1 2005-03-16 Roger Sayle <roger@eyesopen.com>
3 * optabs.c (expand_copysign_absneg): Make static.
4 * optabs.h (expand_copysign_absneg): Delete prototype.
5 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7 2005-03-16 Richard Henderson <rth@redhat.com>
10 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
11 (alias_pairs): Rename from output_defs.
12 (find_decl_and_mark_needed): Split out from assemble_alias.
13 (do_assemble_alias): New.
14 (assemble_output_def): Remove.
15 (finish_aliases_1, finish_aliases_2): New.
16 (process_pending_assemble_output_defs): Remove.
17 (assemble_alias): Defer aliases for which we don't yet have a
18 non-external decl for the target symbol.
19 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
20 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
21 * toplev.c (compile_file): Use finish_aliases_2 instead of
22 process_pending_assemble_output_defs.
23 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
24 (process_pending_assemble_output_defs): Remove.
26 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
28 Fix PR tree-optimization/20489
30 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
33 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
35 Fix PR tree-optimization/20490
37 * tree-ssa-pre.c (create_expression_by_pieces): Use
38 force_gimple_operand on result of fold.
40 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
42 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
43 of closing parenthesis.
45 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
47 * builtins.c (expand_movstr): Update a call to
49 (expand_builtin_strncpy): Update a call to
51 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
52 arguments of CALL_EXPR.
53 (fold_builtin_1): Update calls to fold_builtin_strcpy and
55 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
56 * tree.h: Update the prototypes of fold_builtin_strcpy and
59 2005-03-16 Steven Bosscher <stevenb@suse.de>
60 Dorit Naishlos <dorit@il.ibm.com>
62 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
63 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
66 2005-03-16 Steven Bosscher <stevenb@suse.de>
68 * tree-inline.c (walk_type_fields, walk_tree,
69 walk_tree_without_duplicates): Move from here...
72 2005-03-15 Zack Weinberg <zack@codesourcery.com>
74 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
75 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
76 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
77 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
78 (version): Define using $(BASEVER_c).
79 (Makefile, config.status, build/gcov-iov.o): No longer depends on
81 (version.o): Depend on version files; add custom generation command.
82 (prefix.o): Define BASEVER on command line.
83 (s-iov): Depend on version files; adjust command.
84 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
86 (gcc-vers.texi): New rule.
87 (doc/%.info, doc/%.dvi): Add -I . to command line.
88 (doc/gccinstall.dvi): Likewise.
89 (PACKAGE): Delete. All uses replaced with "gcc".
90 * aclocal.m4: Do not include gcc-version.m4.
91 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
92 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
93 Set is_release based on contents of DEV-PHASE.
94 Set gcc_version based on contents of BASE-VER.
95 Define WIN32_REGISTRY_KEY only if the user overrode the default.
96 * config.in, configure: Regenerate.
97 * gccbug.in: Determine version of GCC in use at runtime.
98 * gcov-iov.c: Get version number and development phase from
99 command line, not by including version.c.
100 * intl.c: Replace all uses of PACKAGE with "gcc".
101 * libada-mk.in: Delete unused "gcc_version" variable.
102 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
103 * version.c: (VERSUFFIX): New hook for redistributors; adjust
105 (version_string): Put together from pieces.
106 * config/alpha/x-vms: Do not use $(gcc_version).
107 * config/i386/t-nwld: Likewise.
108 * doc/include/gcc-common.texi: Include gcc-vers.texi for
109 version-GCC and DEVELOPMENT.
111 2005-03-15 Roger Sayle <roger@eyesopen.com>
113 PR tree-optimization/17454
114 * tree.c (tree_size): Add case for TREE_BINFO.
115 * fold-const.c (fold_checksum_tree): Only clear the overloaded
116 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
118 2005-03-15 Roger Sayle <roger@eyesopen.com>
120 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
121 op1 whilst expanding the signed widenening multiply variant.
123 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
125 * toplev.c (display_target_options): Avoid unused variable warning if
126 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
127 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
128 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
129 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
130 (mips_isa_info): New variable.
131 (mips_parse_cpu): Remove the first argument and leave the caller
133 (TARGET_HANDLE_OPTION): Override default.
134 (mips_handle_option): New function. Move option validation code from...
135 (override_options): ...here. Update calls to mips_parse_cpu.
136 * config/mips/mips.h (mips_arch_string, mips_tune_string)
137 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
138 (SUBTARGET_TARGET_OPTIONS): Delete.
139 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
140 (mno-flush-func, mtune=): New options.
142 2005-03-15 Roger Sayle <roger@eyesopen.com>
143 Richard Henderson <rth@redhat.com>
145 * real.c (c4x_single_format, c4x_extended_format): Provide values
146 for signbit_ro for c4x's single and extended floating point formats.
147 * optabs.c (expand_copysign): Use the floating point format's
148 signbit_ro for expanding via expand_copysign_absneg, and it's
149 signbit_rw field for expanding via expand_copysign_bit.
151 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
153 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
154 known_alignment_for_access_p.
155 (known_alignment_for_access_p): New.
156 (do_peeling_for_alignment): Field made int instead of bool and renamed
157 to peeling_for_alignment.
158 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
159 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
160 functionality used to be in vect_analyze_operations.
161 (vect_analyze_operations): Code to determine vectorization factor was
162 moved to vect_determine_vectorization_factor.
163 (vect_enhance_data_refs_alignment): Update to correct alignment when it
164 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
166 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
167 be part of vect_analyze_operations).
168 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
169 creating the guard condition, as the number of iterations may be
171 (slpeel_tree_peel_loop_to_edge): Use new name of
172 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
173 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
174 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
175 (vect_do_peeling_for_alignment): Use fold.
176 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
178 (vect_update_inits_of_dr): Renamed to
179 vect_update_init_of_dr.
180 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
181 (vectorizable_store): Fix assertion to use == instead of =.
183 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
185 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
186 call_used_regs for wCG registers.
188 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
190 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
191 for non-offsettable memory references to cope with outstanding reload
192 replacements, take 2.
194 2005-03-15 Uros Bizjak <uros@kss-loka.si>
197 * config/i386/i386.h (x86_fisttp): New.
198 (TARGET_FISTTP): New macro.
199 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
200 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
201 instruction when fisttp flag is set.
202 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
204 * config/i386/i386.md (type attribute): Add fisttp.
205 (unit attribute): Set to i387 for fisttp type.
206 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
207 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
209 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
210 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
212 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
213 patterns for TARGET_FISTTP. Enable patterns for
214 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
215 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
216 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
217 implement fisttp x87 insn.
218 (fix_trunc*_i387_fisttp splitters): New patterns.
219 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
220 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
221 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
223 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
224 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
225 Implement using mode macros. Disable patterns for TARGET_FISTTP.
226 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
227 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
228 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
229 Disable patterns for TARGET_FISTTP.
230 (fix_trunc*_i387 splitters): Implement usign mode macros.
231 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
232 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
233 (fix_trunx*_sse peephole2s): Implement using mode macros.
235 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
237 PR rtl-optimization/20291
238 * combine.c (try_combine): If splitting fails, re-try with
239 original combined pattern, i.e. before clobber stripping.
241 2005-03-14 Eric Christopher <echristo@redhat.com>
243 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
244 STACK_GROWS_DOWNWARD.
246 2005-03-14 Roger Sayle <roger@eyesopen.com>
248 * real.h (struct real_format): Split the signbit field into two
249 two fields, signbit_ro and signbit_rw.
250 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
251 mips_double_format, ieee_extended_motorola_format,
252 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
253 ieee_extended_intel_128_format, ibm_extended_format,
254 mips_extended_format, ieee_quad_format, mips_quad_format,
255 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
256 i370_double_format, c4x_single_format, c4x_extended_format,
257 real_internal_format): Update initializers for new field.
258 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
259 real_format structure.
260 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
261 field of the real_format structure.
263 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
265 Fix PR tree-optimization/20458
267 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
268 DECL_EXTERNAL on STRUCT_FIELD tags.
269 (clear_call_clobbered): Ditto.
270 * tree-ssa-operands.c (note_addressable): Make sure the original
271 variable doesn't slip into the addressable list if we have
273 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
276 2005-03-14 Geoffrey Keating <geoffk@apple.com>
278 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
279 (-fwide-exec-charset): Likewise.
280 (-finput-charset): Likewise.
281 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
282 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
283 * c.opt (Wnormalized): New.
285 2005-03-14 Devang Patel <dpatel@apple.com>
287 * doc/invoke.texi: Add reference to Visibility document.
289 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
291 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
292 MASK_SPLIT_ADDRESSES.
293 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
294 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
295 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
296 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
297 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
298 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
299 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
300 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
301 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
302 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
303 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
304 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
305 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
306 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
307 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
308 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
309 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
310 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
311 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
312 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
313 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
314 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
315 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
316 (TARGET_EXPLICIT_RELOCS): Delete.
317 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
318 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
319 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
320 (override_options): Set MASK_LONG64 if -mint64 is given and no
321 -mlongXX option is. Complain about -mint64 -mlong32.
322 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
323 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
324 * config/mips/mips.opt: New file.
326 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
328 * config.gcc (extra_options): New variable for listing option files.
329 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
330 * configure.ac (extra_opt_files): New AC_SUBST variable.
331 (tm_file_list, tm_include_list): Include options.h first.
332 * configure: Regenerate.
333 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
334 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
335 (s-options-h): New rule.
336 (options.h): Depend on it.
337 (TEXI_GCCINT_FILES): Add options.texi.
338 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
339 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
340 * target.h (gcc_target): Add default_target_flags and handle_option.
341 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
342 (TARGET_HANDLE_OPTION): New macros.
343 (TARGET_INITIALIZER): Include them.
344 * opt-functions.awk (opt_args, nth_arg): New functions.
345 (switch_flags): Handle the "Target" flag.
347 (var_name): Use opt_args and nth_arg.
348 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
349 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
350 macros for the "Mask" and "InverseMask" options.
351 * opts.h (cl_var_cond): New enum.
352 (cl_option): Replace the "has_set_value" and "set_value" fields with
353 "var_cond" and "var_value".
354 (CL_TARGET): New macro.
355 (option_enabled, print_filtered_help): Declare.
356 (decode_options): Move definition.
357 * opts.c (handle_option): Search for the original option before
358 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
359 var_cond and var_value fields. Use targetm.handle_option to handle
361 (decode_options): Set target_flags to targetm.default_target_flags.
362 (print_filtered_help): Make global. Handle CL_TARGET.
363 (option_enabled): New function.
364 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
365 (display_target_options, set_target_switch, print_switch_values)
366 (default_pch_valid_p): Guard uses of target_switches with
367 #ifdef TARGET_SWITCHES. Also...
368 (display_target_options): Display the CL_TARGET entries in cl_options.
369 (set_target_option): Don't complain about the "" option when
370 TARGET_SWITCHES is undefined.
371 (print_switch_values): Use option_enabled.
372 (default_pch_valid_p): Check cl_options[] when looking for something
373 that has changed the value of target_flags.
374 * c.opt: Remove documentation from top of file.
375 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
376 * doc/sourecebuild.texi: Refer to the new options documentation
377 instead of c.opt. Document machine-specific .opt files.
378 * doc/tm.texi (target_flags): Say that this variable is declared
380 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
381 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
383 * doc/options.texi: New file.
385 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
388 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
391 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
394 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
395 temporary variable of pointer type if an lvalues is required.
396 (gimplify_modify_expr_rhs): Request an rvalue from it.
397 (gimplify_expr): Pass fallback on.
399 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
401 * cfgbuild.c: Update comments.
403 2005-03-14 Roger Sayle <roger@eyesopen.com>
405 PR rtl-optimization/17236
406 * optabs.c (expand_doubleword_mult): New helper function split out
407 from expand_binop. Permute the order in which instructions are
408 emitted to minimize the number of simultaneously live registers.
409 (expand_binop): Call expand_doubleword_mult to synthesize a double
412 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
414 * basic-block.h: Update the prototypes of cached_make_edge and
416 * cfg.c (cached_make_edge): Take edge_cache representing one
417 row of the adjacency matrix of edges.
418 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
419 (make_edges): Initialize edge_cache to represent one row of
420 the adjacency matrix of edges.
422 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
424 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
426 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
427 Remove unused removed_phis variable.
428 (conditional_replacement): Use build1/build2.
429 (abs_replacement): Use last_and_only_stmt and build1/build2.
431 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
433 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
434 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
435 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
436 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
437 * c-common.c (handle_novops_attribute): New function.
438 (c_common_attribute_table): Add "no vops" entry.
439 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
440 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
441 * tree-ssa-operands.c (get_call_expr_operands): Do not
442 create virtual operands for calls with ECF_NOVOPS flag.
443 * tree.h (DECL_IS_NOVOPS): New macro.
444 (struct tree_decl): Add novops_flag.
445 (ECF_NOVOPS): New constant.
447 2005-03-14 Uros Bizjak <uros@kss-loka.si>
450 * config/i386/i386.c (x86_use_himode_fiop): New.
451 (x86_use_simode_fiop): Rename from x86_use_fiop.
452 * config/i386/i386.h (x86_use_himode_fiop): Declare.
453 (TARGET_USE_HIMODE_FIOP): New.
454 (x86_use_simode_fiop): Rename from x86_use_fiop.
455 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
457 * config/i386/i386.md (X87MODEI12): New mode macro define.
458 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
459 to implement x87 FP compare with HImode input operands.
460 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
461 Use X87MODEI12 mode macro to handle HImode input operands.
462 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
463 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
464 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
465 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
466 macro to implement x87 operators with HImode input operands.
467 (fop splitters): Use X87MODEI12 mode macro to handle HImode
470 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
472 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
474 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
477 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
479 * basic-block.h (BB_VISITED): Removed.
480 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
482 2005-03-14 Falk Hueffner <falk@debian.org>
485 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
487 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
489 * ggc-zone.c: Fix comment typos.
491 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
492 stringpool.c, config/mips/mips-protos.h: Update copyright.
494 2005-03-14 Alan Modra <amodra@bigpond.net.au>
496 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
497 throughout with its typedef, "rtx".
498 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
499 (rs6000_tls_symbol_ref_1): Remove inline keyword.
500 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
501 regs in comment to match code.
503 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
505 * except.c (check_handled): Make it static.
506 * except.h: Remove the corresponding prototype.
508 * function.c (get_func_frame_size): Make it static.
509 * function.h: Remove the corresponding type.
511 * regclass.c (reg_class_superclasses, reg_class_subclasses):
513 * hard-reg-set.h: Remove the corresponding declarations.
515 * tree-cfg.c (verify_stmts): Check that
516 bb_for_stmt (stmt) == bb for every PHI node and statement.
518 2005-03-14 Alan Modra <amodra@bigpond.net.au>
520 * config.gcc: Remove excess indentation.
521 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
523 2005-03-13 Roger Sayle <roger@eyesopen.com>
526 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
527 * fold-const.c (fold_sign_changed_comparison): Likewise.
528 (fold_binary): Optimize comparisons against widened operands if
529 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
531 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
533 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
534 (sparc_override_options): Initialize it.
535 (sparc_struct_value_rtx): Set it on the MEM to be returned.
537 2005-03-13 David Edelsohn <edelsohn@gnu.org>
539 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
540 (reg_or_none500mem_operand): New predicate.
541 (zero_reg_mem_operand): New predicate.
542 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
543 to reg_or_none500mem_operand.
544 (extendsfdf2_fpr): Add MEM alternative.
545 (extenddftf2_internal): Change operand2 predicate to
546 zero_reg_mem_operand.
548 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
550 * ggc-zone.c: Rewritten.
552 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
554 * configure.ac: Define GGC_ZONE for --with-gc=zone.
555 * config.in: Regenerated.
556 * configure: Regenerated.
557 * gengtype.c (write_types_process_field, write_func_for_structure):
558 Pass new argument to gt_pch_note_object.
559 * ggc-common.c (struct ptr_data): Add TYPE.
560 (gt_pch_note_object): Take TYPE argument and save it.
561 (call_count): Update call to ggc_pch_count_object.
562 (call_alloc): Update call to ggc_pch_alloc_object.
563 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
565 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
566 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
567 (ggc_alloc_zone_stat): Delete.
568 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
569 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
570 (ggc_pch_alloc_object): Update prototypes.
571 (garbage_zone): Delete.
572 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
573 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
575 (tree_id_zone): New variable.
576 (ggc_alloc_cleared_zone): Remove unused.
577 (ggc_alloc_zone): Define.
578 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
579 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
581 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
582 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
583 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
584 (make_node_stat): Likewise. Use tree_id_zone.
586 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
587 Joseph S. Myers <joseph@codesourcery.com>
589 * configure.ac: Check for MIPS TLS.
590 * configure: Regenerated.
591 * config/mips/mips-protos.h (enum mips_symbol_type): Add
592 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
593 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
594 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
595 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
596 (mips_classify_symbol, mips_symbolic_constant_p)
597 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
598 (mips_tls_operand_p, mips_call_tls_get_addr)
599 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
600 (mips_tls_symbol_ref_1): New functions.
601 (mips_legitimize_address, mips_legitimize_const_move): Call
602 mips_legitimize_tls_address.
603 (override_options): Handle V1_REG and TLS symbols. Disable TLS
605 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
606 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
607 (mips_char_to_class): Document V1_REG.
608 (HAVE_AS_TLS): Provide default.
609 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
611 (load_got<mode>): Renamed from *load_got<mode>. Allow when
613 (tls_get_tp_<mode>): New instruction.
615 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
617 * configure.ac: Update checks for target tools.
618 * configure: Regenerated.
620 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
622 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
624 2005-03-13 Roger Sayle <roger@eyesopen.com>
626 * expmed.c (expand_mult): Use synthetic multiplication sequences for
627 more classes of DImode multiplication by constant. Allow both
628 multiplication by small negative constants (by performing a
629 multiplication by a positive constant and negating the result) and
630 multiplications by large powers of two, by using a left shift.
632 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
634 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
635 of basic blocks into work_stack.
637 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
638 config/mips/vr.h: Update copyright.
640 * c-decl.c (c_init_decl_processing): Remove useless calls to
643 * builtins.c (fold_trunc_transparent_mathfn,
644 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
645 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
646 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
647 fold_builtin_strcpy, fold_builtin_strncpy,
648 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
651 * builtins.c (expand_builtin_mathfn_3): Remove local variable
654 * lambda-code.c (lambda_compute_auxillary_space): Remove local
655 variable determinant.
657 * tree-cfg.c (group_case_labels): Remove local variable type.
659 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
662 * tree-ssa-phiopt.c (value_replacement): Remove local variable
665 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
668 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
669 (*movmemqi_insn): Delete.
672 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
674 * builtins.c (fold_builtin_classify): Take decomposed
675 arguments of CALL_EXPR.
676 (fold_builtin_1): Update a call to fold_builtin_classify.
678 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
681 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
682 through into call to parser_xref_tag after parse error.
683 (c_parser_struct_declaration): Consistently return NULL_TREE on
686 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
688 * tree-flow-inline.h (ref_contains_array_ref): New function.
689 (lookup_subvars_for_var): Ditto.
690 (get_subvars_for_var): Ditto.
691 (var_can_have_subvars): Ditto.
693 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
694 (struct subvar): New type.
696 * tree-dfa.c (okay_component_ref_for_subvars): New function.
698 * tree-optimize.c (init_tree_optimization_passes): Call
699 pass_create_structure_vars.
701 * tree-ssa-alias.c: Include vec.h.
702 (init_alias_info): Don't auto-clear call clobbered on struct-field
704 (compute_flow_insensitive_aliasing): Handle subvars.
705 (group_aliases): Handle STRUCT_FIELD aliases.
706 (setup_pointers_and_addressables): Ditto.
707 Don't mark variables non-addressable if they still have
709 Also mark subvars addressable when the real variable is marked
711 (add_pointed_to_var): Try to prune the pointed-to set by only
712 pointing to subvars when possible.
713 Otherwise, make sure we set addresses_needed and pt_vars to
714 properly include subvars.
715 (bitpos_of_field): New function.
716 (push_fields_onto_fieldstack): Ditto.
717 (get_or_create_used_part_for): Ditto.
718 (create_overlap_variables_for): Ditto.
719 (find_used_portions): Ditto.
720 (create_structure_vars): Ditto.
721 (pass_create_structure_vars): New structure.
723 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
724 (get_expr_operands): Handle subvars. Also try to turn
725 COMPONENT_REF accesses into must-defs now that we can accurately
727 (note_addressable): Try to only mark as addressable those subvars
728 we know a COMPONENT_REF touches.
729 (overlap_subvar): New function.
731 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
732 Handle subvar storing.
733 (vect_address_analysis): Update caller of vect_object_analysis.
735 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
737 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
738 (STMT_VINFO_SUBVARS): New macro.
740 * common.opts: add flag_tree_salias.
742 * opts.c (decode_options): flag_tree_salias defaults to on.
744 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
746 * doc/tree-ssa.texi: Document structural alias analysis.
748 2005-03-12 Steven Bosscher <stevenb@suse.de>
750 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
751 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
752 * tree-ssa-operands.c (get_expr_operands): Likewise.
753 (get_expr_operands): Likewise for ERROR_MARK.
755 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
757 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
760 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
763 * tree-ssa-pre.c (compute_avail): Remove local variable val.
764 (mark_operand_necessary): Remove local variable ver.
766 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
769 * value-prof.c (mod_subtract_transform): Remove local variable
772 * builtins.c (fold_builtin_exponent): Take decomposed
773 arguments of CALL_EXPR.
774 (fold_builtin_1): Update a call to fold_builtin_exponent.
776 * builtins.c (fold_builtin_logarithm): Take decomposed
777 arguments of CALL_EXPR.
778 (fold_builtin_1): Update a call to fold_builtin_logarithm.
780 * c-decl.c (c_init_decl_processing): Remove local variables
781 ptr_ftype_void and ptr_ftype_ptr.
783 * gimplify.c (gimplify_expr): Remove local variables r0 and
786 * reg-stack.c (move_for_stack_reg): Remove local variable
788 (compare_for_stack_reg): Remove local variable flags_user.
789 (convert_regs_1): Remove local variable deleted.
791 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
793 (combine_blocks): Remove local variables exits and new_e.
795 * tree-inline.c (expand_call_inline): Remove local variable
798 * tree-ssa-live.c (create_ssa_var_map,
799 calculate_live_on_entry): Remove local variable snn.
801 2005-03-12 Geoffrey Keating <geoffk@apple.com>
803 * c-lex.c (c_lex_with_flags): Add parameter to call to
806 2005-03-11 Per Bothner <per@bothner.com>
808 * c-tree.h (struct c_declarator): New id_loc field.
809 * c-pragma.h (c_lex_with_flags): Take position reference.
810 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
811 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
812 (c_lex): Pass dummy location to c_lex_with_flags.
813 * c-parser.c (c_lex_one_token): Set c_token's location using
814 c_lex_with_flags, instead of input_location, which might be "ahead".
815 (c_parser_direct_declarator): Set declarator's id_loc from
817 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
818 declarator's id_loc, rather than probably-imprecise input_location.
819 (build_id_declarator): Initialize c_declarator's id_loc field.
821 2005-03-11 Roger Sayle <roger@eyesopen.com>
824 * builtins.c (expand_builtin_signbit): Force the signbit's word
825 into an integer register to avoid SUBREGs of floating point modes.
827 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
829 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
830 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
831 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
832 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
834 2005-03-11 David Edelsohn <edelsohn@gnu.org>
836 PR rtl-optimization/20306
837 * expr.c (emit_move_complex): Set try_int false if mode is
838 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
839 emit_block_move if try_int is true.
841 2005-03-11 Richard Henderson <rth@redhat.com>
844 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
845 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
848 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
850 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
851 (TARGET_FIX_VR4130): New macro.
852 (TARGET_OPTIONS): Add -mfix-vr4130.
853 (ISA_HAS_MACCHI): New macro.
854 (ASM_SPEC): Add -mfix-vr4130.
855 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
856 (override_options): Handle mips_fix_vr4130_string.
857 (mips_avoid_hazards): Clear all_noreorder_p
858 if we're working around VR4130 errata and the macc alternatives
860 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
861 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
862 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
863 (MULTILIB_DEFAULTS): Remove leading "march=".
864 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
865 if no architecture option is given.
866 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
868 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
869 * doc/invoke.texi: Document -mfix-vr4130.
871 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
873 * config/mips/mips.c (override_options): Only warn about -mint64
874 deprecation if TARGET_INT64.
876 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
878 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
879 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
880 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
881 are non-specific regarding the nonnull parameter positions.
882 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
883 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
884 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
885 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
887 * builtins.def: Use the non-specific "nonnull" attibute lists.
889 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
891 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
892 single_pred_edge, single_succ, single_pred): Improve comments.
894 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
896 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
897 single_pred_edge, single_succ, single_pred): New inline functions.
898 * bb-reorder.c (rotate_loop, find_traces_1_round,
899 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
900 duplicate_computed_gotos): Use the single_succ/pred functions.
901 * cfganal.c (forwarder_block_p): Ditto.
902 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
903 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
904 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
905 merge_seq_blocks): Ditto.
906 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
907 * cfglayout.c (fixup_reorder_chain): Ditto.
908 * cfgloop.c (mark_single_exit_loops, update_latch_info,
909 canonicalize_loop_headers, verify_loop_structure): Ditto.
910 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
911 mfb_update_loops, create_preheader, force_single_succ_latches,
912 create_loop_notes): Ditto.
913 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
914 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
915 commit_one_edge_insertion, purge_dead_edges,
916 cfg_layout_can_merge_blocks_p): Ditto.
917 * except.c (sjlj_emit_function_enter): Ditto.
918 * flow.c (init_propagate_block_info): Ditto.
919 * function.c (thread_prologue_and_epilogue_insns): Ditto.
920 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
921 insert_insn_end_bb): Ditto.
922 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
923 find_if_case_2): Ditto.
924 * lambda-code.c (perfect_nestify): Ditto.
925 * lcm.c (optimize_mode_switching): Ditto.
926 * loop-doloop.c (doloop_modify): Ditto.
927 * loop-init.c (loop_optimizer_init): Ditto.
928 * loop-iv.c (simplify_using_initial_values): Ditto.
929 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
930 * loop-unswitch.c (unswitch_loop): Ditto.
931 * modulo-sched.c (generate_prolog_epilog): Ditto.
932 * predict.c (combine_predictions_for_insn, estimate_probability,
933 tree_estimate_probability, last_basic_block_p,
934 estimate_bb_frequencies): Ditto.
935 * profile.c (branch_prob): Ditto.
936 * regrename.c (copyprop_hardreg_forward): Ditto.
937 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
938 * tracer.c (layout_superblocks): Ditto.
939 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
940 cfg_remove_useless_stmts_bb, cleanup_control_flow,
941 cleanup_control_expr_graph, disband_implicit_edges,
942 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
943 tree_verify_flow_info, tree_make_forwarder_block,
944 tree_forwarder_block_p, remove_forwarder_block,
945 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
946 * tree-if-conv.c (tree_if_conversion): Ditto.
947 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
948 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
949 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
950 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
951 copy_loop_headers): Ditto.
952 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
953 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
954 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
955 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
956 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
957 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
958 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
959 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
960 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
961 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
962 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
963 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
964 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
965 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
966 slpeel_add_loop_guard): Ditto.
968 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
970 PR tree-optimization/15784
971 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
974 * stmt.c (expand_case): Don't change index_type. Convert minval
977 PR tree-optimization/20130
978 * fold-const.c (fold): Fold x * -1 into -x.
980 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
982 PR rtl-optimization/20331
983 * rtlanal.c (modified_between_p): Check its address first for MEM.
984 (modified_in_p): Likewise.
986 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
988 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
990 2005-03-10 Steven Bosscher <stevenb@suse.de>
992 * expr.c (expand_expr_real_1): If possible, use a conditional
993 move for expanding MIN_EXPR and MAX_EXPR.
994 Use temp for moving around rtx-en.
996 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
999 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1002 2005-03-10 Roger Sayle <roger@eyesopen.com>
1004 * builtins.c (expand_builtin_signbit): Extend to handle floating
1005 point modes wider than the largest integer type, using the
1006 operand_subword_force function to obtain the signbit's word.
1008 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1011 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1012 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1014 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1016 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1018 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1020 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1022 (perform_edge_inserts): Unconditionally call
1023 free_dominator_info.
1025 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1027 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1029 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1031 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1033 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1035 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1037 (rtl_register_value_prof_hooks,
1038 tree_value_profile_transformations,
1039 tree_register_value_prof_hooks): Likewise.
1040 * var-tracking.c (stack_adjust_offset_pre_post,
1041 variable_htab_free, variable_union, dataflow_set_different_2,
1042 count_uses, variable_was_changed, set_frame_base_location,
1043 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1044 vt_add_function_parameters): Likewise.
1045 * varasm.c (named_section_real, named_section, make_decl_rtl,
1046 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1047 const_hash_1, compare_constant, copy_constant, force_const_mem,
1048 output_constant_pool_2, output_constant_pool_1, output_constant,
1049 output_constructor, make_decl_one_only, decl_tls_model,
1050 default_no_named_section, default_elf_select_section_1,
1051 default_unique_section_1): Likewise.
1052 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1053 * vmsdbgout.c (addr_const_to_string): Likewise.
1056 * function.c (struct assign_parm_data_one): Remove last_named
1058 (assign_parm_find_data_types): Don't determine last_named.
1059 Reorder named_parm determination.
1060 (assign_parms): Only setup varargs on the last non-varadic
1063 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1065 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1066 sda base address on medium model.
1068 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1070 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1071 * cfgloop.c (flow_loop_nodes_find): Export.
1072 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1074 * cfgloopmanip.c (fix_loop_structure): New function.
1075 * predict.c (predict_loops): Clean up the loops information.
1076 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1077 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1079 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1080 (rewrite_into_loop_closed_ssa): Declaration changed.
1081 * tree-loop-linear.c (linear_transform_loops): Add argument to
1082 rewrite_into_loop_closed_ssa call.
1083 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1084 * tree-ssa-loop-im.c (move_computations): Ditto.
1085 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1086 * tree-vectorizer.c (vectorize_loops): Ditto.
1087 * tree-optimize.c: Include cfgloop.h.
1088 (execute_todo): Choose whether to call cleanup_tree_cfg or
1089 cleanup_tree_cfg_loop.
1090 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1091 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1092 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1093 cleanup_tree_cfg_loop call.
1094 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1095 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1096 work on part of cfg.
1098 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1101 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1102 with multiple alternatives.
1104 * stmt.c (parse_output_constraint): Fix a typo.
1106 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1108 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1109 assembly directive instead of deprecated "no-generics".
1111 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1113 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1114 for non-offsettable memory references to cope with outstanding reload
1116 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1117 avoid losing outstanding address reloads.
1118 ("reload_outdi", "reload_outdf"): Likewise.
1120 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1122 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1123 code. Add more cbrt transformations.
1125 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1127 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1129 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1131 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1132 NULL_TREE when a given tree is not simplified.
1133 (fold): Return the original tree when any of the functions
1134 mentioned above NULL_TREE.
1136 * fold-const.c (fold_unary, fold_binary): Take decomposed
1137 arguments, code, type, op0, and op1 in case of fold_binary.
1138 (fold): Update calls to fold_unary and fold_binary.
1140 2005-03-09 Roger Sayle <roger@eyesopen.com>
1142 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1143 a fndecl and an arglist instead of a CALL_EXPR, exp.
1145 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1147 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1149 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1151 * expr.c (expand_assignment): Remove orig_to_rtx.
1153 * fold-const.c (int_const_binop): Remove no_overflow.
1155 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1157 * loop-iv.c (get_biv_step_1): Remove lhs.
1159 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1161 * real.c (real_nan): Remove neg.
1163 * function.c (thread_prologue_and_epilogue_insns): Remove i
1166 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1169 * tree-eh.c (tree_could_trap_p): Remove idx.
1171 * tree-into-ssa.c (ann): Remove ann.
1173 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1175 * tree-sra.c (decide_block_copy): Remove inst_count.
1177 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1179 * tree-ssa-loop-im.c (lhs): Remove.
1181 * cfgbuild.c (state, STATE, SET_STATE,
1182 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1184 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1185 (find_basic_blocks): Set the state of each basic block to
1188 2005-03-08 Jeff Law <law@redhat.com>
1190 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1191 goto results in the removal of edges in the CFG, then we need
1192 to recompute dominators.
1194 2005-03-09 Ben Elliston <bje@au.ibm.com>
1196 * c-common.c (c_do_switch_warnings): Comment fix.
1198 2005-03-08 Julian Brown <julian@codesourcery.com>
1200 * Patch from 2005-03-08 reverted for causing regressions and
1201 ppc-darwin bootstrap failure.
1203 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1205 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1206 Define the real function for ppc-darwin.
1207 * c-typeck.c (convert_arguments): Check for target-specific
1208 invalid argument call to unprototyped function.
1209 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1211 * target.h (invalid_arg_for_unprototyped_fn): New field
1213 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1214 default target hook.
1215 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1218 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1220 * c-typeck.c (constructor_stack, constructor_range_stack,
1221 initializer_stack): Make them static.
1223 * cfg.c (rbi_pool): Make it static.
1225 * gimple-low.c (lower_stmt_body): Make it static.
1226 * tree-flow.h: Remove the corresponding prototype. Don't
1229 * sched-deps.c (cache_size): Make it static.
1231 * stor-layout.c (lang_adjust_rli): Make it static.
1233 2005-03-08 Julian Brown <julian@codesourcery.com>
1235 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1236 from being used for symbols with vague linkage when
1237 HAVE_GAS_COMDAT_GROUP is true.
1239 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1241 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1242 nlabel == JUMP_LABEL (jump).
1244 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1246 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1247 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1248 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1249 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1251 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1254 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1255 * c-common.c (handle_returns_twice): New function.
1256 (c_common_attribute_table): Declare eturns_twice' attribute.
1257 * doc/extend.texi: Document eturns_twice' attribute.
1258 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1259 (struct tree_decl): Add returns_twice_flag.
1261 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1263 * tree-ssa-phiopt.c: Fix a comment typo.
1265 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1266 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1267 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1270 2005-03-08 Richard Henderson <rth@redhat.com>
1272 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1273 builtin codes with ctzdi2, clzdi2, popcountdi2.
1274 (struct alpha_builtin_def): Add is_const.
1275 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1276 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1277 (alpha_init_builtins): Init them. Set nothrow and const attributes
1279 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1280 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1281 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1282 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1283 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1284 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1285 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1286 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1287 (TARGET_FOLD_BUILTIN): New.
1288 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1289 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1291 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1293 2005-03-08 Ira Rosen <irar@il.ibm.com>
1295 PR tree-optimization/20122
1296 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1297 condition of access function instead of base.
1299 2005-03-07 Jeff Law <law@redhat.com>
1300 Steven Bosscher <stevenb@suse.de>
1302 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1303 (find_taken_edge): Call find_taken_edge_computed_goto as
1304 appropriate. Allow any gimple invariant rather than just
1305 INTEGER_CST for VAL.
1306 (cleanup_control_flow): Cleanup a computed goto which has turned
1308 (tree_merge_blocks): If block B has any forced labels, move
1309 them to the start of block A.
1310 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1311 computed gotos as well.
1312 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1313 removal of unnecessary computed gotos too.
1314 (lookup_redirection_data): Fix type of INSERT argument. Callers
1317 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1319 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1320 Remove trailing spaces.
1322 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1323 unshare_all_trees): Make them static.
1324 * tree-gimple.h: Remove the corresponding prototypes.
1326 * diagnostic.h: Remove unused prototype
1327 debug_output_buffer.
1328 * modulo-sched.c: Remove unused prototype
1329 set_row_column_for_ps.
1331 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1332 replace_phi_edge_with_variable): Remove unused variable i.
1334 2005-03-07 Per Bothner <per@bothner.com>
1336 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1338 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1341 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1342 bbs on the COND_EXPR instead of the PHI_NODEs.
1343 (candidate_bb_for_phi_optimization): Remove.
1344 (replace_phi_with_stmt): Rename to ...
1345 (replace_phi_edge_with_variable): this and change so that we
1346 replace the phi argument instead of removing the PHI.
1347 (conditional_replacement): Change so we deal with PHI with more
1349 (value_replacement): Likewise.
1350 (abs_replacement): Likewise.
1352 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1354 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1355 output_e500_flip_gt_bit.
1357 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1359 (rs6000_generate_compare): Fix logic to look at the correct bits.
1360 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1362 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1363 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1364 gen_move_from_CR_gt_bit.
1366 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1367 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1368 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1370 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1371 (E500_CR_IOR_COMPARE): New constant.
1373 2005-03-08 Earl Chew <earl_chew@agilent.com>
1374 David Billinghurst <David.Billinghurst@riotinto.com>
1376 * config/i386/host-cygwin.c: New file to support precompiled
1378 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1379 * config.host: Use above files for cygwin host.
1381 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1383 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1384 ordering ops from earlier change.
1386 2005-03-07 Per Bothner <per@bothner.com>
1388 Various fixes to allow us to again build if --enable-mapped-location:
1389 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1390 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1391 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1392 local variable loc. Change logic appropriately.
1393 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1394 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1395 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1396 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1397 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1399 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1401 PR rtl-optimization/19683
1402 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1403 number of bytes, to smallest_int_for_mode. Fix arguments to
1404 REG_CANNOT_CHANGE_MODE_P.
1406 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1408 * reorg.c (relax_delay_slots): Check that the jump is
1409 conditional before trying to invert it.
1411 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1413 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1416 * calls (stack_arg_under_construction): Make it static.
1418 * flow.c (regs_live_at_setjmp): Make it static.
1419 * flow.h: Remove the corresponding prototype.
1421 * reload1.c (reload_startobj, reload_firstobj,
1422 something_needs_operands_changed, reload_inherited,
1423 reload_inheritance_insn, reload_override_in,
1424 reload_spill_index): Make them static.
1426 * recog.c (verify_changes): Make it static.
1427 * recog.h: Remove the corresponding prototype.
1429 * cfgbuild.c (find_sub_basic_blocks): Remove.
1430 * basic-block.h: Remove the corresponding prototype.
1431 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1433 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1435 * tree-ssa-operands.c (check_build_stmt): Remove.
1437 * stor-layout.c (set_alignment): Remove.
1438 * tree.h: Remove the corresponding prototype.
1440 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1442 * tree-ssa-dce.c (control_dependence_map,
1443 visited_control_parents): Make them static.
1445 * cfghooks.c (verify_flow_info): Remove local variable
1448 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1451 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1453 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1455 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1457 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1459 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1460 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1461 PARALLEL for an empty structure.
1463 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1465 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1467 * fold-const.c (fold_binary): Unroll the very first "for"
1470 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1472 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1473 redundant match_code test.
1474 (scc_comparison_operator): Swap match_operand and match_code
1476 (branch_positive_comparison_operator): Same.
1477 (trap_comparison_operator): Use comparison_operator and swap with
1480 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1483 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1484 (out_movhi_r_mr): Read low byte of volatile MEM first.
1485 (out_movhi_mr_r): Write high byte of volatile MEM first.
1487 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1489 * cselib.c (reg_values, reg_values_size): Make them static.
1491 * cse.c (cse_reg_info_table): Make it static.
1493 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1495 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1497 * cse.c (find_best_addr): Use canon_for_address.
1499 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1501 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1502 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1503 SUBREG and MEM, respectively.
1505 * fold-const.c (fold_binary): Use code instead of t.
1507 * fold-const.c (optimize_minmax_comparison): Take decomposed
1508 arguments code, type, op0, and op1 instead of t.
1509 (fold_binary): Update a call to optimize_minmax_comparison.
1511 * fold-const.c (fold_range_test): Take decomposed arguments
1512 code, type, op0, and op1 instead of t.
1513 (fold_binary): Update a call to fold_range_test.
1515 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1516 decomposed arguments code, type, op0, and op1 instead of t.
1517 (fold_binary): Update a call to fold_range_test.
1519 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1521 * fold-const.c (fold_binary): Avoid directly using the original
1522 expression t as much as possible.
1524 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1526 * c-semantics.c (build_stmt): Use TYPE_P instead of
1527 IS_NON_TYPE_CODE_CLASS.
1528 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1529 (NON_TYPE_CHECK): Use TYPE_P instead of
1530 IS_NON_TYPE_CODE_CLASS.
1532 * fold-const.c (fold): Remove handling of binary expressions.
1534 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1536 * doc/c-tree.texi: Wrap comments in @r{}.
1537 * doc/cpp.texi: Likewise.
1538 * doc/cppinternals.texi: Likewise.
1539 * doc/extend.texi: Likewise.
1540 * doc/md.texi: Likewise.
1541 * doc/objc.texi: Likewise.
1542 * doc/sourcebuild.texi: Likewise.
1543 * doc/tm.texi: Likewise.
1546 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1548 * predict.c (apply_return_prediction): Standardize PHI chain
1550 * tree-ssa.c (ssa_redirect_edge): Likewise.
1552 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1553 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1556 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1557 * tree-flow.h: Adjust the prototype for remove_phi_node.
1558 * lambda-code.c (perfect_nestify): Adjust a call to
1561 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1562 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1564 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1565 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1566 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1567 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1569 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1570 of GEN_INT (trunc_int_for_mode (...)).
1571 * loop-iv.c (iv_number_of_iterations): Likewise.
1572 * postreload.c (reload_cse_move2add): Likewise.
1573 * simplify-rtx.c (simplify_const_unary_operation,
1574 simplify_const_binary_operation): Likewise.
1575 * stor-layout.c (get_mode_bounds): Likewise.
1577 * fold-const.c (fold_binary): New.
1578 (fold): Call fold_binary on binary expressions.
1580 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1582 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1583 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1584 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1585 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1586 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1588 2005-03-04 Devang Patel <dpatel@apple.com>
1590 PR tree-optimization/18815
1591 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1592 loops with zero exit edges.
1594 2005-03-04 Devang Patel <dpatel@apple.com>
1596 * doc/invoke.texi: Remove reference to webpage that does not exist.
1598 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1599 Joseph S. Myers <joseph@codesourcery.com>
1602 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1603 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1604 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1605 * pa.c (get_plabel): Change argument to symbol_ref. Call
1606 maybe_get_identifier instead of get_identifier.
1607 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1608 (struct deferred_plabel): Replace name field with symbol field.
1609 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1610 ASM_OUTPUT_EXTERNAL_REAL is defined.
1611 (output_global_address): Use output_addr_const for output of all
1613 (output_deferred_plabels): Use symbol_ref instead of name for address
1615 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1616 ASM_OUTPUT_SYMBOL_REF): New macros.
1617 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1619 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1622 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1624 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1625 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1627 2005-03-04 Jeff Law <law@redhat.com>
1629 * basic-block.h (rediscover_loops_after_threading): Declare.
1630 * tree-ssa-dom.c: Include cfgloop.h.
1631 (tree_ssa_dominator_optimize): Discover loops and some basic
1632 properties. Remove forwarder blocks recreated by loop header
1633 canonicalization. Also mark backedges in the CFG.
1634 * tree-ssa-threadupdate.c: Include cfgloop.h
1635 (rediscover_loops_after_threading): Define.
1636 (struct local_info): New field, JUMP_THREADED.
1637 (prune_undesirable_thread_requests): New function.
1638 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1639 then record that fact for the callers of redirct_edges.
1640 (thread_block): If BB has incoming backedges, then call
1641 prune_undesirable_thraed_requests. Note when we are
1642 going to have to rediscover loop information. Return a
1643 boolean indicating if any jumps were threaded.
1644 (thread_through_all_blocks): Bubble up boolean indicating
1645 if any jumps were threaded.
1646 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1647 (tree-ssa-threadupdate.o): Similarly.
1649 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1651 * fold-const.c (fold_ternary): Unroll the "for" loop to
1654 2005-03-04 Andrew Haley <aph@redhat.com>
1656 * unwind-dw2-fde-glibc.c (struct
1657 unw_eh_callback_data.check_cache): New field.
1658 (frame_hdr_cache): New.
1659 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1660 Cache frame header info.
1662 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1664 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1665 (print_c_condition): Declare.
1666 * read-rtl.c (ptr_loc): New structure.
1667 (ptr_locs, ptr_loc_obstack, joined_conditions)
1668 (joined_conditions_obstack): New variables.
1669 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1670 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1671 (join_c_conditions, print_c_condition): New functions.
1672 (apply_macro_to_string): Associate the new string with the same
1673 source location as the old one.
1674 (add_condition_to_string): Use join_c_conditions.
1675 (read_string): Use set_rtx_ptr_loc to record a filename and line
1676 number for the string.
1677 (read_rtx): Initialize the new variables above.
1678 * genattrtab.c (write_test_expr, write_attr_value): Use
1680 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1681 comment above the GCC_VERSION check.
1682 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1683 Inline the definition of MAYBE_EVAL.
1684 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1685 * genoutput.c (process_template): Likewise.
1686 * genpreds.c (write_predicate_subfunction): Likewise.
1687 (write_predicate_expr): Use print_c_condition.
1688 * genrecog.c (write_cond): Likewise.
1689 * gensupport.c (process_rtx): Use join_c_conditions to join the
1690 conditions of a define_insn_and_split. Record a source location
1691 for the string after the "&&".
1692 (alter_test_for_insn): Use join_c_conditions.
1694 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1697 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1698 PR tree-optimization/15784
1699 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1702 2005-03-04 Ben Elliston <bje@au.ibm.com>
1704 * gcc.c (option_map): Add --coverage.
1705 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1706 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1707 * config/darwin.h: Pass -lgcov for `coverage'.
1708 * doc/invoke.texi (Debugging Options): Document --coverage.
1710 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1712 * gcse.c (bypass_block): Use find_edge wherever possible.
1714 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1718 * c-opts.c (c_common_parse_file): Call start_source_file
1719 and end_source_file at the approriate times.
1721 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1722 the main file, it will be done for us now.
1724 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1726 * fold-const.c (fold_ternary): New.
1727 (fold): Call fold_ternary on ternary expressions. Remove
1728 handling of ternary expressions.
1730 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1732 PR tree-optimization/15784
1733 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1736 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1738 * config/rs6000/predicates.md (branch_comparison_operator):
1739 Convert from C block to conditional format.
1741 2005-03-03 Jan Hubicka <jh@suse.cz>
1743 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1744 and non-constant public variables.
1746 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1748 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1751 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1754 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1755 calls to release_ssa_name and release_phi_node.
1757 * fold-const.c (fold): Remove handling of unary expressions.
1759 * fold-const.c (fold_unary): Avoid directly using the original
1760 expression t as much as possible.
1762 2005-03-03 Roger Sayle <roger@eyesopen.com>
1763 Andrew Pinski <pinskia@physics.uc.edu>
1765 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1766 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1768 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1770 Describe special registers SRP and MOF as allocatable registers.
1771 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1772 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1773 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1774 TARGET_HAS_MUL_INSNS.
1775 (cris_print_operand) <case 'd'>: New case.
1776 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1777 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1779 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1780 (REG_ALLOC_ORDER): Update for MOF.
1781 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1783 (GENERAL_REGS): No longer a define of ALL_REGS.
1784 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1785 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1787 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1788 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1789 (SECONDARY_RELOAD_CLASS): Define.
1790 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1791 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1792 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1793 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1794 (REGISTER_MOVE_COST): Define.
1795 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1796 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1797 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1798 (CRIS_MOF_REGNUM): New define_constants.
1799 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1801 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1803 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1804 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1805 Adjust for MOF being properly described as a register.
1806 (indir_to_reg_split): Name this split. Conditionalize on the
1807 destination register being a general register.
1808 (movei): Conditionalize on on operands 0 and 1 having the same
1811 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1814 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1815 -mcpu to override any other explicitly given flags.
1817 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1819 * recog.c (verify_changes, confirm_change_group): New functions,
1820 broken out of apply_change_group.
1821 (apply_change_group): Use them.
1822 * recog.h (verify_change, confirm_change_group): Declare.
1823 * rtl.h (redirect_jump_2): Declare.
1824 * jump.c (redirect_exp, invert_exp): Delete.
1825 (invert_exp_1): Take second parameter. Return value. Changed caller.
1826 (redirect_jump_2): New function, broken out of redirect_jump.
1827 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1828 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1829 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1831 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1833 * varasm.c (named_section): Use xstrdup rather than doing it by
1836 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1838 2005-03-02 Devang Patel <dpatel@apple.com>
1840 Undo PR tree-optimization/18815 fix.
1842 2005-03-02 Devang Patel <dpatel@apple.com>
1844 PR tree-optimization/18815
1845 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1846 loops with zero exit edges.
1848 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1850 * cfg.c (connect_src, connect_dest, disconnect_src,
1851 disconnct_dest): New.
1852 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1853 redirect_edge_pred): Use the new functions.
1855 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1856 free_dominance_info only when needed.
1858 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1861 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1862 (reg_or_sub_cint64_operand): Same.
1864 2005-03-02 Jeff Law <law@redhat.com>
1866 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1867 CFG_ALTERED in the main DOM iteration loop.
1869 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1872 * varasm.c (initializer_constant_valid_p): Allow conversions
1873 between OFFSET_TYPEs. Tidy.
1875 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1877 * config/cris/cris.md ("return"): Remove epilogue delay list
1880 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1882 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1884 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1886 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1888 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1889 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1890 config/m68k/m68k.c, config/mips/mips.h,
1891 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1892 doc/include/gcc-common.texi: Update copyright.
1894 PR middle-end/18029 and PR middle-end/18030
1895 * expr.c (optimize_bitfield_assignment_op): Add a special case
1896 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1898 * fold-const.c (fold_unary): New.
1899 (fold): Call fold_unary on unary expressions.
1901 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1903 * cgraph.h (struct cgraph_edge): Add prev_caller and
1905 (cgraph_node_remove_callees): Export.
1906 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1908 (cgraph_edge_remove_callee): New function.
1909 (cgraph_edge_remove_caller): Likewise.
1910 (cgraph_remove_edge): Use.
1911 (cgraph_redirect_edge_callee): Likewise.
1912 (cgraph_node_remove_callees): New function.
1913 (cgraph_node_remove_callers): Likewise.
1914 (cgraph_remove_node): Use.
1915 * tree-optimize.c (tree_rest_of_compilation): Use
1916 cgraph_node_remove_callees instead of manual loop.
1917 * cgraphunit.c (cgraph_finalize_function): Likewise.
1918 (cgraph_expand_function): Likewise.
1919 (cgraph_remove_unreachable_nodes): Likewise.
1921 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1924 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1926 * c-decl.c (undeclared_variable): Take location as argument.
1927 * c-typeck.c (build_external_ref): Likewise.
1928 * c-parser.c (c_parser_postfix_expression): Pass location of
1929 identifier to build_external_ref.
1931 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1933 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1934 CCEQ mode for branch_positive_comparison_operator test.
1935 * config/rs6000/predicates (branch_comparison_operator): Revert to
1937 (scc_comparison_operator): Same.
1938 (branch_positive_comparison_operator): Same.
1940 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1942 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1943 (cris_delay_slots_for_epilogue): Remove.
1944 (save_last): Move into cris_target_asm_function_epilogue.
1945 (cris_target_asm_function_epilogue): Remove tests for file being
1947 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1948 (cris_delay_slots_for_epilogue): Remove prototypes.
1949 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1950 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1952 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1954 * config/rs6000/predicates.md (branch_comparison_operator): Change
1955 to define_special_predicate.
1956 (scc_comparison_operator): Same.
1957 (branch_positive_comparison_operator): Same.
1959 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1961 * Makefile.in (tree-ssa-sink.o): New.
1962 (OBJS-common): Add tree-ssa-sink.o.
1963 * common.opt: Add -ftree-sink
1964 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1965 * timevar.def (TV_TREE_SINK): new timevar.
1966 * tree-flow.h (is_hidden_global_store): Prototype.
1967 * tree-optimize.c (init_tree_optimization_passes): Add
1969 * tree-pass.h (pass_sink_code): New.
1970 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1971 for non-obvious global store store to is_hidden_global_store, and
1972 call that new function.
1973 * tree-ssa-sink.c: New file.
1974 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1975 * doc/passes.texi: Document forward store motion.
1976 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1977 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1978 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1979 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1981 2005-03-01 Per Bothner <per@bothner.com>
1983 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1984 and we have a non-zero column-number, add it to the message.
1985 Also factor out the diagnostic_kind_text.
1987 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1989 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1990 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1991 flow_loop_scan): Removed.
1992 (flow_loop_dump): Do not dump removed fields.
1993 (flow_loop_free): Do not free removed fields.
1994 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1995 (loop_exit_edge_p): New function.
1996 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1997 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1998 num_exits, exits_doms.
1999 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2000 LOOP_EDGES, LOOP_ALL): Removed.
2001 (flow_loop_scan): Declaration removed.
2002 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2003 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2005 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2006 (if_convert): Call flow_loops_find and flow_loops_free
2007 when calling mark_loop_exit_edges.
2008 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2009 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2010 free_dominance_info calls.
2011 * loop-init.c (flow_loops_find): Ditto.
2012 * passes.c (rest_of_handle_branch_prob): Ditto.
2013 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2014 * loop-unroll.c (analyze_insns_in_loop): Do not use
2016 * predict.c (predict_loops): Do not call flow_loop_scan.
2017 Use get_loop_exit_edges.
2018 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2019 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2020 Do not use EDGE_LOOP_EXIT.
2021 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2022 to bb_with_exit_edge_p.
2023 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2024 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2025 to bb_with_exit_edge_p.
2026 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2028 * tree-loop-linear.c (linear_transform_loops): Do not call
2029 flow_loop_scan. Use loop->single_exit.
2030 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2031 (vect_analyze_loop_form): Do not call flow_loop_scan.
2032 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2034 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2036 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2037 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2038 slpeel_tree_duplicate_loop_to_edge_cfg,
2039 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2040 Use loop_preheader_edge and loop->single_exit. Do not call
2043 2005-03-01 Nick Clifton <nickc@redhat.com>
2045 * config/arm/arm.c (thumb_find_work_register): Check all of the
2046 argument registers to see if they are free, and a couple of
2047 special cases where the last argument register but can be proved
2048 to be available during the function's prologue.
2049 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2050 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2051 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2053 (thumb_compute_save_reg_mask): Likewise. Also use
2054 thumb_find_work_register() to ensure that there is agreement about
2055 which work register is going to be used in the prologue.
2056 (thumb_output_function_prologue): Use unsigned long as the type
2057 for the register bit-mask. Also delay pushing the link register if
2058 other high registers are going to be pushed.
2059 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2060 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2061 redundant prototypes.
2063 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2066 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2067 and after reload in REG+REG indexed addresses without REG_POINTER
2068 set in the base and not set in the index.
2070 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2072 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2073 Don't undefine here.
2074 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2075 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2076 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2077 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2078 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2080 * config.gcc (sh*-*-linux*): Use config/linux.h.
2082 2005-02-28 Dale Johannesen <dalej@apple.com>
2083 Stan Shebs <shebs@apple.com>
2085 Rewrite of 64-bit Darwin structure-by-value pass/return.
2086 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2087 intoffset, use_stack, named.
2088 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2089 (rs6000_darwin64_record_arg_advance_flush): New.
2090 (rs6000_darwin64_record_arg_advance_recurse): New.
2091 (rs6000_darwin64_record_arg_flush): New.
2092 (rs6000_darwin64_record_arg_recurse): New.
2093 (rs6000_darwin64_record_arg): New.
2094 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2095 (function_arg_boundary): Handle 128-bit aligned structs.
2096 (function_arg_advance): Rewrite darwin64 struct handling.
2097 (function_arg): Call rs6000_darwin64_record_arg.
2098 (function_arg_partial_nregs): Handle darwin64 structs.
2099 (rs6000_darwin64_function_value): Remove.
2100 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2102 2005-02-28 Roger Sayle <roger@eyesopen.com>
2104 PR tree-optimization/20216
2105 * tree-chrec.c (tree_fold_factorial): Delete.
2106 (tree_fold_binomial): Change argument list to take a return type
2107 and change the type of K to unsigned int. Rewrite to avoid explicit
2108 evaluation of factorials, and (recursively) calling fold to perform
2109 compile-time arithmetic. Return NULL on (internal) overflow.
2110 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2111 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2112 if any intermediate calculation overflows.
2113 (chrec_apply): Update call to chrec_evaluate.
2115 2005-02-28 James E Wilson <wilson@specifixinc.com>
2117 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2119 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2122 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2123 instead of NULL_TREE on error.
2125 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2127 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2128 (EASY_VECTOR_15_ADD_SELF): Remove.
2129 (num_insns_constant_wide): Not static.
2130 (validate_condition_mode): Not static.
2131 (toc_relative_expr_p): Not static.
2132 (legitimate_indirect_address_p): Not static.
2133 (macho_lo_sum_memory_operand): Not static.
2134 (invalid_e500_subreg): Not static.
2135 (easy_vector_same): Not static.
2136 (easy_vector_splat_const): Not static.
2137 (RS6000_SYMBOL_REF_TLS_P): Remove.
2138 (any_operand): Delete.
2139 (any_parallel_operand): Delete.
2140 (count_register_operand): Delete.
2141 (altivec_register_operand): Delete.
2142 (xer_operand): Delete.
2143 (s8bit_cint_operand): Delete.
2144 (short_cint_operand): Delete.
2145 (u_short_cint_operand): Delete.
2146 (non_short_cint_operand): Delete.
2147 (exact_log2_cint_operand): Delete.
2148 (gpc_reg_operand): Delete.
2149 (cc_reg_operand): Delete.
2150 (cc_reg_not_cr0_operand): Delete.
2151 (reg_or_short_operand): Delete.
2152 (reg_or_neg_short_operand): Delete.
2153 (reg_or_aligned_short_operand): Delete.
2154 (reg_or_u_short_operand): Delete.
2155 (reg_or_cint_operand): Delete.
2156 (reg_or_arith_cint_operand): Delete.
2157 (reg_or_add_cint64_operand): Delete.
2158 (reg_or_sub_cint64_operand): Delete.
2159 (reg_or_logical_cint_operand): Delete.
2160 (got_operand): Delete.
2161 (got_no_const_operand): Delete.
2162 (easy_fp_constant): Delete.
2163 (easy_vector_constant): Delete.
2164 (easy_vector_constant_add_self): Delete.
2165 (zero_constant): Delete.
2166 (zero_fp_constant): Delete.
2167 (volatile_mem_operand): Delete.
2168 (offsettable_mem_operand): Delete.
2169 (mem_or_easy_const_operand): Delete.
2170 (add_operand): Delete.
2171 (non_add_cint_operand): Delete.
2172 (logical_operand): Delete.
2173 (non_logical_cint_operand): Delete.
2174 (mask_operand): Delete.
2175 (mask_operand_wrap): Delete.
2176 (mask64_operand): Delete.
2177 (mask64_2_operand): Delete.
2178 (and64_operand): Delete.
2179 (and64_2_operand): Delete.
2180 (and_operand): Delete.
2181 (reg_or_mem_operand): Delete.
2182 (lwa_operand): Delete.
2183 (symbol_ref_operand): Delete.
2184 (call_operand): Delete.
2185 (current_file_function_operand): Delete.
2186 (input_operand): Delete.
2187 (rs6000_nonimmediate_operand): Delete.
2188 (rs6000_tls_symbol_ref): Delete.
2189 (save_world_operation): Delete.
2190 (restore_world_operation): Delete.
2191 (load_multiple_operation): Delete.
2192 (store_multiple_operation): Delete.
2193 (vrsave_operation): Delete.
2194 (mfcr_operation): Delete.
2195 (mtcrf_operation): Delete.
2196 (lmw_operation): Delete.
2197 (stmw_operation): Delete.
2198 (branch_comparison_operator): Delete.
2199 (branch_positive_comparison_operator): Delete.
2200 (scc_comparison_operator): Delete.
2201 (trap_comparison_operator): Delete.
2202 (boolean_operator): Delete.
2203 (boolean_or_operator): Delete.
2204 (min_max_operator): Delete.
2205 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2206 (EASY_VECTOR_15): Moved to here.
2207 (EASY_VECTOR_15_ADD_SELF): Move to here.
2208 (PREDICATE_CODES): Delete.
2209 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2210 Declare functions no longer static.
2211 * config/rs6000/predicates.md: New.
2212 * config/rs6000/rs6000.md: Include predicates.md
2214 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2216 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2217 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2219 * cfgrtl.c (need_fake_edge_p): Likewise.
2220 * combine.c (distribute_notes): Likewise.
2221 * emit-rtl.c (try_split): Likewise.
2222 * recog.c (peephole2_opimize): Likewise.
2223 * reg-notes.def (ALWAYS_RETURN): Remove.
2224 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2225 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2226 * tree.h (ECF_ALWAYS_RETURN): Remove.
2228 2005-02-28 Roger Sayle <roger@eyesopen.com>
2231 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2232 between different machine modes is never a "useless" conversion.
2234 2005-02-28 Geert Bosch <bosch@gnat.com>
2237 * doc/contrib.texi: List contributors for Ada front end
2239 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2241 * simplify-rtx.c (simplify_unary_operation_1,
2242 simplify_const_unary_operation): New, extracted from...
2243 (simplify_unary_operation): ... this one.
2244 (simplify_binary_operation_1,
2245 simplify_const_binary_operation): New, extracted from...
2246 (simplify_binary_operation): ... this one.
2247 * rtl.h (simplify_const_unary_operation,
2248 simplify_const_binary_operation): Add prototypes.
2250 2005-02-28 Julian Brown <julian@codesourcery.com>
2252 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2253 building libjava and caused PR regression/20228.
2255 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2258 * Makefile.in (host_subdir): New.
2259 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2260 * configure: Regenerate.
2262 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2264 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2265 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2266 installation directory first.
2268 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2271 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2272 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2273 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2274 * config/cris/cris.md: Tweak comments referring to Q.
2275 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2276 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2277 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2278 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2279 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2280 Insert spaces in constraints to align alternatives vertically for
2282 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2285 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2287 PR rtl-optimization/17728
2288 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2289 operand 0 from general_operand to move_dest_operand.
2291 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2293 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2294 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2295 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2296 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2298 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2300 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2301 * configure: Regenerate.
2302 * libada-mk.in: Remove CC; rename
2303 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2305 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2308 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2309 for the lhs, also walk over the tree. Likewise for rhs.
2311 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2313 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2314 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2315 Do not propagate value of iv before increment over the increment.
2317 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2319 * c-parser.c: New file.
2320 * c-parse.in: Remove.
2321 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2323 (c-parser.o): Add dependencies.
2324 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2325 maintainer-clean, TAGS): Update.
2326 * c-config-lang.in (gtfiles): Update.
2327 * gengtype-lex.l: Don't handle "@@".
2328 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2329 objc_build_synchronized, objc_begin_try_stmt,
2330 objc_begin_catch_clause, objc_finish_catch_clause,
2331 objc_build_finally_clause, objc_finish_try_stmt): New.
2332 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2334 (c_parse_init): Update comment.
2335 * c-decl.c (c_init_decl_processing): Update comment.
2336 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2337 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2338 new c_declspecs members.
2340 2005-02-25 Julian Brown <julian@codesourcery.com>
2342 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2343 from being used for symbols with vague linkage when
2344 HAVE_GAS_COMDAT_GROUP is true.
2346 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2348 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2350 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2353 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2354 (LIBGCC2_HAS_DF_MODE): New.
2355 (LIBGCC2_HAS_XF_MODE): New.
2356 (LIBGCC2_HAS_TF_MODE): New.
2357 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2358 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2359 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2360 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2361 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2362 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2363 and add _fixtfdi, _fixunstfdi, _floatditf
2364 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2365 L_fixunstfdi, L_floatditf.
2366 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2367 (LIBGCC2_HAS_TF_MODE): Define.
2369 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2371 PR tree-optimization/20204
2372 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2373 REWRITE_THIS_STMT markers on PHI nodes.
2374 (rewrite_initialize_block): Likewise.
2376 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2378 * version.c (version_string): Update to 4.1.
2380 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2382 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2383 Clarify that the alternative way doesn't work in GNU C++.
2385 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2387 PR tree-optimization/19937
2388 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2389 to the type of the induction variable.
2391 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2393 PR rtl-optimization/20117
2394 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2395 the block including noncopyable insn.
2397 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2399 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2400 calls to find_reg_note.
2402 2005-02-24 Richard Henderson <rth@redhat.com>
2405 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2408 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2410 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2411 vector types if to use base reg for misaligned non-word ld/std.
2413 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2416 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2417 dwarf2 label manually and put it after, not before the prologue.
2419 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2422 * reload.c (operands_match_p): Only increment register number for
2423 SCALAR_INT_MODE_P modes in multiple hard registers.
2425 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2428 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2430 * ChangeLog.5: Fix log message typo(s).
2431 * ChangeLog.7: Likewise.
2432 * ChangeLog.tree-ssa: Likewise.
2433 * cfgexpand.c: Fix comment typo(s).
2434 * conflict.c: Likewise.
2435 * defaults.h: Likewise.
2436 * dwarf2out.c: Likewise.
2438 * ggc-page.c: Likewise.
2439 * tree-eh.c: Likewise.
2440 * tree-ssa-dom.c: Likewise.
2442 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2445 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2446 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2447 if SHARED is defined.
2450 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2451 allow splitting only if operands 0 and 3 don't overlap.
2453 2005-02-24 Richard Henderson <rth@redhat.com>
2456 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2457 (fold_builtin_1): Call them.
2458 * fold-const.c (fold_complex_mult_parts): Split out from ...
2459 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2460 (fold_complex_div_parts, fold_complex_div): New.
2462 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2464 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2466 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2467 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2469 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2470 (print_node): Likewise.
2471 Print TYPE_SIZES_GIMPLIFIED.
2473 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2475 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2476 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2477 operands as commutative in constraints.
2479 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2481 * tree-into-ssa.c: Re-organize internal functions.
2483 2005-02-24 Richard Henderson <rth@redhat.com>
2486 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2488 * common.opt (fcx-limited-range): New.
2489 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2490 * toplev.c (flag_complex_method): Initialize to 1.
2491 (process_options): Set flag_complex_method to 0 if
2492 flag_cx_limited_range.
2493 * doc/invoke.texi (-fcx-limited-range): New.
2495 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2497 * cse.c (delete_trivially_dead_insns): Speed up by using
2498 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2501 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2503 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2504 functions when -mid-shared-library is being used.
2506 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2508 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2509 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2510 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2511 * system.h: Poison LINK_LIBGCC_SPECIAL.
2513 2005-02-23 James E Wilson <wilson@specifixinc.com>
2515 * gengtype.c (note_insn_name): Make 1 element larger.
2517 2005-02-23 Roger Sayle <roger@eyesopen.com>
2520 PR rtl-optimization/20097
2521 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2522 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2524 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2526 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2527 * t-aix52 (SHLIB_INSTALL): Same.
2529 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2531 * genpreds.c: Update copyright.
2533 2005-02-23 Michael Beach <michaelb@ieee.org>
2536 * config/sparc/t-elf (startup files): Assemble with CPP.
2538 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2540 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2541 (write_predicate_expr): Likewise.
2543 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2545 PR tree-optimization/20100
2546 PR tree-optimization/20115
2547 * tree-optimize.c (init_tree_optimization_passes): Remove
2548 pass_maybe_create_global_var.
2549 * tree-pass.h (pass_maybe_create_global_var): Remove.
2550 * tree-ssa-alias.c (aliases_computed_p): Declare.
2551 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2552 (count_calls_and_maybe_create_global_var): Remove.
2553 (pass_maybe_create_global_var): Remove.
2554 (init_alias_info): Do not declare aliases_computed_p.
2555 (maybe_create_global_var): If the function contains no
2556 call-clobbered variables and a mix of pure/const and regular
2557 function calls, create .GLOBAL_VAR.
2558 Mark all call-clobbered variables for renaming.
2559 (merge_pointed_to_info): Update comment.
2560 (add_pointed_to_var): Likewise.
2561 (is_escape_site): Likewise.
2562 Accept struct alias_info * instead of size_t *.
2564 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2566 * tree-ssa-operands.c (get_call_expr_operands): If
2567 ALIASES_COMPUTED_P is false, do not add call-clobbering
2569 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2570 (delete_tree_ssa): Likewise.
2572 2005-02-22 James E Wilson <wilson@specifixinc.com>
2574 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2575 (do_compile): Do call it here.
2577 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2579 PR rtl-optimization/20017.
2580 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2581 rest_of_handle_cse2, rest_of_handle_gcse): Call
2582 delete_dead_jumptables immediately before calling cleanup_cfg.
2584 2005-02-22 Devang Patel <dpatel@apple.com>
2587 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2590 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2592 * config/rs6000/aix.h (WINT_TYPE): Define.
2594 2005-02-22 Stan Shebs <shebs@apple.com>
2596 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2597 natural alignment for 64-bit Darwin.
2598 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2600 * doc/invoke.texi: Document this.
2602 2005-02-22 DJ Delorie <dj@redhat.com>
2604 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2605 to make_[un]signed_type, not the mode itself.
2607 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2609 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2610 not available. Use tail calls wherever possible.
2611 (make_edge): Call unchecked_make_edge to create an edge.
2613 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2614 (coalesce_ssa_name): Don't check for
2615 SSANORM_USE_COALESCE_LIST.
2616 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2618 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2620 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2621 (rewrite_into_ssa): ... here.
2623 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2625 PR tree-optimization/19786
2626 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2627 tag to another's may-alias bitmap when adding to the other's list.
2629 2005-02-21 DJ Delorie <dj@redhat.com>
2631 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2632 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2633 registers in unsupported ways.
2634 * expmed.c (init_expmed): Likewise.
2636 2005-02-21 Stan Cox <scox@redhat.com>
2638 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2640 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2642 * tree-cfg.c (fold_cond_expr_cond): New.
2643 (make_edges): Call fold_cond_expr_cond.
2644 (find_taken_edge): Accept nothing but INTEGER_CST.
2645 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2647 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2649 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2650 that do not belong to any basic block.
2652 2005-02-21 Jeff Law <law@redhat.com>
2654 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2657 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2659 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2660 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2661 Adjust their definitions.
2662 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2663 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2665 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2666 genautomata.c, langhooks.c, langhooks.h, system.h,
2667 config/arm/lib1funcs.asm: Update copyright.
2669 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2671 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2673 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2676 * doc/install.texi: Document --with-gc.
2678 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2680 * simplify-rtx.c (simplify_unary_operation): Add a missing
2683 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2685 PR tree-optimization/18663
2686 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2687 if the type has variable bounds.
2689 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2691 * gcse.c: Remove an obsolete comment.
2693 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2695 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2697 * doc/extend.texi (Function Attributes) <Attribute const>: The
2698 attribute "pure" is below this text, not above.
2700 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2702 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2703 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2704 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2706 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2709 * langhooks.h (struct lang_hooks): Add to_target_charset.
2710 * langhooks.c (lhd_to_target_charset): New function.
2711 * langhooks-def.h: Declare lhd_to_target_charset.
2712 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2713 (LANG_HOOKS_INITIALIZER): Update.
2714 * c-common.c (c_common_to_target_charset): New function.
2715 * c-common.h: Declare it.
2716 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2717 c_common_to_target_charset.
2719 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2720 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2722 * system.h: Poison them.
2723 * doc/tm.texi: Don't discuss them.
2724 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2725 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2726 (pp_c_char): Do not attempt to generate letter escapes for
2728 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2729 * config/mips/mips.c (mips_output_ascii): Likewise.
2731 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2733 PR tree-optimization/19951
2734 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2737 2005-02-19 Steven Bosscher <stevenb@suse.de>
2740 * function.h (struct function): New field `max_loop_depth'.
2741 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2742 (flow_loops_find): Reset the max loop depth count before finding loops.
2743 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2744 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2745 (calculate_global_regs_live): Make sure the loop will terminate
2746 when the initial sets are not empty.
2748 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2750 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2752 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2754 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2757 * doc/invoke.texi: Remove documentation of %M spec.
2759 (init_spec): Remove %M suffix from -lgcc_s.
2760 (do_spec_1): Remove 'M' case.
2761 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2762 to put shared libraries in the multilib directory. Remove the
2763 shlib_so_soname substitution variable. Don't add a multilib encoding
2764 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2765 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2766 SHLIB_INSTALL as well as SHLIB_LINK.
2767 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2768 (SHLIB_NAME): Delete.
2769 (SHLIB_DIR): New macro.
2770 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2771 (SHLIB_INSTALL): Adjust accordingly.
2772 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2773 * config/t-slibgcc-sld: Likewise.
2774 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2775 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2776 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2778 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2779 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2780 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2781 Use @shlib_base_name@ instead of @shlib_so_name@.
2782 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2783 and @shlib_base_name@.so in @multilib_dir@.
2784 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2785 to the install path.
2786 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2787 (SHLIB_LINK): Remove previous workaround.
2788 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2789 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2790 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2792 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2793 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2794 (SHLIB_INSTALL): Adjust accordingly.
2795 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2796 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2797 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2798 config/t-slibgcc-elf-ver.
2800 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2801 Jakub Jelinek <jakub@redhat.com>
2803 PR tree-optimization/19828
2804 * tree-ssa-loop-im.c: Add a TODO comment.
2805 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2806 without side-effects.
2808 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2810 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2813 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2815 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2816 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2817 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2819 (ia64_reorg): Delete fixup_errata call.
2820 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2821 (TARGET_SWITCHES): Delete -mb-step entry.
2823 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2826 * c-typeck.c (composite_type): Handle quals in transparent unions.
2827 (type_lists_compatible_p): Likewise.
2829 2005-02-18 Stan Shebs <shebs@apple.com>
2831 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2832 expressions in the .literal8 section.
2834 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2836 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2838 2005-02-18 Roger Sayle <roger@eyesopen.com>
2840 * fold-const.c (constant_boolean_node): Always create values of the
2841 specified type, don't bother calling truthvalue_conversion.
2843 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2845 * except.c (output_function_exception_table): Call
2846 assemble_external_libcall (eh_personality_libfunc).
2848 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2851 * config/ia64/ia64.h (struct machine_function): Add state_num.
2852 * config/ia64/ia64.c (process_epilogue,
2853 process_for_unwind_directive): Use new unwind state numbers each
2854 time rather than state 1.
2856 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2859 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2860 before the "*llgt_didi" pattern.
2862 2005-02-18 Jason Merrill <jason@redhat.com>
2864 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2866 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2868 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2869 (div0): Use it in place of ARM_FUNC_ALIAS.
2870 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2872 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2875 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2876 access, the lower bound of the array type if it exists.
2878 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2881 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2882 cases that are out-of-range for the index type.
2884 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2886 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2887 (estimate_case_costs): Don't call convert.
2888 * expmed.c (expand_shift): Likewise.
2889 (make_tree): Call fold_convert instead of convert.
2891 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2894 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2895 that ref to be marked MEM_READONLY_P doesn't have base that needs
2898 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2900 * genautomata.c (output_get_cpu_unit_code_func,
2901 output_cpu_unit_reservation_p): Don't generate old-style function
2904 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2907 PR tree-optimization/20009
2908 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2910 PR tree-optimization/18947
2911 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2912 inline, remove all nodes that are inlined into the extern inline
2915 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2917 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2918 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2919 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2920 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2923 2005-02-17 Roger Sayle <roger@eyesopen.com>
2925 PR tree-optimization/19917
2926 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2927 to be potentially trapping.
2929 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2931 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2933 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2935 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2936 tem becomes a local variable which is set to the value of the
2937 back end defined INITIAL_FRAME_ADDRESS macro.
2938 (expand_builtin_frame_address): Omit the base parameter to
2939 expand_builtin_return_addr.
2940 (expand_builtin_profile_func): Likewise.
2941 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2942 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2943 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2945 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2947 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2948 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2949 * config/frv/frv.c (frv_function_epilogue): Likewise.
2951 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2953 * lambda-code (perfect_nestify): Remove mark/unmark
2955 * tree-loop-linear.c (linear_transform_loops): Add
2956 rewrite_into_ssa call so that ssa is correct for
2957 rewriting into loop closed.
2959 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2961 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2962 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2964 * bt-load.c (btr_def_live_range, combine_btr_defs,
2965 migrate_btr_def, migrate_btr_defs): Likewise.
2966 * cfgcleanup.c (thread_jump): Likewise.
2967 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2968 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2969 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2970 df_rd_local_compute, df_reg_info_compute): Likewise.
2971 * dominance.c (init_dom_info, free_dom_info): Likewise.
2972 * flow.c (init_propagate_block_info,
2973 free_propagate_block_info): Likewise.
2974 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2975 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2976 modify_reg_pav): Likewise.
2977 * loop-invariant.c (find_defs, find_invariant_insn,
2978 find_invariants, free_inv_motion_data): Likewise.
2979 * predict.c (tree_predict_by_opcode,
2980 estimate_bb_frequencies): Likewise.
2981 * stmt.c (expand_case): Likewise.
2982 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2983 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2984 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2985 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2986 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2987 rewrite_ssa_into_ssa): Likewise.
2988 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2989 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2990 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2991 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2992 * tree-sra.c (tree_sra): Likewise.
2993 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2994 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2995 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2996 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2997 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2998 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3000 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3001 calculate_live_on_entry, calculate_live_on_exit,
3002 build_tree_conflict_graph): Likewise.
3003 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3004 record_important_candidates, set_use_iv_cost, find_depends,
3005 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3006 tree_ssa_iv_optimize_finalize): Likewise.
3007 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3008 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3009 tree_duplicate_loop_to_header_edge): Likewise.
3010 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3011 * tree-ssa.c (verify_flow_insensitive_alias_info,
3012 verify_name_tags, verify_ssa, init_tree_ssa,
3013 delete_tree_ssa): Likewise.
3014 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3015 fini_ssanames): Likewise.
3016 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3018 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3020 * config/rs6000/t-rtems: Completely reworked.
3022 2005-02-17 Ira Rosen <irar@il.ibm.com>
3024 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3026 2005-02-17 Ira Rosen <irar@il.ibm.com>
3028 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3029 POINTER_TYPE_P when checking that type is a pointer.
3030 (vect_get_memtag): Remove.
3031 (vect_address_analysis): Use POINTER_TYPE_P. Call
3032 vect_object_analysis with dummy parameter for memtag.
3033 (vect_object_analysis): Extract memtag (functionality that
3034 used to be in vect_get_memtag and moved here). Fix printings.
3035 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3036 with correct parameters. Remove call to vect_get_memtag.
3038 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3040 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3041 (tree-vectorizer.o): Added missing dependencies.
3043 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3045 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3046 declaration in tree-vectorizer.c, now has an extern declaration in
3048 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3049 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3050 get_vectype_for_scalar_type, vect_is_simple_use,
3051 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3052 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3053 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3054 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3055 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3056 find_loop_location): Likewise.
3058 * tree-vectorizer.c (langhooks.h): #include removed.
3059 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3060 moved to tree-vectorized.h.
3061 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3062 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3063 get_vectype_for_scalar_type, vect_is_simple_use,
3064 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3065 vect_supportable_dr_alignment, new_loop_vec_info,
3066 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3067 vect_set_verbosity_level, find_loop_location): Likewise.
3069 (vect_analyze_loop): Function externalized. Declaration moved to
3070 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3071 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3072 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3073 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3074 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3075 vect_enhance_data_refs_alignment, vect_analyze_operations,
3076 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3077 vect_stmt_relevant_p, vect_get_loop_niters,
3078 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3079 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3080 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3081 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3082 vect_get_memtag): Likewise.
3084 (vectorizable_load): Function externalized. Declaration moved to
3085 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3086 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3087 vect_transform_loop): Likewise.
3088 (vect_transform_stmt): Moved to tree-vect-transform.c.
3089 (vect_align_data_ref, vect_create_destination_var,
3090 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3091 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3092 vect_get_vec_def_for_operand, vect_init_vector,
3093 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3094 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3095 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3096 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3097 vect_do_peeling_for_loop_bound): Likewise.
3099 * tree-vect-analyze.c: New file.
3100 * tree-vect-transform.c: New file.
3102 2005-02-17 Jason Merrill <jason@redhat.com>
3104 PR mudflap/19319, c++/19317
3105 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3108 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3110 * doc/install.texi (Specific): Update link for Darwin-specific
3113 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3115 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3116 constant_boolean_node.
3118 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3121 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3122 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3124 2005-02-16 Richard Henderson <rth@redhat.com>
3127 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3129 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3130 replace uses with Wtype_MAXp1_F.
3131 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3132 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3133 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3134 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3135 and HAVE_TFMODE as appropriate.
3136 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3137 (__floatdisf): Likewise.
3138 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3139 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3140 (Wtype_MAXp1_F): New.
3141 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3142 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3144 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3147 * arm.c (arm_apply_result_size): New function.
3148 * arm.h (APPLY_RESULT_SIZE): Define.
3149 * arm-protos.h (arm_apply_result_size): Add prototype.
3150 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3151 (movxf): New expand.
3152 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3153 (call_value_symbol): Remove predicate for operand 0.
3154 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3155 (untyped_call): Rework to correclty return values for any type.
3156 (untyped_return): New expand.
3157 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3159 2005-02-16 Stan Shebs <shebs@apple.com>
3161 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3162 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3164 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3166 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3167 configure settings on Solaris 7 and later.
3169 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3171 PR tree-optimization/19865
3172 * tree-optimize.c (init_tree_optimization_passes): Run
3173 pass_may_alias after pass_sra.
3175 2005-02-16 Richard Henderson <rth@redhat.com>
3176 Stuart Hastings <stuart@apple.com>
3179 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3180 Do nothing if debug info suppressed for this function.
3181 (dbxout_begin_function): Early exit if debug info suppressed for
3184 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3187 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3189 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3191 PR tree-optimization/19967
3192 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3193 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3194 argument TYPE. Adjust calls to fold_builtin_XXX.
3195 (expand_builtin, fold_builtin_1): Adjust calls to
3197 (fold_builtin_strchr, fold_builtin_strpbrk,
3198 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3199 result to a requested type TYPE.
3201 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3204 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3205 (T)x & (T)cst if (T)cst overflows.
3206 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3207 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3209 2005-02-15 Jeff Law <law@redhat.com>
3211 * gcse.c (blocks_with_calls): New bitmap.
3212 (alloc_gcse_mem): Allocate it.
3213 (free_gcse_mem): Free it.
3214 (clear_modifY_mem_tables): Clear it.
3215 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3216 when we encounter CALL_INSNs.
3217 (compute_transp, case MEM): Handle blocks with calls separate
3218 from blocks without calls. Use bitmap iterators rather than
3221 2005-02-15 Peter O'Gorman <peter@pogma.com>
3224 * mklibgcc.in (vis_hide): Use a temporary object file, not
3227 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3230 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3231 access optimization.
3233 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3234 Alan Modra <amodra@bigpond.net.au>
3237 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3238 (_xlqsub): Rename to __gcc_qsub.
3239 (_xlqmul): Rename to __gcc_qmul.
3240 (_xlqdiv): Rename to __gcc_qdiv.
3241 Provide versioned symbol aliases with old names.
3242 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3243 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3244 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3245 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3246 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3248 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3250 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3251 Fold ~(A - 1) and ~(A + -1) to -A.
3253 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3257 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3258 config/pa/pa-host.c:pa_gt_pch_use_address.
3260 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3262 * tree-vn.c (get_value_handle): Make sure that given an
3263 is_gimple_min_invariant expression, we always return it.
3265 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3267 * passes.c (rest_of_handle_gcse): Fix a comment.
3269 2005-02-15 Jeff Law <law@redhat.com>
3271 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3273 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3274 (canon_list_insert, record_last_mem_set_info): Similarly.
3275 (clear_modify_mem_tables): Similarly.
3277 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3279 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3280 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3281 config/mips/mips.md, config/rs6000/aix.h,
3282 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3284 2005-02-15 Richard Henderson <rth@redhat.com>
3286 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3287 call to be best_edge.
3289 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3291 * basic-block.h: Adjust the prototype for find_basic_blocks.
3292 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3293 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3296 * flow.c (recompute_reg_usage): Remove all arguments.
3297 * passes.c (rest_of_compilation): Adjust the call to
3298 recompute_reg_usage.
3299 * rtl.h: Adjust the prototype for recompute_reg_usage.
3301 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3303 * tree-dump.c (dump_files): Update to reflect new member
3305 (dump_register): Add new argument.
3307 (dump_switch_p_1): Check against glob name if doglob was passed.
3308 (dump_switch_p): Check against regular first, then glob if
3309 we didn't have any hits on the dump name.
3310 * tree-optimize.c (register_one_dump_file):
3311 Pass in glob name as well.
3312 * tree-pass.h (struct dump_file_info): Add glob
3315 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3317 PR preprocessor/16323
3318 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3320 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3323 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3324 (trunctfdf2_internal1): New.
3325 (trunctfdf2_internal2): Renamed from trunctfdf2.
3327 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3329 PR tree-optimization/19853
3330 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3332 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3334 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3335 delete_dead_jumptables and cleanup_cfg.
3337 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3339 * reload.c (find_reloads): Swap address_reloaded flags when
3340 swapping commutative operands.
3342 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3344 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3345 Use standard_iv_increment_position for computing the bsi position
3347 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3350 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3353 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3354 life range of hard registers.
3355 * value-prof.c (insn_prefetch_values_to_profile): Only
3358 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3359 profile in libcalls.
3361 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3363 * bitmap.h (bitmap_and_compl_into): Return bool.
3364 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3366 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3368 PR tree-optimization/19944
3369 * fold-const.c (fold): Re-add ABS_EXPR folding.
3371 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3374 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3375 {TARGET,MASK}_XL_COMPAT.
3376 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3378 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3379 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3381 (rs6000_arg_partial_bytes): Same.
3382 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3383 and XL compatibility enabled.
3384 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3385 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3386 test to final condition.
3387 (cmptf_internal2): New.
3388 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3389 xl-compat. Add TFmode information to description.
3391 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3393 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3395 2005-02-13 Jason Merrill <jason@redhat.com>
3398 * fold-const.c (fold_indirect_ref_1): Split out from...
3399 (build_fold_indirect_ref): Here.
3400 (fold_indirect_ref): New fn.
3401 * tree.h: Declare it.
3402 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3403 (gimplify_modify_expr_rhs): Likewise.
3404 (gimplify_expr): Likewise.
3406 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3408 PR tree-optimization/14303
3409 PR tree-optimization/15784
3410 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3411 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3412 ABS_EXPR<x> != 0 to x != 0.
3414 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3416 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3417 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3418 spelling conventions.
3420 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3421 delete_trivially_dead_insns too many times.
3423 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3426 2005-02-12 Ira Rosen <irar@il.ibm.com>
3428 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3429 (vect_is_simple_iv_evolution): Remove redundant parameter
3431 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3432 without last parameter.
3433 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3434 Return pointer step. Call vect_is_simple_iv_evolution without
3435 last parameter. Check only that the step is multiple of size
3436 type. Remove stmt_vinfo updates.
3437 (vect_get_memtag_and_dr): Remove.
3438 (vect_get_memtag): New function.
3439 (vect_address_analysis): New function.
3440 (vect_object_analysis): New function.
3441 (vect_analyze_data_refs): Call vect_object_analysis and
3442 vect_get_memtag. Update stmt_vinfo fields.
3444 2005-02-12 Ira Rosen <irar@il.ibm.com>
3446 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3447 exist and are objects. Remove checks for pointer.
3448 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3449 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3450 (vect_create_data_ref_ptr): Likewise.
3451 (vect_base_addr_differ_p): New function.
3452 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3453 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3454 Don't set the DR_BASE_NAME field of data-ref.
3455 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3457 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3459 * optabs.h (enum optab_index): Add new OTI_ldexp.
3460 (ldexp_optab): Define corresponding macro.
3461 * optabs.c (init_optabs): Initialize ldexp_optab.
3462 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3464 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3466 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3467 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3469 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3470 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3473 2005-02-12 Ira Rosen <irar@il.ibm.com>
3475 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3477 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3479 (vect_get_base_and_offset): Always return an address.
3480 (vect_create_addr_base_for_vector_ref): Remove treatment for
3481 different data reference types.
3482 (vect_compute_data_ref_alignment): Rename base to base_address in
3483 stmt_vec_info. Get the object in order to force its alignment.
3484 (vect_get_memtag_and_dr): Rename base to base_address in
3485 stmt_vec_info. Extract the object for memtag analysis.
3487 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3489 PR regression/19898.
3490 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3491 changes cc_status, use apply modified_in_p to part of cc_status
3492 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3495 2005-02-11 Richard Henderson <rth@redhat.com>
3497 * tree-complex.c (expand_complex_libcall): New.
3498 (expand_complex_multiplication): Use it for c99 compliance.
3499 (expand_complex_division): Likewise.
3500 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3502 * builtins.c (built_in_names): Remove const.
3503 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3505 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3506 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3507 (built_in_names): Remove const.
3508 * c-common.c (c_common_type_for_mode): Handle complex modes.
3509 * flags.h, toplev.c (flag_complex_method): Rename from
3510 flag_complex_divide_method.
3511 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3512 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3513 * libgcc2.h: Declare them.
3514 * libgcc-std.ver: Export them.
3515 * mklibgcc.in (lib2funcs): Build them.
3517 2005-02-11 Steven Bosscher <stevenb@suse.de>
3519 PR tree-optimization/19876
3520 Partially revert my change from 2005-01-14
3521 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3522 (compute_antic): ...and remove the loop here.
3524 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3527 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3528 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3530 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3531 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3533 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3535 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3536 offsets for the big-endian 32-bit case.
3538 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3540 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3542 2005-02-11 Dale Johannesen <dalej@apple.com>
3544 * cselib.c (cselib_process_insn): Clear out regs where
3545 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3546 * reload.c (find_equiv_reg): Ditto.
3548 2005-02-11 Ian Lance Taylor <ian@airs.com>
3550 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3553 * tree.c (build_function_type_list): Work correctly if there are
3556 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3558 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3559 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3560 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3561 TARGET_ZARCH instead of TARGET_64BIT.
3563 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3565 * config/rs6000/t-rtems:
3566 (MULTILIB_OPTIONS): Remove mcpu=602.
3567 (MUTLILIB_DIRNAMES): Remove m602.
3568 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3569 Let mcpu=602 match mcpu=603.
3570 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3572 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3574 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3577 2005-02-10 David Daney <ddaney@avtrex.com>
3579 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3580 * config/i386/linux-unwind.h: Likewise.
3581 * config/ia64/linux-unwind.h: Likewise.
3582 * config/mips/linux-unwind.h: Likewise.
3583 * config/pa/linux-unwind.h: Likewise.
3584 * config/rs6000/linux-unwind.h: Likewise.
3585 * config/s390/linux-unwind.h: Likewise.
3586 * config/sh/linux-unwind.h: Likewise.
3587 * config/sparc/linux-unwind.h: Likewise.
3589 2005-02-10 Steven Bosscher <stevenb@suse.de>
3591 PR tree-optimization/17549
3592 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3593 TER to replace a DEF with its expression if the DEF and the
3594 rhs of the expression we replace into have the same root
3597 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3599 * config/mips/mips.md: Fix the placement of the match_scratch in the
3602 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3604 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3607 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3609 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3610 (strip_offset): Handle addresses.
3611 (add_address_candidates): Use strip_offset.
3612 (difference_cost): Reflect strip_offset change.
3613 (force_var_cost, difference_cost): Strip nops.
3615 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3617 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3619 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3620 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3621 config/cris/cris-protos.h, config/cris/cris.c: Update
3624 2005-02-10 Jeff Law <law@redhat.com>
3626 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3627 (lookup_avail_expr): Similarly.
3629 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3631 * builtins.c (fold_builtin_powi): New function.
3632 (fold_builtin_1): Call it.
3634 2005-02-10 Steven Bosscher <stevenb@suse.de>
3636 PR documentation/19309
3637 * doc/cpp.texi: The __GNUC__ and related predefined macros
3638 are also defined for the "standalone" cpp.
3639 Some non-GCC compilers may also define __GNUC__.
3641 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3644 * c-typeck.c (common_type): New routine. Old common_type renamed
3646 (c_common_type): ...this.
3647 (build_conditional_expr, build_binary_op): Use c_common_type instead
3650 2005-02-10 Steven Bosscher <stevenb@suse.de>
3652 * doc/md.texi: Replace @samp{length} with @code{length}.
3654 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3656 PR tree-optimization/18687
3657 * tree-flow.h (find_loop_niter): Declare.
3658 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3659 Try using scev even for loops with more than one exit.
3660 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3661 (struct ivopts_data): Added niters field.
3662 (struct nfe_cache_elt): New.
3663 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3665 (tree_ssa_iv_optimize_init): Initialize niters cache.
3666 (determine_number_of_iterations): Removed.
3667 (find_induction_variables): Do not call determine_number_of_iterations.
3668 Access niters for single exit through niter_for_single_dom_exit.
3669 (add_iv_outer_candidates): Access niters for single exit through
3670 niter_for_single_dom_exit.
3671 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3672 number_of_iterations_cond.
3673 (iv_period): New function.
3674 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3675 (may_replace_final_value): Take data argument. Use
3676 niter_for_single_dom_exit.
3677 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3678 (rewrite_use_compare): Pass data to may_eliminate_iv.
3679 (rewrite_use_outer): Pass data to may_replace_final_value.
3680 (free_loop_data): Clean up the niters cache.
3681 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3682 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3683 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3684 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3685 (num_ending_zeros): Moved to tree.c.
3686 * tree.h (num_ending_zeros): Declare.
3687 * tree.c (num_ending_zeros): Moved from tree.c.
3689 2005-02-09 Richard Henderson <rth@redhat.com>
3691 * builtins.c (DEF_BUILTIN): Add COND argument.
3692 * tree.h (DEF_BUILTIN): Likewise.
3693 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3694 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3696 (DEF_BUILTIN_STUB): New.
3697 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3698 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3699 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3700 * c-common.c (DEF_BUILTIN): Add COND argument.
3701 * tree.c (local_define_builtin): New.
3702 (build_common_builtin_nodes): New.
3704 2005-02-09 Roger Sayle <roger@eyesopen.com>
3706 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3707 floating point expression ignoring the sign of the result.
3708 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3709 (fold) <MULT_EXPR>: Use it to simplify x*x.
3710 * tree.h (fold_strip_sign_ops): Prototype here.
3711 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3712 argument. Use fold_strip_sign_ops to simplify the first argument.
3713 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3714 first argument when the second argument is an even integer
3715 constant, but only with -funsafe_math_optimizations.
3716 (fold_builtin_1): Update call to fold_builtin_copysign.
3718 2005-02-09 Ian Lance Taylor <ian@airs.com>
3721 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3722 just check whether EH_FILTER_FAILURE falls through.
3724 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3726 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3727 insns return to ready list in the next turn.
3729 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3732 * builtins.def: New __builtin_powi[lf].
3733 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3734 (expand_builtin_powi): New function.
3735 (expand_builtin): Dispatch to expand_builtin_powi.
3736 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3737 * libgcc2.c: Add __builtin_powi[lf] implementation.
3738 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3739 * optabs.h: Add powi_optab.
3740 * optabs.c (init_optabs): Initialize powi_optab.
3741 * doc/extend.texi: Document __builtin_powi[lf].
3743 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3745 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3748 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3751 * fold-const.c (try_move_mult_to_index): Remove redundant
3752 type argument. Create ADDR_EXPR with correct type.
3753 (fold): Update callers of try_move_mult_to_index. Convert
3754 result to the appropriate type.
3756 2005-02-09 Roger Sayle <roger@eyesopen.com>
3759 * config/avr/avr.c (default_rtx_costs): Delete.
3760 (avr_operand_rtx_cost): New function.
3761 (avr_rtx_costs): Completely rewrite.
3763 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3766 * config/cris/cris.c (in_code): New variable.
3767 (cris_output_addr_const): Now a static function, a wrapper for
3769 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3770 case from old cris_output_addr_const.
3771 (cris_asm_output_label_ref): Similar for LABEL_REF.
3772 (cris_output_addr_const_extra): Similar for UNSPEC.
3773 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3774 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3775 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3777 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3778 (cris_asm_output_label_ref): Declare.
3780 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3782 PR preprocessor/19801
3783 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3784 filenames that changed when libcpp was moved to the toplevel.
3786 2005-02-07 Roger Sayle <roger@eyesopen.com>
3788 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3789 zero extensions of BImode operands. Call lowpart_subreg instead
3790 of gen_lowpart_common and gen_lowpart_SUBREG.
3792 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3795 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3796 * configure.ac: Set cc_for_cross_gnattools.
3797 * configure: Regenerate.
3799 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3802 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3804 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3807 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3808 of nested functions.
3810 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3812 * doc/extend.texi: Document deprecated extensions allowing
3813 static floating-point members to have initializers and allowing
3814 floating-point literals in integral constant expressions.
3816 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3818 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3819 config/darwin7.h, config/mips/mips.c,
3820 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3823 * cse.c: Update comments.
3825 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3828 * builtins.c (fold_builtin_sqrt): Transform
3829 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3832 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3833 Dorit Naishlos <dorit@il.ibm.com>
3835 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3836 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3837 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3839 * tree.h (vect_set_verbosity_level): New extern function declaration
3841 * tree-vectorizer.h (verbosity_levels): New enum type.
3842 * tree-vectorizer.c (vect_debug_stats): Function removed.
3843 (vect_debug_details): Likewise.
3844 (vect_verbosity_level): Global variable was defined and initialized.
3845 (vect_dump): Global variable definition.
3846 (vect_print_dump_info): New function.
3847 (vect_set_dump_settings): New function.
3848 (vect_set_verbosity_level): New function.
3849 (vectorize_loops): Add call to vect_set_dump_settings.
3851 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3852 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3853 (slpeel_tree_peel_loop_to_edge): Likewise.
3855 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3856 appropriate verbosity level instead of call to vect_debug_details
3857 or vect_debug_stats.
3858 (vect_get_base_and_offset):
3859 (vect_create_addr_base_for_vector_ref):
3860 (get_vectype_for_scalar_type):
3861 (vect_create_data_ref_ptr):
3863 (vect_get_vec_def_for_operand):
3864 (vect_finish_stmt_generation):
3865 (vectorizable_assignment):
3866 (vectorizable_operation):
3867 (vectorizable_store):
3868 (vectorizable_load):
3869 (vect_transform_stmt):
3870 (vect_update_ivs_after_vectorizer):
3871 (vect_do_peeling_for_loop_bound):
3872 (vect_update_inits_of_drs):
3873 (vect_do_peeling_for_alignment):
3874 (vect_transform_loop):
3875 (vect_is_simple_use):
3876 (vect_analyze_operations):
3877 (vect_is_simple_iv_evolution):
3878 (vect_analyze_scalar_cycles):
3879 (vect_analyze_data_ref_dependence):
3880 (vect_analyze_data_ref_dependences):
3881 (vect_compute_data_ref_alignment):
3882 (vect_enhance_data_refs_alignment):
3883 (vect_analyze_data_refs_alignment):
3884 (vect_analyze_data_ref_access):
3885 (vect_analyze_data_ref_accesses):
3886 (vect_analyze_pointer_ref_access):
3887 (vect_get_memtag_and_dr):
3888 (vect_analyze_data_refs):
3889 (vect_mark_relevant):
3890 (vect_stmt_relevant_p):
3891 (vect_mark_stmts_to_be_vectorized):
3892 (vect_can_advance_ivs_p):
3893 (vect_get_loop_niters):
3894 (vect_analyze_loop_form):
3895 (vect_analyze_loop):
3896 (vectorize_loops): Likewise.
3898 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3899 (vect_update_inits_of_drs):
3900 (vect_do_peeling_for_alignment):
3901 (vect_transform_loop):
3902 (vect_analyze_operations):
3903 (vect_analyze_scalar_cycles):
3904 (vect_analyze_data_ref_dependences):
3905 (vect_analyze_data_refs_alignment):
3906 (vect_analyze_data_ref_accesses):
3907 (vect_analyze_data_refs):
3908 (vect_mark_stmts_to_be_vectorized):
3909 (vect_get_loop_niters):
3910 (vect_analyze_loop_form):
3911 (vect_analyze_loop): Likewise.
3912 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3914 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3918 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3919 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3920 either -ffast-math or -funsafe-math-optimizations is in use.
3922 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3923 * config/mips/irix-csr.c: New file.
3924 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3925 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3926 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3929 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3931 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3932 redundant, incorrect definitions.
3934 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3936 ("*tls_indirect_call"): New, reference hard regs directly.
3937 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3939 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3941 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3942 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3944 2005-02-06 Roger Sayle <roger@eyesopen.com>
3946 PR rtl-optimization/19800
3947 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3948 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3951 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3953 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3955 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3958 * doc/invoke.texi: Correct documentation of -freorder-functions.
3960 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3963 * doc/invoke.texi: Don't mention gccbug.
3965 2005-02-06 Roger Sayle <roger@eyesopen.com>
3966 Andrew Pinski <pinskia@physics.uc.edu>
3967 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3969 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3970 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3971 into just (zero_extract:SI FOO (const_int 1) BAR).
3973 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3975 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3976 macro locally. Don't give last revision date. Use GCC version
3977 number from gcc-common.texi.
3978 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3979 revision date. Use GCC version number from gcc-common.texi.
3980 Describe being a library as current state rather than as 3.x
3982 * doc/gcc.texi: Remove last update date.
3983 * doc/gccint.texi: Likewise. Update copyright dates.
3984 * doc/install.texi: Update copyright dates.
3986 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3989 * doc/invoke.texi: Mention for each option included in -Wall that
3990 it is included in -Wall.
3991 * doc/gcc.texi: Update copyright and last modification date.
3993 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3995 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3996 unnecessary cast to original induction variable increments.
3998 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4000 PR tree-optimization/18219
4001 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4002 in distributed form.
4004 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4006 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4007 Set bitpos and offset later in the function. Do nothing if the
4008 target is a register and if the bitfield lies completely outside
4010 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4011 here. Return an uninitialised register if the source value is stored
4012 in a register and the bitfield lies completely outside that register.
4014 2005-02-06 Steven Bosscher <stevenb@suse.de>
4016 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4019 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4021 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4023 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4025 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4026 * config/darwin8.h: New.
4027 * config/darwin7.h: Update comment.
4029 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4030 Dorit Naishlos <dorit@il.ibm.com>
4032 * tree-vectorizer.h (LOC): New type.
4033 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4034 (loop_line_number): New field in struct _loop_vec_info.
4035 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4037 * tree-vectorizer.c (input.h): Included.
4038 (find_loop_location): New function.
4039 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4040 loop line number removed.
4041 (vect_debug_details): Likewise.
4042 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4044 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4045 call to vect_debug_details/stats changed from loop to loop_loc.
4046 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4047 (slpeel_tree_peel_loop_to_edge): Likewise.
4049 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4050 changed from NULL to UNKNOWN_LOC.
4051 (vect_get_base_and_offset):
4052 (vect_create_addr_base_for_vector_ref):
4053 (get_vectype_for_scalar_type):
4054 (vect_create_data_ref_ptr):
4056 (vect_get_vec_def_for_operand):
4057 (vect_finish_stmt_generation):
4058 (vectorizable_assignment):
4059 (vectorizable_operation):
4060 (vectorizable_store):
4061 (vectorizable_load):
4062 (vect_transform_stmt):
4063 (vect_update_ivs_after_vectorizer):
4064 (vect_do_peeling_for_loop_bound):
4065 (vect_do_peeling_for_alignment):
4066 (vect_transform_loop):
4067 (vect_is_simple_use):
4068 (vect_analyze_operations):
4069 (vect_is_simple_iv_evolution):
4070 (vect_analyze_scalar_cycles):
4071 (vect_analyze_data_ref_dependences):
4072 (vect_compute_data_ref_alignment):
4073 (vect_enhance_data_refs_alignment):
4074 (vect_analyze_data_ref_access):
4075 (vect_analyze_data_ref_accesses):
4076 (vect_analyze_pointer_ref_access):
4077 (vect_get_memtag_and_dr):
4078 (vect_analyze_data_refs):
4079 (vect_mark_relevant):
4080 (vect_stmt_relevant_p):
4081 (vect_mark_stmts_to_be_vectorized):
4082 (vect_can_advance_ivs_p):
4083 (vect_get_loop_niters):
4084 (vect_analyze_loop):
4085 (vectorize_loops): Likewise.
4087 (vectorizable_load): Argument in call to vect_debug_details/stats
4088 changed from loop to LOOP_LOC (loop_vinfo).
4089 (vect_transform_loop):
4090 (vect_analyze_operations):
4091 (vect_analyze_scalar_cycles):
4092 (vect_analyze_data_ref_dependence):
4093 (vect_enhance_data_refs_alignment):
4094 (vect_analyze_data_ref_accesses):
4095 (vect_analyze_pointer_ref_access):
4096 (vect_analyze_data_refs):
4097 (vect_analyze_loop): Likewise.
4099 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4100 changed from loop to loop_loc.
4102 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4104 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4105 Dorit Naishlos <dorit@il.ibm.com>
4107 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4109 (vect_analyze_data_ref_dependences): Likewise.
4111 (vect_is_simple_use): Argument changed from loop structure to
4112 loop_vect_info structure.
4113 (vect_can_advance_ivs_p): Likewise.
4114 (vect_create_index_for_vector_ref): Likewise.
4115 (vect_update_ivs_after_vectorizer): Likewise.
4116 (new_stmt_vec_info): Likewise.
4118 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4119 changed from loop to loop_vinfo.
4120 (vect_create_data_ref_ptr): First argument in call to
4121 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4122 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4123 was changed from loop to loop_vinfo.
4124 (vectorizable_operation): Likewise.
4125 (vectorizable_store): Likewise.
4126 (vect_mark_stmts_to_be_vectorized): Likewise.
4127 (vect_do_peeling_for_loop_bound): First argument in call to
4128 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4129 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4130 was changed from loop to loop_vinfo.
4131 (vect_analyze_data_ref_dependences): Third argument in call to
4132 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4134 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4135 (vect_create_data_ref_ptr): Likewise.
4136 (vect_init_vector): Likewise.
4137 (vect_get_vec_def_for_operand): Likewise.
4138 (vectorizable_assignment): Likewise.
4139 (vectorizable_operation): Likewise.
4140 (vectorizable_store): Likewise.
4141 (vectorizable_load): Likewise.
4142 (vect_update_ivs_after_vectorizer): Likewise.
4143 (vect_is_simple_use): Likewise.
4144 (vect_analyze_data_ref_dependence): Likewise.
4145 (vect_analyze_pointer_ref_access): Likewise.
4146 (vect_can_advance_ivs_p): Likewise.
4148 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4149 before _stmt_vec_info.
4150 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4151 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4152 (new_stmt_vec_info): Argument changed from loop structure to
4153 loop_vect_info structure
4155 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4156 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4157 (vect_create_addr_base_for_vector_ref): Likewise.
4158 (vect_analyze_pointer_ref_access): Likewise.
4160 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4163 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4164 phi flag if the phi is abnormal.
4166 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4169 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4170 information for the new statement.
4172 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4175 * gcc.c (main): Include the target in -v output.
4177 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4179 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4180 Do not drop the extend if we'd have to add a paradoxical subreg
4181 later. Include optabs.h and insn-codes.h.
4182 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4184 2005-02-02 Roger Sayle <roger@eyesopen.com>
4187 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4188 * fold-const.c (const_binop): Avoid constant folding floating
4189 point operations in modes that use composite representations.
4190 * simplify-rtx.c (simplify_binary_operation): Likewise.
4192 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4194 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4196 (altivec_dstt): Likewise.
4197 (altivec_dstst): Likewise.
4198 (altivec_dststt): Likewise.
4199 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4202 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4204 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4205 EXPR_LOCUS from orig_cond to the new cond_stmt.
4206 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4209 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4211 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4212 standard_iv_increment_position. Remove call to bsi_next
4213 (no need to bump the iterator anymore).
4214 (vect_create_index_for_vector_ref): Call
4215 standard_iv_increment_position. Remove second function argument.
4216 (vect_finish_stmt_generation): Remove call to bsi_next
4217 (no need to bump the iterator anymore).
4218 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4219 to vect_create_index_for_vector_ref.
4221 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4223 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4224 phis are used out of the loop.
4226 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4229 * c-decl.c (undef_nested_function): New variable.
4230 (pop_scope): Diagnose undefined nested functions.
4231 (finish_function): Don't attempt cgraph processing or genericizing
4232 if current top-level function contained an undefined nested
4233 function. Reset undef_nested_function at the end of a top-level
4236 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4238 * tree.c (build_int_cst_type): Take sign of the value into account
4239 when deciding whether sign extend the value.
4241 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4244 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4245 (cpp_options, cc1_options): Change %{std*&ansi} to
4246 %{std*&ansi&trigraphs}.
4248 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4250 * cse.c: Update comments.
4252 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4254 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4255 arguments go on the stack. Do not put complex doubles in odd/even
4258 2005-02-02 Steven Bosscher <stevenb@suse.de>
4260 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4261 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4262 -ftree-pre, and -fthread-jumps.
4264 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4266 PR tree-optimization/19578
4267 * tree-flow.h (modified_noreturn_calls): Declare.
4268 (noreturn_call_p): Declare.
4269 * tree-flow-inline.h (noreturn_call_p): New function.
4270 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4271 * tree-cfg.c (modified_noreturn_calls): New variable.
4272 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4273 that contain a mid-block noreturn call.
4274 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4276 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4278 * df.c (df_def_record_1, df_uses_record): Don't use
4280 * df.h (DF_FOR_REGALLOC): Remove.
4282 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4285 * c-typeck.c (really_start_incremental_init): Reset
4286 constructor_max_index for arrays of incomplete type.
4288 2005-02-02 Jeff Law <law@redhat.com>
4290 * gcse.c (struct reg_set): Store the block index where the register
4291 was set rather than the setting insn.
4292 (record_one_set, compute_transp): Corresponding changes.
4293 (pre_insert_copy_insn): Do not call replace_one_set.
4294 (replace_one_set): Remove.
4296 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4299 * doc/gcov.texi: Fix typo.
4301 2005-02-01 Richard Henderson <rth@redhat.com
4304 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4305 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4307 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4308 * config/i386/i386-protos.h: Update.
4310 2005-02-01 Steven Bosscher <stevenb@suse.de>
4312 PR tree-optimization/19217
4313 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4314 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4315 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4316 that it is walking a PHI node.
4318 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4320 * doc/extend.texi (Nested Functions): Update.
4322 2005-02-01 Richard Henderson <rth@redhat.com>
4325 * optabs.c (expand_copysign_absneg): Export.
4326 * optabs.h (expand_copysign_absneg): Declare.
4327 * config/rs6000/rs6000.md (copysigntf3): New.
4329 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4331 PR tree-optimization/19633
4332 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4333 * tree-ssa-alias.c (init_alias_info): Initialize.
4334 (merge_pointed_to_info): Set.
4335 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4336 (dump_points_to_info_for): Show value of pt_null.
4337 (struct count_ptr_d): Declare.
4338 (find_ptr_dereference): Remove.
4339 (ptr_is_dereferenced_by): Remove.
4340 (count_ptr_derefs): New local function.
4341 (count_uses_and_derefs): New local function.
4342 (compute_points_to_and_addr_escape): Call it. If the number
4343 of dereferences is greater than zero, mark the pointer as
4344 dereferenced. If there are fewer dereferences than uses of
4345 the pointer, the pointer's value escapes.
4347 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4349 PR tree-optimization/19670
4350 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4352 (verify_use): ... set it here, instead.
4354 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4356 * doc/sourcebuild.texi (Test directives): Fix formatting.
4358 * doc/sourcebuild.texi (Test directives): Describe selector
4361 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4363 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4364 specific 64-bit CPUs.
4366 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4369 * arm.c (arm_eliminable_register): New function.
4370 (adjacent_mem_locations): Don't allow eliminable registers. Use
4371 HOST_WIDE_INT for address offsets.
4372 * arm-protos.h (arm_eliminable_register): Add prototype.
4374 2005-02-01 Steven Bosscher <stevenb@suse.de>
4376 PR optimization/15242
4377 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4378 * basic-block.h (duplicate_computed_gotos): Add prototype.
4379 * bb-reorder.c (duplicate_computed_gotos): New function to
4380 duplicate sufficiently small blocks ending in a computed jump.
4381 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4382 if not optimizing for size.
4383 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4384 never do tail merging for blocks ending in a computed jump.
4385 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4387 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4389 Patch from Richard Sandiford <rsandifo@redhat.com>
4390 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4391 from inheriting a subreg equivalence with a non-spill register.
4393 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4395 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4397 * config/frv/frv.c (movcc_fp_destination_operand): New.
4398 (gpr_or_memory_operand): Fix typo in comment.
4399 (gpr_or_memory_operand_with_scratch): New.
4400 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4401 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4402 movcc_fp_destination_operand.
4403 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4404 Legitimize memory addresses using a scratch register.
4406 2005-01-31 Jeff Law <law@redhat.com>
4408 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4409 bitmap a sparse bitmap instead of a simple bitmap.
4410 (mark_def_sites_initialize_block): Corresponding changes.
4411 (ssa_mark_def_sites_initialize_block): Likewise.
4412 (ssa_mark_phi_uses): Likewise.
4413 (mark_def_site, ssa_mark_def_sites): Likewise.
4414 (mark_def_site_blocks): Likewise.
4415 (rewrite_ssa_into_ssa): Likewise.
4417 * tree-ssa-dom.c (record_cond): Pass correct variable type
4418 for last argument to htab_find_slot_with_hash.
4420 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4421 effects when optimizing 0 % X. Do not try to optimize X % 0.
4423 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4425 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4428 2005-02-01 Eric Christopher <echristo@redhat.com>
4430 * config/mips/mips.c (override_options): Warn if -mint64
4432 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4435 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4437 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4439 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4440 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4441 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4442 (cached_regno): Initialize to INVALID_REGNUM.
4443 (cse_reg_info_table_size,
4444 cse_reg_info_table_first_uninitialized,
4445 cse_reg_info_timestamp): New.
4446 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4448 (init_cse_reg_info, get_cse_reg_info_1): New.
4449 (get_cse_reg_info): Cache the last look-up.
4450 (new_basic_block): Update the code to clear mappings from
4451 registers to cse_reg_info entries.
4452 (cse_main): Call init_cse_reg_info.
4454 * cse.c (get_cse_reg_info): Update a comment.
4456 2005-01-31 Steven Bosscher <stevenb@suse.de>
4459 * c-decl.c (start_decl): Do not warn about arrays of elements with
4460 an incomplete type here.
4461 (grokdeclarator): Do it here by making a pedwarn an error.
4462 * c-typeck.c (push_init_level): If there were previous errors with
4463 the constructor type, do not warn about braces for initializers.
4464 (process_init_element): Likewise for excess initializer elements.
4466 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4468 * cse.c (delete_trivially_dead_insn): Don't iterate.
4470 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4472 * config/rs6000/rs6000.md (copysignsf3): New expand.
4473 (copysigndf3): Likewise.
4475 2005-01-31 Steven Bosscher <stevenb@suse.de>
4477 * recog.c (constrain_operands): Only look for earlyclobber operand
4478 conflicts if an '&' constraint was seen.
4480 2005-01-31 Marc Espie <espie@openbsd.org>
4482 * config.gcc: Don't include embedded systems fragment, switches default
4483 debugging format to ELF.
4484 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4485 longer pick it up there.
4487 2005-01-31 Dale Johannesen <dalej@apple.com>
4489 * doc/extend.texi (nested functions): Fix linkage description.
4490 Clarify that static is not allowed.
4492 2005-01-31 Dale Johannesen <dalej@apple.com>
4494 * config/rs6000/darwin.md (movsf_low_di): Make work.
4495 (movdf_low_di): Make work.
4497 2005-01-31 Dale Johannesen <dalej@apple.com>
4499 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4500 Make work for 64 bit.
4502 2005-01-31 Roger Sayle <roger@eyesopen.com>
4503 Dale Johannesen <dalej@apple.com>
4506 * fold-const.c (fold_binary_op_with_conditional_arg):
4507 Make types match original operands, before STRIP_NOPS.
4509 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4511 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4512 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4513 (struct gcc_sigcontext): Delete. Merge contents to..
4514 (struct gcc_ucontext): ..here.
4515 (get_sigcontext): Delete.
4516 (get_regs): New function, like get_sigcontext but return regs ptr.
4517 64-bit version finds regs from r1 to support vdso.
4518 (ppc_linux_aux_vector): New function.
4519 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4522 2005-01-31 Ira Rosen <irar@il.ibm.com>
4524 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4526 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4527 redundant fold. Fix misalignment for MINUS_EXPR.
4528 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4529 (vect_analyze_pointer_ref_access): Likewise.
4530 (vect_get_memtag_and_dr): Likewise.
4532 2005-01-31 Richard Henderson <rth@redhat.com>
4534 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4535 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4536 absnegdf2_i387, absnegxf2_i387): Likewise.
4538 2005-01-31 Richard Henderson <rth@redhat.com>
4541 * optabs.c (expand_copysign_absneg): New.
4542 (expand_copysign_bit): Split out from ...
4543 (expand_copysign): ... here. Use expand_copysign_absneg.
4545 2005-01-30 Roger Sayle <roger@eyesopen.com>
4548 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4549 constant as the second operand and a register as the third.
4551 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4554 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4555 that dllimport'd functions do not use all call-clobbered registers
4558 2005-01-30 Richard Henderson <rth@redhat.com>
4561 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4562 expand_abs_nojump and generalize. Use operand_subword and
4563 emit_no_conflict_block. Support large modes.
4564 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4566 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4567 negation to subtraction.
4568 (expand_copysign): Check that the format has signed zeros.
4569 Use operand_subword and emit_no_conflict_block. Support large modes.
4571 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4573 Fix PR tree-optimization/19624
4575 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4576 * tree-ssa-pre.c: Add cfgloop.h.
4578 (pre_stats): New member, constified.
4579 (inserted_exprs): New static variable.
4580 (NECESSARY): New macro.
4581 (create_expression_by_pieces): Fold the expression, and
4582 mark it as defaulting to not necessary. Also put in
4584 (fully_constant_expression): New function.
4585 (insert_into_preds_of_block): Modify to not insert phis when we
4586 are playing with induction variables.
4587 Push phis onto the inserted_exprs vector, and mark them as not
4588 necessary by default.
4589 (insert_aux): Call fully_constant_expression on eprime.
4590 If all edges produce the same value, mark it constant.
4591 (mark_operand_necessary): New function.
4592 (remove_dead_inserted_code): New function.
4593 (init_pre): Init loop optimizer to get loop info.
4594 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4595 (execute_pre): Commit edge inserts, then remove dead code.
4597 2005-01-30 Richard Henderson <rth@redhat.com>
4599 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4600 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4602 2005-01-30 Richard Henderson <rth@redhat.com>
4605 * config/i386/i386.c (ix86_expand_copysign): New.
4606 (ix86_split_copysign_const): New.
4607 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4608 rearrange op1/nmask operands.
4609 * config/i386/i386-protos.h: Update.
4610 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4611 (copysigndf3): Likewise.
4612 (copysignsf3_const, copysigndf3_const): New.
4613 (copysignsf3_var): Rename from copysignsf3, split out splitter
4614 and fix split predicate for X constraint.
4615 (copysigndf3_var): Similarly.
4617 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4619 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4620 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4621 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4623 2005-01-29 Richard Henderson <rth@redhat.com>
4626 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4627 of # and * in constraints.
4629 2005-01-29 Richard Henderson <rth@redhat.com>
4632 * expr.c (store_field): Don't strip sub-mode cast when the input
4633 data is even smaller.
4635 2005-01-29 Richard Henderson <rth@redhat.com>
4638 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4641 2005-01-29 Richard Henderson <rth@redhat.com>
4643 * combine.c (make_field_assignment): Fix argument order
4646 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4648 PR tree-optimization/15791
4649 * fold-const.c (extract_array_ref): New function.
4650 (fold): Fold comparisons between &a[i] and &a[j] or
4651 semantically equivalent trees.
4653 2005-01-29 Jeff Law <law@redhat.com>
4655 * gcse.c (insert_expr_in_table): Revamp handling of available
4656 and anticipatable occurrence lists to avoid unnecessary list
4658 (insert_set_in_table): Similarly.
4660 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4662 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4664 (c_build_qualified_type): Build qualified array types with
4665 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4666 * c-decl.c (c_make_fname_decl): Build unqualified array type
4667 before qualified type.
4668 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4669 type is qualified, not just if type itself is. Don't apply
4670 qualifiers to array type when declarator is processed. Apply
4671 qualifiers to field type whether or not it is an array type.
4672 Don't handle array types specially for applying qualifiers to
4674 * c-typeck.c (composite_type): Build unqualified element type and
4675 array type when forming composite of array types.
4676 (common_pointer_type, comptypes, comp_target_types,
4677 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4678 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4680 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4681 (args2) in variables a1 and a2.
4683 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4685 * cse.c (n_elements_made, max_elements_made): Remove.
4686 (insert): Don't touch n_elements_made.
4687 (cse_main): Don't touch n_elements_made or max_elements_made.
4689 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4692 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4693 configuration part of dp-bit.c to be lost.
4695 2005-01-28 Roger Sayle <roger@eyesopen.com>
4697 * expmed.c (expand_mult_highpart_optab): When attempting to use
4698 a non-widening multiplication in a wider mode, the operands need
4699 to be converted (zero or sign extended) to that mode.
4701 2005-01-28 Ian Lance Taylor <ian@airs.com>
4705 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4706 through if both operands fall through.
4708 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4710 * cse.c (fold_rtx) <PC>: Don't optimize.
4712 2005-01-28 Jeff Law <law@redhat.com>
4714 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4715 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4717 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4719 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4720 cse_reg_info_used_list_end): Remove.
4721 (cse_reg_info_list, cse_reg_info_list_free): New.
4722 (get_cse_reg_info): When allocating an instance of
4723 cse_reg_info, add it to the beginning of the cse_reg_info_list
4724 list. Remove code to maintain cse_reg_info_used_list.
4725 (new_basic_block): Reset the free list to the beginning of
4728 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4730 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4731 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4732 (frv_expand_mdpackh_builtin): New function.
4733 (frv_expand_builtin): Use it to expand __MDPACKH.
4734 * doc/extend.texi (__MDPACKH): Update documentation.
4736 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4738 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4739 SSE_FLOAT_MODE_P for use_sse computation.
4741 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4744 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4746 2005-01-27 Richard Henderson <rth@redhat.com>
4748 * builtins.c (expand_builtin_copysign): New.
4749 (expand_builtin): Call it.
4750 * genopinit.c (optabs): Add copysign_optab.
4751 * optabs.c (init_optabs): Initialize it.
4752 (expand_copysign): New.
4753 * optabs.h (OTI_copysign, copysign_optab): New.
4754 (expand_copysign): Declare.
4756 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4757 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4759 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4760 (ix86_expand_fp_absneg_operator): ... here.
4761 (ix86_split_copysign): New.
4762 * config/i386/i386-protos.h: Update.
4763 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4764 (copysignsf3, copysigndf3): New.
4766 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4767 (copysignsf3, ncopysignsf3): New.
4768 (copysigndf3, ncopysigndf3): New.
4769 (copysignxf3, ncopysignxf3): New.
4770 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4772 2005-01-27 Arend Bayer <arend.bayer@web.de>
4773 Kazu Hirata <kazu@cs.umass.edu>
4775 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4776 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4777 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4780 2005-01-27 Jeff Law <law@redhat.com>
4782 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4783 definitions of SSA_NAMEs which are not being rewritten.
4784 (rewrite_ssa_into_ssa): Only initialize the current definition
4785 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4786 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4787 SSA_NAMEs before returning.
4789 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4791 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4792 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4793 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4794 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4795 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4797 2005-01-27 Steven Bosscher <stevenb@suse.de>
4800 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4801 higher to -O2 and higher. Likewise for tree PRE.
4802 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4805 2005-01-27 Ian Lance Taylor <ian@airs.com>
4808 * gimple-low.c (try_catch_may_fallthru): New static function.
4809 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4810 * tree-inline.c (expand_call_inline): Don't warn about reaching
4811 the end of a non-void function being inlined if the function uses
4814 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4816 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4819 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4820 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4821 (implicitly_declare): Handle error_mark_node.
4823 2005-01-27 Richard Henderson <rth@redhat.com>
4826 * tree.h (struct tree_decl): Add debug_expr_is_from.
4827 (DECL_DEBUG_EXPR_IS_FROM): New.
4828 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4829 * dwarf2out.c (dwarf2out_var_location): Update to match.
4830 * tree-outof-ssa.c (create_temp): Likewise.
4831 * var-tracking.c (track_expr_p): Likewise.
4832 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4833 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4834 * toplev.c (default_tree_printer): Likewise.
4836 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4838 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4839 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4841 2005-01-27 Steven Bosscher <stevenb@suse.de>
4843 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4844 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4845 ASM_CLOBBERS): Add tree checks.
4847 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4848 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4849 * c-common.def (SWITCH_STMT): Update to match.
4850 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4851 macros instead of SWITCH_EXPR ones.
4852 * c-dump.c (c_dump_tree): Likewise.
4853 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4854 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4856 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4858 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4860 * unwind-dw2.c (execute_stack_op): Add missing cases for
4861 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4863 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4865 * config.gcc (Obsolete configurations): Remove 'dummy', add
4866 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4869 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4871 PR tree-optimization/19633
4872 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4874 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4875 are no call-clobbered variables.
4876 * tree-outof-ssa.c (check_replaceable): Return false for calls
4879 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4881 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4882 even for variables with NULL DECL_INITIAL.
4884 2005-01-26 Stuart Hastings <stuart@apple.com>
4886 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4888 2005-01-26 Richard Henderson <rth@redhat.com>
4891 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4893 * expr.c (store_field): Strip conversions to odd-bit-sized types
4894 if the destination field width matches.
4896 2005-01-26 Richard Henderson <rth@redhat.com>
4898 * c-decl.c, expmed.c, expr.c: Revert last change.
4900 2005-01-26 Richard Henderson <rth@redhat.com>
4903 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4905 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4906 if we don't need the bits above those present in the current mode.
4907 * expr.c (store_field): Strip conversions to odd-bit-sized types
4908 if the destination field width matches.
4910 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4912 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4913 either -ffast-math or -funsafe-math-optimizations is in use.
4915 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4919 * config/avr/avr.c (notice_update_cc): Only set condition code for
4920 ashrqi3 if shift count > 0.
4921 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4922 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4923 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4924 count <= 0 as a no-op, and shift count >= width by copying zero
4925 or sign bit to all bits of the result.
4926 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4927 count, with attribute "length" set to 0 and "cc" set to "none".
4929 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4931 * doc/invoke.texi: Document -mTLS.
4933 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4934 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4935 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4936 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4937 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4938 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4939 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4940 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4942 * configure.ac: Check for a TLS capable gas.
4944 * configure: Regenerate.
4946 2005-01-26 Richard Henderson <rth@redhat.com>
4949 * combine.c (make_field_assignment): Simplify store to zero_extract
4950 from a source with an overlapping mask.
4952 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4954 2004-11-11 Eric Christopher <echristo@redhat.com>
4956 * config/frv/frv.md: Add fr400_integer automaton. Don't
4957 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4960 2005-01-26 Steven Bosscher <stevenb@suse.de>
4963 * cfgbuild.c (make_edges): Do not clear or set
4964 current_function_has_computed_jump.
4965 * function.h (struct function): Remove the has_computed_jump field.
4966 (current_function_has_computed_jump): Do not define.
4967 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4968 in a computed jump. Ignore current_function_has_computed_jump.
4970 2005-01-26 Richard Henderson <rth@redhat.com>
4973 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4974 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4976 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4977 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4978 objects into static storage if they have more than one non-zero value.
4979 * tree.h (categorize_ctor_elements): Update decl.
4981 2005-01-26 Steven Bosscher <stevenb@suse.de>
4984 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4985 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4986 to this function from 2004-07-10.
4987 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4988 the current function for tail call optimizations if the address
4989 of one of it its arguments is taken.
4991 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4993 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4995 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4997 * function.c (expand_function_end): If current_function_calls_alloca,
4998 emit stack restore in a place that is reached when the function falls
5001 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5003 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5004 rule to avoid matching inappropriate suffix rule.
5006 2005-01-26 Jan Hubicka <jh@suse.cz>
5008 PR tree-optimization/19241
5009 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5011 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5013 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5014 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5016 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5017 <sim*>: Always use crt1.o, regardless of N in simN.
5018 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5019 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5020 (CRT_CALL_STATIC_FUNCTION): Remove.
5021 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5022 use crt1.o, regardless of N in simN.
5023 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5024 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5025 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5026 case isystem setting.
5027 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5029 2005-01-25 Ian Lance Taylor <ian@airs.com>
5031 * gimple-low.c (block_may_fallthru): Correct handling of
5032 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5034 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5036 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5037 handlers to match indentation; nested under the mtune=* handler.
5038 Similar for mcpu= and march=.
5040 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5042 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5043 * config/mips/linux64.h (LIB_SPEC): Likewise.
5044 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5045 * config/sh/linux.h (LIB_SPEC): Likewise.
5047 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5049 * config/frv/frv.c (frv_legitimize_tls_address): New.
5050 (TARGET_HAVE_TLS): Define.
5051 (FRV_SYMBOL_REF_TLS_P): Define.
5052 (frv_override_options): Handle new register classes.
5053 (frv_legitimate_address_p): Reject tls addresses.
5054 (frv_legitimize_address): Handle TLS addresses.
5055 (gen_inlined_tls_plt): New.
5057 (frv_legitimize_tls_address): New.
5058 (unspec_got_name): Add TLS entries.
5059 (got12_operand): Add R_FRV_TLSMOFF12 case.
5060 (frv_emit_move): Fixup TLS addresses.
5061 (frv_emit_movsi): Legitimize TLS addresses.
5063 * config/frv/frv.h (MASK_BIG_TLS): New.
5064 (TARGET_BIG_TLS): New.
5065 (HAVE_AS_TLS): Define.
5066 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5067 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5068 (REG_CLASS_NAMES): Same.
5069 (REG_CLASS_CONTENTS): Same.
5070 (CONSTRAINT_LEN): New.
5071 (REG_CLASS_FROM_CONSTRAINT): New.
5072 (PREDICATE_CODES): Add symbolic_operand.
5074 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5075 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5076 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5077 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5078 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5079 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5080 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5081 GR9_REG, GR14_REG, LRREG.
5082 (type): Add load_or_call attribute.
5083 ("load_or_call"): New reservation.
5084 ("call_gettlsoff"): New.
5085 ("tls_indirect_call"): New.
5086 ("tls_load_gottlsoff12"): New.
5087 ("tlsoff_hilo"): New.
5088 ("tls_tlsdesc_ldd"): New.
5089 ("tls_tlsoff_ld"): New.
5092 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5094 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5096 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5097 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5098 * config/frv/frv.c (TLS_BIAS): Define.
5099 (frv_output_dwarf_dtprel): New.
5101 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5103 PR rtl-optimization/19579
5104 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5105 both A and B, see if they don't clobber registers the other expr uses.
5107 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5109 * real.c (do_add): Initialize signalling and canonical members.
5111 * real.c (real_from_integer): Zero out destination.
5113 2005-01-18 Jan Hubicka <jh@suse.cz>
5115 PR tree-optimize/19337
5116 * tree-inline.c (initialize_inlined_parameters): Copy
5117 saved_static_chain_decl only.
5119 2005-01-25 Richard Henderson <rth@redhat.com>
5123 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5124 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5125 80387 enabled, to return a proper subclass. Return the subset that
5126 overlaps with GENERAL_REGS for PLUS.
5127 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5129 2005-01-25 Richard Henderson <rth@redhat.com>
5132 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5134 2005-01-25 Roger Sayle <roger@eyesopen.com>
5136 * expmed.c (choose_multiplier): Change interface to return the
5137 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5138 (expand_divmod): Update calls to choose_multiplier.
5140 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5143 * expmed.c (extract_bit_field): Use adjust_address instead of
5144 gen_lowpart when op0 is a MEM.
5146 2005-01-24 Steven Bosscher <stevenb@suse.de>
5148 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5150 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5152 * config/mips/irix-csr.c: New file.
5153 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5154 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5155 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5158 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5161 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5162 sparc/elf.h, add sparc/sp-elf.h.
5163 (sparc-*-rtems*): Likewise.
5164 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5165 tm-dwarf2.h, add sparc/sp-elf.h.
5166 (sparc86x-*-elf): Likewise.
5167 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5168 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5169 TARGET_OS_CPP_BUILTINS.
5170 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5171 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5173 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5174 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5175 (SWITCH_TAKES_ARG): Likewise.
5176 (LOCAL_LABEL_PREFIX): Likewise.
5177 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5178 (TARGET_N_FORMAT_TYPES): Delete.
5179 (TARGET_FORMAT_TYPES): Likewise.
5180 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5181 * config/sparc/elf.h: Delete.
5182 * config/sparc/sp-elf.h: New file.
5184 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5186 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5187 * tree-flow.h: Remove the corresponding prototype.
5188 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5189 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5191 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5194 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5195 for AIX ABI or ELF -fPIC.
5196 (rs6000_emit_load_toc_table): Don't create toc_section here.
5197 (rs6000_xcoff_file_start): Nor here.
5199 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5201 * sh.c (ra.h): Don't #include.
5202 (hard_regs_intersect_p): New function, resurrected from ra.c.
5204 * sh.c: Fix 1996 Copyright.
5206 2005-01-24 Richard Henderson <rth@redhat.com>
5207 Aldy Hernandez <aldyh@redhat.com>
5209 * regrename.c (note_sets): Handle subregs.
5211 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5214 * genconditions.c (write_header, write_conditions): Elide file if
5217 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5219 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5220 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5223 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5225 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5226 expand_builtin_printf, expand_builtin_fprintf,
5227 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5228 checking against POINTER_TYPE.
5229 (validate_arglist): Handle POINTER_TYPE code by checking
5232 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5234 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5236 (for_each_rtx): Call for_each_rtx_1.
5237 * rtl.h (init_rtlanal): Declare.
5238 * toplev.c (backend_init): Call init_rtlanal.
5240 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5242 * flow.c (propagate_one_insn): Formatting.
5245 * flow.c (libcall_dead_p): Be more conservative if unsure.
5246 If there are any instructions between insn and call, see if they are
5247 all dead before saying the libcall is dead.
5249 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5251 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5252 operand constraint for operand 0.
5254 2005-01-23 Richard Henderson <rth@redhat.com>
5257 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5258 edges leading to join block.
5260 2005-01-23 Roger Sayle <roger@eyesopen.com>
5262 * expmed.c (expand_mult_highpart): Make static. Change type of
5263 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5264 (expand_divmod): Updates calls to expand_mult_highpart by using
5265 gen_int_mode to pass a CONST_INT rtx.
5266 * rtl.h (expand_mult_highpart): Remove prototype.
5268 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5270 * flow.c (regset_bytes, regset_size): Remove.
5272 * cfganal.c: Fix a reference to Harvey's paper.
5274 2005-01-23 Steven Bosscher <stevenb@suse.de>
5276 PR rtl-optimization/19464
5277 * tree-optimize.c (init_tree_optimization_passes): Add one more
5278 copyrename pass just before out-of-ssa.
5280 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5283 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5284 * ggc-none.c (ggc_free): Define.
5286 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5288 * cse.c (max_reg, max_insn_uid): Remove.
5289 (cse_main): Don't access max_reg or max_insn_uid.
5291 * c-common.c (explicit_flag_signed_bitfields,
5292 lang_statement_code_p, lang_expand_function_end): Remove.
5293 * c-common.h: Remove the corresponding declarations.
5294 * c-opts.c (c_common_handle_option): Remove all write access
5295 to explicit_flag_signed_bitfields.
5297 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5298 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5299 * cgraph.h: Remove the corresponding declaration.
5301 * gcse.c (null_pointer_info): Remove.
5303 2005-01-23 Roger Sayle <roger@eyesopen.com>
5304 Eric Botcazou <ebotcazou@libertysurf.fr>
5306 * combine.c (simplify_logical): Only simplify logical expressions
5307 of the form ior(and(x,y),z) by the inverse distributive law if the
5308 result is cheaper than the original.
5310 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5312 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5313 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5314 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5315 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5316 config/freebsd-spec.h, config/arm/arm.h,
5317 config/h8300/h8300.md, config/i386/i386.md,
5318 config/i386/predicates.md, config/i386/sse.md,
5319 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5320 config/vax/vax.md: Fix comment typos. Follow spelling
5323 2005-01-23 Steven Bosscher <stevenb@suse.de>
5325 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5326 tests, instead of `less than'.
5328 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5330 * function.c (assign_parm_setup_block): When creating a new stack slot
5331 for a parameter, get its alignment from the parameter's DECL_ALIGN
5332 rather than the type's TYPE_ALIGN. Make sure that the parameter
5333 is at least word aligned.
5335 2005-01-22 Roger Sayle <roger@eyesopen.com>
5338 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5340 2005-01-22 Richard Henderson <rth@redhat.com>
5343 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5344 in both compare operands.
5345 (movdfcc_1_sse_max): Likewise.
5346 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5347 (movdfcc_1_sse): Likewise.
5348 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5349 scratch register as needed.
5351 2005-01-22 Richard Henderson <rth@redhat.com>
5353 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5355 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5357 2005-01-22 Richard Henderson <rth@redhat.com>
5359 * genopinit.c (optabs): Use smin/smax for floating point too.
5360 * doc/md.texi: Update to match. Clarify that floating point
5361 results are undefined for +0/-0 and NaN.
5362 * doc/rtl.texi: Likewise.
5363 * rtl.def (SMIN, SMAX): Likewise
5364 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5366 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5367 leading 's' to the name.
5368 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5369 smaxxf3, sminxf3): Likewise.
5370 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5373 2005-01-22 Paul Brook <paul@codesourcery.com>
5375 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5377 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5379 * config/s390/s390.c (struct processor_costs): New fields
5380 dlgr, dlr, dr, dsgfr, dsgr.
5381 (z900_cost, z990_cost): Values for new fields.
5382 (s390_rtx_costs): New cases MEM und COMPARE in switch
5383 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5384 DIV, MOD, UDIV, UMOD.
5386 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5388 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5389 into the register being decremented.
5390 ("doloop_si31", "doloop_di"): Likewise.
5391 ("*doloop_si_long"): Adapt pattern.
5393 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5395 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5397 (CLASS_MAX_NREGS): Likewise.
5399 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5401 * doc/tree-ssa.texi (Statement Operands): Add example for new
5402 must-def macro. Note deprecation of old operands interface.
5404 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5406 PR tree-optimization/19484
5407 * tree-cfg.c (remove_fallthru_edge): New function.
5408 (cleanup_control_flow): Remove fallthru edges from calls that are
5409 now known not to return.
5411 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5413 Fix PR tree-optimization/19038
5414 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5415 copies with loop variant ones.
5417 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5419 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5420 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5421 config/alpha/alpha.md, config/alpha/predicates.md,
5422 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5423 config/sparc/sol2.h: Update copyright.
5425 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5426 first label to see if it is a nonlocal label.
5428 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5429 Andrew Pinski <pinskia@physics.uc.edu>
5432 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5433 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5435 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5437 * config/rs6000/rtems.h: Update copyright.
5439 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5442 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5443 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5444 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5446 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5449 * c-typeck.c (convert_arguments): Check for error_mark_node.
5451 2005-01-21 Ian Lance Taylor <ian@airs.com>
5453 PR tree-optimization/13000
5454 * tree-inline.c: Include "tree-flow.h".
5455 (expand_call_inline): If warn_return_type, warn if non-void inline
5456 function falls through.
5457 * tree-cfg.c (execute_warn_function_return): Don't warn about
5458 control reaching end if TREE_NO_WARNING is set. Set
5460 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5462 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5463 branch if we don't need one.
5464 * c-typeck.c: Include "tree-flow.h"
5465 (c_finish_bc_stmt): Don't add a goto if the current statement
5466 list doesn't fall through to the current point.
5468 2005-01-21 Roger Sayle <roger@eyesopen.com>
5470 PR rtl-optimization/576
5471 * real.c (real_arithmetic): Change return type from void to bool
5472 to return an indication that the result may be inexact.
5473 * real.h (real_arithmeric): Update prototype.
5474 * fold-const.c (const_binop): Don't constant fold floating
5475 point expressions when the user specifies -frounding-math and
5476 the result may depend upon the run-time rounding mode.
5477 (fold_convert_const_real_from_real): Clean-up.
5478 (fold_initializer): Ignore flag_rounding_math for initializers.
5479 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5480 constant fold FP operations with flag_rounding_math if the
5481 result may depend upon the run-time rounding mode.
5483 2005-01-21 Tom Tromey <tromey@redhat.com>
5485 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5487 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5489 * tree-cfg.c: Fix comment typos.
5491 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5493 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5494 around the call to rest_of_handle_branch_target_load_optimize.
5496 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5498 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5499 (sparc64-*-openbsd*): Likewise.
5500 (sparclite-*-elf*): Include tm-dwarf2.h.
5501 (sparc86x-*-elf*): Likewise.
5502 (sparc64-*-elf*): Likewise.
5503 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5504 (DBX_DEBUGGING_INFO): Likewise.
5505 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5506 (PREFERRED_DEBUGGING_TYPE): Likewise.
5507 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5508 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5509 (PREFERRED_DEBUGGING_TYPE): Likewise.
5510 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5511 (PREFERRED_DEBUGGING_TYPE): Likewise.
5512 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5514 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5517 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5519 2005-01-20 Paul Brook <paul@codesourcery.com>
5521 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5523 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5525 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5526 label is first in a sequence of labels.
5528 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5530 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5531 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5533 * doc/sourcebuild.texi (Test Directives): New.
5535 2005-01-20 Roger Sayle <roger@eyesopen.com>
5537 * real.c (real_floor): Don't leave the result uninitialized when
5538 mode is VOIDMode, but return the unrounded intermediate value.
5539 (real_ceil): Likewise.
5541 2005-01-20 Paul Brook <paul@codesourcery.com>
5543 * config/arm/arm.md (insv): Use gen_int_mode.
5545 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5547 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5548 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5549 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5550 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5551 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5553 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5556 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5557 fbreg, so we have to assume we can't.
5558 (loc_descriptor_from_tree_1): Ditto.
5559 (containing_function_has_frame_base): New function.
5560 (add_location_or_const_value_attribute): Use it.
5561 Also try to generate a frame_base from a single element location
5564 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5566 PR tree-optimization/15349
5567 * timevar.def (TV_TREE_MERGE_PHI): New.
5568 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5570 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5571 calls to tree_forwarder_block_p.
5572 (remove_forwarder_block_with_phi, merge_phi_nodes,
5573 gate_merge_phi, pass_merge_phi): New.
5574 * tree-optimize.c (init_tree_optimization_passes): Add
5576 * tree-pass.h: Add an extern for pass_merge_phi;
5578 2005-01-20 Richard Henderson <rth@redhat.com>
5581 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5582 (_mm_castps_pd, _mm_castps_si128): New.
5583 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5585 2005-01-20 Richard Henderson <rth@redhat.com>
5588 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5589 __builtin_ia32_vec_init_v2si.
5590 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5591 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5592 (ix86_init_mmx_sse_builtins): Create it.
5593 (ix86_expand_builtin): Expand it.
5594 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5595 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5596 (vec_extractv2si_0, vec_extractv2si_1): New.
5598 2005-01-20 Richard Henderson <rth@redhat.com>
5601 * config/i386/i386.c (ix86_expand_push): New.
5602 * config/i386/mmx.md (push<MMXMODE>1): New.
5603 * config/i386/sse.md (push<SSEMODE>1): New.
5604 * config/i386/i386-protos.h: Update.
5606 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5608 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5611 2005-01-20 Richard Henderson <rth@redhat.com>
5613 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5614 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5616 2005-01-19 Richard Henderson <rth@redhat.com>
5619 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5620 to V4SFmode in SSE1 fallback load path.
5622 2005-01-19 Richard Henderson <rth@redhat.com>
5624 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5625 in QImode expansion to ix86_expand_vector_set.
5626 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5628 2005-01-19 Richard Henderson <rth@redhat.com>
5631 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5632 subclass of the input class.
5633 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5634 Always true for cross-SSE1 classes. Rationalize conditionals.
5635 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5636 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5637 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5638 (movdi_2): Add MMX/SSE zeros.
5639 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5640 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5641 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5642 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5643 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5644 (zero_extendsidi2_rex64_1): Remove.
5645 (MOV0 peephole): Check GENERAL_REG_P.
5647 2005-01-19 Richard Henderson <rth@redhat.com>
5650 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5652 (ix86_expand_vector_extract): Likewise.
5654 2005-01-19 Richard Henderson <rth@redhat.com>
5657 * expr.c (emit_move_change_mode): New argument force; use
5658 simplify_gen_subreg if true.
5659 (emit_move_via_alt_mode): Merge into ...
5660 (emit_move_via_integer): ... here.
5661 (emit_move_ccmode): Use emit_move_change_mode directly.
5663 2005-01-19 Richard Henderson <rth@redhat.com>
5666 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5667 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5668 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5670 (alpha_emit_set_const): Likewise. Make static.
5671 (alpha_emit_set_long_const): Make static.
5672 (alpha_extract_integer): Split out from alpha_expand_mov.
5673 (alpha_split_const_mov): Likewise.
5674 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5675 (alpha_legitimate_constant_p): New.
5676 * config/alpha/alpha-protos.h: Update.
5677 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5678 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5679 * config/alpha/alpha.md (movsi): Add n alternative.
5680 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5681 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5682 (splitters for all of the above): Use alpha_split_const_mov.
5683 * config/alpha/predicates.md (non_add_const_operand): New.
5684 (non_zero_const_operand): New.
5685 (input_operand): Use alpha_legitimate_constant_p after reload.
5687 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5689 PR tree-optimization/19038
5690 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5691 (add_candidate): Add ivs with increment in latch only if
5692 allow_ip_end_pos_p is true.
5693 (determine_iv_cost): Use empty_block_p.
5695 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5697 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5698 (compute_dominance_frontiers): Ditto.
5700 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5703 * config/sh/t-rtems: New.
5704 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5706 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5708 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5709 the offset of the selected field.
5711 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5713 * tree-cfg.c (remove_forwarder_block): Fix the check to
5714 prevent a nonlocal label from appearing in the middle of a
5717 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5719 PR rtl-optimization/19462
5720 * reorg.c (find_end_label): Create return insn only if
5721 current_function_epilogue_delay_list is empty.
5723 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5725 * doc/passes.texi: Remove paragraph mentioning new-ra.
5727 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5729 PR rtl-optimization/15139
5730 * combine.c: Include params.h.
5731 (count_rtxs): New function.
5732 (record_value_for_reg): If replace_rtx would replace at least
5733 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5734 (clobber (const_int 0)) instead of TEM.
5735 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5736 * params.h (MAX_LAST_VALUE_RTL): New.
5737 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5738 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5741 * c-typeck.c (digest_init): Only call build_vector if all constructor
5742 elements are *_CST nodes.
5743 * gimplify.c (gimplify_init_constructor): Likewise.
5746 * c-typeck.c (digest_init): Only call build_vector if inside_init
5749 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5751 * toplev.c (init_asm_output): Remove dead #ifdef.
5753 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5755 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5757 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5759 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5760 accessing DECL_FUNCTION_CODE.
5761 * dojump.c (do_jump): Likewise.
5762 * gimplify.c (gimplify_call_expr): Likewise.
5763 * predict.c (expr_expected_value): Likewise.
5764 (strip_builtin_expect): Likewise.
5765 * tree-inline.c (estimate_num_insns_1): Likewise.
5766 * tree-ssa-loop-im.c (stmt_cost): Likewise
5767 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5768 (tree_expr_nonnegative_p): Likewise.
5770 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5772 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5773 variant of the load_pcrel_sym pattern.
5774 * config/sparc/sparc.md (P macro): Move to the top.
5775 (load_pcrel_sym): Macroize using P.
5776 (save_register_window): Likewise.
5778 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5780 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5783 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5786 * c-typeck.c (build_asm_expr): Strip nops off
5787 input memory operands.
5789 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5791 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5792 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5793 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5794 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5796 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5799 * config/i386/i386.c (override_options): If the 80387 is disabled,
5800 then do not return FP values using FP registers.
5802 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5804 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5805 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5806 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5807 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5808 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5809 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5810 output.h, postreload-gcse.c, postreload.c, recog.c,
5811 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5812 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5813 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5814 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5815 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5816 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5817 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5818 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5820 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5821 config/alpha/alpha.c, config/arm/vfp.md,
5822 config/i386/emmintrin.h, config/i386/i386-modes.def,
5823 config/i386/i386-protos.h, config/i386/i386.h,
5824 config/i386/pmmintrin.h, config/i386/ppro.md,
5825 config/i386/predicates.md, config/i386/xmmintrin.h,
5826 config/i860/i860.c, config/ia64/ia64-modes.def,
5827 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5828 config/ia64/ia64.md, config/ia64/itanium1.md,
5829 config/ia64/itanium2.md, config/ia64/predicates.md,
5830 config/iq2000/iq2000.h, config/mips/linux64.h,
5831 config/rs6000/aix41.h, config/rs6000/aix43.h,
5832 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5833 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5834 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5835 config/sparc/linux64.h, config/sparc/litecoff.h,
5836 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5837 config/sparc/sparc.h, config/sparc/sparc.md,
5838 config/sparc/sysv4-only.h: Update copyright.
5840 2005-01-18 Richard Henderson <rth@redhat.com>
5843 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5845 2005-01-18 Marc Espie <espie@openbsd.org>
5846 * config/i386/openbsdelf.h: Typo.
5848 2005-01-18 Richard Henderson <rth@redhat.com>
5850 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5851 special case for sse.
5852 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5854 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5856 * tree-inline.c (estimate_num_insns_1): Added cases for
5857 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5859 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5861 PR rtl-optimization/19296
5862 * combine.c (simplify_comparison): Rewrite the condition under
5863 which a non-paradoxical SUBREG of a PLUS can be lifted when
5864 compared against a constant.
5866 2005-01-18 Andi Kleen <ak@muc.de>
5868 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5869 * c.opt (-Wpointer-sign): Add.
5870 * doc/invoke.texi: (-Wpointer-sign): Add.
5872 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5874 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5875 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5876 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5877 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5878 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5879 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5880 for TARGET_MIX_SSE_I387.
5881 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5882 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5883 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5884 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5885 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5886 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5887 TARGET_MIX_SSE_I387.
5888 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5891 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5894 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5895 Add movaps alternative for xmm reg->reg move.
5897 2005-01-17 Jeff Law <law@redhat.com>
5899 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5900 at the end of the main DOM loop rather than just before DOM exits.
5902 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5904 PR tree-optimization/19121
5905 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5906 adding aliases to a name tag, also add them to the pointer's
5908 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5909 sensitive alias info at all. Only check that the two pointers
5910 have compatible pointed-to sets.
5911 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5912 a pointer's type tag is a superset of the alias set of the
5915 2005-01-17 James E Wilson <wilson@specifixinc.com>
5918 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5919 comment to document why.
5921 2005-01-17 Richard Henderson <rth@redhat.com>
5923 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5924 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5925 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5926 sse2_vmsminv2df3_finite): New.
5927 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5928 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5929 Force op1 into register.
5931 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5933 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5934 bubblestrap from always rebuilding build directory.
5936 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5938 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5939 ("*cmpmem_short"): Likewise.
5941 2005-01-17 Steven Bosscher <stevenb@suse.de>
5943 * basic-block.h: Document BB_* flags.
5944 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5945 use an sbitmap instead.
5946 * sched-rgn.c (compute_trg_info): Likewise.
5948 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5950 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5951 redundant target_cpu_default and extra_parts lines. Use the default
5953 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5954 (SUBTARGET_EXTRA_SPECS): Delete.
5955 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5956 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5957 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5958 and "n32" for -mabi=n32.
5960 2005-01-17 Ian Lance Taylor <ian@airs.com>
5963 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5964 fold constant variables into initial values.
5966 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5968 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5970 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5971 through the statements backward.
5973 2005-01-17 Ian Lance Taylor <ian@airs.com>
5975 PR middle-end/13127:
5976 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5977 a variable set to the return value of the inlined function.
5979 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5981 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5982 when modes are tieable.
5984 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5986 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5987 of pthread_create to find out if threads are enabled.
5988 * gthr-posix95.h (__gthread_active_p): Likewise.
5990 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5992 * common.opt (-fnew-ra): Remove.
5994 * toplev.h (flag_new_regalloc): Remove.
5995 * Makefile.in (ra*.*): Don't mention.
5996 * passes.c (rest_of_handle_new_regalloc): Remove.
5997 (rest_of_handle_combine, rest_of_compilation): Always consider
5998 flag_new_regalloc as false.
5999 * doc/invoke.texi: Don't document -fnew-ra.
6001 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6003 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6004 last parameter to reg_scan.
6005 * loop.c (loop_optimize): Likewise.
6006 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6007 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6008 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6009 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6010 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6011 * regclass.c (reg_scan): Likewise, for the declaration.
6012 * rtl.h (reg_scan): Likewise, for the prototype.
6014 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6016 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6017 mark_dfs_back_edges.
6019 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6021 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6022 (compute_avail): Uses don't go in tmp_gen.
6024 2005-01-16 Steven Bosscher <stevenb@suse.de>
6026 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6027 loop to look for a free slot in a page entry.
6029 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6032 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6033 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6034 just before targetm.asm_out.file_end.
6035 * tree.h (process_pending_assemble_output_defs): Declare.
6036 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6038 (assemble_alias): Defer generation of assembly code for defines when
6039 TARGET_DEFERRED_OUTPUT_DEFS is true.
6040 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6041 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6042 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6044 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6047 * pa.c (pa_scalar_mode_supported_p): New function.
6048 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6049 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6051 * pa-protos.h (prefetch_operand): Delete.
6052 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6053 * pa.c (prefetch_operand): Delete.
6054 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6055 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6056 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6057 and prefetch_nocc_operand.
6058 * pa.md (prefetch): Rework to avoid reload problems handling short
6059 displacements when a cache control completer needs to be provided.
6060 (prefetch_32, prefetch_64): Delete.
6061 (prefetch_cc, prefetch_nocc): New patterns.
6063 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6065 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6067 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6070 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6071 exceeds maximum alignment for global common data.
6072 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6073 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6075 2004-01-15 Roger Sayle <roger@eyesopen.com>
6077 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6079 2004-01-15 Roger Sayle <roger@eyesopen.com>
6081 * harg-reg-set.h (reg_class_names): Prototype global array.
6082 * regclass.c (reg_class_names): Declare here and initialize to
6084 (dump_regclass): Remove local declaration of reg_class_names.
6085 (regclass): Likewise.
6086 * cfg.c (dump_flow_info): Likewise.
6087 * ra-debug.c (reg_class_names): Likewise.
6088 * regrename.c (reg_class_names): Likewise.
6089 * reload.c (reg_class_names): Likewise.
6090 * reload1.c (spill_failure): Likewise.
6091 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6093 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6095 * config/s390/s390.md ("reload_outti"): Remove predicate for
6096 output operand. Abort if operand is not a MEM.
6097 ("reload_outdi", "reload_outdf"): Likewise.
6099 2005-01-15 Marc Espie <espie@openbsd.org>
6101 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6102 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6103 * config/openbsd.h: Fix C++ includes for native configurations.
6104 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6105 Add trampoline support.
6106 * config/i386/openbsdelf.h: New.
6108 2005-01-15 Marc Espie <espie@openbsd.org>
6110 * collect2.c (main): Explicitly parse -dynamic-linker option.
6112 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6114 PR tree-optimization/19060
6115 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6116 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6117 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6118 and handle extract_range_from_cond returning false.
6119 * fold-const.c (fold): Optimize comparisons with min/max even for
6120 width > HOST_BITS_PER_WIDE_INT.
6122 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6124 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6125 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6126 Remove little endian multilib variants.
6127 Add mips32 multilib variant.
6129 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6131 * explow.c (copy_all_reg, stabilize): Remove.
6132 * expr.h: Remove the corresponding prototypes.
6134 * rtlanal.c (regs_set_between_p): Remove.
6135 * rtl.h: Remove the corresponding prototype.
6137 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6139 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6140 to rs6000_nonimmediate_operand.
6141 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6142 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6143 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6144 rs6000_nonimmediate_operand.
6145 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6146 rs6000_nonimmediate_operand.
6148 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6150 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6152 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6154 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6156 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6157 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6159 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6160 (rs6k_nonimmediate_operand): New.
6161 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6163 (legitimate_lo_sum_address_p): Same.
6164 (rs6000_legitimize_address): Same.
6165 (rs6000_legitimize_reload_address): Same.
6166 (rs6000_legitimate_address): Same.
6167 (spe_build_register_parallel): Pass DF and DC modes in a DI
6170 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6171 to rs6k_nonimmediate_operand.
6173 * config/rs6000/spe.md ("*frob_df_di"): New.
6174 ("*frob_di_df"): New.
6175 ("*frob_di_df_2"): New.
6176 ("*mov_sidf_e500_subreg0"): New.
6177 ("*mov_sidf_e500_subreg4"): New.
6178 ("*movdf_e500_double"): Change predicate to
6179 rs6k_nonimmediate_operand.
6181 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6183 * postreload.c (move2add_note_store): Only call
6184 trunc_int_for_mode on scalar integers.
6186 2005-01-14 Steven Bosscher <stevenb@suse.de>
6188 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6189 replace BB_VISITED uses.
6190 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6191 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6192 (tree_dce_done): Free visited_control_parents.
6193 (perform_tree_ssa_dce): Allocate and clear it.
6194 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6195 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6196 instead of BB_VISITED.
6198 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6200 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6201 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6202 Remove unused prototypes.
6204 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6206 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6207 64-bit register usage.
6208 (spe_func_has_64bit_regs_p): Add FIXME note.
6210 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6212 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6213 flag_finite_math_only with flag_unsafe_math_optimizations.
6215 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6217 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6219 (__tpf_eh_return): Copy TPF private stack area from the module
6220 boundary stack frame. Add check for when module addresses are
6221 equal, but no stub address is found.
6223 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6226 * arm.h (struct machine_function): Add call_via field.
6227 (thumb_call_via_label): Declare.
6228 * arm.c (thumb_call_via_label): New variable.
6229 (thumb_call_reg_needed): New variable.
6230 (arm_output_function_epilogue): For Thumb code, output any per-function
6231 call-indirect trampolines.
6232 (thumb_call_via_reg): New function.
6233 (arm_file_end): New function.
6234 (TARGET_ASM_FILE_END): Call arm_file_end.
6235 (aof_file_end): Likewise.
6236 * arm-protos.h (thumb_call_via_reg): Declare.
6237 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6238 thumb_call_via_reg in normal case.
6240 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6243 PR rtl-optimization/19348
6244 * recog.c (peephole2_optimize): Do global life update if some peephole
6245 decides it doesn't need at least one of its inputs and that change
6246 influences liveness at the start of the basic block.
6248 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6249 arguments instead of 1.
6251 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6254 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6255 zero for nested functions needing a static chain or functions
6256 with a non-constant address.
6258 2005-01-13 Roger Sayle <roger@eyesopen.com>
6260 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6261 (and (sign_extend X) C) into (zero_extend (and X C)).
6263 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6265 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6267 2005-01-13 Richard Henderson <rth@redhat.com>
6272 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6273 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6274 not just TARGET_SSE.
6275 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6276 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6277 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6278 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6279 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6280 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6281 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6282 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6283 (movdicc_c_rex64): Rename with '*'.
6284 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6285 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6286 (movsfcc_1_387): Rename from movsfcc_1.
6287 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6288 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6289 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6290 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6291 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6292 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6293 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6294 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6295 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6296 sse_movdfcc_const0_4): Remove.
6297 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6298 recognize min/max early. Update for changed sse cmove patterns.
6299 (ix86_split_sse_movcc): New.
6300 * config/i386/i386-protos.h: Update.
6302 2005-01-13 Steven Bosscher <stevenb@suse.de>
6304 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6305 (fix_stmt_v_may_defs): Likewise.
6307 2005-01-13 Richard Henderson <rth@redhat.com>
6309 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6310 for converting the mask.
6312 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6314 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6317 2005-01-13 Richard Henderson <rth@redhat.com>
6319 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6320 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6321 IX86_BUILTIN_MOVDQ2Q): Remove.
6322 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6323 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6324 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6326 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6327 (sse2_pextrw): Fix immediate constraint.
6328 (sse2_loadq, sse2_loadq_rex64): Remove.
6329 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6330 Use __builtin_ia32_vec_ext_<size>.
6331 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6333 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6335 * function.c (assign_parm_setup_block): Look inside original
6336 entry_parm when inspecting PARALLEL.
6338 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6339 Joel Sherrill <joel@oarcorp.com>
6342 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6343 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6344 rtems_gxx_recursive_mutex_init.
6345 (__gthread_recursive_mutex_lock): New function.
6346 (__gthread_recursive_mutex_trylock): Likewise.
6347 (__gthread_recursive_mutex_unlock): Likewise.
6349 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6351 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6353 2005-01-13 Jan Beulich <jbeulich@novell.com>
6355 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6356 (ashrti3_internal): Indicate output is early clobber. Generate result
6357 into output rather than first input. Use move for low word of output
6358 if shift count is exactly 64.
6359 (lshrti3_internal): Likewise.
6361 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6365 * reload1.c (delete_output_reload): Don't delete an output reload
6366 if the pseudo lives longer than a single basic block. Adjust and
6367 improve wording of comment.
6369 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6372 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6373 of TYPE_SIZE where we mean the number of bytes.
6375 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6377 * function.c (assign_parm_setup_block): Relax condition on
6378 multi-register optimization.
6380 2005-01-12 Nick Clifton <nickc@redhat.com>
6382 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6383 an "in_delay_slot" attribute of "no" to prevent them being used in
6384 delay slots. This is forbidden because they might generate
6387 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6390 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6393 2005-01-12 Nick Clifton <nickc@redhat.com>
6395 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6396 passed on to GAS) but do not define, as GAS no longer supports or
6397 needs the -m2000 option.
6399 2005-01-11 Roger Sayle <roger@eyesopen.com>
6401 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6402 type as args of unprototyped builtins aren't automatically promoted.
6403 (fold_builtin_abs): Likewise.
6405 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6407 * Makefile.in: Set a `build-warn' variable.
6409 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6411 PR tree-optimization/17949
6412 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6413 (find_interesting_uses_address): Use it.
6415 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6417 * regrename.c (kill_value): Handle subreg's that won't simplify.
6419 2005-01-11 Richard Henderson <rth@redhat.com>
6422 * config/i386/i386.h (enum ix86_builtins): Move ...
6423 * config/i386/i386.c: ... here.
6424 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6425 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6426 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6427 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6428 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6429 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6430 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6431 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6432 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6433 IX86_BUILTIN_LOADDDUP): Remove.
6434 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6435 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6436 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6437 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6438 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6439 (ix86_init_builtins): Make static.
6440 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6441 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6442 if all the modes match. Otherwise, fake it.
6443 (get_element_number, ix86_expand_vec_init_builtin,
6444 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6445 (ix86_expand_builtin): Make static. Update for changed builtins.
6446 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6447 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6448 (ix86_expand_vector_init_duplicate): New.
6449 (ix86_expand_vector_init_low_nonzero): New.
6450 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6451 Split out from ix86_expand_vector_init; handle integer modes.
6452 (ix86_expand_vector_init): Use them.
6453 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6454 * config/i386/i386-protos.h: Update.
6455 * config/i386/predicates.md (reg_or_0_operand): New.
6456 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6457 (movv2sf_internal): Likewise. And a splitter to match them all.
6458 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6459 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6460 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6461 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6462 (mmx_pinsrw): Fix operand ordering.
6463 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6464 rather than sse_loadss expander.
6465 (movv2df splitter): Similarly.
6466 (sse_loadss, sse_loadlss): Remove.
6467 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6468 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6469 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6470 (sse3_movddup): Rename with '*'.
6471 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6472 (sse2_loadsd): Remove.
6473 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6474 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6475 (sse2_pinsrw): Fix argument ordering.
6476 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6477 (sse2_stored): Remove 'r' destination.
6478 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6479 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6480 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6481 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6482 vec_extractv16qi, vec_initv16qi): New.
6484 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6485 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6486 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6488 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6489 (_mm_load_si128, _mm_store_si128): Likewise.
6490 (_mm_load1_pd): Use _mm_set1_pd.
6491 (_mm_load_sd): Use _mm_set_sd.
6492 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6493 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6494 (_mm_set_epi64): Use _mm_set_epi64x.
6495 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6496 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6497 _mm_setr_epi8): Use _mm_set_foo form.
6498 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6499 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6500 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6501 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6502 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6503 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6504 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6505 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6506 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6507 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6508 (_mm_movedup_pd): Use _mm_shuffle_pd.
6509 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6510 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6511 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6512 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6514 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6515 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6516 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6517 (_mm_store_ps): Use raw dereference.
6518 (_mm_store1_ps): Use _mm_storeu_ps.
6519 (_mm_storer_ps): Use _mm_store_ps.
6520 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6521 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6523 2005-01-11 Stan Shebs <shebs@apple.com>
6525 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6526 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6528 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6531 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6532 Skip all DECLs except for FIELD_DECLs.
6534 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6536 * config/s390/s390.c (override_options): Return error if
6537 -mbackchain, -mpacked-stack and -mhard-float are used together.
6538 (s390_va_start): Remove the backchain && packed-stack special case.
6539 (s390_gimplify_va_arg): Likewise.
6540 * doc/invoke.texi: Remove the ABI incompatibility note.
6542 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6544 * config/s390/s390.c (struct s390_frame_layout): Remove
6546 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6547 save_backchain_p with TARGET_BACKCHAIN.
6549 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6552 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6553 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6554 * function.c (locate_and_pad_parm): Set new field.
6555 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6556 Tweak where_pad test to include "none". Always set mem align for
6558 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6559 not sufficient for type.
6560 (assign_parm_setup_block): If stack_parm is zero on entry, always
6561 make a new stack local. Block move old stack parm if necessary
6562 to new aligned stack local.
6563 (assign_parm_setup_stack): Use a block move to handle
6564 potentially misaligned entry_parm.
6565 (assign_parms_unsplit_complex): Specify required alignment when
6566 creating stack local.
6567 * calls.c (compute_argument_addresses): Override alignment of stack
6568 arg calculated from its type with the alignment given by
6569 FUNCTION_ARG_BOUNDARY.
6570 (store_one_arg): Likewise.
6572 2005-01-11 Jan Beulich <jbeulich@novell.com>
6574 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6575 Change respective itanium_class attribute to ialu.
6576 (shladdp4_internal): New.
6577 * config/ia64/predicates.md (shladd_log2_operand): New.
6579 2005-01-11 Richard Henderson <rth@redhat.com>
6581 * expr.c (store_constructor): Use rtvec_alloc instead of
6582 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6584 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6586 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6588 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6590 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6591 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6592 (TARGET_RWRELOC): Define.
6593 (ia64_rwreloc_section_type_flags): Delete.
6594 (ia64_section_type_flags): New function.
6595 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6596 (TARGET_RWRELOC): Define.
6598 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6601 * config/ia64/ia64.c (process_set): For alloc insn, only call
6602 process_epilogue is !frame_pointer_needed.
6604 2005-01-10 Roger Sayle <roger@eyesopen.com>
6607 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6608 unary operator and can't be treated as a binary/comparison operator.
6610 2005-01-10 Richard Henderson <rth@redhat.com>
6612 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6613 (ix86_return_in_memory): Likewise.
6614 (function_arg_advance): Likewise. Mirror structure in function_arg
6615 for choosing register to advance.
6617 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6619 * tree-vectorizer.c, tree.def: Fix comment typos.
6621 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6623 * config/s390/s390.c (struct processor_costs): 4 new fields:
6624 ddbr, ddr, debr, der.
6625 (s390_rtx_costs): More precise handling of divide instructions.
6627 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6629 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6631 2005-01-10 Jan Beulich <jbeulich@novell.com>
6633 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6634 names resulting from -ffunction-sections/-fdata-sections and linkonce
6636 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6637 based on the section name. Rearrange the section name comparison logic
6638 slightly so that each section name is compared against at most once.
6640 2005-01-10 Ben Elliston <bje@au.ibm.com>
6642 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6643 targets for which -fPIC reduces limitations on the GOT size.
6645 2005-01-09 Falk Hueffner <falk@debian.org>
6647 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6650 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6653 * collect2.c (main): Set aixrtl_flag for -brtl option.
6654 (resolve_lib_name): Search for .so file extension before .a
6657 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6659 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6660 (vect_analyze_data_refs_alignment): Add dump prints.
6662 2005-01-09 Ira Rosen <irar@il.ibm.com>
6664 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6665 expr_invariant_in_loop_p.
6666 Initialize outputs first thing in the function.
6667 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6668 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6669 (vect_analyze_pointer_ref_access): Check that the initial condition of
6670 the access function is loop invariant.
6672 2005-01-09 Richard Henderson <rth@redhat.com>
6674 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6675 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6676 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6677 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6678 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6679 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6680 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6681 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6682 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6683 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6684 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6685 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6686 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6687 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6688 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6689 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6690 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6691 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6692 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6693 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6694 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6695 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6696 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6698 (mmx_clrdi, pavgusb): Remove.
6699 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6700 with leading sse_ prefix.
6701 * config/i386/sse.md: Receive them.
6702 * config/i386/mmx.md: New file.
6703 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6704 (subrv2sf3): Turn into expander for normal subtraction.
6705 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6706 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6707 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6708 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6709 commutative; use ix86_binary_operator_ok.
6710 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6711 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6712 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6713 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6714 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6715 Macroize from existing patterns; use ix86_binary_operator_ok.
6716 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6717 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6718 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6719 with vec_select+vec_concat.
6720 (mmx_pshufw, mmx_pshufw_1): Likewise.
6721 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6722 (mmx_uavgv4hi3): Model correctly.
6723 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6724 _mm_xor_si64): Remove casts.
6726 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6728 PR tree-optimization/19224
6729 * tree-scalar-evolution.c (get_instantiated_value,
6730 set_instantiated_value): New functions.
6731 (instantiate_parameters_1): Cache the results.
6732 (instantiate_parameters, resolve_mixers): Initialize and free
6735 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6737 * config/i386/i386.md (addhi_4): Correct reference in comment.
6740 2005-01-08 Richard Henderson <rth@redhat.com>
6742 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6743 (_mm_cvtsi128_si64x): Likewise.
6744 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6745 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6746 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6747 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6748 * config/i386/i386-protos.h: Update.
6749 * config/i386/i386.c (print_operand): Add 'H'.
6750 (ix86_fixup_binary_operands): Split out from ...
6751 (ix86_expand_binary_operator): ... here.
6752 (ix86_fixup_binary_operands_no_copy): New.
6753 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6754 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6755 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6756 (safe_vector_operand): Use CONST0_RTX.
6757 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6758 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6759 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6760 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6762 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6763 (IX86_BUILTIN_CMPNGESS): New.
6764 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6765 (attr type): Add sselog1.
6766 (attr unit, attr memory): Handle it.
6767 (movti, movti_internal, movti_rex64): Move near other integer moves.
6768 (movtf, movtf_internal): Move near other fp moves.
6769 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6770 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6771 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6772 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6773 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6774 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6775 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6776 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6777 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6778 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6779 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6780 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6781 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6782 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6783 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6784 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6785 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6786 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6787 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6788 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6789 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6790 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6791 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6792 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6793 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6794 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6795 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6796 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6797 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6798 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6799 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6800 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6801 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6802 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6803 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6804 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6805 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6806 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6807 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6808 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6809 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6810 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6811 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6812 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6814 (SSEPUSH, push<SSEPUSH>): Remove.
6815 (MMXPUSH, push<MMXPUSH>): Remove.
6816 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6817 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6818 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6819 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6820 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6821 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6822 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6823 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6824 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6825 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6826 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6827 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6828 (ppro_sse_log_V4SF): Handle sselog1.
6829 * config/i386/predicates.md (const_0_to_1_operand): New.
6830 (const_0_to_255_mul_8_operand): New.
6831 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6832 (const_2_to_3_operand, const_4_to_7_operand): New.
6833 * config/i386/sse.md: New file.
6834 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6835 (sse_movups): Rename from sse_movups_1.
6836 (sse_loadlss): Rename from sse_loadss_1.
6837 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6839 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6840 (absv4sf2, negv2df, absv2df): New.
6841 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6842 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6843 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6844 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6845 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6846 (sse3_addsubv4sf3): Model correctly.
6847 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6848 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6849 (sse_movhlps): Model with vec_select+vec_concat.
6850 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6851 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6852 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6853 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6854 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6855 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6856 sse2_pshufhw_1): Likewise.
6857 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6858 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6859 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6860 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6861 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6862 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6863 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6864 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6865 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6866 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6867 sminv8hi3): Mark commutative
6868 operands. Use ix86_binary_operator_ok.
6869 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6870 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6871 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6872 sse2_punpcklqdq): Allow operand2 in memory.
6873 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6874 sse2_movsd): Add memory alternatives.
6875 (sse_storelps): Turn expander into an insn; split after reload.
6876 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6877 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6879 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6881 * configure.ac (DWARF-2 debug_line): Use objdump.
6882 * configure: Regenerate.
6884 2005-01-08 Jeff Law <law@redhat.com>
6885 Diego Novillo <dnovillo@redhat.com>
6887 PR tree-optimization/18241
6888 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6889 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6890 statements with volatile operands.
6891 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6892 operands after marking a statement with has_volatile_ops.
6894 2005-01-08 Roger Sayle <roger@eyesopen.com>
6896 * tree.c (int_fits_type_p): Always honor integer constant
6897 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6899 2005-01-08 Roger Sayle <roger@eyesopen.com>
6901 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6902 the latent bug in rtl_delete_block has been resolved.
6904 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6906 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6907 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6909 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6911 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6912 library as @multilib_dir@/$(SHLIB_SONAME).
6914 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6916 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6917 * configure: Regenerate.
6919 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6921 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6924 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6927 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6928 Convert non-word aligned offset address using ld/std into
6931 2005-01-07 Richard Henderson <rth@redhat.com>
6933 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6935 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6937 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6939 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6941 PR tree-optimization/19283
6942 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6943 is not shorter than the original type.
6945 PR rtl-optimization/19012
6946 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6948 PR rtl-optimization/18861
6949 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6950 (FULL_STATE): Define.
6951 (mark_tablejump_edge): New function.
6952 (purge_dead_tablejump_edges): New function.
6953 (find_bb_boundaries): Use it.
6955 PR tree-optimization/18828
6956 * builtins.c (expand_builtin_next_arg): Remove argument and all
6957 the argument checking.
6958 (expand_builtin): Adjust caller.
6959 (expand_builtin_va_start): Likewise. Remove error for too many
6961 (fold_builtin_next_arg): Issue error for too many arguments.
6962 After checking arguments, replace them with magic arguments that
6963 prevent further checking of the args.
6965 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6967 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6969 2005-01-06 Roger Sayle <roger@eyesopen.com>
6972 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6973 and %{.S:...} (and their negative variants) to test whether the
6974 input file is assembler or pre-processed-assembler independent of
6975 the actual filename extension.
6977 2005-01-06 Roger Sayle <roger@eyesopen.com>
6979 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6980 of sign or zero extended values.
6982 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6984 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6985 for IBM long double format correctly.
6987 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6989 Fix PR tree-optimization/18792
6991 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6992 to first_loop_depth, and use loop depth instead of loop number.
6993 (build_classic_dir_vector): Ditto.
6994 (compute_data_dependences_for_loop): Use depth, not loop number.
6995 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6996 number. Pass in loops, instead of loop numbers.
6997 (gather_interchange_stats): Ditto.
6998 (linear_transform_loops): Ditto.
7000 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7003 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7004 biv_fits_mode_p, extension_within_bounds_p): New functions.
7005 (check_ext_dependent_givs): Use them.
7007 2005-01-06 Roger Sayle <roger@eyesopen.com>
7009 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7010 more than one barrier, in which case we should delete them all.
7012 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7014 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7016 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7018 Fix PR middle-end/19286
7020 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7021 output this subprogram, simply ignore this attempt to do it again.
7022 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7023 origin attribute if it's not possible.
7024 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7025 (decls_for_scope): Ditto.
7026 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7027 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7029 2005-01-05 Richard Henderson <rth@redhat.com>
7032 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7033 (bdesc_2arg): Use it.
7034 (ix86_expand_binop_builtin): Force operands into registers
7036 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7037 ix86_expand_sse_compare, ix86_expand_sse_comi,
7038 ix86_expand_builtin): Likewise.
7040 2005-01-05 Richard Henderson <rth@redhat.com>
7042 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7044 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7045 (mulv4hi3): Set itanium_class mmmul.
7046 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7047 (fpack): Rename from fpack_sfsf.
7049 2005-01-05 Richard Henderson <rth@redhat.com>
7052 * reload1.c (do_input_reload): Restrict the optimization deleteing
7053 a previous output reload to RELOAD_FOR_INPUT.
7055 2005-01-05 Steven Bosscher <stevenb@suse.de>
7057 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7058 comment that we fall through after case.
7059 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7060 (distribute_links): Likewise.
7061 * cse.c (cse_insn): Likewise.
7062 * cselib.c (cselib_invalidate_mem): Likewise.
7063 * df.c: Update comments at the top of the file.
7064 (read_modify_subreg_p): Update comments here too.
7065 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7066 * flow.c (mark_set_1): Likewise.
7067 (mark_used_regs): Likewise.
7068 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7069 (canon_list_insert): Likewise.
7070 (mark_set): Likewise.
7071 (try_replace_reg): Likewise.
7072 (store_killed_in_insn): Likewise.
7073 * loop.c (count_one_set): Likewise.
7074 (basic_induction_var): Likewise.
7075 * postreload-gcse.c (find_mem_conflicts): Likewise.
7076 * postreload.c (reload_combine_note_store): Likewise.
7077 (move2add_note_store): Likewise.
7078 * reload.c (find_equiv_reg): Likewise.
7079 (mark_referenced_resources): Likewise.
7080 * rtlanal.c (set_noop_p): Likewise.
7081 (note_stores): Likewise.
7082 (note_uses): Likewise.
7083 * sched-deps.c (sched_analyze_1): Likewise.
7084 * sched-rgn.c (check_live_1): Likewise.
7085 (update_live_1): Likewise.
7086 * config/i860/i860.c: Likewise.
7088 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7090 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7092 * doc/rtl.texi: Update documentation for bit-fields and SET.
7094 2005-01-05 Roger Sayle <roger@eyesopen.com>
7096 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7098 2005-01-05 Jan Hubicka <jh@suse.cz>
7099 Richard Henderson <rth@redhat.com>
7102 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7105 2005-01-05 Richard Henderson <rth@redhat.com>
7108 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7109 (sse_shufps): Change operand 3 to const_int_operand.
7110 (sse2_storelps): Fix typo in template.
7111 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7112 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7113 (ix86_expand_builtin): Likewise.
7115 2005-01-05 Julian Brown <julian@codesourcery.com>
7117 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7118 as aggregates for AAPCS ABIs.
7120 2005-01-05 Stan Shebs <shebs@apple.com>
7122 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7123 Mach-O getters if ppc64.
7124 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7126 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7127 signed four-byte field for global code case.
7128 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7130 2005-01-05 Roger Sayle <roger@eyesopen.com>
7133 * c-common.c: Include real.h.
7134 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7135 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7136 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7137 * Makefile.in (c-common.o): Update dependencies.
7139 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7141 * c-parse.in (asm_string): Add trailing semicolon.
7143 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7145 * c-parse.in (asm_string): New. Don't allow wide strings in
7147 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7148 asm_string instead of STRING.
7150 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7152 * c-typeck.c (constructor_no_implicit): Remove.
7153 (set_designator, process_init_element): Don't check
7154 constructor_no_implicit.
7156 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7157 Kaz Kojima <kkojima@gcc.gnu.org>
7160 * lcm.c (create_pre_exit): New.
7161 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7162 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7164 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7166 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7167 -msoft-float in target_float_switch.
7168 * arm.c (arm_override_options): Fix processing of target_float_switch.
7170 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7172 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7175 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7177 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7178 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7180 2005-01-04 Roger Sayle <roger@eyesopen.com>
7182 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7183 if deleting the then-block allows the test-block to fallthru to the
7186 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7189 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7190 after the full declaration if the are in two different TUs.
7192 2005-01-04 Richard Henderson <rth@redhat.com>
7195 * tree-sra.c (generate_one_element_init): Just
7196 call gimplify_and_add.
7197 (generate_element_init): Record the
7198 new referenced variables and mark them for renaming
7199 and split out to ...
7200 (generate_element_init_1): This.
7201 (scalarize_init): Don't call push_gimplify_context/
7202 pop_gimplify_context.
7204 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7206 * toplev.c (get_src_pwd): Handle failure of getpwd().
7208 2005-01-04 Roger Sayle <roger@eyesopen.com>
7210 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7212 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7213 all the cases handled by it are inverted by invert_truthvalue.
7215 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7217 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7218 (save_register_windowsi): Likewise.
7220 2005-01-04 Richard Henderson <rth@redhat.com>
7222 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7224 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7227 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7228 any simplifications of vector mode comparison operators.
7229 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7231 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7232 Devang Patel <dpatel@apple.com>
7234 PR tree-optimization/18308
7235 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7236 the operands before creating a new expression.
7237 * dojump.c (do_jump): Make drop_through_label available
7238 for all cases. Add expansion of COND_EXPR.
7240 2005-01-04 Ira Rosen <irar@il.ibm.com>
7242 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7243 INTEGER_CST instead of TREE_CONSTANT.
7244 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7245 instead of TREE_CONSTANT.
7246 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7247 instead of TREE_CONSTANT.
7249 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7251 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7253 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7256 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7257 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7259 2005-01-03 Richard Henderson <rth@redhat.com>
7261 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7262 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7263 fold_convert_const_real_from_real): Split out from ...
7264 (fold_convert_const): ... here.
7266 2005-01-03 Richard Henderson <rth@redhat.com>
7269 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7270 (mov<MMXMODEI>_internal): Likewise.
7271 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7272 Add V2SF case; use it for SSE1; don't use TI.
7273 (movdf_integer): Likewise.
7274 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7276 2005-01-03 Ira Rosen <irar@il.ibm.com>
7278 * tree-vectorizer.c (vect_strip_conversions): New function.
7279 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7280 check for binary class.
7282 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7286 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7288 * gimple-low.c (mark_blocks_with_used_vars): New function.
7289 (mark_blocks_with_used_subblocks): Ditto.
7290 (mark_used_blocks): Ditto.
7291 (pass_mark_used_blocks): New pass.
7292 * tree-inline.c: Include debug.h.
7293 (expand_call_inline): Call outlining_inline_function here.
7294 * tree-optimize.c (init_tree_optimization_passes): Add
7295 pass_mark_used_blocks.
7296 * tree-pass.h (pass_mark_used_blocks): New.
7297 * Makefile.in (tree-inline.o): Add debug.h dependency.
7299 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7301 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7302 VAR_DECLs to have weak_import attribute.
7304 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7307 2004-01-03 Steven Bosscher <stevenb@suse.de>
7309 * passes.c (rest_of_compilation): Don't run regmove if only
7310 flag_expensive_optimizations, require flag_regmove instead.
7312 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7314 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7316 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7317 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7318 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7319 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7321 2005-01-03 Richard Henderson <rth@redhat.com>
7323 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7324 (ia64_const_ok_for_letter_p): New.
7325 (ia64_const_double_ok_for_letter_p): New.
7326 (ia64_extra_constraint): New.
7327 (ia64_expand_vecint_compare): New.
7328 (ia64_expand_vcondu_v2si): New.
7329 (ia64_expand_vecint_cmov): New.
7330 (ia64_expand_vecint_minmax): New.
7331 (ia64_print_operand): Add 'v'.
7332 (ia64_preferred_reload_class): New.
7333 (ia64_vector_mode_supported_p): New.
7334 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7335 (PREFERRED_RELOAD_CLASS): Move to function.
7336 (CONST_OK_FOR_LETTER_P): Move to function.
7337 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7338 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7339 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7340 (EXTRA_CONSTRAINT): Move to function.
7341 * config/ia64/ia64.md: Include vect.md.
7342 (itanium_class): Add mmalua.
7344 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7346 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7347 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7349 (const_int_2bit_operand): New.
7350 (fr_reg_or_0_operand): New.
7351 * config/ia64/ia64-modes.def: Add vector modes.
7352 * config/ia64/ia64-protos.h: Update.
7353 * config/ia64/vect.md: New file.
7355 2005-01-03 Richard Henderson <rth@redhat.com>
7357 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7359 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7362 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7364 (log1pdf2): Change mode of operands[0,1] to DFmode.
7366 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7368 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7369 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7370 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7371 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7372 SPARC_RELAXED_ORDERING.
7374 2005-01-03 Richard Henderson <rth@redhat.com>
7375 Uros Bizjak <uros@kss-loka.si>
7378 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7379 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7380 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7382 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7383 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7384 const_pow2_1_to_128_operand): New predicates.
7386 2005-01-02 Greg McGary <greg@mcgary.org>
7388 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7390 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7391 object. [ptr_type]: Remove unused variable.
7392 Remember nearest addressable array-element or record-component
7393 when checking bitfield components. Tolerate empty BIND_EXPR.
7395 2005-01-01 Richard Henderson <rth@redhat.com>
7397 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7398 that don't narrow the value. Fail for other conversions.
7400 2005-01-01 Richard Henderson <rth@redhat.com>
7403 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7404 * c-lang.c (finish_file): Don't do it here.
7405 * objc/objc-act.c (objc_finish_file): Likewise.
7407 * cgraph.c (decl_assembler_name_equal): New.
7408 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7409 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7410 * cgraph.h (struct cgraph_varpool_node): Add next.
7411 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7412 * varasm.c (assemble_alias): Mark the target as needed.
7414 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7417 * function.c (get_arg_pointer_save_area): Use entry_of_function
7418 instead of get_insns.
7420 2005-01-01 Roger Sayle <roger@eyesopen.com>
7421 Andrew Pinski <pinskia@physics.uc.edu>
7422 James E. Wilson <wilson@specifixinc.com>
7424 PR rtl-optimization/12092
7425 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7428 2005-01-01 Roger Sayle <roger@eyesopen.com>
7429 Olivier Hainque <hainque@act-europe.fr>
7431 * tree.c (int_fits_type_p): A narrower type always fits in a
7432 wider one, except for negative values into unsigned types.
7434 2005-01-01 Roger Sayle <roger@eyesopen.com>
7436 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7437 with the original constant rather than require TREE_OVERFLOW.
7439 2005-01-01 Steven Bosscher <stevenb@suse.de>
7442 * c-decl.c (finish_function): If compiling C99, annotate the
7443 compiler generated return with the current file name and line 0.
7444 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7445 the source line is greater than 0.
7446 (remove_bb): Likewise.
7448 See ChangeLog.12 for earlier changes.