, case
4609 OPT_fobjc_exceptions): Remove.
4610 (case OPT_fobjc_sjlj_exceptions): Remove
4611 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
4612 (fobjc-exceptions): Likewise.
4613 (fobjc-sjlj-exceptions): Likewise.
4614 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
4615 (OFFS_ASSIGNIVAR_FAST): Add.
4617 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4619 * config/sparc/sparc.md (movhi): Do not test constness
4620 of operand #1 twice.
4622 (movdi): Unconditionally accept zero as second operand
4623 when the first is memory.
4624 (movdi_insn_sp32): Handle above case.
4625 (DImode splitter): Use predicates.
4626 (DImode splitter): Use const_zero_operand predicate.
4627 (movsf_insn): Swap 2 alternatives.
4629 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4631 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
4632 expand_simple_operations to bases of the ivs.
4633 (tree_int_cst_sign_bit): Export.
4634 * tree-flow.h (expand_simple_operations): Declare.
4635 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
4636 tree_int_cst_sign_bit.
4637 (expand_simple_operations): Export.
4638 * tree.h (tree_int_cst_sign_bit): Declare.
4640 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4642 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
4644 (replace_uses_by): New function.
4645 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
4646 * tree-flow.h (fold_stmt_inplace): Declare.
4647 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
4648 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
4649 info after cfg cleanup.
4651 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4653 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
4654 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
4657 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4659 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
4660 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
4661 * timevar.c (timevar_ggc_mem_total): New variable.
4662 (GGC_MEM_BOUND): New constant.
4663 (get_time): Record ggc memory status.
4664 (timevar_accumulate): Accumulate amount of ggc memory.
4665 (timevar_print): Print consumption of ggc memory.
4666 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
4667 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
4668 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
4669 * timevar.h (struct timevar_time_def): Add ggc_mem field.
4670 (timevar_ggc_mem_total): Declare.
4672 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
4674 * tree-into-ssa.c (update_ssa): Clean up by shortening the
4677 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4679 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
4681 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
4682 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
4683 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
4684 ("s<ocond:code>"): Rename from respectively "b<ncond>",
4685 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
4686 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
4687 "s<rcond>" and "s<ocond>".
4688 ("b<ocond:code>", "*b<ocond:code>_reversed")
4689 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
4690 output statement section.
4692 2005-05-17 Roger Sayle <roger@eyesopen.com>
4694 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
4696 2005-05-17 Steven Bosscher <stevenb@suse.de>
4697 Stuart Hastings <stuart@apple.com>
4698 Jan Hubicka <jh@suse.cz>
4699 Dale Johannesen <dalej@apple.com>
4701 * cgraph.h (cgraph_node): Add 'lowered' state.
4702 (cgraph_lower_function): Declare.
4703 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
4704 (cgraph_lower_function): New function.
4705 (cgraph_create_edges): Deal with lowered function bodies.
4706 (verify_cgraph_node): Likewise.
4707 (cgraph_analyze_function): Do lowering job.
4708 (cgraph_build_static_cdtor): Likewise.
4709 * function.h (struct function): Add saved_eh and saved_cfg.
4710 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
4711 * tree-cfg.c (fold_cond_expr_cond): Export.
4712 * tree-flow.h (fold_cond_expr_cond): Declare.
4713 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
4715 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
4716 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
4717 callee_cfun, block, eh_region, eh_region_offset.
4718 (inlining_p): New predicate.
4719 (remap_decl): Update for new inline_data; declare newly created inline
4720 vars in low gimple way.
4721 (copy_body_r): Update for new datastructure, simplify some of handling
4722 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
4723 deal with RESX_EXPRs.
4725 (copy_edges_for_bb): Likewise.
4726 (remap_decl_1): New.
4727 (copy_cfg_body): New.
4728 (copy_generic_body): Rewrite to work on low gimple.
4729 (copy_body): Turn into simple wrapper around copy_cfg_body.
4730 (setup_one_parameter): Insert new statements into given basic block.
4731 (initialize_initialized_parameters): Likewise, reorganize way things are
4733 (declare_return_variable): Update for new inline data datastructure.
4734 (inline_forbidden_p): Work on low gimple.
4735 (estimate_num_insns): Likewise.
4736 (expand_call_inline): Work on CFG.
4737 (push_cfun, pop_cfun): New functions.
4738 (cfun_stack): New stack.
4739 (add_lexical_block): New function.
4740 (gimple_expand_calls_inline): Work on basic block.
4741 (optimize_inline_calls): Likewise.
4742 (clone_body, save_body, unsave_ewpr_now): Update for new
4744 (declare_inline_vars): Work on block instead of bind_expr.
4745 (inlining_p): New predicate.
4746 * tree-inline.h (push_cfun, pop_cfun): Declare.
4747 * tree-optimize.c: Include except.h
4748 (all_lowering_passes): New variable.
4749 (execute_fixup_cfg, pass_fixup_cfg): New pass.
4750 (init_tree_optimization_passes): Move some to all_lowering_passes.
4751 (tree_lowering_passes): New function.
4752 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
4753 * tree-pass.h (tree_lowering_passes): Declare
4755 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
4757 * unwind-dw2-fde-darwin.c: Include tsystem.h.
4759 2005-05-17 Jeff Law <law@redhat.com>
4761 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
4762 * tree-ssa-forwprop.c: Include langhooks.h.
4763 (forward_propagate_addr_expr_into_variable_array_index): New.
4764 (forward_propagate_addr_expr): New.
4765 (tree_ssa_forward_propagate_single_use_vars): Loop over all
4766 the statements in the block instead of just the last statement.
4767 Call forward_propagate_addr_expr as needed.
4768 (pass_forwprop): Update the SSA graph after forward propagation is
4771 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
4773 * unwind-dw2-fde-glibc.c (base_from_cb_data,
4774 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
4776 * unwind-dw2-fde.c (__deregister_frame_info_bases,
4777 base_from_object, fde_split, end_fde_sort): Likewise.
4778 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
4779 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
4780 uw_init_context_1): Likewise.
4781 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
4782 _Unwind_Resume_or_Rethrow): Likewise.
4783 * unwind-pe.h (__gxx_abort): Do not define.
4784 (size_of_encoded_value, base_of_encoded_value,
4785 read_encoded_value_with_base): Use gcc_unreachable.
4786 * unwind.h (_Unwind_GetTextRelBase): Likewise.
4788 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
4790 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
4791 (cfi_end): New macros.
4792 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
4793 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
4794 an eight byte stack frame.
4795 (__NR_tkill): Define.
4796 (__div0): Use gettid tkill on GNU/Linux.
4797 (_arm_return): Add CFI.
4798 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
4800 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
4802 * configure.ac: Remove spaces around assignment to
4804 * configure: Regenerated.
4806 2005-05-17 David Edelsohn <edelsohn@gnu.org>
4808 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
4809 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
4811 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
4812 Modify aix_struct_return variable, not target_flags.
4813 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
4814 (rs6000_return_in_memory): Test aix_struct_return.
4815 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
4816 independent variable. Report mxl-compat.
4818 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
4820 * config/bfin/bfin.md (eh_return): Add missing DONE.
4822 2005-05-17 Ian Lance Taylor <ian@airs.com>
4824 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
4826 (mode_attr_index): Remove check for defined attribute. Remove
4827 infile parameter. Change all callers.
4828 (apply_mode_maps): Add unknown parameter. Change caller. Always
4829 return after finding attribute.
4830 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
4832 (apply_macro_traverse): Set mtd->unknown_mode_attr.
4833 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
4834 attribute used for a mode.
4836 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4838 * tree-ssa-math-opts.c: New file.
4840 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4842 * Makefile.in: Add tree-ssa-math-opts.c.
4843 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
4844 * fold-const.c (distribute_real_division): New.
4845 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
4846 * tree-pass.h (pass_cse_reciprocals): New.
4847 * tree-optimize.c (init_tree_optimization_passes): Run it.
4848 * doc/passes.texi: Document the new pass.
4850 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
4853 * builtins.c (fold_builtin_constant_p): Handle
4854 &"string cst"[0] as constant.
4856 2005-05-17 Richard Henderson <rth@redhat.com>
4858 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
4860 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4863 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
4864 src2 if src2 has been split.
4866 PR tree-optimization/21610
4867 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
4868 returning DECL, call unshare_expr.
4870 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4872 * config/cris/cris.md: Unquote preparation and output statements.
4873 (BWD, WD, BW): New, mode-macros.
4874 (S, s, m, mm, nbitsm1): New, mode-attrs.
4875 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
4876 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
4878 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
4879 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
4880 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
4882 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
4883 ("movdi"): Move misplaced head comment regarding necessity of
4884 movdi from movsi to here.
4885 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
4887 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
4888 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
4889 "*mov_sideqi_biap_mem".
4890 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
4892 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
4893 "*clear_sidehi_biap" and "*clear_sideqi_biap".
4894 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
4895 and "*clear_sideqi".
4896 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
4897 "*ext_sidehisi_biap".
4898 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
4900 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
4901 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
4902 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
4903 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
4904 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
4906 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
4907 "*op_sidehi_biap" and "*op_sidesi_biap".
4908 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
4910 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
4911 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
4912 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
4913 "*op_swap_sidehi" and "*op_swap_sidesi".
4914 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
4915 in the N alternative of "subqi3".
4916 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
4917 "*extophisi_side_biap".
4918 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
4920 ("*extop<mode>si_swap_side_biap"): Replace
4921 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
4922 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
4923 "*extophisi_swap_side".
4924 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
4925 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
4927 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
4928 "mulqihi3", "mulhisi3" and "mulhisi3".
4929 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
4930 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
4932 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
4933 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
4934 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
4935 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
4936 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
4937 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
4938 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
4939 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
4940 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
4941 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
4942 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
4943 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
4945 ("abs<mode>2"): Replace "abshi2" and "absqi2".
4946 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
4948 ("b<ocond>"): Replace "bgt" and "ble".
4949 ("b<rcond>"): Replace "blt" and "bge".
4950 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
4951 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
4953 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
4955 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
4957 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
4959 ("s<rcond>"): Replace "sge" and "slt".
4960 ("s<ocond>"): Replace "sgt" and "sle".
4961 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
4962 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
4963 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
4964 clear.w [rx=rx+i] and clear.b [rx=rx+i].
4966 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4968 * varasm.c (struct constant_descriptor_tree): Add hash field.
4969 (const_desc_hash): Just return hash field.
4970 (const_desc_eq): If hash values are different, return 0 immediately.
4971 (output_constant_def): Compute hash field of temporary key, use
4972 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
4973 newly built constant descriptor.
4974 (lookup_constant_def): Compute hash field of temporary key, use
4975 htab_find_with_hash instead of htab_find.
4977 2005-05-16 Richard Henderson <rth@redhat.com>
4979 * config/i386/sse.md (mulv4si3): New.
4981 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4983 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
4984 tests for noncanonical versions of reg+constant and
4987 2005-05-16 Richard Henderson <rth@redhat.com>
4988 Steven Bosscher <stevenb@suse.de>
4991 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
4992 maybe_clean_eh_stmt; take old stmt parameter. Update EH
4993 region data structure to match replacement.
4994 * tree-flow.h: Update to match.
4995 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4996 * tree-ssa-dom.c (optimize_stmt): Likewise.
4997 * tree-ssa-pre.c (eliminate): Likewise.
4998 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5000 2005-05-16 Caroline Tice <ctice@apple.com>
5002 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
5003 internal_error with gcc_assert.
5004 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
5005 * function.h (struct function): Remove space between "*" and
5007 * varasm.c (initialize_cold_section_name): Add gcc_assert;
5008 modify to use alloca.
5009 (unlikely_text_section): Add check for flag_function_sections.
5010 (assemble_start_function): Move call to resolve_section, so it
5011 comes before first call to unlikely_text_section.
5012 (assemble_end_function): Add test and call to function_section
5015 2005-05-16 Roger Sayle <roger@eyesopen.com>
5017 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
5018 instead of build_binary_op when performing code transformations
5019 to avoid error messages about constructs not it the user's code.
5021 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
5023 * tree-ssa-pre.c: Fix a comment typo.
5025 2005-05-16 Richard Henderson <rth@redhat.com>
5028 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
5029 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
5030 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
5031 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
5032 add_tprel22): Remove mode from symbolic operand.
5034 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
5036 * optc-gen.awk: Include intl.h after the externally-provided files.
5038 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
5040 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
5041 folding a COND_EXPR_COND in a nondestructive manner.
5043 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
5045 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
5046 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
5047 New values for vec_select definitions and bitmask for element
5050 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
5052 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
5053 Change the type to VEC(rtx,gc)*.
5054 (mem_loc_descriptor, add_const_value_attributes,
5055 dwarf2out_init): Adjust uses of used_rtx_varray.
5057 * tree-data-ref.c (compute_all_dependences): Change the type
5058 of dependence_relations to VEC(ddr_p,heap)**.
5059 (compute_data_dependences_for_loop): Change the type of
5060 allrelations to VEC(ddr_p,heap)*.
5062 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
5064 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
5065 system.h, coretypes.h and tm.h.
5066 (options.o): Update dependencies accordingly.
5067 * optc-gen.awk: Allow header_name to be a list of filenames.
5068 Handle the "Condition" flag.
5069 * opts.h (CL_DISABLED): New flag.
5070 * opts.c (handle_option): Print an error for CL_DISABLED options.
5071 * doc/options.texi: Document the "Condition" option flag.
5073 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
5075 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
5077 2005-05-15 Roger Sayle <roger@eyesopen.com>
5079 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
5080 check for TREE_OVERFLOW on INTEGER_CST trees.
5081 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
5082 CONSTANT_CLASS_P tree nodes.
5084 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
5087 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
5089 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
5091 Fix PR tree-optimization/21576
5093 * tree-ssa-pre.c (expression_node_pool): New pool.
5094 (comparison_node_pool): Ditto.
5095 (list_node_pool): Ditto.
5096 (pool_copy_list): New function.
5097 (phi_translate): Handle CALL_EXPR.
5098 (valid_in_set): Ditto.
5099 (create_expression_by_pieces): Ditto.
5100 (insert_into_preds_of_block): Ditto.
5101 (insert_aux): Ditto.
5102 (compute_avail): Ditto.
5103 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
5104 (can_value_number_call): New function.
5105 (find_leader): Update comment.
5106 (init_pre): Create new pools.
5107 (fini_pre): Free new pools.
5108 (pass_pre): Add TODO_update_ssa for the future when we are going
5110 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
5111 (set_value_handle): Ditto.
5112 (get_value_handle): Ditto.
5114 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
5116 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
5118 2005-05-15 Andreas Jaeger <aj@suse.de>
5120 * gcc.c (pfatal_pexecute): Remove unused local function.
5122 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
5124 * optc-gen.awk: Remove excess indentation.
5125 * opth-gen.awk: Likewise.
5127 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
5129 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
5130 of basic_block_info. Call init_flow and find_basic_blocks
5131 before dbr_schedule if needed.
5133 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
5135 * tree-optimize.c (init_tree_optimization_passes): Move
5136 pass_cd_dce in place of the last pass_dce.
5138 PR tree-optimization/21563
5139 * tree-vrp.c (compare_value): Return boolean_false_node when
5140 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
5141 strictly larger than CST.
5143 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
5144 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5146 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
5148 (rev_cond_name) Likewise.
5149 (vax_float_literal) Likewise.
5150 * config/vax/vax.md: Likewise.
5152 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5154 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
5155 registers and use them (specifically the stack pointer).
5156 * config/vax/vax.h: Use above defines right here.
5158 * config/vax/vax.c: (override_options) Remove 'register' keyword.
5159 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
5160 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
5162 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
5163 mostly removal of trailing spaces...
5164 * config/vax/vax-modes.def: Remove trailing whitespace.
5166 * config/vax/elf.h: Update whitespace.
5168 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
5171 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
5172 * fold-const.c (fold_indirect_ref_1): Avoid removing
5173 NOP_EXPRs with type qualifiers like const.
5175 2005-05-14 Jan Hubicka <jh@suse.cz>
5177 Patch by Richard Henderson:
5178 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
5179 Handle RESX expressions properly.
5181 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
5182 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
5183 (remove_stmt_from_eh_region_fn): Likewise.
5185 * tree-cfg.c (execute_warn_function_return): Break out noreturn
5187 (execute_warn_function_noreturn): ... here.
5188 (pass_warn_function_noreturn): New pass.
5189 * tree-pass.h (pass_warn_function_noreturn): Declare
5190 * tree-optimize.c (init_tree_optimization_passes): Move return
5191 warnings early and add noreturn warnings at place of previous
5194 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
5196 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
5197 root_var_init, type_var_init): Use VEC instead of VARRAY.
5198 * tree-ssa-live.h (tree_partition_associator_d): Change the
5199 type of trees to VEC(tree,heap)*.
5200 (tpa_tree): Use VEC instead of VARRAY.
5202 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
5204 * fold-const.c (div_if_zero_remainder): New function.
5205 (try_move_mult_to_index): Use it.
5207 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
5209 * tree-eh.c (leh_tf_state): Change the type of dest_array to
5211 (maybe_record_in_goto_queue, lower_try_finally_onedest,
5212 lower_try_finally_copy, lower_try_finally_switch,
5213 lower_try_finally): Use VEC instead of VARRAY.
5215 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
5217 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
5218 comment regarding defined register classes.
5219 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
5221 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
5223 * tree-optimize.c (init_tree_optimization_passes): Move
5224 pass_merge_phi before the first pass_dominator.
5226 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
5228 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
5231 2005-05-13 Josh Conner <jconner@apple.com>
5233 * config/arm/arm.c (arm_size_return_regs): New.
5234 (thumb_unexpanded_epilogue): replace in-line calculation
5235 of return registers with call to arm_size_return_regs.
5236 (use_return_insn): Include test of which registers are
5237 being used to hold return values, to accommodate
5238 vector return values.
5240 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
5242 * config/rs6000/sysv4.opt (mlittle): Handle.
5244 * config/rs6000/rs6000.c (rs6000_handle_option): Set
5245 target_flags_explicit when appropriate.
5247 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
5249 PR middle-end/20714:
5250 * optabs.c (no_conflict_data): New struct.
5251 (no_conflict_move_test): New function.
5252 (emit_no_conflict_block): Use it.
5254 2005-05-13 Adam Nemet <anemet@lnxw.com>
5256 * doc/invoke.texi (Debugging Options): Option
5257 -fdump-translation-unit only works with C++ now.
5259 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
5261 Replace calls to abort in CRIS port.
5262 * config/cris/cris.h (CRIS_ASSERT): New macro.
5263 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
5264 internal_error instead of abort.
5265 ("movsi"): Ditto. Unquote preparation statement section.
5266 ("call", "call_value"): Ditto, but use gcc_assert where
5267 appropriate. Tweak comments.
5268 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
5270 (cris_op_str): Call internal_error, not abort.
5271 (cris_print_operand): Tweak "abort" reference to "die" in comment.
5272 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
5273 (cris_notice_update_cc): Call internal_error, not abort.
5274 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
5275 (cris_emit_movem_store, cris_asm_output_symbol_ref)
5276 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
5277 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
5278 ENABLE_CHECKING-guarded abort call.
5279 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
5280 Use internal_error at end of test-chain.
5282 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
5284 PR rtl-optimization/20769:
5285 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
5286 pattern emitted by expand_nl_goto_receiver.
5288 PR middle-end/20793:
5289 * integrate.c (allocate_initial_values): Update register liveness
5292 2005-05-13 Josh Conner <jconner@apple.com>
5294 * arm.c (arm_return_in_memory): Add handling for vector return types.
5296 2005-05-13 David Ung <davidu@mips.com>
5298 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
5300 * config/mips/mips.c: Add 4km alias.
5301 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
5302 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
5305 2005-05-13 Jan Hubicka <jh@suse.cz>
5307 * c-decl.c (finish_function): Suppress "control reaches end of
5308 non-void function" when "no return statement in function
5309 returning non-void" is issued.
5311 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
5312 * tree-optimize.c (pass_gimple): Kill.
5313 (init_tree_optimization_passes): Kill pass_gimple.
5314 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
5315 * tree-dump.c (dump_files): Rename .generic to .gimple.*
5317 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
5319 PR rtl-optimization/20756:
5320 * basic-block.h (PROP_DEAD_INSN): Define.
5321 * flow.c (propagate_one_insn): Set during mark_set_regs call
5323 (mark_set_1): Emit a clobber when we are about to delete a dead insn
5324 that kills a live register.
5326 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
5328 * config/s390/s390.md: ("DBL"): New mode attribute.
5329 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
5330 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
5331 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
5333 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
5335 * c-format.c (check_format_arg): Handle string literals of
5336 the form &"string"[offset].
5338 * g++.dg/warn/format4.C: New testcase.
5340 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
5342 * config/mips/3000.md, config/mips/4000.md,
5343 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
5344 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
5345 config/mips/generic.md, config/pdp11/pdp11.md,
5346 config/sh/crt1.asm, config/sh/lib1funcs.asm,
5347 config/sh/sh-modes.def, config/sh/sh-protos.h,
5348 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
5350 2005-05-13 Richard Henderson <rth@redhat.com>
5352 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
5353 addition to move unless dest is a register. Do not skip
5354 instantiation in dest on addition simplification.
5356 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
5358 * config/cris/cris.c (cris_print_operand) <case 'H'; case
5359 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
5360 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
5362 2005-05-13 Jan Hubicka <jh@suse.cz>
5364 * basic-block.h (FOR_ALL_BB_FN): New macro.
5365 (init_flow): Initialize cfg structure.
5366 * function.c (allocate_struct_function): Do not initialize cfg structure.
5367 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
5368 (build_tree_cfg): ... here.
5369 * tree-flow.h (init_empty_tree_cfg): Declare.
5371 2005-05-12 Steven Bosscher <stevenb@suse.de>
5373 Fix PR tree-optimization/21520
5374 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
5375 to attempt to fold constants.
5377 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5379 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
5380 only when TARGET_ADJUST_UNROLL_MAX is defined.
5381 (general_movsrc_operand): Use the C style comment.
5382 (ua_offset): Use prototype.
5384 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
5386 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
5387 (struct hmr_data, hoist_memory_reference, memref_del,
5388 struct fmrv_data): Removed.
5389 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
5390 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
5392 (find_more_ref_vops): Traverse the list of memory references.
5393 (determine_lsm_loop): Work with the list of memory references instead
5394 of traversing the hashtable.
5396 2005-05-12 Steven Bosscher <stevenb@suse.de>
5397 Stuart Hastings <stuart@apple.com>
5398 Jan Hubicka <jh@suse.cz>
5400 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
5401 duplicate_eh_regions): New functions, based on old
5402 implementation removed with RTL inliner.
5403 (reachable_next_level): Modify behaviour pre-inline.
5404 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
5406 * function.h (struct function): Add after_inlining flag.
5407 * tree-optimize.c (tree_rest_of_compilation): Set it.
5408 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
5410 * tree-cfg.c (label_to_block_fn): Deal with cases where
5411 label was never insterted into code.
5413 2005-05-12 Zack Weinberg <zack@codesourcery.com>
5415 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
5417 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
5419 Fix PR tree-optimization/21532
5420 * tree-ssa-pre.c (create_expression_by_pieces): stmt
5421 needs to go onto the inserted_exprs list.
5423 2005-05-12 Ian Lance Taylor <ian@airs.com>
5425 * c-common.h (statement_code_p): Don't declare.
5426 (STATEMENT_CODE_P): Don't define.
5427 (INIT_STATEMENT_CODES): Don't define.
5428 * c-common.c (statement_code_p): Don't define.
5430 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5432 * config/sparc/sparc.h: Remove dead code.
5433 * config/sparc/sparc.c (sparc_compute_frame_size): Use
5434 FIRST_PARM_OFFSET for the size of the register window area.
5435 (emit_save_regs): Rename into emit_save_or_restore_regs.
5436 Add 'action' parameter. Use 4095 as upper bound for the offset.
5437 Pass 'action' to save_or_restore_regs.
5438 (emit_restore_regs): Delete.
5439 (sparc_expand_prologue): Call emit_save_or_restore_regs.
5440 (sparc_expand_epilogue): Likewise.
5441 * config/sparc/sparc.md (mode macro P): Move.
5442 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
5443 (mov<V32:mode> expander): Move to the top of the V32 section.
5444 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
5445 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
5446 (sibcall_epilogue): Move.
5448 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
5451 * arm.c (arm_gen_constant): Sign-extend intermediate values when
5452 synthesizing a constant of the difference of two immediates.
5454 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
5456 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
5457 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
5458 the alternatives using integer registers into the appropriate
5461 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5463 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
5464 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
5465 * bitmap.h: Fixed comments.
5467 2005-05-11 Richard Henderson <rth@redhat.com>
5470 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
5471 (ia64_cannot_force_const_mem): New.
5472 (tls_symbolic_operand_type): New.
5473 (ia64_legitimate_constant_p): New.
5474 (ia64_expand_load_address): Return true on success. Improve
5475 checks for when we should not split.
5476 (ia64_expand_tls_address): New addend operand. Distribute it
5477 as appropriate to the tls_kind. Delay referencing gp.
5478 (ia64_expand_move): Split symbolic addend as necessary. Handle
5479 tls symbols with addends.
5480 * config/ia64/ia64-protos.h: Update.
5481 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
5482 p0, f0, f1, and r13.
5483 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
5484 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
5485 (symbolic_operand splitter): Pass everything through
5486 ia64_expand_load_address and FAIL or DONE as appropriate.
5487 (load_fptr): Only accept after reload.
5488 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
5489 load_symptr_low, load_ltoff_dtpmod,
5491 (load_dtprel): Only accept tls symbols.
5492 (load_dtprel64, load_dtprel22): Likewise.
5493 (load_tprel, load_tprel64, load_tprel22): Likewise.
5494 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
5495 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
5496 (add_dtprel14, add_dtprel22): Likewise.
5497 (add_tprel, add_tprel14, add_tprel22): Likewise.
5498 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
5499 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
5500 (got_symbolic_operand): Check CONST offsets.
5501 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
5502 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
5503 (move_operand): Don't handle tls here. Check CONST offsets.
5505 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
5507 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
5508 Remove hilo_operand check.
5509 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
5510 * config/mips/predicates.md (hilo_operand): Delete.
5512 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
5514 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
5516 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
5518 PR tree-optimizer/18472
5519 * tree-if-conv.c (tree_if_convert_stmt,
5520 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
5522 2005-05-11 Jan Hubicka <jh@suse.cz>
5524 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
5525 (GTFILES): add except.h.
5526 * except.c (eh_status): Add throw_stmt_table.
5527 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
5528 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
5529 lookup_stmt_eh_region_fn): Declare.
5530 (throw_stmt_node): New structure.
5531 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
5532 * gengtype.c (open_base_files): Add except.h to inlines.
5533 * tree-eh.c (throw_stmt_node): Kill.
5534 (record_stmt_eh_region): Update.
5535 (add_stmt_to_eh_region_fn): Break out from ...
5536 (add_stmt_to_eh_region): ... here.
5537 (remove_stmt_from_eh_region_fn): Break out from ...
5538 (remove_stmt_from_eh_region): ... here.
5539 (lookup_stmt_eh_region_fn): Break out from ...
5540 (lookup_stmt_eh_region): ... here.
5541 (honor_protect_cleanup_actions): Use build_resx.
5542 (lower_try_finally_onedest): Likewise.
5543 (lower_try_finally_copy): Likewise.
5544 (lower_try_finally_switch): Likewise.
5545 (lower_eh_constructs): Update eh table construction.
5546 * tree.c (build_resx): New.
5547 * tree.h (build_resx): Declare.
5549 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
5551 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
5554 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
5556 * fold-const.c, libgcov.c: Fix comment typos.
5558 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
5561 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
5563 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5564 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
5566 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
5568 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
5571 * crtstuff.c: Include auto-host.h again, for now.
5573 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
5575 * config/mips/24k.md: Remove trailing whitespace.
5577 2005-05-11 David Ung <davidu@mips.com>
5579 * config/mips/mips.md (type): Add imul3.
5580 (length, hazard, may_clobber_hilo): Check for imul3.
5581 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
5582 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
5583 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
5584 for a 3 operand mul and its bypasses.
5585 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
5586 * config/mips/4000.md (r4k_imul): Likewise.
5587 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
5588 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
5589 (vr4130_muldi): Likewise.
5590 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
5591 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
5592 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
5593 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
5594 (ir_vr54_imadd_si): Likewise.
5595 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
5596 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
5597 (rm7_impy_di): Likewise.
5598 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
5599 * config/mips/generic.md (generic_imul): Likewise.
5600 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
5601 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
5603 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
5605 PR middle-end/20371:
5606 * tree.h (record_layout_info_s): New member prev_packed.
5607 * stor-layout.c (update_alignment_for_field): Fix comment about
5608 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
5609 we start it properly aligned.
5610 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
5611 to update_alignment_for_field, and recompute it afterwards using
5612 the alignment of the record.
5613 When a packed bitfield precedes an MS bitfield, don't add padding
5614 at the end of the packed bitfield on behalf of the base type of
5615 the packed bit field.
5616 Don't adjust rli->bitpos at the end
5617 of an MS bitfield run if we already adjusted bitpos/offset for an
5618 alignment as large or larger than the bitfield type size.
5619 Take possible record alignment > BIGGEST_ALIGNMENT into account
5620 when calculating actual_align.
5621 Only put packed buit fields into rli->prev_field if they end up
5623 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
5624 Update rli->remaining_in_alignment when we have already started a
5625 run of bit fields and we process a packed bit field.
5627 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
5629 * tree-data-ref.c (find_data_references_in_loop): Give up when
5630 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
5631 may embed arbitrary side effects.
5632 Remove the assumption that GIMPLE form contains a single array
5633 access per statement.
5634 When the statement contains virtual operands, fail if it is not
5635 a MODIFY_EXPR or a CALL_EXPR.
5636 Return after the dont know node is inserted.
5638 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
5640 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
5642 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
5645 PR tree-optimization/19639
5646 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
5647 and generic summands for char* as s * delta, too, folding &a[i]
5648 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
5649 for comparison of steps. Convert types for index addition.
5650 (fold_binary): Adjust the callers to always dispatch to
5651 try_move_mult_to_index.
5652 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
5653 expr with non-gimple ARRAY_REF offset.
5655 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
5657 * fold-const.c (fold_indirect_ref_1): Avoid removing
5658 NOP_EXPRs with type qualifiers like const.
5660 2005-05-11 Richard Henderson <rth@redhat.com>
5663 * c-decl.c (finish_decl): Propagate the completed array type of
5664 a global variable into the binding.
5666 2005-05-10 Matt Kraai <kraai@ftbfs.org>
5668 * Makefile.in (gtype-desc.o, build/genautomata.o)
5669 (build/varray.o): Depend on $(VARRAY_H).
5671 2005-05-10 Diego Novillo <dnovillo@redhat.com>
5673 * tree-optimize.c (init_tree_optimization_passes): Re-organize
5674 optimization passes to do an initial batch of scalar cleanups.
5676 2005-05-10 Ian Lance Taylor <ian@airs.com>
5678 * read-rtl.c (struct macro_traverse_data): Define.
5679 (map_attr_string): New static function, broken out of
5680 apply_macro_to_string.
5681 (mode_attr_index, apply_mode_maps): New static functions.
5682 (apply_macro_to_string): Call map_attr_string.
5683 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
5685 (apply_macro_traverse): Expect data to point to a struct
5686 macro_traverse_data.
5687 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
5688 to pass data through htab_traverse.
5689 (read_rtx_1): Add mode_maps parameter. Change all callers.
5690 Handle mode names which are attribute strings.
5691 * doc/md.texi (Substitutions): Rename from String Substitutions.
5692 Change references. Document using attributes as modes.
5694 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5696 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
5697 * tree-optimize.c (init_tree_optimization_passes) Swap
5698 pass_ch and pass_profile.
5699 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
5700 here. Remove rewrite_into_loop_closed_ssa call.
5702 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
5704 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
5706 (legitimate_reload_constant_p): Add check for const double zero.
5707 * config/s390/s390.md: Add comment for constraint letter 'G'.
5708 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
5709 attributes for new case.
5710 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
5711 s390_const_double_ok_for_constraint_p.
5712 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
5715 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5717 PR tree-optimization/21170
5718 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
5719 rewrite_ssa_into_ssa in comments with update_ssa.
5721 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5723 * tree-ssa-loop-im.c: Include hashtab.h.
5724 (struct mem_ref_loc): New.
5725 (struct mem_ref): Describe the set of references with the same
5727 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
5728 maybe_queue_var, fem_single_reachable_address,
5729 for_each_memref, single_reachable_address,
5730 is_call_clobbered_ref, determine_lsm_reg): Removed.
5731 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
5732 hoist_memory_reference, memref_hash, memref_eq, memref_del,
5733 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
5735 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
5736 (determine_lsm_loop): Rewritten.
5737 (determine_lsm): Do not set stmt uids.
5739 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
5741 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
5744 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
5746 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
5747 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
5748 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
5750 2005-05-10 Jeff Law <law@redhat.com>
5752 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
5753 thread_across_edge for any abnormal edges.
5755 2005-05-10 Richard Henderson <rth@redhat.com>
5757 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
5758 * config/ia64/ia64-protos.h: Declare it.
5759 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
5760 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
5761 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
5762 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
5763 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
5764 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
5765 extend result; use release semantics.
5766 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
5767 (sync_val_compare_and_swap_<IMODE>): Update to match.
5769 2005-05-10 Richard Henderson <rth@redhat.com>
5771 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
5772 before comparing it for success.
5774 2005-05-10 Richard Henderson <rth@redhat.com>
5776 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
5777 no return value pattern.
5779 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
5780 H.J. Lu <hongjiu.lu@intel.com>
5782 * libgcov.c (create_file_directory): New function. Create
5783 directory for the given file name.
5784 (gcov_max_filename): New static var. Keeps size of the longest
5786 (gcov_exit): Always try to create directory for output
5787 file. Relocate each filename basing on environment vars.
5788 (__gcov_init): Remember the longest file name.
5789 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
5790 * doc/gcov.texi (Cross-profiling): New node documenting
5791 cross-profiling management.
5792 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
5794 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5796 * config/sparc/sparc.c (mem_min_alignment): Do not rely
5797 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
5799 2005-05-10 Bob Wilson <bob.wilson@acm.org>
5801 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
5802 case code to avoid one move instruction.
5803 (__umodsi3, __modsi3): Merge duplicated code sequences.
5805 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5807 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
5808 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
5809 * doc/invoke.texi: Fix typos.
5811 * tree-data-ref.c (analyze_array_indexes, analyze_array,
5812 init_data_ref, access_functions_are_affine_or_constant_p,
5813 free_data_refs): Use VEC instead of VARRAY.
5814 * tree-data-ref.h (data_reference): Change the type of
5815 access_fns to VEC(tree,gc)*.
5816 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
5818 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
5821 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
5822 * fold-const.c (fold): Expand the condition of reducing cond_expr.
5823 (contains_label_1, contains_label_p): New functions for checking
5824 labels in a sub-tree.
5826 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5829 * c-decl.c (pushdecl): When there is a declaration in the current
5830 scope and the declarations are external linkage, check for
5831 compatibility with the type in the external scope and update the
5832 type in the external scope with the composite type information.
5833 Do not form a composite type of the new type and the visible type
5834 if they are incompatible.
5836 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5838 * crtstuff.c: Revert part of 2005-05-08 Change.
5839 (IN_LIBGCC2): Define.
5841 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5843 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
5844 remove redundant test.
5845 (fp_mov_p): Accept 0.
5846 (fp_high_losum_p): Remove redundant test.
5847 * config/sparc/predicates.md (const_high_operand): Explicitly test
5848 (not small_int_operand).
5849 (fp_const_high_losum_operand): New.
5850 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
5851 (movdi_insn_sp32_v9): Use canonical predicates.
5852 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
5853 (movdi_insn_sp64_novis): Delete.
5854 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
5855 (movsf_insn_novis): Delete.
5856 (movsf_insn_vis): Rename into movsf_insn.
5857 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
5858 (movsf_lo_sum): Use fp_const_high_losum_operand.
5859 (movsf_high): Likewise.
5860 (movsf_high_losum splitter): Likewise.
5861 (mov<V32:mode> expander): Use register_or_zero_operand.
5862 (mov<V64:mode> expander): Likewise.
5863 (movdf_insn_sp32): Use register_or_zero_operand.
5864 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
5865 Rename into movdf_insn_sp32_no_fpu.
5866 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
5867 Rename into movdf_insn_sp32_v9_no_fpu.
5868 (movdf_insn_v9only_novis): Delete.
5869 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
5870 (movdf_insn_sp64_novis): Delete.
5871 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
5872 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
5873 Rename into movdf_insn_sp64_no_fpu.
5874 (movtf expander): Use register_or_zero_operand.
5875 (movtf_insn_sp32): Delete.
5876 (movtf_insn_vis_sp32): Use register_or_zero_operand.
5877 Rename into movtf_insn_sp32.
5878 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
5879 Rename into movtf_insn_sp32_no_fpu.
5880 (movtf_insn_hq_sp64): Delete.
5881 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
5882 Rename into movtf_insn_sp64_hq.
5883 (movtf_insn_sp64): Delete.
5884 (movtf_insn_vis_sp64): Use register_or_zero_operand.
5885 Rename into movtf_insn_sp64.
5886 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
5887 Rename into movtf_insn_sp64_no_fpu.
5889 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5891 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
5892 gcc_assert and gcc_unreachable as appropriate.
5893 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
5894 xstormy16_output_cbranch_si, xstormy16_split_move,
5895 xstormy16_initial_elimination_offset,
5896 xstormy16_encode_section_info, xstormy16_print_operand_address,
5897 xstormy16_expand_call, xstormy16_expand_arith,
5898 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
5900 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5902 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
5903 const_copies to VEC(tree,heap)*.
5904 (new_elim_graph, delete_elim_graph, elim_graph_size,
5905 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
5908 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5911 * doc/extend.texi (Type Attributes): Correct example syntax.
5913 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
5916 * doc/invoke.texi (-Wuninitialized): Update documentation.
5918 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5920 * arm.c (const_ok_for_arm): Use a faster algorithm.
5922 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5925 * config/rs6000/rs6000.md (add_op2): New.
5926 (add<mode>3): Use it.
5928 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5930 * arm.c (arm_gen_constant): Add new heuristic for generating
5931 constant integers that can be expressed as the difference of two
5934 2005-05-09 Roger Sayle <roger@eyesopen.com>
5936 * c-tree.h (parser_build_unary_op): New prototype.
5937 * c-typeck.c (parser_build_unary_op): New function to construct
5938 a unary operation in the C parser.
5939 * c-parser.c (c_parser_unary_expression): Use the new function
5940 parser_build_unary_op when appropriate.
5942 2005-05-09 Mark Mitchell <mark@codesourcery.com>
5945 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
5946 before outputting DWARF_FRAME_RETURN_COLUMN.
5948 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5950 * config/s390/s390.c: (s390_branch_condition_mask,
5951 s390_branch_condition_mnemonic, s390_extra_constraint_str,
5952 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
5953 legitimize_pic_address, s390_emit_tls_call_insn,
5954 legitimize_tls_address, legitimize_tls_address,
5955 s390_expand_addcc, print_shift_count_operand, print_operand,
5956 addr_generation_dependency_p, annotate_constant_pool_refs,
5957 s390_split_branches, find_constant_pool_ref,
5958 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
5959 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
5960 s390_output_pool_entry, s390_function_value,
5961 s390_call_saved_register_used, s390_emit_call): Replace
5962 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
5963 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
5964 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
5965 get_some_local_dynamic_name, s390_function_arg_size,
5966 s390_function_arg_advance, s390_function_arg,
5967 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
5968 default case by gcc_unreachable.
5969 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
5970 conditional abort by gcc_assert.
5971 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
5972 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
5974 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5976 * config/s390/s390.c: (s390_decompose_address,
5977 tls_symbolic_operand, legitimate_pic_operand_p,
5978 legitimate_constant_p, legitimate_reload_constant_p,
5979 s390_expand_plus_operand, legitimate_address_p,
5980 legitimate_la_operand_p, ): Remove 'register' from signature.
5981 (symbolic_reference_mentioned_p,
5982 tls_symbolic_reference_mentioned_p): Remove 'register' from local
5983 variable declarations.
5984 (legitimize_address): Remove 'register' from
5985 signature and local variable declarations.
5987 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5989 * config/s390/s390-protos.h: (s390_match_ccmode,
5990 s390_match_ccmode_set, reg_used_in_mem_p,
5991 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5992 legitimate_la_operand_p, preferred_la_operand_p,
5993 s390_short_displacement, addr_generation_dependency_p,
5994 legitimate_reload_constant_p, legitimate_address_p): Change return type
5996 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5997 * config/s390/s390.c: (s390_match_ccmode,
5998 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5999 legitimate_reload_constant_p): Change return type into 'bool'.
6000 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
6001 Likewise. Additionally adapted comment.
6002 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
6003 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
6004 (s390_decompose_address): Change the type of the internal flags
6005 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
6006 (struct s390_address): Change type of "pointer" into bool.
6007 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
6008 Adapt calls for 's390_tm_ccmode' to the new signature.
6010 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6012 * config/s390/s390.c: (s390_match_ccmode_set,
6013 s390_branch_condition_mnemonic, s390_short_displacement,
6014 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
6015 print_shift_count_operand, get_some_local_dynamic_name,
6016 get_some_local_dynamic_name_1, reg_used_in_mem_p,
6017 addr_generation_dependency_p, s390_split_branches,
6018 annotate_constant_pool_refs, find_constant_pool_ref,
6019 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
6020 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
6021 s390_register_info, s390_frame_info, s390_init_frame_layout,
6022 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
6023 restore_gprs, s390_function_arg_size, s390_function_arg_float,
6024 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
6025 s390_encode_section_info, s390_cannot_force_const_mem,
6026 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
6027 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
6028 s390_adjust_priority, s390_issue_rate,
6029 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
6030 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
6031 s390_build_builtin_va_list, s390_gimplify_va_arg,
6032 s390_function_ok_for_sibcall, s390_call_saved_register_used,
6033 s390_pass_by_reference, s390_fixed_condition_code_regs,
6034 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
6035 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
6036 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
6037 s390_add_pool_insn, s390_find_pool, s390_add_constant,
6038 s390_find_constant, s390_add_execute, s390_find_execute,
6039 s390_execute_label, s390_execute_target, s390_dump_pool,
6040 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
6041 Move target macro definitions to the end of the file. Move several
6042 functions within the file to assure correct compiling.
6044 2005-05-09 Steven Bosscher <stevenb@suse.de>
6046 * calls.c (purge_reg_equiv_notes): Remove, fold into...
6047 (fixup_tail_calls): ...here. Only look at insns between the
6048 start of the function and the FUNCTION_BEG insn note.
6050 * gcse.c (one_cprop_pass): Fix typos in dumps.
6052 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
6054 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6056 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
6057 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
6058 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
6059 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
6061 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
6062 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
6063 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
6066 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6068 * config/s390/s390.md: ("gf") New mode attribute.
6069 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
6070 "fixuns_truncsfsi2"): Merge.
6071 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
6072 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
6073 "fix_truncsfsi2_ieee"): Merge.
6075 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6077 * config/s390/s390.md: ("FPR") New mode macro.
6078 ("de", "dee"): New mode attributes.
6079 ("cmpdf", "cmpsf"): Merge.
6080 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
6081 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
6082 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
6083 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
6084 ("floatdidf2", "floatdisf2"): Merge.
6085 ("adddf3", "addsf3"): Merge.
6086 ("*adddf3", "*addsf3"): Merge.
6087 ("*adddf3_cc", "*addsf3_cc"): Merge.
6088 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
6089 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
6090 ("subdf3", "subsf3"): Merge.
6091 ("*subdf3", "*subsf3"): Merge.
6092 ("*subdf3_cc", "*subsf3_cc"): Merge.
6093 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
6094 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
6095 ("muldf3", "mulsf3"): Merge.
6096 ("*muldf3", "*mulsf3" "): Merge.
6097 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
6098 ("*fmadddf", "*fmaddsf"): Merge.
6099 ("*fmsubdf", "*fmsubsf"): Merge.
6100 ("divdf3", "divsf3"): Merge.
6101 ("*divdf3", "*divsf3"): Merge.
6102 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
6103 ("negdf2", "negsf2"): Merge.
6104 ("*negdf2_cc", "*negsf2_cc"): Merge.
6105 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
6106 ("*negdf2", "*negsf2"): Merge.
6107 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
6108 ("absdf2", "abssf2"): Merge.
6109 ("*absdf2_cc", "*abssf2_cc"): Merge.
6110 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
6111 ("*absdf2", "*abssf2"): Merge.
6112 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
6113 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
6114 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
6115 ("*negabsdf2", "*negabssf2"): Merge.
6116 ("sqrtdf2", "sqrtsf2"): Merge.
6118 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6120 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
6122 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
6123 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
6124 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
6125 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
6127 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
6128 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
6129 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
6130 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
6131 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
6132 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
6133 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
6134 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
6135 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
6136 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
6137 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
6138 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
6139 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
6140 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
6141 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
6142 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
6144 ("*divsf3"): Additionally rename second pattern to
6146 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6147 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
6148 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
6149 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
6150 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
6151 'type values' and rename 'type' value.
6152 ("*addsf3"): Additionally rename second pattern to
6155 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6157 * config/s390/s390.md: ("SHIFT"): New mode macro.
6158 ("lr", "shift"): New mode attributes.
6159 ("ashldi3", "lshrdi3"): Merge.
6160 ("*ashldi3_31", "*lshrdi3"_31): Merge.
6161 ("*ashldi3_64", "*lshrdi3"_64): Merge.
6162 ("ashlsi3", "lshrsi3"): Merge.
6164 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6166 * config/s390/s390.md: ("DSI", "SCOND"): New mode
6168 ("E", "g"): New mode attributes.
6169 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
6170 ("*adddi3_alc", "*addsi3_alc"): Merge.
6171 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
6172 ("*subdi3_slb", "*subsi3_slb"): Merge.
6173 ("adddicc", "addsicc"): Merge.
6174 ("*sconddi", "*scondsi"): Merge.
6175 ("*sconddi_neg", "*scondsi_neg"): Merge.
6176 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
6177 ("negdi2", "negsi2"): Extract expander pattern from
6178 "negsi2" and merge with "negdi2".
6179 ("*negdi2"): Merge with instruction pattern of "negsi2".
6180 ("*negdi2_cc", "*negsi2_cc"): Merge.
6181 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
6182 ("rotldi3", "rotlsi3"): Merge.
6184 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6186 * config/s390/s390.md: ("hc"): New mode attribute.
6187 ("extendhidi2", "extendqidi2"): Merge.
6188 ("*extendhidi2", "*extendqidi2"): Merge.
6189 ("extendhisi2", "extendqisi2"): Merge.
6190 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
6191 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
6192 Merged 2 define_split.
6193 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
6194 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
6196 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6198 * config/s390/s390.md: ("COMPARE"): New mode macro.
6199 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
6200 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
6201 "bungt", "bunle", "bunge", "bltgt"): Merge.
6203 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6205 * config/s390/s390.md: ("INT"): New mode macro.
6206 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
6209 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6211 * config/s390/s390.md: ("GPR", "P"): New mode macros.
6212 ("cmpdi", "cmpsi"): Merge.
6213 ("strlendi", "strlensi"): Merge.
6214 ("*strlendi", "*strlensi"): Merge.
6215 ("movmemdi", "movmemsi"): Merge.
6216 ("clrmemdi", "clrmemsi"): Merge.
6218 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
6220 * config/s390/s390.md: ("HQI"): New mode macro.
6221 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
6222 ("*tmhi_full", "*tmqi_full"): Merge.
6223 ("*tsthiCCT", "*tstqiCCT"): Merge.
6224 ("*tsthi", "*tstqi"): Merge.
6225 ("*tsthi_cconly", "tstqi_cconly"): Merge.
6226 ("*sethighhisi", "*sethighqisi"): Merge.
6228 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
6230 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
6231 config/alpha/unicosmk.h, config/arc/arc.md,
6232 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
6233 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
6234 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
6235 config/arm/semi.h, config/arm/uclinux-elf.h,
6236 config/arm/wince-pe.h, config/fr30/fr30.c,
6237 config/rs6000/altivec.h: Update copyright.
6239 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
6241 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
6242 gcc_assert and gcc_unreachable as appropriate.
6243 (pdp11_output_function_epilogue, output_move_double,
6244 output_move_quad, print_operand_address, output_jump,
6245 output_addr_const_pdp11): Likewise.
6246 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
6247 ASM_OUTPUT_ALIGN): Likewise.
6248 * config/pdp11/pdp11.md: Likewise.
6249 (extendhisi2, subhi3, subqi3): Likewise.
6251 2005-05-09 David Edelsohn <edelsohn@gnu.org>
6254 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
6257 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
6259 * config/ia64/ia64.c: Fix a comment typo.
6261 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
6264 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
6265 (arm_override_options): Use them instead of manifest constants. Don't
6266 allow -march to override the -mtune setting.
6268 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
6270 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
6271 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
6272 (function_arg_advance, function_arg, save_restore_insns,
6273 iq2000_expand_prologue, iq2000_output_conditional_branch,
6274 expand_one_builtin, print_operand):
6275 * config/iq2000/iq2000.md (tablejump): Likewise.
6277 2005-05-09 David Ung <davidu@mips.com>
6279 * config/mips/mips.h (processor_type): Add names for the 24K.
6280 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
6282 * config/mips/mips.md (cnv_mode): New attribute for recording the
6283 conversion types of float convert insns.
6284 (cpu): Add 24k and 24kx.
6285 (include): Include 24k.md file.
6286 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
6287 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
6288 (floatdisf2): Setup cnv_mode.
6289 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
6291 * config/mips/24k.md: New file, contains 24k DFA pipeline
6294 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
6296 * config/sh/sh.c (print_operand_address): Use gcc_assert and
6297 gcc_unreachable as appropriate.
6298 (print_operand, prepare_move_operands, prepare_scc_operands,
6299 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
6300 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
6301 fixup_mova, gen_far_branch, sh_reorg, split_branches,
6302 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
6303 sh_set_return_address, sh_setup_incoming_varargs,
6304 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
6305 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
6306 check_use_sfunc_addr): Likewise.
6307 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
6308 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
6309 * config/sh/symbian.c (sh_symbian_mark_dllexport,
6310 sh_symbian_mark_dllimport): Likewise.
6311 * config/sh/sh.md: Likewise.
6312 (movdicc, call_pop, call_value_pop, casesi_worker_1,
6313 casesi_worker_2, casesi_shift_media, casesi_load_media,
6314 return_media): Likewise.
6316 2005-05-08 Roger Sayle <roger@eyesopen.com>
6319 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
6322 2005-05-08 Richard Henderson <rth@redhat.com>
6324 * config/alpha/alpha.c (adjust_address): Fix typo last change.
6326 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6328 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
6329 and -1 can happen in reg_renumber when no hard register is assigned.
6331 2005-05-08 Steven Bosscher <stevenb@suse.de>
6332 Kazu Hirata <kazu@cs.umass.edu>
6334 PR tree-optimization/14841, tree-optimization/15838
6335 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
6336 (evaluate_stmt): Call it.
6338 2005-05-08 Jakub Jelinek <jakub@redhat.com>
6340 * config/ia64/ia64.c (ia64_override_options): Don't set
6341 ia64_flag_var_tracking and clear flag_var_tracking here...
6342 (ia64_file_start): ... but here.
6344 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6346 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
6347 and gcc_unreachable as appropriate.
6348 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
6349 m68hc11_gen_highpart, print_operand, print_operand_address,
6350 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
6351 m68hc11_gen_movhi): Likewise.
6352 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
6353 * config/m68hc11/m68hc11.md: Reword comment.
6355 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6358 * config/m68hc11/predicates.md (splitable_operand): An immediate is
6361 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6363 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
6364 the 68HC12 address indirect addressing mode as it is not supported by
6366 * config/m68hc11/m68hc11-protos.h
6367 (m68hc11_valid_addressing_p): Declare.
6368 (m68hc11_add_mode): Declare.
6369 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
6370 register_indirect_p and export it.
6371 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
6372 instruction so that it is part of the good BB.
6373 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
6374 addressing with movw.
6375 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
6377 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
6378 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
6379 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
6381 ("*movhi_68hc12"): Handle movhi_const0.
6382 ("*subhi3", "subqi3"): Use general_operand for operand 1.
6383 ("*subhi3_zext"): Likewise.
6385 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6388 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
6389 operand 1 and fix constraints.
6390 ("mulqihi3"): Use general_operand for operand 2.
6392 2005-05-08 Julian Brown <julian@codesourcery.com>
6393 H.J. Lu <hongjiu.lu@intel.com>
6394 Paul Brook <paul@codesourcery.com>
6396 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
6397 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
6398 20050308/2.16.0 or newer for comdat group.
6399 * configure: Regenerated.
6400 * config.in: Regenerated.
6401 * varasm.c (default_function_rodata_section): Put .rodata section in
6402 COMDAT group when necessary.
6403 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
6405 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
6408 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
6410 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
6412 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
6413 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
6414 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
6415 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6417 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
6420 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
6421 64-bit constants on 64-bit hosts.
6422 (m68hc11_split_logical): Simplify.
6423 (m68hc11_split_move): Likewise.
6425 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6426 Paolo Bonzini <bonzini@gnu.org>
6428 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
6429 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
6430 * configure.ac (enable_checking): Fix typos in runtime_checking.
6431 (ENABLE_RUNTIME_CHECKING): Mark as target template.
6432 (xm_file): Prepend auto-host.h
6433 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
6434 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
6436 * crtstuff.c: Do not include auto-host.h.
6437 (IN_LIBGCC2): Do not define.
6438 * gcov-io.h: Include tconfig.h, not auto-host.h.
6439 * libgcc2.c: Do not include auto-host.h.
6440 (abort): Do not undefine.
6441 * libgcov.c: Remove unneeded comment about config.h.
6442 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
6443 * config.in, configure: Regenerated.
6445 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6446 Falk Hueffner <falk@debian.org>
6448 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
6449 and gcc_unreachable as appropriate.
6450 (get_aligned_mem, get_unaligned_address,
6451 alpha_emit_set_long_const, alpha_emit_conditional_branch,
6452 alpha_emit_setcc, alpha_emit_conditional_move,
6453 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
6454 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
6455 alpha_expand_unaligned_load, alpha_expand_block_move,
6456 alpha_expand_zap_mask, get_trap_mode_suffix,
6457 get_round_mode_suffix, get_some_local_dynamic_name,
6458 print_operand_address, function_arg, alpha_return_in_memory,
6459 function_value, alpha_expand_builtin,
6460 alpha_initial_elimination_offset, alpha_expand_epilogue,
6461 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
6462 alphaev5_next_group, alpha_align_insns,
6463 unicosmk_initial_elimination_offset, unicosmk_unique_section,
6464 unicosmk_ssib_name): Likewise.
6465 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6466 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
6467 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
6468 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
6469 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6470 * config/alpha/alpha.md (*divmodsi_internal_er,
6471 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
6472 call_nt, call_umk, call_vms, call_value, sibcall_value,
6473 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
6474 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
6475 * config/alpha/predicates.md (input_operand): Likewise.
6477 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
6479 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
6480 gcc_unreachable, as appropriate.
6481 (frv_function_prologue, frv_alloc_temp_reg,
6482 frv_initial_elimination_offset, frv_expand_block_move,
6483 frv_expand_block_clear, frv_print_operand_jump_hint,
6484 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
6485 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
6486 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
6487 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
6488 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
6489 frv_in_small_data_p, frv_asm_out_constructor,
6490 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
6491 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
6492 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
6493 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
6494 sibcall_value, casesi): Likewise.
6496 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
6497 gcc_unreachable as appropriate.
6498 (print_operand_address, mn10300_print_reg_list, expand_prologue,
6499 expand_epilogue, notice_update_cc, initial_offset,
6500 mn10300_address_cost_1): Likewise.
6501 * config/mn10300/mn10300.md: Likewise.
6502 (absdf2, abssf2, negdf2, negsf2): Likewise.
6504 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
6507 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
6509 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
6510 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
6511 including sunge_<mode> and sungt_<mode>.
6513 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
6515 * integrate.h (get_hard_reg_initial_val): Change type of register
6516 parameter from int to unsigned int.
6517 (has_hard_reg_initial_val): Likewise.
6518 * integrate.c (get_hard_reg_initial_val): Likewise.
6519 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
6521 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
6523 * except.c (eh_status): Change the type of ttype_data to
6525 (add_ttypes_entry, assign_filter_values,
6526 output_function_exception_table): Use VEC instead of VARRAY.
6528 2005-05-07 David Edelsohn <edelsohn@gnu.org>
6530 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
6532 2005-05-07 Paul Brook <paul@codesourcery.com>
6534 * Makefile.in: Fix dependencies.
6535 (GCOV_IO_H, VARRAY_H): Set.
6537 2005-05-07 Anthony Green <green@redhat.com>
6540 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
6541 x$STMP_FIXPROTO test.
6542 * configure: Rebuilt.
6544 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
6546 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
6547 inappropriate feature test macros if flag_iso.
6549 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
6551 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
6553 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
6556 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
6557 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
6558 Handle moved operand being in special register.
6559 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
6560 presumed working insn.
6561 (mover2side): Add FIXME.
6563 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
6565 * integrate.c (get_func_hard_reg_initial_val): Delete.
6566 (has_func_hard_reg_initial_val): Delete.
6567 (get_hard_reg_initial_val): Inline the old implementation of
6568 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
6569 instead of has_func_hard_reg_initial_val to test for an existing
6570 pseudo. Only create an rtx if a new initial value entry is needed.
6571 (has_hard_reg_initial_val): Scan the initial value list directly.
6572 Don't create an rtx.
6574 2005-05-07 David Edelsohn <edelsohn@gnu.org>
6576 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
6578 * config.in (HAVE_AS_POPCNTB): New.
6579 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
6580 (HAVE_AS_POPCNTB): New.
6581 * configure: Regenerated.
6582 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
6583 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
6584 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
6585 and rs6000_sched_costly_dep.
6586 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
6587 (TARGET_XL_COMPAT): Delete.
6588 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
6589 (popcount<mode>2): New.
6590 (popcntb<mode>2): New.
6591 * config/rs6000/rs6000.opt (mpopcntb): New.
6593 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
6594 if variable name exists.
6596 2005-05-07 Matt Kraai <kraai@ftbfs.org>
6598 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
6600 2005-05-07 Richard Henderson <rth@redhat.com>
6603 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
6604 with constant offsets.
6606 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
6608 * config/v850/v850.c (print_operand): Use gcc_assert and
6609 gcc_unreachable, as appropriate.
6610 (print_operand_address, v850_handle_data_area_attribute,
6611 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
6612 v850_insert_attributes, construct_prepare_instruction): Likewise.
6613 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6614 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
6616 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
6618 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
6619 config/rs6000/rs6000.h: Fix comment typos.
6621 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
6623 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
6624 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
6625 (mips_scalar_mode_supported_p): Delete.
6627 2005-05-06 Eric Christopher <echristo@redhat.com>
6629 * config/mips/mips.opt: Remove -mint64 option.
6630 * config/mips/mips.c (override_options): Remove -mint64
6632 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
6633 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
6634 64-bit integer handling.
6635 * doc/invoke.texi (Option Summary): Remove -mint64 for
6638 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
6640 PR tree-optimization/19401
6641 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
6642 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
6643 (estimated_unrolled_size): New function.
6644 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
6645 tree_unroll_loops_completely): Always unroll loops if the code size
6647 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
6648 loops should be unrolled completely.
6649 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
6651 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
6653 PR rtl-optimization/21254
6654 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
6655 assumptions for loops that otherwise do not roll.
6656 (find_simple_exit): Prefer # of iterations that is guaranteed
6658 * loop-unroll.c (decide_peel_once_rolling,
6659 decide_peel_completely): Check whether the loop is infinite.
6661 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
6663 * config/rs6000/sysv4.opt: Fix typo.
6665 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
6666 Jakub Jelinek <jakub@redhat.com>
6669 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
6670 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
6671 Don't use rep; movs{l,q} if the repetition count is really small,
6672 instead use a sequence of movs{l,q} instructions.
6674 2005-05-06 Jeff Law <law@redhat.com>
6676 PR tree-optimization/21380
6677 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
6678 thread through a block with no preds.
6680 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
6682 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
6683 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
6684 add_call_read_ops): Use VEC instead of VARRAY.
6686 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
6688 * config/mcore/mcore.c (mcore_print_operand_address): Use
6689 gcc_assert and gcc_unreachable as appropriate.
6690 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
6691 mcore_output_andn, output_inline_const, mcore_output_move,
6692 mcore_output_movedouble, mcore_expand_block_move,
6693 layout_mcore_frame, mcore_initial_elimination_offset,
6694 mcore_expand_prolog, mcore_mark_dllexport,
6695 mcore_mark_dllimport): Likewise.
6696 * config/mcore/mcore.h (switch_to_section): Likewise.
6697 * config/mcore/mcore.md: Likewise.
6699 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
6701 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
6702 TARGET_PROFILE_KERNEL.
6704 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
6705 TARGET_PROFILE_KERNEL use.
6707 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
6709 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
6710 and gcc_unreachable, as appropriate.
6711 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
6712 m32r_expand_prologue, m32r_output_function_epilogue,
6713 m32r_legitimize_pic_address, m32r_print_operand_address,
6714 emit_cond_move, m32r_function_symbol,
6715 m32r_output_block_move): Likewise.
6716 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6717 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
6718 *rev_zero_branch_insn): Likewise.
6720 2005-05-06 Jakub Jelinek <jakub@redhat.com>
6723 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
6724 if both NEWDECL and OLDDECL are already weak.
6726 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
6728 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
6730 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
6731 Kaz Kojima <kkojima@gcc.gnu.org>
6733 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
6736 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
6737 David Edelsohn <edelsohn@gnu.org>
6739 * config.gcc: Add .opt magic for the rs6000 ports.
6741 * doc/invoke.texi: Document -mabi= option properly. Document
6742 -misel and -mno-sel. Document -mspe and -mno-spe. Document
6743 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
6746 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
6747 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
6750 * config/rs6000/aix.opt: New.
6751 * config/rs6000/aix41.opt: New.
6752 * config/rs6000/aix64.opt: New.
6753 * config/rs6000/darwin.opt: New.
6754 * config/rs6000/linux64.opt: New.
6755 * config/rs6000/rs6000.opt: New.
6756 * config/rs6000/sysv4.opt: New.
6758 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
6759 associated TARGET_*. Remove SUBTARGET_OPTIONS,
6761 Define TARGET_USES_SYSV4_OPT.
6762 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
6763 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
6764 TARGET_USES_AIX64_OPT.
6765 * config/rs6000/aix51.h: Same.
6766 * config/rs6000/aix52.h: Same.
6767 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
6768 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
6769 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
6770 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
6771 * config/rs6000/linux64.h: Use
6772 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
6774 * config/rs6000/rs6000.c: Remove definitions of
6775 rs6000_sched_restricted_insns_priority,
6776 rs6000_long_double_size_string, rs6000_altivec_vrsave,
6777 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
6778 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
6779 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
6780 rs6000_alignment_string. Define rs6000_explicit_options.
6781 (rs6000_parse_abi_options): Remove.
6782 (rs6000_parse_alignment_option): Remove.
6783 (rs6000_parse_float_gprs_option): Remove.
6784 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
6785 TARGET_DEFAULT_TARGET_FLAGS.
6786 (rs6000_override_options): Revamp to use new .opt machinery.
6788 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
6789 of new .opt machinery. Remove target_flags. Redefine
6790 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
6791 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
6792 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
6793 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
6794 rs6000_longcall_switch, rs6000_default_long_calls,
6795 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
6796 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
6797 TARGET_ALTIVEC_VRSAVE.
6799 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
6801 * config.gcc (hppa1.1-*-rtems*): Remove.
6802 * config/pa/rtems.h: Remove.
6804 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
6806 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
6807 Exclude roe/603e multilib variants.
6809 2005-05-04 Denis Chertykov <denisc@overta.ru>
6812 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
6815 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
6817 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
6818 arm/pe.opt to $extra_options.
6819 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
6820 (target_float_abi_name, target_float_switch, target_abi_name)
6821 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
6822 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
6823 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
6824 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
6825 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
6826 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
6827 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
6828 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
6829 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
6830 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
6831 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
6832 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
6833 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
6834 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
6835 (arm_pic_register_string): Delete.
6836 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
6838 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
6839 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
6840 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
6841 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
6842 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
6843 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
6844 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
6845 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
6846 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
6847 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
6848 (SUBTARGET_SWITCHES): Delete.
6849 * config/arm/arm.c (target_float_switch): Delete.
6850 (arm_cpu_select): Moved from config/arm/arm.h.
6851 (target_fpu_name, target_fpe_name, target_float_abi_name)
6852 (target_abi_name, structure_size_string, arm_pic_register_string)
6853 (arm_select): Make static.
6854 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6855 (arm_handle_option): New function.
6856 (arm_override_options): Update target_flags checks for new mask names.
6857 Remove target_float_switch code.
6858 (arm_expand_prologue, thumb_expand_prologue): Check
6859 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
6860 * config/arm/arm.opt, config/arm/pe.opt: New files.
6862 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
6864 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
6865 gcc_unreachable as appropriate.
6866 (arc_double_limm_p, arc_setup_incoming_varargs,
6867 arc_compute_function_type, arc_output_function_prologue,
6868 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
6869 output_shift, arc_print_operand, arc_print_operand_address,
6870 arc_final_prescan_insn): Likewise.
6871 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6873 2005-05-04 Geoffrey Keating <geoffk@apple.com>
6875 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
6880 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
6881 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
6882 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
6883 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
6884 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
6885 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
6886 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
6887 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
6889 2005-05-05 Paul Brook <paul@codesourcery.com>
6891 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
6892 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
6893 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
6894 and tree-data-ref.h with *_H variables.
6896 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6898 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
6900 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6902 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
6904 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
6906 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
6908 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
6910 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
6911 setting of vrsave register for current function after
6912 call to save_world is emitted.
6914 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
6916 * config/mmix/predicates.md: New file.
6917 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
6918 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
6919 (mmix_foldable_comparison_operator, mmix_comparison_operator)
6920 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
6921 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6923 * config/mmix/mmix.md: Include predicates.md.
6924 ("call", "call_value"): Force address to register if it isn't a
6925 mmix_symbolic_or_address_operand.
6927 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
6929 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
6930 the flags are of appropriate types.
6931 (num_ssa_operands): Generalize using the generic interface.
6932 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
6935 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
6937 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
6938 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
6940 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6942 * tree-outof-ssa.c (edge_leader, stmt_list,
6943 analyze_edges_for_bb): Use VEC instead of VARRAY.
6944 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
6945 (perform_edge_inserts): Call init_analayze_edges_for_bb and
6946 fini_analayze_edges_for_bb.
6948 2005-05-04 James E Wilson <wilson@specifixinc.com>
6951 * gcc.c (process_command): In the second argv scan loop, ignore
6952 Xassembler and Xpreprocessor, along with their argument.
6954 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6956 * tree-flow-inline.h, tree-ssa-operands.c,
6957 tree-ssa-operands.h, tree-ssa-opfinalize.h:
6958 Likewise. tree-vn.c: Fix comment typos.
6959 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
6961 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
6963 * doc/tm.texi (Target Hooks): Document
6964 TARGET_RESOLVE_OVERLOADED_BUILTIN.
6966 2005-05-04 Paul Brook <paul@codesourcery.com>
6968 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
6970 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6972 * dwarf2out.c (incomplete_types, retry_incomplete_types,
6973 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
6976 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
6977 get_expansion, expand_var_during_unrolling,
6978 insert_var_expansion_initialization,
6979 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
6982 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
6985 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
6988 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
6989 the same as INTEGER_TYPE.
6990 (fold_binary): Fold "bool_var != 0" to bool_var.
6991 Fold "bool_var == 1" to bool_var.
6993 2004-05-03 Richard Henderson <rth@redhat.com>
6996 * function.c (instantiate_virtual_regs_in_insn): Use the mode
6997 from recog_data instead of insn_data.
6999 2005-05-03 DJ Delorie <dj@redhat.com>
7001 * common.opt (fdiagnostics-show-option): No variable is needed.
7002 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
7003 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
7004 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
7005 Save and restore original message format. Use flag in context
7007 (warning): Don't test for enabled warnings here.
7008 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
7011 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
7013 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
7014 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
7015 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
7016 * aclocal.m4: Don't include accross.m4.
7017 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
7018 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
7019 * configure, config.in: Regenerate.
7021 2005-05-04 Jakub Jelinek <jakub@redhat.com>
7024 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
7025 (clear_storage): Add argument.
7026 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
7027 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
7029 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
7030 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
7031 (store_expr, store_constructor): Adjust callers.
7032 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
7033 to emit_block_move if CALL_EXPR_TAILCALL (exp).
7034 (expand_builtin_memmove): Add ORIG_EXP argument, copy
7035 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
7036 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
7037 with EXP. Pass EXP to expand_builtin_memmove.
7038 (expand_builtin_memset): Add ORIG_EXP argument, pass
7039 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
7040 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
7041 Pass EXP to expand_builtin_memset.
7042 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
7044 (expand_builtin_strncmp): Likewise.
7045 (expand_builtin_printf): Replace ARGLIST argument with EXP.
7046 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
7047 (expand_builtin_fprintf): Likewise.
7048 (expand_builtin): Adjust calls to
7049 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
7051 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
7054 PR rtl-optimization/21239
7055 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
7057 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
7059 * tree-flow.h (tree_ann_common_d): Move aux to ...
7060 (stmt_ann_d): ... here.
7061 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
7062 move_computations_stmt, schedule_sm): Update references to
7064 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
7066 * tree-cfg.c (remove_bb): Remove a redundant call to
7068 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
7071 2005-05-03 Richard Henderson <rth@redhat.com>
7073 * config/rs6000/rs6000.c: Remove conflict markers.
7075 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
7077 2005-05-03 James E Wilson <wilson@specifixinc.com>
7079 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
7081 2005-05-03 DJ Delorie <dj@redhat.com>
7083 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
7084 decide if the warning will be printed.
7085 * calls.c (expand_call): Likewise.
7086 * function.c (init-function_start): Likewise.
7088 * common.opt (-fdiagnostics-show-option): New.
7089 * opts.c (option_enabled): Accept the option index instead of a
7090 pointer to the option descriptor.
7091 * opts.h (option_enabled): Likewise.
7092 * toplev.c (print_switch_values): Pass option index, not option
7094 * diagnostic.h (diagnostic_info): Add option_index.
7095 * diagnostic.c: Include opts.h.
7096 (diagnostic_set_info): Initialize option_index.
7097 (diagnostic_report_diagnostic): Amend option name if appropriate.
7098 (warning): Check to see if the specified warning is enabled.
7100 * doc/invoke.texi (-fdiagnostics-show-options): Document.
7102 2005-05-03 Richard Henderson <rth@redhat.com>
7104 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
7105 SPEC_OR_GEN_REGS definitions.
7107 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
7110 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
7111 for unavailable registers.
7113 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
7115 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
7117 * cfglayout.c (block_locators_blocks,
7118 insn_locators_initialize, insn_scope): Use VEC instead of
7121 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
7122 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
7125 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7127 * config/sparc/predicates.md (const_compl_high_operand): New.
7128 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
7130 (sparc_emit_set_const64_quick1): Adjust for above change.
7131 (sparc_emit_set_const64_quick2): Likewise.
7132 (sparc_emit_set_const64_longway): Likewise.
7133 (sparc_emit_set_const64): Likewise.
7134 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
7135 movdi_const64_special): Delete.
7136 (logical constant splitters): Use const_compl_high_operand.
7138 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
7140 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
7141 rather than STRIP_NOPS.
7143 2005-05-03 Jakub Jelinek <jakub@redhat.com>
7145 PR rtl-optimization/21330
7146 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
7148 (unswitch_single_loop): Clear cinsn when retrying.
7151 * config/i386/i386.c (legitimize_address): When canonicalizing
7152 ASHIFT into MULT, multiply by 1 << shift_count instead of
7153 1 << log2 (shift_count).
7155 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
7157 * lambda-code.c (gcc_loop_to_lambda_loop,
7158 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
7159 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
7160 generic operand interface.
7161 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
7162 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
7163 generic operand interface.
7164 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
7165 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
7166 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
7167 num_imm_uses): Use ssa_use_operand_t.
7168 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
7169 get_v_must_def_ops): Delete.
7170 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
7171 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
7172 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
7173 get_v_must_def_kill_ptr): Delete.
7174 (delink_stmt_imm_use): Move and use new operand interface.
7175 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
7176 op_iter_next_tree): Use new operand implementation.
7177 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
7178 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
7180 (op_iter_next_mustdef, op_iter_next_maydef,
7181 op_iter_next_must_and_may_def): Delete. Replace with...
7182 (op_iter_next_maymustdef): New. Combine must and may next operations.
7183 (op_iter_init_maydef, op_iter_init_mustdef,
7184 op_iter_init_must_and_may_def): Use new interface.
7185 (single_ssa_tree_operand ): New. Process single operands only as trees.
7186 (single_ssa_use_operand): New. Process single operands only as uses.
7187 (single_ssa_def_operand): New. Process single operands only as defs.
7188 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
7190 (num_ssa_operands): New. Count the number of specified operands.
7191 (compare_ssa_operands_equal): New. Compare two statements' operands.
7192 (single_phi_def): New. Return true if PHI has one def of the specified
7194 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
7195 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
7196 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
7197 (struct stmt_ann_d): Operands field no longer require GTY().
7198 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
7199 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
7200 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
7201 dump_replaceable_exprs, rewrite_trees): Use generic interface.
7202 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
7203 Use use_operand_p instead of ssa_imm_use_t *.
7204 * tree-pretty-print.c (dump_vops): check if operands are active before
7205 dumping virtual operands.
7206 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
7207 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
7208 (ccp_fold): Use new interface.
7209 (ccp_visit_stmt): Remove unused variables and code.
7210 (convert_to_gimple_builtin): Insert statements before calling
7211 mark_new_vars_to_rename.
7212 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
7213 (copy_prop_visit_cond_stmt): Use generic interface.
7214 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
7215 annotation in table.
7216 (thread_across_edge): Use generic interface.
7217 (initialize_hash_element): Initialzie with stmt, not annotation.
7218 (eliminate_redundant_computations): Use generic interface.
7219 (record_equivalences_from_stmt): Pass stmt, not annotation.
7220 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
7222 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
7223 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
7224 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
7225 generic operand interface.
7226 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
7228 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
7230 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
7231 (build_defs, build_uses, build_v_may_defs, build_vuses,
7232 build_v_must_defs): Change type to struct opbuild_list_d.
7233 (ops_active): New. Operands active boolean.
7234 (operand_memory, operand_memory_index): New. Operand memory managers.
7235 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
7236 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
7237 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
7238 Change from functions to static variable list heads.
7239 (opbuild_initialize_virtual): New. Initialize a virtual build list.
7240 (opbuild_initialize_real): New. Initialize a virtual build list.
7241 (opbuild_free): New. Free a build list.
7242 (opbuild_num_elems): New. Number of items in a list.
7243 (opbuild_append_real): New. Add a real (tree *) operand.
7244 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
7245 (opbuild_first): New. Return first element index in a list.
7246 (opbuild_next): New. Return next element in a list.
7247 (opbuild_elem_real): New. Return real element.
7248 (opbuild_elem_virtual): New. Return virtual element.
7249 (opbuild_elem_uid): New. Return UID of virtual element.
7250 (opbuild_clear): New. Reset an operand list.
7251 (opbuild_remove_elem): New. Remove an element form a list.
7252 (ssa_operands_active): New. Return true if operand cache is active.
7253 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
7254 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
7255 (correct_use_link): Use use_operand_p.
7256 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
7257 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
7258 (cleanup_v_may_defs): Use new implmentation.
7259 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
7261 (append_def, append_use, append_v_may_def, append_vuse,
7262 append_v_must_def): Call opbuild_append routine instead of using varray.
7263 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
7264 global parse_old_ops variable.
7265 (free_ssa_operands): New implementation.
7266 (update_stmt_operands): Move. Change argument to build_ssa_operands.
7267 (copy_virtual_operands): Move. New generic implementation.
7268 (create_ssa_artficial_load_stmt): Move. New implementation.
7269 (swap_tree_operands): Update for new implementation.
7270 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
7271 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
7272 rather than a varray.
7273 (verify_imm_links): Use use_operand_p.
7274 (dump_immediate_uses_for): If the immediate use variable is a virtual
7275 variable, show the virtual ops in the stmt.
7276 * tree-ssa-operands.h (def_operand_p): No longer a structure.
7277 (NULL_DEF_OPERAND_P): Now a #define.
7278 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
7279 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
7280 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
7281 mustdef_optype_d): New. Use Linked list representation.
7282 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
7283 (struct ssa_operand_memory_d): New. Allocated Chunk node.
7284 (struct stmt_operands_d): Change to new pointers that are not GTY.
7285 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
7286 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
7287 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
7288 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
7289 SET_V_MUST_DEF_KILL): Delete.
7290 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
7291 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
7292 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
7293 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
7294 (enum ssa_op_iter_type): Operand iterator typechecking values.
7295 (struct ssa_operand_iterator_d): Use linked lists of operands.
7296 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
7297 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
7298 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
7299 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
7300 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
7301 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
7302 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
7303 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
7304 * tree-ssa-opfinalize.h: New. Function templates for expansion.
7305 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
7306 alloc_vuse, and alloc_mustdef.
7307 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
7308 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
7309 and finalize_ssa_v_must_def_ops.
7310 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
7311 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
7313 (compute_avail): Use generic iterator interface.
7314 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
7315 (stmt_makes_single_load, stmt_makes_single_store): Use
7317 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
7318 (statement_sink_location): Use generic interface.
7319 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
7320 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
7321 reset the immediate use link nodes.
7322 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
7323 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
7324 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
7325 (eliminate_tail_call): Use generic operand interface.
7326 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
7327 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
7329 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
7331 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
7332 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
7334 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
7335 Use statement pointer instead of vuse_optype. Use generic interface.
7336 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
7337 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
7338 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
7339 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
7340 * doc/tree-ssa.texi: Update documentation for operand interface.
7342 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
7344 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
7345 gcc_unreachable as appropriate.
7346 (machopic_function_base_name, machopic_indirect_data_reference,
7347 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
7348 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
7349 * config/rs6000/altivec.md (*mov<mode>_internal,
7350 build_vector_mask_for_load): Likewise.
7351 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
7352 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
7353 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
7354 * config/rs6000/predicates.md (easy_fp_constant,
7355 logical_operand): Likewise.
7356 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
7357 compute_save_world_info, rs6000_emit_prologue,
7358 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
7359 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
7362 2005-05-03 Uros Bizjak <uros@kss-loka.si>
7365 * convert.c (convert_to_integer): Convert ceil and floor in
7368 2005-04-29 Geoffrey Keating <geoffk@apple.com>
7371 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
7372 define_insn_and_split. Split only when memory operand is
7373 offsettable. Use adjust_address rather than plus_constant.
7374 (floatunssidf2_internal): Likewise.
7375 (fix_truncdfsi2_internal): Split only when memory operand is
7376 offsettable. Use adjust_address rather than plus_constant.
7377 (fix_trunctfsi2_internal): Likewise.
7378 (floatsidf2_internal): Likewise.
7380 2005-05-02 Diego Novillo <dnovillo@redhat.com>
7382 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
7383 (set_value_range_to_null): Likewise.
7384 (set_value_range_to_varying): New function. Use it in all
7385 call sites that used to call set_value_range (vr, VR_VARYING, ...).
7386 (extract_range_from_assert): If the integral type has a
7387 super-type, and LIMIT is not within MIN and MAX values of that
7388 type, set the resulting range to VR_VARYING.
7390 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
7392 * config/mmix/mmix.opt: New file.
7393 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
7394 (mmix_cc1_ignored_option): Don't declare.
7395 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
7396 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
7397 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
7398 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
7399 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
7400 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
7401 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
7402 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
7404 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
7405 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
7406 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7408 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
7411 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
7412 * c-decl.c (current_function_prototype_built_in,
7413 current_function_prototype_arg_types): New.
7414 (merge_decls): Keep source location of prototype followed by
7415 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
7416 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
7417 (start_function): Always set current_function_prototype_locus,
7418 current_function_prototype_built_in and
7419 current_function_prototype_arg_types. Check for external
7420 prototype whether or not visible for external function and set
7421 current_function_prototype_arg_types accordingly.
7422 (store_parm_decls_oldstyle): Use
7423 current_function_prototype_arg_types for checking old-style
7424 definition against prototype. Give warnings only if
7425 current_function_prototype_built_in).
7427 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
7429 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
7430 (ggc_alloc_zone_stat): Don't define.
7431 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
7432 ggc_alloc_zone_pass_stat.
7433 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
7434 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
7435 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
7437 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
7439 * calls.c (expand_call): Handle current_function_pretend_args_size
7440 when checking for sibcalls.
7442 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7444 PR tree-optimization/21294
7445 * tree-vrp.c (vrp_expr_computes_nonzero): New.
7446 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
7448 2005-05-02 Janis Johnson <janis187@us.ibm.com>
7451 * gcov-io.h: Declare gcov external functions hidden.
7453 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7455 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
7456 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
7457 Use VEC instead of VARRAY.
7460 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
7463 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
7465 * c-common.c (resolve_overloaded_builtin): Forward to target
7466 hook for BUILT_IN_MD built-ins.
7467 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
7468 for all types of built-in.
7469 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
7470 in the definition of the target hooks struct.
7471 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
7472 * config/rs6000/altivec.h: Rewritten.
7473 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
7474 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
7475 rs6000_builtin_type, rs6000_builtin_type_compatible,
7476 altivec_overloaded_builtins, rs6000_builtin_type,
7477 rs6000_builtin_type_compatible): New.
7478 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
7480 (def_builtin): Turn into a function. Check for duplicates and store
7481 the builtin into rs6000_builtin_decls.
7482 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
7483 bdesc_1arg): Add overloaded builtins.
7484 (altivec_expand_builtin): Check for unresolved overloaded builtins,
7485 do not support ALTIVEC_COMPILETIME_ERROR.
7486 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
7487 nodes to represent front-end types.
7488 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
7489 with opaque arguments and/or return values.
7490 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
7491 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
7492 (rs6000_builtin_type_index): New.
7493 (is_ev64_opaque_type): Rename to...
7494 (rs6000_is_opaque_type): ... this.
7495 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
7498 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7500 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
7503 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
7504 Bernd Schmidt <bernd.schmidt@analog.com>
7506 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
7507 print_address_operand, print_operand, legitimize_pic_address,
7508 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
7509 output_pop_multiple): Use gcc_assert or gcc_unreachable as
7511 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
7513 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
7515 * doc/passes.texi: Document vectorization pass.
7517 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
7519 * tree-scalar-evolution.c (get_exit_conditions_rec,
7520 select_loops_exit_conditions,
7521 number_of_iterations_for_all_loops,
7522 analyze_scalar_evolution_for_all_loop_phi_nodes,
7523 scev_analysis): Use VEC instead of VARRAY.
7525 2005-05-02 Michael Matz <matz@suse.de>
7528 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
7529 (warn_strict_null_sentinel): Define.
7530 (check_function_sentinel): Check for null_node as valid sentinel too.
7531 * c-common.h (c_tree_index): Added CTI_NULL.
7532 (null_node) Define global_tree[CTI_NULL].
7533 (warn_strict_null_sentinel): Declare.
7534 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
7535 * c.opt: (Wstrict-null-sentinel): New C++ option.
7536 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
7538 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
7540 * gimplify.c (gimplify_compound_lval): Use VEC instead of
7543 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
7545 * dwarf2out.c (decl_scope_table, push_decl_scope,
7546 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
7549 2005-05-01 Mark Mitchell <mark@codesourcery.com>
7552 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
7554 * doc/cpp.texi (__DEPRECATED): Document.
7555 (__EXCEPTIONS): Likewise.
7556 (__GXX_WEAK__): Likewise.
7558 * function.c (INVOKE__main): Do not define.
7559 (expand_main_function): Check HAS_INIT_SECTION when determining
7560 whether or not to call __main.
7562 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
7564 * tree-ssa-loop-ivopts.c: Fix a comment typo.
7566 2005-01-05 Paul Brook <paul@codesourcery.com>
7568 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
7569 (INITIALIZE_TRAMPOLINE): Use it.
7570 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
7571 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
7572 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
7574 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
7576 * doc/install.texi (Specific): Omit dots in the @anchors names
7577 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
7578 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
7580 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7582 PR tree-optimization/18316
7583 PR tree-optimization/19126
7584 * tree.c (build_int_cst_type): Avoid shift by size of type.
7585 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
7587 * tree-scalar-evolution.h (simple_iv): Declaration changed.
7588 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
7590 (dump_cand): Dump depends_on information.
7591 (determine_biv_step): Add argument to simple_iv call.
7592 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
7593 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
7595 (add_candidate_1): Record depends_on for candidates.
7596 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
7597 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
7598 Handle ivs with nonconstant step.
7599 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
7600 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
7601 (create_new_iv): Unshare the step before passing it to create_iv.
7602 (free_loop_data): Free cand->depends_on.
7603 (build_addr_strip_iref): New function.
7604 (find_interesting_uses_address): Use build_addr_strip_iref.
7605 (strip_offset_1): Split the recursive part from strip_offset.
7606 Strip constant offset component_refs and array_refs.
7607 (strip_offset): Split the recursive part to strip_offset_1.
7608 (add_address_candidates): Removed.
7609 (add_derived_ivs_candidates): Do not use add_address_candidates.
7610 (add_iv_value_candidates): Add candidates with stripped constant
7611 offset. Consider all candidates with initial value 0 important.
7612 (struct affine_tree_combination): New.
7613 (aff_combination_const, aff_combination_elt, aff_combination_scale,
7614 aff_combination_add_elt, aff_combination_add,
7615 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
7616 fold_affine_sum): New functions.
7617 (get_computation_at): Use fold_affine_sum.
7618 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
7619 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
7622 2005-04-30 Michael Matz <matz@suse.de>
7624 * config/i386/i386.md (movmemsi): Also active when
7625 TARGET_INLINE_ALL_STRINGOPS.
7627 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
7630 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
7632 2005-04-30 Paul Brook <paul@codesourcery.com>
7634 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
7636 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
7637 * config/arm/ieee754-sf.S: Ditto.
7638 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
7639 (FUNC_ALIAS): Use .thumb_set for thumb routines.
7641 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
7643 * tree-ssanames.c: Fix a comment typo.
7644 * doc/options.texi: Fix a typo.
7646 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
7648 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
7649 gcc_unreachable as appropriate.
7650 (split_adds_subs, cond_string, print_operand,
7651 h8300_initial_elimination_offset, h8300_classify_operand,
7652 h8300_unary_length, h8300_short_immediate_length,
7653 h8300_bitfield_length, h8300_binary_length,
7654 h8300_insn_length_from_table, compute_mov_length, output_plussi,
7655 compute_plussi_length, compute_plussi_cc, output_logical_op,
7656 compute_logical_op_length, compute_logical_op_cc,
7657 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
7658 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
7659 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
7660 h8300_regs_ok_for_stm): Likewise.
7661 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
7662 monitor_prologue): Likewise.
7664 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
7666 * loop-invariant.c (invariants, create_new_invariant,
7667 get_inv_cost, best_gain_for_invariant,
7668 find_invariants_to_move, move_invariants,
7669 init_inv_motion_data, free_inv_motion_data): Use VEC instead
7672 2005-04-29 Richard Henderson <rth@redhat.com>
7674 * function.c (instantiate_decls): Remove valid_only argument.
7675 (instantiate_decls_1, instantiate_decl): Likewise.
7676 (instantiate_virtual_regs_1): Delete.
7677 (instantiate_virtual_regs_lossage): Delete.
7678 (instantiate_virtual_regs_in_rtx): New.
7679 (safe_insn_predicate): New.
7680 (instantiate_virtual_regs_in_insn): New.
7681 (instantiate_virtual_regs): Update to match all that. Only run
7682 instantiate_decls once.
7684 2005-04-29 Richard Henderson <rth@redhat.com>
7685 Daniel Jacobowitz <dan@codesourcery.com>
7687 * gengtype.c (write_func_for_structure): Split out ...
7688 (output_type_enum): ... new function. Fix thinko accessing
7689 TYPE_PARAM_STRUCT data.
7691 2005-04-29 Tom Tromey <tromey@redhat.com>
7693 * tree.c (build_block): Removed unused 'tags' argument.
7694 * tree.h (build_block): Removed argument.
7696 2005-04-29 Michael Matz <matz@suse.de>
7698 PR rtl-optimization/21144
7699 * postreload.c (reload_cse_move2add): Check for VOIDmode.
7701 2005-04-29 Bob Wilson <bob.wilson@acm.org>
7703 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
7704 flag_reorder_blocks.
7706 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7708 PR tree-optimization/21030
7709 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
7710 ranges where VR->MAX is smaller than VR->MIN.
7712 2005-04-29 Devang Patel <dpatel@apple.com>
7714 PR tree-optimization/21272
7715 PR tree-optimization/21266
7716 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
7718 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
7720 * tree-flow-inline.h: Fix a comment typo.
7721 * doc/tree-ssa.texi: Fix a typo.
7723 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
7725 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7727 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
7728 gcc_unreachable as appropriate.
7729 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
7730 fr30_print_operand, fr30_move_double): Likewise.
7731 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
7733 2005-04-29 Mark Mitchell <mark@codesourcery.com>
7735 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
7736 definition has already been provided.
7737 (ARM_EABI_DTORS_SECTION_OP): Likewise.
7738 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
7739 (ARM_EABI_DTORS_SECTION_OP): Likewise.
7741 2005-04-29 Jim Tison <jtison@us.ibm.com>
7743 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
7744 trace hooks calls to improve performance.
7746 2005-04-29 Julian Brown <julian@codesourcery.com>
7747 Mark Mitchell <mark@codesourcery.com>
7748 Paul Brook <paul@codesourcery.com>
7750 * crtstuff.c: Handle targets that use .init_array.
7751 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
7752 that INVOKE__main is set correctly.
7753 (expand_main_function): Test INVOKE__main.
7754 * libgcc2.c: Do not define __main when using .init_array.
7755 * config/arm/arm.c (arm_elf_asm_constructor): New function.
7756 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
7758 (DTORS_SECTION_ASM_OP): Likewise.
7759 (CTOR_LIST_BEGIN): Define specially when in libgcc.
7760 (CTOR_LIST_END): Likewise.
7761 (DTOR_LIST_BEGIN): Likewise.
7762 (DTOR_LIST_END): Likewise.
7763 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
7764 (FINI_SECTION_ASM_OP): Likewise.
7765 (INIT_ARRAY_SECTION_ASM_OP): Define.
7766 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
7767 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
7768 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
7769 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
7770 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
7772 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7774 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
7775 gcc_assert and gcc_unreachable as appropriate.
7776 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
7777 const_int_cost, output_move_const_into_data_reg,
7778 output_move_qimode, output_move_double, find_addr_reg,
7779 print_operand, print_operand_address): Likewise.
7780 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
7781 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
7782 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
7783 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
7784 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
7785 conditional_trap): Likewise.
7786 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
7788 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7790 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
7791 gcc_unreachable as appropriate.
7792 (gen_conditional_move, xtensa_split_operand_pair,
7793 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
7794 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
7795 xtensa_copy_incoming_a7, xtensa_output_literal,
7796 xtensa_output_literal, xtensa_output_literal): Likewise.
7797 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
7798 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
7799 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
7800 movsicc_internal1, movsfcc_internal0,
7801 movsfcc_internal1): Likewise.
7803 2005-04-28 James E Wilson <wilson@specifixinc.com>
7805 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
7806 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
7808 2005-04-28 DJ Delorie <dj@redhat.com>
7810 * opt-functions.awk (var_set): Emit proper initializer for
7811 non-target bitfields.
7813 2005-04-28 Devang Patel <dpatel@apple.com>
7815 * dbxout.c (have_used_extensions): Remove.
7816 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
7817 have_used_extensions.
7819 2005-04-28 James E Wilson <wilson@specifixinc.com>
7821 * doc/install.texi: Update -enable-languages info. Correct path to
7824 2005-04-28 DJ Delorie <dj@redhat.com>
7826 * optc-gen.awk (END): Make sure no variable is defined more
7828 * opth-gen.awk (END): Allocate bits on a per-variable basis.
7829 Allow for bitfield variables other than target_flags.
7830 * doc/options.text (Mask): Document that you may specify a
7831 variable other than target_flags.
7833 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
7835 PR rtl-optimization/18877
7836 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
7837 number in val.start.
7839 2005-04-28 David Edelsohn <edelsohn@gnu.org>
7842 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
7844 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7845 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7846 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
7848 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
7850 * arm.c (legitimize_pic_address): Fix sense of assertion test for
7851 creating pseudos when the base offset is too large.
7853 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7855 * global.c (earlyclobber_regclass): Change the type to
7857 (check_earlyclobber): Update uses of earlyclobber_regclass.
7858 (mark_reg_use_for_earlyclobber): Likewise.
7859 (calculate_local_reg_bb_info): Allocate and free
7860 earlyclobber_regclass using the VEC API.
7862 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
7864 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
7867 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7869 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
7872 * config.gcc: Obsolete c4x-* and tic4x-*.
7874 * tree.h (edge_def): Remove.
7876 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
7877 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
7878 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
7879 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
7882 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
7883 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
7884 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
7885 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
7886 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
7887 machmode.def, mips-tfile.c, params.c, pretty-print.c,
7888 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
7889 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
7890 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
7891 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
7892 config/i386/cygming.h, config/i386/djgpp.h,
7893 config/i386/lynx.h, config/i386/netware.c,
7894 config/i386/winnt.c, config/ia64/ia64-c.c,
7895 config/iq2000/iq2000.c, config/m32r/little.h,
7896 config/m68k/m68k-protos.h, config/m68k/m68k.h,
7897 config/m68k/m68k.md, config/mcore/mcore.c,
7898 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
7899 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
7900 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
7901 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
7902 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
7903 config/pdp11/pdp11.h, config/rs6000/darwin.h,
7904 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
7905 config/s390/2064.md, config/s390/2084.md,
7906 config/s390/s390-modes.def, config/s390/s390-protos.h,
7907 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
7908 config/stormy16/stormy16.c, config/vax/vax-protos.h,
7909 config/vax/vax.c, config/vax/vax.h,
7910 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
7913 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
7915 * c-typeck.c (build_compound_expr): Correct logic in last change.
7917 2005-04-27 James E. Wilson <wilson@specifixinc.com>
7919 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
7920 parameters. Replace conditional move code with assert checking for
7921 ar.lc. Delete obsolete comments.
7922 (set_src_needs_barrier): Delete cond parameter, and code using it.
7923 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
7924 assert checking for PR_REGS. Fix calls to update_set_flags and
7925 set_src_needs_barrier.
7926 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
7927 callers. Rewrite explanatory comment before the function.
7928 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
7931 2005-04-27 Mike Stump <mrs@apple.com>
7933 * doc/cpp.texi: gcc now implements universal character names.
7935 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7938 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
7939 being a compound expression whose right-hand side is cast to void.
7941 2005-04-27 Caroline Tice <ctice@apple.com>
7943 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7944 Remove targetm.have_named_sections test.
7945 (fix_edges_for_rarely_executed_code): Likewise.
7946 (insert_section_boundary_note): Likewise.
7947 (reorder_basic_blocks): Check partitioning flag before calling
7948 verify_hot_cold_block_grouping.
7949 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7950 the function struct rather than global variables.
7951 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7952 (COLD_END_LABEL): Likewise
7953 (cold_text_section_label): New static global variable.
7954 (cold_end_label): Likewise.
7955 (dwarf2out_switch_text_section): Get hot/cold section labels from
7956 the function struct rather than global variables; test to make sure
7958 (output_aranges): Use cold_text_section_label and cold_end_label;
7959 check partitioning flag before putting out delta.
7960 (output_ranges): Remove incorrect code attempting to use
7962 (output_line_info): Get cold section label from function struct; test
7963 to make sure cfun is defined.
7964 (add_location_or_const_value_attribute): Likewise.
7965 (dwarf2out_var_location): Likewise.
7966 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7967 write out cold_text_section_label if partition flag is set.
7968 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7969 * function.h (struct function): Add new fields to point to hot/cold
7970 section labels: hot_section_label, cold_section_label,
7971 hot_section_end_label and cold_section_end_label; also add new field
7972 for cold text section name, unlikely_text_section_name.
7973 * opts.c (decode_options): Turn off partitioning flag if
7974 !targetm.have_named_sections.
7975 * output.h (hot_section_label): Remove.
7976 (hot_section_end_label): Remove.
7977 (cold_section_end_label): Remove.
7978 (unlikely_section_label): Remove.
7979 (unlikely_text_section_name): Remove.
7980 * passes.c (rest_of_handle_final): Remove extra blank line.
7981 * varasm.c (unlikely_section_label): Remove.
7982 (hot_section_label): Remove.
7983 (hot_section_end_label): Remove.
7984 (cold_section_end_label): Remove.
7985 (unlikely_text_section_name): Remove.
7986 (initialize_cold_section_name): Modify to call
7987 targetm.strip_name_encoding; to store cold section name in current
7988 function struct, if it exists; and to only use the decl_section_name
7989 if flag_named_sections is true.
7990 (unlikely_text_section): Modify to get section name out of current
7991 function struct, if there is one; otherwise build it from
7992 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7993 (in_unlikely_text_section): Likewise.
7994 (named_section): Modify to get/put cold section name in current function
7995 struct, if there is one.
7996 (function_section): Change 'bool unlikely' to 'int reloc'; check
7997 targetm.have_named_sections before calling named_section.
7998 (current_function_section): Likewise.
7999 (assemble_start_function): Modify to get/put unlikely_text_section_name
8000 in current function struct; modify to get hot/cold section labels
8001 from function struct; initialize labels using
8002 ASM_GENERATE_INTERNAL_LABEL;
8003 test partitioning flag before writing out hot section label.
8004 (assemble_end_function): Test partitioning flag before writing out
8005 hot/cold section labels.
8006 (default_section_type_flags_1): Get cold text section name from
8007 function struct if there is one; Set flags correctly for
8008 cold text section if there is not a current function struct.
8010 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
8012 * tree-ssa-propagate.c (set_rhs): Revert last change.
8014 2005-04-27 Steve Ellcey <sje@cup.hp.com>
8016 * explow.c (convert_memory_address): Add gcc_assert.
8018 2005-04-27 Mark Mitchell <mark@codesourcery.com>
8020 * configure.ac: Check for ld --sysroot support.
8021 * gcc.c: Document %R specifier for specs.
8022 (SYSROOT_SPEC): New macro.
8023 (sysroot_spec): New variable.
8024 (static_specs): Add sysroot_spec.
8025 (main): Pass the sysroot spec to the linker if appropriate.
8026 * configure: Regenerated.
8027 * config.in: Likewise.
8029 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
8031 * fold-const.c (fold_binary): Use build_fold_addr_expr
8032 for address calculation and INDIRECT_REF handling.
8034 2005-04-27 Andrew Haley <aph@redhat.com>
8036 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
8038 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
8040 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
8041 pointer when thumb backtracing is on.
8043 * config/fp-bit.c (abort): Revert change.
8045 2005-04-27 Ian Lance Taylor <ian@airs.com>
8047 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
8049 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8051 * tree-ssa-dce.c: Fix a comment typo.
8053 2005-04-27 David S. Miller <davem@davemloft.net>
8055 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
8056 Kill setjmpless_size. current_function_calls_setjmp is completely
8057 computed when we are called, so just use the optimized size value
8058 instead of using REG_SAVE_AREA notes.
8059 (optimize_save_area_alloca): Delete....
8060 * rtl.h (optimize_save_area_alloca): Likewise...
8061 * passes.c (rest_of_compilation): and don't call it any more.
8062 * reg-notes.def (SAVE_AREA): Delete.
8064 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
8066 * config/fp-bit.c (abort): Add noreturn attribute.
8068 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
8069 gcc_unreachable as appropriate.
8070 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
8071 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
8072 ASM_OUTPUT_REG_POP): Likewise.
8074 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
8076 * tree-complex.c (expand_vector_operations_1): Do not build
8077 VIEW_CONVERT_EXPR's for the lhs.
8079 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
8081 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
8082 unnecessary noncanonical RTL handling.
8083 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
8084 gcc_assert and gcc_unreachable.
8086 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
8087 gcc_unreachable as appropriate.
8088 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
8089 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
8090 use_return_insn, const_ok_for_op, arm_gen_constant,
8091 arm_canonicalize_comparison, legitimize_pic_address,
8092 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
8093 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
8094 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
8095 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
8096 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
8097 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
8098 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
8099 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
8100 output_call, output_mov_long_double_fpa_from_arm,
8101 output_mov_long_double_arm_from_fpa,
8102 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
8103 output_move_double, arithmetic_instr, shift_op, int_log2,
8104 output_return_instruction, arm_output_function_prologue,
8105 arm_output_epilogue, arm_output_function_epilogue,
8106 emit_multi_reg_push, arm_get_frame_offsets,
8107 arm_compute_initial_elimination_offset, arm_expand_prologue,
8108 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
8109 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
8110 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
8111 thumb_compute_initial_elimination_offset,
8112 thumb_output_function_prologue, thumb_load_double_from_address,
8113 thumb_output_move_mem_multiple, thumb_reload_out_hi,
8114 arm_emit_vector_const, arm_dbx_register_number): Likewise.
8115 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
8116 * config/arm/arm.md (thumb_extendhisi2,
8117 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
8118 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
8119 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
8120 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
8121 * config/arm/cirrus.md (*cirrus_arm_movdi,
8122 *cirrus_movdf_hard_insn): Likewise.
8123 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
8125 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8127 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
8128 (num_ssa_names): Use VEC_length.
8129 (ssa_names): Use VEC_index.
8130 * tree-ssanames.c (ssa_names): Change the type to
8132 (init_ssanames, fini_ssa_names, make_ssanames,
8133 release_ssa_name): Update uses of ssa_names.
8135 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
8136 Use fold_buildN instead of fold (buildN (...)).
8138 2005-04-27 Devang Patel <dpatel@apple.com>
8140 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
8142 2005-04-27 Matt Thomas <matt@3am-software.com>
8143 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
8145 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
8146 (vax_output_mi_thunk): Ditto.
8147 (vax_notice_cc_update): Ditto.
8148 (INDEX_REGISTER_P): Add trailing \.
8149 (BASE_REGISTER_P): Add trailing \.
8150 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
8152 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
8154 * tree-ssa-propagate.c (set_rhs): Check operand of
8155 ADDR_EXPR for gimpliness, too.
8157 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8159 * tree-ssa-pre.c: Fix a comment typo.
8161 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
8163 PR tree-optimization/21171
8164 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
8165 record address uses if the reference is volatile.
8167 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
8169 * tree-complex.c (expand_vector_operation): New, extracted from
8170 expand_vector_operations_1.
8171 (tree_vec_extract): Build a NOP_EXPR.
8172 (expand_vec_parallel): Do not care about returning the correct type.
8173 (expand_vector_operations_1): Call expand_vector_operation.
8174 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
8176 * tree-complex.c (gate_expand_vector_operations): New.
8177 (pass_lower_vector_ssa): Use it.
8178 * tree-optimize.c (init_tree_optimization_passes): Include
8179 pass_lower_vector_ssa.
8180 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
8181 (vectorizable_operation): Use it.
8182 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
8183 integer modes for the vector type.
8185 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
8186 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
8187 Do not cope with UNITS_PER_SIMD_WORD == 0.
8188 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
8189 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
8190 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
8191 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
8192 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8193 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8194 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8196 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
8197 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
8198 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
8200 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
8201 (UNITS_PER_SIMD_WORD): New.
8203 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
8205 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
8206 gcc_unreachable as appropriate.
8207 (ia64_expand_load_address, ia64_expand_tls_address,
8208 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
8209 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
8210 next_scratch_gr_reg, ia64_initial_elimination_offset,
8211 ia64_expand_prologue, ia64_expand_epilogue,
8212 ia64_output_dwarf_dtprel, ia64_print_operand,
8213 ia64_register_move_cost, first_instruction, rws_access_regno,
8214 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
8215 ia64_sched_init, ia64_variable_issue,
8216 ia64_first_cycle_multipass_dfs_lookahead_guard,
8217 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
8218 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
8219 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
8220 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
8221 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
8222 * config/ia64/predicates.md (got_symbolic_operand,
8223 sdata_symbolic_operand): Likewise.
8224 * config/ia64/vect.md (vcondv2sf): Likewise.
8226 2005-04-27 Matt Thomas <matt@3am-software.com>
8228 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
8229 CONSTANT_ADDRESS_P in config/vax/vax.h
8230 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
8231 (INDEX_REGISTER_P): New.
8232 (BASE_REGISTER_P): New.
8233 (indirectable_constant_address_p): New. Adapted from
8234 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
8235 (indirectable_address_p): New. Adapted from
8236 INDIRECTABLE_ADDRESS_P in vax.h.
8237 (nonindexed_address_p): New. Adapted from
8238 GO_IF_NONINDEXED_ADDRESS in vax.h.
8239 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
8240 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
8241 (legitimate_address_p): New. Adapted from
8242 GO_IF_LEGITIMATE_ADDRESS in vax.h.
8243 (vax_mode_dependent_address_p): New. Adapted from
8244 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
8245 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
8246 legitimate_constant_address_p.
8247 (CONSTANT_P): Use legitimate_constant_p.
8248 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
8249 (INDIRECTABLE_ADDRESS_P): Removed.
8250 (GO_IF_NONINDEXED_ADDRESS): Removed.
8251 (INDEX_TEMP_P): Removed.
8252 (GO_IF_REG_PLUS_INDEX): Removed.
8253 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
8254 definitions, depending on whether REG_OK_STRICT is defined.
8255 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
8256 Two definitions, depending on whether REG_OK_STRICT is defined.
8257 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
8259 (legitimate_constant_p): Prototype added.
8260 (legitimate_address_p): Prototype added.
8261 (vax_mode_dependent_address_p): Prototype added.
8263 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
8265 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
8267 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
8270 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
8273 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
8276 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
8277 assertion failures, if __gcc_host_wide_int__ is not properly
8279 (init_dynamic_diag_info): Give errors, not assertion failures, if
8280 location_t, tree or __gcc_host_wide_int__ are not properly
8283 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
8285 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
8286 n_iv_uses, iv_use, n_iv_cands, iv_cand,
8287 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
8288 prepare_decl_rtl, free_loop_data,
8289 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
8292 * tree.h (tree_phi_node): Add a comment about the order of PHI
8295 2005-04-26 Paul Brook <paul@codesourcery.com>
8297 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
8299 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
8301 * config/mips.mips.c (mips_legitimize_tls_address): Use
8304 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
8305 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
8306 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
8308 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
8311 2005-04-26 Jeff Law <law@redhat.com>
8313 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
8314 (op_iter_init_must_and_may_def): Likewise.
8315 (unmodifiable_var_p): Move to a later point in the file.
8316 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
8317 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
8318 (dse_record_phis): Directly check for virtual operands rather than
8319 using need_imm_uses_for.
8320 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
8321 store has multiple V_{MAY,MUST}_DEF operands.
8323 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
8325 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
8328 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
8330 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
8331 call to find_edge outside a loop to go through a PHI chain.
8333 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
8335 PR tree-optimization/17598
8336 * fold-const.c (fold_binary): Fold comparisons of addresses
8337 of COMPONENT_REFs which reference the same field to
8338 comparisons of the addresses of the base objects.
8340 2005-04-26 Julian Brown <julian@codesourcery.com>
8342 * config/arm/arm.c (arm_return_in_msb): New function.
8343 (arm_must_pass_in_stack): New function.
8344 (TARGET_RETURN_IN_MSB): Define target hook.
8345 (TARGET_MUST_PASS_IN_STACK): Define target hook.
8346 (arm_function_value): Pad small aggregate return.
8347 (arm_pad_arg_upward): New function.
8348 (arm_pad_reg_upward): New function.
8349 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
8350 (FUNCTION_ARG_PADDING): Define macro.
8351 (BLOCK_REG_PADDING): Define macro.
8352 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
8353 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
8354 (arm_pad_reg_upward): Declare function.
8356 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
8358 * basic-block.h (ei_cond): New.
8359 (FOR_EACH_EDGE): Call ei_cond.
8361 PR tree-optimization/21047
8362 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
8363 (fold): Don't handle ASSERT_EXPR.
8365 2005-04-25 Roger Sayle <roger@eyesopen.com>
8367 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
8368 all writes to any stack register as a read/write dependency on
8370 (sched_analyze_2): Likewise, for reads from any stack register.
8372 2005-04-25 Richard Henderson <rth@redhat.com>
8374 * final.c (output_addr_const): Revert 2005-04-09 change.
8376 2005-04-25 Mike Stump <mrs@apple.com>
8378 * config/darwin.c (darwin_encode_section_info): Always set
8379 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
8381 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8383 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
8384 gensupport.c, protoize.c, toplev.c: Replace calls to
8385 `unlock_stream' with `unlock_std_streams'.
8387 2005-04-25 Devang Patel <dpatel@apple.com>
8389 * dbxout.c (dbxout_type): Emit attribute vector.
8391 2005-04-05 Paul Brook <paul@codesourcery.com>
8393 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
8394 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
8395 * config/arm/arm.c (arm_cxx_atexit_name): New function.
8396 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
8397 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
8398 (register_dtor_fn): Likewise.
8399 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
8401 2005-04-25 Ian Lance Taylor <ian@airs.com>
8403 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
8404 * c-common.h (EXPR_STMT_EXPR): Don't define.
8405 (c_common_stmt_codes): Don't define.
8406 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
8407 * c-gimplify.c (gimplify_expr_stmt): Remove.
8408 (c_gimplify_expr): Remove EXPR_STMT case.
8409 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
8410 to INIT_STATEMENT_CODES.
8411 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
8413 2005-04-25 Jan Hubicka <jh@suse.cz>
8415 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
8417 * except.c: Include diagnostic.h
8418 (dump_eh_tree, verify_eh_tree): New functions.
8419 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
8420 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
8421 (dump_function_to_file): dump eh tree.
8422 * tree-eh.c (mark_eh_edge): New function.
8423 (mark_eh_edge_found_error): New static variable.
8424 (verify_eh_edges): New function.
8426 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
8428 * tree-ssa-alias.c (fieldoff_t): Remove.
8429 (fieldoff_s): typedef the structure itself. Create a vector of
8431 (push_fields_onto_fieldstack): Return count of fields pushed.
8432 Remove peeling of first field. Adjust.
8433 (fieldoff_compare): Adjust.
8434 (create_overlap_variables_for): Adjust.
8436 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
8438 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
8440 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
8443 * doc/install.texi: Document correct assembler and linker to use
8444 on i?86-*-solaris2.10.
8446 2005-04-25 Steven Bosscher <stevenb@suse.de>
8448 Fix PR tree-optimization/21173
8450 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
8451 Unshare expression we pass to force_gimple_operand.
8453 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
8454 Stephen Clarke <stevec@superh.com>
8455 Roger Sayle <roger@eyesopen.com>
8457 PR rtl-optimization/20413
8458 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
8459 VOIDmode for LABEL_REF.
8460 * final.c (shorten_branches): Likewise.
8461 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
8462 * loop.c (reg_dead_after_loop): Likewise.
8463 * varasm.c (decode_addr_const): Likewise.
8464 * doc/rtl.texi: Document mode requirement for LABEL_REF.
8466 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
8468 * config.gcc (avr-*-*): Remove redundant "case".
8470 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
8472 * tree-vect-analyze.c (vect_mark_relevant): Take
8473 VEC(tree,heap) instead of varray_type as an argument.
8474 (vect_mark_stmts_to_be_vectorized): Change the type of
8475 worklist to VEC(tree,heap). Adjust uses of worklist.
8477 2005-04-24 Devang Patel <dpatel@apple.com>
8479 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
8481 2005-04-24 Ian Lance Taylor <ian@airs.com>
8483 * c-semantics.c (build_stmt): Remove test of specific tree codes
8484 for TREE_SIDE_EFFECTS handling.
8486 2005-04-24 Per Bothner <per@bothner.com>
8488 * c-opts.c (finish_options): Make the line-number of the <built-in>
8489 location 0, as assumed elsewhere, rather than 1.
8491 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
8493 * tree-ssa-uncprop.c (equiv_stack): Change the type o
8495 (tree_ssa_uncprop, uncprop_finalize_block,
8496 uncprop_initialize_block): Update uses of equiv_stack.
8498 2005-04-24 Richard Henderson <rth@redhat.com>
8501 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
8502 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
8504 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
8505 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
8506 <DIV, MOD>: Likewise.
8508 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8510 * collect2.c (main): Unlock the stdio streams.
8511 * gcc.c (main): Likewise.
8512 * gcov-dump.c (main): Likewise.
8513 * gcov.c (main): Likewise.
8514 * gen-protos.c (main): Likewise.
8515 * gensupport.c (init_md_reader_args_cb): Likewise.
8516 * protoize.c (main): Likewise.
8517 * toplev.c (general_init): Likewise.
8519 2005-04-24 Jakub Jelinek <jakub@redhat.com>
8522 * cgraph.h (cgraph_local_info): Add vtable_method field.
8523 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
8524 and node is vtable_method, finalized and not reachable, don't do
8527 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
8529 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
8531 * tree-ssa-pre.c (create_value_expr_from): Use
8532 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
8533 * tree-ssa-propagate.c (stmt_makes_single_load,
8534 stmt_makes_single_store): Use REFERENCE_CLASS_P.
8535 * tree-vect-transform.c (vect_is_simple_cond): Use
8537 * tree-vrp.c (extract_range_from_assert,
8538 build_assert_expr_for, fp_predicate, has_assert_expr): Use
8541 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
8542 of tpa_to_clear to VEC(int,heap). Update uses of
8543 tpa_to_clear. Free tpa_to_clear at the end.
8545 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
8547 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
8550 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
8552 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
8553 and gcc_unreachable as appropriate.
8554 (num_insns_constant, output_vec_const_move,
8555 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
8556 rs6000_emit_set_const, rs6000_emit_move,
8557 spe_build_register_parallel, function_arg,
8558 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
8559 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
8560 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
8561 rs6000_common_init_builtins, expand_block_clear,
8562 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
8563 extract_ME, rs6000_get_some_local_dynamic_name,
8564 rs6000_output_function_entry, print_operand,
8565 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
8566 output_cbranch, output_e500_flip_gt_bit,
8567 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
8568 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
8569 compute_save_world_info, rs6000_stack_info,
8570 rs6000_emit_load_toc_table, rs6000_frame_related,
8571 spe_synthesize_frame_save, rs6000_emit_epilogue,
8572 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
8573 output_function_profiler, rs6000_trampoline_size,
8574 rs6000_initialize_trampoline, find_addr_reg,
8575 rs6000_machopic_legitimize_pic_address,
8576 rs6000_initial_elimination_offset,
8577 rs6000_dbx_register_number): Likewise.
8578 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
8579 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
8580 *movti_power, *movti_string, call, call_value, sibcall,
8581 sibcall_value): Likewise.
8582 * config/rs6000/spe.md (*movdf_e500_double,
8583 *movv2si_internal): Likewise.
8584 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
8587 2005-04-24 Richard Henderson <rth@redhat.com>
8590 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
8591 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
8592 Deny modes smaller than 4 bytes.
8593 * config/i386/i386-protos.h: Update.
8595 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
8597 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
8598 Switch h8300-*-rtems* to ELF.
8600 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
8602 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
8604 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8606 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
8608 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
8611 * fold-const.c: Fold &a[i]-&a[j] to i-j.
8613 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8615 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
8616 definitions of ssa names in condition. Split recusive part to ...
8617 (tree_simplify_using_condition_1): New function.
8618 (expand_simple_operations): New function.
8620 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
8622 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
8623 (find_interesting_uses_cond): Do not use integer_zerop and
8624 integer_nonzerop to check for integer constants.
8625 (set_use_iv_cost): Record the value field.
8626 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
8627 determine_use_iv_cost_outer): Set the value field of the cost pair.
8628 (may_eliminate_iv): Do not return the comparison code.
8629 (iv_elimination_compare): New function.
8630 (determine_use_iv_cost_condition): Set the value field. Record
8631 noneliminable invariants correctly.
8632 (rewrite_use_compare, rewrite_use_outer): Use the value field.
8634 2005-04-23 DJ Delorie <dj@redhat.com>
8636 * diagnostic.c (warning): Accept parameter to classify warning option.
8637 (warning0): New, for when a pointer to an error() like function is needed.
8638 * errors.c (warning): Likewise.
8639 * errors.h (warning, warning0): Adjust prototypes.
8640 * toplev.h (warning, warning0): Likewise.
8642 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
8643 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
8644 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
8645 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
8646 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
8647 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
8648 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
8649 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
8651 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
8652 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
8653 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
8654 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
8655 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
8656 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
8657 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
8658 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
8659 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
8660 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
8661 config/rs6000/aix52.h, config/rs6000/darwin.h,
8662 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
8663 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
8664 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
8665 config/stormy16/stormy16.c, config/v850/v850-c.c,
8666 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
8669 2005-04-23 Richard Henderson <rth@redhat.com>
8672 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
8673 performing some integral scalar simplifications.
8675 2005-04-23 Richard Henderson <rth@redhat.com>
8678 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
8679 simplifying CONST_VECTOR.
8681 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8683 * tree-ssa-live.c (live_worklist): Take a stack allocated on
8684 heap as an argument. Update uses of stack.
8685 (calculate_live_on_entry): Allocate stack on heap.
8687 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
8688 partition_link and tpa_nodes on heap.
8690 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
8691 (mark_stmt_necessary, propagate_necessity,
8692 mark_really_necessary_kill_operand_phis): Update uses of
8694 (tree_dce_init): Allocate worklist using VEC_alloc.
8695 (tree_dce_done): Free worklist using VEC_free.
8697 2005-04-23 Mike Stump <mrs@apple.com>
8699 * config/darwin.c (machopic_indirection_name): Don't use
8701 (darwin_emit_unwind_label): Use user_label_prefix instead of
8704 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8706 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
8708 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
8710 * config.gcc <cris-*>: Specify .opt files.
8711 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
8712 config/cris/linux.opt: New files.
8713 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
8714 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
8715 (TARGET_ELF): Override to 0.
8716 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
8717 -melinux-stacksize=N.
8718 * config/cris/cris.c: (cris_handle_option): New function.
8719 (TARGET_DEFAULT_TARGET_FLAGS): Override.
8720 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
8721 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
8722 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
8723 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
8724 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
8725 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
8726 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
8727 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
8728 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
8729 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
8730 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
8731 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
8732 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
8733 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
8734 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
8735 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
8736 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
8737 (TARGET_LINUX): Define 0.
8738 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
8739 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
8740 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
8741 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
8742 (TARGET_LINUX): Override to 1.
8743 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
8745 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
8747 * haifa-sched.c (schedule_block): Fix thinko in previous
8748 assertification patch.
8750 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
8752 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
8753 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
8754 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
8755 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
8756 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
8757 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
8758 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
8760 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
8761 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
8762 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
8763 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
8764 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
8765 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
8766 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
8767 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
8768 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
8769 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
8770 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
8771 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
8772 (SUBTARGET_OPTIONS): Delete.
8773 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
8774 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
8775 instead of a string.
8776 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
8777 (pa_cpu_string, pa_unix_string): Delete.
8778 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
8779 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
8781 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8782 (pa_handle_option): New function.
8783 (override_options): Remove handling of -march=, -mfixed-range=,
8784 -mschedule= and -munix=.
8785 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
8786 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
8787 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
8788 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
8789 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
8790 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
8791 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
8793 * config/pa/pa.opt: New file.
8794 * config/pa/pa-hpux.opt: New file.
8795 * config/pa/pa-hpux1010.opt: New file.
8796 * config/pa/pa-hpux1111.opt: New file.
8797 * config/pa/pa64-hpux.opt: New file.
8799 2005-04-22 David S. Miller <davem@davemloft.net>
8801 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
8802 integer when it's mode is VOIDmode not DImode.
8804 2005-04-22 Geoffrey Keating <geoffk@apple.com>
8806 * config/rs6000/rs6000.md (sync_add<mode>_internal,
8807 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
8808 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
8809 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
8810 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
8811 "bne- $-xxx" rather than local labels.
8812 (sync_lock_release<mode>): Add second operand.
8813 (lwsync): Use .long rather than a more meaningful opcode.
8814 * doc/md.texi (Standard Names): Add description of second
8815 parameter to sync_lock_test_and_set.
8817 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8819 PR tree-optimization/21088
8820 * fold-const.c (fold_unary, fold_binary, fold_ternary):
8822 * tree-vrp.c (compare_values): Use fold_binary to compare
8823 pointers. Use boolean_type_node as the type of a comparison
8824 expression being folded.
8825 * tree.h: Add prototypes for fold_unary, fold_binary,
8828 * tree-ssa-dom.c: Fix formatting.
8830 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8832 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
8833 * lambda-code.c (perfect_nestify): Mark virtual operands in
8834 the moved statement for renaming.
8835 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
8836 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8837 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
8838 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8839 * tree-flow.h (struct var_ann_d): Update comments.
8840 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
8841 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
8842 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
8843 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
8844 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
8845 debug_names_replaced_by): Remove declarations.
8846 (delete_update_ssa, get_current_def, set_current_def): Declare.
8847 (rewrite_into_loop_closed_ssa): Add new argument. Update
8849 * tree-into-ssa.c: Include params.h.
8850 (old_virtual_ssa_names): Remove. Update all users.
8851 (need_to_replace_names_p): Remove. Update all users.
8852 (struct update_ssa_stats_d): Declare.
8853 (update_ssa_stats): New local.
8854 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
8855 dump_tree_ssa_stats, debug_tree_ssa_stats,
8856 dump_update_ssa, debug_update_ssa,
8857 dump_names_replaced_by, debug_names_replaced_by): Declare.
8858 (get_current_def, set current_def): Make extern.
8859 (is_old_name, is_new_name): Protect against references
8860 past the end of the sets.
8861 (add_new_name_mapping): Assert that OLD and NEW are
8862 different SSA names for the same symbol.
8863 When adding a virtual mapping, update stats for virtual
8865 (insert_phi_nodes_for): If UPDATE_P is true, create the
8866 LHS of the new PHI by duplicating SSA name VAR.
8867 (insert_phi_nodes_1): Remove. Update all users.
8868 (insert_phi_nodes): Remove second argument. Update all
8870 (maybe_replace_use, maybe_replace_def): New.
8871 (rewrite_update_stmt): Call them.
8872 (mark_def_interesting): Remove calls to is_gimple_reg.
8873 (prepare_phi_args_for_update): Remove. Update all users.
8874 (prepare_block_for_update): Only process virtual operands
8875 and GIMPLE registers in normal form.
8876 (prepare_use_sites_for): New.
8877 (prepare_names_to_update): Rename from prepare_def_sites.
8878 Call prepare_use_sites_for.
8879 (dump_update_ssa): Rename from dump_repl_tbl.
8881 Show statistics for virtual mapping heuristic.
8882 (debug_update_ssa): Rename from debug_debug_repl_tbl.
8883 (init_update_ssa): Initialize UPDATE_SSA_STATS.
8884 (delete_update_ssa): Make extern.
8885 (mark_set_for_renaming): If the set is empty, do nothing.
8886 (release_ssa_name_after_update_ssa): Update comment.
8887 (insert_updated_phi_nodes_for): Do not remove existing
8888 PHI nodes for symbols.
8889 (switch_virtuals_to_full_rewrite_p): New.
8890 (switch_virtuals_to_full_rewrite): New.
8891 (update_ssa): Call them.
8892 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
8893 for every statement before updating.
8894 If all the names in NEW_SSA_NAMES have been marked for
8895 removal, do nothing.
8896 Only start at the top of the CFG if there are symbols in
8898 (ssa_rewrite_finalize_block): Remove.
8899 (ssa_register_new_def): Remove.
8900 (ssa_rewrite_stmt): Remove.
8901 (ssa_rewrite_phi_arguments): Remove.
8902 (ssa_rewrite_initialize_block): Remove.
8903 (ssa_mark_def_sites): Remove.
8904 (ssa_mark_def_sites_initialize_block): Remove.
8905 (ssa_mark_phi_uses): Remove.
8906 (rewrite_ssa_into_ssa): Remove.
8907 * tree-phinodes.c (find_phi_node_for): Remove.
8908 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8910 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
8911 Remove calls to verify_dominators and
8912 verify_loop_structure.
8913 (tree_unswitch_single_loop): Call update_ssa.
8914 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
8917 (delete_tree_ssa): Assert that need_ssa_update_p returns
8919 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
8920 * tree-vectorizer.c (allocate_new_names, rename_def_op,
8921 free_new_names): Remove. Update all users.
8922 (rename_use_op): Call get_current_def.
8923 (rename_variables_in_bb): Do not handle any real or
8925 (slpeel_update_phis_for_duplicate_loop): Call
8926 get_current_def and set_current_def instead of using
8928 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
8929 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
8930 ssa_names_to_replace and delete_update_ssa.
8931 * doc/invoke.texi: Document --param min-virtual-mappings
8932 and --param virtual-mappings-ratio.
8934 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8936 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
8937 for newly created PHI nodes.
8938 Call create_new_def_for for every new V_MAY_DEF and
8939 V_MUST_DEF on the copied statement.
8940 (struct ssa_name_map_entry): Remove.
8941 (ssa_name_map_entry_hash): Remove.
8942 (ssa_name_map_entry_eq): Remove.
8943 (allocate_ssa_names): Remove.
8944 (rewrite_to_new_ssa_names_def): Remove.
8945 (rewrite_to_new_ssa_names_use): Remove.
8946 (rewrite_to_new_ssa_names_bb): Remove.
8947 (rewrite_to_new_ssa_names): Remove.
8948 (tree_duplicate_sese_region): Remove variables ver,
8949 definitions, phi, ssa_name_map and bi.
8950 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
8952 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8953 update_ssa instead of rewrite_ssa_into_ssa.
8954 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
8956 (find_uses_to_rename_use): Add argument 'need_phis'.
8957 (find_uses_to_rename_stmt): Do not scan virtual operands.
8958 (find_uses_to_rename): Only scan PHI nodes for
8960 (rewrite_into_loop_closed_ssa): Call update_ssa.
8961 (check_loop_closed_ssa_use): Ignore virtual operands.
8962 (check_loop_closed_ssa_stmt): Likewise.
8963 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
8965 (rename_variables, set_phi_def_stmts): Remove.
8966 (tree_duplicate_loop_to_header_edge): Reformat comment.
8967 Remove variables BB, I and DEFINITIONS.
8968 Call need_ssa_update_p.
8970 (lv_adjust_loop_header_phi): Reformat comment.
8971 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
8972 (marked_for_rewrite_p, any_marked_for_rewrite_p,
8973 mark_for_rewrite, unmark_all_for_rewrite,
8974 marked_ssa_names): Remove. Update all users.
8975 (release_ssa_name): If VAR has been registered for SSA
8976 updating, do nothing.
8977 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
8978 (build_assert_expr_for): Call register_new_name_mapping.
8979 (insert_range_assertions): Update call to update_ssa.
8980 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
8981 marked_for_rewrite_p, any_marked_for_rewrite_p,
8982 marked_ssa_names): Remove.
8984 2005-04-22 Jeff Law <law@redhat.com>
8986 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
8987 (restore_currdefs_to_original_value): Likewise.
8988 (register_definitions_for_stmt): Likewise.
8989 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
8990 for each variable. Do not allocate/free block_defs_stack either.
8991 Do not iterate if we just thread jumps. Only iterate if the
8992 tree_cleanup_cfg does useful work (temporary).
8993 (dom_opt_initialize_block): No longer push a marker on
8995 (dom_opt_finalize_block): Removal call to restore currdefs.
8996 Relax restrictions for recording edge equivalences.
8997 (record_equivalences_from_phis): No longer need to track
8999 (optimize_stmt): Similarly.
9000 (thread_across_edge): Simplify by removing the requirement that
9001 statements in the block we are threading through must be nops.
9002 (initialize_hash_element): Handle GOTO_EXPR.
9004 2005-04-22 David S. Miller <davem@davemloft.net>
9006 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
9008 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
9009 fix check on CONST_DOUBLE mode. It should be VOIDmode
9010 when it is representing an integer.
9012 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
9014 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
9015 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
9016 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
9017 find_char_info_specifier_index,
9018 find_length_info_modifier_index): Likewise.
9019 * c-typeck.c (composite_type, pop_init_level): Likewise.
9020 * combine.c (cant_combine_insn_p, try_combine): Likewise.
9021 * cse.c (cse_insn): Likewise
9022 * dominance.c (calc_dfs_tree): Likewise
9023 dwarf2out.c (loc_descriptor_from_tree_1,
9024 add_abstract_origin_attribute, force_decl_die,
9025 force_type_die): Likewise
9026 emit-rtl.c (operand_subword_force): Likewise
9027 explow.c (hard_function_value): Likewise
9028 expmed.c (store_bit_field, expand_divmod,
9029 emit_store_flag_force): Likewise
9030 expr.c (emit_move_multi_word, store_expr,
9031 expand_expr_real_1): Likewise
9032 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
9033 output_operand): Likewise
9034 flow.c (recompute_reg_usage): Likewise
9035 * function.c (assign_stack_temp_for_type, assign_temp,
9036 handle_epilogue_set): Likewise
9037 * genextract.c (main): Likewise
9038 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
9039 gimplify_modify_expr_rhs, gimplify_expr): Likewise
9040 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
9041 ready_remove, rm_line_notes, rm_other_notes,
9042 schedule_block): Likewise
9043 mips-tfile.c (copy_object, out_of_bounds): Likewise
9045 2005-04-22 David Edelsohn <edelsohn@gnu.org>
9048 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
9049 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
9050 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
9051 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
9053 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
9055 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
9057 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
9058 (gcc_tree_to_linear_expression): Convert to heap allocated
9060 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
9061 lbv_to_gcc_expression, lle_to_gcc_expression,
9062 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
9063 perfect_nestify): Likewise.
9064 lambda.h (gcc_loopnest_to_lambda_loopnest,
9065 lambda_loopnest_to_gcc_loopnest): Likewise.
9066 tree-loop-linear.c (linear_transform_loops): Likewise.
9068 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
9070 * config/sparc/predicates.md (arith_double_operand): Use
9071 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
9072 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
9073 (DImode, DFmode constant splitters): Likewise. Remove code for
9074 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
9075 (logical constant splitters): Use const_int_operand predicate.
9076 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
9077 HOST_BITS_PER_WIDE_INT < 64.
9079 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
9081 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
9082 gcc_unreachable as appropriate.
9083 (force_mode, emit_move_sequence, singlemove_string,
9084 output_move_double, output_fp_move_double, find_addr_reg,
9085 output_block_move, output_block_clear, output_and,
9086 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
9087 pa_adjust_cost, pa_issue_rate, print_operand,
9088 output_global_address, output_arg_descriptor, output_cbranch,
9089 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
9090 output_call): Likewise.
9091 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
9092 prefetch, prefetch_cc, prefetch_nocc): Likewise.
9094 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
9096 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
9097 _gcov_pow2_profiler and _gcov_one_value_profiler.
9098 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
9099 (GTFILES): Add $(srcdir)/tree-profile.c.
9100 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
9101 __gcov_one_value_profiler): Declare.
9102 * gimplify.c (force_gimple_operand): Check whether the statements
9103 should be produced in ssa form.
9104 (force_gimple_operand_bsi): New function.
9105 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
9106 __gcov_one_value_profiler): New functions.
9107 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
9108 the profiled value is a power of two or not.
9109 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
9110 * tree-flow.h (in_ssa_p): Declare.
9111 (force_gimple_operand_bsi): Declare.
9112 * tree-into-ssa.c (in_ssa_p): New variable.
9113 (rewrite_into_ssa): Set in_ssa_p.
9114 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
9115 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
9116 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
9117 tree_one_value_profiler_fn): New variables.
9118 (tree_init_edge_profiler): Initialize the profiler function decls.
9119 (tree_gen_edge_profiler): Use global gcov_type_node.
9120 (prepare_instrumented_value): New function.
9121 (tree_gen_interval_profiler, tree_gen_interval_profiler,
9122 tree_gen_one_value_profiler): Call the library functions instead of
9123 creating instrumentation code.
9124 * tree.c (build_fn_decl): New function.
9125 * tree.h (build_fn_decl): Declare.
9126 * value-prof.c (rtl_divmod_values_to_profile,
9127 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
9128 tree_mod_pow2_value_transform, tree_find_values_to_profile):
9129 Do not handle may_be_other and precise values of exponents at pow2
9131 (tree_mod_subtract_transform): Reflect that value field of
9132 histogram has changed meaning.
9133 (tree_divmod_values_to_profile): Record the values correctly.
9134 (tree_values_to_profile): Update comment.
9135 * value-prof.h (struct histogram_value_t): Remove pow2 data.
9137 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
9139 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
9142 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
9144 * config/i386/i386.md (length_immediate): Use gcc_assert or
9145 gcc_unreachable, as appropriate.
9146 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
9147 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
9148 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
9149 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
9150 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
9151 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
9152 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
9153 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
9154 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
9155 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
9156 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
9157 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
9158 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
9159 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
9160 *prefetch_sse_rex): Likewise.
9161 * config/i386/predicates.md (x86_64_immediate_operand,
9162 x86_64_zext_immediate_operand, symbolic_operand,
9163 no_seg_address_operand, aligned_operand,
9164 memory_displacement_operand): Likewise.
9165 * config/i386/sse.md (*mov<mode>_internal,
9166 *movv2df_internal): Likewise.
9168 2005-04-22 Jan Hubicka <jh@suse.cz>
9170 * Makefile.in (ipa.o, ipa-inline.o): New files.
9171 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
9172 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
9173 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
9174 * cgraphunit.c (cgraph_default_inline_p,
9175 cgraph_decide_inlining_incrementally, ncalls_inlined,
9176 nfunctions_inlined, initial_insns, overall_insns,
9177 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
9178 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
9179 cgraph_mark_inline, cgraph_check_inline_limits,
9180 cgraph_default_inline_p, cgraph_recursive_inlining_p,
9181 update_callee_keys, lookup_recursive_calls,
9182 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
9183 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
9184 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
9185 pass_ipa_inline): Move to ipa-inline.c
9186 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
9188 * ipa-inline.c: New file.
9190 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
9192 * doc/invoke.texi (SPARC options): Document that -mapp-regs
9193 is turned off by default on Solaris.
9195 2005-04-21 Roger Sayle <roger@eyesopen.com>
9197 * c-common.h (objc_build_method_signature): Update prototype.
9198 * stub-objc.c (objc_build_method_signature): Update the stub
9199 implementation to accept and ignore additional parameter.
9200 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
9201 the value of ellipsis to objc_build_method_signature instead
9202 of setting TREE_OVERFLOW on the parms TREE_LIST node.
9204 2005-04-21 Geoffrey Keating <geoffk@apple.com>
9206 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
9207 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
9208 gen_rtx_* not gen_rtx_fmt_*.
9209 (rs6000_emit_vector_select): Likewise.
9210 (rs6000_emit_sync): New.
9211 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
9212 (larx, stcx, cmp): New mode substitutions.
9213 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
9214 UNSPEC_ISYNC): New constants.
9215 (rlwinm): Give name.
9216 (memory_barrier, isync, lwsync): New insns.
9217 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
9218 (sync_lock_release<mode>): New expander.
9219 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
9220 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
9221 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
9222 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
9223 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
9224 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
9225 (sync_add<mode>_internal, sync_addshort_internal,
9226 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
9227 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
9228 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
9230 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
9231 is the memory before, not after, the operation. Clarify
9232 barrier requirements.
9234 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9236 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
9237 * lambda.h (lambda_vector_min_nz): Likewise.
9238 * langhooks.h (struct lang_hooks_for_types,
9239 struct lang_hooks): Likewise.
9240 * output.h (assemble_integer, this_is_asm_operands): Likewise.
9243 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
9245 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
9246 comments to avoid 'abort'. Use gcc_assert as necessary.
9247 * opts.c (common_handle_option): Likewise.
9248 * pretty-print.c (pp_base_format_text): Likewise.
9249 * print-rtl.c (print_rtx): Likewise.
9250 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
9251 * regmove.c (try_auto_increment): Likewise.
9252 * reload.c (find_valid_class, find_reloads_toplev,
9253 find_equiv_reg): Likewise.
9254 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
9255 merge_assigned_reloads): Likewise.
9256 * tree-inline.c (inline_forbidden_p_1,
9257 estimate_num_insns_1): Likewise.
9258 * tree-optimize.c (execute_todo): Likewise.
9259 * tree-outof-ssa.c (eliminate_phi): Likewise.
9260 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
9261 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
9262 * tree-ssa-operands.c (parse_ssa_operands,
9263 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
9264 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
9265 * tree-ssanames.c (release_ssa_name): Likewise.
9266 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
9267 walk_tree): Likewise.
9269 * tree-ssa-operands.c (verify_abort): Fold into ..
9270 (verify_imm_links): ... here.
9272 2005-04-21 Richard Henderson <rth@redhat.com>
9274 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
9275 on non-memory operand for previous inversion.
9277 2005-04-21 Devang Patel <dpatel@apple.com>
9279 PR optimization/20994
9280 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
9281 x = !(a == b) : p , q;.
9282 (pass_if_conversion): Verify stmts and flow.
9284 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9286 * optabs.c (gen_conditional_trap): Restore #define.
9288 * alias.c (true_dependence): Remove 'abort' from comments. Use
9289 gcc_assert and gcc_unreachable as appropriate.
9290 (canon_true_dependence): Likewise.
9291 * bb-reorder.c (connect_traces): Likewise.
9292 * c-common.c (c_add_case_label): Likewise.
9293 * c-decl.c (finish_function): Likewise.
9294 * caller-save.c (insert_restore, insert_save): Likewise.
9295 * cfg.c (update_bb_profile_for_threading): Likewise.
9296 * cfganal.c (flow_active_insn_p): Likewise.
9297 * cfgexpand.c (add_reg_br_prob_note): Likewise.
9298 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
9299 cfg_layout_merge_blocks): Likewise.
9300 * ifcvt.c (cond_exec_process_insns, merge_if_block,
9301 find_if_block): Likewise.
9302 * integrate.c (allocate_initial_values): Likewise.
9303 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
9304 swap_condition, unsigned_condition, signed_condition,
9305 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
9306 reg_or_subregno): Likewise.
9307 * lambda-code.c (lambda_compute_auxillary_space,
9308 lambda_transform_legal_p): Likewise.
9309 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
9310 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
9311 lhd_incomplete_type_error, lhd_expand_expr,
9312 lhd_types_compatible_p, lhd_tree_size): Likewise.
9313 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
9314 * local-alloc.c (update_equiv_regs): Likewise.
9315 * loop-unroll.c (peel_loop_completely
9316 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
9317 peel_loop_simple, unroll_loop_stupid,
9318 analyze_iv_to_split_insn): Likewise.
9319 * loop.c (gen_prefetch, find_and_verify_loops,
9320 basic_induction_var): Likewise.
9321 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
9322 * value-prof.c (tree_find_values_to_profile): Likewise.
9323 * varasm.c (named_section, default_assemble_integer,
9324 decode_addr_const): Likewise.
9326 2005-04-21 Alan Modra <amodra@bigpond.net.au>
9327 Fariborz Jahanian <fjahanian@apple.com>
9329 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
9330 portion of argument passed in fpr.
9331 * expr.c (emit_push_insn): Fix computation of 'offset' used to
9332 decide on partial argument save on stack.
9334 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
9336 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
9339 2005-04-21 Jan Hubicka <jh@suse.cz>
9341 * cgraphunit.c: Include tree-pass.h
9342 (cgraph_decide_recursive_inlining,
9343 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
9344 cgraph_decide_inlining): Dump goes to dump_file.
9345 (cgraph_optimize): Call ipa passes instead of inliner.
9346 (cgraph_gate_inlining, pass_ipa_inline): New.
9347 * tree-optimize.c (all_ipa_passes): New static variable.
9348 (register_one_dump_file): Dead with IPA passes.
9349 (register_dump_files): Likewise.
9350 (init_tree_optimization_passes): Initialize IPA passes.
9351 (execute_todo): Do cgraph dump when asked to, do not dump function body
9353 * tree-pass.h (TODO_dump_cgraph): New macro.
9354 (ipa_passes): Declare.
9355 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
9357 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9359 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
9360 gcc_assert instead of abort.
9361 (classify_argument, examine_argument, construct_container,
9362 contains_128bit_aligned_vector_p, ix86_check_movabs,
9363 standard_80387_constant_opcode, standard_80387_constant_rtx,
9364 ix86_initial_elimination_offset, ix86_compute_frame_layout,
9365 pro_epilogue_adjust_stack, ix86_expand_epilogue,
9366 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
9367 legitimize_tls_address, output_pic_addr_const,
9368 i386_output_dwarf_dtprel, put_condition_code, print_reg,
9369 get_some_local_dynamic_name, print_operand, print_operand_address,
9370 output_387_binary_op, emit_i387_cw_initialization,
9371 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
9372 ix86_expand_clear, ix86_expand_binary_operator,
9373 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
9374 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
9375 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
9376 ix86_expand_branch, ix86_expand_setcc,
9377 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
9378 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
9379 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
9380 memory_address_length, ix86_attr_length_immediate_default,
9381 ix86_attr_length_address_default, ix86_agi_dependant,
9382 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
9383 ix86_expand_binop_builtin, ix86_force_to_memory,
9384 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
9385 x86_emit_floatuns): Likewise.
9386 * config/i386/netware.c (gen_regparm_prefix,
9387 i386_nlm_strip_name_encoding): Likewise.
9388 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
9390 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9392 * optabs.c (gen_condiational_trap): Remove #define.
9393 (add_equal_note): Assertify. Remove explicit indirection from
9394 call via function pointer.
9395 (expand_ternary_op, expand_simple_binop, expand_binop,
9396 expand_twoval_unop, expand_twoval_binop,
9397 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
9398 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
9399 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
9400 prepare_float_lib_cmp, emit_conditional_move,
9401 emit_conditional_add, gen_add2_insn, gen_add3_insn,
9402 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
9403 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
9404 vector_compare_rtx, expand_vec_cond_expr): Likewise.
9406 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
9408 * vec.h: Update API to separate allocation mechanism from type.
9409 (VEC_safe_grow): New.
9410 * vec.c (calculate_allocation): New.
9411 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
9412 (vec_gc_free, vec_heap_free): Remove.
9413 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
9415 (mangle_macro_name): New.
9416 (struct macro_def): New.
9417 (struct macro): Add multiple argument values.
9418 (macro_expans_end): New.
9419 (push_macro_expansion): Chain on new macro. Process multiple
9420 args, create follow on expansion. Return follow on argument.
9421 (macro_input): Deal with multiple arguments.
9423 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
9424 (struct tree_binfo): Adjust.
9425 * basic-block.h: Define VEC(edge,gc).
9426 (struct edge_def): Adjust.
9427 (struct basic_block_def, struct edge_iterator): Likewise.
9428 (ei_container, ei_start_1, ei_last_1): Likewise.
9429 * cfg.c (connect_src, connect_dest): Likewise.
9430 * cfgrtl.c (force_nonfallthru_and_redirect)
9431 * dbxout.c (dbxout_type)
9432 * dwarf2out.c (gen_member_die)
9433 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
9434 (gcc_tree_to_linear_expression): Adjust.
9435 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
9436 lbv_to_gcc_expression, lle_to_gcc_expression,
9437 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
9438 perfect_nestify): Likewise.
9439 * lambda.h (gcc_loopnest_to_lambda_loopnest,
9440 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
9441 * profile.c (instrument_values): Adjust.
9442 * tree-cfg.c (modified_noreturn_calls): Adjust.
9443 (remove_fallthru_edge): Likewise.
9444 * tree-dump.c (dequeue_and_dump): Adjust.
9445 * tree-flow-inline.h (mark_stmt_modified): Adjust.
9446 * tree-flow.h (modified_noreturn_calls): Adjust.
9447 (tree_on_heap): Remove. (yay!)
9448 (register_new_def): Adjust.
9449 * tree-into-ssa.c: Define VEC(int,heap).
9450 (block_defs_stack): Adjust.
9451 (find_idf, insert_phi_nodes, register_new_def,
9452 rewrite_initialize_block, rewrite_finalize_block,
9453 register_new_update_single, rewrite_update_init_block,
9454 rewrite_update_fini_block, rewrite_blocks,
9455 ssa_rewrite_finalize_block, ssa_register_new_def,
9456 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
9457 * tree-loop-linear.c (linear_transform_loops): Adjust.
9458 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
9459 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
9460 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
9461 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
9462 vrp_variables_stack): Adjust declarations.
9463 (tree_ssa_dominator_optimize): Adjust.
9464 (dom_opt_initialize_block, remove_local_expressions_from_table,
9465 restore_nonzero_vars_to_original_value,
9466 restore_vars_to_original_value,
9467 restore_currdefs_to_original_value, dom_opt_finalize_block,
9468 record_var_is_nonzero, record_cond, record_const_or_copy_1,
9469 optimize_stmt, update_rhs_and_lookup_avail_expr,
9470 lookup_avail_expr, record_range): Likewise.
9471 * tree-ssa-pre.c: Define VEC(basic_block,heap).
9472 (compute_antic_aux): Adjust.
9473 (inserted_exprs, create_expression_by_pieces,
9474 insert_into_preds_of_block, eliminate, mark_operand_necessary,
9475 remove_dead_inserted_code, fini_pre): Likewise.
9476 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
9477 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
9478 ssa_prop_init): Likewise.
9479 * tree-ssa.c: Define VEC(bitmap,heap).
9480 (verify_name_tags): Adjust.
9481 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
9482 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
9483 tree_divmod_values_to_profile, tree_find_values_to_profile,
9484 value_profile_transformations): Likewise.
9485 * value-prof.h: Define VEC(histogram_value,heap).
9486 * varasm.c: Remove alias_pair pointer typedef, define
9488 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
9490 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
9491 not a pointer to it. Create an object vector.
9492 (extern_symbols): Turn into an object vector.
9493 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
9495 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
9498 * Makefile.in (tree-chrec.o): Depend on params.h.
9499 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
9501 * tree-chrec.c: Depend on params.h. Replace build with buildN,
9502 and fold build with fold_buildN.
9503 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
9504 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
9505 (tree_contains_chrecs): Compute an estimation of the size of the
9507 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
9508 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
9509 * tree-scalar-evolution.c (simple_iv): Ditto.
9510 * doc/invoke.texi (scev-max-expr-size): Documented.
9512 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
9514 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
9515 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
9516 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
9517 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
9518 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
9519 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
9520 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
9521 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
9522 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
9523 (darwin_fix_and_continue_switch): Delete.
9524 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
9525 (SUBTARGET_SWITCHES): Delete.
9526 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
9527 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
9528 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
9529 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
9530 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
9531 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
9532 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
9533 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
9534 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
9535 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
9536 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
9537 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
9538 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
9539 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
9540 (TARGET_64BIT): Undef before redefining.
9541 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
9542 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
9543 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
9544 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
9545 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
9546 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
9547 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
9548 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
9549 (ix86_debug_arg_string, ix86_debug_addr_string)
9550 (ix86_align_loops_string, ix86_align_jumps_string)
9551 (ix86_align_funcs_string): Delete.
9552 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
9553 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
9554 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
9555 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
9556 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
9557 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
9558 (SUBTARGET_SWITCHES): Delete.
9559 * config/i386/i386.c (ix86_debug_arg_string): Delete.
9560 (ix86_debug_addr_string): Delete.
9561 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
9562 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
9563 (ix86_align_loops_string, ix86_align_jumps_string)
9564 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
9565 (ix86_align_funcs_string): Make static.
9566 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9567 (ix86_handle_option): New function.
9568 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
9569 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
9570 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
9571 of darwin_fix_and_continue_switch.
9572 (darwin_one_byte_bool): Delete.
9573 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
9574 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
9575 to darwin_one_byte_bool.
9576 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
9577 * config/i386/djgpp.opt, config/i386/i386.opt,
9578 * config/i386/sco5.opt: New files.
9580 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9582 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
9583 fp_zero_operand, fp_register_operand, intreg_operand,
9584 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
9585 call_operand, call_operand_address, tgd_symbolic_operand,
9586 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
9587 symbolic_operand, symbolic_memory_operand, label_ref_operand,
9588 sp64_medium_pic_operand, data_segment_operand,
9589 text_segment_operand, splittable_symbolic_memory_operand,
9590 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
9591 eq_or_neq, normal_comp_operator, noov_compare_op,
9592 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
9593 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
9594 const64_operand, const64_high_operand, arith11_operand,
9595 arith10_operand, arith_double_operand, arith_double_4096_operand,
9596 arith_double_add_operand, arith11_double_operand,
9597 arith10_double_operand, small_int, small_int_or_double,
9598 uns_small_int, uns_arith_operand, clobbered_register,
9599 input_operand, compare_operand): Delete.
9600 (sparc_emit_set_const32): Use predicates in assertion. Remove special
9601 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
9602 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
9603 (GEN_HIGHINT64, GEN_INT64): Delete.
9604 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
9605 gen_safe_XOR64): Adjust for above deletion.
9606 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
9607 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
9608 (legitimate_constant_p): Use const_zero_operand instead.
9609 (sparc_extra_constraint_check): Likewise.
9610 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
9611 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
9612 (PREDICATE_CODES): Delete.
9613 * config/sparc/sparc.md: Include predicates.md.
9614 (All patterns): Adjust for new predicate names.
9615 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
9616 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
9617 (movdi): Use general_operand predicate.
9618 (movdi_sp64_dbl): Delete.
9619 (movdi_const64_special): Add 'N' constraint.
9620 (movdicc): Use arith10_operand predicate.
9621 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
9622 (movdi_cc_reg_sp64): Use arith10_operand predicate.
9623 (movdi_cc_reg_sp64_trunc): Delete.
9624 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
9625 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
9626 (subdi3_sp32): Delete.
9627 (subdi3_insn_sp32): Change to define_insn_and_split.
9628 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
9629 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
9630 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
9631 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
9632 small_int_operand predicate.
9633 (divdi3, udivdi3): Use arith_operand predicate.
9634 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
9635 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
9636 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
9637 (xordi3_sp64_dbl): Delete.
9638 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
9639 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
9640 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
9641 cmp_ccx_set_not): Use arith_operand predicate.
9642 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
9643 * config/sparc/predicates.md: New file.
9645 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
9647 PR tree-optimization/14846
9648 * fold-const.c (fold_single_bit_test_into_sign_test): New,
9650 (fold_single_bit_test): ... here.
9651 (fold_binary): Call fold_single_bit_test_into_sign_test
9652 instead of fold_single_bit_test.
9654 2005-04-20 James E Wilson <wilson@specifixinc.com>
9657 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
9658 is another declaration.
9660 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
9662 * config/cris/predicates.md: New file.
9663 * config/cris/cris-protos.h (cris_store_multiple_op_p)
9664 (cris_movem_load_rest_p): Declare.
9665 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
9666 (cris_movem_load_rest_p): Ditto. Globalize.
9667 (cris_bdap_operand, cris_bdap_biap_operand,
9668 cris_orthogonal_operator, cris_commutative_orth_op,
9669 cris_operand_extend_operator,
9670 cris_additive_operand_extend_operator, cris_extend_operator,
9671 cris_plus_or_bound_operator, cris_mem_op,
9672 cris_general_operand_or_symbol,
9673 cris_general_operand_or_gotless_symbol,
9674 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
9675 cris_load_multiple_op): Remove predicate functions.
9676 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
9677 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
9678 * config/cris/cris.h (PREDICATE_CODES): Don't define.
9679 * config/cris/cris.md: Include predicates.md.
9680 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
9682 2005-04-20 Ian Lance Taylor <ian@airs.com>
9684 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
9685 * c-common.h (STMT_EXPR_STMT): Don't define.
9686 (STMT_EXPR_NO_SCOPE): Don't define.
9687 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
9688 * c-pretty-print.c (pp_c_primary_expression): Likewise.
9689 (pp_c_expression): Likewise.
9691 2005-04-20 Richard Henderson <rth@redhat.com>
9694 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
9696 2005-04-20 Jeff Law <law@redhat.com>
9698 * reload1.c (reload): Ignore equivalences between pseudos and
9701 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
9704 * c-tree.h (struct c_label_list): Update comment.
9705 (struct c_label_context): Rename to struct c_label_context_se.
9706 (label_context_stack): Rename to label_context_stack_se.
9707 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
9708 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
9709 c_end_vm_scope): New.
9710 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
9711 * c-decl.c (pop_scope): Call c_end_vm_scope.
9712 (pushdecl): Call c_begin_vm_scope for variably modified
9714 (define_label): Check for jumping into scope of identifier with
9715 variably modified type. Push label on stack for those defined at
9716 current context of identifiers with variably modified type.
9717 (start_function): Create stack level for context of identifiers
9718 with variably modified type.
9719 (finish_function): Pop stack level for context of identifiers with
9720 variably modified type.
9721 * c-typeck.c (label_context_stack): Rename to
9722 label_context_stack_se.
9723 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
9724 (c_finish_goto_label): Check for jumping into scope of identifier
9725 with variably modified type. Push label on stack for those jumped
9726 to from current context of identifiers with variably modified
9728 (struct c_switch): Add blocked_vm.
9729 (c_start_case): Initialize blocked_vm.
9730 (do_case): Check blocked_vm.
9731 (c_finish_case): Add comment.
9732 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
9733 variable label_context_stack.
9735 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9737 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
9738 conditional_replacement, value_replacement, abs_replacement,
9740 (replace_phi_edge_with_variable): Remove argument BB.
9741 (conditional_replacement, value_replacement,
9742 minmax_replacement, abs_replacement): Remove argument PHI_BB.
9743 Update a call to replace_phi_edge_with_variable.
9745 * tree-ssa-phiopt.c: Fix comments.
9747 2005-04-20 Michael Matz <matz@suse.de>
9750 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
9753 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9755 * tree-ssa-phiopt.c: Fix comment typos.
9757 PR tree-optimization/21116
9758 * tree-ssa-phiopt.c: Fix a typo.
9760 2005-04-19 Richard Henderson <rth@redhat.com>
9762 * builtins.c (expand_builtin_sync_operation): Revert last change.
9763 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
9765 (expand_compare_and_swap_loop): Likewise.
9766 (expand_sync_operation): Remove fallback from NAND to AND; invert
9767 memory operand when expanding from cmpxchg.
9768 (expand_sync_fetch_operation): Likewise.
9769 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
9772 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
9773 when implementing NAND. Fix double-add for AFTER.
9774 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
9775 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9776 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
9778 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
9781 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
9782 to return old memory value.
9783 (sync_compare_and_swap_cc<IMODE>): Likewise.
9785 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
9786 return pre-reload. Don't consider output or anti dependencies.
9787 * config/ia64/sync.md (IMODE): New.
9788 (modesuffix): Add QI and HI.
9789 (memory_barrier): Simplify expansion.
9790 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
9791 (cmpxchg_acq_<IMODE>): Likewise.
9792 (sync_lock_test_and_set<IMODE>): Likewise.
9793 (sync_lock_release<IMODE>): Likewise.
9795 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
9797 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
9800 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
9802 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
9804 2005-04-20 Michael Pogue <michael.pogue@sun.com>
9805 Joseph S. Myers <joseph@codesourcery.com>
9807 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
9808 * c-typeck.c (build_c_cast): Check these options.
9809 * doc/invoke.texi: Document these options.
9811 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9813 * tree-ssa-phiopt.c: Update a comment about the pass.
9815 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9817 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
9818 config/mcore/mcore.c: Fix comment typos.
9820 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
9822 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
9823 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
9825 2005-04-19 Paul Brook <paul@codesourcery.com>
9827 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
9829 2005-04-19 Andrew Haley <aph@redhat.com>
9832 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
9833 looking at a field's bitpos.
9835 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9837 * system.h (fopen, fdopen, freopen): Define these to the unlocked
9838 libiberty functions.
9840 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9842 PR tree-optimization/21096
9843 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
9845 2005-04-19 Alan Modra <amodra@bigpond.net.au>
9848 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
9849 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
9851 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
9853 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
9854 refers to the function being dumped.
9856 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
9858 * varasm.c (assemble_start_function): Remove reset of in_section.
9860 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9862 PR tree-optimization/21085
9863 * fold-const (fold_binary): Don't change X % -C to X % C if C has
9866 2005-04-19 Ben Elliston <bje@au.ibm.com>
9868 * doc/invoke.texi (Optimize Options): Refer to the correct
9869 optimisation flag -ftree-dominator-opts, not -ftree-dom.
9871 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
9873 * config/rs6000/rs6000.c (machopic_output_stub): Increase
9874 alloca argument to be big enough.
9876 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
9879 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
9882 2005-04-18 Tom Tromey <tromey@redhat.com>
9884 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
9887 2005-04-18 Richard Henderson <rth@redhat.com>
9889 * config/alpha/alpha.c (alpha_split_atomic_op): New.
9890 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
9891 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
9892 * config/alpha/alpha-protos.h: Update.
9893 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
9894 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
9895 (attr type): Add ld_l, st_c, mb.
9896 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
9897 iornotsi3, xorsi_internal, xornotsi3): New.
9898 * config/alpha/ev4.md (ev4_ld): Add ld_l.
9899 (ev4_ist_c, ev4_mb): New.
9900 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
9902 * config/alpha/ev6.md (ev6_ild): Add ld_l.
9903 (ev6_ist): Add st_c.
9905 * config/alpha/sync.md: New file.
9907 2005-04-18 Richard Henderson <rth@redhat.com>
9909 * builtins.c (expand_builtin_sync_operation): Fold nand to and
9912 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
9914 2005-04-18 Devang Patel <dpatel@apple.com>
9916 * config/rs6000/atlivec.md (mulv4si3): New pattern.
9918 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9920 PR tree-optimization/20922
9921 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
9922 Fold X + c >= X and fold X - c <= X to true.
9924 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9926 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
9928 (emergency_labeled_state_free): Likewise.
9930 2005-04-18 Nick Clifton <nickc@redhat.com>
9932 * config/h8300/h8300.md (jump): Remove prescan parameter from
9933 calls to final_scan_insn.
9935 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
9936 parameter from calls to final_scan_insn.
9938 * config.gcc (m68hc12): Use the m68hc11.opt file for target
9940 (v850e, v850e1): Use the v850.opt file for target specific
9943 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
9945 PR tree-optimization/21001
9946 * tree-optimize.c (init_tree_optimization_passes): Move the
9947 first pass_forwprop immediately before pass_vrp.
9949 2005-04-17 Ian Lance Taylor <ian@airs.com>
9951 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
9952 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
9953 from enum tree_code op to bool is_sizeof.
9954 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
9955 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
9956 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
9958 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
9960 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
9963 2005-04-17 Ian Lance Taylor <ian@airs.com>
9965 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
9967 2005-04-17 Richard Henderson <rth@redhat.com>
9969 * config/alpha/alpha.c (va_list_skip_additions): Only define if
9971 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
9972 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
9973 of indirection through ssa names while looking for the gpr counter
9975 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
9976 saved va_list_gpr_size and va_list_fpr_size.
9978 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9980 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
9981 both pointers or both integers.
9983 * tree-vrp.c (maybe_add_assert_expr): Don't assert
9984 ASSERT_EXPRs for single-use variable.
9986 * tree-into-ssa.c: Fix a comment typo.
9988 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
9990 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
9991 -mipsN before forcing a default of -mips2.
9993 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9995 * predict.h (IS_TAKEN): Remove.
9996 * rtl.h (NOTE_PREDICTION): Likewise.
9998 * modulo-sched.c (CFG_HOOKS): Remove.
10000 * c-parser.c (N_C_TTYPES): Remove.
10002 * tree-flow-inline.h (get_stmt_operands): Remove.
10003 * lambda-code.c, tree-ssa-loop-unswitch.c,
10004 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
10005 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
10006 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
10007 calls to get_stmt_operands.
10008 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
10010 2005-04-17 Richard Henderson <rth@redhat.com>
10013 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
10014 of CUMULATIVE_ARGS past the last named argument.
10015 (alpha_va_start): Expect pretend_args_size only if strictly less than
10018 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
10020 PR middle-end/21024
10021 * builtins.c (expand_builtin_strcat): Convert the result of
10022 strlen to the right type.
10023 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
10024 avoid creating type mismatches.
10025 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
10028 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
10030 2005-04-16 Richard Henderson <rth@redhat.com>
10033 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
10034 Use the mode of boolean_type_node when the user doesn't provide one.
10035 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
10037 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
10040 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
10043 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
10046 2005-04-16 Roger Sayle <roger@eyesopen.com>
10047 Steven Bosscher <stevenb@suse.de>
10049 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
10050 (fold_unary_to_constant): Likewise.
10052 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
10054 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
10057 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
10059 * doc/install.texi (Specific): Avoid using asterisks in @anchor
10060 names related to target triplets.
10061 Remove i?86-*-esix from platform directory.
10062 Remove powerpc-*-eabiaix from platform directory.
10064 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
10066 PR middle-end/20491
10067 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
10068 falling through from SUBREG case to REG.
10070 2005-04-15 Roger Sayle <roger@eyesopen.com>
10072 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
10073 (fold_binary): Update comment mentioning fold_relational_hi_lo.
10074 (fold_binary_to_constant): Simplify using fold_binary.
10075 (fold_unary_to_constant): Likewise, simplify using fold_unary.
10077 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10079 * gthr-posix.c (pthread_cancel): Define.
10080 (pthread_mutexattr_init): Likewise.
10081 (pthread_mutexattr_settype): Likewise.
10082 (pthread_mutexattr_destroy): Likewise.
10084 2005-04-15 David S. Miller <davem@davemloft.net>
10087 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
10089 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
10091 PR tree-optimization/21031
10092 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
10093 (forward_propagate_into_cond_1): Call it. Forward propagate
10094 integer-integer casts into COND_EXPRs.
10096 2005-04-15 Dave Korn <dave.korn@artimi.com>
10098 * gcc.c (default_compilers): Clarify obscure error message when
10099 reading from standard input.
10101 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
10103 * basic-block.h (PROP_EQUAL_NOTES): Remove.
10104 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
10106 * tree-ssa-alias.c (init_alias_info): Remove a call to
10109 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
10111 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
10112 of non-virtual PHI nodes like we use to.
10114 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
10116 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
10117 (attr_copy_rtx): Do not use it.
10119 2005-04-15 Andrew Macleod <amacleod@redhat.com>
10121 * doc/tree-ssa.texi: Grammer/abbreviation updates.
10123 2005-04-15 Diego Novillo <dnovillo@redhat.com>
10125 * tree-vect-transform.c (vectorizable_store): Mark necessary
10126 objects in the vectorized store needing renaming. Update the
10127 SSA graph for V_MAY_DEF operands in the original store.
10129 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
10131 * tree-ssa-pre.c (compute_avail): It's okay to have
10132 TREE_INVARIANT's here, and value number the resulting expressions.
10133 (create_expression_by_pieces): Make sure operands that were
10134 min_invariant when we started, stay that way.
10136 2005-04-15 David Edelsohn <edelsohn@gnu.org>
10138 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
10140 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
10142 PR tree-optimization/20936.
10143 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
10145 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10147 * doc/invoke.texi: Fix typos.
10148 * doc/md.texi: Likewise.
10149 * doc/rtl.texi: Likewise.
10150 * doc/sourcebuild.texi: Likewise.
10151 * doc/tm.texi: Likewise.
10153 2005-04-15 Uros Bizjak <uros@kss-loka.si>
10155 PR tree-optimization/21004
10156 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
10157 and floorl in c99 mode only.
10158 * builtins.c (expand_builtin_int_roundingfn): Assert that
10159 fallback_fndecl is not NULL_TREE.
10161 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
10163 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
10164 * basic-block.h: Update the prototype for
10165 purge_all_dead_edges.
10166 * cfgexpand.c (tree_expand_cfg): Update a call to
10167 purge_all_dead_edges.
10168 * combine.c (combine_instructions): Likewise.
10169 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
10170 rest_of_handle_cse2, rest_of_handle_gcse,
10171 rest_of_handle_postreload): likewise.
10173 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
10175 PR middle-end/20739
10176 * gimplify.c (gimplify_addr_expr): Compensate for removal of
10177 e.g. cv-qualification conversions.
10179 2005-04-14 Mike Stump <mrs@apple.com>
10181 * config/darwin-c.c (framework_construct_pathname): We must
10182 find all headers of a framework in the first instance of it
10183 found in the seach path.
10185 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
10187 PR tree-optimization/21021
10188 * tree-vrp.c (compare_values): Work around a bug in the front
10189 end that produces a comparison of mismatched types.
10191 2004-04-14 Richard Henderson <rth@redhat.com>
10193 * config/ia64/ia64.h (enum fetchop_code): Remove.
10194 (enum ia64_builtins): Move ...
10195 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
10196 members except BSP and FLUSHRS.
10197 (ia64_init_builtins): Remove __sync builtins.
10198 (ia64_expand_builtin): Likewise.
10199 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
10200 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
10201 (ia64_expand_lock_release): Remove.
10202 * config/ia64/ia64.md (mf): Move to sync.md.
10203 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
10204 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
10205 * config/ia64/sync.md: New file.
10206 (memory_barrier): Rename from mf.
10207 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
10208 (cmpxchg_acq_<I48MODE>): Likewise.
10209 (sync_lock_test_and_set<I48MODE>): Likewise.
10211 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
10212 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
10214 2004-04-14 Richard Henderson <rth@redhat.com>
10216 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
10217 (ix86_compare_emitted): New.
10218 (ix86_expand_compare): Use ix86_compare_emitted if set.
10219 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
10220 and ix86_compare_op0 are set.
10221 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
10222 (TARGET_CMPXCHG, TARGET_XADD): New.
10223 (ix86_compare_emitted): Declare.
10224 * config/i386/i386.md: Include sync.md
10225 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
10226 (UNSPECV_XCHG, UNSPECV_LOCK): New.
10227 * config/i386/sync.md: New file.
10229 2004-04-14 Richard Henderson <rth@redhat.com>
10231 PR middle-end/14311
10232 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
10233 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
10234 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
10235 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
10236 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
10237 BT_FN_I8_VPTR_I8_I8): New.
10238 * builtins.def (DEF_SYNC_BUILTIN): New.
10239 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
10240 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
10241 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
10242 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
10243 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
10244 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
10245 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
10246 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
10247 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
10248 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
10249 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
10250 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
10251 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
10252 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
10253 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
10254 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
10255 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
10256 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
10257 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
10258 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
10259 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
10260 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
10261 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
10262 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
10263 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
10264 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
10265 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
10266 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
10267 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
10268 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
10269 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
10270 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
10271 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
10272 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
10273 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
10274 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
10275 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
10276 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
10277 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
10278 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
10279 BUILT_IN_SYNCHRONIZE: New.
10280 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
10281 as a function. Accept __sync_ as a prefix as well.
10282 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
10283 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
10284 expand_builtin_lock_release): New.
10285 (expand_builtin): Call them.
10286 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
10287 neither BOTH_P nor FALLBACK_P are defined.
10288 (builtin_type_for_size): New.
10289 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
10290 (resolve_overloaded_builtin): New.
10291 * c-common.h (resolve_overloaded_builtin): Declare.
10292 (builtin_type_for_size): Declare.
10293 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
10294 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
10295 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
10296 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
10297 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
10298 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
10299 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
10300 sync_compare_and_swap_cc, sync_lock_test_and_set,
10301 sync_lock_release): New.
10302 * optabs.h: Declare them.
10303 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
10304 expand_sync_operation, expand_sync_fetch_operation,
10305 expand_sync_lock_test_and_set): Declare.
10306 * genopinit.c (optabs): Add sync optabs.
10307 * optabs.c (init_optabs): Initialize sync optabs.
10308 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
10309 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
10310 expand_sync_operation, expand_sync_fetch_operation,
10311 expand_sync_lock_test_and_set): New.
10312 * doc/extend.texi (Atomic Builtins): New section
10313 * doc/md.texi (Standard Names): Add sync patterns.
10315 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
10317 * tree-eh.c (lower_try_finally_copy): Generate new code in
10318 response to goto_queue entries as if the queue was sorted by
10319 index, not pointers.
10320 (lower_try_finally_switch): Likewise.
10322 2005-04-14 Richard Henderson <rth@redhat.com>
10324 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
10325 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
10327 (ix86_expand_fp_movcc): Update to match.
10328 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
10329 * config/i386/i386-protos.h: Update.
10330 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
10331 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
10333 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
10335 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
10338 2005-04-14 Julian Brown <julian@codesourcery.com>
10340 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
10341 link failures on ppc64 Linux.
10343 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
10345 * config.gcc: Set cpu_type for s390.
10347 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
10349 Fix PR tree-optimization/20963
10350 * tree-ssa-pre.c (compute_avail): Remove special case for
10352 (create_expression_by_pieces): Add value numbers for forced out
10355 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
10357 * config/cris/cris.md: Replace references to (reg:SI 16) with
10358 (reg:SI CRIS_SRP_REGNUM).
10360 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
10362 PR tree-optimization/20657
10363 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
10364 create an appropriate range from it.
10366 2005-04-14 Uros Bizjak <uros@kss-loka.si>
10368 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
10369 <UNSPEC_FIST_CEIL> case.
10371 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
10372 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
10373 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
10374 to implement lfloor and llfloor built-ins as x87 intrinsic function.
10375 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
10376 (lfloor<mode>2): New expanders.
10377 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
10378 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
10379 to implement lceil and llceil built-ins as x87 intrinsic function.
10380 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
10381 (lceil<mode>2): New expanders.
10383 2005-04-14 Uros Bizjak <uros@kss-loka.si>
10385 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
10386 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
10388 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
10391 * config/s390/s390-modes.def: Define TFmode.
10393 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
10395 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
10396 (JUMP_TABLES_IN_TEXT_SECTION): Define.
10397 * config/mips/mips.c (mips16_insn_length): Remove reference to
10398 JUMP_TABLES_IN_TEXT_SECTION.
10400 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
10402 * simplify-rtx.c (simplify_binary_operation_1): Return
10403 scalar or vector of constant 0, depending on the xor's
10406 2005-04-13 Dale Johannesen <dalej@apple.com>
10408 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
10409 (objc-act.o): Ditto.
10410 * objc/objc-act.c (objc_gimplify_expr): New.
10411 (objc_get_callee_fndecl): New.
10412 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
10413 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
10414 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
10416 2005-04-13 Devang Patel <dpatel@apple.com>
10418 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
10421 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
10423 CRIS prologue as RTL.
10424 * config/cris/cris-protos.h (cris_emit_movem_store)
10425 (cris_expand_prologue): Prototype.
10426 * config/cris/cris.c (struct machine_function): New member
10428 (cfa_label_num, cris_target_asm_function_prologue): Remove.
10429 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
10430 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
10431 (cris_load_multiple_op, cris_return_address_on_stack)
10432 (cris_return_address_on_stack_for_return): ISO-Cify.
10433 (cris_store_multiple_op): New predicate function.
10434 (cris_expand_prologue, cris_emit_movem_store): New functions.
10435 (cris_print_operand) <case 'O'>: Handle modifications other than
10437 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
10438 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
10439 (cris_gen_movem_load): Rearrange slightly to make local variable
10440 src a parameter, removing osrc.
10441 (cris_setup_incoming_varargs): Set machine_function member
10442 stdarg_regs to correspond to the number of registers that need to
10444 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
10446 (PREDICATE_CODES): Add cris_store_multiple_op. Make
10447 cris_general_operand_or_gotless_symbol accept UNSPEC.
10448 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
10449 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
10450 ("*cris_store_multiple"): New pattern. Tweak common comment above
10451 this and "*cris_load_multiple".
10452 ("prologue"): New define_expand.
10454 * config/cris/cris.md ("epilogue"): Conditionalize on
10455 TARGET_PROLOGUE_EPILOGUE.
10457 2005-04-13 Steve Ellcey <sje@cup.hp.com>
10460 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
10461 fpsr 0 instead of fpsr 1.
10462 (divsf3_internal_thr): Ditto.
10463 (divdf3_internal_lat): Ditto.
10464 (divdf3_internal_thr): Ditto.
10465 (divxf3_internal_lat): Ditto.
10466 (divxf3_internal_thr): Ditto.
10468 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
10470 PR tree-optimization/20913
10471 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
10473 PR tree-optimization/20702
10474 * tree-vrp.c (maybe_add_assert_expr): Recurse into
10475 dominator children that haven't been walked into.
10477 2005-04-13 Julian Brown <julian@codesourcery.com>
10479 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
10480 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
10483 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
10485 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
10486 config/i386/sse.md: Fix comment typos.
10488 * genattrtab.c (NULL_ATTR): Remove.
10489 * ifcvt.c (NULL_EDGE): Likewise.
10491 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
10493 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
10494 NOTE_PREDICT): Remove.
10496 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10498 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
10499 * configure: Regenerate.
10500 * config.in: Likewise.
10501 * system.h: Declare vsnprintf if not already declared.
10503 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
10505 * optc-gen.awk: Handle stand-alone Mask records.
10506 * opth-gen.awk: Likewise.
10507 * doc/options.texi (Option file format): Document them.
10508 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
10509 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
10510 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
10511 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
10512 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
10513 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
10514 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
10515 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
10516 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
10517 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
10518 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
10519 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
10520 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
10521 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
10522 TARGET_LONG_DOUBLE_128): Likewise.
10523 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
10524 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
10525 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
10526 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
10527 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
10528 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
10529 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
10530 * config/sparc/sparc.c (fpu_option_set): New global.
10531 (sparc_handle_option): New function.
10532 (sparc_override_options): Test fpu_option_set.
10533 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
10534 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
10535 * config/sparc/sparc.opt: New file.
10536 * config/sparc/little-endian.opt: Likewise.
10537 * config/sparc/long-double-switch.opt: Likewise.
10539 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
10541 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
10542 (bfin_handle_options): Set it if -mshared-library-id= is seen.
10543 * config/bfin/bfin.opt (mshared-library-id=): Lose
10544 Var(bfin_lib_id_given).
10546 2005-04-13 Matt Thomas <matt@3am-software.com>
10548 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
10551 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
10553 * rtl.h (CLEAR_RTX_FLAGS): Remove.
10555 * cgraphunit.c (INSNS_PER_CALL): Remove.
10557 * tree-ssa-forwprop.c (vars,
10558 record_single_argument_cond_exprs,
10559 substitute_single_use_vars): Remove.
10560 (forward_propagate_into_cond_1, forward_propagate_into_cond):
10562 (tree_ssa_forward_propagate_single_use_vars): Call
10563 forward_propagate_into_cond for each COND_EXPR.
10565 * tree-inline.c (INSNS_PER_STMT): Remove.
10567 2005-04-12 Richard Henderson <rth@redhat.com>
10569 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
10570 (ix86_expand_sse_fp_minmax): ... from ...
10571 (ix86_expand_fp_movcc): ... here.
10572 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
10573 * config/i386/i386-protos.h: Update.
10574 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
10575 (sse_setccsf, sse_setccdf): Allow before reload.
10576 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
10577 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
10578 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
10579 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
10580 (anddf3, nanddf3, iordf3, xordf3): New.
10582 2005-04-12 Jeff Law <law@redhat.com>
10584 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
10585 (tree-ssa-uncprop.o): Add dependencies.
10586 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
10587 * tree-flow.h (remove_useless_stmts): Remove prototype.
10588 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
10589 remove_useless_stmts.
10590 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
10591 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
10592 * tree-pass.h (pass_uncprop): Declare.
10593 * tree-ssa-uncprop.c: New file.
10595 2005-04-12 James E. Wilson <wilson@specifixinc.com>
10598 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
10600 2005-04-12 Caroline Tice <ctice@apple.com>
10602 Temporary fix for partitioning problems.
10603 * passes.c (rest_of_handle_final): Remove code that
10604 frees unlikely_text_section_name,
10605 * varasm.c (assemble_start_function): Test for partitioning
10606 flag before writing out section labels.
10607 (assemble_end_function): Test for partitioning flag before
10608 writing out section labels.
10610 2005-04-12 Steven Bosscher <stevenb@suse.de>
10611 Stuart Hastings <stuart@apple.com>
10612 Jan Hubicka <jh@suse.cz>
10614 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
10615 references to gt-tree-cfg.h.
10616 * basic-block.h (struct basic_block_def): Don't skip rbi
10617 for garbage collection.
10618 (struct reorder_block_def): Make GTY-able.
10619 (struct control_flow_graph): New structure.
10620 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
10621 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
10622 but instead defines to the control_flow_graph for cfun.
10623 (label_to_block_map): New define, points to the label map of
10624 the control_flow_graph for cfun.
10625 (n_edges_for_function, n_basic_blocks_for_function,
10626 last_basic_block_for_function, basic_block_info_for_function,
10627 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
10628 basic_block_info_for_function, label_to_block_map_for_function):
10629 Counterparts for the above, taking a struct function as an extra
10631 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
10632 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
10633 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
10634 (alloc_rbi_pool, free_rbi_pool): Remove.
10635 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
10636 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
10638 (cfg_layout_finalize) ... and don't free it here.
10639 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
10641 * flow.c (free_basic_block_vars): Set label_to_block_map and
10642 n_edges to zero too.
10643 * function.h (struct function): Add cfg field.
10644 * function.c (allocate_struct_function): Allocate the cfg.
10645 * tree-cfg.c (label_to_block_map): Remove.
10646 (build_tree_cfg): Don't allocate the rbi pool here...
10647 (delete_tree_cfg_annotations): ...and don't free it here.
10648 Also don't nullify label_to_block_map for cfun.
10650 2005-04-12 Caroline Tice <ctice@apple.com>
10652 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10653 Revert my patch from April 9.
10654 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
10655 (reorder_basic_blocks): Revert my patch from April 9.
10656 (insert_section_boundary_note): Revert my patch from April 9.
10657 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
10658 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
10659 (COLD_END_LABEL): Revert my patch from April 9.
10660 (cold_text_section_label): Revert my patch from April 9.
10661 (cold_end_label): Revert my patch from April 9.
10662 (dwarf2out_switch_text_section): Revert my patch from April 9.
10663 (output_aranges): Revert my patch from April 9.
10664 (output_ranges): Revert my patch from April 9.
10665 (output_line_info): Revert my patch from April 9.
10666 (add_location_or_const_value_attribute): Revert my patch from April 9.
10667 (dwarf2out_var_location): Revert my patch from April 9.
10668 (dwarf2out_init): Revert my patch from April 9.
10669 (dwarf2out_finish): Revert my patch from April 9.
10670 * function.h (struct function): Revert my patch from April 9.
10671 * opts.c (decode_options): Revert my patch from April 9.
10672 * output.h (unlikely_section_label, hot_section_label,
10673 hot_section_end_label, cold_section_end_label,
10674 unlikely_text_section_name): Revert my patch from April 9.
10675 * passes.c (rest_of_handle_final): Revert my patch from April 9.
10676 * varasm.c (unlikely_section_label, hot_section_label,
10677 hot_section_end_label, cold_section_end_label,
10678 unlikely_text_section_name): Revert my patch from April 9.
10679 (initialize_cold_section_name): Revert my patch from April 9.
10680 (unlikely_text_section): Revert my patch from April 9.
10681 (in_unlikely_text_section): Revert my patch from April 9.
10682 (named_section): Revert my patch from April 9.
10683 (function_section): Revert my patch from April 9.
10684 (current_function_section): Revert my patch from April 9.
10685 (assemble_start_function): Revert my patch from April 9.
10686 (assemble_end_function): Revert my patch from April 9.
10687 (default_section_type_flags_1): Revert my patch from April 9.
10689 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10691 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
10692 * config/sparc/sparc.md (untyped_call): Save the registers manually.
10694 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
10696 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
10698 PR middle-end/20917
10699 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
10700 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
10702 2004-04-12 Richard Henderson <rth@redhat.com>
10704 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
10705 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
10706 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
10707 (UNSPEC_*, UNSPECV_*): Renumber.
10709 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
10712 From Richard Henderson <rth@redhat.com>:
10713 * tree-mudflap.c (mf_build_check_statement_for): Correct block
10716 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
10718 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
10720 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
10722 * config/bfin/bfin.c (bfin_library_id_string): Remove.
10723 (bfin_library_id): New variable.
10724 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
10725 instead of bfin_library_id_string.
10726 (bfin_handle_option): New function.
10727 (override_options): Remove most code to deal with shared library IDs,
10728 just check they aren't used without -mid-shared-library.
10729 (TARGET_HANDLE_OPTION): Define.
10730 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
10731 * config/bfin/bfin.opt (mshared-library-id=): New.
10733 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
10735 * tree-vect-transform.c: Fix comment typos.
10737 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
10739 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
10740 split critical edges when not possible/profitable.
10742 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
10744 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
10745 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
10746 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
10747 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
10748 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
10749 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
10750 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
10751 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
10753 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
10754 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10755 * config/ns32k/ns32k.opt: New file.
10757 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
10759 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
10760 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
10761 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
10762 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
10763 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
10764 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
10765 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
10766 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
10767 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
10768 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
10769 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
10770 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
10771 (MASK_COLDFIRE): Formatting fixes.
10772 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
10773 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
10774 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
10775 "_current_shared_library_a5_offset_".
10776 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10777 (MASK_ALL_CPU_BITS): New macro.
10778 (m68k_handle_option): New function.
10779 (override_options): Remove handling of m68k_library_id_string.
10780 * config/m68k/m68k.opt: New file.
10781 * config/m68k/ieee.opt: New file.
10783 2005-04-11 Mark Mitchell <mark@codesourcery.com>
10785 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10786 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
10787 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10788 (TARGET_CXX): Adjust accordingly.
10789 * target.h (struct gcc_target): Remove epxort_class_data. Add
10790 determine_class_data_visibility and class_data_always_comdat.
10791 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10792 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
10793 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10794 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
10795 (arm_cxx_determine_class_data_visibility): New.
10796 (arm_cxx_class_data_always_comdat): Likewise.
10797 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10798 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
10799 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10800 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
10801 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
10804 2005-04-11 Devang Patel <dpatel@apple.com>
10806 * tree-data-ref.c (build_classic_dist_vector,
10807 compute_subscript_distance): Make externally visible.
10808 * tree-data-ref.h (build_classic_dist_vector,
10809 compute_subscript_distance): Same.
10810 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10811 Check distance vector against vectorization factor.
10812 (vect_analyze_loop): Determine vectorizaion factor before
10813 analyzing data dependences.
10814 * tree-vectorizer.c (loops_num): Make it externally visible and
10816 * tree-vectorizer.c (vect_loops_num): ... new name.
10817 * tree-vectorizer.h (vect_loops_num): New.
10819 2005-04-11 Devang Patel <dpatel@apple.com>
10821 * tree-vect-analyze.c (vect_analyze_operations): Check
10822 vectorizable codition.
10823 * tree-vect-transform.c (vect_is_simple_cond): New function.
10824 (vectorizable_condition): New function.
10825 (vect_transform_stmt): Handle condition_vec_info_type.
10826 * tree-vectorizer.h (enum stmt_vec_info_type): Add
10827 condition_vec_info_type.
10828 (vectorizable_condition): New.
10830 2005-04-11 Geoffrey Keating <geoffk@apple.com>
10832 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
10833 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
10834 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
10836 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
10837 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
10839 * dwarf2out.c (output_line_info): Don't try to dereference
10840 a NULL current_function_decl.
10842 * config/t-slibgcc-darwin: Don't put shared libraries in
10843 directories other than $(slibdir).
10844 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
10847 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10849 PR tree-optimization/20933
10850 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
10851 logic to reject aliases between read-only and writable
10853 (may_alias_p): ... here.
10854 (get_tmt_for): Do not associate read-only tags to pointers
10855 whose pointed-to type is not read-only.
10856 * tree-ssa.c (verify_ssa): Check that memory stores have at
10857 least one V_MAY_DEF or V_MUST_DEF.
10859 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10862 * configure.ac (gcc_UNLOCKED_FUNCS): New.
10863 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
10864 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
10865 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
10866 _unlocked function.
10867 (fwrite_unlocked): Fix prototype.
10869 * configure, config.in: Regenerate.
10871 2005-04-11 David Edelsohn <edelsohn@gnu.org>
10873 * tree-ssa-loop-im.c: Include real.h.
10874 (determine_invariantness_stmt): If real division divisor is
10875 invariant and flag_unsafe_math_optimizations enabled, generate
10876 invariant reciprocal for hoisting.
10877 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
10879 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10881 Fix PR tree-optimization/20926
10883 * tree-ssa-alias.c (add_type_alias): Handle subvars.
10885 2005-04-11 Devang Patel <dpatel@apple.com>
10887 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
10890 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10892 * fold-const.c (fold_binary_op_with_conditional_arg):
10893 use fold_buildN instead of "fold (buildN" in some
10894 non obvious places.
10895 (fold_unary): Likewise.
10896 (fold_binary): Likewise.
10898 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10900 Fix PR tree-optimization/20612
10901 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
10903 (perfect_nestify): preheaderbb is *not* part of loop of the
10906 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10908 * tree-ssa-alias.c (may_alias_p): If the variable
10909 is a global variable and the pointer is parameter
10910 and -fargument-noalias-global is used, then
10911 the pointer cannot alias the variable.
10913 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
10915 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
10916 * config/sparc/sparc.h: Likewise.
10917 * config/sparc/sparc.md: Likewise.
10919 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
10921 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
10923 * tree-vrp.c: Fix a comment typo.
10925 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10927 PR tree-optimization/20920
10928 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
10929 SSA_NAME flows through an abnormal edge.
10930 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
10931 through abnormal edges.
10932 (maybe_add_assert_expr): Likewise.
10934 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
10936 * config/s390/s390.h (s390_tune_string, s390_arch_string)
10937 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
10938 (s390_stack_size_string, s390_stack_guard_string, target_flags)
10939 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
10940 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
10941 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
10942 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
10943 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
10944 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
10945 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
10946 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10947 (TARGET_HANDLE_OPTION): Likewise.
10948 (s390_tune): Initialize to PROCESSOR_max.
10949 (s390_arch_string): Make static.
10950 (s390_tune_string, s390_warn_framesize_string): Delete.
10951 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
10952 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
10953 (s390_handle_arch_option, s390_handle_option): New functions.
10954 (override_options): Remove parsing of option strings.
10955 * config/s390/s390.opt: New file.
10957 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10959 * tree-complex.c (expand_vector_operations): Call
10960 update_stmt_if_modified.
10962 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10964 * tree-vect-analyze (vect_determine_vectorization_factor):
10965 Do not use GET_MODE_NUNITS.
10966 * tree-vect-transform.c (vect_get_vec_def_for_operand,
10967 (vectorizable_load, vect_transform_loop): Likewise.
10969 2005-04-11 Uros Bizjak <uros@kss-loka.si>
10971 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
10972 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
10973 * optabs.h (enum optab_index): Add new OTI_lceil.
10974 (lceil_optab): Define corresponding macro.
10975 * optabs.c (init_optabs): Initialize lceil_optab.
10976 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
10977 and lceildi2 patterns.
10978 * builtins.c (expand_builtin_int_roundingfn): Handle
10979 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
10980 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
10981 BUILT_IN_LLCEIL{,F,L}.
10982 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
10983 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
10984 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
10985 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
10986 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
10987 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
10988 into lceil built-in function and (long long int)ceil{,f,l} into
10989 llceil built-in function.
10990 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
10993 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10995 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
10998 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
11000 * config/arm/arm.c: Fix a comment typo.
11001 * doc/tree-ssa.texi: Fix a typo.
11003 2005-04-10 Steven Bosscher <stevenb@suse.de>
11005 * cselib.c (clear_table): Rename to cselib_clear_table.
11006 * cselib.h (cselib_clear_table): Add prototype.
11007 * gcse.c (gcse_main): Make 'f' argument unused.
11008 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
11009 of each basic block instead.
11010 (compute_sets, compute_hash_table_work): Likewise.
11011 (constprop_register): Change int 'alter_jumps' argument to bool.
11012 (do_local_cprop): Likewise.
11013 (local_cprop_pass): Likewise. Also walk basic blocks instead of
11014 the insn chain. Explicitly clear the cselib tables after finishing
11015 one basic block. Make sure there are no unterminated libcall blocks.
11016 Update compute_sets call.
11017 (cprop): Walk basic blocks instead of the insn chain.
11018 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
11020 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
11021 one_cprop_pass calls.
11023 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
11025 * combine.c (combine_simplify_rtx): Remove a transformation that
11026 relies on an invalid assumption about rtl sign-extension semantics.
11028 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
11030 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
11031 to build_int_cst_wide.
11033 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
11036 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
11037 set the original address pseudo to the correct value before the
11038 original insn, if possible, and leave the insn alone, otherwise
11039 create a new pseudo, set it and replace it in the insn.
11040 * recog.c (validate_change_maybe_volatile): New.
11041 * recog.h (validate_change_maybe_volatile): Declare.
11043 2005-04-09 Caroline Tice <ctice@apple.com>
11045 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
11046 Remove targetm.have_named_sections test.
11047 (fix_edges_for_rarely_executed_code): Likewise.
11048 (insert_section_boundary_note): Likewise.
11049 (reorder_basic_blocks): Check partitioning flag before calling
11050 verify_hot_cold_block_grouping.
11051 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
11052 the function struct rather than global variables.
11053 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
11054 (COLD_END_LABEL): Likewise
11055 (cold_text_section_label): New static global variable.
11056 (cold_end_label): Likewise.
11057 (dwarf2out_switch_text_section): Get hot/cold section labels from
11058 the function struct rather than global variables.
11059 (output_aranges): Use cold_text_section_label and cold_end_label;
11060 check partitioning flag before putting out delta.
11061 (output_ranges): Remove incorrect code attempting to use
11063 (output_line_info): Get cold section label from function struct.
11064 (add_location_or_const_value_attribute): Likewise.
11065 (get_subprogram_die): Get hot/cold section labels from function struct.
11066 (dwarf2out_var_location): Likewise.
11067 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
11068 write out cold_text_section_label if partition flag is set.
11069 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
11070 * function.h (struct function): Add new fields to point to hot/cold
11071 section labels: hot_section_label, cold_section_label,
11072 hot_section_end_label and cold_section_end_label; also add new field
11073 for cold text section name, unlikely_text_section_name.
11074 * opts.c (decode_options): Turn off partitioning flag if
11075 !targetm.have_named_sections.
11076 * output.h (hot_section_label): Remove.
11077 (hot_section_end_label): Remove.
11078 (cold_section_end_label): Remove.
11079 (unlikely_section_label): Remove.
11080 (unlikely_text_section_name): Remove.
11081 * passes.c (rest_of_handle_final): Remove code that frees
11082 unlikely_text_section_name.
11083 * varasm.c (unlikely_section_label): Remove.
11084 (hot_section_label): Remove.
11085 (hot_section_end_label): Remove.
11086 (cold_section_end_label): Remove.
11087 (unlikely_text_section_name): Remove.
11088 (initialize_cold_section_name): Modify to call
11089 targetm.strip_name_encoding; to store cold section name in current
11090 function struct, if it exists; and to only use the decl_section_name
11091 if flag_named_sections is true.
11092 (unlikely_text_section): Modify to get section name out of current
11093 function struct, if there is one; otherwise build it from
11094 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
11095 (in_unlikely_text_section): Likewise.
11096 (named_section): Modify to get/put cold section name in current function
11097 struct, if there is one.
11098 (function_section): Change 'bool unlikely' to 'int reloc'; check
11099 targetm.have_named_sections before calling named_section.
11100 (current_function_section): Likewise.
11101 (assemble_start_function): Modify to get/put unlikely_text_section_name
11102 in current function struct; modify to get hot/cold section labels
11103 from function struct; initialize labels using
11104 ASM_GENERATE_INTERNAL_LABEL;
11105 test partitioning flag before writing out hot section label.
11106 (assemble_end_function): Test partitioning flag before writing out
11107 hot/cold section labels.
11108 (default_section_type_flags_1): Modify to use array instead of
11109 char* for unlikely_text_section_name; set flags correctly for
11110 cold text section if there is not a current function decl.
11112 2005-04-09 Jakub Jelinek <jakub@redhat.com>
11114 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
11115 and TI_VA_LIST_FPR_COUNTER_FIELD.
11116 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
11117 * tree-pass.h (pass_stdarg): Add.
11118 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
11119 * tree-stdarg.c: New file.
11120 * tree-stdarg.h: New file.
11121 * Makefile.in (OBJS-common): Add tree-stdarg.o.
11122 (tree-stdarg.o): Add dependencies.
11123 * function.h (struct function): Add va_list_gpr_size and
11124 va_list_fpr_size fields.
11125 * function.c (allocate_struct_function): Initialize them.
11126 * target.h (struct gcc_target): Add stdarg_optimize_hook.
11127 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
11128 (TARGET_INITIALIZER): Add it.
11130 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
11131 va_list_{g,f}pr_counter_field.
11132 (ix86_setup_incoming_varargs): Don't do anything if reg_save
11133 area will not be used. Only save registers that tree-stdarg.c
11134 detected they need saving.
11135 (ix86_va_start): Don't set up fields that won't be used.
11137 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
11138 va_list_{g,f}pr_counter_field.
11139 (setup_incoming_varargs): Don't do anything if reg_save
11140 area will not be used. Only save registers that tree-stdarg.c
11141 detected they need saving.
11142 (rs6000_va_start): Don't set up fields that won't be used.
11144 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
11145 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
11146 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
11147 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
11149 2005-04-09 Jakub Jelinek <jakub@redhat.com>
11152 * config/i386/i386.c (construct_container): Pass empty aligned
11153 struct, union or class in memory.
11155 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
11157 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
11158 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
11159 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
11160 config/rs6000/predicates.md: Fix comment typos.
11162 * sched-int.h (haifa_insn_data): Remove blockage and units.
11163 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
11164 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
11165 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
11167 2005-04-09 Jan Hubicka <jh@suse.cz>
11168 Steven Bosscher <stevenb@suse.de>
11170 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
11171 * cfgloop.c (get_loop_exit_edges): Likewise.
11172 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
11173 (unloop): Likewise.
11174 * loop-unroll.c (analyze_insns_in_loop): Likewise.
11175 * tree-cfg.c (dump_cfg_status): Likewise.
11177 2005-04-09 David Edelsohn <edelsohn@gnu.org>
11179 * config/rs6000/predicates.md (altivec_register_operand): Remove
11180 redundant match_code test.
11181 (gpc_reg_operand): Same.
11182 (cc_reg_operand): Same.
11183 (cc_reg_not_cr0_operand): Same.
11185 2005-04-09 Jan Hubicka <jh@suse.cz>
11187 Forgotten hunk from my last merge patch:
11188 * final.c (output_addr_const): Do not call mark_referenced.
11190 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
11192 * doc/tree-ssa.texi: Add immediate use documentation.
11194 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
11196 * arm.c (FL_WBUF): Define.
11197 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
11198 (arm_is_6_or_7): Delete.
11199 (arm_tune_wbuf): New.
11200 (arm_override_options): Set arm_tune_wbuf.
11201 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
11202 (arm_is_6_or_7): Delete declaration.
11203 (arm_tune_wbuf): New declartion.
11204 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
11205 (model_wbuf): Derive from arm_tune_wbuf.
11206 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
11207 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
11208 (arm740t): Mark CPUs as having a write buffer.
11210 2005-04-09 Uros Bizjak <uros@kss-loka.si>
11212 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
11213 of 'const_double_operand' in operand 2 constraints. Update enable
11216 2005-04-09 Uros Bizjak <uros@kss-loka.si>
11218 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
11219 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
11220 * optabs.h (enum optab_index): Add new OTI_lfloor.
11221 (lfloor_optab): Define corresponding macro.
11222 * optabs.c (init_optabs): Initialize lfloor_optab.
11223 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
11224 and lfloordi2 patterns.
11225 * builtins.c (expand_builtin_int_roundingfn): New prototype.
11226 (expand_builtin_int_roundingfn): New function.
11227 (fold_builtin_int_roundingfn): New prototype.
11228 (fold_builtin_int_roundingfn): New function, renamed from
11229 fold_builtin_lround.
11230 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
11231 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
11232 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
11233 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
11234 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
11235 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
11236 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
11237 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
11238 into lfloor built-in function and (long long int)floor{,f,l} into
11239 llfloor built-in function.
11240 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
11243 2005-04-08 Ian Lance Taylor <ian@airs.com>
11245 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
11246 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
11247 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
11248 (DO_COND, DO_BODY): Likewise.
11249 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
11250 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
11251 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
11252 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
11253 (build_continue_stmt, build_break_stmt): Don't declare.
11254 (c_do_switch_warnings): Update declaration.
11255 * c-gimplify.c (enum bc_t): Remove.
11256 (struct c_gimplify_ctx, ctxp): Remove.
11257 (push_context, pop_context): Remove static functions.
11258 (c_genericize): Don't call push_context or pop_context.
11259 (begin_bc_block, finish_bc_block): Remove static functions.
11260 (build_bc_goto): Likewise.
11261 (gimplify_c_loop): Likewise.
11262 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
11263 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
11264 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
11265 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
11266 * c-common.c (c_do_switch_warnings): Rename from
11267 c_do_switch_warnings_1.
11268 (c_do_switch_warnings) [old version]: Remove.
11269 (c_do_switch_expr_warnings): Remove.
11270 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
11271 function instead of c_do_switch_expr_warnings.
11272 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
11273 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
11274 * c-pretty-print.c (pp_c_statement): Likewise.
11275 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
11277 2005-04-08 Devang Patel <dpatel@apple.com>
11279 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
11280 While selecting replacement condition pay attention to loop header.
11282 2005-04-08 Diego Novillo <dnovillo@redhat.com>
11284 Merge from tree-cleanup-branch: VRP, store CCP, store
11285 copy-prop, incremental SSA updating of FUD chains and
11286 newly exposed symbols.
11288 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
11289 (OBJS-common): Add tree-vrp.o.
11290 (tree-vrp.o): New rule.
11291 * basic-block.h (nearest_common_dominator_for_set): Declare.
11292 * common.opt (ftree-store-ccp): New flag.
11293 (ftree-copy-prop): New flag.
11294 (ftree-vrp): New flag.
11295 (ftree-store-copy-prop): New flag.
11296 * dominance.c (nearest_common_dominator_for_set): New.
11297 * domwalk.c (walk_dominator_tree): Only traverse
11298 statements in blocks marked in walk_data->interesting_blocks.
11299 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
11300 * fold-const.c (fold): Handle ASSERT_EXPR.
11301 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
11302 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
11303 flag_tree_vrp at -O2.
11304 * timevar.def (TV_TREE_VRP): Define.
11305 (TV_TREE_COPY_PROP): Define.
11306 (TV_TREE_STORE_COPY_PROP): Define.
11307 (TV_TREE_SSA_INCREMENTAL): Define.
11308 (TV_TREE_STORE_CCP): Define.
11309 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
11310 to kill_redundant_phi_nodes from comment.
11311 (verify_expr): Handle ASSERT_EXPR.
11312 * tree-dfa.c (mark_new_vars_to_rename): Remove second
11313 argument. Update all users.
11314 (mark_call_clobbered_vars_to_rename): Remove. Update all
11316 * tree-flow-inline.h (unmodifiable_var_p): New.
11317 * tree-flow.h (enum value_range_type): Declare.
11318 (struct value_range_def): Declare.
11319 (value_range): Declare.
11320 (remove_all_phi_nodes_for): Remove. Update all users.
11321 (find_phi_node_for): Declare.
11322 (add_type_alias): Declare.
11323 (count_uses_and_derefs): Declare.
11324 (kill_redundant_phi_nodes): Remove.
11325 (rewrite_into_ssa): Remove.
11326 (rewrite_def_def_chains): Remove.
11327 (update_ssa, register_new_name_mapping, create_new_def_for,
11328 need_ssa_update_p, name_registered_for_update_p,
11329 release_ssa_name_after_update_ssa, dump_repl_tbl,
11330 debug_repl_tbl, dump_names_replaced_by,
11331 debug_names_replaced_by, mark_sym_for_renaming,
11332 mark_set_for_renaming, get_current_def, set_current_def,
11333 get_value_range, dump_value_range, debug_value_range,
11334 dump_all_value_ranges, debug_all_value_ranges,
11335 expr_computes_nonzero, loop_depth_of_name,
11336 unmodifiable_var_p): Declare.
11337 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
11339 * tree-into-ssa.c (block_defs_stack): Update comment.
11340 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
11341 syms_to_rename, names_to_release, repl_tbl,
11342 need_to_initialize_update_ssa_p, need_to_update_vops_p,
11343 need_to_replace_names_p): New locals.
11344 (NAME_SETS_GROWTH_FACTOR): Define.
11345 (struct repl_map_d): Declare.
11346 (struct mark_def_sites_global_data): Add field
11347 interesting_blocks.
11348 (enum rewrite_mode): Declare.
11349 (REGISTER_DEFS_IN_THIS_STMT): Define.
11350 (compute_global_livein): Use last_basic_block instead of
11352 (set_def_block): Remove last argument. Update all callers.
11353 (prepare_use_operand_for_rename): Remove. Update all callers.
11354 (prepare_def_operand_for_rename): Remove. Update all callers.
11355 (symbol_marked_for_renaming): New.
11356 (is_old_name): New.
11357 (is_new_name): New.
11358 (repl_map_hash): New.
11359 (repl_map_eq): New.
11360 (repl_map_free): New.
11361 (names_replaced_by): New.
11362 (add_to_repl_tbl): New.
11363 (add_new_name_mapping): New.
11364 (mark_def_sites): Assume that all the operands in the
11365 statement are in normal form.
11366 (find_idf): Assert that the block in the stack is valid.
11367 (get_default_def_for): New.
11368 (insert_phi_nodes_for): Add new argument 'update_p'.
11370 If update_p is true, add a new mapping between the LHS of
11371 each new PHI and the name that it replaces.
11372 (insert_phi_nodes_1): Only call find_idf if needed.
11373 (get_reaching_def): Call get_default_def_for.
11374 (rewrite_operand): Remove.
11375 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
11376 and REWRITE_THIS_STMT are false.
11377 Assume that all the operands in the statement are in
11379 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
11380 (rewrite_virtual_phi_arguments): Remove.
11381 (invalidate_name_tags): Remove.
11382 (register_new_update_single, register_new_update_set,
11383 rewrite_update_init_block, replace_use,
11384 rewrite_update_fini_block, rewrite_update_stmt,
11385 rewrite_update_phi_arguments): New.
11386 rewrite_blocks): Remove argument 'fix_virtual_phis'.
11387 Add arguments 'entry', 'what' and 'blocks'.
11388 Initialize the dominator walker according to 'what' and
11390 Start the dominator walk at 'entry'.
11391 (mark_def_site_blocks): Add argument 'interesting_blocks'.
11392 Use it to configure the dominator walker.
11393 (rewrite_into_ssa): Remove argument 'all'.
11395 (rewrite_all_into_ssa): Remove.
11396 (rewrite_def_def_chains): Remove.
11397 (mark_def_interesting, mark_use_interesting,
11398 prepare_phi_args_for_update, prepare_block_for_update,
11399 prepare_def_site_for, prepare_def_sites,
11400 dump_names_replaced_by, debug_names_replaced_by,
11401 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
11402 delete_update_ssa, create_new_def_for,
11403 register_new_name_mapping, mark_sym_for_renaming,
11404 mark_set_for_renaming, need_ssa_update_p,
11405 name_registered_for_update_p, ssa_names_to_replace,
11406 release_ssa_name_after_update_ssa,
11407 insert_updated_phi_nodes_for, update_ssa): New.
11408 * tree-loop-linear.c (linear_transform_loops): Call
11409 update_ssa instead of rewrite_into_ssa.
11410 * tree-optimize.c (vars_to_rename): Remove.
11412 (init_tree_optimization_passes): Replace
11413 pass_redundant_phi with pass_copy_prop.
11415 Replace pass_ccp with pass_store_ccp.
11416 Add pass_store_copy_prop after pass_store_ccp.
11417 (execute_todo): If the TODO_ flags don't include updating
11418 the SSA form, assert that it does not need to be updated.
11419 Call update_ssa instead of rewrite_into_ssa and
11420 rewrite_def_def_chains.
11421 If TODO_verify_loops is set, call verify_loop_closed_ssa.
11422 (tree_rest_of_compilation):
11423 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
11424 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
11425 TODO_cleanup_cfg): Renumber.
11426 (TODO_verify_loops, TODO_update_ssa,
11427 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
11428 TODO_update_ssa_only_virtuals): Define.
11429 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
11431 * tree-phinodes.c (make_phi_node): Update documentation.
11432 (remove_all_phi_nodes_for): Remove.
11433 (find_phi_node_for): New.
11434 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
11435 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
11436 (interpret_rhs_modify_expr): Likewise.
11437 * tree-sra.c (decide_instantiations): Mark all symbols in
11438 SRA_CANDIDATES for renaming.
11439 (mark_all_v_defs_1): Rename from mark_all_v_defs.
11440 (mark_all_v_defs): New function. Update all users to call it
11441 with the whole list of scalarized statements, not just the
11443 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
11444 (compute_flow_insensitive_aliasing): If the tag is
11445 unmodifiable and the variable isn't or vice-versa, don't
11446 make them alias of each other.
11447 (setup_pointers_and_addressables): If the type tag for
11448 VAR is about to change, mark the old one for renaming.
11449 (add_type_alias): New.
11450 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
11451 (ccp_lattice_t): Rename from latticevalue.
11452 (value): Remove. Update all users.
11453 (const_val): New local variable.
11454 (do_store_ccp): New local variable.
11455 (dump_lattice_value): Handle UNINITIALIZED.
11456 (debug_lattice_value): New.
11457 (get_default_value): Re-write.
11458 (set_lattice_value): Re-write.
11459 (def_to_varying): Remove. Update all users.
11460 (likely_value): Return VARYING for statements that make
11461 stores when STORE_CCP is false.
11462 Return VARYING for any statement other than MODIFY_EXPR,
11463 COND_EXPR and SWITCH_EXPR.
11464 (ccp_initialize): Re-write.
11465 (replace_uses_in, replace_vuse_in, substitute_and_fold):
11466 Move to tree-ssa-propagate.c.
11467 (ccp_lattice_meet): Handle memory stores when
11468 DO_STORE_CCP is true.
11469 (ccp_visit_phi_node): Likewise.
11470 (ccp_fold): Likewise.
11471 (evaluate_stmt): Likewise.
11472 (visit_assignment): Likewise.
11473 (ccp_visit_stmt): Likewise.
11474 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
11477 (pass_ccp): Use it.
11478 (do_ssa_store_ccp): New.
11479 (gate_store_ccp): New.
11480 (pass_store_ccp): Declare.
11481 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
11482 (may_propagate_copy): Reformat.
11483 Don't abort if ORIG is a virtual and DEST isn't.
11484 If NEW does not have alias information but DEST does,
11486 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
11487 copy_prop_kind, which_copy_prop): Declare.
11488 (stmt_may_generate_copy, get_copy_of_val,
11489 get_last_copy_of, set_copy_of_val, dump_copy_of,
11490 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
11491 copy_prop_visit_stmt, copy_prop_visit_phi_node,
11492 init_copy_prop, fini_copy_prop, execute_copy_prop,
11493 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
11494 store_copy_prop): New.
11495 (pass_copy_prop, pass_store_copy_prop): Declare.
11496 * tree-ssa-dom.c (struct opt_stats_d): Add fields
11497 'num_const_prop' and 'num_copy_prop'.
11498 (cprop_operand): Update them.
11499 (dump_dominator_optimization_stats): Dump them.
11500 (tree_ssa_dominator_optimize): Call update_ssa instead of
11502 (loop_depth_of_name): Declare extern.
11503 (simplify_cond_and_lookup_avail_expr): Guard against NULL
11504 values for LOW or HIGH.
11505 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
11506 (record_equivalences_from_stmt): Call expr_computes_nonzero.
11507 (cprop_operand): Only propagate if VAL != OP.
11508 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
11509 statement for renaming.
11510 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
11511 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
11512 add_type_alias if necessary.
11513 Call mark_new_vars_to_rename.
11514 (tree_ssa_iv_optimize): If new symbols need to be renamed,
11515 mark every statement updated, call update_ssa and
11516 rewrite_into_loop_closed_ssa.
11517 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
11518 from LIVEIN if VAR is a virtual.
11519 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
11520 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
11521 (get_call_expr_operands): Reformat statement.
11522 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
11524 * tree-ssa-propagate.c (ssa_prop_init): Initialize
11525 SSA_NAME_VALUE for every name.
11526 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
11527 get_value_loaded_by): New.
11528 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
11529 substitute_and_fold): Move from tree-ssa-ccp.c.
11530 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
11531 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
11532 get_value_loaded_by, replace_uses_in, substitute_and_fold):
11534 * tree-ssa.c (verify_use): Fix error message.
11535 (propagate_into_addr, replace_immediate_uses, get_eq_name,
11536 check_phi_redundancy, kill_redundant_phi_nodes,
11537 pass_redundant_phi): Remove. Update all users.
11538 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
11539 add_type_alias, if necessary.
11540 * tree-vectorizer.h (struct _stmt_vect_info): Update
11541 documentation for field 'memtag'.
11542 * tree-vrp.c: New file.
11543 * tree.def (ASSERT_EXPR): Define.
11544 * tree.h (ASSERT_EXPR_VAR): Define.
11545 (ASSERT_EXPR_COND): Define.
11546 (SSA_NAME_VALUE_RANGE): Define.
11547 (struct tree_ssa_name): Add field 'value_range'.
11548 (PHI_REWRITTEN): Remove.
11549 (struct tree_phi_node): Remove field 'rewritten'.
11550 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
11551 -ftree-store-copy-prop): Document.
11552 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
11553 Document usage of update_ssa.
11555 2005-04-08 David Edelsohn <edelsohn@gnu.org>
11558 * config/rs6000/predicates.md (altivec_register_operand): Accept
11560 (and64_operand): Do not limit CONST_INT to mask64_operand.
11561 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
11562 (and_operand): Do not limit CONST_INT to mask_operand.
11564 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
11566 PR rtl-optimization/20466
11567 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
11568 for overlap of the address of each list member.
11569 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
11571 2005-04-08 Mike Stump <mrs@apple.com>
11573 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
11575 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
11578 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
11580 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
11582 * function.c (push_function_context_to): Don't set
11583 contains_functions.
11584 * function.h (function): Remove contains_functions.
11585 (current_function_contains_functions): Remove.
11587 * function.h (function): Remove instrument_entry_exit.
11588 (current_function_instrument_entry_exit): Remove.
11590 * function.h (nonlocal_labels): Remove.
11592 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
11594 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
11595 (check_attr_value, write_attr_get, write_expr_attr_cache,
11596 find_attr, make_internal_attr): Don't reference negative_ok or
11598 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
11599 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
11600 (ATTR_STATIC): Adjust the value.
11602 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
11604 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
11606 * config/s390/tpf.h (ASM_SPEC): Define.
11608 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
11610 * tree-flow.h: Remove the prototype for
11611 redirect_immediate_uses.
11612 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
11614 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
11616 * arm.c (arm_const_double_by_parts): New function.
11617 * arm-protos.h (arm_const_double_by_parts): Add prototype.
11618 * arm.md (define_split for 64-bit constants): Add another one.
11620 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
11622 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
11624 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11626 * system.h: Revert last change.
11628 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
11630 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
11631 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
11632 (TARGET_SWITCHES): Delete.
11633 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
11634 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
11635 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
11636 * config/xtensa/xtensa.opt: New file.
11638 2005-04-08 Ben Elliston <bje@au.ibm.com>
11640 * config/fp-bit.c: Include L_mul_tf in #endif comment.
11641 * config/fp-bit.h: Tidy comments.
11643 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11645 * system.h: Poison PARAMS.
11647 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
11649 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
11650 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
11651 (TARGET_SWITCHES): Delete.
11652 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
11653 * config/vax/vax.opt: New file.
11655 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
11657 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
11659 2005-04-07 Ian Lance Taylor <ian@airs.com>
11661 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
11663 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
11664 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
11667 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
11669 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
11670 all immediate uses in PHI nodes.
11672 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
11674 * arm.c (arm_const_double_inline_cost): Handle any constant by
11675 using gen_lowpart and gen_highpart_mode.
11676 (note_invalid_constants): All constants in an RTX with a constraint
11677 that permits memory are now pushed to the constant pool.
11678 (output_move_double): Delete code to handle reg to reg and
11679 constant to reg moves.
11680 (const_double_needs_minipool, output_mov_immediate): Delete.
11681 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
11682 CONST_INT and CONST_VECTOR.
11683 * arm.md (ANY64): New mode macro.
11684 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
11685 (movdf_soft_insn): Split reg-reg and const-reg moves.
11686 (split patterns for 64-bit constant and register moves): New.
11687 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
11688 (cirrus_movdf_hard_insn): Likewise.
11689 * fpa.md (movdf_fpa): Likewise.
11690 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
11691 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
11693 (movv2si_internal_2): Likewise.
11694 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
11695 (movdf_vfp): Likewise.
11696 * arm-protos.h (output_mov_immediate): Delete prototype.
11698 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
11701 * simplify-rtx.c (simplify_unary_operation_1): Check
11702 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
11704 2005-04-06 James E Wilson <wilson@specifixinc.com>
11707 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
11710 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
11712 * coverage.h (GCOV_TYPE_NODE): Delete.
11713 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
11714 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
11715 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
11716 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
11717 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
11719 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
11722 * Makefile.in (gcc.pot): Remove options.c dependency.
11723 * optc-gen.awk: Don't quote help strings with N_().
11725 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
11727 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
11728 the function returns a pointer type.
11730 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
11732 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
11733 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
11734 * doc/invoke.texi: Documnet salias-max-implicit-fields.
11735 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
11736 explicit_uses members.
11737 (get_or_create_used_part_for): Initialize new fields.
11738 (fieldoff_compare): New function.
11739 (create_overlap_variables_for): Count number of fields, use
11740 heuristic to determine whether to create subvars for vars with
11741 only implicit uses.
11742 Sort the field list by offset and avoid creating duplicate SFT's.
11744 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
11746 * c.opt (-F): Remove trailing whitespace from help string.
11747 (-finput-charset): Use a tab to separate the switch name and help
11749 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
11750 (-ftree-vectorizer-verbose): Likewise.
11752 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
11754 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
11755 a PHI argument where a use occurs instead of all PHI arguments.
11757 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
11759 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
11762 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
11764 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
11765 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
11766 config/bfin/bfin.h: Fix comment typos.
11768 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
11770 * doc/install.texi: Update the URL for Jacks.
11771 * doc/sourcebuild.texi: Likewise.
11773 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
11776 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
11777 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
11779 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
11781 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
11783 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
11785 * config/v850/v850-protos.h (override_options): Delete.
11786 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
11787 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
11788 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
11789 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
11790 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
11791 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
11792 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
11793 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
11794 (OVERRIDE_OPTIONS): Delete.
11795 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
11796 (small_memory_info): Remove the value field.
11797 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
11798 TARGET_NO_APP_REGS.
11799 * config/v850/v850.c (small_memory): Remove the value field.
11800 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11801 (override_options): Delete.
11802 (v850_handle_memory_option, v850_handle_option): New functions.
11803 * config/v850/v850.opt: New file.
11805 2005-04-06 Geoffrey Keating <geoffk@apple.com>
11807 * config.host: Add a section for generic hosts, and a subsection
11808 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
11809 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
11810 * config/host-darwin.h: New.
11811 * config/x-darwin: New.
11812 * config/i386/host-i386-darwin.c: New.
11813 * config/i386/x-darwin: New.
11814 * config/rs6000/host-darwin.c: Include host-darwin.h.
11815 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
11816 (darwin_rs6000_gt_pch_use_address): Likewise.
11817 * config/rs6000/x-darwin: Change name of .o built, update
11818 dependencies for changes to rs6000/host-darwin.c.
11820 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11823 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
11825 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
11827 * tree-vect-analyze.c (vect_analyze_loop_form): Call
11828 split_loop_exit_edge instead of loop_split_edge_with.
11830 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
11832 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
11833 UNSPEC_SET_VSCR): New constants, used throughout.
11834 (*andc3_v4sf): New.
11835 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
11837 (altivec_vspltis<VI_char>): ... this pattern, using
11838 a QImode const_int_operand for the immediate.
11839 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
11842 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11845 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
11847 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
11849 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
11851 2005-04-06 Ben Elliston <bje@au.ibm.com>
11853 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
11854 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
11855 macros as living in "this file" and not gcc.h.
11857 2005-04-06 Ben Elliston <bje@au.ibm.com>
11859 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
11860 -ftree-live_range_split. Perhaps renamed at some point?
11862 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11865 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
11866 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
11868 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11870 * tree-flow.h (number_of_iterations_cond): Declaration removed.
11871 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
11872 (number_of_iterations_special): New function.
11873 (number_of_iterations_exit): Use number_of_iterations_special.
11874 Use simplify_using_outer_evolutions only at -O3.
11875 (number_of_iterations_cond, tree_simplify_using_condition,
11876 simplify_using_initial_conditions, loop_niter_by_eval,
11877 compare_trees, can_count_iv_in_wider_type_bound,
11878 simplify_using_outer_evolutions): Use fold_build.
11880 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
11882 * doc/install.texi (Configuration): Document --with-java-home.
11884 2005-04-05 Richard Henderson <rth@redhat.com>
11888 * config/i386/i386.c (print_operand): Handle vector zeros.
11889 (ix86_split_to_parts): Handle CONST_VECTOR.
11890 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
11891 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
11892 what modes to tie for MMX and SSE registers.
11893 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
11894 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
11895 to vector modes as well.
11896 * config/i386/predicates.md (const0_operand): Handle VOIDmode
11897 properly as an input mode.
11899 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11901 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
11903 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11905 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
11907 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11909 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
11910 and local functions, set sse_nregs to 8 and float_in_sse.
11911 (function_arg_advance, function_arg): If float_in_sse, pass
11912 SFmode and DFmode arguments in SSE registers.
11913 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
11915 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
11916 of -funit-at-a-time.
11918 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11920 * config/i386/i386-protos.h (ix86_function_value): Accept two
11921 arguments, like the target macro.
11922 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
11923 * config/i386/i386.c (ix86_function_value): Accept the second
11924 argument of the target macro.
11925 (ix86_function_ok_for_sibcall): Pass a function pointer to
11926 ix86_function_value.
11927 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
11928 call to ix86_value_regno).
11929 (ix86_value_regno): Add support for returning floating point values
11932 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11934 PR tree-optimization/20076
11935 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
11936 that call __builtin_return or __builtin_apply_args.
11938 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11940 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
11941 Use immediate use iterator.
11942 (stmt_is_bumper_for_loop): Use immediate use iterator.
11943 * predict.c (strip_builtin_expect): Use update_stmt.
11944 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
11945 on all elements of a STATEMENT_LIST.
11946 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
11947 (bsi_remove): Remove imm_use links and mark the stmt as modified.
11948 (bsi_replace): Mark stmt as modified and the update it.
11949 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
11950 (expand_complex_libcal): Call update_stmt.
11951 (expand_complex_comparison): Call mark_stmt_modified.
11952 (expand_complex_operations_1): Call update_stmt_if_modified.
11953 (expand_vector_operations_1): Call mark_stmt_modified.
11954 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
11955 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
11956 add_immediate_use, redirect_immediate_use,
11957 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
11958 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
11959 (mark_new_vars_to_rename): Call update_stmt.
11960 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
11961 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
11963 (unmodify_stmt): Delete.
11964 (update_stmt): New. Force an update of a stmt.
11965 (update_stmt_if_modified): update a stmt if it is out of date.
11966 (get_stmt_operands): Verify stmt is NOT modified.
11967 (stmt_modified_p): Update comment.
11968 (delink_imm_use): Remove a use node from its immuse list.
11969 (link_imm_use_to_list): Link a use node to a specific list.
11970 (link_imm_use): Link a node to the correct list.
11971 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
11972 it in the correct list, if appropriate.
11973 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
11974 (relink_imm_use): Link a use node in place of another node in a list.
11975 (relink_imm_use_stmt): LInk a node in place of another node, and set
11977 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
11978 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
11979 (first_safe_imm_use): New. Initialize a safe immuse iterator.
11980 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
11981 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
11982 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
11983 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
11984 (has_zero_uses): New. Return true if there are no uses of a var.
11985 (has_single_use): New. Return true if there is only a single use of a
11987 (single_imm_use): New. Return the simgle immediate use.
11988 (num_imm_uses): New. Return the number of immediate uses.
11989 (get_v_must_def_ops): Use is now a pointer.
11990 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
11991 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
11993 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
11994 (delink_stmt_imm_use): Delink all immuses from a stmt.
11995 (phi_arg_index_from_use): New. Return a phi arg index for a use.
11996 * tree-flow.h (struct dataflow_d): Delete.
11997 (immediate_use_iterator_d): New. Immediate use iterator struct.
11998 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
11999 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
12000 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
12002 (struct stmt_ann_d): Remove dataflow_t from struct.
12003 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
12004 (if_convertible_phi_p): Use FAST immuse iterator.
12005 (if_convertible_loop_p): Don't call compute_immediate_uses.
12006 (replace_phi_with_cond_modify_expr): Call update_stmt.
12007 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
12008 update_stmt_if_modified.
12009 (rewrite_all_into_ssa): Initialize ssa operands.
12010 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
12011 compute_immediate_uses.
12012 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
12013 ssa_property is available.
12014 (execute_one_pass): Change parameters passed to execute_todo.
12015 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
12016 (remove_ssa_form): Call fini_ssa_operands.
12017 (insert_backedge_copies): Delete call to modify_stmt.
12018 * tree-phinodes.c (make_phi_node): Initialize use nodes.
12019 (release_phi_node): Delink any use nodes before releasing.
12020 (resize_phi_node): Relink any use nodes.
12021 (remove_phi_arg_num): Delink the use node.
12022 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
12023 (remove_all_phi_nodes_for): Release phi node first.
12024 * tree-pretty-print.c (dump_generic_node): Print stmt address.
12025 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
12026 (scalarize_use, scalarize_copy): Call update_stmt.
12027 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
12028 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
12029 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
12030 (ccp_initialize): Remove call to compute_immediate_uses.
12031 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
12032 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
12034 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
12035 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
12036 (eliminate_redundant_computations): Call mark_stmt_modified.
12037 (cprop_operand): Call mark_stmt_modified.
12038 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
12039 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
12040 (dse_optimize_stmt): Use new immuse interface.
12041 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
12042 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
12043 (substitute_single_use_vars): Use new immuse interface.
12044 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
12045 and compute_immediate_uses.
12046 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
12048 (rewrite_mem_refs): Call update_stmt.
12049 (determine_lsm): Remove call to compute_imm_uses and free_df.
12050 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
12051 (try_unroll_loop_completely): Call update_stmt.
12052 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
12053 (rewrite_use_compare): Call update_stmt.
12054 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
12055 (rewrite_use) : Call update_stmt.
12056 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
12057 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
12059 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
12060 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
12061 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
12063 (initialize_vuse_operand): New. Initialize a vuse operand.
12064 (initialize_v_may_def_operand): New. Initialize a maydef operand.
12065 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
12066 (finalize_ssa_defs): Use stmt parameter.
12067 (correct_use_link): Ensure a use node is in the correct list, and has
12068 the correct stmt pointer.
12069 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
12070 finalize_ssa_v_must_defs): Also initialize use nodes.
12071 (finalize_ssa_stmt_operands): Pass extra stmt operands.
12072 (build_ssa_operands): Seperate parsing from final operand construction.
12073 (parse_ssa_operands): New. Parse entry point for operand building.
12074 (swap_tree_operands): New. Swap 2 tree operands.
12075 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
12077 (get_expr_operands): Call swap_tree_operands when needed.
12078 (copy_virtual_operands): Use initialize routines for virtual use ops.
12079 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
12080 (verify_abort): New. Issue imm_use error.
12081 (verify_imm_links): New Verify imm_use links for a var.
12082 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
12083 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
12084 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
12085 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
12086 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
12087 (NULL_USE_OPERAND_P) Define.
12088 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
12090 (struct vuse_operand_type): New struct.
12091 (SET_USE): Call set_ssa_use_from_ptr.
12092 (USE_STMT): Define.
12093 (PHI_ARG_INDEX_FROM_USE): Define.
12094 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
12095 argument via SET_USE, not PHI_ARG_DEF_TREE.
12096 * tree-ssa-pre.c (eliminate): Call update_stmt.
12097 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
12099 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
12100 (nearest_common_dominator_of_uses): Use imm_use iterator.
12101 (statement_sink_location): Use imm_use iterator and interface.
12102 (execute_sink_code): Don't call compute_immediate_uses or free-df.
12103 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
12104 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
12105 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
12106 (verify_ssa): Ensure no stmt is marked modify after optimization pass
12107 if new parameter is true.
12108 (init_tree_ssa): Don't initialize operand cache here.
12109 (delete_tree_ssa): Don't destroy operand cache here.
12110 (propagate_into_addr): Pass in a use pointer, return true if anything
12112 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
12113 (check_phi_redundancy): Use imm_use iterator.
12114 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
12116 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
12117 (release_ssa_name): Delink node and all elements in its imm_use list.
12118 * tree-tailcall.c (adjust_return_value): Call update_stmt.
12119 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
12120 * tree-vectorizer.c (need_imm_uses_for): Delete.
12121 (vectorize_loops): Dont call compute_immediate_uses or free_df.
12122 * tree.h (struct ssa_imm_use_d): Define.
12123 (SSA_NAME_IMM_USE_NODE): Define.
12124 (struct tree_ssa_name): Add imm_use node.
12126 (PHI_ARG_IMM_USE_NODE): Define.
12127 (struct phi_arg_d): Add imm_use node.
12128 (struct tree_phi_node): Remove struct dataflow_d element.
12129 (TDF_STMTADDR): Define.
12131 2005-04-05 Dale Johannesen <dalej@apple.com>
12133 * doc/invoke.texi (Optimization Options): Remove
12134 duplicate -fcse-follow-jumps. Add -fweb.
12135 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
12136 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
12138 2005-04-05 Per Bothner <per@bothner.com>
12140 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
12141 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
12142 (warn_uninit): Get EXPR_LOCUS from context now instead.
12143 This fixes a USE_MAPPED_LOCATION testsuite failure.
12145 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
12147 2005-04-05 Per Bothner <per@bothner.com>
12149 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
12150 of the artification 'return 0' in main() to BUILTINS_LOCATION.
12151 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
12154 2004-04-05 Devang Patel <dpatel@apple.com>
12156 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
12157 (lhsr<mode>3): ... new name.
12158 (altivec_vsra<VI_char>): Rename to ..
12159 (ashr<mode>3): ... new name.
12160 * config/rs6000/rs6000.c (builtin_description): Rename shift
12163 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
12165 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
12166 gen_lowpart_for_combine.
12167 * cse.c (gen_lowpart_if_possible): Move...
12168 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
12169 gen_lowpart_SUBREG.
12170 (gen_lowpart_no_emit_general): Use it.
12172 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
12174 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
12177 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
12179 * system.h: Fix typo.
12181 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
12183 * config/bfin/bfin-modes.def: New file.
12184 * config/bfin/bfin-protos.h: New file.
12185 * config/bfin/bfin.c: New file.
12186 * config/bfin/bfin.h: New file.
12187 * config/bfin/bfin.md: New file.
12188 * config/bfin/bfin.opt: New file.
12189 * config/bfin/crti.s: New file.
12190 * config/bfin/crtn.s: New file.
12191 * config/bfin/elf.h: New file.
12192 * config/bfin/lib1funcs.asm: New file.
12193 * config/bfin/predicates.md: New file.
12194 * config/bfin/t-bfin: New file.
12195 * config/bfin/t-bfin-elf: New file.
12196 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
12197 Document new attributes.
12198 (interrupt, interrupt_handler, saveall): Update documentation for
12200 * doc/install.texi (Specific): Add entry for the Blackfin.
12201 * doc/invoke.texi (Blackfin Options): New section.
12202 * doc/md.texi (Blackfin family): New section to document constraints.
12203 * config.gcc: Add bfin*-* and bfin*-elf configurations.
12205 2005-04-05 Olivier Hainque <hainque@adacore.com>
12207 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
12208 match what the system unwinder expects.
12209 * config/mips/mips.c (mips_frame_set): If we're saving the return
12210 address register and the dwarf return address column number differs
12211 from the hard register number, adjust the note reg to refer to the
12214 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
12216 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
12217 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
12218 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
12219 (processor_type): New enum.
12220 (mn10300_processor): New variable.
12221 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
12222 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
12223 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
12224 (PROCESSOR_DEFAULT): New macro.
12225 * config/mn10300/mn10300.c (mn10300_processor): New variable.
12226 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12227 (mn10300_handle_option, mn10300_override_options): New functions.
12228 * config/mn10300/mn10300.opt: New file.
12230 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
12231 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
12233 PR tree-optimization/19903
12234 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
12235 that don't fit in their type after conversion.
12237 2005-04-05 Uros Bizjak <uros@kss-loka.si>
12240 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
12241 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
12242 Allocate local stack slots here. Set ix86_optimize_mode_switching.
12243 flag here. Implement using define_insn_and_split.
12244 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
12245 (frndintxf2_mask_pm_i387): New insn patterns.
12246 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
12247 Do not set ix86_optimize_mode_switching flag.
12248 (ceilsf2, ceildf2, ceilxf2): Same.
12249 (btruncsf2, btruncdf2, btruncxf2): Same.
12250 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
12252 2005-04-05 Ian Lance Taylor <ian@airs.com>
12255 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
12256 i386_pe_record_external_function.
12257 (i386_pe_record_external_function): Update declaration.
12258 * config/i386/winnt.c (struct extern_list): Add decl field.
12259 (i386_pe_record_external_function): Add decl parameter.
12260 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
12262 * config/i386/i386-protos.h (i386_pe_record_external_function):
12263 Update declaration.
12265 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
12267 * config/m68k/m68k-protos.h: Add a prototype for
12268 valid_dbcc_comparison_p_2.
12269 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
12270 extend_operator, const_uint32_operand, const_sint32_operand,
12271 general_src_operand, nonimmediate_src_operand,
12272 memory_src_operand, post_inc_operand, pre_dec_operand,
12273 pcrel_address): Move to predicates to predicates.md.
12274 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
12275 * config/m68k/m68k.md: Include predicates.md.
12276 * config/m68k/predicates.md: New.
12278 2005-04-04 Roger Sayle <roger@eyesopen.com>
12280 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
12282 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
12284 2005-04-04 Ian Lance Taylor <ian@airs.com>
12286 * c-typeck.c (struct c_switch): Rename switch_stmt field to
12288 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
12289 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
12290 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
12291 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
12292 * c-common.c (c_do_switch_warnings_1): New static function broken
12293 out of c_do_switch_warnings.
12294 (c_do_switch_warnings): Call c_do_switch_warnings_1.
12295 (c_do_switch_expr_warnings): New function.
12296 * c-common.h (c_do_switch_expr_warnings): Declare.
12298 2005-04-04 David Edelsohn <edelsohn@gnu.org>
12299 Daniel Jacobowitz <dan@codesourcery.com>
12301 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
12303 * rtlanal.c (may_trap_p): Same.
12305 2005-04-04 Dale Johannesen <dalej@apple.com>
12307 * ChangeLog: remove reference to ChangeLog.12.
12309 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
12311 CRIS epilogue as RTL.
12312 * config/cris/cris.md: Change all 0 in unspec 0 to
12314 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
12315 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
12317 ("return"): Change to define_expand. Call cris_expand_return for
12319 ("*return_expanded"): New pattern.
12320 ("epilogue"): New define_expand.
12321 * config/cris/cris.h (PREDICATE_CODES): Add
12322 cris_load_multiple_op.
12323 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
12325 (enum cris_retinsn_type): New.
12326 (struct machine_function): New member return_type.
12327 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
12328 (cris_target_asm_function_epilogue): Remove, moving RTLified
12330 (cris_expand_epilogue): New function.
12331 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
12332 (cris_gen_movem_load, cris_load_multiple_op)
12333 (cris_return_address_on_stack_for_return, cris_expand_return): New
12335 (cris_target_asm_function_prologue)
12336 (cris_initial_frame_pointer_offset): Call
12337 cris_reg_saved_in_regsave_area instead of complicated expression.
12338 Call cris_return_address_on_stack instead of an expression.
12339 (cris_print_operand) <case 'o', case 'O'>: New cases.
12340 (cris_return_address_on_stack): Change return-type to bool.
12341 (cris_simple_epilogue): Ditto. Return false if registers are
12343 * config/cris/cris-protos.h (cris_simple_epilogue)
12344 (cris_return_address_on_stack): Adjust prototype return type.
12345 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
12346 (cris_return_address_on_stack_for_return): New prototypes.
12348 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
12350 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
12351 gpr_or_int12_operand.
12353 * config/frv/frv-protos.h: Add a prototype to
12354 frv_legitimate_memory_operand and frv_const_unspec_p.
12355 (frv_unspec): Move from frv.c.
12356 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
12357 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
12358 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
12359 gpr_or_fpr_operand, gpr_or_int12_operand,
12360 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
12361 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
12362 int6_operand, int5_operand, uint5_operand, uint4_operand,
12363 uint1_operand, int_2word_operand, uint16_operand,
12364 upper_int16_operand, integer_register_operand,
12365 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
12366 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
12367 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
12368 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
12369 move_destination_operand, movcc_fp_destination_operand,
12370 frv_function_symbol_referenced_p, move_source_operand,
12371 condexec_dest_operand, condexec_source_operand,
12372 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
12373 const_unspec_operand, gpr_or_memory_operand,
12374 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
12375 icc_operand, fcc_operand, cc_operand, icr_operand,
12376 fcr_operand, cr_operand, call_operand, sibcall_operand,
12377 symbolic_operand, relational_operator,
12378 integer_relational_operator, float_relational_operator,
12379 ccr_eqne_operator, minmax_operator,
12380 condexec_si_binary_operator, condexec_si_media_operator,
12381 condexec_si_divide_operator, condexec_si_unary_operator,
12382 condexec_sf_conv_operator, condexec_sf_add_operator,
12383 condexec_memory_operand, intop_compare_operator, acc_operand,
12384 even_acc_operand, quad_acc_operand, accg_operand: Move to
12386 * config/frv/frv.h (PREDICATE_CODES): Remove.
12387 * config/frv/frv.md: Include predicates.md.
12388 * config/frv/predicates.md: New.
12390 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
12393 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
12394 * tree-ssa-loop-ivopts.c: Include langhooks.h.
12395 (add_standard_iv_candidates_for_size): New function, extracting code
12396 from add_standard_iv_candidates and parameterizing it by type size.
12397 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
12399 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
12401 * system.h (GCOV_SIZE_TYPE): Unposion.
12402 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
12403 (GCOV_TYPE_SIZE): ...this new macro.
12404 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
12405 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
12406 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
12407 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
12408 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
12409 instead of unsigned_intSI_type_node.
12410 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
12411 (rtl_gen_one_value_profiler_no_edge_manipulation)
12412 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
12413 * value-prof.c: Include coverage.h.
12415 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
12416 Diego Novillo <dnovillo@redhat.com>
12418 Fix PR tree-optimization/20703
12419 Fix PR tree-optimization/20725
12421 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
12422 (create_expression_by_pieces): Ditto.
12423 (valid_in_set): Ditto. Also handle tcc_declaration.
12424 (find_or_generate_expression): Handle comparison class.
12425 (insert_into_preds_of_block): Ditto.
12426 (insert_aux): Ditto.
12427 (create_value_expr_from): Handle comparison class, recursively
12428 handle reference nodes.
12429 (compute_avail): Handle comparison classes, rewrite a little cleaner.
12430 (execute_pre): Fix spacing.
12431 (do_fre): Renamed to execute_fre.
12433 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12435 * doc/invoke.texi (SPARC options): Document that
12436 -mlittle-endian is not supported on Linux either.
12438 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12442 * config.gcc (Obsolete configurations): Remove
12443 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
12444 (sparclite-*-coff*): Delete.
12445 (sparclite-*-elf*): Likewise.
12446 (sparc86x-*-elf*): Likewise.
12447 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
12448 * config/sparc/lite.h: Delete.
12449 * config/sparc/litecoff.h: Likewise.
12450 * config/sparc/liteelf.h: Likewise.
12451 * config/sparc/sp86x-elf.h: Likewise.
12452 * config/sparc/t-sparclite: Likewise.
12453 * config/sparc/t-sp86x: Likewise.
12455 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
12457 * config/s390/s390-protos.h: (s390_comparison,
12458 s390_alc_comparison, s390_slb_comparison, const0_operand,
12459 consttable_operand, larl_operand, s_operand,
12460 shift_count_operand, bras_sym_operand, load_multiple_operation,
12461 store_multiple_operation, s390_plus_operand): Remove prototypes.
12462 (s390_legitimate_address_without_index_p): New prototype.
12463 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
12465 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
12466 const0_operand, consttable_operand, larl_operand, s_operand,
12467 shift_count_operand, bras_sym_operand, load_multiple_operation,
12468 store_multiple_operation, s390_plus_operand): Move to
12470 (check_mode): Remove.
12471 (s390_branch_condition_mask): Remove 'static'. Move prototype to
12473 (s390_legitimate_address_without_index_p): New.
12474 * config/s390/s390.h (PREDICATE_CODES): Remove.
12475 * config/s390/s390.md: Include predicates.md.
12476 * config/s390/predicates.md: New.
12478 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
12481 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
12482 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
12483 (NEED_INDICATE_EXEC_STACK): Define to 1.
12484 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
12485 (NEED_INDICATE_EXEC_STACK): Define to 1.
12486 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
12487 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
12488 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
12489 (pic_helper_emitted_p): New global.
12490 (emit_pic_helper): New function extracted from...
12491 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
12492 Do not call emit_pic_helper if delay_pic_helper is true.
12493 (sparc_expand_prologue): Pass 'false' to load_pic_register.
12494 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
12495 (sparc_file_end): New function.
12497 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
12499 * config/mcore/mcore-protos.h: Remove the prototypes for
12500 mcore_arith_reg_operand, mcore_general_movsrc_operand,
12501 mcore_general_movdst_operand, mcore_reload_operand,
12502 mcore_arith_J_operand, mcore_arith_K_operand,
12503 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
12504 mcore_arith_K_S_operand, mcore_arith_imm_operand,
12505 mcore_arith_any_imm_operand, mcore_arith_O_operand,
12506 mcore_literal_K_operand, mcore_addsub_operand,
12507 mcore_compare_operand, mcore_load_multiple_operation,
12508 mcore_store_multiple_operation, mcore_call_address_operand.
12509 Add a prototype for const_ok_for_mcore.
12510 * config/mcore/mcore.c (mcore_call_address_operand,
12511 mcore_general_movsrc_operand, mcore_general_movdst_operand,
12512 mcore_arith_reg_operand, mcore_reload_operand,
12513 mcore_arith_J_operand, mcore_arith_K_operand,
12514 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
12515 mcore_arith_M_operand, mcore_arith_imm_operand,
12516 mcore_arith_any_imm_operand, mcore_arith_O_operand,
12517 mcore_literal_K_operand, mcore_addsub_operand,
12518 mcore_compare_operand, mcore_load_multiple_operation,
12519 mcore_store_multiple_operation): Move to predicates.md.
12520 (const_ok_for_mcore): Export.
12521 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
12522 * config/mcore/mcore.md: Include predicates.md.
12523 * config/mcore/predicates.md: New.
12525 * config/mcore/predicates.md: Fix a comment typo.
12527 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
12528 Adrian Straetling <straetling@de.ibm.com>
12530 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
12531 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
12532 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
12534 ("imul"): Removed from "type" attribute.
12535 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
12536 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
12537 Changed type to imulsi.
12538 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
12540 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
12542 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
12543 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
12544 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
12545 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
12546 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
12547 (TARGET_SWITCHES, mcore_stack_increment_string)
12548 (TARGET_OPTIONS): Delete.
12549 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
12550 than *_BIT constants.
12551 (TARGET_8ALIGN): #undef old definition before redefining to 1.
12552 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
12553 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
12554 (mcore_override_options): Delete mcore_stack_increment code.
12555 Change use of M340_BIT to MASK_M340.
12556 * config/mcore/mcore.opt: New file.
12558 2005-04-04 Ian Lance Taylor <ian@airs.com>
12560 * config/arm/arm.c (replace_symbols_in_block): Remove static
12563 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
12565 * config/fr30/fr30-protos.h: Remove the prototypes for
12566 stack_add_operand, add_immediate_operand,
12567 high_register_operand, low_register_operand, call_operand,
12568 di_operand, and nonimmediate_di_operand.
12569 * config/fr30/fr30.c (stack_add_operand,
12570 add_immediate_operand, high_register_operand,
12571 low_register_operand, call_operand, di_operand,
12572 nonimmediate_di_operand): Move to predicates.md.
12573 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
12574 * config/fr30/fr30.md: Include predicates.md.
12575 * config/fr30/predicates.md: New.
12577 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
12578 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
12579 mcore_call_address_operand.
12581 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
12582 general_movsrc_operand.
12584 2005-04-04 Alan Modra <amodra@bigpond.net.au>
12586 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
12589 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
12592 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
12595 2005-04-04 Richard Henderson <rth@redhat.com>
12596 Jakub Jelinek <jakub@redhat.com>
12598 PR rtl-optimization/16104
12599 * fold-const.c (fold_unary): Fix folding of vector conversions.
12601 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
12603 * config.gcc (xstormy16-*-elf): Set extra_options.
12604 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
12605 * config/stormy16/stormy16.opt: New file.
12607 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
12609 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
12610 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
12611 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
12612 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
12613 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
12614 (TARGET_UNIX_ASM): Delete.
12615 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
12616 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
12617 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
12618 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12619 * config/pdp11/pdp11.opt: New file.
12621 2005-04-03 Roger Sayle <roger@eyesopen.com>
12622 Alexandre Oliva <aoliva@redhat.com>
12625 * fold-const.c (non_lvalue): Split tests into...
12626 (maybe_lvalue_p): New function.
12627 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
12628 C++ front-end prior to lowering into gimple form.
12630 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12632 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
12633 BUILT_IN_STRNCASECMP): New.
12634 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
12637 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
12640 * arm.md (addsi3_compare0_for_combiner): Delete.
12641 (addsi3_compare0_scratch_for_combiner): Delete.
12642 (cmpsi_neg_shiftsi): Delete.
12643 (compare_negsi_si): New pattern.
12644 (cmpsi_negshiftsi_si): New pattern.
12645 (negated_cbranchsi4): Restrict to equality_operator.
12647 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
12650 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
12652 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
12655 * doc/install.texi: Fix a typo.
12657 2005-04-03 Steven Bosscher <stevenb@suse.de>
12659 PR middle-end/20648
12660 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
12661 a computed goto if the edge to the computed goto block has
12662 incoming abnormal edges. Clarify how the function works.
12664 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
12666 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
12667 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
12668 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
12669 hash_scan_set, reg_set_between_after_reload_p,
12670 reg_used_between_after_reload_p, get_avail_load_store_reg,
12671 eliminate_partially_redundant_load): Likewise.
12672 * postreload.c (reload_cse_simplify_set,
12673 reload_combine_note_use): Likewise.
12674 * predict.c (predict_insn, expected_value_to_br_prob,
12675 propagate_freq, expensive_function_p): Likewise.
12676 * print-rtl.c (print_rtx): Likewise.
12677 * profile.c (instrument_edges, instrument_values,
12678 compute_branch_probabilities, branch_prob, union_groups,
12679 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
12680 * protoize.c (in_system_include_dir, file_could_be_converted,
12681 file_normally_convertible, gen_aux_info_file, seek_to_line,
12682 do_cleaning): Likewise.
12683 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
12684 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
12685 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
12687 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
12689 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
12690 * modulo-sched.c (undo_replace_buff_elem): New structure.
12691 (kernel_number_of_cycles, ps_unschedule_node,
12692 undo_generate_reg_moves,free_undo_replace_buff,
12693 undo_permute_partial_schedule, loop_single_full_bb_p,
12694 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
12695 build_loops_structure, get_sched_window): New.
12696 (generate_reg_moves): Return undo_replace_buff_elem and other
12698 (generate_prolog_epilog): Remove old loop versioning.
12699 (sms_schedule): Use loop information and loop_version.
12700 (sms_schedule_by_order): Split part of it to get_sched_window.
12701 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
12702 cfg_layout_finalize and free_dominance_info before/after SMS.
12704 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
12706 * cfghooks.c (lv_flush_pending_stmts,
12707 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
12708 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
12709 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
12710 lv_add_condition_to_bb,
12711 lv_adjust_loop_header_phi, extract_cond_bb_edges,
12712 flush_pending_stmts): New in cfg_hooks structure.
12713 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
12714 extract_cond_bb_edges, lv_adjust_loop_header_phi,
12715 lv_add_condition_to_bb): New declarations.
12716 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
12718 (loop_version): Declare.
12719 * cfgloopmanip.c (cfghooks.h): Include.
12720 (duplicate_loop_to_header_edge): Change return type to bool.
12721 (loop_version, lv_adjust_loop_entry_edge): Move here.
12722 * cfgrtl.c (cfgloop.h): Include.
12723 (rtl_verify_flow_info_1): Fix.
12724 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
12725 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
12727 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
12728 tree_lv_add_condition_to_bb): New.
12729 (tree_cfg_hooks): Add new hooks to initialization.
12730 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
12731 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
12733 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
12735 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
12736 xstormy16_below100_or_register,
12737 xstormy16_splittable_below100_or_register, and
12738 nonimmediate_nonstack_operand.
12740 * config/stormy16/stormy16-protos.h: Remove the prototypes for
12741 xstormy16_ineqsi_operator, equality_operator,
12742 inequality_operator, shift_operator,
12743 xstormy16_below100_operand, xstormy16_below100_or_register,
12744 xstormy16_splittable_below100_or_register,
12745 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
12746 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
12747 equality_operator, inequality_operator,
12748 xstormy16_below100_operand, xstormy16_below100_or_register,
12749 xstormy16_splittable_below100_or_register,
12750 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
12751 nonimmediate_nonstack_operand, shift_operator): Move to
12753 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
12754 * config/stormy16/stormy16.md: Include predicates.md.
12755 * config/stormy16/predicates.md: New.
12757 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
12759 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
12760 small_int, large_int, reg_or_0_operand, simple_memory_operand,
12761 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
12762 move_operand, power_of_2_operand): Move to predicates.md.
12763 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
12764 PREDICATE_CODE): Remove.
12765 * config/iq2000/iq2000.md: Include predicates.md.
12766 * config/iq2000/predicates.md: New.
12768 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
12770 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
12771 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
12772 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
12773 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
12774 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
12775 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
12776 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
12777 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
12778 (TARGET_M68HC11): Delete.
12779 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
12780 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
12781 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
12782 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
12783 (nb_soft_regs): Delete.
12784 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
12785 (m68hc11_override_options): Remove the code that caters for MASK_M6811
12786 and MASK_M6812 being set simultaneously. Change the code that sets
12787 the default m68hc11_soft_reg_count to use integers instead of strings.
12788 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
12789 m68hc11_soft_reg_count (which now has an int type) as the number
12791 * config/m68hc11/m68hc11.opt: New file.
12793 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
12795 * config/fr30/fr30.h (PREDICATE_CODES): Remove
12796 fp_displacement_operand, sp_displacement_operand.
12798 * config/m68hc11/m68hc11-protos.h: Add a prototype for
12800 Remove the prototypes for tst_operand, cmp_operand,
12801 stack_register_operand, d_register_operand,
12802 hard_addr_reg_operand, splitable_operand,
12803 m68hc11_logical_operator, m68hc11_arith_operator,
12804 m68hc11_non_shift_operator, m68hc11_shift_operator,
12805 m68hc11_unary_operator, m68hc11_eq_compare_operator,
12806 non_push_operand, hard_reg_operand, and
12807 reg_or_some_mem_operand.
12808 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
12810 (tst_operand, cmp_operand, non_push_operand,
12811 splitable_operand, reg_or_some_mem_operand,
12812 stack_register_operand, d_register_operand,
12813 hard_addr_reg_operand, hard_reg_operand,
12814 m68hc11_eq_compare_operator, m68hc11_logical_operator,
12815 m68hc11_arith_operator, m68hc11_non_shift_operator,
12816 m68hc11_shift_operator, m68hc11_unary_operator): Move to
12818 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
12819 * config/m68hc11/m68hc11.md: Include predicates.md.
12820 * config/m68hc11/predicates.md: New.
12822 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12825 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
12826 change checked in along with 2005-03-03's patch for debug/20253.
12827 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
12828 (remap_decl): Insert type decl in map earlier.
12830 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12832 PR tree-optimization/20640
12833 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
12834 post-dominator if it has phi nodes.
12835 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
12836 before dead statements.
12838 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12840 PR middle-end/20491
12841 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
12843 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12845 PR rtl-optimization/20290
12846 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
12847 in every iteration if the entry point is the exit test.
12849 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
12851 * config/cris/cris.md (attribute "length"): Define.
12853 2005-04-02 Geoffrey Keating <geoffk@apple.com>
12855 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
12856 (word_offset_memref_operand): New.
12857 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
12858 (indexed_or_indirect_operand): Delete.
12859 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
12860 (indexed_or_indirect_operand): Delete.
12862 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
12865 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
12868 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
12869 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
12871 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12873 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
12875 2005-04-01 Ian Lance Taylor <ian@airs.com>
12877 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
12878 (rus, prus): Remove static variables.
12879 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
12880 (process_command): Permit report_times and use_pipes together.
12882 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12884 * c-decl.c (validate_proto_after_old_defn): Look at
12885 TYPE_MAIN_VARIANT of argument types.
12887 2005-04-01 Paul Brook <paul@codesourcery.com>
12889 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
12890 (arm_output_function_epilogue): Allow call_via_SP.
12891 (thumb_call_via_reg, arm_file_end): Ditto.
12892 * config/arm/arm.h (struct machine_function): Include space for SP.
12893 (thumb_call_via_label): Update declaration.
12895 2005-04-01 Ian Lance Taylor <ian@airs.com>
12897 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
12898 doing a peephole optimization, once again put any notes in the
12901 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12903 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
12905 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12907 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
12908 (block_alloc, find_free_reg): Likewise.
12909 * loop-doloop.c (doloop_modify): Likewise.
12910 * loop-invariant.c (record_use): Likewise.
12911 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
12912 get_iv_value, canon_condition, eliminate_implied_condition,
12913 eliminate_implied_condition, simplify_using_initial_values,
12914 shorten_into_mode, canonicalize_iv_subregs,
12915 iv_number_of_iterations): Likewise.
12916 * loop-unroll.c (expand_var_during_unrolling): Likewise.
12917 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
12918 unswitch_loop): Likewise.
12919 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
12920 move_movables, replace_call_address, find_and_verify_loops,
12921 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
12922 record_giv, final_giv_value, general_induction_var,
12923 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
12924 loop_giv_dump): Likewise.
12926 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
12927 GCOV_CHECK_WRITING): Remove.
12928 (gcov_position, gcov_rewrite): Use gcc_assert.
12929 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
12930 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
12931 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
12934 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12936 * tree-inline.c: Fix a typo.
12938 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12940 * configure.ac (enable-checking): Explicitly set all variables for
12941 collective switch values. Alphabetize variables. Rename
12942 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
12944 * doc/install.texi (enable-checking): Update documentation.
12945 * configure: Rebuilt.
12947 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12949 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
12952 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12954 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
12955 Also reject cases where this pattern will cause load delay stalls
12956 unless optimizing for size and it will produce a shorter sequence.
12957 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
12958 variants to avoid pre-adjusting the base when possible.
12960 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12962 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
12963 the frame and argument pointers.
12964 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
12965 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
12966 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
12967 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
12968 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
12969 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
12971 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
12973 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
12974 with entry for selectany attribute.
12975 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
12977 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
12978 (i386_pe_asm_named_section): Handle sections generated by
12979 selectany attribute.
12980 * doc/extend.texi (selectany): Document attribute.
12982 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
12983 Jan Hubicka <jh@suse.cz>
12985 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
12986 to fix addresses involving EBP and ESP.
12987 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
12988 for SUBREGed registers.
12989 (legitimate_address_p): Accept SUBREGed registers.
12991 2005-04-01 Jakub Jelinek <jakub@redhat.com>
12994 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
12995 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
12998 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
13000 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
13002 2005-04-01 James E Wilson <wilson@specifixinc.com>
13005 * dwarf2out.c (rtl_for_decl_init): New function.
13006 (rtl_for_decl_location): Extracted from here.
13007 (tree_add_const_value_attribute): Call rtl_for_decl_init and
13008 add_const_value_attribute. Delete initializer_constant_valid_p call.
13010 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
13012 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
13013 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
13014 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
13015 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
13016 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
13017 config/i386/i386.md, config/rs6000/predicates.md,
13018 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
13019 config/s390/s390.c, config/stormy16/stormy16.c,
13020 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
13023 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
13026 * gimplify.c (gimplify_expr): Create a temporary for lvalue
13027 COND_EXPR and CALL_EXPR.
13029 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
13032 * genautomata.c (first_cycle_unit_presence): Check all alternative
13033 states for unit presence.
13035 * doc/md.texi: Remove remark about impossibility to query unit
13036 presence in non nondeterministic automaton state.
13038 * config/ia64/ia64.c (get_template): Change order of unit querying.
13040 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
13042 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
13045 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
13047 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
13048 flag for edges outside any loops.
13050 2005-03-31 Janis Johnson <janis187@us.ibm.com>
13052 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
13054 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
13056 * tree-ssa-alias.c: Follow spelling conventions.
13057 * doc/tree-ssa.texi: Fix a typo.
13059 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
13061 * postreload-gcse.c: Include target.h.
13062 (gcse_after_reload_main): Return early if we cannot modify jumps.
13063 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
13065 2005-03-31 David Edelsohn <edelsohn@gnu.org>
13067 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
13068 expensive operations.
13070 2005-03-31 Ian Lance Taylor <ian@airs.com>
13072 * collect2.c (lderrout): New variable.
13073 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
13074 if it is set, to stderr.
13075 (handler): Unlink lderrout if it is set.
13076 (dump_file): Add "to" parameter. Change all callers.
13077 (main): Initialize lderrout.
13078 (collect_execute): Add errname parameter. Change all callers.
13079 Rename redir parameter to outname. Never pass
13080 PEX_STDERR_TO_STDOUT to pex_run.
13081 * collect2.h (collect_execute, dump_file): Update declarations.
13082 * tlink.c (tlink_execute): Add errname parameter. Change all
13084 (do_tlink): Check lderrout as well as ldout.
13086 2005-03-31 Caroline Tice <ctice@apple.com>
13088 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
13089 (bb-reorder.o): Add errors.h to list of requirements.
13090 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
13091 profiledbootstrap flags.
13092 * bb-reorder.c (errors.h): Add new include.
13093 (struct bbro_basic_block_data_def): Add new field, in_trace.
13094 (add_unlikely_executed_notes): Remove function.
13095 (mark_bb_for_unlikely_executed_section): Remove function.
13096 (insert_section_boundary_note): New function.
13097 (verify_hot_cold_block_grouping): New function.
13098 (push_to_next_round_p): Remove variables and tests that push all
13099 cold blocks to last round.
13100 (find_traces): Remove code that added extra round of trace finding
13101 when doing partitioning.
13102 (find_traces_1_round) : Remove variable last_round; add code to
13103 update new struct field, in_trace; correct trace_length where it was
13104 incorrect before (after call to copy_bb); change code that pushed all
13105 cold blocks to last round. Instead verify that all blocks going into
13106 a trace belong in the same partition.
13107 (connect_traces): Modify to connect the traces in two passes, if the
13108 function contains both hot and cold blocks. The first pass connects
13109 all the traces for blocks in the partition that the first block in
13110 the function belongs to; the second pass connnects all the traces
13111 containing blocks that belong in the other partition.
13112 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
13113 code that automatically put the first block in a function into the
13114 hot partition if the function had any hot blocks.
13115 (fix_crossing_unconditional_branches): Check number of succ edges
13116 before attempting to get one.
13117 (fix_edges_for_rarely_executed_code): Update comment describing
13119 (reorder_basic_blocks): Add code to initialize new field (in_trace);
13120 remove call to add_unlikely_executed_notes; add call to
13121 verify_hot_cold_block_grouping.
13122 (duplicate_computed_gotos): Don't change computed goto if it's a
13124 (partition_hot_cold_basic_blocks): Update function comment.
13125 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
13127 (try_forward_edges): Likewise.
13128 (merge_blocks_move_predecessor_nojumps): Likewise.
13129 (merge_blocks_move_successor_nojumps): Likewise.
13130 (merge_blocks_move): Likewise.
13131 (try_crossjump_bb): Likewise.
13132 * cfglayout.c (update_unlikely_executed_notes): Remove function.
13133 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
13134 notes to cold bb's; remove call to update_unlikely_executed_notes.
13135 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
13136 NOTE_INSN_SWITCH_TEXT_SECTIONS.
13137 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
13138 function declaration.
13139 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
13140 from consideration.
13141 (rtl_can_merge_blocks): Remove redundancy from condition.
13142 (try_redirect_by_replacing_jump): Likewise.
13143 (force_nonfallthru_and_redirect): Remove code for adding
13144 UNLIKELY_EXECUTED_CODE notes to cold bb's.
13145 (commit_one_edge_insertion): Likewise.
13146 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
13147 * dbxout.c (FORCE_TEXT): Replace function_section with
13148 current_function_section.
13149 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
13150 function, switch_text_section.
13151 (struct xcoff_debug): Likewise.
13152 (dbxout_function_end): Add code to put out label diffs for both
13153 hot and cold sections.
13154 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
13155 for new debug_hooks funciton, switch_text_section..
13156 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
13157 switch_text_section.
13158 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
13159 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
13160 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
13161 dw_fde_switched_sections.
13162 (output_call_frame_info): Add test to see if function switches text
13163 sections in the middle; if so, use appropriate extra hot and cold
13164 section labels to compute size deltas for the hot and cold sections.
13165 (dwarf2out_begin_prologue): Add code to initialize new fields in
13167 (dwarf2out_switch_text_section): New function (invoked through
13168 debug_hook); updates new fields in dw_fde_struct appropriately and
13169 increments separate_line_info_table_in_use.
13170 (dwarf2_debug_hooks): Initialize switch_text_section function to be
13171 dwarf2out_switch_text_section.
13172 (struct var_loc_node): Add new field, section_label.
13173 (output_aranges): Add code to check whether in hot or cold section and
13174 use the appropriate label in calculating deltas.
13175 (output_ranges): Likewise.
13176 (output_line_info): Add code to check which section we're in and
13177 use appropriate hot/cold label.
13178 (add_location_or_constant_value_attribute): Likewise.
13179 (gen_subprogam_die): Modify arange attributes to use correct labels.
13180 (dwarf2out_begin_block): Change call to function_section into call to
13181 current_function_section.
13182 (dwarf2out_end_block): Likewise.
13183 (dwarf2out_source_line): Likewise.
13184 (dwarf2out_var_location): Add code to check whether in hot or cold
13185 section and use the appropriate label.
13186 * except.c (output_function_exception_table): Change call to
13187 function_section into call to current_function_section.
13188 * final.c (profile_function): Likewise.
13189 (scan_ahead_for_unlikely_executed_note): Remove function.
13190 (final_scan_insn): Remove calls to
13191 scan_ahead_for_unlikely_executed_note, and related code for switching
13192 to cold section, except for the single time
13193 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
13194 debug_hooks->switch_text_sections; replace appropriate calls to
13195 function_section with calls to current_function_section.
13196 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
13197 test_bb to condition.
13198 (find_if_case_2): Likewise.
13199 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
13200 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
13201 * opts.c (decode_options): Change warning about hot/cold partitioning
13202 with exceptionss to inform (so as not to cause bootstrap failures);
13203 remove warning about partitioning with DWARF debug info.
13204 * output.h (current_function_section): Add new function decl.
13205 (insert_section_boundary_note): Likewise.
13206 (enum in_section): Move this declaration here from varasm.c.
13207 (unlikely_section_label): Likewise.
13208 (unlikely_text_section_name): Likewise.
13209 (last_text_section_name): New global variable.
13210 (last_text_section): Likewise.
13211 (hot_section_label): Likewise.
13212 (hot_section_end_label): Likewise.
13213 (cold_section_end_label): Likewise.
13214 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
13215 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
13216 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
13217 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
13218 insn from consideration.
13219 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
13220 switch_text_section.
13221 * varasm.c (basic-block.h): Add new include.
13222 (unlikely_section_label_printed): Remove global variable.
13223 (unlikely_section_label): Make global variable not be static any more.
13224 (unlikely_text_section_name): Likewise.
13225 (hot_section_end_label): New global variable (not static)
13226 (first_function_block_is_cold): Likewise.
13227 (hot_section_label): Likewise.
13228 (cold_section_end_label): Likewise..
13229 (last_text_section): New global variable, not static.
13230 (last_text_section_name): New global variable, not static.
13231 (initialize_cold_section_name): New function.
13232 (enum in_section): Move declaration to output.h.
13233 (text_section): Update last_text_section.
13234 (unlikely_text_section): Replace code to determine cold section name
13235 with call to initialize_cold_section_name; Add code to update
13236 last_text_section; remove code for printing out label.
13237 (named_section_real): Add code to update last_text_section and
13238 last_text_section_name as appropriate.
13239 (function_section): Change test for 'unlikely' to depend on
13240 first_function_block_is_cold (moved old test to
13241 current_function_section).
13242 (current_function_section): New function.
13243 (assemble_start_function): Move code that frees
13244 unlikely_text_section_name; initialize hot_section_end_label;
13245 print hot and cold section labels at the start of the function;
13246 set first_function_block_is_cold, if appropriate; initialize l
13247 ast_text_section; add call to insert_section_boundary_note.
13248 (assemble_end_function): Add code to write out hot and cold section
13250 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
13251 switch_text_section.
13252 * config/darwin.c (machopic_select_section): Replace incorrect
13253 function in base_funs; update reloc for cold sections if necessary.
13254 * config/darwin.h (SECTION_FUNCTION): Add code to update
13255 last_text_section if appropriate.
13256 (text_unlikely_section): Remove.
13257 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
13258 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
13259 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
13260 partitioning for this architecture.
13262 2005-03-31 Olivier Hainque <hainque@adacore.com>
13264 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
13265 defined and non-zero.
13267 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
13270 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
13273 2005-03-31 Alan Modra <amodra@bigpond.net.au>
13276 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
13277 label operand. Remove (use (unspec..)). Don't emit a label on
13279 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
13280 generate inline label for load_toc_v4_PIC_1b.
13281 (rs6000_emit_load_toc_table): Likewise.
13283 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
13285 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
13286 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
13288 2005-03-29 Devang Patel <dpatel@apple.com>
13290 * tree-sra.c (decide_block_copy): Disable scalarization of
13293 2005-03-30 Stuart Hastings <stuart@apple.com>
13294 Dale Johannesen <dalej@apple.com>
13296 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
13297 * print-tree.c (print_node): Add case STATEMENT_LIST.
13299 2005-03-31 Alan Modra <amodra@bigpond.net.au>
13301 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
13302 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
13303 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
13304 is given with "powerpc64*" or "all", or when --with-cpu chooses
13307 2005-03-30 James E. Wilson <wilson@specifixinc.com>
13310 * dwarf2out.c (add_high_low_attributes): New function, extracted from
13311 gen_lexical_block_die.
13312 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
13314 2005-03-31 Jan Hubicka <jh@suse.cz>
13316 2004-11-02 Jan Hubicka <jh@suse.cz>
13318 * cgraph.c (cgraph_varpool_node_name): New function.
13319 (dump_cgraph_varpool_node): New function.
13320 (dump_varpool): New function.
13321 * cgraphunit.c (cgraph_optimize): Dump varpool.
13323 2004-10-16 Jan Hubicka <jh@suse.cz>
13325 * cgraph.c (decide_is_variable_needed): New function.
13326 (cgraph_varpool_finalize_decl): Use it.
13327 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
13329 * final.c (output_addr_const): Do not call mark_referenced.
13330 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
13331 always go via cgraph.
13332 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
13333 (check_global_declarations): Ifdef out code clearing DECL_RTL.
13334 * tree-optimize.c (execute_inline): Mark functions called.
13335 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
13337 2004-10-11 Jan Hubicka <jh@suse.cz>
13339 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
13340 (cgraph_varpool_last_needed_node): New static variable.
13341 (enqueue_needed_varpool_node): Break out from ...; add items to the
13342 end of queue; update first pointers.
13343 (cgraph_varpool_mark_needed_node): ... here.
13344 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
13345 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
13346 * cgraph.h (cgraph_varpool_node): Add analyzed field.
13347 (cgraph_varpool_first_unanalyzed_node): Declare.
13348 * cgraphunit.c: Include output.h.
13349 (cgraph_varpool_analyze_pending_decls): New function.
13350 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
13351 for errors, analyze pending decls.
13352 (cgraph_finalize_compilation_unit): Only analyze decls.
13353 (cgraph_optimize): Assemble the decls after expanding.
13355 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
13357 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
13358 subvars get marked properly in tags for grouping.
13359 (add_pointed_to_var): Mark only actual pointed to
13360 variables/subvars in addresses needed.
13361 (create_overlap_variables_for): Clear call clobbered on original
13363 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
13364 addresable vars with subvars into list.
13365 * tree-ssa.c (verify_ssa_name): Verify original is not used where
13368 2005-03-30 Richard Henderson <rth@redhat.com>
13370 * cgraph.h (struct cgraph_node): Add alias.
13371 * varasm.c (assemble_alias): Set it.
13372 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
13373 avoid calling cgraph_expand_function.
13375 2005-03-30 Tom Tromey <tromey@redhat.com>
13377 * tree.def (FILE_TYPE): Removed.
13378 * typeclass.h (enum type_class): Removed file_type_class.
13379 * dwarf2out.c (is_base_type): Updated.
13380 (gen_type_die): Likewise.
13381 * dbxout.c (dbxout_type): Updated.
13382 * builtins.c (type_to_class): Updated.
13383 * tree.c (type_contains_placeholder_1): Updated.
13384 * config/sparc/sparc.c (sparc_type_code): Updated.
13385 * config/ia64/ia64.c (hfa_element_mode): Updated.
13386 * expr.c (count_type_elements): Updated.
13387 * stor-layout.c (layout_type): Updated.
13388 * tree-inline.c (remap_type): Updated.
13389 * tree-pretty-print.c (dump_generic_node): Updated.
13391 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
13393 * builtins.c (expand_builtin_powi): Fix mode of
13394 2nd argument to match int.
13395 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
13396 2nd argument type to int.
13397 * libgcc2.c: Change prototype of __powi* functions to use
13400 2005-03-30 Dale Johannesen <dalej@apple.com>
13402 PR middle-end/19225
13403 * calls.c (expand_call): Flush pending deferrals before
13406 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
13410 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
13411 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
13412 c_label_context, label_context_stack): New.
13413 * c-decl.c (define_label): Check for jumps into statement
13414 expressions. Add label to list of defined labels.
13415 (start_function): Push context on label_context_stack.
13416 (finish_function): Pop context from label_context_stack.
13417 * c-typeck.c (label_context_stack): New.
13418 (c_finish_goto_label): Check for jumps into statement
13419 expressions. Add label to list of jumped to labels.
13420 (struct c_switch): Add blocked_stmt_expr.
13421 (c_start_case): Initialize it.
13422 (do_case): Check it.
13423 (c_finish_case): Verify !blocked_stmt_expr.
13424 (c_begin_stmt_expr): Push context on label_context_stack.
13425 Increment blocked_stmt_expr. Mark labels jumped to from outside
13427 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
13428 defined in the statement expression and no longer jumpable to.
13429 Mark labels jumped to from just outside the statement expression
13430 as again definable. Pop context from label_context_stack.
13431 * doc/extend.texi (Statement Exprs): Update.
13433 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
13436 * c-decl.c (start_function): Check for old_decl being
13439 2005-03-30 Ian Lance Taylor <ian@airs.com>
13441 * final.c (final): Remove prescan parameter. Change all callers.
13442 (final_scan_insn): Remove prescan parameter. Change all callers.
13444 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
13446 * tree-vectorizer.c: Fix comment typos.
13448 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
13450 * tree-scalar-evolution.c (instantiate_parameters_1): Return
13451 as soon as a chrec_dont_know is detected.
13453 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
13455 Merge from csl-arm-branch.
13456 2004-02-12 Mark Mitchell <mark@codesourcery.com>
13458 * tlink.c (recompile_files): Do not assume that "rename" can
13459 overwrite an existing file.
13461 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
13463 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
13464 * gcc/configure: Regenerate.
13466 2005-03-30 Alan Modra <amodra@bigpond.net.au>
13468 * doc/install.texi: Update binutils requirement for powerpc*-linux.
13470 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
13472 * calls.c (struct arg_data): Update "partial" comment.
13473 (load_register_parameters): Update "nregs" comment.
13475 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13477 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
13478 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
13479 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
13480 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
13481 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
13482 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
13483 than target_flags & 0.
13484 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
13485 (iq2000_arch, iq2000_parse_cpu): Delete.
13486 (TARGET_HANDLE_OPTION): Override default.
13487 (iq2000_handle_option): New function.
13488 (override_options): Remove -march= and -mcpu= handling.
13489 * config/iq2000/iq2000.opt: New file.
13491 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13493 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
13494 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
13495 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
13496 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
13497 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
13498 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
13499 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
13500 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
13501 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
13502 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
13503 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
13504 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
13505 (c4x_rpts_cycles_string, c4x_cpu_version_string)
13506 (TARGET_OPTIONS): Delete.
13507 (c4x_rpts_cycles, c4x_cpu_version): Declare.
13508 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
13509 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
13510 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
13511 (c4x_cpu_version_string): Delete.
13512 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13513 (c4x_handle_option): New function. Map -m3x and -m4x options to the
13514 equivalent -mcpu= option.
13515 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
13516 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
13517 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
13518 or clearing the appropriate MASK_* bit.
13519 (c4x_file_start): Use c4x_cpu_version.
13520 * config/c4x/c4x.opt: New file.
13522 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13524 * doc/options.texi: Document the new MaskExists flag.
13525 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
13526 if the option has the MaskExists flag.
13528 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
13530 * opt-functions.awk (flag_set_p, test_flag): New functions.
13531 (switch_flags): Use them.
13532 * opth-gen.awk: Use flag_set_p to check for flags.
13533 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
13535 2005-03-30 Ian Lance Taylor <ian@airs.com>
13537 * config.host (i[34567]86-*-mingw32*): Don't set
13538 host_can_use_collect2 to no.
13540 2005-03-30 Alan Modra <amodra@bigpond.net.au>
13543 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
13544 Remove convert_memory_address call duplicating that in memory_address.
13546 2005-03-29 Richard Henderson <rth@redhat.com>
13549 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
13550 (build_compound_literal): Likewise. Propagate decl type into the
13552 (finish_decl): Likewise. Use new return value from complete_array_type
13553 for zero sized arrays.
13554 (complete_array_type): Move ...
13555 * c-common.c (complete_array_type): ... here. Change first argument
13556 to pointer-to-type-node. Consistently use sizetype for the index
13557 except for zero sized arrays. Detect zero sized arrays for pedantic
13558 mode diagnostics. Create a new type node instead of modifying the
13560 * c-tree.h (complete_array_type): Move decl ...
13561 * c-common.h (complete_array_type): ... here.
13563 2005-03-29 Richard Henderson <rth@redhat.com>
13566 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
13568 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
13570 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
13571 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
13572 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
13573 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
13575 2005-03-29 Eric Christopher <echristo@redhat.com>
13577 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
13578 truthvalue conversion removal.
13580 2005-03-29 Ian Lance Taylor <ian@airs.com>
13583 * collect2.c: Never include <vfork.h>.
13584 (VFORK_STRING, vfork): Don't define.
13585 (pid): Remove global variable.
13586 (handler): Call raise instead of kill (getpid(), ...).
13587 (collect_wait): Add pex parameter. Change all callers. Use
13588 pex_get_status rather than pwait.
13589 (do_wait): Add pex parameter. Change all callers.
13590 (collect_execute): Return struct pex_obj * rather than void. Use
13591 pex routines rather than pexecute.
13592 (fork_execute): Get pex_obj from collect_execute, and pass it to
13594 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
13595 Only declare quit_handler if SIGQUIT is defined.
13596 (scan_libraries): Likewise.
13597 * collect2.h (collect_execute): Update declaration.
13598 (collect_wait): Update declaration.
13599 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
13600 pass it to collect_wait.
13602 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
13605 * c-parser.c (c_parser_compound_statement_nostart): Give error
13606 message for EOF instead of just setting parser->error.
13608 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
13610 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
13611 (slpeel_update_phi_nodes_for_guard1): New function.
13612 (slpeel_update_phi_nodes_for_guard2): New function.
13613 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
13614 of slpeel_update_phi_nodes_for_guard.
13615 (vectorize_loops): Remove call to loop_closed_rewrite.
13616 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
13619 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
13621 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
13622 (TARGET_LITTLE_ENDIAN): New macro.
13623 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
13624 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
13625 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
13626 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
13627 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
13628 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
13629 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
13630 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
13631 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
13632 (TARGET_OPTIONS): Delete.
13633 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
13634 (CACHE_FLUSH_TRAP): Turn into an integer.
13635 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
13636 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
13637 -mflush-trap is in use.
13638 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
13639 (m32r_cache_flush_trap_string): Delete.
13640 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
13641 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
13642 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
13643 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13644 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
13645 -mmodel= and -msdata= handling from...
13646 (m32r_init): ...here.
13647 * config/m32r/m32r.opt: New file.
13649 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
13651 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
13652 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
13653 * tree-vect-analyze.c (vect_object_analysis): additional parm
13654 pass back a "struct ptr_info_def *" with the points-to info.
13655 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
13656 statement using info returned from vect_object_analysis.
13657 * tree-vect-transform.c (update_vuses_to_preheader): New function.
13658 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
13659 for virtual uses and defs when creating a replacement vector
13660 reference. Call duplicate_ssa_name_ptr_info to define points-to
13661 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
13662 (vectorizable_store): copy_virtual_operands and update
13663 definition statements.
13664 (vectorizable_load): copy_virtual_operands. Remove call to
13665 mark_call_clobbered_vars_to_rename for call to "const" builtin.
13666 * tree-vectorizer.c (vectorize_loops): Remove calls to
13667 rewrite_into_ssa and bitmap_clear (vars_to_rename).
13668 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
13669 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
13670 define macro STMT_VINFO_PTR_INFO for use in accessing.
13671 * tree.h add export of duplicate_ssa_name_ptr_info.
13672 * rs6000.c (altivec_init_builtins): Declare builtin function
13673 __builtin_altivec_mask_for_load to be "const".
13675 2005-03-29 Jakub Jelinek <jakub@redhat.com>
13677 PR middle-end/20622
13678 * cgraph.h (struct cgraph_varpool_node): Add alias field.
13679 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
13680 assemble_variable on aliases.
13681 * varasm.c (assemble_alias): Set node->alias.
13682 * toplev.c (wrapup_global_declarations): Don't call
13683 rest_of_decl_compilation on aliases again.
13685 2005-03-29 Paul Brook <paul@codesourcery.com>
13687 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
13688 * config/arm/arm.c (arm_dbx_register_number): New function.
13689 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
13691 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
13693 PR middle-end/20263
13694 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
13695 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
13697 2005-03-29 Dale Johannesen <dalej@apple.com>
13699 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
13700 $(TREE_H) and $(COVERAGE_H).
13701 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
13702 * opts.c (common_handle_option): Enable tree-based value transforms.
13703 * toplev.c (process_options): Ditto.
13704 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
13705 refers to references to this type.
13706 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
13707 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
13708 for may_be_more, may_be_less.
13709 (rtl_gen_pow2_profiler): Adjust.
13710 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
13711 (rtl_gen_one_value_profiler): Adjust.
13712 (rtl_gen_const_delta_profiler): Adjust.
13713 * tree-profile.c (tree_gen_interval_profiler): Implement.
13714 (tree_gen_pow2_profiler): Ditto.
13715 (tree_gen_one_value_profiler): Ditto.
13716 (tree_profiling): New.
13717 (pass_tree_profile): Reference it.
13718 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
13720 (insn_divmod_values_to_profile): Rename to
13721 rtl_divmod_values_to_profile. Adjust.
13722 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
13723 (insn_prefetch_values_to_profile): Adjust.
13724 (rtl_value_profile_transformations): Adjust.
13725 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
13726 (gen_mod_pow2): Rename to rtl_mod_pow2.
13727 (gen_mod_subtract): Rename to rtl_mod_subtract.
13728 (divmod_fixed_value_transform): Rename to
13729 rtl_divmod_fixed_value_transform.
13730 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
13731 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
13732 (rtl_find_values_to_profile): Adjust.
13733 (tree_value_profile_transformations): Implement.
13734 (tree_divmod_values_to_profile): New.
13735 (tree_values_to_profile): New.
13736 (tree_divmod_fixed_value): New.
13737 (tree_mod_pow2): New.
13738 (tree_mod_subtract): New.
13739 (tree_divmod_fixed_value_transform): New.
13740 (tree_mod_pow2_value_transform): New.
13741 (tree_mod_subtract_transform): New.
13742 (tree_find_values_to_profile): Implement.
13743 * profile.c (instrument_values): Free histograms.
13744 (compute_value_histograms): Adjust. Implement tree version.
13746 2005-03-29 Uros Bizjak <uros@kss-loka.si>
13748 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
13749 * config/i386/i386.c (output_fix_trunc): Add new round_mode
13750 variable. Output "fldcw" depending on round_mode.
13751 * config/i386/i386.md (UNSPEC_FIST): New.
13752 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
13753 New isns patterns to implement lrint and llrint built-ins as x87
13754 intrinsic function.
13755 (fistdi2, fist<mode>2 splitters): New splitters.
13756 (lrint<mode>2): New expanders.
13758 2005-03-28 Ian Lance Taylor <ian@airs.com>
13760 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
13761 0 when calling final_scan_insn.
13763 2005-03-28 Jan Hubicka <jh@suse.cz>
13765 PR middle-end/20635
13766 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
13769 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
13770 types where possible.
13772 2005-03-26 Per Bothner <per@bothner.com>
13774 Make -f[no-]show-column also control non-cpp diagnostics.
13775 * c.opt (fshow-column): Move option from here ...
13776 * common.opt (fshow-column): ... to here.
13777 * diagnostic.c (diagnostic_build_prefix): Only print column number
13778 if flag_show_column.
13780 2005-03-27 Steven Bosscher <stevenb@suse.de>
13782 * vax-protos.h (vax_output_int_move, vax_output_int_add,
13783 vax_output_conditional_branch): New prototypes.
13784 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
13785 extracted from vax.md mov and add patterns.
13786 (vax_output_conditional_branch): New function to output conditional
13787 branch instructions.
13788 * vax.md: Use mode macros for arithmetic and mov patterns.
13789 Use code macros for the jump patterns.
13791 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
13793 * Makefile.in (libbackend.o): Depend on version files;
13794 add custom generation command.
13796 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
13799 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
13800 sure that we have a REG before getting its REGNO.
13802 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13804 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
13805 * builtins.def (BUILT_IN_STRNDUP): New.
13807 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
13809 PR tree-optimization/20470
13810 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
13813 2005-03-25 Mike Stump <mrs@apple.com>
13815 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
13818 2005-03-25 Geoffrey Keating <geoffk@apple.com>
13820 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
13821 Use our own structure definitions.
13823 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
13824 (fix_truncdfsi2): Allow registers or memory as destination.
13825 When TARGET_PPC_GFXOPT, generate simplified pattern.
13826 (fix_truncdfsi2_internal): Use define_insn_and_split.
13827 (fix_truncdfsi2_internal_gfxopt): New.
13828 (fctiwz): Don't confuse register allocation by giving it no choices.
13830 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
13831 (EXTRA_MEMORY_CONSTRAINT): Likewise.
13832 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
13833 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
13835 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13837 * dominance.c (free_dominance_info): Speed up by freeing et
13838 data structures without maintaining other nodes.
13839 * et-forest.c (et_free_tree_force): New.
13840 * et-forest.h: Add a prototype for et_free_tree_force.
13842 * tree.c (get_set_constructor_bits,
13843 get_set_constructor_bytes): Remove.
13844 * tree.h: Remove the corresponding prototypes.
13846 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
13849 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
13850 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
13851 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
13852 PRE_DEC, NEG and NOT.
13854 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13856 * fold-const.c: Convert uses of fold (build (...)) to
13859 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
13861 PR rtl-optimization/20249
13862 * cse.c (insert_regs): Do not record equivalence of registers in
13865 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
13867 * emit-rtl.c (reverse_comparison): Remove.
13868 * rtl.h: Remove the corresponding prototype.
13870 2005-03-24 James E Wilson <wilson@specifixinc.com>
13872 * doc/install.texi (--enable-altivec): Delete docs.
13874 2005-03-24 David Edelsohn <edelsohn@gnu.org>
13876 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
13877 SFmode and DFmode before reload when
13878 flag_unsafe_math_optimizations not enabled.
13880 2005-03-24 Geoffrey Keating <geoffk@apple.com>
13882 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
13884 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
13885 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
13887 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
13889 * configure.ac (enable-checking): Add 'runtime' option.
13890 * doc/install.texi (enable-checking): Document 'runtime' checking.
13891 * tsystem.h (gcc_assert, gcc_unreachable): Define.
13892 * config.in: Regenerated.
13893 * configure: Regenerated.
13895 2005-03-23 Uros Bizjak <uros@kss-loka.si>
13897 * optabs.h (enum optab_index): Remove OTI_llrint.
13898 (llrint_optab): Remove macro.
13899 * optabs.c (init_optabs): Remove llrint_optab initialization.
13900 * genopinit.c (optabs): Remove llrint_optab implementation.
13901 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
13904 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
13906 PR rtl-optimization/20532
13907 * simplify-rtx.c (simplify_binary_operation_1): Protect from
13908 overflow when adding coefficients for PLUS or MINUS.
13909 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
13912 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13914 * langhooks.h (truthvalue_conversion): Remove.
13915 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13916 LANG_HOOKS_TRUTHVALUE_CONVERSION.
13917 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
13918 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
13919 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
13921 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
13923 * params.def: Fix a typo.
13924 * config/mips/mips.c: Follow the spelling convensions.
13925 * doc/invoke.texi: Fix typos.
13927 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
13929 Fix PR tree-optimization/20601
13931 * tree-ssa-pre.c (insert_aux): Add missing condition to
13934 2005-03-23 Ian Lance Taylor <ian@airs.com>
13936 * final.c (final_scan_insn): Don't remove no-op instructions.
13937 * reload1.c (reload): Remove simple no-op instructions even when
13940 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
13942 PR tree-optimization/20501
13943 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
13944 reporting that peeling for alignment is applied moved to...
13945 * (vect_analyze_data_refs_alignment): Here.
13947 2005-03-23 Ian Lance Taylor <ian@airs.com>
13949 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
13951 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13953 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
13954 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
13956 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
13958 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
13959 imply that this is called once, independent of asms in code.
13960 Adjust to now being pased output and input lists. Mention helper
13961 function decl_overlaps_hard_reg_set_p.
13962 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
13963 hook_tree_tree_identity and to take three trees, returning third.
13964 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
13966 * stmt.c: include hard-reg-set.h before tree.h.
13967 (decl_overlaps_hard_reg_set_p): New function, broken out from...
13968 (decl_conflicts_with_clobbers_p): Call
13969 decl_overlaps_hard_reg_set_p.
13970 (expand_asm_operands): Pass output and input lists in call to
13971 targetm.md_asm_clobbers.
13972 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
13973 hook_tree_tree_tree_tree_3rd_identity.
13974 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
13976 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
13977 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
13978 parameters, first two unused.
13979 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
13980 parameters. Only add MOF to clobbers if there's no 'h' mentioned
13981 in constraint letters and MOF is not mentioned as a asm-declared
13982 register in neither of the input and output lists.
13984 2005-03-23 DJ Delorie <dj@redhat.com>
13986 * optabs.c (expand_binop): Make sure the first subword's result
13989 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13991 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
13992 Call c_common_truthvalue_conversion rather than
13993 lang_hooks.truthvalue_conversion.
13994 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
13995 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
13997 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
13998 c_common_truthvalue_conversion.
13999 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
14000 c_parser_conditional_expression, c_parser_binary_expression): Call
14001 c_objc_common_truthvalue_conversion.
14002 * c-typeck.c (build_unary_op): Call
14003 c_objc_common_truthvalue_conversion.
14004 (build_conditional_expr): Do not call
14005 lang_hooks.truthvalue_conversion.
14006 (build_binary_op): Call c_common_truthvalue_conversion.
14007 (c_objc_common_truthvalue_conversion): Moved from
14008 c-objc-common.c. Call default_function_array_conversion instead
14009 of default_conversion.
14011 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
14013 * c-common.h (default_conversion): Remove.
14014 (perform_integral_promotions): Add.
14015 * c-tree.h (default_conversion): Add.
14016 * c-typeck.c (perform_integral_promotions): New, split out from
14017 default_conversion.
14018 * c-common.c (check_case_value): Use perform_integral_promotions,
14019 not default_conversion.
14020 (c_add_case_label): Don't continue processing case label after
14021 found to be pointer.
14023 2005-03-23 Mark Mitchell <mark@codesourcery.com>
14025 * gcc.c (do_spec_1): Do not add a -L path for a directory in
14026 the prefix list if we have already added a multilib directory
14027 based on that path.
14028 (main): Do not add MD_EXEC_PREFIX to the list of directories to
14031 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
14033 * reload1.c (indirect_symref_ok, reload_obstack): Make them
14035 * reload.h: Remove the prototype for indirect_symref_ok.
14037 * reload1.c (indirect_symref_ok): Make it global.
14038 * reload.h: Add a prototype for indirect_symref_ok.
14040 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
14042 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
14045 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
14047 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
14049 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
14051 * c-opts.c (c_common_parse_file): Only start/end main source file
14052 if debug hooks says the writer wants it.
14053 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
14055 (xcoff_debug_hooks): Ditto.
14056 * debug.c (do_nothing_hooks): Ditto.
14057 * debug.h (gcc_debug_hooks): Ditto.
14058 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
14059 * sdbout.c (sdb_debug_hooks): Ditto.
14060 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
14062 2005-03-22 Mark Mitchell <mark@codesourcery.com>
14064 * doc/extend.texi: Deprecate C++ min/max operators.
14066 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
14068 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
14069 artificial original candidates.
14071 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
14072 Jan Hubicka <jh@suse.cz>
14073 Steven Bosscher <stevenb@suse.de>
14075 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
14076 call cost based on argument sizes.
14077 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
14079 * params.def: (max-inline-inssn-single): Set to 450.
14080 (max-inline-insns-auto): Set to 90.
14081 (max-inline-insns-recursive): Set to 450
14082 (max-inline-insns-recursive-auto): Set to 450.
14083 (large-function-insns): Set to 2700.
14084 (inline-call-cost): New parameter.
14085 * tree-inline.c (estimate_move_cost): New function.
14086 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
14087 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
14088 based on arguments.
14089 * tree-inline.h (estimate_move_cost): Declare.
14090 * invoke.texi: (max-inline-inssn-single): Change default to 450.
14091 (max-inline-insns-auto): Change default to 90.
14092 (max-inline-insns-recursive): Change default to 450
14093 (max-inline-insns-recursive-auto): Change default to 450.
14094 (large-function-insns): Change default to 2700.
14095 (inline-call-cost): Document new parameter.
14097 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
14099 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
14100 (TARGET_DEFAULT): Delete.
14101 * config/i860/i860.opt: New file.
14103 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
14105 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
14106 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
14107 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
14108 (frv_sched_lookahead): Delete.
14109 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
14110 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
14111 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
14112 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
14113 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
14114 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
14115 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
14116 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
14117 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
14118 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
14119 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
14120 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
14121 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
14122 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
14123 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
14124 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
14125 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
14126 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
14127 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
14128 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
14129 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
14130 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
14131 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
14132 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
14133 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
14134 (frv_sched_lookahead): Delete.
14135 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
14136 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
14137 (frv_handle_option): New function. Move -mcpu= handling from...
14138 (frv_override_options): ...here. Remove handling of other
14140 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
14141 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
14142 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
14143 and TARGET_NO_MULTI_CE.
14144 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
14145 !TARGET_VLIW_BRANCH.
14146 * config/frv/frv.opt: New file.
14148 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
14150 * fold-const.c (fold_ternary): Take decomposed arguments of
14152 (fold): Update a call to fold_ternary.
14154 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
14155 * tree.h: Add corresponding prototypes.
14157 2005-03-22 Jakub Jelinek <jakub@redhat.com>
14160 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
14161 between jump table and its label.
14162 * final.c (shorten_branches): Handle notes in between ADDR_VEC
14163 resp. ADDR_DIFF_VEC and the label preceeding it.
14164 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
14165 is emitted in the right section.
14167 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
14169 * fold-const.c (fold_unary, fold_binary): Update comments
14172 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
14174 PR rtl-optimization/20527
14175 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
14176 REG_INC note, test that the register also isn't mentioned in PRED
14179 2005-03-22 Ben Elliston <bje@au.ibm.com>
14181 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
14184 2005-03-21 Mike Stump <mrs@apple.com>
14186 * varasm.c (default_assemble_visibility): Remove extra ().
14188 2005-03-21 Roger Sayle <roger@eyesopen.com>
14190 PR middle-end/20557
14191 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
14192 to determine whether a block can be duplicated, rather than test
14193 whether the block contains noncopyable insns ourselves.
14195 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14197 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
14200 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
14202 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
14204 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
14206 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
14207 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
14208 * config/fr30/fr30.opt: New file.
14210 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
14212 Fix PR tree-optimization/20542
14214 * tree-flow-inline.h (overlap_subvar): Move to here.
14215 * tree-ssa-operands.c: From here.
14216 * tree-flow.h (overlap_subvar): Declare.
14217 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
14218 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
14219 for variables with subvars.
14221 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
14223 PR middle-end/20177
14224 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
14225 * modulo-sched.c (const_iteration_count): Return on NULL
14227 (print_node_sched_params): Return on NULL dump_file.
14228 (generate_reg_moves): Handle reg-anti dependencies and disregard
14229 closing branch when generating register moves.
14230 (sms_schedule): Mark the SMSed block dirty.
14231 * passes.c (rest_of_handle_sms): Call update_life_info for all
14233 * testsuite/gcc.dg/20050321-1.c: New test.
14235 2005-03-21 Bob Wilson <bob.wilson@acm.org>
14237 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
14238 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
14239 movqi_internal): Likewise.
14241 2005-03-21 Bob Wilson <bob.wilson@acm.org>
14243 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
14244 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
14245 xtensa_b4const): Delete prototypes.
14246 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
14247 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
14248 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
14249 xtensa_extra_constraint): New prototypes.
14250 (add_operand, arith_operand, nonimmed_operand, mem_operand,
14251 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
14252 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
14253 move_operand, const_float_1_operand, fpmem_offset_operand,
14254 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
14255 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
14256 (xtensa_b4const_or_zero): ...this. Change return type to bool and
14257 argument type to HOST_WIDE_INT.
14258 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
14259 xtensa_mask_immediate): Likewise.
14260 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
14261 Likewise. Also make these functions static.
14262 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
14263 (xtensa_const_ok_for_letter_p): New.
14264 (add_operand, arith_operand, nonimmed_operand, mem_operand,
14265 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
14266 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
14267 move_operand, const_float_1_operand, fpmem_offset_operand,
14268 branch_operator, ubranch_operator, boolean_operator): Move to
14270 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
14271 (xtensa_mem_offset): Change return type to bool.
14272 (xtensa_extra_constraint): New.
14273 (gen_int_relational): Update type of const_range_p function pointer.
14274 Use xtensa_b4const_or_zero.
14275 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
14276 xtensa_const_ok_for_letter_p. Update comments.
14277 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
14278 (PREDICATE_CODES): Delete.
14279 * config/xtensa/xtensa.md: Include predicates.md.
14280 * config/xtensa/predicates.md: New file.
14282 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14284 * config/v850/v850-protos.h: Remove the prototypes for
14285 reg_or_int9_operand, reg_or_const_operand,
14286 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
14287 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
14288 movsi_source_operand, power_of_two_operand,
14289 not_power_of_two_operand, special_symbolref_operand,
14290 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
14291 register_is_ok_for_epilogue.
14292 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
14293 reg_or_int9_operand, reg_or_const_operand,
14294 call_address_operand, special_symbolref_operand,
14295 movsi_source_operand, power_of_two_operand,
14296 not_power_of_two_operand, register_is_ok_for_epilogue,
14297 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
14298 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
14300 * config/v850/v850.h (PREDICATE_CODES): Remove.
14301 * config/v850/v850.md: Include predicates.md.
14302 * config/v850/predicates.md: New.
14304 2005-03-21 Zack Weinberg <zack@codesourcery.com>
14306 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
14307 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
14308 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
14309 (itoolsdir, itoolsdatadir): Move definition above new first use.
14310 (install-itoolsdirs): New rule.
14311 (install-mkheaders): Depend on install-itoolsdirs, not
14312 install-include-dir.
14314 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14316 * tree-into-ssa.c: Remove obsolete comments.
14318 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
14320 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
14321 unrolling if -fpeel-loops is specified, too.
14322 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14323 Remove superfluous check for flag_unroll_loops.
14325 2005-03-21 Uros Bizjak <uros@kss-loka.si>
14327 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
14328 (lrint_optab, llrint_optab): Define corresponding macros.
14329 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
14330 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
14331 pattern and llrint_optab using llrintdi2 patterns.
14332 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
14333 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
14334 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
14335 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
14336 flag_unsafe_math_optimizations is set.
14338 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
14340 * combine.c (combine_simplify_rtx, simplify_if_then_else,
14341 simplify_logical, if_then_else_cond, known_cond,
14342 simplify_comparison): Adjust calls to reverse_comparison.
14343 Don't use combine_reversed_comparison_code).
14344 (combine_reversed_comparison_code): Remove.
14345 (reversed_comparison): Using reversed_comparison_code, move it...
14346 * jump.c (reversed_comparison): ... here.
14347 * rtl.h (reversed_comparison): Add prototype.
14349 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14351 * builtins.c (fold_builtin): Take decomposed arguments of
14353 * fold-const.c (fold_ternary): Update a call to fold_builtin.
14354 * gimplify.c (gimplify_call_expr): Likewise.
14355 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
14356 * tree.h: Update the prototype of fold_builtin.
14358 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
14360 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
14361 * rtlhooks.c (gen_lowpart_no_emit_general): New.
14362 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
14363 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
14364 * simplify-rtx.c (simplify_binary_operation_1): Use it.
14366 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
14368 * builtins.c (fold_builtin_1): Take decomposed arguments of
14370 (fold_builtin): Update a call to fold_builtin_1.
14372 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
14375 * gcov.c (output_lines): Only output function block summary when
14376 outputting branch information.
14377 * doc/gcov.texi: Document format of preamble and additional block
14380 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
14382 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
14383 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
14384 the defaults false if BITS_PER_UNIT != 8.
14385 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
14386 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
14387 than BITS_PER_UNIT != 8.
14388 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
14389 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
14390 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
14392 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
14393 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
14395 2005-03-20 Roger Sayle <roger@eyesopen.com>
14397 PR middle-end/20539
14398 * fold-const.c (fold_binary): Fix type mismatch between
14399 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
14400 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
14401 for non-truth-valued expressions.
14403 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
14404 and FUNCTION_DECL in the main switch.
14405 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
14406 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
14407 we also need to convert their operands to match.
14408 <TRUTH_NOT_EXPR>: Likewise.
14410 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
14412 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
14413 diagnostic without checking whether an lvalue.
14414 * c-common.h (lvalue_p): Remove.
14415 (enum lvalue_use): Update comment.
14416 (lvalue_or_else): Replace by lvalue_error.
14417 * c-typeck.c (lvalue_p): Make static.
14418 (lvalue_or_else): New. Call lvalue_error.
14420 2005-03-21 Alan Modra <amodra@bigpond.net.au>
14422 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
14423 (function_arg_advance): Use rs6000_parm_start.
14424 (function_arg, rs6000_arg_partial_bytes): Likewise.
14426 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
14428 * c-common.c (check_case_value): Adjust comment about stripping
14430 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
14431 * c-typeck.c (default_conversion, convert_arguments,
14432 build_modify_expr, convert_for_assignment, store_init_value,
14433 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
14434 manually. Remove inaccurate comments.
14436 2005-03-20 Roger Sayle <roger@eyesopen.com>
14437 Joseph S. Myers <joseph@codesourcery.com>
14439 * varasm.c (do_assemble_alias): Restore comment describing function.
14440 Annotate the target parameter as potentially unused.
14442 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
14445 * config/avr/avr.c (avr_output_function_prologue): Do not use
14446 current_function_name() in a label, use a local label instead.
14448 2005-03-20 David Edelsohn <edelsohn@gnu.org>
14450 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
14451 flag_finite_math_only, not flag_unsafe_math_optimizations.
14453 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
14455 * builtins.c (fold_builtin_1): Update a call to
14456 targetm.fold_builtin.
14457 * hooks.c (hook_tree_tree_bool_null): Rename to
14458 hook_tree_tree_tree_bool_null. Take one more argument of type
14460 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
14461 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
14462 hook_tree_tree_tree_bool_null.
14463 * target.h (gcc_target): Update the prototype of fold_builtin.
14464 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
14465 arguments of CALL_EXPR.
14466 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
14469 2005-03-20 Jan Hubicka <jh@suse.cz>
14471 * cgraph.h (cgraph_node): Add prev_clone pointer.
14472 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
14473 (cgraph_clone_node): Produce doubly linked chain.
14475 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
14477 * c-common.c (handle_aligned_attribute, check_function_sentinel,
14478 get_nonnull_operand, handle_sentinel_attribute,
14479 check_function_arguments_recurse): Do not strip NOPS from
14481 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
14483 * c-format.c (get_constant): Likewise.
14484 * c-parser.c (c_parser_postfix_expression): Likewise.
14485 * c-typeck.c (set_init_index): Likewise.
14486 (convert_arguments): Don't check for NOP_EXPR containing integer
14489 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
14491 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
14492 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
14493 Take decomposed arguments of CALL_EXPR.
14494 (fold_builtin_1): Update calls to the functions mentioned
14497 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
14499 * c-decl.c (check_bitfield_type_and_width): Require bit-field
14500 width to have integer type.
14501 (build_enumerator): Require enumerator value to have integer type.
14503 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
14505 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
14508 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
14510 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
14511 std=iso9899:199x): Correct descriptions.
14513 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
14515 * config.gcc: Consistently use solaris2.1[0-9]* instead of
14518 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
14520 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
14522 (expand_builtin_memcpy, fold_builtin_1): Update calls to
14523 fold_builtin_memcpy.
14525 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
14526 arguments of CALL_EXPR.
14527 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
14528 fold_builtin_found, fold_builtin_1): Update calls to
14529 fold_trunc_transparent_mathfn.
14531 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14533 PR middle-end/20493
14534 * fold-const.c (fold_widened_comparison): Don't optimize casts of
14535 function pointers on targets that require function pointer
14537 (fold_sign_changed_comparison): Likewise.
14539 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
14541 * combine.c (try_combine): When changing the mode of a hard reg, make
14542 sure that doing so is valid.
14544 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
14546 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
14547 (TARGET_HANDLE_OPTION): Override default.
14548 (avr_handle_option): New function.
14549 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
14550 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
14551 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
14552 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
14553 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
14554 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
14555 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
14556 (TARGET_OPTIONS): Delete.
14557 * config/avr/avr.opt: New file.
14559 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14561 * config/m32r/m32r-protos.h: Remove the prototypes for
14562 call_address_operand, symbolic_operand, seth_add3_operand,
14563 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
14564 reg_or_uint16_operand, reg_or_cmp_int16_operand,
14565 two_insn_const_operand, move_src_operand,
14566 move_double_src_operand, move_dest_operand,
14567 eqne_comparison_operator, signed_comparison_operator,
14568 large_insn_p, conditional_move_operand, carry_compare_operand,
14569 m32r_block_immediate_operand, extend_operand,
14570 reg_or_eq_int16_operand, int8_operand, and
14571 reg_or_zero_operand.
14572 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
14573 seth_add3_operand, int8_operand, cmp_int16_operand,
14574 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
14575 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
14576 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
14577 move_double_src_operand, move_dest_operand,
14578 eqne_comparison_operator, signed_comparison_operator,
14579 extend_operand, small_insn_p, large_insn_p,
14580 conditional_move_operand, carry_compare_operand,
14581 m32r_block_immediate_operand): Move to predicates.md.
14582 (MAX_MOVE_BYTES): Move to m32r.h.
14583 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
14584 * config/m32r/m32r.md: Include predicates.md.
14585 * config/m32r/predicates.md: New.
14587 2005-03-18 James E Wilson <wilson@specifixinc.com>
14590 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
14593 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14595 * config/mn10300/mn10300-protos.h: Remove the prototypes for
14596 call_address_operand, const_8bit_operand.
14597 * config/mn10300/mn10300.c (call_address_operand,
14598 const_8bit_operand, const_1f_operand): Move to predicates.md.
14599 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
14600 * config/mn10300/mn10300.md: Include predicates.md.
14601 * config/mn10300/predicates.md: New.
14603 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
14605 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
14606 declarations in diagnostics and %E for identifiers, not %s.
14608 2005-03-18 Jan Hubicka <jh@suse.cz>
14609 Dale Johannesen <dalej@apple.com>
14611 * basic-block.h (scale_bbs_frequencies_int,
14612 scale_bbs_frequencies_gcov_type): Declare.
14613 * cfg.c (RDIV): New macro.
14614 (update_bb_frequency_for_threading): Fix.
14615 * basic-block.h (scale_bbs_frequencies_int,
14616 scale_bbs_frequencies_gcov_type): New.
14617 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
14618 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
14619 scale_bbs_frequencies_int.
14620 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
14622 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14624 * config/m32r/m32r-protos.h: Remove the prototypes for
14625 call_address_operand, symbolic_operand, seth_add3_operand,
14626 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
14627 reg_or_uint16_operand, reg_or_cmp_int16_operand,
14628 two_insn_const_operand, move_src_operand,
14629 move_double_src_operand, move_dest_operand,
14630 eqne_comparison_operator, signed_comparison_operator,
14631 large_insn_p, conditional_move_operand, carry_compare_operand,
14632 m32r_block_immediate_operand, extend_operand,
14633 reg_or_eq_int16_operand, int8_operand, and
14634 reg_or_zero_operand.
14635 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
14636 seth_add3_operand, int8_operand, cmp_int16_operand,
14637 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
14638 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
14639 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
14640 move_double_src_operand, move_dest_operand,
14641 eqne_comparison_operator, signed_comparison_operator,
14642 extend_operand, small_insn_p, large_insn_p,
14643 conditional_move_operand, carry_compare_operand,
14644 m32r_block_immediate_operand): Move to predicates.md.
14645 (MAX_MOVE_BYTES): Move to m32r.h.
14646 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
14647 * config/m32r/m32r.md: Include predicates.md.
14648 * config/m32r/predicates.md: New.
14650 * config/pa/pa-protos.h: Add prototypes for magic_milli and
14652 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
14653 symbolic_operand, symbolic_memory_operand,
14654 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
14655 indexed_memory_operand, move_dest_operand, move_src_operand,
14656 prefetch_cc_operand, prefetch_nocc_operand,
14657 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
14658 arith_operand, arith11_operand, pre_cint_operand,
14659 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
14660 ireg_operand, int5_operand, uint5_operand, int11_operand,
14661 uint32_operand, arith5_operand, and_operand, ior_operand,
14662 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
14663 pc_or_label_operand, div_operand, plus_xor_ior_operator,
14664 shadd_operand, movb_comparison_operator,
14665 cmpib_comparison_operator): Move to predicates.md.
14666 (magic_milli, shadd_constant_p): Make it extern.
14667 * config/pa/pa.h (PREDICATE_CODES): Remove.
14668 * config/pa/pa.md: Include predicates.md.
14669 * config/pa/predicates.md: New.
14671 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
14674 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14676 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
14677 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
14678 config/alpha/freebsd.h, config/alpha/linux.h,
14679 config/alpha/netbsd.h, config/alpha/osf5.h,
14680 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
14681 config/h8300/h8300-protos.h, config/h8300/h8300.c,
14682 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
14683 doc/cppopts.texi: Update copyright.
14685 2005-03-18 Jan Hubicka <jh@suse.cz>
14687 PR middle-end/20225
14688 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
14690 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
14693 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14695 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
14698 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
14700 * combine.c (gen_binary): Remove.
14701 (known_cond, simplify_shift_const, find_split_point,
14702 combine_simplify_rtx, simplify_if_then_else, simplify_set,
14703 simplify_logical, expand_field_assignment, extract_left_shift,
14704 force_to_mode, if_then_else_cond, apply_distributive_law,
14705 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
14706 simplify_comparison, reversed_comparison): Replace with
14707 simplify_gen_binary, simplify_gen_relational or
14708 distribute_and_simplify_rtx.
14709 (distribute_and_simplify_rtx): New function.
14711 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
14712 Paolo Bonzini <gcc.gnu.org>
14714 * calls.c (setjmp_call_p, special_function_p): Update comments
14715 at the head of the functions.
14717 2005-03-18 Jan Hubicka <jh@suse.cz>
14719 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
14721 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
14722 function body should be released; do not proactively release function
14723 bodies in non-unit-at-a-time mode.
14725 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
14727 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
14728 mno-fp-ret-in-387 multilib variants.
14730 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
14732 * common.opt (m): Remove.
14733 * opts.c (handle_option): Pass 'm' options to set_target_switch if
14734 table lookup fails.
14735 (common_handle_option): Remove OPT_m case.
14737 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
14739 * builtins.c (fold_builtin_bitop): Take decomposed arguments
14741 (fold_builtin_1): Update a call to fold_builtin_bitop.
14743 * builtins.c (fold_builtin_signbit): Take decomposed arguments
14745 (fold_builtin_1): Update a call to fold_builtin_signbit.
14747 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
14749 PR tree-optimization/20474
14750 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
14751 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
14753 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
14755 * config/h8300/h8300-protos.h: Remove prototypes for
14756 general_operand_src, general_operand_dst, single_one_operand,
14757 single_zero_operand, call_insn_operand,
14758 two_insn_adds_subs_operand, small_call_insn_operand,
14759 jump_address_operand, bit_operand, bit_memory_operand,
14760 stack_pointer_operand, const_int_gt_2_operand,
14761 const_int_ge_8_operand, const_int_qi_operand,
14762 const_int_hi_operand, incdec_operand, bit_operator,
14763 nshift_operator, eqne_operator, gtle_operator,
14764 gtuleu_operator, iorxor_operator.
14765 Add prototypes for h8sx_shift_type h8sx_classify_shift and
14766 h8300_ldm_stm_parallel.
14767 * config/h8300/h8300.c (h8sx_shift_type,): Move to
14769 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
14770 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
14771 (h8300_ldm_stm_parallel): Make it extern.
14772 (h8300_ldm_parallel, h8300_stm_parallel,
14773 h8300_return_parallel, general_operand_src,
14774 general_operand_dst, h8300_dst_operand, h8300_src_operand,
14775 nibble_operand, reg_or_nibble_operand, single_one_operand,
14776 single_zero_operand, call_insn_operand,
14777 two_insn_adds_subs_operand, small_call_insn_operand,
14778 jump_address_operand, bit_operand, bit_memory_operand,
14779 stack_pointer_operand, const_int_gt_2_operand,
14780 const_int_ge_8_operand, const_int_qi_operand,
14781 const_int_hi_operand, incdec_operand, eqne_operator,
14782 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
14783 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
14784 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
14785 nshift_operator): Move to predicates.md.
14786 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
14787 * config/h8300/h8300.md: Include predicates.md.
14788 * config/h8300/predicates.md: New.
14790 2005-03-17 Richard Henderson <rth@redhat.com>
14792 * config.gcc (ia64*-*-hpux*): Add extra_options.
14793 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
14794 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
14795 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
14796 (ia64_tls_size_string, ia64_tune_string): Remove.
14797 (ia64_tune): Init to PROCESSOR_ITANIUM2.
14798 (TARGET_DEFAULT_TARGET_FLAGS): New.
14799 (TARGET_HANDLE_OPTION): New.
14800 (ia64_override_options): Move options parsing ...
14801 (ia64_handle_option): ... here. New.
14802 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
14803 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
14804 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
14805 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
14806 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
14807 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
14808 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
14809 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
14810 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
14811 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
14812 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
14813 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
14814 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
14815 TARGET_EARLY_STOP_BITS): Remove.
14816 (TARGET_ILP32): Default false.
14817 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
14818 (enum ia64_inline_type): New.
14819 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
14820 * config/ia64/ia64.md: Update for new definitions of
14821 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
14822 * config/ia64/ia64.opt: New file.
14823 * config/ia64/ilp32.opt: New file.
14825 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
14828 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
14830 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
14832 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
14833 instead of MASK_H8300S.
14834 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
14835 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
14836 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
14837 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
14838 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
14839 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
14840 TARGET_SWITCHES): Remove.
14841 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
14843 * config/h8300/h8300.opt: New.
14845 * config/alpha/alpha.opt, config/arc/arc.opt,
14846 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
14849 2005-03-17 Ian Lance Taylor <ian@airs.com>
14853 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
14855 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
14856 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
14857 (TARGET_HANDLE_OPTION): Override default.
14858 (arc_handle_option): New function.
14859 (arc_init): Remove code to set arch_cpu_string.
14860 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
14861 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
14862 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
14863 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
14864 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
14865 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
14866 (arc_rodata_string, TARGET_OPTIONS): Delete.
14867 * config/arc/arc.opt: New file.
14869 2005-03-17 Richard Henderson <rth@redhat.com>
14871 * doc/extend.texi (Weak Pragmas): New section.
14872 (attribute alias): Clarify that target must be in the same
14875 2005-03-17 Richard Henderson <rth@redhat.com>
14877 * config/alpha/alpha.opt: New file.
14878 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
14880 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
14881 alpha_fprm_string, alpha_fptm_string): Make static.
14882 (alpha_tls_size_string): Remove.
14883 (alpha_handle_option): New.
14884 (override_options): Update for alpha_cpu/alpha_tune split.
14885 (alpha_file_start): Likewise.
14886 (TARGET_DEFAULT_TARGET_FLAGS): New.
14887 (TARGET_HANDLE_OPTION): New.
14888 * config/alpha/alpha.h (alpha_tune): Declare.
14889 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
14890 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
14891 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
14892 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
14893 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
14894 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
14895 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
14896 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
14897 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
14898 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
14899 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
14900 (TARGET_DEFAULT): Remove MASK_FP.
14901 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
14902 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
14903 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
14904 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
14905 alpha_tls_size_string): Remove.
14906 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
14907 (attribute tune): Rename from attribute cpu.
14908 * config/alpha/ev4.md: Update to match.
14909 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
14910 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
14911 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
14912 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
14913 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
14914 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
14916 2005-03-16 James E. Wilson <wilson@specifixinc.com>
14918 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
14919 and return without creating new state if before_nops_num is nonzero.
14920 * config/ia64/ia64.md (first_insn): New attribute.
14921 (alloc): Set it to yes.
14923 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14925 * tree-vectorizer.c (new_vec_stmt_info): Initialize
14926 STMT_VINFO_SUBVARS to NULL.
14927 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14929 2005-03-16 Dale Johannesen <dalej@apple.com>
14931 * rtlanal.c (find_first_parameter_load): Rewrite to
14932 return actual first param load or the call if none,
14933 instead of first in block, when not all loads exist.
14935 2005-03-16 Roger Sayle <roger@eyesopen.com>
14937 * optabs.c (expand_copysign_absneg): Make static.
14938 * optabs.h (expand_copysign_absneg): Delete prototype.
14939 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
14941 2005-03-16 Richard Henderson <rth@redhat.com>
14943 PR middle-end/15700
14944 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
14945 (alias_pairs): Rename from output_defs.
14946 (find_decl_and_mark_needed): Split out from assemble_alias.
14947 (do_assemble_alias): New.
14948 (assemble_output_def): Remove.
14949 (finish_aliases_1, finish_aliases_2): New.
14950 (process_pending_assemble_output_defs): Remove.
14951 (assemble_alias): Defer aliases for which we don't yet have a
14952 non-external decl for the target symbol.
14953 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
14954 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
14955 * toplev.c (compile_file): Use finish_aliases_2 instead of
14956 process_pending_assemble_output_defs.
14957 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
14958 (process_pending_assemble_output_defs): Remove.
14960 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14962 Fix PR tree-optimization/20489
14964 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
14965 for empty structures.
14967 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14969 Fix PR tree-optimization/20490
14971 * tree-ssa-pre.c (create_expression_by_pieces): Use
14972 force_gimple_operand on result of fold.
14974 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
14976 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
14977 of closing parenthesis.
14979 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
14981 * builtins.c (expand_movstr): Update a call to
14982 fold_builtin_strcpy.
14983 (expand_builtin_strncpy): Update a call to
14984 fold_builtin_strncpy.
14985 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
14986 arguments of CALL_EXPR.
14987 (fold_builtin_1): Update calls to fold_builtin_strcpy and
14988 fold_builtin_strncpy.
14989 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14990 * tree.h: Update the prototypes of fold_builtin_strcpy and
14991 fold_builtin_strncpy.
14993 2005-03-16 Steven Bosscher <stevenb@suse.de>
14994 Dorit Naishlos <dorit@il.ibm.com>
14996 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
14997 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
15000 2005-03-16 Steven Bosscher <stevenb@suse.de>
15002 * tree-inline.c (walk_type_fields, walk_tree,
15003 walk_tree_without_duplicates): Move from here...
15004 * tree.c: ...to here.
15006 2005-03-15 Zack Weinberg <zack@codesourcery.com>
15008 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
15009 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
15010 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
15011 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
15012 (version): Define using $(BASEVER_c).
15013 (Makefile, config.status, build/gcov-iov.o): No longer depends on
15015 (version.o): Depend on version files; add custom generation command.
15016 (prefix.o): Define BASEVER on command line.
15017 (s-iov): Depend on version files; adjust command.
15018 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
15020 (gcc-vers.texi): New rule.
15021 (doc/%.info, doc/%.dvi): Add -I . to command line.
15022 (doc/gccinstall.dvi): Likewise.
15023 (PACKAGE): Delete. All uses replaced with "gcc".
15024 * aclocal.m4: Do not include gcc-version.m4.
15025 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
15026 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
15027 Set is_release based on contents of DEV-PHASE.
15028 Set gcc_version based on contents of BASE-VER.
15029 Define WIN32_REGISTRY_KEY only if the user overrode the default.
15030 * config.in, configure: Regenerate.
15031 * gccbug.in: Determine version of GCC in use at runtime.
15032 * gcov-iov.c: Get version number and development phase from
15033 command line, not by including version.c.
15034 * intl.c: Replace all uses of PACKAGE with "gcc".
15035 * libada-mk.in: Delete unused "gcc_version" variable.
15036 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
15037 * version.c: (VERSUFFIX): New hook for redistributors; adjust
15038 commentary to match.
15039 (version_string): Put together from pieces.
15040 * config/alpha/x-vms: Do not use $(gcc_version).
15041 * config/i386/t-nwld: Likewise.
15042 * doc/include/gcc-common.texi: Include gcc-vers.texi for
15043 version-GCC and DEVELOPMENT.
15045 2005-03-15 Roger Sayle <roger@eyesopen.com>
15047 PR tree-optimization/17454
15048 * tree.c (tree_size): Add case for TREE_BINFO.
15049 * fold-const.c (fold_checksum_tree): Only clear the overloaded
15050 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
15052 2005-03-15 Roger Sayle <roger@eyesopen.com>
15054 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
15055 op1 whilst expanding the signed widenening multiply variant.
15057 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
15059 * toplev.c (display_target_options): Avoid unused variable warning if
15060 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
15061 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
15062 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
15063 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
15064 (mips_isa_info): New variable.
15065 (mips_parse_cpu): Remove the first argument and leave the caller
15067 (TARGET_HANDLE_OPTION): Override default.
15068 (mips_handle_option): New function. Move option validation code from...
15069 (override_options): ...here. Update calls to mips_parse_cpu.
15070 * config/mips/mips.h (mips_arch_string, mips_tune_string)
15071 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
15072 (SUBTARGET_TARGET_OPTIONS): Delete.
15073 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
15074 (mno-flush-func, mtune=): New options.
15076 2005-03-15 Roger Sayle <roger@eyesopen.com>
15077 Richard Henderson <rth@redhat.com>
15079 * real.c (c4x_single_format, c4x_extended_format): Provide values
15080 for signbit_ro for c4x's single and extended floating point formats.
15081 * optabs.c (expand_copysign): Use the floating point format's
15082 signbit_ro for expanding via expand_copysign_absneg, and it's
15083 signbit_rw field for expanding via expand_copysign_bit.
15085 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
15087 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
15088 known_alignment_for_access_p.
15089 (known_alignment_for_access_p): New.
15090 (do_peeling_for_alignment): Field made int instead of bool and renamed
15091 to peeling_for_alignment.
15092 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
15093 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
15094 functionality used to be in vect_analyze_operations.
15095 (vect_analyze_operations): Code to determine vectorization factor was
15096 moved to vect_determine_vectorization_factor.
15097 (vect_enhance_data_refs_alignment): Update to correct alignment when it
15098 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
15100 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
15101 be part of vect_analyze_operations).
15102 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
15103 creating the guard condition, as the number of iterations may be
15105 (slpeel_tree_peel_loop_to_edge): Use new name of
15106 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
15107 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
15108 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
15109 (vect_do_peeling_for_alignment): Use fold.
15110 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
15112 (vect_update_inits_of_dr): Renamed to
15113 vect_update_init_of_dr.
15114 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
15115 (vectorizable_store): Fix assertion to use == instead of =.
15117 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
15119 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
15120 call_used_regs for wCG registers.
15122 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
15124 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
15125 for non-offsettable memory references to cope with outstanding reload
15126 replacements, take 2.
15128 2005-03-15 Uros Bizjak <uros@kss-loka.si>
15131 * config/i386/i386.h (x86_fisttp): New.
15132 (TARGET_FISTTP): New macro.
15133 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
15134 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
15135 instruction when fisttp flag is set.
15136 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
15138 * config/i386/i386.md (type attribute): Add fisttp.
15139 (unit attribute): Set to i387 for fisttp type.
15140 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
15141 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
15143 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
15144 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
15146 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
15147 patterns for TARGET_FISTTP. Enable patterns for
15148 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
15149 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
15150 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
15151 implement fisttp x87 insn.
15152 (fix_trunc*_i387_fisttp splitters): New patterns.
15153 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
15154 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
15155 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
15157 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
15158 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
15159 Implement using mode macros. Disable patterns for TARGET_FISTTP.
15160 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
15161 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
15162 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
15163 Disable patterns for TARGET_FISTTP.
15164 (fix_trunc*_i387 splitters): Implement usign mode macros.
15165 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
15166 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
15167 (fix_trunx*_sse peephole2s): Implement using mode macros.
15169 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
15171 PR rtl-optimization/20291
15172 * combine.c (try_combine): If splitting fails, re-try with
15173 original combined pattern, i.e. before clobber stripping.
15175 2005-03-14 Eric Christopher <echristo@redhat.com>
15177 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
15178 STACK_GROWS_DOWNWARD.
15180 2005-03-14 Roger Sayle <roger@eyesopen.com>
15182 * real.h (struct real_format): Split the signbit field into two
15183 two fields, signbit_ro and signbit_rw.
15184 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
15185 mips_double_format, ieee_extended_motorola_format,
15186 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
15187 ieee_extended_intel_128_format, ibm_extended_format,
15188 mips_extended_format, ieee_quad_format, mips_quad_format,
15189 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
15190 i370_double_format, c4x_single_format, c4x_extended_format,
15191 real_internal_format): Update initializers for new field.
15192 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
15193 real_format structure.
15194 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
15195 field of the real_format structure.
15197 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
15199 Fix PR tree-optimization/20458
15201 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
15202 DECL_EXTERNAL on STRUCT_FIELD tags.
15203 (clear_call_clobbered): Ditto.
15204 * tree-ssa-operands.c (note_addressable): Make sure the original
15205 variable doesn't slip into the addressable list if we have
15207 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
15210 2005-03-14 Geoffrey Keating <geoffk@apple.com>
15212 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
15213 (-fwide-exec-charset): Likewise.
15214 (-finput-charset): Likewise.
15215 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
15216 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
15217 * c.opt (Wnormalized): New.
15219 2005-03-14 Devang Patel <dpatel@apple.com>
15221 * doc/invoke.texi: Add reference to Visibility document.
15223 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
15225 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
15226 MASK_SPLIT_ADDRESSES.
15227 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
15228 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
15229 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
15230 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
15231 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
15232 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
15233 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
15234 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
15235 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
15236 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
15237 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
15238 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
15239 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
15240 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
15241 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
15242 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
15243 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
15244 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
15245 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
15246 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
15247 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
15248 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
15249 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
15250 (TARGET_EXPLICIT_RELOCS): Delete.
15251 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
15252 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
15253 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
15254 (override_options): Set MASK_LONG64 if -mint64 is given and no
15255 -mlongXX option is. Complain about -mint64 -mlong32.
15256 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
15257 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
15258 * config/mips/mips.opt: New file.
15260 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
15262 * config.gcc (extra_options): New variable for listing option files.
15263 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
15264 * configure.ac (extra_opt_files): New AC_SUBST variable.
15265 (tm_file_list, tm_include_list): Include options.h first.
15266 * configure: Regenerate.
15267 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
15268 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
15269 (s-options-h): New rule.
15270 (options.h): Depend on it.
15271 (TEXI_GCCINT_FILES): Add options.texi.
15272 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
15273 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
15274 * target.h (gcc_target): Add default_target_flags and handle_option.
15275 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
15276 (TARGET_HANDLE_OPTION): New macros.
15277 (TARGET_INITIALIZER): Include them.
15278 * opt-functions.awk (opt_args, nth_arg): New functions.
15279 (switch_flags): Handle the "Target" flag.
15280 (var_args): Delete.
15281 (var_name): Use opt_args and nth_arg.
15282 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
15283 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
15284 macros for the "Mask" and "InverseMask" options.
15285 * opts.h (cl_var_cond): New enum.
15286 (cl_option): Replace the "has_set_value" and "set_value" fields with
15287 "var_cond" and "var_value".
15288 (CL_TARGET): New macro.
15289 (option_enabled, print_filtered_help): Declare.
15290 (decode_options): Move definition.
15291 * opts.c (handle_option): Search for the original option before
15292 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
15293 var_cond and var_value fields. Use targetm.handle_option to handle
15295 (decode_options): Set target_flags to targetm.default_target_flags.
15296 (print_filtered_help): Make global. Handle CL_TARGET.
15297 (option_enabled): New function.
15298 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
15299 (display_target_options, set_target_switch, print_switch_values)
15300 (default_pch_valid_p): Guard uses of target_switches with
15301 #ifdef TARGET_SWITCHES. Also...
15302 (display_target_options): Display the CL_TARGET entries in cl_options.
15303 (set_target_option): Don't complain about the "" option when
15304 TARGET_SWITCHES is undefined.
15305 (print_switch_values): Use option_enabled.
15306 (default_pch_valid_p): Check cl_options[] when looking for something
15307 that has changed the value of target_flags.
15308 * c.opt: Remove documentation from top of file.
15309 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
15310 * doc/sourecebuild.texi: Refer to the new options documentation
15311 instead of c.opt. Document machine-specific .opt files.
15312 * doc/tm.texi (target_flags): Say that this variable is declared
15314 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
15315 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
15317 * doc/options.texi: New file.
15319 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
15321 PR middle-end/18628
15322 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
15325 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
15328 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
15329 temporary variable of pointer type if an lvalues is required.
15330 (gimplify_modify_expr_rhs): Request an rvalue from it.
15331 (gimplify_expr): Pass fallback on.
15333 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15335 * cfgbuild.c: Update comments.
15337 2005-03-14 Roger Sayle <roger@eyesopen.com>
15339 PR rtl-optimization/17236
15340 * optabs.c (expand_doubleword_mult): New helper function split out
15341 from expand_binop. Permute the order in which instructions are
15342 emitted to minimize the number of simultaneously live registers.
15343 (expand_binop): Call expand_doubleword_mult to synthesize a double
15344 word multiplication.
15346 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15348 * basic-block.h: Update the prototypes of cached_make_edge and
15350 * cfg.c (cached_make_edge): Take edge_cache representing one
15351 row of the adjacency matrix of edges.
15352 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
15353 (make_edges): Initialize edge_cache to represent one row of
15354 the adjacency matrix of edges.
15356 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15358 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
15360 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
15361 Remove unused removed_phis variable.
15362 (conditional_replacement): Use build1/build2.
15363 (abs_replacement): Use last_and_only_stmt and build1/build2.
15365 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15367 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
15368 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
15369 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
15370 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
15371 * c-common.c (handle_novops_attribute): New function.
15372 (c_common_attribute_table): Add "no vops" entry.
15373 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
15374 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
15375 * tree-ssa-operands.c (get_call_expr_operands): Do not
15376 create virtual operands for calls with ECF_NOVOPS flag.
15377 * tree.h (DECL_IS_NOVOPS): New macro.
15378 (struct tree_decl): Add novops_flag.
15379 (ECF_NOVOPS): New constant.
15381 2005-03-14 Uros Bizjak <uros@kss-loka.si>
15384 * config/i386/i386.c (x86_use_himode_fiop): New.
15385 (x86_use_simode_fiop): Rename from x86_use_fiop.
15386 * config/i386/i386.h (x86_use_himode_fiop): Declare.
15387 (TARGET_USE_HIMODE_FIOP): New.
15388 (x86_use_simode_fiop): Rename from x86_use_fiop.
15389 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
15391 * config/i386/i386.md (X87MODEI12): New mode macro define.
15392 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
15393 to implement x87 FP compare with HImode input operands.
15394 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
15395 Use X87MODEI12 mode macro to handle HImode input operands.
15396 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
15397 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
15398 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
15399 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
15400 macro to implement x87 operators with HImode input operands.
15401 (fop splitters): Use X87MODEI12 mode macro to handle HImode
15404 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15406 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
15408 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
15409 constants invariant.
15411 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
15413 * basic-block.h (BB_VISITED): Removed.
15414 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
15416 2005-03-14 Falk Hueffner <falk@debian.org>
15419 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
15421 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15423 * ggc-zone.c: Fix comment typos.
15425 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
15426 stringpool.c, config/mips/mips-protos.h: Update copyright.
15428 2005-03-14 Alan Modra <amodra@bigpond.net.au>
15430 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
15431 throughout with its typedef, "rtx".
15432 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
15433 (rs6000_tls_symbol_ref_1): Remove inline keyword.
15434 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
15435 regs in comment to match code.
15437 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
15439 * except.c (check_handled): Make it static.
15440 * except.h: Remove the corresponding prototype.
15442 * function.c (get_func_frame_size): Make it static.
15443 * function.h: Remove the corresponding type.
15445 * regclass.c (reg_class_superclasses, reg_class_subclasses):
15447 * hard-reg-set.h: Remove the corresponding declarations.
15449 * tree-cfg.c (verify_stmts): Check that
15450 bb_for_stmt (stmt) == bb for every PHI node and statement.
15452 2005-03-14 Alan Modra <amodra@bigpond.net.au>
15454 * config.gcc: Remove excess indentation.
15455 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
15457 2005-03-13 Roger Sayle <roger@eyesopen.com>
15459 PR middle-end/19331
15460 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
15461 * fold-const.c (fold_sign_changed_comparison): Likewise.
15462 (fold_binary): Optimize comparisons against widened operands if
15463 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
15465 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15467 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
15468 (sparc_override_options): Initialize it.
15469 (sparc_struct_value_rtx): Set it on the MEM to be returned.
15471 2005-03-13 David Edelsohn <edelsohn@gnu.org>
15473 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
15474 (reg_or_none500mem_operand): New predicate.
15475 (zero_reg_mem_operand): New predicate.
15476 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
15477 to reg_or_none500mem_operand.
15478 (extendsfdf2_fpr): Add MEM alternative.
15479 (extenddftf2_internal): Change operand2 predicate to
15480 zero_reg_mem_operand.
15482 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15484 * ggc-zone.c: Rewritten.
15486 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
15488 * configure.ac: Define GGC_ZONE for --with-gc=zone.
15489 * config.in: Regenerated.
15490 * configure: Regenerated.
15491 * gengtype.c (write_types_process_field, write_func_for_structure):
15492 Pass new argument to gt_pch_note_object.
15493 * ggc-common.c (struct ptr_data): Add TYPE.
15494 (gt_pch_note_object): Take TYPE argument and save it.
15495 (call_count): Update call to ggc_pch_count_object.
15496 (call_alloc): Update call to ggc_pch_alloc_object.
15497 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
15499 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
15500 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
15501 (ggc_alloc_zone_stat): Delete.
15502 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
15503 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
15504 (ggc_pch_alloc_object): Update prototypes.
15505 (garbage_zone): Delete.
15506 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
15507 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
15509 (tree_id_zone): New variable.
15510 (ggc_alloc_cleared_zone): Remove unused.
15511 (ggc_alloc_zone): Define.
15512 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
15513 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
15514 ggc_alloc_zone_stat.
15515 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
15516 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
15517 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
15518 (make_node_stat): Likewise. Use tree_id_zone.
15520 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15521 Joseph S. Myers <joseph@codesourcery.com>
15523 * configure.ac: Check for MIPS TLS.
15524 * configure: Regenerated.
15525 * config/mips/mips-protos.h (enum mips_symbol_type): Add
15526 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
15527 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
15528 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
15529 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
15530 (mips_classify_symbol, mips_symbolic_constant_p)
15531 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
15532 (mips_tls_operand_p, mips_call_tls_get_addr)
15533 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
15534 (mips_tls_symbol_ref_1): New functions.
15535 (mips_legitimize_address, mips_legitimize_const_move): Call
15536 mips_legitimize_tls_address.
15537 (override_options): Handle V1_REG and TLS symbols. Disable TLS
15539 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
15540 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
15541 (mips_char_to_class): Document V1_REG.
15542 (HAVE_AS_TLS): Provide default.
15543 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
15545 (load_got<mode>): Renamed from *load_got<mode>. Allow when
15547 (tls_get_tp_<mode>): New instruction.
15549 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15551 * configure.ac: Update checks for target tools.
15552 * configure: Regenerated.
15554 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
15556 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
15558 2005-03-13 Roger Sayle <roger@eyesopen.com>
15560 * expmed.c (expand_mult): Use synthetic multiplication sequences for
15561 more classes of DImode multiplication by constant. Allow both
15562 multiplication by small negative constants (by performing a
15563 multiplication by a positive constant and negating the result) and
15564 multiplications by large powers of two, by using a left shift.
15566 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
15568 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
15569 of basic blocks into work_stack.
15571 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
15572 config/mips/vr.h: Update copyright.
15574 * c-decl.c (c_init_decl_processing): Remove useless calls to
15575 build_function_type.
15577 * builtins.c (fold_trunc_transparent_mathfn,
15578 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
15579 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
15580 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
15581 fold_builtin_strcpy, fold_builtin_strncpy,
15582 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
15585 * builtins.c (expand_builtin_mathfn_3): Remove local variable
15588 * lambda-code.c (lambda_compute_auxillary_space): Remove local
15589 variable determinant.
15591 * tree-cfg.c (group_case_labels): Remove local variable type.
15593 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
15596 * tree-ssa-phiopt.c (value_replacement): Remove local variable
15599 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
15602 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
15603 (*movmemqi_insn): Delete.
15604 (*movmemhi): Delete.
15606 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
15608 * builtins.c (fold_builtin_classify): Take decomposed
15609 arguments of CALL_EXPR.
15610 (fold_builtin_1): Update a call to fold_builtin_classify.
15612 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
15615 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
15616 through into call to parser_xref_tag after parse error.
15617 (c_parser_struct_declaration): Consistently return NULL_TREE on
15620 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
15622 * tree-flow-inline.h (ref_contains_array_ref): New function.
15623 (lookup_subvars_for_var): Ditto.
15624 (get_subvars_for_var): Ditto.
15625 (var_can_have_subvars): Ditto.
15627 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
15628 (struct subvar): New type.
15630 * tree-dfa.c (okay_component_ref_for_subvars): New function.
15632 * tree-optimize.c (init_tree_optimization_passes): Call
15633 pass_create_structure_vars.
15635 * tree-ssa-alias.c: Include vec.h.
15636 (init_alias_info): Don't auto-clear call clobbered on struct-field
15638 (compute_flow_insensitive_aliasing): Handle subvars.
15639 (group_aliases): Handle STRUCT_FIELD aliases.
15640 (setup_pointers_and_addressables): Ditto.
15641 Don't mark variables non-addressable if they still have
15642 addressable subvars.
15643 Also mark subvars addressable when the real variable is marked
15645 (add_pointed_to_var): Try to prune the pointed-to set by only
15646 pointing to subvars when possible.
15647 Otherwise, make sure we set addresses_needed and pt_vars to
15648 properly include subvars.
15649 (bitpos_of_field): New function.
15650 (push_fields_onto_fieldstack): Ditto.
15651 (get_or_create_used_part_for): Ditto.
15652 (create_overlap_variables_for): Ditto.
15653 (find_used_portions): Ditto.
15654 (create_structure_vars): Ditto.
15655 (pass_create_structure_vars): New structure.
15657 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
15658 (get_expr_operands): Handle subvars. Also try to turn
15659 COMPONENT_REF accesses into must-defs now that we can accurately
15661 (note_addressable): Try to only mark as addressable those subvars
15662 we know a COMPONENT_REF touches.
15663 (overlap_subvar): New function.
15665 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
15666 Handle subvar storing.
15667 (vect_address_analysis): Update caller of vect_object_analysis.
15669 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
15671 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
15672 (STMT_VINFO_SUBVARS): New macro.
15674 * common.opts: add flag_tree_salias.
15676 * opts.c (decode_options): flag_tree_salias defaults to on.
15678 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
15680 * doc/tree-ssa.texi: Document structural alias analysis.
15682 2005-03-12 Steven Bosscher <stevenb@suse.de>
15684 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
15685 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
15686 * tree-ssa-operands.c (get_expr_operands): Likewise.
15687 (get_expr_operands): Likewise for ERROR_MARK.
15689 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
15691 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
15694 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
15697 * tree-ssa-pre.c (compute_avail): Remove local variable val.
15698 (mark_operand_necessary): Remove local variable ver.
15700 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
15701 variable prefix_len.
15703 * value-prof.c (mod_subtract_transform): Remove local variable
15706 * builtins.c (fold_builtin_exponent): Take decomposed
15707 arguments of CALL_EXPR.
15708 (fold_builtin_1): Update a call to fold_builtin_exponent.
15710 * builtins.c (fold_builtin_logarithm): Take decomposed
15711 arguments of CALL_EXPR.
15712 (fold_builtin_1): Update a call to fold_builtin_logarithm.
15714 * c-decl.c (c_init_decl_processing): Remove local variables
15715 ptr_ftype_void and ptr_ftype_ptr.
15717 * gimplify.c (gimplify_expr): Remove local variables r0 and
15720 * reg-stack.c (move_for_stack_reg): Remove local variable
15722 (compare_for_stack_reg): Remove local variable flags_user.
15723 (convert_regs_1): Remove local variable deleted.
15725 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
15727 (combine_blocks): Remove local variables exits and new_e.
15729 * tree-inline.c (expand_call_inline): Remove local variable
15732 * tree-ssa-live.c (create_ssa_var_map,
15733 calculate_live_on_entry): Remove local variable snn.
15735 2005-03-12 Geoffrey Keating <geoffk@apple.com>
15737 * c-lex.c (c_lex_with_flags): Add parameter to call to
15740 2005-03-11 Per Bothner <per@bothner.com>
15742 * c-tree.h (struct c_declarator): New id_loc field.
15743 * c-pragma.h (c_lex_with_flags): Take position reference.
15744 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
15745 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
15746 (c_lex): Pass dummy location to c_lex_with_flags.
15747 * c-parser.c (c_lex_one_token): Set c_token's location using
15748 c_lex_with_flags, instead of input_location, which might be "ahead".
15749 (c_parser_direct_declarator): Set declarator's id_loc from
15751 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
15752 declarator's id_loc, rather than probably-imprecise input_location.
15753 (build_id_declarator): Initialize c_declarator's id_loc field.
15755 2005-03-11 Roger Sayle <roger@eyesopen.com>
15757 PR middle-end/20419
15758 * builtins.c (expand_builtin_signbit): Force the signbit's word
15759 into an integer register to avoid SUBREGs of floating point modes.
15761 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
15763 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
15764 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
15765 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
15766 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
15768 2005-03-11 David Edelsohn <edelsohn@gnu.org>
15770 PR rtl-optimization/20306
15771 * expr.c (emit_move_complex): Set try_int false if mode is
15772 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
15773 emit_block_move if try_int is true.
15775 2005-03-11 Richard Henderson <rth@redhat.com>
15778 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
15779 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
15782 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
15784 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
15785 (TARGET_FIX_VR4130): New macro.
15786 (TARGET_OPTIONS): Add -mfix-vr4130.
15787 (ISA_HAS_MACCHI): New macro.
15788 (ASM_SPEC): Add -mfix-vr4130.
15789 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
15790 (override_options): Handle mips_fix_vr4130_string.
15791 (mips_avoid_hazards): Clear all_noreorder_p
15792 if we're working around VR4130 errata and the macc alternatives
15794 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
15795 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
15796 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
15797 (MULTILIB_DEFAULTS): Remove leading "march=".
15798 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
15799 if no architecture option is given.
15800 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
15802 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
15803 * doc/invoke.texi: Document -mfix-vr4130.
15805 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
15807 * config/mips/mips.c (override_options): Only warn about -mint64
15808 deprecation if TARGET_INT64.
15810 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15812 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
15813 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
15814 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
15815 are non-specific regarding the nonnull parameter positions.
15816 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
15817 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
15818 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
15819 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
15821 * builtins.def: Use the non-specific "nonnull" attibute lists.
15823 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15825 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15826 single_pred_edge, single_succ, single_pred): Improve comments.
15828 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15830 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15831 single_pred_edge, single_succ, single_pred): New inline functions.
15832 * bb-reorder.c (rotate_loop, find_traces_1_round,
15833 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
15834 duplicate_computed_gotos): Use the single_succ/pred functions.
15835 * cfganal.c (forwarder_block_p): Ditto.
15836 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
15837 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15838 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
15839 merge_seq_blocks): Ditto.
15840 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
15841 * cfglayout.c (fixup_reorder_chain): Ditto.
15842 * cfgloop.c (mark_single_exit_loops, update_latch_info,
15843 canonicalize_loop_headers, verify_loop_structure): Ditto.
15844 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
15845 mfb_update_loops, create_preheader, force_single_succ_latches,
15846 create_loop_notes): Ditto.
15847 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
15848 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
15849 commit_one_edge_insertion, purge_dead_edges,
15850 cfg_layout_can_merge_blocks_p): Ditto.
15851 * except.c (sjlj_emit_function_enter): Ditto.
15852 * flow.c (init_propagate_block_info): Ditto.
15853 * function.c (thread_prologue_and_epilogue_insns): Ditto.
15854 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
15855 insert_insn_end_bb): Ditto.
15856 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
15857 find_if_case_2): Ditto.
15858 * lambda-code.c (perfect_nestify): Ditto.
15859 * lcm.c (optimize_mode_switching): Ditto.
15860 * loop-doloop.c (doloop_modify): Ditto.
15861 * loop-init.c (loop_optimizer_init): Ditto.
15862 * loop-iv.c (simplify_using_initial_values): Ditto.
15863 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15864 * loop-unswitch.c (unswitch_loop): Ditto.
15865 * modulo-sched.c (generate_prolog_epilog): Ditto.
15866 * predict.c (combine_predictions_for_insn, estimate_probability,
15867 tree_estimate_probability, last_basic_block_p,
15868 estimate_bb_frequencies): Ditto.
15869 * profile.c (branch_prob): Ditto.
15870 * regrename.c (copyprop_hardreg_forward): Ditto.
15871 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
15872 * tracer.c (layout_superblocks): Ditto.
15873 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
15874 cfg_remove_useless_stmts_bb, cleanup_control_flow,
15875 cleanup_control_expr_graph, disband_implicit_edges,
15876 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
15877 tree_verify_flow_info, tree_make_forwarder_block,
15878 tree_forwarder_block_p, remove_forwarder_block,
15879 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
15880 * tree-if-conv.c (tree_if_conversion): Ditto.
15881 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15882 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
15883 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
15884 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
15885 copy_loop_headers): Ditto.
15886 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
15887 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
15888 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
15889 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
15890 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
15891 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
15892 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
15893 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
15894 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
15895 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
15896 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
15897 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
15898 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15899 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
15900 slpeel_add_loop_guard): Ditto.
15902 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
15904 PR tree-optimization/15784
15905 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15908 * stmt.c (expand_case): Don't change index_type. Convert minval
15909 to the proper type.
15911 PR tree-optimization/20130
15912 * fold-const.c (fold): Fold x * -1 into -x.
15914 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
15916 PR rtl-optimization/20331
15917 * rtlanal.c (modified_between_p): Check its address first for MEM.
15918 (modified_in_p): Likewise.
15920 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
15922 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
15924 2005-03-10 Steven Bosscher <stevenb@suse.de>
15926 * expr.c (expand_expr_real_1): If possible, use a conditional
15927 move for expanding MIN_EXPR and MAX_EXPR.
15928 Use temp for moving around rtx-en.
15930 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
15933 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
15936 2005-03-10 Roger Sayle <roger@eyesopen.com>
15938 * builtins.c (expand_builtin_signbit): Extend to handle floating
15939 point modes wider than the largest integer type, using the
15940 operand_subword_force function to obtain the signbit's word.
15942 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15945 * combine.c (try_combine): If recog_for_combine added CLOBBERs
15946 to NEWI2PAT, fail to combine if they are used by NEWPAT.
15948 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
15950 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
15952 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
15954 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
15956 (perform_edge_inserts): Unconditionally call
15957 free_dominator_info.
15959 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
15961 2005-03-10 Bob Wilson <bob.wilson@acm.org>
15963 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
15965 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
15967 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
15969 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
15971 (rtl_register_value_prof_hooks,
15972 tree_value_profile_transformations,
15973 tree_register_value_prof_hooks): Likewise.
15974 * var-tracking.c (stack_adjust_offset_pre_post,
15975 variable_htab_free, variable_union, dataflow_set_different_2,
15976 count_uses, variable_was_changed, set_frame_base_location,
15977 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
15978 vt_add_function_parameters): Likewise.
15979 * varasm.c (named_section_real, named_section, make_decl_rtl,
15980 asm_emit_uninitialised, assemble_integer, decode_addr_const,
15981 const_hash_1, compare_constant, copy_constant, force_const_mem,
15982 output_constant_pool_2, output_constant_pool_1, output_constant,
15983 output_constructor, make_decl_one_only, decl_tls_model,
15984 default_no_named_section, default_elf_select_section_1,
15985 default_unique_section_1): Likewise.
15986 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
15987 * vmsdbgout.c (addr_const_to_string): Likewise.
15990 * function.c (struct assign_parm_data_one): Remove last_named
15992 (assign_parm_find_data_types): Don't determine last_named.
15993 Reorder named_parm determination.
15994 (assign_parms): Only setup varargs on the last non-varadic
15997 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
15999 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
16000 sda base address on medium model.
16002 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
16004 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
16005 * cfgloop.c (flow_loop_nodes_find): Export.
16006 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
16008 * cfgloopmanip.c (fix_loop_structure): New function.
16009 * predict.c (predict_loops): Clean up the loops information.
16010 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
16011 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
16013 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
16014 (rewrite_into_loop_closed_ssa): Declaration changed.
16015 * tree-loop-linear.c (linear_transform_loops): Add argument to
16016 rewrite_into_loop_closed_ssa call.
16017 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
16018 * tree-ssa-loop-im.c (move_computations): Ditto.
16019 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
16020 * tree-vectorizer.c (vectorize_loops): Ditto.
16021 * tree-optimize.c: Include cfgloop.h.
16022 (execute_todo): Choose whether to call cleanup_tree_cfg or
16023 cleanup_tree_cfg_loop.
16024 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
16025 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
16026 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
16027 cleanup_tree_cfg_loop call.
16028 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
16029 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
16030 work on part of cfg.
16032 2005-03-10 Jakub Jelinek <jakub@redhat.com>
16034 PR inline-asm/20314
16035 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
16036 with multiple alternatives.
16038 * stmt.c (parse_output_constraint): Fix a typo.
16040 2005-03-09 Bob Wilson <bob.wilson@acm.org>
16042 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
16043 assembly directive instead of deprecated "no-generics".
16045 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
16047 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
16048 for non-offsettable memory references to cope with outstanding reload
16050 * config/s390/s390.md ("reload_outti"): Call find_replacement to
16051 avoid losing outstanding address reloads.
16052 ("reload_outdi", "reload_outdf"): Likewise.
16054 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16056 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
16057 code. Add more cbrt transformations.
16059 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16061 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
16063 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
16065 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
16066 NULL_TREE when a given tree is not simplified.
16067 (fold): Return the original tree when any of the functions
16068 mentioned above NULL_TREE.
16070 * fold-const.c (fold_unary, fold_binary): Take decomposed
16071 arguments, code, type, op0, and op1 in case of fold_binary.
16072 (fold): Update calls to fold_unary and fold_binary.
16074 2005-03-09 Roger Sayle <roger@eyesopen.com>
16076 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
16077 a fndecl and an arglist instead of a CALL_EXPR, exp.
16079 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
16081 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
16083 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
16085 * expr.c (expand_assignment): Remove orig_to_rtx.
16087 * fold-const.c (int_const_binop): Remove no_overflow.
16089 * ifcvt.c (noce_emit_move_insn): Remove inmode.
16091 * loop-iv.c (get_biv_step_1): Remove lhs.
16093 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
16095 * real.c (real_nan): Remove neg.
16097 * function.c (thread_prologue_and_epilogue_insns): Remove i
16100 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
16103 * tree-eh.c (tree_could_trap_p): Remove idx.
16105 * tree-into-ssa.c (ann): Remove ann.
16107 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
16109 * tree-sra.c (decide_block_copy): Remove inst_count.
16111 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
16113 * tree-ssa-loop-im.c (lhs): Remove.
16115 * cfgbuild.c (state, STATE, SET_STATE,
16116 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
16118 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
16119 (find_basic_blocks): Set the state of each basic block to
16122 2005-03-08 Jeff Law <law@redhat.com>
16124 * tree-cfg.c (cleanup_control_flow): If removal of a computed
16125 goto results in the removal of edges in the CFG, then we need
16126 to recompute dominators.
16128 2005-03-09 Ben Elliston <bje@au.ibm.com>
16130 * c-common.c (c_do_switch_warnings): Comment fix.
16132 2005-03-08 Julian Brown <julian@codesourcery.com>
16134 * Patch from 2005-03-08 reverted for causing regressions and
16135 ppc-darwin bootstrap failure.
16137 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
16139 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
16140 Define the real function for ppc-darwin.
16141 * c-typeck.c (convert_arguments): Check for target-specific
16142 invalid argument call to unprototyped function.
16143 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
16145 * target.h (invalid_arg_for_unprototyped_fn): New field
16147 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
16148 default target hook.
16149 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
16152 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
16154 * c-typeck.c (constructor_stack, constructor_range_stack,
16155 initializer_stack): Make them static.
16157 * cfg.c (rbi_pool): Make it static.
16159 * gimple-low.c (lower_stmt_body): Make it static.
16160 * tree-flow.h: Remove the corresponding prototype. Don't
16161 declare lower_data.
16163 * sched-deps.c (cache_size): Make it static.
16165 * stor-layout.c (lang_adjust_rli): Make it static.
16167 2005-03-08 Julian Brown <julian@codesourcery.com>
16169 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16170 from being used for symbols with vague linkage when
16171 HAVE_GAS_COMDAT_GROUP is true.
16173 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
16175 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
16176 nlabel == JUMP_LABEL (jump).
16178 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
16180 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
16181 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
16182 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
16183 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
16185 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
16188 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
16189 * c-common.c (handle_returns_twice): New function.
16190 (c_common_attribute_table): Declare eturns_twice' attribute.
16191 * doc/extend.texi: Document eturns_twice' attribute.
16192 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
16193 (struct tree_decl): Add returns_twice_flag.
16195 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
16197 * tree-ssa-phiopt.c: Fix a comment typo.
16199 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
16200 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
16201 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
16204 2005-03-08 Richard Henderson <rth@redhat.com>
16206 * config/alpha/alpha.c (code_for_builtin): Replace special-case
16207 builtin codes with ctzdi2, clzdi2, popcountdi2.
16208 (struct alpha_builtin_def): Add is_const.
16209 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
16210 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
16211 (alpha_init_builtins): Init them. Set nothrow and const attributes
16213 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
16214 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
16215 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
16216 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
16217 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
16218 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
16219 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
16220 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
16221 (TARGET_FOLD_BUILTIN): New.
16222 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
16223 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
16225 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
16227 2005-03-08 Ira Rosen <irar@il.ibm.com>
16229 PR tree-optimization/20122
16230 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
16231 condition of access function instead of base.
16233 2005-03-07 Jeff Law <law@redhat.com>
16234 Steven Bosscher <stevenb@suse.de>
16236 * tree-cfg.c (find_taken_edge_computed_goto): New function.
16237 (find_taken_edge): Call find_taken_edge_computed_goto as
16238 appropriate. Allow any gimple invariant rather than just
16239 INTEGER_CST for VAL.
16240 (cleanup_control_flow): Cleanup a computed goto which has turned
16241 into a simple goto.
16242 (tree_merge_blocks): If block B has any forced labels, move
16243 them to the start of block A.
16244 * tree-ssa-dom.c (thread_across_edge): Allow threading across
16245 computed gotos as well.
16246 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
16247 removal of unnecessary computed gotos too.
16248 (lookup_redirection_data): Fix type of INSERT argument. Callers
16251 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
16253 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
16254 Remove trailing spaces.
16256 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
16257 unshare_all_trees): Make them static.
16258 * tree-gimple.h: Remove the corresponding prototypes.
16260 * diagnostic.h: Remove unused prototype
16261 debug_output_buffer.
16262 * modulo-sched.c: Remove unused prototype
16263 set_row_column_for_ps.
16265 * tree-ssa-phiopt.c (tree_ssa_phiopt,
16266 replace_phi_edge_with_variable): Remove unused variable i.
16268 2005-03-07 Per Bothner <per@bothner.com>
16270 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
16272 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
16275 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
16276 bbs on the COND_EXPR instead of the PHI_NODEs.
16277 (candidate_bb_for_phi_optimization): Remove.
16278 (replace_phi_with_stmt): Rename to ...
16279 (replace_phi_edge_with_variable): this and change so that we
16280 replace the phi argument instead of removing the PHI.
16281 (conditional_replacement): Change so we deal with PHI with more
16282 than two arguments.
16283 (value_replacement): Likewise.
16284 (abs_replacement): Likewise.
16286 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
16288 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
16289 output_e500_flip_gt_bit.
16291 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
16293 (rs6000_generate_compare): Fix logic to look at the correct bits.
16294 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
16296 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
16297 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
16298 gen_move_from_CR_gt_bit.
16300 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
16301 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
16302 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
16304 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
16305 (E500_CR_IOR_COMPARE): New constant.
16307 2005-03-08 Earl Chew <earl_chew@agilent.com>
16308 David Billinghurst <David.Billinghurst@riotinto.com>
16310 * config/i386/host-cygwin.c: New file to support precompiled
16312 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
16313 * config.host: Use above files for cygwin host.
16315 2005-03-07 David Edelsohn <edelsohn@gnu.org>
16317 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
16318 ordering ops from earlier change.
16320 2005-03-07 Per Bothner <per@bothner.com>
16322 Various fixes to allow us to again build if --enable-mapped-location:
16323 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
16324 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
16325 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
16326 local variable loc. Change logic appropriately.
16327 * tree-vect-transform.c (vect_finish_stmt_generation): Use
16328 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
16329 * c-parser.c (c_parser_for_statement): Initialize loc variable.
16330 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
16331 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
16333 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
16335 PR rtl-optimization/19683
16336 * reload1.c (choose_reload_regs): Pass the number of bits, not the
16337 number of bytes, to smallest_int_for_mode. Fix arguments to
16338 REG_CANNOT_CHANGE_MODE_P.
16340 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16342 * reorg.c (relax_delay_slots): Check that the jump is
16343 conditional before trying to invert it.
16345 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
16347 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
16350 * calls (stack_arg_under_construction): Make it static.
16352 * flow.c (regs_live_at_setjmp): Make it static.
16353 * flow.h: Remove the corresponding prototype.
16355 * reload1.c (reload_startobj, reload_firstobj,
16356 something_needs_operands_changed, reload_inherited,
16357 reload_inheritance_insn, reload_override_in,
16358 reload_spill_index): Make them static.
16360 * recog.c (verify_changes): Make it static.
16361 * recog.h: Remove the corresponding prototype.
16363 * cfgbuild.c (find_sub_basic_blocks): Remove.
16364 * basic-block.h: Remove the corresponding prototype.
16365 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
16367 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
16369 * tree-ssa-operands.c (check_build_stmt): Remove.
16371 * stor-layout.c (set_alignment): Remove.
16372 * tree.h: Remove the corresponding prototype.
16374 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
16376 * tree-ssa-dce.c (control_dependence_map,
16377 visited_control_parents): Make them static.
16379 * cfghooks.c (verify_flow_info): Remove local variable
16382 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
16385 * loop-unswitch.c (unswitch_loop): Remove local variable src.
16387 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
16389 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
16391 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
16393 * config/ia64/hpux.h (LINK_SPEC): Add -z.
16394 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
16395 PARALLEL for an empty structure.
16397 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
16399 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
16401 * fold-const.c (fold_binary): Unroll the very first "for"
16404 2005-03-06 David Edelsohn <edelsohn@gnu.org>
16406 * config/rs6000/predicates.md (branch_comparison_operator): Remove
16407 redundant match_code test.
16408 (scc_comparison_operator): Swap match_operand and match_code
16410 (branch_positive_comparison_operator): Same.
16411 (trap_comparison_operator): Use comparison_operator and swap with
16414 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
16417 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
16418 (out_movhi_r_mr): Read low byte of volatile MEM first.
16419 (out_movhi_mr_r): Write high byte of volatile MEM first.
16421 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
16423 * cselib.c (reg_values, reg_values_size): Make them static.
16425 * cse.c (cse_reg_info_table): Make it static.
16427 * fold-const.c (fold_unary): Use build1 instead of copy_node.
16429 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
16431 * cse.c (find_best_addr): Use canon_for_address.
16433 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
16435 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
16436 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
16437 SUBREG and MEM, respectively.
16439 * fold-const.c (fold_binary): Use code instead of t.
16441 * fold-const.c (optimize_minmax_comparison): Take decomposed
16442 arguments code, type, op0, and op1 instead of t.
16443 (fold_binary): Update a call to optimize_minmax_comparison.
16445 * fold-const.c (fold_range_test): Take decomposed arguments
16446 code, type, op0, and op1 instead of t.
16447 (fold_binary): Update a call to fold_range_test.
16449 * fold-const.c (fold_binary_op_with_conditional_arg): Take
16450 decomposed arguments code, type, op0, and op1 instead of t.
16451 (fold_binary): Update a call to fold_range_test.
16453 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
16455 * fold-const.c (fold_binary): Avoid directly using the original
16456 expression t as much as possible.
16458 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
16460 * c-semantics.c (build_stmt): Use TYPE_P instead of
16461 IS_NON_TYPE_CODE_CLASS.
16462 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
16463 (NON_TYPE_CHECK): Use TYPE_P instead of
16464 IS_NON_TYPE_CODE_CLASS.
16466 * fold-const.c (fold): Remove handling of binary expressions.
16468 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
16470 * doc/c-tree.texi: Wrap comments in @r{}.
16471 * doc/cpp.texi: Likewise.
16472 * doc/cppinternals.texi: Likewise.
16473 * doc/extend.texi: Likewise.
16474 * doc/md.texi: Likewise.
16475 * doc/objc.texi: Likewise.
16476 * doc/sourcebuild.texi: Likewise.
16477 * doc/tm.texi: Likewise.
16478 * doc/tree-ssa.texi
16480 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
16482 * predict.c (apply_return_prediction): Standardize PHI chain
16484 * tree-ssa.c (ssa_redirect_edge): Likewise.
16486 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
16487 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
16490 * tree-phinodes.c (remove_phi_node): Drop the last argument.
16491 * tree-flow.h: Adjust the prototype for remove_phi_node.
16492 * lambda-code.c (perfect_nestify): Adjust a call to
16495 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
16496 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
16498 * tree-ssa-dce.c (remove_dead_phis): Likewise.
16499 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
16500 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
16501 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
16503 * combine.c (simplify_and_const_int): Use gen_int_mode instead
16504 of GEN_INT (trunc_int_for_mode (...)).
16505 * loop-iv.c (iv_number_of_iterations): Likewise.
16506 * postreload.c (reload_cse_move2add): Likewise.
16507 * simplify-rtx.c (simplify_const_unary_operation,
16508 simplify_const_binary_operation): Likewise.
16509 * stor-layout.c (get_mode_bounds): Likewise.
16511 * fold-const.c (fold_binary): New.
16512 (fold): Call fold_binary on binary expressions.
16514 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
16516 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
16517 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
16518 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
16519 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
16520 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
16522 2005-03-04 Devang Patel <dpatel@apple.com>
16524 PR tree-optimization/18815
16525 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
16526 loops with zero exit edges.
16528 2005-03-04 Devang Patel <dpatel@apple.com>
16530 * doc/invoke.texi: Remove reference to webpage that does not exist.
16532 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
16533 Joseph S. Myers <joseph@codesourcery.com>
16536 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
16537 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
16538 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
16539 * pa.c (get_plabel): Change argument to symbol_ref. Call
16540 maybe_get_identifier instead of get_identifier.
16541 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
16542 (struct deferred_plabel): Replace name field with symbol field.
16543 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
16544 ASM_OUTPUT_EXTERNAL_REAL is defined.
16545 (output_global_address): Use output_addr_const for output of all
16547 (output_deferred_plabels): Use symbol_ref instead of name for address
16549 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
16550 ASM_OUTPUT_SYMBOL_REF): New macros.
16551 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
16553 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
16556 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
16558 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
16559 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
16561 2005-03-04 Jeff Law <law@redhat.com>
16563 * basic-block.h (rediscover_loops_after_threading): Declare.
16564 * tree-ssa-dom.c: Include cfgloop.h.
16565 (tree_ssa_dominator_optimize): Discover loops and some basic
16566 properties. Remove forwarder blocks recreated by loop header
16567 canonicalization. Also mark backedges in the CFG.
16568 * tree-ssa-threadupdate.c: Include cfgloop.h
16569 (rediscover_loops_after_threading): Define.
16570 (struct local_info): New field, JUMP_THREADED.
16571 (prune_undesirable_thread_requests): New function.
16572 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
16573 then record that fact for the callers of redirct_edges.
16574 (thread_block): If BB has incoming backedges, then call
16575 prune_undesirable_thraed_requests. Note when we are
16576 going to have to rediscover loop information. Return a
16577 boolean indicating if any jumps were threaded.
16578 (thread_through_all_blocks): Bubble up boolean indicating
16579 if any jumps were threaded.
16580 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
16581 (tree-ssa-threadupdate.o): Similarly.
16583 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
16585 * fold-const.c (fold_ternary): Unroll the "for" loop to
16588 2005-03-04 Andrew Haley <aph@redhat.com>
16590 * unwind-dw2-fde-glibc.c (struct
16591 unw_eh_callback_data.check_cache): New field.
16592 (frame_hdr_cache): New.
16593 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
16594 Cache frame header info.
16596 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
16598 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
16599 (print_c_condition): Declare.
16600 * read-rtl.c (ptr_loc): New structure.
16601 (ptr_locs, ptr_loc_obstack, joined_conditions)
16602 (joined_conditions_obstack): New variables.
16603 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
16604 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
16605 (join_c_conditions, print_c_condition): New functions.
16606 (apply_macro_to_string): Associate the new string with the same
16607 source location as the old one.
16608 (add_condition_to_string): Use join_c_conditions.
16609 (read_string): Use set_rtx_ptr_loc to record a filename and line
16610 number for the string.
16611 (read_rtx): Initialize the new variables above.
16612 * genattrtab.c (write_test_expr, write_attr_value): Use
16614 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
16615 comment above the GCC_VERSION check.
16616 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
16617 Inline the definition of MAYBE_EVAL.
16618 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
16619 * genoutput.c (process_template): Likewise.
16620 * genpreds.c (write_predicate_subfunction): Likewise.
16621 (write_predicate_expr): Use print_c_condition.
16622 * genrecog.c (write_cond): Likewise.
16623 * gensupport.c (process_rtx): Use join_c_conditions to join the
16624 conditions of a define_insn_and_split. Record a source location
16625 for the string after the "&&".
16626 (alter_test_for_insn): Use join_c_conditions.
16628 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
16631 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
16632 PR tree-optimization/15784
16633 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
16636 2005-03-04 Ben Elliston <bje@au.ibm.com>
16638 * gcc.c (option_map): Add --coverage.
16639 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
16640 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
16641 * config/darwin.h: Pass -lgcov for `coverage'.
16642 * doc/invoke.texi (Debugging Options): Document --coverage.
16644 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
16646 * gcse.c (bypass_block): Use find_edge wherever possible.
16648 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
16652 * c-opts.c (c_common_parse_file): Call start_source_file
16653 and end_source_file at the approriate times.
16655 * dwarf2out.c (dwarf2out_finish): Don't auto-end
16656 the main file, it will be done for us now.
16658 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
16660 * fold-const.c (fold_ternary): New.
16661 (fold): Call fold_ternary on ternary expressions. Remove
16662 handling of ternary expressions.
16664 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
16666 PR tree-optimization/15784
16667 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
16670 2005-03-03 David Edelsohn <edelsohn@gnu.org>
16672 * config/rs6000/predicates.md (branch_comparison_operator):
16673 Convert from C block to conditional format.
16675 2005-03-03 Jan Hubicka <jh@suse.cz>
16677 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
16678 and non-constant public variables.
16680 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
16682 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
16685 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
16688 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
16689 calls to release_ssa_name and release_phi_node.
16691 * fold-const.c (fold): Remove handling of unary expressions.
16693 * fold-const.c (fold_unary): Avoid directly using the original
16694 expression t as much as possible.
16696 2005-03-03 Roger Sayle <roger@eyesopen.com>
16697 Andrew Pinski <pinskia@physics.uc.edu>
16699 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
16700 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
16702 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
16704 Describe special registers SRP and MOF as allocatable registers.
16705 * config/cris/cris.c (cris_md_asm_clobbers): New function.
16706 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
16707 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
16708 TARGET_HAS_MUL_INSNS.
16709 (cris_print_operand) <case 'd'>: New case.
16710 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
16711 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
16713 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
16714 (REG_ALLOC_ORDER): Update for MOF.
16715 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
16717 (GENERAL_REGS): No longer a define of ALL_REGS.
16718 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
16719 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
16720 Adjust accordingly.
16721 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
16722 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
16723 (SECONDARY_RELOAD_CLASS): Define.
16724 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
16725 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
16726 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
16727 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
16728 (REGISTER_MOVE_COST): Define.
16729 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
16730 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
16731 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
16732 (CRIS_MOF_REGNUM): New define_constants.
16733 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
16735 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
16737 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
16738 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
16739 Adjust for MOF being properly described as a register.
16740 (indir_to_reg_split): Name this split. Conditionalize on the
16741 destination register being a general register.
16742 (movei): Conditionalize on on operands 0 and 1 having the same
16745 2005-03-03 Alan Modra <amodra@bigpond.net.au>
16748 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
16749 -mcpu to override any other explicitly given flags.
16751 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
16753 * recog.c (verify_changes, confirm_change_group): New functions,
16754 broken out of apply_change_group.
16755 (apply_change_group): Use them.
16756 * recog.h (verify_change, confirm_change_group): Declare.
16757 * rtl.h (redirect_jump_2): Declare.
16758 * jump.c (redirect_exp, invert_exp): Delete.
16759 (invert_exp_1): Take second parameter. Return value. Changed caller.
16760 (redirect_jump_2): New function, broken out of redirect_jump.
16761 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
16762 (invert_jump): Use invert_jump_1 and redirect_jump_2.
16763 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
16765 2005-03-02 Geoffrey Keating <geoffk@apple.com>
16767 * varasm.c (named_section): Use xstrdup rather than doing it by
16770 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
16772 2005-03-02 Devang Patel <dpatel@apple.com>
16774 Undo PR tree-optimization/18815 fix.
16776 2005-03-02 Devang Patel <dpatel@apple.com>
16778 PR tree-optimization/18815
16779 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
16780 loops with zero exit edges.
16782 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
16784 * cfg.c (connect_src, connect_dest, disconnect_src,
16785 disconnct_dest): New.
16786 (unchecked_make_edge, remove_edge, redirect_edge_succ,
16787 redirect_edge_pred): Use the new functions.
16789 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
16790 free_dominance_info only when needed.
16792 2005-03-02 David Edelsohn <edelsohn@gnu.org>
16795 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
16796 (reg_or_sub_cint64_operand): Same.
16798 2005-03-02 Jeff Law <law@redhat.com>
16800 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
16801 CFG_ALTERED in the main DOM iteration loop.
16803 2005-03-02 Mark Mitchell <mark@codesourcery.com>
16806 * varasm.c (initializer_constant_valid_p): Allow conversions
16807 between OFFSET_TYPEs. Tidy.
16809 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
16811 * config/cris/cris.md ("return"): Remove epilogue delay list
16814 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
16816 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
16818 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
16820 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
16822 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
16823 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
16824 config/m68k/m68k.c, config/mips/mips.h,
16825 config/rs6000/rs6000-protos.h, doc/contrib.texi,
16826 doc/include/gcc-common.texi: Update copyright.
16828 PR middle-end/18029 and PR middle-end/18030
16829 * expr.c (optimize_bitfield_assignment_op): Add a special case
16830 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
16832 * fold-const.c (fold_unary): New.
16833 (fold): Call fold_unary on unary expressions.
16835 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
16837 * cgraph.h (struct cgraph_edge): Add prev_caller and
16838 prev_callee fields.
16839 (cgraph_node_remove_callees): Export.
16840 * cgraph.c (cgraph_create_edge): Initialize prev_caller
16842 (cgraph_edge_remove_callee): New function.
16843 (cgraph_edge_remove_caller): Likewise.
16844 (cgraph_remove_edge): Use.
16845 (cgraph_redirect_edge_callee): Likewise.
16846 (cgraph_node_remove_callees): New function.
16847 (cgraph_node_remove_callers): Likewise.
16848 (cgraph_remove_node): Use.
16849 * tree-optimize.c (tree_rest_of_compilation): Use
16850 cgraph_node_remove_callees instead of manual loop.
16851 * cgraphunit.c (cgraph_finalize_function): Likewise.
16852 (cgraph_expand_function): Likewise.
16853 (cgraph_remove_unreachable_nodes): Likewise.
16855 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
16858 * c-tree.h (undeclared_variable, build_external_ref): Add extra
16860 * c-decl.c (undeclared_variable): Take location as argument.
16861 * c-typeck.c (build_external_ref): Likewise.
16862 * c-parser.c (c_parser_postfix_expression): Pass location of
16863 identifier to build_external_ref.
16865 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16867 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
16868 CCEQ mode for branch_positive_comparison_operator test.
16869 * config/rs6000/predicates (branch_comparison_operator): Revert to
16871 (scc_comparison_operator): Same.
16872 (branch_positive_comparison_operator): Same.
16874 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
16876 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
16877 (cris_delay_slots_for_epilogue): Remove.
16878 (save_last): Move into cris_target_asm_function_epilogue.
16879 (cris_target_asm_function_epilogue): Remove tests for file being
16881 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
16882 (cris_delay_slots_for_epilogue): Remove prototypes.
16883 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
16884 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
16886 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16888 * config/rs6000/predicates.md (branch_comparison_operator): Change
16889 to define_special_predicate.
16890 (scc_comparison_operator): Same.
16891 (branch_positive_comparison_operator): Same.
16893 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
16895 * Makefile.in (tree-ssa-sink.o): New.
16896 (OBJS-common): Add tree-ssa-sink.o.
16897 * common.opt: Add -ftree-sink
16898 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
16899 * timevar.def (TV_TREE_SINK): new timevar.
16900 * tree-flow.h (is_hidden_global_store): Prototype.
16901 * tree-optimize.c (init_tree_optimization_passes): Add
16903 * tree-pass.h (pass_sink_code): New.
16904 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
16905 for non-obvious global store store to is_hidden_global_store, and
16906 call that new function.
16907 * tree-ssa-sink.c: New file.
16908 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
16909 * doc/passes.texi: Document forward store motion.
16910 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
16911 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
16912 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
16913 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
16915 2005-03-01 Per Bothner <per@bothner.com>
16917 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
16918 and we have a non-zero column-number, add it to the message.
16919 Also factor out the diagnostic_kind_text.
16921 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16923 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
16924 flow_loop_pre_header_scan, flow_loop_pre_header_find,
16925 flow_loop_scan): Removed.
16926 (flow_loop_dump): Do not dump removed fields.
16927 (flow_loop_free): Do not free removed fields.
16928 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
16929 (loop_exit_edge_p): New function.
16930 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
16931 num_pre_header_edges, entry_edges, num_entries, exit_edges,
16932 num_exits, exits_doms.
16933 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
16934 LOOP_EDGES, LOOP_ALL): Removed.
16935 (flow_loop_scan): Declaration removed.
16936 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
16937 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
16939 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
16940 (if_convert): Call flow_loops_find and flow_loops_free
16941 when calling mark_loop_exit_edges.
16942 * cfgloopanal.c (mark_loop_exit_edges): Moved from
16943 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
16944 free_dominance_info calls.
16945 * loop-init.c (flow_loops_find): Ditto.
16946 * passes.c (rest_of_handle_branch_prob): Ditto.
16947 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
16948 * loop-unroll.c (analyze_insns_in_loop): Do not use
16950 * predict.c (predict_loops): Do not call flow_loop_scan.
16951 Use get_loop_exit_edges.
16952 (tree_estimate_probability): Do not pass flags to flow_loops_find.
16953 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
16954 Do not use EDGE_LOOP_EXIT.
16955 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
16956 to bb_with_exit_edge_p.
16957 (if_convertible_loop_p): Do not call flow_loop_scan. Use
16958 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
16959 to bb_with_exit_edge_p.
16960 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
16962 * tree-loop-linear.c (linear_transform_loops): Do not call
16963 flow_loop_scan. Use loop->single_exit.
16964 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
16965 (vect_analyze_loop_form): Do not call flow_loop_scan.
16966 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
16968 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
16970 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
16971 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16972 slpeel_tree_duplicate_loop_to_edge_cfg,
16973 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
16974 Use loop_preheader_edge and loop->single_exit. Do not call
16977 2005-03-01 Nick Clifton <nickc@redhat.com>
16979 * config/arm/arm.c (thumb_find_work_register): Check all of the
16980 argument registers to see if they are free, and a couple of
16981 special cases where the last argument register but can be proved
16982 to be available during the function's prologue.
16983 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
16984 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
16985 thumb_unexpanded_epilogue): Use unsigned long as the type for the
16987 (thumb_compute_save_reg_mask): Likewise. Also use
16988 thumb_find_work_register() to ensure that there is agreement about
16989 which work register is going to be used in the prologue.
16990 (thumb_output_function_prologue): Use unsigned long as the type
16991 for the register bit-mask. Also delay pushing the link register if
16992 other high registers are going to be pushed.
16993 (thumb_compute_save_reg_mask, emit_multi_reg_push,
16994 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
16995 redundant prototypes.
16997 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
17000 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
17001 and after reload in REG+REG indexed addresses without REG_POINTER
17002 set in the base and not set in the index.
17004 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
17006 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
17007 Don't undefine here.
17008 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
17009 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
17010 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17011 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
17012 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
17014 * config.gcc (sh*-*-linux*): Use config/linux.h.
17016 2005-02-28 Dale Johannesen <dalej@apple.com>
17017 Stan Shebs <shebs@apple.com>
17019 Rewrite of 64-bit Darwin structure-by-value pass/return.
17020 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
17021 intoffset, use_stack, named.
17022 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
17023 (rs6000_darwin64_record_arg_advance_flush): New.
17024 (rs6000_darwin64_record_arg_advance_recurse): New.
17025 (rs6000_darwin64_record_arg_flush): New.
17026 (rs6000_darwin64_record_arg_recurse): New.
17027 (rs6000_darwin64_record_arg): New.
17028 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
17029 (function_arg_boundary): Handle 128-bit aligned structs.
17030 (function_arg_advance): Rewrite darwin64 struct handling.
17031 (function_arg): Call rs6000_darwin64_record_arg.
17032 (function_arg_partial_nregs): Handle darwin64 structs.
17033 (rs6000_darwin64_function_value): Remove.
17034 (rs6000_function_value): Call rs6000_darwin64_record_arg.
17036 2005-02-28 Roger Sayle <roger@eyesopen.com>
17038 PR tree-optimization/20216
17039 * tree-chrec.c (tree_fold_factorial): Delete.
17040 (tree_fold_binomial): Change argument list to take a return type
17041 and change the type of K to unsigned int. Rewrite to avoid explicit
17042 evaluation of factorials, and (recursively) calling fold to perform
17043 compile-time arithmetic. Return NULL on (internal) overflow.
17044 (chrec_evaluate): Change type of K to an unsigned int. Avoid
17045 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
17046 if any intermediate calculation overflows.
17047 (chrec_apply): Update call to chrec_evaluate.
17049 2005-02-28 James E Wilson <wilson@specifixinc.com>
17051 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
17053 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
17056 * c-parser.c (c_parser_compound_statement): Return error_mark_node
17057 instead of NULL_TREE on error.
17059 2005-02-28 David Edelsohn <edelsohn@gnu.org>
17061 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
17062 (EASY_VECTOR_15_ADD_SELF): Remove.
17063 (num_insns_constant_wide): Not static.
17064 (validate_condition_mode): Not static.
17065 (toc_relative_expr_p): Not static.
17066 (legitimate_indirect_address_p): Not static.
17067 (macho_lo_sum_memory_operand): Not static.
17068 (invalid_e500_subreg): Not static.
17069 (easy_vector_same): Not static.
17070 (easy_vector_splat_const): Not static.
17071 (RS6000_SYMBOL_REF_TLS_P): Remove.
17072 (any_operand): Delete.
17073 (any_parallel_operand): Delete.
17074 (count_register_operand): Delete.
17075 (altivec_register_operand): Delete.
17076 (xer_operand): Delete.
17077 (s8bit_cint_operand): Delete.
17078 (short_cint_operand): Delete.
17079 (u_short_cint_operand): Delete.
17080 (non_short_cint_operand): Delete.
17081 (exact_log2_cint_operand): Delete.
17082 (gpc_reg_operand): Delete.
17083 (cc_reg_operand): Delete.
17084 (cc_reg_not_cr0_operand): Delete.
17085 (reg_or_short_operand): Delete.
17086 (reg_or_neg_short_operand): Delete.
17087 (reg_or_aligned_short_operand): Delete.
17088 (reg_or_u_short_operand): Delete.
17089 (reg_or_cint_operand): Delete.
17090 (reg_or_arith_cint_operand): Delete.
17091 (reg_or_add_cint64_operand): Delete.
17092 (reg_or_sub_cint64_operand): Delete.
17093 (reg_or_logical_cint_operand): Delete.
17094 (got_operand): Delete.
17095 (got_no_const_operand): Delete.
17096 (easy_fp_constant): Delete.
17097 (easy_vector_constant): Delete.
17098 (easy_vector_constant_add_self): Delete.
17099 (zero_constant): Delete.
17100 (zero_fp_constant): Delete.
17101 (volatile_mem_operand): Delete.
17102 (offsettable_mem_operand): Delete.
17103 (mem_or_easy_const_operand): Delete.
17104 (add_operand): Delete.
17105 (non_add_cint_operand): Delete.
17106 (logical_operand): Delete.
17107 (non_logical_cint_operand): Delete.
17108 (mask_operand): Delete.
17109 (mask_operand_wrap): Delete.
17110 (mask64_operand): Delete.
17111 (mask64_2_operand): Delete.
17112 (and64_operand): Delete.
17113 (and64_2_operand): Delete.
17114 (and_operand): Delete.
17115 (reg_or_mem_operand): Delete.
17116 (lwa_operand): Delete.
17117 (symbol_ref_operand): Delete.
17118 (call_operand): Delete.
17119 (current_file_function_operand): Delete.
17120 (input_operand): Delete.
17121 (rs6000_nonimmediate_operand): Delete.
17122 (rs6000_tls_symbol_ref): Delete.
17123 (save_world_operation): Delete.
17124 (restore_world_operation): Delete.
17125 (load_multiple_operation): Delete.
17126 (store_multiple_operation): Delete.
17127 (vrsave_operation): Delete.
17128 (mfcr_operation): Delete.
17129 (mtcrf_operation): Delete.
17130 (lmw_operation): Delete.
17131 (stmw_operation): Delete.
17132 (branch_comparison_operator): Delete.
17133 (branch_positive_comparison_operator): Delete.
17134 (scc_comparison_operator): Delete.
17135 (trap_comparison_operator): Delete.
17136 (boolean_operator): Delete.
17137 (boolean_or_operator): Delete.
17138 (min_max_operator): Delete.
17139 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
17140 (EASY_VECTOR_15): Moved to here.
17141 (EASY_VECTOR_15_ADD_SELF): Move to here.
17142 (PREDICATE_CODES): Delete.
17143 * config/rs6000/rs6000-protos.h: Delete predicate functions.
17144 Declare functions no longer static.
17145 * config/rs6000/predicates.md: New.
17146 * config/rs6000/rs6000.md: Include predicates.md
17148 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
17150 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
17151 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
17153 * cfgrtl.c (need_fake_edge_p): Likewise.
17154 * combine.c (distribute_notes): Likewise.
17155 * emit-rtl.c (try_split): Likewise.
17156 * recog.c (peephole2_opimize): Likewise.
17157 * reg-notes.def (ALWAYS_RETURN): Remove.
17158 * rtl.h (LCT_ALWAYS_RETURN): Remove.
17159 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
17160 * tree.h (ECF_ALWAYS_RETURN): Remove.
17162 2005-02-28 Roger Sayle <roger@eyesopen.com>
17164 PR middle-end/19874
17165 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
17166 between different machine modes is never a "useless" conversion.
17168 2005-02-28 Geert Bosch <bosch@gnat.com>
17171 * doc/contrib.texi: List contributors for Ada front end
17173 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
17175 * simplify-rtx.c (simplify_unary_operation_1,
17176 simplify_const_unary_operation): New, extracted from...
17177 (simplify_unary_operation): ... this one.
17178 (simplify_binary_operation_1,
17179 simplify_const_binary_operation): New, extracted from...
17180 (simplify_binary_operation): ... this one.
17181 * rtl.h (simplify_const_unary_operation,
17182 simplify_const_binary_operation): Add prototypes.
17184 2005-02-28 Julian Brown <julian@codesourcery.com>
17186 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
17187 building libjava and caused PR regression/20228.
17189 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
17192 * Makefile.in (host_subdir): New.
17193 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
17194 * configure: Regenerate.
17196 2005-02-27 Zack Weinberg <zack@codesourcery.com>
17198 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
17199 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
17200 installation directory first.
17202 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
17205 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
17206 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
17207 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
17208 * config/cris/cris.md: Tweak comments referring to Q.
17209 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
17210 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
17211 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
17212 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
17213 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
17214 Insert spaces in constraints to align alternatives vertically for
17216 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
17219 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17221 PR rtl-optimization/17728
17222 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
17223 operand 0 from general_operand to move_dest_operand.
17225 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17227 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
17228 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
17229 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
17230 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
17232 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
17234 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
17235 * configure: Regenerate.
17236 * libada-mk.in: Remove CC; rename
17237 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
17239 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
17242 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
17243 for the lhs, also walk over the tree. Likewise for rhs.
17245 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
17247 * tree-ssa-dom.c (simple_iv_increment_p): New function.
17248 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
17249 Do not propagate value of iv before increment over the increment.
17251 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
17253 * c-parser.c: New file.
17254 * c-parse.in: Remove.
17255 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
17257 (c-parser.o): Add dependencies.
17258 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
17259 maintainer-clean, TAGS): Update.
17260 * c-config-lang.in (gtfiles): Update.
17261 * gengtype-lex.l: Don't handle "@@".
17262 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
17263 objc_build_synchronized, objc_begin_try_stmt,
17264 objc_begin_catch_clause, objc_finish_catch_clause,
17265 objc_build_finally_clause, objc_finish_try_stmt): New.
17266 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
17268 (c_parse_init): Update comment.
17269 * c-decl.c (c_init_decl_processing): Update comment.
17270 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
17271 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
17272 new c_declspecs members.
17274 2005-02-25 Julian Brown <julian@codesourcery.com>
17276 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
17277 from being used for symbols with vague linkage when
17278 HAVE_GAS_COMDAT_GROUP is true.
17280 2005-02-25 Mark Mitchell <mark@codesourcery.com>
17282 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
17284 2005-02-25 Steve Ellcey <sje@cup.hp.com>
17287 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
17288 (LIBGCC2_HAS_DF_MODE): New.
17289 (LIBGCC2_HAS_XF_MODE): New.
17290 (LIBGCC2_HAS_TF_MODE): New.
17291 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
17292 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
17293 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
17294 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
17295 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
17296 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
17297 and add _fixtfdi, _fixunstfdi, _floatditf
17298 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
17299 L_fixunstfdi, L_floatditf.
17300 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
17301 (LIBGCC2_HAS_TF_MODE): Define.
17303 2005-02-25 Diego Novillo <dnovillo@redhat.com>
17305 PR tree-optimization/20204
17306 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
17307 REWRITE_THIS_STMT markers on PHI nodes.
17308 (rewrite_initialize_block): Likewise.
17310 2005-02-25 Mark Mitchell <mark@codesourcery.com>
17312 * version.c (version_string): Update to 4.1.
17314 2005-02-25 Paolo Carlini <pcarlini@suse.de>
17316 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
17317 Clarify that the alternative way doesn't work in GNU C++.
17319 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
17321 PR tree-optimization/19937
17322 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
17323 to the type of the induction variable.
17325 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
17327 PR rtl-optimization/20117
17328 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
17329 the block including noncopyable insn.
17331 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
17333 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
17334 calls to find_reg_note.
17336 2005-02-24 Richard Henderson <rth@redhat.com>
17339 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
17342 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
17344 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
17345 vector types if to use base reg for misaligned non-word ld/std.
17347 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
17350 * config/cris/cris.c (cris_target_asm_function_prologue): Create
17351 dwarf2 label manually and put it after, not before the prologue.
17353 2005-02-24 David Edelsohn <edelsohn@gnu.org>
17356 * reload.c (operands_match_p): Only increment register number for
17357 SCALAR_INT_MODE_P modes in multiple hard registers.
17359 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
17362 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
17364 * ChangeLog.5: Fix log message typo(s).
17365 * ChangeLog.7: Likewise.
17366 * ChangeLog.tree-ssa: Likewise.
17367 * cfgexpand.c: Fix comment typo(s).
17368 * conflict.c: Likewise.
17369 * defaults.h: Likewise.
17370 * dwarf2out.c: Likewise.
17371 * gcse.c: Likewise.
17372 * ggc-page.c: Likewise.
17373 * tree-eh.c: Likewise.
17374 * tree-ssa-dom.c: Likewise.
17376 2005-02-24 Jakub Jelinek <jakub@redhat.com>
17379 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
17380 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
17381 if SHARED is defined.
17384 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
17385 allow splitting only if operands 0 and 3 don't overlap.
17387 2005-02-24 Richard Henderson <rth@redhat.com>
17389 PR middle-end/19953
17390 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
17391 (fold_builtin_1): Call them.
17392 * fold-const.c (fold_complex_mult_parts): Split out from ...
17393 (fold_complex_mult): ... here. Fix typo in both imaginary case.
17394 (fold_complex_div_parts, fold_complex_div): New.
17396 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
17398 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17400 * tree-ssa-ccp.c (visit_assignment): Verify that result of
17401 VIEW_CONVERT_EXPR is_gimple_min_invariant.
17403 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
17404 (print_node): Likewise.
17405 Print TYPE_SIZES_GIMPLIFIED.
17407 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
17409 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
17410 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
17411 operands as commutative in constraints.
17413 2005-02-24 Diego Novillo <dnovillo@redhat.com>
17415 * tree-into-ssa.c: Re-organize internal functions.
17417 2005-02-24 Richard Henderson <rth@redhat.com>
17419 PR middle-end/18902
17420 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
17422 * common.opt (fcx-limited-range): New.
17423 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
17424 * toplev.c (flag_complex_method): Initialize to 1.
17425 (process_options): Set flag_complex_method to 0 if
17426 flag_cx_limited_range.
17427 * doc/invoke.texi (-fcx-limited-range): New.
17429 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
17431 * cse.c (delete_trivially_dead_insns): Speed up by using
17432 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
17435 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
17437 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
17438 functions when -mid-shared-library is being used.
17440 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
17442 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
17443 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
17444 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
17445 * system.h: Poison LINK_LIBGCC_SPECIAL.
17447 2005-02-23 James E Wilson <wilson@specifixinc.com>
17449 * gengtype.c (note_insn_name): Make 1 element larger.
17451 2005-02-23 Roger Sayle <roger@eyesopen.com>
17454 PR rtl-optimization/20097
17455 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17456 BImode SUBREGs of SImode registers which confuse the ia64 backend.
17458 2005-02-23 David Edelsohn <edelsohn@gnu.org>
17460 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
17461 * t-aix52 (SHLIB_INSTALL): Same.
17463 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
17465 * genpreds.c: Update copyright.
17467 2005-02-23 Michael Beach <michaelb@ieee.org>
17470 * config/sparc/t-elf (startup files): Assemble with CPP.
17472 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
17474 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
17475 (write_predicate_expr): Likewise.
17477 2005-02-22 Diego Novillo <dnovillo@redhat.com>
17479 PR tree-optimization/20100
17480 PR tree-optimization/20115
17481 * tree-optimize.c (init_tree_optimization_passes): Remove
17482 pass_maybe_create_global_var.
17483 * tree-pass.h (pass_maybe_create_global_var): Remove.
17484 * tree-ssa-alias.c (aliases_computed_p): Declare.
17485 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
17486 (count_calls_and_maybe_create_global_var): Remove.
17487 (pass_maybe_create_global_var): Remove.
17488 (init_alias_info): Do not declare aliases_computed_p.
17489 (maybe_create_global_var): If the function contains no
17490 call-clobbered variables and a mix of pure/const and regular
17491 function calls, create .GLOBAL_VAR.
17492 Mark all call-clobbered variables for renaming.
17493 (merge_pointed_to_info): Update comment.
17494 (add_pointed_to_var): Likewise.
17495 (is_escape_site): Likewise.
17496 Accept struct alias_info * instead of size_t *.
17498 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
17500 * tree-ssa-operands.c (get_call_expr_operands): If
17501 ALIASES_COMPUTED_P is false, do not add call-clobbering
17503 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
17504 (delete_tree_ssa): Likewise.
17506 2005-02-22 James E Wilson <wilson@specifixinc.com>
17508 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
17509 (do_compile): Do call it here.
17511 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
17513 PR rtl-optimization/20017.
17514 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
17515 rest_of_handle_cse2, rest_of_handle_gcse): Call
17516 delete_dead_jumptables immediately before calling cleanup_cfg.
17518 2005-02-22 Devang Patel <dpatel@apple.com>
17521 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
17524 2005-02-22 David Edelsohn <edelsohn@gnu.org>
17526 * config/rs6000/aix.h (WINT_TYPE): Define.
17528 2005-02-22 Stan Shebs <shebs@apple.com>
17530 * config/rs6000/rs6000.c (rs6000_override_options): Default to
17531 natural alignment for 64-bit Darwin.
17532 (rs6000_parse_alignment_option): Warn about uses of -malign-power
17534 * doc/invoke.texi: Document this.
17536 2005-02-22 DJ Delorie <dj@redhat.com>
17538 * c-common.c (c_common_type_for_mode): Pass the mode's precision
17539 to make_[un]signed_type, not the mode itself.
17541 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
17543 * cfg.c (cached_make_edge): Call make_edge if edge cache is
17544 not available. Use tail calls wherever possible.
17545 (make_edge): Call unchecked_make_edge to create an edge.
17547 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
17548 (coalesce_ssa_name): Don't check for
17549 SSANORM_USE_COALESCE_LIST.
17550 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
17552 2005-02-22 Diego Novillo <dnovillo@redhat.com>
17554 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
17555 (rewrite_into_ssa): ... here.
17557 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
17559 PR tree-optimization/19786
17560 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
17561 tag to another's may-alias bitmap when adding to the other's list.
17563 2005-02-21 DJ Delorie <dj@redhat.com>
17565 * tree-ssa-loop-ivopts.c (computation_cost): Start register
17566 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
17567 registers in unsupported ways.
17568 * expmed.c (init_expmed): Likewise.
17570 2005-02-21 Stan Cox <scox@redhat.com>
17572 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
17574 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
17576 * tree-cfg.c (fold_cond_expr_cond): New.
17577 (make_edges): Call fold_cond_expr_cond.
17578 (find_taken_edge): Accept nothing but INTEGER_CST.
17579 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
17581 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
17583 * flow.c (delete_dead_jumptables): Speed up by scanning insns
17584 that do not belong to any basic block.
17586 2005-02-21 Jeff Law <law@redhat.com>
17588 * cfganal.c (find_unreachable_blocks): Manually CSE load of
17591 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
17593 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
17594 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
17595 Adjust their definitions.
17596 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
17597 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
17599 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
17600 genautomata.c, langhooks.c, langhooks.h, system.h,
17601 config/arm/lib1funcs.asm: Update copyright.
17603 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17605 * dbxout.c (dbxout_function_end): Emit Lscope label always.
17607 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
17610 * doc/install.texi: Document --with-gc.
17612 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
17614 * simplify-rtx.c (simplify_unary_operation): Add a missing
17617 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
17619 PR tree-optimization/18663
17620 * tree-ssa-dom.c (extract_range_from_cond): Return 0
17621 if the type has variable bounds.
17623 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
17625 * gcse.c: Remove an obsolete comment.
17627 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
17629 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
17631 * doc/extend.texi (Function Attributes) <Attribute const>: The
17632 attribute "pure" is below this text, not above.
17634 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17636 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
17637 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
17638 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
17640 2005-02-20 Zack Weinberg <zack@codesourcery.com>
17643 * langhooks.h (struct lang_hooks): Add to_target_charset.
17644 * langhooks.c (lhd_to_target_charset): New function.
17645 * langhooks-def.h: Declare lhd_to_target_charset.
17646 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
17647 (LANG_HOOKS_INITIALIZER): Update.
17648 * c-common.c (c_common_to_target_charset): New function.
17649 * c-common.h: Declare it.
17650 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
17651 c_common_to_target_charset.
17653 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
17654 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
17655 Delete definitions.
17656 * system.h: Poison them.
17657 * doc/tm.texi: Don't discuss them.
17658 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
17659 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
17660 (pp_c_char): Do not attempt to generate letter escapes for
17662 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
17663 * config/mips/mips.c (mips_output_ascii): Likewise.
17665 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
17667 PR tree-optimization/19951
17668 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
17671 2005-02-19 Steven Bosscher <stevenb@suse.de>
17673 PR middle-end/19698
17674 * function.h (struct function): New field `max_loop_depth'.
17675 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
17676 (flow_loops_find): Reset the max loop depth count before finding loops.
17677 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
17678 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
17679 (calculate_global_regs_live): Make sure the loop will terminate
17680 when the initial sets are not empty.
17682 2005-02-19 Zack Weinberg <zack@codesourcery.com>
17684 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
17686 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
17688 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
17691 * doc/invoke.texi: Remove documentation of %M spec.
17693 (init_spec): Remove %M suffix from -lgcc_s.
17694 (do_spec_1): Remove 'M' case.
17695 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
17696 to put shared libraries in the multilib directory. Remove the
17697 shlib_so_soname substitution variable. Don't add a multilib encoding
17698 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
17699 reported by -print-multi-os-directory. Pass @multilib_dir@ to
17700 SHLIB_INSTALL as well as SHLIB_LINK.
17701 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
17702 (SHLIB_NAME): Delete.
17703 (SHLIB_DIR): New macro.
17704 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
17705 (SHLIB_INSTALL): Adjust accordingly.
17706 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
17707 * config/t-slibgcc-sld: Likewise.
17708 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
17709 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
17710 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
17712 (SHLIBUNWIND_INSTALL): Adjust accordingly.
17713 * config/i386/t-nwld (SHLIB_SONAME): Delete.
17714 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
17715 Use @shlib_base_name@ instead of @shlib_so_name@.
17716 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
17717 and @shlib_base_name@.so in @multilib_dir@.
17718 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
17719 to the install path.
17720 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
17721 (SHLIB_LINK): Remove previous workaround.
17722 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
17723 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
17724 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
17726 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
17727 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
17728 (SHLIB_INSTALL): Adjust accordingly.
17729 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
17730 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
17731 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
17732 config/t-slibgcc-elf-ver.
17734 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
17735 Jakub Jelinek <jakub@redhat.com>
17737 PR tree-optimization/19828
17738 * tree-ssa-loop-im.c: Add a TODO comment.
17739 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
17740 without side-effects.
17742 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
17744 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
17747 2005-02-18 James E. Wilson <wilson@specifixinc.com>
17749 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
17750 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
17751 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
17753 (ia64_reorg): Delete fixup_errata call.
17754 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
17755 (TARGET_SWITCHES): Delete -mb-step entry.
17757 2005-02-19 Jakub Jelinek <jakub@redhat.com>
17760 * c-typeck.c (composite_type): Handle quals in transparent unions.
17761 (type_lists_compatible_p): Likewise.
17763 2005-02-18 Stan Shebs <shebs@apple.com>
17765 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
17766 expressions in the .literal8 section.
17768 2005-02-18 Geoffrey Keating <geoffk@apple.com>
17770 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
17772 2005-02-18 Roger Sayle <roger@eyesopen.com>
17774 * fold-const.c (constant_boolean_node): Always create values of the
17775 specified type, don't bother calling truthvalue_conversion.
17777 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17779 * except.c (output_function_exception_table): Call
17780 assemble_external_libcall (eh_personality_libfunc).
17782 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17785 * config/ia64/ia64.h (struct machine_function): Add state_num.
17786 * config/ia64/ia64.c (process_epilogue,
17787 process_for_unwind_directive): Use new unwind state numbers each
17788 time rather than state 1.
17790 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
17793 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
17794 before the "*llgt_didi" pattern.
17796 2005-02-18 Jason Merrill <jason@redhat.com>
17798 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
17800 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
17802 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
17803 (div0): Use it in place of ARM_FUNC_ALIAS.
17804 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
17806 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
17808 PR middle-end/20030
17809 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
17810 access, the lower bound of the array type if it exists.
17812 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
17815 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
17816 cases that are out-of-range for the index type.
17818 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
17820 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
17821 (estimate_case_costs): Don't call convert.
17822 * expmed.c (expand_shift): Likewise.
17823 (make_tree): Call fold_convert instead of convert.
17825 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17828 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
17829 that ref to be marked MEM_READONLY_P doesn't have base that needs
17832 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17834 * genautomata.c (output_get_cpu_unit_code_func,
17835 output_cpu_unit_reservation_p): Don't generate old-style function
17838 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17841 PR tree-optimization/20009
17842 * convert.c (convert_to_integer): Revert 2005-02-16 change.
17844 PR tree-optimization/18947
17845 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
17846 inline, remove all nodes that are inlined into the extern inline
17849 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17851 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
17852 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
17853 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
17854 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
17857 2005-02-17 Roger Sayle <roger@eyesopen.com>
17859 PR tree-optimization/19917
17860 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
17861 to be potentially trapping.
17863 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17865 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
17867 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
17869 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
17870 tem becomes a local variable which is set to the value of the
17871 back end defined INITIAL_FRAME_ADDRESS macro.
17872 (expand_builtin_frame_address): Omit the base parameter to
17873 expand_builtin_return_addr.
17874 (expand_builtin_profile_func): Likewise.
17875 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
17876 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
17877 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
17879 2005-02-17 Jakub Jelinek <jakub@redhat.com>
17881 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
17882 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
17883 * config/frv/frv.c (frv_function_epilogue): Likewise.
17885 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
17887 * lambda-code (perfect_nestify): Remove mark/unmark
17888 for rewriting hack.
17889 * tree-loop-linear.c (linear_transform_loops): Add
17890 rewrite_into_ssa call so that ssa is correct for
17891 rewriting into loop closed.
17893 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
17895 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
17896 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
17898 * bt-load.c (btr_def_live_range, combine_btr_defs,
17899 migrate_btr_def, migrate_btr_defs): Likewise.
17900 * cfgcleanup.c (thread_jump): Likewise.
17901 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
17902 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
17903 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
17904 df_rd_local_compute, df_reg_info_compute): Likewise.
17905 * dominance.c (init_dom_info, free_dom_info): Likewise.
17906 * flow.c (init_propagate_block_info,
17907 free_propagate_block_info): Likewise.
17908 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
17909 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
17910 modify_reg_pav): Likewise.
17911 * loop-invariant.c (find_defs, find_invariant_insn,
17912 find_invariants, free_inv_motion_data): Likewise.
17913 * predict.c (tree_predict_by_opcode,
17914 estimate_bb_frequencies): Likewise.
17915 * stmt.c (expand_case): Likewise.
17916 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
17917 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
17918 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
17919 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
17920 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
17921 rewrite_ssa_into_ssa): Likewise.
17922 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17923 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
17924 analyze_edges_for_bb, perform_edge_inserts): Likewise.
17925 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
17926 * tree-sra.c (tree_sra): Likewise.
17927 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
17928 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
17929 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
17930 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17931 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
17932 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
17934 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
17935 calculate_live_on_entry, calculate_live_on_exit,
17936 build_tree_conflict_graph): Likewise.
17937 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
17938 record_important_candidates, set_use_iv_cost, find_depends,
17939 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
17940 tree_ssa_iv_optimize_finalize): Likewise.
17941 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
17942 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
17943 tree_duplicate_loop_to_header_edge): Likewise.
17944 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
17945 * tree-ssa.c (verify_flow_insensitive_alias_info,
17946 verify_name_tags, verify_ssa, init_tree_ssa,
17947 delete_tree_ssa): Likewise.
17948 * tree-ssanames.c (marked_ssa_names, init_ssanames,
17949 fini_ssanames): Likewise.
17950 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
17952 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
17954 * config/rs6000/t-rtems: Completely reworked.
17956 2005-02-17 Ira Rosen <irar@il.ibm.com>
17958 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
17960 2005-02-17 Ira Rosen <irar@il.ibm.com>
17962 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
17963 POINTER_TYPE_P when checking that type is a pointer.
17964 (vect_get_memtag): Remove.
17965 (vect_address_analysis): Use POINTER_TYPE_P. Call
17966 vect_object_analysis with dummy parameter for memtag.
17967 (vect_object_analysis): Extract memtag (functionality that
17968 used to be in vect_get_memtag and moved here). Fix printings.
17969 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
17970 with correct parameters. Remove call to vect_get_memtag.
17972 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
17974 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
17975 (tree-vectorizer.o): Added missing dependencies.
17977 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
17979 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
17980 declaration in tree-vectorizer.c, now has an extern declaration in
17981 tree-vectorizer.h).
17982 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17983 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17984 get_vectype_for_scalar_type, vect_is_simple_use,
17985 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17986 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
17987 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
17988 vectorizable_store, vectorizable_operation, vectorizable_assignment,
17989 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
17990 find_loop_location): Likewise.
17992 * tree-vectorizer.c (langhooks.h): #include removed.
17993 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
17994 moved to tree-vectorized.h.
17995 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17996 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17997 get_vectype_for_scalar_type, vect_is_simple_use,
17998 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17999 vect_supportable_dr_alignment, new_loop_vec_info,
18000 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
18001 vect_set_verbosity_level, find_loop_location): Likewise.
18003 (vect_analyze_loop): Function externalized. Declaration moved to
18004 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
18005 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
18006 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
18007 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
18008 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
18009 vect_enhance_data_refs_alignment, vect_analyze_operations,
18010 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
18011 vect_stmt_relevant_p, vect_get_loop_niters,
18012 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
18013 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
18014 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
18015 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
18016 vect_get_memtag): Likewise.
18018 (vectorizable_load): Function externalized. Declaration moved to
18019 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
18020 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
18021 vect_transform_loop): Likewise.
18022 (vect_transform_stmt): Moved to tree-vect-transform.c.
18023 (vect_align_data_ref, vect_create_destination_var,
18024 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
18025 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
18026 vect_get_vec_def_for_operand, vect_init_vector,
18027 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
18028 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
18029 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
18030 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
18031 vect_do_peeling_for_loop_bound): Likewise.
18033 * tree-vect-analyze.c: New file.
18034 * tree-vect-transform.c: New file.
18036 2005-02-17 Jason Merrill <jason@redhat.com>
18038 PR mudflap/19319, c++/19317
18039 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
18042 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
18044 * doc/install.texi (Specific): Update link for Darwin-specific
18047 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
18049 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
18050 constant_boolean_node.
18052 2005-02-16 David Edelsohn <edelsohn@gnu.org>
18055 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
18056 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
18058 2005-02-16 Richard Henderson <rth@redhat.com>
18061 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
18063 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
18064 replace uses with Wtype_MAXp1_F.
18065 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
18066 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
18067 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
18068 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
18069 and HAVE_TFMODE as appropriate.
18070 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
18071 (__floatdisf): Likewise.
18072 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
18073 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
18074 (Wtype_MAXp1_F): New.
18075 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
18076 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
18078 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
18081 * arm.c (arm_apply_result_size): New function.
18082 * arm.h (APPLY_RESULT_SIZE): Define.
18083 * arm-protos.h (arm_apply_result_size): Add prototype.
18084 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
18085 (movxf): New expand.
18086 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
18087 (call_value_symbol): Remove predicate for operand 0.
18088 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
18089 (untyped_call): Rework to correclty return values for any type.
18090 (untyped_return): New expand.
18091 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
18093 2005-02-16 Stan Shebs <shebs@apple.com>
18095 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
18096 * config/rs6000/t-darwin8: New, for 64-bit multilib.
18098 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
18100 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
18101 configure settings on Solaris 7 and later.
18103 2005-02-16 Diego Novillo <dnovillo@redhat.com>
18105 PR tree-optimization/19865
18106 * tree-optimize.c (init_tree_optimization_passes): Run
18107 pass_may_alias after pass_sra.
18109 2005-02-16 Richard Henderson <rth@redhat.com>
18110 Stuart Hastings <stuart@apple.com>
18113 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
18114 Do nothing if debug info suppressed for this function.
18115 (dbxout_begin_function): Early exit if debug info suppressed for
18118 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
18121 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
18123 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
18125 PR tree-optimization/19967
18126 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
18127 expand_builtin_strchr, expand_builtin_strrchr): Take a new
18128 argument TYPE. Adjust calls to fold_builtin_XXX.
18129 (expand_builtin, fold_builtin_1): Adjust calls to
18130 expand_builtin_XXX.
18131 (fold_builtin_strchr, fold_builtin_strpbrk,
18132 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
18133 result to a requested type TYPE.
18135 2005-02-16 Jakub Jelinek <jakub@redhat.com>
18137 PR middle-end/19857
18138 * fold-const.c (fold): Don't optimize (T)(x & cst) to
18139 (T)x & (T)cst if (T)cst overflows.
18140 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
18141 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
18143 2005-02-15 Jeff Law <law@redhat.com>
18145 * gcse.c (blocks_with_calls): New bitmap.
18146 (alloc_gcse_mem): Allocate it.
18147 (free_gcse_mem): Free it.
18148 (clear_modifY_mem_tables): Clear it.
18149 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
18150 when we encounter CALL_INSNs.
18151 (compute_transp, case MEM): Handle blocks with calls separate
18152 from blocks without calls. Use bitmap iterators rather than
18155 2005-02-15 Peter O'Gorman <peter@pogma.com>
18158 * mklibgcc.in (vis_hide): Use a temporary object file, not
18161 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
18164 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
18165 access optimization.
18167 2005-02-15 David Edelsohn <edelsohn@gnu.org>
18168 Alan Modra <amodra@bigpond.net.au>
18171 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
18172 (_xlqsub): Rename to __gcc_qsub.
18173 (_xlqmul): Rename to __gcc_qmul.
18174 (_xlqdiv): Rename to __gcc_qdiv.
18175 Provide versioned symbol aliases with old names.
18176 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
18177 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
18178 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
18179 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
18180 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
18182 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
18184 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
18185 Fold ~(A - 1) and ~(A + -1) to -A.
18187 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
18191 * config/host-linux.c (linux_gt_pch_use_address): Copy from
18192 config/pa/pa-host.c:pa_gt_pch_use_address.
18194 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
18196 * tree-vn.c (get_value_handle): Make sure that given an
18197 is_gimple_min_invariant expression, we always return it.
18199 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
18201 * passes.c (rest_of_handle_gcse): Fix a comment.
18203 2005-02-15 Jeff Law <law@redhat.com>
18205 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
18207 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
18208 (canon_list_insert, record_last_mem_set_info): Similarly.
18209 (clear_modify_mem_tables): Similarly.
18211 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
18213 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
18214 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
18215 config/mips/mips.md, config/rs6000/aix.h,
18216 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
18218 2005-02-15 Richard Henderson <rth@redhat.com>
18220 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
18221 call to be best_edge.
18223 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
18225 * basic-block.h: Adjust the prototype for find_basic_blocks.
18226 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
18227 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
18230 * flow.c (recompute_reg_usage): Remove all arguments.
18231 * passes.c (rest_of_compilation): Adjust the call to
18232 recompute_reg_usage.
18233 * rtl.h: Adjust the prototype for recompute_reg_usage.
18235 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
18237 * tree-dump.c (dump_files): Update to reflect new member
18239 (dump_register): Add new argument.
18241 (dump_switch_p_1): Check against glob name if doglob was passed.
18242 (dump_switch_p): Check against regular first, then glob if
18243 we didn't have any hits on the dump name.
18244 * tree-optimize.c (register_one_dump_file):
18245 Pass in glob name as well.
18246 * tree-pass.h (struct dump_file_info): Add glob
18249 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
18251 PR preprocessor/16323
18252 * doc/invoke.texi: Document that -Wendif-labels is on by default.
18254 2005-02-14 David Edelsohn <edelsohn@gnu.org>
18257 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
18258 (trunctfdf2_internal1): New.
18259 (trunctfdf2_internal2): Renamed from trunctfdf2.
18261 2005-02-14 Diego Novillo <dnovillo@redhat.com>
18263 PR tree-optimization/19853
18264 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
18266 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
18268 * passes.c (rest_of_handle_loop_optimize): Remove calls to
18269 delete_dead_jumptables and cleanup_cfg.
18271 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
18273 * reload.c (find_reloads): Swap address_reloaded flags when
18274 swapping commutative operands.
18276 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
18278 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
18279 Use standard_iv_increment_position for computing the bsi position
18281 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
18284 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
18287 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
18288 life range of hard registers.
18289 * value-prof.c (insn_prefetch_values_to_profile): Only
18292 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
18293 profile in libcalls.
18295 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
18297 * bitmap.h (bitmap_and_compl_into): Return bool.
18298 * bitmap.c (bitmap_and_compl_into): Return changed flag.
18300 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
18302 PR tree-optimization/19944
18303 * fold-const.c (fold): Re-add ABS_EXPR folding.
18305 2005-02-13 David Edelsohn <edelsohn@gnu.org>
18308 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
18309 {TARGET,MASK}_XL_COMPAT.
18310 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
18312 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
18313 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
18315 (rs6000_arg_partial_bytes): Same.
18316 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
18317 and XL compatibility enabled.
18318 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
18319 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
18320 test to final condition.
18321 (cmptf_internal2): New.
18322 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
18323 xl-compat. Add TFmode information to description.
18325 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
18327 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
18329 2005-02-13 Jason Merrill <jason@redhat.com>
18332 * fold-const.c (fold_indirect_ref_1): Split out from...
18333 (build_fold_indirect_ref): Here.
18334 (fold_indirect_ref): New fn.
18335 * tree.h: Declare it.
18336 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
18337 (gimplify_modify_expr_rhs): Likewise.
18338 (gimplify_expr): Likewise.
18340 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
18342 PR tree-optimization/14303
18343 PR tree-optimization/15784
18344 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
18345 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
18346 ABS_EXPR<x> != 0 to x != 0.
18348 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
18350 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
18351 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
18352 spelling conventions.
18354 * passes.c (rest_of_handle_gcse): Don't run cse_main and
18355 delete_trivially_dead_insns too many times.
18357 * passes.c (rest_of_handle_gcse): Remove dead assignments to
18360 2005-02-12 Ira Rosen <irar@il.ibm.com>
18362 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
18363 (vect_is_simple_iv_evolution): Remove redundant parameter
18365 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
18366 without last parameter.
18367 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
18368 Return pointer step. Call vect_is_simple_iv_evolution without
18369 last parameter. Check only that the step is multiple of size
18370 type. Remove stmt_vinfo updates.
18371 (vect_get_memtag_and_dr): Remove.
18372 (vect_get_memtag): New function.
18373 (vect_address_analysis): New function.
18374 (vect_object_analysis): New function.
18375 (vect_analyze_data_refs): Call vect_object_analysis and
18376 vect_get_memtag. Update stmt_vinfo fields.
18378 2005-02-12 Ira Rosen <irar@il.ibm.com>
18380 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
18381 exist and are objects. Remove checks for pointer.
18382 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
18383 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
18384 (vect_create_data_ref_ptr): Likewise.
18385 (vect_base_addr_differ_p): New function.
18386 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
18387 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
18388 Don't set the DR_BASE_NAME field of data-ref.
18389 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
18391 2005-02-12 Uros Bizjak <uros@kss-loka.si>
18393 * optabs.h (enum optab_index): Add new OTI_ldexp.
18394 (ldexp_optab): Define corresponding macro.
18395 * optabs.c (init_optabs): Initialize ldexp_optab.
18396 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
18398 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
18400 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
18401 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
18403 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
18404 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
18407 2005-02-12 Ira Rosen <irar@il.ibm.com>
18409 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
18411 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
18413 (vect_get_base_and_offset): Always return an address.
18414 (vect_create_addr_base_for_vector_ref): Remove treatment for
18415 different data reference types.
18416 (vect_compute_data_ref_alignment): Rename base to base_address in
18417 stmt_vec_info. Get the object in order to force its alignment.
18418 (vect_get_memtag_and_dr): Rename base to base_address in
18419 stmt_vec_info. Extract the object for memtag analysis.
18421 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
18423 PR regression/19898.
18424 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
18425 changes cc_status, use apply modified_in_p to part of cc_status
18426 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
18429 2005-02-11 Richard Henderson <rth@redhat.com>
18431 * tree-complex.c (expand_complex_libcall): New.
18432 (expand_complex_multiplication): Use it for c99 compliance.
18433 (expand_complex_division): Likewise.
18434 * fold-const.c (fold_complex_add, fold_complex_mult): New.
18436 * builtins.c (built_in_names): Remove const.
18437 * tree.c (build_common_builtin_nodes): Build complex arithmetic
18439 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
18440 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
18441 (built_in_names): Remove const.
18442 * c-common.c (c_common_type_for_mode): Handle complex modes.
18443 * flags.h, toplev.c (flag_complex_method): Rename from
18444 flag_complex_divide_method.
18445 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
18446 __mulsc3, __muldc3, __mulxc3, __multc3): New.
18447 * libgcc2.h: Declare them.
18448 * libgcc-std.ver: Export them.
18449 * mklibgcc.in (lib2funcs): Build them.
18451 2005-02-11 Steven Bosscher <stevenb@suse.de>
18453 PR tree-optimization/19876
18454 Partially revert my change from 2005-01-14
18455 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
18456 (compute_antic): ...and remove the loop here.
18458 2005-02-11 Jakub Jelinek <jakub@redhat.com>
18460 PR middle-end/19858
18461 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
18462 is number of inner's bits, avoid creating a BIT_FIELD_REF.
18464 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
18465 crtend.o if -pie. Use %{x:a;:b} spec syntax.
18467 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
18469 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
18470 offsets for the big-endian 32-bit case.
18472 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
18474 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
18476 2005-02-11 Dale Johannesen <dalej@apple.com>
18478 * cselib.c (cselib_process_insn): Clear out regs where
18479 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
18480 * reload.c (find_equiv_reg): Ditto.
18482 2005-02-11 Ian Lance Taylor <ian@airs.com>
18484 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
18487 * tree.c (build_function_type_list): Work correctly if there are
18490 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
18492 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
18493 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
18494 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
18495 TARGET_ZARCH instead of TARGET_64BIT.
18497 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
18499 * config/rs6000/t-rtems:
18500 (MULTILIB_OPTIONS): Remove mcpu=602.
18501 (MUTLILIB_DIRNAMES): Remove m602.
18502 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
18503 Let mcpu=602 match mcpu=603.
18504 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
18506 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18508 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
18509 signal trampolines.
18511 2005-02-10 David Daney <ddaney@avtrex.com>
18513 * config/alpha/linux-unwind.h: Add exception clause to copyright.
18514 * config/i386/linux-unwind.h: Likewise.
18515 * config/ia64/linux-unwind.h: Likewise.
18516 * config/mips/linux-unwind.h: Likewise.
18517 * config/pa/linux-unwind.h: Likewise.
18518 * config/rs6000/linux-unwind.h: Likewise.
18519 * config/s390/linux-unwind.h: Likewise.
18520 * config/sh/linux-unwind.h: Likewise.
18521 * config/sparc/linux-unwind.h: Likewise.
18523 2005-02-10 Steven Bosscher <stevenb@suse.de>
18525 PR tree-optimization/17549
18526 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
18527 TER to replace a DEF with its expression if the DEF and the
18528 rhs of the expression we replace into have the same root
18531 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
18533 * config/mips/mips.md: Fix the placement of the match_scratch in the
18536 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
18538 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
18541 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
18543 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
18544 (strip_offset): Handle addresses.
18545 (add_address_candidates): Use strip_offset.
18546 (difference_cost): Reflect strip_offset change.
18547 (force_var_cost, difference_cost): Strip nops.
18549 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
18551 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
18553 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
18554 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
18555 config/cris/cris-protos.h, config/cris/cris.c: Update
18558 2005-02-10 Jeff Law <law@redhat.com>
18560 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
18561 (lookup_avail_expr): Similarly.
18563 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
18565 * builtins.c (fold_builtin_powi): New function.
18566 (fold_builtin_1): Call it.
18568 2005-02-10 Steven Bosscher <stevenb@suse.de>
18570 PR documentation/19309
18571 * doc/cpp.texi: The __GNUC__ and related predefined macros
18572 are also defined for the "standalone" cpp.
18573 Some non-GCC compilers may also define __GNUC__.
18575 2005-02-10 Jakub Jelinek <jakub@redhat.com>
18578 * c-typeck.c (common_type): New routine. Old common_type renamed
18580 (c_common_type): ...this.
18581 (build_conditional_expr, build_binary_op): Use c_common_type instead
18584 2005-02-10 Steven Bosscher <stevenb@suse.de>
18586 * doc/md.texi: Replace @samp{length} with @code{length}.
18588 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
18590 PR tree-optimization/18687
18591 * tree-flow.h (find_loop_niter): Declare.
18592 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
18593 Try using scev even for loops with more than one exit.
18594 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
18595 (struct ivopts_data): Added niters field.
18596 (struct nfe_cache_elt): New.
18597 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
18599 (tree_ssa_iv_optimize_init): Initialize niters cache.
18600 (determine_number_of_iterations): Removed.
18601 (find_induction_variables): Do not call determine_number_of_iterations.
18602 Access niters for single exit through niter_for_single_dom_exit.
18603 (add_iv_outer_candidates): Access niters for single exit through
18604 niter_for_single_dom_exit.
18605 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
18606 number_of_iterations_cond.
18607 (iv_period): New function.
18608 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
18609 (may_replace_final_value): Take data argument. Use
18610 niter_for_single_dom_exit.
18611 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
18612 (rewrite_use_compare): Pass data to may_eliminate_iv.
18613 (rewrite_use_outer): Pass data to may_replace_final_value.
18614 (free_loop_data): Clean up the niters cache.
18615 (tree_ssa_iv_optimize_finalize): Free the niters cache.
18616 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
18617 * tree-ssa-loop-niter.c (find_loop_niter): New function.
18618 (find_loop_niter_by_eval): Use tree_int_cst_lt.
18619 (num_ending_zeros): Moved to tree.c.
18620 * tree.h (num_ending_zeros): Declare.
18621 * tree.c (num_ending_zeros): Moved from tree.c.
18623 2005-02-09 Richard Henderson <rth@redhat.com>
18625 * builtins.c (DEF_BUILTIN): Add COND argument.
18626 * tree.h (DEF_BUILTIN): Likewise.
18627 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
18628 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
18630 (DEF_BUILTIN_STUB): New.
18631 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
18632 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
18633 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
18634 * c-common.c (DEF_BUILTIN): Add COND argument.
18635 * tree.c (local_define_builtin): New.
18636 (build_common_builtin_nodes): New.
18638 2005-02-09 Roger Sayle <roger@eyesopen.com>
18640 * fold-const.c (fold_strip_sign_ops): New function to simplify a
18641 floating point expression ignoring the sign of the result.
18642 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
18643 (fold) <MULT_EXPR>: Use it to simplify x*x.
18644 * tree.h (fold_strip_sign_ops): Prototype here.
18645 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
18646 argument. Use fold_strip_sign_ops to simplify the first argument.
18647 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
18648 first argument when the second argument is an even integer
18649 constant, but only with -funsafe_math_optimizations.
18650 (fold_builtin_1): Update call to fold_builtin_copysign.
18652 2005-02-09 Ian Lance Taylor <ian@airs.com>
18654 PR middle-end/19583
18655 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
18656 just check whether EH_FILTER_FAILURE falls through.
18658 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
18660 * gcc/haifa-sched.c (schedule_block): Make queued sched group
18661 insns return to ready list in the next turn.
18663 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
18665 PR middle-end/19402
18666 * builtins.def: New __builtin_powi[lf].
18667 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
18668 (expand_builtin_powi): New function.
18669 (expand_builtin): Dispatch to expand_builtin_powi.
18670 * libgcc2.h: Add prototypes for __builtin_powi[lf].
18671 * libgcc2.c: Add __builtin_powi[lf] implementation.
18672 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
18673 * optabs.h: Add powi_optab.
18674 * optabs.c (init_optabs): Initialize powi_optab.
18675 * doc/extend.texi: Document __builtin_powi[lf].
18677 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
18679 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
18682 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
18684 PR middle-end/19854
18685 * fold-const.c (try_move_mult_to_index): Remove redundant
18686 type argument. Create ADDR_EXPR with correct type.
18687 (fold): Update callers of try_move_mult_to_index. Convert
18688 result to the appropriate type.
18690 2005-02-09 Roger Sayle <roger@eyesopen.com>
18693 * config/avr/avr.c (default_rtx_costs): Delete.
18694 (avr_operand_rtx_cost): New function.
18695 (avr_rtx_costs): Completely rewrite.
18697 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
18700 * config/cris/cris.c (in_code): New variable.
18701 (cris_output_addr_const): Now a static function, a wrapper for
18703 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
18704 case from old cris_output_addr_const.
18705 (cris_asm_output_label_ref): Similar for LABEL_REF.
18706 (cris_output_addr_const_extra): Similar for UNSPEC.
18707 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
18708 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
18709 * config/cris/cris-protos.h (cris_output_addr_const): Remove
18711 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
18712 (cris_asm_output_label_ref): Declare.
18714 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
18716 PR preprocessor/19801
18717 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
18718 filenames that changed when libcpp was moved to the toplevel.
18720 2005-02-07 Roger Sayle <roger@eyesopen.com>
18722 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
18723 zero extensions of BImode operands. Call lowpart_subreg instead
18724 of gen_lowpart_common and gen_lowpart_SUBREG.
18726 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
18729 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
18730 * configure.ac: Set cc_for_cross_gnattools.
18731 * configure: Regenerate.
18733 2005-02-08 Alan Modra <amodra@bigpond.net.au>
18736 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
18738 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
18741 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
18742 of nested functions.
18744 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
18746 * doc/extend.texi: Document deprecated extensions allowing
18747 static floating-point members to have initializers and allowing
18748 floating-point literals in integral constant expressions.
18750 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
18752 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
18753 config/darwin7.h, config/mips/mips.c,
18754 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
18757 * cse.c: Update comments.
18759 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
18761 PR middle-end/19775
18762 * builtins.c (fold_builtin_sqrt): Transform
18763 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
18766 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
18767 Dorit Naishlos <dorit@il.ibm.com>
18769 * doc/invoke.texi (ftree-vectorizer-verbose): New.
18770 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
18771 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
18773 * tree.h (vect_set_verbosity_level): New extern function declaration
18775 * tree-vectorizer.h (verbosity_levels): New enum type.
18776 * tree-vectorizer.c (vect_debug_stats): Function removed.
18777 (vect_debug_details): Likewise.
18778 (vect_verbosity_level): Global variable was defined and initialized.
18779 (vect_dump): Global variable definition.
18780 (vect_print_dump_info): New function.
18781 (vect_set_dump_settings): New function.
18782 (vect_set_verbosity_level): New function.
18783 (vectorize_loops): Add call to vect_set_dump_settings.
18785 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
18786 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18787 (slpeel_tree_peel_loop_to_edge): Likewise.
18789 (vect_analyze_offset_expr): Call to vect_print_dump_info with
18790 appropriate verbosity level instead of call to vect_debug_details
18791 or vect_debug_stats.
18792 (vect_get_base_and_offset):
18793 (vect_create_addr_base_for_vector_ref):
18794 (get_vectype_for_scalar_type):
18795 (vect_create_data_ref_ptr):
18796 (vect_init_vector):
18797 (vect_get_vec_def_for_operand):
18798 (vect_finish_stmt_generation):
18799 (vectorizable_assignment):
18800 (vectorizable_operation):
18801 (vectorizable_store):
18802 (vectorizable_load):
18803 (vect_transform_stmt):
18804 (vect_update_ivs_after_vectorizer):
18805 (vect_do_peeling_for_loop_bound):
18806 (vect_update_inits_of_drs):
18807 (vect_do_peeling_for_alignment):
18808 (vect_transform_loop):
18809 (vect_is_simple_use):
18810 (vect_analyze_operations):
18811 (vect_is_simple_iv_evolution):
18812 (vect_analyze_scalar_cycles):
18813 (vect_analyze_data_ref_dependence):
18814 (vect_analyze_data_ref_dependences):
18815 (vect_compute_data_ref_alignment):
18816 (vect_enhance_data_refs_alignment):
18817 (vect_analyze_data_refs_alignment):
18818 (vect_analyze_data_ref_access):
18819 (vect_analyze_data_ref_accesses):
18820 (vect_analyze_pointer_ref_access):
18821 (vect_get_memtag_and_dr):
18822 (vect_analyze_data_refs):
18823 (vect_mark_relevant):
18824 (vect_stmt_relevant_p):
18825 (vect_mark_stmts_to_be_vectorized):
18826 (vect_can_advance_ivs_p):
18827 (vect_get_loop_niters):
18828 (vect_analyze_loop_form):
18829 (vect_analyze_loop):
18830 (vectorize_loops): Likewise.
18832 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
18833 (vect_update_inits_of_drs):
18834 (vect_do_peeling_for_alignment):
18835 (vect_transform_loop):
18836 (vect_analyze_operations):
18837 (vect_analyze_scalar_cycles):
18838 (vect_analyze_data_ref_dependences):
18839 (vect_analyze_data_refs_alignment):
18840 (vect_analyze_data_ref_accesses):
18841 (vect_analyze_data_refs):
18842 (vect_mark_stmts_to_be_vectorized):
18843 (vect_get_loop_niters):
18844 (vect_analyze_loop_form):
18845 (vect_analyze_loop): Likewise.
18846 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
18848 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
18852 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18853 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18854 either -ffast-math or -funsafe-math-optimizations is in use.
18856 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18857 * config/mips/irix-csr.c: New file.
18858 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18859 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18860 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18863 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
18865 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
18866 redundant, incorrect definitions.
18868 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
18870 ("*tls_indirect_call"): New, reference hard regs directly.
18871 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
18873 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18875 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
18876 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
18878 2005-02-06 Roger Sayle <roger@eyesopen.com>
18880 PR rtl-optimization/19800
18881 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
18882 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
18885 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18887 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
18889 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
18892 * doc/invoke.texi: Correct documentation of -freorder-functions.
18894 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18897 * doc/invoke.texi: Don't mention gccbug.
18899 2005-02-06 Roger Sayle <roger@eyesopen.com>
18900 Andrew Pinski <pinskia@physics.uc.edu>
18901 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
18903 * simplify-rtx.c (simplify_relational_operation_1): Simplify
18904 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
18905 into just (zero_extract:SI FOO (const_int 1) BAR).
18907 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18909 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
18910 macro locally. Don't give last revision date. Use GCC version
18911 number from gcc-common.texi.
18912 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
18913 revision date. Use GCC version number from gcc-common.texi.
18914 Describe being a library as current state rather than as 3.x
18916 * doc/gcc.texi: Remove last update date.
18917 * doc/gccint.texi: Likewise. Update copyright dates.
18918 * doc/install.texi: Update copyright dates.
18920 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18923 * doc/invoke.texi: Mention for each option included in -Wall that
18924 it is included in -Wall.
18925 * doc/gcc.texi: Update copyright and last modification date.
18927 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18929 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
18930 unnecessary cast to original induction variable increments.
18932 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18934 PR tree-optimization/18219
18935 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
18936 in distributed form.
18938 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
18940 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
18941 Set bitpos and offset later in the function. Do nothing if the
18942 target is a register and if the bitfield lies completely outside
18944 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
18945 here. Return an uninitialised register if the source value is stored
18946 in a register and the bitfield lies completely outside that register.
18948 2005-02-06 Steven Bosscher <stevenb@suse.de>
18950 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
18953 2005-02-06 Marcin Dalecki <martin@dalecki.de>
18955 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
18957 2005-02-06 Geoffrey Keating <geoffk@apple.com>
18959 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
18960 * config/darwin8.h: New.
18961 * config/darwin7.h: Update comment.
18963 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18964 Dorit Naishlos <dorit@il.ibm.com>
18966 * tree-vectorizer.h (LOC): New type.
18967 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
18968 (loop_line_number): New field in struct _loop_vec_info.
18969 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
18971 * tree-vectorizer.c (input.h): Included.
18972 (find_loop_location): New function.
18973 (vect_debug_stats): Argument changed from loop to LOC. Computation of
18974 loop line number removed.
18975 (vect_debug_details): Likewise.
18976 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
18978 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
18979 call to vect_debug_details/stats changed from loop to loop_loc.
18980 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18981 (slpeel_tree_peel_loop_to_edge): Likewise.
18983 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
18984 changed from NULL to UNKNOWN_LOC.
18985 (vect_get_base_and_offset):
18986 (vect_create_addr_base_for_vector_ref):
18987 (get_vectype_for_scalar_type):
18988 (vect_create_data_ref_ptr):
18989 (vect_init_vector):
18990 (vect_get_vec_def_for_operand):
18991 (vect_finish_stmt_generation):
18992 (vectorizable_assignment):
18993 (vectorizable_operation):
18994 (vectorizable_store):
18995 (vectorizable_load):
18996 (vect_transform_stmt):
18997 (vect_update_ivs_after_vectorizer):
18998 (vect_do_peeling_for_loop_bound):
18999 (vect_do_peeling_for_alignment):
19000 (vect_transform_loop):
19001 (vect_is_simple_use):
19002 (vect_analyze_operations):
19003 (vect_is_simple_iv_evolution):
19004 (vect_analyze_scalar_cycles):
19005 (vect_analyze_data_ref_dependences):
19006 (vect_compute_data_ref_alignment):
19007 (vect_enhance_data_refs_alignment):
19008 (vect_analyze_data_ref_access):
19009 (vect_analyze_data_ref_accesses):
19010 (vect_analyze_pointer_ref_access):
19011 (vect_get_memtag_and_dr):
19012 (vect_analyze_data_refs):
19013 (vect_mark_relevant):
19014 (vect_stmt_relevant_p):
19015 (vect_mark_stmts_to_be_vectorized):
19016 (vect_can_advance_ivs_p):
19017 (vect_get_loop_niters):
19018 (vect_analyze_loop):
19019 (vectorize_loops): Likewise.
19021 (vectorizable_load): Argument in call to vect_debug_details/stats
19022 changed from loop to LOOP_LOC (loop_vinfo).
19023 (vect_transform_loop):
19024 (vect_analyze_operations):
19025 (vect_analyze_scalar_cycles):
19026 (vect_analyze_data_ref_dependence):
19027 (vect_enhance_data_refs_alignment):
19028 (vect_analyze_data_ref_accesses):
19029 (vect_analyze_pointer_ref_access):
19030 (vect_analyze_data_refs):
19031 (vect_analyze_loop): Likewise.
19033 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
19034 changed from loop to loop_loc.
19036 (vect_enhance_data_refs_alignment): Removed unused variable loop.
19038 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
19039 Dorit Naishlos <dorit@il.ibm.com>
19041 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
19043 (vect_analyze_data_ref_dependences): Likewise.
19045 (vect_is_simple_use): Argument changed from loop structure to
19046 loop_vect_info structure.
19047 (vect_can_advance_ivs_p): Likewise.
19048 (vect_create_index_for_vector_ref): Likewise.
19049 (vect_update_ivs_after_vectorizer): Likewise.
19050 (new_stmt_vec_info): Likewise.
19052 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
19053 changed from loop to loop_vinfo.
19054 (vect_create_data_ref_ptr): First argument in call to
19055 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
19056 (vectorizable_assignment): Second argument in call to vect_is_simple_use
19057 was changed from loop to loop_vinfo.
19058 (vectorizable_operation): Likewise.
19059 (vectorizable_store): Likewise.
19060 (vect_mark_stmts_to_be_vectorized): Likewise.
19061 (vect_do_peeling_for_loop_bound): First argument in call to
19062 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
19063 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
19064 was changed from loop to loop_vinfo.
19065 (vect_analyze_data_ref_dependences): Third argument in call to
19066 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
19068 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
19069 (vect_create_data_ref_ptr): Likewise.
19070 (vect_init_vector): Likewise.
19071 (vect_get_vec_def_for_operand): Likewise.
19072 (vectorizable_assignment): Likewise.
19073 (vectorizable_operation): Likewise.
19074 (vectorizable_store): Likewise.
19075 (vectorizable_load): Likewise.
19076 (vect_update_ivs_after_vectorizer): Likewise.
19077 (vect_is_simple_use): Likewise.
19078 (vect_analyze_data_ref_dependence): Likewise.
19079 (vect_analyze_pointer_ref_access): Likewise.
19080 (vect_can_advance_ivs_p): Likewise.
19082 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
19083 before _stmt_vec_info.
19084 (_stmt_vec_info): Loop field replaced by loop_vec_info.
19085 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
19086 (new_stmt_vec_info): Argument changed from loop structure to
19087 loop_vect_info structure
19089 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
19090 (vect_analyze_offset_expr): Avoid 80 columns overflow.
19091 (vect_create_addr_base_for_vector_ref): Likewise.
19092 (vect_analyze_pointer_ref_access): Likewise.
19094 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
19097 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
19098 phi flag if the phi is abnormal.
19100 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
19103 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
19104 information for the new statement.
19106 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
19109 * gcc.c (main): Include the target in -v output.
19111 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
19113 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
19114 Do not drop the extend if we'd have to add a paradoxical subreg
19115 later. Include optabs.h and insn-codes.h.
19116 * Makefile.in (combine.o): Depend on $(OPTABS_H).
19118 2005-02-02 Roger Sayle <roger@eyesopen.com>
19120 PR middle-end/19405
19121 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
19122 * fold-const.c (const_binop): Avoid constant folding floating
19123 point operations in modes that use composite representations.
19124 * simplify-rtx.c (simplify_binary_operation): Likewise.
19126 2005-02-02 Geoffrey Keating <geoffk@apple.com>
19128 * config/rs6000/altivec.md (altivec_dst): Make the first operand
19130 (altivec_dstt): Likewise.
19131 (altivec_dstst): Likewise.
19132 (altivec_dststt): Likewise.
19133 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
19136 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
19138 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
19139 EXPR_LOCUS from orig_cond to the new cond_stmt.
19140 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
19143 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
19145 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
19146 standard_iv_increment_position. Remove call to bsi_next
19147 (no need to bump the iterator anymore).
19148 (vect_create_index_for_vector_ref): Call
19149 standard_iv_increment_position. Remove second function argument.
19150 (vect_finish_stmt_generation): Remove call to bsi_next
19151 (no need to bump the iterator anymore).
19152 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
19153 to vect_create_index_for_vector_ref.
19155 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
19157 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
19158 phis are used out of the loop.
19160 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
19163 * c-decl.c (undef_nested_function): New variable.
19164 (pop_scope): Diagnose undefined nested functions.
19165 (finish_function): Don't attempt cgraph processing or genericizing
19166 if current top-level function contained an undefined nested
19167 function. Reset undef_nested_function at the end of a top-level
19170 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
19172 * tree.c (build_int_cst_type): Take sign of the value into account
19173 when deciding whether sign extend the value.
19175 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
19178 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
19179 (cpp_options, cc1_options): Change %{std*&ansi} to
19180 %{std*&ansi&trigraphs}.
19182 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
19184 * cse.c: Update comments.
19186 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
19188 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
19189 arguments go on the stack. Do not put complex doubles in odd/even
19192 2005-02-02 Steven Bosscher <stevenb@suse.de>
19194 * doc/invoke.texi: Update the options enabled at -O1, -O2,
19195 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
19196 -ftree-pre, and -fthread-jumps.
19198 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
19200 PR tree-optimization/19578
19201 * tree-flow.h (modified_noreturn_calls): Declare.
19202 (noreturn_call_p): Declare.
19203 * tree-flow-inline.h (noreturn_call_p): New function.
19204 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
19205 * tree-cfg.c (modified_noreturn_calls): New variable.
19206 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
19207 that contain a mid-block noreturn call.
19208 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
19210 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
19212 * df.c (df_def_record_1, df_uses_record): Don't use
19214 * df.h (DF_FOR_REGALLOC): Remove.
19216 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
19219 * c-typeck.c (really_start_incremental_init): Reset
19220 constructor_max_index for arrays of incomplete type.
19222 2005-02-02 Jeff Law <law@redhat.com>
19224 * gcse.c (struct reg_set): Store the block index where the register
19225 was set rather than the setting insn.
19226 (record_one_set, compute_transp): Corresponding changes.
19227 (pre_insert_copy_insn): Do not call replace_one_set.
19228 (replace_one_set): Remove.
19230 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
19233 * doc/gcov.texi: Fix typo.
19235 2005-02-01 Richard Henderson <rth@redhat.com
19238 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
19239 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
19241 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
19242 * config/i386/i386-protos.h: Update.
19244 2005-02-01 Steven Bosscher <stevenb@suse.de>
19246 PR tree-optimization/19217
19247 * tree-cfg.c (verify_expr): Use the data field to see if TP was
19248 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
19249 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
19250 that it is walking a PHI node.
19252 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
19254 * doc/extend.texi (Nested Functions): Update.
19256 2005-02-01 Richard Henderson <rth@redhat.com>
19259 * optabs.c (expand_copysign_absneg): Export.
19260 * optabs.h (expand_copysign_absneg): Declare.
19261 * config/rs6000/rs6000.md (copysigntf3): New.
19263 2005-02-01 Diego Novillo <dnovillo@redhat.com>
19265 PR tree-optimization/19633
19266 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
19267 * tree-ssa-alias.c (init_alias_info): Initialize.
19268 (merge_pointed_to_info): Set.
19269 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
19270 (dump_points_to_info_for): Show value of pt_null.
19271 (struct count_ptr_d): Declare.
19272 (find_ptr_dereference): Remove.
19273 (ptr_is_dereferenced_by): Remove.
19274 (count_ptr_derefs): New local function.
19275 (count_uses_and_derefs): New local function.
19276 (compute_points_to_and_addr_escape): Call it. If the number
19277 of dereferences is greater than zero, mark the pointer as
19278 dereferenced. If there are fewer dereferences than uses of
19279 the pointer, the pointer's value escapes.
19281 2005-02-01 Diego Novillo <dnovillo@redhat.com>
19283 PR tree-optimization/19670
19284 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
19286 (verify_use): ... set it here, instead.
19288 2005-02-01 Janis Johnson <janis187@us.ibm.com>
19290 * doc/sourcebuild.texi (Test directives): Fix formatting.
19292 * doc/sourcebuild.texi (Test directives): Describe selector
19295 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
19297 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
19298 specific 64-bit CPUs.
19300 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
19303 * arm.c (arm_eliminable_register): New function.
19304 (adjacent_mem_locations): Don't allow eliminable registers. Use
19305 HOST_WIDE_INT for address offsets.
19306 * arm-protos.h (arm_eliminable_register): Add prototype.
19308 2005-02-01 Steven Bosscher <stevenb@suse.de>
19310 PR optimization/15242
19311 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
19312 * basic-block.h (duplicate_computed_gotos): Add prototype.
19313 * bb-reorder.c (duplicate_computed_gotos): New function to
19314 duplicate sufficiently small blocks ending in a computed jump.
19315 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
19316 if not optimizing for size.
19317 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
19318 never do tail merging for blocks ending in a computed jump.
19319 * doc/invoke.texi: Document the max-goto-duplication-insns param.
19321 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
19323 Patch from Richard Sandiford <rsandifo@redhat.com>
19324 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
19325 from inheriting a subreg equivalence with a non-spill register.
19327 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
19329 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
19331 * config/frv/frv.c (movcc_fp_destination_operand): New.
19332 (gpr_or_memory_operand): Fix typo in comment.
19333 (gpr_or_memory_operand_with_scratch): New.
19334 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
19335 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
19336 movcc_fp_destination_operand.
19337 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
19338 Legitimize memory addresses using a scratch register.
19340 2005-01-31 Jeff Law <law@redhat.com>
19342 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
19343 bitmap a sparse bitmap instead of a simple bitmap.
19344 (mark_def_sites_initialize_block): Corresponding changes.
19345 (ssa_mark_def_sites_initialize_block): Likewise.
19346 (ssa_mark_phi_uses): Likewise.
19347 (mark_def_site, ssa_mark_def_sites): Likewise.
19348 (mark_def_site_blocks): Likewise.
19349 (rewrite_ssa_into_ssa): Likewise.
19351 * tree-ssa-dom.c (record_cond): Pass correct variable type
19352 for last argument to htab_find_slot_with_hash.
19354 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
19355 effects when optimizing 0 % X. Do not try to optimize X % 0.
19357 2005-01-31 James E. Wilson <wilson@specifixinc.com>
19359 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
19362 2005-02-01 Eric Christopher <echristo@redhat.com>
19364 * config/mips/mips.c (override_options): Warn if -mint64
19366 * doc/invoke.texi (MIPS Options): Document that -mint64 is
19369 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
19371 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
19373 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
19374 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
19375 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
19376 (cached_regno): Initialize to INVALID_REGNUM.
19377 (cse_reg_info_table_size,
19378 cse_reg_info_table_first_uninitialized,
19379 cse_reg_info_timestamp): New.
19380 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
19382 (init_cse_reg_info, get_cse_reg_info_1): New.
19383 (get_cse_reg_info): Cache the last look-up.
19384 (new_basic_block): Update the code to clear mappings from
19385 registers to cse_reg_info entries.
19386 (cse_main): Call init_cse_reg_info.
19388 * cse.c (get_cse_reg_info): Update a comment.
19390 2005-01-31 Steven Bosscher <stevenb@suse.de>
19393 * c-decl.c (start_decl): Do not warn about arrays of elements with
19394 an incomplete type here.
19395 (grokdeclarator): Do it here by making a pedwarn an error.
19396 * c-typeck.c (push_init_level): If there were previous errors with
19397 the constructor type, do not warn about braces for initializers.
19398 (process_init_element): Likewise for excess initializer elements.
19400 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
19402 * cse.c (delete_trivially_dead_insn): Don't iterate.
19404 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
19406 * config/rs6000/rs6000.md (copysignsf3): New expand.
19407 (copysigndf3): Likewise.
19409 2005-01-31 Steven Bosscher <stevenb@suse.de>
19411 * recog.c (constrain_operands): Only look for earlyclobber operand
19412 conflicts if an '&' constraint was seen.
19414 2005-01-31 Marc Espie <espie@openbsd.org>
19416 * config.gcc: Don't include embedded systems fragment, switches default
19417 debugging format to ELF.
19418 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
19419 longer pick it up there.
19421 2005-01-31 Dale Johannesen <dalej@apple.com>
19423 * doc/extend.texi (nested functions): Fix linkage description.
19424 Clarify that static is not allowed.
19426 2005-01-31 Dale Johannesen <dalej@apple.com>
19428 * config/rs6000/darwin.md (movsf_low_di): Make work.
19429 (movdf_low_di): Make work.
19431 2005-01-31 Dale Johannesen <dalej@apple.com>
19433 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
19434 Make work for 64 bit.
19436 2005-01-31 Roger Sayle <roger@eyesopen.com>
19437 Dale Johannesen <dalej@apple.com>
19439 PR middle-end/19650
19440 * fold-const.c (fold_binary_op_with_conditional_arg):
19441 Make types match original operands, before STRIP_NOPS.
19443 2005-01-31 Alan Modra <amodra@bigpond.net.au>
19445 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
19446 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
19447 (struct gcc_sigcontext): Delete. Merge contents to..
19448 (struct gcc_ucontext): ..here.
19449 (get_sigcontext): Delete.
19450 (get_regs): New function, like get_sigcontext but return regs ptr.
19451 64-bit version finds regs from r1 to support vdso.
19452 (ppc_linux_aux_vector): New function.
19453 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
19456 2005-01-31 Ira Rosen <irar@il.ibm.com>
19458 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
19460 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
19461 redundant fold. Fix misalignment for MINUS_EXPR.
19462 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
19463 (vect_analyze_pointer_ref_access): Likewise.
19464 (vect_get_memtag_and_dr): Likewise.
19466 2005-01-31 Richard Henderson <rth@redhat.com>
19468 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
19469 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
19470 absnegdf2_i387, absnegxf2_i387): Likewise.
19472 2005-01-31 Richard Henderson <rth@redhat.com>
19475 * optabs.c (expand_copysign_absneg): New.
19476 (expand_copysign_bit): Split out from ...
19477 (expand_copysign): ... here. Use expand_copysign_absneg.
19479 2005-01-30 Roger Sayle <roger@eyesopen.com>
19481 PR middle-end/19697
19482 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
19483 constant as the second operand and a register as the third.
19485 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
19488 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
19489 that dllimport'd functions do not use all call-clobbered registers
19490 to pass parameters.
19492 2005-01-30 Richard Henderson <rth@redhat.com>
19495 * optabs.c (expand_absneg_bit): Split out from expand_unop and
19496 expand_abs_nojump and generalize. Use operand_subword and
19497 emit_no_conflict_block. Support large modes.
19498 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
19500 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
19501 negation to subtraction.
19502 (expand_copysign): Check that the format has signed zeros.
19503 Use operand_subword and emit_no_conflict_block. Support large modes.
19505 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
19507 Fix PR tree-optimization/19624
19509 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
19510 * tree-ssa-pre.c: Add cfgloop.h.
19512 (pre_stats): New member, constified.
19513 (inserted_exprs): New static variable.
19514 (NECESSARY): New macro.
19515 (create_expression_by_pieces): Fold the expression, and
19516 mark it as defaulting to not necessary. Also put in
19518 (fully_constant_expression): New function.
19519 (insert_into_preds_of_block): Modify to not insert phis when we
19520 are playing with induction variables.
19521 Push phis onto the inserted_exprs vector, and mark them as not
19522 necessary by default.
19523 (insert_aux): Call fully_constant_expression on eprime.
19524 If all edges produce the same value, mark it constant.
19525 (mark_operand_necessary): New function.
19526 (remove_dead_inserted_code): New function.
19527 (init_pre): Init loop optimizer to get loop info.
19528 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
19529 (execute_pre): Commit edge inserts, then remove dead code.
19531 2005-01-30 Richard Henderson <rth@redhat.com>
19533 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
19534 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
19536 2005-01-30 Richard Henderson <rth@redhat.com>
19539 * config/i386/i386.c (ix86_expand_copysign): New.
19540 (ix86_split_copysign_const): New.
19541 (ix86_split_copysign_var): Rename from ix86_split_copysign,
19542 rearrange op1/nmask operands.
19543 * config/i386/i386-protos.h: Update.
19544 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
19545 (copysigndf3): Likewise.
19546 (copysignsf3_const, copysigndf3_const): New.
19547 (copysignsf3_var): Rename from copysignsf3, split out splitter
19548 and fix split predicate for X constraint.
19549 (copysigndf3_var): Similarly.
19551 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
19553 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
19554 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
19555 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
19557 2005-01-29 Richard Henderson <rth@redhat.com>
19560 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
19561 of # and * in constraints.
19563 2005-01-29 Richard Henderson <rth@redhat.com>
19565 PR middle-end/19689
19566 * expr.c (store_field): Don't strip sub-mode cast when the input
19567 data is even smaller.
19569 2005-01-29 Richard Henderson <rth@redhat.com>
19571 PR middle-end/19687
19572 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
19575 2005-01-29 Richard Henderson <rth@redhat.com>
19577 * combine.c (make_field_assignment): Fix argument order
19580 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
19582 PR tree-optimization/15791
19583 * fold-const.c (extract_array_ref): New function.
19584 (fold): Fold comparisons between &a[i] and &a[j] or
19585 semantically equivalent trees.
19587 2005-01-29 Jeff Law <law@redhat.com>
19589 * gcse.c (insert_expr_in_table): Revamp handling of available
19590 and anticipatable occurrence lists to avoid unnecessary list
19592 (insert_set_in_table): Similarly.
19594 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
19596 * c-common.c (fix_string_type): Just use c_build_qualified_type to
19598 (c_build_qualified_type): Build qualified array types with
19599 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
19600 * c-decl.c (c_make_fname_decl): Build unqualified array type
19601 before qualified type.
19602 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
19603 type is qualified, not just if type itself is. Don't apply
19604 qualifiers to array type when declarator is processed. Apply
19605 qualifiers to field type whether or not it is an array type.
19606 Don't handle array types specially for applying qualifiers to
19608 * c-typeck.c (composite_type): Build unqualified element type and
19609 array type when forming composite of array types.
19610 (common_pointer_type, comptypes, comp_target_types,
19611 type_lists_compatible_p, build_indirect_ref, build_array_ref,
19612 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
19614 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
19615 (args2) in variables a1 and a2.
19617 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
19619 * cse.c (n_elements_made, max_elements_made): Remove.
19620 (insert): Don't touch n_elements_made.
19621 (cse_main): Don't touch n_elements_made or max_elements_made.
19623 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
19626 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
19627 configuration part of dp-bit.c to be lost.
19629 2005-01-28 Roger Sayle <roger@eyesopen.com>
19631 * expmed.c (expand_mult_highpart_optab): When attempting to use
19632 a non-widening multiplication in a wider mode, the operands need
19633 to be converted (zero or sign extended) to that mode.
19635 2005-01-28 Ian Lance Taylor <ian@airs.com>
19637 PR middle-end/16558
19638 PR middle-end/19583
19639 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
19640 through if both operands fall through.
19642 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
19644 * cse.c (fold_rtx) <PC>: Don't optimize.
19646 2005-01-28 Jeff Law <law@redhat.com>
19648 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
19649 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
19651 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
19653 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
19654 cse_reg_info_used_list_end): Remove.
19655 (cse_reg_info_list, cse_reg_info_list_free): New.
19656 (get_cse_reg_info): When allocating an instance of
19657 cse_reg_info, add it to the beginning of the cse_reg_info_list
19658 list. Remove code to maintain cse_reg_info_used_list.
19659 (new_basic_block): Reset the free list to the beginning of
19662 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
19664 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
19665 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
19666 (frv_expand_mdpackh_builtin): New function.
19667 (frv_expand_builtin): Use it to expand __MDPACKH.
19668 * doc/extend.texi (__MDPACKH): Update documentation.
19670 2005-01-28 Uros Bizjak <uros@kss-loka.si>
19672 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
19673 SSE_FLOAT_MODE_P for use_sse computation.
19675 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
19678 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
19680 2005-01-27 Richard Henderson <rth@redhat.com>
19682 * builtins.c (expand_builtin_copysign): New.
19683 (expand_builtin): Call it.
19684 * genopinit.c (optabs): Add copysign_optab.
19685 * optabs.c (init_optabs): Initialize it.
19686 (expand_copysign): New.
19687 * optabs.h (OTI_copysign, copysign_optab): New.
19688 (expand_copysign): Declare.
19690 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
19691 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
19693 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
19694 (ix86_expand_fp_absneg_operator): ... here.
19695 (ix86_split_copysign): New.
19696 * config/i386/i386-protos.h: Update.
19697 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
19698 (copysignsf3, copysigndf3): New.
19700 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
19701 (copysignsf3, ncopysignsf3): New.
19702 (copysigndf3, ncopysigndf3): New.
19703 (copysignxf3, ncopysignxf3): New.
19704 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
19706 2005-01-27 Arend Bayer <arend.bayer@web.de>
19707 Kazu Hirata <kazu@cs.umass.edu>
19709 * cse.c: (find_best_addr): Don't call copy_rtx before calling
19710 fold_rtx. Save cost recomputation if fold_rtx did nothing.
19711 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
19714 2005-01-27 Jeff Law <law@redhat.com>
19716 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
19717 definitions of SSA_NAMEs which are not being rewritten.
19718 (rewrite_ssa_into_ssa): Only initialize the current definition
19719 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
19720 If checking is enabled, assert that SSA_NAME_AUX is clear for all
19721 SSA_NAMEs before returning.
19723 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
19725 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
19726 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
19727 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
19728 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
19729 config/mips/iris6.h, config/sh/sh.c: Update copyright.
19731 2005-01-27 Steven Bosscher <stevenb@suse.de>
19733 PR middle-end/17278
19734 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
19735 higher to -O2 and higher. Likewise for tree PRE.
19736 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
19739 2005-01-27 Ian Lance Taylor <ian@airs.com>
19741 PR middle-end/19583
19742 * gimple-low.c (try_catch_may_fallthru): New static function.
19743 (block_may_fallthru): Handle TRY_CATCH_EXPR.
19744 * tree-inline.c (expand_call_inline): Don't warn about reaching
19745 the end of a non-void function being inlined if the function uses
19748 2005-01-27 Jakub Jelinek <jakub@redhat.com>
19750 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
19753 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
19754 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
19755 (implicitly_declare): Handle error_mark_node.
19757 2005-01-27 Richard Henderson <rth@redhat.com>
19760 * tree.h (struct tree_decl): Add debug_expr_is_from.
19761 (DECL_DEBUG_EXPR_IS_FROM): New.
19762 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
19763 * dwarf2out.c (dwarf2out_var_location): Update to match.
19764 * tree-outof-ssa.c (create_temp): Likewise.
19765 * var-tracking.c (track_expr_p): Likewise.
19766 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
19767 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
19768 * toplev.c (default_tree_printer): Likewise.
19770 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
19772 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
19773 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
19775 2005-01-27 Steven Bosscher <stevenb@suse.de>
19777 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
19778 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
19779 ASM_CLOBBERS): Add tree checks.
19781 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
19782 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
19783 * c-common.def (SWITCH_STMT): Update to match.
19784 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
19785 macros instead of SWITCH_EXPR ones.
19786 * c-dump.c (c_dump_tree): Likewise.
19787 * c-gimplify.c (gimplify_switch_stmt): Likewise.
19788 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
19790 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
19792 2005-01-27 Alan Modra <amodra@bigpond.net.au>
19794 * unwind-dw2.c (execute_stack_op): Add missing cases for
19795 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
19797 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
19799 * config.gcc (Obsolete configurations): Remove 'dummy', add
19800 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
19803 2005-01-26 Diego Novillo <dnovillo@redhat.com>
19805 PR tree-optimization/19633
19806 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
19808 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
19809 are no call-clobbered variables.
19810 * tree-outof-ssa.c (check_replaceable): Return false for calls
19813 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
19815 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
19816 even for variables with NULL DECL_INITIAL.
19818 2005-01-26 Stuart Hastings <stuart@apple.com>
19820 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
19822 2005-01-26 Richard Henderson <rth@redhat.com>
19824 PR middle-end/18008
19825 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19827 * expr.c (store_field): Strip conversions to odd-bit-sized types
19828 if the destination field width matches.
19830 2005-01-26 Richard Henderson <rth@redhat.com>
19832 * c-decl.c, expmed.c, expr.c: Revert last change.
19834 2005-01-26 Richard Henderson <rth@redhat.com>
19836 PR middle-end/18008
19837 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19839 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
19840 if we don't need the bits above those present in the current mode.
19841 * expr.c (store_field): Strip conversions to odd-bit-sized types
19842 if the destination field width matches.
19844 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
19846 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
19847 either -ffast-math or -funsafe-math-optimizations is in use.
19849 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
19853 * config/avr/avr.c (notice_update_cc): Only set condition code for
19854 ashrqi3 if shift count > 0.
19855 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
19856 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
19857 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
19858 count <= 0 as a no-op, and shift count >= width by copying zero
19859 or sign bit to all bits of the result.
19860 * config/avr/avr.md (all shifts): Add alternatives for zero shift
19861 count, with attribute "length" set to 0 and "cc" set to "none".
19863 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19865 * doc/invoke.texi: Document -mTLS.
19867 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
19868 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
19869 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
19870 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
19871 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
19872 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
19873 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
19874 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
19876 * configure.ac: Check for a TLS capable gas.
19878 * configure: Regenerate.
19880 2005-01-26 Richard Henderson <rth@redhat.com>
19882 PR middle-end/18008
19883 * combine.c (make_field_assignment): Simplify store to zero_extract
19884 from a source with an overlapping mask.
19886 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19888 2004-11-11 Eric Christopher <echristo@redhat.com>
19890 * config/frv/frv.md: Add fr400_integer automaton. Don't
19891 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
19894 2005-01-26 Steven Bosscher <stevenb@suse.de>
19896 PR middle-end/16585
19897 * cfgbuild.c (make_edges): Do not clear or set
19898 current_function_has_computed_jump.
19899 * function.h (struct function): Remove the has_computed_jump field.
19900 (current_function_has_computed_jump): Do not define.
19901 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
19902 in a computed jump. Ignore current_function_has_computed_jump.
19904 2005-01-26 Richard Henderson <rth@redhat.com>
19906 PR middle-end/19515
19907 * expr.c (categorize_ctor_elements): New argument p_must_clear.
19908 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
19910 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
19911 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
19912 objects into static storage if they have more than one non-zero value.
19913 * tree.h (categorize_ctor_elements): Update decl.
19915 2005-01-26 Steven Bosscher <stevenb@suse.de>
19917 PR middle-end/19616
19918 * tree.h (CALL_EXPR_TAILCALL): Add comment.
19919 * calls.c (check_sibcall_argument_overlap_1): Revert the change
19920 to this function from 2004-07-10.
19921 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
19922 the current function for tail call optimizations if the address
19923 of one of it its arguments is taken.
19925 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
19927 * cse.c (fold_rtx): Call equiv_constant only when necessary.
19929 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
19931 * function.c (expand_function_end): If current_function_calls_alloca,
19932 emit stack restore in a place that is reached when the function falls
19933 through at the end.
19935 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
19937 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
19938 rule to avoid matching inappropriate suffix rule.
19940 2005-01-26 Jan Hubicka <jh@suse.cz>
19942 PR tree-optimization/19241
19943 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
19945 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19947 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
19948 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
19950 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
19951 <sim*>: Always use crt1.o, regardless of N in simN.
19952 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19953 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
19954 (CRT_CALL_STATIC_FUNCTION): Remove.
19955 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
19956 use crt1.o, regardless of N in simN.
19957 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19958 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
19959 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
19960 case isystem setting.
19961 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
19963 2005-01-25 Ian Lance Taylor <ian@airs.com>
19965 * gimple-low.c (block_may_fallthru): Correct handling of
19966 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
19968 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19970 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
19971 handlers to match indentation; nested under the mtune=* handler.
19972 Similar for mcpu= and march=.
19974 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
19976 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
19977 * config/mips/linux64.h (LIB_SPEC): Likewise.
19978 * config/mn10300/linux.h (LIB_SPEC): Likewise.
19979 * config/sh/linux.h (LIB_SPEC): Likewise.
19981 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
19983 * config/frv/frv.c (frv_legitimize_tls_address): New.
19984 (TARGET_HAVE_TLS): Define.
19985 (FRV_SYMBOL_REF_TLS_P): Define.
19986 (frv_override_options): Handle new register classes.
19987 (frv_legitimate_address_p): Reject tls addresses.
19988 (frv_legitimize_address): Handle TLS addresses.
19989 (gen_inlined_tls_plt): New.
19990 (gen_tlsmoff): New.
19991 (frv_legitimize_tls_address): New.
19992 (unspec_got_name): Add TLS entries.
19993 (got12_operand): Add R_FRV_TLSMOFF12 case.
19994 (frv_emit_move): Fixup TLS addresses.
19995 (frv_emit_movsi): Legitimize TLS addresses.
19997 * config/frv/frv.h (MASK_BIG_TLS): New.
19998 (TARGET_BIG_TLS): New.
19999 (HAVE_AS_TLS): Define.
20000 (TARGET_SWITCHES): Add -mTLS and -mtls options.
20001 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
20002 (REG_CLASS_NAMES): Same.
20003 (REG_CLASS_CONTENTS): Same.
20004 (CONSTRAINT_LEN): New.
20005 (REG_CLASS_FROM_CONSTRAINT): New.
20006 (PREDICATE_CODES): Add symbolic_operand.
20008 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
20009 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
20010 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
20011 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
20012 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
20013 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
20014 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
20015 GR9_REG, GR14_REG, LRREG.
20016 (type): Add load_or_call attribute.
20017 ("load_or_call"): New reservation.
20018 ("call_gettlsoff"): New.
20019 ("tls_indirect_call"): New.
20020 ("tls_load_gottlsoff12"): New.
20021 ("tlsoff_hilo"): New.
20022 ("tls_tlsdesc_ldd"): New.
20023 ("tls_tlsoff_ld"): New.
20026 * config/frv/frv-protos.h (symbolic_operand): Protoize.
20028 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
20030 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
20031 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
20032 * config/frv/frv.c (TLS_BIAS): Define.
20033 (frv_output_dwarf_dtprel): New.
20035 2005-01-26 Jakub Jelinek <jakub@redhat.com>
20037 PR rtl-optimization/19579
20038 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
20039 both A and B, see if they don't clobber registers the other expr uses.
20041 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
20043 * real.c (do_add): Initialize signalling and canonical members.
20045 * real.c (real_from_integer): Zero out destination.
20047 2005-01-18 Jan Hubicka <jh@suse.cz>
20049 PR tree-optimize/19337
20050 * tree-inline.c (initialize_inlined_parameters): Copy
20051 saved_static_chain_decl only.
20053 2005-01-25 Richard Henderson <rth@redhat.com>
20057 * config/i386/i386.c (x86_inter_unit_moves): Zero.
20058 (ix86_preferred_reload_class): Rewrite fp-constant section, with
20059 80387 enabled, to return a proper subclass. Return the subset that
20060 overlaps with GENERAL_REGS for PLUS.
20061 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
20063 2005-01-25 Richard Henderson <rth@redhat.com>
20065 PR middle-end/19609
20066 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
20068 2005-01-25 Roger Sayle <roger@eyesopen.com>
20070 * expmed.c (choose_multiplier): Change interface to return the
20071 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
20072 (expand_divmod): Update calls to choose_multiplier.
20074 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20076 PR middle-end/19330
20077 * expmed.c (extract_bit_field): Use adjust_address instead of
20078 gen_lowpart when op0 is a MEM.
20080 2005-01-24 Steven Bosscher <stevenb@suse.de>
20082 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
20084 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
20086 * config/mips/irix-csr.c: New file.
20087 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
20088 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
20089 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
20092 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
20095 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
20096 sparc/elf.h, add sparc/sp-elf.h.
20097 (sparc-*-rtems*): Likewise.
20098 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
20099 tm-dwarf2.h, add sparc/sp-elf.h.
20100 (sparc86x-*-elf): Likewise.
20101 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
20102 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
20103 TARGET_OS_CPP_BUILTINS.
20104 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20105 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20107 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
20108 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
20109 (SWITCH_TAKES_ARG): Likewise.
20110 (LOCAL_LABEL_PREFIX): Likewise.
20111 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
20112 (TARGET_N_FORMAT_TYPES): Delete.
20113 (TARGET_FORMAT_TYPES): Likewise.
20114 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
20115 * config/sparc/elf.h: Delete.
20116 * config/sparc/sp-elf.h: New file.
20118 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
20120 * tree-flow-inline.h (phi_arg_from_edge): Remove.
20121 * tree-flow.h: Remove the corresponding prototype.
20122 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
20123 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
20125 2005-01-24 Jakub Jelinek <jakub@redhat.com>
20128 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
20129 for AIX ABI or ELF -fPIC.
20130 (rs6000_emit_load_toc_table): Don't create toc_section here.
20131 (rs6000_xcoff_file_start): Nor here.
20133 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
20135 * sh.c (ra.h): Don't #include.
20136 (hard_regs_intersect_p): New function, resurrected from ra.c.
20138 * sh.c: Fix 1996 Copyright.
20140 2005-01-24 Richard Henderson <rth@redhat.com>
20141 Aldy Hernandez <aldyh@redhat.com>
20143 * regrename.c (note_sets): Handle subregs.
20145 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
20148 * genconditions.c (write_header, write_conditions): Elide file if
20151 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
20153 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
20154 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
20157 2005-01-24 Jakub Jelinek <jakub@redhat.com>
20159 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
20160 expand_builtin_printf, expand_builtin_fprintf,
20161 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
20162 checking against POINTER_TYPE.
20163 (validate_arglist): Handle POINTER_TYPE code by checking
20166 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
20168 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
20169 init_rtlanal): New.
20170 (for_each_rtx): Call for_each_rtx_1.
20171 * rtl.h (init_rtlanal): Declare.
20172 * toplev.c (backend_init): Call init_rtlanal.
20174 2005-01-24 Jakub Jelinek <jakub@redhat.com>
20176 * flow.c (propagate_one_insn): Formatting.
20178 PR middle-end/19551
20179 * flow.c (libcall_dead_p): Be more conservative if unsure.
20180 If there are any instructions between insn and call, see if they are
20181 all dead before saying the libcall is dead.
20183 2005-01-24 Uros Bizjak <uros@kss-loka.si>
20185 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
20186 operand constraint for operand 0.
20188 2005-01-23 Richard Henderson <rth@redhat.com>
20191 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
20192 edges leading to join block.
20194 2005-01-23 Roger Sayle <roger@eyesopen.com>
20196 * expmed.c (expand_mult_highpart): Make static. Change type of
20197 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
20198 (expand_divmod): Updates calls to expand_mult_highpart by using
20199 gen_int_mode to pass a CONST_INT rtx.
20200 * rtl.h (expand_mult_highpart): Remove prototype.
20202 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
20204 * flow.c (regset_bytes, regset_size): Remove.
20206 * cfganal.c: Fix a reference to Harvey's paper.
20208 2005-01-23 Steven Bosscher <stevenb@suse.de>
20210 PR rtl-optimization/19464
20211 * tree-optimize.c (init_tree_optimization_passes): Add one more
20212 copyrename pass just before out-of-ssa.
20214 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
20217 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
20218 * ggc-none.c (ggc_free): Define.
20220 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
20222 * cse.c (max_reg, max_insn_uid): Remove.
20223 (cse_main): Don't access max_reg or max_insn_uid.
20225 * c-common.c (explicit_flag_signed_bitfields,
20226 lang_statement_code_p, lang_expand_function_end): Remove.
20227 * c-common.h: Remove the corresponding declarations.
20228 * c-opts.c (c_common_handle_option): Remove all write access
20229 to explicit_flag_signed_bitfields.
20231 * cgraph.c (cgraph_varpool_n_nodes): Remove.
20232 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
20233 * cgraph.h: Remove the corresponding declaration.
20235 * gcse.c (null_pointer_info): Remove.
20237 2005-01-23 Roger Sayle <roger@eyesopen.com>
20238 Eric Botcazou <ebotcazou@libertysurf.fr>
20240 * combine.c (simplify_logical): Only simplify logical expressions
20241 of the form ior(and(x,y),z) by the inverse distributive law if the
20242 result is cheaper than the original.
20244 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
20246 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
20247 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
20248 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
20249 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
20250 config/freebsd-spec.h, config/arm/arm.h,
20251 config/h8300/h8300.md, config/i386/i386.md,
20252 config/i386/predicates.md, config/i386/sse.md,
20253 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
20254 config/vax/vax.md: Fix comment typos. Follow spelling
20257 2005-01-23 Steven Bosscher <stevenb@suse.de>
20259 * gengtype.c (walk_type): Produce `not equal to' compares for loop
20260 tests, instead of `less than'.
20262 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
20264 * function.c (assign_parm_setup_block): When creating a new stack slot
20265 for a parameter, get its alignment from the parameter's DECL_ALIGN
20266 rather than the type's TYPE_ALIGN. Make sure that the parameter
20267 is at least word aligned.
20269 2005-01-22 Roger Sayle <roger@eyesopen.com>
20271 PR middle-end/19378
20272 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
20274 2005-01-22 Richard Henderson <rth@redhat.com>
20277 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
20278 in both compare operands.
20279 (movdfcc_1_sse_max): Likewise.
20280 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
20281 (movdfcc_1_sse): Likewise.
20282 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
20283 scratch register as needed.
20285 2005-01-22 Richard Henderson <rth@redhat.com>
20287 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
20289 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
20291 2005-01-22 Richard Henderson <rth@redhat.com>
20293 * genopinit.c (optabs): Use smin/smax for floating point too.
20294 * doc/md.texi: Update to match. Clarify that floating point
20295 results are undefined for +0/-0 and NaN.
20296 * doc/rtl.texi: Likewise.
20297 * rtl.def (SMIN, SMAX): Likewise
20298 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
20300 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
20301 leading 's' to the name.
20302 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
20303 smaxxf3, sminxf3): Likewise.
20304 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
20307 2005-01-22 Paul Brook <paul@codesourcery.com>
20309 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
20311 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
20313 * config/s390/s390.c (struct processor_costs): New fields
20314 dlgr, dlr, dr, dsgfr, dsgr.
20315 (z900_cost, z990_cost): Values for new fields.
20316 (s390_rtx_costs): New cases MEM und COMPARE in switch
20317 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
20318 DIV, MOD, UDIV, UMOD.
20320 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
20322 * config/s390/s390.md ("doloop_si64"): Reload input value directly
20323 into the register being decremented.
20324 ("doloop_si31", "doloop_di"): Likewise.
20325 ("*doloop_si_long"): Adapt pattern.
20327 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
20329 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
20331 (CLASS_MAX_NREGS): Likewise.
20333 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
20335 * doc/tree-ssa.texi (Statement Operands): Add example for new
20336 must-def macro. Note deprecation of old operands interface.
20338 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
20340 PR tree-optimization/19484
20341 * tree-cfg.c (remove_fallthru_edge): New function.
20342 (cleanup_control_flow): Remove fallthru edges from calls that are
20343 now known not to return.
20345 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
20347 Fix PR tree-optimization/19038
20348 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
20349 copies with loop variant ones.
20351 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
20353 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
20354 config/alpha/alpha-protos.h, config/alpha/alpha.h,
20355 config/alpha/alpha.md, config/alpha/predicates.md,
20356 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
20357 config/sparc/sol2.h: Update copyright.
20359 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
20360 first label to see if it is a nonlocal label.
20362 2005-01-22 David Edelsohn <edelsohn@gnu.org>
20363 Andrew Pinski <pinskia@physics.uc.edu>
20366 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
20367 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
20369 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
20371 * config/rs6000/rtems.h: Update copyright.
20373 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
20376 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
20377 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
20378 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
20380 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
20383 * c-typeck.c (convert_arguments): Check for error_mark_node.
20385 2005-01-21 Ian Lance Taylor <ian@airs.com>
20387 PR tree-optimization/13000
20388 * tree-inline.c: Include "tree-flow.h".
20389 (expand_call_inline): If warn_return_type, warn if non-void inline
20390 function falls through.
20391 * tree-cfg.c (execute_warn_function_return): Don't warn about
20392 control reaching end if TREE_NO_WARNING is set. Set
20394 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
20396 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
20397 branch if we don't need one.
20398 * c-typeck.c: Include "tree-flow.h"
20399 (c_finish_bc_stmt): Don't add a goto if the current statement
20400 list doesn't fall through to the current point.
20402 2005-01-21 Roger Sayle <roger@eyesopen.com>
20404 PR rtl-optimization/576
20405 * real.c (real_arithmetic): Change return type from void to bool
20406 to return an indication that the result may be inexact.
20407 * real.h (real_arithmeric): Update prototype.
20408 * fold-const.c (const_binop): Don't constant fold floating
20409 point expressions when the user specifies -frounding-math and
20410 the result may depend upon the run-time rounding mode.
20411 (fold_convert_const_real_from_real): Clean-up.
20412 (fold_initializer): Ignore flag_rounding_math for initializers.
20413 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
20414 constant fold FP operations with flag_rounding_math if the
20415 result may depend upon the run-time rounding mode.
20417 2005-01-21 Tom Tromey <tromey@redhat.com>
20419 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
20421 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
20423 * tree-cfg.c: Fix comment typos.
20425 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
20427 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
20428 around the call to rest_of_handle_branch_target_load_optimize.
20430 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20432 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
20433 (sparc64-*-openbsd*): Likewise.
20434 (sparclite-*-elf*): Include tm-dwarf2.h.
20435 (sparc86x-*-elf*): Likewise.
20436 (sparc64-*-elf*): Likewise.
20437 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
20438 (DBX_DEBUGGING_INFO): Likewise.
20439 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
20440 (PREFERRED_DEBUGGING_TYPE): Likewise.
20441 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
20442 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
20443 (PREFERRED_DEBUGGING_TYPE): Likewise.
20444 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
20445 (PREFERRED_DEBUGGING_TYPE): Likewise.
20446 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
20448 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
20451 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
20453 2005-01-20 Paul Brook <paul@codesourcery.com>
20455 * doc/rtl.texi: Document value extension requirements for CONST_INT.
20457 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
20459 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
20460 label is first in a sequence of labels.
20462 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
20464 2005-01-20 Janis Johnson <janis187@us.ibm.com>
20465 Giovanni Bajo <giovannibajo@gcc.gnu.org>
20467 * doc/sourcebuild.texi (Test Directives): New.
20469 2005-01-20 Roger Sayle <roger@eyesopen.com>
20471 * real.c (real_floor): Don't leave the result uninitialized when
20472 mode is VOIDMode, but return the unrounded intermediate value.
20473 (real_ceil): Likewise.
20475 2005-01-20 Paul Brook <paul@codesourcery.com>
20477 * config/arm/arm.md (insv): Use gen_int_mode.
20479 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
20481 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
20482 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20483 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20484 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20485 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
20487 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
20490 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
20491 fbreg, so we have to assume we can't.
20492 (loc_descriptor_from_tree_1): Ditto.
20493 (containing_function_has_frame_base): New function.
20494 (add_location_or_const_value_attribute): Use it.
20495 Also try to generate a frame_base from a single element location
20498 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
20500 PR tree-optimization/15349
20501 * timevar.def (TV_TREE_MERGE_PHI): New.
20502 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
20504 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
20505 calls to tree_forwarder_block_p.
20506 (remove_forwarder_block_with_phi, merge_phi_nodes,
20507 gate_merge_phi, pass_merge_phi): New.
20508 * tree-optimize.c (init_tree_optimization_passes): Add
20510 * tree-pass.h: Add an extern for pass_merge_phi;
20512 2005-01-20 Richard Henderson <rth@redhat.com>
20515 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
20516 (_mm_castps_pd, _mm_castps_si128): New.
20517 (_mm_castsi128_ps, _mm_castsi128_pd): New.
20519 2005-01-20 Richard Henderson <rth@redhat.com>
20522 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
20523 __builtin_ia32_vec_init_v2si.
20524 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
20525 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
20526 (ix86_init_mmx_sse_builtins): Create it.
20527 (ix86_expand_builtin): Expand it.
20528 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
20529 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
20530 (vec_extractv2si_0, vec_extractv2si_1): New.
20532 2005-01-20 Richard Henderson <rth@redhat.com>
20535 * config/i386/i386.c (ix86_expand_push): New.
20536 * config/i386/mmx.md (push<MMXMODE>1): New.
20537 * config/i386/sse.md (push<SSEMODE>1): New.
20538 * config/i386/i386-protos.h: Update.
20540 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
20542 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
20545 2005-01-20 Richard Henderson <rth@redhat.com>
20547 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
20548 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
20550 2005-01-19 Richard Henderson <rth@redhat.com>
20553 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
20554 to V4SFmode in SSE1 fallback load path.
20556 2005-01-19 Richard Henderson <rth@redhat.com>
20558 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
20559 in QImode expansion to ix86_expand_vector_set.
20560 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
20562 2005-01-19 Richard Henderson <rth@redhat.com>
20565 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
20566 subclass of the input class.
20567 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
20568 Always true for cross-SSE1 classes. Rationalize conditionals.
20569 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
20570 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
20571 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
20572 (movdi_2): Add MMX/SSE zeros.
20573 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
20574 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
20575 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20576 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
20577 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
20578 (zero_extendsidi2_rex64_1): Remove.
20579 (MOV0 peephole): Check GENERAL_REG_P.
20581 2005-01-19 Richard Henderson <rth@redhat.com>
20584 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
20586 (ix86_expand_vector_extract): Likewise.
20588 2005-01-19 Richard Henderson <rth@redhat.com>
20590 PR middle-end/19304
20591 * expr.c (emit_move_change_mode): New argument force; use
20592 simplify_gen_subreg if true.
20593 (emit_move_via_alt_mode): Merge into ...
20594 (emit_move_via_integer): ... here.
20595 (emit_move_ccmode): Use emit_move_change_mode directly.
20597 2005-01-19 Richard Henderson <rth@redhat.com>
20600 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
20601 (alpha_preferred_reload_class): Handle CONST_VECTOR.
20602 (alpha_emit_set_const_1): Add no_output parameter; don't emit
20604 (alpha_emit_set_const): Likewise. Make static.
20605 (alpha_emit_set_long_const): Make static.
20606 (alpha_extract_integer): Split out from alpha_expand_mov.
20607 (alpha_split_const_mov): Likewise.
20608 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
20609 (alpha_legitimate_constant_p): New.
20610 * config/alpha/alpha-protos.h: Update.
20611 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
20612 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
20613 * config/alpha/alpha.md (movsi): Add n alternative.
20614 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
20615 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
20616 (splitters for all of the above): Use alpha_split_const_mov.
20617 * config/alpha/predicates.md (non_add_const_operand): New.
20618 (non_zero_const_operand): New.
20619 (input_operand): Use alpha_legitimate_constant_p after reload.
20621 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
20623 PR tree-optimization/19038
20624 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
20625 (add_candidate): Add ivs with increment in latch only if
20626 allow_ip_end_pos_p is true.
20627 (determine_iv_cost): Use empty_block_p.
20629 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
20631 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
20632 (compute_dominance_frontiers): Ditto.
20634 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
20637 * config/sh/t-rtems: New.
20638 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
20640 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
20642 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
20643 the offset of the selected field.
20645 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
20647 * tree-cfg.c (remove_forwarder_block): Fix the check to
20648 prevent a nonlocal label from appearing in the middle of a
20651 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
20653 PR rtl-optimization/19462
20654 * reorg.c (find_end_label): Create return insn only if
20655 current_function_epilogue_delay_list is empty.
20657 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
20659 * doc/passes.texi: Remove paragraph mentioning new-ra.
20661 2005-01-19 Jakub Jelinek <jakub@redhat.com>
20663 PR rtl-optimization/15139
20664 * combine.c: Include params.h.
20665 (count_rtxs): New function.
20666 (record_value_for_reg): If replace_rtx would replace at least
20667 2 occurrences of REG in VALUE and TEM is really large, replace REG with
20668 (clobber (const_int 0)) instead of TEM.
20669 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
20670 * params.h (MAX_LAST_VALUE_RTL): New.
20671 * Makefile.in (combine.o): Depend on $(PARAMS_H).
20672 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
20675 * c-typeck.c (digest_init): Only call build_vector if all constructor
20676 elements are *_CST nodes.
20677 * gimplify.c (gimplify_init_constructor): Likewise.
20679 PR middle-end/19164
20680 * c-typeck.c (digest_init): Only call build_vector if inside_init
20683 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
20685 * toplev.c (init_asm_output): Remove dead #ifdef.
20687 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
20689 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
20691 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20693 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
20694 accessing DECL_FUNCTION_CODE.
20695 * dojump.c (do_jump): Likewise.
20696 * gimplify.c (gimplify_call_expr): Likewise.
20697 * predict.c (expr_expected_value): Likewise.
20698 (strip_builtin_expect): Likewise.
20699 * tree-inline.c (estimate_num_insns_1): Likewise.
20700 * tree-ssa-loop-im.c (stmt_cost): Likewise
20701 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
20702 (tree_expr_nonnegative_p): Likewise.
20704 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20706 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
20707 variant of the load_pcrel_sym pattern.
20708 * config/sparc/sparc.md (P macro): Move to the top.
20709 (load_pcrel_sym): Macroize using P.
20710 (save_register_window): Likewise.
20712 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
20714 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
20715 ("sordered"): Same.
20717 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
20720 * c-typeck.c (build_asm_expr): Strip nops off
20721 input memory operands.
20723 2005-01-18 David Edelsohn <edelsohn@gnu.org>
20725 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
20726 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
20727 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
20728 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
20730 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
20733 * config/i386/i386.c (override_options): If the 80387 is disabled,
20734 then do not return FP values using FP registers.
20736 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
20738 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
20739 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
20740 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
20741 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
20742 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
20743 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
20744 output.h, postreload-gcse.c, postreload.c, recog.c,
20745 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
20746 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
20747 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
20748 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
20749 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
20750 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
20751 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
20752 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
20754 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
20755 config/alpha/alpha.c, config/arm/vfp.md,
20756 config/i386/emmintrin.h, config/i386/i386-modes.def,
20757 config/i386/i386-protos.h, config/i386/i386.h,
20758 config/i386/pmmintrin.h, config/i386/ppro.md,
20759 config/i386/predicates.md, config/i386/xmmintrin.h,
20760 config/i860/i860.c, config/ia64/ia64-modes.def,
20761 config/ia64/ia64-protos.h, config/ia64/ia64.h,
20762 config/ia64/ia64.md, config/ia64/itanium1.md,
20763 config/ia64/itanium2.md, config/ia64/predicates.md,
20764 config/iq2000/iq2000.h, config/mips/linux64.h,
20765 config/rs6000/aix41.h, config/rs6000/aix43.h,
20766 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
20767 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
20768 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
20769 config/sparc/linux64.h, config/sparc/litecoff.h,
20770 config/sparc/sp64-elf.h, config/sparc/sparc.c,
20771 config/sparc/sparc.h, config/sparc/sparc.md,
20772 config/sparc/sysv4-only.h: Update copyright.
20774 2005-01-18 Richard Henderson <rth@redhat.com>
20777 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
20779 2005-01-18 Marc Espie <espie@openbsd.org>
20780 * config/i386/openbsdelf.h: Typo.
20782 2005-01-18 Richard Henderson <rth@redhat.com>
20784 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
20785 special case for sse.
20786 * config/i386/predicates.md (sse_comparison_operator): Likewise.
20788 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
20790 * tree-inline.c (estimate_num_insns_1): Added cases for
20791 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
20793 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20795 PR rtl-optimization/19296
20796 * combine.c (simplify_comparison): Rewrite the condition under
20797 which a non-paradoxical SUBREG of a PLUS can be lifted when
20798 compared against a constant.
20800 2005-01-18 Andi Kleen <ak@muc.de>
20802 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
20803 * c.opt (-Wpointer-sign): Add.
20804 * doc/invoke.texi: (-Wpointer-sign): Add.
20806 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20808 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
20809 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
20810 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
20811 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
20812 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
20813 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
20814 for TARGET_MIX_SSE_I387.
20815 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
20816 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
20817 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
20818 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
20819 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
20820 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
20821 TARGET_MIX_SSE_I387.
20822 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
20825 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20828 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
20829 Add movaps alternative for xmm reg->reg move.
20831 2005-01-17 Jeff Law <law@redhat.com>
20833 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
20834 at the end of the main DOM loop rather than just before DOM exits.
20836 2005-01-17 Diego Novillo <dnovillo@redhat.com>
20838 PR tree-optimization/19121
20839 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
20840 adding aliases to a name tag, also add them to the pointer's
20842 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
20843 sensitive alias info at all. Only check that the two pointers
20844 have compatible pointed-to sets.
20845 * tree-ssa.c (verify_name_tags): Verify that the alias set of
20846 a pointer's type tag is a superset of the alias set of the
20847 pointer's name tag.
20849 2005-01-17 James E Wilson <wilson@specifixinc.com>
20852 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
20853 comment to document why.
20855 2005-01-17 Richard Henderson <rth@redhat.com>
20857 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
20858 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
20859 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
20860 sse2_vmsminv2df3_finite): New.
20861 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
20862 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
20863 Force op1 into register.
20865 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
20867 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
20868 bubblestrap from always rebuilding build directory.
20870 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
20872 * config/s390/s390.md ("*clc"): Remove incorrect '='.
20873 ("*cmpmem_short"): Likewise.
20875 2005-01-17 Steven Bosscher <stevenb@suse.de>
20877 * basic-block.h: Document BB_* flags.
20878 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
20879 use an sbitmap instead.
20880 * sched-rgn.c (compute_trg_info): Likewise.
20882 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
20884 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
20885 redundant target_cpu_default and extra_parts lines. Use the default
20887 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
20888 (SUBTARGET_EXTRA_SPECS): Delete.
20889 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
20890 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
20891 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
20892 and "n32" for -mabi=n32.
20894 2005-01-17 Ian Lance Taylor <ian@airs.com>
20897 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
20898 fold constant variables into initial values.
20900 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20902 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
20904 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
20905 through the statements backward.
20907 2005-01-17 Ian Lance Taylor <ian@airs.com>
20909 PR middle-end/13127:
20910 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
20911 a variable set to the return value of the inlined function.
20913 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
20915 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
20916 when modes are tieable.
20918 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
20920 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
20921 of pthread_create to find out if threads are enabled.
20922 * gthr-posix95.h (__gthread_active_p): Likewise.
20924 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20926 * common.opt (-fnew-ra): Remove.
20928 * toplev.h (flag_new_regalloc): Remove.
20929 * Makefile.in (ra*.*): Don't mention.
20930 * passes.c (rest_of_handle_new_regalloc): Remove.
20931 (rest_of_handle_combine, rest_of_compilation): Always consider
20932 flag_new_regalloc as false.
20933 * doc/invoke.texi: Don't document -fnew-ra.
20935 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20937 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
20938 last parameter to reg_scan.
20939 * loop.c (loop_optimize): Likewise.
20940 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
20941 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
20942 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
20943 rest_of_handle_gcse, rest_of_handle_loop_optimize,
20944 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
20945 * regclass.c (reg_scan): Likewise, for the declaration.
20946 * rtl.h (reg_scan): Likewise, for the prototype.
20948 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20950 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
20951 mark_dfs_back_edges.
20953 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
20955 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
20956 (compute_avail): Uses don't go in tmp_gen.
20958 2005-01-16 Steven Bosscher <stevenb@suse.de>
20960 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
20961 loop to look for a free slot in a page entry.
20963 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20966 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
20967 * toplev.c (compile_file): Call process_pending_assemble_output_defs
20968 just before targetm.asm_out.file_end.
20969 * tree.h (process_pending_assemble_output_defs): Declare.
20970 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
20972 (assemble_alias): Defer generation of assembly code for defines when
20973 TARGET_DEFERRED_OUTPUT_DEFS is true.
20974 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20975 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20976 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
20978 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20981 * pa.c (pa_scalar_mode_supported_p): New function.
20982 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20983 * pa.h (MIN_UNITS_PER_WORD): Add comment.
20985 * pa-protos.h (prefetch_operand): Delete.
20986 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
20987 * pa.c (prefetch_operand): Delete.
20988 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
20989 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
20990 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
20991 and prefetch_nocc_operand.
20992 * pa.md (prefetch): Rework to avoid reload problems handling short
20993 displacements when a cache control completer needs to be provided.
20994 (prefetch_32, prefetch_64): Delete.
20995 (prefetch_cc, prefetch_nocc): New patterns.
20997 2005-01-15 David Edelsohn <edelsohn@gnu.org>
20999 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
21001 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21004 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
21005 exceeds maximum alignment for global common data.
21006 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
21007 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
21009 2004-01-15 Roger Sayle <roger@eyesopen.com>
21011 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
21013 2004-01-15 Roger Sayle <roger@eyesopen.com>
21015 * harg-reg-set.h (reg_class_names): Prototype global array.
21016 * regclass.c (reg_class_names): Declare here and initialize to
21018 (dump_regclass): Remove local declaration of reg_class_names.
21019 (regclass): Likewise.
21020 * cfg.c (dump_flow_info): Likewise.
21021 * ra-debug.c (reg_class_names): Likewise.
21022 * regrename.c (reg_class_names): Likewise.
21023 * reload.c (reg_class_names): Likewise.
21024 * reload1.c (spill_failure): Likewise.
21025 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
21027 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
21029 * config/s390/s390.md ("reload_outti"): Remove predicate for
21030 output operand. Abort if operand is not a MEM.
21031 ("reload_outdi", "reload_outdf"): Likewise.
21033 2005-01-15 Marc Espie <espie@openbsd.org>
21035 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
21036 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
21037 * config/openbsd.h: Fix C++ includes for native configurations.
21038 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
21039 Add trampoline support.
21040 * config/i386/openbsdelf.h: New.
21042 2005-01-15 Marc Espie <espie@openbsd.org>
21044 * collect2.c (main): Explicitly parse -dynamic-linker option.
21046 2005-01-15 Jakub Jelinek <jakub@redhat.com>
21048 PR tree-optimization/19060
21049 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
21050 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
21051 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
21052 and handle extract_range_from_cond returning false.
21053 * fold-const.c (fold): Optimize comparisons with min/max even for
21054 width > HOST_BITS_PER_WIDE_INT.
21056 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
21058 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
21059 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
21060 Remove little endian multilib variants.
21061 Add mips32 multilib variant.
21063 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
21065 * explow.c (copy_all_reg, stabilize): Remove.
21066 * expr.h: Remove the corresponding prototypes.
21068 * rtlanal.c (regs_set_between_p): Remove.
21069 * rtl.h: Remove the corresponding prototype.
21071 2005-01-14 David Edelsohn <edelsohn@gnu.org>
21073 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
21074 to rs6000_nonimmediate_operand.
21075 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
21076 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
21077 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
21078 rs6000_nonimmediate_operand.
21079 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
21080 rs6000_nonimmediate_operand.
21082 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
21084 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
21086 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
21088 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
21090 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
21091 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
21093 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
21094 (rs6k_nonimmediate_operand): New.
21095 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
21097 (legitimate_lo_sum_address_p): Same.
21098 (rs6000_legitimize_address): Same.
21099 (rs6000_legitimize_reload_address): Same.
21100 (rs6000_legitimate_address): Same.
21101 (spe_build_register_parallel): Pass DF and DC modes in a DI
21104 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
21105 to rs6k_nonimmediate_operand.
21107 * config/rs6000/spe.md ("*frob_df_di"): New.
21108 ("*frob_di_df"): New.
21109 ("*frob_di_df_2"): New.
21110 ("*mov_sidf_e500_subreg0"): New.
21111 ("*mov_sidf_e500_subreg4"): New.
21112 ("*movdf_e500_double"): Change predicate to
21113 rs6k_nonimmediate_operand.
21115 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
21117 * postreload.c (move2add_note_store): Only call
21118 trunc_int_for_mode on scalar integers.
21120 2005-01-14 Steven Bosscher <stevenb@suse.de>
21122 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
21123 replace BB_VISITED uses.
21124 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
21125 (propagate_necessity): Check the bitmap instead of BB_VISITED.
21126 (tree_dce_done): Free visited_control_parents.
21127 (perform_tree_ssa_dce): Allocate and clear it.
21128 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
21129 (compute_antic): Iterate from here using a DFS. Use an sbitmap
21130 instead of BB_VISITED.
21132 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
21134 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
21135 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
21136 Remove unused prototypes.
21138 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
21140 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
21141 64-bit register usage.
21142 (spe_func_has_64bit_regs_p): Add FIXME note.
21144 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
21146 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
21147 flag_finite_math_only with flag_unsafe_math_optimizations.
21149 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
21151 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
21152 end-of-stack check.
21153 (__tpf_eh_return): Copy TPF private stack area from the module
21154 boundary stack frame. Add check for when module addresses are
21155 equal, but no stub address is found.
21157 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
21160 * arm.h (struct machine_function): Add call_via field.
21161 (thumb_call_via_label): Declare.
21162 * arm.c (thumb_call_via_label): New variable.
21163 (thumb_call_reg_needed): New variable.
21164 (arm_output_function_epilogue): For Thumb code, output any per-function
21165 call-indirect trampolines.
21166 (thumb_call_via_reg): New function.
21167 (arm_file_end): New function.
21168 (TARGET_ASM_FILE_END): Call arm_file_end.
21169 (aof_file_end): Likewise.
21170 * arm-protos.h (thumb_call_via_reg): Declare.
21171 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
21172 thumb_call_via_reg in normal case.
21174 2005-01-14 Jakub Jelinek <jakub@redhat.com>
21176 PR middle-end/19084
21177 PR rtl-optimization/19348
21178 * recog.c (peephole2_optimize): Do global life update if some peephole
21179 decides it doesn't need at least one of its inputs and that change
21180 influences liveness at the start of the basic block.
21182 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
21183 arguments instead of 1.
21185 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
21187 PR middle-end/18820
21188 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
21189 zero for nested functions needing a static chain or functions
21190 with a non-constant address.
21192 2005-01-13 Roger Sayle <roger@eyesopen.com>
21194 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
21195 (and (sign_extend X) C) into (zero_extend (and X C)).
21197 2005-01-13 David O'Brien <obrien@FreeBSD.org>
21199 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
21201 2005-01-13 Richard Henderson <rth@redhat.com>
21206 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
21207 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
21208 not just TARGET_SSE.
21209 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
21210 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
21211 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
21212 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
21213 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
21214 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
21215 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
21216 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
21217 (movdicc_c_rex64): Rename with '*'.
21218 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
21219 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
21220 (movsfcc_1_387): Rename from movsfcc_1.
21221 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
21222 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
21223 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
21224 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
21225 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
21226 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
21227 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
21228 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
21229 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
21230 sse_movdfcc_const0_4): Remove.
21231 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
21232 recognize min/max early. Update for changed sse cmove patterns.
21233 (ix86_split_sse_movcc): New.
21234 * config/i386/i386-protos.h: Update.
21236 2005-01-13 Steven Bosscher <stevenb@suse.de>
21238 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
21239 (fix_stmt_v_may_defs): Likewise.
21241 2005-01-13 Richard Henderson <rth@redhat.com>
21243 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
21244 for converting the mask.
21246 2005-01-13 David Edelsohn <edelsohn@gnu.org>
21248 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
21251 2005-01-13 Richard Henderson <rth@redhat.com>
21253 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
21254 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
21255 IX86_BUILTIN_MOVDQ2Q): Remove.
21256 (IX86_BUILTIN_VEC_EXT_V4SI): New.
21257 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
21258 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
21260 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
21261 (sse2_pextrw): Fix immediate constraint.
21262 (sse2_loadq, sse2_loadq_rex64): Remove.
21263 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
21264 Use __builtin_ia32_vec_ext_<size>.
21265 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
21267 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
21269 * function.c (assign_parm_setup_block): Look inside original
21270 entry_parm when inspecting PARALLEL.
21272 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
21273 Joel Sherrill <joel@oarcorp.com>
21276 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
21277 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
21278 rtems_gxx_recursive_mutex_init.
21279 (__gthread_recursive_mutex_lock): New function.
21280 (__gthread_recursive_mutex_trylock): Likewise.
21281 (__gthread_recursive_mutex_unlock): Likewise.
21283 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
21285 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
21287 2005-01-13 Jan Beulich <jbeulich@novell.com>
21289 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
21290 (ashrti3_internal): Indicate output is early clobber. Generate result
21291 into output rather than first input. Use move for low word of output
21292 if shift count is exactly 64.
21293 (lshrti3_internal): Likewise.
21295 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
21299 * reload1.c (delete_output_reload): Don't delete an output reload
21300 if the pseudo lives longer than a single basic block. Adjust and
21301 improve wording of comment.
21303 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
21306 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
21307 of TYPE_SIZE where we mean the number of bytes.
21309 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
21311 * function.c (assign_parm_setup_block): Relax condition on
21312 multi-register optimization.
21314 2005-01-12 Nick Clifton <nickc@redhat.com>
21316 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
21317 an "in_delay_slot" attribute of "no" to prevent them being used in
21318 delay slots. This is forbidden because they might generate
21321 2005-01-12 Alan Modra <amodra@bigpond.net.au>
21324 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
21325 with r->Y and Y->r.
21327 2005-01-12 Nick Clifton <nickc@redhat.com>
21329 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
21330 passed on to GAS) but do not define, as GAS no longer supports or
21331 needs the -m2000 option.
21333 2005-01-11 Roger Sayle <roger@eyesopen.com>
21335 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
21336 type as args of unprototyped builtins aren't automatically promoted.
21337 (fold_builtin_abs): Likewise.
21339 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21341 * Makefile.in: Set a `build-warn' variable.
21343 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
21345 PR tree-optimization/17949
21346 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
21347 (find_interesting_uses_address): Use it.
21349 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
21351 * regrename.c (kill_value): Handle subreg's that won't simplify.
21353 2005-01-11 Richard Henderson <rth@redhat.com>
21356 * config/i386/i386.h (enum ix86_builtins): Move ...
21357 * config/i386/i386.c: ... here.
21358 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
21359 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
21360 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
21361 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
21362 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
21363 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
21364 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
21365 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
21366 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
21367 IX86_BUILTIN_LOADDDUP): Remove.
21368 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
21369 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
21370 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
21371 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
21372 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
21373 (ix86_init_builtins): Make static.
21374 (ix86_init_mmx_sse_builtins): Update for changed builtins.
21375 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
21376 if all the modes match. Otherwise, fake it.
21377 (get_element_number, ix86_expand_vec_init_builtin,
21378 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
21379 (ix86_expand_builtin): Make static. Update for changed builtins.
21380 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
21381 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
21382 (ix86_expand_vector_init_duplicate): New.
21383 (ix86_expand_vector_init_low_nonzero): New.
21384 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
21385 Split out from ix86_expand_vector_init; handle integer modes.
21386 (ix86_expand_vector_init): Use them.
21387 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
21388 * config/i386/i386-protos.h: Update.
21389 * config/i386/predicates.md (reg_or_0_operand): New.
21390 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
21391 (movv2sf_internal): Likewise. And a splitter to match them all.
21392 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
21393 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
21394 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
21395 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
21396 (mmx_pinsrw): Fix operand ordering.
21397 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
21398 rather than sse_loadss expander.
21399 (movv2df splitter): Similarly.
21400 (sse_loadss, sse_loadlss): Remove.
21401 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
21402 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
21403 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
21404 (sse3_movddup): Rename with '*'.
21405 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
21406 (sse2_loadsd): Remove.
21407 (vec_dupv2df_sse3): Rename from sse3_loadddup.
21408 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
21409 (sse2_pinsrw): Fix argument ordering.
21410 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
21411 (sse2_stored): Remove 'r' destination.
21412 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
21413 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
21414 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
21415 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
21416 vec_extractv16qi, vec_initv16qi): New.
21418 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
21419 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
21420 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
21422 (_mm_load_pd, _mm_store_pd): Use plain dereference.
21423 (_mm_load_si128, _mm_store_si128): Likewise.
21424 (_mm_load1_pd): Use _mm_set1_pd.
21425 (_mm_load_sd): Use _mm_set_sd.
21426 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
21427 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
21428 (_mm_set_epi64): Use _mm_set_epi64x.
21429 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
21430 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
21431 _mm_setr_epi8): Use _mm_set_foo form.
21432 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
21433 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
21434 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
21435 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
21436 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
21437 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
21438 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
21439 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
21440 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
21441 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
21442 (_mm_movedup_pd): Use _mm_shuffle_pd.
21443 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
21444 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
21445 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
21446 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
21447 Use _mm_setzero_ps.
21448 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
21449 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
21450 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
21451 (_mm_store_ps): Use raw dereference.
21452 (_mm_store1_ps): Use _mm_storeu_ps.
21453 (_mm_storer_ps): Use _mm_store_ps.
21454 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
21455 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
21457 2005-01-11 Stan Shebs <shebs@apple.com>
21459 * config/rs6000/rs6000.c (machopic_output_stub): Issue
21460 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
21462 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
21465 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
21466 Skip all DECLs except for FIELD_DECLs.
21468 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
21470 * config/s390/s390.c (override_options): Return error if
21471 -mbackchain, -mpacked-stack and -mhard-float are used together.
21472 (s390_va_start): Remove the backchain && packed-stack special case.
21473 (s390_gimplify_va_arg): Likewise.
21474 * doc/invoke.texi: Remove the ABI incompatibility note.
21476 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
21478 * config/s390/s390.c (struct s390_frame_layout): Remove
21480 (s390_frame_info, s390_emit_prologue): Replace occurrences of
21481 save_backchain_p with TARGET_BACKCHAIN.
21483 2005-01-11 Alan Modra <amodra@bigpond.net.au>
21486 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
21487 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
21488 * function.c (locate_and_pad_parm): Set new field.
21489 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
21490 Tweak where_pad test to include "none". Always set mem align for
21492 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
21493 not sufficient for type.
21494 (assign_parm_setup_block): If stack_parm is zero on entry, always
21495 make a new stack local. Block move old stack parm if necessary
21496 to new aligned stack local.
21497 (assign_parm_setup_stack): Use a block move to handle
21498 potentially misaligned entry_parm.
21499 (assign_parms_unsplit_complex): Specify required alignment when
21500 creating stack local.
21501 * calls.c (compute_argument_addresses): Override alignment of stack
21502 arg calculated from its type with the alignment given by
21503 FUNCTION_ARG_BOUNDARY.
21504 (store_one_arg): Likewise.
21506 2005-01-11 Jan Beulich <jbeulich@novell.com>
21508 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
21509 Change respective itanium_class attribute to ialu.
21510 (shladdp4_internal): New.
21511 * config/ia64/predicates.md (shladd_log2_operand): New.
21513 2005-01-11 Richard Henderson <rth@redhat.com>
21515 * expr.c (store_constructor): Use rtvec_alloc instead of
21516 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
21518 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
21520 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
21522 2005-01-11 Alan Modra <amodra@bigpond.net.au>
21524 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
21525 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
21526 (TARGET_RWRELOC): Define.
21527 (ia64_rwreloc_section_type_flags): Delete.
21528 (ia64_section_type_flags): New function.
21529 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
21530 (TARGET_RWRELOC): Define.
21532 2005-01-10 David Mosberger <davidm@hpl.hp.com>
21535 * config/ia64/ia64.c (process_set): For alloc insn, only call
21536 process_epilogue is !frame_pointer_needed.
21538 2005-01-10 Roger Sayle <roger@eyesopen.com>
21541 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
21542 unary operator and can't be treated as a binary/comparison operator.
21544 2005-01-10 Richard Henderson <rth@redhat.com>
21546 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
21547 (ix86_return_in_memory): Likewise.
21548 (function_arg_advance): Likewise. Mirror structure in function_arg
21549 for choosing register to advance.
21551 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
21553 * tree-vectorizer.c, tree.def: Fix comment typos.
21555 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
21557 * config/s390/s390.c (struct processor_costs): 4 new fields:
21558 ddbr, ddr, debr, der.
21559 (s390_rtx_costs): More precise handling of divide instructions.
21561 2005-01-10 David Edelsohn <edelsohn@gnu.org>
21563 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
21565 2005-01-10 Jan Beulich <jbeulich@novell.com>
21567 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
21568 names resulting from -ffunction-sections/-fdata-sections and linkonce
21570 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
21571 based on the section name. Rearrange the section name comparison logic
21572 slightly so that each section name is compared against at most once.
21574 2005-01-10 Ben Elliston <bje@au.ibm.com>
21576 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
21577 targets for which -fPIC reduces limitations on the GOT size.
21579 2005-01-09 Falk Hueffner <falk@debian.org>
21581 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
21584 2005-01-09 David Edelsohn <edelsohn@gnu.org>
21587 * collect2.c (main): Set aixrtl_flag for -brtl option.
21588 (resolve_lib_name): Search for .so file extension before .a
21589 if aixrtl_flag set.
21591 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
21593 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
21594 (vect_analyze_data_refs_alignment): Add dump prints.
21596 2005-01-09 Ira Rosen <irar@il.ibm.com>
21598 * tree-vectorizer.c (vect_analyze_offset_expr): Use
21599 expr_invariant_in_loop_p.
21600 Initialize outputs first thing in the function.
21601 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
21602 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
21603 (vect_analyze_pointer_ref_access): Check that the initial condition of
21604 the access function is loop invariant.
21606 2005-01-09 Richard Henderson <rth@redhat.com>
21608 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
21609 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
21610 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
21611 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
21612 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
21613 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
21614 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
21615 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
21616 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
21617 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
21618 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
21619 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
21620 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
21621 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
21622 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
21623 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
21624 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
21625 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
21626 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
21627 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
21628 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
21629 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
21630 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
21632 (mmx_clrdi, pavgusb): Remove.
21633 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
21634 with leading sse_ prefix.
21635 * config/i386/sse.md: Receive them.
21636 * config/i386/mmx.md: New file.
21637 (MMXMODE12, MMXMODE24, mmxvecsize): New.
21638 (subrv2sf3): Turn into expander for normal subtraction.
21639 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
21640 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
21641 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
21642 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
21643 commutative; use ix86_binary_operator_ok.
21644 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
21645 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
21646 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
21647 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
21648 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
21649 Macroize from existing patterns; use ix86_binary_operator_ok.
21650 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
21651 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
21652 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
21653 with vec_select+vec_concat.
21654 (mmx_pshufw, mmx_pshufw_1): Likewise.
21655 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
21656 (mmx_uavgv4hi3): Model correctly.
21657 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
21658 _mm_xor_si64): Remove casts.
21660 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
21662 PR tree-optimization/19224
21663 * tree-scalar-evolution.c (get_instantiated_value,
21664 set_instantiated_value): New functions.
21665 (instantiate_parameters_1): Cache the results.
21666 (instantiate_parameters, resolve_mixers): Initialize and free
21669 2005-01-08 David Edelsohn <edelsohn@gnu.org>
21671 * config/i386/i386.md (addhi_4): Correct reference in comment.
21674 2005-01-08 Richard Henderson <rth@redhat.com>
21676 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
21677 (_mm_cvtsi128_si64x): Likewise.
21678 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
21679 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
21680 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
21681 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
21682 * config/i386/i386-protos.h: Update.
21683 * config/i386/i386.c (print_operand): Add 'H'.
21684 (ix86_fixup_binary_operands): Split out from ...
21685 (ix86_expand_binary_operator): ... here.
21686 (ix86_fixup_binary_operands_no_copy): New.
21687 (ix86_expand_fp_absneg_operator): Handle vector mode results.
21688 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
21689 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
21690 (safe_vector_operand): Use CONST0_RTX.
21691 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
21692 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
21693 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
21694 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
21696 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
21697 (IX86_BUILTIN_CMPNGESS): New.
21698 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
21699 (attr type): Add sselog1.
21700 (attr unit, attr memory): Handle it.
21701 (movti, movti_internal, movti_rex64): Move near other integer moves.
21702 (movtf, movtf_internal): Move near other fp moves.
21703 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
21704 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
21705 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
21706 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
21707 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
21708 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
21709 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
21710 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
21711 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
21712 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
21713 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
21714 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
21715 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
21716 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
21717 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
21718 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
21719 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
21720 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
21721 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
21722 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
21723 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
21724 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
21725 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
21726 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
21727 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
21728 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
21729 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
21730 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
21731 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
21732 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
21733 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
21734 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
21735 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
21736 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
21737 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
21738 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
21739 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
21740 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
21741 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
21742 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
21743 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
21744 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
21745 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
21746 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
21748 (SSEPUSH, push<SSEPUSH>): Remove.
21749 (MMXPUSH, push<MMXPUSH>): Remove.
21750 (sse_movaps, sse_movaps_1, sse_movups): Remove.
21751 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
21752 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
21753 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
21754 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
21755 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
21756 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
21757 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
21758 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
21759 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
21760 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
21761 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
21762 (ppro_sse_log_V4SF): Handle sselog1.
21763 * config/i386/predicates.md (const_0_to_1_operand): New.
21764 (const_0_to_255_mul_8_operand): New.
21765 (const_1_to_31_operand): Rename from const_int_1_31_operand.
21766 (const_2_to_3_operand, const_4_to_7_operand): New.
21767 * config/i386/sse.md: New file.
21768 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
21769 (sse_movups): Rename from sse_movups_1.
21770 (sse_loadlss): Rename from sse_loadss_1.
21771 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
21773 (negv4sf2): Use ix86_expand_fp_absneg_operator.
21774 (absv4sf2, negv2df, absv2df): New.
21775 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
21776 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
21777 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
21778 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
21779 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
21780 (sse3_addsubv4sf3): Model correctly.
21781 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
21782 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
21783 (sse_movhlps): Model with vec_select+vec_concat.
21784 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
21785 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
21786 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
21787 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
21788 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
21789 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
21790 sse2_pshufhw_1): Likewise.
21791 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
21792 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
21793 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
21794 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
21795 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
21796 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
21797 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
21798 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
21799 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
21800 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
21801 sminv8hi3): Mark commutative
21802 operands. Use ix86_binary_operator_ok.
21803 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
21804 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
21805 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
21806 sse2_punpcklqdq): Allow operand2 in memory.
21807 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
21808 sse2_movsd): Add memory alternatives.
21809 (sse_storelps): Turn expander into an insn; split after reload.
21810 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
21811 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
21813 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21815 * configure.ac (DWARF-2 debug_line): Use objdump.
21816 * configure: Regenerate.
21818 2005-01-08 Jeff Law <law@redhat.com>
21819 Diego Novillo <dnovillo@redhat.com>
21821 PR tree-optimization/18241
21822 * tree-nrv.c (tree_nrv): Ignore volatile return values.
21823 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
21824 statements with volatile operands.
21825 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
21826 operands after marking a statement with has_volatile_ops.
21828 2005-01-08 Roger Sayle <roger@eyesopen.com>
21830 * tree.c (int_fits_type_p): Always honor integer constant
21831 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
21833 2005-01-08 Roger Sayle <roger@eyesopen.com>
21835 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
21836 the latent bug in rtl_delete_block has been resolved.
21838 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21840 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
21841 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
21843 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21845 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
21846 library as @multilib_dir@/$(SHLIB_SONAME).
21848 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21850 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
21851 * configure: Regenerate.
21853 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21855 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
21858 2005-01-07 David Edelsohn <edelsohn@gnu.org>
21861 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
21862 Convert non-word aligned offset address using ld/std into
21865 2005-01-07 Richard Henderson <rth@redhat.com>
21867 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
21869 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
21871 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
21873 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21875 PR tree-optimization/19283
21876 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
21877 is not shorter than the original type.
21879 PR rtl-optimization/19012
21880 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
21882 PR rtl-optimization/18861
21883 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
21884 (FULL_STATE): Define.
21885 (mark_tablejump_edge): New function.
21886 (purge_dead_tablejump_edges): New function.
21887 (find_bb_boundaries): Use it.
21889 PR tree-optimization/18828
21890 * builtins.c (expand_builtin_next_arg): Remove argument and all
21891 the argument checking.
21892 (expand_builtin): Adjust caller.
21893 (expand_builtin_va_start): Likewise. Remove error for too many
21895 (fold_builtin_next_arg): Issue error for too many arguments.
21896 After checking arguments, replace them with magic arguments that
21897 prevent further checking of the args.
21899 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21901 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
21903 2005-01-06 Roger Sayle <roger@eyesopen.com>
21906 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
21907 and %{.S:...} (and their negative variants) to test whether the
21908 input file is assembler or pre-processed-assembler independent of
21909 the actual filename extension.
21911 2005-01-06 Roger Sayle <roger@eyesopen.com>
21913 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
21914 of sign or zero extended values.
21916 2005-01-06 Geoffrey Keating <geoffk@apple.com>
21918 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
21919 for IBM long double format correctly.
21921 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
21923 Fix PR tree-optimization/18792
21925 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
21926 to first_loop_depth, and use loop depth instead of loop number.
21927 (build_classic_dir_vector): Ditto.
21928 (compute_data_dependences_for_loop): Use depth, not loop number.
21929 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
21930 number. Pass in loops, instead of loop numbers.
21931 (gather_interchange_stats): Ditto.
21932 (linear_transform_loops): Ditto.
21934 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
21937 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
21938 biv_fits_mode_p, extension_within_bounds_p): New functions.
21939 (check_ext_dependent_givs): Use them.
21941 2005-01-06 Roger Sayle <roger@eyesopen.com>
21943 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
21944 more than one barrier, in which case we should delete them all.
21946 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
21948 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
21950 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
21952 Fix PR middle-end/19286
21954 * dwarf2out.c (gen_subprogram_die): If we've already tried to
21955 output this subprogram, simply ignore this attempt to do it again.
21956 (add_abstract_origin_attribute): Don't abort trying to add the abstract
21957 origin attribute if it's not possible.
21958 (gen_block_die): Don't ignore subblocks of "unused" blocks.
21959 (decls_for_scope): Ditto.
21960 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
21961 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
21963 2005-01-05 Richard Henderson <rth@redhat.com>
21966 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
21967 (bdesc_2arg): Use it.
21968 (ix86_expand_binop_builtin): Force operands into registers
21970 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
21971 ix86_expand_sse_compare, ix86_expand_sse_comi,
21972 ix86_expand_builtin): Likewise.
21974 2005-01-05 Richard Henderson <rth@redhat.com>
21976 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
21978 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
21979 (mulv4hi3): Set itanium_class mmmul.
21980 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
21981 (fpack): Rename from fpack_sfsf.
21983 2005-01-05 Richard Henderson <rth@redhat.com>
21986 * reload1.c (do_input_reload): Restrict the optimization deleteing
21987 a previous output reload to RELOAD_FOR_INPUT.
21989 2005-01-05 Steven Bosscher <stevenb@suse.de>
21991 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
21992 comment that we fall through after case.
21993 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
21994 (distribute_links): Likewise.
21995 * cse.c (cse_insn): Likewise.
21996 * cselib.c (cselib_invalidate_mem): Likewise.
21997 * df.c: Update comments at the top of the file.
21998 (read_modify_subreg_p): Update comments here too.
21999 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
22000 * flow.c (mark_set_1): Likewise.
22001 (mark_used_regs): Likewise.
22002 * gcse.c (mems_conflict_for_gcse_p): Likewise.
22003 (canon_list_insert): Likewise.
22004 (mark_set): Likewise.
22005 (try_replace_reg): Likewise.
22006 (store_killed_in_insn): Likewise.
22007 * loop.c (count_one_set): Likewise.
22008 (basic_induction_var): Likewise.
22009 * postreload-gcse.c (find_mem_conflicts): Likewise.
22010 * postreload.c (reload_combine_note_store): Likewise.
22011 (move2add_note_store): Likewise.
22012 * reload.c (find_equiv_reg): Likewise.
22013 (mark_referenced_resources): Likewise.
22014 * rtlanal.c (set_noop_p): Likewise.
22015 (note_stores): Likewise.
22016 (note_uses): Likewise.
22017 * sched-deps.c (sched_analyze_1): Likewise.
22018 * sched-rgn.c (check_live_1): Likewise.
22019 (update_live_1): Likewise.
22020 * config/i860/i860.c: Likewise.
22022 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
22024 (ZERO_EXTRACT): Mention that this one can be an lvalue.
22026 * doc/rtl.texi: Update documentation for bit-fields and SET.
22028 2005-01-05 Roger Sayle <roger@eyesopen.com>
22030 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
22032 2005-01-05 Jan Hubicka <jh@suse.cz>
22033 Richard Henderson <rth@redhat.com>
22036 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
22039 2005-01-05 Richard Henderson <rth@redhat.com>
22042 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
22043 (sse_shufps): Change operand 3 to const_int_operand.
22044 (sse2_storelps): Fix typo in template.
22045 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
22046 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
22047 (ix86_expand_builtin): Likewise.
22049 2005-01-05 Julian Brown <julian@codesourcery.com>
22051 * config/arm/arm.c (arm_return_in_memory): Treat complex types
22052 as aggregates for AAPCS ABIs.
22054 2005-01-05 Stan Shebs <shebs@apple.com>
22056 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
22057 Mach-O getters if ppc64.
22058 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
22060 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
22061 signed four-byte field for global code case.
22062 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
22064 2005-01-05 Roger Sayle <roger@eyesopen.com>
22066 PR middle-end/19100
22067 * c-common.c: Include real.h.
22068 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
22069 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
22070 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
22071 * Makefile.in (c-common.o): Update dependencies.
22073 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
22075 * c-parse.in (asm_string): Add trailing semicolon.
22077 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
22079 * c-parse.in (asm_string): New. Don't allow wide strings in
22081 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
22082 asm_string instead of STRING.
22084 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
22086 * c-typeck.c (constructor_no_implicit): Remove.
22087 (set_designator, process_init_element): Don't check
22088 constructor_no_implicit.
22090 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
22091 Kaz Kojima <kkojima@gcc.gnu.org>
22094 * lcm.c (create_pre_exit): New.
22095 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
22096 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
22098 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
22100 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
22101 -msoft-float in target_float_switch.
22102 * arm.c (arm_override_options): Fix processing of target_float_switch.
22104 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
22106 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
22109 2004-01-05 Uros Bizjak <uros@kss-loka.si>
22111 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
22112 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
22114 2005-01-04 Roger Sayle <roger@eyesopen.com>
22116 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
22117 if deleting the then-block allows the test-block to fallthru to the
22120 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
22123 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
22124 after the full declaration if the are in two different TUs.
22126 2005-01-04 Richard Henderson <rth@redhat.com>
22129 * tree-sra.c (generate_one_element_init): Just
22130 call gimplify_and_add.
22131 (generate_element_init): Record the
22132 new referenced variables and mark them for renaming
22133 and split out to ...
22134 (generate_element_init_1): This.
22135 (scalarize_init): Don't call push_gimplify_context/
22136 pop_gimplify_context.
22138 2005-01-04 Geoffrey Keating <geoffk@apple.com>
22140 * toplev.c (get_src_pwd): Handle failure of getpwd().
22142 2005-01-04 Roger Sayle <roger@eyesopen.com>
22144 * fold-const.c (fold_single_bit_test): Delete unreachable handling
22146 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
22147 all the cases handled by it are inverted by invert_truthvalue.
22149 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
22151 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
22152 (save_register_windowsi): Likewise.
22154 2005-01-04 Richard Henderson <rth@redhat.com>
22156 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
22158 2005-01-04 Uros Bizjak <uros@kss-loka.si>
22160 PR middle-end/17767
22161 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
22162 any simplifications of vector mode comparison operators.
22163 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
22165 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
22166 Devang Patel <dpatel@apple.com>
22168 PR tree-optimization/18308
22169 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
22170 the operands before creating a new expression.
22171 * dojump.c (do_jump): Make drop_through_label available
22172 for all cases. Add expansion of COND_EXPR.
22174 2005-01-04 Ira Rosen <irar@il.ibm.com>
22176 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
22177 INTEGER_CST instead of TREE_CONSTANT.
22178 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
22179 instead of TREE_CONSTANT.
22180 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
22181 instead of TREE_CONSTANT.
22183 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
22185 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
22187 2005-01-04 Uros Bizjak <uros@kss-loka.si>
22190 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
22191 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
22193 2005-01-03 Richard Henderson <rth@redhat.com>
22195 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
22196 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
22197 fold_convert_const_real_from_real): Split out from ...
22198 (fold_convert_const): ... here.
22200 2005-01-03 Richard Henderson <rth@redhat.com>
22203 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
22204 (mov<MMXMODEI>_internal): Likewise.
22205 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
22206 Add V2SF case; use it for SSE1; don't use TI.
22207 (movdf_integer): Likewise.
22208 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
22210 2005-01-03 Ira Rosen <irar@il.ibm.com>
22212 * tree-vectorizer.c (vect_strip_conversions): New function.
22213 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
22214 check for binary class.
22216 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
22220 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
22222 * gimple-low.c (mark_blocks_with_used_vars): New function.
22223 (mark_blocks_with_used_subblocks): Ditto.
22224 (mark_used_blocks): Ditto.
22225 (pass_mark_used_blocks): New pass.
22226 * tree-inline.c: Include debug.h.
22227 (expand_call_inline): Call outlining_inline_function here.
22228 * tree-optimize.c (init_tree_optimization_passes): Add
22229 pass_mark_used_blocks.
22230 * tree-pass.h (pass_mark_used_blocks): New.
22231 * Makefile.in (tree-inline.o): Add debug.h dependency.
22233 2005-01-03 Geoffrey Keating <geoffk@apple.com>
22235 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
22236 VAR_DECLs to have weak_import attribute.
22238 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
22241 2004-01-03 Steven Bosscher <stevenb@suse.de>
22243 * passes.c (rest_of_compilation): Don't run regmove if only
22244 flag_expensive_optimizations, require flag_regmove instead.
22246 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
22248 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
22250 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
22251 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
22252 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
22253 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
22255 2005-01-03 Richard Henderson <rth@redhat.com>
22257 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
22258 (ia64_const_ok_for_letter_p): New.
22259 (ia64_const_double_ok_for_letter_p): New.
22260 (ia64_extra_constraint): New.
22261 (ia64_expand_vecint_compare): New.
22262 (ia64_expand_vcondu_v2si): New.
22263 (ia64_expand_vecint_cmov): New.
22264 (ia64_expand_vecint_minmax): New.
22265 (ia64_print_operand): Add 'v'.
22266 (ia64_preferred_reload_class): New.
22267 (ia64_vector_mode_supported_p): New.
22268 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
22269 (PREFERRED_RELOAD_CLASS): Move to function.
22270 (CONST_OK_FOR_LETTER_P): Move to function.
22271 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
22272 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
22273 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
22274 (EXTRA_CONSTRAINT): Move to function.
22275 * config/ia64/ia64.md: Include vect.md.
22276 (itanium_class): Add mmalua.
22278 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
22280 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
22281 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
22283 (const_int_2bit_operand): New.
22284 (fr_reg_or_0_operand): New.
22285 * config/ia64/ia64-modes.def: Add vector modes.
22286 * config/ia64/ia64-protos.h: Update.
22287 * config/ia64/vect.md: New file.
22289 2005-01-03 Richard Henderson <rth@redhat.com>
22291 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
22293 2005-01-03 Uros Bizjak <uros@kss-loka.si>
22296 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
22298 (log1pdf2): Change mode of operands[0,1] to DFmode.
22300 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
22302 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
22303 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
22304 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
22305 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
22306 SPARC_RELAXED_ORDERING.
22308 2005-01-03 Richard Henderson <rth@redhat.com>
22309 Uros Bizjak <uros@kss-loka.si>
22312 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
22313 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
22314 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
22316 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
22317 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
22318 const_pow2_1_to_128_operand): New predicates.
22320 2005-01-02 Greg McGary <greg@mcgary.org>
22322 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
22324 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
22325 object. [ptr_type]: Remove unused variable.
22326 Remember nearest addressable array-element or record-component
22327 when checking bitfield components. Tolerate empty BIND_EXPR.
22329 2005-01-01 Richard Henderson <rth@redhat.com>
22331 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
22332 that don't narrow the value. Fail for other conversions.
22334 2005-01-01 Richard Henderson <rth@redhat.com>
22337 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
22338 * c-lang.c (finish_file): Don't do it here.
22339 * objc/objc-act.c (objc_finish_file): Likewise.
22341 * cgraph.c (decl_assembler_name_equal): New.
22342 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
22343 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
22344 * cgraph.h (struct cgraph_varpool_node): Add next.
22345 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
22346 * varasm.c (assemble_alias): Mark the target as needed.
22348 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
22350 PR middle-end/19221
22351 * function.c (get_arg_pointer_save_area): Use entry_of_function
22352 instead of get_insns.
22354 2005-01-01 Roger Sayle <roger@eyesopen.com>
22355 Andrew Pinski <pinskia@physics.uc.edu>
22356 James E. Wilson <wilson@specifixinc.com>
22358 PR rtl-optimization/12092
22359 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
22362 2005-01-01 Roger Sayle <roger@eyesopen.com>
22363 Olivier Hainque <hainque@act-europe.fr>
22365 * tree.c (int_fits_type_p): A narrower type always fits in a
22366 wider one, except for negative values into unsigned types.
22368 2005-01-01 Roger Sayle <roger@eyesopen.com>
22370 * tree.c (int_fits_type_p): Compare the result of force_fit_type
22371 with the original constant rather than require TREE_OVERFLOW.
22373 2005-01-01 Steven Bosscher <stevenb@suse.de>
22375 PR middle-end/17544
22376 * c-decl.c (finish_function): If compiling C99, annotate the
22377 compiler generated return with the current file name and line 0.
22378 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
22379 the source line is greater than 0.
22380 (remove_bb): Likewise.