1 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3 Fix PR tree-optimization/20490
5 * tree-ssa-pre.c (create_expression_by_pieces): Use
6 force_gimple_operand on result of fold.
8 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
10 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
11 of closing parenthesis.
13 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
15 * builtins.c (expand_movstr): Update a call to
17 (expand_builtin_strncpy): Update a call to
19 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
20 arguments of CALL_EXPR.
21 (fold_builtin_1): Update calls to fold_builtin_strcpy and
23 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
24 * tree.h: Update the prototypes of fold_builtin_strcpy and
27 2005-03-16 Steven Bosscher <stevenb@suse.de>
28 Dorit Naishlos <dorit@il.ibm.com>
30 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
31 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
34 2005-03-16 Steven Bosscher <stevenb@suse.de>
36 * tree-inline.c (walk_type_fields, walk_tree,
37 walk_tree_without_duplicates): Move from here...
40 2005-03-15 Zack Weinberg <zack@codesourcery.com>
42 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
43 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
44 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
45 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
46 (version): Define using $(BASEVER_c).
47 (Makefile, config.status, build/gcov-iov.o): No longer depends on
49 (version.o): Depend on version files; add custom generation command.
50 (prefix.o): Define BASEVER on command line.
51 (s-iov): Depend on version files; adjust command.
52 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
54 (gcc-vers.texi): New rule.
55 (doc/%.info, doc/%.dvi): Add -I . to command line.
56 (doc/gccinstall.dvi): Likewise.
57 (PACKAGE): Delete. All uses replaced with "gcc".
58 * aclocal.m4: Do not include gcc-version.m4.
59 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
60 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
61 Set is_release based on contents of DEV-PHASE.
62 Set gcc_version based on contents of BASE-VER.
63 Define WIN32_REGISTRY_KEY only if the user overrode the default.
64 * config.in, configure: Regenerate.
65 * gccbug.in: Determine version of GCC in use at runtime.
66 * gcov-iov.c: Get version number and development phase from
67 command line, not by including version.c.
68 * intl.c: Replace all uses of PACKAGE with "gcc".
69 * libada-mk.in: Delete unused "gcc_version" variable.
70 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
71 * version.c: (VERSUFFIX): New hook for redistributors; adjust
73 (version_string): Put together from pieces.
74 * config/alpha/x-vms: Do not use $(gcc_version).
75 * config/i386/t-nwld: Likewise.
76 * doc/include/gcc-common.texi: Include gcc-vers.texi for
77 version-GCC and DEVELOPMENT.
79 2005-03-15 Roger Sayle <roger@eyesopen.com>
81 PR tree-optimization/17454
82 * tree.c (tree_size): Add case for TREE_BINFO.
83 * fold-const.c (fold_checksum_tree): Only clear the overloaded
84 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
86 2005-03-15 Roger Sayle <roger@eyesopen.com>
88 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
89 op1 whilst expanding the signed widenening multiply variant.
91 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
93 * toplev.c (display_target_options): Avoid unused variable warning if
94 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
95 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
96 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
97 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
98 (mips_isa_info): New variable.
99 (mips_parse_cpu): Remove the first argument and leave the caller
101 (TARGET_HANDLE_OPTION): Override default.
102 (mips_handle_option): New function. Move option validation code from...
103 (override_options): ...here. Update calls to mips_parse_cpu.
104 * config/mips/mips.h (mips_arch_string, mips_tune_string)
105 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
106 (SUBTARGET_TARGET_OPTIONS): Delete.
107 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
108 (mno-flush-func, mtune=): New options.
110 2005-03-15 Roger Sayle <roger@eyesopen.com>
111 Richard Henderson <rth@redhat.com>
113 * real.c (c4x_single_format, c4x_extended_format): Provide values
114 for signbit_ro for c4x's single and extended floating point formats.
115 * optabs.c (expand_copysign): Use the floating point format's
116 signbit_ro for expanding via expand_copysign_absneg, and it's
117 signbit_rw field for expanding via expand_copysign_bit.
119 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
121 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
122 known_alignment_for_access_p.
123 (known_alignment_for_access_p): New.
124 (do_peeling_for_alignment): Field made int instead of bool and renamed
125 to peeling_for_alignment.
126 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
127 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
128 functionality used to be in vect_analyze_operations.
129 (vect_analyze_operations): Code to determine vectorization factor was
130 moved to vect_determine_vectorization_factor.
131 (vect_enhance_data_refs_alignment): Update to correct alignment when it
132 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
134 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
135 be part of vect_analyze_operations).
136 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
137 creating the guard condition, as the number of iterations may be
139 (slpeel_tree_peel_loop_to_edge): Use new name of
140 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
141 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
142 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
143 (vect_do_peeling_for_alignment): Use fold.
144 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
146 (vect_update_inits_of_dr): Renamed to
147 vect_update_init_of_dr.
148 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
149 (vectorizable_store): Fix assertion to use == instead of =.
151 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
153 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
154 call_used_regs for wCG registers.
156 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
158 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
159 for non-offsettable memory references to cope with outstanding reload
160 replacements, take 2.
162 2005-03-15 Uros Bizjak <uros@kss-loka.si>
165 * config/i386/i386.h (x86_fisttp): New.
166 (TARGET_FISTTP): New macro.
167 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
168 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
169 instruction when fisttp flag is set.
170 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
172 * config/i386/i386.md (type attribute): Add fisttp.
173 (unit attribute): Set to i387 for fisttp type.
174 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
175 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
177 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
178 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
180 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
181 patterns for TARGET_FISTTP. Enable patterns for
182 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
183 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
184 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
185 implement fisttp x87 insn.
186 (fix_trunc*_i387_fisttp splitters): New patterns.
187 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
188 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
189 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
191 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
192 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
193 Implement using mode macros. Disable patterns for TARGET_FISTTP.
194 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
195 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
196 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
197 Disable patterns for TARGET_FISTTP.
198 (fix_trunc*_i387 splitters): Implement usign mode macros.
199 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
200 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
201 (fix_trunx*_sse peephole2s): Implement using mode macros.
203 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
205 PR rtl-optimization/20291
206 * combine.c (try_combine): If splitting fails, re-try with
207 original combined pattern, i.e. before clobber stripping.
209 2005-03-14 Eric Christopher <echristo@redhat.com>
211 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
212 STACK_GROWS_DOWNWARD.
214 2005-03-14 Roger Sayle <roger@eyesopen.com>
216 * real.h (struct real_format): Split the signbit field into two
217 two fields, signbit_ro and signbit_rw.
218 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
219 mips_double_format, ieee_extended_motorola_format,
220 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
221 ieee_extended_intel_128_format, ibm_extended_format,
222 mips_extended_format, ieee_quad_format, mips_quad_format,
223 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
224 i370_double_format, c4x_single_format, c4x_extended_format,
225 real_internal_format): Update initializers for new field.
226 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
227 real_format structure.
228 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
229 field of the real_format structure.
231 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
233 Fix PR tree-optimization/20458
235 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
236 DECL_EXTERNAL on STRUCT_FIELD tags.
237 (clear_call_clobbered): Ditto.
238 * tree-ssa-operands.c (note_addressable): Make sure the original
239 variable doesn't slip into the addressable list if we have
241 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
244 2005-03-14 Geoffrey Keating <geoffk@apple.com>
246 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
247 (-fwide-exec-charset): Likewise.
248 (-finput-charset): Likewise.
249 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
250 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
251 * c.opt (Wnormalized): New.
253 2005-03-14 Devang Patel <dpatel@apple.com>
255 * doc/invoke.texi: Add reference to Visibility document.
257 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
259 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
260 MASK_SPLIT_ADDRESSES.
261 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
262 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
263 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
264 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
265 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
266 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
267 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
268 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
269 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
270 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
271 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
272 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
273 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
274 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
275 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
276 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
277 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
278 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
279 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
280 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
281 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
282 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
283 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
284 (TARGET_EXPLICIT_RELOCS): Delete.
285 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
286 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
287 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
288 (override_options): Set MASK_LONG64 if -mint64 is given and no
289 -mlongXX option is. Complain about -mint64 -mlong32.
290 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
291 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
292 * config/mips/mips.opt: New file.
294 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
296 * config.gcc (extra_options): New variable for listing option files.
297 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
298 * configure.ac (extra_opt_files): New AC_SUBST variable.
299 (tm_file_list, tm_include_list): Include options.h first.
300 * configure: Regenerate.
301 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
302 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
303 (s-options-h): New rule.
304 (options.h): Depend on it.
305 (TEXI_GCCINT_FILES): Add options.texi.
306 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
307 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
308 * target.h (gcc_target): Add default_target_flags and handle_option.
309 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
310 (TARGET_HANDLE_OPTION): New macros.
311 (TARGET_INITIALIZER): Include them.
312 * opt-functions.awk (opt_args, nth_arg): New functions.
313 (switch_flags): Handle the "Target" flag.
315 (var_name): Use opt_args and nth_arg.
316 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
317 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
318 macros for the "Mask" and "InverseMask" options.
319 * opts.h (cl_var_cond): New enum.
320 (cl_option): Replace the "has_set_value" and "set_value" fields with
321 "var_cond" and "var_value".
322 (CL_TARGET): New macro.
323 (option_enabled, print_filtered_help): Declare.
324 (decode_options): Move definition.
325 * opts.c (handle_option): Search for the original option before
326 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
327 var_cond and var_value fields. Use targetm.handle_option to handle
329 (decode_options): Set target_flags to targetm.default_target_flags.
330 (print_filtered_help): Make global. Handle CL_TARGET.
331 (option_enabled): New function.
332 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
333 (display_target_options, set_target_switch, print_switch_values)
334 (default_pch_valid_p): Guard uses of target_switches with
335 #ifdef TARGET_SWITCHES. Also...
336 (display_target_options): Display the CL_TARGET entries in cl_options.
337 (set_target_option): Don't complain about the "" option when
338 TARGET_SWITCHES is undefined.
339 (print_switch_values): Use option_enabled.
340 (default_pch_valid_p): Check cl_options[] when looking for something
341 that has changed the value of target_flags.
342 * c.opt: Remove documentation from top of file.
343 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
344 * doc/sourecebuild.texi: Refer to the new options documentation
345 instead of c.opt. Document machine-specific .opt files.
346 * doc/tm.texi (target_flags): Say that this variable is declared
348 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
349 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
351 * doc/options.texi: New file.
353 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
356 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
359 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
362 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
363 temporary variable of pointer type if an lvalues is required.
364 (gimplify_modify_expr_rhs): Request an rvalue from it.
365 (gimplify_expr): Pass fallback on.
367 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
369 * cfgbuild.c: Update comments.
371 2005-03-14 Roger Sayle <roger@eyesopen.com>
373 PR rtl-optimization/17236
374 * optabs.c (expand_doubleword_mult): New helper function split out
375 from expand_binop. Permute the order in which instructions are
376 emitted to minimize the number of simultaneously live registers.
377 (expand_binop): Call expand_doubleword_mult to synthesize a double
380 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
382 * basic-block.h: Update the prototypes of cached_make_edge and
384 * cfg.c (cached_make_edge): Take edge_cache representing one
385 row of the adjacency matrix of edges.
386 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
387 (make_edges): Initialize edge_cache to represent one row of
388 the adjacency matrix of edges.
390 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
392 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
394 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
395 Remove unused removed_phis variable.
396 (conditional_replacement): Use build1/build2.
397 (abs_replacement): Use last_and_only_stmt and build1/build2.
399 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
401 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
402 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
403 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
404 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
405 * c-common.c (handle_novops_attribute): New function.
406 (c_common_attribute_table): Add "no vops" entry.
407 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
408 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
409 * tree-ssa-operands.c (get_call_expr_operands): Do not
410 create virtual operands for calls with ECF_NOVOPS flag.
411 * tree.h (DECL_IS_NOVOPS): New macro.
412 (struct tree_decl): Add novops_flag.
413 (ECF_NOVOPS): New constant.
415 2005-03-14 Uros Bizjak <uros@kss-loka.si>
418 * config/i386/i386.c (x86_use_himode_fiop): New.
419 (x86_use_simode_fiop): Rename from x86_use_fiop.
420 * config/i386/i386.h (x86_use_himode_fiop): Declare.
421 (TARGET_USE_HIMODE_FIOP): New.
422 (x86_use_simode_fiop): Rename from x86_use_fiop.
423 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
425 * config/i386/i386.md (X87MODEI12): New mode macro define.
426 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
427 to implement x87 FP compare with HImode input operands.
428 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
429 Use X87MODEI12 mode macro to handle HImode input operands.
430 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
431 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
432 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
433 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
434 macro to implement x87 operators with HImode input operands.
435 (fop splitters): Use X87MODEI12 mode macro to handle HImode
438 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
440 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
442 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
445 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
447 * basic-block.h (BB_VISITED): Removed.
448 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
450 2005-03-14 Falk Hueffner <falk@debian.org>
453 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
455 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
457 * ggc-zone.c: Fix comment typos.
459 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
460 stringpool.c, config/mips/mips-protos.h: Update copyright.
462 2005-03-14 Alan Modra <amodra@bigpond.net.au>
464 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
465 throughout with its typedef, "rtx".
466 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
467 (rs6000_tls_symbol_ref_1): Remove inline keyword.
468 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
469 regs in comment to match code.
471 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
473 * except.c (check_handled): Make it static.
474 * except.h: Remove the corresponding prototype.
476 * function.c (get_func_frame_size): Make it static.
477 * function.h: Remove the corresponding type.
479 * regclass.c (reg_class_superclasses, reg_class_subclasses):
481 * hard-reg-set.h: Remove the corresponding declarations.
483 * tree-cfg.c (verify_stmts): Check that
484 bb_for_stmt (stmt) == bb for every PHI node and statement.
486 2005-03-14 Alan Modra <amodra@bigpond.net.au>
488 * config.gcc: Remove excess indentation.
489 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
491 2005-03-13 Roger Sayle <roger@eyesopen.com>
494 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
495 * fold-const.c (fold_sign_changed_comparison): Likewise.
496 (fold_binary): Optimize comparisons against widened operands if
497 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
499 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
501 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
502 (sparc_override_options): Initialize it.
503 (sparc_struct_value_rtx): Set it on the MEM to be returned.
505 2005-03-13 David Edelsohn <edelsohn@gnu.org>
507 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
508 (reg_or_none500mem_operand): New predicate.
509 (zero_reg_mem_operand): New predicate.
510 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
511 to reg_or_none500mem_operand.
512 (extendsfdf2_fpr): Add MEM alternative.
513 (extenddftf2_internal): Change operand2 predicate to
514 zero_reg_mem_operand.
516 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
518 * ggc-zone.c: Rewritten.
520 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
522 * configure.ac: Define GGC_ZONE for --with-gc=zone.
523 * config.in: Regenerated.
524 * configure: Regenerated.
525 * gengtype.c (write_types_process_field, write_func_for_structure):
526 Pass new argument to gt_pch_note_object.
527 * ggc-common.c (struct ptr_data): Add TYPE.
528 (gt_pch_note_object): Take TYPE argument and save it.
529 (call_count): Update call to ggc_pch_count_object.
530 (call_alloc): Update call to ggc_pch_alloc_object.
531 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
533 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
534 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
535 (ggc_alloc_zone_stat): Delete.
536 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
537 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
538 (ggc_pch_alloc_object): Update prototypes.
539 (garbage_zone): Delete.
540 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
541 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
543 (tree_id_zone): New variable.
544 (ggc_alloc_cleared_zone): Remove unused.
545 (ggc_alloc_zone): Define.
546 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
547 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
549 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
550 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
551 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
552 (make_node_stat): Likewise. Use tree_id_zone.
554 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
555 Joseph S. Myers <joseph@codesourcery.com>
557 * configure.ac: Check for MIPS TLS.
558 * configure: Regenerated.
559 * config/mips/mips-protos.h (enum mips_symbol_type): Add
560 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
561 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
562 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
563 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
564 (mips_classify_symbol, mips_symbolic_constant_p)
565 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
566 (mips_tls_operand_p, mips_call_tls_get_addr)
567 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
568 (mips_tls_symbol_ref_1): New functions.
569 (mips_legitimize_address, mips_legitimize_const_move): Call
570 mips_legitimize_tls_address.
571 (override_options): Handle V1_REG and TLS symbols. Disable TLS
573 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
574 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
575 (mips_char_to_class): Document V1_REG.
576 (HAVE_AS_TLS): Provide default.
577 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
579 (load_got<mode>): Renamed from *load_got<mode>. Allow when
581 (tls_get_tp_<mode>): New instruction.
583 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
585 * configure.ac: Update checks for target tools.
586 * configure: Regenerated.
588 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
590 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
592 2005-03-13 Roger Sayle <roger@eyesopen.com>
594 * expmed.c (expand_mult): Use synthetic multiplication sequences for
595 more classes of DImode multiplication by constant. Allow both
596 multiplication by small negative constants (by performing a
597 multiplication by a positive constant and negating the result) and
598 multiplications by large powers of two, by using a left shift.
600 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
602 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
603 of basic blocks into work_stack.
605 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
606 config/mips/vr.h: Update copyright.
608 * c-decl.c (c_init_decl_processing): Remove useless calls to
611 * builtins.c (fold_trunc_transparent_mathfn,
612 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
613 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
614 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
615 fold_builtin_strcpy, fold_builtin_strncpy,
616 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
619 * builtins.c (expand_builtin_mathfn_3): Remove local variable
622 * lambda-code.c (lambda_compute_auxillary_space): Remove local
623 variable determinant.
625 * tree-cfg.c (group_case_labels): Remove local variable type.
627 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
630 * tree-ssa-phiopt.c (value_replacement): Remove local variable
633 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
636 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
637 (*movmemqi_insn): Delete.
640 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
642 * builtins.c (fold_builtin_classify): Take decomposed
643 arguments of CALL_EXPR.
644 (fold_builtin_1): Update a call to fold_builtin_classify.
646 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
649 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
650 through into call to parser_xref_tag after parse error.
651 (c_parser_struct_declaration): Consistently return NULL_TREE on
654 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
656 * tree-flow-inline.h (ref_contains_array_ref): New function.
657 (lookup_subvars_for_var): Ditto.
658 (get_subvars_for_var): Ditto.
659 (var_can_have_subvars): Ditto.
661 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
662 (struct subvar): New type.
664 * tree-dfa.c (okay_component_ref_for_subvars): New function.
666 * tree-optimize.c (init_tree_optimization_passes): Call
667 pass_create_structure_vars.
669 * tree-ssa-alias.c: Include vec.h.
670 (init_alias_info): Don't auto-clear call clobbered on struct-field
672 (compute_flow_insensitive_aliasing): Handle subvars.
673 (group_aliases): Handle STRUCT_FIELD aliases.
674 (setup_pointers_and_addressables): Ditto.
675 Don't mark variables non-addressable if they still have
677 Also mark subvars addressable when the real variable is marked
679 (add_pointed_to_var): Try to prune the pointed-to set by only
680 pointing to subvars when possible.
681 Otherwise, make sure we set addresses_needed and pt_vars to
682 properly include subvars.
683 (bitpos_of_field): New function.
684 (push_fields_onto_fieldstack): Ditto.
685 (get_or_create_used_part_for): Ditto.
686 (create_overlap_variables_for): Ditto.
687 (find_used_portions): Ditto.
688 (create_structure_vars): Ditto.
689 (pass_create_structure_vars): New structure.
691 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
692 (get_expr_operands): Handle subvars. Also try to turn
693 COMPONENT_REF accesses into must-defs now that we can accurately
695 (note_addressable): Try to only mark as addressable those subvars
696 we know a COMPONENT_REF touches.
697 (overlap_subvar): New function.
699 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
700 Handle subvar storing.
701 (vect_address_analysis): Update caller of vect_object_analysis.
703 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
705 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
706 (STMT_VINFO_SUBVARS): New macro.
708 * common.opts: add flag_tree_salias.
710 * opts.c (decode_options): flag_tree_salias defaults to on.
712 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
714 * doc/tree-ssa.texi: Document structural alias analysis.
716 2005-03-12 Steven Bosscher <stevenb@suse.de>
718 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
719 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
720 * tree-ssa-operands.c (get_expr_operands): Likewise.
721 (get_expr_operands): Likewise for ERROR_MARK.
723 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
725 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
728 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
731 * tree-ssa-pre.c (compute_avail): Remove local variable val.
732 (mark_operand_necessary): Remove local variable ver.
734 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
737 * value-prof.c (mod_subtract_transform): Remove local variable
740 * builtins.c (fold_builtin_exponent): Take decomposed
741 arguments of CALL_EXPR.
742 (fold_builtin_1): Update a call to fold_builtin_exponent.
744 * builtins.c (fold_builtin_logarithm): Take decomposed
745 arguments of CALL_EXPR.
746 (fold_builtin_1): Update a call to fold_builtin_logarithm.
748 * c-decl.c (c_init_decl_processing): Remove local variables
749 ptr_ftype_void and ptr_ftype_ptr.
751 * gimplify.c (gimplify_expr): Remove local variables r0 and
754 * reg-stack.c (move_for_stack_reg): Remove local variable
756 (compare_for_stack_reg): Remove local variable flags_user.
757 (convert_regs_1): Remove local variable deleted.
759 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
761 (combine_blocks): Remove local variables exits and new_e.
763 * tree-inline.c (expand_call_inline): Remove local variable
766 * tree-ssa-live.c (create_ssa_var_map,
767 calculate_live_on_entry): Remove local variable snn.
769 2005-03-12 Geoffrey Keating <geoffk@apple.com>
771 * c-lex.c (c_lex_with_flags): Add parameter to call to
774 2005-03-11 Per Bothner <per@bothner.com>
776 * c-tree.h (struct c_declarator): New id_loc field.
777 * c-pragma.h (c_lex_with_flags): Take position reference.
778 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
779 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
780 (c_lex): Pass dummy location to c_lex_with_flags.
781 * c-parser.c (c_lex_one_token): Set c_token's location using
782 c_lex_with_flags, instead of input_location, which might be "ahead".
783 (c_parser_direct_declarator): Set declarator's id_loc from
785 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
786 declarator's id_loc, rather than probably-imprecise input_location.
787 (build_id_declarator): Initialize c_declarator's id_loc field.
789 2005-03-11 Roger Sayle <roger@eyesopen.com>
792 * builtins.c (expand_builtin_signbit): Force the signbit's word
793 into an integer register to avoid SUBREGs of floating point modes.
795 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
797 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
798 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
799 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
800 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
802 2005-03-11 David Edelsohn <edelsohn@gnu.org>
804 PR rtl-optimization/20306
805 * expr.c (emit_move_complex): Set try_int false if mode is
806 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
807 emit_block_move if try_int is true.
809 2005-03-11 Richard Henderson <rth@redhat.com>
812 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
813 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
816 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
818 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
819 (TARGET_FIX_VR4130): New macro.
820 (TARGET_OPTIONS): Add -mfix-vr4130.
821 (ISA_HAS_MACCHI): New macro.
822 (ASM_SPEC): Add -mfix-vr4130.
823 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
824 (override_options): Handle mips_fix_vr4130_string.
825 (mips_avoid_hazards): Clear all_noreorder_p
826 if we're working around VR4130 errata and the macc alternatives
828 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
829 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
830 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
831 (MULTILIB_DEFAULTS): Remove leading "march=".
832 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
833 if no architecture option is given.
834 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
836 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
837 * doc/invoke.texi: Document -mfix-vr4130.
839 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
841 * config/mips/mips.c (override_options): Only warn about -mint64
842 deprecation if TARGET_INT64.
844 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
846 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
847 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
848 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
849 are non-specific regarding the nonnull parameter positions.
850 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
851 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
852 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
853 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
855 * builtins.def: Use the non-specific "nonnull" attibute lists.
857 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
859 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
860 single_pred_edge, single_succ, single_pred): Improve comments.
862 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
864 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
865 single_pred_edge, single_succ, single_pred): New inline functions.
866 * bb-reorder.c (rotate_loop, find_traces_1_round,
867 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
868 duplicate_computed_gotos): Use the single_succ/pred functions.
869 * cfganal.c (forwarder_block_p): Ditto.
870 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
871 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
872 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
873 merge_seq_blocks): Ditto.
874 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
875 * cfglayout.c (fixup_reorder_chain): Ditto.
876 * cfgloop.c (mark_single_exit_loops, update_latch_info,
877 canonicalize_loop_headers, verify_loop_structure): Ditto.
878 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
879 mfb_update_loops, create_preheader, force_single_succ_latches,
880 create_loop_notes): Ditto.
881 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
882 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
883 commit_one_edge_insertion, purge_dead_edges,
884 cfg_layout_can_merge_blocks_p): Ditto.
885 * except.c (sjlj_emit_function_enter): Ditto.
886 * flow.c (init_propagate_block_info): Ditto.
887 * function.c (thread_prologue_and_epilogue_insns): Ditto.
888 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
889 insert_insn_end_bb): Ditto.
890 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
891 find_if_case_2): Ditto.
892 * lambda-code.c (perfect_nestify): Ditto.
893 * lcm.c (optimize_mode_switching): Ditto.
894 * loop-doloop.c (doloop_modify): Ditto.
895 * loop-init.c (loop_optimizer_init): Ditto.
896 * loop-iv.c (simplify_using_initial_values): Ditto.
897 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
898 * loop-unswitch.c (unswitch_loop): Ditto.
899 * modulo-sched.c (generate_prolog_epilog): Ditto.
900 * predict.c (combine_predictions_for_insn, estimate_probability,
901 tree_estimate_probability, last_basic_block_p,
902 estimate_bb_frequencies): Ditto.
903 * profile.c (branch_prob): Ditto.
904 * regrename.c (copyprop_hardreg_forward): Ditto.
905 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
906 * tracer.c (layout_superblocks): Ditto.
907 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
908 cfg_remove_useless_stmts_bb, cleanup_control_flow,
909 cleanup_control_expr_graph, disband_implicit_edges,
910 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
911 tree_verify_flow_info, tree_make_forwarder_block,
912 tree_forwarder_block_p, remove_forwarder_block,
913 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
914 * tree-if-conv.c (tree_if_conversion): Ditto.
915 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
916 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
917 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
918 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
919 copy_loop_headers): Ditto.
920 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
921 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
922 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
923 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
924 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
925 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
926 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
927 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
928 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
929 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
930 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
931 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
932 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
933 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
934 slpeel_add_loop_guard): Ditto.
936 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
938 PR tree-optimization/15784
939 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
942 * stmt.c (expand_case): Don't change index_type. Convert minval
945 PR tree-optimization/20130
946 * fold-const.c (fold): Fold x * -1 into -x.
948 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
950 PR rtl-optimization/20331
951 * rtlanal.c (modified_between_p): Check its address first for MEM.
952 (modified_in_p): Likewise.
954 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
956 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
958 2005-03-10 Steven Bosscher <stevenb@suse.de>
960 * expr.c (expand_expr_real_1): If possible, use a conditional
961 move for expanding MIN_EXPR and MAX_EXPR.
962 Use temp for moving around rtx-en.
964 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
967 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
970 2005-03-10 Roger Sayle <roger@eyesopen.com>
972 * builtins.c (expand_builtin_signbit): Extend to handle floating
973 point modes wider than the largest integer type, using the
974 operand_subword_force function to obtain the signbit's word.
976 2005-03-10 Jakub Jelinek <jakub@redhat.com>
979 * combine.c (try_combine): If recog_for_combine added CLOBBERs
980 to NEWI2PAT, fail to combine if they are used by NEWPAT.
982 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
984 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
986 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
988 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
990 (perform_edge_inserts): Unconditionally call
993 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
995 2005-03-10 Bob Wilson <bob.wilson@acm.org>
997 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
999 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1001 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1003 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1005 (rtl_register_value_prof_hooks,
1006 tree_value_profile_transformations,
1007 tree_register_value_prof_hooks): Likewise.
1008 * var-tracking.c (stack_adjust_offset_pre_post,
1009 variable_htab_free, variable_union, dataflow_set_different_2,
1010 count_uses, variable_was_changed, set_frame_base_location,
1011 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1012 vt_add_function_parameters): Likewise.
1013 * varasm.c (named_section_real, named_section, make_decl_rtl,
1014 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1015 const_hash_1, compare_constant, copy_constant, force_const_mem,
1016 output_constant_pool_2, output_constant_pool_1, output_constant,
1017 output_constructor, make_decl_one_only, decl_tls_model,
1018 default_no_named_section, default_elf_select_section_1,
1019 default_unique_section_1): Likewise.
1020 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1021 * vmsdbgout.c (addr_const_to_string): Likewise.
1024 * function.c (struct assign_parm_data_one): Remove last_named
1026 (assign_parm_find_data_types): Don't determine last_named.
1027 Reorder named_parm determination.
1028 (assign_parms): Only setup varargs on the last non-varadic
1031 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1033 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1034 sda base address on medium model.
1036 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1038 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1039 * cfgloop.c (flow_loop_nodes_find): Export.
1040 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1042 * cfgloopmanip.c (fix_loop_structure): New function.
1043 * predict.c (predict_loops): Clean up the loops information.
1044 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1045 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1047 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1048 (rewrite_into_loop_closed_ssa): Declaration changed.
1049 * tree-loop-linear.c (linear_transform_loops): Add argument to
1050 rewrite_into_loop_closed_ssa call.
1051 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1052 * tree-ssa-loop-im.c (move_computations): Ditto.
1053 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1054 * tree-vectorizer.c (vectorize_loops): Ditto.
1055 * tree-optimize.c: Include cfgloop.h.
1056 (execute_todo): Choose whether to call cleanup_tree_cfg or
1057 cleanup_tree_cfg_loop.
1058 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1059 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1060 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1061 cleanup_tree_cfg_loop call.
1062 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1063 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1064 work on part of cfg.
1066 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1069 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1070 with multiple alternatives.
1072 * stmt.c (parse_output_constraint): Fix a typo.
1074 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1076 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1077 assembly directive instead of deprecated "no-generics".
1079 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1081 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1082 for non-offsettable memory references to cope with outstanding reload
1084 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1085 avoid losing outstanding address reloads.
1086 ("reload_outdi", "reload_outdf"): Likewise.
1088 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1090 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1091 code. Add more cbrt transformations.
1093 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1095 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1097 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1099 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1100 NULL_TREE when a given tree is not simplified.
1101 (fold): Return the original tree when any of the functions
1102 mentioned above NULL_TREE.
1104 * fold-const.c (fold_unary, fold_binary): Take decomposed
1105 arguments, code, type, op0, and op1 in case of fold_binary.
1106 (fold): Update calls to fold_unary and fold_binary.
1108 2005-03-09 Roger Sayle <roger@eyesopen.com>
1110 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1111 a fndecl and an arglist instead of a CALL_EXPR, exp.
1113 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1115 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1117 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1119 * expr.c (expand_assignment): Remove orig_to_rtx.
1121 * fold-const.c (int_const_binop): Remove no_overflow.
1123 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1125 * loop-iv.c (get_biv_step_1): Remove lhs.
1127 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1129 * real.c (real_nan): Remove neg.
1131 * function.c (thread_prologue_and_epilogue_insns): Remove i
1134 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1137 * tree-eh.c (tree_could_trap_p): Remove idx.
1139 * tree-into-ssa.c (ann): Remove ann.
1141 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1143 * tree-sra.c (decide_block_copy): Remove inst_count.
1145 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1147 * tree-ssa-loop-im.c (lhs): Remove.
1149 * cfgbuild.c (state, STATE, SET_STATE,
1150 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1152 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1153 (find_basic_blocks): Set the state of each basic block to
1156 2005-03-08 Jeff Law <law@redhat.com>
1158 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1159 goto results in the removal of edges in the CFG, then we need
1160 to recompute dominators.
1162 2005-03-09 Ben Elliston <bje@au.ibm.com>
1164 * c-common.c (c_do_switch_warnings): Comment fix.
1166 2005-03-08 Julian Brown <julian@codesourcery.com>
1168 * Patch from 2005-03-08 reverted for causing regressions and
1169 ppc-darwin bootstrap failure.
1171 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1173 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1174 Define the real function for ppc-darwin.
1175 * c-typeck.c (convert_arguments): Check for target-specific
1176 invalid argument call to unprototyped function.
1177 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1179 * target.h (invalid_arg_for_unprototyped_fn): New field
1181 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1182 default target hook.
1183 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1186 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1188 * c-typeck.c (constructor_stack, constructor_range_stack,
1189 initializer_stack): Make them static.
1191 * cfg.c (rbi_pool): Make it static.
1193 * gimple-low.c (lower_stmt_body): Make it static.
1194 * tree-flow.h: Remove the corresponding prototype. Don't
1197 * sched-deps.c (cache_size): Make it static.
1199 * stor-layout.c (lang_adjust_rli): Make it static.
1201 2005-03-08 Julian Brown <julian@codesourcery.com>
1203 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1204 from being used for symbols with vague linkage when
1205 HAVE_GAS_COMDAT_GROUP is true.
1207 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1209 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1210 nlabel == JUMP_LABEL (jump).
1212 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1214 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1215 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1216 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1217 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1219 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1222 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1223 * c-common.c (handle_returns_twice): New function.
1224 (c_common_attribute_table): Declare eturns_twice' attribute.
1225 * doc/extend.texi: Document eturns_twice' attribute.
1226 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1227 (struct tree_decl): Add returns_twice_flag.
1229 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1231 * tree-ssa-phiopt.c: Fix a comment typo.
1233 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1234 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1235 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1238 2005-03-08 Richard Henderson <rth@redhat.com>
1240 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1241 builtin codes with ctzdi2, clzdi2, popcountdi2.
1242 (struct alpha_builtin_def): Add is_const.
1243 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1244 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1245 (alpha_init_builtins): Init them. Set nothrow and const attributes
1247 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1248 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1249 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1250 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1251 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1252 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1253 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1254 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1255 (TARGET_FOLD_BUILTIN): New.
1256 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1257 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1259 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1261 2005-03-08 Ira Rosen <irar@il.ibm.com>
1263 PR tree-optimization/20122
1264 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1265 condition of access function instead of base.
1267 2005-03-07 Jeff Law <law@redhat.com>
1268 Steven Bosscher <stevenb@suse.de>
1270 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1271 (find_taken_edge): Call find_taken_edge_computed_goto as
1272 appropriate. Allow any gimple invariant rather than just
1273 INTEGER_CST for VAL.
1274 (cleanup_control_flow): Cleanup a computed goto which has turned
1276 (tree_merge_blocks): If block B has any forced labels, move
1277 them to the start of block A.
1278 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1279 computed gotos as well.
1280 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1281 removal of unnecessary computed gotos too.
1282 (lookup_redirection_data): Fix type of INSERT argument. Callers
1285 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1287 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1288 Remove trailing spaces.
1290 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1291 unshare_all_trees): Make them static.
1292 * tree-gimple.h: Remove the corresponding prototypes.
1294 * diagnostic.h: Remove unused prototype
1295 debug_output_buffer.
1296 * modulo-sched.c: Remove unused prototype
1297 set_row_column_for_ps.
1299 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1300 replace_phi_edge_with_variable): Remove unused variable i.
1302 2005-03-07 Per Bothner <per@bothner.com>
1304 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1306 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1309 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1310 bbs on the COND_EXPR instead of the PHI_NODEs.
1311 (candidate_bb_for_phi_optimization): Remove.
1312 (replace_phi_with_stmt): Rename to ...
1313 (replace_phi_edge_with_variable): this and change so that we
1314 replace the phi argument instead of removing the PHI.
1315 (conditional_replacement): Change so we deal with PHI with more
1317 (value_replacement): Likewise.
1318 (abs_replacement): Likewise.
1320 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1322 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1323 output_e500_flip_gt_bit.
1325 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1327 (rs6000_generate_compare): Fix logic to look at the correct bits.
1328 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1330 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1331 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1332 gen_move_from_CR_gt_bit.
1334 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1335 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1336 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1338 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1339 (E500_CR_IOR_COMPARE): New constant.
1341 2005-03-08 Earl Chew <earl_chew@agilent.com>
1342 David Billinghurst <David.Billinghurst@riotinto.com>
1344 * config/i386/host-cygwin.c: New file to support precompiled
1346 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1347 * config.host: Use above files for cygwin host.
1349 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1351 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1352 ordering ops from earlier change.
1354 2005-03-07 Per Bothner <per@bothner.com>
1356 Various fixes to allow us to again build if --enable-mapped-location:
1357 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1358 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1359 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1360 local variable loc. Change logic appropriately.
1361 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1362 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1363 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1364 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1365 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1367 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1369 PR rtl-optimization/19683
1370 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1371 number of bytes, to smallest_int_for_mode. Fix arguments to
1372 REG_CANNOT_CHANGE_MODE_P.
1374 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1376 * reorg.c (relax_delay_slots): Check that the jump is
1377 conditional before trying to invert it.
1379 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1381 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1384 * calls (stack_arg_under_construction): Make it static.
1386 * flow.c (regs_live_at_setjmp): Make it static.
1387 * flow.h: Remove the corresponding prototype.
1389 * reload1.c (reload_startobj, reload_firstobj,
1390 something_needs_operands_changed, reload_inherited,
1391 reload_inheritance_insn, reload_override_in,
1392 reload_spill_index): Make them static.
1394 * recog.c (verify_changes): Make it static.
1395 * recog.h: Remove the corresponding prototype.
1397 * cfgbuild.c (find_sub_basic_blocks): Remove.
1398 * basic-block.h: Remove the corresponding prototype.
1399 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1401 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1403 * tree-ssa-operands.c (check_build_stmt): Remove.
1405 * stor-layout.c (set_alignment): Remove.
1406 * tree.h: Remove the corresponding prototype.
1408 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1410 * tree-ssa-dce.c (control_dependence_map,
1411 visited_control_parents): Make them static.
1413 * cfghooks.c (verify_flow_info): Remove local variable
1416 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1419 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1421 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1423 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1425 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1427 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1428 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1429 PARALLEL for an empty structure.
1431 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1433 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1435 * fold-const.c (fold_binary): Unroll the very first "for"
1438 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1440 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1441 redundant match_code test.
1442 (scc_comparison_operator): Swap match_operand and match_code
1444 (branch_positive_comparison_operator): Same.
1445 (trap_comparison_operator): Use comparison_operator and swap with
1448 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1451 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1452 (out_movhi_r_mr): Read low byte of volatile MEM first.
1453 (out_movhi_mr_r): Write high byte of volatile MEM first.
1455 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1457 * cselib.c (reg_values, reg_values_size): Make them static.
1459 * cse.c (cse_reg_info_table): Make it static.
1461 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1463 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1465 * cse.c (find_best_addr): Use canon_for_address.
1467 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1469 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1470 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1471 SUBREG and MEM, respectively.
1473 * fold-const.c (fold_binary): Use code instead of t.
1475 * fold-const.c (optimize_minmax_comparison): Take decomposed
1476 arguments code, type, op0, and op1 instead of t.
1477 (fold_binary): Update a call to optimize_minmax_comparison.
1479 * fold-const.c (fold_range_test): Take decomposed arguments
1480 code, type, op0, and op1 instead of t.
1481 (fold_binary): Update a call to fold_range_test.
1483 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1484 decomposed arguments code, type, op0, and op1 instead of t.
1485 (fold_binary): Update a call to fold_range_test.
1487 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1489 * fold-const.c (fold_binary): Avoid directly using the original
1490 expression t as much as possible.
1492 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1494 * c-semantics.c (build_stmt): Use TYPE_P instead of
1495 IS_NON_TYPE_CODE_CLASS.
1496 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1497 (NON_TYPE_CHECK): Use TYPE_P instead of
1498 IS_NON_TYPE_CODE_CLASS.
1500 * fold-const.c (fold): Remove handling of binary expressions.
1502 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1504 * doc/c-tree.texi: Wrap comments in @r{}.
1505 * doc/cpp.texi: Likewise.
1506 * doc/cppinternals.texi: Likewise.
1507 * doc/extend.texi: Likewise.
1508 * doc/md.texi: Likewise.
1509 * doc/objc.texi: Likewise.
1510 * doc/sourcebuild.texi: Likewise.
1511 * doc/tm.texi: Likewise.
1514 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1516 * predict.c (apply_return_prediction): Standardize PHI chain
1518 * tree-ssa.c (ssa_redirect_edge): Likewise.
1520 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1521 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1524 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1525 * tree-flow.h: Adjust the prototype for remove_phi_node.
1526 * lambda-code.c (perfect_nestify): Adjust a call to
1529 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1530 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1532 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1533 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1534 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1535 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1537 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1538 of GEN_INT (trunc_int_for_mode (...)).
1539 * loop-iv.c (iv_number_of_iterations): Likewise.
1540 * postreload.c (reload_cse_move2add): Likewise.
1541 * simplify-rtx.c (simplify_const_unary_operation,
1542 simplify_const_binary_operation): Likewise.
1543 * stor-layout.c (get_mode_bounds): Likewise.
1545 * fold-const.c (fold_binary): New.
1546 (fold): Call fold_binary on binary expressions.
1548 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1550 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1551 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1552 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1553 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1554 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1556 2005-03-04 Devang Patel <dpatel@apple.com>
1558 PR tree-optimization/18815
1559 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1560 loops with zero exit edges.
1562 2005-03-04 Devang Patel <dpatel@apple.com>
1564 * doc/invoke.texi: Remove reference to webpage that does not exist.
1566 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1567 Joseph S. Myers <joseph@codesourcery.com>
1570 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1571 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1572 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1573 * pa.c (get_plabel): Change argument to symbol_ref. Call
1574 maybe_get_identifier instead of get_identifier.
1575 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1576 (struct deferred_plabel): Replace name field with symbol field.
1577 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1578 ASM_OUTPUT_EXTERNAL_REAL is defined.
1579 (output_global_address): Use output_addr_const for output of all
1581 (output_deferred_plabels): Use symbol_ref instead of name for address
1583 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1584 ASM_OUTPUT_SYMBOL_REF): New macros.
1585 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1587 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1590 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1592 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1593 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1595 2005-03-04 Jeff Law <law@redhat.com>
1597 * basic-block.h (rediscover_loops_after_threading): Declare.
1598 * tree-ssa-dom.c: Include cfgloop.h.
1599 (tree_ssa_dominator_optimize): Discover loops and some basic
1600 properties. Remove forwarder blocks recreated by loop header
1601 canonicalization. Also mark backedges in the CFG.
1602 * tree-ssa-threadupdate.c: Include cfgloop.h
1603 (rediscover_loops_after_threading): Define.
1604 (struct local_info): New field, JUMP_THREADED.
1605 (prune_undesirable_thread_requests): New function.
1606 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1607 then record that fact for the callers of redirct_edges.
1608 (thread_block): If BB has incoming backedges, then call
1609 prune_undesirable_thraed_requests. Note when we are
1610 going to have to rediscover loop information. Return a
1611 boolean indicating if any jumps were threaded.
1612 (thread_through_all_blocks): Bubble up boolean indicating
1613 if any jumps were threaded.
1614 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1615 (tree-ssa-threadupdate.o): Similarly.
1617 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1619 * fold-const.c (fold_ternary): Unroll the "for" loop to
1622 2005-03-04 Andrew Haley <aph@redhat.com>
1624 * unwind-dw2-fde-glibc.c (struct
1625 unw_eh_callback_data.check_cache): New field.
1626 (frame_hdr_cache): New.
1627 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1628 Cache frame header info.
1630 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1632 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1633 (print_c_condition): Declare.
1634 * read-rtl.c (ptr_loc): New structure.
1635 (ptr_locs, ptr_loc_obstack, joined_conditions)
1636 (joined_conditions_obstack): New variables.
1637 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1638 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1639 (join_c_conditions, print_c_condition): New functions.
1640 (apply_macro_to_string): Associate the new string with the same
1641 source location as the old one.
1642 (add_condition_to_string): Use join_c_conditions.
1643 (read_string): Use set_rtx_ptr_loc to record a filename and line
1644 number for the string.
1645 (read_rtx): Initialize the new variables above.
1646 * genattrtab.c (write_test_expr, write_attr_value): Use
1648 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1649 comment above the GCC_VERSION check.
1650 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1651 Inline the definition of MAYBE_EVAL.
1652 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1653 * genoutput.c (process_template): Likewise.
1654 * genpreds.c (write_predicate_subfunction): Likewise.
1655 (write_predicate_expr): Use print_c_condition.
1656 * genrecog.c (write_cond): Likewise.
1657 * gensupport.c (process_rtx): Use join_c_conditions to join the
1658 conditions of a define_insn_and_split. Record a source location
1659 for the string after the "&&".
1660 (alter_test_for_insn): Use join_c_conditions.
1662 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1665 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1666 PR tree-optimization/15784
1667 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1670 2005-03-04 Ben Elliston <bje@au.ibm.com>
1672 * gcc.c (option_map): Add --coverage.
1673 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1674 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1675 * config/darwin.h: Pass -lgcov for `coverage'.
1676 * doc/invoke.texi (Debugging Options): Document --coverage.
1678 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1680 * gcse.c (bypass_block): Use find_edge wherever possible.
1682 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1686 * c-opts.c (c_common_parse_file): Call start_source_file
1687 and end_source_file at the approriate times.
1689 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1690 the main file, it will be done for us now.
1692 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1694 * fold-const.c (fold_ternary): New.
1695 (fold): Call fold_ternary on ternary expressions. Remove
1696 handling of ternary expressions.
1698 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1700 PR tree-optimization/15784
1701 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1704 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1706 * config/rs6000/predicates.md (branch_comparison_operator):
1707 Convert from C block to conditional format.
1709 2005-03-03 Jan Hubicka <jh@suse.cz>
1711 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1712 and non-constant public variables.
1714 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1716 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1719 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1722 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1723 calls to release_ssa_name and release_phi_node.
1725 * fold-const.c (fold): Remove handling of unary expressions.
1727 * fold-const.c (fold_unary): Avoid directly using the original
1728 expression t as much as possible.
1730 2005-03-03 Roger Sayle <roger@eyesopen.com>
1731 Andrew Pinski <pinskia@physics.uc.edu>
1733 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1734 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1736 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1738 Describe special registers SRP and MOF as allocatable registers.
1739 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1740 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1741 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1742 TARGET_HAS_MUL_INSNS.
1743 (cris_print_operand) <case 'd'>: New case.
1744 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1745 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1747 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1748 (REG_ALLOC_ORDER): Update for MOF.
1749 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1751 (GENERAL_REGS): No longer a define of ALL_REGS.
1752 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1753 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1755 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1756 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1757 (SECONDARY_RELOAD_CLASS): Define.
1758 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1759 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1760 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1761 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1762 (REGISTER_MOVE_COST): Define.
1763 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1764 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1765 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1766 (CRIS_MOF_REGNUM): New define_constants.
1767 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1769 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1771 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1772 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1773 Adjust for MOF being properly described as a register.
1774 (indir_to_reg_split): Name this split. Conditionalize on the
1775 destination register being a general register.
1776 (movei): Conditionalize on on operands 0 and 1 having the same
1779 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1782 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1783 -mcpu to override any other explicitly given flags.
1785 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1787 * recog.c (verify_changes, confirm_change_group): New functions,
1788 broken out of apply_change_group.
1789 (apply_change_group): Use them.
1790 * recog.h (verify_change, confirm_change_group): Declare.
1791 * rtl.h (redirect_jump_2): Declare.
1792 * jump.c (redirect_exp, invert_exp): Delete.
1793 (invert_exp_1): Take second parameter. Return value. Changed caller.
1794 (redirect_jump_2): New function, broken out of redirect_jump.
1795 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1796 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1797 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1799 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1801 * varasm.c (named_section): Use xstrdup rather than doing it by
1804 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1806 2005-03-02 Devang Patel <dpatel@apple.com>
1808 Undo PR tree-optimization/18815 fix.
1810 2005-03-02 Devang Patel <dpatel@apple.com>
1812 PR tree-optimization/18815
1813 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1814 loops with zero exit edges.
1816 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1818 * cfg.c (connect_src, connect_dest, disconnect_src,
1819 disconnct_dest): New.
1820 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1821 redirect_edge_pred): Use the new functions.
1823 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1824 free_dominance_info only when needed.
1826 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1829 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1830 (reg_or_sub_cint64_operand): Same.
1832 2005-03-02 Jeff Law <law@redhat.com>
1834 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1835 CFG_ALTERED in the main DOM iteration loop.
1837 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1840 * varasm.c (initializer_constant_valid_p): Allow conversions
1841 between OFFSET_TYPEs. Tidy.
1843 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1845 * config/cris/cris.md ("return"): Remove epilogue delay list
1848 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1850 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1852 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1854 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1856 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1857 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1858 config/m68k/m68k.c, config/mips/mips.h,
1859 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1860 doc/include/gcc-common.texi: Update copyright.
1862 PR middle-end/18029 and PR middle-end/18030
1863 * expr.c (optimize_bitfield_assignment_op): Add a special case
1864 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1866 * fold-const.c (fold_unary): New.
1867 (fold): Call fold_unary on unary expressions.
1869 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1871 * cgraph.h (struct cgraph_edge): Add prev_caller and
1873 (cgraph_node_remove_callees): Export.
1874 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1876 (cgraph_edge_remove_callee): New function.
1877 (cgraph_edge_remove_caller): Likewise.
1878 (cgraph_remove_edge): Use.
1879 (cgraph_redirect_edge_callee): Likewise.
1880 (cgraph_node_remove_callees): New function.
1881 (cgraph_node_remove_callers): Likewise.
1882 (cgraph_remove_node): Use.
1883 * tree-optimize.c (tree_rest_of_compilation): Use
1884 cgraph_node_remove_callees instead of manual loop.
1885 * cgraphunit.c (cgraph_finalize_function): Likewise.
1886 (cgraph_expand_function): Likewise.
1887 (cgraph_remove_unreachable_nodes): Likewise.
1889 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1892 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1894 * c-decl.c (undeclared_variable): Take location as argument.
1895 * c-typeck.c (build_external_ref): Likewise.
1896 * c-parser.c (c_parser_postfix_expression): Pass location of
1897 identifier to build_external_ref.
1899 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1901 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1902 CCEQ mode for branch_positive_comparison_operator test.
1903 * config/rs6000/predicates (branch_comparison_operator): Revert to
1905 (scc_comparison_operator): Same.
1906 (branch_positive_comparison_operator): Same.
1908 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1910 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1911 (cris_delay_slots_for_epilogue): Remove.
1912 (save_last): Move into cris_target_asm_function_epilogue.
1913 (cris_target_asm_function_epilogue): Remove tests for file being
1915 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1916 (cris_delay_slots_for_epilogue): Remove prototypes.
1917 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1918 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1920 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1922 * config/rs6000/predicates.md (branch_comparison_operator): Change
1923 to define_special_predicate.
1924 (scc_comparison_operator): Same.
1925 (branch_positive_comparison_operator): Same.
1927 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1929 * Makefile.in (tree-ssa-sink.o): New.
1930 (OBJS-common): Add tree-ssa-sink.o.
1931 * common.opt: Add -ftree-sink
1932 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1933 * timevar.def (TV_TREE_SINK): new timevar.
1934 * tree-flow.h (is_hidden_global_store): Prototype.
1935 * tree-optimize.c (init_tree_optimization_passes): Add
1937 * tree-pass.h (pass_sink_code): New.
1938 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1939 for non-obvious global store store to is_hidden_global_store, and
1940 call that new function.
1941 * tree-ssa-sink.c: New file.
1942 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1943 * doc/passes.texi: Document forward store motion.
1944 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1945 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1946 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1947 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1949 2005-03-01 Per Bothner <per@bothner.com>
1951 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1952 and we have a non-zero column-number, add it to the message.
1953 Also factor out the diagnostic_kind_text.
1955 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1957 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1958 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1959 flow_loop_scan): Removed.
1960 (flow_loop_dump): Do not dump removed fields.
1961 (flow_loop_free): Do not free removed fields.
1962 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1963 (loop_exit_edge_p): New function.
1964 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1965 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1966 num_exits, exits_doms.
1967 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1968 LOOP_EDGES, LOOP_ALL): Removed.
1969 (flow_loop_scan): Declaration removed.
1970 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1971 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1973 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1974 (if_convert): Call flow_loops_find and flow_loops_free
1975 when calling mark_loop_exit_edges.
1976 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1977 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1978 free_dominance_info calls.
1979 * loop-init.c (flow_loops_find): Ditto.
1980 * passes.c (rest_of_handle_branch_prob): Ditto.
1981 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1982 * loop-unroll.c (analyze_insns_in_loop): Do not use
1984 * predict.c (predict_loops): Do not call flow_loop_scan.
1985 Use get_loop_exit_edges.
1986 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1987 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1988 Do not use EDGE_LOOP_EXIT.
1989 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1990 to bb_with_exit_edge_p.
1991 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1992 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1993 to bb_with_exit_edge_p.
1994 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1996 * tree-loop-linear.c (linear_transform_loops): Do not call
1997 flow_loop_scan. Use loop->single_exit.
1998 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1999 (vect_analyze_loop_form): Do not call flow_loop_scan.
2000 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2002 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2004 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2005 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2006 slpeel_tree_duplicate_loop_to_edge_cfg,
2007 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2008 Use loop_preheader_edge and loop->single_exit. Do not call
2011 2005-03-01 Nick Clifton <nickc@redhat.com>
2013 * config/arm/arm.c (thumb_find_work_register): Check all of the
2014 argument registers to see if they are free, and a couple of
2015 special cases where the last argument register but can be proved
2016 to be available during the function's prologue.
2017 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2018 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2019 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2021 (thumb_compute_save_reg_mask): Likewise. Also use
2022 thumb_find_work_register() to ensure that there is agreement about
2023 which work register is going to be used in the prologue.
2024 (thumb_output_function_prologue): Use unsigned long as the type
2025 for the register bit-mask. Also delay pushing the link register if
2026 other high registers are going to be pushed.
2027 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2028 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2029 redundant prototypes.
2031 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2034 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2035 and after reload in REG+REG indexed addresses without REG_POINTER
2036 set in the base and not set in the index.
2038 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2040 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2041 Don't undefine here.
2042 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2043 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2044 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2045 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2046 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2048 * config.gcc (sh*-*-linux*): Use config/linux.h.
2050 2005-02-28 Dale Johannesen <dalej@apple.com>
2051 Stan Shebs <shebs@apple.com>
2053 Rewrite of 64-bit Darwin structure-by-value pass/return.
2054 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2055 intoffset, use_stack, named.
2056 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2057 (rs6000_darwin64_record_arg_advance_flush): New.
2058 (rs6000_darwin64_record_arg_advance_recurse): New.
2059 (rs6000_darwin64_record_arg_flush): New.
2060 (rs6000_darwin64_record_arg_recurse): New.
2061 (rs6000_darwin64_record_arg): New.
2062 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2063 (function_arg_boundary): Handle 128-bit aligned structs.
2064 (function_arg_advance): Rewrite darwin64 struct handling.
2065 (function_arg): Call rs6000_darwin64_record_arg.
2066 (function_arg_partial_nregs): Handle darwin64 structs.
2067 (rs6000_darwin64_function_value): Remove.
2068 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2070 2005-02-28 Roger Sayle <roger@eyesopen.com>
2072 PR tree-optimization/20216
2073 * tree-chrec.c (tree_fold_factorial): Delete.
2074 (tree_fold_binomial): Change argument list to take a return type
2075 and change the type of K to unsigned int. Rewrite to avoid explicit
2076 evaluation of factorials, and (recursively) calling fold to perform
2077 compile-time arithmetic. Return NULL on (internal) overflow.
2078 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2079 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2080 if any intermediate calculation overflows.
2081 (chrec_apply): Update call to chrec_evaluate.
2083 2005-02-28 James E Wilson <wilson@specifixinc.com>
2085 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2087 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2090 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2091 instead of NULL_TREE on error.
2093 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2095 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2096 (EASY_VECTOR_15_ADD_SELF): Remove.
2097 (num_insns_constant_wide): Not static.
2098 (validate_condition_mode): Not static.
2099 (toc_relative_expr_p): Not static.
2100 (legitimate_indirect_address_p): Not static.
2101 (macho_lo_sum_memory_operand): Not static.
2102 (invalid_e500_subreg): Not static.
2103 (easy_vector_same): Not static.
2104 (easy_vector_splat_const): Not static.
2105 (RS6000_SYMBOL_REF_TLS_P): Remove.
2106 (any_operand): Delete.
2107 (any_parallel_operand): Delete.
2108 (count_register_operand): Delete.
2109 (altivec_register_operand): Delete.
2110 (xer_operand): Delete.
2111 (s8bit_cint_operand): Delete.
2112 (short_cint_operand): Delete.
2113 (u_short_cint_operand): Delete.
2114 (non_short_cint_operand): Delete.
2115 (exact_log2_cint_operand): Delete.
2116 (gpc_reg_operand): Delete.
2117 (cc_reg_operand): Delete.
2118 (cc_reg_not_cr0_operand): Delete.
2119 (reg_or_short_operand): Delete.
2120 (reg_or_neg_short_operand): Delete.
2121 (reg_or_aligned_short_operand): Delete.
2122 (reg_or_u_short_operand): Delete.
2123 (reg_or_cint_operand): Delete.
2124 (reg_or_arith_cint_operand): Delete.
2125 (reg_or_add_cint64_operand): Delete.
2126 (reg_or_sub_cint64_operand): Delete.
2127 (reg_or_logical_cint_operand): Delete.
2128 (got_operand): Delete.
2129 (got_no_const_operand): Delete.
2130 (easy_fp_constant): Delete.
2131 (easy_vector_constant): Delete.
2132 (easy_vector_constant_add_self): Delete.
2133 (zero_constant): Delete.
2134 (zero_fp_constant): Delete.
2135 (volatile_mem_operand): Delete.
2136 (offsettable_mem_operand): Delete.
2137 (mem_or_easy_const_operand): Delete.
2138 (add_operand): Delete.
2139 (non_add_cint_operand): Delete.
2140 (logical_operand): Delete.
2141 (non_logical_cint_operand): Delete.
2142 (mask_operand): Delete.
2143 (mask_operand_wrap): Delete.
2144 (mask64_operand): Delete.
2145 (mask64_2_operand): Delete.
2146 (and64_operand): Delete.
2147 (and64_2_operand): Delete.
2148 (and_operand): Delete.
2149 (reg_or_mem_operand): Delete.
2150 (lwa_operand): Delete.
2151 (symbol_ref_operand): Delete.
2152 (call_operand): Delete.
2153 (current_file_function_operand): Delete.
2154 (input_operand): Delete.
2155 (rs6000_nonimmediate_operand): Delete.
2156 (rs6000_tls_symbol_ref): Delete.
2157 (save_world_operation): Delete.
2158 (restore_world_operation): Delete.
2159 (load_multiple_operation): Delete.
2160 (store_multiple_operation): Delete.
2161 (vrsave_operation): Delete.
2162 (mfcr_operation): Delete.
2163 (mtcrf_operation): Delete.
2164 (lmw_operation): Delete.
2165 (stmw_operation): Delete.
2166 (branch_comparison_operator): Delete.
2167 (branch_positive_comparison_operator): Delete.
2168 (scc_comparison_operator): Delete.
2169 (trap_comparison_operator): Delete.
2170 (boolean_operator): Delete.
2171 (boolean_or_operator): Delete.
2172 (min_max_operator): Delete.
2173 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2174 (EASY_VECTOR_15): Moved to here.
2175 (EASY_VECTOR_15_ADD_SELF): Move to here.
2176 (PREDICATE_CODES): Delete.
2177 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2178 Declare functions no longer static.
2179 * config/rs6000/predicates.md: New.
2180 * config/rs6000/rs6000.md: Include predicates.md
2182 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2184 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2185 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2187 * cfgrtl.c (need_fake_edge_p): Likewise.
2188 * combine.c (distribute_notes): Likewise.
2189 * emit-rtl.c (try_split): Likewise.
2190 * recog.c (peephole2_opimize): Likewise.
2191 * reg-notes.def (ALWAYS_RETURN): Remove.
2192 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2193 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2194 * tree.h (ECF_ALWAYS_RETURN): Remove.
2196 2005-02-28 Roger Sayle <roger@eyesopen.com>
2199 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2200 between different machine modes is never a "useless" conversion.
2202 2005-02-28 Geert Bosch <bosch@gnat.com>
2205 * doc/contrib.texi: List contributors for Ada front end
2207 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2209 * simplify-rtx.c (simplify_unary_operation_1,
2210 simplify_const_unary_operation): New, extracted from...
2211 (simplify_unary_operation): ... this one.
2212 (simplify_binary_operation_1,
2213 simplify_const_binary_operation): New, extracted from...
2214 (simplify_binary_operation): ... this one.
2215 * rtl.h (simplify_const_unary_operation,
2216 simplify_const_binary_operation): Add prototypes.
2218 2005-02-28 Julian Brown <julian@codesourcery.com>
2220 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2221 building libjava and caused PR regression/20228.
2223 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2226 * Makefile.in (host_subdir): New.
2227 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2228 * configure: Regenerate.
2230 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2232 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2233 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2234 installation directory first.
2236 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2239 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2240 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2241 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2242 * config/cris/cris.md: Tweak comments referring to Q.
2243 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2244 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2245 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2246 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2247 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2248 Insert spaces in constraints to align alternatives vertically for
2250 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2253 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2255 PR rtl-optimization/17728
2256 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2257 operand 0 from general_operand to move_dest_operand.
2259 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2261 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2262 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2263 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2264 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2266 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2268 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2269 * configure: Regenerate.
2270 * libada-mk.in: Remove CC; rename
2271 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2273 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2276 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2277 for the lhs, also walk over the tree. Likewise for rhs.
2279 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2281 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2282 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2283 Do not propagate value of iv before increment over the increment.
2285 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2287 * c-parser.c: New file.
2288 * c-parse.in: Remove.
2289 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2291 (c-parser.o): Add dependencies.
2292 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2293 maintainer-clean, TAGS): Update.
2294 * c-config-lang.in (gtfiles): Update.
2295 * gengtype-lex.l: Don't handle "@@".
2296 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2297 objc_build_synchronized, objc_begin_try_stmt,
2298 objc_begin_catch_clause, objc_finish_catch_clause,
2299 objc_build_finally_clause, objc_finish_try_stmt): New.
2300 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2302 (c_parse_init): Update comment.
2303 * c-decl.c (c_init_decl_processing): Update comment.
2304 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2305 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2306 new c_declspecs members.
2308 2005-02-25 Julian Brown <julian@codesourcery.com>
2310 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2311 from being used for symbols with vague linkage when
2312 HAVE_GAS_COMDAT_GROUP is true.
2314 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2316 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2318 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2321 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2322 (LIBGCC2_HAS_DF_MODE): New.
2323 (LIBGCC2_HAS_XF_MODE): New.
2324 (LIBGCC2_HAS_TF_MODE): New.
2325 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2326 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2327 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2328 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2329 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2330 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2331 and add _fixtfdi, _fixunstfdi, _floatditf
2332 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2333 L_fixunstfdi, L_floatditf.
2334 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2335 (LIBGCC2_HAS_TF_MODE): Define.
2337 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2339 PR tree-optimization/20204
2340 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2341 REWRITE_THIS_STMT markers on PHI nodes.
2342 (rewrite_initialize_block): Likewise.
2344 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2346 * version.c (version_string): Update to 4.1.
2348 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2350 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2351 Clarify that the alternative way doesn't work in GNU C++.
2353 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2355 PR tree-optimization/19937
2356 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2357 to the type of the induction variable.
2359 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2361 PR rtl-optimization/20117
2362 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2363 the block including noncopyable insn.
2365 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2367 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2368 calls to find_reg_note.
2370 2005-02-24 Richard Henderson <rth@redhat.com>
2373 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2376 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2378 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2379 vector types if to use base reg for misaligned non-word ld/std.
2381 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2384 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2385 dwarf2 label manually and put it after, not before the prologue.
2387 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2390 * reload.c (operands_match_p): Only increment register number for
2391 SCALAR_INT_MODE_P modes in multiple hard registers.
2393 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2396 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2398 * ChangeLog.5: Fix log message typo(s).
2399 * ChangeLog.7: Likewise.
2400 * ChangeLog.tree-ssa: Likewise.
2401 * cfgexpand.c: Fix comment typo(s).
2402 * conflict.c: Likewise.
2403 * defaults.h: Likewise.
2404 * dwarf2out.c: Likewise.
2406 * ggc-page.c: Likewise.
2407 * tree-eh.c: Likewise.
2408 * tree-ssa-dom.c: Likewise.
2410 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2413 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2414 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2415 if SHARED is defined.
2418 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2419 allow splitting only if operands 0 and 3 don't overlap.
2421 2005-02-24 Richard Henderson <rth@redhat.com>
2424 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2425 (fold_builtin_1): Call them.
2426 * fold-const.c (fold_complex_mult_parts): Split out from ...
2427 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2428 (fold_complex_div_parts, fold_complex_div): New.
2430 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2432 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2434 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2435 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2437 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2438 (print_node): Likewise.
2439 Print TYPE_SIZES_GIMPLIFIED.
2441 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2443 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2444 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2445 operands as commutative in constraints.
2447 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2449 * tree-into-ssa.c: Re-organize internal functions.
2451 2005-02-24 Richard Henderson <rth@redhat.com>
2454 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2456 * common.opt (fcx-limited-range): New.
2457 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2458 * toplev.c (flag_complex_method): Initialize to 1.
2459 (process_options): Set flag_complex_method to 0 if
2460 flag_cx_limited_range.
2461 * doc/invoke.texi (-fcx-limited-range): New.
2463 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2465 * cse.c (delete_trivially_dead_insns): Speed up by using
2466 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2469 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2471 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2472 functions when -mid-shared-library is being used.
2474 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2476 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2477 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2478 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2479 * system.h: Poison LINK_LIBGCC_SPECIAL.
2481 2005-02-23 James E Wilson <wilson@specifixinc.com>
2483 * gengtype.c (note_insn_name): Make 1 element larger.
2485 2005-02-23 Roger Sayle <roger@eyesopen.com>
2488 PR rtl-optimization/20097
2489 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2490 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2492 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2494 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2495 * t-aix52 (SHLIB_INSTALL): Same.
2497 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2499 * genpreds.c: Update copyright.
2501 2005-02-23 Michael Beach <michaelb@ieee.org>
2504 * config/sparc/t-elf (startup files): Assemble with CPP.
2506 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2508 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2509 (write_predicate_expr): Likewise.
2511 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2513 PR tree-optimization/20100
2514 PR tree-optimization/20115
2515 * tree-optimize.c (init_tree_optimization_passes): Remove
2516 pass_maybe_create_global_var.
2517 * tree-pass.h (pass_maybe_create_global_var): Remove.
2518 * tree-ssa-alias.c (aliases_computed_p): Declare.
2519 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2520 (count_calls_and_maybe_create_global_var): Remove.
2521 (pass_maybe_create_global_var): Remove.
2522 (init_alias_info): Do not declare aliases_computed_p.
2523 (maybe_create_global_var): If the function contains no
2524 call-clobbered variables and a mix of pure/const and regular
2525 function calls, create .GLOBAL_VAR.
2526 Mark all call-clobbered variables for renaming.
2527 (merge_pointed_to_info): Update comment.
2528 (add_pointed_to_var): Likewise.
2529 (is_escape_site): Likewise.
2530 Accept struct alias_info * instead of size_t *.
2532 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2534 * tree-ssa-operands.c (get_call_expr_operands): If
2535 ALIASES_COMPUTED_P is false, do not add call-clobbering
2537 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2538 (delete_tree_ssa): Likewise.
2540 2005-02-22 James E Wilson <wilson@specifixinc.com>
2542 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2543 (do_compile): Do call it here.
2545 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2547 PR rtl-optimization/20017.
2548 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2549 rest_of_handle_cse2, rest_of_handle_gcse): Call
2550 delete_dead_jumptables immediately before calling cleanup_cfg.
2552 2005-02-22 Devang Patel <dpatel@apple.com>
2555 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2558 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2560 * config/rs6000/aix.h (WINT_TYPE): Define.
2562 2005-02-22 Stan Shebs <shebs@apple.com>
2564 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2565 natural alignment for 64-bit Darwin.
2566 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2568 * doc/invoke.texi: Document this.
2570 2005-02-22 DJ Delorie <dj@redhat.com>
2572 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2573 to make_[un]signed_type, not the mode itself.
2575 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2577 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2578 not available. Use tail calls wherever possible.
2579 (make_edge): Call unchecked_make_edge to create an edge.
2581 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2582 (coalesce_ssa_name): Don't check for
2583 SSANORM_USE_COALESCE_LIST.
2584 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2586 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2588 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2589 (rewrite_into_ssa): ... here.
2591 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2593 PR tree-optimization/19786
2594 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2595 tag to another's may-alias bitmap when adding to the other's list.
2597 2005-02-21 DJ Delorie <dj@redhat.com>
2599 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2600 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2601 registers in unsupported ways.
2602 * expmed.c (init_expmed): Likewise.
2604 2005-02-21 Stan Cox <scox@redhat.com>
2606 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2608 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2610 * tree-cfg.c (fold_cond_expr_cond): New.
2611 (make_edges): Call fold_cond_expr_cond.
2612 (find_taken_edge): Accept nothing but INTEGER_CST.
2613 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2615 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2617 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2618 that do not belong to any basic block.
2620 2005-02-21 Jeff Law <law@redhat.com>
2622 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2625 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2627 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2628 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2629 Adjust their definitions.
2630 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2631 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2633 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2634 genautomata.c, langhooks.c, langhooks.h, system.h,
2635 config/arm/lib1funcs.asm: Update copyright.
2637 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2639 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2641 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2644 * doc/install.texi: Document --with-gc.
2646 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2648 * simplify-rtx.c (simplify_unary_operation): Add a missing
2651 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2653 PR tree-optimization/18663
2654 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2655 if the type has variable bounds.
2657 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2659 * gcse.c: Remove an obsolete comment.
2661 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2663 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2665 * doc/extend.texi (Function Attributes) <Attribute const>: The
2666 attribute "pure" is below this text, not above.
2668 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2670 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2671 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2672 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2674 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2677 * langhooks.h (struct lang_hooks): Add to_target_charset.
2678 * langhooks.c (lhd_to_target_charset): New function.
2679 * langhooks-def.h: Declare lhd_to_target_charset.
2680 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2681 (LANG_HOOKS_INITIALIZER): Update.
2682 * c-common.c (c_common_to_target_charset): New function.
2683 * c-common.h: Declare it.
2684 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2685 c_common_to_target_charset.
2687 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2688 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2690 * system.h: Poison them.
2691 * doc/tm.texi: Don't discuss them.
2692 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2693 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2694 (pp_c_char): Do not attempt to generate letter escapes for
2696 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2697 * config/mips/mips.c (mips_output_ascii): Likewise.
2699 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2701 PR tree-optimization/19951
2702 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2705 2005-02-19 Steven Bosscher <stevenb@suse.de>
2708 * function.h (struct function): New field `max_loop_depth'.
2709 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2710 (flow_loops_find): Reset the max loop depth count before finding loops.
2711 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2712 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2713 (calculate_global_regs_live): Make sure the loop will terminate
2714 when the initial sets are not empty.
2716 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2718 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2720 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2722 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2725 * doc/invoke.texi: Remove documentation of %M spec.
2727 (init_spec): Remove %M suffix from -lgcc_s.
2728 (do_spec_1): Remove 'M' case.
2729 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2730 to put shared libraries in the multilib directory. Remove the
2731 shlib_so_soname substitution variable. Don't add a multilib encoding
2732 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2733 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2734 SHLIB_INSTALL as well as SHLIB_LINK.
2735 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2736 (SHLIB_NAME): Delete.
2737 (SHLIB_DIR): New macro.
2738 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2739 (SHLIB_INSTALL): Adjust accordingly.
2740 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2741 * config/t-slibgcc-sld: Likewise.
2742 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2743 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2744 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2746 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2747 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2748 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2749 Use @shlib_base_name@ instead of @shlib_so_name@.
2750 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2751 and @shlib_base_name@.so in @multilib_dir@.
2752 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2753 to the install path.
2754 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2755 (SHLIB_LINK): Remove previous workaround.
2756 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2757 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2758 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2760 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2761 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2762 (SHLIB_INSTALL): Adjust accordingly.
2763 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2764 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2765 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2766 config/t-slibgcc-elf-ver.
2768 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2769 Jakub Jelinek <jakub@redhat.com>
2771 PR tree-optimization/19828
2772 * tree-ssa-loop-im.c: Add a TODO comment.
2773 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2774 without side-effects.
2776 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2778 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2781 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2783 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2784 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2785 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2787 (ia64_reorg): Delete fixup_errata call.
2788 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2789 (TARGET_SWITCHES): Delete -mb-step entry.
2791 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2794 * c-typeck.c (composite_type): Handle quals in transparent unions.
2795 (type_lists_compatible_p): Likewise.
2797 2005-02-18 Stan Shebs <shebs@apple.com>
2799 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2800 expressions in the .literal8 section.
2802 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2804 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2806 2005-02-18 Roger Sayle <roger@eyesopen.com>
2808 * fold-const.c (constant_boolean_node): Always create values of the
2809 specified type, don't bother calling truthvalue_conversion.
2811 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2813 * except.c (output_function_exception_table): Call
2814 assemble_external_libcall (eh_personality_libfunc).
2816 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2819 * config/ia64/ia64.h (struct machine_function): Add state_num.
2820 * config/ia64/ia64.c (process_epilogue,
2821 process_for_unwind_directive): Use new unwind state numbers each
2822 time rather than state 1.
2824 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2827 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2828 before the "*llgt_didi" pattern.
2830 2005-02-18 Jason Merrill <jason@redhat.com>
2832 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2834 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2836 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2837 (div0): Use it in place of ARM_FUNC_ALIAS.
2838 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2840 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2843 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2844 access, the lower bound of the array type if it exists.
2846 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2849 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2850 cases that are out-of-range for the index type.
2852 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2854 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2855 (estimate_case_costs): Don't call convert.
2856 * expmed.c (expand_shift): Likewise.
2857 (make_tree): Call fold_convert instead of convert.
2859 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2862 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2863 that ref to be marked MEM_READONLY_P doesn't have base that needs
2866 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2868 * genautomata.c (output_get_cpu_unit_code_func,
2869 output_cpu_unit_reservation_p): Don't generate old-style function
2872 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2875 PR tree-optimization/20009
2876 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2878 PR tree-optimization/18947
2879 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2880 inline, remove all nodes that are inlined into the extern inline
2883 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2885 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2886 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2887 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2888 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2891 2005-02-17 Roger Sayle <roger@eyesopen.com>
2893 PR tree-optimization/19917
2894 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2895 to be potentially trapping.
2897 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2899 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2901 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2903 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2904 tem becomes a local variable which is set to the value of the
2905 back end defined INITIAL_FRAME_ADDRESS macro.
2906 (expand_builtin_frame_address): Omit the base parameter to
2907 expand_builtin_return_addr.
2908 (expand_builtin_profile_func): Likewise.
2909 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2910 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2911 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2913 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2915 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2916 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2917 * config/frv/frv.c (frv_function_epilogue): Likewise.
2919 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2921 * lambda-code (perfect_nestify): Remove mark/unmark
2923 * tree-loop-linear.c (linear_transform_loops): Add
2924 rewrite_into_ssa call so that ssa is correct for
2925 rewriting into loop closed.
2927 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2929 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2930 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2932 * bt-load.c (btr_def_live_range, combine_btr_defs,
2933 migrate_btr_def, migrate_btr_defs): Likewise.
2934 * cfgcleanup.c (thread_jump): Likewise.
2935 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2936 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2937 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2938 df_rd_local_compute, df_reg_info_compute): Likewise.
2939 * dominance.c (init_dom_info, free_dom_info): Likewise.
2940 * flow.c (init_propagate_block_info,
2941 free_propagate_block_info): Likewise.
2942 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2943 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2944 modify_reg_pav): Likewise.
2945 * loop-invariant.c (find_defs, find_invariant_insn,
2946 find_invariants, free_inv_motion_data): Likewise.
2947 * predict.c (tree_predict_by_opcode,
2948 estimate_bb_frequencies): Likewise.
2949 * stmt.c (expand_case): Likewise.
2950 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2951 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2952 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2953 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2954 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2955 rewrite_ssa_into_ssa): Likewise.
2956 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2957 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2958 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2959 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2960 * tree-sra.c (tree_sra): Likewise.
2961 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2962 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2963 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2964 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2965 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2966 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2968 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2969 calculate_live_on_entry, calculate_live_on_exit,
2970 build_tree_conflict_graph): Likewise.
2971 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2972 record_important_candidates, set_use_iv_cost, find_depends,
2973 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2974 tree_ssa_iv_optimize_finalize): Likewise.
2975 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2976 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2977 tree_duplicate_loop_to_header_edge): Likewise.
2978 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2979 * tree-ssa.c (verify_flow_insensitive_alias_info,
2980 verify_name_tags, verify_ssa, init_tree_ssa,
2981 delete_tree_ssa): Likewise.
2982 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2983 fini_ssanames): Likewise.
2984 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2986 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2988 * config/rs6000/t-rtems: Completely reworked.
2990 2005-02-17 Ira Rosen <irar@il.ibm.com>
2992 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2994 2005-02-17 Ira Rosen <irar@il.ibm.com>
2996 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2997 POINTER_TYPE_P when checking that type is a pointer.
2998 (vect_get_memtag): Remove.
2999 (vect_address_analysis): Use POINTER_TYPE_P. Call
3000 vect_object_analysis with dummy parameter for memtag.
3001 (vect_object_analysis): Extract memtag (functionality that
3002 used to be in vect_get_memtag and moved here). Fix printings.
3003 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3004 with correct parameters. Remove call to vect_get_memtag.
3006 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3008 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3009 (tree-vectorizer.o): Added missing dependencies.
3011 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3013 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3014 declaration in tree-vectorizer.c, now has an extern declaration in
3016 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3017 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3018 get_vectype_for_scalar_type, vect_is_simple_use,
3019 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3020 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3021 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3022 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3023 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3024 find_loop_location): Likewise.
3026 * tree-vectorizer.c (langhooks.h): #include removed.
3027 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3028 moved to tree-vectorized.h.
3029 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3030 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3031 get_vectype_for_scalar_type, vect_is_simple_use,
3032 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3033 vect_supportable_dr_alignment, new_loop_vec_info,
3034 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3035 vect_set_verbosity_level, find_loop_location): Likewise.
3037 (vect_analyze_loop): Function externalized. Declaration moved to
3038 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3039 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3040 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3041 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3042 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3043 vect_enhance_data_refs_alignment, vect_analyze_operations,
3044 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3045 vect_stmt_relevant_p, vect_get_loop_niters,
3046 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3047 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3048 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3049 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3050 vect_get_memtag): Likewise.
3052 (vectorizable_load): Function externalized. Declaration moved to
3053 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3054 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3055 vect_transform_loop): Likewise.
3056 (vect_transform_stmt): Moved to tree-vect-transform.c.
3057 (vect_align_data_ref, vect_create_destination_var,
3058 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3059 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3060 vect_get_vec_def_for_operand, vect_init_vector,
3061 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3062 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3063 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3064 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3065 vect_do_peeling_for_loop_bound): Likewise.
3067 * tree-vect-analyze.c: New file.
3068 * tree-vect-transform.c: New file.
3070 2005-02-17 Jason Merrill <jason@redhat.com>
3072 PR mudflap/19319, c++/19317
3073 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3076 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3078 * doc/install.texi (Specific): Update link for Darwin-specific
3081 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3083 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3084 constant_boolean_node.
3086 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3089 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3090 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3092 2005-02-16 Richard Henderson <rth@redhat.com>
3095 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3097 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3098 replace uses with Wtype_MAXp1_F.
3099 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3100 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3101 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3102 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3103 and HAVE_TFMODE as appropriate.
3104 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3105 (__floatdisf): Likewise.
3106 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3107 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3108 (Wtype_MAXp1_F): New.
3109 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3110 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3112 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3115 * arm.c (arm_apply_result_size): New function.
3116 * arm.h (APPLY_RESULT_SIZE): Define.
3117 * arm-protos.h (arm_apply_result_size): Add prototype.
3118 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3119 (movxf): New expand.
3120 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3121 (call_value_symbol): Remove predicate for operand 0.
3122 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3123 (untyped_call): Rework to correclty return values for any type.
3124 (untyped_return): New expand.
3125 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3127 2005-02-16 Stan Shebs <shebs@apple.com>
3129 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3130 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3132 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3134 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3135 configure settings on Solaris 7 and later.
3137 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3139 PR tree-optimization/19865
3140 * tree-optimize.c (init_tree_optimization_passes): Run
3141 pass_may_alias after pass_sra.
3143 2005-02-16 Richard Henderson <rth@redhat.com>
3144 Stuart Hastings <stuart@apple.com>
3147 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3148 Do nothing if debug info suppressed for this function.
3149 (dbxout_begin_function): Early exit if debug info suppressed for
3152 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3155 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3157 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3159 PR tree-optimization/19967
3160 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3161 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3162 argument TYPE. Adjust calls to fold_builtin_XXX.
3163 (expand_builtin, fold_builtin_1): Adjust calls to
3165 (fold_builtin_strchr, fold_builtin_strpbrk,
3166 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3167 result to a requested type TYPE.
3169 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3172 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3173 (T)x & (T)cst if (T)cst overflows.
3174 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3175 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3177 2005-02-15 Jeff Law <law@redhat.com>
3179 * gcse.c (blocks_with_calls): New bitmap.
3180 (alloc_gcse_mem): Allocate it.
3181 (free_gcse_mem): Free it.
3182 (clear_modifY_mem_tables): Clear it.
3183 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3184 when we encounter CALL_INSNs.
3185 (compute_transp, case MEM): Handle blocks with calls separate
3186 from blocks without calls. Use bitmap iterators rather than
3189 2005-02-15 Peter O'Gorman <peter@pogma.com>
3192 * mklibgcc.in (vis_hide): Use a temporary object file, not
3195 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3198 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3199 access optimization.
3201 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3202 Alan Modra <amodra@bigpond.net.au>
3205 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3206 (_xlqsub): Rename to __gcc_qsub.
3207 (_xlqmul): Rename to __gcc_qmul.
3208 (_xlqdiv): Rename to __gcc_qdiv.
3209 Provide versioned symbol aliases with old names.
3210 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3211 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3212 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3213 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3214 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3216 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3218 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3219 Fold ~(A - 1) and ~(A + -1) to -A.
3221 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3225 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3226 config/pa/pa-host.c:pa_gt_pch_use_address.
3228 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3230 * tree-vn.c (get_value_handle): Make sure that given an
3231 is_gimple_min_invariant expression, we always return it.
3233 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3235 * passes.c (rest_of_handle_gcse): Fix a comment.
3237 2005-02-15 Jeff Law <law@redhat.com>
3239 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3241 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3242 (canon_list_insert, record_last_mem_set_info): Similarly.
3243 (clear_modify_mem_tables): Similarly.
3245 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3247 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3248 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3249 config/mips/mips.md, config/rs6000/aix.h,
3250 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3252 2005-02-15 Richard Henderson <rth@redhat.com>
3254 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3255 call to be best_edge.
3257 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3259 * basic-block.h: Adjust the prototype for find_basic_blocks.
3260 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3261 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3264 * flow.c (recompute_reg_usage): Remove all arguments.
3265 * passes.c (rest_of_compilation): Adjust the call to
3266 recompute_reg_usage.
3267 * rtl.h: Adjust the prototype for recompute_reg_usage.
3269 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3271 * tree-dump.c (dump_files): Update to reflect new member
3273 (dump_register): Add new argument.
3275 (dump_switch_p_1): Check against glob name if doglob was passed.
3276 (dump_switch_p): Check against regular first, then glob if
3277 we didn't have any hits on the dump name.
3278 * tree-optimize.c (register_one_dump_file):
3279 Pass in glob name as well.
3280 * tree-pass.h (struct dump_file_info): Add glob
3283 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3285 PR preprocessor/16323
3286 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3288 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3291 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3292 (trunctfdf2_internal1): New.
3293 (trunctfdf2_internal2): Renamed from trunctfdf2.
3295 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3297 PR tree-optimization/19853
3298 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3300 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3302 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3303 delete_dead_jumptables and cleanup_cfg.
3305 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3307 * reload.c (find_reloads): Swap address_reloaded flags when
3308 swapping commutative operands.
3310 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3312 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3313 Use standard_iv_increment_position for computing the bsi position
3315 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3318 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3321 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3322 life range of hard registers.
3323 * value-prof.c (insn_prefetch_values_to_profile): Only
3326 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3327 profile in libcalls.
3329 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3331 * bitmap.h (bitmap_and_compl_into): Return bool.
3332 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3334 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3336 PR tree-optimization/19944
3337 * fold-const.c (fold): Re-add ABS_EXPR folding.
3339 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3342 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3343 {TARGET,MASK}_XL_COMPAT.
3344 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3346 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3347 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3349 (rs6000_arg_partial_bytes): Same.
3350 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3351 and XL compatibility enabled.
3352 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3353 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3354 test to final condition.
3355 (cmptf_internal2): New.
3356 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3357 xl-compat. Add TFmode information to description.
3359 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3361 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3363 2005-02-13 Jason Merrill <jason@redhat.com>
3366 * fold-const.c (fold_indirect_ref_1): Split out from...
3367 (build_fold_indirect_ref): Here.
3368 (fold_indirect_ref): New fn.
3369 * tree.h: Declare it.
3370 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3371 (gimplify_modify_expr_rhs): Likewise.
3372 (gimplify_expr): Likewise.
3374 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3376 PR tree-optimization/14303
3377 PR tree-optimization/15784
3378 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3379 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3380 ABS_EXPR<x> != 0 to x != 0.
3382 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3384 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3385 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3386 spelling conventions.
3388 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3389 delete_trivially_dead_insns too many times.
3391 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3394 2005-02-12 Ira Rosen <irar@il.ibm.com>
3396 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3397 (vect_is_simple_iv_evolution): Remove redundant parameter
3399 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3400 without last parameter.
3401 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3402 Return pointer step. Call vect_is_simple_iv_evolution without
3403 last parameter. Check only that the step is multiple of size
3404 type. Remove stmt_vinfo updates.
3405 (vect_get_memtag_and_dr): Remove.
3406 (vect_get_memtag): New function.
3407 (vect_address_analysis): New function.
3408 (vect_object_analysis): New function.
3409 (vect_analyze_data_refs): Call vect_object_analysis and
3410 vect_get_memtag. Update stmt_vinfo fields.
3412 2005-02-12 Ira Rosen <irar@il.ibm.com>
3414 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3415 exist and are objects. Remove checks for pointer.
3416 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3417 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3418 (vect_create_data_ref_ptr): Likewise.
3419 (vect_base_addr_differ_p): New function.
3420 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3421 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3422 Don't set the DR_BASE_NAME field of data-ref.
3423 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3425 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3427 * optabs.h (enum optab_index): Add new OTI_ldexp.
3428 (ldexp_optab): Define corresponding macro.
3429 * optabs.c (init_optabs): Initialize ldexp_optab.
3430 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3432 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3434 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3435 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3437 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3438 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3441 2005-02-12 Ira Rosen <irar@il.ibm.com>
3443 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3445 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3447 (vect_get_base_and_offset): Always return an address.
3448 (vect_create_addr_base_for_vector_ref): Remove treatment for
3449 different data reference types.
3450 (vect_compute_data_ref_alignment): Rename base to base_address in
3451 stmt_vec_info. Get the object in order to force its alignment.
3452 (vect_get_memtag_and_dr): Rename base to base_address in
3453 stmt_vec_info. Extract the object for memtag analysis.
3455 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3457 PR regression/19898.
3458 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3459 changes cc_status, use apply modified_in_p to part of cc_status
3460 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3463 2005-02-11 Richard Henderson <rth@redhat.com>
3465 * tree-complex.c (expand_complex_libcall): New.
3466 (expand_complex_multiplication): Use it for c99 compliance.
3467 (expand_complex_division): Likewise.
3468 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3470 * builtins.c (built_in_names): Remove const.
3471 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3473 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3474 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3475 (built_in_names): Remove const.
3476 * c-common.c (c_common_type_for_mode): Handle complex modes.
3477 * flags.h, toplev.c (flag_complex_method): Rename from
3478 flag_complex_divide_method.
3479 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3480 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3481 * libgcc2.h: Declare them.
3482 * libgcc-std.ver: Export them.
3483 * mklibgcc.in (lib2funcs): Build them.
3485 2005-02-11 Steven Bosscher <stevenb@suse.de>
3487 PR tree-optimization/19876
3488 Partially revert my change from 2005-01-14
3489 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3490 (compute_antic): ...and remove the loop here.
3492 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3495 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3496 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3498 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3499 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3501 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3503 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3504 offsets for the big-endian 32-bit case.
3506 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3508 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3510 2005-02-11 Dale Johannesen <dalej@apple.com>
3512 * cselib.c (cselib_process_insn): Clear out regs where
3513 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3514 * reload.c (find_equiv_reg): Ditto.
3516 2005-02-11 Ian Lance Taylor <ian@airs.com>
3518 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3521 * tree.c (build_function_type_list): Work correctly if there are
3524 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3526 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3527 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3528 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3529 TARGET_ZARCH instead of TARGET_64BIT.
3531 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3533 * config/rs6000/t-rtems:
3534 (MULTILIB_OPTIONS): Remove mcpu=602.
3535 (MUTLILIB_DIRNAMES): Remove m602.
3536 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3537 Let mcpu=602 match mcpu=603.
3538 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3540 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3542 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3545 2005-02-10 David Daney <ddaney@avtrex.com>
3547 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3548 * config/i386/linux-unwind.h: Likewise.
3549 * config/ia64/linux-unwind.h: Likewise.
3550 * config/mips/linux-unwind.h: Likewise.
3551 * config/pa/linux-unwind.h: Likewise.
3552 * config/rs6000/linux-unwind.h: Likewise.
3553 * config/s390/linux-unwind.h: Likewise.
3554 * config/sh/linux-unwind.h: Likewise.
3555 * config/sparc/linux-unwind.h: Likewise.
3557 2005-02-10 Steven Bosscher <stevenb@suse.de>
3559 PR tree-optimization/17549
3560 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3561 TER to replace a DEF with its expression if the DEF and the
3562 rhs of the expression we replace into have the same root
3565 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3567 * config/mips/mips.md: Fix the placement of the match_scratch in the
3570 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3572 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3575 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3577 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3578 (strip_offset): Handle addresses.
3579 (add_address_candidates): Use strip_offset.
3580 (difference_cost): Reflect strip_offset change.
3581 (force_var_cost, difference_cost): Strip nops.
3583 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3585 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3587 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3588 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3589 config/cris/cris-protos.h, config/cris/cris.c: Update
3592 2005-02-10 Jeff Law <law@redhat.com>
3594 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3595 (lookup_avail_expr): Similarly.
3597 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3599 * builtins.c (fold_builtin_powi): New function.
3600 (fold_builtin_1): Call it.
3602 2005-02-10 Steven Bosscher <stevenb@suse.de>
3604 PR documentation/19309
3605 * doc/cpp.texi: The __GNUC__ and related predefined macros
3606 are also defined for the "standalone" cpp.
3607 Some non-GCC compilers may also define __GNUC__.
3609 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3612 * c-typeck.c (common_type): New routine. Old common_type renamed
3614 (c_common_type): ...this.
3615 (build_conditional_expr, build_binary_op): Use c_common_type instead
3618 2005-02-10 Steven Bosscher <stevenb@suse.de>
3620 * doc/md.texi: Replace @samp{length} with @code{length}.
3622 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3624 PR tree-optimization/18687
3625 * tree-flow.h (find_loop_niter): Declare.
3626 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3627 Try using scev even for loops with more than one exit.
3628 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3629 (struct ivopts_data): Added niters field.
3630 (struct nfe_cache_elt): New.
3631 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3633 (tree_ssa_iv_optimize_init): Initialize niters cache.
3634 (determine_number_of_iterations): Removed.
3635 (find_induction_variables): Do not call determine_number_of_iterations.
3636 Access niters for single exit through niter_for_single_dom_exit.
3637 (add_iv_outer_candidates): Access niters for single exit through
3638 niter_for_single_dom_exit.
3639 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3640 number_of_iterations_cond.
3641 (iv_period): New function.
3642 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3643 (may_replace_final_value): Take data argument. Use
3644 niter_for_single_dom_exit.
3645 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3646 (rewrite_use_compare): Pass data to may_eliminate_iv.
3647 (rewrite_use_outer): Pass data to may_replace_final_value.
3648 (free_loop_data): Clean up the niters cache.
3649 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3650 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3651 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3652 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3653 (num_ending_zeros): Moved to tree.c.
3654 * tree.h (num_ending_zeros): Declare.
3655 * tree.c (num_ending_zeros): Moved from tree.c.
3657 2005-02-09 Richard Henderson <rth@redhat.com>
3659 * builtins.c (DEF_BUILTIN): Add COND argument.
3660 * tree.h (DEF_BUILTIN): Likewise.
3661 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3662 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3664 (DEF_BUILTIN_STUB): New.
3665 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3666 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3667 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3668 * c-common.c (DEF_BUILTIN): Add COND argument.
3669 * tree.c (local_define_builtin): New.
3670 (build_common_builtin_nodes): New.
3672 2005-02-09 Roger Sayle <roger@eyesopen.com>
3674 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3675 floating point expression ignoring the sign of the result.
3676 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3677 (fold) <MULT_EXPR>: Use it to simplify x*x.
3678 * tree.h (fold_strip_sign_ops): Prototype here.
3679 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3680 argument. Use fold_strip_sign_ops to simplify the first argument.
3681 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3682 first argument when the second argument is an even integer
3683 constant, but only with -funsafe_math_optimizations.
3684 (fold_builtin_1): Update call to fold_builtin_copysign.
3686 2005-02-09 Ian Lance Taylor <ian@airs.com>
3689 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3690 just check whether EH_FILTER_FAILURE falls through.
3692 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3694 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3695 insns return to ready list in the next turn.
3697 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3700 * builtins.def: New __builtin_powi[lf].
3701 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3702 (expand_builtin_powi): New function.
3703 (expand_builtin): Dispatch to expand_builtin_powi.
3704 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3705 * libgcc2.c: Add __builtin_powi[lf] implementation.
3706 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3707 * optabs.h: Add powi_optab.
3708 * optabs.c (init_optabs): Initialize powi_optab.
3709 * doc/extend.texi: Document __builtin_powi[lf].
3711 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3713 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3716 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3719 * fold-const.c (try_move_mult_to_index): Remove redundant
3720 type argument. Create ADDR_EXPR with correct type.
3721 (fold): Update callers of try_move_mult_to_index. Convert
3722 result to the appropriate type.
3724 2005-02-09 Roger Sayle <roger@eyesopen.com>
3727 * config/avr/avr.c (default_rtx_costs): Delete.
3728 (avr_operand_rtx_cost): New function.
3729 (avr_rtx_costs): Completely rewrite.
3731 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3734 * config/cris/cris.c (in_code): New variable.
3735 (cris_output_addr_const): Now a static function, a wrapper for
3737 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3738 case from old cris_output_addr_const.
3739 (cris_asm_output_label_ref): Similar for LABEL_REF.
3740 (cris_output_addr_const_extra): Similar for UNSPEC.
3741 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3742 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3743 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3745 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3746 (cris_asm_output_label_ref): Declare.
3748 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3750 PR preprocessor/19801
3751 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3752 filenames that changed when libcpp was moved to the toplevel.
3754 2005-02-07 Roger Sayle <roger@eyesopen.com>
3756 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3757 zero extensions of BImode operands. Call lowpart_subreg instead
3758 of gen_lowpart_common and gen_lowpart_SUBREG.
3760 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3763 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3764 * configure.ac: Set cc_for_cross_gnattools.
3765 * configure: Regenerate.
3767 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3770 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3772 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3775 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3776 of nested functions.
3778 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3780 * doc/extend.texi: Document deprecated extensions allowing
3781 static floating-point members to have initializers and allowing
3782 floating-point literals in integral constant expressions.
3784 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3786 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3787 config/darwin7.h, config/mips/mips.c,
3788 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3791 * cse.c: Update comments.
3793 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3796 * builtins.c (fold_builtin_sqrt): Transform
3797 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3800 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3801 Dorit Naishlos <dorit@il.ibm.com>
3803 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3804 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3805 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3807 * tree.h (vect_set_verbosity_level): New extern function declaration
3809 * tree-vectorizer.h (verbosity_levels): New enum type.
3810 * tree-vectorizer.c (vect_debug_stats): Function removed.
3811 (vect_debug_details): Likewise.
3812 (vect_verbosity_level): Global variable was defined and initialized.
3813 (vect_dump): Global variable definition.
3814 (vect_print_dump_info): New function.
3815 (vect_set_dump_settings): New function.
3816 (vect_set_verbosity_level): New function.
3817 (vectorize_loops): Add call to vect_set_dump_settings.
3819 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3820 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3821 (slpeel_tree_peel_loop_to_edge): Likewise.
3823 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3824 appropriate verbosity level instead of call to vect_debug_details
3825 or vect_debug_stats.
3826 (vect_get_base_and_offset):
3827 (vect_create_addr_base_for_vector_ref):
3828 (get_vectype_for_scalar_type):
3829 (vect_create_data_ref_ptr):
3831 (vect_get_vec_def_for_operand):
3832 (vect_finish_stmt_generation):
3833 (vectorizable_assignment):
3834 (vectorizable_operation):
3835 (vectorizable_store):
3836 (vectorizable_load):
3837 (vect_transform_stmt):
3838 (vect_update_ivs_after_vectorizer):
3839 (vect_do_peeling_for_loop_bound):
3840 (vect_update_inits_of_drs):
3841 (vect_do_peeling_for_alignment):
3842 (vect_transform_loop):
3843 (vect_is_simple_use):
3844 (vect_analyze_operations):
3845 (vect_is_simple_iv_evolution):
3846 (vect_analyze_scalar_cycles):
3847 (vect_analyze_data_ref_dependence):
3848 (vect_analyze_data_ref_dependences):
3849 (vect_compute_data_ref_alignment):
3850 (vect_enhance_data_refs_alignment):
3851 (vect_analyze_data_refs_alignment):
3852 (vect_analyze_data_ref_access):
3853 (vect_analyze_data_ref_accesses):
3854 (vect_analyze_pointer_ref_access):
3855 (vect_get_memtag_and_dr):
3856 (vect_analyze_data_refs):
3857 (vect_mark_relevant):
3858 (vect_stmt_relevant_p):
3859 (vect_mark_stmts_to_be_vectorized):
3860 (vect_can_advance_ivs_p):
3861 (vect_get_loop_niters):
3862 (vect_analyze_loop_form):
3863 (vect_analyze_loop):
3864 (vectorize_loops): Likewise.
3866 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3867 (vect_update_inits_of_drs):
3868 (vect_do_peeling_for_alignment):
3869 (vect_transform_loop):
3870 (vect_analyze_operations):
3871 (vect_analyze_scalar_cycles):
3872 (vect_analyze_data_ref_dependences):
3873 (vect_analyze_data_refs_alignment):
3874 (vect_analyze_data_ref_accesses):
3875 (vect_analyze_data_refs):
3876 (vect_mark_stmts_to_be_vectorized):
3877 (vect_get_loop_niters):
3878 (vect_analyze_loop_form):
3879 (vect_analyze_loop): Likewise.
3880 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3882 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3886 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3887 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3888 either -ffast-math or -funsafe-math-optimizations is in use.
3890 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3891 * config/mips/irix-csr.c: New file.
3892 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3893 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3894 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3897 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3899 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3900 redundant, incorrect definitions.
3902 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3904 ("*tls_indirect_call"): New, reference hard regs directly.
3905 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3907 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3909 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3910 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3912 2005-02-06 Roger Sayle <roger@eyesopen.com>
3914 PR rtl-optimization/19800
3915 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3916 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3919 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3921 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3923 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3926 * doc/invoke.texi: Correct documentation of -freorder-functions.
3928 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3931 * doc/invoke.texi: Don't mention gccbug.
3933 2005-02-06 Roger Sayle <roger@eyesopen.com>
3934 Andrew Pinski <pinskia@physics.uc.edu>
3935 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3937 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3938 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3939 into just (zero_extract:SI FOO (const_int 1) BAR).
3941 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3943 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3944 macro locally. Don't give last revision date. Use GCC version
3945 number from gcc-common.texi.
3946 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3947 revision date. Use GCC version number from gcc-common.texi.
3948 Describe being a library as current state rather than as 3.x
3950 * doc/gcc.texi: Remove last update date.
3951 * doc/gccint.texi: Likewise. Update copyright dates.
3952 * doc/install.texi: Update copyright dates.
3954 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3957 * doc/invoke.texi: Mention for each option included in -Wall that
3958 it is included in -Wall.
3959 * doc/gcc.texi: Update copyright and last modification date.
3961 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3963 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3964 unnecessary cast to original induction variable increments.
3966 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3968 PR tree-optimization/18219
3969 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3970 in distributed form.
3972 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3974 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3975 Set bitpos and offset later in the function. Do nothing if the
3976 target is a register and if the bitfield lies completely outside
3978 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3979 here. Return an uninitialised register if the source value is stored
3980 in a register and the bitfield lies completely outside that register.
3982 2005-02-06 Steven Bosscher <stevenb@suse.de>
3984 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3987 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3989 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3991 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3993 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3994 * config/darwin8.h: New.
3995 * config/darwin7.h: Update comment.
3997 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3998 Dorit Naishlos <dorit@il.ibm.com>
4000 * tree-vectorizer.h (LOC): New type.
4001 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4002 (loop_line_number): New field in struct _loop_vec_info.
4003 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4005 * tree-vectorizer.c (input.h): Included.
4006 (find_loop_location): New function.
4007 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4008 loop line number removed.
4009 (vect_debug_details): Likewise.
4010 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4012 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4013 call to vect_debug_details/stats changed from loop to loop_loc.
4014 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4015 (slpeel_tree_peel_loop_to_edge): Likewise.
4017 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4018 changed from NULL to UNKNOWN_LOC.
4019 (vect_get_base_and_offset):
4020 (vect_create_addr_base_for_vector_ref):
4021 (get_vectype_for_scalar_type):
4022 (vect_create_data_ref_ptr):
4024 (vect_get_vec_def_for_operand):
4025 (vect_finish_stmt_generation):
4026 (vectorizable_assignment):
4027 (vectorizable_operation):
4028 (vectorizable_store):
4029 (vectorizable_load):
4030 (vect_transform_stmt):
4031 (vect_update_ivs_after_vectorizer):
4032 (vect_do_peeling_for_loop_bound):
4033 (vect_do_peeling_for_alignment):
4034 (vect_transform_loop):
4035 (vect_is_simple_use):
4036 (vect_analyze_operations):
4037 (vect_is_simple_iv_evolution):
4038 (vect_analyze_scalar_cycles):
4039 (vect_analyze_data_ref_dependences):
4040 (vect_compute_data_ref_alignment):
4041 (vect_enhance_data_refs_alignment):
4042 (vect_analyze_data_ref_access):
4043 (vect_analyze_data_ref_accesses):
4044 (vect_analyze_pointer_ref_access):
4045 (vect_get_memtag_and_dr):
4046 (vect_analyze_data_refs):
4047 (vect_mark_relevant):
4048 (vect_stmt_relevant_p):
4049 (vect_mark_stmts_to_be_vectorized):
4050 (vect_can_advance_ivs_p):
4051 (vect_get_loop_niters):
4052 (vect_analyze_loop):
4053 (vectorize_loops): Likewise.
4055 (vectorizable_load): Argument in call to vect_debug_details/stats
4056 changed from loop to LOOP_LOC (loop_vinfo).
4057 (vect_transform_loop):
4058 (vect_analyze_operations):
4059 (vect_analyze_scalar_cycles):
4060 (vect_analyze_data_ref_dependence):
4061 (vect_enhance_data_refs_alignment):
4062 (vect_analyze_data_ref_accesses):
4063 (vect_analyze_pointer_ref_access):
4064 (vect_analyze_data_refs):
4065 (vect_analyze_loop): Likewise.
4067 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4068 changed from loop to loop_loc.
4070 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4072 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4073 Dorit Naishlos <dorit@il.ibm.com>
4075 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4077 (vect_analyze_data_ref_dependences): Likewise.
4079 (vect_is_simple_use): Argument changed from loop structure to
4080 loop_vect_info structure.
4081 (vect_can_advance_ivs_p): Likewise.
4082 (vect_create_index_for_vector_ref): Likewise.
4083 (vect_update_ivs_after_vectorizer): Likewise.
4084 (new_stmt_vec_info): Likewise.
4086 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4087 changed from loop to loop_vinfo.
4088 (vect_create_data_ref_ptr): First argument in call to
4089 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4090 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4091 was changed from loop to loop_vinfo.
4092 (vectorizable_operation): Likewise.
4093 (vectorizable_store): Likewise.
4094 (vect_mark_stmts_to_be_vectorized): Likewise.
4095 (vect_do_peeling_for_loop_bound): First argument in call to
4096 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4097 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4098 was changed from loop to loop_vinfo.
4099 (vect_analyze_data_ref_dependences): Third argument in call to
4100 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4102 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4103 (vect_create_data_ref_ptr): Likewise.
4104 (vect_init_vector): Likewise.
4105 (vect_get_vec_def_for_operand): Likewise.
4106 (vectorizable_assignment): Likewise.
4107 (vectorizable_operation): Likewise.
4108 (vectorizable_store): Likewise.
4109 (vectorizable_load): Likewise.
4110 (vect_update_ivs_after_vectorizer): Likewise.
4111 (vect_is_simple_use): Likewise.
4112 (vect_analyze_data_ref_dependence): Likewise.
4113 (vect_analyze_pointer_ref_access): Likewise.
4114 (vect_can_advance_ivs_p): Likewise.
4116 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4117 before _stmt_vec_info.
4118 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4119 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4120 (new_stmt_vec_info): Argument changed from loop structure to
4121 loop_vect_info structure
4123 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4124 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4125 (vect_create_addr_base_for_vector_ref): Likewise.
4126 (vect_analyze_pointer_ref_access): Likewise.
4128 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4131 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4132 phi flag if the phi is abnormal.
4134 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4137 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4138 information for the new statement.
4140 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4143 * gcc.c (main): Include the target in -v output.
4145 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4147 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4148 Do not drop the extend if we'd have to add a paradoxical subreg
4149 later. Include optabs.h and insn-codes.h.
4150 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4152 2005-02-02 Roger Sayle <roger@eyesopen.com>
4155 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4156 * fold-const.c (const_binop): Avoid constant folding floating
4157 point operations in modes that use composite representations.
4158 * simplify-rtx.c (simplify_binary_operation): Likewise.
4160 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4162 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4164 (altivec_dstt): Likewise.
4165 (altivec_dstst): Likewise.
4166 (altivec_dststt): Likewise.
4167 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4170 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4172 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4173 EXPR_LOCUS from orig_cond to the new cond_stmt.
4174 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4177 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4179 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4180 standard_iv_increment_position. Remove call to bsi_next
4181 (no need to bump the iterator anymore).
4182 (vect_create_index_for_vector_ref): Call
4183 standard_iv_increment_position. Remove second function argument.
4184 (vect_finish_stmt_generation): Remove call to bsi_next
4185 (no need to bump the iterator anymore).
4186 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4187 to vect_create_index_for_vector_ref.
4189 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4191 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4192 phis are used out of the loop.
4194 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4197 * c-decl.c (undef_nested_function): New variable.
4198 (pop_scope): Diagnose undefined nested functions.
4199 (finish_function): Don't attempt cgraph processing or genericizing
4200 if current top-level function contained an undefined nested
4201 function. Reset undef_nested_function at the end of a top-level
4204 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4206 * tree.c (build_int_cst_type): Take sign of the value into account
4207 when deciding whether sign extend the value.
4209 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4212 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4213 (cpp_options, cc1_options): Change %{std*&ansi} to
4214 %{std*&ansi&trigraphs}.
4216 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4218 * cse.c: Update comments.
4220 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4222 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4223 arguments go on the stack. Do not put complex doubles in odd/even
4226 2005-02-02 Steven Bosscher <stevenb@suse.de>
4228 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4229 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4230 -ftree-pre, and -fthread-jumps.
4232 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4234 PR tree-optimization/19578
4235 * tree-flow.h (modified_noreturn_calls): Declare.
4236 (noreturn_call_p): Declare.
4237 * tree-flow-inline.h (noreturn_call_p): New function.
4238 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4239 * tree-cfg.c (modified_noreturn_calls): New variable.
4240 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4241 that contain a mid-block noreturn call.
4242 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4244 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4246 * df.c (df_def_record_1, df_uses_record): Don't use
4248 * df.h (DF_FOR_REGALLOC): Remove.
4250 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4253 * c-typeck.c (really_start_incremental_init): Reset
4254 constructor_max_index for arrays of incomplete type.
4256 2005-02-02 Jeff Law <law@redhat.com>
4258 * gcse.c (struct reg_set): Store the block index where the register
4259 was set rather than the setting insn.
4260 (record_one_set, compute_transp): Corresponding changes.
4261 (pre_insert_copy_insn): Do not call replace_one_set.
4262 (replace_one_set): Remove.
4264 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4267 * doc/gcov.texi: Fix typo.
4269 2005-02-01 Richard Henderson <rth@redhat.com
4272 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4273 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4275 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4276 * config/i386/i386-protos.h: Update.
4278 2005-02-01 Steven Bosscher <stevenb@suse.de>
4280 PR tree-optimization/19217
4281 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4282 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4283 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4284 that it is walking a PHI node.
4286 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4288 * doc/extend.texi (Nested Functions): Update.
4290 2005-02-01 Richard Henderson <rth@redhat.com>
4293 * optabs.c (expand_copysign_absneg): Export.
4294 * optabs.h (expand_copysign_absneg): Declare.
4295 * config/rs6000/rs6000.md (copysigntf3): New.
4297 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4299 PR tree-optimization/19633
4300 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4301 * tree-ssa-alias.c (init_alias_info): Initialize.
4302 (merge_pointed_to_info): Set.
4303 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4304 (dump_points_to_info_for): Show value of pt_null.
4305 (struct count_ptr_d): Declare.
4306 (find_ptr_dereference): Remove.
4307 (ptr_is_dereferenced_by): Remove.
4308 (count_ptr_derefs): New local function.
4309 (count_uses_and_derefs): New local function.
4310 (compute_points_to_and_addr_escape): Call it. If the number
4311 of dereferences is greater than zero, mark the pointer as
4312 dereferenced. If there are fewer dereferences than uses of
4313 the pointer, the pointer's value escapes.
4315 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4317 PR tree-optimization/19670
4318 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4320 (verify_use): ... set it here, instead.
4322 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4324 * doc/sourcebuild.texi (Test directives): Fix formatting.
4326 * doc/sourcebuild.texi (Test directives): Describe selector
4329 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4331 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4332 specific 64-bit CPUs.
4334 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4337 * arm.c (arm_eliminable_register): New function.
4338 (adjacent_mem_locations): Don't allow eliminable registers. Use
4339 HOST_WIDE_INT for address offsets.
4340 * arm-protos.h (arm_eliminable_register): Add prototype.
4342 2005-02-01 Steven Bosscher <stevenb@suse.de>
4344 PR optimization/15242
4345 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4346 * basic-block.h (duplicate_computed_gotos): Add prototype.
4347 * bb-reorder.c (duplicate_computed_gotos): New function to
4348 duplicate sufficiently small blocks ending in a computed jump.
4349 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4350 if not optimizing for size.
4351 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4352 never do tail merging for blocks ending in a computed jump.
4353 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4355 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4357 Patch from Richard Sandiford <rsandifo@redhat.com>
4358 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4359 from inheriting a subreg equivalence with a non-spill register.
4361 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4363 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4365 * config/frv/frv.c (movcc_fp_destination_operand): New.
4366 (gpr_or_memory_operand): Fix typo in comment.
4367 (gpr_or_memory_operand_with_scratch): New.
4368 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4369 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4370 movcc_fp_destination_operand.
4371 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4372 Legitimize memory addresses using a scratch register.
4374 2005-01-31 Jeff Law <law@redhat.com>
4376 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4377 bitmap a sparse bitmap instead of a simple bitmap.
4378 (mark_def_sites_initialize_block): Corresponding changes.
4379 (ssa_mark_def_sites_initialize_block): Likewise.
4380 (ssa_mark_phi_uses): Likewise.
4381 (mark_def_site, ssa_mark_def_sites): Likewise.
4382 (mark_def_site_blocks): Likewise.
4383 (rewrite_ssa_into_ssa): Likewise.
4385 * tree-ssa-dom.c (record_cond): Pass correct variable type
4386 for last argument to htab_find_slot_with_hash.
4388 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4389 effects when optimizing 0 % X. Do not try to optimize X % 0.
4391 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4393 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4396 2005-02-01 Eric Christopher <echristo@redhat.com>
4398 * config/mips/mips.c (override_options): Warn if -mint64
4400 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4403 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4405 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4407 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4408 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4409 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4410 (cached_regno): Initialize to INVALID_REGNUM.
4411 (cse_reg_info_table_size,
4412 cse_reg_info_table_first_uninitialized,
4413 cse_reg_info_timestamp): New.
4414 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4416 (init_cse_reg_info, get_cse_reg_info_1): New.
4417 (get_cse_reg_info): Cache the last look-up.
4418 (new_basic_block): Update the code to clear mappings from
4419 registers to cse_reg_info entries.
4420 (cse_main): Call init_cse_reg_info.
4422 * cse.c (get_cse_reg_info): Update a comment.
4424 2005-01-31 Steven Bosscher <stevenb@suse.de>
4427 * c-decl.c (start_decl): Do not warn about arrays of elements with
4428 an incomplete type here.
4429 (grokdeclarator): Do it here by making a pedwarn an error.
4430 * c-typeck.c (push_init_level): If there were previous errors with
4431 the constructor type, do not warn about braces for initializers.
4432 (process_init_element): Likewise for excess initializer elements.
4434 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4436 * cse.c (delete_trivially_dead_insn): Don't iterate.
4438 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4440 * config/rs6000/rs6000.md (copysignsf3): New expand.
4441 (copysigndf3): Likewise.
4443 2005-01-31 Steven Bosscher <stevenb@suse.de>
4445 * recog.c (constrain_operands): Only look for earlyclobber operand
4446 conflicts if an '&' constraint was seen.
4448 2005-01-31 Marc Espie <espie@openbsd.org>
4450 * config.gcc: Don't include embedded systems fragment, switches default
4451 debugging format to ELF.
4452 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4453 longer pick it up there.
4455 2005-01-31 Dale Johannesen <dalej@apple.com>
4457 * doc/extend.texi (nested functions): Fix linkage description.
4458 Clarify that static is not allowed.
4460 2005-01-31 Dale Johannesen <dalej@apple.com>
4462 * config/rs6000/darwin.md (movsf_low_di): Make work.
4463 (movdf_low_di): Make work.
4465 2005-01-31 Dale Johannesen <dalej@apple.com>
4467 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4468 Make work for 64 bit.
4470 2005-01-31 Roger Sayle <roger@eyesopen.com>
4471 Dale Johannesen <dalej@apple.com>
4474 * fold-const.c (fold_binary_op_with_conditional_arg):
4475 Make types match original operands, before STRIP_NOPS.
4477 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4479 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4480 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4481 (struct gcc_sigcontext): Delete. Merge contents to..
4482 (struct gcc_ucontext): ..here.
4483 (get_sigcontext): Delete.
4484 (get_regs): New function, like get_sigcontext but return regs ptr.
4485 64-bit version finds regs from r1 to support vdso.
4486 (ppc_linux_aux_vector): New function.
4487 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4490 2005-01-31 Ira Rosen <irar@il.ibm.com>
4492 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4494 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4495 redundant fold. Fix misalignment for MINUS_EXPR.
4496 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4497 (vect_analyze_pointer_ref_access): Likewise.
4498 (vect_get_memtag_and_dr): Likewise.
4500 2005-01-31 Richard Henderson <rth@redhat.com>
4502 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4503 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4504 absnegdf2_i387, absnegxf2_i387): Likewise.
4506 2005-01-31 Richard Henderson <rth@redhat.com>
4509 * optabs.c (expand_copysign_absneg): New.
4510 (expand_copysign_bit): Split out from ...
4511 (expand_copysign): ... here. Use expand_copysign_absneg.
4513 2005-01-30 Roger Sayle <roger@eyesopen.com>
4516 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4517 constant as the second operand and a register as the third.
4519 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4522 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4523 that dllimport'd functions do not use all call-clobbered registers
4526 2005-01-30 Richard Henderson <rth@redhat.com>
4529 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4530 expand_abs_nojump and generalize. Use operand_subword and
4531 emit_no_conflict_block. Support large modes.
4532 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4534 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4535 negation to subtraction.
4536 (expand_copysign): Check that the format has signed zeros.
4537 Use operand_subword and emit_no_conflict_block. Support large modes.
4539 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4541 Fix PR tree-optimization/19624
4543 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4544 * tree-ssa-pre.c: Add cfgloop.h.
4546 (pre_stats): New member, constified.
4547 (inserted_exprs): New static variable.
4548 (NECESSARY): New macro.
4549 (create_expression_by_pieces): Fold the expression, and
4550 mark it as defaulting to not necessary. Also put in
4552 (fully_constant_expression): New function.
4553 (insert_into_preds_of_block): Modify to not insert phis when we
4554 are playing with induction variables.
4555 Push phis onto the inserted_exprs vector, and mark them as not
4556 necessary by default.
4557 (insert_aux): Call fully_constant_expression on eprime.
4558 If all edges produce the same value, mark it constant.
4559 (mark_operand_necessary): New function.
4560 (remove_dead_inserted_code): New function.
4561 (init_pre): Init loop optimizer to get loop info.
4562 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4563 (execute_pre): Commit edge inserts, then remove dead code.
4565 2005-01-30 Richard Henderson <rth@redhat.com>
4567 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4568 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4570 2005-01-30 Richard Henderson <rth@redhat.com>
4573 * config/i386/i386.c (ix86_expand_copysign): New.
4574 (ix86_split_copysign_const): New.
4575 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4576 rearrange op1/nmask operands.
4577 * config/i386/i386-protos.h: Update.
4578 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4579 (copysigndf3): Likewise.
4580 (copysignsf3_const, copysigndf3_const): New.
4581 (copysignsf3_var): Rename from copysignsf3, split out splitter
4582 and fix split predicate for X constraint.
4583 (copysigndf3_var): Similarly.
4585 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4587 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4588 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4589 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4591 2005-01-29 Richard Henderson <rth@redhat.com>
4594 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4595 of # and * in constraints.
4597 2005-01-29 Richard Henderson <rth@redhat.com>
4600 * expr.c (store_field): Don't strip sub-mode cast when the input
4601 data is even smaller.
4603 2005-01-29 Richard Henderson <rth@redhat.com>
4606 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4609 2005-01-29 Richard Henderson <rth@redhat.com>
4611 * combine.c (make_field_assignment): Fix argument order
4614 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4616 PR tree-optimization/15791
4617 * fold-const.c (extract_array_ref): New function.
4618 (fold): Fold comparisons between &a[i] and &a[j] or
4619 semantically equivalent trees.
4621 2005-01-29 Jeff Law <law@redhat.com>
4623 * gcse.c (insert_expr_in_table): Revamp handling of available
4624 and anticipatable occurrence lists to avoid unnecessary list
4626 (insert_set_in_table): Similarly.
4628 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4630 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4632 (c_build_qualified_type): Build qualified array types with
4633 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4634 * c-decl.c (c_make_fname_decl): Build unqualified array type
4635 before qualified type.
4636 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4637 type is qualified, not just if type itself is. Don't apply
4638 qualifiers to array type when declarator is processed. Apply
4639 qualifiers to field type whether or not it is an array type.
4640 Don't handle array types specially for applying qualifiers to
4642 * c-typeck.c (composite_type): Build unqualified element type and
4643 array type when forming composite of array types.
4644 (common_pointer_type, comptypes, comp_target_types,
4645 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4646 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4648 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4649 (args2) in variables a1 and a2.
4651 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4653 * cse.c (n_elements_made, max_elements_made): Remove.
4654 (insert): Don't touch n_elements_made.
4655 (cse_main): Don't touch n_elements_made or max_elements_made.
4657 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4660 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4661 configuration part of dp-bit.c to be lost.
4663 2005-01-28 Roger Sayle <roger@eyesopen.com>
4665 * expmed.c (expand_mult_highpart_optab): When attempting to use
4666 a non-widening multiplication in a wider mode, the operands need
4667 to be converted (zero or sign extended) to that mode.
4669 2005-01-28 Ian Lance Taylor <ian@airs.com>
4673 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4674 through if both operands fall through.
4676 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4678 * cse.c (fold_rtx) <PC>: Don't optimize.
4680 2005-01-28 Jeff Law <law@redhat.com>
4682 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4683 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4685 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4687 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4688 cse_reg_info_used_list_end): Remove.
4689 (cse_reg_info_list, cse_reg_info_list_free): New.
4690 (get_cse_reg_info): When allocating an instance of
4691 cse_reg_info, add it to the beginning of the cse_reg_info_list
4692 list. Remove code to maintain cse_reg_info_used_list.
4693 (new_basic_block): Reset the free list to the beginning of
4696 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4698 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4699 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4700 (frv_expand_mdpackh_builtin): New function.
4701 (frv_expand_builtin): Use it to expand __MDPACKH.
4702 * doc/extend.texi (__MDPACKH): Update documentation.
4704 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4706 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4707 SSE_FLOAT_MODE_P for use_sse computation.
4709 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4712 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4714 2005-01-27 Richard Henderson <rth@redhat.com>
4716 * builtins.c (expand_builtin_copysign): New.
4717 (expand_builtin): Call it.
4718 * genopinit.c (optabs): Add copysign_optab.
4719 * optabs.c (init_optabs): Initialize it.
4720 (expand_copysign): New.
4721 * optabs.h (OTI_copysign, copysign_optab): New.
4722 (expand_copysign): Declare.
4724 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4725 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4727 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4728 (ix86_expand_fp_absneg_operator): ... here.
4729 (ix86_split_copysign): New.
4730 * config/i386/i386-protos.h: Update.
4731 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4732 (copysignsf3, copysigndf3): New.
4734 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4735 (copysignsf3, ncopysignsf3): New.
4736 (copysigndf3, ncopysigndf3): New.
4737 (copysignxf3, ncopysignxf3): New.
4738 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4740 2005-01-27 Arend Bayer <arend.bayer@web.de>
4741 Kazu Hirata <kazu@cs.umass.edu>
4743 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4744 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4745 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4748 2005-01-27 Jeff Law <law@redhat.com>
4750 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4751 definitions of SSA_NAMEs which are not being rewritten.
4752 (rewrite_ssa_into_ssa): Only initialize the current definition
4753 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4754 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4755 SSA_NAMEs before returning.
4757 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4759 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4760 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4761 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4762 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4763 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4765 2005-01-27 Steven Bosscher <stevenb@suse.de>
4768 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4769 higher to -O2 and higher. Likewise for tree PRE.
4770 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4773 2005-01-27 Ian Lance Taylor <ian@airs.com>
4776 * gimple-low.c (try_catch_may_fallthru): New static function.
4777 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4778 * tree-inline.c (expand_call_inline): Don't warn about reaching
4779 the end of a non-void function being inlined if the function uses
4782 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4784 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4787 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4788 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4789 (implicitly_declare): Handle error_mark_node.
4791 2005-01-27 Richard Henderson <rth@redhat.com>
4794 * tree.h (struct tree_decl): Add debug_expr_is_from.
4795 (DECL_DEBUG_EXPR_IS_FROM): New.
4796 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4797 * dwarf2out.c (dwarf2out_var_location): Update to match.
4798 * tree-outof-ssa.c (create_temp): Likewise.
4799 * var-tracking.c (track_expr_p): Likewise.
4800 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4801 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4802 * toplev.c (default_tree_printer): Likewise.
4804 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4806 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4807 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4809 2005-01-27 Steven Bosscher <stevenb@suse.de>
4811 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4812 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4813 ASM_CLOBBERS): Add tree checks.
4815 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4816 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4817 * c-common.def (SWITCH_STMT): Update to match.
4818 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4819 macros instead of SWITCH_EXPR ones.
4820 * c-dump.c (c_dump_tree): Likewise.
4821 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4822 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4824 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4826 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4828 * unwind-dw2.c (execute_stack_op): Add missing cases for
4829 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4831 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4833 * config.gcc (Obsolete configurations): Remove 'dummy', add
4834 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4837 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4839 PR tree-optimization/19633
4840 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4842 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4843 are no call-clobbered variables.
4844 * tree-outof-ssa.c (check_replaceable): Return false for calls
4847 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4849 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4850 even for variables with NULL DECL_INITIAL.
4852 2005-01-26 Stuart Hastings <stuart@apple.com>
4854 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4856 2005-01-26 Richard Henderson <rth@redhat.com>
4859 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4861 * expr.c (store_field): Strip conversions to odd-bit-sized types
4862 if the destination field width matches.
4864 2005-01-26 Richard Henderson <rth@redhat.com>
4866 * c-decl.c, expmed.c, expr.c: Revert last change.
4868 2005-01-26 Richard Henderson <rth@redhat.com>
4871 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4873 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4874 if we don't need the bits above those present in the current mode.
4875 * expr.c (store_field): Strip conversions to odd-bit-sized types
4876 if the destination field width matches.
4878 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4880 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4881 either -ffast-math or -funsafe-math-optimizations is in use.
4883 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4887 * config/avr/avr.c (notice_update_cc): Only set condition code for
4888 ashrqi3 if shift count > 0.
4889 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4890 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4891 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4892 count <= 0 as a no-op, and shift count >= width by copying zero
4893 or sign bit to all bits of the result.
4894 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4895 count, with attribute "length" set to 0 and "cc" set to "none".
4897 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4899 * doc/invoke.texi: Document -mTLS.
4901 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4902 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4903 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4904 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4905 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4906 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4907 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4908 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4910 * configure.ac: Check for a TLS capable gas.
4912 * configure: Regenerate.
4914 2005-01-26 Richard Henderson <rth@redhat.com>
4917 * combine.c (make_field_assignment): Simplify store to zero_extract
4918 from a source with an overlapping mask.
4920 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4922 2004-11-11 Eric Christopher <echristo@redhat.com>
4924 * config/frv/frv.md: Add fr400_integer automaton. Don't
4925 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4928 2005-01-26 Steven Bosscher <stevenb@suse.de>
4931 * cfgbuild.c (make_edges): Do not clear or set
4932 current_function_has_computed_jump.
4933 * function.h (struct function): Remove the has_computed_jump field.
4934 (current_function_has_computed_jump): Do not define.
4935 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4936 in a computed jump. Ignore current_function_has_computed_jump.
4938 2005-01-26 Richard Henderson <rth@redhat.com>
4941 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4942 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4944 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4945 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4946 objects into static storage if they have more than one non-zero value.
4947 * tree.h (categorize_ctor_elements): Update decl.
4949 2005-01-26 Steven Bosscher <stevenb@suse.de>
4952 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4953 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4954 to this function from 2004-07-10.
4955 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4956 the current function for tail call optimizations if the address
4957 of one of it its arguments is taken.
4959 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4961 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4963 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4965 * function.c (expand_function_end): If current_function_calls_alloca,
4966 emit stack restore in a place that is reached when the function falls
4969 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4971 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4972 rule to avoid matching inappropriate suffix rule.
4974 2005-01-26 Jan Hubicka <jh@suse.cz>
4976 PR tree-optimization/19241
4977 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4979 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4981 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4982 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4984 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4985 <sim*>: Always use crt1.o, regardless of N in simN.
4986 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4987 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4988 (CRT_CALL_STATIC_FUNCTION): Remove.
4989 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4990 use crt1.o, regardless of N in simN.
4991 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4992 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4993 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4994 case isystem setting.
4995 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4997 2005-01-25 Ian Lance Taylor <ian@airs.com>
4999 * gimple-low.c (block_may_fallthru): Correct handling of
5000 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5002 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5004 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5005 handlers to match indentation; nested under the mtune=* handler.
5006 Similar for mcpu= and march=.
5008 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5010 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5011 * config/mips/linux64.h (LIB_SPEC): Likewise.
5012 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5013 * config/sh/linux.h (LIB_SPEC): Likewise.
5015 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5017 * config/frv/frv.c (frv_legitimize_tls_address): New.
5018 (TARGET_HAVE_TLS): Define.
5019 (FRV_SYMBOL_REF_TLS_P): Define.
5020 (frv_override_options): Handle new register classes.
5021 (frv_legitimate_address_p): Reject tls addresses.
5022 (frv_legitimize_address): Handle TLS addresses.
5023 (gen_inlined_tls_plt): New.
5025 (frv_legitimize_tls_address): New.
5026 (unspec_got_name): Add TLS entries.
5027 (got12_operand): Add R_FRV_TLSMOFF12 case.
5028 (frv_emit_move): Fixup TLS addresses.
5029 (frv_emit_movsi): Legitimize TLS addresses.
5031 * config/frv/frv.h (MASK_BIG_TLS): New.
5032 (TARGET_BIG_TLS): New.
5033 (HAVE_AS_TLS): Define.
5034 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5035 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5036 (REG_CLASS_NAMES): Same.
5037 (REG_CLASS_CONTENTS): Same.
5038 (CONSTRAINT_LEN): New.
5039 (REG_CLASS_FROM_CONSTRAINT): New.
5040 (PREDICATE_CODES): Add symbolic_operand.
5042 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5043 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5044 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5045 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5046 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5047 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5048 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5049 GR9_REG, GR14_REG, LRREG.
5050 (type): Add load_or_call attribute.
5051 ("load_or_call"): New reservation.
5052 ("call_gettlsoff"): New.
5053 ("tls_indirect_call"): New.
5054 ("tls_load_gottlsoff12"): New.
5055 ("tlsoff_hilo"): New.
5056 ("tls_tlsdesc_ldd"): New.
5057 ("tls_tlsoff_ld"): New.
5060 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5062 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5064 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5065 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5066 * config/frv/frv.c (TLS_BIAS): Define.
5067 (frv_output_dwarf_dtprel): New.
5069 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5071 PR rtl-optimization/19579
5072 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5073 both A and B, see if they don't clobber registers the other expr uses.
5075 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5077 * real.c (do_add): Initialize signalling and canonical members.
5079 * real.c (real_from_integer): Zero out destination.
5081 2005-01-18 Jan Hubicka <jh@suse.cz>
5083 PR tree-optimize/19337
5084 * tree-inline.c (initialize_inlined_parameters): Copy
5085 saved_static_chain_decl only.
5087 2005-01-25 Richard Henderson <rth@redhat.com>
5091 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5092 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5093 80387 enabled, to return a proper subclass. Return the subset that
5094 overlaps with GENERAL_REGS for PLUS.
5095 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5097 2005-01-25 Richard Henderson <rth@redhat.com>
5100 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5102 2005-01-25 Roger Sayle <roger@eyesopen.com>
5104 * expmed.c (choose_multiplier): Change interface to return the
5105 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5106 (expand_divmod): Update calls to choose_multiplier.
5108 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5111 * expmed.c (extract_bit_field): Use adjust_address instead of
5112 gen_lowpart when op0 is a MEM.
5114 2005-01-24 Steven Bosscher <stevenb@suse.de>
5116 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5118 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5120 * config/mips/irix-csr.c: New file.
5121 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5122 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5123 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5126 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5129 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5130 sparc/elf.h, add sparc/sp-elf.h.
5131 (sparc-*-rtems*): Likewise.
5132 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5133 tm-dwarf2.h, add sparc/sp-elf.h.
5134 (sparc86x-*-elf): Likewise.
5135 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5136 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5137 TARGET_OS_CPP_BUILTINS.
5138 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5139 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5141 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5142 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5143 (SWITCH_TAKES_ARG): Likewise.
5144 (LOCAL_LABEL_PREFIX): Likewise.
5145 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5146 (TARGET_N_FORMAT_TYPES): Delete.
5147 (TARGET_FORMAT_TYPES): Likewise.
5148 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5149 * config/sparc/elf.h: Delete.
5150 * config/sparc/sp-elf.h: New file.
5152 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5154 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5155 * tree-flow.h: Remove the corresponding prototype.
5156 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5157 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5159 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5162 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5163 for AIX ABI or ELF -fPIC.
5164 (rs6000_emit_load_toc_table): Don't create toc_section here.
5165 (rs6000_xcoff_file_start): Nor here.
5167 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5169 * sh.c (ra.h): Don't #include.
5170 (hard_regs_intersect_p): New function, resurrected from ra.c.
5172 * sh.c: Fix 1996 Copyright.
5174 2005-01-24 Richard Henderson <rth@redhat.com>
5175 Aldy Hernandez <aldyh@redhat.com>
5177 * regrename.c (note_sets): Handle subregs.
5179 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5182 * genconditions.c (write_header, write_conditions): Elide file if
5185 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5187 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5188 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5191 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5193 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5194 expand_builtin_printf, expand_builtin_fprintf,
5195 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5196 checking against POINTER_TYPE.
5197 (validate_arglist): Handle POINTER_TYPE code by checking
5200 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5202 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5204 (for_each_rtx): Call for_each_rtx_1.
5205 * rtl.h (init_rtlanal): Declare.
5206 * toplev.c (backend_init): Call init_rtlanal.
5208 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5210 * flow.c (propagate_one_insn): Formatting.
5213 * flow.c (libcall_dead_p): Be more conservative if unsure.
5214 If there are any instructions between insn and call, see if they are
5215 all dead before saying the libcall is dead.
5217 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5219 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5220 operand constraint for operand 0.
5222 2005-01-23 Richard Henderson <rth@redhat.com>
5225 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5226 edges leading to join block.
5228 2005-01-23 Roger Sayle <roger@eyesopen.com>
5230 * expmed.c (expand_mult_highpart): Make static. Change type of
5231 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5232 (expand_divmod): Updates calls to expand_mult_highpart by using
5233 gen_int_mode to pass a CONST_INT rtx.
5234 * rtl.h (expand_mult_highpart): Remove prototype.
5236 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5238 * flow.c (regset_bytes, regset_size): Remove.
5240 * cfganal.c: Fix a reference to Harvey's paper.
5242 2005-01-23 Steven Bosscher <stevenb@suse.de>
5244 PR rtl-optimization/19464
5245 * tree-optimize.c (init_tree_optimization_passes): Add one more
5246 copyrename pass just before out-of-ssa.
5248 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5251 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5252 * ggc-none.c (ggc_free): Define.
5254 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5256 * cse.c (max_reg, max_insn_uid): Remove.
5257 (cse_main): Don't access max_reg or max_insn_uid.
5259 * c-common.c (explicit_flag_signed_bitfields,
5260 lang_statement_code_p, lang_expand_function_end): Remove.
5261 * c-common.h: Remove the corresponding declarations.
5262 * c-opts.c (c_common_handle_option): Remove all write access
5263 to explicit_flag_signed_bitfields.
5265 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5266 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5267 * cgraph.h: Remove the corresponding declaration.
5269 * gcse.c (null_pointer_info): Remove.
5271 2005-01-23 Roger Sayle <roger@eyesopen.com>
5272 Eric Botcazou <ebotcazou@libertysurf.fr>
5274 * combine.c (simplify_logical): Only simplify logical expressions
5275 of the form ior(and(x,y),z) by the inverse distributive law if the
5276 result is cheaper than the original.
5278 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5280 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5281 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5282 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5283 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5284 config/freebsd-spec.h, config/arm/arm.h,
5285 config/h8300/h8300.md, config/i386/i386.md,
5286 config/i386/predicates.md, config/i386/sse.md,
5287 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5288 config/vax/vax.md: Fix comment typos. Follow spelling
5291 2005-01-23 Steven Bosscher <stevenb@suse.de>
5293 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5294 tests, instead of `less than'.
5296 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5298 * function.c (assign_parm_setup_block): When creating a new stack slot
5299 for a parameter, get its alignment from the parameter's DECL_ALIGN
5300 rather than the type's TYPE_ALIGN. Make sure that the parameter
5301 is at least word aligned.
5303 2005-01-22 Roger Sayle <roger@eyesopen.com>
5306 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5308 2005-01-22 Richard Henderson <rth@redhat.com>
5311 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5312 in both compare operands.
5313 (movdfcc_1_sse_max): Likewise.
5314 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5315 (movdfcc_1_sse): Likewise.
5316 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5317 scratch register as needed.
5319 2005-01-22 Richard Henderson <rth@redhat.com>
5321 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5323 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5325 2005-01-22 Richard Henderson <rth@redhat.com>
5327 * genopinit.c (optabs): Use smin/smax for floating point too.
5328 * doc/md.texi: Update to match. Clarify that floating point
5329 results are undefined for +0/-0 and NaN.
5330 * doc/rtl.texi: Likewise.
5331 * rtl.def (SMIN, SMAX): Likewise
5332 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5334 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5335 leading 's' to the name.
5336 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5337 smaxxf3, sminxf3): Likewise.
5338 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5341 2005-01-22 Paul Brook <paul@codesourcery.com>
5343 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5345 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5347 * config/s390/s390.c (struct processor_costs): New fields
5348 dlgr, dlr, dr, dsgfr, dsgr.
5349 (z900_cost, z990_cost): Values for new fields.
5350 (s390_rtx_costs): New cases MEM und COMPARE in switch
5351 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5352 DIV, MOD, UDIV, UMOD.
5354 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5356 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5357 into the register being decremented.
5358 ("doloop_si31", "doloop_di"): Likewise.
5359 ("*doloop_si_long"): Adapt pattern.
5361 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5363 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5365 (CLASS_MAX_NREGS): Likewise.
5367 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5369 * doc/tree-ssa.texi (Statement Operands): Add example for new
5370 must-def macro. Note deprecation of old operands interface.
5372 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5374 PR tree-optimization/19484
5375 * tree-cfg.c (remove_fallthru_edge): New function.
5376 (cleanup_control_flow): Remove fallthru edges from calls that are
5377 now known not to return.
5379 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5381 Fix PR tree-optimization/19038
5382 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5383 copies with loop variant ones.
5385 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5387 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5388 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5389 config/alpha/alpha.md, config/alpha/predicates.md,
5390 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5391 config/sparc/sol2.h: Update copyright.
5393 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5394 first label to see if it is a nonlocal label.
5396 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5397 Andrew Pinski <pinskia@physics.uc.edu>
5400 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5401 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5403 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5405 * config/rs6000/rtems.h: Update copyright.
5407 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5410 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5411 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5412 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5414 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5417 * c-typeck.c (convert_arguments): Check for error_mark_node.
5419 2005-01-21 Ian Lance Taylor <ian@airs.com>
5421 PR tree-optimization/13000
5422 * tree-inline.c: Include "tree-flow.h".
5423 (expand_call_inline): If warn_return_type, warn if non-void inline
5424 function falls through.
5425 * tree-cfg.c (execute_warn_function_return): Don't warn about
5426 control reaching end if TREE_NO_WARNING is set. Set
5428 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5430 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5431 branch if we don't need one.
5432 * c-typeck.c: Include "tree-flow.h"
5433 (c_finish_bc_stmt): Don't add a goto if the current statement
5434 list doesn't fall through to the current point.
5436 2005-01-21 Roger Sayle <roger@eyesopen.com>
5438 PR rtl-optimization/576
5439 * real.c (real_arithmetic): Change return type from void to bool
5440 to return an indication that the result may be inexact.
5441 * real.h (real_arithmeric): Update prototype.
5442 * fold-const.c (const_binop): Don't constant fold floating
5443 point expressions when the user specifies -frounding-math and
5444 the result may depend upon the run-time rounding mode.
5445 (fold_convert_const_real_from_real): Clean-up.
5446 (fold_initializer): Ignore flag_rounding_math for initializers.
5447 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5448 constant fold FP operations with flag_rounding_math if the
5449 result may depend upon the run-time rounding mode.
5451 2005-01-21 Tom Tromey <tromey@redhat.com>
5453 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5455 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5457 * tree-cfg.c: Fix comment typos.
5459 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5461 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5462 around the call to rest_of_handle_branch_target_load_optimize.
5464 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5466 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5467 (sparc64-*-openbsd*): Likewise.
5468 (sparclite-*-elf*): Include tm-dwarf2.h.
5469 (sparc86x-*-elf*): Likewise.
5470 (sparc64-*-elf*): Likewise.
5471 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5472 (DBX_DEBUGGING_INFO): Likewise.
5473 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5474 (PREFERRED_DEBUGGING_TYPE): Likewise.
5475 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5476 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5477 (PREFERRED_DEBUGGING_TYPE): Likewise.
5478 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5479 (PREFERRED_DEBUGGING_TYPE): Likewise.
5480 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5482 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5485 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5487 2005-01-20 Paul Brook <paul@codesourcery.com>
5489 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5491 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5493 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5494 label is first in a sequence of labels.
5496 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5498 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5499 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5501 * doc/sourcebuild.texi (Test Directives): New.
5503 2005-01-20 Roger Sayle <roger@eyesopen.com>
5505 * real.c (real_floor): Don't leave the result uninitialized when
5506 mode is VOIDMode, but return the unrounded intermediate value.
5507 (real_ceil): Likewise.
5509 2005-01-20 Paul Brook <paul@codesourcery.com>
5511 * config/arm/arm.md (insv): Use gen_int_mode.
5513 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5515 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5516 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5517 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5518 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5519 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5521 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5524 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5525 fbreg, so we have to assume we can't.
5526 (loc_descriptor_from_tree_1): Ditto.
5527 (containing_function_has_frame_base): New function.
5528 (add_location_or_const_value_attribute): Use it.
5529 Also try to generate a frame_base from a single element location
5532 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5534 PR tree-optimization/15349
5535 * timevar.def (TV_TREE_MERGE_PHI): New.
5536 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5538 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5539 calls to tree_forwarder_block_p.
5540 (remove_forwarder_block_with_phi, merge_phi_nodes,
5541 gate_merge_phi, pass_merge_phi): New.
5542 * tree-optimize.c (init_tree_optimization_passes): Add
5544 * tree-pass.h: Add an extern for pass_merge_phi;
5546 2005-01-20 Richard Henderson <rth@redhat.com>
5549 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5550 (_mm_castps_pd, _mm_castps_si128): New.
5551 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5553 2005-01-20 Richard Henderson <rth@redhat.com>
5556 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5557 __builtin_ia32_vec_init_v2si.
5558 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5559 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5560 (ix86_init_mmx_sse_builtins): Create it.
5561 (ix86_expand_builtin): Expand it.
5562 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5563 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5564 (vec_extractv2si_0, vec_extractv2si_1): New.
5566 2005-01-20 Richard Henderson <rth@redhat.com>
5569 * config/i386/i386.c (ix86_expand_push): New.
5570 * config/i386/mmx.md (push<MMXMODE>1): New.
5571 * config/i386/sse.md (push<SSEMODE>1): New.
5572 * config/i386/i386-protos.h: Update.
5574 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5576 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5579 2005-01-20 Richard Henderson <rth@redhat.com>
5581 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5582 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5584 2005-01-19 Richard Henderson <rth@redhat.com>
5587 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5588 to V4SFmode in SSE1 fallback load path.
5590 2005-01-19 Richard Henderson <rth@redhat.com>
5592 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5593 in QImode expansion to ix86_expand_vector_set.
5594 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5596 2005-01-19 Richard Henderson <rth@redhat.com>
5599 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5600 subclass of the input class.
5601 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5602 Always true for cross-SSE1 classes. Rationalize conditionals.
5603 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5604 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5605 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5606 (movdi_2): Add MMX/SSE zeros.
5607 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5608 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5609 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5610 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5611 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5612 (zero_extendsidi2_rex64_1): Remove.
5613 (MOV0 peephole): Check GENERAL_REG_P.
5615 2005-01-19 Richard Henderson <rth@redhat.com>
5618 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5620 (ix86_expand_vector_extract): Likewise.
5622 2005-01-19 Richard Henderson <rth@redhat.com>
5625 * expr.c (emit_move_change_mode): New argument force; use
5626 simplify_gen_subreg if true.
5627 (emit_move_via_alt_mode): Merge into ...
5628 (emit_move_via_integer): ... here.
5629 (emit_move_ccmode): Use emit_move_change_mode directly.
5631 2005-01-19 Richard Henderson <rth@redhat.com>
5634 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5635 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5636 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5638 (alpha_emit_set_const): Likewise. Make static.
5639 (alpha_emit_set_long_const): Make static.
5640 (alpha_extract_integer): Split out from alpha_expand_mov.
5641 (alpha_split_const_mov): Likewise.
5642 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5643 (alpha_legitimate_constant_p): New.
5644 * config/alpha/alpha-protos.h: Update.
5645 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5646 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5647 * config/alpha/alpha.md (movsi): Add n alternative.
5648 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5649 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5650 (splitters for all of the above): Use alpha_split_const_mov.
5651 * config/alpha/predicates.md (non_add_const_operand): New.
5652 (non_zero_const_operand): New.
5653 (input_operand): Use alpha_legitimate_constant_p after reload.
5655 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5657 PR tree-optimization/19038
5658 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5659 (add_candidate): Add ivs with increment in latch only if
5660 allow_ip_end_pos_p is true.
5661 (determine_iv_cost): Use empty_block_p.
5663 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5665 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5666 (compute_dominance_frontiers): Ditto.
5668 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5671 * config/sh/t-rtems: New.
5672 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5674 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5676 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5677 the offset of the selected field.
5679 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5681 * tree-cfg.c (remove_forwarder_block): Fix the check to
5682 prevent a nonlocal label from appearing in the middle of a
5685 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5687 PR rtl-optimization/19462
5688 * reorg.c (find_end_label): Create return insn only if
5689 current_function_epilogue_delay_list is empty.
5691 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5693 * doc/passes.texi: Remove paragraph mentioning new-ra.
5695 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5697 PR rtl-optimization/15139
5698 * combine.c: Include params.h.
5699 (count_rtxs): New function.
5700 (record_value_for_reg): If replace_rtx would replace at least
5701 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5702 (clobber (const_int 0)) instead of TEM.
5703 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5704 * params.h (MAX_LAST_VALUE_RTL): New.
5705 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5706 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5709 * c-typeck.c (digest_init): Only call build_vector if all constructor
5710 elements are *_CST nodes.
5711 * gimplify.c (gimplify_init_constructor): Likewise.
5714 * c-typeck.c (digest_init): Only call build_vector if inside_init
5717 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5719 * toplev.c (init_asm_output): Remove dead #ifdef.
5721 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5723 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5725 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5727 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5728 accessing DECL_FUNCTION_CODE.
5729 * dojump.c (do_jump): Likewise.
5730 * gimplify.c (gimplify_call_expr): Likewise.
5731 * predict.c (expr_expected_value): Likewise.
5732 (strip_builtin_expect): Likewise.
5733 * tree-inline.c (estimate_num_insns_1): Likewise.
5734 * tree-ssa-loop-im.c (stmt_cost): Likewise
5735 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5736 (tree_expr_nonnegative_p): Likewise.
5738 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5740 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5741 variant of the load_pcrel_sym pattern.
5742 * config/sparc/sparc.md (P macro): Move to the top.
5743 (load_pcrel_sym): Macroize using P.
5744 (save_register_window): Likewise.
5746 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5748 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5751 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5754 * c-typeck.c (build_asm_expr): Strip nops off
5755 input memory operands.
5757 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5759 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5760 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5761 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5762 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5764 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5767 * config/i386/i386.c (override_options): If the 80387 is disabled,
5768 then do not return FP values using FP registers.
5770 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5772 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5773 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5774 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5775 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5776 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5777 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5778 output.h, postreload-gcse.c, postreload.c, recog.c,
5779 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5780 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5781 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5782 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5783 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5784 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5785 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5786 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5788 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5789 config/alpha/alpha.c, config/arm/vfp.md,
5790 config/i386/emmintrin.h, config/i386/i386-modes.def,
5791 config/i386/i386-protos.h, config/i386/i386.h,
5792 config/i386/pmmintrin.h, config/i386/ppro.md,
5793 config/i386/predicates.md, config/i386/xmmintrin.h,
5794 config/i860/i860.c, config/ia64/ia64-modes.def,
5795 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5796 config/ia64/ia64.md, config/ia64/itanium1.md,
5797 config/ia64/itanium2.md, config/ia64/predicates.md,
5798 config/iq2000/iq2000.h, config/mips/linux64.h,
5799 config/rs6000/aix41.h, config/rs6000/aix43.h,
5800 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5801 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5802 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5803 config/sparc/linux64.h, config/sparc/litecoff.h,
5804 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5805 config/sparc/sparc.h, config/sparc/sparc.md,
5806 config/sparc/sysv4-only.h: Update copyright.
5808 2005-01-18 Richard Henderson <rth@redhat.com>
5811 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5813 2005-01-18 Marc Espie <espie@openbsd.org>
5814 * config/i386/openbsdelf.h: Typo.
5816 2005-01-18 Richard Henderson <rth@redhat.com>
5818 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5819 special case for sse.
5820 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5822 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5824 * tree-inline.c (estimate_num_insns_1): Added cases for
5825 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5827 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5829 PR rtl-optimization/19296
5830 * combine.c (simplify_comparison): Rewrite the condition under
5831 which a non-paradoxical SUBREG of a PLUS can be lifted when
5832 compared against a constant.
5834 2005-01-18 Andi Kleen <ak@muc.de>
5836 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5837 * c.opt (-Wpointer-sign): Add.
5838 * doc/invoke.texi: (-Wpointer-sign): Add.
5840 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5842 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5843 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5844 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5845 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5846 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5847 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5848 for TARGET_MIX_SSE_I387.
5849 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5850 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5851 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5852 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5853 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5854 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5855 TARGET_MIX_SSE_I387.
5856 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5859 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5862 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5863 Add movaps alternative for xmm reg->reg move.
5865 2005-01-17 Jeff Law <law@redhat.com>
5867 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5868 at the end of the main DOM loop rather than just before DOM exits.
5870 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5872 PR tree-optimization/19121
5873 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5874 adding aliases to a name tag, also add them to the pointer's
5876 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5877 sensitive alias info at all. Only check that the two pointers
5878 have compatible pointed-to sets.
5879 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5880 a pointer's type tag is a superset of the alias set of the
5883 2005-01-17 James E Wilson <wilson@specifixinc.com>
5886 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5887 comment to document why.
5889 2005-01-17 Richard Henderson <rth@redhat.com>
5891 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5892 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5893 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5894 sse2_vmsminv2df3_finite): New.
5895 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5896 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5897 Force op1 into register.
5899 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5901 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5902 bubblestrap from always rebuilding build directory.
5904 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5906 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5907 ("*cmpmem_short"): Likewise.
5909 2005-01-17 Steven Bosscher <stevenb@suse.de>
5911 * basic-block.h: Document BB_* flags.
5912 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5913 use an sbitmap instead.
5914 * sched-rgn.c (compute_trg_info): Likewise.
5916 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5918 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5919 redundant target_cpu_default and extra_parts lines. Use the default
5921 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5922 (SUBTARGET_EXTRA_SPECS): Delete.
5923 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5924 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5925 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5926 and "n32" for -mabi=n32.
5928 2005-01-17 Ian Lance Taylor <ian@airs.com>
5931 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5932 fold constant variables into initial values.
5934 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5936 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5938 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5939 through the statements backward.
5941 2005-01-17 Ian Lance Taylor <ian@airs.com>
5943 PR middle-end/13127:
5944 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5945 a variable set to the return value of the inlined function.
5947 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5949 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5950 when modes are tieable.
5952 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5954 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5955 of pthread_create to find out if threads are enabled.
5956 * gthr-posix95.h (__gthread_active_p): Likewise.
5958 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5960 * common.opt (-fnew-ra): Remove.
5962 * toplev.h (flag_new_regalloc): Remove.
5963 * Makefile.in (ra*.*): Don't mention.
5964 * passes.c (rest_of_handle_new_regalloc): Remove.
5965 (rest_of_handle_combine, rest_of_compilation): Always consider
5966 flag_new_regalloc as false.
5967 * doc/invoke.texi: Don't document -fnew-ra.
5969 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5971 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5972 last parameter to reg_scan.
5973 * loop.c (loop_optimize): Likewise.
5974 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5975 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5976 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5977 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5978 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5979 * regclass.c (reg_scan): Likewise, for the declaration.
5980 * rtl.h (reg_scan): Likewise, for the prototype.
5982 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5984 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5985 mark_dfs_back_edges.
5987 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5989 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5990 (compute_avail): Uses don't go in tmp_gen.
5992 2005-01-16 Steven Bosscher <stevenb@suse.de>
5994 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5995 loop to look for a free slot in a page entry.
5997 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6000 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6001 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6002 just before targetm.asm_out.file_end.
6003 * tree.h (process_pending_assemble_output_defs): Declare.
6004 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6006 (assemble_alias): Defer generation of assembly code for defines when
6007 TARGET_DEFERRED_OUTPUT_DEFS is true.
6008 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6009 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6010 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6012 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6015 * pa.c (pa_scalar_mode_supported_p): New function.
6016 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6017 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6019 * pa-protos.h (prefetch_operand): Delete.
6020 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6021 * pa.c (prefetch_operand): Delete.
6022 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6023 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6024 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6025 and prefetch_nocc_operand.
6026 * pa.md (prefetch): Rework to avoid reload problems handling short
6027 displacements when a cache control completer needs to be provided.
6028 (prefetch_32, prefetch_64): Delete.
6029 (prefetch_cc, prefetch_nocc): New patterns.
6031 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6033 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6035 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6038 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6039 exceeds maximum alignment for global common data.
6040 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6041 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6043 2004-01-15 Roger Sayle <roger@eyesopen.com>
6045 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6047 2004-01-15 Roger Sayle <roger@eyesopen.com>
6049 * harg-reg-set.h (reg_class_names): Prototype global array.
6050 * regclass.c (reg_class_names): Declare here and initialize to
6052 (dump_regclass): Remove local declaration of reg_class_names.
6053 (regclass): Likewise.
6054 * cfg.c (dump_flow_info): Likewise.
6055 * ra-debug.c (reg_class_names): Likewise.
6056 * regrename.c (reg_class_names): Likewise.
6057 * reload.c (reg_class_names): Likewise.
6058 * reload1.c (spill_failure): Likewise.
6059 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6061 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6063 * config/s390/s390.md ("reload_outti"): Remove predicate for
6064 output operand. Abort if operand is not a MEM.
6065 ("reload_outdi", "reload_outdf"): Likewise.
6067 2005-01-15 Marc Espie <espie@openbsd.org>
6069 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6070 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6071 * config/openbsd.h: Fix C++ includes for native configurations.
6072 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6073 Add trampoline support.
6074 * config/i386/openbsdelf.h: New.
6076 2005-01-15 Marc Espie <espie@openbsd.org>
6078 * collect2.c (main): Explicitly parse -dynamic-linker option.
6080 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6082 PR tree-optimization/19060
6083 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6084 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6085 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6086 and handle extract_range_from_cond returning false.
6087 * fold-const.c (fold): Optimize comparisons with min/max even for
6088 width > HOST_BITS_PER_WIDE_INT.
6090 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6092 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6093 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6094 Remove little endian multilib variants.
6095 Add mips32 multilib variant.
6097 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6099 * explow.c (copy_all_reg, stabilize): Remove.
6100 * expr.h: Remove the corresponding prototypes.
6102 * rtlanal.c (regs_set_between_p): Remove.
6103 * rtl.h: Remove the corresponding prototype.
6105 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6107 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6108 to rs6000_nonimmediate_operand.
6109 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6110 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6111 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6112 rs6000_nonimmediate_operand.
6113 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6114 rs6000_nonimmediate_operand.
6116 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6118 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6120 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6122 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6124 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6125 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6127 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6128 (rs6k_nonimmediate_operand): New.
6129 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6131 (legitimate_lo_sum_address_p): Same.
6132 (rs6000_legitimize_address): Same.
6133 (rs6000_legitimize_reload_address): Same.
6134 (rs6000_legitimate_address): Same.
6135 (spe_build_register_parallel): Pass DF and DC modes in a DI
6138 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6139 to rs6k_nonimmediate_operand.
6141 * config/rs6000/spe.md ("*frob_df_di"): New.
6142 ("*frob_di_df"): New.
6143 ("*frob_di_df_2"): New.
6144 ("*mov_sidf_e500_subreg0"): New.
6145 ("*mov_sidf_e500_subreg4"): New.
6146 ("*movdf_e500_double"): Change predicate to
6147 rs6k_nonimmediate_operand.
6149 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6151 * postreload.c (move2add_note_store): Only call
6152 trunc_int_for_mode on scalar integers.
6154 2005-01-14 Steven Bosscher <stevenb@suse.de>
6156 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6157 replace BB_VISITED uses.
6158 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6159 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6160 (tree_dce_done): Free visited_control_parents.
6161 (perform_tree_ssa_dce): Allocate and clear it.
6162 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6163 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6164 instead of BB_VISITED.
6166 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6168 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6169 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6170 Remove unused prototypes.
6172 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6174 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6175 64-bit register usage.
6176 (spe_func_has_64bit_regs_p): Add FIXME note.
6178 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6180 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6181 flag_finite_math_only with flag_unsafe_math_optimizations.
6183 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6185 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6187 (__tpf_eh_return): Copy TPF private stack area from the module
6188 boundary stack frame. Add check for when module addresses are
6189 equal, but no stub address is found.
6191 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6194 * arm.h (struct machine_function): Add call_via field.
6195 (thumb_call_via_label): Declare.
6196 * arm.c (thumb_call_via_label): New variable.
6197 (thumb_call_reg_needed): New variable.
6198 (arm_output_function_epilogue): For Thumb code, output any per-function
6199 call-indirect trampolines.
6200 (thumb_call_via_reg): New function.
6201 (arm_file_end): New function.
6202 (TARGET_ASM_FILE_END): Call arm_file_end.
6203 (aof_file_end): Likewise.
6204 * arm-protos.h (thumb_call_via_reg): Declare.
6205 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6206 thumb_call_via_reg in normal case.
6208 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6211 PR rtl-optimization/19348
6212 * recog.c (peephole2_optimize): Do global life update if some peephole
6213 decides it doesn't need at least one of its inputs and that change
6214 influences liveness at the start of the basic block.
6216 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6217 arguments instead of 1.
6219 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6222 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6223 zero for nested functions needing a static chain or functions
6224 with a non-constant address.
6226 2005-01-13 Roger Sayle <roger@eyesopen.com>
6228 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6229 (and (sign_extend X) C) into (zero_extend (and X C)).
6231 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6233 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6235 2005-01-13 Richard Henderson <rth@redhat.com>
6240 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6241 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6242 not just TARGET_SSE.
6243 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6244 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6245 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6246 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6247 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6248 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6249 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6250 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6251 (movdicc_c_rex64): Rename with '*'.
6252 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6253 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6254 (movsfcc_1_387): Rename from movsfcc_1.
6255 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6256 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6257 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6258 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6259 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6260 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6261 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6262 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6263 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6264 sse_movdfcc_const0_4): Remove.
6265 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6266 recognize min/max early. Update for changed sse cmove patterns.
6267 (ix86_split_sse_movcc): New.
6268 * config/i386/i386-protos.h: Update.
6270 2005-01-13 Steven Bosscher <stevenb@suse.de>
6272 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6273 (fix_stmt_v_may_defs): Likewise.
6275 2005-01-13 Richard Henderson <rth@redhat.com>
6277 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6278 for converting the mask.
6280 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6282 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6285 2005-01-13 Richard Henderson <rth@redhat.com>
6287 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6288 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6289 IX86_BUILTIN_MOVDQ2Q): Remove.
6290 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6291 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6292 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6294 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6295 (sse2_pextrw): Fix immediate constraint.
6296 (sse2_loadq, sse2_loadq_rex64): Remove.
6297 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6298 Use __builtin_ia32_vec_ext_<size>.
6299 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6301 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6303 * function.c (assign_parm_setup_block): Look inside original
6304 entry_parm when inspecting PARALLEL.
6306 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6307 Joel Sherrill <joel@oarcorp.com>
6310 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6311 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6312 rtems_gxx_recursive_mutex_init.
6313 (__gthread_recursive_mutex_lock): New function.
6314 (__gthread_recursive_mutex_trylock): Likewise.
6315 (__gthread_recursive_mutex_unlock): Likewise.
6317 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6319 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6321 2005-01-13 Jan Beulich <jbeulich@novell.com>
6323 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6324 (ashrti3_internal): Indicate output is early clobber. Generate result
6325 into output rather than first input. Use move for low word of output
6326 if shift count is exactly 64.
6327 (lshrti3_internal): Likewise.
6329 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6333 * reload1.c (delete_output_reload): Don't delete an output reload
6334 if the pseudo lives longer than a single basic block. Adjust and
6335 improve wording of comment.
6337 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6340 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6341 of TYPE_SIZE where we mean the number of bytes.
6343 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6345 * function.c (assign_parm_setup_block): Relax condition on
6346 multi-register optimization.
6348 2005-01-12 Nick Clifton <nickc@redhat.com>
6350 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6351 an "in_delay_slot" attribute of "no" to prevent them being used in
6352 delay slots. This is forbidden because they might generate
6355 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6358 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6361 2005-01-12 Nick Clifton <nickc@redhat.com>
6363 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6364 passed on to GAS) but do not define, as GAS no longer supports or
6365 needs the -m2000 option.
6367 2005-01-11 Roger Sayle <roger@eyesopen.com>
6369 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6370 type as args of unprototyped builtins aren't automatically promoted.
6371 (fold_builtin_abs): Likewise.
6373 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6375 * Makefile.in: Set a `build-warn' variable.
6377 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6379 PR tree-optimization/17949
6380 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6381 (find_interesting_uses_address): Use it.
6383 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6385 * regrename.c (kill_value): Handle subreg's that won't simplify.
6387 2005-01-11 Richard Henderson <rth@redhat.com>
6390 * config/i386/i386.h (enum ix86_builtins): Move ...
6391 * config/i386/i386.c: ... here.
6392 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6393 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6394 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6395 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6396 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6397 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6398 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6399 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6400 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6401 IX86_BUILTIN_LOADDDUP): Remove.
6402 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6403 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6404 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6405 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6406 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6407 (ix86_init_builtins): Make static.
6408 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6409 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6410 if all the modes match. Otherwise, fake it.
6411 (get_element_number, ix86_expand_vec_init_builtin,
6412 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6413 (ix86_expand_builtin): Make static. Update for changed builtins.
6414 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6415 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6416 (ix86_expand_vector_init_duplicate): New.
6417 (ix86_expand_vector_init_low_nonzero): New.
6418 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6419 Split out from ix86_expand_vector_init; handle integer modes.
6420 (ix86_expand_vector_init): Use them.
6421 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6422 * config/i386/i386-protos.h: Update.
6423 * config/i386/predicates.md (reg_or_0_operand): New.
6424 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6425 (movv2sf_internal): Likewise. And a splitter to match them all.
6426 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6427 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6428 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6429 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6430 (mmx_pinsrw): Fix operand ordering.
6431 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6432 rather than sse_loadss expander.
6433 (movv2df splitter): Similarly.
6434 (sse_loadss, sse_loadlss): Remove.
6435 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6436 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6437 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6438 (sse3_movddup): Rename with '*'.
6439 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6440 (sse2_loadsd): Remove.
6441 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6442 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6443 (sse2_pinsrw): Fix argument ordering.
6444 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6445 (sse2_stored): Remove 'r' destination.
6446 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6447 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6448 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6449 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6450 vec_extractv16qi, vec_initv16qi): New.
6452 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6453 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6454 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6456 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6457 (_mm_load_si128, _mm_store_si128): Likewise.
6458 (_mm_load1_pd): Use _mm_set1_pd.
6459 (_mm_load_sd): Use _mm_set_sd.
6460 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6461 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6462 (_mm_set_epi64): Use _mm_set_epi64x.
6463 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6464 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6465 _mm_setr_epi8): Use _mm_set_foo form.
6466 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6467 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6468 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6469 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6470 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6471 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6472 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6473 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6474 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6475 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6476 (_mm_movedup_pd): Use _mm_shuffle_pd.
6477 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6478 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6479 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6480 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6482 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6483 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6484 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6485 (_mm_store_ps): Use raw dereference.
6486 (_mm_store1_ps): Use _mm_storeu_ps.
6487 (_mm_storer_ps): Use _mm_store_ps.
6488 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6489 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6491 2005-01-11 Stan Shebs <shebs@apple.com>
6493 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6494 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6496 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6499 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6500 Skip all DECLs except for FIELD_DECLs.
6502 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6504 * config/s390/s390.c (override_options): Return error if
6505 -mbackchain, -mpacked-stack and -mhard-float are used together.
6506 (s390_va_start): Remove the backchain && packed-stack special case.
6507 (s390_gimplify_va_arg): Likewise.
6508 * doc/invoke.texi: Remove the ABI incompatibility note.
6510 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6512 * config/s390/s390.c (struct s390_frame_layout): Remove
6514 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6515 save_backchain_p with TARGET_BACKCHAIN.
6517 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6520 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6521 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6522 * function.c (locate_and_pad_parm): Set new field.
6523 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6524 Tweak where_pad test to include "none". Always set mem align for
6526 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6527 not sufficient for type.
6528 (assign_parm_setup_block): If stack_parm is zero on entry, always
6529 make a new stack local. Block move old stack parm if necessary
6530 to new aligned stack local.
6531 (assign_parm_setup_stack): Use a block move to handle
6532 potentially misaligned entry_parm.
6533 (assign_parms_unsplit_complex): Specify required alignment when
6534 creating stack local.
6535 * calls.c (compute_argument_addresses): Override alignment of stack
6536 arg calculated from its type with the alignment given by
6537 FUNCTION_ARG_BOUNDARY.
6538 (store_one_arg): Likewise.
6540 2005-01-11 Jan Beulich <jbeulich@novell.com>
6542 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6543 Change respective itanium_class attribute to ialu.
6544 (shladdp4_internal): New.
6545 * config/ia64/predicates.md (shladd_log2_operand): New.
6547 2005-01-11 Richard Henderson <rth@redhat.com>
6549 * expr.c (store_constructor): Use rtvec_alloc instead of
6550 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6552 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6554 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6556 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6558 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6559 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6560 (TARGET_RWRELOC): Define.
6561 (ia64_rwreloc_section_type_flags): Delete.
6562 (ia64_section_type_flags): New function.
6563 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6564 (TARGET_RWRELOC): Define.
6566 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6569 * config/ia64/ia64.c (process_set): For alloc insn, only call
6570 process_epilogue is !frame_pointer_needed.
6572 2005-01-10 Roger Sayle <roger@eyesopen.com>
6575 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6576 unary operator and can't be treated as a binary/comparison operator.
6578 2005-01-10 Richard Henderson <rth@redhat.com>
6580 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6581 (ix86_return_in_memory): Likewise.
6582 (function_arg_advance): Likewise. Mirror structure in function_arg
6583 for choosing register to advance.
6585 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6587 * tree-vectorizer.c, tree.def: Fix comment typos.
6589 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6591 * config/s390/s390.c (struct processor_costs): 4 new fields:
6592 ddbr, ddr, debr, der.
6593 (s390_rtx_costs): More precise handling of divide instructions.
6595 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6597 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6599 2005-01-10 Jan Beulich <jbeulich@novell.com>
6601 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6602 names resulting from -ffunction-sections/-fdata-sections and linkonce
6604 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6605 based on the section name. Rearrange the section name comparison logic
6606 slightly so that each section name is compared against at most once.
6608 2005-01-10 Ben Elliston <bje@au.ibm.com>
6610 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6611 targets for which -fPIC reduces limitations on the GOT size.
6613 2005-01-09 Falk Hueffner <falk@debian.org>
6615 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6618 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6621 * collect2.c (main): Set aixrtl_flag for -brtl option.
6622 (resolve_lib_name): Search for .so file extension before .a
6625 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6627 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6628 (vect_analyze_data_refs_alignment): Add dump prints.
6630 2005-01-09 Ira Rosen <irar@il.ibm.com>
6632 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6633 expr_invariant_in_loop_p.
6634 Initialize outputs first thing in the function.
6635 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6636 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6637 (vect_analyze_pointer_ref_access): Check that the initial condition of
6638 the access function is loop invariant.
6640 2005-01-09 Richard Henderson <rth@redhat.com>
6642 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6643 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6644 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6645 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6646 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6647 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6648 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6649 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6650 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6651 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6652 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6653 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6654 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6655 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6656 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6657 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6658 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6659 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6660 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6661 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6662 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6663 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6664 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6666 (mmx_clrdi, pavgusb): Remove.
6667 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6668 with leading sse_ prefix.
6669 * config/i386/sse.md: Receive them.
6670 * config/i386/mmx.md: New file.
6671 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6672 (subrv2sf3): Turn into expander for normal subtraction.
6673 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6674 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6675 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6676 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6677 commutative; use ix86_binary_operator_ok.
6678 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6679 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6680 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6681 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6682 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6683 Macroize from existing patterns; use ix86_binary_operator_ok.
6684 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6685 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6686 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6687 with vec_select+vec_concat.
6688 (mmx_pshufw, mmx_pshufw_1): Likewise.
6689 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6690 (mmx_uavgv4hi3): Model correctly.
6691 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6692 _mm_xor_si64): Remove casts.
6694 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6696 PR tree-optimization/19224
6697 * tree-scalar-evolution.c (get_instantiated_value,
6698 set_instantiated_value): New functions.
6699 (instantiate_parameters_1): Cache the results.
6700 (instantiate_parameters, resolve_mixers): Initialize and free
6703 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6705 * config/i386/i386.md (addhi_4): Correct reference in comment.
6708 2005-01-08 Richard Henderson <rth@redhat.com>
6710 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6711 (_mm_cvtsi128_si64x): Likewise.
6712 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6713 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6714 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6715 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6716 * config/i386/i386-protos.h: Update.
6717 * config/i386/i386.c (print_operand): Add 'H'.
6718 (ix86_fixup_binary_operands): Split out from ...
6719 (ix86_expand_binary_operator): ... here.
6720 (ix86_fixup_binary_operands_no_copy): New.
6721 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6722 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6723 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6724 (safe_vector_operand): Use CONST0_RTX.
6725 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6726 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6727 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6728 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6730 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6731 (IX86_BUILTIN_CMPNGESS): New.
6732 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6733 (attr type): Add sselog1.
6734 (attr unit, attr memory): Handle it.
6735 (movti, movti_internal, movti_rex64): Move near other integer moves.
6736 (movtf, movtf_internal): Move near other fp moves.
6737 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6738 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6739 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6740 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6741 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6742 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6743 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6744 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6745 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6746 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6747 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6748 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6749 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6750 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6751 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6752 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6753 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6754 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6755 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6756 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6757 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6758 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6759 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6760 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6761 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6762 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6763 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6764 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6765 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6766 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6767 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6768 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6769 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6770 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6771 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6772 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6773 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6774 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6775 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6776 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6777 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6778 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6779 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6780 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6782 (SSEPUSH, push<SSEPUSH>): Remove.
6783 (MMXPUSH, push<MMXPUSH>): Remove.
6784 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6785 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6786 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6787 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6788 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6789 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6790 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6791 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6792 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6793 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6794 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6795 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6796 (ppro_sse_log_V4SF): Handle sselog1.
6797 * config/i386/predicates.md (const_0_to_1_operand): New.
6798 (const_0_to_255_mul_8_operand): New.
6799 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6800 (const_2_to_3_operand, const_4_to_7_operand): New.
6801 * config/i386/sse.md: New file.
6802 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6803 (sse_movups): Rename from sse_movups_1.
6804 (sse_loadlss): Rename from sse_loadss_1.
6805 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6807 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6808 (absv4sf2, negv2df, absv2df): New.
6809 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6810 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6811 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6812 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6813 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6814 (sse3_addsubv4sf3): Model correctly.
6815 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6816 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6817 (sse_movhlps): Model with vec_select+vec_concat.
6818 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6819 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6820 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6821 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6822 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6823 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6824 sse2_pshufhw_1): Likewise.
6825 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6826 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6827 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6828 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6829 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6830 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6831 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6832 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6833 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6834 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6835 sminv8hi3): Mark commutative
6836 operands. Use ix86_binary_operator_ok.
6837 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6838 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6839 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6840 sse2_punpcklqdq): Allow operand2 in memory.
6841 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6842 sse2_movsd): Add memory alternatives.
6843 (sse_storelps): Turn expander into an insn; split after reload.
6844 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6845 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6847 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6849 * configure.ac (DWARF-2 debug_line): Use objdump.
6850 * configure: Regenerate.
6852 2005-01-08 Jeff Law <law@redhat.com>
6853 Diego Novillo <dnovillo@redhat.com>
6855 PR tree-optimization/18241
6856 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6857 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6858 statements with volatile operands.
6859 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6860 operands after marking a statement with has_volatile_ops.
6862 2005-01-08 Roger Sayle <roger@eyesopen.com>
6864 * tree.c (int_fits_type_p): Always honor integer constant
6865 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6867 2005-01-08 Roger Sayle <roger@eyesopen.com>
6869 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6870 the latent bug in rtl_delete_block has been resolved.
6872 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6874 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6875 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6877 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6879 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6880 library as @multilib_dir@/$(SHLIB_SONAME).
6882 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6884 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6885 * configure: Regenerate.
6887 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6889 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6892 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6895 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6896 Convert non-word aligned offset address using ld/std into
6899 2005-01-07 Richard Henderson <rth@redhat.com>
6901 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6903 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6905 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6907 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6909 PR tree-optimization/19283
6910 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6911 is not shorter than the original type.
6913 PR rtl-optimization/19012
6914 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6916 PR rtl-optimization/18861
6917 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6918 (FULL_STATE): Define.
6919 (mark_tablejump_edge): New function.
6920 (purge_dead_tablejump_edges): New function.
6921 (find_bb_boundaries): Use it.
6923 PR tree-optimization/18828
6924 * builtins.c (expand_builtin_next_arg): Remove argument and all
6925 the argument checking.
6926 (expand_builtin): Adjust caller.
6927 (expand_builtin_va_start): Likewise. Remove error for too many
6929 (fold_builtin_next_arg): Issue error for too many arguments.
6930 After checking arguments, replace them with magic arguments that
6931 prevent further checking of the args.
6933 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6935 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6937 2005-01-06 Roger Sayle <roger@eyesopen.com>
6940 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6941 and %{.S:...} (and their negative variants) to test whether the
6942 input file is assembler or pre-processed-assembler independent of
6943 the actual filename extension.
6945 2005-01-06 Roger Sayle <roger@eyesopen.com>
6947 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6948 of sign or zero extended values.
6950 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6952 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6953 for IBM long double format correctly.
6955 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6957 Fix PR tree-optimization/18792
6959 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6960 to first_loop_depth, and use loop depth instead of loop number.
6961 (build_classic_dir_vector): Ditto.
6962 (compute_data_dependences_for_loop): Use depth, not loop number.
6963 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6964 number. Pass in loops, instead of loop numbers.
6965 (gather_interchange_stats): Ditto.
6966 (linear_transform_loops): Ditto.
6968 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6971 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6972 biv_fits_mode_p, extension_within_bounds_p): New functions.
6973 (check_ext_dependent_givs): Use them.
6975 2005-01-06 Roger Sayle <roger@eyesopen.com>
6977 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6978 more than one barrier, in which case we should delete them all.
6980 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6982 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6984 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6986 Fix PR middle-end/19286
6988 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6989 output this subprogram, simply ignore this attempt to do it again.
6990 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6991 origin attribute if it's not possible.
6992 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6993 (decls_for_scope): Ditto.
6994 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6995 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6997 2005-01-05 Richard Henderson <rth@redhat.com>
7000 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7001 (bdesc_2arg): Use it.
7002 (ix86_expand_binop_builtin): Force operands into registers
7004 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7005 ix86_expand_sse_compare, ix86_expand_sse_comi,
7006 ix86_expand_builtin): Likewise.
7008 2005-01-05 Richard Henderson <rth@redhat.com>
7010 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7012 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7013 (mulv4hi3): Set itanium_class mmmul.
7014 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7015 (fpack): Rename from fpack_sfsf.
7017 2005-01-05 Richard Henderson <rth@redhat.com>
7020 * reload1.c (do_input_reload): Restrict the optimization deleteing
7021 a previous output reload to RELOAD_FOR_INPUT.
7023 2005-01-05 Steven Bosscher <stevenb@suse.de>
7025 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7026 comment that we fall through after case.
7027 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7028 (distribute_links): Likewise.
7029 * cse.c (cse_insn): Likewise.
7030 * cselib.c (cselib_invalidate_mem): Likewise.
7031 * df.c: Update comments at the top of the file.
7032 (read_modify_subreg_p): Update comments here too.
7033 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7034 * flow.c (mark_set_1): Likewise.
7035 (mark_used_regs): Likewise.
7036 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7037 (canon_list_insert): Likewise.
7038 (mark_set): Likewise.
7039 (try_replace_reg): Likewise.
7040 (store_killed_in_insn): Likewise.
7041 * loop.c (count_one_set): Likewise.
7042 (basic_induction_var): Likewise.
7043 * postreload-gcse.c (find_mem_conflicts): Likewise.
7044 * postreload.c (reload_combine_note_store): Likewise.
7045 (move2add_note_store): Likewise.
7046 * reload.c (find_equiv_reg): Likewise.
7047 (mark_referenced_resources): Likewise.
7048 * rtlanal.c (set_noop_p): Likewise.
7049 (note_stores): Likewise.
7050 (note_uses): Likewise.
7051 * sched-deps.c (sched_analyze_1): Likewise.
7052 * sched-rgn.c (check_live_1): Likewise.
7053 (update_live_1): Likewise.
7054 * config/i860/i860.c: Likewise.
7056 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7058 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7060 * doc/rtl.texi: Update documentation for bit-fields and SET.
7062 2005-01-05 Roger Sayle <roger@eyesopen.com>
7064 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7066 2005-01-05 Jan Hubicka <jh@suse.cz>
7067 Richard Henderson <rth@redhat.com>
7070 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7073 2005-01-05 Richard Henderson <rth@redhat.com>
7076 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7077 (sse_shufps): Change operand 3 to const_int_operand.
7078 (sse2_storelps): Fix typo in template.
7079 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7080 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7081 (ix86_expand_builtin): Likewise.
7083 2005-01-05 Julian Brown <julian@codesourcery.com>
7085 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7086 as aggregates for AAPCS ABIs.
7088 2005-01-05 Stan Shebs <shebs@apple.com>
7090 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7091 Mach-O getters if ppc64.
7092 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7094 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7095 signed four-byte field for global code case.
7096 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7098 2005-01-05 Roger Sayle <roger@eyesopen.com>
7101 * c-common.c: Include real.h.
7102 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7103 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7104 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7105 * Makefile.in (c-common.o): Update dependencies.
7107 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7109 * c-parse.in (asm_string): Add trailing semicolon.
7111 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7113 * c-parse.in (asm_string): New. Don't allow wide strings in
7115 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7116 asm_string instead of STRING.
7118 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7120 * c-typeck.c (constructor_no_implicit): Remove.
7121 (set_designator, process_init_element): Don't check
7122 constructor_no_implicit.
7124 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7125 Kaz Kojima <kkojima@gcc.gnu.org>
7128 * lcm.c (create_pre_exit): New.
7129 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7130 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7132 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7134 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7135 -msoft-float in target_float_switch.
7136 * arm.c (arm_override_options): Fix processing of target_float_switch.
7138 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7140 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7143 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7145 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7146 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7148 2005-01-04 Roger Sayle <roger@eyesopen.com>
7150 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7151 if deleting the then-block allows the test-block to fallthru to the
7154 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7157 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7158 after the full declaration if the are in two different TUs.
7160 2005-01-04 Richard Henderson <rth@redhat.com>
7163 * tree-sra.c (generate_one_element_init): Just
7164 call gimplify_and_add.
7165 (generate_element_init): Record the
7166 new referenced variables and mark them for renaming
7167 and split out to ...
7168 (generate_element_init_1): This.
7169 (scalarize_init): Don't call push_gimplify_context/
7170 pop_gimplify_context.
7172 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7174 * toplev.c (get_src_pwd): Handle failure of getpwd().
7176 2005-01-04 Roger Sayle <roger@eyesopen.com>
7178 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7180 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7181 all the cases handled by it are inverted by invert_truthvalue.
7183 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7185 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7186 (save_register_windowsi): Likewise.
7188 2005-01-04 Richard Henderson <rth@redhat.com>
7190 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7192 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7195 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7196 any simplifications of vector mode comparison operators.
7197 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7199 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7200 Devang Patel <dpatel@apple.com>
7202 PR tree-optimization/18308
7203 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7204 the operands before creating a new expression.
7205 * dojump.c (do_jump): Make drop_through_label available
7206 for all cases. Add expansion of COND_EXPR.
7208 2005-01-04 Ira Rosen <irar@il.ibm.com>
7210 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7211 INTEGER_CST instead of TREE_CONSTANT.
7212 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7213 instead of TREE_CONSTANT.
7214 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7215 instead of TREE_CONSTANT.
7217 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7219 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7221 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7224 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7225 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7227 2005-01-03 Richard Henderson <rth@redhat.com>
7229 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7230 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7231 fold_convert_const_real_from_real): Split out from ...
7232 (fold_convert_const): ... here.
7234 2005-01-03 Richard Henderson <rth@redhat.com>
7237 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7238 (mov<MMXMODEI>_internal): Likewise.
7239 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7240 Add V2SF case; use it for SSE1; don't use TI.
7241 (movdf_integer): Likewise.
7242 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7244 2005-01-03 Ira Rosen <irar@il.ibm.com>
7246 * tree-vectorizer.c (vect_strip_conversions): New function.
7247 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7248 check for binary class.
7250 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7254 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7256 * gimple-low.c (mark_blocks_with_used_vars): New function.
7257 (mark_blocks_with_used_subblocks): Ditto.
7258 (mark_used_blocks): Ditto.
7259 (pass_mark_used_blocks): New pass.
7260 * tree-inline.c: Include debug.h.
7261 (expand_call_inline): Call outlining_inline_function here.
7262 * tree-optimize.c (init_tree_optimization_passes): Add
7263 pass_mark_used_blocks.
7264 * tree-pass.h (pass_mark_used_blocks): New.
7265 * Makefile.in (tree-inline.o): Add debug.h dependency.
7267 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7269 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7270 VAR_DECLs to have weak_import attribute.
7272 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7275 2004-01-03 Steven Bosscher <stevenb@suse.de>
7277 * passes.c (rest_of_compilation): Don't run regmove if only
7278 flag_expensive_optimizations, require flag_regmove instead.
7280 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7282 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7284 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7285 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7286 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7287 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7289 2005-01-03 Richard Henderson <rth@redhat.com>
7291 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7292 (ia64_const_ok_for_letter_p): New.
7293 (ia64_const_double_ok_for_letter_p): New.
7294 (ia64_extra_constraint): New.
7295 (ia64_expand_vecint_compare): New.
7296 (ia64_expand_vcondu_v2si): New.
7297 (ia64_expand_vecint_cmov): New.
7298 (ia64_expand_vecint_minmax): New.
7299 (ia64_print_operand): Add 'v'.
7300 (ia64_preferred_reload_class): New.
7301 (ia64_vector_mode_supported_p): New.
7302 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7303 (PREFERRED_RELOAD_CLASS): Move to function.
7304 (CONST_OK_FOR_LETTER_P): Move to function.
7305 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7306 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7307 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7308 (EXTRA_CONSTRAINT): Move to function.
7309 * config/ia64/ia64.md: Include vect.md.
7310 (itanium_class): Add mmalua.
7312 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7314 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7315 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7317 (const_int_2bit_operand): New.
7318 (fr_reg_or_0_operand): New.
7319 * config/ia64/ia64-modes.def: Add vector modes.
7320 * config/ia64/ia64-protos.h: Update.
7321 * config/ia64/vect.md: New file.
7323 2005-01-03 Richard Henderson <rth@redhat.com>
7325 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7327 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7330 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7332 (log1pdf2): Change mode of operands[0,1] to DFmode.
7334 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7336 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7337 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7338 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7339 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7340 SPARC_RELAXED_ORDERING.
7342 2005-01-03 Richard Henderson <rth@redhat.com>
7343 Uros Bizjak <uros@kss-loka.si>
7346 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7347 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7348 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7350 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7351 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7352 const_pow2_1_to_128_operand): New predicates.
7354 2005-01-02 Greg McGary <greg@mcgary.org>
7356 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7358 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7359 object. [ptr_type]: Remove unused variable.
7360 Remember nearest addressable array-element or record-component
7361 when checking bitfield components. Tolerate empty BIND_EXPR.
7363 2005-01-01 Richard Henderson <rth@redhat.com>
7365 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7366 that don't narrow the value. Fail for other conversions.
7368 2005-01-01 Richard Henderson <rth@redhat.com>
7371 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7372 * c-lang.c (finish_file): Don't do it here.
7373 * objc/objc-act.c (objc_finish_file): Likewise.
7375 * cgraph.c (decl_assembler_name_equal): New.
7376 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7377 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7378 * cgraph.h (struct cgraph_varpool_node): Add next.
7379 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7380 * varasm.c (assemble_alias): Mark the target as needed.
7382 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7385 * function.c (get_arg_pointer_save_area): Use entry_of_function
7386 instead of get_insns.
7388 2005-01-01 Roger Sayle <roger@eyesopen.com>
7389 Andrew Pinski <pinskia@physics.uc.edu>
7390 James E. Wilson <wilson@specifixinc.com>
7392 PR rtl-optimization/12092
7393 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7396 2005-01-01 Roger Sayle <roger@eyesopen.com>
7397 Olivier Hainque <hainque@act-europe.fr>
7399 * tree.c (int_fits_type_p): A narrower type always fits in a
7400 wider one, except for negative values into unsigned types.
7402 2005-01-01 Roger Sayle <roger@eyesopen.com>
7404 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7405 with the original constant rather than require TREE_OVERFLOW.
7407 2005-01-01 Steven Bosscher <stevenb@suse.de>
7410 * c-decl.c (finish_function): If compiling C99, annotate the
7411 compiler generated return with the current file name and line 0.
7412 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7413 the source line is greater than 0.
7414 (remove_bb): Likewise.
7416 See ChangeLog.12 for earlier changes.