1 2005-03-16 Dale Johannesen <dalej@apple.com>
3 * rtlanal.c (find_first_parameter_load): Rewrite to
4 return actual first param load or the call if none,
5 instead of first in block, when not all loads exist.
7 2005-03-16 Roger Sayle <roger@eyesopen.com>
9 * optabs.c (expand_copysign_absneg): Make static.
10 * optabs.h (expand_copysign_absneg): Delete prototype.
11 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13 2005-03-16 Richard Henderson <rth@redhat.com>
16 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
17 (alias_pairs): Rename from output_defs.
18 (find_decl_and_mark_needed): Split out from assemble_alias.
19 (do_assemble_alias): New.
20 (assemble_output_def): Remove.
21 (finish_aliases_1, finish_aliases_2): New.
22 (process_pending_assemble_output_defs): Remove.
23 (assemble_alias): Defer aliases for which we don't yet have a
24 non-external decl for the target symbol.
25 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
26 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
27 * toplev.c (compile_file): Use finish_aliases_2 instead of
28 process_pending_assemble_output_defs.
29 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
30 (process_pending_assemble_output_defs): Remove.
32 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
34 Fix PR tree-optimization/20489
36 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
39 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
41 Fix PR tree-optimization/20490
43 * tree-ssa-pre.c (create_expression_by_pieces): Use
44 force_gimple_operand on result of fold.
46 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
48 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
49 of closing parenthesis.
51 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
53 * builtins.c (expand_movstr): Update a call to
55 (expand_builtin_strncpy): Update a call to
57 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
58 arguments of CALL_EXPR.
59 (fold_builtin_1): Update calls to fold_builtin_strcpy and
61 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
62 * tree.h: Update the prototypes of fold_builtin_strcpy and
65 2005-03-16 Steven Bosscher <stevenb@suse.de>
66 Dorit Naishlos <dorit@il.ibm.com>
68 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
69 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
72 2005-03-16 Steven Bosscher <stevenb@suse.de>
74 * tree-inline.c (walk_type_fields, walk_tree,
75 walk_tree_without_duplicates): Move from here...
78 2005-03-15 Zack Weinberg <zack@codesourcery.com>
80 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
81 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
82 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
83 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
84 (version): Define using $(BASEVER_c).
85 (Makefile, config.status, build/gcov-iov.o): No longer depends on
87 (version.o): Depend on version files; add custom generation command.
88 (prefix.o): Define BASEVER on command line.
89 (s-iov): Depend on version files; adjust command.
90 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
92 (gcc-vers.texi): New rule.
93 (doc/%.info, doc/%.dvi): Add -I . to command line.
94 (doc/gccinstall.dvi): Likewise.
95 (PACKAGE): Delete. All uses replaced with "gcc".
96 * aclocal.m4: Do not include gcc-version.m4.
97 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
98 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
99 Set is_release based on contents of DEV-PHASE.
100 Set gcc_version based on contents of BASE-VER.
101 Define WIN32_REGISTRY_KEY only if the user overrode the default.
102 * config.in, configure: Regenerate.
103 * gccbug.in: Determine version of GCC in use at runtime.
104 * gcov-iov.c: Get version number and development phase from
105 command line, not by including version.c.
106 * intl.c: Replace all uses of PACKAGE with "gcc".
107 * libada-mk.in: Delete unused "gcc_version" variable.
108 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
109 * version.c: (VERSUFFIX): New hook for redistributors; adjust
111 (version_string): Put together from pieces.
112 * config/alpha/x-vms: Do not use $(gcc_version).
113 * config/i386/t-nwld: Likewise.
114 * doc/include/gcc-common.texi: Include gcc-vers.texi for
115 version-GCC and DEVELOPMENT.
117 2005-03-15 Roger Sayle <roger@eyesopen.com>
119 PR tree-optimization/17454
120 * tree.c (tree_size): Add case for TREE_BINFO.
121 * fold-const.c (fold_checksum_tree): Only clear the overloaded
122 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
124 2005-03-15 Roger Sayle <roger@eyesopen.com>
126 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
127 op1 whilst expanding the signed widenening multiply variant.
129 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
131 * toplev.c (display_target_options): Avoid unused variable warning if
132 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
133 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
134 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
135 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
136 (mips_isa_info): New variable.
137 (mips_parse_cpu): Remove the first argument and leave the caller
139 (TARGET_HANDLE_OPTION): Override default.
140 (mips_handle_option): New function. Move option validation code from...
141 (override_options): ...here. Update calls to mips_parse_cpu.
142 * config/mips/mips.h (mips_arch_string, mips_tune_string)
143 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
144 (SUBTARGET_TARGET_OPTIONS): Delete.
145 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
146 (mno-flush-func, mtune=): New options.
148 2005-03-15 Roger Sayle <roger@eyesopen.com>
149 Richard Henderson <rth@redhat.com>
151 * real.c (c4x_single_format, c4x_extended_format): Provide values
152 for signbit_ro for c4x's single and extended floating point formats.
153 * optabs.c (expand_copysign): Use the floating point format's
154 signbit_ro for expanding via expand_copysign_absneg, and it's
155 signbit_rw field for expanding via expand_copysign_bit.
157 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
159 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
160 known_alignment_for_access_p.
161 (known_alignment_for_access_p): New.
162 (do_peeling_for_alignment): Field made int instead of bool and renamed
163 to peeling_for_alignment.
164 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
165 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
166 functionality used to be in vect_analyze_operations.
167 (vect_analyze_operations): Code to determine vectorization factor was
168 moved to vect_determine_vectorization_factor.
169 (vect_enhance_data_refs_alignment): Update to correct alignment when it
170 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
172 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
173 be part of vect_analyze_operations).
174 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
175 creating the guard condition, as the number of iterations may be
177 (slpeel_tree_peel_loop_to_edge): Use new name of
178 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
179 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
180 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
181 (vect_do_peeling_for_alignment): Use fold.
182 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
184 (vect_update_inits_of_dr): Renamed to
185 vect_update_init_of_dr.
186 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
187 (vectorizable_store): Fix assertion to use == instead of =.
189 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
191 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
192 call_used_regs for wCG registers.
194 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
196 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
197 for non-offsettable memory references to cope with outstanding reload
198 replacements, take 2.
200 2005-03-15 Uros Bizjak <uros@kss-loka.si>
203 * config/i386/i386.h (x86_fisttp): New.
204 (TARGET_FISTTP): New macro.
205 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
206 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
207 instruction when fisttp flag is set.
208 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
210 * config/i386/i386.md (type attribute): Add fisttp.
211 (unit attribute): Set to i387 for fisttp type.
212 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
213 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
215 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
216 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
218 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
219 patterns for TARGET_FISTTP. Enable patterns for
220 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
221 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
222 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
223 implement fisttp x87 insn.
224 (fix_trunc*_i387_fisttp splitters): New patterns.
225 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
226 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
227 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
229 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
230 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
231 Implement using mode macros. Disable patterns for TARGET_FISTTP.
232 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
233 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
234 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
235 Disable patterns for TARGET_FISTTP.
236 (fix_trunc*_i387 splitters): Implement usign mode macros.
237 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
238 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
239 (fix_trunx*_sse peephole2s): Implement using mode macros.
241 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
243 PR rtl-optimization/20291
244 * combine.c (try_combine): If splitting fails, re-try with
245 original combined pattern, i.e. before clobber stripping.
247 2005-03-14 Eric Christopher <echristo@redhat.com>
249 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
250 STACK_GROWS_DOWNWARD.
252 2005-03-14 Roger Sayle <roger@eyesopen.com>
254 * real.h (struct real_format): Split the signbit field into two
255 two fields, signbit_ro and signbit_rw.
256 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
257 mips_double_format, ieee_extended_motorola_format,
258 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
259 ieee_extended_intel_128_format, ibm_extended_format,
260 mips_extended_format, ieee_quad_format, mips_quad_format,
261 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
262 i370_double_format, c4x_single_format, c4x_extended_format,
263 real_internal_format): Update initializers for new field.
264 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
265 real_format structure.
266 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
267 field of the real_format structure.
269 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
271 Fix PR tree-optimization/20458
273 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
274 DECL_EXTERNAL on STRUCT_FIELD tags.
275 (clear_call_clobbered): Ditto.
276 * tree-ssa-operands.c (note_addressable): Make sure the original
277 variable doesn't slip into the addressable list if we have
279 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
282 2005-03-14 Geoffrey Keating <geoffk@apple.com>
284 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
285 (-fwide-exec-charset): Likewise.
286 (-finput-charset): Likewise.
287 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
288 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
289 * c.opt (Wnormalized): New.
291 2005-03-14 Devang Patel <dpatel@apple.com>
293 * doc/invoke.texi: Add reference to Visibility document.
295 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
297 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
298 MASK_SPLIT_ADDRESSES.
299 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
300 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
301 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
302 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
303 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
304 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
305 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
306 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
307 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
308 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
309 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
310 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
311 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
312 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
313 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
314 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
315 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
316 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
317 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
318 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
319 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
320 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
321 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
322 (TARGET_EXPLICIT_RELOCS): Delete.
323 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
324 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
325 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
326 (override_options): Set MASK_LONG64 if -mint64 is given and no
327 -mlongXX option is. Complain about -mint64 -mlong32.
328 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
329 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
330 * config/mips/mips.opt: New file.
332 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
334 * config.gcc (extra_options): New variable for listing option files.
335 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
336 * configure.ac (extra_opt_files): New AC_SUBST variable.
337 (tm_file_list, tm_include_list): Include options.h first.
338 * configure: Regenerate.
339 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
340 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
341 (s-options-h): New rule.
342 (options.h): Depend on it.
343 (TEXI_GCCINT_FILES): Add options.texi.
344 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
345 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
346 * target.h (gcc_target): Add default_target_flags and handle_option.
347 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
348 (TARGET_HANDLE_OPTION): New macros.
349 (TARGET_INITIALIZER): Include them.
350 * opt-functions.awk (opt_args, nth_arg): New functions.
351 (switch_flags): Handle the "Target" flag.
353 (var_name): Use opt_args and nth_arg.
354 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
355 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
356 macros for the "Mask" and "InverseMask" options.
357 * opts.h (cl_var_cond): New enum.
358 (cl_option): Replace the "has_set_value" and "set_value" fields with
359 "var_cond" and "var_value".
360 (CL_TARGET): New macro.
361 (option_enabled, print_filtered_help): Declare.
362 (decode_options): Move definition.
363 * opts.c (handle_option): Search for the original option before
364 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
365 var_cond and var_value fields. Use targetm.handle_option to handle
367 (decode_options): Set target_flags to targetm.default_target_flags.
368 (print_filtered_help): Make global. Handle CL_TARGET.
369 (option_enabled): New function.
370 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
371 (display_target_options, set_target_switch, print_switch_values)
372 (default_pch_valid_p): Guard uses of target_switches with
373 #ifdef TARGET_SWITCHES. Also...
374 (display_target_options): Display the CL_TARGET entries in cl_options.
375 (set_target_option): Don't complain about the "" option when
376 TARGET_SWITCHES is undefined.
377 (print_switch_values): Use option_enabled.
378 (default_pch_valid_p): Check cl_options[] when looking for something
379 that has changed the value of target_flags.
380 * c.opt: Remove documentation from top of file.
381 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
382 * doc/sourecebuild.texi: Refer to the new options documentation
383 instead of c.opt. Document machine-specific .opt files.
384 * doc/tm.texi (target_flags): Say that this variable is declared
386 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
387 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
389 * doc/options.texi: New file.
391 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
394 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
397 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
400 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
401 temporary variable of pointer type if an lvalues is required.
402 (gimplify_modify_expr_rhs): Request an rvalue from it.
403 (gimplify_expr): Pass fallback on.
405 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
407 * cfgbuild.c: Update comments.
409 2005-03-14 Roger Sayle <roger@eyesopen.com>
411 PR rtl-optimization/17236
412 * optabs.c (expand_doubleword_mult): New helper function split out
413 from expand_binop. Permute the order in which instructions are
414 emitted to minimize the number of simultaneously live registers.
415 (expand_binop): Call expand_doubleword_mult to synthesize a double
418 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
420 * basic-block.h: Update the prototypes of cached_make_edge and
422 * cfg.c (cached_make_edge): Take edge_cache representing one
423 row of the adjacency matrix of edges.
424 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
425 (make_edges): Initialize edge_cache to represent one row of
426 the adjacency matrix of edges.
428 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
430 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
432 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
433 Remove unused removed_phis variable.
434 (conditional_replacement): Use build1/build2.
435 (abs_replacement): Use last_and_only_stmt and build1/build2.
437 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
439 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
440 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
441 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
442 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
443 * c-common.c (handle_novops_attribute): New function.
444 (c_common_attribute_table): Add "no vops" entry.
445 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
446 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
447 * tree-ssa-operands.c (get_call_expr_operands): Do not
448 create virtual operands for calls with ECF_NOVOPS flag.
449 * tree.h (DECL_IS_NOVOPS): New macro.
450 (struct tree_decl): Add novops_flag.
451 (ECF_NOVOPS): New constant.
453 2005-03-14 Uros Bizjak <uros@kss-loka.si>
456 * config/i386/i386.c (x86_use_himode_fiop): New.
457 (x86_use_simode_fiop): Rename from x86_use_fiop.
458 * config/i386/i386.h (x86_use_himode_fiop): Declare.
459 (TARGET_USE_HIMODE_FIOP): New.
460 (x86_use_simode_fiop): Rename from x86_use_fiop.
461 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
463 * config/i386/i386.md (X87MODEI12): New mode macro define.
464 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
465 to implement x87 FP compare with HImode input operands.
466 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
467 Use X87MODEI12 mode macro to handle HImode input operands.
468 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
469 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
470 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
471 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
472 macro to implement x87 operators with HImode input operands.
473 (fop splitters): Use X87MODEI12 mode macro to handle HImode
476 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
478 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
480 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
483 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
485 * basic-block.h (BB_VISITED): Removed.
486 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
488 2005-03-14 Falk Hueffner <falk@debian.org>
491 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
493 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
495 * ggc-zone.c: Fix comment typos.
497 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
498 stringpool.c, config/mips/mips-protos.h: Update copyright.
500 2005-03-14 Alan Modra <amodra@bigpond.net.au>
502 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
503 throughout with its typedef, "rtx".
504 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
505 (rs6000_tls_symbol_ref_1): Remove inline keyword.
506 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
507 regs in comment to match code.
509 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
511 * except.c (check_handled): Make it static.
512 * except.h: Remove the corresponding prototype.
514 * function.c (get_func_frame_size): Make it static.
515 * function.h: Remove the corresponding type.
517 * regclass.c (reg_class_superclasses, reg_class_subclasses):
519 * hard-reg-set.h: Remove the corresponding declarations.
521 * tree-cfg.c (verify_stmts): Check that
522 bb_for_stmt (stmt) == bb for every PHI node and statement.
524 2005-03-14 Alan Modra <amodra@bigpond.net.au>
526 * config.gcc: Remove excess indentation.
527 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
529 2005-03-13 Roger Sayle <roger@eyesopen.com>
532 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
533 * fold-const.c (fold_sign_changed_comparison): Likewise.
534 (fold_binary): Optimize comparisons against widened operands if
535 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
537 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
539 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
540 (sparc_override_options): Initialize it.
541 (sparc_struct_value_rtx): Set it on the MEM to be returned.
543 2005-03-13 David Edelsohn <edelsohn@gnu.org>
545 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
546 (reg_or_none500mem_operand): New predicate.
547 (zero_reg_mem_operand): New predicate.
548 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
549 to reg_or_none500mem_operand.
550 (extendsfdf2_fpr): Add MEM alternative.
551 (extenddftf2_internal): Change operand2 predicate to
552 zero_reg_mem_operand.
554 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
556 * ggc-zone.c: Rewritten.
558 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
560 * configure.ac: Define GGC_ZONE for --with-gc=zone.
561 * config.in: Regenerated.
562 * configure: Regenerated.
563 * gengtype.c (write_types_process_field, write_func_for_structure):
564 Pass new argument to gt_pch_note_object.
565 * ggc-common.c (struct ptr_data): Add TYPE.
566 (gt_pch_note_object): Take TYPE argument and save it.
567 (call_count): Update call to ggc_pch_count_object.
568 (call_alloc): Update call to ggc_pch_alloc_object.
569 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
571 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
572 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
573 (ggc_alloc_zone_stat): Delete.
574 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
575 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
576 (ggc_pch_alloc_object): Update prototypes.
577 (garbage_zone): Delete.
578 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
579 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
581 (tree_id_zone): New variable.
582 (ggc_alloc_cleared_zone): Remove unused.
583 (ggc_alloc_zone): Define.
584 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
585 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
587 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
588 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
589 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
590 (make_node_stat): Likewise. Use tree_id_zone.
592 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
593 Joseph S. Myers <joseph@codesourcery.com>
595 * configure.ac: Check for MIPS TLS.
596 * configure: Regenerated.
597 * config/mips/mips-protos.h (enum mips_symbol_type): Add
598 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
599 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
600 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
601 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
602 (mips_classify_symbol, mips_symbolic_constant_p)
603 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
604 (mips_tls_operand_p, mips_call_tls_get_addr)
605 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
606 (mips_tls_symbol_ref_1): New functions.
607 (mips_legitimize_address, mips_legitimize_const_move): Call
608 mips_legitimize_tls_address.
609 (override_options): Handle V1_REG and TLS symbols. Disable TLS
611 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
612 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
613 (mips_char_to_class): Document V1_REG.
614 (HAVE_AS_TLS): Provide default.
615 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
617 (load_got<mode>): Renamed from *load_got<mode>. Allow when
619 (tls_get_tp_<mode>): New instruction.
621 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
623 * configure.ac: Update checks for target tools.
624 * configure: Regenerated.
626 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
628 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
630 2005-03-13 Roger Sayle <roger@eyesopen.com>
632 * expmed.c (expand_mult): Use synthetic multiplication sequences for
633 more classes of DImode multiplication by constant. Allow both
634 multiplication by small negative constants (by performing a
635 multiplication by a positive constant and negating the result) and
636 multiplications by large powers of two, by using a left shift.
638 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
640 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
641 of basic blocks into work_stack.
643 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
644 config/mips/vr.h: Update copyright.
646 * c-decl.c (c_init_decl_processing): Remove useless calls to
649 * builtins.c (fold_trunc_transparent_mathfn,
650 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
651 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
652 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
653 fold_builtin_strcpy, fold_builtin_strncpy,
654 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
657 * builtins.c (expand_builtin_mathfn_3): Remove local variable
660 * lambda-code.c (lambda_compute_auxillary_space): Remove local
661 variable determinant.
663 * tree-cfg.c (group_case_labels): Remove local variable type.
665 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
668 * tree-ssa-phiopt.c (value_replacement): Remove local variable
671 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
674 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
675 (*movmemqi_insn): Delete.
678 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
680 * builtins.c (fold_builtin_classify): Take decomposed
681 arguments of CALL_EXPR.
682 (fold_builtin_1): Update a call to fold_builtin_classify.
684 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
687 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
688 through into call to parser_xref_tag after parse error.
689 (c_parser_struct_declaration): Consistently return NULL_TREE on
692 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
694 * tree-flow-inline.h (ref_contains_array_ref): New function.
695 (lookup_subvars_for_var): Ditto.
696 (get_subvars_for_var): Ditto.
697 (var_can_have_subvars): Ditto.
699 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
700 (struct subvar): New type.
702 * tree-dfa.c (okay_component_ref_for_subvars): New function.
704 * tree-optimize.c (init_tree_optimization_passes): Call
705 pass_create_structure_vars.
707 * tree-ssa-alias.c: Include vec.h.
708 (init_alias_info): Don't auto-clear call clobbered on struct-field
710 (compute_flow_insensitive_aliasing): Handle subvars.
711 (group_aliases): Handle STRUCT_FIELD aliases.
712 (setup_pointers_and_addressables): Ditto.
713 Don't mark variables non-addressable if they still have
715 Also mark subvars addressable when the real variable is marked
717 (add_pointed_to_var): Try to prune the pointed-to set by only
718 pointing to subvars when possible.
719 Otherwise, make sure we set addresses_needed and pt_vars to
720 properly include subvars.
721 (bitpos_of_field): New function.
722 (push_fields_onto_fieldstack): Ditto.
723 (get_or_create_used_part_for): Ditto.
724 (create_overlap_variables_for): Ditto.
725 (find_used_portions): Ditto.
726 (create_structure_vars): Ditto.
727 (pass_create_structure_vars): New structure.
729 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
730 (get_expr_operands): Handle subvars. Also try to turn
731 COMPONENT_REF accesses into must-defs now that we can accurately
733 (note_addressable): Try to only mark as addressable those subvars
734 we know a COMPONENT_REF touches.
735 (overlap_subvar): New function.
737 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
738 Handle subvar storing.
739 (vect_address_analysis): Update caller of vect_object_analysis.
741 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
743 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
744 (STMT_VINFO_SUBVARS): New macro.
746 * common.opts: add flag_tree_salias.
748 * opts.c (decode_options): flag_tree_salias defaults to on.
750 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
752 * doc/tree-ssa.texi: Document structural alias analysis.
754 2005-03-12 Steven Bosscher <stevenb@suse.de>
756 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
757 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
758 * tree-ssa-operands.c (get_expr_operands): Likewise.
759 (get_expr_operands): Likewise for ERROR_MARK.
761 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
763 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
766 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
769 * tree-ssa-pre.c (compute_avail): Remove local variable val.
770 (mark_operand_necessary): Remove local variable ver.
772 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
775 * value-prof.c (mod_subtract_transform): Remove local variable
778 * builtins.c (fold_builtin_exponent): Take decomposed
779 arguments of CALL_EXPR.
780 (fold_builtin_1): Update a call to fold_builtin_exponent.
782 * builtins.c (fold_builtin_logarithm): Take decomposed
783 arguments of CALL_EXPR.
784 (fold_builtin_1): Update a call to fold_builtin_logarithm.
786 * c-decl.c (c_init_decl_processing): Remove local variables
787 ptr_ftype_void and ptr_ftype_ptr.
789 * gimplify.c (gimplify_expr): Remove local variables r0 and
792 * reg-stack.c (move_for_stack_reg): Remove local variable
794 (compare_for_stack_reg): Remove local variable flags_user.
795 (convert_regs_1): Remove local variable deleted.
797 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
799 (combine_blocks): Remove local variables exits and new_e.
801 * tree-inline.c (expand_call_inline): Remove local variable
804 * tree-ssa-live.c (create_ssa_var_map,
805 calculate_live_on_entry): Remove local variable snn.
807 2005-03-12 Geoffrey Keating <geoffk@apple.com>
809 * c-lex.c (c_lex_with_flags): Add parameter to call to
812 2005-03-11 Per Bothner <per@bothner.com>
814 * c-tree.h (struct c_declarator): New id_loc field.
815 * c-pragma.h (c_lex_with_flags): Take position reference.
816 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
817 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
818 (c_lex): Pass dummy location to c_lex_with_flags.
819 * c-parser.c (c_lex_one_token): Set c_token's location using
820 c_lex_with_flags, instead of input_location, which might be "ahead".
821 (c_parser_direct_declarator): Set declarator's id_loc from
823 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
824 declarator's id_loc, rather than probably-imprecise input_location.
825 (build_id_declarator): Initialize c_declarator's id_loc field.
827 2005-03-11 Roger Sayle <roger@eyesopen.com>
830 * builtins.c (expand_builtin_signbit): Force the signbit's word
831 into an integer register to avoid SUBREGs of floating point modes.
833 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
835 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
836 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
837 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
838 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
840 2005-03-11 David Edelsohn <edelsohn@gnu.org>
842 PR rtl-optimization/20306
843 * expr.c (emit_move_complex): Set try_int false if mode is
844 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
845 emit_block_move if try_int is true.
847 2005-03-11 Richard Henderson <rth@redhat.com>
850 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
851 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
854 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
856 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
857 (TARGET_FIX_VR4130): New macro.
858 (TARGET_OPTIONS): Add -mfix-vr4130.
859 (ISA_HAS_MACCHI): New macro.
860 (ASM_SPEC): Add -mfix-vr4130.
861 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
862 (override_options): Handle mips_fix_vr4130_string.
863 (mips_avoid_hazards): Clear all_noreorder_p
864 if we're working around VR4130 errata and the macc alternatives
866 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
867 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
868 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
869 (MULTILIB_DEFAULTS): Remove leading "march=".
870 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
871 if no architecture option is given.
872 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
874 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
875 * doc/invoke.texi: Document -mfix-vr4130.
877 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
879 * config/mips/mips.c (override_options): Only warn about -mint64
880 deprecation if TARGET_INT64.
882 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
884 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
885 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
886 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
887 are non-specific regarding the nonnull parameter positions.
888 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
889 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
890 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
891 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
893 * builtins.def: Use the non-specific "nonnull" attibute lists.
895 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
897 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
898 single_pred_edge, single_succ, single_pred): Improve comments.
900 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
902 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
903 single_pred_edge, single_succ, single_pred): New inline functions.
904 * bb-reorder.c (rotate_loop, find_traces_1_round,
905 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
906 duplicate_computed_gotos): Use the single_succ/pred functions.
907 * cfganal.c (forwarder_block_p): Ditto.
908 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
909 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
910 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
911 merge_seq_blocks): Ditto.
912 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
913 * cfglayout.c (fixup_reorder_chain): Ditto.
914 * cfgloop.c (mark_single_exit_loops, update_latch_info,
915 canonicalize_loop_headers, verify_loop_structure): Ditto.
916 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
917 mfb_update_loops, create_preheader, force_single_succ_latches,
918 create_loop_notes): Ditto.
919 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
920 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
921 commit_one_edge_insertion, purge_dead_edges,
922 cfg_layout_can_merge_blocks_p): Ditto.
923 * except.c (sjlj_emit_function_enter): Ditto.
924 * flow.c (init_propagate_block_info): Ditto.
925 * function.c (thread_prologue_and_epilogue_insns): Ditto.
926 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
927 insert_insn_end_bb): Ditto.
928 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
929 find_if_case_2): Ditto.
930 * lambda-code.c (perfect_nestify): Ditto.
931 * lcm.c (optimize_mode_switching): Ditto.
932 * loop-doloop.c (doloop_modify): Ditto.
933 * loop-init.c (loop_optimizer_init): Ditto.
934 * loop-iv.c (simplify_using_initial_values): Ditto.
935 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
936 * loop-unswitch.c (unswitch_loop): Ditto.
937 * modulo-sched.c (generate_prolog_epilog): Ditto.
938 * predict.c (combine_predictions_for_insn, estimate_probability,
939 tree_estimate_probability, last_basic_block_p,
940 estimate_bb_frequencies): Ditto.
941 * profile.c (branch_prob): Ditto.
942 * regrename.c (copyprop_hardreg_forward): Ditto.
943 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
944 * tracer.c (layout_superblocks): Ditto.
945 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
946 cfg_remove_useless_stmts_bb, cleanup_control_flow,
947 cleanup_control_expr_graph, disband_implicit_edges,
948 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
949 tree_verify_flow_info, tree_make_forwarder_block,
950 tree_forwarder_block_p, remove_forwarder_block,
951 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
952 * tree-if-conv.c (tree_if_conversion): Ditto.
953 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
954 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
955 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
956 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
957 copy_loop_headers): Ditto.
958 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
959 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
960 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
961 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
962 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
963 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
964 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
965 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
966 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
967 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
968 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
969 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
970 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
971 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
972 slpeel_add_loop_guard): Ditto.
974 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
976 PR tree-optimization/15784
977 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
980 * stmt.c (expand_case): Don't change index_type. Convert minval
983 PR tree-optimization/20130
984 * fold-const.c (fold): Fold x * -1 into -x.
986 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
988 PR rtl-optimization/20331
989 * rtlanal.c (modified_between_p): Check its address first for MEM.
990 (modified_in_p): Likewise.
992 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
994 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
996 2005-03-10 Steven Bosscher <stevenb@suse.de>
998 * expr.c (expand_expr_real_1): If possible, use a conditional
999 move for expanding MIN_EXPR and MAX_EXPR.
1000 Use temp for moving around rtx-en.
1002 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1005 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1008 2005-03-10 Roger Sayle <roger@eyesopen.com>
1010 * builtins.c (expand_builtin_signbit): Extend to handle floating
1011 point modes wider than the largest integer type, using the
1012 operand_subword_force function to obtain the signbit's word.
1014 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1017 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1018 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1020 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1022 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1024 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1026 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1028 (perform_edge_inserts): Unconditionally call
1029 free_dominator_info.
1031 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1033 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1035 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1037 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1039 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1041 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1043 (rtl_register_value_prof_hooks,
1044 tree_value_profile_transformations,
1045 tree_register_value_prof_hooks): Likewise.
1046 * var-tracking.c (stack_adjust_offset_pre_post,
1047 variable_htab_free, variable_union, dataflow_set_different_2,
1048 count_uses, variable_was_changed, set_frame_base_location,
1049 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1050 vt_add_function_parameters): Likewise.
1051 * varasm.c (named_section_real, named_section, make_decl_rtl,
1052 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1053 const_hash_1, compare_constant, copy_constant, force_const_mem,
1054 output_constant_pool_2, output_constant_pool_1, output_constant,
1055 output_constructor, make_decl_one_only, decl_tls_model,
1056 default_no_named_section, default_elf_select_section_1,
1057 default_unique_section_1): Likewise.
1058 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1059 * vmsdbgout.c (addr_const_to_string): Likewise.
1062 * function.c (struct assign_parm_data_one): Remove last_named
1064 (assign_parm_find_data_types): Don't determine last_named.
1065 Reorder named_parm determination.
1066 (assign_parms): Only setup varargs on the last non-varadic
1069 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1071 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1072 sda base address on medium model.
1074 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1076 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1077 * cfgloop.c (flow_loop_nodes_find): Export.
1078 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1080 * cfgloopmanip.c (fix_loop_structure): New function.
1081 * predict.c (predict_loops): Clean up the loops information.
1082 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1083 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1085 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1086 (rewrite_into_loop_closed_ssa): Declaration changed.
1087 * tree-loop-linear.c (linear_transform_loops): Add argument to
1088 rewrite_into_loop_closed_ssa call.
1089 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1090 * tree-ssa-loop-im.c (move_computations): Ditto.
1091 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1092 * tree-vectorizer.c (vectorize_loops): Ditto.
1093 * tree-optimize.c: Include cfgloop.h.
1094 (execute_todo): Choose whether to call cleanup_tree_cfg or
1095 cleanup_tree_cfg_loop.
1096 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1097 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1098 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1099 cleanup_tree_cfg_loop call.
1100 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1101 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1102 work on part of cfg.
1104 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1107 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1108 with multiple alternatives.
1110 * stmt.c (parse_output_constraint): Fix a typo.
1112 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1114 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1115 assembly directive instead of deprecated "no-generics".
1117 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1119 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1120 for non-offsettable memory references to cope with outstanding reload
1122 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1123 avoid losing outstanding address reloads.
1124 ("reload_outdi", "reload_outdf"): Likewise.
1126 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1128 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1129 code. Add more cbrt transformations.
1131 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1133 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1135 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1137 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1138 NULL_TREE when a given tree is not simplified.
1139 (fold): Return the original tree when any of the functions
1140 mentioned above NULL_TREE.
1142 * fold-const.c (fold_unary, fold_binary): Take decomposed
1143 arguments, code, type, op0, and op1 in case of fold_binary.
1144 (fold): Update calls to fold_unary and fold_binary.
1146 2005-03-09 Roger Sayle <roger@eyesopen.com>
1148 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1149 a fndecl and an arglist instead of a CALL_EXPR, exp.
1151 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1153 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1155 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1157 * expr.c (expand_assignment): Remove orig_to_rtx.
1159 * fold-const.c (int_const_binop): Remove no_overflow.
1161 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1163 * loop-iv.c (get_biv_step_1): Remove lhs.
1165 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1167 * real.c (real_nan): Remove neg.
1169 * function.c (thread_prologue_and_epilogue_insns): Remove i
1172 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1175 * tree-eh.c (tree_could_trap_p): Remove idx.
1177 * tree-into-ssa.c (ann): Remove ann.
1179 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1181 * tree-sra.c (decide_block_copy): Remove inst_count.
1183 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1185 * tree-ssa-loop-im.c (lhs): Remove.
1187 * cfgbuild.c (state, STATE, SET_STATE,
1188 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1190 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1191 (find_basic_blocks): Set the state of each basic block to
1194 2005-03-08 Jeff Law <law@redhat.com>
1196 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1197 goto results in the removal of edges in the CFG, then we need
1198 to recompute dominators.
1200 2005-03-09 Ben Elliston <bje@au.ibm.com>
1202 * c-common.c (c_do_switch_warnings): Comment fix.
1204 2005-03-08 Julian Brown <julian@codesourcery.com>
1206 * Patch from 2005-03-08 reverted for causing regressions and
1207 ppc-darwin bootstrap failure.
1209 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1211 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1212 Define the real function for ppc-darwin.
1213 * c-typeck.c (convert_arguments): Check for target-specific
1214 invalid argument call to unprototyped function.
1215 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1217 * target.h (invalid_arg_for_unprototyped_fn): New field
1219 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1220 default target hook.
1221 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1224 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1226 * c-typeck.c (constructor_stack, constructor_range_stack,
1227 initializer_stack): Make them static.
1229 * cfg.c (rbi_pool): Make it static.
1231 * gimple-low.c (lower_stmt_body): Make it static.
1232 * tree-flow.h: Remove the corresponding prototype. Don't
1235 * sched-deps.c (cache_size): Make it static.
1237 * stor-layout.c (lang_adjust_rli): Make it static.
1239 2005-03-08 Julian Brown <julian@codesourcery.com>
1241 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1242 from being used for symbols with vague linkage when
1243 HAVE_GAS_COMDAT_GROUP is true.
1245 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1247 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1248 nlabel == JUMP_LABEL (jump).
1250 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1252 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1253 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1254 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1255 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1257 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1260 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1261 * c-common.c (handle_returns_twice): New function.
1262 (c_common_attribute_table): Declare eturns_twice' attribute.
1263 * doc/extend.texi: Document eturns_twice' attribute.
1264 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1265 (struct tree_decl): Add returns_twice_flag.
1267 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1269 * tree-ssa-phiopt.c: Fix a comment typo.
1271 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1272 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1273 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1276 2005-03-08 Richard Henderson <rth@redhat.com>
1278 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1279 builtin codes with ctzdi2, clzdi2, popcountdi2.
1280 (struct alpha_builtin_def): Add is_const.
1281 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1282 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1283 (alpha_init_builtins): Init them. Set nothrow and const attributes
1285 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1286 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1287 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1288 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1289 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1290 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1291 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1292 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1293 (TARGET_FOLD_BUILTIN): New.
1294 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1295 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1297 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1299 2005-03-08 Ira Rosen <irar@il.ibm.com>
1301 PR tree-optimization/20122
1302 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1303 condition of access function instead of base.
1305 2005-03-07 Jeff Law <law@redhat.com>
1306 Steven Bosscher <stevenb@suse.de>
1308 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1309 (find_taken_edge): Call find_taken_edge_computed_goto as
1310 appropriate. Allow any gimple invariant rather than just
1311 INTEGER_CST for VAL.
1312 (cleanup_control_flow): Cleanup a computed goto which has turned
1314 (tree_merge_blocks): If block B has any forced labels, move
1315 them to the start of block A.
1316 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1317 computed gotos as well.
1318 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1319 removal of unnecessary computed gotos too.
1320 (lookup_redirection_data): Fix type of INSERT argument. Callers
1323 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1325 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1326 Remove trailing spaces.
1328 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1329 unshare_all_trees): Make them static.
1330 * tree-gimple.h: Remove the corresponding prototypes.
1332 * diagnostic.h: Remove unused prototype
1333 debug_output_buffer.
1334 * modulo-sched.c: Remove unused prototype
1335 set_row_column_for_ps.
1337 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1338 replace_phi_edge_with_variable): Remove unused variable i.
1340 2005-03-07 Per Bothner <per@bothner.com>
1342 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1344 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1347 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1348 bbs on the COND_EXPR instead of the PHI_NODEs.
1349 (candidate_bb_for_phi_optimization): Remove.
1350 (replace_phi_with_stmt): Rename to ...
1351 (replace_phi_edge_with_variable): this and change so that we
1352 replace the phi argument instead of removing the PHI.
1353 (conditional_replacement): Change so we deal with PHI with more
1355 (value_replacement): Likewise.
1356 (abs_replacement): Likewise.
1358 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1360 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1361 output_e500_flip_gt_bit.
1363 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1365 (rs6000_generate_compare): Fix logic to look at the correct bits.
1366 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1368 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1369 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1370 gen_move_from_CR_gt_bit.
1372 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1373 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1374 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1376 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1377 (E500_CR_IOR_COMPARE): New constant.
1379 2005-03-08 Earl Chew <earl_chew@agilent.com>
1380 David Billinghurst <David.Billinghurst@riotinto.com>
1382 * config/i386/host-cygwin.c: New file to support precompiled
1384 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1385 * config.host: Use above files for cygwin host.
1387 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1389 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1390 ordering ops from earlier change.
1392 2005-03-07 Per Bothner <per@bothner.com>
1394 Various fixes to allow us to again build if --enable-mapped-location:
1395 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1396 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1397 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1398 local variable loc. Change logic appropriately.
1399 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1400 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1401 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1402 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1403 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1405 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1407 PR rtl-optimization/19683
1408 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1409 number of bytes, to smallest_int_for_mode. Fix arguments to
1410 REG_CANNOT_CHANGE_MODE_P.
1412 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1414 * reorg.c (relax_delay_slots): Check that the jump is
1415 conditional before trying to invert it.
1417 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1419 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1422 * calls (stack_arg_under_construction): Make it static.
1424 * flow.c (regs_live_at_setjmp): Make it static.
1425 * flow.h: Remove the corresponding prototype.
1427 * reload1.c (reload_startobj, reload_firstobj,
1428 something_needs_operands_changed, reload_inherited,
1429 reload_inheritance_insn, reload_override_in,
1430 reload_spill_index): Make them static.
1432 * recog.c (verify_changes): Make it static.
1433 * recog.h: Remove the corresponding prototype.
1435 * cfgbuild.c (find_sub_basic_blocks): Remove.
1436 * basic-block.h: Remove the corresponding prototype.
1437 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1439 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1441 * tree-ssa-operands.c (check_build_stmt): Remove.
1443 * stor-layout.c (set_alignment): Remove.
1444 * tree.h: Remove the corresponding prototype.
1446 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1448 * tree-ssa-dce.c (control_dependence_map,
1449 visited_control_parents): Make them static.
1451 * cfghooks.c (verify_flow_info): Remove local variable
1454 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1457 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1459 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1461 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1463 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1465 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1466 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1467 PARALLEL for an empty structure.
1469 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1471 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1473 * fold-const.c (fold_binary): Unroll the very first "for"
1476 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1478 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1479 redundant match_code test.
1480 (scc_comparison_operator): Swap match_operand and match_code
1482 (branch_positive_comparison_operator): Same.
1483 (trap_comparison_operator): Use comparison_operator and swap with
1486 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1489 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1490 (out_movhi_r_mr): Read low byte of volatile MEM first.
1491 (out_movhi_mr_r): Write high byte of volatile MEM first.
1493 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1495 * cselib.c (reg_values, reg_values_size): Make them static.
1497 * cse.c (cse_reg_info_table): Make it static.
1499 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1501 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1503 * cse.c (find_best_addr): Use canon_for_address.
1505 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1507 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1508 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1509 SUBREG and MEM, respectively.
1511 * fold-const.c (fold_binary): Use code instead of t.
1513 * fold-const.c (optimize_minmax_comparison): Take decomposed
1514 arguments code, type, op0, and op1 instead of t.
1515 (fold_binary): Update a call to optimize_minmax_comparison.
1517 * fold-const.c (fold_range_test): Take decomposed arguments
1518 code, type, op0, and op1 instead of t.
1519 (fold_binary): Update a call to fold_range_test.
1521 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1522 decomposed arguments code, type, op0, and op1 instead of t.
1523 (fold_binary): Update a call to fold_range_test.
1525 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1527 * fold-const.c (fold_binary): Avoid directly using the original
1528 expression t as much as possible.
1530 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1532 * c-semantics.c (build_stmt): Use TYPE_P instead of
1533 IS_NON_TYPE_CODE_CLASS.
1534 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1535 (NON_TYPE_CHECK): Use TYPE_P instead of
1536 IS_NON_TYPE_CODE_CLASS.
1538 * fold-const.c (fold): Remove handling of binary expressions.
1540 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1542 * doc/c-tree.texi: Wrap comments in @r{}.
1543 * doc/cpp.texi: Likewise.
1544 * doc/cppinternals.texi: Likewise.
1545 * doc/extend.texi: Likewise.
1546 * doc/md.texi: Likewise.
1547 * doc/objc.texi: Likewise.
1548 * doc/sourcebuild.texi: Likewise.
1549 * doc/tm.texi: Likewise.
1552 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1554 * predict.c (apply_return_prediction): Standardize PHI chain
1556 * tree-ssa.c (ssa_redirect_edge): Likewise.
1558 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1559 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1562 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1563 * tree-flow.h: Adjust the prototype for remove_phi_node.
1564 * lambda-code.c (perfect_nestify): Adjust a call to
1567 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1568 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1570 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1571 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1572 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1573 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1575 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1576 of GEN_INT (trunc_int_for_mode (...)).
1577 * loop-iv.c (iv_number_of_iterations): Likewise.
1578 * postreload.c (reload_cse_move2add): Likewise.
1579 * simplify-rtx.c (simplify_const_unary_operation,
1580 simplify_const_binary_operation): Likewise.
1581 * stor-layout.c (get_mode_bounds): Likewise.
1583 * fold-const.c (fold_binary): New.
1584 (fold): Call fold_binary on binary expressions.
1586 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1588 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1589 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1590 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1591 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1592 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1594 2005-03-04 Devang Patel <dpatel@apple.com>
1596 PR tree-optimization/18815
1597 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1598 loops with zero exit edges.
1600 2005-03-04 Devang Patel <dpatel@apple.com>
1602 * doc/invoke.texi: Remove reference to webpage that does not exist.
1604 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1605 Joseph S. Myers <joseph@codesourcery.com>
1608 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1609 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1610 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1611 * pa.c (get_plabel): Change argument to symbol_ref. Call
1612 maybe_get_identifier instead of get_identifier.
1613 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1614 (struct deferred_plabel): Replace name field with symbol field.
1615 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1616 ASM_OUTPUT_EXTERNAL_REAL is defined.
1617 (output_global_address): Use output_addr_const for output of all
1619 (output_deferred_plabels): Use symbol_ref instead of name for address
1621 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1622 ASM_OUTPUT_SYMBOL_REF): New macros.
1623 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1625 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1628 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1630 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1631 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1633 2005-03-04 Jeff Law <law@redhat.com>
1635 * basic-block.h (rediscover_loops_after_threading): Declare.
1636 * tree-ssa-dom.c: Include cfgloop.h.
1637 (tree_ssa_dominator_optimize): Discover loops and some basic
1638 properties. Remove forwarder blocks recreated by loop header
1639 canonicalization. Also mark backedges in the CFG.
1640 * tree-ssa-threadupdate.c: Include cfgloop.h
1641 (rediscover_loops_after_threading): Define.
1642 (struct local_info): New field, JUMP_THREADED.
1643 (prune_undesirable_thread_requests): New function.
1644 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1645 then record that fact for the callers of redirct_edges.
1646 (thread_block): If BB has incoming backedges, then call
1647 prune_undesirable_thraed_requests. Note when we are
1648 going to have to rediscover loop information. Return a
1649 boolean indicating if any jumps were threaded.
1650 (thread_through_all_blocks): Bubble up boolean indicating
1651 if any jumps were threaded.
1652 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1653 (tree-ssa-threadupdate.o): Similarly.
1655 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1657 * fold-const.c (fold_ternary): Unroll the "for" loop to
1660 2005-03-04 Andrew Haley <aph@redhat.com>
1662 * unwind-dw2-fde-glibc.c (struct
1663 unw_eh_callback_data.check_cache): New field.
1664 (frame_hdr_cache): New.
1665 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1666 Cache frame header info.
1668 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1670 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1671 (print_c_condition): Declare.
1672 * read-rtl.c (ptr_loc): New structure.
1673 (ptr_locs, ptr_loc_obstack, joined_conditions)
1674 (joined_conditions_obstack): New variables.
1675 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1676 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1677 (join_c_conditions, print_c_condition): New functions.
1678 (apply_macro_to_string): Associate the new string with the same
1679 source location as the old one.
1680 (add_condition_to_string): Use join_c_conditions.
1681 (read_string): Use set_rtx_ptr_loc to record a filename and line
1682 number for the string.
1683 (read_rtx): Initialize the new variables above.
1684 * genattrtab.c (write_test_expr, write_attr_value): Use
1686 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1687 comment above the GCC_VERSION check.
1688 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1689 Inline the definition of MAYBE_EVAL.
1690 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1691 * genoutput.c (process_template): Likewise.
1692 * genpreds.c (write_predicate_subfunction): Likewise.
1693 (write_predicate_expr): Use print_c_condition.
1694 * genrecog.c (write_cond): Likewise.
1695 * gensupport.c (process_rtx): Use join_c_conditions to join the
1696 conditions of a define_insn_and_split. Record a source location
1697 for the string after the "&&".
1698 (alter_test_for_insn): Use join_c_conditions.
1700 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1703 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1704 PR tree-optimization/15784
1705 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1708 2005-03-04 Ben Elliston <bje@au.ibm.com>
1710 * gcc.c (option_map): Add --coverage.
1711 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1712 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1713 * config/darwin.h: Pass -lgcov for `coverage'.
1714 * doc/invoke.texi (Debugging Options): Document --coverage.
1716 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1718 * gcse.c (bypass_block): Use find_edge wherever possible.
1720 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1724 * c-opts.c (c_common_parse_file): Call start_source_file
1725 and end_source_file at the approriate times.
1727 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1728 the main file, it will be done for us now.
1730 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1732 * fold-const.c (fold_ternary): New.
1733 (fold): Call fold_ternary on ternary expressions. Remove
1734 handling of ternary expressions.
1736 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1738 PR tree-optimization/15784
1739 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1742 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1744 * config/rs6000/predicates.md (branch_comparison_operator):
1745 Convert from C block to conditional format.
1747 2005-03-03 Jan Hubicka <jh@suse.cz>
1749 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1750 and non-constant public variables.
1752 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1754 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1757 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1760 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1761 calls to release_ssa_name and release_phi_node.
1763 * fold-const.c (fold): Remove handling of unary expressions.
1765 * fold-const.c (fold_unary): Avoid directly using the original
1766 expression t as much as possible.
1768 2005-03-03 Roger Sayle <roger@eyesopen.com>
1769 Andrew Pinski <pinskia@physics.uc.edu>
1771 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1772 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1774 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1776 Describe special registers SRP and MOF as allocatable registers.
1777 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1778 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1779 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1780 TARGET_HAS_MUL_INSNS.
1781 (cris_print_operand) <case 'd'>: New case.
1782 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1783 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1785 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1786 (REG_ALLOC_ORDER): Update for MOF.
1787 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1789 (GENERAL_REGS): No longer a define of ALL_REGS.
1790 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1791 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1793 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1794 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1795 (SECONDARY_RELOAD_CLASS): Define.
1796 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1797 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1798 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1799 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1800 (REGISTER_MOVE_COST): Define.
1801 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1802 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1803 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1804 (CRIS_MOF_REGNUM): New define_constants.
1805 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1807 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1809 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1810 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1811 Adjust for MOF being properly described as a register.
1812 (indir_to_reg_split): Name this split. Conditionalize on the
1813 destination register being a general register.
1814 (movei): Conditionalize on on operands 0 and 1 having the same
1817 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1820 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1821 -mcpu to override any other explicitly given flags.
1823 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1825 * recog.c (verify_changes, confirm_change_group): New functions,
1826 broken out of apply_change_group.
1827 (apply_change_group): Use them.
1828 * recog.h (verify_change, confirm_change_group): Declare.
1829 * rtl.h (redirect_jump_2): Declare.
1830 * jump.c (redirect_exp, invert_exp): Delete.
1831 (invert_exp_1): Take second parameter. Return value. Changed caller.
1832 (redirect_jump_2): New function, broken out of redirect_jump.
1833 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1834 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1835 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1837 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1839 * varasm.c (named_section): Use xstrdup rather than doing it by
1842 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1844 2005-03-02 Devang Patel <dpatel@apple.com>
1846 Undo PR tree-optimization/18815 fix.
1848 2005-03-02 Devang Patel <dpatel@apple.com>
1850 PR tree-optimization/18815
1851 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1852 loops with zero exit edges.
1854 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1856 * cfg.c (connect_src, connect_dest, disconnect_src,
1857 disconnct_dest): New.
1858 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1859 redirect_edge_pred): Use the new functions.
1861 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1862 free_dominance_info only when needed.
1864 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1867 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1868 (reg_or_sub_cint64_operand): Same.
1870 2005-03-02 Jeff Law <law@redhat.com>
1872 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1873 CFG_ALTERED in the main DOM iteration loop.
1875 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1878 * varasm.c (initializer_constant_valid_p): Allow conversions
1879 between OFFSET_TYPEs. Tidy.
1881 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1883 * config/cris/cris.md ("return"): Remove epilogue delay list
1886 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1888 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1890 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1892 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1894 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1895 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1896 config/m68k/m68k.c, config/mips/mips.h,
1897 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1898 doc/include/gcc-common.texi: Update copyright.
1900 PR middle-end/18029 and PR middle-end/18030
1901 * expr.c (optimize_bitfield_assignment_op): Add a special case
1902 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1904 * fold-const.c (fold_unary): New.
1905 (fold): Call fold_unary on unary expressions.
1907 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1909 * cgraph.h (struct cgraph_edge): Add prev_caller and
1911 (cgraph_node_remove_callees): Export.
1912 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1914 (cgraph_edge_remove_callee): New function.
1915 (cgraph_edge_remove_caller): Likewise.
1916 (cgraph_remove_edge): Use.
1917 (cgraph_redirect_edge_callee): Likewise.
1918 (cgraph_node_remove_callees): New function.
1919 (cgraph_node_remove_callers): Likewise.
1920 (cgraph_remove_node): Use.
1921 * tree-optimize.c (tree_rest_of_compilation): Use
1922 cgraph_node_remove_callees instead of manual loop.
1923 * cgraphunit.c (cgraph_finalize_function): Likewise.
1924 (cgraph_expand_function): Likewise.
1925 (cgraph_remove_unreachable_nodes): Likewise.
1927 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1930 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1932 * c-decl.c (undeclared_variable): Take location as argument.
1933 * c-typeck.c (build_external_ref): Likewise.
1934 * c-parser.c (c_parser_postfix_expression): Pass location of
1935 identifier to build_external_ref.
1937 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1939 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1940 CCEQ mode for branch_positive_comparison_operator test.
1941 * config/rs6000/predicates (branch_comparison_operator): Revert to
1943 (scc_comparison_operator): Same.
1944 (branch_positive_comparison_operator): Same.
1946 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1948 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1949 (cris_delay_slots_for_epilogue): Remove.
1950 (save_last): Move into cris_target_asm_function_epilogue.
1951 (cris_target_asm_function_epilogue): Remove tests for file being
1953 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1954 (cris_delay_slots_for_epilogue): Remove prototypes.
1955 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1956 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1958 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1960 * config/rs6000/predicates.md (branch_comparison_operator): Change
1961 to define_special_predicate.
1962 (scc_comparison_operator): Same.
1963 (branch_positive_comparison_operator): Same.
1965 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1967 * Makefile.in (tree-ssa-sink.o): New.
1968 (OBJS-common): Add tree-ssa-sink.o.
1969 * common.opt: Add -ftree-sink
1970 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1971 * timevar.def (TV_TREE_SINK): new timevar.
1972 * tree-flow.h (is_hidden_global_store): Prototype.
1973 * tree-optimize.c (init_tree_optimization_passes): Add
1975 * tree-pass.h (pass_sink_code): New.
1976 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1977 for non-obvious global store store to is_hidden_global_store, and
1978 call that new function.
1979 * tree-ssa-sink.c: New file.
1980 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1981 * doc/passes.texi: Document forward store motion.
1982 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1983 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1984 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1985 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1987 2005-03-01 Per Bothner <per@bothner.com>
1989 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1990 and we have a non-zero column-number, add it to the message.
1991 Also factor out the diagnostic_kind_text.
1993 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1995 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1996 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1997 flow_loop_scan): Removed.
1998 (flow_loop_dump): Do not dump removed fields.
1999 (flow_loop_free): Do not free removed fields.
2000 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2001 (loop_exit_edge_p): New function.
2002 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2003 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2004 num_exits, exits_doms.
2005 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2006 LOOP_EDGES, LOOP_ALL): Removed.
2007 (flow_loop_scan): Declaration removed.
2008 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2009 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2011 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2012 (if_convert): Call flow_loops_find and flow_loops_free
2013 when calling mark_loop_exit_edges.
2014 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2015 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2016 free_dominance_info calls.
2017 * loop-init.c (flow_loops_find): Ditto.
2018 * passes.c (rest_of_handle_branch_prob): Ditto.
2019 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2020 * loop-unroll.c (analyze_insns_in_loop): Do not use
2022 * predict.c (predict_loops): Do not call flow_loop_scan.
2023 Use get_loop_exit_edges.
2024 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2025 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2026 Do not use EDGE_LOOP_EXIT.
2027 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2028 to bb_with_exit_edge_p.
2029 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2030 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2031 to bb_with_exit_edge_p.
2032 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2034 * tree-loop-linear.c (linear_transform_loops): Do not call
2035 flow_loop_scan. Use loop->single_exit.
2036 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2037 (vect_analyze_loop_form): Do not call flow_loop_scan.
2038 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2040 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2042 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2043 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2044 slpeel_tree_duplicate_loop_to_edge_cfg,
2045 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2046 Use loop_preheader_edge and loop->single_exit. Do not call
2049 2005-03-01 Nick Clifton <nickc@redhat.com>
2051 * config/arm/arm.c (thumb_find_work_register): Check all of the
2052 argument registers to see if they are free, and a couple of
2053 special cases where the last argument register but can be proved
2054 to be available during the function's prologue.
2055 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2056 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2057 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2059 (thumb_compute_save_reg_mask): Likewise. Also use
2060 thumb_find_work_register() to ensure that there is agreement about
2061 which work register is going to be used in the prologue.
2062 (thumb_output_function_prologue): Use unsigned long as the type
2063 for the register bit-mask. Also delay pushing the link register if
2064 other high registers are going to be pushed.
2065 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2066 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2067 redundant prototypes.
2069 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2072 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2073 and after reload in REG+REG indexed addresses without REG_POINTER
2074 set in the base and not set in the index.
2076 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2078 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2079 Don't undefine here.
2080 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2081 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2082 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2083 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2084 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2086 * config.gcc (sh*-*-linux*): Use config/linux.h.
2088 2005-02-28 Dale Johannesen <dalej@apple.com>
2089 Stan Shebs <shebs@apple.com>
2091 Rewrite of 64-bit Darwin structure-by-value pass/return.
2092 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2093 intoffset, use_stack, named.
2094 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2095 (rs6000_darwin64_record_arg_advance_flush): New.
2096 (rs6000_darwin64_record_arg_advance_recurse): New.
2097 (rs6000_darwin64_record_arg_flush): New.
2098 (rs6000_darwin64_record_arg_recurse): New.
2099 (rs6000_darwin64_record_arg): New.
2100 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2101 (function_arg_boundary): Handle 128-bit aligned structs.
2102 (function_arg_advance): Rewrite darwin64 struct handling.
2103 (function_arg): Call rs6000_darwin64_record_arg.
2104 (function_arg_partial_nregs): Handle darwin64 structs.
2105 (rs6000_darwin64_function_value): Remove.
2106 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2108 2005-02-28 Roger Sayle <roger@eyesopen.com>
2110 PR tree-optimization/20216
2111 * tree-chrec.c (tree_fold_factorial): Delete.
2112 (tree_fold_binomial): Change argument list to take a return type
2113 and change the type of K to unsigned int. Rewrite to avoid explicit
2114 evaluation of factorials, and (recursively) calling fold to perform
2115 compile-time arithmetic. Return NULL on (internal) overflow.
2116 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2117 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2118 if any intermediate calculation overflows.
2119 (chrec_apply): Update call to chrec_evaluate.
2121 2005-02-28 James E Wilson <wilson@specifixinc.com>
2123 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2125 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2128 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2129 instead of NULL_TREE on error.
2131 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2133 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2134 (EASY_VECTOR_15_ADD_SELF): Remove.
2135 (num_insns_constant_wide): Not static.
2136 (validate_condition_mode): Not static.
2137 (toc_relative_expr_p): Not static.
2138 (legitimate_indirect_address_p): Not static.
2139 (macho_lo_sum_memory_operand): Not static.
2140 (invalid_e500_subreg): Not static.
2141 (easy_vector_same): Not static.
2142 (easy_vector_splat_const): Not static.
2143 (RS6000_SYMBOL_REF_TLS_P): Remove.
2144 (any_operand): Delete.
2145 (any_parallel_operand): Delete.
2146 (count_register_operand): Delete.
2147 (altivec_register_operand): Delete.
2148 (xer_operand): Delete.
2149 (s8bit_cint_operand): Delete.
2150 (short_cint_operand): Delete.
2151 (u_short_cint_operand): Delete.
2152 (non_short_cint_operand): Delete.
2153 (exact_log2_cint_operand): Delete.
2154 (gpc_reg_operand): Delete.
2155 (cc_reg_operand): Delete.
2156 (cc_reg_not_cr0_operand): Delete.
2157 (reg_or_short_operand): Delete.
2158 (reg_or_neg_short_operand): Delete.
2159 (reg_or_aligned_short_operand): Delete.
2160 (reg_or_u_short_operand): Delete.
2161 (reg_or_cint_operand): Delete.
2162 (reg_or_arith_cint_operand): Delete.
2163 (reg_or_add_cint64_operand): Delete.
2164 (reg_or_sub_cint64_operand): Delete.
2165 (reg_or_logical_cint_operand): Delete.
2166 (got_operand): Delete.
2167 (got_no_const_operand): Delete.
2168 (easy_fp_constant): Delete.
2169 (easy_vector_constant): Delete.
2170 (easy_vector_constant_add_self): Delete.
2171 (zero_constant): Delete.
2172 (zero_fp_constant): Delete.
2173 (volatile_mem_operand): Delete.
2174 (offsettable_mem_operand): Delete.
2175 (mem_or_easy_const_operand): Delete.
2176 (add_operand): Delete.
2177 (non_add_cint_operand): Delete.
2178 (logical_operand): Delete.
2179 (non_logical_cint_operand): Delete.
2180 (mask_operand): Delete.
2181 (mask_operand_wrap): Delete.
2182 (mask64_operand): Delete.
2183 (mask64_2_operand): Delete.
2184 (and64_operand): Delete.
2185 (and64_2_operand): Delete.
2186 (and_operand): Delete.
2187 (reg_or_mem_operand): Delete.
2188 (lwa_operand): Delete.
2189 (symbol_ref_operand): Delete.
2190 (call_operand): Delete.
2191 (current_file_function_operand): Delete.
2192 (input_operand): Delete.
2193 (rs6000_nonimmediate_operand): Delete.
2194 (rs6000_tls_symbol_ref): Delete.
2195 (save_world_operation): Delete.
2196 (restore_world_operation): Delete.
2197 (load_multiple_operation): Delete.
2198 (store_multiple_operation): Delete.
2199 (vrsave_operation): Delete.
2200 (mfcr_operation): Delete.
2201 (mtcrf_operation): Delete.
2202 (lmw_operation): Delete.
2203 (stmw_operation): Delete.
2204 (branch_comparison_operator): Delete.
2205 (branch_positive_comparison_operator): Delete.
2206 (scc_comparison_operator): Delete.
2207 (trap_comparison_operator): Delete.
2208 (boolean_operator): Delete.
2209 (boolean_or_operator): Delete.
2210 (min_max_operator): Delete.
2211 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2212 (EASY_VECTOR_15): Moved to here.
2213 (EASY_VECTOR_15_ADD_SELF): Move to here.
2214 (PREDICATE_CODES): Delete.
2215 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2216 Declare functions no longer static.
2217 * config/rs6000/predicates.md: New.
2218 * config/rs6000/rs6000.md: Include predicates.md
2220 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2222 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2223 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2225 * cfgrtl.c (need_fake_edge_p): Likewise.
2226 * combine.c (distribute_notes): Likewise.
2227 * emit-rtl.c (try_split): Likewise.
2228 * recog.c (peephole2_opimize): Likewise.
2229 * reg-notes.def (ALWAYS_RETURN): Remove.
2230 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2231 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2232 * tree.h (ECF_ALWAYS_RETURN): Remove.
2234 2005-02-28 Roger Sayle <roger@eyesopen.com>
2237 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2238 between different machine modes is never a "useless" conversion.
2240 2005-02-28 Geert Bosch <bosch@gnat.com>
2243 * doc/contrib.texi: List contributors for Ada front end
2245 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2247 * simplify-rtx.c (simplify_unary_operation_1,
2248 simplify_const_unary_operation): New, extracted from...
2249 (simplify_unary_operation): ... this one.
2250 (simplify_binary_operation_1,
2251 simplify_const_binary_operation): New, extracted from...
2252 (simplify_binary_operation): ... this one.
2253 * rtl.h (simplify_const_unary_operation,
2254 simplify_const_binary_operation): Add prototypes.
2256 2005-02-28 Julian Brown <julian@codesourcery.com>
2258 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2259 building libjava and caused PR regression/20228.
2261 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2264 * Makefile.in (host_subdir): New.
2265 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2266 * configure: Regenerate.
2268 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2270 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2271 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2272 installation directory first.
2274 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2277 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2278 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2279 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2280 * config/cris/cris.md: Tweak comments referring to Q.
2281 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2282 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2283 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2284 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2285 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2286 Insert spaces in constraints to align alternatives vertically for
2288 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2291 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2293 PR rtl-optimization/17728
2294 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2295 operand 0 from general_operand to move_dest_operand.
2297 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2299 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2300 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2301 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2302 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2304 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2306 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2307 * configure: Regenerate.
2308 * libada-mk.in: Remove CC; rename
2309 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2311 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2314 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2315 for the lhs, also walk over the tree. Likewise for rhs.
2317 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2319 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2320 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2321 Do not propagate value of iv before increment over the increment.
2323 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2325 * c-parser.c: New file.
2326 * c-parse.in: Remove.
2327 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2329 (c-parser.o): Add dependencies.
2330 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2331 maintainer-clean, TAGS): Update.
2332 * c-config-lang.in (gtfiles): Update.
2333 * gengtype-lex.l: Don't handle "@@".
2334 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2335 objc_build_synchronized, objc_begin_try_stmt,
2336 objc_begin_catch_clause, objc_finish_catch_clause,
2337 objc_build_finally_clause, objc_finish_try_stmt): New.
2338 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2340 (c_parse_init): Update comment.
2341 * c-decl.c (c_init_decl_processing): Update comment.
2342 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2343 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2344 new c_declspecs members.
2346 2005-02-25 Julian Brown <julian@codesourcery.com>
2348 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2349 from being used for symbols with vague linkage when
2350 HAVE_GAS_COMDAT_GROUP is true.
2352 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2354 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2356 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2359 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2360 (LIBGCC2_HAS_DF_MODE): New.
2361 (LIBGCC2_HAS_XF_MODE): New.
2362 (LIBGCC2_HAS_TF_MODE): New.
2363 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2364 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2365 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2366 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2367 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2368 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2369 and add _fixtfdi, _fixunstfdi, _floatditf
2370 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2371 L_fixunstfdi, L_floatditf.
2372 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2373 (LIBGCC2_HAS_TF_MODE): Define.
2375 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2377 PR tree-optimization/20204
2378 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2379 REWRITE_THIS_STMT markers on PHI nodes.
2380 (rewrite_initialize_block): Likewise.
2382 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2384 * version.c (version_string): Update to 4.1.
2386 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2388 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2389 Clarify that the alternative way doesn't work in GNU C++.
2391 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2393 PR tree-optimization/19937
2394 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2395 to the type of the induction variable.
2397 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2399 PR rtl-optimization/20117
2400 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2401 the block including noncopyable insn.
2403 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2405 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2406 calls to find_reg_note.
2408 2005-02-24 Richard Henderson <rth@redhat.com>
2411 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2414 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2416 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2417 vector types if to use base reg for misaligned non-word ld/std.
2419 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2422 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2423 dwarf2 label manually and put it after, not before the prologue.
2425 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2428 * reload.c (operands_match_p): Only increment register number for
2429 SCALAR_INT_MODE_P modes in multiple hard registers.
2431 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2434 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2436 * ChangeLog.5: Fix log message typo(s).
2437 * ChangeLog.7: Likewise.
2438 * ChangeLog.tree-ssa: Likewise.
2439 * cfgexpand.c: Fix comment typo(s).
2440 * conflict.c: Likewise.
2441 * defaults.h: Likewise.
2442 * dwarf2out.c: Likewise.
2444 * ggc-page.c: Likewise.
2445 * tree-eh.c: Likewise.
2446 * tree-ssa-dom.c: Likewise.
2448 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2451 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2452 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2453 if SHARED is defined.
2456 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2457 allow splitting only if operands 0 and 3 don't overlap.
2459 2005-02-24 Richard Henderson <rth@redhat.com>
2462 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2463 (fold_builtin_1): Call them.
2464 * fold-const.c (fold_complex_mult_parts): Split out from ...
2465 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2466 (fold_complex_div_parts, fold_complex_div): New.
2468 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2470 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2472 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2473 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2475 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2476 (print_node): Likewise.
2477 Print TYPE_SIZES_GIMPLIFIED.
2479 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2481 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2482 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2483 operands as commutative in constraints.
2485 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2487 * tree-into-ssa.c: Re-organize internal functions.
2489 2005-02-24 Richard Henderson <rth@redhat.com>
2492 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2494 * common.opt (fcx-limited-range): New.
2495 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2496 * toplev.c (flag_complex_method): Initialize to 1.
2497 (process_options): Set flag_complex_method to 0 if
2498 flag_cx_limited_range.
2499 * doc/invoke.texi (-fcx-limited-range): New.
2501 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2503 * cse.c (delete_trivially_dead_insns): Speed up by using
2504 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2507 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2509 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2510 functions when -mid-shared-library is being used.
2512 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2514 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2515 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2516 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2517 * system.h: Poison LINK_LIBGCC_SPECIAL.
2519 2005-02-23 James E Wilson <wilson@specifixinc.com>
2521 * gengtype.c (note_insn_name): Make 1 element larger.
2523 2005-02-23 Roger Sayle <roger@eyesopen.com>
2526 PR rtl-optimization/20097
2527 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2528 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2530 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2532 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2533 * t-aix52 (SHLIB_INSTALL): Same.
2535 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2537 * genpreds.c: Update copyright.
2539 2005-02-23 Michael Beach <michaelb@ieee.org>
2542 * config/sparc/t-elf (startup files): Assemble with CPP.
2544 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2546 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2547 (write_predicate_expr): Likewise.
2549 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2551 PR tree-optimization/20100
2552 PR tree-optimization/20115
2553 * tree-optimize.c (init_tree_optimization_passes): Remove
2554 pass_maybe_create_global_var.
2555 * tree-pass.h (pass_maybe_create_global_var): Remove.
2556 * tree-ssa-alias.c (aliases_computed_p): Declare.
2557 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2558 (count_calls_and_maybe_create_global_var): Remove.
2559 (pass_maybe_create_global_var): Remove.
2560 (init_alias_info): Do not declare aliases_computed_p.
2561 (maybe_create_global_var): If the function contains no
2562 call-clobbered variables and a mix of pure/const and regular
2563 function calls, create .GLOBAL_VAR.
2564 Mark all call-clobbered variables for renaming.
2565 (merge_pointed_to_info): Update comment.
2566 (add_pointed_to_var): Likewise.
2567 (is_escape_site): Likewise.
2568 Accept struct alias_info * instead of size_t *.
2570 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2572 * tree-ssa-operands.c (get_call_expr_operands): If
2573 ALIASES_COMPUTED_P is false, do not add call-clobbering
2575 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2576 (delete_tree_ssa): Likewise.
2578 2005-02-22 James E Wilson <wilson@specifixinc.com>
2580 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2581 (do_compile): Do call it here.
2583 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2585 PR rtl-optimization/20017.
2586 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2587 rest_of_handle_cse2, rest_of_handle_gcse): Call
2588 delete_dead_jumptables immediately before calling cleanup_cfg.
2590 2005-02-22 Devang Patel <dpatel@apple.com>
2593 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2596 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2598 * config/rs6000/aix.h (WINT_TYPE): Define.
2600 2005-02-22 Stan Shebs <shebs@apple.com>
2602 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2603 natural alignment for 64-bit Darwin.
2604 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2606 * doc/invoke.texi: Document this.
2608 2005-02-22 DJ Delorie <dj@redhat.com>
2610 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2611 to make_[un]signed_type, not the mode itself.
2613 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2615 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2616 not available. Use tail calls wherever possible.
2617 (make_edge): Call unchecked_make_edge to create an edge.
2619 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2620 (coalesce_ssa_name): Don't check for
2621 SSANORM_USE_COALESCE_LIST.
2622 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2624 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2626 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2627 (rewrite_into_ssa): ... here.
2629 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2631 PR tree-optimization/19786
2632 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2633 tag to another's may-alias bitmap when adding to the other's list.
2635 2005-02-21 DJ Delorie <dj@redhat.com>
2637 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2638 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2639 registers in unsupported ways.
2640 * expmed.c (init_expmed): Likewise.
2642 2005-02-21 Stan Cox <scox@redhat.com>
2644 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2646 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2648 * tree-cfg.c (fold_cond_expr_cond): New.
2649 (make_edges): Call fold_cond_expr_cond.
2650 (find_taken_edge): Accept nothing but INTEGER_CST.
2651 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2653 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2655 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2656 that do not belong to any basic block.
2658 2005-02-21 Jeff Law <law@redhat.com>
2660 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2663 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2665 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2666 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2667 Adjust their definitions.
2668 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2669 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2671 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2672 genautomata.c, langhooks.c, langhooks.h, system.h,
2673 config/arm/lib1funcs.asm: Update copyright.
2675 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2677 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2679 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2682 * doc/install.texi: Document --with-gc.
2684 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2686 * simplify-rtx.c (simplify_unary_operation): Add a missing
2689 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2691 PR tree-optimization/18663
2692 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2693 if the type has variable bounds.
2695 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2697 * gcse.c: Remove an obsolete comment.
2699 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2701 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2703 * doc/extend.texi (Function Attributes) <Attribute const>: The
2704 attribute "pure" is below this text, not above.
2706 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2708 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2709 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2710 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2712 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2715 * langhooks.h (struct lang_hooks): Add to_target_charset.
2716 * langhooks.c (lhd_to_target_charset): New function.
2717 * langhooks-def.h: Declare lhd_to_target_charset.
2718 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2719 (LANG_HOOKS_INITIALIZER): Update.
2720 * c-common.c (c_common_to_target_charset): New function.
2721 * c-common.h: Declare it.
2722 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2723 c_common_to_target_charset.
2725 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2726 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2728 * system.h: Poison them.
2729 * doc/tm.texi: Don't discuss them.
2730 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2731 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2732 (pp_c_char): Do not attempt to generate letter escapes for
2734 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2735 * config/mips/mips.c (mips_output_ascii): Likewise.
2737 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2739 PR tree-optimization/19951
2740 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2743 2005-02-19 Steven Bosscher <stevenb@suse.de>
2746 * function.h (struct function): New field `max_loop_depth'.
2747 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2748 (flow_loops_find): Reset the max loop depth count before finding loops.
2749 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2750 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2751 (calculate_global_regs_live): Make sure the loop will terminate
2752 when the initial sets are not empty.
2754 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2756 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2758 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2760 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2763 * doc/invoke.texi: Remove documentation of %M spec.
2765 (init_spec): Remove %M suffix from -lgcc_s.
2766 (do_spec_1): Remove 'M' case.
2767 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2768 to put shared libraries in the multilib directory. Remove the
2769 shlib_so_soname substitution variable. Don't add a multilib encoding
2770 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2771 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2772 SHLIB_INSTALL as well as SHLIB_LINK.
2773 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2774 (SHLIB_NAME): Delete.
2775 (SHLIB_DIR): New macro.
2776 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2777 (SHLIB_INSTALL): Adjust accordingly.
2778 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2779 * config/t-slibgcc-sld: Likewise.
2780 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2781 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2782 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2784 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2785 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2786 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2787 Use @shlib_base_name@ instead of @shlib_so_name@.
2788 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2789 and @shlib_base_name@.so in @multilib_dir@.
2790 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2791 to the install path.
2792 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2793 (SHLIB_LINK): Remove previous workaround.
2794 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2795 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2796 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2798 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2799 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2800 (SHLIB_INSTALL): Adjust accordingly.
2801 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2802 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2803 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2804 config/t-slibgcc-elf-ver.
2806 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2807 Jakub Jelinek <jakub@redhat.com>
2809 PR tree-optimization/19828
2810 * tree-ssa-loop-im.c: Add a TODO comment.
2811 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2812 without side-effects.
2814 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2816 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2819 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2821 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2822 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2823 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2825 (ia64_reorg): Delete fixup_errata call.
2826 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2827 (TARGET_SWITCHES): Delete -mb-step entry.
2829 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2832 * c-typeck.c (composite_type): Handle quals in transparent unions.
2833 (type_lists_compatible_p): Likewise.
2835 2005-02-18 Stan Shebs <shebs@apple.com>
2837 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2838 expressions in the .literal8 section.
2840 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2842 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2844 2005-02-18 Roger Sayle <roger@eyesopen.com>
2846 * fold-const.c (constant_boolean_node): Always create values of the
2847 specified type, don't bother calling truthvalue_conversion.
2849 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2851 * except.c (output_function_exception_table): Call
2852 assemble_external_libcall (eh_personality_libfunc).
2854 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2857 * config/ia64/ia64.h (struct machine_function): Add state_num.
2858 * config/ia64/ia64.c (process_epilogue,
2859 process_for_unwind_directive): Use new unwind state numbers each
2860 time rather than state 1.
2862 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2865 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2866 before the "*llgt_didi" pattern.
2868 2005-02-18 Jason Merrill <jason@redhat.com>
2870 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2872 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2874 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2875 (div0): Use it in place of ARM_FUNC_ALIAS.
2876 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2878 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2881 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2882 access, the lower bound of the array type if it exists.
2884 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2887 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2888 cases that are out-of-range for the index type.
2890 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2892 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2893 (estimate_case_costs): Don't call convert.
2894 * expmed.c (expand_shift): Likewise.
2895 (make_tree): Call fold_convert instead of convert.
2897 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2900 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2901 that ref to be marked MEM_READONLY_P doesn't have base that needs
2904 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2906 * genautomata.c (output_get_cpu_unit_code_func,
2907 output_cpu_unit_reservation_p): Don't generate old-style function
2910 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2913 PR tree-optimization/20009
2914 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2916 PR tree-optimization/18947
2917 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2918 inline, remove all nodes that are inlined into the extern inline
2921 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2923 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2924 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2925 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2926 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2929 2005-02-17 Roger Sayle <roger@eyesopen.com>
2931 PR tree-optimization/19917
2932 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2933 to be potentially trapping.
2935 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2937 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2939 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2941 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2942 tem becomes a local variable which is set to the value of the
2943 back end defined INITIAL_FRAME_ADDRESS macro.
2944 (expand_builtin_frame_address): Omit the base parameter to
2945 expand_builtin_return_addr.
2946 (expand_builtin_profile_func): Likewise.
2947 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2948 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2949 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2951 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2953 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2954 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2955 * config/frv/frv.c (frv_function_epilogue): Likewise.
2957 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2959 * lambda-code (perfect_nestify): Remove mark/unmark
2961 * tree-loop-linear.c (linear_transform_loops): Add
2962 rewrite_into_ssa call so that ssa is correct for
2963 rewriting into loop closed.
2965 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2967 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2968 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2970 * bt-load.c (btr_def_live_range, combine_btr_defs,
2971 migrate_btr_def, migrate_btr_defs): Likewise.
2972 * cfgcleanup.c (thread_jump): Likewise.
2973 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2974 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2975 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2976 df_rd_local_compute, df_reg_info_compute): Likewise.
2977 * dominance.c (init_dom_info, free_dom_info): Likewise.
2978 * flow.c (init_propagate_block_info,
2979 free_propagate_block_info): Likewise.
2980 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2981 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2982 modify_reg_pav): Likewise.
2983 * loop-invariant.c (find_defs, find_invariant_insn,
2984 find_invariants, free_inv_motion_data): Likewise.
2985 * predict.c (tree_predict_by_opcode,
2986 estimate_bb_frequencies): Likewise.
2987 * stmt.c (expand_case): Likewise.
2988 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2989 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2990 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2991 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2992 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2993 rewrite_ssa_into_ssa): Likewise.
2994 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2995 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2996 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2997 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2998 * tree-sra.c (tree_sra): Likewise.
2999 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3000 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3001 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3002 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3003 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3004 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3006 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3007 calculate_live_on_entry, calculate_live_on_exit,
3008 build_tree_conflict_graph): Likewise.
3009 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3010 record_important_candidates, set_use_iv_cost, find_depends,
3011 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3012 tree_ssa_iv_optimize_finalize): Likewise.
3013 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3014 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3015 tree_duplicate_loop_to_header_edge): Likewise.
3016 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3017 * tree-ssa.c (verify_flow_insensitive_alias_info,
3018 verify_name_tags, verify_ssa, init_tree_ssa,
3019 delete_tree_ssa): Likewise.
3020 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3021 fini_ssanames): Likewise.
3022 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3024 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3026 * config/rs6000/t-rtems: Completely reworked.
3028 2005-02-17 Ira Rosen <irar@il.ibm.com>
3030 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3032 2005-02-17 Ira Rosen <irar@il.ibm.com>
3034 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3035 POINTER_TYPE_P when checking that type is a pointer.
3036 (vect_get_memtag): Remove.
3037 (vect_address_analysis): Use POINTER_TYPE_P. Call
3038 vect_object_analysis with dummy parameter for memtag.
3039 (vect_object_analysis): Extract memtag (functionality that
3040 used to be in vect_get_memtag and moved here). Fix printings.
3041 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3042 with correct parameters. Remove call to vect_get_memtag.
3044 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3046 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3047 (tree-vectorizer.o): Added missing dependencies.
3049 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3051 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3052 declaration in tree-vectorizer.c, now has an extern declaration in
3054 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3055 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3056 get_vectype_for_scalar_type, vect_is_simple_use,
3057 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3058 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3059 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3060 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3061 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3062 find_loop_location): Likewise.
3064 * tree-vectorizer.c (langhooks.h): #include removed.
3065 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3066 moved to tree-vectorized.h.
3067 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3068 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3069 get_vectype_for_scalar_type, vect_is_simple_use,
3070 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3071 vect_supportable_dr_alignment, new_loop_vec_info,
3072 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3073 vect_set_verbosity_level, find_loop_location): Likewise.
3075 (vect_analyze_loop): Function externalized. Declaration moved to
3076 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3077 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3078 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3079 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3080 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3081 vect_enhance_data_refs_alignment, vect_analyze_operations,
3082 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3083 vect_stmt_relevant_p, vect_get_loop_niters,
3084 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3085 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3086 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3087 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3088 vect_get_memtag): Likewise.
3090 (vectorizable_load): Function externalized. Declaration moved to
3091 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3092 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3093 vect_transform_loop): Likewise.
3094 (vect_transform_stmt): Moved to tree-vect-transform.c.
3095 (vect_align_data_ref, vect_create_destination_var,
3096 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3097 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3098 vect_get_vec_def_for_operand, vect_init_vector,
3099 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3100 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3101 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3102 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3103 vect_do_peeling_for_loop_bound): Likewise.
3105 * tree-vect-analyze.c: New file.
3106 * tree-vect-transform.c: New file.
3108 2005-02-17 Jason Merrill <jason@redhat.com>
3110 PR mudflap/19319, c++/19317
3111 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3114 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3116 * doc/install.texi (Specific): Update link for Darwin-specific
3119 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3121 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3122 constant_boolean_node.
3124 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3127 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3128 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3130 2005-02-16 Richard Henderson <rth@redhat.com>
3133 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3135 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3136 replace uses with Wtype_MAXp1_F.
3137 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3138 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3139 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3140 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3141 and HAVE_TFMODE as appropriate.
3142 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3143 (__floatdisf): Likewise.
3144 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3145 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3146 (Wtype_MAXp1_F): New.
3147 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3148 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3150 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3153 * arm.c (arm_apply_result_size): New function.
3154 * arm.h (APPLY_RESULT_SIZE): Define.
3155 * arm-protos.h (arm_apply_result_size): Add prototype.
3156 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3157 (movxf): New expand.
3158 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3159 (call_value_symbol): Remove predicate for operand 0.
3160 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3161 (untyped_call): Rework to correclty return values for any type.
3162 (untyped_return): New expand.
3163 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3165 2005-02-16 Stan Shebs <shebs@apple.com>
3167 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3168 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3170 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3172 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3173 configure settings on Solaris 7 and later.
3175 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3177 PR tree-optimization/19865
3178 * tree-optimize.c (init_tree_optimization_passes): Run
3179 pass_may_alias after pass_sra.
3181 2005-02-16 Richard Henderson <rth@redhat.com>
3182 Stuart Hastings <stuart@apple.com>
3185 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3186 Do nothing if debug info suppressed for this function.
3187 (dbxout_begin_function): Early exit if debug info suppressed for
3190 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3193 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3195 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3197 PR tree-optimization/19967
3198 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3199 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3200 argument TYPE. Adjust calls to fold_builtin_XXX.
3201 (expand_builtin, fold_builtin_1): Adjust calls to
3203 (fold_builtin_strchr, fold_builtin_strpbrk,
3204 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3205 result to a requested type TYPE.
3207 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3210 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3211 (T)x & (T)cst if (T)cst overflows.
3212 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3213 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3215 2005-02-15 Jeff Law <law@redhat.com>
3217 * gcse.c (blocks_with_calls): New bitmap.
3218 (alloc_gcse_mem): Allocate it.
3219 (free_gcse_mem): Free it.
3220 (clear_modifY_mem_tables): Clear it.
3221 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3222 when we encounter CALL_INSNs.
3223 (compute_transp, case MEM): Handle blocks with calls separate
3224 from blocks without calls. Use bitmap iterators rather than
3227 2005-02-15 Peter O'Gorman <peter@pogma.com>
3230 * mklibgcc.in (vis_hide): Use a temporary object file, not
3233 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3236 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3237 access optimization.
3239 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3240 Alan Modra <amodra@bigpond.net.au>
3243 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3244 (_xlqsub): Rename to __gcc_qsub.
3245 (_xlqmul): Rename to __gcc_qmul.
3246 (_xlqdiv): Rename to __gcc_qdiv.
3247 Provide versioned symbol aliases with old names.
3248 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3249 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3250 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3251 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3252 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3254 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3256 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3257 Fold ~(A - 1) and ~(A + -1) to -A.
3259 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3263 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3264 config/pa/pa-host.c:pa_gt_pch_use_address.
3266 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3268 * tree-vn.c (get_value_handle): Make sure that given an
3269 is_gimple_min_invariant expression, we always return it.
3271 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3273 * passes.c (rest_of_handle_gcse): Fix a comment.
3275 2005-02-15 Jeff Law <law@redhat.com>
3277 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3279 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3280 (canon_list_insert, record_last_mem_set_info): Similarly.
3281 (clear_modify_mem_tables): Similarly.
3283 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3285 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3286 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3287 config/mips/mips.md, config/rs6000/aix.h,
3288 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3290 2005-02-15 Richard Henderson <rth@redhat.com>
3292 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3293 call to be best_edge.
3295 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3297 * basic-block.h: Adjust the prototype for find_basic_blocks.
3298 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3299 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3302 * flow.c (recompute_reg_usage): Remove all arguments.
3303 * passes.c (rest_of_compilation): Adjust the call to
3304 recompute_reg_usage.
3305 * rtl.h: Adjust the prototype for recompute_reg_usage.
3307 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3309 * tree-dump.c (dump_files): Update to reflect new member
3311 (dump_register): Add new argument.
3313 (dump_switch_p_1): Check against glob name if doglob was passed.
3314 (dump_switch_p): Check against regular first, then glob if
3315 we didn't have any hits on the dump name.
3316 * tree-optimize.c (register_one_dump_file):
3317 Pass in glob name as well.
3318 * tree-pass.h (struct dump_file_info): Add glob
3321 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3323 PR preprocessor/16323
3324 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3326 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3329 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3330 (trunctfdf2_internal1): New.
3331 (trunctfdf2_internal2): Renamed from trunctfdf2.
3333 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3335 PR tree-optimization/19853
3336 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3338 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3340 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3341 delete_dead_jumptables and cleanup_cfg.
3343 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3345 * reload.c (find_reloads): Swap address_reloaded flags when
3346 swapping commutative operands.
3348 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3350 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3351 Use standard_iv_increment_position for computing the bsi position
3353 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3356 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3359 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3360 life range of hard registers.
3361 * value-prof.c (insn_prefetch_values_to_profile): Only
3364 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3365 profile in libcalls.
3367 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3369 * bitmap.h (bitmap_and_compl_into): Return bool.
3370 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3372 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3374 PR tree-optimization/19944
3375 * fold-const.c (fold): Re-add ABS_EXPR folding.
3377 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3380 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3381 {TARGET,MASK}_XL_COMPAT.
3382 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3384 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3385 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3387 (rs6000_arg_partial_bytes): Same.
3388 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3389 and XL compatibility enabled.
3390 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3391 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3392 test to final condition.
3393 (cmptf_internal2): New.
3394 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3395 xl-compat. Add TFmode information to description.
3397 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3399 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3401 2005-02-13 Jason Merrill <jason@redhat.com>
3404 * fold-const.c (fold_indirect_ref_1): Split out from...
3405 (build_fold_indirect_ref): Here.
3406 (fold_indirect_ref): New fn.
3407 * tree.h: Declare it.
3408 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3409 (gimplify_modify_expr_rhs): Likewise.
3410 (gimplify_expr): Likewise.
3412 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3414 PR tree-optimization/14303
3415 PR tree-optimization/15784
3416 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3417 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3418 ABS_EXPR<x> != 0 to x != 0.
3420 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3422 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3423 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3424 spelling conventions.
3426 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3427 delete_trivially_dead_insns too many times.
3429 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3432 2005-02-12 Ira Rosen <irar@il.ibm.com>
3434 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3435 (vect_is_simple_iv_evolution): Remove redundant parameter
3437 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3438 without last parameter.
3439 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3440 Return pointer step. Call vect_is_simple_iv_evolution without
3441 last parameter. Check only that the step is multiple of size
3442 type. Remove stmt_vinfo updates.
3443 (vect_get_memtag_and_dr): Remove.
3444 (vect_get_memtag): New function.
3445 (vect_address_analysis): New function.
3446 (vect_object_analysis): New function.
3447 (vect_analyze_data_refs): Call vect_object_analysis and
3448 vect_get_memtag. Update stmt_vinfo fields.
3450 2005-02-12 Ira Rosen <irar@il.ibm.com>
3452 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3453 exist and are objects. Remove checks for pointer.
3454 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3455 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3456 (vect_create_data_ref_ptr): Likewise.
3457 (vect_base_addr_differ_p): New function.
3458 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3459 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3460 Don't set the DR_BASE_NAME field of data-ref.
3461 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3463 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3465 * optabs.h (enum optab_index): Add new OTI_ldexp.
3466 (ldexp_optab): Define corresponding macro.
3467 * optabs.c (init_optabs): Initialize ldexp_optab.
3468 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3470 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3472 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3473 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3475 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3476 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3479 2005-02-12 Ira Rosen <irar@il.ibm.com>
3481 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3483 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3485 (vect_get_base_and_offset): Always return an address.
3486 (vect_create_addr_base_for_vector_ref): Remove treatment for
3487 different data reference types.
3488 (vect_compute_data_ref_alignment): Rename base to base_address in
3489 stmt_vec_info. Get the object in order to force its alignment.
3490 (vect_get_memtag_and_dr): Rename base to base_address in
3491 stmt_vec_info. Extract the object for memtag analysis.
3493 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3495 PR regression/19898.
3496 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3497 changes cc_status, use apply modified_in_p to part of cc_status
3498 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3501 2005-02-11 Richard Henderson <rth@redhat.com>
3503 * tree-complex.c (expand_complex_libcall): New.
3504 (expand_complex_multiplication): Use it for c99 compliance.
3505 (expand_complex_division): Likewise.
3506 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3508 * builtins.c (built_in_names): Remove const.
3509 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3511 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3512 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3513 (built_in_names): Remove const.
3514 * c-common.c (c_common_type_for_mode): Handle complex modes.
3515 * flags.h, toplev.c (flag_complex_method): Rename from
3516 flag_complex_divide_method.
3517 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3518 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3519 * libgcc2.h: Declare them.
3520 * libgcc-std.ver: Export them.
3521 * mklibgcc.in (lib2funcs): Build them.
3523 2005-02-11 Steven Bosscher <stevenb@suse.de>
3525 PR tree-optimization/19876
3526 Partially revert my change from 2005-01-14
3527 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3528 (compute_antic): ...and remove the loop here.
3530 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3533 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3534 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3536 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3537 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3539 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3541 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3542 offsets for the big-endian 32-bit case.
3544 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3546 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3548 2005-02-11 Dale Johannesen <dalej@apple.com>
3550 * cselib.c (cselib_process_insn): Clear out regs where
3551 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3552 * reload.c (find_equiv_reg): Ditto.
3554 2005-02-11 Ian Lance Taylor <ian@airs.com>
3556 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3559 * tree.c (build_function_type_list): Work correctly if there are
3562 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3564 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3565 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3566 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3567 TARGET_ZARCH instead of TARGET_64BIT.
3569 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3571 * config/rs6000/t-rtems:
3572 (MULTILIB_OPTIONS): Remove mcpu=602.
3573 (MUTLILIB_DIRNAMES): Remove m602.
3574 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3575 Let mcpu=602 match mcpu=603.
3576 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3578 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3580 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3583 2005-02-10 David Daney <ddaney@avtrex.com>
3585 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3586 * config/i386/linux-unwind.h: Likewise.
3587 * config/ia64/linux-unwind.h: Likewise.
3588 * config/mips/linux-unwind.h: Likewise.
3589 * config/pa/linux-unwind.h: Likewise.
3590 * config/rs6000/linux-unwind.h: Likewise.
3591 * config/s390/linux-unwind.h: Likewise.
3592 * config/sh/linux-unwind.h: Likewise.
3593 * config/sparc/linux-unwind.h: Likewise.
3595 2005-02-10 Steven Bosscher <stevenb@suse.de>
3597 PR tree-optimization/17549
3598 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3599 TER to replace a DEF with its expression if the DEF and the
3600 rhs of the expression we replace into have the same root
3603 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3605 * config/mips/mips.md: Fix the placement of the match_scratch in the
3608 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3610 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3613 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3615 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3616 (strip_offset): Handle addresses.
3617 (add_address_candidates): Use strip_offset.
3618 (difference_cost): Reflect strip_offset change.
3619 (force_var_cost, difference_cost): Strip nops.
3621 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3623 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3625 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3626 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3627 config/cris/cris-protos.h, config/cris/cris.c: Update
3630 2005-02-10 Jeff Law <law@redhat.com>
3632 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3633 (lookup_avail_expr): Similarly.
3635 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3637 * builtins.c (fold_builtin_powi): New function.
3638 (fold_builtin_1): Call it.
3640 2005-02-10 Steven Bosscher <stevenb@suse.de>
3642 PR documentation/19309
3643 * doc/cpp.texi: The __GNUC__ and related predefined macros
3644 are also defined for the "standalone" cpp.
3645 Some non-GCC compilers may also define __GNUC__.
3647 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3650 * c-typeck.c (common_type): New routine. Old common_type renamed
3652 (c_common_type): ...this.
3653 (build_conditional_expr, build_binary_op): Use c_common_type instead
3656 2005-02-10 Steven Bosscher <stevenb@suse.de>
3658 * doc/md.texi: Replace @samp{length} with @code{length}.
3660 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3662 PR tree-optimization/18687
3663 * tree-flow.h (find_loop_niter): Declare.
3664 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3665 Try using scev even for loops with more than one exit.
3666 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3667 (struct ivopts_data): Added niters field.
3668 (struct nfe_cache_elt): New.
3669 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3671 (tree_ssa_iv_optimize_init): Initialize niters cache.
3672 (determine_number_of_iterations): Removed.
3673 (find_induction_variables): Do not call determine_number_of_iterations.
3674 Access niters for single exit through niter_for_single_dom_exit.
3675 (add_iv_outer_candidates): Access niters for single exit through
3676 niter_for_single_dom_exit.
3677 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3678 number_of_iterations_cond.
3679 (iv_period): New function.
3680 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3681 (may_replace_final_value): Take data argument. Use
3682 niter_for_single_dom_exit.
3683 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3684 (rewrite_use_compare): Pass data to may_eliminate_iv.
3685 (rewrite_use_outer): Pass data to may_replace_final_value.
3686 (free_loop_data): Clean up the niters cache.
3687 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3688 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3689 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3690 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3691 (num_ending_zeros): Moved to tree.c.
3692 * tree.h (num_ending_zeros): Declare.
3693 * tree.c (num_ending_zeros): Moved from tree.c.
3695 2005-02-09 Richard Henderson <rth@redhat.com>
3697 * builtins.c (DEF_BUILTIN): Add COND argument.
3698 * tree.h (DEF_BUILTIN): Likewise.
3699 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3700 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3702 (DEF_BUILTIN_STUB): New.
3703 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3704 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3705 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3706 * c-common.c (DEF_BUILTIN): Add COND argument.
3707 * tree.c (local_define_builtin): New.
3708 (build_common_builtin_nodes): New.
3710 2005-02-09 Roger Sayle <roger@eyesopen.com>
3712 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3713 floating point expression ignoring the sign of the result.
3714 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3715 (fold) <MULT_EXPR>: Use it to simplify x*x.
3716 * tree.h (fold_strip_sign_ops): Prototype here.
3717 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3718 argument. Use fold_strip_sign_ops to simplify the first argument.
3719 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3720 first argument when the second argument is an even integer
3721 constant, but only with -funsafe_math_optimizations.
3722 (fold_builtin_1): Update call to fold_builtin_copysign.
3724 2005-02-09 Ian Lance Taylor <ian@airs.com>
3727 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3728 just check whether EH_FILTER_FAILURE falls through.
3730 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3732 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3733 insns return to ready list in the next turn.
3735 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3738 * builtins.def: New __builtin_powi[lf].
3739 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3740 (expand_builtin_powi): New function.
3741 (expand_builtin): Dispatch to expand_builtin_powi.
3742 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3743 * libgcc2.c: Add __builtin_powi[lf] implementation.
3744 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3745 * optabs.h: Add powi_optab.
3746 * optabs.c (init_optabs): Initialize powi_optab.
3747 * doc/extend.texi: Document __builtin_powi[lf].
3749 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3751 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3754 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3757 * fold-const.c (try_move_mult_to_index): Remove redundant
3758 type argument. Create ADDR_EXPR with correct type.
3759 (fold): Update callers of try_move_mult_to_index. Convert
3760 result to the appropriate type.
3762 2005-02-09 Roger Sayle <roger@eyesopen.com>
3765 * config/avr/avr.c (default_rtx_costs): Delete.
3766 (avr_operand_rtx_cost): New function.
3767 (avr_rtx_costs): Completely rewrite.
3769 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3772 * config/cris/cris.c (in_code): New variable.
3773 (cris_output_addr_const): Now a static function, a wrapper for
3775 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3776 case from old cris_output_addr_const.
3777 (cris_asm_output_label_ref): Similar for LABEL_REF.
3778 (cris_output_addr_const_extra): Similar for UNSPEC.
3779 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3780 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3781 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3783 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3784 (cris_asm_output_label_ref): Declare.
3786 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3788 PR preprocessor/19801
3789 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3790 filenames that changed when libcpp was moved to the toplevel.
3792 2005-02-07 Roger Sayle <roger@eyesopen.com>
3794 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3795 zero extensions of BImode operands. Call lowpart_subreg instead
3796 of gen_lowpart_common and gen_lowpart_SUBREG.
3798 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3801 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3802 * configure.ac: Set cc_for_cross_gnattools.
3803 * configure: Regenerate.
3805 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3808 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3810 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3813 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3814 of nested functions.
3816 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3818 * doc/extend.texi: Document deprecated extensions allowing
3819 static floating-point members to have initializers and allowing
3820 floating-point literals in integral constant expressions.
3822 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3824 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3825 config/darwin7.h, config/mips/mips.c,
3826 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3829 * cse.c: Update comments.
3831 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3834 * builtins.c (fold_builtin_sqrt): Transform
3835 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3838 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3839 Dorit Naishlos <dorit@il.ibm.com>
3841 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3842 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3843 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3845 * tree.h (vect_set_verbosity_level): New extern function declaration
3847 * tree-vectorizer.h (verbosity_levels): New enum type.
3848 * tree-vectorizer.c (vect_debug_stats): Function removed.
3849 (vect_debug_details): Likewise.
3850 (vect_verbosity_level): Global variable was defined and initialized.
3851 (vect_dump): Global variable definition.
3852 (vect_print_dump_info): New function.
3853 (vect_set_dump_settings): New function.
3854 (vect_set_verbosity_level): New function.
3855 (vectorize_loops): Add call to vect_set_dump_settings.
3857 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3858 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3859 (slpeel_tree_peel_loop_to_edge): Likewise.
3861 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3862 appropriate verbosity level instead of call to vect_debug_details
3863 or vect_debug_stats.
3864 (vect_get_base_and_offset):
3865 (vect_create_addr_base_for_vector_ref):
3866 (get_vectype_for_scalar_type):
3867 (vect_create_data_ref_ptr):
3869 (vect_get_vec_def_for_operand):
3870 (vect_finish_stmt_generation):
3871 (vectorizable_assignment):
3872 (vectorizable_operation):
3873 (vectorizable_store):
3874 (vectorizable_load):
3875 (vect_transform_stmt):
3876 (vect_update_ivs_after_vectorizer):
3877 (vect_do_peeling_for_loop_bound):
3878 (vect_update_inits_of_drs):
3879 (vect_do_peeling_for_alignment):
3880 (vect_transform_loop):
3881 (vect_is_simple_use):
3882 (vect_analyze_operations):
3883 (vect_is_simple_iv_evolution):
3884 (vect_analyze_scalar_cycles):
3885 (vect_analyze_data_ref_dependence):
3886 (vect_analyze_data_ref_dependences):
3887 (vect_compute_data_ref_alignment):
3888 (vect_enhance_data_refs_alignment):
3889 (vect_analyze_data_refs_alignment):
3890 (vect_analyze_data_ref_access):
3891 (vect_analyze_data_ref_accesses):
3892 (vect_analyze_pointer_ref_access):
3893 (vect_get_memtag_and_dr):
3894 (vect_analyze_data_refs):
3895 (vect_mark_relevant):
3896 (vect_stmt_relevant_p):
3897 (vect_mark_stmts_to_be_vectorized):
3898 (vect_can_advance_ivs_p):
3899 (vect_get_loop_niters):
3900 (vect_analyze_loop_form):
3901 (vect_analyze_loop):
3902 (vectorize_loops): Likewise.
3904 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3905 (vect_update_inits_of_drs):
3906 (vect_do_peeling_for_alignment):
3907 (vect_transform_loop):
3908 (vect_analyze_operations):
3909 (vect_analyze_scalar_cycles):
3910 (vect_analyze_data_ref_dependences):
3911 (vect_analyze_data_refs_alignment):
3912 (vect_analyze_data_ref_accesses):
3913 (vect_analyze_data_refs):
3914 (vect_mark_stmts_to_be_vectorized):
3915 (vect_get_loop_niters):
3916 (vect_analyze_loop_form):
3917 (vect_analyze_loop): Likewise.
3918 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3920 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3924 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3925 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3926 either -ffast-math or -funsafe-math-optimizations is in use.
3928 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3929 * config/mips/irix-csr.c: New file.
3930 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3931 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3932 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3935 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3937 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3938 redundant, incorrect definitions.
3940 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3942 ("*tls_indirect_call"): New, reference hard regs directly.
3943 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3945 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3947 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3948 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3950 2005-02-06 Roger Sayle <roger@eyesopen.com>
3952 PR rtl-optimization/19800
3953 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3954 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3957 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3959 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3961 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3964 * doc/invoke.texi: Correct documentation of -freorder-functions.
3966 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3969 * doc/invoke.texi: Don't mention gccbug.
3971 2005-02-06 Roger Sayle <roger@eyesopen.com>
3972 Andrew Pinski <pinskia@physics.uc.edu>
3973 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3975 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3976 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3977 into just (zero_extract:SI FOO (const_int 1) BAR).
3979 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3981 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3982 macro locally. Don't give last revision date. Use GCC version
3983 number from gcc-common.texi.
3984 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3985 revision date. Use GCC version number from gcc-common.texi.
3986 Describe being a library as current state rather than as 3.x
3988 * doc/gcc.texi: Remove last update date.
3989 * doc/gccint.texi: Likewise. Update copyright dates.
3990 * doc/install.texi: Update copyright dates.
3992 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3995 * doc/invoke.texi: Mention for each option included in -Wall that
3996 it is included in -Wall.
3997 * doc/gcc.texi: Update copyright and last modification date.
3999 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4001 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4002 unnecessary cast to original induction variable increments.
4004 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4006 PR tree-optimization/18219
4007 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4008 in distributed form.
4010 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4012 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4013 Set bitpos and offset later in the function. Do nothing if the
4014 target is a register and if the bitfield lies completely outside
4016 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4017 here. Return an uninitialised register if the source value is stored
4018 in a register and the bitfield lies completely outside that register.
4020 2005-02-06 Steven Bosscher <stevenb@suse.de>
4022 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4025 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4027 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4029 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4031 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4032 * config/darwin8.h: New.
4033 * config/darwin7.h: Update comment.
4035 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4036 Dorit Naishlos <dorit@il.ibm.com>
4038 * tree-vectorizer.h (LOC): New type.
4039 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4040 (loop_line_number): New field in struct _loop_vec_info.
4041 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4043 * tree-vectorizer.c (input.h): Included.
4044 (find_loop_location): New function.
4045 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4046 loop line number removed.
4047 (vect_debug_details): Likewise.
4048 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4050 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4051 call to vect_debug_details/stats changed from loop to loop_loc.
4052 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4053 (slpeel_tree_peel_loop_to_edge): Likewise.
4055 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4056 changed from NULL to UNKNOWN_LOC.
4057 (vect_get_base_and_offset):
4058 (vect_create_addr_base_for_vector_ref):
4059 (get_vectype_for_scalar_type):
4060 (vect_create_data_ref_ptr):
4062 (vect_get_vec_def_for_operand):
4063 (vect_finish_stmt_generation):
4064 (vectorizable_assignment):
4065 (vectorizable_operation):
4066 (vectorizable_store):
4067 (vectorizable_load):
4068 (vect_transform_stmt):
4069 (vect_update_ivs_after_vectorizer):
4070 (vect_do_peeling_for_loop_bound):
4071 (vect_do_peeling_for_alignment):
4072 (vect_transform_loop):
4073 (vect_is_simple_use):
4074 (vect_analyze_operations):
4075 (vect_is_simple_iv_evolution):
4076 (vect_analyze_scalar_cycles):
4077 (vect_analyze_data_ref_dependences):
4078 (vect_compute_data_ref_alignment):
4079 (vect_enhance_data_refs_alignment):
4080 (vect_analyze_data_ref_access):
4081 (vect_analyze_data_ref_accesses):
4082 (vect_analyze_pointer_ref_access):
4083 (vect_get_memtag_and_dr):
4084 (vect_analyze_data_refs):
4085 (vect_mark_relevant):
4086 (vect_stmt_relevant_p):
4087 (vect_mark_stmts_to_be_vectorized):
4088 (vect_can_advance_ivs_p):
4089 (vect_get_loop_niters):
4090 (vect_analyze_loop):
4091 (vectorize_loops): Likewise.
4093 (vectorizable_load): Argument in call to vect_debug_details/stats
4094 changed from loop to LOOP_LOC (loop_vinfo).
4095 (vect_transform_loop):
4096 (vect_analyze_operations):
4097 (vect_analyze_scalar_cycles):
4098 (vect_analyze_data_ref_dependence):
4099 (vect_enhance_data_refs_alignment):
4100 (vect_analyze_data_ref_accesses):
4101 (vect_analyze_pointer_ref_access):
4102 (vect_analyze_data_refs):
4103 (vect_analyze_loop): Likewise.
4105 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4106 changed from loop to loop_loc.
4108 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4110 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4111 Dorit Naishlos <dorit@il.ibm.com>
4113 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4115 (vect_analyze_data_ref_dependences): Likewise.
4117 (vect_is_simple_use): Argument changed from loop structure to
4118 loop_vect_info structure.
4119 (vect_can_advance_ivs_p): Likewise.
4120 (vect_create_index_for_vector_ref): Likewise.
4121 (vect_update_ivs_after_vectorizer): Likewise.
4122 (new_stmt_vec_info): Likewise.
4124 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4125 changed from loop to loop_vinfo.
4126 (vect_create_data_ref_ptr): First argument in call to
4127 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4128 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4129 was changed from loop to loop_vinfo.
4130 (vectorizable_operation): Likewise.
4131 (vectorizable_store): Likewise.
4132 (vect_mark_stmts_to_be_vectorized): Likewise.
4133 (vect_do_peeling_for_loop_bound): First argument in call to
4134 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4135 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4136 was changed from loop to loop_vinfo.
4137 (vect_analyze_data_ref_dependences): Third argument in call to
4138 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4140 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4141 (vect_create_data_ref_ptr): Likewise.
4142 (vect_init_vector): Likewise.
4143 (vect_get_vec_def_for_operand): Likewise.
4144 (vectorizable_assignment): Likewise.
4145 (vectorizable_operation): Likewise.
4146 (vectorizable_store): Likewise.
4147 (vectorizable_load): Likewise.
4148 (vect_update_ivs_after_vectorizer): Likewise.
4149 (vect_is_simple_use): Likewise.
4150 (vect_analyze_data_ref_dependence): Likewise.
4151 (vect_analyze_pointer_ref_access): Likewise.
4152 (vect_can_advance_ivs_p): Likewise.
4154 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4155 before _stmt_vec_info.
4156 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4157 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4158 (new_stmt_vec_info): Argument changed from loop structure to
4159 loop_vect_info structure
4161 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4162 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4163 (vect_create_addr_base_for_vector_ref): Likewise.
4164 (vect_analyze_pointer_ref_access): Likewise.
4166 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4169 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4170 phi flag if the phi is abnormal.
4172 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4175 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4176 information for the new statement.
4178 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4181 * gcc.c (main): Include the target in -v output.
4183 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4185 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4186 Do not drop the extend if we'd have to add a paradoxical subreg
4187 later. Include optabs.h and insn-codes.h.
4188 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4190 2005-02-02 Roger Sayle <roger@eyesopen.com>
4193 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4194 * fold-const.c (const_binop): Avoid constant folding floating
4195 point operations in modes that use composite representations.
4196 * simplify-rtx.c (simplify_binary_operation): Likewise.
4198 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4200 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4202 (altivec_dstt): Likewise.
4203 (altivec_dstst): Likewise.
4204 (altivec_dststt): Likewise.
4205 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4208 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4210 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4211 EXPR_LOCUS from orig_cond to the new cond_stmt.
4212 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4215 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4217 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4218 standard_iv_increment_position. Remove call to bsi_next
4219 (no need to bump the iterator anymore).
4220 (vect_create_index_for_vector_ref): Call
4221 standard_iv_increment_position. Remove second function argument.
4222 (vect_finish_stmt_generation): Remove call to bsi_next
4223 (no need to bump the iterator anymore).
4224 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4225 to vect_create_index_for_vector_ref.
4227 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4229 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4230 phis are used out of the loop.
4232 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4235 * c-decl.c (undef_nested_function): New variable.
4236 (pop_scope): Diagnose undefined nested functions.
4237 (finish_function): Don't attempt cgraph processing or genericizing
4238 if current top-level function contained an undefined nested
4239 function. Reset undef_nested_function at the end of a top-level
4242 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4244 * tree.c (build_int_cst_type): Take sign of the value into account
4245 when deciding whether sign extend the value.
4247 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4250 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4251 (cpp_options, cc1_options): Change %{std*&ansi} to
4252 %{std*&ansi&trigraphs}.
4254 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4256 * cse.c: Update comments.
4258 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4260 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4261 arguments go on the stack. Do not put complex doubles in odd/even
4264 2005-02-02 Steven Bosscher <stevenb@suse.de>
4266 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4267 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4268 -ftree-pre, and -fthread-jumps.
4270 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4272 PR tree-optimization/19578
4273 * tree-flow.h (modified_noreturn_calls): Declare.
4274 (noreturn_call_p): Declare.
4275 * tree-flow-inline.h (noreturn_call_p): New function.
4276 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4277 * tree-cfg.c (modified_noreturn_calls): New variable.
4278 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4279 that contain a mid-block noreturn call.
4280 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4282 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4284 * df.c (df_def_record_1, df_uses_record): Don't use
4286 * df.h (DF_FOR_REGALLOC): Remove.
4288 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4291 * c-typeck.c (really_start_incremental_init): Reset
4292 constructor_max_index for arrays of incomplete type.
4294 2005-02-02 Jeff Law <law@redhat.com>
4296 * gcse.c (struct reg_set): Store the block index where the register
4297 was set rather than the setting insn.
4298 (record_one_set, compute_transp): Corresponding changes.
4299 (pre_insert_copy_insn): Do not call replace_one_set.
4300 (replace_one_set): Remove.
4302 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4305 * doc/gcov.texi: Fix typo.
4307 2005-02-01 Richard Henderson <rth@redhat.com
4310 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4311 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4313 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4314 * config/i386/i386-protos.h: Update.
4316 2005-02-01 Steven Bosscher <stevenb@suse.de>
4318 PR tree-optimization/19217
4319 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4320 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4321 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4322 that it is walking a PHI node.
4324 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4326 * doc/extend.texi (Nested Functions): Update.
4328 2005-02-01 Richard Henderson <rth@redhat.com>
4331 * optabs.c (expand_copysign_absneg): Export.
4332 * optabs.h (expand_copysign_absneg): Declare.
4333 * config/rs6000/rs6000.md (copysigntf3): New.
4335 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4337 PR tree-optimization/19633
4338 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4339 * tree-ssa-alias.c (init_alias_info): Initialize.
4340 (merge_pointed_to_info): Set.
4341 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4342 (dump_points_to_info_for): Show value of pt_null.
4343 (struct count_ptr_d): Declare.
4344 (find_ptr_dereference): Remove.
4345 (ptr_is_dereferenced_by): Remove.
4346 (count_ptr_derefs): New local function.
4347 (count_uses_and_derefs): New local function.
4348 (compute_points_to_and_addr_escape): Call it. If the number
4349 of dereferences is greater than zero, mark the pointer as
4350 dereferenced. If there are fewer dereferences than uses of
4351 the pointer, the pointer's value escapes.
4353 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4355 PR tree-optimization/19670
4356 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4358 (verify_use): ... set it here, instead.
4360 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4362 * doc/sourcebuild.texi (Test directives): Fix formatting.
4364 * doc/sourcebuild.texi (Test directives): Describe selector
4367 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4369 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4370 specific 64-bit CPUs.
4372 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4375 * arm.c (arm_eliminable_register): New function.
4376 (adjacent_mem_locations): Don't allow eliminable registers. Use
4377 HOST_WIDE_INT for address offsets.
4378 * arm-protos.h (arm_eliminable_register): Add prototype.
4380 2005-02-01 Steven Bosscher <stevenb@suse.de>
4382 PR optimization/15242
4383 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4384 * basic-block.h (duplicate_computed_gotos): Add prototype.
4385 * bb-reorder.c (duplicate_computed_gotos): New function to
4386 duplicate sufficiently small blocks ending in a computed jump.
4387 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4388 if not optimizing for size.
4389 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4390 never do tail merging for blocks ending in a computed jump.
4391 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4393 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4395 Patch from Richard Sandiford <rsandifo@redhat.com>
4396 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4397 from inheriting a subreg equivalence with a non-spill register.
4399 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4401 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4403 * config/frv/frv.c (movcc_fp_destination_operand): New.
4404 (gpr_or_memory_operand): Fix typo in comment.
4405 (gpr_or_memory_operand_with_scratch): New.
4406 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4407 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4408 movcc_fp_destination_operand.
4409 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4410 Legitimize memory addresses using a scratch register.
4412 2005-01-31 Jeff Law <law@redhat.com>
4414 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4415 bitmap a sparse bitmap instead of a simple bitmap.
4416 (mark_def_sites_initialize_block): Corresponding changes.
4417 (ssa_mark_def_sites_initialize_block): Likewise.
4418 (ssa_mark_phi_uses): Likewise.
4419 (mark_def_site, ssa_mark_def_sites): Likewise.
4420 (mark_def_site_blocks): Likewise.
4421 (rewrite_ssa_into_ssa): Likewise.
4423 * tree-ssa-dom.c (record_cond): Pass correct variable type
4424 for last argument to htab_find_slot_with_hash.
4426 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4427 effects when optimizing 0 % X. Do not try to optimize X % 0.
4429 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4431 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4434 2005-02-01 Eric Christopher <echristo@redhat.com>
4436 * config/mips/mips.c (override_options): Warn if -mint64
4438 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4441 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4443 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4445 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4446 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4447 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4448 (cached_regno): Initialize to INVALID_REGNUM.
4449 (cse_reg_info_table_size,
4450 cse_reg_info_table_first_uninitialized,
4451 cse_reg_info_timestamp): New.
4452 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4454 (init_cse_reg_info, get_cse_reg_info_1): New.
4455 (get_cse_reg_info): Cache the last look-up.
4456 (new_basic_block): Update the code to clear mappings from
4457 registers to cse_reg_info entries.
4458 (cse_main): Call init_cse_reg_info.
4460 * cse.c (get_cse_reg_info): Update a comment.
4462 2005-01-31 Steven Bosscher <stevenb@suse.de>
4465 * c-decl.c (start_decl): Do not warn about arrays of elements with
4466 an incomplete type here.
4467 (grokdeclarator): Do it here by making a pedwarn an error.
4468 * c-typeck.c (push_init_level): If there were previous errors with
4469 the constructor type, do not warn about braces for initializers.
4470 (process_init_element): Likewise for excess initializer elements.
4472 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4474 * cse.c (delete_trivially_dead_insn): Don't iterate.
4476 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4478 * config/rs6000/rs6000.md (copysignsf3): New expand.
4479 (copysigndf3): Likewise.
4481 2005-01-31 Steven Bosscher <stevenb@suse.de>
4483 * recog.c (constrain_operands): Only look for earlyclobber operand
4484 conflicts if an '&' constraint was seen.
4486 2005-01-31 Marc Espie <espie@openbsd.org>
4488 * config.gcc: Don't include embedded systems fragment, switches default
4489 debugging format to ELF.
4490 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4491 longer pick it up there.
4493 2005-01-31 Dale Johannesen <dalej@apple.com>
4495 * doc/extend.texi (nested functions): Fix linkage description.
4496 Clarify that static is not allowed.
4498 2005-01-31 Dale Johannesen <dalej@apple.com>
4500 * config/rs6000/darwin.md (movsf_low_di): Make work.
4501 (movdf_low_di): Make work.
4503 2005-01-31 Dale Johannesen <dalej@apple.com>
4505 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4506 Make work for 64 bit.
4508 2005-01-31 Roger Sayle <roger@eyesopen.com>
4509 Dale Johannesen <dalej@apple.com>
4512 * fold-const.c (fold_binary_op_with_conditional_arg):
4513 Make types match original operands, before STRIP_NOPS.
4515 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4517 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4518 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4519 (struct gcc_sigcontext): Delete. Merge contents to..
4520 (struct gcc_ucontext): ..here.
4521 (get_sigcontext): Delete.
4522 (get_regs): New function, like get_sigcontext but return regs ptr.
4523 64-bit version finds regs from r1 to support vdso.
4524 (ppc_linux_aux_vector): New function.
4525 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4528 2005-01-31 Ira Rosen <irar@il.ibm.com>
4530 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4532 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4533 redundant fold. Fix misalignment for MINUS_EXPR.
4534 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4535 (vect_analyze_pointer_ref_access): Likewise.
4536 (vect_get_memtag_and_dr): Likewise.
4538 2005-01-31 Richard Henderson <rth@redhat.com>
4540 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4541 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4542 absnegdf2_i387, absnegxf2_i387): Likewise.
4544 2005-01-31 Richard Henderson <rth@redhat.com>
4547 * optabs.c (expand_copysign_absneg): New.
4548 (expand_copysign_bit): Split out from ...
4549 (expand_copysign): ... here. Use expand_copysign_absneg.
4551 2005-01-30 Roger Sayle <roger@eyesopen.com>
4554 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4555 constant as the second operand and a register as the third.
4557 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4560 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4561 that dllimport'd functions do not use all call-clobbered registers
4564 2005-01-30 Richard Henderson <rth@redhat.com>
4567 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4568 expand_abs_nojump and generalize. Use operand_subword and
4569 emit_no_conflict_block. Support large modes.
4570 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4572 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4573 negation to subtraction.
4574 (expand_copysign): Check that the format has signed zeros.
4575 Use operand_subword and emit_no_conflict_block. Support large modes.
4577 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4579 Fix PR tree-optimization/19624
4581 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4582 * tree-ssa-pre.c: Add cfgloop.h.
4584 (pre_stats): New member, constified.
4585 (inserted_exprs): New static variable.
4586 (NECESSARY): New macro.
4587 (create_expression_by_pieces): Fold the expression, and
4588 mark it as defaulting to not necessary. Also put in
4590 (fully_constant_expression): New function.
4591 (insert_into_preds_of_block): Modify to not insert phis when we
4592 are playing with induction variables.
4593 Push phis onto the inserted_exprs vector, and mark them as not
4594 necessary by default.
4595 (insert_aux): Call fully_constant_expression on eprime.
4596 If all edges produce the same value, mark it constant.
4597 (mark_operand_necessary): New function.
4598 (remove_dead_inserted_code): New function.
4599 (init_pre): Init loop optimizer to get loop info.
4600 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4601 (execute_pre): Commit edge inserts, then remove dead code.
4603 2005-01-30 Richard Henderson <rth@redhat.com>
4605 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4606 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4608 2005-01-30 Richard Henderson <rth@redhat.com>
4611 * config/i386/i386.c (ix86_expand_copysign): New.
4612 (ix86_split_copysign_const): New.
4613 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4614 rearrange op1/nmask operands.
4615 * config/i386/i386-protos.h: Update.
4616 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4617 (copysigndf3): Likewise.
4618 (copysignsf3_const, copysigndf3_const): New.
4619 (copysignsf3_var): Rename from copysignsf3, split out splitter
4620 and fix split predicate for X constraint.
4621 (copysigndf3_var): Similarly.
4623 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4625 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4626 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4627 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4629 2005-01-29 Richard Henderson <rth@redhat.com>
4632 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4633 of # and * in constraints.
4635 2005-01-29 Richard Henderson <rth@redhat.com>
4638 * expr.c (store_field): Don't strip sub-mode cast when the input
4639 data is even smaller.
4641 2005-01-29 Richard Henderson <rth@redhat.com>
4644 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4647 2005-01-29 Richard Henderson <rth@redhat.com>
4649 * combine.c (make_field_assignment): Fix argument order
4652 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4654 PR tree-optimization/15791
4655 * fold-const.c (extract_array_ref): New function.
4656 (fold): Fold comparisons between &a[i] and &a[j] or
4657 semantically equivalent trees.
4659 2005-01-29 Jeff Law <law@redhat.com>
4661 * gcse.c (insert_expr_in_table): Revamp handling of available
4662 and anticipatable occurrence lists to avoid unnecessary list
4664 (insert_set_in_table): Similarly.
4666 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4668 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4670 (c_build_qualified_type): Build qualified array types with
4671 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4672 * c-decl.c (c_make_fname_decl): Build unqualified array type
4673 before qualified type.
4674 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4675 type is qualified, not just if type itself is. Don't apply
4676 qualifiers to array type when declarator is processed. Apply
4677 qualifiers to field type whether or not it is an array type.
4678 Don't handle array types specially for applying qualifiers to
4680 * c-typeck.c (composite_type): Build unqualified element type and
4681 array type when forming composite of array types.
4682 (common_pointer_type, comptypes, comp_target_types,
4683 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4684 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4686 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4687 (args2) in variables a1 and a2.
4689 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4691 * cse.c (n_elements_made, max_elements_made): Remove.
4692 (insert): Don't touch n_elements_made.
4693 (cse_main): Don't touch n_elements_made or max_elements_made.
4695 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4698 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4699 configuration part of dp-bit.c to be lost.
4701 2005-01-28 Roger Sayle <roger@eyesopen.com>
4703 * expmed.c (expand_mult_highpart_optab): When attempting to use
4704 a non-widening multiplication in a wider mode, the operands need
4705 to be converted (zero or sign extended) to that mode.
4707 2005-01-28 Ian Lance Taylor <ian@airs.com>
4711 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4712 through if both operands fall through.
4714 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4716 * cse.c (fold_rtx) <PC>: Don't optimize.
4718 2005-01-28 Jeff Law <law@redhat.com>
4720 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4721 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4723 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4725 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4726 cse_reg_info_used_list_end): Remove.
4727 (cse_reg_info_list, cse_reg_info_list_free): New.
4728 (get_cse_reg_info): When allocating an instance of
4729 cse_reg_info, add it to the beginning of the cse_reg_info_list
4730 list. Remove code to maintain cse_reg_info_used_list.
4731 (new_basic_block): Reset the free list to the beginning of
4734 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4736 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4737 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4738 (frv_expand_mdpackh_builtin): New function.
4739 (frv_expand_builtin): Use it to expand __MDPACKH.
4740 * doc/extend.texi (__MDPACKH): Update documentation.
4742 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4744 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4745 SSE_FLOAT_MODE_P for use_sse computation.
4747 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4750 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4752 2005-01-27 Richard Henderson <rth@redhat.com>
4754 * builtins.c (expand_builtin_copysign): New.
4755 (expand_builtin): Call it.
4756 * genopinit.c (optabs): Add copysign_optab.
4757 * optabs.c (init_optabs): Initialize it.
4758 (expand_copysign): New.
4759 * optabs.h (OTI_copysign, copysign_optab): New.
4760 (expand_copysign): Declare.
4762 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4763 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4765 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4766 (ix86_expand_fp_absneg_operator): ... here.
4767 (ix86_split_copysign): New.
4768 * config/i386/i386-protos.h: Update.
4769 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4770 (copysignsf3, copysigndf3): New.
4772 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4773 (copysignsf3, ncopysignsf3): New.
4774 (copysigndf3, ncopysigndf3): New.
4775 (copysignxf3, ncopysignxf3): New.
4776 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4778 2005-01-27 Arend Bayer <arend.bayer@web.de>
4779 Kazu Hirata <kazu@cs.umass.edu>
4781 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4782 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4783 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4786 2005-01-27 Jeff Law <law@redhat.com>
4788 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4789 definitions of SSA_NAMEs which are not being rewritten.
4790 (rewrite_ssa_into_ssa): Only initialize the current definition
4791 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4792 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4793 SSA_NAMEs before returning.
4795 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4797 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4798 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4799 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4800 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4801 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4803 2005-01-27 Steven Bosscher <stevenb@suse.de>
4806 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4807 higher to -O2 and higher. Likewise for tree PRE.
4808 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4811 2005-01-27 Ian Lance Taylor <ian@airs.com>
4814 * gimple-low.c (try_catch_may_fallthru): New static function.
4815 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4816 * tree-inline.c (expand_call_inline): Don't warn about reaching
4817 the end of a non-void function being inlined if the function uses
4820 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4822 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4825 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4826 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4827 (implicitly_declare): Handle error_mark_node.
4829 2005-01-27 Richard Henderson <rth@redhat.com>
4832 * tree.h (struct tree_decl): Add debug_expr_is_from.
4833 (DECL_DEBUG_EXPR_IS_FROM): New.
4834 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4835 * dwarf2out.c (dwarf2out_var_location): Update to match.
4836 * tree-outof-ssa.c (create_temp): Likewise.
4837 * var-tracking.c (track_expr_p): Likewise.
4838 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4839 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4840 * toplev.c (default_tree_printer): Likewise.
4842 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4844 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4845 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4847 2005-01-27 Steven Bosscher <stevenb@suse.de>
4849 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4850 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4851 ASM_CLOBBERS): Add tree checks.
4853 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4854 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4855 * c-common.def (SWITCH_STMT): Update to match.
4856 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4857 macros instead of SWITCH_EXPR ones.
4858 * c-dump.c (c_dump_tree): Likewise.
4859 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4860 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4862 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4864 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4866 * unwind-dw2.c (execute_stack_op): Add missing cases for
4867 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4869 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4871 * config.gcc (Obsolete configurations): Remove 'dummy', add
4872 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4875 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4877 PR tree-optimization/19633
4878 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4880 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4881 are no call-clobbered variables.
4882 * tree-outof-ssa.c (check_replaceable): Return false for calls
4885 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4887 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4888 even for variables with NULL DECL_INITIAL.
4890 2005-01-26 Stuart Hastings <stuart@apple.com>
4892 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4894 2005-01-26 Richard Henderson <rth@redhat.com>
4897 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4899 * expr.c (store_field): Strip conversions to odd-bit-sized types
4900 if the destination field width matches.
4902 2005-01-26 Richard Henderson <rth@redhat.com>
4904 * c-decl.c, expmed.c, expr.c: Revert last change.
4906 2005-01-26 Richard Henderson <rth@redhat.com>
4909 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4911 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4912 if we don't need the bits above those present in the current mode.
4913 * expr.c (store_field): Strip conversions to odd-bit-sized types
4914 if the destination field width matches.
4916 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4918 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4919 either -ffast-math or -funsafe-math-optimizations is in use.
4921 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4925 * config/avr/avr.c (notice_update_cc): Only set condition code for
4926 ashrqi3 if shift count > 0.
4927 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4928 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4929 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4930 count <= 0 as a no-op, and shift count >= width by copying zero
4931 or sign bit to all bits of the result.
4932 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4933 count, with attribute "length" set to 0 and "cc" set to "none".
4935 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4937 * doc/invoke.texi: Document -mTLS.
4939 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4940 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4941 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4942 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4943 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4944 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4945 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4946 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4948 * configure.ac: Check for a TLS capable gas.
4950 * configure: Regenerate.
4952 2005-01-26 Richard Henderson <rth@redhat.com>
4955 * combine.c (make_field_assignment): Simplify store to zero_extract
4956 from a source with an overlapping mask.
4958 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4960 2004-11-11 Eric Christopher <echristo@redhat.com>
4962 * config/frv/frv.md: Add fr400_integer automaton. Don't
4963 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4966 2005-01-26 Steven Bosscher <stevenb@suse.de>
4969 * cfgbuild.c (make_edges): Do not clear or set
4970 current_function_has_computed_jump.
4971 * function.h (struct function): Remove the has_computed_jump field.
4972 (current_function_has_computed_jump): Do not define.
4973 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4974 in a computed jump. Ignore current_function_has_computed_jump.
4976 2005-01-26 Richard Henderson <rth@redhat.com>
4979 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4980 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4982 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4983 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4984 objects into static storage if they have more than one non-zero value.
4985 * tree.h (categorize_ctor_elements): Update decl.
4987 2005-01-26 Steven Bosscher <stevenb@suse.de>
4990 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4991 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4992 to this function from 2004-07-10.
4993 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4994 the current function for tail call optimizations if the address
4995 of one of it its arguments is taken.
4997 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4999 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5001 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5003 * function.c (expand_function_end): If current_function_calls_alloca,
5004 emit stack restore in a place that is reached when the function falls
5007 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5009 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5010 rule to avoid matching inappropriate suffix rule.
5012 2005-01-26 Jan Hubicka <jh@suse.cz>
5014 PR tree-optimization/19241
5015 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5017 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5019 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5020 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5022 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5023 <sim*>: Always use crt1.o, regardless of N in simN.
5024 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5025 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5026 (CRT_CALL_STATIC_FUNCTION): Remove.
5027 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5028 use crt1.o, regardless of N in simN.
5029 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5030 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5031 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5032 case isystem setting.
5033 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5035 2005-01-25 Ian Lance Taylor <ian@airs.com>
5037 * gimple-low.c (block_may_fallthru): Correct handling of
5038 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5040 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5042 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5043 handlers to match indentation; nested under the mtune=* handler.
5044 Similar for mcpu= and march=.
5046 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5048 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5049 * config/mips/linux64.h (LIB_SPEC): Likewise.
5050 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5051 * config/sh/linux.h (LIB_SPEC): Likewise.
5053 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5055 * config/frv/frv.c (frv_legitimize_tls_address): New.
5056 (TARGET_HAVE_TLS): Define.
5057 (FRV_SYMBOL_REF_TLS_P): Define.
5058 (frv_override_options): Handle new register classes.
5059 (frv_legitimate_address_p): Reject tls addresses.
5060 (frv_legitimize_address): Handle TLS addresses.
5061 (gen_inlined_tls_plt): New.
5063 (frv_legitimize_tls_address): New.
5064 (unspec_got_name): Add TLS entries.
5065 (got12_operand): Add R_FRV_TLSMOFF12 case.
5066 (frv_emit_move): Fixup TLS addresses.
5067 (frv_emit_movsi): Legitimize TLS addresses.
5069 * config/frv/frv.h (MASK_BIG_TLS): New.
5070 (TARGET_BIG_TLS): New.
5071 (HAVE_AS_TLS): Define.
5072 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5073 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5074 (REG_CLASS_NAMES): Same.
5075 (REG_CLASS_CONTENTS): Same.
5076 (CONSTRAINT_LEN): New.
5077 (REG_CLASS_FROM_CONSTRAINT): New.
5078 (PREDICATE_CODES): Add symbolic_operand.
5080 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5081 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5082 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5083 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5084 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5085 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5086 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5087 GR9_REG, GR14_REG, LRREG.
5088 (type): Add load_or_call attribute.
5089 ("load_or_call"): New reservation.
5090 ("call_gettlsoff"): New.
5091 ("tls_indirect_call"): New.
5092 ("tls_load_gottlsoff12"): New.
5093 ("tlsoff_hilo"): New.
5094 ("tls_tlsdesc_ldd"): New.
5095 ("tls_tlsoff_ld"): New.
5098 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5100 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5102 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5103 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5104 * config/frv/frv.c (TLS_BIAS): Define.
5105 (frv_output_dwarf_dtprel): New.
5107 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5109 PR rtl-optimization/19579
5110 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5111 both A and B, see if they don't clobber registers the other expr uses.
5113 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5115 * real.c (do_add): Initialize signalling and canonical members.
5117 * real.c (real_from_integer): Zero out destination.
5119 2005-01-18 Jan Hubicka <jh@suse.cz>
5121 PR tree-optimize/19337
5122 * tree-inline.c (initialize_inlined_parameters): Copy
5123 saved_static_chain_decl only.
5125 2005-01-25 Richard Henderson <rth@redhat.com>
5129 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5130 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5131 80387 enabled, to return a proper subclass. Return the subset that
5132 overlaps with GENERAL_REGS for PLUS.
5133 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5135 2005-01-25 Richard Henderson <rth@redhat.com>
5138 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5140 2005-01-25 Roger Sayle <roger@eyesopen.com>
5142 * expmed.c (choose_multiplier): Change interface to return the
5143 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5144 (expand_divmod): Update calls to choose_multiplier.
5146 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5149 * expmed.c (extract_bit_field): Use adjust_address instead of
5150 gen_lowpart when op0 is a MEM.
5152 2005-01-24 Steven Bosscher <stevenb@suse.de>
5154 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5156 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5158 * config/mips/irix-csr.c: New file.
5159 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5160 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5161 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5164 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5167 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5168 sparc/elf.h, add sparc/sp-elf.h.
5169 (sparc-*-rtems*): Likewise.
5170 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5171 tm-dwarf2.h, add sparc/sp-elf.h.
5172 (sparc86x-*-elf): Likewise.
5173 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5174 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5175 TARGET_OS_CPP_BUILTINS.
5176 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5177 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5179 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5180 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5181 (SWITCH_TAKES_ARG): Likewise.
5182 (LOCAL_LABEL_PREFIX): Likewise.
5183 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5184 (TARGET_N_FORMAT_TYPES): Delete.
5185 (TARGET_FORMAT_TYPES): Likewise.
5186 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5187 * config/sparc/elf.h: Delete.
5188 * config/sparc/sp-elf.h: New file.
5190 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5192 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5193 * tree-flow.h: Remove the corresponding prototype.
5194 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5195 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5197 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5200 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5201 for AIX ABI or ELF -fPIC.
5202 (rs6000_emit_load_toc_table): Don't create toc_section here.
5203 (rs6000_xcoff_file_start): Nor here.
5205 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5207 * sh.c (ra.h): Don't #include.
5208 (hard_regs_intersect_p): New function, resurrected from ra.c.
5210 * sh.c: Fix 1996 Copyright.
5212 2005-01-24 Richard Henderson <rth@redhat.com>
5213 Aldy Hernandez <aldyh@redhat.com>
5215 * regrename.c (note_sets): Handle subregs.
5217 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5220 * genconditions.c (write_header, write_conditions): Elide file if
5223 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5225 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5226 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5229 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5231 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5232 expand_builtin_printf, expand_builtin_fprintf,
5233 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5234 checking against POINTER_TYPE.
5235 (validate_arglist): Handle POINTER_TYPE code by checking
5238 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5240 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5242 (for_each_rtx): Call for_each_rtx_1.
5243 * rtl.h (init_rtlanal): Declare.
5244 * toplev.c (backend_init): Call init_rtlanal.
5246 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5248 * flow.c (propagate_one_insn): Formatting.
5251 * flow.c (libcall_dead_p): Be more conservative if unsure.
5252 If there are any instructions between insn and call, see if they are
5253 all dead before saying the libcall is dead.
5255 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5257 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5258 operand constraint for operand 0.
5260 2005-01-23 Richard Henderson <rth@redhat.com>
5263 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5264 edges leading to join block.
5266 2005-01-23 Roger Sayle <roger@eyesopen.com>
5268 * expmed.c (expand_mult_highpart): Make static. Change type of
5269 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5270 (expand_divmod): Updates calls to expand_mult_highpart by using
5271 gen_int_mode to pass a CONST_INT rtx.
5272 * rtl.h (expand_mult_highpart): Remove prototype.
5274 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5276 * flow.c (regset_bytes, regset_size): Remove.
5278 * cfganal.c: Fix a reference to Harvey's paper.
5280 2005-01-23 Steven Bosscher <stevenb@suse.de>
5282 PR rtl-optimization/19464
5283 * tree-optimize.c (init_tree_optimization_passes): Add one more
5284 copyrename pass just before out-of-ssa.
5286 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5289 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5290 * ggc-none.c (ggc_free): Define.
5292 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5294 * cse.c (max_reg, max_insn_uid): Remove.
5295 (cse_main): Don't access max_reg or max_insn_uid.
5297 * c-common.c (explicit_flag_signed_bitfields,
5298 lang_statement_code_p, lang_expand_function_end): Remove.
5299 * c-common.h: Remove the corresponding declarations.
5300 * c-opts.c (c_common_handle_option): Remove all write access
5301 to explicit_flag_signed_bitfields.
5303 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5304 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5305 * cgraph.h: Remove the corresponding declaration.
5307 * gcse.c (null_pointer_info): Remove.
5309 2005-01-23 Roger Sayle <roger@eyesopen.com>
5310 Eric Botcazou <ebotcazou@libertysurf.fr>
5312 * combine.c (simplify_logical): Only simplify logical expressions
5313 of the form ior(and(x,y),z) by the inverse distributive law if the
5314 result is cheaper than the original.
5316 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5318 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5319 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5320 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5321 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5322 config/freebsd-spec.h, config/arm/arm.h,
5323 config/h8300/h8300.md, config/i386/i386.md,
5324 config/i386/predicates.md, config/i386/sse.md,
5325 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5326 config/vax/vax.md: Fix comment typos. Follow spelling
5329 2005-01-23 Steven Bosscher <stevenb@suse.de>
5331 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5332 tests, instead of `less than'.
5334 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5336 * function.c (assign_parm_setup_block): When creating a new stack slot
5337 for a parameter, get its alignment from the parameter's DECL_ALIGN
5338 rather than the type's TYPE_ALIGN. Make sure that the parameter
5339 is at least word aligned.
5341 2005-01-22 Roger Sayle <roger@eyesopen.com>
5344 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5346 2005-01-22 Richard Henderson <rth@redhat.com>
5349 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5350 in both compare operands.
5351 (movdfcc_1_sse_max): Likewise.
5352 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5353 (movdfcc_1_sse): Likewise.
5354 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5355 scratch register as needed.
5357 2005-01-22 Richard Henderson <rth@redhat.com>
5359 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5361 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5363 2005-01-22 Richard Henderson <rth@redhat.com>
5365 * genopinit.c (optabs): Use smin/smax for floating point too.
5366 * doc/md.texi: Update to match. Clarify that floating point
5367 results are undefined for +0/-0 and NaN.
5368 * doc/rtl.texi: Likewise.
5369 * rtl.def (SMIN, SMAX): Likewise
5370 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5372 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5373 leading 's' to the name.
5374 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5375 smaxxf3, sminxf3): Likewise.
5376 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5379 2005-01-22 Paul Brook <paul@codesourcery.com>
5381 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5383 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5385 * config/s390/s390.c (struct processor_costs): New fields
5386 dlgr, dlr, dr, dsgfr, dsgr.
5387 (z900_cost, z990_cost): Values for new fields.
5388 (s390_rtx_costs): New cases MEM und COMPARE in switch
5389 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5390 DIV, MOD, UDIV, UMOD.
5392 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5394 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5395 into the register being decremented.
5396 ("doloop_si31", "doloop_di"): Likewise.
5397 ("*doloop_si_long"): Adapt pattern.
5399 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5401 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5403 (CLASS_MAX_NREGS): Likewise.
5405 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5407 * doc/tree-ssa.texi (Statement Operands): Add example for new
5408 must-def macro. Note deprecation of old operands interface.
5410 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5412 PR tree-optimization/19484
5413 * tree-cfg.c (remove_fallthru_edge): New function.
5414 (cleanup_control_flow): Remove fallthru edges from calls that are
5415 now known not to return.
5417 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5419 Fix PR tree-optimization/19038
5420 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5421 copies with loop variant ones.
5423 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5425 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5426 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5427 config/alpha/alpha.md, config/alpha/predicates.md,
5428 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5429 config/sparc/sol2.h: Update copyright.
5431 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5432 first label to see if it is a nonlocal label.
5434 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5435 Andrew Pinski <pinskia@physics.uc.edu>
5438 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5439 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5441 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5443 * config/rs6000/rtems.h: Update copyright.
5445 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5448 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5449 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5450 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5452 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5455 * c-typeck.c (convert_arguments): Check for error_mark_node.
5457 2005-01-21 Ian Lance Taylor <ian@airs.com>
5459 PR tree-optimization/13000
5460 * tree-inline.c: Include "tree-flow.h".
5461 (expand_call_inline): If warn_return_type, warn if non-void inline
5462 function falls through.
5463 * tree-cfg.c (execute_warn_function_return): Don't warn about
5464 control reaching end if TREE_NO_WARNING is set. Set
5466 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5468 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5469 branch if we don't need one.
5470 * c-typeck.c: Include "tree-flow.h"
5471 (c_finish_bc_stmt): Don't add a goto if the current statement
5472 list doesn't fall through to the current point.
5474 2005-01-21 Roger Sayle <roger@eyesopen.com>
5476 PR rtl-optimization/576
5477 * real.c (real_arithmetic): Change return type from void to bool
5478 to return an indication that the result may be inexact.
5479 * real.h (real_arithmeric): Update prototype.
5480 * fold-const.c (const_binop): Don't constant fold floating
5481 point expressions when the user specifies -frounding-math and
5482 the result may depend upon the run-time rounding mode.
5483 (fold_convert_const_real_from_real): Clean-up.
5484 (fold_initializer): Ignore flag_rounding_math for initializers.
5485 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5486 constant fold FP operations with flag_rounding_math if the
5487 result may depend upon the run-time rounding mode.
5489 2005-01-21 Tom Tromey <tromey@redhat.com>
5491 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5493 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5495 * tree-cfg.c: Fix comment typos.
5497 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5499 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5500 around the call to rest_of_handle_branch_target_load_optimize.
5502 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5504 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5505 (sparc64-*-openbsd*): Likewise.
5506 (sparclite-*-elf*): Include tm-dwarf2.h.
5507 (sparc86x-*-elf*): Likewise.
5508 (sparc64-*-elf*): Likewise.
5509 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5510 (DBX_DEBUGGING_INFO): Likewise.
5511 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5512 (PREFERRED_DEBUGGING_TYPE): Likewise.
5513 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5514 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5515 (PREFERRED_DEBUGGING_TYPE): Likewise.
5516 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5517 (PREFERRED_DEBUGGING_TYPE): Likewise.
5518 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5520 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5523 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5525 2005-01-20 Paul Brook <paul@codesourcery.com>
5527 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5529 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5531 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5532 label is first in a sequence of labels.
5534 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5536 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5537 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5539 * doc/sourcebuild.texi (Test Directives): New.
5541 2005-01-20 Roger Sayle <roger@eyesopen.com>
5543 * real.c (real_floor): Don't leave the result uninitialized when
5544 mode is VOIDMode, but return the unrounded intermediate value.
5545 (real_ceil): Likewise.
5547 2005-01-20 Paul Brook <paul@codesourcery.com>
5549 * config/arm/arm.md (insv): Use gen_int_mode.
5551 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5553 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5554 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5555 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5556 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5557 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5559 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5562 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5563 fbreg, so we have to assume we can't.
5564 (loc_descriptor_from_tree_1): Ditto.
5565 (containing_function_has_frame_base): New function.
5566 (add_location_or_const_value_attribute): Use it.
5567 Also try to generate a frame_base from a single element location
5570 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5572 PR tree-optimization/15349
5573 * timevar.def (TV_TREE_MERGE_PHI): New.
5574 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5576 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5577 calls to tree_forwarder_block_p.
5578 (remove_forwarder_block_with_phi, merge_phi_nodes,
5579 gate_merge_phi, pass_merge_phi): New.
5580 * tree-optimize.c (init_tree_optimization_passes): Add
5582 * tree-pass.h: Add an extern for pass_merge_phi;
5584 2005-01-20 Richard Henderson <rth@redhat.com>
5587 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5588 (_mm_castps_pd, _mm_castps_si128): New.
5589 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5591 2005-01-20 Richard Henderson <rth@redhat.com>
5594 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5595 __builtin_ia32_vec_init_v2si.
5596 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5597 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5598 (ix86_init_mmx_sse_builtins): Create it.
5599 (ix86_expand_builtin): Expand it.
5600 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5601 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5602 (vec_extractv2si_0, vec_extractv2si_1): New.
5604 2005-01-20 Richard Henderson <rth@redhat.com>
5607 * config/i386/i386.c (ix86_expand_push): New.
5608 * config/i386/mmx.md (push<MMXMODE>1): New.
5609 * config/i386/sse.md (push<SSEMODE>1): New.
5610 * config/i386/i386-protos.h: Update.
5612 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5614 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5617 2005-01-20 Richard Henderson <rth@redhat.com>
5619 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5620 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5622 2005-01-19 Richard Henderson <rth@redhat.com>
5625 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5626 to V4SFmode in SSE1 fallback load path.
5628 2005-01-19 Richard Henderson <rth@redhat.com>
5630 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5631 in QImode expansion to ix86_expand_vector_set.
5632 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5634 2005-01-19 Richard Henderson <rth@redhat.com>
5637 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5638 subclass of the input class.
5639 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5640 Always true for cross-SSE1 classes. Rationalize conditionals.
5641 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5642 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5643 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5644 (movdi_2): Add MMX/SSE zeros.
5645 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5646 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5647 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5648 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5649 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5650 (zero_extendsidi2_rex64_1): Remove.
5651 (MOV0 peephole): Check GENERAL_REG_P.
5653 2005-01-19 Richard Henderson <rth@redhat.com>
5656 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5658 (ix86_expand_vector_extract): Likewise.
5660 2005-01-19 Richard Henderson <rth@redhat.com>
5663 * expr.c (emit_move_change_mode): New argument force; use
5664 simplify_gen_subreg if true.
5665 (emit_move_via_alt_mode): Merge into ...
5666 (emit_move_via_integer): ... here.
5667 (emit_move_ccmode): Use emit_move_change_mode directly.
5669 2005-01-19 Richard Henderson <rth@redhat.com>
5672 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5673 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5674 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5676 (alpha_emit_set_const): Likewise. Make static.
5677 (alpha_emit_set_long_const): Make static.
5678 (alpha_extract_integer): Split out from alpha_expand_mov.
5679 (alpha_split_const_mov): Likewise.
5680 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5681 (alpha_legitimate_constant_p): New.
5682 * config/alpha/alpha-protos.h: Update.
5683 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5684 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5685 * config/alpha/alpha.md (movsi): Add n alternative.
5686 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5687 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5688 (splitters for all of the above): Use alpha_split_const_mov.
5689 * config/alpha/predicates.md (non_add_const_operand): New.
5690 (non_zero_const_operand): New.
5691 (input_operand): Use alpha_legitimate_constant_p after reload.
5693 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5695 PR tree-optimization/19038
5696 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5697 (add_candidate): Add ivs with increment in latch only if
5698 allow_ip_end_pos_p is true.
5699 (determine_iv_cost): Use empty_block_p.
5701 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5703 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5704 (compute_dominance_frontiers): Ditto.
5706 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5709 * config/sh/t-rtems: New.
5710 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5712 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5714 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5715 the offset of the selected field.
5717 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5719 * tree-cfg.c (remove_forwarder_block): Fix the check to
5720 prevent a nonlocal label from appearing in the middle of a
5723 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5725 PR rtl-optimization/19462
5726 * reorg.c (find_end_label): Create return insn only if
5727 current_function_epilogue_delay_list is empty.
5729 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5731 * doc/passes.texi: Remove paragraph mentioning new-ra.
5733 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5735 PR rtl-optimization/15139
5736 * combine.c: Include params.h.
5737 (count_rtxs): New function.
5738 (record_value_for_reg): If replace_rtx would replace at least
5739 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5740 (clobber (const_int 0)) instead of TEM.
5741 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5742 * params.h (MAX_LAST_VALUE_RTL): New.
5743 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5744 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5747 * c-typeck.c (digest_init): Only call build_vector if all constructor
5748 elements are *_CST nodes.
5749 * gimplify.c (gimplify_init_constructor): Likewise.
5752 * c-typeck.c (digest_init): Only call build_vector if inside_init
5755 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5757 * toplev.c (init_asm_output): Remove dead #ifdef.
5759 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5761 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5763 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5765 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5766 accessing DECL_FUNCTION_CODE.
5767 * dojump.c (do_jump): Likewise.
5768 * gimplify.c (gimplify_call_expr): Likewise.
5769 * predict.c (expr_expected_value): Likewise.
5770 (strip_builtin_expect): Likewise.
5771 * tree-inline.c (estimate_num_insns_1): Likewise.
5772 * tree-ssa-loop-im.c (stmt_cost): Likewise
5773 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5774 (tree_expr_nonnegative_p): Likewise.
5776 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5778 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5779 variant of the load_pcrel_sym pattern.
5780 * config/sparc/sparc.md (P macro): Move to the top.
5781 (load_pcrel_sym): Macroize using P.
5782 (save_register_window): Likewise.
5784 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5786 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5789 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5792 * c-typeck.c (build_asm_expr): Strip nops off
5793 input memory operands.
5795 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5797 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5798 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5799 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5800 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5802 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5805 * config/i386/i386.c (override_options): If the 80387 is disabled,
5806 then do not return FP values using FP registers.
5808 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5810 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5811 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5812 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5813 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5814 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5815 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5816 output.h, postreload-gcse.c, postreload.c, recog.c,
5817 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5818 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5819 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5820 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5821 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5822 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5823 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5824 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5826 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5827 config/alpha/alpha.c, config/arm/vfp.md,
5828 config/i386/emmintrin.h, config/i386/i386-modes.def,
5829 config/i386/i386-protos.h, config/i386/i386.h,
5830 config/i386/pmmintrin.h, config/i386/ppro.md,
5831 config/i386/predicates.md, config/i386/xmmintrin.h,
5832 config/i860/i860.c, config/ia64/ia64-modes.def,
5833 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5834 config/ia64/ia64.md, config/ia64/itanium1.md,
5835 config/ia64/itanium2.md, config/ia64/predicates.md,
5836 config/iq2000/iq2000.h, config/mips/linux64.h,
5837 config/rs6000/aix41.h, config/rs6000/aix43.h,
5838 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5839 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5840 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5841 config/sparc/linux64.h, config/sparc/litecoff.h,
5842 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5843 config/sparc/sparc.h, config/sparc/sparc.md,
5844 config/sparc/sysv4-only.h: Update copyright.
5846 2005-01-18 Richard Henderson <rth@redhat.com>
5849 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5851 2005-01-18 Marc Espie <espie@openbsd.org>
5852 * config/i386/openbsdelf.h: Typo.
5854 2005-01-18 Richard Henderson <rth@redhat.com>
5856 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5857 special case for sse.
5858 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5860 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5862 * tree-inline.c (estimate_num_insns_1): Added cases for
5863 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5865 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5867 PR rtl-optimization/19296
5868 * combine.c (simplify_comparison): Rewrite the condition under
5869 which a non-paradoxical SUBREG of a PLUS can be lifted when
5870 compared against a constant.
5872 2005-01-18 Andi Kleen <ak@muc.de>
5874 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5875 * c.opt (-Wpointer-sign): Add.
5876 * doc/invoke.texi: (-Wpointer-sign): Add.
5878 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5880 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5881 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5882 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5883 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5884 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5885 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5886 for TARGET_MIX_SSE_I387.
5887 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5888 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5889 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5890 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5891 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5892 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5893 TARGET_MIX_SSE_I387.
5894 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5897 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5900 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5901 Add movaps alternative for xmm reg->reg move.
5903 2005-01-17 Jeff Law <law@redhat.com>
5905 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5906 at the end of the main DOM loop rather than just before DOM exits.
5908 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5910 PR tree-optimization/19121
5911 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5912 adding aliases to a name tag, also add them to the pointer's
5914 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5915 sensitive alias info at all. Only check that the two pointers
5916 have compatible pointed-to sets.
5917 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5918 a pointer's type tag is a superset of the alias set of the
5921 2005-01-17 James E Wilson <wilson@specifixinc.com>
5924 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5925 comment to document why.
5927 2005-01-17 Richard Henderson <rth@redhat.com>
5929 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5930 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5931 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5932 sse2_vmsminv2df3_finite): New.
5933 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5934 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5935 Force op1 into register.
5937 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5939 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5940 bubblestrap from always rebuilding build directory.
5942 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5944 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5945 ("*cmpmem_short"): Likewise.
5947 2005-01-17 Steven Bosscher <stevenb@suse.de>
5949 * basic-block.h: Document BB_* flags.
5950 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5951 use an sbitmap instead.
5952 * sched-rgn.c (compute_trg_info): Likewise.
5954 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5956 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5957 redundant target_cpu_default and extra_parts lines. Use the default
5959 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5960 (SUBTARGET_EXTRA_SPECS): Delete.
5961 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5962 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5963 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5964 and "n32" for -mabi=n32.
5966 2005-01-17 Ian Lance Taylor <ian@airs.com>
5969 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5970 fold constant variables into initial values.
5972 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5974 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5976 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5977 through the statements backward.
5979 2005-01-17 Ian Lance Taylor <ian@airs.com>
5981 PR middle-end/13127:
5982 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5983 a variable set to the return value of the inlined function.
5985 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5987 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5988 when modes are tieable.
5990 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5992 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5993 of pthread_create to find out if threads are enabled.
5994 * gthr-posix95.h (__gthread_active_p): Likewise.
5996 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5998 * common.opt (-fnew-ra): Remove.
6000 * toplev.h (flag_new_regalloc): Remove.
6001 * Makefile.in (ra*.*): Don't mention.
6002 * passes.c (rest_of_handle_new_regalloc): Remove.
6003 (rest_of_handle_combine, rest_of_compilation): Always consider
6004 flag_new_regalloc as false.
6005 * doc/invoke.texi: Don't document -fnew-ra.
6007 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6009 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6010 last parameter to reg_scan.
6011 * loop.c (loop_optimize): Likewise.
6012 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6013 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6014 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6015 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6016 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6017 * regclass.c (reg_scan): Likewise, for the declaration.
6018 * rtl.h (reg_scan): Likewise, for the prototype.
6020 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6022 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6023 mark_dfs_back_edges.
6025 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6027 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6028 (compute_avail): Uses don't go in tmp_gen.
6030 2005-01-16 Steven Bosscher <stevenb@suse.de>
6032 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6033 loop to look for a free slot in a page entry.
6035 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6038 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6039 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6040 just before targetm.asm_out.file_end.
6041 * tree.h (process_pending_assemble_output_defs): Declare.
6042 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6044 (assemble_alias): Defer generation of assembly code for defines when
6045 TARGET_DEFERRED_OUTPUT_DEFS is true.
6046 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6047 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6048 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6050 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6053 * pa.c (pa_scalar_mode_supported_p): New function.
6054 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6055 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6057 * pa-protos.h (prefetch_operand): Delete.
6058 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6059 * pa.c (prefetch_operand): Delete.
6060 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6061 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6062 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6063 and prefetch_nocc_operand.
6064 * pa.md (prefetch): Rework to avoid reload problems handling short
6065 displacements when a cache control completer needs to be provided.
6066 (prefetch_32, prefetch_64): Delete.
6067 (prefetch_cc, prefetch_nocc): New patterns.
6069 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6071 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6073 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6076 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6077 exceeds maximum alignment for global common data.
6078 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6079 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6081 2004-01-15 Roger Sayle <roger@eyesopen.com>
6083 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6085 2004-01-15 Roger Sayle <roger@eyesopen.com>
6087 * harg-reg-set.h (reg_class_names): Prototype global array.
6088 * regclass.c (reg_class_names): Declare here and initialize to
6090 (dump_regclass): Remove local declaration of reg_class_names.
6091 (regclass): Likewise.
6092 * cfg.c (dump_flow_info): Likewise.
6093 * ra-debug.c (reg_class_names): Likewise.
6094 * regrename.c (reg_class_names): Likewise.
6095 * reload.c (reg_class_names): Likewise.
6096 * reload1.c (spill_failure): Likewise.
6097 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6099 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6101 * config/s390/s390.md ("reload_outti"): Remove predicate for
6102 output operand. Abort if operand is not a MEM.
6103 ("reload_outdi", "reload_outdf"): Likewise.
6105 2005-01-15 Marc Espie <espie@openbsd.org>
6107 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6108 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6109 * config/openbsd.h: Fix C++ includes for native configurations.
6110 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6111 Add trampoline support.
6112 * config/i386/openbsdelf.h: New.
6114 2005-01-15 Marc Espie <espie@openbsd.org>
6116 * collect2.c (main): Explicitly parse -dynamic-linker option.
6118 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6120 PR tree-optimization/19060
6121 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6122 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6123 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6124 and handle extract_range_from_cond returning false.
6125 * fold-const.c (fold): Optimize comparisons with min/max even for
6126 width > HOST_BITS_PER_WIDE_INT.
6128 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6130 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6131 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6132 Remove little endian multilib variants.
6133 Add mips32 multilib variant.
6135 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6137 * explow.c (copy_all_reg, stabilize): Remove.
6138 * expr.h: Remove the corresponding prototypes.
6140 * rtlanal.c (regs_set_between_p): Remove.
6141 * rtl.h: Remove the corresponding prototype.
6143 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6145 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6146 to rs6000_nonimmediate_operand.
6147 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6148 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6149 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6150 rs6000_nonimmediate_operand.
6151 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6152 rs6000_nonimmediate_operand.
6154 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6156 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6158 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6160 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6162 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6163 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6165 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6166 (rs6k_nonimmediate_operand): New.
6167 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6169 (legitimate_lo_sum_address_p): Same.
6170 (rs6000_legitimize_address): Same.
6171 (rs6000_legitimize_reload_address): Same.
6172 (rs6000_legitimate_address): Same.
6173 (spe_build_register_parallel): Pass DF and DC modes in a DI
6176 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6177 to rs6k_nonimmediate_operand.
6179 * config/rs6000/spe.md ("*frob_df_di"): New.
6180 ("*frob_di_df"): New.
6181 ("*frob_di_df_2"): New.
6182 ("*mov_sidf_e500_subreg0"): New.
6183 ("*mov_sidf_e500_subreg4"): New.
6184 ("*movdf_e500_double"): Change predicate to
6185 rs6k_nonimmediate_operand.
6187 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6189 * postreload.c (move2add_note_store): Only call
6190 trunc_int_for_mode on scalar integers.
6192 2005-01-14 Steven Bosscher <stevenb@suse.de>
6194 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6195 replace BB_VISITED uses.
6196 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6197 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6198 (tree_dce_done): Free visited_control_parents.
6199 (perform_tree_ssa_dce): Allocate and clear it.
6200 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6201 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6202 instead of BB_VISITED.
6204 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6206 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6207 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6208 Remove unused prototypes.
6210 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6212 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6213 64-bit register usage.
6214 (spe_func_has_64bit_regs_p): Add FIXME note.
6216 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6218 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6219 flag_finite_math_only with flag_unsafe_math_optimizations.
6221 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6223 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6225 (__tpf_eh_return): Copy TPF private stack area from the module
6226 boundary stack frame. Add check for when module addresses are
6227 equal, but no stub address is found.
6229 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6232 * arm.h (struct machine_function): Add call_via field.
6233 (thumb_call_via_label): Declare.
6234 * arm.c (thumb_call_via_label): New variable.
6235 (thumb_call_reg_needed): New variable.
6236 (arm_output_function_epilogue): For Thumb code, output any per-function
6237 call-indirect trampolines.
6238 (thumb_call_via_reg): New function.
6239 (arm_file_end): New function.
6240 (TARGET_ASM_FILE_END): Call arm_file_end.
6241 (aof_file_end): Likewise.
6242 * arm-protos.h (thumb_call_via_reg): Declare.
6243 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6244 thumb_call_via_reg in normal case.
6246 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6249 PR rtl-optimization/19348
6250 * recog.c (peephole2_optimize): Do global life update if some peephole
6251 decides it doesn't need at least one of its inputs and that change
6252 influences liveness at the start of the basic block.
6254 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6255 arguments instead of 1.
6257 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6260 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6261 zero for nested functions needing a static chain or functions
6262 with a non-constant address.
6264 2005-01-13 Roger Sayle <roger@eyesopen.com>
6266 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6267 (and (sign_extend X) C) into (zero_extend (and X C)).
6269 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6271 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6273 2005-01-13 Richard Henderson <rth@redhat.com>
6278 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6279 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6280 not just TARGET_SSE.
6281 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6282 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6283 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6284 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6285 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6286 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6287 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6288 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6289 (movdicc_c_rex64): Rename with '*'.
6290 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6291 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6292 (movsfcc_1_387): Rename from movsfcc_1.
6293 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6294 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6295 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6296 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6297 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6298 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6299 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6300 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6301 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6302 sse_movdfcc_const0_4): Remove.
6303 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6304 recognize min/max early. Update for changed sse cmove patterns.
6305 (ix86_split_sse_movcc): New.
6306 * config/i386/i386-protos.h: Update.
6308 2005-01-13 Steven Bosscher <stevenb@suse.de>
6310 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6311 (fix_stmt_v_may_defs): Likewise.
6313 2005-01-13 Richard Henderson <rth@redhat.com>
6315 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6316 for converting the mask.
6318 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6320 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6323 2005-01-13 Richard Henderson <rth@redhat.com>
6325 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6326 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6327 IX86_BUILTIN_MOVDQ2Q): Remove.
6328 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6329 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6330 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6332 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6333 (sse2_pextrw): Fix immediate constraint.
6334 (sse2_loadq, sse2_loadq_rex64): Remove.
6335 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6336 Use __builtin_ia32_vec_ext_<size>.
6337 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6339 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6341 * function.c (assign_parm_setup_block): Look inside original
6342 entry_parm when inspecting PARALLEL.
6344 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6345 Joel Sherrill <joel@oarcorp.com>
6348 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6349 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6350 rtems_gxx_recursive_mutex_init.
6351 (__gthread_recursive_mutex_lock): New function.
6352 (__gthread_recursive_mutex_trylock): Likewise.
6353 (__gthread_recursive_mutex_unlock): Likewise.
6355 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6357 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6359 2005-01-13 Jan Beulich <jbeulich@novell.com>
6361 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6362 (ashrti3_internal): Indicate output is early clobber. Generate result
6363 into output rather than first input. Use move for low word of output
6364 if shift count is exactly 64.
6365 (lshrti3_internal): Likewise.
6367 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6371 * reload1.c (delete_output_reload): Don't delete an output reload
6372 if the pseudo lives longer than a single basic block. Adjust and
6373 improve wording of comment.
6375 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6378 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6379 of TYPE_SIZE where we mean the number of bytes.
6381 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6383 * function.c (assign_parm_setup_block): Relax condition on
6384 multi-register optimization.
6386 2005-01-12 Nick Clifton <nickc@redhat.com>
6388 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6389 an "in_delay_slot" attribute of "no" to prevent them being used in
6390 delay slots. This is forbidden because they might generate
6393 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6396 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6399 2005-01-12 Nick Clifton <nickc@redhat.com>
6401 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6402 passed on to GAS) but do not define, as GAS no longer supports or
6403 needs the -m2000 option.
6405 2005-01-11 Roger Sayle <roger@eyesopen.com>
6407 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6408 type as args of unprototyped builtins aren't automatically promoted.
6409 (fold_builtin_abs): Likewise.
6411 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6413 * Makefile.in: Set a `build-warn' variable.
6415 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6417 PR tree-optimization/17949
6418 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6419 (find_interesting_uses_address): Use it.
6421 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6423 * regrename.c (kill_value): Handle subreg's that won't simplify.
6425 2005-01-11 Richard Henderson <rth@redhat.com>
6428 * config/i386/i386.h (enum ix86_builtins): Move ...
6429 * config/i386/i386.c: ... here.
6430 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6431 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6432 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6433 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6434 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6435 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6436 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6437 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6438 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6439 IX86_BUILTIN_LOADDDUP): Remove.
6440 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6441 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6442 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6443 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6444 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6445 (ix86_init_builtins): Make static.
6446 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6447 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6448 if all the modes match. Otherwise, fake it.
6449 (get_element_number, ix86_expand_vec_init_builtin,
6450 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6451 (ix86_expand_builtin): Make static. Update for changed builtins.
6452 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6453 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6454 (ix86_expand_vector_init_duplicate): New.
6455 (ix86_expand_vector_init_low_nonzero): New.
6456 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6457 Split out from ix86_expand_vector_init; handle integer modes.
6458 (ix86_expand_vector_init): Use them.
6459 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6460 * config/i386/i386-protos.h: Update.
6461 * config/i386/predicates.md (reg_or_0_operand): New.
6462 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6463 (movv2sf_internal): Likewise. And a splitter to match them all.
6464 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6465 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6466 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6467 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6468 (mmx_pinsrw): Fix operand ordering.
6469 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6470 rather than sse_loadss expander.
6471 (movv2df splitter): Similarly.
6472 (sse_loadss, sse_loadlss): Remove.
6473 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6474 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6475 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6476 (sse3_movddup): Rename with '*'.
6477 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6478 (sse2_loadsd): Remove.
6479 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6480 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6481 (sse2_pinsrw): Fix argument ordering.
6482 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6483 (sse2_stored): Remove 'r' destination.
6484 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6485 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6486 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6487 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6488 vec_extractv16qi, vec_initv16qi): New.
6490 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6491 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6492 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6494 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6495 (_mm_load_si128, _mm_store_si128): Likewise.
6496 (_mm_load1_pd): Use _mm_set1_pd.
6497 (_mm_load_sd): Use _mm_set_sd.
6498 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6499 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6500 (_mm_set_epi64): Use _mm_set_epi64x.
6501 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6502 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6503 _mm_setr_epi8): Use _mm_set_foo form.
6504 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6505 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6506 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6507 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6508 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6509 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6510 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6511 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6512 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6513 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6514 (_mm_movedup_pd): Use _mm_shuffle_pd.
6515 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6516 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6517 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6518 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6520 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6521 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6522 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6523 (_mm_store_ps): Use raw dereference.
6524 (_mm_store1_ps): Use _mm_storeu_ps.
6525 (_mm_storer_ps): Use _mm_store_ps.
6526 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6527 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6529 2005-01-11 Stan Shebs <shebs@apple.com>
6531 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6532 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6534 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6537 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6538 Skip all DECLs except for FIELD_DECLs.
6540 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6542 * config/s390/s390.c (override_options): Return error if
6543 -mbackchain, -mpacked-stack and -mhard-float are used together.
6544 (s390_va_start): Remove the backchain && packed-stack special case.
6545 (s390_gimplify_va_arg): Likewise.
6546 * doc/invoke.texi: Remove the ABI incompatibility note.
6548 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6550 * config/s390/s390.c (struct s390_frame_layout): Remove
6552 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6553 save_backchain_p with TARGET_BACKCHAIN.
6555 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6558 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6559 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6560 * function.c (locate_and_pad_parm): Set new field.
6561 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6562 Tweak where_pad test to include "none". Always set mem align for
6564 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6565 not sufficient for type.
6566 (assign_parm_setup_block): If stack_parm is zero on entry, always
6567 make a new stack local. Block move old stack parm if necessary
6568 to new aligned stack local.
6569 (assign_parm_setup_stack): Use a block move to handle
6570 potentially misaligned entry_parm.
6571 (assign_parms_unsplit_complex): Specify required alignment when
6572 creating stack local.
6573 * calls.c (compute_argument_addresses): Override alignment of stack
6574 arg calculated from its type with the alignment given by
6575 FUNCTION_ARG_BOUNDARY.
6576 (store_one_arg): Likewise.
6578 2005-01-11 Jan Beulich <jbeulich@novell.com>
6580 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6581 Change respective itanium_class attribute to ialu.
6582 (shladdp4_internal): New.
6583 * config/ia64/predicates.md (shladd_log2_operand): New.
6585 2005-01-11 Richard Henderson <rth@redhat.com>
6587 * expr.c (store_constructor): Use rtvec_alloc instead of
6588 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6590 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6592 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6594 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6596 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6597 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6598 (TARGET_RWRELOC): Define.
6599 (ia64_rwreloc_section_type_flags): Delete.
6600 (ia64_section_type_flags): New function.
6601 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6602 (TARGET_RWRELOC): Define.
6604 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6607 * config/ia64/ia64.c (process_set): For alloc insn, only call
6608 process_epilogue is !frame_pointer_needed.
6610 2005-01-10 Roger Sayle <roger@eyesopen.com>
6613 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6614 unary operator and can't be treated as a binary/comparison operator.
6616 2005-01-10 Richard Henderson <rth@redhat.com>
6618 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6619 (ix86_return_in_memory): Likewise.
6620 (function_arg_advance): Likewise. Mirror structure in function_arg
6621 for choosing register to advance.
6623 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6625 * tree-vectorizer.c, tree.def: Fix comment typos.
6627 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6629 * config/s390/s390.c (struct processor_costs): 4 new fields:
6630 ddbr, ddr, debr, der.
6631 (s390_rtx_costs): More precise handling of divide instructions.
6633 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6635 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6637 2005-01-10 Jan Beulich <jbeulich@novell.com>
6639 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6640 names resulting from -ffunction-sections/-fdata-sections and linkonce
6642 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6643 based on the section name. Rearrange the section name comparison logic
6644 slightly so that each section name is compared against at most once.
6646 2005-01-10 Ben Elliston <bje@au.ibm.com>
6648 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6649 targets for which -fPIC reduces limitations on the GOT size.
6651 2005-01-09 Falk Hueffner <falk@debian.org>
6653 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6656 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6659 * collect2.c (main): Set aixrtl_flag for -brtl option.
6660 (resolve_lib_name): Search for .so file extension before .a
6663 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6665 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6666 (vect_analyze_data_refs_alignment): Add dump prints.
6668 2005-01-09 Ira Rosen <irar@il.ibm.com>
6670 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6671 expr_invariant_in_loop_p.
6672 Initialize outputs first thing in the function.
6673 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6674 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6675 (vect_analyze_pointer_ref_access): Check that the initial condition of
6676 the access function is loop invariant.
6678 2005-01-09 Richard Henderson <rth@redhat.com>
6680 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6681 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6682 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6683 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6684 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6685 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6686 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6687 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6688 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6689 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6690 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6691 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6692 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6693 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6694 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6695 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6696 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6697 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6698 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6699 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6700 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6701 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6702 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6704 (mmx_clrdi, pavgusb): Remove.
6705 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6706 with leading sse_ prefix.
6707 * config/i386/sse.md: Receive them.
6708 * config/i386/mmx.md: New file.
6709 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6710 (subrv2sf3): Turn into expander for normal subtraction.
6711 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6712 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6713 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6714 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6715 commutative; use ix86_binary_operator_ok.
6716 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6717 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6718 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6719 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6720 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6721 Macroize from existing patterns; use ix86_binary_operator_ok.
6722 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6723 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6724 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6725 with vec_select+vec_concat.
6726 (mmx_pshufw, mmx_pshufw_1): Likewise.
6727 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6728 (mmx_uavgv4hi3): Model correctly.
6729 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6730 _mm_xor_si64): Remove casts.
6732 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6734 PR tree-optimization/19224
6735 * tree-scalar-evolution.c (get_instantiated_value,
6736 set_instantiated_value): New functions.
6737 (instantiate_parameters_1): Cache the results.
6738 (instantiate_parameters, resolve_mixers): Initialize and free
6741 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6743 * config/i386/i386.md (addhi_4): Correct reference in comment.
6746 2005-01-08 Richard Henderson <rth@redhat.com>
6748 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6749 (_mm_cvtsi128_si64x): Likewise.
6750 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6751 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6752 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6753 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6754 * config/i386/i386-protos.h: Update.
6755 * config/i386/i386.c (print_operand): Add 'H'.
6756 (ix86_fixup_binary_operands): Split out from ...
6757 (ix86_expand_binary_operator): ... here.
6758 (ix86_fixup_binary_operands_no_copy): New.
6759 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6760 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6761 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6762 (safe_vector_operand): Use CONST0_RTX.
6763 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6764 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6765 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6766 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6768 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6769 (IX86_BUILTIN_CMPNGESS): New.
6770 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6771 (attr type): Add sselog1.
6772 (attr unit, attr memory): Handle it.
6773 (movti, movti_internal, movti_rex64): Move near other integer moves.
6774 (movtf, movtf_internal): Move near other fp moves.
6775 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6776 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6777 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6778 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6779 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6780 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6781 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6782 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6783 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6784 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6785 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6786 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6787 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6788 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6789 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6790 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6791 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6792 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6793 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6794 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6795 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6796 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6797 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6798 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6799 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6800 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6801 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6802 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6803 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6804 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6805 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6806 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6807 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6808 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6809 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6810 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6811 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6812 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6813 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6814 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6815 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6816 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6817 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6818 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6820 (SSEPUSH, push<SSEPUSH>): Remove.
6821 (MMXPUSH, push<MMXPUSH>): Remove.
6822 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6823 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6824 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6825 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6826 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6827 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6828 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6829 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6830 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6831 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6832 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6833 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6834 (ppro_sse_log_V4SF): Handle sselog1.
6835 * config/i386/predicates.md (const_0_to_1_operand): New.
6836 (const_0_to_255_mul_8_operand): New.
6837 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6838 (const_2_to_3_operand, const_4_to_7_operand): New.
6839 * config/i386/sse.md: New file.
6840 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6841 (sse_movups): Rename from sse_movups_1.
6842 (sse_loadlss): Rename from sse_loadss_1.
6843 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6845 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6846 (absv4sf2, negv2df, absv2df): New.
6847 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6848 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6849 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6850 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6851 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6852 (sse3_addsubv4sf3): Model correctly.
6853 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6854 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6855 (sse_movhlps): Model with vec_select+vec_concat.
6856 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6857 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6858 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6859 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6860 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6861 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6862 sse2_pshufhw_1): Likewise.
6863 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6864 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6865 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6866 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6867 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6868 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6869 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6870 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6871 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6872 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6873 sminv8hi3): Mark commutative
6874 operands. Use ix86_binary_operator_ok.
6875 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6876 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6877 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6878 sse2_punpcklqdq): Allow operand2 in memory.
6879 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6880 sse2_movsd): Add memory alternatives.
6881 (sse_storelps): Turn expander into an insn; split after reload.
6882 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6883 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6885 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6887 * configure.ac (DWARF-2 debug_line): Use objdump.
6888 * configure: Regenerate.
6890 2005-01-08 Jeff Law <law@redhat.com>
6891 Diego Novillo <dnovillo@redhat.com>
6893 PR tree-optimization/18241
6894 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6895 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6896 statements with volatile operands.
6897 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6898 operands after marking a statement with has_volatile_ops.
6900 2005-01-08 Roger Sayle <roger@eyesopen.com>
6902 * tree.c (int_fits_type_p): Always honor integer constant
6903 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6905 2005-01-08 Roger Sayle <roger@eyesopen.com>
6907 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6908 the latent bug in rtl_delete_block has been resolved.
6910 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6912 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6913 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6915 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6917 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6918 library as @multilib_dir@/$(SHLIB_SONAME).
6920 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6922 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6923 * configure: Regenerate.
6925 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6927 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6930 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6933 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6934 Convert non-word aligned offset address using ld/std into
6937 2005-01-07 Richard Henderson <rth@redhat.com>
6939 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6941 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6943 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6945 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6947 PR tree-optimization/19283
6948 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6949 is not shorter than the original type.
6951 PR rtl-optimization/19012
6952 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6954 PR rtl-optimization/18861
6955 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6956 (FULL_STATE): Define.
6957 (mark_tablejump_edge): New function.
6958 (purge_dead_tablejump_edges): New function.
6959 (find_bb_boundaries): Use it.
6961 PR tree-optimization/18828
6962 * builtins.c (expand_builtin_next_arg): Remove argument and all
6963 the argument checking.
6964 (expand_builtin): Adjust caller.
6965 (expand_builtin_va_start): Likewise. Remove error for too many
6967 (fold_builtin_next_arg): Issue error for too many arguments.
6968 After checking arguments, replace them with magic arguments that
6969 prevent further checking of the args.
6971 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6973 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6975 2005-01-06 Roger Sayle <roger@eyesopen.com>
6978 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6979 and %{.S:...} (and their negative variants) to test whether the
6980 input file is assembler or pre-processed-assembler independent of
6981 the actual filename extension.
6983 2005-01-06 Roger Sayle <roger@eyesopen.com>
6985 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6986 of sign or zero extended values.
6988 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6990 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6991 for IBM long double format correctly.
6993 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6995 Fix PR tree-optimization/18792
6997 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6998 to first_loop_depth, and use loop depth instead of loop number.
6999 (build_classic_dir_vector): Ditto.
7000 (compute_data_dependences_for_loop): Use depth, not loop number.
7001 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7002 number. Pass in loops, instead of loop numbers.
7003 (gather_interchange_stats): Ditto.
7004 (linear_transform_loops): Ditto.
7006 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7009 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7010 biv_fits_mode_p, extension_within_bounds_p): New functions.
7011 (check_ext_dependent_givs): Use them.
7013 2005-01-06 Roger Sayle <roger@eyesopen.com>
7015 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7016 more than one barrier, in which case we should delete them all.
7018 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7020 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7022 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7024 Fix PR middle-end/19286
7026 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7027 output this subprogram, simply ignore this attempt to do it again.
7028 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7029 origin attribute if it's not possible.
7030 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7031 (decls_for_scope): Ditto.
7032 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7033 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7035 2005-01-05 Richard Henderson <rth@redhat.com>
7038 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7039 (bdesc_2arg): Use it.
7040 (ix86_expand_binop_builtin): Force operands into registers
7042 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7043 ix86_expand_sse_compare, ix86_expand_sse_comi,
7044 ix86_expand_builtin): Likewise.
7046 2005-01-05 Richard Henderson <rth@redhat.com>
7048 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7050 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7051 (mulv4hi3): Set itanium_class mmmul.
7052 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7053 (fpack): Rename from fpack_sfsf.
7055 2005-01-05 Richard Henderson <rth@redhat.com>
7058 * reload1.c (do_input_reload): Restrict the optimization deleteing
7059 a previous output reload to RELOAD_FOR_INPUT.
7061 2005-01-05 Steven Bosscher <stevenb@suse.de>
7063 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7064 comment that we fall through after case.
7065 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7066 (distribute_links): Likewise.
7067 * cse.c (cse_insn): Likewise.
7068 * cselib.c (cselib_invalidate_mem): Likewise.
7069 * df.c: Update comments at the top of the file.
7070 (read_modify_subreg_p): Update comments here too.
7071 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7072 * flow.c (mark_set_1): Likewise.
7073 (mark_used_regs): Likewise.
7074 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7075 (canon_list_insert): Likewise.
7076 (mark_set): Likewise.
7077 (try_replace_reg): Likewise.
7078 (store_killed_in_insn): Likewise.
7079 * loop.c (count_one_set): Likewise.
7080 (basic_induction_var): Likewise.
7081 * postreload-gcse.c (find_mem_conflicts): Likewise.
7082 * postreload.c (reload_combine_note_store): Likewise.
7083 (move2add_note_store): Likewise.
7084 * reload.c (find_equiv_reg): Likewise.
7085 (mark_referenced_resources): Likewise.
7086 * rtlanal.c (set_noop_p): Likewise.
7087 (note_stores): Likewise.
7088 (note_uses): Likewise.
7089 * sched-deps.c (sched_analyze_1): Likewise.
7090 * sched-rgn.c (check_live_1): Likewise.
7091 (update_live_1): Likewise.
7092 * config/i860/i860.c: Likewise.
7094 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7096 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7098 * doc/rtl.texi: Update documentation for bit-fields and SET.
7100 2005-01-05 Roger Sayle <roger@eyesopen.com>
7102 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7104 2005-01-05 Jan Hubicka <jh@suse.cz>
7105 Richard Henderson <rth@redhat.com>
7108 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7111 2005-01-05 Richard Henderson <rth@redhat.com>
7114 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7115 (sse_shufps): Change operand 3 to const_int_operand.
7116 (sse2_storelps): Fix typo in template.
7117 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7118 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7119 (ix86_expand_builtin): Likewise.
7121 2005-01-05 Julian Brown <julian@codesourcery.com>
7123 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7124 as aggregates for AAPCS ABIs.
7126 2005-01-05 Stan Shebs <shebs@apple.com>
7128 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7129 Mach-O getters if ppc64.
7130 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7132 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7133 signed four-byte field for global code case.
7134 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7136 2005-01-05 Roger Sayle <roger@eyesopen.com>
7139 * c-common.c: Include real.h.
7140 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7141 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7142 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7143 * Makefile.in (c-common.o): Update dependencies.
7145 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7147 * c-parse.in (asm_string): Add trailing semicolon.
7149 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7151 * c-parse.in (asm_string): New. Don't allow wide strings in
7153 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7154 asm_string instead of STRING.
7156 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7158 * c-typeck.c (constructor_no_implicit): Remove.
7159 (set_designator, process_init_element): Don't check
7160 constructor_no_implicit.
7162 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7163 Kaz Kojima <kkojima@gcc.gnu.org>
7166 * lcm.c (create_pre_exit): New.
7167 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7168 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7170 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7172 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7173 -msoft-float in target_float_switch.
7174 * arm.c (arm_override_options): Fix processing of target_float_switch.
7176 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7178 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7181 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7183 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7184 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7186 2005-01-04 Roger Sayle <roger@eyesopen.com>
7188 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7189 if deleting the then-block allows the test-block to fallthru to the
7192 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7195 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7196 after the full declaration if the are in two different TUs.
7198 2005-01-04 Richard Henderson <rth@redhat.com>
7201 * tree-sra.c (generate_one_element_init): Just
7202 call gimplify_and_add.
7203 (generate_element_init): Record the
7204 new referenced variables and mark them for renaming
7205 and split out to ...
7206 (generate_element_init_1): This.
7207 (scalarize_init): Don't call push_gimplify_context/
7208 pop_gimplify_context.
7210 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7212 * toplev.c (get_src_pwd): Handle failure of getpwd().
7214 2005-01-04 Roger Sayle <roger@eyesopen.com>
7216 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7218 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7219 all the cases handled by it are inverted by invert_truthvalue.
7221 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7223 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7224 (save_register_windowsi): Likewise.
7226 2005-01-04 Richard Henderson <rth@redhat.com>
7228 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7230 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7233 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7234 any simplifications of vector mode comparison operators.
7235 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7237 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7238 Devang Patel <dpatel@apple.com>
7240 PR tree-optimization/18308
7241 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7242 the operands before creating a new expression.
7243 * dojump.c (do_jump): Make drop_through_label available
7244 for all cases. Add expansion of COND_EXPR.
7246 2005-01-04 Ira Rosen <irar@il.ibm.com>
7248 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7249 INTEGER_CST instead of TREE_CONSTANT.
7250 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7251 instead of TREE_CONSTANT.
7252 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7253 instead of TREE_CONSTANT.
7255 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7257 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7259 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7262 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7263 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7265 2005-01-03 Richard Henderson <rth@redhat.com>
7267 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7268 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7269 fold_convert_const_real_from_real): Split out from ...
7270 (fold_convert_const): ... here.
7272 2005-01-03 Richard Henderson <rth@redhat.com>
7275 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7276 (mov<MMXMODEI>_internal): Likewise.
7277 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7278 Add V2SF case; use it for SSE1; don't use TI.
7279 (movdf_integer): Likewise.
7280 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7282 2005-01-03 Ira Rosen <irar@il.ibm.com>
7284 * tree-vectorizer.c (vect_strip_conversions): New function.
7285 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7286 check for binary class.
7288 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7292 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7294 * gimple-low.c (mark_blocks_with_used_vars): New function.
7295 (mark_blocks_with_used_subblocks): Ditto.
7296 (mark_used_blocks): Ditto.
7297 (pass_mark_used_blocks): New pass.
7298 * tree-inline.c: Include debug.h.
7299 (expand_call_inline): Call outlining_inline_function here.
7300 * tree-optimize.c (init_tree_optimization_passes): Add
7301 pass_mark_used_blocks.
7302 * tree-pass.h (pass_mark_used_blocks): New.
7303 * Makefile.in (tree-inline.o): Add debug.h dependency.
7305 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7307 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7308 VAR_DECLs to have weak_import attribute.
7310 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7313 2004-01-03 Steven Bosscher <stevenb@suse.de>
7315 * passes.c (rest_of_compilation): Don't run regmove if only
7316 flag_expensive_optimizations, require flag_regmove instead.
7318 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7320 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7322 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7323 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7324 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7325 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7327 2005-01-03 Richard Henderson <rth@redhat.com>
7329 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7330 (ia64_const_ok_for_letter_p): New.
7331 (ia64_const_double_ok_for_letter_p): New.
7332 (ia64_extra_constraint): New.
7333 (ia64_expand_vecint_compare): New.
7334 (ia64_expand_vcondu_v2si): New.
7335 (ia64_expand_vecint_cmov): New.
7336 (ia64_expand_vecint_minmax): New.
7337 (ia64_print_operand): Add 'v'.
7338 (ia64_preferred_reload_class): New.
7339 (ia64_vector_mode_supported_p): New.
7340 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7341 (PREFERRED_RELOAD_CLASS): Move to function.
7342 (CONST_OK_FOR_LETTER_P): Move to function.
7343 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7344 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7345 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7346 (EXTRA_CONSTRAINT): Move to function.
7347 * config/ia64/ia64.md: Include vect.md.
7348 (itanium_class): Add mmalua.
7350 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7352 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7353 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7355 (const_int_2bit_operand): New.
7356 (fr_reg_or_0_operand): New.
7357 * config/ia64/ia64-modes.def: Add vector modes.
7358 * config/ia64/ia64-protos.h: Update.
7359 * config/ia64/vect.md: New file.
7361 2005-01-03 Richard Henderson <rth@redhat.com>
7363 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7365 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7368 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7370 (log1pdf2): Change mode of operands[0,1] to DFmode.
7372 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7374 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7375 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7376 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7377 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7378 SPARC_RELAXED_ORDERING.
7380 2005-01-03 Richard Henderson <rth@redhat.com>
7381 Uros Bizjak <uros@kss-loka.si>
7384 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7385 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7386 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7388 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7389 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7390 const_pow2_1_to_128_operand): New predicates.
7392 2005-01-02 Greg McGary <greg@mcgary.org>
7394 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7396 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7397 object. [ptr_type]: Remove unused variable.
7398 Remember nearest addressable array-element or record-component
7399 when checking bitfield components. Tolerate empty BIND_EXPR.
7401 2005-01-01 Richard Henderson <rth@redhat.com>
7403 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7404 that don't narrow the value. Fail for other conversions.
7406 2005-01-01 Richard Henderson <rth@redhat.com>
7409 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7410 * c-lang.c (finish_file): Don't do it here.
7411 * objc/objc-act.c (objc_finish_file): Likewise.
7413 * cgraph.c (decl_assembler_name_equal): New.
7414 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7415 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7416 * cgraph.h (struct cgraph_varpool_node): Add next.
7417 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7418 * varasm.c (assemble_alias): Mark the target as needed.
7420 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7423 * function.c (get_arg_pointer_save_area): Use entry_of_function
7424 instead of get_insns.
7426 2005-01-01 Roger Sayle <roger@eyesopen.com>
7427 Andrew Pinski <pinskia@physics.uc.edu>
7428 James E. Wilson <wilson@specifixinc.com>
7430 PR rtl-optimization/12092
7431 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7434 2005-01-01 Roger Sayle <roger@eyesopen.com>
7435 Olivier Hainque <hainque@act-europe.fr>
7437 * tree.c (int_fits_type_p): A narrower type always fits in a
7438 wider one, except for negative values into unsigned types.
7440 2005-01-01 Roger Sayle <roger@eyesopen.com>
7442 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7443 with the original constant rather than require TREE_OVERFLOW.
7445 2005-01-01 Steven Bosscher <stevenb@suse.de>
7448 * c-decl.c (finish_function): If compiling C99, annotate the
7449 compiler generated return with the current file name and line 0.
7450 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7451 the source line is greater than 0.
7452 (remove_bb): Likewise.
7454 See ChangeLog.12 for earlier changes.