1 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4 and return without creating new state if before_nops_num is nonzero.
5 * config/ia64/ia64.md (first_insn): New attribute.
6 (alloc): Set it to yes.
8 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
10 * tree-vectorizer.c (new_vec_stmt_info): Initialize
11 STMT_VINFO_SUBVARS to NULL.
12 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14 2005-03-16 Dale Johannesen <dalej@apple.com>
16 * rtlanal.c (find_first_parameter_load): Rewrite to
17 return actual first param load or the call if none,
18 instead of first in block, when not all loads exist.
20 2005-03-16 Roger Sayle <roger@eyesopen.com>
22 * optabs.c (expand_copysign_absneg): Make static.
23 * optabs.h (expand_copysign_absneg): Delete prototype.
24 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
26 2005-03-16 Richard Henderson <rth@redhat.com>
29 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
30 (alias_pairs): Rename from output_defs.
31 (find_decl_and_mark_needed): Split out from assemble_alias.
32 (do_assemble_alias): New.
33 (assemble_output_def): Remove.
34 (finish_aliases_1, finish_aliases_2): New.
35 (process_pending_assemble_output_defs): Remove.
36 (assemble_alias): Defer aliases for which we don't yet have a
37 non-external decl for the target symbol.
38 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
39 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
40 * toplev.c (compile_file): Use finish_aliases_2 instead of
41 process_pending_assemble_output_defs.
42 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
43 (process_pending_assemble_output_defs): Remove.
45 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
47 Fix PR tree-optimization/20489
49 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
52 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
54 Fix PR tree-optimization/20490
56 * tree-ssa-pre.c (create_expression_by_pieces): Use
57 force_gimple_operand on result of fold.
59 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
61 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
62 of closing parenthesis.
64 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
66 * builtins.c (expand_movstr): Update a call to
68 (expand_builtin_strncpy): Update a call to
70 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
71 arguments of CALL_EXPR.
72 (fold_builtin_1): Update calls to fold_builtin_strcpy and
74 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
75 * tree.h: Update the prototypes of fold_builtin_strcpy and
78 2005-03-16 Steven Bosscher <stevenb@suse.de>
79 Dorit Naishlos <dorit@il.ibm.com>
81 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
82 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
85 2005-03-16 Steven Bosscher <stevenb@suse.de>
87 * tree-inline.c (walk_type_fields, walk_tree,
88 walk_tree_without_duplicates): Move from here...
91 2005-03-15 Zack Weinberg <zack@codesourcery.com>
93 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
94 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
95 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
96 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
97 (version): Define using $(BASEVER_c).
98 (Makefile, config.status, build/gcov-iov.o): No longer depends on
100 (version.o): Depend on version files; add custom generation command.
101 (prefix.o): Define BASEVER on command line.
102 (s-iov): Depend on version files; adjust command.
103 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
105 (gcc-vers.texi): New rule.
106 (doc/%.info, doc/%.dvi): Add -I . to command line.
107 (doc/gccinstall.dvi): Likewise.
108 (PACKAGE): Delete. All uses replaced with "gcc".
109 * aclocal.m4: Do not include gcc-version.m4.
110 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
111 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
112 Set is_release based on contents of DEV-PHASE.
113 Set gcc_version based on contents of BASE-VER.
114 Define WIN32_REGISTRY_KEY only if the user overrode the default.
115 * config.in, configure: Regenerate.
116 * gccbug.in: Determine version of GCC in use at runtime.
117 * gcov-iov.c: Get version number and development phase from
118 command line, not by including version.c.
119 * intl.c: Replace all uses of PACKAGE with "gcc".
120 * libada-mk.in: Delete unused "gcc_version" variable.
121 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
122 * version.c: (VERSUFFIX): New hook for redistributors; adjust
124 (version_string): Put together from pieces.
125 * config/alpha/x-vms: Do not use $(gcc_version).
126 * config/i386/t-nwld: Likewise.
127 * doc/include/gcc-common.texi: Include gcc-vers.texi for
128 version-GCC and DEVELOPMENT.
130 2005-03-15 Roger Sayle <roger@eyesopen.com>
132 PR tree-optimization/17454
133 * tree.c (tree_size): Add case for TREE_BINFO.
134 * fold-const.c (fold_checksum_tree): Only clear the overloaded
135 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
137 2005-03-15 Roger Sayle <roger@eyesopen.com>
139 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
140 op1 whilst expanding the signed widenening multiply variant.
142 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
144 * toplev.c (display_target_options): Avoid unused variable warning if
145 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
146 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
147 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
148 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
149 (mips_isa_info): New variable.
150 (mips_parse_cpu): Remove the first argument and leave the caller
152 (TARGET_HANDLE_OPTION): Override default.
153 (mips_handle_option): New function. Move option validation code from...
154 (override_options): ...here. Update calls to mips_parse_cpu.
155 * config/mips/mips.h (mips_arch_string, mips_tune_string)
156 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
157 (SUBTARGET_TARGET_OPTIONS): Delete.
158 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
159 (mno-flush-func, mtune=): New options.
161 2005-03-15 Roger Sayle <roger@eyesopen.com>
162 Richard Henderson <rth@redhat.com>
164 * real.c (c4x_single_format, c4x_extended_format): Provide values
165 for signbit_ro for c4x's single and extended floating point formats.
166 * optabs.c (expand_copysign): Use the floating point format's
167 signbit_ro for expanding via expand_copysign_absneg, and it's
168 signbit_rw field for expanding via expand_copysign_bit.
170 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
172 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
173 known_alignment_for_access_p.
174 (known_alignment_for_access_p): New.
175 (do_peeling_for_alignment): Field made int instead of bool and renamed
176 to peeling_for_alignment.
177 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
178 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
179 functionality used to be in vect_analyze_operations.
180 (vect_analyze_operations): Code to determine vectorization factor was
181 moved to vect_determine_vectorization_factor.
182 (vect_enhance_data_refs_alignment): Update to correct alignment when it
183 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
185 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
186 be part of vect_analyze_operations).
187 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
188 creating the guard condition, as the number of iterations may be
190 (slpeel_tree_peel_loop_to_edge): Use new name of
191 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
192 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
193 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
194 (vect_do_peeling_for_alignment): Use fold.
195 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
197 (vect_update_inits_of_dr): Renamed to
198 vect_update_init_of_dr.
199 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
200 (vectorizable_store): Fix assertion to use == instead of =.
202 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
204 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
205 call_used_regs for wCG registers.
207 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
209 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
210 for non-offsettable memory references to cope with outstanding reload
211 replacements, take 2.
213 2005-03-15 Uros Bizjak <uros@kss-loka.si>
216 * config/i386/i386.h (x86_fisttp): New.
217 (TARGET_FISTTP): New macro.
218 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
219 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
220 instruction when fisttp flag is set.
221 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
223 * config/i386/i386.md (type attribute): Add fisttp.
224 (unit attribute): Set to i387 for fisttp type.
225 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
226 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
228 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
229 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
231 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
232 patterns for TARGET_FISTTP. Enable patterns for
233 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
234 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
235 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
236 implement fisttp x87 insn.
237 (fix_trunc*_i387_fisttp splitters): New patterns.
238 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
239 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
240 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
242 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
243 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
244 Implement using mode macros. Disable patterns for TARGET_FISTTP.
245 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
246 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
247 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
248 Disable patterns for TARGET_FISTTP.
249 (fix_trunc*_i387 splitters): Implement usign mode macros.
250 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
251 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
252 (fix_trunx*_sse peephole2s): Implement using mode macros.
254 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
256 PR rtl-optimization/20291
257 * combine.c (try_combine): If splitting fails, re-try with
258 original combined pattern, i.e. before clobber stripping.
260 2005-03-14 Eric Christopher <echristo@redhat.com>
262 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
263 STACK_GROWS_DOWNWARD.
265 2005-03-14 Roger Sayle <roger@eyesopen.com>
267 * real.h (struct real_format): Split the signbit field into two
268 two fields, signbit_ro and signbit_rw.
269 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
270 mips_double_format, ieee_extended_motorola_format,
271 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
272 ieee_extended_intel_128_format, ibm_extended_format,
273 mips_extended_format, ieee_quad_format, mips_quad_format,
274 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
275 i370_double_format, c4x_single_format, c4x_extended_format,
276 real_internal_format): Update initializers for new field.
277 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
278 real_format structure.
279 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
280 field of the real_format structure.
282 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
284 Fix PR tree-optimization/20458
286 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
287 DECL_EXTERNAL on STRUCT_FIELD tags.
288 (clear_call_clobbered): Ditto.
289 * tree-ssa-operands.c (note_addressable): Make sure the original
290 variable doesn't slip into the addressable list if we have
292 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
295 2005-03-14 Geoffrey Keating <geoffk@apple.com>
297 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
298 (-fwide-exec-charset): Likewise.
299 (-finput-charset): Likewise.
300 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
301 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
302 * c.opt (Wnormalized): New.
304 2005-03-14 Devang Patel <dpatel@apple.com>
306 * doc/invoke.texi: Add reference to Visibility document.
308 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
310 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
311 MASK_SPLIT_ADDRESSES.
312 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
313 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
314 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
315 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
316 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
317 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
318 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
319 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
320 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
321 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
322 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
323 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
324 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
325 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
326 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
327 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
328 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
329 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
330 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
331 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
332 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
333 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
334 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
335 (TARGET_EXPLICIT_RELOCS): Delete.
336 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
337 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
338 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
339 (override_options): Set MASK_LONG64 if -mint64 is given and no
340 -mlongXX option is. Complain about -mint64 -mlong32.
341 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
342 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
343 * config/mips/mips.opt: New file.
345 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
347 * config.gcc (extra_options): New variable for listing option files.
348 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
349 * configure.ac (extra_opt_files): New AC_SUBST variable.
350 (tm_file_list, tm_include_list): Include options.h first.
351 * configure: Regenerate.
352 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
353 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
354 (s-options-h): New rule.
355 (options.h): Depend on it.
356 (TEXI_GCCINT_FILES): Add options.texi.
357 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
358 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
359 * target.h (gcc_target): Add default_target_flags and handle_option.
360 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
361 (TARGET_HANDLE_OPTION): New macros.
362 (TARGET_INITIALIZER): Include them.
363 * opt-functions.awk (opt_args, nth_arg): New functions.
364 (switch_flags): Handle the "Target" flag.
366 (var_name): Use opt_args and nth_arg.
367 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
368 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
369 macros for the "Mask" and "InverseMask" options.
370 * opts.h (cl_var_cond): New enum.
371 (cl_option): Replace the "has_set_value" and "set_value" fields with
372 "var_cond" and "var_value".
373 (CL_TARGET): New macro.
374 (option_enabled, print_filtered_help): Declare.
375 (decode_options): Move definition.
376 * opts.c (handle_option): Search for the original option before
377 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
378 var_cond and var_value fields. Use targetm.handle_option to handle
380 (decode_options): Set target_flags to targetm.default_target_flags.
381 (print_filtered_help): Make global. Handle CL_TARGET.
382 (option_enabled): New function.
383 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
384 (display_target_options, set_target_switch, print_switch_values)
385 (default_pch_valid_p): Guard uses of target_switches with
386 #ifdef TARGET_SWITCHES. Also...
387 (display_target_options): Display the CL_TARGET entries in cl_options.
388 (set_target_option): Don't complain about the "" option when
389 TARGET_SWITCHES is undefined.
390 (print_switch_values): Use option_enabled.
391 (default_pch_valid_p): Check cl_options[] when looking for something
392 that has changed the value of target_flags.
393 * c.opt: Remove documentation from top of file.
394 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
395 * doc/sourecebuild.texi: Refer to the new options documentation
396 instead of c.opt. Document machine-specific .opt files.
397 * doc/tm.texi (target_flags): Say that this variable is declared
399 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
400 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
402 * doc/options.texi: New file.
404 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
407 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
410 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
413 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
414 temporary variable of pointer type if an lvalues is required.
415 (gimplify_modify_expr_rhs): Request an rvalue from it.
416 (gimplify_expr): Pass fallback on.
418 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
420 * cfgbuild.c: Update comments.
422 2005-03-14 Roger Sayle <roger@eyesopen.com>
424 PR rtl-optimization/17236
425 * optabs.c (expand_doubleword_mult): New helper function split out
426 from expand_binop. Permute the order in which instructions are
427 emitted to minimize the number of simultaneously live registers.
428 (expand_binop): Call expand_doubleword_mult to synthesize a double
431 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
433 * basic-block.h: Update the prototypes of cached_make_edge and
435 * cfg.c (cached_make_edge): Take edge_cache representing one
436 row of the adjacency matrix of edges.
437 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
438 (make_edges): Initialize edge_cache to represent one row of
439 the adjacency matrix of edges.
441 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
443 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
445 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
446 Remove unused removed_phis variable.
447 (conditional_replacement): Use build1/build2.
448 (abs_replacement): Use last_and_only_stmt and build1/build2.
450 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
452 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
453 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
454 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
455 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
456 * c-common.c (handle_novops_attribute): New function.
457 (c_common_attribute_table): Add "no vops" entry.
458 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
459 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
460 * tree-ssa-operands.c (get_call_expr_operands): Do not
461 create virtual operands for calls with ECF_NOVOPS flag.
462 * tree.h (DECL_IS_NOVOPS): New macro.
463 (struct tree_decl): Add novops_flag.
464 (ECF_NOVOPS): New constant.
466 2005-03-14 Uros Bizjak <uros@kss-loka.si>
469 * config/i386/i386.c (x86_use_himode_fiop): New.
470 (x86_use_simode_fiop): Rename from x86_use_fiop.
471 * config/i386/i386.h (x86_use_himode_fiop): Declare.
472 (TARGET_USE_HIMODE_FIOP): New.
473 (x86_use_simode_fiop): Rename from x86_use_fiop.
474 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
476 * config/i386/i386.md (X87MODEI12): New mode macro define.
477 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
478 to implement x87 FP compare with HImode input operands.
479 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
480 Use X87MODEI12 mode macro to handle HImode input operands.
481 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
482 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
483 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
484 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
485 macro to implement x87 operators with HImode input operands.
486 (fop splitters): Use X87MODEI12 mode macro to handle HImode
489 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
491 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
493 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
496 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
498 * basic-block.h (BB_VISITED): Removed.
499 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
501 2005-03-14 Falk Hueffner <falk@debian.org>
504 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
506 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
508 * ggc-zone.c: Fix comment typos.
510 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
511 stringpool.c, config/mips/mips-protos.h: Update copyright.
513 2005-03-14 Alan Modra <amodra@bigpond.net.au>
515 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
516 throughout with its typedef, "rtx".
517 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
518 (rs6000_tls_symbol_ref_1): Remove inline keyword.
519 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
520 regs in comment to match code.
522 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
524 * except.c (check_handled): Make it static.
525 * except.h: Remove the corresponding prototype.
527 * function.c (get_func_frame_size): Make it static.
528 * function.h: Remove the corresponding type.
530 * regclass.c (reg_class_superclasses, reg_class_subclasses):
532 * hard-reg-set.h: Remove the corresponding declarations.
534 * tree-cfg.c (verify_stmts): Check that
535 bb_for_stmt (stmt) == bb for every PHI node and statement.
537 2005-03-14 Alan Modra <amodra@bigpond.net.au>
539 * config.gcc: Remove excess indentation.
540 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
542 2005-03-13 Roger Sayle <roger@eyesopen.com>
545 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
546 * fold-const.c (fold_sign_changed_comparison): Likewise.
547 (fold_binary): Optimize comparisons against widened operands if
548 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
550 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
552 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
553 (sparc_override_options): Initialize it.
554 (sparc_struct_value_rtx): Set it on the MEM to be returned.
556 2005-03-13 David Edelsohn <edelsohn@gnu.org>
558 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
559 (reg_or_none500mem_operand): New predicate.
560 (zero_reg_mem_operand): New predicate.
561 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
562 to reg_or_none500mem_operand.
563 (extendsfdf2_fpr): Add MEM alternative.
564 (extenddftf2_internal): Change operand2 predicate to
565 zero_reg_mem_operand.
567 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
569 * ggc-zone.c: Rewritten.
571 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
573 * configure.ac: Define GGC_ZONE for --with-gc=zone.
574 * config.in: Regenerated.
575 * configure: Regenerated.
576 * gengtype.c (write_types_process_field, write_func_for_structure):
577 Pass new argument to gt_pch_note_object.
578 * ggc-common.c (struct ptr_data): Add TYPE.
579 (gt_pch_note_object): Take TYPE argument and save it.
580 (call_count): Update call to ggc_pch_count_object.
581 (call_alloc): Update call to ggc_pch_alloc_object.
582 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
584 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
585 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
586 (ggc_alloc_zone_stat): Delete.
587 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
588 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
589 (ggc_pch_alloc_object): Update prototypes.
590 (garbage_zone): Delete.
591 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
592 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
594 (tree_id_zone): New variable.
595 (ggc_alloc_cleared_zone): Remove unused.
596 (ggc_alloc_zone): Define.
597 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
598 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
600 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
601 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
602 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
603 (make_node_stat): Likewise. Use tree_id_zone.
605 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
606 Joseph S. Myers <joseph@codesourcery.com>
608 * configure.ac: Check for MIPS TLS.
609 * configure: Regenerated.
610 * config/mips/mips-protos.h (enum mips_symbol_type): Add
611 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
612 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
613 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
614 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
615 (mips_classify_symbol, mips_symbolic_constant_p)
616 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
617 (mips_tls_operand_p, mips_call_tls_get_addr)
618 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
619 (mips_tls_symbol_ref_1): New functions.
620 (mips_legitimize_address, mips_legitimize_const_move): Call
621 mips_legitimize_tls_address.
622 (override_options): Handle V1_REG and TLS symbols. Disable TLS
624 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
625 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
626 (mips_char_to_class): Document V1_REG.
627 (HAVE_AS_TLS): Provide default.
628 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
630 (load_got<mode>): Renamed from *load_got<mode>. Allow when
632 (tls_get_tp_<mode>): New instruction.
634 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
636 * configure.ac: Update checks for target tools.
637 * configure: Regenerated.
639 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
641 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
643 2005-03-13 Roger Sayle <roger@eyesopen.com>
645 * expmed.c (expand_mult): Use synthetic multiplication sequences for
646 more classes of DImode multiplication by constant. Allow both
647 multiplication by small negative constants (by performing a
648 multiplication by a positive constant and negating the result) and
649 multiplications by large powers of two, by using a left shift.
651 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
653 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
654 of basic blocks into work_stack.
656 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
657 config/mips/vr.h: Update copyright.
659 * c-decl.c (c_init_decl_processing): Remove useless calls to
662 * builtins.c (fold_trunc_transparent_mathfn,
663 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
664 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
665 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
666 fold_builtin_strcpy, fold_builtin_strncpy,
667 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
670 * builtins.c (expand_builtin_mathfn_3): Remove local variable
673 * lambda-code.c (lambda_compute_auxillary_space): Remove local
674 variable determinant.
676 * tree-cfg.c (group_case_labels): Remove local variable type.
678 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
681 * tree-ssa-phiopt.c (value_replacement): Remove local variable
684 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
687 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
688 (*movmemqi_insn): Delete.
691 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
693 * builtins.c (fold_builtin_classify): Take decomposed
694 arguments of CALL_EXPR.
695 (fold_builtin_1): Update a call to fold_builtin_classify.
697 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
700 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
701 through into call to parser_xref_tag after parse error.
702 (c_parser_struct_declaration): Consistently return NULL_TREE on
705 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
707 * tree-flow-inline.h (ref_contains_array_ref): New function.
708 (lookup_subvars_for_var): Ditto.
709 (get_subvars_for_var): Ditto.
710 (var_can_have_subvars): Ditto.
712 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
713 (struct subvar): New type.
715 * tree-dfa.c (okay_component_ref_for_subvars): New function.
717 * tree-optimize.c (init_tree_optimization_passes): Call
718 pass_create_structure_vars.
720 * tree-ssa-alias.c: Include vec.h.
721 (init_alias_info): Don't auto-clear call clobbered on struct-field
723 (compute_flow_insensitive_aliasing): Handle subvars.
724 (group_aliases): Handle STRUCT_FIELD aliases.
725 (setup_pointers_and_addressables): Ditto.
726 Don't mark variables non-addressable if they still have
728 Also mark subvars addressable when the real variable is marked
730 (add_pointed_to_var): Try to prune the pointed-to set by only
731 pointing to subvars when possible.
732 Otherwise, make sure we set addresses_needed and pt_vars to
733 properly include subvars.
734 (bitpos_of_field): New function.
735 (push_fields_onto_fieldstack): Ditto.
736 (get_or_create_used_part_for): Ditto.
737 (create_overlap_variables_for): Ditto.
738 (find_used_portions): Ditto.
739 (create_structure_vars): Ditto.
740 (pass_create_structure_vars): New structure.
742 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
743 (get_expr_operands): Handle subvars. Also try to turn
744 COMPONENT_REF accesses into must-defs now that we can accurately
746 (note_addressable): Try to only mark as addressable those subvars
747 we know a COMPONENT_REF touches.
748 (overlap_subvar): New function.
750 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
751 Handle subvar storing.
752 (vect_address_analysis): Update caller of vect_object_analysis.
754 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
756 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
757 (STMT_VINFO_SUBVARS): New macro.
759 * common.opts: add flag_tree_salias.
761 * opts.c (decode_options): flag_tree_salias defaults to on.
763 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
765 * doc/tree-ssa.texi: Document structural alias analysis.
767 2005-03-12 Steven Bosscher <stevenb@suse.de>
769 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
770 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
771 * tree-ssa-operands.c (get_expr_operands): Likewise.
772 (get_expr_operands): Likewise for ERROR_MARK.
774 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
776 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
779 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
782 * tree-ssa-pre.c (compute_avail): Remove local variable val.
783 (mark_operand_necessary): Remove local variable ver.
785 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
788 * value-prof.c (mod_subtract_transform): Remove local variable
791 * builtins.c (fold_builtin_exponent): Take decomposed
792 arguments of CALL_EXPR.
793 (fold_builtin_1): Update a call to fold_builtin_exponent.
795 * builtins.c (fold_builtin_logarithm): Take decomposed
796 arguments of CALL_EXPR.
797 (fold_builtin_1): Update a call to fold_builtin_logarithm.
799 * c-decl.c (c_init_decl_processing): Remove local variables
800 ptr_ftype_void and ptr_ftype_ptr.
802 * gimplify.c (gimplify_expr): Remove local variables r0 and
805 * reg-stack.c (move_for_stack_reg): Remove local variable
807 (compare_for_stack_reg): Remove local variable flags_user.
808 (convert_regs_1): Remove local variable deleted.
810 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
812 (combine_blocks): Remove local variables exits and new_e.
814 * tree-inline.c (expand_call_inline): Remove local variable
817 * tree-ssa-live.c (create_ssa_var_map,
818 calculate_live_on_entry): Remove local variable snn.
820 2005-03-12 Geoffrey Keating <geoffk@apple.com>
822 * c-lex.c (c_lex_with_flags): Add parameter to call to
825 2005-03-11 Per Bothner <per@bothner.com>
827 * c-tree.h (struct c_declarator): New id_loc field.
828 * c-pragma.h (c_lex_with_flags): Take position reference.
829 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
830 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
831 (c_lex): Pass dummy location to c_lex_with_flags.
832 * c-parser.c (c_lex_one_token): Set c_token's location using
833 c_lex_with_flags, instead of input_location, which might be "ahead".
834 (c_parser_direct_declarator): Set declarator's id_loc from
836 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
837 declarator's id_loc, rather than probably-imprecise input_location.
838 (build_id_declarator): Initialize c_declarator's id_loc field.
840 2005-03-11 Roger Sayle <roger@eyesopen.com>
843 * builtins.c (expand_builtin_signbit): Force the signbit's word
844 into an integer register to avoid SUBREGs of floating point modes.
846 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
848 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
849 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
850 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
851 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
853 2005-03-11 David Edelsohn <edelsohn@gnu.org>
855 PR rtl-optimization/20306
856 * expr.c (emit_move_complex): Set try_int false if mode is
857 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
858 emit_block_move if try_int is true.
860 2005-03-11 Richard Henderson <rth@redhat.com>
863 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
864 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
867 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
869 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
870 (TARGET_FIX_VR4130): New macro.
871 (TARGET_OPTIONS): Add -mfix-vr4130.
872 (ISA_HAS_MACCHI): New macro.
873 (ASM_SPEC): Add -mfix-vr4130.
874 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
875 (override_options): Handle mips_fix_vr4130_string.
876 (mips_avoid_hazards): Clear all_noreorder_p
877 if we're working around VR4130 errata and the macc alternatives
879 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
880 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
881 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
882 (MULTILIB_DEFAULTS): Remove leading "march=".
883 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
884 if no architecture option is given.
885 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
887 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
888 * doc/invoke.texi: Document -mfix-vr4130.
890 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
892 * config/mips/mips.c (override_options): Only warn about -mint64
893 deprecation if TARGET_INT64.
895 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
897 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
898 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
899 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
900 are non-specific regarding the nonnull parameter positions.
901 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
902 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
903 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
904 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
906 * builtins.def: Use the non-specific "nonnull" attibute lists.
908 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
910 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
911 single_pred_edge, single_succ, single_pred): Improve comments.
913 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
915 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
916 single_pred_edge, single_succ, single_pred): New inline functions.
917 * bb-reorder.c (rotate_loop, find_traces_1_round,
918 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
919 duplicate_computed_gotos): Use the single_succ/pred functions.
920 * cfganal.c (forwarder_block_p): Ditto.
921 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
922 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
923 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
924 merge_seq_blocks): Ditto.
925 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
926 * cfglayout.c (fixup_reorder_chain): Ditto.
927 * cfgloop.c (mark_single_exit_loops, update_latch_info,
928 canonicalize_loop_headers, verify_loop_structure): Ditto.
929 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
930 mfb_update_loops, create_preheader, force_single_succ_latches,
931 create_loop_notes): Ditto.
932 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
933 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
934 commit_one_edge_insertion, purge_dead_edges,
935 cfg_layout_can_merge_blocks_p): Ditto.
936 * except.c (sjlj_emit_function_enter): Ditto.
937 * flow.c (init_propagate_block_info): Ditto.
938 * function.c (thread_prologue_and_epilogue_insns): Ditto.
939 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
940 insert_insn_end_bb): Ditto.
941 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
942 find_if_case_2): Ditto.
943 * lambda-code.c (perfect_nestify): Ditto.
944 * lcm.c (optimize_mode_switching): Ditto.
945 * loop-doloop.c (doloop_modify): Ditto.
946 * loop-init.c (loop_optimizer_init): Ditto.
947 * loop-iv.c (simplify_using_initial_values): Ditto.
948 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
949 * loop-unswitch.c (unswitch_loop): Ditto.
950 * modulo-sched.c (generate_prolog_epilog): Ditto.
951 * predict.c (combine_predictions_for_insn, estimate_probability,
952 tree_estimate_probability, last_basic_block_p,
953 estimate_bb_frequencies): Ditto.
954 * profile.c (branch_prob): Ditto.
955 * regrename.c (copyprop_hardreg_forward): Ditto.
956 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
957 * tracer.c (layout_superblocks): Ditto.
958 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
959 cfg_remove_useless_stmts_bb, cleanup_control_flow,
960 cleanup_control_expr_graph, disband_implicit_edges,
961 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
962 tree_verify_flow_info, tree_make_forwarder_block,
963 tree_forwarder_block_p, remove_forwarder_block,
964 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
965 * tree-if-conv.c (tree_if_conversion): Ditto.
966 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
967 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
968 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
969 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
970 copy_loop_headers): Ditto.
971 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
972 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
973 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
974 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
975 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
976 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
977 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
978 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
979 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
980 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
981 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
982 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
983 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
984 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
985 slpeel_add_loop_guard): Ditto.
987 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
989 PR tree-optimization/15784
990 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
993 * stmt.c (expand_case): Don't change index_type. Convert minval
996 PR tree-optimization/20130
997 * fold-const.c (fold): Fold x * -1 into -x.
999 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1001 PR rtl-optimization/20331
1002 * rtlanal.c (modified_between_p): Check its address first for MEM.
1003 (modified_in_p): Likewise.
1005 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1007 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1009 2005-03-10 Steven Bosscher <stevenb@suse.de>
1011 * expr.c (expand_expr_real_1): If possible, use a conditional
1012 move for expanding MIN_EXPR and MAX_EXPR.
1013 Use temp for moving around rtx-en.
1015 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1018 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1021 2005-03-10 Roger Sayle <roger@eyesopen.com>
1023 * builtins.c (expand_builtin_signbit): Extend to handle floating
1024 point modes wider than the largest integer type, using the
1025 operand_subword_force function to obtain the signbit's word.
1027 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1030 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1031 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1033 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1035 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1037 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1039 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1041 (perform_edge_inserts): Unconditionally call
1042 free_dominator_info.
1044 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1046 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1048 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1050 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1052 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1054 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1056 (rtl_register_value_prof_hooks,
1057 tree_value_profile_transformations,
1058 tree_register_value_prof_hooks): Likewise.
1059 * var-tracking.c (stack_adjust_offset_pre_post,
1060 variable_htab_free, variable_union, dataflow_set_different_2,
1061 count_uses, variable_was_changed, set_frame_base_location,
1062 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1063 vt_add_function_parameters): Likewise.
1064 * varasm.c (named_section_real, named_section, make_decl_rtl,
1065 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1066 const_hash_1, compare_constant, copy_constant, force_const_mem,
1067 output_constant_pool_2, output_constant_pool_1, output_constant,
1068 output_constructor, make_decl_one_only, decl_tls_model,
1069 default_no_named_section, default_elf_select_section_1,
1070 default_unique_section_1): Likewise.
1071 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1072 * vmsdbgout.c (addr_const_to_string): Likewise.
1075 * function.c (struct assign_parm_data_one): Remove last_named
1077 (assign_parm_find_data_types): Don't determine last_named.
1078 Reorder named_parm determination.
1079 (assign_parms): Only setup varargs on the last non-varadic
1082 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1084 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1085 sda base address on medium model.
1087 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1089 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1090 * cfgloop.c (flow_loop_nodes_find): Export.
1091 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1093 * cfgloopmanip.c (fix_loop_structure): New function.
1094 * predict.c (predict_loops): Clean up the loops information.
1095 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1096 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1098 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1099 (rewrite_into_loop_closed_ssa): Declaration changed.
1100 * tree-loop-linear.c (linear_transform_loops): Add argument to
1101 rewrite_into_loop_closed_ssa call.
1102 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1103 * tree-ssa-loop-im.c (move_computations): Ditto.
1104 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1105 * tree-vectorizer.c (vectorize_loops): Ditto.
1106 * tree-optimize.c: Include cfgloop.h.
1107 (execute_todo): Choose whether to call cleanup_tree_cfg or
1108 cleanup_tree_cfg_loop.
1109 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1110 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1111 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1112 cleanup_tree_cfg_loop call.
1113 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1114 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1115 work on part of cfg.
1117 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1120 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1121 with multiple alternatives.
1123 * stmt.c (parse_output_constraint): Fix a typo.
1125 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1127 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1128 assembly directive instead of deprecated "no-generics".
1130 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1132 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1133 for non-offsettable memory references to cope with outstanding reload
1135 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1136 avoid losing outstanding address reloads.
1137 ("reload_outdi", "reload_outdf"): Likewise.
1139 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1141 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1142 code. Add more cbrt transformations.
1144 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1146 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1148 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1150 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1151 NULL_TREE when a given tree is not simplified.
1152 (fold): Return the original tree when any of the functions
1153 mentioned above NULL_TREE.
1155 * fold-const.c (fold_unary, fold_binary): Take decomposed
1156 arguments, code, type, op0, and op1 in case of fold_binary.
1157 (fold): Update calls to fold_unary and fold_binary.
1159 2005-03-09 Roger Sayle <roger@eyesopen.com>
1161 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1162 a fndecl and an arglist instead of a CALL_EXPR, exp.
1164 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1166 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1168 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1170 * expr.c (expand_assignment): Remove orig_to_rtx.
1172 * fold-const.c (int_const_binop): Remove no_overflow.
1174 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1176 * loop-iv.c (get_biv_step_1): Remove lhs.
1178 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1180 * real.c (real_nan): Remove neg.
1182 * function.c (thread_prologue_and_epilogue_insns): Remove i
1185 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1188 * tree-eh.c (tree_could_trap_p): Remove idx.
1190 * tree-into-ssa.c (ann): Remove ann.
1192 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1194 * tree-sra.c (decide_block_copy): Remove inst_count.
1196 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1198 * tree-ssa-loop-im.c (lhs): Remove.
1200 * cfgbuild.c (state, STATE, SET_STATE,
1201 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1203 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1204 (find_basic_blocks): Set the state of each basic block to
1207 2005-03-08 Jeff Law <law@redhat.com>
1209 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1210 goto results in the removal of edges in the CFG, then we need
1211 to recompute dominators.
1213 2005-03-09 Ben Elliston <bje@au.ibm.com>
1215 * c-common.c (c_do_switch_warnings): Comment fix.
1217 2005-03-08 Julian Brown <julian@codesourcery.com>
1219 * Patch from 2005-03-08 reverted for causing regressions and
1220 ppc-darwin bootstrap failure.
1222 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1224 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1225 Define the real function for ppc-darwin.
1226 * c-typeck.c (convert_arguments): Check for target-specific
1227 invalid argument call to unprototyped function.
1228 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1230 * target.h (invalid_arg_for_unprototyped_fn): New field
1232 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1233 default target hook.
1234 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1237 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1239 * c-typeck.c (constructor_stack, constructor_range_stack,
1240 initializer_stack): Make them static.
1242 * cfg.c (rbi_pool): Make it static.
1244 * gimple-low.c (lower_stmt_body): Make it static.
1245 * tree-flow.h: Remove the corresponding prototype. Don't
1248 * sched-deps.c (cache_size): Make it static.
1250 * stor-layout.c (lang_adjust_rli): Make it static.
1252 2005-03-08 Julian Brown <julian@codesourcery.com>
1254 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1255 from being used for symbols with vague linkage when
1256 HAVE_GAS_COMDAT_GROUP is true.
1258 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1260 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1261 nlabel == JUMP_LABEL (jump).
1263 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1265 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1266 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1267 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1268 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1270 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1273 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1274 * c-common.c (handle_returns_twice): New function.
1275 (c_common_attribute_table): Declare eturns_twice' attribute.
1276 * doc/extend.texi: Document eturns_twice' attribute.
1277 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1278 (struct tree_decl): Add returns_twice_flag.
1280 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1282 * tree-ssa-phiopt.c: Fix a comment typo.
1284 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1285 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1286 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1289 2005-03-08 Richard Henderson <rth@redhat.com>
1291 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1292 builtin codes with ctzdi2, clzdi2, popcountdi2.
1293 (struct alpha_builtin_def): Add is_const.
1294 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1295 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1296 (alpha_init_builtins): Init them. Set nothrow and const attributes
1298 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1299 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1300 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1301 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1302 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1303 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1304 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1305 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1306 (TARGET_FOLD_BUILTIN): New.
1307 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1308 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1310 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1312 2005-03-08 Ira Rosen <irar@il.ibm.com>
1314 PR tree-optimization/20122
1315 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1316 condition of access function instead of base.
1318 2005-03-07 Jeff Law <law@redhat.com>
1319 Steven Bosscher <stevenb@suse.de>
1321 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1322 (find_taken_edge): Call find_taken_edge_computed_goto as
1323 appropriate. Allow any gimple invariant rather than just
1324 INTEGER_CST for VAL.
1325 (cleanup_control_flow): Cleanup a computed goto which has turned
1327 (tree_merge_blocks): If block B has any forced labels, move
1328 them to the start of block A.
1329 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1330 computed gotos as well.
1331 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1332 removal of unnecessary computed gotos too.
1333 (lookup_redirection_data): Fix type of INSERT argument. Callers
1336 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1338 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1339 Remove trailing spaces.
1341 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1342 unshare_all_trees): Make them static.
1343 * tree-gimple.h: Remove the corresponding prototypes.
1345 * diagnostic.h: Remove unused prototype
1346 debug_output_buffer.
1347 * modulo-sched.c: Remove unused prototype
1348 set_row_column_for_ps.
1350 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1351 replace_phi_edge_with_variable): Remove unused variable i.
1353 2005-03-07 Per Bothner <per@bothner.com>
1355 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1357 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1360 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1361 bbs on the COND_EXPR instead of the PHI_NODEs.
1362 (candidate_bb_for_phi_optimization): Remove.
1363 (replace_phi_with_stmt): Rename to ...
1364 (replace_phi_edge_with_variable): this and change so that we
1365 replace the phi argument instead of removing the PHI.
1366 (conditional_replacement): Change so we deal with PHI with more
1368 (value_replacement): Likewise.
1369 (abs_replacement): Likewise.
1371 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1373 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1374 output_e500_flip_gt_bit.
1376 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1378 (rs6000_generate_compare): Fix logic to look at the correct bits.
1379 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1381 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1382 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1383 gen_move_from_CR_gt_bit.
1385 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1386 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1387 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1389 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1390 (E500_CR_IOR_COMPARE): New constant.
1392 2005-03-08 Earl Chew <earl_chew@agilent.com>
1393 David Billinghurst <David.Billinghurst@riotinto.com>
1395 * config/i386/host-cygwin.c: New file to support precompiled
1397 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1398 * config.host: Use above files for cygwin host.
1400 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1402 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1403 ordering ops from earlier change.
1405 2005-03-07 Per Bothner <per@bothner.com>
1407 Various fixes to allow us to again build if --enable-mapped-location:
1408 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1409 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1410 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1411 local variable loc. Change logic appropriately.
1412 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1413 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1414 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1415 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1416 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1418 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1420 PR rtl-optimization/19683
1421 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1422 number of bytes, to smallest_int_for_mode. Fix arguments to
1423 REG_CANNOT_CHANGE_MODE_P.
1425 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1427 * reorg.c (relax_delay_slots): Check that the jump is
1428 conditional before trying to invert it.
1430 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1432 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1435 * calls (stack_arg_under_construction): Make it static.
1437 * flow.c (regs_live_at_setjmp): Make it static.
1438 * flow.h: Remove the corresponding prototype.
1440 * reload1.c (reload_startobj, reload_firstobj,
1441 something_needs_operands_changed, reload_inherited,
1442 reload_inheritance_insn, reload_override_in,
1443 reload_spill_index): Make them static.
1445 * recog.c (verify_changes): Make it static.
1446 * recog.h: Remove the corresponding prototype.
1448 * cfgbuild.c (find_sub_basic_blocks): Remove.
1449 * basic-block.h: Remove the corresponding prototype.
1450 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1452 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1454 * tree-ssa-operands.c (check_build_stmt): Remove.
1456 * stor-layout.c (set_alignment): Remove.
1457 * tree.h: Remove the corresponding prototype.
1459 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1461 * tree-ssa-dce.c (control_dependence_map,
1462 visited_control_parents): Make them static.
1464 * cfghooks.c (verify_flow_info): Remove local variable
1467 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1470 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1472 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1474 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1476 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1478 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1479 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1480 PARALLEL for an empty structure.
1482 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1484 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1486 * fold-const.c (fold_binary): Unroll the very first "for"
1489 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1491 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1492 redundant match_code test.
1493 (scc_comparison_operator): Swap match_operand and match_code
1495 (branch_positive_comparison_operator): Same.
1496 (trap_comparison_operator): Use comparison_operator and swap with
1499 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1502 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1503 (out_movhi_r_mr): Read low byte of volatile MEM first.
1504 (out_movhi_mr_r): Write high byte of volatile MEM first.
1506 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1508 * cselib.c (reg_values, reg_values_size): Make them static.
1510 * cse.c (cse_reg_info_table): Make it static.
1512 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1514 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1516 * cse.c (find_best_addr): Use canon_for_address.
1518 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1520 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1521 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1522 SUBREG and MEM, respectively.
1524 * fold-const.c (fold_binary): Use code instead of t.
1526 * fold-const.c (optimize_minmax_comparison): Take decomposed
1527 arguments code, type, op0, and op1 instead of t.
1528 (fold_binary): Update a call to optimize_minmax_comparison.
1530 * fold-const.c (fold_range_test): Take decomposed arguments
1531 code, type, op0, and op1 instead of t.
1532 (fold_binary): Update a call to fold_range_test.
1534 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1535 decomposed arguments code, type, op0, and op1 instead of t.
1536 (fold_binary): Update a call to fold_range_test.
1538 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1540 * fold-const.c (fold_binary): Avoid directly using the original
1541 expression t as much as possible.
1543 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1545 * c-semantics.c (build_stmt): Use TYPE_P instead of
1546 IS_NON_TYPE_CODE_CLASS.
1547 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1548 (NON_TYPE_CHECK): Use TYPE_P instead of
1549 IS_NON_TYPE_CODE_CLASS.
1551 * fold-const.c (fold): Remove handling of binary expressions.
1553 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1555 * doc/c-tree.texi: Wrap comments in @r{}.
1556 * doc/cpp.texi: Likewise.
1557 * doc/cppinternals.texi: Likewise.
1558 * doc/extend.texi: Likewise.
1559 * doc/md.texi: Likewise.
1560 * doc/objc.texi: Likewise.
1561 * doc/sourcebuild.texi: Likewise.
1562 * doc/tm.texi: Likewise.
1565 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1567 * predict.c (apply_return_prediction): Standardize PHI chain
1569 * tree-ssa.c (ssa_redirect_edge): Likewise.
1571 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1572 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1575 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1576 * tree-flow.h: Adjust the prototype for remove_phi_node.
1577 * lambda-code.c (perfect_nestify): Adjust a call to
1580 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1581 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1583 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1584 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1585 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1586 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1588 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1589 of GEN_INT (trunc_int_for_mode (...)).
1590 * loop-iv.c (iv_number_of_iterations): Likewise.
1591 * postreload.c (reload_cse_move2add): Likewise.
1592 * simplify-rtx.c (simplify_const_unary_operation,
1593 simplify_const_binary_operation): Likewise.
1594 * stor-layout.c (get_mode_bounds): Likewise.
1596 * fold-const.c (fold_binary): New.
1597 (fold): Call fold_binary on binary expressions.
1599 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1601 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1602 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1603 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1604 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1605 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1607 2005-03-04 Devang Patel <dpatel@apple.com>
1609 PR tree-optimization/18815
1610 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1611 loops with zero exit edges.
1613 2005-03-04 Devang Patel <dpatel@apple.com>
1615 * doc/invoke.texi: Remove reference to webpage that does not exist.
1617 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1618 Joseph S. Myers <joseph@codesourcery.com>
1621 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1622 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1623 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1624 * pa.c (get_plabel): Change argument to symbol_ref. Call
1625 maybe_get_identifier instead of get_identifier.
1626 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1627 (struct deferred_plabel): Replace name field with symbol field.
1628 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1629 ASM_OUTPUT_EXTERNAL_REAL is defined.
1630 (output_global_address): Use output_addr_const for output of all
1632 (output_deferred_plabels): Use symbol_ref instead of name for address
1634 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1635 ASM_OUTPUT_SYMBOL_REF): New macros.
1636 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1638 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1641 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1643 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1644 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1646 2005-03-04 Jeff Law <law@redhat.com>
1648 * basic-block.h (rediscover_loops_after_threading): Declare.
1649 * tree-ssa-dom.c: Include cfgloop.h.
1650 (tree_ssa_dominator_optimize): Discover loops and some basic
1651 properties. Remove forwarder blocks recreated by loop header
1652 canonicalization. Also mark backedges in the CFG.
1653 * tree-ssa-threadupdate.c: Include cfgloop.h
1654 (rediscover_loops_after_threading): Define.
1655 (struct local_info): New field, JUMP_THREADED.
1656 (prune_undesirable_thread_requests): New function.
1657 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1658 then record that fact for the callers of redirct_edges.
1659 (thread_block): If BB has incoming backedges, then call
1660 prune_undesirable_thraed_requests. Note when we are
1661 going to have to rediscover loop information. Return a
1662 boolean indicating if any jumps were threaded.
1663 (thread_through_all_blocks): Bubble up boolean indicating
1664 if any jumps were threaded.
1665 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1666 (tree-ssa-threadupdate.o): Similarly.
1668 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1670 * fold-const.c (fold_ternary): Unroll the "for" loop to
1673 2005-03-04 Andrew Haley <aph@redhat.com>
1675 * unwind-dw2-fde-glibc.c (struct
1676 unw_eh_callback_data.check_cache): New field.
1677 (frame_hdr_cache): New.
1678 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1679 Cache frame header info.
1681 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1683 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1684 (print_c_condition): Declare.
1685 * read-rtl.c (ptr_loc): New structure.
1686 (ptr_locs, ptr_loc_obstack, joined_conditions)
1687 (joined_conditions_obstack): New variables.
1688 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1689 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1690 (join_c_conditions, print_c_condition): New functions.
1691 (apply_macro_to_string): Associate the new string with the same
1692 source location as the old one.
1693 (add_condition_to_string): Use join_c_conditions.
1694 (read_string): Use set_rtx_ptr_loc to record a filename and line
1695 number for the string.
1696 (read_rtx): Initialize the new variables above.
1697 * genattrtab.c (write_test_expr, write_attr_value): Use
1699 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1700 comment above the GCC_VERSION check.
1701 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1702 Inline the definition of MAYBE_EVAL.
1703 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1704 * genoutput.c (process_template): Likewise.
1705 * genpreds.c (write_predicate_subfunction): Likewise.
1706 (write_predicate_expr): Use print_c_condition.
1707 * genrecog.c (write_cond): Likewise.
1708 * gensupport.c (process_rtx): Use join_c_conditions to join the
1709 conditions of a define_insn_and_split. Record a source location
1710 for the string after the "&&".
1711 (alter_test_for_insn): Use join_c_conditions.
1713 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1716 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1717 PR tree-optimization/15784
1718 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1721 2005-03-04 Ben Elliston <bje@au.ibm.com>
1723 * gcc.c (option_map): Add --coverage.
1724 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1725 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1726 * config/darwin.h: Pass -lgcov for `coverage'.
1727 * doc/invoke.texi (Debugging Options): Document --coverage.
1729 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1731 * gcse.c (bypass_block): Use find_edge wherever possible.
1733 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1737 * c-opts.c (c_common_parse_file): Call start_source_file
1738 and end_source_file at the approriate times.
1740 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1741 the main file, it will be done for us now.
1743 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1745 * fold-const.c (fold_ternary): New.
1746 (fold): Call fold_ternary on ternary expressions. Remove
1747 handling of ternary expressions.
1749 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1751 PR tree-optimization/15784
1752 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1755 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1757 * config/rs6000/predicates.md (branch_comparison_operator):
1758 Convert from C block to conditional format.
1760 2005-03-03 Jan Hubicka <jh@suse.cz>
1762 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1763 and non-constant public variables.
1765 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1767 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1770 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1773 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1774 calls to release_ssa_name and release_phi_node.
1776 * fold-const.c (fold): Remove handling of unary expressions.
1778 * fold-const.c (fold_unary): Avoid directly using the original
1779 expression t as much as possible.
1781 2005-03-03 Roger Sayle <roger@eyesopen.com>
1782 Andrew Pinski <pinskia@physics.uc.edu>
1784 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1785 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1787 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1789 Describe special registers SRP and MOF as allocatable registers.
1790 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1791 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1792 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1793 TARGET_HAS_MUL_INSNS.
1794 (cris_print_operand) <case 'd'>: New case.
1795 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1796 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1798 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1799 (REG_ALLOC_ORDER): Update for MOF.
1800 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1802 (GENERAL_REGS): No longer a define of ALL_REGS.
1803 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1804 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1806 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1807 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1808 (SECONDARY_RELOAD_CLASS): Define.
1809 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1810 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1811 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1812 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1813 (REGISTER_MOVE_COST): Define.
1814 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1815 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1816 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1817 (CRIS_MOF_REGNUM): New define_constants.
1818 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1820 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1822 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1823 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1824 Adjust for MOF being properly described as a register.
1825 (indir_to_reg_split): Name this split. Conditionalize on the
1826 destination register being a general register.
1827 (movei): Conditionalize on on operands 0 and 1 having the same
1830 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1833 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1834 -mcpu to override any other explicitly given flags.
1836 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1838 * recog.c (verify_changes, confirm_change_group): New functions,
1839 broken out of apply_change_group.
1840 (apply_change_group): Use them.
1841 * recog.h (verify_change, confirm_change_group): Declare.
1842 * rtl.h (redirect_jump_2): Declare.
1843 * jump.c (redirect_exp, invert_exp): Delete.
1844 (invert_exp_1): Take second parameter. Return value. Changed caller.
1845 (redirect_jump_2): New function, broken out of redirect_jump.
1846 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1847 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1848 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1850 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1852 * varasm.c (named_section): Use xstrdup rather than doing it by
1855 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1857 2005-03-02 Devang Patel <dpatel@apple.com>
1859 Undo PR tree-optimization/18815 fix.
1861 2005-03-02 Devang Patel <dpatel@apple.com>
1863 PR tree-optimization/18815
1864 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1865 loops with zero exit edges.
1867 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1869 * cfg.c (connect_src, connect_dest, disconnect_src,
1870 disconnct_dest): New.
1871 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1872 redirect_edge_pred): Use the new functions.
1874 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1875 free_dominance_info only when needed.
1877 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1880 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1881 (reg_or_sub_cint64_operand): Same.
1883 2005-03-02 Jeff Law <law@redhat.com>
1885 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1886 CFG_ALTERED in the main DOM iteration loop.
1888 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1891 * varasm.c (initializer_constant_valid_p): Allow conversions
1892 between OFFSET_TYPEs. Tidy.
1894 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1896 * config/cris/cris.md ("return"): Remove epilogue delay list
1899 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1901 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1903 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1905 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1907 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1908 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1909 config/m68k/m68k.c, config/mips/mips.h,
1910 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1911 doc/include/gcc-common.texi: Update copyright.
1913 PR middle-end/18029 and PR middle-end/18030
1914 * expr.c (optimize_bitfield_assignment_op): Add a special case
1915 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1917 * fold-const.c (fold_unary): New.
1918 (fold): Call fold_unary on unary expressions.
1920 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1922 * cgraph.h (struct cgraph_edge): Add prev_caller and
1924 (cgraph_node_remove_callees): Export.
1925 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1927 (cgraph_edge_remove_callee): New function.
1928 (cgraph_edge_remove_caller): Likewise.
1929 (cgraph_remove_edge): Use.
1930 (cgraph_redirect_edge_callee): Likewise.
1931 (cgraph_node_remove_callees): New function.
1932 (cgraph_node_remove_callers): Likewise.
1933 (cgraph_remove_node): Use.
1934 * tree-optimize.c (tree_rest_of_compilation): Use
1935 cgraph_node_remove_callees instead of manual loop.
1936 * cgraphunit.c (cgraph_finalize_function): Likewise.
1937 (cgraph_expand_function): Likewise.
1938 (cgraph_remove_unreachable_nodes): Likewise.
1940 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1943 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1945 * c-decl.c (undeclared_variable): Take location as argument.
1946 * c-typeck.c (build_external_ref): Likewise.
1947 * c-parser.c (c_parser_postfix_expression): Pass location of
1948 identifier to build_external_ref.
1950 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1952 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1953 CCEQ mode for branch_positive_comparison_operator test.
1954 * config/rs6000/predicates (branch_comparison_operator): Revert to
1956 (scc_comparison_operator): Same.
1957 (branch_positive_comparison_operator): Same.
1959 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1961 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1962 (cris_delay_slots_for_epilogue): Remove.
1963 (save_last): Move into cris_target_asm_function_epilogue.
1964 (cris_target_asm_function_epilogue): Remove tests for file being
1966 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1967 (cris_delay_slots_for_epilogue): Remove prototypes.
1968 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1969 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1971 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1973 * config/rs6000/predicates.md (branch_comparison_operator): Change
1974 to define_special_predicate.
1975 (scc_comparison_operator): Same.
1976 (branch_positive_comparison_operator): Same.
1978 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1980 * Makefile.in (tree-ssa-sink.o): New.
1981 (OBJS-common): Add tree-ssa-sink.o.
1982 * common.opt: Add -ftree-sink
1983 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1984 * timevar.def (TV_TREE_SINK): new timevar.
1985 * tree-flow.h (is_hidden_global_store): Prototype.
1986 * tree-optimize.c (init_tree_optimization_passes): Add
1988 * tree-pass.h (pass_sink_code): New.
1989 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1990 for non-obvious global store store to is_hidden_global_store, and
1991 call that new function.
1992 * tree-ssa-sink.c: New file.
1993 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1994 * doc/passes.texi: Document forward store motion.
1995 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1996 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1997 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1998 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2000 2005-03-01 Per Bothner <per@bothner.com>
2002 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2003 and we have a non-zero column-number, add it to the message.
2004 Also factor out the diagnostic_kind_text.
2006 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2008 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2009 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2010 flow_loop_scan): Removed.
2011 (flow_loop_dump): Do not dump removed fields.
2012 (flow_loop_free): Do not free removed fields.
2013 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2014 (loop_exit_edge_p): New function.
2015 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2016 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2017 num_exits, exits_doms.
2018 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2019 LOOP_EDGES, LOOP_ALL): Removed.
2020 (flow_loop_scan): Declaration removed.
2021 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2022 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2024 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2025 (if_convert): Call flow_loops_find and flow_loops_free
2026 when calling mark_loop_exit_edges.
2027 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2028 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2029 free_dominance_info calls.
2030 * loop-init.c (flow_loops_find): Ditto.
2031 * passes.c (rest_of_handle_branch_prob): Ditto.
2032 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2033 * loop-unroll.c (analyze_insns_in_loop): Do not use
2035 * predict.c (predict_loops): Do not call flow_loop_scan.
2036 Use get_loop_exit_edges.
2037 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2038 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2039 Do not use EDGE_LOOP_EXIT.
2040 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2041 to bb_with_exit_edge_p.
2042 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2043 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2044 to bb_with_exit_edge_p.
2045 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2047 * tree-loop-linear.c (linear_transform_loops): Do not call
2048 flow_loop_scan. Use loop->single_exit.
2049 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2050 (vect_analyze_loop_form): Do not call flow_loop_scan.
2051 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2053 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2055 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2056 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2057 slpeel_tree_duplicate_loop_to_edge_cfg,
2058 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2059 Use loop_preheader_edge and loop->single_exit. Do not call
2062 2005-03-01 Nick Clifton <nickc@redhat.com>
2064 * config/arm/arm.c (thumb_find_work_register): Check all of the
2065 argument registers to see if they are free, and a couple of
2066 special cases where the last argument register but can be proved
2067 to be available during the function's prologue.
2068 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2069 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2070 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2072 (thumb_compute_save_reg_mask): Likewise. Also use
2073 thumb_find_work_register() to ensure that there is agreement about
2074 which work register is going to be used in the prologue.
2075 (thumb_output_function_prologue): Use unsigned long as the type
2076 for the register bit-mask. Also delay pushing the link register if
2077 other high registers are going to be pushed.
2078 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2079 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2080 redundant prototypes.
2082 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2085 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2086 and after reload in REG+REG indexed addresses without REG_POINTER
2087 set in the base and not set in the index.
2089 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2091 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2092 Don't undefine here.
2093 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2094 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2095 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2096 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2097 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2099 * config.gcc (sh*-*-linux*): Use config/linux.h.
2101 2005-02-28 Dale Johannesen <dalej@apple.com>
2102 Stan Shebs <shebs@apple.com>
2104 Rewrite of 64-bit Darwin structure-by-value pass/return.
2105 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2106 intoffset, use_stack, named.
2107 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2108 (rs6000_darwin64_record_arg_advance_flush): New.
2109 (rs6000_darwin64_record_arg_advance_recurse): New.
2110 (rs6000_darwin64_record_arg_flush): New.
2111 (rs6000_darwin64_record_arg_recurse): New.
2112 (rs6000_darwin64_record_arg): New.
2113 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2114 (function_arg_boundary): Handle 128-bit aligned structs.
2115 (function_arg_advance): Rewrite darwin64 struct handling.
2116 (function_arg): Call rs6000_darwin64_record_arg.
2117 (function_arg_partial_nregs): Handle darwin64 structs.
2118 (rs6000_darwin64_function_value): Remove.
2119 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2121 2005-02-28 Roger Sayle <roger@eyesopen.com>
2123 PR tree-optimization/20216
2124 * tree-chrec.c (tree_fold_factorial): Delete.
2125 (tree_fold_binomial): Change argument list to take a return type
2126 and change the type of K to unsigned int. Rewrite to avoid explicit
2127 evaluation of factorials, and (recursively) calling fold to perform
2128 compile-time arithmetic. Return NULL on (internal) overflow.
2129 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2130 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2131 if any intermediate calculation overflows.
2132 (chrec_apply): Update call to chrec_evaluate.
2134 2005-02-28 James E Wilson <wilson@specifixinc.com>
2136 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2138 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2141 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2142 instead of NULL_TREE on error.
2144 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2146 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2147 (EASY_VECTOR_15_ADD_SELF): Remove.
2148 (num_insns_constant_wide): Not static.
2149 (validate_condition_mode): Not static.
2150 (toc_relative_expr_p): Not static.
2151 (legitimate_indirect_address_p): Not static.
2152 (macho_lo_sum_memory_operand): Not static.
2153 (invalid_e500_subreg): Not static.
2154 (easy_vector_same): Not static.
2155 (easy_vector_splat_const): Not static.
2156 (RS6000_SYMBOL_REF_TLS_P): Remove.
2157 (any_operand): Delete.
2158 (any_parallel_operand): Delete.
2159 (count_register_operand): Delete.
2160 (altivec_register_operand): Delete.
2161 (xer_operand): Delete.
2162 (s8bit_cint_operand): Delete.
2163 (short_cint_operand): Delete.
2164 (u_short_cint_operand): Delete.
2165 (non_short_cint_operand): Delete.
2166 (exact_log2_cint_operand): Delete.
2167 (gpc_reg_operand): Delete.
2168 (cc_reg_operand): Delete.
2169 (cc_reg_not_cr0_operand): Delete.
2170 (reg_or_short_operand): Delete.
2171 (reg_or_neg_short_operand): Delete.
2172 (reg_or_aligned_short_operand): Delete.
2173 (reg_or_u_short_operand): Delete.
2174 (reg_or_cint_operand): Delete.
2175 (reg_or_arith_cint_operand): Delete.
2176 (reg_or_add_cint64_operand): Delete.
2177 (reg_or_sub_cint64_operand): Delete.
2178 (reg_or_logical_cint_operand): Delete.
2179 (got_operand): Delete.
2180 (got_no_const_operand): Delete.
2181 (easy_fp_constant): Delete.
2182 (easy_vector_constant): Delete.
2183 (easy_vector_constant_add_self): Delete.
2184 (zero_constant): Delete.
2185 (zero_fp_constant): Delete.
2186 (volatile_mem_operand): Delete.
2187 (offsettable_mem_operand): Delete.
2188 (mem_or_easy_const_operand): Delete.
2189 (add_operand): Delete.
2190 (non_add_cint_operand): Delete.
2191 (logical_operand): Delete.
2192 (non_logical_cint_operand): Delete.
2193 (mask_operand): Delete.
2194 (mask_operand_wrap): Delete.
2195 (mask64_operand): Delete.
2196 (mask64_2_operand): Delete.
2197 (and64_operand): Delete.
2198 (and64_2_operand): Delete.
2199 (and_operand): Delete.
2200 (reg_or_mem_operand): Delete.
2201 (lwa_operand): Delete.
2202 (symbol_ref_operand): Delete.
2203 (call_operand): Delete.
2204 (current_file_function_operand): Delete.
2205 (input_operand): Delete.
2206 (rs6000_nonimmediate_operand): Delete.
2207 (rs6000_tls_symbol_ref): Delete.
2208 (save_world_operation): Delete.
2209 (restore_world_operation): Delete.
2210 (load_multiple_operation): Delete.
2211 (store_multiple_operation): Delete.
2212 (vrsave_operation): Delete.
2213 (mfcr_operation): Delete.
2214 (mtcrf_operation): Delete.
2215 (lmw_operation): Delete.
2216 (stmw_operation): Delete.
2217 (branch_comparison_operator): Delete.
2218 (branch_positive_comparison_operator): Delete.
2219 (scc_comparison_operator): Delete.
2220 (trap_comparison_operator): Delete.
2221 (boolean_operator): Delete.
2222 (boolean_or_operator): Delete.
2223 (min_max_operator): Delete.
2224 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2225 (EASY_VECTOR_15): Moved to here.
2226 (EASY_VECTOR_15_ADD_SELF): Move to here.
2227 (PREDICATE_CODES): Delete.
2228 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2229 Declare functions no longer static.
2230 * config/rs6000/predicates.md: New.
2231 * config/rs6000/rs6000.md: Include predicates.md
2233 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2235 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2236 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2238 * cfgrtl.c (need_fake_edge_p): Likewise.
2239 * combine.c (distribute_notes): Likewise.
2240 * emit-rtl.c (try_split): Likewise.
2241 * recog.c (peephole2_opimize): Likewise.
2242 * reg-notes.def (ALWAYS_RETURN): Remove.
2243 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2244 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2245 * tree.h (ECF_ALWAYS_RETURN): Remove.
2247 2005-02-28 Roger Sayle <roger@eyesopen.com>
2250 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2251 between different machine modes is never a "useless" conversion.
2253 2005-02-28 Geert Bosch <bosch@gnat.com>
2256 * doc/contrib.texi: List contributors for Ada front end
2258 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2260 * simplify-rtx.c (simplify_unary_operation_1,
2261 simplify_const_unary_operation): New, extracted from...
2262 (simplify_unary_operation): ... this one.
2263 (simplify_binary_operation_1,
2264 simplify_const_binary_operation): New, extracted from...
2265 (simplify_binary_operation): ... this one.
2266 * rtl.h (simplify_const_unary_operation,
2267 simplify_const_binary_operation): Add prototypes.
2269 2005-02-28 Julian Brown <julian@codesourcery.com>
2271 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2272 building libjava and caused PR regression/20228.
2274 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2277 * Makefile.in (host_subdir): New.
2278 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2279 * configure: Regenerate.
2281 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2283 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2284 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2285 installation directory first.
2287 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2290 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2291 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2292 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2293 * config/cris/cris.md: Tweak comments referring to Q.
2294 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2295 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2296 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2297 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2298 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2299 Insert spaces in constraints to align alternatives vertically for
2301 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2304 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2306 PR rtl-optimization/17728
2307 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2308 operand 0 from general_operand to move_dest_operand.
2310 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2312 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2313 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2314 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2315 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2317 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2319 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2320 * configure: Regenerate.
2321 * libada-mk.in: Remove CC; rename
2322 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2324 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2327 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2328 for the lhs, also walk over the tree. Likewise for rhs.
2330 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2332 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2333 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2334 Do not propagate value of iv before increment over the increment.
2336 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2338 * c-parser.c: New file.
2339 * c-parse.in: Remove.
2340 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2342 (c-parser.o): Add dependencies.
2343 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2344 maintainer-clean, TAGS): Update.
2345 * c-config-lang.in (gtfiles): Update.
2346 * gengtype-lex.l: Don't handle "@@".
2347 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2348 objc_build_synchronized, objc_begin_try_stmt,
2349 objc_begin_catch_clause, objc_finish_catch_clause,
2350 objc_build_finally_clause, objc_finish_try_stmt): New.
2351 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2353 (c_parse_init): Update comment.
2354 * c-decl.c (c_init_decl_processing): Update comment.
2355 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2356 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2357 new c_declspecs members.
2359 2005-02-25 Julian Brown <julian@codesourcery.com>
2361 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2362 from being used for symbols with vague linkage when
2363 HAVE_GAS_COMDAT_GROUP is true.
2365 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2367 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2369 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2372 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2373 (LIBGCC2_HAS_DF_MODE): New.
2374 (LIBGCC2_HAS_XF_MODE): New.
2375 (LIBGCC2_HAS_TF_MODE): New.
2376 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2377 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2378 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2379 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2380 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2381 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2382 and add _fixtfdi, _fixunstfdi, _floatditf
2383 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2384 L_fixunstfdi, L_floatditf.
2385 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2386 (LIBGCC2_HAS_TF_MODE): Define.
2388 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2390 PR tree-optimization/20204
2391 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2392 REWRITE_THIS_STMT markers on PHI nodes.
2393 (rewrite_initialize_block): Likewise.
2395 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2397 * version.c (version_string): Update to 4.1.
2399 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2401 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2402 Clarify that the alternative way doesn't work in GNU C++.
2404 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2406 PR tree-optimization/19937
2407 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2408 to the type of the induction variable.
2410 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2412 PR rtl-optimization/20117
2413 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2414 the block including noncopyable insn.
2416 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2418 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2419 calls to find_reg_note.
2421 2005-02-24 Richard Henderson <rth@redhat.com>
2424 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2427 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2429 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2430 vector types if to use base reg for misaligned non-word ld/std.
2432 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2435 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2436 dwarf2 label manually and put it after, not before the prologue.
2438 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2441 * reload.c (operands_match_p): Only increment register number for
2442 SCALAR_INT_MODE_P modes in multiple hard registers.
2444 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2447 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2449 * ChangeLog.5: Fix log message typo(s).
2450 * ChangeLog.7: Likewise.
2451 * ChangeLog.tree-ssa: Likewise.
2452 * cfgexpand.c: Fix comment typo(s).
2453 * conflict.c: Likewise.
2454 * defaults.h: Likewise.
2455 * dwarf2out.c: Likewise.
2457 * ggc-page.c: Likewise.
2458 * tree-eh.c: Likewise.
2459 * tree-ssa-dom.c: Likewise.
2461 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2464 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2465 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2466 if SHARED is defined.
2469 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2470 allow splitting only if operands 0 and 3 don't overlap.
2472 2005-02-24 Richard Henderson <rth@redhat.com>
2475 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2476 (fold_builtin_1): Call them.
2477 * fold-const.c (fold_complex_mult_parts): Split out from ...
2478 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2479 (fold_complex_div_parts, fold_complex_div): New.
2481 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2483 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2485 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2486 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2488 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2489 (print_node): Likewise.
2490 Print TYPE_SIZES_GIMPLIFIED.
2492 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2494 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2495 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2496 operands as commutative in constraints.
2498 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2500 * tree-into-ssa.c: Re-organize internal functions.
2502 2005-02-24 Richard Henderson <rth@redhat.com>
2505 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2507 * common.opt (fcx-limited-range): New.
2508 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2509 * toplev.c (flag_complex_method): Initialize to 1.
2510 (process_options): Set flag_complex_method to 0 if
2511 flag_cx_limited_range.
2512 * doc/invoke.texi (-fcx-limited-range): New.
2514 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2516 * cse.c (delete_trivially_dead_insns): Speed up by using
2517 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2520 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2522 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2523 functions when -mid-shared-library is being used.
2525 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2527 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2528 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2529 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2530 * system.h: Poison LINK_LIBGCC_SPECIAL.
2532 2005-02-23 James E Wilson <wilson@specifixinc.com>
2534 * gengtype.c (note_insn_name): Make 1 element larger.
2536 2005-02-23 Roger Sayle <roger@eyesopen.com>
2539 PR rtl-optimization/20097
2540 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2541 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2543 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2545 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2546 * t-aix52 (SHLIB_INSTALL): Same.
2548 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2550 * genpreds.c: Update copyright.
2552 2005-02-23 Michael Beach <michaelb@ieee.org>
2555 * config/sparc/t-elf (startup files): Assemble with CPP.
2557 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2559 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2560 (write_predicate_expr): Likewise.
2562 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2564 PR tree-optimization/20100
2565 PR tree-optimization/20115
2566 * tree-optimize.c (init_tree_optimization_passes): Remove
2567 pass_maybe_create_global_var.
2568 * tree-pass.h (pass_maybe_create_global_var): Remove.
2569 * tree-ssa-alias.c (aliases_computed_p): Declare.
2570 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2571 (count_calls_and_maybe_create_global_var): Remove.
2572 (pass_maybe_create_global_var): Remove.
2573 (init_alias_info): Do not declare aliases_computed_p.
2574 (maybe_create_global_var): If the function contains no
2575 call-clobbered variables and a mix of pure/const and regular
2576 function calls, create .GLOBAL_VAR.
2577 Mark all call-clobbered variables for renaming.
2578 (merge_pointed_to_info): Update comment.
2579 (add_pointed_to_var): Likewise.
2580 (is_escape_site): Likewise.
2581 Accept struct alias_info * instead of size_t *.
2583 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2585 * tree-ssa-operands.c (get_call_expr_operands): If
2586 ALIASES_COMPUTED_P is false, do not add call-clobbering
2588 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2589 (delete_tree_ssa): Likewise.
2591 2005-02-22 James E Wilson <wilson@specifixinc.com>
2593 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2594 (do_compile): Do call it here.
2596 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2598 PR rtl-optimization/20017.
2599 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2600 rest_of_handle_cse2, rest_of_handle_gcse): Call
2601 delete_dead_jumptables immediately before calling cleanup_cfg.
2603 2005-02-22 Devang Patel <dpatel@apple.com>
2606 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2609 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2611 * config/rs6000/aix.h (WINT_TYPE): Define.
2613 2005-02-22 Stan Shebs <shebs@apple.com>
2615 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2616 natural alignment for 64-bit Darwin.
2617 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2619 * doc/invoke.texi: Document this.
2621 2005-02-22 DJ Delorie <dj@redhat.com>
2623 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2624 to make_[un]signed_type, not the mode itself.
2626 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2628 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2629 not available. Use tail calls wherever possible.
2630 (make_edge): Call unchecked_make_edge to create an edge.
2632 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2633 (coalesce_ssa_name): Don't check for
2634 SSANORM_USE_COALESCE_LIST.
2635 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2637 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2639 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2640 (rewrite_into_ssa): ... here.
2642 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2644 PR tree-optimization/19786
2645 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2646 tag to another's may-alias bitmap when adding to the other's list.
2648 2005-02-21 DJ Delorie <dj@redhat.com>
2650 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2651 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2652 registers in unsupported ways.
2653 * expmed.c (init_expmed): Likewise.
2655 2005-02-21 Stan Cox <scox@redhat.com>
2657 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2659 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2661 * tree-cfg.c (fold_cond_expr_cond): New.
2662 (make_edges): Call fold_cond_expr_cond.
2663 (find_taken_edge): Accept nothing but INTEGER_CST.
2664 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2666 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2668 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2669 that do not belong to any basic block.
2671 2005-02-21 Jeff Law <law@redhat.com>
2673 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2676 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2678 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2679 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2680 Adjust their definitions.
2681 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2682 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2684 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2685 genautomata.c, langhooks.c, langhooks.h, system.h,
2686 config/arm/lib1funcs.asm: Update copyright.
2688 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2690 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2692 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2695 * doc/install.texi: Document --with-gc.
2697 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2699 * simplify-rtx.c (simplify_unary_operation): Add a missing
2702 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2704 PR tree-optimization/18663
2705 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2706 if the type has variable bounds.
2708 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2710 * gcse.c: Remove an obsolete comment.
2712 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2714 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2716 * doc/extend.texi (Function Attributes) <Attribute const>: The
2717 attribute "pure" is below this text, not above.
2719 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2721 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2722 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2723 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2725 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2728 * langhooks.h (struct lang_hooks): Add to_target_charset.
2729 * langhooks.c (lhd_to_target_charset): New function.
2730 * langhooks-def.h: Declare lhd_to_target_charset.
2731 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2732 (LANG_HOOKS_INITIALIZER): Update.
2733 * c-common.c (c_common_to_target_charset): New function.
2734 * c-common.h: Declare it.
2735 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2736 c_common_to_target_charset.
2738 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2739 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2741 * system.h: Poison them.
2742 * doc/tm.texi: Don't discuss them.
2743 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2744 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2745 (pp_c_char): Do not attempt to generate letter escapes for
2747 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2748 * config/mips/mips.c (mips_output_ascii): Likewise.
2750 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2752 PR tree-optimization/19951
2753 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2756 2005-02-19 Steven Bosscher <stevenb@suse.de>
2759 * function.h (struct function): New field `max_loop_depth'.
2760 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2761 (flow_loops_find): Reset the max loop depth count before finding loops.
2762 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2763 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2764 (calculate_global_regs_live): Make sure the loop will terminate
2765 when the initial sets are not empty.
2767 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2769 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2771 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2773 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2776 * doc/invoke.texi: Remove documentation of %M spec.
2778 (init_spec): Remove %M suffix from -lgcc_s.
2779 (do_spec_1): Remove 'M' case.
2780 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2781 to put shared libraries in the multilib directory. Remove the
2782 shlib_so_soname substitution variable. Don't add a multilib encoding
2783 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2784 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2785 SHLIB_INSTALL as well as SHLIB_LINK.
2786 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2787 (SHLIB_NAME): Delete.
2788 (SHLIB_DIR): New macro.
2789 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2790 (SHLIB_INSTALL): Adjust accordingly.
2791 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2792 * config/t-slibgcc-sld: Likewise.
2793 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2794 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2795 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2797 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2798 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2799 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2800 Use @shlib_base_name@ instead of @shlib_so_name@.
2801 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2802 and @shlib_base_name@.so in @multilib_dir@.
2803 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2804 to the install path.
2805 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2806 (SHLIB_LINK): Remove previous workaround.
2807 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2808 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2809 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2811 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2812 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2813 (SHLIB_INSTALL): Adjust accordingly.
2814 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2815 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2816 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2817 config/t-slibgcc-elf-ver.
2819 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2820 Jakub Jelinek <jakub@redhat.com>
2822 PR tree-optimization/19828
2823 * tree-ssa-loop-im.c: Add a TODO comment.
2824 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2825 without side-effects.
2827 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2829 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2832 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2834 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2835 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2836 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2838 (ia64_reorg): Delete fixup_errata call.
2839 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2840 (TARGET_SWITCHES): Delete -mb-step entry.
2842 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2845 * c-typeck.c (composite_type): Handle quals in transparent unions.
2846 (type_lists_compatible_p): Likewise.
2848 2005-02-18 Stan Shebs <shebs@apple.com>
2850 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2851 expressions in the .literal8 section.
2853 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2855 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2857 2005-02-18 Roger Sayle <roger@eyesopen.com>
2859 * fold-const.c (constant_boolean_node): Always create values of the
2860 specified type, don't bother calling truthvalue_conversion.
2862 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2864 * except.c (output_function_exception_table): Call
2865 assemble_external_libcall (eh_personality_libfunc).
2867 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2870 * config/ia64/ia64.h (struct machine_function): Add state_num.
2871 * config/ia64/ia64.c (process_epilogue,
2872 process_for_unwind_directive): Use new unwind state numbers each
2873 time rather than state 1.
2875 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2878 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2879 before the "*llgt_didi" pattern.
2881 2005-02-18 Jason Merrill <jason@redhat.com>
2883 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2885 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2887 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2888 (div0): Use it in place of ARM_FUNC_ALIAS.
2889 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2891 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2894 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2895 access, the lower bound of the array type if it exists.
2897 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2900 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2901 cases that are out-of-range for the index type.
2903 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2905 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2906 (estimate_case_costs): Don't call convert.
2907 * expmed.c (expand_shift): Likewise.
2908 (make_tree): Call fold_convert instead of convert.
2910 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2913 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2914 that ref to be marked MEM_READONLY_P doesn't have base that needs
2917 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2919 * genautomata.c (output_get_cpu_unit_code_func,
2920 output_cpu_unit_reservation_p): Don't generate old-style function
2923 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2926 PR tree-optimization/20009
2927 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2929 PR tree-optimization/18947
2930 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2931 inline, remove all nodes that are inlined into the extern inline
2934 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2936 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2937 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2938 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2939 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2942 2005-02-17 Roger Sayle <roger@eyesopen.com>
2944 PR tree-optimization/19917
2945 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2946 to be potentially trapping.
2948 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2950 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2952 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2954 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2955 tem becomes a local variable which is set to the value of the
2956 back end defined INITIAL_FRAME_ADDRESS macro.
2957 (expand_builtin_frame_address): Omit the base parameter to
2958 expand_builtin_return_addr.
2959 (expand_builtin_profile_func): Likewise.
2960 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2961 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2962 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2964 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2966 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2967 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2968 * config/frv/frv.c (frv_function_epilogue): Likewise.
2970 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2972 * lambda-code (perfect_nestify): Remove mark/unmark
2974 * tree-loop-linear.c (linear_transform_loops): Add
2975 rewrite_into_ssa call so that ssa is correct for
2976 rewriting into loop closed.
2978 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2980 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2981 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2983 * bt-load.c (btr_def_live_range, combine_btr_defs,
2984 migrate_btr_def, migrate_btr_defs): Likewise.
2985 * cfgcleanup.c (thread_jump): Likewise.
2986 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2987 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2988 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2989 df_rd_local_compute, df_reg_info_compute): Likewise.
2990 * dominance.c (init_dom_info, free_dom_info): Likewise.
2991 * flow.c (init_propagate_block_info,
2992 free_propagate_block_info): Likewise.
2993 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2994 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2995 modify_reg_pav): Likewise.
2996 * loop-invariant.c (find_defs, find_invariant_insn,
2997 find_invariants, free_inv_motion_data): Likewise.
2998 * predict.c (tree_predict_by_opcode,
2999 estimate_bb_frequencies): Likewise.
3000 * stmt.c (expand_case): Likewise.
3001 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3002 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3003 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3004 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3005 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3006 rewrite_ssa_into_ssa): Likewise.
3007 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3008 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3009 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3010 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3011 * tree-sra.c (tree_sra): Likewise.
3012 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3013 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3014 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3015 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3016 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3017 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3019 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3020 calculate_live_on_entry, calculate_live_on_exit,
3021 build_tree_conflict_graph): Likewise.
3022 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3023 record_important_candidates, set_use_iv_cost, find_depends,
3024 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3025 tree_ssa_iv_optimize_finalize): Likewise.
3026 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3027 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3028 tree_duplicate_loop_to_header_edge): Likewise.
3029 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3030 * tree-ssa.c (verify_flow_insensitive_alias_info,
3031 verify_name_tags, verify_ssa, init_tree_ssa,
3032 delete_tree_ssa): Likewise.
3033 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3034 fini_ssanames): Likewise.
3035 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3037 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3039 * config/rs6000/t-rtems: Completely reworked.
3041 2005-02-17 Ira Rosen <irar@il.ibm.com>
3043 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3045 2005-02-17 Ira Rosen <irar@il.ibm.com>
3047 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3048 POINTER_TYPE_P when checking that type is a pointer.
3049 (vect_get_memtag): Remove.
3050 (vect_address_analysis): Use POINTER_TYPE_P. Call
3051 vect_object_analysis with dummy parameter for memtag.
3052 (vect_object_analysis): Extract memtag (functionality that
3053 used to be in vect_get_memtag and moved here). Fix printings.
3054 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3055 with correct parameters. Remove call to vect_get_memtag.
3057 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3059 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3060 (tree-vectorizer.o): Added missing dependencies.
3062 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3064 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3065 declaration in tree-vectorizer.c, now has an extern declaration in
3067 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3068 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3069 get_vectype_for_scalar_type, vect_is_simple_use,
3070 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3071 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3072 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3073 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3074 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3075 find_loop_location): Likewise.
3077 * tree-vectorizer.c (langhooks.h): #include removed.
3078 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3079 moved to tree-vectorized.h.
3080 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3081 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3082 get_vectype_for_scalar_type, vect_is_simple_use,
3083 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3084 vect_supportable_dr_alignment, new_loop_vec_info,
3085 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3086 vect_set_verbosity_level, find_loop_location): Likewise.
3088 (vect_analyze_loop): Function externalized. Declaration moved to
3089 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3090 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3091 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3092 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3093 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3094 vect_enhance_data_refs_alignment, vect_analyze_operations,
3095 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3096 vect_stmt_relevant_p, vect_get_loop_niters,
3097 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3098 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3099 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3100 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3101 vect_get_memtag): Likewise.
3103 (vectorizable_load): Function externalized. Declaration moved to
3104 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3105 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3106 vect_transform_loop): Likewise.
3107 (vect_transform_stmt): Moved to tree-vect-transform.c.
3108 (vect_align_data_ref, vect_create_destination_var,
3109 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3110 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3111 vect_get_vec_def_for_operand, vect_init_vector,
3112 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3113 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3114 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3115 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3116 vect_do_peeling_for_loop_bound): Likewise.
3118 * tree-vect-analyze.c: New file.
3119 * tree-vect-transform.c: New file.
3121 2005-02-17 Jason Merrill <jason@redhat.com>
3123 PR mudflap/19319, c++/19317
3124 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3127 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3129 * doc/install.texi (Specific): Update link for Darwin-specific
3132 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3134 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3135 constant_boolean_node.
3137 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3140 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3141 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3143 2005-02-16 Richard Henderson <rth@redhat.com>
3146 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3148 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3149 replace uses with Wtype_MAXp1_F.
3150 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3151 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3152 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3153 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3154 and HAVE_TFMODE as appropriate.
3155 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3156 (__floatdisf): Likewise.
3157 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3158 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3159 (Wtype_MAXp1_F): New.
3160 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3161 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3163 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3166 * arm.c (arm_apply_result_size): New function.
3167 * arm.h (APPLY_RESULT_SIZE): Define.
3168 * arm-protos.h (arm_apply_result_size): Add prototype.
3169 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3170 (movxf): New expand.
3171 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3172 (call_value_symbol): Remove predicate for operand 0.
3173 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3174 (untyped_call): Rework to correclty return values for any type.
3175 (untyped_return): New expand.
3176 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3178 2005-02-16 Stan Shebs <shebs@apple.com>
3180 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3181 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3183 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3185 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3186 configure settings on Solaris 7 and later.
3188 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3190 PR tree-optimization/19865
3191 * tree-optimize.c (init_tree_optimization_passes): Run
3192 pass_may_alias after pass_sra.
3194 2005-02-16 Richard Henderson <rth@redhat.com>
3195 Stuart Hastings <stuart@apple.com>
3198 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3199 Do nothing if debug info suppressed for this function.
3200 (dbxout_begin_function): Early exit if debug info suppressed for
3203 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3206 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3208 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3210 PR tree-optimization/19967
3211 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3212 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3213 argument TYPE. Adjust calls to fold_builtin_XXX.
3214 (expand_builtin, fold_builtin_1): Adjust calls to
3216 (fold_builtin_strchr, fold_builtin_strpbrk,
3217 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3218 result to a requested type TYPE.
3220 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3223 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3224 (T)x & (T)cst if (T)cst overflows.
3225 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3226 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3228 2005-02-15 Jeff Law <law@redhat.com>
3230 * gcse.c (blocks_with_calls): New bitmap.
3231 (alloc_gcse_mem): Allocate it.
3232 (free_gcse_mem): Free it.
3233 (clear_modifY_mem_tables): Clear it.
3234 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3235 when we encounter CALL_INSNs.
3236 (compute_transp, case MEM): Handle blocks with calls separate
3237 from blocks without calls. Use bitmap iterators rather than
3240 2005-02-15 Peter O'Gorman <peter@pogma.com>
3243 * mklibgcc.in (vis_hide): Use a temporary object file, not
3246 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3249 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3250 access optimization.
3252 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3253 Alan Modra <amodra@bigpond.net.au>
3256 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3257 (_xlqsub): Rename to __gcc_qsub.
3258 (_xlqmul): Rename to __gcc_qmul.
3259 (_xlqdiv): Rename to __gcc_qdiv.
3260 Provide versioned symbol aliases with old names.
3261 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3262 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3263 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3264 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3265 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3267 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3269 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3270 Fold ~(A - 1) and ~(A + -1) to -A.
3272 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3276 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3277 config/pa/pa-host.c:pa_gt_pch_use_address.
3279 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3281 * tree-vn.c (get_value_handle): Make sure that given an
3282 is_gimple_min_invariant expression, we always return it.
3284 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3286 * passes.c (rest_of_handle_gcse): Fix a comment.
3288 2005-02-15 Jeff Law <law@redhat.com>
3290 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3292 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3293 (canon_list_insert, record_last_mem_set_info): Similarly.
3294 (clear_modify_mem_tables): Similarly.
3296 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3298 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3299 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3300 config/mips/mips.md, config/rs6000/aix.h,
3301 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3303 2005-02-15 Richard Henderson <rth@redhat.com>
3305 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3306 call to be best_edge.
3308 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3310 * basic-block.h: Adjust the prototype for find_basic_blocks.
3311 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3312 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3315 * flow.c (recompute_reg_usage): Remove all arguments.
3316 * passes.c (rest_of_compilation): Adjust the call to
3317 recompute_reg_usage.
3318 * rtl.h: Adjust the prototype for recompute_reg_usage.
3320 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3322 * tree-dump.c (dump_files): Update to reflect new member
3324 (dump_register): Add new argument.
3326 (dump_switch_p_1): Check against glob name if doglob was passed.
3327 (dump_switch_p): Check against regular first, then glob if
3328 we didn't have any hits on the dump name.
3329 * tree-optimize.c (register_one_dump_file):
3330 Pass in glob name as well.
3331 * tree-pass.h (struct dump_file_info): Add glob
3334 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3336 PR preprocessor/16323
3337 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3339 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3342 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3343 (trunctfdf2_internal1): New.
3344 (trunctfdf2_internal2): Renamed from trunctfdf2.
3346 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3348 PR tree-optimization/19853
3349 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3351 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3353 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3354 delete_dead_jumptables and cleanup_cfg.
3356 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3358 * reload.c (find_reloads): Swap address_reloaded flags when
3359 swapping commutative operands.
3361 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3363 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3364 Use standard_iv_increment_position for computing the bsi position
3366 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3369 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3372 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3373 life range of hard registers.
3374 * value-prof.c (insn_prefetch_values_to_profile): Only
3377 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3378 profile in libcalls.
3380 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3382 * bitmap.h (bitmap_and_compl_into): Return bool.
3383 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3385 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3387 PR tree-optimization/19944
3388 * fold-const.c (fold): Re-add ABS_EXPR folding.
3390 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3393 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3394 {TARGET,MASK}_XL_COMPAT.
3395 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3397 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3398 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3400 (rs6000_arg_partial_bytes): Same.
3401 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3402 and XL compatibility enabled.
3403 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3404 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3405 test to final condition.
3406 (cmptf_internal2): New.
3407 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3408 xl-compat. Add TFmode information to description.
3410 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3412 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3414 2005-02-13 Jason Merrill <jason@redhat.com>
3417 * fold-const.c (fold_indirect_ref_1): Split out from...
3418 (build_fold_indirect_ref): Here.
3419 (fold_indirect_ref): New fn.
3420 * tree.h: Declare it.
3421 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3422 (gimplify_modify_expr_rhs): Likewise.
3423 (gimplify_expr): Likewise.
3425 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3427 PR tree-optimization/14303
3428 PR tree-optimization/15784
3429 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3430 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3431 ABS_EXPR<x> != 0 to x != 0.
3433 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3435 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3436 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3437 spelling conventions.
3439 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3440 delete_trivially_dead_insns too many times.
3442 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3445 2005-02-12 Ira Rosen <irar@il.ibm.com>
3447 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3448 (vect_is_simple_iv_evolution): Remove redundant parameter
3450 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3451 without last parameter.
3452 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3453 Return pointer step. Call vect_is_simple_iv_evolution without
3454 last parameter. Check only that the step is multiple of size
3455 type. Remove stmt_vinfo updates.
3456 (vect_get_memtag_and_dr): Remove.
3457 (vect_get_memtag): New function.
3458 (vect_address_analysis): New function.
3459 (vect_object_analysis): New function.
3460 (vect_analyze_data_refs): Call vect_object_analysis and
3461 vect_get_memtag. Update stmt_vinfo fields.
3463 2005-02-12 Ira Rosen <irar@il.ibm.com>
3465 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3466 exist and are objects. Remove checks for pointer.
3467 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3468 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3469 (vect_create_data_ref_ptr): Likewise.
3470 (vect_base_addr_differ_p): New function.
3471 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3472 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3473 Don't set the DR_BASE_NAME field of data-ref.
3474 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3476 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3478 * optabs.h (enum optab_index): Add new OTI_ldexp.
3479 (ldexp_optab): Define corresponding macro.
3480 * optabs.c (init_optabs): Initialize ldexp_optab.
3481 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3483 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3485 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3486 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3488 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3489 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3492 2005-02-12 Ira Rosen <irar@il.ibm.com>
3494 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3496 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3498 (vect_get_base_and_offset): Always return an address.
3499 (vect_create_addr_base_for_vector_ref): Remove treatment for
3500 different data reference types.
3501 (vect_compute_data_ref_alignment): Rename base to base_address in
3502 stmt_vec_info. Get the object in order to force its alignment.
3503 (vect_get_memtag_and_dr): Rename base to base_address in
3504 stmt_vec_info. Extract the object for memtag analysis.
3506 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3508 PR regression/19898.
3509 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3510 changes cc_status, use apply modified_in_p to part of cc_status
3511 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3514 2005-02-11 Richard Henderson <rth@redhat.com>
3516 * tree-complex.c (expand_complex_libcall): New.
3517 (expand_complex_multiplication): Use it for c99 compliance.
3518 (expand_complex_division): Likewise.
3519 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3521 * builtins.c (built_in_names): Remove const.
3522 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3524 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3525 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3526 (built_in_names): Remove const.
3527 * c-common.c (c_common_type_for_mode): Handle complex modes.
3528 * flags.h, toplev.c (flag_complex_method): Rename from
3529 flag_complex_divide_method.
3530 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3531 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3532 * libgcc2.h: Declare them.
3533 * libgcc-std.ver: Export them.
3534 * mklibgcc.in (lib2funcs): Build them.
3536 2005-02-11 Steven Bosscher <stevenb@suse.de>
3538 PR tree-optimization/19876
3539 Partially revert my change from 2005-01-14
3540 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3541 (compute_antic): ...and remove the loop here.
3543 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3546 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3547 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3549 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3550 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3552 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3554 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3555 offsets for the big-endian 32-bit case.
3557 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3559 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3561 2005-02-11 Dale Johannesen <dalej@apple.com>
3563 * cselib.c (cselib_process_insn): Clear out regs where
3564 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3565 * reload.c (find_equiv_reg): Ditto.
3567 2005-02-11 Ian Lance Taylor <ian@airs.com>
3569 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3572 * tree.c (build_function_type_list): Work correctly if there are
3575 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3577 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3578 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3579 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3580 TARGET_ZARCH instead of TARGET_64BIT.
3582 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3584 * config/rs6000/t-rtems:
3585 (MULTILIB_OPTIONS): Remove mcpu=602.
3586 (MUTLILIB_DIRNAMES): Remove m602.
3587 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3588 Let mcpu=602 match mcpu=603.
3589 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3591 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3593 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3596 2005-02-10 David Daney <ddaney@avtrex.com>
3598 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3599 * config/i386/linux-unwind.h: Likewise.
3600 * config/ia64/linux-unwind.h: Likewise.
3601 * config/mips/linux-unwind.h: Likewise.
3602 * config/pa/linux-unwind.h: Likewise.
3603 * config/rs6000/linux-unwind.h: Likewise.
3604 * config/s390/linux-unwind.h: Likewise.
3605 * config/sh/linux-unwind.h: Likewise.
3606 * config/sparc/linux-unwind.h: Likewise.
3608 2005-02-10 Steven Bosscher <stevenb@suse.de>
3610 PR tree-optimization/17549
3611 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3612 TER to replace a DEF with its expression if the DEF and the
3613 rhs of the expression we replace into have the same root
3616 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3618 * config/mips/mips.md: Fix the placement of the match_scratch in the
3621 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3623 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3626 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3628 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3629 (strip_offset): Handle addresses.
3630 (add_address_candidates): Use strip_offset.
3631 (difference_cost): Reflect strip_offset change.
3632 (force_var_cost, difference_cost): Strip nops.
3634 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3636 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3638 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3639 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3640 config/cris/cris-protos.h, config/cris/cris.c: Update
3643 2005-02-10 Jeff Law <law@redhat.com>
3645 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3646 (lookup_avail_expr): Similarly.
3648 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3650 * builtins.c (fold_builtin_powi): New function.
3651 (fold_builtin_1): Call it.
3653 2005-02-10 Steven Bosscher <stevenb@suse.de>
3655 PR documentation/19309
3656 * doc/cpp.texi: The __GNUC__ and related predefined macros
3657 are also defined for the "standalone" cpp.
3658 Some non-GCC compilers may also define __GNUC__.
3660 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3663 * c-typeck.c (common_type): New routine. Old common_type renamed
3665 (c_common_type): ...this.
3666 (build_conditional_expr, build_binary_op): Use c_common_type instead
3669 2005-02-10 Steven Bosscher <stevenb@suse.de>
3671 * doc/md.texi: Replace @samp{length} with @code{length}.
3673 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3675 PR tree-optimization/18687
3676 * tree-flow.h (find_loop_niter): Declare.
3677 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3678 Try using scev even for loops with more than one exit.
3679 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3680 (struct ivopts_data): Added niters field.
3681 (struct nfe_cache_elt): New.
3682 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3684 (tree_ssa_iv_optimize_init): Initialize niters cache.
3685 (determine_number_of_iterations): Removed.
3686 (find_induction_variables): Do not call determine_number_of_iterations.
3687 Access niters for single exit through niter_for_single_dom_exit.
3688 (add_iv_outer_candidates): Access niters for single exit through
3689 niter_for_single_dom_exit.
3690 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3691 number_of_iterations_cond.
3692 (iv_period): New function.
3693 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3694 (may_replace_final_value): Take data argument. Use
3695 niter_for_single_dom_exit.
3696 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3697 (rewrite_use_compare): Pass data to may_eliminate_iv.
3698 (rewrite_use_outer): Pass data to may_replace_final_value.
3699 (free_loop_data): Clean up the niters cache.
3700 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3701 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3702 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3703 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3704 (num_ending_zeros): Moved to tree.c.
3705 * tree.h (num_ending_zeros): Declare.
3706 * tree.c (num_ending_zeros): Moved from tree.c.
3708 2005-02-09 Richard Henderson <rth@redhat.com>
3710 * builtins.c (DEF_BUILTIN): Add COND argument.
3711 * tree.h (DEF_BUILTIN): Likewise.
3712 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3713 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3715 (DEF_BUILTIN_STUB): New.
3716 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3717 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3718 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3719 * c-common.c (DEF_BUILTIN): Add COND argument.
3720 * tree.c (local_define_builtin): New.
3721 (build_common_builtin_nodes): New.
3723 2005-02-09 Roger Sayle <roger@eyesopen.com>
3725 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3726 floating point expression ignoring the sign of the result.
3727 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3728 (fold) <MULT_EXPR>: Use it to simplify x*x.
3729 * tree.h (fold_strip_sign_ops): Prototype here.
3730 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3731 argument. Use fold_strip_sign_ops to simplify the first argument.
3732 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3733 first argument when the second argument is an even integer
3734 constant, but only with -funsafe_math_optimizations.
3735 (fold_builtin_1): Update call to fold_builtin_copysign.
3737 2005-02-09 Ian Lance Taylor <ian@airs.com>
3740 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3741 just check whether EH_FILTER_FAILURE falls through.
3743 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3745 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3746 insns return to ready list in the next turn.
3748 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3751 * builtins.def: New __builtin_powi[lf].
3752 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3753 (expand_builtin_powi): New function.
3754 (expand_builtin): Dispatch to expand_builtin_powi.
3755 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3756 * libgcc2.c: Add __builtin_powi[lf] implementation.
3757 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3758 * optabs.h: Add powi_optab.
3759 * optabs.c (init_optabs): Initialize powi_optab.
3760 * doc/extend.texi: Document __builtin_powi[lf].
3762 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3764 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3767 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3770 * fold-const.c (try_move_mult_to_index): Remove redundant
3771 type argument. Create ADDR_EXPR with correct type.
3772 (fold): Update callers of try_move_mult_to_index. Convert
3773 result to the appropriate type.
3775 2005-02-09 Roger Sayle <roger@eyesopen.com>
3778 * config/avr/avr.c (default_rtx_costs): Delete.
3779 (avr_operand_rtx_cost): New function.
3780 (avr_rtx_costs): Completely rewrite.
3782 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3785 * config/cris/cris.c (in_code): New variable.
3786 (cris_output_addr_const): Now a static function, a wrapper for
3788 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3789 case from old cris_output_addr_const.
3790 (cris_asm_output_label_ref): Similar for LABEL_REF.
3791 (cris_output_addr_const_extra): Similar for UNSPEC.
3792 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3793 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3794 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3796 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3797 (cris_asm_output_label_ref): Declare.
3799 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3801 PR preprocessor/19801
3802 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3803 filenames that changed when libcpp was moved to the toplevel.
3805 2005-02-07 Roger Sayle <roger@eyesopen.com>
3807 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3808 zero extensions of BImode operands. Call lowpart_subreg instead
3809 of gen_lowpart_common and gen_lowpart_SUBREG.
3811 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3814 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3815 * configure.ac: Set cc_for_cross_gnattools.
3816 * configure: Regenerate.
3818 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3821 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3823 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3826 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3827 of nested functions.
3829 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3831 * doc/extend.texi: Document deprecated extensions allowing
3832 static floating-point members to have initializers and allowing
3833 floating-point literals in integral constant expressions.
3835 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3837 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3838 config/darwin7.h, config/mips/mips.c,
3839 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3842 * cse.c: Update comments.
3844 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3847 * builtins.c (fold_builtin_sqrt): Transform
3848 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3851 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3852 Dorit Naishlos <dorit@il.ibm.com>
3854 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3855 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3856 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3858 * tree.h (vect_set_verbosity_level): New extern function declaration
3860 * tree-vectorizer.h (verbosity_levels): New enum type.
3861 * tree-vectorizer.c (vect_debug_stats): Function removed.
3862 (vect_debug_details): Likewise.
3863 (vect_verbosity_level): Global variable was defined and initialized.
3864 (vect_dump): Global variable definition.
3865 (vect_print_dump_info): New function.
3866 (vect_set_dump_settings): New function.
3867 (vect_set_verbosity_level): New function.
3868 (vectorize_loops): Add call to vect_set_dump_settings.
3870 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3871 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3872 (slpeel_tree_peel_loop_to_edge): Likewise.
3874 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3875 appropriate verbosity level instead of call to vect_debug_details
3876 or vect_debug_stats.
3877 (vect_get_base_and_offset):
3878 (vect_create_addr_base_for_vector_ref):
3879 (get_vectype_for_scalar_type):
3880 (vect_create_data_ref_ptr):
3882 (vect_get_vec_def_for_operand):
3883 (vect_finish_stmt_generation):
3884 (vectorizable_assignment):
3885 (vectorizable_operation):
3886 (vectorizable_store):
3887 (vectorizable_load):
3888 (vect_transform_stmt):
3889 (vect_update_ivs_after_vectorizer):
3890 (vect_do_peeling_for_loop_bound):
3891 (vect_update_inits_of_drs):
3892 (vect_do_peeling_for_alignment):
3893 (vect_transform_loop):
3894 (vect_is_simple_use):
3895 (vect_analyze_operations):
3896 (vect_is_simple_iv_evolution):
3897 (vect_analyze_scalar_cycles):
3898 (vect_analyze_data_ref_dependence):
3899 (vect_analyze_data_ref_dependences):
3900 (vect_compute_data_ref_alignment):
3901 (vect_enhance_data_refs_alignment):
3902 (vect_analyze_data_refs_alignment):
3903 (vect_analyze_data_ref_access):
3904 (vect_analyze_data_ref_accesses):
3905 (vect_analyze_pointer_ref_access):
3906 (vect_get_memtag_and_dr):
3907 (vect_analyze_data_refs):
3908 (vect_mark_relevant):
3909 (vect_stmt_relevant_p):
3910 (vect_mark_stmts_to_be_vectorized):
3911 (vect_can_advance_ivs_p):
3912 (vect_get_loop_niters):
3913 (vect_analyze_loop_form):
3914 (vect_analyze_loop):
3915 (vectorize_loops): Likewise.
3917 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3918 (vect_update_inits_of_drs):
3919 (vect_do_peeling_for_alignment):
3920 (vect_transform_loop):
3921 (vect_analyze_operations):
3922 (vect_analyze_scalar_cycles):
3923 (vect_analyze_data_ref_dependences):
3924 (vect_analyze_data_refs_alignment):
3925 (vect_analyze_data_ref_accesses):
3926 (vect_analyze_data_refs):
3927 (vect_mark_stmts_to_be_vectorized):
3928 (vect_get_loop_niters):
3929 (vect_analyze_loop_form):
3930 (vect_analyze_loop): Likewise.
3931 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3933 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3937 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3938 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3939 either -ffast-math or -funsafe-math-optimizations is in use.
3941 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3942 * config/mips/irix-csr.c: New file.
3943 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3944 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3945 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3948 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3950 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3951 redundant, incorrect definitions.
3953 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3955 ("*tls_indirect_call"): New, reference hard regs directly.
3956 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3958 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3960 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3961 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3963 2005-02-06 Roger Sayle <roger@eyesopen.com>
3965 PR rtl-optimization/19800
3966 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3967 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3970 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3972 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3974 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3977 * doc/invoke.texi: Correct documentation of -freorder-functions.
3979 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3982 * doc/invoke.texi: Don't mention gccbug.
3984 2005-02-06 Roger Sayle <roger@eyesopen.com>
3985 Andrew Pinski <pinskia@physics.uc.edu>
3986 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3988 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3989 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3990 into just (zero_extract:SI FOO (const_int 1) BAR).
3992 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3994 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3995 macro locally. Don't give last revision date. Use GCC version
3996 number from gcc-common.texi.
3997 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3998 revision date. Use GCC version number from gcc-common.texi.
3999 Describe being a library as current state rather than as 3.x
4001 * doc/gcc.texi: Remove last update date.
4002 * doc/gccint.texi: Likewise. Update copyright dates.
4003 * doc/install.texi: Update copyright dates.
4005 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4008 * doc/invoke.texi: Mention for each option included in -Wall that
4009 it is included in -Wall.
4010 * doc/gcc.texi: Update copyright and last modification date.
4012 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4014 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4015 unnecessary cast to original induction variable increments.
4017 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4019 PR tree-optimization/18219
4020 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4021 in distributed form.
4023 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4025 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4026 Set bitpos and offset later in the function. Do nothing if the
4027 target is a register and if the bitfield lies completely outside
4029 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4030 here. Return an uninitialised register if the source value is stored
4031 in a register and the bitfield lies completely outside that register.
4033 2005-02-06 Steven Bosscher <stevenb@suse.de>
4035 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4038 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4040 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4042 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4044 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4045 * config/darwin8.h: New.
4046 * config/darwin7.h: Update comment.
4048 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4049 Dorit Naishlos <dorit@il.ibm.com>
4051 * tree-vectorizer.h (LOC): New type.
4052 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4053 (loop_line_number): New field in struct _loop_vec_info.
4054 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4056 * tree-vectorizer.c (input.h): Included.
4057 (find_loop_location): New function.
4058 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4059 loop line number removed.
4060 (vect_debug_details): Likewise.
4061 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4063 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4064 call to vect_debug_details/stats changed from loop to loop_loc.
4065 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4066 (slpeel_tree_peel_loop_to_edge): Likewise.
4068 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4069 changed from NULL to UNKNOWN_LOC.
4070 (vect_get_base_and_offset):
4071 (vect_create_addr_base_for_vector_ref):
4072 (get_vectype_for_scalar_type):
4073 (vect_create_data_ref_ptr):
4075 (vect_get_vec_def_for_operand):
4076 (vect_finish_stmt_generation):
4077 (vectorizable_assignment):
4078 (vectorizable_operation):
4079 (vectorizable_store):
4080 (vectorizable_load):
4081 (vect_transform_stmt):
4082 (vect_update_ivs_after_vectorizer):
4083 (vect_do_peeling_for_loop_bound):
4084 (vect_do_peeling_for_alignment):
4085 (vect_transform_loop):
4086 (vect_is_simple_use):
4087 (vect_analyze_operations):
4088 (vect_is_simple_iv_evolution):
4089 (vect_analyze_scalar_cycles):
4090 (vect_analyze_data_ref_dependences):
4091 (vect_compute_data_ref_alignment):
4092 (vect_enhance_data_refs_alignment):
4093 (vect_analyze_data_ref_access):
4094 (vect_analyze_data_ref_accesses):
4095 (vect_analyze_pointer_ref_access):
4096 (vect_get_memtag_and_dr):
4097 (vect_analyze_data_refs):
4098 (vect_mark_relevant):
4099 (vect_stmt_relevant_p):
4100 (vect_mark_stmts_to_be_vectorized):
4101 (vect_can_advance_ivs_p):
4102 (vect_get_loop_niters):
4103 (vect_analyze_loop):
4104 (vectorize_loops): Likewise.
4106 (vectorizable_load): Argument in call to vect_debug_details/stats
4107 changed from loop to LOOP_LOC (loop_vinfo).
4108 (vect_transform_loop):
4109 (vect_analyze_operations):
4110 (vect_analyze_scalar_cycles):
4111 (vect_analyze_data_ref_dependence):
4112 (vect_enhance_data_refs_alignment):
4113 (vect_analyze_data_ref_accesses):
4114 (vect_analyze_pointer_ref_access):
4115 (vect_analyze_data_refs):
4116 (vect_analyze_loop): Likewise.
4118 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4119 changed from loop to loop_loc.
4121 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4123 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4124 Dorit Naishlos <dorit@il.ibm.com>
4126 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4128 (vect_analyze_data_ref_dependences): Likewise.
4130 (vect_is_simple_use): Argument changed from loop structure to
4131 loop_vect_info structure.
4132 (vect_can_advance_ivs_p): Likewise.
4133 (vect_create_index_for_vector_ref): Likewise.
4134 (vect_update_ivs_after_vectorizer): Likewise.
4135 (new_stmt_vec_info): Likewise.
4137 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4138 changed from loop to loop_vinfo.
4139 (vect_create_data_ref_ptr): First argument in call to
4140 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4141 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4142 was changed from loop to loop_vinfo.
4143 (vectorizable_operation): Likewise.
4144 (vectorizable_store): Likewise.
4145 (vect_mark_stmts_to_be_vectorized): Likewise.
4146 (vect_do_peeling_for_loop_bound): First argument in call to
4147 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4148 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4149 was changed from loop to loop_vinfo.
4150 (vect_analyze_data_ref_dependences): Third argument in call to
4151 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4153 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4154 (vect_create_data_ref_ptr): Likewise.
4155 (vect_init_vector): Likewise.
4156 (vect_get_vec_def_for_operand): Likewise.
4157 (vectorizable_assignment): Likewise.
4158 (vectorizable_operation): Likewise.
4159 (vectorizable_store): Likewise.
4160 (vectorizable_load): Likewise.
4161 (vect_update_ivs_after_vectorizer): Likewise.
4162 (vect_is_simple_use): Likewise.
4163 (vect_analyze_data_ref_dependence): Likewise.
4164 (vect_analyze_pointer_ref_access): Likewise.
4165 (vect_can_advance_ivs_p): Likewise.
4167 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4168 before _stmt_vec_info.
4169 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4170 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4171 (new_stmt_vec_info): Argument changed from loop structure to
4172 loop_vect_info structure
4174 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4175 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4176 (vect_create_addr_base_for_vector_ref): Likewise.
4177 (vect_analyze_pointer_ref_access): Likewise.
4179 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4182 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4183 phi flag if the phi is abnormal.
4185 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4188 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4189 information for the new statement.
4191 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4194 * gcc.c (main): Include the target in -v output.
4196 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4198 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4199 Do not drop the extend if we'd have to add a paradoxical subreg
4200 later. Include optabs.h and insn-codes.h.
4201 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4203 2005-02-02 Roger Sayle <roger@eyesopen.com>
4206 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4207 * fold-const.c (const_binop): Avoid constant folding floating
4208 point operations in modes that use composite representations.
4209 * simplify-rtx.c (simplify_binary_operation): Likewise.
4211 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4213 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4215 (altivec_dstt): Likewise.
4216 (altivec_dstst): Likewise.
4217 (altivec_dststt): Likewise.
4218 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4221 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4223 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4224 EXPR_LOCUS from orig_cond to the new cond_stmt.
4225 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4228 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4230 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4231 standard_iv_increment_position. Remove call to bsi_next
4232 (no need to bump the iterator anymore).
4233 (vect_create_index_for_vector_ref): Call
4234 standard_iv_increment_position. Remove second function argument.
4235 (vect_finish_stmt_generation): Remove call to bsi_next
4236 (no need to bump the iterator anymore).
4237 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4238 to vect_create_index_for_vector_ref.
4240 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4242 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4243 phis are used out of the loop.
4245 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4248 * c-decl.c (undef_nested_function): New variable.
4249 (pop_scope): Diagnose undefined nested functions.
4250 (finish_function): Don't attempt cgraph processing or genericizing
4251 if current top-level function contained an undefined nested
4252 function. Reset undef_nested_function at the end of a top-level
4255 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4257 * tree.c (build_int_cst_type): Take sign of the value into account
4258 when deciding whether sign extend the value.
4260 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4263 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4264 (cpp_options, cc1_options): Change %{std*&ansi} to
4265 %{std*&ansi&trigraphs}.
4267 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4269 * cse.c: Update comments.
4271 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4273 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4274 arguments go on the stack. Do not put complex doubles in odd/even
4277 2005-02-02 Steven Bosscher <stevenb@suse.de>
4279 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4280 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4281 -ftree-pre, and -fthread-jumps.
4283 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4285 PR tree-optimization/19578
4286 * tree-flow.h (modified_noreturn_calls): Declare.
4287 (noreturn_call_p): Declare.
4288 * tree-flow-inline.h (noreturn_call_p): New function.
4289 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4290 * tree-cfg.c (modified_noreturn_calls): New variable.
4291 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4292 that contain a mid-block noreturn call.
4293 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4295 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4297 * df.c (df_def_record_1, df_uses_record): Don't use
4299 * df.h (DF_FOR_REGALLOC): Remove.
4301 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4304 * c-typeck.c (really_start_incremental_init): Reset
4305 constructor_max_index for arrays of incomplete type.
4307 2005-02-02 Jeff Law <law@redhat.com>
4309 * gcse.c (struct reg_set): Store the block index where the register
4310 was set rather than the setting insn.
4311 (record_one_set, compute_transp): Corresponding changes.
4312 (pre_insert_copy_insn): Do not call replace_one_set.
4313 (replace_one_set): Remove.
4315 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4318 * doc/gcov.texi: Fix typo.
4320 2005-02-01 Richard Henderson <rth@redhat.com
4323 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4324 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4326 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4327 * config/i386/i386-protos.h: Update.
4329 2005-02-01 Steven Bosscher <stevenb@suse.de>
4331 PR tree-optimization/19217
4332 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4333 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4334 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4335 that it is walking a PHI node.
4337 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4339 * doc/extend.texi (Nested Functions): Update.
4341 2005-02-01 Richard Henderson <rth@redhat.com>
4344 * optabs.c (expand_copysign_absneg): Export.
4345 * optabs.h (expand_copysign_absneg): Declare.
4346 * config/rs6000/rs6000.md (copysigntf3): New.
4348 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4350 PR tree-optimization/19633
4351 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4352 * tree-ssa-alias.c (init_alias_info): Initialize.
4353 (merge_pointed_to_info): Set.
4354 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4355 (dump_points_to_info_for): Show value of pt_null.
4356 (struct count_ptr_d): Declare.
4357 (find_ptr_dereference): Remove.
4358 (ptr_is_dereferenced_by): Remove.
4359 (count_ptr_derefs): New local function.
4360 (count_uses_and_derefs): New local function.
4361 (compute_points_to_and_addr_escape): Call it. If the number
4362 of dereferences is greater than zero, mark the pointer as
4363 dereferenced. If there are fewer dereferences than uses of
4364 the pointer, the pointer's value escapes.
4366 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4368 PR tree-optimization/19670
4369 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4371 (verify_use): ... set it here, instead.
4373 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4375 * doc/sourcebuild.texi (Test directives): Fix formatting.
4377 * doc/sourcebuild.texi (Test directives): Describe selector
4380 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4382 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4383 specific 64-bit CPUs.
4385 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4388 * arm.c (arm_eliminable_register): New function.
4389 (adjacent_mem_locations): Don't allow eliminable registers. Use
4390 HOST_WIDE_INT for address offsets.
4391 * arm-protos.h (arm_eliminable_register): Add prototype.
4393 2005-02-01 Steven Bosscher <stevenb@suse.de>
4395 PR optimization/15242
4396 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4397 * basic-block.h (duplicate_computed_gotos): Add prototype.
4398 * bb-reorder.c (duplicate_computed_gotos): New function to
4399 duplicate sufficiently small blocks ending in a computed jump.
4400 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4401 if not optimizing for size.
4402 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4403 never do tail merging for blocks ending in a computed jump.
4404 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4406 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4408 Patch from Richard Sandiford <rsandifo@redhat.com>
4409 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4410 from inheriting a subreg equivalence with a non-spill register.
4412 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4414 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4416 * config/frv/frv.c (movcc_fp_destination_operand): New.
4417 (gpr_or_memory_operand): Fix typo in comment.
4418 (gpr_or_memory_operand_with_scratch): New.
4419 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4420 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4421 movcc_fp_destination_operand.
4422 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4423 Legitimize memory addresses using a scratch register.
4425 2005-01-31 Jeff Law <law@redhat.com>
4427 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4428 bitmap a sparse bitmap instead of a simple bitmap.
4429 (mark_def_sites_initialize_block): Corresponding changes.
4430 (ssa_mark_def_sites_initialize_block): Likewise.
4431 (ssa_mark_phi_uses): Likewise.
4432 (mark_def_site, ssa_mark_def_sites): Likewise.
4433 (mark_def_site_blocks): Likewise.
4434 (rewrite_ssa_into_ssa): Likewise.
4436 * tree-ssa-dom.c (record_cond): Pass correct variable type
4437 for last argument to htab_find_slot_with_hash.
4439 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4440 effects when optimizing 0 % X. Do not try to optimize X % 0.
4442 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4444 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4447 2005-02-01 Eric Christopher <echristo@redhat.com>
4449 * config/mips/mips.c (override_options): Warn if -mint64
4451 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4454 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4456 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4458 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4459 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4460 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4461 (cached_regno): Initialize to INVALID_REGNUM.
4462 (cse_reg_info_table_size,
4463 cse_reg_info_table_first_uninitialized,
4464 cse_reg_info_timestamp): New.
4465 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4467 (init_cse_reg_info, get_cse_reg_info_1): New.
4468 (get_cse_reg_info): Cache the last look-up.
4469 (new_basic_block): Update the code to clear mappings from
4470 registers to cse_reg_info entries.
4471 (cse_main): Call init_cse_reg_info.
4473 * cse.c (get_cse_reg_info): Update a comment.
4475 2005-01-31 Steven Bosscher <stevenb@suse.de>
4478 * c-decl.c (start_decl): Do not warn about arrays of elements with
4479 an incomplete type here.
4480 (grokdeclarator): Do it here by making a pedwarn an error.
4481 * c-typeck.c (push_init_level): If there were previous errors with
4482 the constructor type, do not warn about braces for initializers.
4483 (process_init_element): Likewise for excess initializer elements.
4485 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4487 * cse.c (delete_trivially_dead_insn): Don't iterate.
4489 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4491 * config/rs6000/rs6000.md (copysignsf3): New expand.
4492 (copysigndf3): Likewise.
4494 2005-01-31 Steven Bosscher <stevenb@suse.de>
4496 * recog.c (constrain_operands): Only look for earlyclobber operand
4497 conflicts if an '&' constraint was seen.
4499 2005-01-31 Marc Espie <espie@openbsd.org>
4501 * config.gcc: Don't include embedded systems fragment, switches default
4502 debugging format to ELF.
4503 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4504 longer pick it up there.
4506 2005-01-31 Dale Johannesen <dalej@apple.com>
4508 * doc/extend.texi (nested functions): Fix linkage description.
4509 Clarify that static is not allowed.
4511 2005-01-31 Dale Johannesen <dalej@apple.com>
4513 * config/rs6000/darwin.md (movsf_low_di): Make work.
4514 (movdf_low_di): Make work.
4516 2005-01-31 Dale Johannesen <dalej@apple.com>
4518 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4519 Make work for 64 bit.
4521 2005-01-31 Roger Sayle <roger@eyesopen.com>
4522 Dale Johannesen <dalej@apple.com>
4525 * fold-const.c (fold_binary_op_with_conditional_arg):
4526 Make types match original operands, before STRIP_NOPS.
4528 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4530 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4531 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4532 (struct gcc_sigcontext): Delete. Merge contents to..
4533 (struct gcc_ucontext): ..here.
4534 (get_sigcontext): Delete.
4535 (get_regs): New function, like get_sigcontext but return regs ptr.
4536 64-bit version finds regs from r1 to support vdso.
4537 (ppc_linux_aux_vector): New function.
4538 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4541 2005-01-31 Ira Rosen <irar@il.ibm.com>
4543 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4545 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4546 redundant fold. Fix misalignment for MINUS_EXPR.
4547 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4548 (vect_analyze_pointer_ref_access): Likewise.
4549 (vect_get_memtag_and_dr): Likewise.
4551 2005-01-31 Richard Henderson <rth@redhat.com>
4553 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4554 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4555 absnegdf2_i387, absnegxf2_i387): Likewise.
4557 2005-01-31 Richard Henderson <rth@redhat.com>
4560 * optabs.c (expand_copysign_absneg): New.
4561 (expand_copysign_bit): Split out from ...
4562 (expand_copysign): ... here. Use expand_copysign_absneg.
4564 2005-01-30 Roger Sayle <roger@eyesopen.com>
4567 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4568 constant as the second operand and a register as the third.
4570 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4573 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4574 that dllimport'd functions do not use all call-clobbered registers
4577 2005-01-30 Richard Henderson <rth@redhat.com>
4580 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4581 expand_abs_nojump and generalize. Use operand_subword and
4582 emit_no_conflict_block. Support large modes.
4583 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4585 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4586 negation to subtraction.
4587 (expand_copysign): Check that the format has signed zeros.
4588 Use operand_subword and emit_no_conflict_block. Support large modes.
4590 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4592 Fix PR tree-optimization/19624
4594 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4595 * tree-ssa-pre.c: Add cfgloop.h.
4597 (pre_stats): New member, constified.
4598 (inserted_exprs): New static variable.
4599 (NECESSARY): New macro.
4600 (create_expression_by_pieces): Fold the expression, and
4601 mark it as defaulting to not necessary. Also put in
4603 (fully_constant_expression): New function.
4604 (insert_into_preds_of_block): Modify to not insert phis when we
4605 are playing with induction variables.
4606 Push phis onto the inserted_exprs vector, and mark them as not
4607 necessary by default.
4608 (insert_aux): Call fully_constant_expression on eprime.
4609 If all edges produce the same value, mark it constant.
4610 (mark_operand_necessary): New function.
4611 (remove_dead_inserted_code): New function.
4612 (init_pre): Init loop optimizer to get loop info.
4613 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4614 (execute_pre): Commit edge inserts, then remove dead code.
4616 2005-01-30 Richard Henderson <rth@redhat.com>
4618 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4619 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4621 2005-01-30 Richard Henderson <rth@redhat.com>
4624 * config/i386/i386.c (ix86_expand_copysign): New.
4625 (ix86_split_copysign_const): New.
4626 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4627 rearrange op1/nmask operands.
4628 * config/i386/i386-protos.h: Update.
4629 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4630 (copysigndf3): Likewise.
4631 (copysignsf3_const, copysigndf3_const): New.
4632 (copysignsf3_var): Rename from copysignsf3, split out splitter
4633 and fix split predicate for X constraint.
4634 (copysigndf3_var): Similarly.
4636 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4638 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4639 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4640 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4642 2005-01-29 Richard Henderson <rth@redhat.com>
4645 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4646 of # and * in constraints.
4648 2005-01-29 Richard Henderson <rth@redhat.com>
4651 * expr.c (store_field): Don't strip sub-mode cast when the input
4652 data is even smaller.
4654 2005-01-29 Richard Henderson <rth@redhat.com>
4657 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4660 2005-01-29 Richard Henderson <rth@redhat.com>
4662 * combine.c (make_field_assignment): Fix argument order
4665 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4667 PR tree-optimization/15791
4668 * fold-const.c (extract_array_ref): New function.
4669 (fold): Fold comparisons between &a[i] and &a[j] or
4670 semantically equivalent trees.
4672 2005-01-29 Jeff Law <law@redhat.com>
4674 * gcse.c (insert_expr_in_table): Revamp handling of available
4675 and anticipatable occurrence lists to avoid unnecessary list
4677 (insert_set_in_table): Similarly.
4679 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4681 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4683 (c_build_qualified_type): Build qualified array types with
4684 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4685 * c-decl.c (c_make_fname_decl): Build unqualified array type
4686 before qualified type.
4687 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4688 type is qualified, not just if type itself is. Don't apply
4689 qualifiers to array type when declarator is processed. Apply
4690 qualifiers to field type whether or not it is an array type.
4691 Don't handle array types specially for applying qualifiers to
4693 * c-typeck.c (composite_type): Build unqualified element type and
4694 array type when forming composite of array types.
4695 (common_pointer_type, comptypes, comp_target_types,
4696 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4697 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4699 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4700 (args2) in variables a1 and a2.
4702 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4704 * cse.c (n_elements_made, max_elements_made): Remove.
4705 (insert): Don't touch n_elements_made.
4706 (cse_main): Don't touch n_elements_made or max_elements_made.
4708 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4711 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4712 configuration part of dp-bit.c to be lost.
4714 2005-01-28 Roger Sayle <roger@eyesopen.com>
4716 * expmed.c (expand_mult_highpart_optab): When attempting to use
4717 a non-widening multiplication in a wider mode, the operands need
4718 to be converted (zero or sign extended) to that mode.
4720 2005-01-28 Ian Lance Taylor <ian@airs.com>
4724 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4725 through if both operands fall through.
4727 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4729 * cse.c (fold_rtx) <PC>: Don't optimize.
4731 2005-01-28 Jeff Law <law@redhat.com>
4733 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4734 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4736 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4738 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4739 cse_reg_info_used_list_end): Remove.
4740 (cse_reg_info_list, cse_reg_info_list_free): New.
4741 (get_cse_reg_info): When allocating an instance of
4742 cse_reg_info, add it to the beginning of the cse_reg_info_list
4743 list. Remove code to maintain cse_reg_info_used_list.
4744 (new_basic_block): Reset the free list to the beginning of
4747 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4749 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4750 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4751 (frv_expand_mdpackh_builtin): New function.
4752 (frv_expand_builtin): Use it to expand __MDPACKH.
4753 * doc/extend.texi (__MDPACKH): Update documentation.
4755 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4757 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4758 SSE_FLOAT_MODE_P for use_sse computation.
4760 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4763 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4765 2005-01-27 Richard Henderson <rth@redhat.com>
4767 * builtins.c (expand_builtin_copysign): New.
4768 (expand_builtin): Call it.
4769 * genopinit.c (optabs): Add copysign_optab.
4770 * optabs.c (init_optabs): Initialize it.
4771 (expand_copysign): New.
4772 * optabs.h (OTI_copysign, copysign_optab): New.
4773 (expand_copysign): Declare.
4775 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4776 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4778 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4779 (ix86_expand_fp_absneg_operator): ... here.
4780 (ix86_split_copysign): New.
4781 * config/i386/i386-protos.h: Update.
4782 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4783 (copysignsf3, copysigndf3): New.
4785 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4786 (copysignsf3, ncopysignsf3): New.
4787 (copysigndf3, ncopysigndf3): New.
4788 (copysignxf3, ncopysignxf3): New.
4789 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4791 2005-01-27 Arend Bayer <arend.bayer@web.de>
4792 Kazu Hirata <kazu@cs.umass.edu>
4794 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4795 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4796 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4799 2005-01-27 Jeff Law <law@redhat.com>
4801 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4802 definitions of SSA_NAMEs which are not being rewritten.
4803 (rewrite_ssa_into_ssa): Only initialize the current definition
4804 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4805 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4806 SSA_NAMEs before returning.
4808 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4810 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4811 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4812 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4813 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4814 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4816 2005-01-27 Steven Bosscher <stevenb@suse.de>
4819 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4820 higher to -O2 and higher. Likewise for tree PRE.
4821 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4824 2005-01-27 Ian Lance Taylor <ian@airs.com>
4827 * gimple-low.c (try_catch_may_fallthru): New static function.
4828 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4829 * tree-inline.c (expand_call_inline): Don't warn about reaching
4830 the end of a non-void function being inlined if the function uses
4833 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4835 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4838 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4839 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4840 (implicitly_declare): Handle error_mark_node.
4842 2005-01-27 Richard Henderson <rth@redhat.com>
4845 * tree.h (struct tree_decl): Add debug_expr_is_from.
4846 (DECL_DEBUG_EXPR_IS_FROM): New.
4847 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4848 * dwarf2out.c (dwarf2out_var_location): Update to match.
4849 * tree-outof-ssa.c (create_temp): Likewise.
4850 * var-tracking.c (track_expr_p): Likewise.
4851 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4852 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4853 * toplev.c (default_tree_printer): Likewise.
4855 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4857 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4858 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4860 2005-01-27 Steven Bosscher <stevenb@suse.de>
4862 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4863 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4864 ASM_CLOBBERS): Add tree checks.
4866 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4867 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4868 * c-common.def (SWITCH_STMT): Update to match.
4869 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4870 macros instead of SWITCH_EXPR ones.
4871 * c-dump.c (c_dump_tree): Likewise.
4872 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4873 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4875 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4877 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4879 * unwind-dw2.c (execute_stack_op): Add missing cases for
4880 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4882 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4884 * config.gcc (Obsolete configurations): Remove 'dummy', add
4885 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4888 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4890 PR tree-optimization/19633
4891 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4893 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4894 are no call-clobbered variables.
4895 * tree-outof-ssa.c (check_replaceable): Return false for calls
4898 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4900 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4901 even for variables with NULL DECL_INITIAL.
4903 2005-01-26 Stuart Hastings <stuart@apple.com>
4905 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4907 2005-01-26 Richard Henderson <rth@redhat.com>
4910 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4912 * expr.c (store_field): Strip conversions to odd-bit-sized types
4913 if the destination field width matches.
4915 2005-01-26 Richard Henderson <rth@redhat.com>
4917 * c-decl.c, expmed.c, expr.c: Revert last change.
4919 2005-01-26 Richard Henderson <rth@redhat.com>
4922 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4924 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4925 if we don't need the bits above those present in the current mode.
4926 * expr.c (store_field): Strip conversions to odd-bit-sized types
4927 if the destination field width matches.
4929 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4931 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4932 either -ffast-math or -funsafe-math-optimizations is in use.
4934 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4938 * config/avr/avr.c (notice_update_cc): Only set condition code for
4939 ashrqi3 if shift count > 0.
4940 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4941 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4942 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4943 count <= 0 as a no-op, and shift count >= width by copying zero
4944 or sign bit to all bits of the result.
4945 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4946 count, with attribute "length" set to 0 and "cc" set to "none".
4948 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4950 * doc/invoke.texi: Document -mTLS.
4952 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4953 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4954 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4955 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4956 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4957 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4958 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4959 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4961 * configure.ac: Check for a TLS capable gas.
4963 * configure: Regenerate.
4965 2005-01-26 Richard Henderson <rth@redhat.com>
4968 * combine.c (make_field_assignment): Simplify store to zero_extract
4969 from a source with an overlapping mask.
4971 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4973 2004-11-11 Eric Christopher <echristo@redhat.com>
4975 * config/frv/frv.md: Add fr400_integer automaton. Don't
4976 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4979 2005-01-26 Steven Bosscher <stevenb@suse.de>
4982 * cfgbuild.c (make_edges): Do not clear or set
4983 current_function_has_computed_jump.
4984 * function.h (struct function): Remove the has_computed_jump field.
4985 (current_function_has_computed_jump): Do not define.
4986 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4987 in a computed jump. Ignore current_function_has_computed_jump.
4989 2005-01-26 Richard Henderson <rth@redhat.com>
4992 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4993 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4995 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4996 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4997 objects into static storage if they have more than one non-zero value.
4998 * tree.h (categorize_ctor_elements): Update decl.
5000 2005-01-26 Steven Bosscher <stevenb@suse.de>
5003 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5004 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5005 to this function from 2004-07-10.
5006 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5007 the current function for tail call optimizations if the address
5008 of one of it its arguments is taken.
5010 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5012 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5014 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5016 * function.c (expand_function_end): If current_function_calls_alloca,
5017 emit stack restore in a place that is reached when the function falls
5020 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5022 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5023 rule to avoid matching inappropriate suffix rule.
5025 2005-01-26 Jan Hubicka <jh@suse.cz>
5027 PR tree-optimization/19241
5028 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5030 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5032 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5033 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5035 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5036 <sim*>: Always use crt1.o, regardless of N in simN.
5037 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5038 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5039 (CRT_CALL_STATIC_FUNCTION): Remove.
5040 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5041 use crt1.o, regardless of N in simN.
5042 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5043 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5044 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5045 case isystem setting.
5046 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5048 2005-01-25 Ian Lance Taylor <ian@airs.com>
5050 * gimple-low.c (block_may_fallthru): Correct handling of
5051 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5053 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5055 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5056 handlers to match indentation; nested under the mtune=* handler.
5057 Similar for mcpu= and march=.
5059 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5061 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5062 * config/mips/linux64.h (LIB_SPEC): Likewise.
5063 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5064 * config/sh/linux.h (LIB_SPEC): Likewise.
5066 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5068 * config/frv/frv.c (frv_legitimize_tls_address): New.
5069 (TARGET_HAVE_TLS): Define.
5070 (FRV_SYMBOL_REF_TLS_P): Define.
5071 (frv_override_options): Handle new register classes.
5072 (frv_legitimate_address_p): Reject tls addresses.
5073 (frv_legitimize_address): Handle TLS addresses.
5074 (gen_inlined_tls_plt): New.
5076 (frv_legitimize_tls_address): New.
5077 (unspec_got_name): Add TLS entries.
5078 (got12_operand): Add R_FRV_TLSMOFF12 case.
5079 (frv_emit_move): Fixup TLS addresses.
5080 (frv_emit_movsi): Legitimize TLS addresses.
5082 * config/frv/frv.h (MASK_BIG_TLS): New.
5083 (TARGET_BIG_TLS): New.
5084 (HAVE_AS_TLS): Define.
5085 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5086 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5087 (REG_CLASS_NAMES): Same.
5088 (REG_CLASS_CONTENTS): Same.
5089 (CONSTRAINT_LEN): New.
5090 (REG_CLASS_FROM_CONSTRAINT): New.
5091 (PREDICATE_CODES): Add symbolic_operand.
5093 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5094 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5095 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5096 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5097 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5098 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5099 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5100 GR9_REG, GR14_REG, LRREG.
5101 (type): Add load_or_call attribute.
5102 ("load_or_call"): New reservation.
5103 ("call_gettlsoff"): New.
5104 ("tls_indirect_call"): New.
5105 ("tls_load_gottlsoff12"): New.
5106 ("tlsoff_hilo"): New.
5107 ("tls_tlsdesc_ldd"): New.
5108 ("tls_tlsoff_ld"): New.
5111 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5113 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5115 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5116 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5117 * config/frv/frv.c (TLS_BIAS): Define.
5118 (frv_output_dwarf_dtprel): New.
5120 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5122 PR rtl-optimization/19579
5123 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5124 both A and B, see if they don't clobber registers the other expr uses.
5126 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5128 * real.c (do_add): Initialize signalling and canonical members.
5130 * real.c (real_from_integer): Zero out destination.
5132 2005-01-18 Jan Hubicka <jh@suse.cz>
5134 PR tree-optimize/19337
5135 * tree-inline.c (initialize_inlined_parameters): Copy
5136 saved_static_chain_decl only.
5138 2005-01-25 Richard Henderson <rth@redhat.com>
5142 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5143 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5144 80387 enabled, to return a proper subclass. Return the subset that
5145 overlaps with GENERAL_REGS for PLUS.
5146 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5148 2005-01-25 Richard Henderson <rth@redhat.com>
5151 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5153 2005-01-25 Roger Sayle <roger@eyesopen.com>
5155 * expmed.c (choose_multiplier): Change interface to return the
5156 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5157 (expand_divmod): Update calls to choose_multiplier.
5159 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5162 * expmed.c (extract_bit_field): Use adjust_address instead of
5163 gen_lowpart when op0 is a MEM.
5165 2005-01-24 Steven Bosscher <stevenb@suse.de>
5167 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5169 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5171 * config/mips/irix-csr.c: New file.
5172 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5173 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5174 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5177 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5180 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5181 sparc/elf.h, add sparc/sp-elf.h.
5182 (sparc-*-rtems*): Likewise.
5183 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5184 tm-dwarf2.h, add sparc/sp-elf.h.
5185 (sparc86x-*-elf): Likewise.
5186 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5187 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5188 TARGET_OS_CPP_BUILTINS.
5189 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5190 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5192 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5193 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5194 (SWITCH_TAKES_ARG): Likewise.
5195 (LOCAL_LABEL_PREFIX): Likewise.
5196 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5197 (TARGET_N_FORMAT_TYPES): Delete.
5198 (TARGET_FORMAT_TYPES): Likewise.
5199 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5200 * config/sparc/elf.h: Delete.
5201 * config/sparc/sp-elf.h: New file.
5203 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5205 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5206 * tree-flow.h: Remove the corresponding prototype.
5207 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5208 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5210 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5213 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5214 for AIX ABI or ELF -fPIC.
5215 (rs6000_emit_load_toc_table): Don't create toc_section here.
5216 (rs6000_xcoff_file_start): Nor here.
5218 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5220 * sh.c (ra.h): Don't #include.
5221 (hard_regs_intersect_p): New function, resurrected from ra.c.
5223 * sh.c: Fix 1996 Copyright.
5225 2005-01-24 Richard Henderson <rth@redhat.com>
5226 Aldy Hernandez <aldyh@redhat.com>
5228 * regrename.c (note_sets): Handle subregs.
5230 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5233 * genconditions.c (write_header, write_conditions): Elide file if
5236 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5238 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5239 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5242 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5244 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5245 expand_builtin_printf, expand_builtin_fprintf,
5246 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5247 checking against POINTER_TYPE.
5248 (validate_arglist): Handle POINTER_TYPE code by checking
5251 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5253 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5255 (for_each_rtx): Call for_each_rtx_1.
5256 * rtl.h (init_rtlanal): Declare.
5257 * toplev.c (backend_init): Call init_rtlanal.
5259 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5261 * flow.c (propagate_one_insn): Formatting.
5264 * flow.c (libcall_dead_p): Be more conservative if unsure.
5265 If there are any instructions between insn and call, see if they are
5266 all dead before saying the libcall is dead.
5268 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5270 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5271 operand constraint for operand 0.
5273 2005-01-23 Richard Henderson <rth@redhat.com>
5276 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5277 edges leading to join block.
5279 2005-01-23 Roger Sayle <roger@eyesopen.com>
5281 * expmed.c (expand_mult_highpart): Make static. Change type of
5282 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5283 (expand_divmod): Updates calls to expand_mult_highpart by using
5284 gen_int_mode to pass a CONST_INT rtx.
5285 * rtl.h (expand_mult_highpart): Remove prototype.
5287 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5289 * flow.c (regset_bytes, regset_size): Remove.
5291 * cfganal.c: Fix a reference to Harvey's paper.
5293 2005-01-23 Steven Bosscher <stevenb@suse.de>
5295 PR rtl-optimization/19464
5296 * tree-optimize.c (init_tree_optimization_passes): Add one more
5297 copyrename pass just before out-of-ssa.
5299 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5302 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5303 * ggc-none.c (ggc_free): Define.
5305 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5307 * cse.c (max_reg, max_insn_uid): Remove.
5308 (cse_main): Don't access max_reg or max_insn_uid.
5310 * c-common.c (explicit_flag_signed_bitfields,
5311 lang_statement_code_p, lang_expand_function_end): Remove.
5312 * c-common.h: Remove the corresponding declarations.
5313 * c-opts.c (c_common_handle_option): Remove all write access
5314 to explicit_flag_signed_bitfields.
5316 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5317 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5318 * cgraph.h: Remove the corresponding declaration.
5320 * gcse.c (null_pointer_info): Remove.
5322 2005-01-23 Roger Sayle <roger@eyesopen.com>
5323 Eric Botcazou <ebotcazou@libertysurf.fr>
5325 * combine.c (simplify_logical): Only simplify logical expressions
5326 of the form ior(and(x,y),z) by the inverse distributive law if the
5327 result is cheaper than the original.
5329 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5331 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5332 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5333 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5334 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5335 config/freebsd-spec.h, config/arm/arm.h,
5336 config/h8300/h8300.md, config/i386/i386.md,
5337 config/i386/predicates.md, config/i386/sse.md,
5338 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5339 config/vax/vax.md: Fix comment typos. Follow spelling
5342 2005-01-23 Steven Bosscher <stevenb@suse.de>
5344 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5345 tests, instead of `less than'.
5347 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5349 * function.c (assign_parm_setup_block): When creating a new stack slot
5350 for a parameter, get its alignment from the parameter's DECL_ALIGN
5351 rather than the type's TYPE_ALIGN. Make sure that the parameter
5352 is at least word aligned.
5354 2005-01-22 Roger Sayle <roger@eyesopen.com>
5357 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5359 2005-01-22 Richard Henderson <rth@redhat.com>
5362 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5363 in both compare operands.
5364 (movdfcc_1_sse_max): Likewise.
5365 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5366 (movdfcc_1_sse): Likewise.
5367 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5368 scratch register as needed.
5370 2005-01-22 Richard Henderson <rth@redhat.com>
5372 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5374 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5376 2005-01-22 Richard Henderson <rth@redhat.com>
5378 * genopinit.c (optabs): Use smin/smax for floating point too.
5379 * doc/md.texi: Update to match. Clarify that floating point
5380 results are undefined for +0/-0 and NaN.
5381 * doc/rtl.texi: Likewise.
5382 * rtl.def (SMIN, SMAX): Likewise
5383 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5385 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5386 leading 's' to the name.
5387 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5388 smaxxf3, sminxf3): Likewise.
5389 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5392 2005-01-22 Paul Brook <paul@codesourcery.com>
5394 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5396 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5398 * config/s390/s390.c (struct processor_costs): New fields
5399 dlgr, dlr, dr, dsgfr, dsgr.
5400 (z900_cost, z990_cost): Values for new fields.
5401 (s390_rtx_costs): New cases MEM und COMPARE in switch
5402 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5403 DIV, MOD, UDIV, UMOD.
5405 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5407 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5408 into the register being decremented.
5409 ("doloop_si31", "doloop_di"): Likewise.
5410 ("*doloop_si_long"): Adapt pattern.
5412 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5414 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5416 (CLASS_MAX_NREGS): Likewise.
5418 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5420 * doc/tree-ssa.texi (Statement Operands): Add example for new
5421 must-def macro. Note deprecation of old operands interface.
5423 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5425 PR tree-optimization/19484
5426 * tree-cfg.c (remove_fallthru_edge): New function.
5427 (cleanup_control_flow): Remove fallthru edges from calls that are
5428 now known not to return.
5430 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5432 Fix PR tree-optimization/19038
5433 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5434 copies with loop variant ones.
5436 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5438 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5439 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5440 config/alpha/alpha.md, config/alpha/predicates.md,
5441 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5442 config/sparc/sol2.h: Update copyright.
5444 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5445 first label to see if it is a nonlocal label.
5447 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5448 Andrew Pinski <pinskia@physics.uc.edu>
5451 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5452 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5454 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5456 * config/rs6000/rtems.h: Update copyright.
5458 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5461 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5462 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5463 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5465 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5468 * c-typeck.c (convert_arguments): Check for error_mark_node.
5470 2005-01-21 Ian Lance Taylor <ian@airs.com>
5472 PR tree-optimization/13000
5473 * tree-inline.c: Include "tree-flow.h".
5474 (expand_call_inline): If warn_return_type, warn if non-void inline
5475 function falls through.
5476 * tree-cfg.c (execute_warn_function_return): Don't warn about
5477 control reaching end if TREE_NO_WARNING is set. Set
5479 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5481 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5482 branch if we don't need one.
5483 * c-typeck.c: Include "tree-flow.h"
5484 (c_finish_bc_stmt): Don't add a goto if the current statement
5485 list doesn't fall through to the current point.
5487 2005-01-21 Roger Sayle <roger@eyesopen.com>
5489 PR rtl-optimization/576
5490 * real.c (real_arithmetic): Change return type from void to bool
5491 to return an indication that the result may be inexact.
5492 * real.h (real_arithmeric): Update prototype.
5493 * fold-const.c (const_binop): Don't constant fold floating
5494 point expressions when the user specifies -frounding-math and
5495 the result may depend upon the run-time rounding mode.
5496 (fold_convert_const_real_from_real): Clean-up.
5497 (fold_initializer): Ignore flag_rounding_math for initializers.
5498 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5499 constant fold FP operations with flag_rounding_math if the
5500 result may depend upon the run-time rounding mode.
5502 2005-01-21 Tom Tromey <tromey@redhat.com>
5504 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5506 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5508 * tree-cfg.c: Fix comment typos.
5510 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5512 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5513 around the call to rest_of_handle_branch_target_load_optimize.
5515 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5517 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5518 (sparc64-*-openbsd*): Likewise.
5519 (sparclite-*-elf*): Include tm-dwarf2.h.
5520 (sparc86x-*-elf*): Likewise.
5521 (sparc64-*-elf*): Likewise.
5522 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5523 (DBX_DEBUGGING_INFO): Likewise.
5524 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5525 (PREFERRED_DEBUGGING_TYPE): Likewise.
5526 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5527 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5528 (PREFERRED_DEBUGGING_TYPE): Likewise.
5529 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5530 (PREFERRED_DEBUGGING_TYPE): Likewise.
5531 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5533 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5536 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5538 2005-01-20 Paul Brook <paul@codesourcery.com>
5540 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5542 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5544 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5545 label is first in a sequence of labels.
5547 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5549 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5550 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5552 * doc/sourcebuild.texi (Test Directives): New.
5554 2005-01-20 Roger Sayle <roger@eyesopen.com>
5556 * real.c (real_floor): Don't leave the result uninitialized when
5557 mode is VOIDMode, but return the unrounded intermediate value.
5558 (real_ceil): Likewise.
5560 2005-01-20 Paul Brook <paul@codesourcery.com>
5562 * config/arm/arm.md (insv): Use gen_int_mode.
5564 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5566 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5567 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5568 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5569 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5570 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5572 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5575 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5576 fbreg, so we have to assume we can't.
5577 (loc_descriptor_from_tree_1): Ditto.
5578 (containing_function_has_frame_base): New function.
5579 (add_location_or_const_value_attribute): Use it.
5580 Also try to generate a frame_base from a single element location
5583 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5585 PR tree-optimization/15349
5586 * timevar.def (TV_TREE_MERGE_PHI): New.
5587 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5589 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5590 calls to tree_forwarder_block_p.
5591 (remove_forwarder_block_with_phi, merge_phi_nodes,
5592 gate_merge_phi, pass_merge_phi): New.
5593 * tree-optimize.c (init_tree_optimization_passes): Add
5595 * tree-pass.h: Add an extern for pass_merge_phi;
5597 2005-01-20 Richard Henderson <rth@redhat.com>
5600 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5601 (_mm_castps_pd, _mm_castps_si128): New.
5602 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5604 2005-01-20 Richard Henderson <rth@redhat.com>
5607 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5608 __builtin_ia32_vec_init_v2si.
5609 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5610 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5611 (ix86_init_mmx_sse_builtins): Create it.
5612 (ix86_expand_builtin): Expand it.
5613 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5614 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5615 (vec_extractv2si_0, vec_extractv2si_1): New.
5617 2005-01-20 Richard Henderson <rth@redhat.com>
5620 * config/i386/i386.c (ix86_expand_push): New.
5621 * config/i386/mmx.md (push<MMXMODE>1): New.
5622 * config/i386/sse.md (push<SSEMODE>1): New.
5623 * config/i386/i386-protos.h: Update.
5625 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5627 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5630 2005-01-20 Richard Henderson <rth@redhat.com>
5632 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5633 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5635 2005-01-19 Richard Henderson <rth@redhat.com>
5638 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5639 to V4SFmode in SSE1 fallback load path.
5641 2005-01-19 Richard Henderson <rth@redhat.com>
5643 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5644 in QImode expansion to ix86_expand_vector_set.
5645 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5647 2005-01-19 Richard Henderson <rth@redhat.com>
5650 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5651 subclass of the input class.
5652 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5653 Always true for cross-SSE1 classes. Rationalize conditionals.
5654 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5655 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5656 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5657 (movdi_2): Add MMX/SSE zeros.
5658 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5659 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5660 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5661 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5662 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5663 (zero_extendsidi2_rex64_1): Remove.
5664 (MOV0 peephole): Check GENERAL_REG_P.
5666 2005-01-19 Richard Henderson <rth@redhat.com>
5669 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5671 (ix86_expand_vector_extract): Likewise.
5673 2005-01-19 Richard Henderson <rth@redhat.com>
5676 * expr.c (emit_move_change_mode): New argument force; use
5677 simplify_gen_subreg if true.
5678 (emit_move_via_alt_mode): Merge into ...
5679 (emit_move_via_integer): ... here.
5680 (emit_move_ccmode): Use emit_move_change_mode directly.
5682 2005-01-19 Richard Henderson <rth@redhat.com>
5685 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5686 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5687 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5689 (alpha_emit_set_const): Likewise. Make static.
5690 (alpha_emit_set_long_const): Make static.
5691 (alpha_extract_integer): Split out from alpha_expand_mov.
5692 (alpha_split_const_mov): Likewise.
5693 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5694 (alpha_legitimate_constant_p): New.
5695 * config/alpha/alpha-protos.h: Update.
5696 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5697 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5698 * config/alpha/alpha.md (movsi): Add n alternative.
5699 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5700 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5701 (splitters for all of the above): Use alpha_split_const_mov.
5702 * config/alpha/predicates.md (non_add_const_operand): New.
5703 (non_zero_const_operand): New.
5704 (input_operand): Use alpha_legitimate_constant_p after reload.
5706 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5708 PR tree-optimization/19038
5709 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5710 (add_candidate): Add ivs with increment in latch only if
5711 allow_ip_end_pos_p is true.
5712 (determine_iv_cost): Use empty_block_p.
5714 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5716 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5717 (compute_dominance_frontiers): Ditto.
5719 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5722 * config/sh/t-rtems: New.
5723 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5725 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5727 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5728 the offset of the selected field.
5730 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5732 * tree-cfg.c (remove_forwarder_block): Fix the check to
5733 prevent a nonlocal label from appearing in the middle of a
5736 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5738 PR rtl-optimization/19462
5739 * reorg.c (find_end_label): Create return insn only if
5740 current_function_epilogue_delay_list is empty.
5742 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5744 * doc/passes.texi: Remove paragraph mentioning new-ra.
5746 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5748 PR rtl-optimization/15139
5749 * combine.c: Include params.h.
5750 (count_rtxs): New function.
5751 (record_value_for_reg): If replace_rtx would replace at least
5752 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5753 (clobber (const_int 0)) instead of TEM.
5754 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5755 * params.h (MAX_LAST_VALUE_RTL): New.
5756 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5757 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5760 * c-typeck.c (digest_init): Only call build_vector if all constructor
5761 elements are *_CST nodes.
5762 * gimplify.c (gimplify_init_constructor): Likewise.
5765 * c-typeck.c (digest_init): Only call build_vector if inside_init
5768 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5770 * toplev.c (init_asm_output): Remove dead #ifdef.
5772 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5774 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5776 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5778 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5779 accessing DECL_FUNCTION_CODE.
5780 * dojump.c (do_jump): Likewise.
5781 * gimplify.c (gimplify_call_expr): Likewise.
5782 * predict.c (expr_expected_value): Likewise.
5783 (strip_builtin_expect): Likewise.
5784 * tree-inline.c (estimate_num_insns_1): Likewise.
5785 * tree-ssa-loop-im.c (stmt_cost): Likewise
5786 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5787 (tree_expr_nonnegative_p): Likewise.
5789 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5791 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5792 variant of the load_pcrel_sym pattern.
5793 * config/sparc/sparc.md (P macro): Move to the top.
5794 (load_pcrel_sym): Macroize using P.
5795 (save_register_window): Likewise.
5797 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5799 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5802 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5805 * c-typeck.c (build_asm_expr): Strip nops off
5806 input memory operands.
5808 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5810 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5811 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5812 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5813 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5815 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5818 * config/i386/i386.c (override_options): If the 80387 is disabled,
5819 then do not return FP values using FP registers.
5821 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5823 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5824 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5825 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5826 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5827 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5828 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5829 output.h, postreload-gcse.c, postreload.c, recog.c,
5830 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5831 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5832 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5833 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5834 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5835 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5836 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5837 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5839 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5840 config/alpha/alpha.c, config/arm/vfp.md,
5841 config/i386/emmintrin.h, config/i386/i386-modes.def,
5842 config/i386/i386-protos.h, config/i386/i386.h,
5843 config/i386/pmmintrin.h, config/i386/ppro.md,
5844 config/i386/predicates.md, config/i386/xmmintrin.h,
5845 config/i860/i860.c, config/ia64/ia64-modes.def,
5846 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5847 config/ia64/ia64.md, config/ia64/itanium1.md,
5848 config/ia64/itanium2.md, config/ia64/predicates.md,
5849 config/iq2000/iq2000.h, config/mips/linux64.h,
5850 config/rs6000/aix41.h, config/rs6000/aix43.h,
5851 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5852 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5853 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5854 config/sparc/linux64.h, config/sparc/litecoff.h,
5855 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5856 config/sparc/sparc.h, config/sparc/sparc.md,
5857 config/sparc/sysv4-only.h: Update copyright.
5859 2005-01-18 Richard Henderson <rth@redhat.com>
5862 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5864 2005-01-18 Marc Espie <espie@openbsd.org>
5865 * config/i386/openbsdelf.h: Typo.
5867 2005-01-18 Richard Henderson <rth@redhat.com>
5869 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5870 special case for sse.
5871 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5873 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5875 * tree-inline.c (estimate_num_insns_1): Added cases for
5876 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5878 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5880 PR rtl-optimization/19296
5881 * combine.c (simplify_comparison): Rewrite the condition under
5882 which a non-paradoxical SUBREG of a PLUS can be lifted when
5883 compared against a constant.
5885 2005-01-18 Andi Kleen <ak@muc.de>
5887 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5888 * c.opt (-Wpointer-sign): Add.
5889 * doc/invoke.texi: (-Wpointer-sign): Add.
5891 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5893 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5894 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5895 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5896 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5897 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5898 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5899 for TARGET_MIX_SSE_I387.
5900 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5901 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5902 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5903 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5904 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5905 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5906 TARGET_MIX_SSE_I387.
5907 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5910 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5913 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5914 Add movaps alternative for xmm reg->reg move.
5916 2005-01-17 Jeff Law <law@redhat.com>
5918 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5919 at the end of the main DOM loop rather than just before DOM exits.
5921 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5923 PR tree-optimization/19121
5924 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5925 adding aliases to a name tag, also add them to the pointer's
5927 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5928 sensitive alias info at all. Only check that the two pointers
5929 have compatible pointed-to sets.
5930 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5931 a pointer's type tag is a superset of the alias set of the
5934 2005-01-17 James E Wilson <wilson@specifixinc.com>
5937 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5938 comment to document why.
5940 2005-01-17 Richard Henderson <rth@redhat.com>
5942 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5943 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5944 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5945 sse2_vmsminv2df3_finite): New.
5946 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5947 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5948 Force op1 into register.
5950 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5952 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5953 bubblestrap from always rebuilding build directory.
5955 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5957 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5958 ("*cmpmem_short"): Likewise.
5960 2005-01-17 Steven Bosscher <stevenb@suse.de>
5962 * basic-block.h: Document BB_* flags.
5963 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5964 use an sbitmap instead.
5965 * sched-rgn.c (compute_trg_info): Likewise.
5967 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5969 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5970 redundant target_cpu_default and extra_parts lines. Use the default
5972 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5973 (SUBTARGET_EXTRA_SPECS): Delete.
5974 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5975 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5976 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5977 and "n32" for -mabi=n32.
5979 2005-01-17 Ian Lance Taylor <ian@airs.com>
5982 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5983 fold constant variables into initial values.
5985 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5987 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5989 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5990 through the statements backward.
5992 2005-01-17 Ian Lance Taylor <ian@airs.com>
5994 PR middle-end/13127:
5995 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5996 a variable set to the return value of the inlined function.
5998 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6000 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6001 when modes are tieable.
6003 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6005 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6006 of pthread_create to find out if threads are enabled.
6007 * gthr-posix95.h (__gthread_active_p): Likewise.
6009 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6011 * common.opt (-fnew-ra): Remove.
6013 * toplev.h (flag_new_regalloc): Remove.
6014 * Makefile.in (ra*.*): Don't mention.
6015 * passes.c (rest_of_handle_new_regalloc): Remove.
6016 (rest_of_handle_combine, rest_of_compilation): Always consider
6017 flag_new_regalloc as false.
6018 * doc/invoke.texi: Don't document -fnew-ra.
6020 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6022 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6023 last parameter to reg_scan.
6024 * loop.c (loop_optimize): Likewise.
6025 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6026 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6027 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6028 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6029 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6030 * regclass.c (reg_scan): Likewise, for the declaration.
6031 * rtl.h (reg_scan): Likewise, for the prototype.
6033 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6035 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6036 mark_dfs_back_edges.
6038 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6040 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6041 (compute_avail): Uses don't go in tmp_gen.
6043 2005-01-16 Steven Bosscher <stevenb@suse.de>
6045 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6046 loop to look for a free slot in a page entry.
6048 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6051 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6052 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6053 just before targetm.asm_out.file_end.
6054 * tree.h (process_pending_assemble_output_defs): Declare.
6055 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6057 (assemble_alias): Defer generation of assembly code for defines when
6058 TARGET_DEFERRED_OUTPUT_DEFS is true.
6059 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6060 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6061 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6063 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6066 * pa.c (pa_scalar_mode_supported_p): New function.
6067 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6068 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6070 * pa-protos.h (prefetch_operand): Delete.
6071 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6072 * pa.c (prefetch_operand): Delete.
6073 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6074 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6075 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6076 and prefetch_nocc_operand.
6077 * pa.md (prefetch): Rework to avoid reload problems handling short
6078 displacements when a cache control completer needs to be provided.
6079 (prefetch_32, prefetch_64): Delete.
6080 (prefetch_cc, prefetch_nocc): New patterns.
6082 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6084 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6086 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6089 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6090 exceeds maximum alignment for global common data.
6091 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6092 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6094 2004-01-15 Roger Sayle <roger@eyesopen.com>
6096 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6098 2004-01-15 Roger Sayle <roger@eyesopen.com>
6100 * harg-reg-set.h (reg_class_names): Prototype global array.
6101 * regclass.c (reg_class_names): Declare here and initialize to
6103 (dump_regclass): Remove local declaration of reg_class_names.
6104 (regclass): Likewise.
6105 * cfg.c (dump_flow_info): Likewise.
6106 * ra-debug.c (reg_class_names): Likewise.
6107 * regrename.c (reg_class_names): Likewise.
6108 * reload.c (reg_class_names): Likewise.
6109 * reload1.c (spill_failure): Likewise.
6110 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6112 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6114 * config/s390/s390.md ("reload_outti"): Remove predicate for
6115 output operand. Abort if operand is not a MEM.
6116 ("reload_outdi", "reload_outdf"): Likewise.
6118 2005-01-15 Marc Espie <espie@openbsd.org>
6120 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6121 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6122 * config/openbsd.h: Fix C++ includes for native configurations.
6123 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6124 Add trampoline support.
6125 * config/i386/openbsdelf.h: New.
6127 2005-01-15 Marc Espie <espie@openbsd.org>
6129 * collect2.c (main): Explicitly parse -dynamic-linker option.
6131 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6133 PR tree-optimization/19060
6134 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6135 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6136 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6137 and handle extract_range_from_cond returning false.
6138 * fold-const.c (fold): Optimize comparisons with min/max even for
6139 width > HOST_BITS_PER_WIDE_INT.
6141 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6143 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6144 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6145 Remove little endian multilib variants.
6146 Add mips32 multilib variant.
6148 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6150 * explow.c (copy_all_reg, stabilize): Remove.
6151 * expr.h: Remove the corresponding prototypes.
6153 * rtlanal.c (regs_set_between_p): Remove.
6154 * rtl.h: Remove the corresponding prototype.
6156 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6158 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6159 to rs6000_nonimmediate_operand.
6160 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6161 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6162 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6163 rs6000_nonimmediate_operand.
6164 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6165 rs6000_nonimmediate_operand.
6167 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6169 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6171 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6173 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6175 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6176 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6178 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6179 (rs6k_nonimmediate_operand): New.
6180 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6182 (legitimate_lo_sum_address_p): Same.
6183 (rs6000_legitimize_address): Same.
6184 (rs6000_legitimize_reload_address): Same.
6185 (rs6000_legitimate_address): Same.
6186 (spe_build_register_parallel): Pass DF and DC modes in a DI
6189 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6190 to rs6k_nonimmediate_operand.
6192 * config/rs6000/spe.md ("*frob_df_di"): New.
6193 ("*frob_di_df"): New.
6194 ("*frob_di_df_2"): New.
6195 ("*mov_sidf_e500_subreg0"): New.
6196 ("*mov_sidf_e500_subreg4"): New.
6197 ("*movdf_e500_double"): Change predicate to
6198 rs6k_nonimmediate_operand.
6200 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6202 * postreload.c (move2add_note_store): Only call
6203 trunc_int_for_mode on scalar integers.
6205 2005-01-14 Steven Bosscher <stevenb@suse.de>
6207 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6208 replace BB_VISITED uses.
6209 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6210 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6211 (tree_dce_done): Free visited_control_parents.
6212 (perform_tree_ssa_dce): Allocate and clear it.
6213 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6214 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6215 instead of BB_VISITED.
6217 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6219 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6220 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6221 Remove unused prototypes.
6223 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6225 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6226 64-bit register usage.
6227 (spe_func_has_64bit_regs_p): Add FIXME note.
6229 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6231 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6232 flag_finite_math_only with flag_unsafe_math_optimizations.
6234 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6236 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6238 (__tpf_eh_return): Copy TPF private stack area from the module
6239 boundary stack frame. Add check for when module addresses are
6240 equal, but no stub address is found.
6242 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6245 * arm.h (struct machine_function): Add call_via field.
6246 (thumb_call_via_label): Declare.
6247 * arm.c (thumb_call_via_label): New variable.
6248 (thumb_call_reg_needed): New variable.
6249 (arm_output_function_epilogue): For Thumb code, output any per-function
6250 call-indirect trampolines.
6251 (thumb_call_via_reg): New function.
6252 (arm_file_end): New function.
6253 (TARGET_ASM_FILE_END): Call arm_file_end.
6254 (aof_file_end): Likewise.
6255 * arm-protos.h (thumb_call_via_reg): Declare.
6256 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6257 thumb_call_via_reg in normal case.
6259 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6262 PR rtl-optimization/19348
6263 * recog.c (peephole2_optimize): Do global life update if some peephole
6264 decides it doesn't need at least one of its inputs and that change
6265 influences liveness at the start of the basic block.
6267 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6268 arguments instead of 1.
6270 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6273 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6274 zero for nested functions needing a static chain or functions
6275 with a non-constant address.
6277 2005-01-13 Roger Sayle <roger@eyesopen.com>
6279 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6280 (and (sign_extend X) C) into (zero_extend (and X C)).
6282 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6284 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6286 2005-01-13 Richard Henderson <rth@redhat.com>
6291 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6292 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6293 not just TARGET_SSE.
6294 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6295 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6296 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6297 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6298 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6299 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6300 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6301 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6302 (movdicc_c_rex64): Rename with '*'.
6303 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6304 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6305 (movsfcc_1_387): Rename from movsfcc_1.
6306 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6307 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6308 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6309 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6310 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6311 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6312 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6313 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6314 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6315 sse_movdfcc_const0_4): Remove.
6316 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6317 recognize min/max early. Update for changed sse cmove patterns.
6318 (ix86_split_sse_movcc): New.
6319 * config/i386/i386-protos.h: Update.
6321 2005-01-13 Steven Bosscher <stevenb@suse.de>
6323 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6324 (fix_stmt_v_may_defs): Likewise.
6326 2005-01-13 Richard Henderson <rth@redhat.com>
6328 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6329 for converting the mask.
6331 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6333 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6336 2005-01-13 Richard Henderson <rth@redhat.com>
6338 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6339 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6340 IX86_BUILTIN_MOVDQ2Q): Remove.
6341 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6342 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6343 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6345 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6346 (sse2_pextrw): Fix immediate constraint.
6347 (sse2_loadq, sse2_loadq_rex64): Remove.
6348 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6349 Use __builtin_ia32_vec_ext_<size>.
6350 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6352 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6354 * function.c (assign_parm_setup_block): Look inside original
6355 entry_parm when inspecting PARALLEL.
6357 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6358 Joel Sherrill <joel@oarcorp.com>
6361 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6362 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6363 rtems_gxx_recursive_mutex_init.
6364 (__gthread_recursive_mutex_lock): New function.
6365 (__gthread_recursive_mutex_trylock): Likewise.
6366 (__gthread_recursive_mutex_unlock): Likewise.
6368 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6370 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6372 2005-01-13 Jan Beulich <jbeulich@novell.com>
6374 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6375 (ashrti3_internal): Indicate output is early clobber. Generate result
6376 into output rather than first input. Use move for low word of output
6377 if shift count is exactly 64.
6378 (lshrti3_internal): Likewise.
6380 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6384 * reload1.c (delete_output_reload): Don't delete an output reload
6385 if the pseudo lives longer than a single basic block. Adjust and
6386 improve wording of comment.
6388 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6391 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6392 of TYPE_SIZE where we mean the number of bytes.
6394 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6396 * function.c (assign_parm_setup_block): Relax condition on
6397 multi-register optimization.
6399 2005-01-12 Nick Clifton <nickc@redhat.com>
6401 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6402 an "in_delay_slot" attribute of "no" to prevent them being used in
6403 delay slots. This is forbidden because they might generate
6406 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6409 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6412 2005-01-12 Nick Clifton <nickc@redhat.com>
6414 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6415 passed on to GAS) but do not define, as GAS no longer supports or
6416 needs the -m2000 option.
6418 2005-01-11 Roger Sayle <roger@eyesopen.com>
6420 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6421 type as args of unprototyped builtins aren't automatically promoted.
6422 (fold_builtin_abs): Likewise.
6424 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6426 * Makefile.in: Set a `build-warn' variable.
6428 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6430 PR tree-optimization/17949
6431 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6432 (find_interesting_uses_address): Use it.
6434 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6436 * regrename.c (kill_value): Handle subreg's that won't simplify.
6438 2005-01-11 Richard Henderson <rth@redhat.com>
6441 * config/i386/i386.h (enum ix86_builtins): Move ...
6442 * config/i386/i386.c: ... here.
6443 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6444 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6445 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6446 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6447 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6448 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6449 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6450 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6451 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6452 IX86_BUILTIN_LOADDDUP): Remove.
6453 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6454 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6455 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6456 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6457 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6458 (ix86_init_builtins): Make static.
6459 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6460 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6461 if all the modes match. Otherwise, fake it.
6462 (get_element_number, ix86_expand_vec_init_builtin,
6463 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6464 (ix86_expand_builtin): Make static. Update for changed builtins.
6465 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6466 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6467 (ix86_expand_vector_init_duplicate): New.
6468 (ix86_expand_vector_init_low_nonzero): New.
6469 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6470 Split out from ix86_expand_vector_init; handle integer modes.
6471 (ix86_expand_vector_init): Use them.
6472 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6473 * config/i386/i386-protos.h: Update.
6474 * config/i386/predicates.md (reg_or_0_operand): New.
6475 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6476 (movv2sf_internal): Likewise. And a splitter to match them all.
6477 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6478 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6479 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6480 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6481 (mmx_pinsrw): Fix operand ordering.
6482 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6483 rather than sse_loadss expander.
6484 (movv2df splitter): Similarly.
6485 (sse_loadss, sse_loadlss): Remove.
6486 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6487 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6488 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6489 (sse3_movddup): Rename with '*'.
6490 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6491 (sse2_loadsd): Remove.
6492 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6493 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6494 (sse2_pinsrw): Fix argument ordering.
6495 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6496 (sse2_stored): Remove 'r' destination.
6497 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6498 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6499 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6500 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6501 vec_extractv16qi, vec_initv16qi): New.
6503 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6504 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6505 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6507 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6508 (_mm_load_si128, _mm_store_si128): Likewise.
6509 (_mm_load1_pd): Use _mm_set1_pd.
6510 (_mm_load_sd): Use _mm_set_sd.
6511 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6512 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6513 (_mm_set_epi64): Use _mm_set_epi64x.
6514 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6515 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6516 _mm_setr_epi8): Use _mm_set_foo form.
6517 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6518 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6519 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6520 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6521 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6522 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6523 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6524 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6525 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6526 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6527 (_mm_movedup_pd): Use _mm_shuffle_pd.
6528 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6529 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6530 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6531 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6533 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6534 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6535 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6536 (_mm_store_ps): Use raw dereference.
6537 (_mm_store1_ps): Use _mm_storeu_ps.
6538 (_mm_storer_ps): Use _mm_store_ps.
6539 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6540 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6542 2005-01-11 Stan Shebs <shebs@apple.com>
6544 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6545 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6547 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6550 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6551 Skip all DECLs except for FIELD_DECLs.
6553 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6555 * config/s390/s390.c (override_options): Return error if
6556 -mbackchain, -mpacked-stack and -mhard-float are used together.
6557 (s390_va_start): Remove the backchain && packed-stack special case.
6558 (s390_gimplify_va_arg): Likewise.
6559 * doc/invoke.texi: Remove the ABI incompatibility note.
6561 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6563 * config/s390/s390.c (struct s390_frame_layout): Remove
6565 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6566 save_backchain_p with TARGET_BACKCHAIN.
6568 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6571 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6572 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6573 * function.c (locate_and_pad_parm): Set new field.
6574 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6575 Tweak where_pad test to include "none". Always set mem align for
6577 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6578 not sufficient for type.
6579 (assign_parm_setup_block): If stack_parm is zero on entry, always
6580 make a new stack local. Block move old stack parm if necessary
6581 to new aligned stack local.
6582 (assign_parm_setup_stack): Use a block move to handle
6583 potentially misaligned entry_parm.
6584 (assign_parms_unsplit_complex): Specify required alignment when
6585 creating stack local.
6586 * calls.c (compute_argument_addresses): Override alignment of stack
6587 arg calculated from its type with the alignment given by
6588 FUNCTION_ARG_BOUNDARY.
6589 (store_one_arg): Likewise.
6591 2005-01-11 Jan Beulich <jbeulich@novell.com>
6593 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6594 Change respective itanium_class attribute to ialu.
6595 (shladdp4_internal): New.
6596 * config/ia64/predicates.md (shladd_log2_operand): New.
6598 2005-01-11 Richard Henderson <rth@redhat.com>
6600 * expr.c (store_constructor): Use rtvec_alloc instead of
6601 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6603 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6605 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6607 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6609 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6610 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6611 (TARGET_RWRELOC): Define.
6612 (ia64_rwreloc_section_type_flags): Delete.
6613 (ia64_section_type_flags): New function.
6614 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6615 (TARGET_RWRELOC): Define.
6617 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6620 * config/ia64/ia64.c (process_set): For alloc insn, only call
6621 process_epilogue is !frame_pointer_needed.
6623 2005-01-10 Roger Sayle <roger@eyesopen.com>
6626 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6627 unary operator and can't be treated as a binary/comparison operator.
6629 2005-01-10 Richard Henderson <rth@redhat.com>
6631 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6632 (ix86_return_in_memory): Likewise.
6633 (function_arg_advance): Likewise. Mirror structure in function_arg
6634 for choosing register to advance.
6636 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6638 * tree-vectorizer.c, tree.def: Fix comment typos.
6640 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6642 * config/s390/s390.c (struct processor_costs): 4 new fields:
6643 ddbr, ddr, debr, der.
6644 (s390_rtx_costs): More precise handling of divide instructions.
6646 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6648 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6650 2005-01-10 Jan Beulich <jbeulich@novell.com>
6652 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6653 names resulting from -ffunction-sections/-fdata-sections and linkonce
6655 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6656 based on the section name. Rearrange the section name comparison logic
6657 slightly so that each section name is compared against at most once.
6659 2005-01-10 Ben Elliston <bje@au.ibm.com>
6661 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6662 targets for which -fPIC reduces limitations on the GOT size.
6664 2005-01-09 Falk Hueffner <falk@debian.org>
6666 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6669 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6672 * collect2.c (main): Set aixrtl_flag for -brtl option.
6673 (resolve_lib_name): Search for .so file extension before .a
6676 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6678 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6679 (vect_analyze_data_refs_alignment): Add dump prints.
6681 2005-01-09 Ira Rosen <irar@il.ibm.com>
6683 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6684 expr_invariant_in_loop_p.
6685 Initialize outputs first thing in the function.
6686 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6687 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6688 (vect_analyze_pointer_ref_access): Check that the initial condition of
6689 the access function is loop invariant.
6691 2005-01-09 Richard Henderson <rth@redhat.com>
6693 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6694 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6695 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6696 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6697 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6698 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6699 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6700 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6701 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6702 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6703 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6704 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6705 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6706 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6707 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6708 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6709 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6710 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6711 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6712 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6713 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6714 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6715 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6717 (mmx_clrdi, pavgusb): Remove.
6718 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6719 with leading sse_ prefix.
6720 * config/i386/sse.md: Receive them.
6721 * config/i386/mmx.md: New file.
6722 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6723 (subrv2sf3): Turn into expander for normal subtraction.
6724 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6725 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6726 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6727 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6728 commutative; use ix86_binary_operator_ok.
6729 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6730 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6731 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6732 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6733 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6734 Macroize from existing patterns; use ix86_binary_operator_ok.
6735 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6736 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6737 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6738 with vec_select+vec_concat.
6739 (mmx_pshufw, mmx_pshufw_1): Likewise.
6740 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6741 (mmx_uavgv4hi3): Model correctly.
6742 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6743 _mm_xor_si64): Remove casts.
6745 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6747 PR tree-optimization/19224
6748 * tree-scalar-evolution.c (get_instantiated_value,
6749 set_instantiated_value): New functions.
6750 (instantiate_parameters_1): Cache the results.
6751 (instantiate_parameters, resolve_mixers): Initialize and free
6754 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6756 * config/i386/i386.md (addhi_4): Correct reference in comment.
6759 2005-01-08 Richard Henderson <rth@redhat.com>
6761 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6762 (_mm_cvtsi128_si64x): Likewise.
6763 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6764 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6765 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6766 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6767 * config/i386/i386-protos.h: Update.
6768 * config/i386/i386.c (print_operand): Add 'H'.
6769 (ix86_fixup_binary_operands): Split out from ...
6770 (ix86_expand_binary_operator): ... here.
6771 (ix86_fixup_binary_operands_no_copy): New.
6772 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6773 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6774 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6775 (safe_vector_operand): Use CONST0_RTX.
6776 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6777 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6778 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6779 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6781 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6782 (IX86_BUILTIN_CMPNGESS): New.
6783 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6784 (attr type): Add sselog1.
6785 (attr unit, attr memory): Handle it.
6786 (movti, movti_internal, movti_rex64): Move near other integer moves.
6787 (movtf, movtf_internal): Move near other fp moves.
6788 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6789 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6790 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6791 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6792 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6793 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6794 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6795 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6796 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6797 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6798 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6799 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6800 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6801 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6802 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6803 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6804 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6805 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6806 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6807 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6808 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6809 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6810 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6811 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6812 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6813 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6814 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6815 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6816 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6817 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6818 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6819 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6820 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6821 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6822 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6823 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6824 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6825 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6826 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6827 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6828 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6829 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6830 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6831 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6833 (SSEPUSH, push<SSEPUSH>): Remove.
6834 (MMXPUSH, push<MMXPUSH>): Remove.
6835 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6836 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6837 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6838 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6839 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6840 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6841 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6842 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6843 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6844 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6845 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6846 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6847 (ppro_sse_log_V4SF): Handle sselog1.
6848 * config/i386/predicates.md (const_0_to_1_operand): New.
6849 (const_0_to_255_mul_8_operand): New.
6850 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6851 (const_2_to_3_operand, const_4_to_7_operand): New.
6852 * config/i386/sse.md: New file.
6853 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6854 (sse_movups): Rename from sse_movups_1.
6855 (sse_loadlss): Rename from sse_loadss_1.
6856 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6858 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6859 (absv4sf2, negv2df, absv2df): New.
6860 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6861 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6862 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6863 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6864 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6865 (sse3_addsubv4sf3): Model correctly.
6866 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6867 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6868 (sse_movhlps): Model with vec_select+vec_concat.
6869 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6870 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6871 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6872 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6873 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6874 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6875 sse2_pshufhw_1): Likewise.
6876 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6877 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6878 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6879 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6880 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6881 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6882 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6883 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6884 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6885 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6886 sminv8hi3): Mark commutative
6887 operands. Use ix86_binary_operator_ok.
6888 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6889 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6890 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6891 sse2_punpcklqdq): Allow operand2 in memory.
6892 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6893 sse2_movsd): Add memory alternatives.
6894 (sse_storelps): Turn expander into an insn; split after reload.
6895 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6896 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6898 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6900 * configure.ac (DWARF-2 debug_line): Use objdump.
6901 * configure: Regenerate.
6903 2005-01-08 Jeff Law <law@redhat.com>
6904 Diego Novillo <dnovillo@redhat.com>
6906 PR tree-optimization/18241
6907 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6908 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6909 statements with volatile operands.
6910 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6911 operands after marking a statement with has_volatile_ops.
6913 2005-01-08 Roger Sayle <roger@eyesopen.com>
6915 * tree.c (int_fits_type_p): Always honor integer constant
6916 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6918 2005-01-08 Roger Sayle <roger@eyesopen.com>
6920 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6921 the latent bug in rtl_delete_block has been resolved.
6923 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6925 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6926 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6928 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6930 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6931 library as @multilib_dir@/$(SHLIB_SONAME).
6933 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6935 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6936 * configure: Regenerate.
6938 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6940 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6943 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6946 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6947 Convert non-word aligned offset address using ld/std into
6950 2005-01-07 Richard Henderson <rth@redhat.com>
6952 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6954 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6956 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6958 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6960 PR tree-optimization/19283
6961 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6962 is not shorter than the original type.
6964 PR rtl-optimization/19012
6965 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6967 PR rtl-optimization/18861
6968 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6969 (FULL_STATE): Define.
6970 (mark_tablejump_edge): New function.
6971 (purge_dead_tablejump_edges): New function.
6972 (find_bb_boundaries): Use it.
6974 PR tree-optimization/18828
6975 * builtins.c (expand_builtin_next_arg): Remove argument and all
6976 the argument checking.
6977 (expand_builtin): Adjust caller.
6978 (expand_builtin_va_start): Likewise. Remove error for too many
6980 (fold_builtin_next_arg): Issue error for too many arguments.
6981 After checking arguments, replace them with magic arguments that
6982 prevent further checking of the args.
6984 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6986 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6988 2005-01-06 Roger Sayle <roger@eyesopen.com>
6991 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6992 and %{.S:...} (and their negative variants) to test whether the
6993 input file is assembler or pre-processed-assembler independent of
6994 the actual filename extension.
6996 2005-01-06 Roger Sayle <roger@eyesopen.com>
6998 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6999 of sign or zero extended values.
7001 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7003 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7004 for IBM long double format correctly.
7006 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7008 Fix PR tree-optimization/18792
7010 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7011 to first_loop_depth, and use loop depth instead of loop number.
7012 (build_classic_dir_vector): Ditto.
7013 (compute_data_dependences_for_loop): Use depth, not loop number.
7014 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7015 number. Pass in loops, instead of loop numbers.
7016 (gather_interchange_stats): Ditto.
7017 (linear_transform_loops): Ditto.
7019 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7022 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7023 biv_fits_mode_p, extension_within_bounds_p): New functions.
7024 (check_ext_dependent_givs): Use them.
7026 2005-01-06 Roger Sayle <roger@eyesopen.com>
7028 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7029 more than one barrier, in which case we should delete them all.
7031 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7033 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7035 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7037 Fix PR middle-end/19286
7039 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7040 output this subprogram, simply ignore this attempt to do it again.
7041 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7042 origin attribute if it's not possible.
7043 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7044 (decls_for_scope): Ditto.
7045 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7046 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7048 2005-01-05 Richard Henderson <rth@redhat.com>
7051 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7052 (bdesc_2arg): Use it.
7053 (ix86_expand_binop_builtin): Force operands into registers
7055 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7056 ix86_expand_sse_compare, ix86_expand_sse_comi,
7057 ix86_expand_builtin): Likewise.
7059 2005-01-05 Richard Henderson <rth@redhat.com>
7061 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7063 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7064 (mulv4hi3): Set itanium_class mmmul.
7065 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7066 (fpack): Rename from fpack_sfsf.
7068 2005-01-05 Richard Henderson <rth@redhat.com>
7071 * reload1.c (do_input_reload): Restrict the optimization deleteing
7072 a previous output reload to RELOAD_FOR_INPUT.
7074 2005-01-05 Steven Bosscher <stevenb@suse.de>
7076 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7077 comment that we fall through after case.
7078 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7079 (distribute_links): Likewise.
7080 * cse.c (cse_insn): Likewise.
7081 * cselib.c (cselib_invalidate_mem): Likewise.
7082 * df.c: Update comments at the top of the file.
7083 (read_modify_subreg_p): Update comments here too.
7084 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7085 * flow.c (mark_set_1): Likewise.
7086 (mark_used_regs): Likewise.
7087 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7088 (canon_list_insert): Likewise.
7089 (mark_set): Likewise.
7090 (try_replace_reg): Likewise.
7091 (store_killed_in_insn): Likewise.
7092 * loop.c (count_one_set): Likewise.
7093 (basic_induction_var): Likewise.
7094 * postreload-gcse.c (find_mem_conflicts): Likewise.
7095 * postreload.c (reload_combine_note_store): Likewise.
7096 (move2add_note_store): Likewise.
7097 * reload.c (find_equiv_reg): Likewise.
7098 (mark_referenced_resources): Likewise.
7099 * rtlanal.c (set_noop_p): Likewise.
7100 (note_stores): Likewise.
7101 (note_uses): Likewise.
7102 * sched-deps.c (sched_analyze_1): Likewise.
7103 * sched-rgn.c (check_live_1): Likewise.
7104 (update_live_1): Likewise.
7105 * config/i860/i860.c: Likewise.
7107 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7109 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7111 * doc/rtl.texi: Update documentation for bit-fields and SET.
7113 2005-01-05 Roger Sayle <roger@eyesopen.com>
7115 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7117 2005-01-05 Jan Hubicka <jh@suse.cz>
7118 Richard Henderson <rth@redhat.com>
7121 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7124 2005-01-05 Richard Henderson <rth@redhat.com>
7127 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7128 (sse_shufps): Change operand 3 to const_int_operand.
7129 (sse2_storelps): Fix typo in template.
7130 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7131 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7132 (ix86_expand_builtin): Likewise.
7134 2005-01-05 Julian Brown <julian@codesourcery.com>
7136 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7137 as aggregates for AAPCS ABIs.
7139 2005-01-05 Stan Shebs <shebs@apple.com>
7141 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7142 Mach-O getters if ppc64.
7143 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7145 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7146 signed four-byte field for global code case.
7147 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7149 2005-01-05 Roger Sayle <roger@eyesopen.com>
7152 * c-common.c: Include real.h.
7153 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7154 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7155 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7156 * Makefile.in (c-common.o): Update dependencies.
7158 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7160 * c-parse.in (asm_string): Add trailing semicolon.
7162 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7164 * c-parse.in (asm_string): New. Don't allow wide strings in
7166 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7167 asm_string instead of STRING.
7169 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7171 * c-typeck.c (constructor_no_implicit): Remove.
7172 (set_designator, process_init_element): Don't check
7173 constructor_no_implicit.
7175 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7176 Kaz Kojima <kkojima@gcc.gnu.org>
7179 * lcm.c (create_pre_exit): New.
7180 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7181 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7183 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7185 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7186 -msoft-float in target_float_switch.
7187 * arm.c (arm_override_options): Fix processing of target_float_switch.
7189 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7191 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7194 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7196 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7197 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7199 2005-01-04 Roger Sayle <roger@eyesopen.com>
7201 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7202 if deleting the then-block allows the test-block to fallthru to the
7205 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7208 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7209 after the full declaration if the are in two different TUs.
7211 2005-01-04 Richard Henderson <rth@redhat.com>
7214 * tree-sra.c (generate_one_element_init): Just
7215 call gimplify_and_add.
7216 (generate_element_init): Record the
7217 new referenced variables and mark them for renaming
7218 and split out to ...
7219 (generate_element_init_1): This.
7220 (scalarize_init): Don't call push_gimplify_context/
7221 pop_gimplify_context.
7223 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7225 * toplev.c (get_src_pwd): Handle failure of getpwd().
7227 2005-01-04 Roger Sayle <roger@eyesopen.com>
7229 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7231 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7232 all the cases handled by it are inverted by invert_truthvalue.
7234 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7236 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7237 (save_register_windowsi): Likewise.
7239 2005-01-04 Richard Henderson <rth@redhat.com>
7241 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7243 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7246 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7247 any simplifications of vector mode comparison operators.
7248 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7250 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7251 Devang Patel <dpatel@apple.com>
7253 PR tree-optimization/18308
7254 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7255 the operands before creating a new expression.
7256 * dojump.c (do_jump): Make drop_through_label available
7257 for all cases. Add expansion of COND_EXPR.
7259 2005-01-04 Ira Rosen <irar@il.ibm.com>
7261 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7262 INTEGER_CST instead of TREE_CONSTANT.
7263 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7264 instead of TREE_CONSTANT.
7265 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7266 instead of TREE_CONSTANT.
7268 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7270 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7272 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7275 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7276 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7278 2005-01-03 Richard Henderson <rth@redhat.com>
7280 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7281 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7282 fold_convert_const_real_from_real): Split out from ...
7283 (fold_convert_const): ... here.
7285 2005-01-03 Richard Henderson <rth@redhat.com>
7288 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7289 (mov<MMXMODEI>_internal): Likewise.
7290 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7291 Add V2SF case; use it for SSE1; don't use TI.
7292 (movdf_integer): Likewise.
7293 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7295 2005-01-03 Ira Rosen <irar@il.ibm.com>
7297 * tree-vectorizer.c (vect_strip_conversions): New function.
7298 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7299 check for binary class.
7301 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7305 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7307 * gimple-low.c (mark_blocks_with_used_vars): New function.
7308 (mark_blocks_with_used_subblocks): Ditto.
7309 (mark_used_blocks): Ditto.
7310 (pass_mark_used_blocks): New pass.
7311 * tree-inline.c: Include debug.h.
7312 (expand_call_inline): Call outlining_inline_function here.
7313 * tree-optimize.c (init_tree_optimization_passes): Add
7314 pass_mark_used_blocks.
7315 * tree-pass.h (pass_mark_used_blocks): New.
7316 * Makefile.in (tree-inline.o): Add debug.h dependency.
7318 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7320 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7321 VAR_DECLs to have weak_import attribute.
7323 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7326 2004-01-03 Steven Bosscher <stevenb@suse.de>
7328 * passes.c (rest_of_compilation): Don't run regmove if only
7329 flag_expensive_optimizations, require flag_regmove instead.
7331 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7333 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7335 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7336 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7337 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7338 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7340 2005-01-03 Richard Henderson <rth@redhat.com>
7342 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7343 (ia64_const_ok_for_letter_p): New.
7344 (ia64_const_double_ok_for_letter_p): New.
7345 (ia64_extra_constraint): New.
7346 (ia64_expand_vecint_compare): New.
7347 (ia64_expand_vcondu_v2si): New.
7348 (ia64_expand_vecint_cmov): New.
7349 (ia64_expand_vecint_minmax): New.
7350 (ia64_print_operand): Add 'v'.
7351 (ia64_preferred_reload_class): New.
7352 (ia64_vector_mode_supported_p): New.
7353 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7354 (PREFERRED_RELOAD_CLASS): Move to function.
7355 (CONST_OK_FOR_LETTER_P): Move to function.
7356 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7357 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7358 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7359 (EXTRA_CONSTRAINT): Move to function.
7360 * config/ia64/ia64.md: Include vect.md.
7361 (itanium_class): Add mmalua.
7363 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7365 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7366 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7368 (const_int_2bit_operand): New.
7369 (fr_reg_or_0_operand): New.
7370 * config/ia64/ia64-modes.def: Add vector modes.
7371 * config/ia64/ia64-protos.h: Update.
7372 * config/ia64/vect.md: New file.
7374 2005-01-03 Richard Henderson <rth@redhat.com>
7376 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7378 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7381 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7383 (log1pdf2): Change mode of operands[0,1] to DFmode.
7385 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7387 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7388 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7389 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7390 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7391 SPARC_RELAXED_ORDERING.
7393 2005-01-03 Richard Henderson <rth@redhat.com>
7394 Uros Bizjak <uros@kss-loka.si>
7397 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7398 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7399 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7401 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7402 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7403 const_pow2_1_to_128_operand): New predicates.
7405 2005-01-02 Greg McGary <greg@mcgary.org>
7407 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7409 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7410 object. [ptr_type]: Remove unused variable.
7411 Remember nearest addressable array-element or record-component
7412 when checking bitfield components. Tolerate empty BIND_EXPR.
7414 2005-01-01 Richard Henderson <rth@redhat.com>
7416 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7417 that don't narrow the value. Fail for other conversions.
7419 2005-01-01 Richard Henderson <rth@redhat.com>
7422 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7423 * c-lang.c (finish_file): Don't do it here.
7424 * objc/objc-act.c (objc_finish_file): Likewise.
7426 * cgraph.c (decl_assembler_name_equal): New.
7427 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7428 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7429 * cgraph.h (struct cgraph_varpool_node): Add next.
7430 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7431 * varasm.c (assemble_alias): Mark the target as needed.
7433 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7436 * function.c (get_arg_pointer_save_area): Use entry_of_function
7437 instead of get_insns.
7439 2005-01-01 Roger Sayle <roger@eyesopen.com>
7440 Andrew Pinski <pinskia@physics.uc.edu>
7441 James E. Wilson <wilson@specifixinc.com>
7443 PR rtl-optimization/12092
7444 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7447 2005-01-01 Roger Sayle <roger@eyesopen.com>
7448 Olivier Hainque <hainque@act-europe.fr>
7450 * tree.c (int_fits_type_p): A narrower type always fits in a
7451 wider one, except for negative values into unsigned types.
7453 2005-01-01 Roger Sayle <roger@eyesopen.com>
7455 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7456 with the original constant rather than require TREE_OVERFLOW.
7458 2005-01-01 Steven Bosscher <stevenb@suse.de>
7461 * c-decl.c (finish_function): If compiling C99, annotate the
7462 compiler generated return with the current file name and line 0.
7463 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7464 the source line is greater than 0.
7465 (remove_bb): Likewise.
7467 See ChangeLog.12 for earlier changes.