1 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4 of closing parenthesis.
6 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8 * builtins.c (expand_movstr): Update a call to
10 (expand_builtin_strncpy): Update a call to
12 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13 arguments of CALL_EXPR.
14 (fold_builtin_1): Update calls to fold_builtin_strcpy and
16 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
17 * tree.h: Update the prototypes of fold_builtin_strcpy and
20 2005-03-16 Steven Bosscher <stevenb@suse.de>
21 Dorit Naishlos <dorit@il.ibm.com>
23 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
24 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
27 2005-03-16 Steven Bosscher <stevenb@suse.de>
29 * tree-inline.c (walk_type_fields, walk_tree,
30 walk_tree_without_duplicates): Move from here...
33 2005-03-15 Zack Weinberg <zack@codesourcery.com>
35 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
36 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
37 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
38 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
39 (version): Define using $(BASEVER_c).
40 (Makefile, config.status, build/gcov-iov.o): No longer depends on
42 (version.o): Depend on version files; add custom generation command.
43 (prefix.o): Define BASEVER on command line.
44 (s-iov): Depend on version files; adjust command.
45 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
47 (gcc-vers.texi): New rule.
48 (doc/%.info, doc/%.dvi): Add -I . to command line.
49 (doc/gccinstall.dvi): Likewise.
50 (PACKAGE): Delete. All uses replaced with "gcc".
51 * aclocal.m4: Do not include gcc-version.m4.
52 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
53 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
54 Set is_release based on contents of DEV-PHASE.
55 Set gcc_version based on contents of BASE-VER.
56 Define WIN32_REGISTRY_KEY only if the user overrode the default.
57 * config.in, configure: Regenerate.
58 * gccbug.in: Determine version of GCC in use at runtime.
59 * gcov-iov.c: Get version number and development phase from
60 command line, not by including version.c.
61 * intl.c: Replace all uses of PACKAGE with "gcc".
62 * libada-mk.in: Delete unused "gcc_version" variable.
63 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
64 * version.c: (VERSUFFIX): New hook for redistributors; adjust
66 (version_string): Put together from pieces.
67 * config/alpha/x-vms: Do not use $(gcc_version).
68 * config/i386/t-nwld: Likewise.
69 * doc/include/gcc-common.texi: Include gcc-vers.texi for
70 version-GCC and DEVELOPMENT.
72 2005-03-15 Roger Sayle <roger@eyesopen.com>
74 PR tree-optimization/17454
75 * tree.c (tree_size): Add case for TREE_BINFO.
76 * fold-const.c (fold_checksum_tree): Only clear the overloaded
77 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
79 2005-03-15 Roger Sayle <roger@eyesopen.com>
81 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
82 op1 whilst expanding the signed widenening multiply variant.
84 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
86 * toplev.c (display_target_options): Avoid unused variable warning if
87 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
88 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
89 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
90 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
91 (mips_isa_info): New variable.
92 (mips_parse_cpu): Remove the first argument and leave the caller
94 (TARGET_HANDLE_OPTION): Override default.
95 (mips_handle_option): New function. Move option validation code from...
96 (override_options): ...here. Update calls to mips_parse_cpu.
97 * config/mips/mips.h (mips_arch_string, mips_tune_string)
98 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
99 (SUBTARGET_TARGET_OPTIONS): Delete.
100 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
101 (mno-flush-func, mtune=): New options.
103 2005-03-15 Roger Sayle <roger@eyesopen.com>
104 Richard Henderson <rth@redhat.com>
106 * real.c (c4x_single_format, c4x_extended_format): Provide values
107 for signbit_ro for c4x's single and extended floating point formats.
108 * optabs.c (expand_copysign): Use the floating point format's
109 signbit_ro for expanding via expand_copysign_absneg, and it's
110 signbit_rw field for expanding via expand_copysign_bit.
112 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
114 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
115 known_alignment_for_access_p.
116 (known_alignment_for_access_p): New.
117 (do_peeling_for_alignment): Field made int instead of bool and renamed
118 to peeling_for_alignment.
119 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
120 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
121 functionality used to be in vect_analyze_operations.
122 (vect_analyze_operations): Code to determine vectorization factor was
123 moved to vect_determine_vectorization_factor.
124 (vect_enhance_data_refs_alignment): Update to correct alignment when it
125 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
127 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
128 be part of vect_analyze_operations).
129 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
130 creating the guard condition, as the number of iterations may be
132 (slpeel_tree_peel_loop_to_edge): Use new name of
133 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
134 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
135 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
136 (vect_do_peeling_for_alignment): Use fold.
137 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
139 (vect_update_inits_of_dr): Renamed to
140 vect_update_init_of_dr.
141 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
142 (vectorizable_store): Fix assertion to use == instead of =.
144 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
146 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
147 call_used_regs for wCG registers.
149 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
151 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
152 for non-offsettable memory references to cope with outstanding reload
153 replacements, take 2.
155 2005-03-15 Uros Bizjak <uros@kss-loka.si>
158 * config/i386/i386.h (x86_fisttp): New.
159 (TARGET_FISTTP): New macro.
160 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
161 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
162 instruction when fisttp flag is set.
163 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
165 * config/i386/i386.md (type attribute): Add fisttp.
166 (unit attribute): Set to i387 for fisttp type.
167 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
168 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
170 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
171 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
173 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
174 patterns for TARGET_FISTTP. Enable patterns for
175 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
176 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
177 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
178 implement fisttp x87 insn.
179 (fix_trunc*_i387_fisttp splitters): New patterns.
180 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
181 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
182 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
184 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
185 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
186 Implement using mode macros. Disable patterns for TARGET_FISTTP.
187 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
188 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
189 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
190 Disable patterns for TARGET_FISTTP.
191 (fix_trunc*_i387 splitters): Implement usign mode macros.
192 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
193 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
194 (fix_trunx*_sse peephole2s): Implement using mode macros.
196 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
198 PR rtl-optimization/20291
199 * combine.c (try_combine): If splitting fails, re-try with
200 original combined pattern, i.e. before clobber stripping.
202 2005-03-14 Eric Christopher <echristo@redhat.com>
204 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
205 STACK_GROWS_DOWNWARD.
207 2005-03-14 Roger Sayle <roger@eyesopen.com>
209 * real.h (struct real_format): Split the signbit field into two
210 two fields, signbit_ro and signbit_rw.
211 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
212 mips_double_format, ieee_extended_motorola_format,
213 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
214 ieee_extended_intel_128_format, ibm_extended_format,
215 mips_extended_format, ieee_quad_format, mips_quad_format,
216 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
217 i370_double_format, c4x_single_format, c4x_extended_format,
218 real_internal_format): Update initializers for new field.
219 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
220 real_format structure.
221 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
222 field of the real_format structure.
224 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
226 Fix PR tree-optimization/20458
228 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
229 DECL_EXTERNAL on STRUCT_FIELD tags.
230 (clear_call_clobbered): Ditto.
231 * tree-ssa-operands.c (note_addressable): Make sure the original
232 variable doesn't slip into the addressable list if we have
234 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
237 2005-03-14 Geoffrey Keating <geoffk@apple.com>
239 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
240 (-fwide-exec-charset): Likewise.
241 (-finput-charset): Likewise.
242 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
243 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
244 * c.opt (Wnormalized): New.
246 2005-03-14 Devang Patel <dpatel@apple.com>
248 * doc/invoke.texi: Add reference to Visibility document.
250 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
252 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
253 MASK_SPLIT_ADDRESSES.
254 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
255 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
256 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
257 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
258 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
259 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
260 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
261 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
262 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
263 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
264 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
265 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
266 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
267 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
268 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
269 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
270 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
271 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
272 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
273 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
274 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
275 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
276 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
277 (TARGET_EXPLICIT_RELOCS): Delete.
278 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
279 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
280 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
281 (override_options): Set MASK_LONG64 if -mint64 is given and no
282 -mlongXX option is. Complain about -mint64 -mlong32.
283 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
284 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
285 * config/mips/mips.opt: New file.
287 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
289 * config.gcc (extra_options): New variable for listing option files.
290 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
291 * configure.ac (extra_opt_files): New AC_SUBST variable.
292 (tm_file_list, tm_include_list): Include options.h first.
293 * configure: Regenerate.
294 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
295 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
296 (s-options-h): New rule.
297 (options.h): Depend on it.
298 (TEXI_GCCINT_FILES): Add options.texi.
299 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
300 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
301 * target.h (gcc_target): Add default_target_flags and handle_option.
302 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
303 (TARGET_HANDLE_OPTION): New macros.
304 (TARGET_INITIALIZER): Include them.
305 * opt-functions.awk (opt_args, nth_arg): New functions.
306 (switch_flags): Handle the "Target" flag.
308 (var_name): Use opt_args and nth_arg.
309 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
310 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
311 macros for the "Mask" and "InverseMask" options.
312 * opts.h (cl_var_cond): New enum.
313 (cl_option): Replace the "has_set_value" and "set_value" fields with
314 "var_cond" and "var_value".
315 (CL_TARGET): New macro.
316 (option_enabled, print_filtered_help): Declare.
317 (decode_options): Move definition.
318 * opts.c (handle_option): Search for the original option before
319 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
320 var_cond and var_value fields. Use targetm.handle_option to handle
322 (decode_options): Set target_flags to targetm.default_target_flags.
323 (print_filtered_help): Make global. Handle CL_TARGET.
324 (option_enabled): New function.
325 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
326 (display_target_options, set_target_switch, print_switch_values)
327 (default_pch_valid_p): Guard uses of target_switches with
328 #ifdef TARGET_SWITCHES. Also...
329 (display_target_options): Display the CL_TARGET entries in cl_options.
330 (set_target_option): Don't complain about the "" option when
331 TARGET_SWITCHES is undefined.
332 (print_switch_values): Use option_enabled.
333 (default_pch_valid_p): Check cl_options[] when looking for something
334 that has changed the value of target_flags.
335 * c.opt: Remove documentation from top of file.
336 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
337 * doc/sourecebuild.texi: Refer to the new options documentation
338 instead of c.opt. Document machine-specific .opt files.
339 * doc/tm.texi (target_flags): Say that this variable is declared
341 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
342 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
344 * doc/options.texi: New file.
346 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
349 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
352 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
355 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
356 temporary variable of pointer type if an lvalues is required.
357 (gimplify_modify_expr_rhs): Request an rvalue from it.
358 (gimplify_expr): Pass fallback on.
360 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
362 * cfgbuild.c: Update comments.
364 2005-03-14 Roger Sayle <roger@eyesopen.com>
366 PR rtl-optimization/17236
367 * optabs.c (expand_doubleword_mult): New helper function split out
368 from expand_binop. Permute the order in which instructions are
369 emitted to minimize the number of simultaneously live registers.
370 (expand_binop): Call expand_doubleword_mult to synthesize a double
373 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
375 * basic-block.h: Update the prototypes of cached_make_edge and
377 * cfg.c (cached_make_edge): Take edge_cache representing one
378 row of the adjacency matrix of edges.
379 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
380 (make_edges): Initialize edge_cache to represent one row of
381 the adjacency matrix of edges.
383 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
385 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
387 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
388 Remove unused removed_phis variable.
389 (conditional_replacement): Use build1/build2.
390 (abs_replacement): Use last_and_only_stmt and build1/build2.
392 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
394 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
395 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
396 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
397 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
398 * c-common.c (handle_novops_attribute): New function.
399 (c_common_attribute_table): Add "no vops" entry.
400 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
401 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
402 * tree-ssa-operands.c (get_call_expr_operands): Do not
403 create virtual operands for calls with ECF_NOVOPS flag.
404 * tree.h (DECL_IS_NOVOPS): New macro.
405 (struct tree_decl): Add novops_flag.
406 (ECF_NOVOPS): New constant.
408 2005-03-14 Uros Bizjak <uros@kss-loka.si>
411 * config/i386/i386.c (x86_use_himode_fiop): New.
412 (x86_use_simode_fiop): Rename from x86_use_fiop.
413 * config/i386/i386.h (x86_use_himode_fiop): Declare.
414 (TARGET_USE_HIMODE_FIOP): New.
415 (x86_use_simode_fiop): Rename from x86_use_fiop.
416 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
418 * config/i386/i386.md (X87MODEI12): New mode macro define.
419 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
420 to implement x87 FP compare with HImode input operands.
421 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
422 Use X87MODEI12 mode macro to handle HImode input operands.
423 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
424 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
425 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
426 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
427 macro to implement x87 operators with HImode input operands.
428 (fop splitters): Use X87MODEI12 mode macro to handle HImode
431 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
433 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
435 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
438 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
440 * basic-block.h (BB_VISITED): Removed.
441 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
443 2005-03-14 Falk Hueffner <falk@debian.org>
446 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
448 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
450 * ggc-zone.c: Fix comment typos.
452 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
453 stringpool.c, config/mips/mips-protos.h: Update copyright.
455 2005-03-14 Alan Modra <amodra@bigpond.net.au>
457 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
458 throughout with its typedef, "rtx".
459 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
460 (rs6000_tls_symbol_ref_1): Remove inline keyword.
461 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
462 regs in comment to match code.
464 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
466 * except.c (check_handled): Make it static.
467 * except.h: Remove the corresponding prototype.
469 * function.c (get_func_frame_size): Make it static.
470 * function.h: Remove the corresponding type.
472 * regclass.c (reg_class_superclasses, reg_class_subclasses):
474 * hard-reg-set.h: Remove the corresponding declarations.
476 * tree-cfg.c (verify_stmts): Check that
477 bb_for_stmt (stmt) == bb for every PHI node and statement.
479 2005-03-14 Alan Modra <amodra@bigpond.net.au>
481 * config.gcc: Remove excess indentation.
482 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
484 2005-03-13 Roger Sayle <roger@eyesopen.com>
487 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
488 * fold-const.c (fold_sign_changed_comparison): Likewise.
489 (fold_binary): Optimize comparisons against widened operands if
490 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
492 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
494 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
495 (sparc_override_options): Initialize it.
496 (sparc_struct_value_rtx): Set it on the MEM to be returned.
498 2005-03-13 David Edelsohn <edelsohn@gnu.org>
500 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
501 (reg_or_none500mem_operand): New predicate.
502 (zero_reg_mem_operand): New predicate.
503 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
504 to reg_or_none500mem_operand.
505 (extendsfdf2_fpr): Add MEM alternative.
506 (extenddftf2_internal): Change operand2 predicate to
507 zero_reg_mem_operand.
509 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
511 * ggc-zone.c: Rewritten.
513 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
515 * configure.ac: Define GGC_ZONE for --with-gc=zone.
516 * config.in: Regenerated.
517 * configure: Regenerated.
518 * gengtype.c (write_types_process_field, write_func_for_structure):
519 Pass new argument to gt_pch_note_object.
520 * ggc-common.c (struct ptr_data): Add TYPE.
521 (gt_pch_note_object): Take TYPE argument and save it.
522 (call_count): Update call to ggc_pch_count_object.
523 (call_alloc): Update call to ggc_pch_alloc_object.
524 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
526 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
527 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
528 (ggc_alloc_zone_stat): Delete.
529 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
530 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
531 (ggc_pch_alloc_object): Update prototypes.
532 (garbage_zone): Delete.
533 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
534 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
536 (tree_id_zone): New variable.
537 (ggc_alloc_cleared_zone): Remove unused.
538 (ggc_alloc_zone): Define.
539 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
540 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
542 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
543 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
544 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
545 (make_node_stat): Likewise. Use tree_id_zone.
547 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
548 Joseph S. Myers <joseph@codesourcery.com>
550 * configure.ac: Check for MIPS TLS.
551 * configure: Regenerated.
552 * config/mips/mips-protos.h (enum mips_symbol_type): Add
553 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
554 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
555 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
556 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
557 (mips_classify_symbol, mips_symbolic_constant_p)
558 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
559 (mips_tls_operand_p, mips_call_tls_get_addr)
560 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
561 (mips_tls_symbol_ref_1): New functions.
562 (mips_legitimize_address, mips_legitimize_const_move): Call
563 mips_legitimize_tls_address.
564 (override_options): Handle V1_REG and TLS symbols. Disable TLS
566 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
567 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
568 (mips_char_to_class): Document V1_REG.
569 (HAVE_AS_TLS): Provide default.
570 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
572 (load_got<mode>): Renamed from *load_got<mode>. Allow when
574 (tls_get_tp_<mode>): New instruction.
576 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
578 * configure.ac: Update checks for target tools.
579 * configure: Regenerated.
581 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
583 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
585 2005-03-13 Roger Sayle <roger@eyesopen.com>
587 * expmed.c (expand_mult): Use synthetic multiplication sequences for
588 more classes of DImode multiplication by constant. Allow both
589 multiplication by small negative constants (by performing a
590 multiplication by a positive constant and negating the result) and
591 multiplications by large powers of two, by using a left shift.
593 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
595 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
596 of basic blocks into work_stack.
598 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
599 config/mips/vr.h: Update copyright.
601 * c-decl.c (c_init_decl_processing): Remove useless calls to
604 * builtins.c (fold_trunc_transparent_mathfn,
605 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
606 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
607 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
608 fold_builtin_strcpy, fold_builtin_strncpy,
609 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
612 * builtins.c (expand_builtin_mathfn_3): Remove local variable
615 * lambda-code.c (lambda_compute_auxillary_space): Remove local
616 variable determinant.
618 * tree-cfg.c (group_case_labels): Remove local variable type.
620 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
623 * tree-ssa-phiopt.c (value_replacement): Remove local variable
626 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
629 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
630 (*movmemqi_insn): Delete.
633 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
635 * builtins.c (fold_builtin_classify): Take decomposed
636 arguments of CALL_EXPR.
637 (fold_builtin_1): Update a call to fold_builtin_classify.
639 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
642 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
643 through into call to parser_xref_tag after parse error.
644 (c_parser_struct_declaration): Consistently return NULL_TREE on
647 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
649 * tree-flow-inline.h (ref_contains_array_ref): New function.
650 (lookup_subvars_for_var): Ditto.
651 (get_subvars_for_var): Ditto.
652 (var_can_have_subvars): Ditto.
654 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
655 (struct subvar): New type.
657 * tree-dfa.c (okay_component_ref_for_subvars): New function.
659 * tree-optimize.c (init_tree_optimization_passes): Call
660 pass_create_structure_vars.
662 * tree-ssa-alias.c: Include vec.h.
663 (init_alias_info): Don't auto-clear call clobbered on struct-field
665 (compute_flow_insensitive_aliasing): Handle subvars.
666 (group_aliases): Handle STRUCT_FIELD aliases.
667 (setup_pointers_and_addressables): Ditto.
668 Don't mark variables non-addressable if they still have
670 Also mark subvars addressable when the real variable is marked
672 (add_pointed_to_var): Try to prune the pointed-to set by only
673 pointing to subvars when possible.
674 Otherwise, make sure we set addresses_needed and pt_vars to
675 properly include subvars.
676 (bitpos_of_field): New function.
677 (push_fields_onto_fieldstack): Ditto.
678 (get_or_create_used_part_for): Ditto.
679 (create_overlap_variables_for): Ditto.
680 (find_used_portions): Ditto.
681 (create_structure_vars): Ditto.
682 (pass_create_structure_vars): New structure.
684 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
685 (get_expr_operands): Handle subvars. Also try to turn
686 COMPONENT_REF accesses into must-defs now that we can accurately
688 (note_addressable): Try to only mark as addressable those subvars
689 we know a COMPONENT_REF touches.
690 (overlap_subvar): New function.
692 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
693 Handle subvar storing.
694 (vect_address_analysis): Update caller of vect_object_analysis.
696 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
698 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
699 (STMT_VINFO_SUBVARS): New macro.
701 * common.opts: add flag_tree_salias.
703 * opts.c (decode_options): flag_tree_salias defaults to on.
705 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
707 * doc/tree-ssa.texi: Document structural alias analysis.
709 2005-03-12 Steven Bosscher <stevenb@suse.de>
711 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
712 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
713 * tree-ssa-operands.c (get_expr_operands): Likewise.
714 (get_expr_operands): Likewise for ERROR_MARK.
716 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
718 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
721 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
724 * tree-ssa-pre.c (compute_avail): Remove local variable val.
725 (mark_operand_necessary): Remove local variable ver.
727 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
730 * value-prof.c (mod_subtract_transform): Remove local variable
733 * builtins.c (fold_builtin_exponent): Take decomposed
734 arguments of CALL_EXPR.
735 (fold_builtin_1): Update a call to fold_builtin_exponent.
737 * builtins.c (fold_builtin_logarithm): Take decomposed
738 arguments of CALL_EXPR.
739 (fold_builtin_1): Update a call to fold_builtin_logarithm.
741 * c-decl.c (c_init_decl_processing): Remove local variables
742 ptr_ftype_void and ptr_ftype_ptr.
744 * gimplify.c (gimplify_expr): Remove local variables r0 and
747 * reg-stack.c (move_for_stack_reg): Remove local variable
749 (compare_for_stack_reg): Remove local variable flags_user.
750 (convert_regs_1): Remove local variable deleted.
752 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
754 (combine_blocks): Remove local variables exits and new_e.
756 * tree-inline.c (expand_call_inline): Remove local variable
759 * tree-ssa-live.c (create_ssa_var_map,
760 calculate_live_on_entry): Remove local variable snn.
762 2005-03-12 Geoffrey Keating <geoffk@apple.com>
764 * c-lex.c (c_lex_with_flags): Add parameter to call to
767 2005-03-11 Per Bothner <per@bothner.com>
769 * c-tree.h (struct c_declarator): New id_loc field.
770 * c-pragma.h (c_lex_with_flags): Take position reference.
771 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
772 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
773 (c_lex): Pass dummy location to c_lex_with_flags.
774 * c-parser.c (c_lex_one_token): Set c_token's location using
775 c_lex_with_flags, instead of input_location, which might be "ahead".
776 (c_parser_direct_declarator): Set declarator's id_loc from
778 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
779 declarator's id_loc, rather than probably-imprecise input_location.
780 (build_id_declarator): Initialize c_declarator's id_loc field.
782 2005-03-11 Roger Sayle <roger@eyesopen.com>
785 * builtins.c (expand_builtin_signbit): Force the signbit's word
786 into an integer register to avoid SUBREGs of floating point modes.
788 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
790 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
791 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
792 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
793 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
795 2005-03-11 David Edelsohn <edelsohn@gnu.org>
797 PR rtl-optimization/20306
798 * expr.c (emit_move_complex): Set try_int false if mode is
799 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
800 emit_block_move if try_int is true.
802 2005-03-11 Richard Henderson <rth@redhat.com>
805 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
806 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
809 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
811 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
812 (TARGET_FIX_VR4130): New macro.
813 (TARGET_OPTIONS): Add -mfix-vr4130.
814 (ISA_HAS_MACCHI): New macro.
815 (ASM_SPEC): Add -mfix-vr4130.
816 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
817 (override_options): Handle mips_fix_vr4130_string.
818 (mips_avoid_hazards): Clear all_noreorder_p
819 if we're working around VR4130 errata and the macc alternatives
821 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
822 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
823 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
824 (MULTILIB_DEFAULTS): Remove leading "march=".
825 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
826 if no architecture option is given.
827 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
829 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
830 * doc/invoke.texi: Document -mfix-vr4130.
832 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
834 * config/mips/mips.c (override_options): Only warn about -mint64
835 deprecation if TARGET_INT64.
837 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
839 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
840 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
841 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
842 are non-specific regarding the nonnull parameter positions.
843 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
844 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
845 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
846 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
848 * builtins.def: Use the non-specific "nonnull" attibute lists.
850 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
852 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
853 single_pred_edge, single_succ, single_pred): Improve comments.
855 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
857 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
858 single_pred_edge, single_succ, single_pred): New inline functions.
859 * bb-reorder.c (rotate_loop, find_traces_1_round,
860 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
861 duplicate_computed_gotos): Use the single_succ/pred functions.
862 * cfganal.c (forwarder_block_p): Ditto.
863 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
864 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
865 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
866 merge_seq_blocks): Ditto.
867 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
868 * cfglayout.c (fixup_reorder_chain): Ditto.
869 * cfgloop.c (mark_single_exit_loops, update_latch_info,
870 canonicalize_loop_headers, verify_loop_structure): Ditto.
871 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
872 mfb_update_loops, create_preheader, force_single_succ_latches,
873 create_loop_notes): Ditto.
874 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
875 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
876 commit_one_edge_insertion, purge_dead_edges,
877 cfg_layout_can_merge_blocks_p): Ditto.
878 * except.c (sjlj_emit_function_enter): Ditto.
879 * flow.c (init_propagate_block_info): Ditto.
880 * function.c (thread_prologue_and_epilogue_insns): Ditto.
881 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
882 insert_insn_end_bb): Ditto.
883 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
884 find_if_case_2): Ditto.
885 * lambda-code.c (perfect_nestify): Ditto.
886 * lcm.c (optimize_mode_switching): Ditto.
887 * loop-doloop.c (doloop_modify): Ditto.
888 * loop-init.c (loop_optimizer_init): Ditto.
889 * loop-iv.c (simplify_using_initial_values): Ditto.
890 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
891 * loop-unswitch.c (unswitch_loop): Ditto.
892 * modulo-sched.c (generate_prolog_epilog): Ditto.
893 * predict.c (combine_predictions_for_insn, estimate_probability,
894 tree_estimate_probability, last_basic_block_p,
895 estimate_bb_frequencies): Ditto.
896 * profile.c (branch_prob): Ditto.
897 * regrename.c (copyprop_hardreg_forward): Ditto.
898 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
899 * tracer.c (layout_superblocks): Ditto.
900 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
901 cfg_remove_useless_stmts_bb, cleanup_control_flow,
902 cleanup_control_expr_graph, disband_implicit_edges,
903 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
904 tree_verify_flow_info, tree_make_forwarder_block,
905 tree_forwarder_block_p, remove_forwarder_block,
906 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
907 * tree-if-conv.c (tree_if_conversion): Ditto.
908 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
909 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
910 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
911 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
912 copy_loop_headers): Ditto.
913 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
914 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
915 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
916 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
917 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
918 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
919 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
920 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
921 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
922 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
923 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
924 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
925 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
926 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
927 slpeel_add_loop_guard): Ditto.
929 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
931 PR tree-optimization/15784
932 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
935 * stmt.c (expand_case): Don't change index_type. Convert minval
938 PR tree-optimization/20130
939 * fold-const.c (fold): Fold x * -1 into -x.
941 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
943 PR rtl-optimization/20331
944 * rtlanal.c (modified_between_p): Check its address first for MEM.
945 (modified_in_p): Likewise.
947 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
949 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
951 2005-03-10 Steven Bosscher <stevenb@suse.de>
953 * expr.c (expand_expr_real_1): If possible, use a conditional
954 move for expanding MIN_EXPR and MAX_EXPR.
955 Use temp for moving around rtx-en.
957 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
960 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
963 2005-03-10 Roger Sayle <roger@eyesopen.com>
965 * builtins.c (expand_builtin_signbit): Extend to handle floating
966 point modes wider than the largest integer type, using the
967 operand_subword_force function to obtain the signbit's word.
969 2005-03-10 Jakub Jelinek <jakub@redhat.com>
972 * combine.c (try_combine): If recog_for_combine added CLOBBERs
973 to NEWI2PAT, fail to combine if they are used by NEWPAT.
975 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
977 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
979 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
981 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
983 (perform_edge_inserts): Unconditionally call
986 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
988 2005-03-10 Bob Wilson <bob.wilson@acm.org>
990 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
992 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
994 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
996 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
998 (rtl_register_value_prof_hooks,
999 tree_value_profile_transformations,
1000 tree_register_value_prof_hooks): Likewise.
1001 * var-tracking.c (stack_adjust_offset_pre_post,
1002 variable_htab_free, variable_union, dataflow_set_different_2,
1003 count_uses, variable_was_changed, set_frame_base_location,
1004 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1005 vt_add_function_parameters): Likewise.
1006 * varasm.c (named_section_real, named_section, make_decl_rtl,
1007 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1008 const_hash_1, compare_constant, copy_constant, force_const_mem,
1009 output_constant_pool_2, output_constant_pool_1, output_constant,
1010 output_constructor, make_decl_one_only, decl_tls_model,
1011 default_no_named_section, default_elf_select_section_1,
1012 default_unique_section_1): Likewise.
1013 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1014 * vmsdbgout.c (addr_const_to_string): Likewise.
1017 * function.c (struct assign_parm_data_one): Remove last_named
1019 (assign_parm_find_data_types): Don't determine last_named.
1020 Reorder named_parm determination.
1021 (assign_parms): Only setup varargs on the last non-varadic
1024 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1026 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1027 sda base address on medium model.
1029 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1031 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1032 * cfgloop.c (flow_loop_nodes_find): Export.
1033 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1035 * cfgloopmanip.c (fix_loop_structure): New function.
1036 * predict.c (predict_loops): Clean up the loops information.
1037 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1038 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1040 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1041 (rewrite_into_loop_closed_ssa): Declaration changed.
1042 * tree-loop-linear.c (linear_transform_loops): Add argument to
1043 rewrite_into_loop_closed_ssa call.
1044 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1045 * tree-ssa-loop-im.c (move_computations): Ditto.
1046 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1047 * tree-vectorizer.c (vectorize_loops): Ditto.
1048 * tree-optimize.c: Include cfgloop.h.
1049 (execute_todo): Choose whether to call cleanup_tree_cfg or
1050 cleanup_tree_cfg_loop.
1051 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1052 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1053 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1054 cleanup_tree_cfg_loop call.
1055 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1056 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1057 work on part of cfg.
1059 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1062 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1063 with multiple alternatives.
1065 * stmt.c (parse_output_constraint): Fix a typo.
1067 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1069 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1070 assembly directive instead of deprecated "no-generics".
1072 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1074 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1075 for non-offsettable memory references to cope with outstanding reload
1077 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1078 avoid losing outstanding address reloads.
1079 ("reload_outdi", "reload_outdf"): Likewise.
1081 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1084 code. Add more cbrt transformations.
1086 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1088 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1090 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1092 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1093 NULL_TREE when a given tree is not simplified.
1094 (fold): Return the original tree when any of the functions
1095 mentioned above NULL_TREE.
1097 * fold-const.c (fold_unary, fold_binary): Take decomposed
1098 arguments, code, type, op0, and op1 in case of fold_binary.
1099 (fold): Update calls to fold_unary and fold_binary.
1101 2005-03-09 Roger Sayle <roger@eyesopen.com>
1103 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1104 a fndecl and an arglist instead of a CALL_EXPR, exp.
1106 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1108 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1110 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1112 * expr.c (expand_assignment): Remove orig_to_rtx.
1114 * fold-const.c (int_const_binop): Remove no_overflow.
1116 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1118 * loop-iv.c (get_biv_step_1): Remove lhs.
1120 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1122 * real.c (real_nan): Remove neg.
1124 * function.c (thread_prologue_and_epilogue_insns): Remove i
1127 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1130 * tree-eh.c (tree_could_trap_p): Remove idx.
1132 * tree-into-ssa.c (ann): Remove ann.
1134 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1136 * tree-sra.c (decide_block_copy): Remove inst_count.
1138 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1140 * tree-ssa-loop-im.c (lhs): Remove.
1142 * cfgbuild.c (state, STATE, SET_STATE,
1143 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1145 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1146 (find_basic_blocks): Set the state of each basic block to
1149 2005-03-08 Jeff Law <law@redhat.com>
1151 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1152 goto results in the removal of edges in the CFG, then we need
1153 to recompute dominators.
1155 2005-03-09 Ben Elliston <bje@au.ibm.com>
1157 * c-common.c (c_do_switch_warnings): Comment fix.
1159 2005-03-08 Julian Brown <julian@codesourcery.com>
1161 * Patch from 2005-03-08 reverted for causing regressions and
1162 ppc-darwin bootstrap failure.
1164 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1166 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1167 Define the real function for ppc-darwin.
1168 * c-typeck.c (convert_arguments): Check for target-specific
1169 invalid argument call to unprototyped function.
1170 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1172 * target.h (invalid_arg_for_unprototyped_fn): New field
1174 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1175 default target hook.
1176 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1179 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1181 * c-typeck.c (constructor_stack, constructor_range_stack,
1182 initializer_stack): Make them static.
1184 * cfg.c (rbi_pool): Make it static.
1186 * gimple-low.c (lower_stmt_body): Make it static.
1187 * tree-flow.h: Remove the corresponding prototype. Don't
1190 * sched-deps.c (cache_size): Make it static.
1192 * stor-layout.c (lang_adjust_rli): Make it static.
1194 2005-03-08 Julian Brown <julian@codesourcery.com>
1196 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1197 from being used for symbols with vague linkage when
1198 HAVE_GAS_COMDAT_GROUP is true.
1200 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1202 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1203 nlabel == JUMP_LABEL (jump).
1205 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1207 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1208 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1209 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1210 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1212 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1215 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1216 * c-common.c (handle_returns_twice): New function.
1217 (c_common_attribute_table): Declare eturns_twice' attribute.
1218 * doc/extend.texi: Document eturns_twice' attribute.
1219 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1220 (struct tree_decl): Add returns_twice_flag.
1222 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1224 * tree-ssa-phiopt.c: Fix a comment typo.
1226 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1227 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1228 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1231 2005-03-08 Richard Henderson <rth@redhat.com>
1233 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1234 builtin codes with ctzdi2, clzdi2, popcountdi2.
1235 (struct alpha_builtin_def): Add is_const.
1236 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1237 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1238 (alpha_init_builtins): Init them. Set nothrow and const attributes
1240 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1241 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1242 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1243 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1244 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1245 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1246 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1247 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1248 (TARGET_FOLD_BUILTIN): New.
1249 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1250 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1252 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1254 2005-03-08 Ira Rosen <irar@il.ibm.com>
1256 PR tree-optimization/20122
1257 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1258 condition of access function instead of base.
1260 2005-03-07 Jeff Law <law@redhat.com>
1261 Steven Bosscher <stevenb@suse.de>
1263 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1264 (find_taken_edge): Call find_taken_edge_computed_goto as
1265 appropriate. Allow any gimple invariant rather than just
1266 INTEGER_CST for VAL.
1267 (cleanup_control_flow): Cleanup a computed goto which has turned
1269 (tree_merge_blocks): If block B has any forced labels, move
1270 them to the start of block A.
1271 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1272 computed gotos as well.
1273 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1274 removal of unnecessary computed gotos too.
1275 (lookup_redirection_data): Fix type of INSERT argument. Callers
1278 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1280 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1281 Remove trailing spaces.
1283 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1284 unshare_all_trees): Make them static.
1285 * tree-gimple.h: Remove the corresponding prototypes.
1287 * diagnostic.h: Remove unused prototype
1288 debug_output_buffer.
1289 * modulo-sched.c: Remove unused prototype
1290 set_row_column_for_ps.
1292 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1293 replace_phi_edge_with_variable): Remove unused variable i.
1295 2005-03-07 Per Bothner <per@bothner.com>
1297 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1299 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1302 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1303 bbs on the COND_EXPR instead of the PHI_NODEs.
1304 (candidate_bb_for_phi_optimization): Remove.
1305 (replace_phi_with_stmt): Rename to ...
1306 (replace_phi_edge_with_variable): this and change so that we
1307 replace the phi argument instead of removing the PHI.
1308 (conditional_replacement): Change so we deal with PHI with more
1310 (value_replacement): Likewise.
1311 (abs_replacement): Likewise.
1313 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1315 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1316 output_e500_flip_gt_bit.
1318 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1320 (rs6000_generate_compare): Fix logic to look at the correct bits.
1321 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1323 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1324 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1325 gen_move_from_CR_gt_bit.
1327 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1328 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1329 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1331 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1332 (E500_CR_IOR_COMPARE): New constant.
1334 2005-03-08 Earl Chew <earl_chew@agilent.com>
1335 David Billinghurst <David.Billinghurst@riotinto.com>
1337 * config/i386/host-cygwin.c: New file to support precompiled
1339 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1340 * config.host: Use above files for cygwin host.
1342 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1344 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1345 ordering ops from earlier change.
1347 2005-03-07 Per Bothner <per@bothner.com>
1349 Various fixes to allow us to again build if --enable-mapped-location:
1350 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1351 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1352 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1353 local variable loc. Change logic appropriately.
1354 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1355 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1356 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1357 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1358 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1360 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1362 PR rtl-optimization/19683
1363 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1364 number of bytes, to smallest_int_for_mode. Fix arguments to
1365 REG_CANNOT_CHANGE_MODE_P.
1367 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1369 * reorg.c (relax_delay_slots): Check that the jump is
1370 conditional before trying to invert it.
1372 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1374 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1377 * calls (stack_arg_under_construction): Make it static.
1379 * flow.c (regs_live_at_setjmp): Make it static.
1380 * flow.h: Remove the corresponding prototype.
1382 * reload1.c (reload_startobj, reload_firstobj,
1383 something_needs_operands_changed, reload_inherited,
1384 reload_inheritance_insn, reload_override_in,
1385 reload_spill_index): Make them static.
1387 * recog.c (verify_changes): Make it static.
1388 * recog.h: Remove the corresponding prototype.
1390 * cfgbuild.c (find_sub_basic_blocks): Remove.
1391 * basic-block.h: Remove the corresponding prototype.
1392 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1394 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1396 * tree-ssa-operands.c (check_build_stmt): Remove.
1398 * stor-layout.c (set_alignment): Remove.
1399 * tree.h: Remove the corresponding prototype.
1401 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1403 * tree-ssa-dce.c (control_dependence_map,
1404 visited_control_parents): Make them static.
1406 * cfghooks.c (verify_flow_info): Remove local variable
1409 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1412 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1414 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1416 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1418 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1420 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1421 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1422 PARALLEL for an empty structure.
1424 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1426 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1428 * fold-const.c (fold_binary): Unroll the very first "for"
1431 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1433 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1434 redundant match_code test.
1435 (scc_comparison_operator): Swap match_operand and match_code
1437 (branch_positive_comparison_operator): Same.
1438 (trap_comparison_operator): Use comparison_operator and swap with
1441 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1444 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1445 (out_movhi_r_mr): Read low byte of volatile MEM first.
1446 (out_movhi_mr_r): Write high byte of volatile MEM first.
1448 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1450 * cselib.c (reg_values, reg_values_size): Make them static.
1452 * cse.c (cse_reg_info_table): Make it static.
1454 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1456 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1458 * cse.c (find_best_addr): Use canon_for_address.
1460 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1462 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1463 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1464 SUBREG and MEM, respectively.
1466 * fold-const.c (fold_binary): Use code instead of t.
1468 * fold-const.c (optimize_minmax_comparison): Take decomposed
1469 arguments code, type, op0, and op1 instead of t.
1470 (fold_binary): Update a call to optimize_minmax_comparison.
1472 * fold-const.c (fold_range_test): Take decomposed arguments
1473 code, type, op0, and op1 instead of t.
1474 (fold_binary): Update a call to fold_range_test.
1476 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1477 decomposed arguments code, type, op0, and op1 instead of t.
1478 (fold_binary): Update a call to fold_range_test.
1480 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1482 * fold-const.c (fold_binary): Avoid directly using the original
1483 expression t as much as possible.
1485 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1487 * c-semantics.c (build_stmt): Use TYPE_P instead of
1488 IS_NON_TYPE_CODE_CLASS.
1489 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1490 (NON_TYPE_CHECK): Use TYPE_P instead of
1491 IS_NON_TYPE_CODE_CLASS.
1493 * fold-const.c (fold): Remove handling of binary expressions.
1495 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1497 * doc/c-tree.texi: Wrap comments in @r{}.
1498 * doc/cpp.texi: Likewise.
1499 * doc/cppinternals.texi: Likewise.
1500 * doc/extend.texi: Likewise.
1501 * doc/md.texi: Likewise.
1502 * doc/objc.texi: Likewise.
1503 * doc/sourcebuild.texi: Likewise.
1504 * doc/tm.texi: Likewise.
1507 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1509 * predict.c (apply_return_prediction): Standardize PHI chain
1511 * tree-ssa.c (ssa_redirect_edge): Likewise.
1513 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1514 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1517 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1518 * tree-flow.h: Adjust the prototype for remove_phi_node.
1519 * lambda-code.c (perfect_nestify): Adjust a call to
1522 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1523 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1525 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1526 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1527 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1528 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1530 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1531 of GEN_INT (trunc_int_for_mode (...)).
1532 * loop-iv.c (iv_number_of_iterations): Likewise.
1533 * postreload.c (reload_cse_move2add): Likewise.
1534 * simplify-rtx.c (simplify_const_unary_operation,
1535 simplify_const_binary_operation): Likewise.
1536 * stor-layout.c (get_mode_bounds): Likewise.
1538 * fold-const.c (fold_binary): New.
1539 (fold): Call fold_binary on binary expressions.
1541 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1543 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1544 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1545 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1546 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1547 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1549 2005-03-04 Devang Patel <dpatel@apple.com>
1551 PR tree-optimization/18815
1552 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1553 loops with zero exit edges.
1555 2005-03-04 Devang Patel <dpatel@apple.com>
1557 * doc/invoke.texi: Remove reference to webpage that does not exist.
1559 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1560 Joseph S. Myers <joseph@codesourcery.com>
1563 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1564 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1565 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1566 * pa.c (get_plabel): Change argument to symbol_ref. Call
1567 maybe_get_identifier instead of get_identifier.
1568 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1569 (struct deferred_plabel): Replace name field with symbol field.
1570 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1571 ASM_OUTPUT_EXTERNAL_REAL is defined.
1572 (output_global_address): Use output_addr_const for output of all
1574 (output_deferred_plabels): Use symbol_ref instead of name for address
1576 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1577 ASM_OUTPUT_SYMBOL_REF): New macros.
1578 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1580 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1583 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1585 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1586 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1588 2005-03-04 Jeff Law <law@redhat.com>
1590 * basic-block.h (rediscover_loops_after_threading): Declare.
1591 * tree-ssa-dom.c: Include cfgloop.h.
1592 (tree_ssa_dominator_optimize): Discover loops and some basic
1593 properties. Remove forwarder blocks recreated by loop header
1594 canonicalization. Also mark backedges in the CFG.
1595 * tree-ssa-threadupdate.c: Include cfgloop.h
1596 (rediscover_loops_after_threading): Define.
1597 (struct local_info): New field, JUMP_THREADED.
1598 (prune_undesirable_thread_requests): New function.
1599 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1600 then record that fact for the callers of redirct_edges.
1601 (thread_block): If BB has incoming backedges, then call
1602 prune_undesirable_thraed_requests. Note when we are
1603 going to have to rediscover loop information. Return a
1604 boolean indicating if any jumps were threaded.
1605 (thread_through_all_blocks): Bubble up boolean indicating
1606 if any jumps were threaded.
1607 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1608 (tree-ssa-threadupdate.o): Similarly.
1610 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1612 * fold-const.c (fold_ternary): Unroll the "for" loop to
1615 2005-03-04 Andrew Haley <aph@redhat.com>
1617 * unwind-dw2-fde-glibc.c (struct
1618 unw_eh_callback_data.check_cache): New field.
1619 (frame_hdr_cache): New.
1620 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1621 Cache frame header info.
1623 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1625 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1626 (print_c_condition): Declare.
1627 * read-rtl.c (ptr_loc): New structure.
1628 (ptr_locs, ptr_loc_obstack, joined_conditions)
1629 (joined_conditions_obstack): New variables.
1630 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1631 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1632 (join_c_conditions, print_c_condition): New functions.
1633 (apply_macro_to_string): Associate the new string with the same
1634 source location as the old one.
1635 (add_condition_to_string): Use join_c_conditions.
1636 (read_string): Use set_rtx_ptr_loc to record a filename and line
1637 number for the string.
1638 (read_rtx): Initialize the new variables above.
1639 * genattrtab.c (write_test_expr, write_attr_value): Use
1641 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1642 comment above the GCC_VERSION check.
1643 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1644 Inline the definition of MAYBE_EVAL.
1645 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1646 * genoutput.c (process_template): Likewise.
1647 * genpreds.c (write_predicate_subfunction): Likewise.
1648 (write_predicate_expr): Use print_c_condition.
1649 * genrecog.c (write_cond): Likewise.
1650 * gensupport.c (process_rtx): Use join_c_conditions to join the
1651 conditions of a define_insn_and_split. Record a source location
1652 for the string after the "&&".
1653 (alter_test_for_insn): Use join_c_conditions.
1655 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1658 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1659 PR tree-optimization/15784
1660 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1663 2005-03-04 Ben Elliston <bje@au.ibm.com>
1665 * gcc.c (option_map): Add --coverage.
1666 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1667 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1668 * config/darwin.h: Pass -lgcov for `coverage'.
1669 * doc/invoke.texi (Debugging Options): Document --coverage.
1671 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1673 * gcse.c (bypass_block): Use find_edge wherever possible.
1675 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1679 * c-opts.c (c_common_parse_file): Call start_source_file
1680 and end_source_file at the approriate times.
1682 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1683 the main file, it will be done for us now.
1685 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1687 * fold-const.c (fold_ternary): New.
1688 (fold): Call fold_ternary on ternary expressions. Remove
1689 handling of ternary expressions.
1691 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1693 PR tree-optimization/15784
1694 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1697 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1699 * config/rs6000/predicates.md (branch_comparison_operator):
1700 Convert from C block to conditional format.
1702 2005-03-03 Jan Hubicka <jh@suse.cz>
1704 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1705 and non-constant public variables.
1707 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1709 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1712 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1715 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1716 calls to release_ssa_name and release_phi_node.
1718 * fold-const.c (fold): Remove handling of unary expressions.
1720 * fold-const.c (fold_unary): Avoid directly using the original
1721 expression t as much as possible.
1723 2005-03-03 Roger Sayle <roger@eyesopen.com>
1724 Andrew Pinski <pinskia@physics.uc.edu>
1726 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1727 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1729 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1731 Describe special registers SRP and MOF as allocatable registers.
1732 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1733 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1734 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1735 TARGET_HAS_MUL_INSNS.
1736 (cris_print_operand) <case 'd'>: New case.
1737 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1738 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1740 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1741 (REG_ALLOC_ORDER): Update for MOF.
1742 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1744 (GENERAL_REGS): No longer a define of ALL_REGS.
1745 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1746 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1748 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1749 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1750 (SECONDARY_RELOAD_CLASS): Define.
1751 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1752 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1753 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1754 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1755 (REGISTER_MOVE_COST): Define.
1756 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1757 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1758 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1759 (CRIS_MOF_REGNUM): New define_constants.
1760 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1762 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1764 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1765 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1766 Adjust for MOF being properly described as a register.
1767 (indir_to_reg_split): Name this split. Conditionalize on the
1768 destination register being a general register.
1769 (movei): Conditionalize on on operands 0 and 1 having the same
1772 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1775 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1776 -mcpu to override any other explicitly given flags.
1778 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1780 * recog.c (verify_changes, confirm_change_group): New functions,
1781 broken out of apply_change_group.
1782 (apply_change_group): Use them.
1783 * recog.h (verify_change, confirm_change_group): Declare.
1784 * rtl.h (redirect_jump_2): Declare.
1785 * jump.c (redirect_exp, invert_exp): Delete.
1786 (invert_exp_1): Take second parameter. Return value. Changed caller.
1787 (redirect_jump_2): New function, broken out of redirect_jump.
1788 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1789 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1790 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1792 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1794 * varasm.c (named_section): Use xstrdup rather than doing it by
1797 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1799 2005-03-02 Devang Patel <dpatel@apple.com>
1801 Undo PR tree-optimization/18815 fix.
1803 2005-03-02 Devang Patel <dpatel@apple.com>
1805 PR tree-optimization/18815
1806 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1807 loops with zero exit edges.
1809 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1811 * cfg.c (connect_src, connect_dest, disconnect_src,
1812 disconnct_dest): New.
1813 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1814 redirect_edge_pred): Use the new functions.
1816 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1817 free_dominance_info only when needed.
1819 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1822 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1823 (reg_or_sub_cint64_operand): Same.
1825 2005-03-02 Jeff Law <law@redhat.com>
1827 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1828 CFG_ALTERED in the main DOM iteration loop.
1830 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1833 * varasm.c (initializer_constant_valid_p): Allow conversions
1834 between OFFSET_TYPEs. Tidy.
1836 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1838 * config/cris/cris.md ("return"): Remove epilogue delay list
1841 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1843 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1845 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1847 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1849 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1850 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1851 config/m68k/m68k.c, config/mips/mips.h,
1852 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1853 doc/include/gcc-common.texi: Update copyright.
1855 PR middle-end/18029 and PR middle-end/18030
1856 * expr.c (optimize_bitfield_assignment_op): Add a special case
1857 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1859 * fold-const.c (fold_unary): New.
1860 (fold): Call fold_unary on unary expressions.
1862 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1864 * cgraph.h (struct cgraph_edge): Add prev_caller and
1866 (cgraph_node_remove_callees): Export.
1867 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1869 (cgraph_edge_remove_callee): New function.
1870 (cgraph_edge_remove_caller): Likewise.
1871 (cgraph_remove_edge): Use.
1872 (cgraph_redirect_edge_callee): Likewise.
1873 (cgraph_node_remove_callees): New function.
1874 (cgraph_node_remove_callers): Likewise.
1875 (cgraph_remove_node): Use.
1876 * tree-optimize.c (tree_rest_of_compilation): Use
1877 cgraph_node_remove_callees instead of manual loop.
1878 * cgraphunit.c (cgraph_finalize_function): Likewise.
1879 (cgraph_expand_function): Likewise.
1880 (cgraph_remove_unreachable_nodes): Likewise.
1882 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1885 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1887 * c-decl.c (undeclared_variable): Take location as argument.
1888 * c-typeck.c (build_external_ref): Likewise.
1889 * c-parser.c (c_parser_postfix_expression): Pass location of
1890 identifier to build_external_ref.
1892 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1894 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1895 CCEQ mode for branch_positive_comparison_operator test.
1896 * config/rs6000/predicates (branch_comparison_operator): Revert to
1898 (scc_comparison_operator): Same.
1899 (branch_positive_comparison_operator): Same.
1901 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1903 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1904 (cris_delay_slots_for_epilogue): Remove.
1905 (save_last): Move into cris_target_asm_function_epilogue.
1906 (cris_target_asm_function_epilogue): Remove tests for file being
1908 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1909 (cris_delay_slots_for_epilogue): Remove prototypes.
1910 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1911 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1913 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1915 * config/rs6000/predicates.md (branch_comparison_operator): Change
1916 to define_special_predicate.
1917 (scc_comparison_operator): Same.
1918 (branch_positive_comparison_operator): Same.
1920 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1922 * Makefile.in (tree-ssa-sink.o): New.
1923 (OBJS-common): Add tree-ssa-sink.o.
1924 * common.opt: Add -ftree-sink
1925 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1926 * timevar.def (TV_TREE_SINK): new timevar.
1927 * tree-flow.h (is_hidden_global_store): Prototype.
1928 * tree-optimize.c (init_tree_optimization_passes): Add
1930 * tree-pass.h (pass_sink_code): New.
1931 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1932 for non-obvious global store store to is_hidden_global_store, and
1933 call that new function.
1934 * tree-ssa-sink.c: New file.
1935 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1936 * doc/passes.texi: Document forward store motion.
1937 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1938 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1939 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1940 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1942 2005-03-01 Per Bothner <per@bothner.com>
1944 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1945 and we have a non-zero column-number, add it to the message.
1946 Also factor out the diagnostic_kind_text.
1948 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1950 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1951 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1952 flow_loop_scan): Removed.
1953 (flow_loop_dump): Do not dump removed fields.
1954 (flow_loop_free): Do not free removed fields.
1955 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1956 (loop_exit_edge_p): New function.
1957 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1958 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1959 num_exits, exits_doms.
1960 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1961 LOOP_EDGES, LOOP_ALL): Removed.
1962 (flow_loop_scan): Declaration removed.
1963 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1964 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1966 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1967 (if_convert): Call flow_loops_find and flow_loops_free
1968 when calling mark_loop_exit_edges.
1969 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1970 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1971 free_dominance_info calls.
1972 * loop-init.c (flow_loops_find): Ditto.
1973 * passes.c (rest_of_handle_branch_prob): Ditto.
1974 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1975 * loop-unroll.c (analyze_insns_in_loop): Do not use
1977 * predict.c (predict_loops): Do not call flow_loop_scan.
1978 Use get_loop_exit_edges.
1979 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1980 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1981 Do not use EDGE_LOOP_EXIT.
1982 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1983 to bb_with_exit_edge_p.
1984 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1985 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1986 to bb_with_exit_edge_p.
1987 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1989 * tree-loop-linear.c (linear_transform_loops): Do not call
1990 flow_loop_scan. Use loop->single_exit.
1991 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1992 (vect_analyze_loop_form): Do not call flow_loop_scan.
1993 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1995 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1997 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1998 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1999 slpeel_tree_duplicate_loop_to_edge_cfg,
2000 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2001 Use loop_preheader_edge and loop->single_exit. Do not call
2004 2005-03-01 Nick Clifton <nickc@redhat.com>
2006 * config/arm/arm.c (thumb_find_work_register): Check all of the
2007 argument registers to see if they are free, and a couple of
2008 special cases where the last argument register but can be proved
2009 to be available during the function's prologue.
2010 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2011 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2012 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2014 (thumb_compute_save_reg_mask): Likewise. Also use
2015 thumb_find_work_register() to ensure that there is agreement about
2016 which work register is going to be used in the prologue.
2017 (thumb_output_function_prologue): Use unsigned long as the type
2018 for the register bit-mask. Also delay pushing the link register if
2019 other high registers are going to be pushed.
2020 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2021 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2022 redundant prototypes.
2024 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2027 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2028 and after reload in REG+REG indexed addresses without REG_POINTER
2029 set in the base and not set in the index.
2031 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2033 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2034 Don't undefine here.
2035 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2036 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2037 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2038 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2039 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2041 * config.gcc (sh*-*-linux*): Use config/linux.h.
2043 2005-02-28 Dale Johannesen <dalej@apple.com>
2044 Stan Shebs <shebs@apple.com>
2046 Rewrite of 64-bit Darwin structure-by-value pass/return.
2047 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2048 intoffset, use_stack, named.
2049 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2050 (rs6000_darwin64_record_arg_advance_flush): New.
2051 (rs6000_darwin64_record_arg_advance_recurse): New.
2052 (rs6000_darwin64_record_arg_flush): New.
2053 (rs6000_darwin64_record_arg_recurse): New.
2054 (rs6000_darwin64_record_arg): New.
2055 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2056 (function_arg_boundary): Handle 128-bit aligned structs.
2057 (function_arg_advance): Rewrite darwin64 struct handling.
2058 (function_arg): Call rs6000_darwin64_record_arg.
2059 (function_arg_partial_nregs): Handle darwin64 structs.
2060 (rs6000_darwin64_function_value): Remove.
2061 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2063 2005-02-28 Roger Sayle <roger@eyesopen.com>
2065 PR tree-optimization/20216
2066 * tree-chrec.c (tree_fold_factorial): Delete.
2067 (tree_fold_binomial): Change argument list to take a return type
2068 and change the type of K to unsigned int. Rewrite to avoid explicit
2069 evaluation of factorials, and (recursively) calling fold to perform
2070 compile-time arithmetic. Return NULL on (internal) overflow.
2071 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2072 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2073 if any intermediate calculation overflows.
2074 (chrec_apply): Update call to chrec_evaluate.
2076 2005-02-28 James E Wilson <wilson@specifixinc.com>
2078 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2080 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2083 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2084 instead of NULL_TREE on error.
2086 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2088 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2089 (EASY_VECTOR_15_ADD_SELF): Remove.
2090 (num_insns_constant_wide): Not static.
2091 (validate_condition_mode): Not static.
2092 (toc_relative_expr_p): Not static.
2093 (legitimate_indirect_address_p): Not static.
2094 (macho_lo_sum_memory_operand): Not static.
2095 (invalid_e500_subreg): Not static.
2096 (easy_vector_same): Not static.
2097 (easy_vector_splat_const): Not static.
2098 (RS6000_SYMBOL_REF_TLS_P): Remove.
2099 (any_operand): Delete.
2100 (any_parallel_operand): Delete.
2101 (count_register_operand): Delete.
2102 (altivec_register_operand): Delete.
2103 (xer_operand): Delete.
2104 (s8bit_cint_operand): Delete.
2105 (short_cint_operand): Delete.
2106 (u_short_cint_operand): Delete.
2107 (non_short_cint_operand): Delete.
2108 (exact_log2_cint_operand): Delete.
2109 (gpc_reg_operand): Delete.
2110 (cc_reg_operand): Delete.
2111 (cc_reg_not_cr0_operand): Delete.
2112 (reg_or_short_operand): Delete.
2113 (reg_or_neg_short_operand): Delete.
2114 (reg_or_aligned_short_operand): Delete.
2115 (reg_or_u_short_operand): Delete.
2116 (reg_or_cint_operand): Delete.
2117 (reg_or_arith_cint_operand): Delete.
2118 (reg_or_add_cint64_operand): Delete.
2119 (reg_or_sub_cint64_operand): Delete.
2120 (reg_or_logical_cint_operand): Delete.
2121 (got_operand): Delete.
2122 (got_no_const_operand): Delete.
2123 (easy_fp_constant): Delete.
2124 (easy_vector_constant): Delete.
2125 (easy_vector_constant_add_self): Delete.
2126 (zero_constant): Delete.
2127 (zero_fp_constant): Delete.
2128 (volatile_mem_operand): Delete.
2129 (offsettable_mem_operand): Delete.
2130 (mem_or_easy_const_operand): Delete.
2131 (add_operand): Delete.
2132 (non_add_cint_operand): Delete.
2133 (logical_operand): Delete.
2134 (non_logical_cint_operand): Delete.
2135 (mask_operand): Delete.
2136 (mask_operand_wrap): Delete.
2137 (mask64_operand): Delete.
2138 (mask64_2_operand): Delete.
2139 (and64_operand): Delete.
2140 (and64_2_operand): Delete.
2141 (and_operand): Delete.
2142 (reg_or_mem_operand): Delete.
2143 (lwa_operand): Delete.
2144 (symbol_ref_operand): Delete.
2145 (call_operand): Delete.
2146 (current_file_function_operand): Delete.
2147 (input_operand): Delete.
2148 (rs6000_nonimmediate_operand): Delete.
2149 (rs6000_tls_symbol_ref): Delete.
2150 (save_world_operation): Delete.
2151 (restore_world_operation): Delete.
2152 (load_multiple_operation): Delete.
2153 (store_multiple_operation): Delete.
2154 (vrsave_operation): Delete.
2155 (mfcr_operation): Delete.
2156 (mtcrf_operation): Delete.
2157 (lmw_operation): Delete.
2158 (stmw_operation): Delete.
2159 (branch_comparison_operator): Delete.
2160 (branch_positive_comparison_operator): Delete.
2161 (scc_comparison_operator): Delete.
2162 (trap_comparison_operator): Delete.
2163 (boolean_operator): Delete.
2164 (boolean_or_operator): Delete.
2165 (min_max_operator): Delete.
2166 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2167 (EASY_VECTOR_15): Moved to here.
2168 (EASY_VECTOR_15_ADD_SELF): Move to here.
2169 (PREDICATE_CODES): Delete.
2170 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2171 Declare functions no longer static.
2172 * config/rs6000/predicates.md: New.
2173 * config/rs6000/rs6000.md: Include predicates.md
2175 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2177 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2178 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2180 * cfgrtl.c (need_fake_edge_p): Likewise.
2181 * combine.c (distribute_notes): Likewise.
2182 * emit-rtl.c (try_split): Likewise.
2183 * recog.c (peephole2_opimize): Likewise.
2184 * reg-notes.def (ALWAYS_RETURN): Remove.
2185 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2186 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2187 * tree.h (ECF_ALWAYS_RETURN): Remove.
2189 2005-02-28 Roger Sayle <roger@eyesopen.com>
2192 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2193 between different machine modes is never a "useless" conversion.
2195 2005-02-28 Geert Bosch <bosch@gnat.com>
2198 * doc/contrib.texi: List contributors for Ada front end
2200 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2202 * simplify-rtx.c (simplify_unary_operation_1,
2203 simplify_const_unary_operation): New, extracted from...
2204 (simplify_unary_operation): ... this one.
2205 (simplify_binary_operation_1,
2206 simplify_const_binary_operation): New, extracted from...
2207 (simplify_binary_operation): ... this one.
2208 * rtl.h (simplify_const_unary_operation,
2209 simplify_const_binary_operation): Add prototypes.
2211 2005-02-28 Julian Brown <julian@codesourcery.com>
2213 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2214 building libjava and caused PR regression/20228.
2216 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2219 * Makefile.in (host_subdir): New.
2220 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2221 * configure: Regenerate.
2223 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2225 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2226 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2227 installation directory first.
2229 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2232 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2233 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2234 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2235 * config/cris/cris.md: Tweak comments referring to Q.
2236 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2237 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2238 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2239 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2240 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2241 Insert spaces in constraints to align alternatives vertically for
2243 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2246 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2248 PR rtl-optimization/17728
2249 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2250 operand 0 from general_operand to move_dest_operand.
2252 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2254 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2255 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2256 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2257 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2259 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2261 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2262 * configure: Regenerate.
2263 * libada-mk.in: Remove CC; rename
2264 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2266 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2269 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2270 for the lhs, also walk over the tree. Likewise for rhs.
2272 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2274 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2275 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2276 Do not propagate value of iv before increment over the increment.
2278 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2280 * c-parser.c: New file.
2281 * c-parse.in: Remove.
2282 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2284 (c-parser.o): Add dependencies.
2285 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2286 maintainer-clean, TAGS): Update.
2287 * c-config-lang.in (gtfiles): Update.
2288 * gengtype-lex.l: Don't handle "@@".
2289 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2290 objc_build_synchronized, objc_begin_try_stmt,
2291 objc_begin_catch_clause, objc_finish_catch_clause,
2292 objc_build_finally_clause, objc_finish_try_stmt): New.
2293 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2295 (c_parse_init): Update comment.
2296 * c-decl.c (c_init_decl_processing): Update comment.
2297 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2298 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2299 new c_declspecs members.
2301 2005-02-25 Julian Brown <julian@codesourcery.com>
2303 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2304 from being used for symbols with vague linkage when
2305 HAVE_GAS_COMDAT_GROUP is true.
2307 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2309 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2311 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2314 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2315 (LIBGCC2_HAS_DF_MODE): New.
2316 (LIBGCC2_HAS_XF_MODE): New.
2317 (LIBGCC2_HAS_TF_MODE): New.
2318 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2319 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2320 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2321 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2322 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2323 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2324 and add _fixtfdi, _fixunstfdi, _floatditf
2325 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2326 L_fixunstfdi, L_floatditf.
2327 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2328 (LIBGCC2_HAS_TF_MODE): Define.
2330 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2332 PR tree-optimization/20204
2333 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2334 REWRITE_THIS_STMT markers on PHI nodes.
2335 (rewrite_initialize_block): Likewise.
2337 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2339 * version.c (version_string): Update to 4.1.
2341 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2343 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2344 Clarify that the alternative way doesn't work in GNU C++.
2346 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2348 PR tree-optimization/19937
2349 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2350 to the type of the induction variable.
2352 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2354 PR rtl-optimization/20117
2355 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2356 the block including noncopyable insn.
2358 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2360 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2361 calls to find_reg_note.
2363 2005-02-24 Richard Henderson <rth@redhat.com>
2366 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2369 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2371 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2372 vector types if to use base reg for misaligned non-word ld/std.
2374 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2377 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2378 dwarf2 label manually and put it after, not before the prologue.
2380 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2383 * reload.c (operands_match_p): Only increment register number for
2384 SCALAR_INT_MODE_P modes in multiple hard registers.
2386 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2389 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2391 * ChangeLog.5: Fix log message typo(s).
2392 * ChangeLog.7: Likewise.
2393 * ChangeLog.tree-ssa: Likewise.
2394 * cfgexpand.c: Fix comment typo(s).
2395 * conflict.c: Likewise.
2396 * defaults.h: Likewise.
2397 * dwarf2out.c: Likewise.
2399 * ggc-page.c: Likewise.
2400 * tree-eh.c: Likewise.
2401 * tree-ssa-dom.c: Likewise.
2403 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2406 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2407 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2408 if SHARED is defined.
2411 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2412 allow splitting only if operands 0 and 3 don't overlap.
2414 2005-02-24 Richard Henderson <rth@redhat.com>
2417 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2418 (fold_builtin_1): Call them.
2419 * fold-const.c (fold_complex_mult_parts): Split out from ...
2420 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2421 (fold_complex_div_parts, fold_complex_div): New.
2423 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2425 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2427 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2428 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2430 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2431 (print_node): Likewise.
2432 Print TYPE_SIZES_GIMPLIFIED.
2434 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2436 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2437 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2438 operands as commutative in constraints.
2440 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2442 * tree-into-ssa.c: Re-organize internal functions.
2444 2005-02-24 Richard Henderson <rth@redhat.com>
2447 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2449 * common.opt (fcx-limited-range): New.
2450 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2451 * toplev.c (flag_complex_method): Initialize to 1.
2452 (process_options): Set flag_complex_method to 0 if
2453 flag_cx_limited_range.
2454 * doc/invoke.texi (-fcx-limited-range): New.
2456 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2458 * cse.c (delete_trivially_dead_insns): Speed up by using
2459 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2462 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2464 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2465 functions when -mid-shared-library is being used.
2467 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2469 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2470 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2471 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2472 * system.h: Poison LINK_LIBGCC_SPECIAL.
2474 2005-02-23 James E Wilson <wilson@specifixinc.com>
2476 * gengtype.c (note_insn_name): Make 1 element larger.
2478 2005-02-23 Roger Sayle <roger@eyesopen.com>
2481 PR rtl-optimization/20097
2482 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2483 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2485 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2487 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2488 * t-aix52 (SHLIB_INSTALL): Same.
2490 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2492 * genpreds.c: Update copyright.
2494 2005-02-23 Michael Beach <michaelb@ieee.org>
2497 * config/sparc/t-elf (startup files): Assemble with CPP.
2499 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2501 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2502 (write_predicate_expr): Likewise.
2504 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2506 PR tree-optimization/20100
2507 PR tree-optimization/20115
2508 * tree-optimize.c (init_tree_optimization_passes): Remove
2509 pass_maybe_create_global_var.
2510 * tree-pass.h (pass_maybe_create_global_var): Remove.
2511 * tree-ssa-alias.c (aliases_computed_p): Declare.
2512 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2513 (count_calls_and_maybe_create_global_var): Remove.
2514 (pass_maybe_create_global_var): Remove.
2515 (init_alias_info): Do not declare aliases_computed_p.
2516 (maybe_create_global_var): If the function contains no
2517 call-clobbered variables and a mix of pure/const and regular
2518 function calls, create .GLOBAL_VAR.
2519 Mark all call-clobbered variables for renaming.
2520 (merge_pointed_to_info): Update comment.
2521 (add_pointed_to_var): Likewise.
2522 (is_escape_site): Likewise.
2523 Accept struct alias_info * instead of size_t *.
2525 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2527 * tree-ssa-operands.c (get_call_expr_operands): If
2528 ALIASES_COMPUTED_P is false, do not add call-clobbering
2530 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2531 (delete_tree_ssa): Likewise.
2533 2005-02-22 James E Wilson <wilson@specifixinc.com>
2535 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2536 (do_compile): Do call it here.
2538 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2540 PR rtl-optimization/20017.
2541 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2542 rest_of_handle_cse2, rest_of_handle_gcse): Call
2543 delete_dead_jumptables immediately before calling cleanup_cfg.
2545 2005-02-22 Devang Patel <dpatel@apple.com>
2548 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2551 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2553 * config/rs6000/aix.h (WINT_TYPE): Define.
2555 2005-02-22 Stan Shebs <shebs@apple.com>
2557 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2558 natural alignment for 64-bit Darwin.
2559 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2561 * doc/invoke.texi: Document this.
2563 2005-02-22 DJ Delorie <dj@redhat.com>
2565 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2566 to make_[un]signed_type, not the mode itself.
2568 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2570 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2571 not available. Use tail calls wherever possible.
2572 (make_edge): Call unchecked_make_edge to create an edge.
2574 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2575 (coalesce_ssa_name): Don't check for
2576 SSANORM_USE_COALESCE_LIST.
2577 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2579 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2581 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2582 (rewrite_into_ssa): ... here.
2584 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2586 PR tree-optimization/19786
2587 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2588 tag to another's may-alias bitmap when adding to the other's list.
2590 2005-02-21 DJ Delorie <dj@redhat.com>
2592 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2593 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2594 registers in unsupported ways.
2595 * expmed.c (init_expmed): Likewise.
2597 2005-02-21 Stan Cox <scox@redhat.com>
2599 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2601 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2603 * tree-cfg.c (fold_cond_expr_cond): New.
2604 (make_edges): Call fold_cond_expr_cond.
2605 (find_taken_edge): Accept nothing but INTEGER_CST.
2606 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2608 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2610 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2611 that do not belong to any basic block.
2613 2005-02-21 Jeff Law <law@redhat.com>
2615 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2618 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2620 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2621 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2622 Adjust their definitions.
2623 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2624 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2626 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2627 genautomata.c, langhooks.c, langhooks.h, system.h,
2628 config/arm/lib1funcs.asm: Update copyright.
2630 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2632 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2634 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2637 * doc/install.texi: Document --with-gc.
2639 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2641 * simplify-rtx.c (simplify_unary_operation): Add a missing
2644 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2646 PR tree-optimization/18663
2647 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2648 if the type has variable bounds.
2650 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2652 * gcse.c: Remove an obsolete comment.
2654 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2656 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2658 * doc/extend.texi (Function Attributes) <Attribute const>: The
2659 attribute "pure" is below this text, not above.
2661 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2663 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2664 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2665 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2667 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2670 * langhooks.h (struct lang_hooks): Add to_target_charset.
2671 * langhooks.c (lhd_to_target_charset): New function.
2672 * langhooks-def.h: Declare lhd_to_target_charset.
2673 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2674 (LANG_HOOKS_INITIALIZER): Update.
2675 * c-common.c (c_common_to_target_charset): New function.
2676 * c-common.h: Declare it.
2677 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2678 c_common_to_target_charset.
2680 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2681 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2683 * system.h: Poison them.
2684 * doc/tm.texi: Don't discuss them.
2685 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2686 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2687 (pp_c_char): Do not attempt to generate letter escapes for
2689 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2690 * config/mips/mips.c (mips_output_ascii): Likewise.
2692 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2694 PR tree-optimization/19951
2695 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2698 2005-02-19 Steven Bosscher <stevenb@suse.de>
2701 * function.h (struct function): New field `max_loop_depth'.
2702 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2703 (flow_loops_find): Reset the max loop depth count before finding loops.
2704 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2705 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2706 (calculate_global_regs_live): Make sure the loop will terminate
2707 when the initial sets are not empty.
2709 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2711 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2713 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2715 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2718 * doc/invoke.texi: Remove documentation of %M spec.
2720 (init_spec): Remove %M suffix from -lgcc_s.
2721 (do_spec_1): Remove 'M' case.
2722 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2723 to put shared libraries in the multilib directory. Remove the
2724 shlib_so_soname substitution variable. Don't add a multilib encoding
2725 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2726 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2727 SHLIB_INSTALL as well as SHLIB_LINK.
2728 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2729 (SHLIB_NAME): Delete.
2730 (SHLIB_DIR): New macro.
2731 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2732 (SHLIB_INSTALL): Adjust accordingly.
2733 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2734 * config/t-slibgcc-sld: Likewise.
2735 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2736 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2737 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2739 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2740 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2741 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2742 Use @shlib_base_name@ instead of @shlib_so_name@.
2743 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2744 and @shlib_base_name@.so in @multilib_dir@.
2745 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2746 to the install path.
2747 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2748 (SHLIB_LINK): Remove previous workaround.
2749 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2750 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2751 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2753 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2754 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2755 (SHLIB_INSTALL): Adjust accordingly.
2756 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2757 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2758 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2759 config/t-slibgcc-elf-ver.
2761 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2762 Jakub Jelinek <jakub@redhat.com>
2764 PR tree-optimization/19828
2765 * tree-ssa-loop-im.c: Add a TODO comment.
2766 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2767 without side-effects.
2769 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2771 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2774 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2776 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2777 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2778 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2780 (ia64_reorg): Delete fixup_errata call.
2781 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2782 (TARGET_SWITCHES): Delete -mb-step entry.
2784 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2787 * c-typeck.c (composite_type): Handle quals in transparent unions.
2788 (type_lists_compatible_p): Likewise.
2790 2005-02-18 Stan Shebs <shebs@apple.com>
2792 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2793 expressions in the .literal8 section.
2795 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2797 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2799 2005-02-18 Roger Sayle <roger@eyesopen.com>
2801 * fold-const.c (constant_boolean_node): Always create values of the
2802 specified type, don't bother calling truthvalue_conversion.
2804 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2806 * except.c (output_function_exception_table): Call
2807 assemble_external_libcall (eh_personality_libfunc).
2809 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2812 * config/ia64/ia64.h (struct machine_function): Add state_num.
2813 * config/ia64/ia64.c (process_epilogue,
2814 process_for_unwind_directive): Use new unwind state numbers each
2815 time rather than state 1.
2817 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2820 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2821 before the "*llgt_didi" pattern.
2823 2005-02-18 Jason Merrill <jason@redhat.com>
2825 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2827 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2829 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2830 (div0): Use it in place of ARM_FUNC_ALIAS.
2831 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2833 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2836 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2837 access, the lower bound of the array type if it exists.
2839 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2842 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2843 cases that are out-of-range for the index type.
2845 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2847 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2848 (estimate_case_costs): Don't call convert.
2849 * expmed.c (expand_shift): Likewise.
2850 (make_tree): Call fold_convert instead of convert.
2852 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2855 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2856 that ref to be marked MEM_READONLY_P doesn't have base that needs
2859 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2861 * genautomata.c (output_get_cpu_unit_code_func,
2862 output_cpu_unit_reservation_p): Don't generate old-style function
2865 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2868 PR tree-optimization/20009
2869 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2871 PR tree-optimization/18947
2872 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2873 inline, remove all nodes that are inlined into the extern inline
2876 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2878 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2879 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2880 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2881 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2884 2005-02-17 Roger Sayle <roger@eyesopen.com>
2886 PR tree-optimization/19917
2887 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2888 to be potentially trapping.
2890 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2892 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2894 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2896 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2897 tem becomes a local variable which is set to the value of the
2898 back end defined INITIAL_FRAME_ADDRESS macro.
2899 (expand_builtin_frame_address): Omit the base parameter to
2900 expand_builtin_return_addr.
2901 (expand_builtin_profile_func): Likewise.
2902 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2903 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2904 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2906 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2908 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2909 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2910 * config/frv/frv.c (frv_function_epilogue): Likewise.
2912 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2914 * lambda-code (perfect_nestify): Remove mark/unmark
2916 * tree-loop-linear.c (linear_transform_loops): Add
2917 rewrite_into_ssa call so that ssa is correct for
2918 rewriting into loop closed.
2920 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2922 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2923 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2925 * bt-load.c (btr_def_live_range, combine_btr_defs,
2926 migrate_btr_def, migrate_btr_defs): Likewise.
2927 * cfgcleanup.c (thread_jump): Likewise.
2928 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2929 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2930 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2931 df_rd_local_compute, df_reg_info_compute): Likewise.
2932 * dominance.c (init_dom_info, free_dom_info): Likewise.
2933 * flow.c (init_propagate_block_info,
2934 free_propagate_block_info): Likewise.
2935 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2936 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2937 modify_reg_pav): Likewise.
2938 * loop-invariant.c (find_defs, find_invariant_insn,
2939 find_invariants, free_inv_motion_data): Likewise.
2940 * predict.c (tree_predict_by_opcode,
2941 estimate_bb_frequencies): Likewise.
2942 * stmt.c (expand_case): Likewise.
2943 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2944 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2945 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2946 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2947 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2948 rewrite_ssa_into_ssa): Likewise.
2949 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2950 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2951 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2952 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2953 * tree-sra.c (tree_sra): Likewise.
2954 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2955 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2956 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2957 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2958 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2959 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2961 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2962 calculate_live_on_entry, calculate_live_on_exit,
2963 build_tree_conflict_graph): Likewise.
2964 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2965 record_important_candidates, set_use_iv_cost, find_depends,
2966 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2967 tree_ssa_iv_optimize_finalize): Likewise.
2968 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2969 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2970 tree_duplicate_loop_to_header_edge): Likewise.
2971 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2972 * tree-ssa.c (verify_flow_insensitive_alias_info,
2973 verify_name_tags, verify_ssa, init_tree_ssa,
2974 delete_tree_ssa): Likewise.
2975 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2976 fini_ssanames): Likewise.
2977 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2979 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2981 * config/rs6000/t-rtems: Completely reworked.
2983 2005-02-17 Ira Rosen <irar@il.ibm.com>
2985 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2987 2005-02-17 Ira Rosen <irar@il.ibm.com>
2989 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2990 POINTER_TYPE_P when checking that type is a pointer.
2991 (vect_get_memtag): Remove.
2992 (vect_address_analysis): Use POINTER_TYPE_P. Call
2993 vect_object_analysis with dummy parameter for memtag.
2994 (vect_object_analysis): Extract memtag (functionality that
2995 used to be in vect_get_memtag and moved here). Fix printings.
2996 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2997 with correct parameters. Remove call to vect_get_memtag.
2999 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3001 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3002 (tree-vectorizer.o): Added missing dependencies.
3004 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3006 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3007 declaration in tree-vectorizer.c, now has an extern declaration in
3009 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3010 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3011 get_vectype_for_scalar_type, vect_is_simple_use,
3012 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3013 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3014 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3015 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3016 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3017 find_loop_location): Likewise.
3019 * tree-vectorizer.c (langhooks.h): #include removed.
3020 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3021 moved to tree-vectorized.h.
3022 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3023 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3024 get_vectype_for_scalar_type, vect_is_simple_use,
3025 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3026 vect_supportable_dr_alignment, new_loop_vec_info,
3027 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3028 vect_set_verbosity_level, find_loop_location): Likewise.
3030 (vect_analyze_loop): Function externalized. Declaration moved to
3031 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3032 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3033 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3034 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3035 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3036 vect_enhance_data_refs_alignment, vect_analyze_operations,
3037 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3038 vect_stmt_relevant_p, vect_get_loop_niters,
3039 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3040 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3041 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3042 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3043 vect_get_memtag): Likewise.
3045 (vectorizable_load): Function externalized. Declaration moved to
3046 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3047 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3048 vect_transform_loop): Likewise.
3049 (vect_transform_stmt): Moved to tree-vect-transform.c.
3050 (vect_align_data_ref, vect_create_destination_var,
3051 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3052 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3053 vect_get_vec_def_for_operand, vect_init_vector,
3054 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3055 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3056 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3057 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3058 vect_do_peeling_for_loop_bound): Likewise.
3060 * tree-vect-analyze.c: New file.
3061 * tree-vect-transform.c: New file.
3063 2005-02-17 Jason Merrill <jason@redhat.com>
3065 PR mudflap/19319, c++/19317
3066 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3069 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3071 * doc/install.texi (Specific): Update link for Darwin-specific
3074 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3076 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3077 constant_boolean_node.
3079 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3082 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3083 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3085 2005-02-16 Richard Henderson <rth@redhat.com>
3088 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3090 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3091 replace uses with Wtype_MAXp1_F.
3092 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3093 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3094 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3095 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3096 and HAVE_TFMODE as appropriate.
3097 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3098 (__floatdisf): Likewise.
3099 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3100 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3101 (Wtype_MAXp1_F): New.
3102 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3103 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3105 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3108 * arm.c (arm_apply_result_size): New function.
3109 * arm.h (APPLY_RESULT_SIZE): Define.
3110 * arm-protos.h (arm_apply_result_size): Add prototype.
3111 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3112 (movxf): New expand.
3113 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3114 (call_value_symbol): Remove predicate for operand 0.
3115 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3116 (untyped_call): Rework to correclty return values for any type.
3117 (untyped_return): New expand.
3118 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3120 2005-02-16 Stan Shebs <shebs@apple.com>
3122 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3123 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3125 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3127 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3128 configure settings on Solaris 7 and later.
3130 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3132 PR tree-optimization/19865
3133 * tree-optimize.c (init_tree_optimization_passes): Run
3134 pass_may_alias after pass_sra.
3136 2005-02-16 Richard Henderson <rth@redhat.com>
3137 Stuart Hastings <stuart@apple.com>
3140 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3141 Do nothing if debug info suppressed for this function.
3142 (dbxout_begin_function): Early exit if debug info suppressed for
3145 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3148 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3150 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3152 PR tree-optimization/19967
3153 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3154 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3155 argument TYPE. Adjust calls to fold_builtin_XXX.
3156 (expand_builtin, fold_builtin_1): Adjust calls to
3158 (fold_builtin_strchr, fold_builtin_strpbrk,
3159 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3160 result to a requested type TYPE.
3162 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3165 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3166 (T)x & (T)cst if (T)cst overflows.
3167 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3168 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3170 2005-02-15 Jeff Law <law@redhat.com>
3172 * gcse.c (blocks_with_calls): New bitmap.
3173 (alloc_gcse_mem): Allocate it.
3174 (free_gcse_mem): Free it.
3175 (clear_modifY_mem_tables): Clear it.
3176 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3177 when we encounter CALL_INSNs.
3178 (compute_transp, case MEM): Handle blocks with calls separate
3179 from blocks without calls. Use bitmap iterators rather than
3182 2005-02-15 Peter O'Gorman <peter@pogma.com>
3185 * mklibgcc.in (vis_hide): Use a temporary object file, not
3188 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3191 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3192 access optimization.
3194 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3195 Alan Modra <amodra@bigpond.net.au>
3198 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3199 (_xlqsub): Rename to __gcc_qsub.
3200 (_xlqmul): Rename to __gcc_qmul.
3201 (_xlqdiv): Rename to __gcc_qdiv.
3202 Provide versioned symbol aliases with old names.
3203 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3204 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3205 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3206 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3207 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3209 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3211 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3212 Fold ~(A - 1) and ~(A + -1) to -A.
3214 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3218 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3219 config/pa/pa-host.c:pa_gt_pch_use_address.
3221 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3223 * tree-vn.c (get_value_handle): Make sure that given an
3224 is_gimple_min_invariant expression, we always return it.
3226 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3228 * passes.c (rest_of_handle_gcse): Fix a comment.
3230 2005-02-15 Jeff Law <law@redhat.com>
3232 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3234 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3235 (canon_list_insert, record_last_mem_set_info): Similarly.
3236 (clear_modify_mem_tables): Similarly.
3238 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3240 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3241 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3242 config/mips/mips.md, config/rs6000/aix.h,
3243 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3245 2005-02-15 Richard Henderson <rth@redhat.com>
3247 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3248 call to be best_edge.
3250 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3252 * basic-block.h: Adjust the prototype for find_basic_blocks.
3253 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3254 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3257 * flow.c (recompute_reg_usage): Remove all arguments.
3258 * passes.c (rest_of_compilation): Adjust the call to
3259 recompute_reg_usage.
3260 * rtl.h: Adjust the prototype for recompute_reg_usage.
3262 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3264 * tree-dump.c (dump_files): Update to reflect new member
3266 (dump_register): Add new argument.
3268 (dump_switch_p_1): Check against glob name if doglob was passed.
3269 (dump_switch_p): Check against regular first, then glob if
3270 we didn't have any hits on the dump name.
3271 * tree-optimize.c (register_one_dump_file):
3272 Pass in glob name as well.
3273 * tree-pass.h (struct dump_file_info): Add glob
3276 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3278 PR preprocessor/16323
3279 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3281 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3284 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3285 (trunctfdf2_internal1): New.
3286 (trunctfdf2_internal2): Renamed from trunctfdf2.
3288 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3290 PR tree-optimization/19853
3291 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3293 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3295 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3296 delete_dead_jumptables and cleanup_cfg.
3298 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3300 * reload.c (find_reloads): Swap address_reloaded flags when
3301 swapping commutative operands.
3303 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3305 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3306 Use standard_iv_increment_position for computing the bsi position
3308 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3311 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3314 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3315 life range of hard registers.
3316 * value-prof.c (insn_prefetch_values_to_profile): Only
3319 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3320 profile in libcalls.
3322 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3324 * bitmap.h (bitmap_and_compl_into): Return bool.
3325 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3327 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3329 PR tree-optimization/19944
3330 * fold-const.c (fold): Re-add ABS_EXPR folding.
3332 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3335 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3336 {TARGET,MASK}_XL_COMPAT.
3337 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3339 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3340 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3342 (rs6000_arg_partial_bytes): Same.
3343 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3344 and XL compatibility enabled.
3345 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3346 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3347 test to final condition.
3348 (cmptf_internal2): New.
3349 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3350 xl-compat. Add TFmode information to description.
3352 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3354 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3356 2005-02-13 Jason Merrill <jason@redhat.com>
3359 * fold-const.c (fold_indirect_ref_1): Split out from...
3360 (build_fold_indirect_ref): Here.
3361 (fold_indirect_ref): New fn.
3362 * tree.h: Declare it.
3363 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3364 (gimplify_modify_expr_rhs): Likewise.
3365 (gimplify_expr): Likewise.
3367 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3369 PR tree-optimization/14303
3370 PR tree-optimization/15784
3371 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3372 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3373 ABS_EXPR<x> != 0 to x != 0.
3375 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3377 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3378 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3379 spelling conventions.
3381 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3382 delete_trivially_dead_insns too many times.
3384 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3387 2005-02-12 Ira Rosen <irar@il.ibm.com>
3389 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3390 (vect_is_simple_iv_evolution): Remove redundant parameter
3392 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3393 without last parameter.
3394 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3395 Return pointer step. Call vect_is_simple_iv_evolution without
3396 last parameter. Check only that the step is multiple of size
3397 type. Remove stmt_vinfo updates.
3398 (vect_get_memtag_and_dr): Remove.
3399 (vect_get_memtag): New function.
3400 (vect_address_analysis): New function.
3401 (vect_object_analysis): New function.
3402 (vect_analyze_data_refs): Call vect_object_analysis and
3403 vect_get_memtag. Update stmt_vinfo fields.
3405 2005-02-12 Ira Rosen <irar@il.ibm.com>
3407 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3408 exist and are objects. Remove checks for pointer.
3409 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3410 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3411 (vect_create_data_ref_ptr): Likewise.
3412 (vect_base_addr_differ_p): New function.
3413 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3414 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3415 Don't set the DR_BASE_NAME field of data-ref.
3416 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3418 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3420 * optabs.h (enum optab_index): Add new OTI_ldexp.
3421 (ldexp_optab): Define corresponding macro.
3422 * optabs.c (init_optabs): Initialize ldexp_optab.
3423 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3425 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3427 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3428 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3430 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3431 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3434 2005-02-12 Ira Rosen <irar@il.ibm.com>
3436 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3438 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3440 (vect_get_base_and_offset): Always return an address.
3441 (vect_create_addr_base_for_vector_ref): Remove treatment for
3442 different data reference types.
3443 (vect_compute_data_ref_alignment): Rename base to base_address in
3444 stmt_vec_info. Get the object in order to force its alignment.
3445 (vect_get_memtag_and_dr): Rename base to base_address in
3446 stmt_vec_info. Extract the object for memtag analysis.
3448 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3450 PR regression/19898.
3451 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3452 changes cc_status, use apply modified_in_p to part of cc_status
3453 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3456 2005-02-11 Richard Henderson <rth@redhat.com>
3458 * tree-complex.c (expand_complex_libcall): New.
3459 (expand_complex_multiplication): Use it for c99 compliance.
3460 (expand_complex_division): Likewise.
3461 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3463 * builtins.c (built_in_names): Remove const.
3464 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3466 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3467 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3468 (built_in_names): Remove const.
3469 * c-common.c (c_common_type_for_mode): Handle complex modes.
3470 * flags.h, toplev.c (flag_complex_method): Rename from
3471 flag_complex_divide_method.
3472 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3473 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3474 * libgcc2.h: Declare them.
3475 * libgcc-std.ver: Export them.
3476 * mklibgcc.in (lib2funcs): Build them.
3478 2005-02-11 Steven Bosscher <stevenb@suse.de>
3480 PR tree-optimization/19876
3481 Partially revert my change from 2005-01-14
3482 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3483 (compute_antic): ...and remove the loop here.
3485 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3488 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3489 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3491 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3492 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3494 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3496 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3497 offsets for the big-endian 32-bit case.
3499 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3501 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3503 2005-02-11 Dale Johannesen <dalej@apple.com>
3505 * cselib.c (cselib_process_insn): Clear out regs where
3506 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3507 * reload.c (find_equiv_reg): Ditto.
3509 2005-02-11 Ian Lance Taylor <ian@airs.com>
3511 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3514 * tree.c (build_function_type_list): Work correctly if there are
3517 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3519 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3520 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3521 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3522 TARGET_ZARCH instead of TARGET_64BIT.
3524 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3526 * config/rs6000/t-rtems:
3527 (MULTILIB_OPTIONS): Remove mcpu=602.
3528 (MUTLILIB_DIRNAMES): Remove m602.
3529 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3530 Let mcpu=602 match mcpu=603.
3531 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3533 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3535 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3538 2005-02-10 David Daney <ddaney@avtrex.com>
3540 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3541 * config/i386/linux-unwind.h: Likewise.
3542 * config/ia64/linux-unwind.h: Likewise.
3543 * config/mips/linux-unwind.h: Likewise.
3544 * config/pa/linux-unwind.h: Likewise.
3545 * config/rs6000/linux-unwind.h: Likewise.
3546 * config/s390/linux-unwind.h: Likewise.
3547 * config/sh/linux-unwind.h: Likewise.
3548 * config/sparc/linux-unwind.h: Likewise.
3550 2005-02-10 Steven Bosscher <stevenb@suse.de>
3552 PR tree-optimization/17549
3553 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3554 TER to replace a DEF with its expression if the DEF and the
3555 rhs of the expression we replace into have the same root
3558 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3560 * config/mips/mips.md: Fix the placement of the match_scratch in the
3563 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3565 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3568 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3570 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3571 (strip_offset): Handle addresses.
3572 (add_address_candidates): Use strip_offset.
3573 (difference_cost): Reflect strip_offset change.
3574 (force_var_cost, difference_cost): Strip nops.
3576 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3578 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3580 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3581 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3582 config/cris/cris-protos.h, config/cris/cris.c: Update
3585 2005-02-10 Jeff Law <law@redhat.com>
3587 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3588 (lookup_avail_expr): Similarly.
3590 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3592 * builtins.c (fold_builtin_powi): New function.
3593 (fold_builtin_1): Call it.
3595 2005-02-10 Steven Bosscher <stevenb@suse.de>
3597 PR documentation/19309
3598 * doc/cpp.texi: The __GNUC__ and related predefined macros
3599 are also defined for the "standalone" cpp.
3600 Some non-GCC compilers may also define __GNUC__.
3602 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3605 * c-typeck.c (common_type): New routine. Old common_type renamed
3607 (c_common_type): ...this.
3608 (build_conditional_expr, build_binary_op): Use c_common_type instead
3611 2005-02-10 Steven Bosscher <stevenb@suse.de>
3613 * doc/md.texi: Replace @samp{length} with @code{length}.
3615 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3617 PR tree-optimization/18687
3618 * tree-flow.h (find_loop_niter): Declare.
3619 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3620 Try using scev even for loops with more than one exit.
3621 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3622 (struct ivopts_data): Added niters field.
3623 (struct nfe_cache_elt): New.
3624 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3626 (tree_ssa_iv_optimize_init): Initialize niters cache.
3627 (determine_number_of_iterations): Removed.
3628 (find_induction_variables): Do not call determine_number_of_iterations.
3629 Access niters for single exit through niter_for_single_dom_exit.
3630 (add_iv_outer_candidates): Access niters for single exit through
3631 niter_for_single_dom_exit.
3632 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3633 number_of_iterations_cond.
3634 (iv_period): New function.
3635 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3636 (may_replace_final_value): Take data argument. Use
3637 niter_for_single_dom_exit.
3638 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3639 (rewrite_use_compare): Pass data to may_eliminate_iv.
3640 (rewrite_use_outer): Pass data to may_replace_final_value.
3641 (free_loop_data): Clean up the niters cache.
3642 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3643 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3644 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3645 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3646 (num_ending_zeros): Moved to tree.c.
3647 * tree.h (num_ending_zeros): Declare.
3648 * tree.c (num_ending_zeros): Moved from tree.c.
3650 2005-02-09 Richard Henderson <rth@redhat.com>
3652 * builtins.c (DEF_BUILTIN): Add COND argument.
3653 * tree.h (DEF_BUILTIN): Likewise.
3654 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3655 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3657 (DEF_BUILTIN_STUB): New.
3658 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3659 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3660 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3661 * c-common.c (DEF_BUILTIN): Add COND argument.
3662 * tree.c (local_define_builtin): New.
3663 (build_common_builtin_nodes): New.
3665 2005-02-09 Roger Sayle <roger@eyesopen.com>
3667 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3668 floating point expression ignoring the sign of the result.
3669 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3670 (fold) <MULT_EXPR>: Use it to simplify x*x.
3671 * tree.h (fold_strip_sign_ops): Prototype here.
3672 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3673 argument. Use fold_strip_sign_ops to simplify the first argument.
3674 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3675 first argument when the second argument is an even integer
3676 constant, but only with -funsafe_math_optimizations.
3677 (fold_builtin_1): Update call to fold_builtin_copysign.
3679 2005-02-09 Ian Lance Taylor <ian@airs.com>
3682 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3683 just check whether EH_FILTER_FAILURE falls through.
3685 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3687 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3688 insns return to ready list in the next turn.
3690 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3693 * builtins.def: New __builtin_powi[lf].
3694 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3695 (expand_builtin_powi): New function.
3696 (expand_builtin): Dispatch to expand_builtin_powi.
3697 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3698 * libgcc2.c: Add __builtin_powi[lf] implementation.
3699 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3700 * optabs.h: Add powi_optab.
3701 * optabs.c (init_optabs): Initialize powi_optab.
3702 * doc/extend.texi: Document __builtin_powi[lf].
3704 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3706 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3709 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3712 * fold-const.c (try_move_mult_to_index): Remove redundant
3713 type argument. Create ADDR_EXPR with correct type.
3714 (fold): Update callers of try_move_mult_to_index. Convert
3715 result to the appropriate type.
3717 2005-02-09 Roger Sayle <roger@eyesopen.com>
3720 * config/avr/avr.c (default_rtx_costs): Delete.
3721 (avr_operand_rtx_cost): New function.
3722 (avr_rtx_costs): Completely rewrite.
3724 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3727 * config/cris/cris.c (in_code): New variable.
3728 (cris_output_addr_const): Now a static function, a wrapper for
3730 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3731 case from old cris_output_addr_const.
3732 (cris_asm_output_label_ref): Similar for LABEL_REF.
3733 (cris_output_addr_const_extra): Similar for UNSPEC.
3734 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3735 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3736 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3738 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3739 (cris_asm_output_label_ref): Declare.
3741 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3743 PR preprocessor/19801
3744 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3745 filenames that changed when libcpp was moved to the toplevel.
3747 2005-02-07 Roger Sayle <roger@eyesopen.com>
3749 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3750 zero extensions of BImode operands. Call lowpart_subreg instead
3751 of gen_lowpart_common and gen_lowpart_SUBREG.
3753 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3756 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3757 * configure.ac: Set cc_for_cross_gnattools.
3758 * configure: Regenerate.
3760 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3763 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3765 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3768 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3769 of nested functions.
3771 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3773 * doc/extend.texi: Document deprecated extensions allowing
3774 static floating-point members to have initializers and allowing
3775 floating-point literals in integral constant expressions.
3777 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3779 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3780 config/darwin7.h, config/mips/mips.c,
3781 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3784 * cse.c: Update comments.
3786 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3789 * builtins.c (fold_builtin_sqrt): Transform
3790 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3793 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3794 Dorit Naishlos <dorit@il.ibm.com>
3796 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3797 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3798 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3800 * tree.h (vect_set_verbosity_level): New extern function declaration
3802 * tree-vectorizer.h (verbosity_levels): New enum type.
3803 * tree-vectorizer.c (vect_debug_stats): Function removed.
3804 (vect_debug_details): Likewise.
3805 (vect_verbosity_level): Global variable was defined and initialized.
3806 (vect_dump): Global variable definition.
3807 (vect_print_dump_info): New function.
3808 (vect_set_dump_settings): New function.
3809 (vect_set_verbosity_level): New function.
3810 (vectorize_loops): Add call to vect_set_dump_settings.
3812 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3813 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3814 (slpeel_tree_peel_loop_to_edge): Likewise.
3816 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3817 appropriate verbosity level instead of call to vect_debug_details
3818 or vect_debug_stats.
3819 (vect_get_base_and_offset):
3820 (vect_create_addr_base_for_vector_ref):
3821 (get_vectype_for_scalar_type):
3822 (vect_create_data_ref_ptr):
3824 (vect_get_vec_def_for_operand):
3825 (vect_finish_stmt_generation):
3826 (vectorizable_assignment):
3827 (vectorizable_operation):
3828 (vectorizable_store):
3829 (vectorizable_load):
3830 (vect_transform_stmt):
3831 (vect_update_ivs_after_vectorizer):
3832 (vect_do_peeling_for_loop_bound):
3833 (vect_update_inits_of_drs):
3834 (vect_do_peeling_for_alignment):
3835 (vect_transform_loop):
3836 (vect_is_simple_use):
3837 (vect_analyze_operations):
3838 (vect_is_simple_iv_evolution):
3839 (vect_analyze_scalar_cycles):
3840 (vect_analyze_data_ref_dependence):
3841 (vect_analyze_data_ref_dependences):
3842 (vect_compute_data_ref_alignment):
3843 (vect_enhance_data_refs_alignment):
3844 (vect_analyze_data_refs_alignment):
3845 (vect_analyze_data_ref_access):
3846 (vect_analyze_data_ref_accesses):
3847 (vect_analyze_pointer_ref_access):
3848 (vect_get_memtag_and_dr):
3849 (vect_analyze_data_refs):
3850 (vect_mark_relevant):
3851 (vect_stmt_relevant_p):
3852 (vect_mark_stmts_to_be_vectorized):
3853 (vect_can_advance_ivs_p):
3854 (vect_get_loop_niters):
3855 (vect_analyze_loop_form):
3856 (vect_analyze_loop):
3857 (vectorize_loops): Likewise.
3859 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3860 (vect_update_inits_of_drs):
3861 (vect_do_peeling_for_alignment):
3862 (vect_transform_loop):
3863 (vect_analyze_operations):
3864 (vect_analyze_scalar_cycles):
3865 (vect_analyze_data_ref_dependences):
3866 (vect_analyze_data_refs_alignment):
3867 (vect_analyze_data_ref_accesses):
3868 (vect_analyze_data_refs):
3869 (vect_mark_stmts_to_be_vectorized):
3870 (vect_get_loop_niters):
3871 (vect_analyze_loop_form):
3872 (vect_analyze_loop): Likewise.
3873 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3875 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3879 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3880 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3881 either -ffast-math or -funsafe-math-optimizations is in use.
3883 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3884 * config/mips/irix-csr.c: New file.
3885 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3886 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3887 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3890 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3892 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3893 redundant, incorrect definitions.
3895 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3897 ("*tls_indirect_call"): New, reference hard regs directly.
3898 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3900 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3902 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3903 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3905 2005-02-06 Roger Sayle <roger@eyesopen.com>
3907 PR rtl-optimization/19800
3908 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3909 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3912 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3914 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3916 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3919 * doc/invoke.texi: Correct documentation of -freorder-functions.
3921 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3924 * doc/invoke.texi: Don't mention gccbug.
3926 2005-02-06 Roger Sayle <roger@eyesopen.com>
3927 Andrew Pinski <pinskia@physics.uc.edu>
3928 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3930 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3931 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3932 into just (zero_extract:SI FOO (const_int 1) BAR).
3934 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3936 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3937 macro locally. Don't give last revision date. Use GCC version
3938 number from gcc-common.texi.
3939 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3940 revision date. Use GCC version number from gcc-common.texi.
3941 Describe being a library as current state rather than as 3.x
3943 * doc/gcc.texi: Remove last update date.
3944 * doc/gccint.texi: Likewise. Update copyright dates.
3945 * doc/install.texi: Update copyright dates.
3947 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3950 * doc/invoke.texi: Mention for each option included in -Wall that
3951 it is included in -Wall.
3952 * doc/gcc.texi: Update copyright and last modification date.
3954 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3956 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3957 unnecessary cast to original induction variable increments.
3959 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3961 PR tree-optimization/18219
3962 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3963 in distributed form.
3965 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3967 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3968 Set bitpos and offset later in the function. Do nothing if the
3969 target is a register and if the bitfield lies completely outside
3971 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3972 here. Return an uninitialised register if the source value is stored
3973 in a register and the bitfield lies completely outside that register.
3975 2005-02-06 Steven Bosscher <stevenb@suse.de>
3977 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3980 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3982 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3984 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3986 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3987 * config/darwin8.h: New.
3988 * config/darwin7.h: Update comment.
3990 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3991 Dorit Naishlos <dorit@il.ibm.com>
3993 * tree-vectorizer.h (LOC): New type.
3994 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3995 (loop_line_number): New field in struct _loop_vec_info.
3996 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3998 * tree-vectorizer.c (input.h): Included.
3999 (find_loop_location): New function.
4000 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4001 loop line number removed.
4002 (vect_debug_details): Likewise.
4003 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4005 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4006 call to vect_debug_details/stats changed from loop to loop_loc.
4007 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4008 (slpeel_tree_peel_loop_to_edge): Likewise.
4010 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4011 changed from NULL to UNKNOWN_LOC.
4012 (vect_get_base_and_offset):
4013 (vect_create_addr_base_for_vector_ref):
4014 (get_vectype_for_scalar_type):
4015 (vect_create_data_ref_ptr):
4017 (vect_get_vec_def_for_operand):
4018 (vect_finish_stmt_generation):
4019 (vectorizable_assignment):
4020 (vectorizable_operation):
4021 (vectorizable_store):
4022 (vectorizable_load):
4023 (vect_transform_stmt):
4024 (vect_update_ivs_after_vectorizer):
4025 (vect_do_peeling_for_loop_bound):
4026 (vect_do_peeling_for_alignment):
4027 (vect_transform_loop):
4028 (vect_is_simple_use):
4029 (vect_analyze_operations):
4030 (vect_is_simple_iv_evolution):
4031 (vect_analyze_scalar_cycles):
4032 (vect_analyze_data_ref_dependences):
4033 (vect_compute_data_ref_alignment):
4034 (vect_enhance_data_refs_alignment):
4035 (vect_analyze_data_ref_access):
4036 (vect_analyze_data_ref_accesses):
4037 (vect_analyze_pointer_ref_access):
4038 (vect_get_memtag_and_dr):
4039 (vect_analyze_data_refs):
4040 (vect_mark_relevant):
4041 (vect_stmt_relevant_p):
4042 (vect_mark_stmts_to_be_vectorized):
4043 (vect_can_advance_ivs_p):
4044 (vect_get_loop_niters):
4045 (vect_analyze_loop):
4046 (vectorize_loops): Likewise.
4048 (vectorizable_load): Argument in call to vect_debug_details/stats
4049 changed from loop to LOOP_LOC (loop_vinfo).
4050 (vect_transform_loop):
4051 (vect_analyze_operations):
4052 (vect_analyze_scalar_cycles):
4053 (vect_analyze_data_ref_dependence):
4054 (vect_enhance_data_refs_alignment):
4055 (vect_analyze_data_ref_accesses):
4056 (vect_analyze_pointer_ref_access):
4057 (vect_analyze_data_refs):
4058 (vect_analyze_loop): Likewise.
4060 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4061 changed from loop to loop_loc.
4063 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4065 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4066 Dorit Naishlos <dorit@il.ibm.com>
4068 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4070 (vect_analyze_data_ref_dependences): Likewise.
4072 (vect_is_simple_use): Argument changed from loop structure to
4073 loop_vect_info structure.
4074 (vect_can_advance_ivs_p): Likewise.
4075 (vect_create_index_for_vector_ref): Likewise.
4076 (vect_update_ivs_after_vectorizer): Likewise.
4077 (new_stmt_vec_info): Likewise.
4079 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4080 changed from loop to loop_vinfo.
4081 (vect_create_data_ref_ptr): First argument in call to
4082 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4083 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4084 was changed from loop to loop_vinfo.
4085 (vectorizable_operation): Likewise.
4086 (vectorizable_store): Likewise.
4087 (vect_mark_stmts_to_be_vectorized): Likewise.
4088 (vect_do_peeling_for_loop_bound): First argument in call to
4089 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4090 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4091 was changed from loop to loop_vinfo.
4092 (vect_analyze_data_ref_dependences): Third argument in call to
4093 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4095 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4096 (vect_create_data_ref_ptr): Likewise.
4097 (vect_init_vector): Likewise.
4098 (vect_get_vec_def_for_operand): Likewise.
4099 (vectorizable_assignment): Likewise.
4100 (vectorizable_operation): Likewise.
4101 (vectorizable_store): Likewise.
4102 (vectorizable_load): Likewise.
4103 (vect_update_ivs_after_vectorizer): Likewise.
4104 (vect_is_simple_use): Likewise.
4105 (vect_analyze_data_ref_dependence): Likewise.
4106 (vect_analyze_pointer_ref_access): Likewise.
4107 (vect_can_advance_ivs_p): Likewise.
4109 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4110 before _stmt_vec_info.
4111 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4112 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4113 (new_stmt_vec_info): Argument changed from loop structure to
4114 loop_vect_info structure
4116 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4117 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4118 (vect_create_addr_base_for_vector_ref): Likewise.
4119 (vect_analyze_pointer_ref_access): Likewise.
4121 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4124 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4125 phi flag if the phi is abnormal.
4127 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4130 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4131 information for the new statement.
4133 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4136 * gcc.c (main): Include the target in -v output.
4138 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4140 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4141 Do not drop the extend if we'd have to add a paradoxical subreg
4142 later. Include optabs.h and insn-codes.h.
4143 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4145 2005-02-02 Roger Sayle <roger@eyesopen.com>
4148 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4149 * fold-const.c (const_binop): Avoid constant folding floating
4150 point operations in modes that use composite representations.
4151 * simplify-rtx.c (simplify_binary_operation): Likewise.
4153 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4155 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4157 (altivec_dstt): Likewise.
4158 (altivec_dstst): Likewise.
4159 (altivec_dststt): Likewise.
4160 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4163 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4165 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4166 EXPR_LOCUS from orig_cond to the new cond_stmt.
4167 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4170 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4172 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4173 standard_iv_increment_position. Remove call to bsi_next
4174 (no need to bump the iterator anymore).
4175 (vect_create_index_for_vector_ref): Call
4176 standard_iv_increment_position. Remove second function argument.
4177 (vect_finish_stmt_generation): Remove call to bsi_next
4178 (no need to bump the iterator anymore).
4179 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4180 to vect_create_index_for_vector_ref.
4182 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4184 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4185 phis are used out of the loop.
4187 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4190 * c-decl.c (undef_nested_function): New variable.
4191 (pop_scope): Diagnose undefined nested functions.
4192 (finish_function): Don't attempt cgraph processing or genericizing
4193 if current top-level function contained an undefined nested
4194 function. Reset undef_nested_function at the end of a top-level
4197 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4199 * tree.c (build_int_cst_type): Take sign of the value into account
4200 when deciding whether sign extend the value.
4202 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4205 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4206 (cpp_options, cc1_options): Change %{std*&ansi} to
4207 %{std*&ansi&trigraphs}.
4209 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4211 * cse.c: Update comments.
4213 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4215 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4216 arguments go on the stack. Do not put complex doubles in odd/even
4219 2005-02-02 Steven Bosscher <stevenb@suse.de>
4221 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4222 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4223 -ftree-pre, and -fthread-jumps.
4225 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4227 PR tree-optimization/19578
4228 * tree-flow.h (modified_noreturn_calls): Declare.
4229 (noreturn_call_p): Declare.
4230 * tree-flow-inline.h (noreturn_call_p): New function.
4231 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4232 * tree-cfg.c (modified_noreturn_calls): New variable.
4233 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4234 that contain a mid-block noreturn call.
4235 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4237 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4239 * df.c (df_def_record_1, df_uses_record): Don't use
4241 * df.h (DF_FOR_REGALLOC): Remove.
4243 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4246 * c-typeck.c (really_start_incremental_init): Reset
4247 constructor_max_index for arrays of incomplete type.
4249 2005-02-02 Jeff Law <law@redhat.com>
4251 * gcse.c (struct reg_set): Store the block index where the register
4252 was set rather than the setting insn.
4253 (record_one_set, compute_transp): Corresponding changes.
4254 (pre_insert_copy_insn): Do not call replace_one_set.
4255 (replace_one_set): Remove.
4257 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4260 * doc/gcov.texi: Fix typo.
4262 2005-02-01 Richard Henderson <rth@redhat.com
4265 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4266 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4268 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4269 * config/i386/i386-protos.h: Update.
4271 2005-02-01 Steven Bosscher <stevenb@suse.de>
4273 PR tree-optimization/19217
4274 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4275 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4276 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4277 that it is walking a PHI node.
4279 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4281 * doc/extend.texi (Nested Functions): Update.
4283 2005-02-01 Richard Henderson <rth@redhat.com>
4286 * optabs.c (expand_copysign_absneg): Export.
4287 * optabs.h (expand_copysign_absneg): Declare.
4288 * config/rs6000/rs6000.md (copysigntf3): New.
4290 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4292 PR tree-optimization/19633
4293 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4294 * tree-ssa-alias.c (init_alias_info): Initialize.
4295 (merge_pointed_to_info): Set.
4296 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4297 (dump_points_to_info_for): Show value of pt_null.
4298 (struct count_ptr_d): Declare.
4299 (find_ptr_dereference): Remove.
4300 (ptr_is_dereferenced_by): Remove.
4301 (count_ptr_derefs): New local function.
4302 (count_uses_and_derefs): New local function.
4303 (compute_points_to_and_addr_escape): Call it. If the number
4304 of dereferences is greater than zero, mark the pointer as
4305 dereferenced. If there are fewer dereferences than uses of
4306 the pointer, the pointer's value escapes.
4308 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4310 PR tree-optimization/19670
4311 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4313 (verify_use): ... set it here, instead.
4315 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4317 * doc/sourcebuild.texi (Test directives): Fix formatting.
4319 * doc/sourcebuild.texi (Test directives): Describe selector
4322 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4324 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4325 specific 64-bit CPUs.
4327 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4330 * arm.c (arm_eliminable_register): New function.
4331 (adjacent_mem_locations): Don't allow eliminable registers. Use
4332 HOST_WIDE_INT for address offsets.
4333 * arm-protos.h (arm_eliminable_register): Add prototype.
4335 2005-02-01 Steven Bosscher <stevenb@suse.de>
4337 PR optimization/15242
4338 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4339 * basic-block.h (duplicate_computed_gotos): Add prototype.
4340 * bb-reorder.c (duplicate_computed_gotos): New function to
4341 duplicate sufficiently small blocks ending in a computed jump.
4342 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4343 if not optimizing for size.
4344 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4345 never do tail merging for blocks ending in a computed jump.
4346 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4348 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4350 Patch from Richard Sandiford <rsandifo@redhat.com>
4351 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4352 from inheriting a subreg equivalence with a non-spill register.
4354 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4356 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4358 * config/frv/frv.c (movcc_fp_destination_operand): New.
4359 (gpr_or_memory_operand): Fix typo in comment.
4360 (gpr_or_memory_operand_with_scratch): New.
4361 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4362 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4363 movcc_fp_destination_operand.
4364 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4365 Legitimize memory addresses using a scratch register.
4367 2005-01-31 Jeff Law <law@redhat.com>
4369 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4370 bitmap a sparse bitmap instead of a simple bitmap.
4371 (mark_def_sites_initialize_block): Corresponding changes.
4372 (ssa_mark_def_sites_initialize_block): Likewise.
4373 (ssa_mark_phi_uses): Likewise.
4374 (mark_def_site, ssa_mark_def_sites): Likewise.
4375 (mark_def_site_blocks): Likewise.
4376 (rewrite_ssa_into_ssa): Likewise.
4378 * tree-ssa-dom.c (record_cond): Pass correct variable type
4379 for last argument to htab_find_slot_with_hash.
4381 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4382 effects when optimizing 0 % X. Do not try to optimize X % 0.
4384 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4386 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4389 2005-02-01 Eric Christopher <echristo@redhat.com>
4391 * config/mips/mips.c (override_options): Warn if -mint64
4393 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4396 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4398 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4400 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4401 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4402 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4403 (cached_regno): Initialize to INVALID_REGNUM.
4404 (cse_reg_info_table_size,
4405 cse_reg_info_table_first_uninitialized,
4406 cse_reg_info_timestamp): New.
4407 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4409 (init_cse_reg_info, get_cse_reg_info_1): New.
4410 (get_cse_reg_info): Cache the last look-up.
4411 (new_basic_block): Update the code to clear mappings from
4412 registers to cse_reg_info entries.
4413 (cse_main): Call init_cse_reg_info.
4415 * cse.c (get_cse_reg_info): Update a comment.
4417 2005-01-31 Steven Bosscher <stevenb@suse.de>
4420 * c-decl.c (start_decl): Do not warn about arrays of elements with
4421 an incomplete type here.
4422 (grokdeclarator): Do it here by making a pedwarn an error.
4423 * c-typeck.c (push_init_level): If there were previous errors with
4424 the constructor type, do not warn about braces for initializers.
4425 (process_init_element): Likewise for excess initializer elements.
4427 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4429 * cse.c (delete_trivially_dead_insn): Don't iterate.
4431 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4433 * config/rs6000/rs6000.md (copysignsf3): New expand.
4434 (copysigndf3): Likewise.
4436 2005-01-31 Steven Bosscher <stevenb@suse.de>
4438 * recog.c (constrain_operands): Only look for earlyclobber operand
4439 conflicts if an '&' constraint was seen.
4441 2005-01-31 Marc Espie <espie@openbsd.org>
4443 * config.gcc: Don't include embedded systems fragment, switches default
4444 debugging format to ELF.
4445 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4446 longer pick it up there.
4448 2005-01-31 Dale Johannesen <dalej@apple.com>
4450 * doc/extend.texi (nested functions): Fix linkage description.
4451 Clarify that static is not allowed.
4453 2005-01-31 Dale Johannesen <dalej@apple.com>
4455 * config/rs6000/darwin.md (movsf_low_di): Make work.
4456 (movdf_low_di): Make work.
4458 2005-01-31 Dale Johannesen <dalej@apple.com>
4460 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4461 Make work for 64 bit.
4463 2005-01-31 Roger Sayle <roger@eyesopen.com>
4464 Dale Johannesen <dalej@apple.com>
4467 * fold-const.c (fold_binary_op_with_conditional_arg):
4468 Make types match original operands, before STRIP_NOPS.
4470 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4472 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4473 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4474 (struct gcc_sigcontext): Delete. Merge contents to..
4475 (struct gcc_ucontext): ..here.
4476 (get_sigcontext): Delete.
4477 (get_regs): New function, like get_sigcontext but return regs ptr.
4478 64-bit version finds regs from r1 to support vdso.
4479 (ppc_linux_aux_vector): New function.
4480 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4483 2005-01-31 Ira Rosen <irar@il.ibm.com>
4485 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4487 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4488 redundant fold. Fix misalignment for MINUS_EXPR.
4489 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4490 (vect_analyze_pointer_ref_access): Likewise.
4491 (vect_get_memtag_and_dr): Likewise.
4493 2005-01-31 Richard Henderson <rth@redhat.com>
4495 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4496 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4497 absnegdf2_i387, absnegxf2_i387): Likewise.
4499 2005-01-31 Richard Henderson <rth@redhat.com>
4502 * optabs.c (expand_copysign_absneg): New.
4503 (expand_copysign_bit): Split out from ...
4504 (expand_copysign): ... here. Use expand_copysign_absneg.
4506 2005-01-30 Roger Sayle <roger@eyesopen.com>
4509 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4510 constant as the second operand and a register as the third.
4512 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4515 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4516 that dllimport'd functions do not use all call-clobbered registers
4519 2005-01-30 Richard Henderson <rth@redhat.com>
4522 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4523 expand_abs_nojump and generalize. Use operand_subword and
4524 emit_no_conflict_block. Support large modes.
4525 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4527 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4528 negation to subtraction.
4529 (expand_copysign): Check that the format has signed zeros.
4530 Use operand_subword and emit_no_conflict_block. Support large modes.
4532 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4534 Fix PR tree-optimization/19624
4536 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4537 * tree-ssa-pre.c: Add cfgloop.h.
4539 (pre_stats): New member, constified.
4540 (inserted_exprs): New static variable.
4541 (NECESSARY): New macro.
4542 (create_expression_by_pieces): Fold the expression, and
4543 mark it as defaulting to not necessary. Also put in
4545 (fully_constant_expression): New function.
4546 (insert_into_preds_of_block): Modify to not insert phis when we
4547 are playing with induction variables.
4548 Push phis onto the inserted_exprs vector, and mark them as not
4549 necessary by default.
4550 (insert_aux): Call fully_constant_expression on eprime.
4551 If all edges produce the same value, mark it constant.
4552 (mark_operand_necessary): New function.
4553 (remove_dead_inserted_code): New function.
4554 (init_pre): Init loop optimizer to get loop info.
4555 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4556 (execute_pre): Commit edge inserts, then remove dead code.
4558 2005-01-30 Richard Henderson <rth@redhat.com>
4560 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4561 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4563 2005-01-30 Richard Henderson <rth@redhat.com>
4566 * config/i386/i386.c (ix86_expand_copysign): New.
4567 (ix86_split_copysign_const): New.
4568 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4569 rearrange op1/nmask operands.
4570 * config/i386/i386-protos.h: Update.
4571 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4572 (copysigndf3): Likewise.
4573 (copysignsf3_const, copysigndf3_const): New.
4574 (copysignsf3_var): Rename from copysignsf3, split out splitter
4575 and fix split predicate for X constraint.
4576 (copysigndf3_var): Similarly.
4578 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4580 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4581 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4582 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4584 2005-01-29 Richard Henderson <rth@redhat.com>
4587 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4588 of # and * in constraints.
4590 2005-01-29 Richard Henderson <rth@redhat.com>
4593 * expr.c (store_field): Don't strip sub-mode cast when the input
4594 data is even smaller.
4596 2005-01-29 Richard Henderson <rth@redhat.com>
4599 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4602 2005-01-29 Richard Henderson <rth@redhat.com>
4604 * combine.c (make_field_assignment): Fix argument order
4607 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4609 PR tree-optimization/15791
4610 * fold-const.c (extract_array_ref): New function.
4611 (fold): Fold comparisons between &a[i] and &a[j] or
4612 semantically equivalent trees.
4614 2005-01-29 Jeff Law <law@redhat.com>
4616 * gcse.c (insert_expr_in_table): Revamp handling of available
4617 and anticipatable occurrence lists to avoid unnecessary list
4619 (insert_set_in_table): Similarly.
4621 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4623 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4625 (c_build_qualified_type): Build qualified array types with
4626 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4627 * c-decl.c (c_make_fname_decl): Build unqualified array type
4628 before qualified type.
4629 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4630 type is qualified, not just if type itself is. Don't apply
4631 qualifiers to array type when declarator is processed. Apply
4632 qualifiers to field type whether or not it is an array type.
4633 Don't handle array types specially for applying qualifiers to
4635 * c-typeck.c (composite_type): Build unqualified element type and
4636 array type when forming composite of array types.
4637 (common_pointer_type, comptypes, comp_target_types,
4638 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4639 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4641 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4642 (args2) in variables a1 and a2.
4644 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4646 * cse.c (n_elements_made, max_elements_made): Remove.
4647 (insert): Don't touch n_elements_made.
4648 (cse_main): Don't touch n_elements_made or max_elements_made.
4650 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4653 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4654 configuration part of dp-bit.c to be lost.
4656 2005-01-28 Roger Sayle <roger@eyesopen.com>
4658 * expmed.c (expand_mult_highpart_optab): When attempting to use
4659 a non-widening multiplication in a wider mode, the operands need
4660 to be converted (zero or sign extended) to that mode.
4662 2005-01-28 Ian Lance Taylor <ian@airs.com>
4666 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4667 through if both operands fall through.
4669 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4671 * cse.c (fold_rtx) <PC>: Don't optimize.
4673 2005-01-28 Jeff Law <law@redhat.com>
4675 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4676 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4678 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4680 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4681 cse_reg_info_used_list_end): Remove.
4682 (cse_reg_info_list, cse_reg_info_list_free): New.
4683 (get_cse_reg_info): When allocating an instance of
4684 cse_reg_info, add it to the beginning of the cse_reg_info_list
4685 list. Remove code to maintain cse_reg_info_used_list.
4686 (new_basic_block): Reset the free list to the beginning of
4689 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4691 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4692 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4693 (frv_expand_mdpackh_builtin): New function.
4694 (frv_expand_builtin): Use it to expand __MDPACKH.
4695 * doc/extend.texi (__MDPACKH): Update documentation.
4697 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4699 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4700 SSE_FLOAT_MODE_P for use_sse computation.
4702 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4705 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4707 2005-01-27 Richard Henderson <rth@redhat.com>
4709 * builtins.c (expand_builtin_copysign): New.
4710 (expand_builtin): Call it.
4711 * genopinit.c (optabs): Add copysign_optab.
4712 * optabs.c (init_optabs): Initialize it.
4713 (expand_copysign): New.
4714 * optabs.h (OTI_copysign, copysign_optab): New.
4715 (expand_copysign): Declare.
4717 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4718 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4720 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4721 (ix86_expand_fp_absneg_operator): ... here.
4722 (ix86_split_copysign): New.
4723 * config/i386/i386-protos.h: Update.
4724 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4725 (copysignsf3, copysigndf3): New.
4727 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4728 (copysignsf3, ncopysignsf3): New.
4729 (copysigndf3, ncopysigndf3): New.
4730 (copysignxf3, ncopysignxf3): New.
4731 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4733 2005-01-27 Arend Bayer <arend.bayer@web.de>
4734 Kazu Hirata <kazu@cs.umass.edu>
4736 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4737 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4738 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4741 2005-01-27 Jeff Law <law@redhat.com>
4743 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4744 definitions of SSA_NAMEs which are not being rewritten.
4745 (rewrite_ssa_into_ssa): Only initialize the current definition
4746 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4747 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4748 SSA_NAMEs before returning.
4750 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4752 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4753 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4754 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4755 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4756 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4758 2005-01-27 Steven Bosscher <stevenb@suse.de>
4761 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4762 higher to -O2 and higher. Likewise for tree PRE.
4763 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4766 2005-01-27 Ian Lance Taylor <ian@airs.com>
4769 * gimple-low.c (try_catch_may_fallthru): New static function.
4770 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4771 * tree-inline.c (expand_call_inline): Don't warn about reaching
4772 the end of a non-void function being inlined if the function uses
4775 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4777 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4780 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4781 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4782 (implicitly_declare): Handle error_mark_node.
4784 2005-01-27 Richard Henderson <rth@redhat.com>
4787 * tree.h (struct tree_decl): Add debug_expr_is_from.
4788 (DECL_DEBUG_EXPR_IS_FROM): New.
4789 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4790 * dwarf2out.c (dwarf2out_var_location): Update to match.
4791 * tree-outof-ssa.c (create_temp): Likewise.
4792 * var-tracking.c (track_expr_p): Likewise.
4793 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4794 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4795 * toplev.c (default_tree_printer): Likewise.
4797 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4799 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4800 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4802 2005-01-27 Steven Bosscher <stevenb@suse.de>
4804 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4805 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4806 ASM_CLOBBERS): Add tree checks.
4808 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4809 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4810 * c-common.def (SWITCH_STMT): Update to match.
4811 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4812 macros instead of SWITCH_EXPR ones.
4813 * c-dump.c (c_dump_tree): Likewise.
4814 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4815 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4817 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4819 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4821 * unwind-dw2.c (execute_stack_op): Add missing cases for
4822 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4824 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4826 * config.gcc (Obsolete configurations): Remove 'dummy', add
4827 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4830 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4832 PR tree-optimization/19633
4833 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4835 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4836 are no call-clobbered variables.
4837 * tree-outof-ssa.c (check_replaceable): Return false for calls
4840 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4842 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4843 even for variables with NULL DECL_INITIAL.
4845 2005-01-26 Stuart Hastings <stuart@apple.com>
4847 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4849 2005-01-26 Richard Henderson <rth@redhat.com>
4852 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4854 * expr.c (store_field): Strip conversions to odd-bit-sized types
4855 if the destination field width matches.
4857 2005-01-26 Richard Henderson <rth@redhat.com>
4859 * c-decl.c, expmed.c, expr.c: Revert last change.
4861 2005-01-26 Richard Henderson <rth@redhat.com>
4864 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4866 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4867 if we don't need the bits above those present in the current mode.
4868 * expr.c (store_field): Strip conversions to odd-bit-sized types
4869 if the destination field width matches.
4871 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4873 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4874 either -ffast-math or -funsafe-math-optimizations is in use.
4876 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4880 * config/avr/avr.c (notice_update_cc): Only set condition code for
4881 ashrqi3 if shift count > 0.
4882 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4883 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4884 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4885 count <= 0 as a no-op, and shift count >= width by copying zero
4886 or sign bit to all bits of the result.
4887 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4888 count, with attribute "length" set to 0 and "cc" set to "none".
4890 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4892 * doc/invoke.texi: Document -mTLS.
4894 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4895 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4896 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4897 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4898 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4899 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4900 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4901 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4903 * configure.ac: Check for a TLS capable gas.
4905 * configure: Regenerate.
4907 2005-01-26 Richard Henderson <rth@redhat.com>
4910 * combine.c (make_field_assignment): Simplify store to zero_extract
4911 from a source with an overlapping mask.
4913 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4915 2004-11-11 Eric Christopher <echristo@redhat.com>
4917 * config/frv/frv.md: Add fr400_integer automaton. Don't
4918 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4921 2005-01-26 Steven Bosscher <stevenb@suse.de>
4924 * cfgbuild.c (make_edges): Do not clear or set
4925 current_function_has_computed_jump.
4926 * function.h (struct function): Remove the has_computed_jump field.
4927 (current_function_has_computed_jump): Do not define.
4928 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4929 in a computed jump. Ignore current_function_has_computed_jump.
4931 2005-01-26 Richard Henderson <rth@redhat.com>
4934 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4935 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4937 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4938 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4939 objects into static storage if they have more than one non-zero value.
4940 * tree.h (categorize_ctor_elements): Update decl.
4942 2005-01-26 Steven Bosscher <stevenb@suse.de>
4945 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4946 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4947 to this function from 2004-07-10.
4948 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4949 the current function for tail call optimizations if the address
4950 of one of it its arguments is taken.
4952 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4954 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4956 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4958 * function.c (expand_function_end): If current_function_calls_alloca,
4959 emit stack restore in a place that is reached when the function falls
4962 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4964 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4965 rule to avoid matching inappropriate suffix rule.
4967 2005-01-26 Jan Hubicka <jh@suse.cz>
4969 PR tree-optimization/19241
4970 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4972 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4974 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4975 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4977 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4978 <sim*>: Always use crt1.o, regardless of N in simN.
4979 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4980 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4981 (CRT_CALL_STATIC_FUNCTION): Remove.
4982 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4983 use crt1.o, regardless of N in simN.
4984 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4985 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4986 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4987 case isystem setting.
4988 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4990 2005-01-25 Ian Lance Taylor <ian@airs.com>
4992 * gimple-low.c (block_may_fallthru): Correct handling of
4993 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4995 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4997 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4998 handlers to match indentation; nested under the mtune=* handler.
4999 Similar for mcpu= and march=.
5001 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5003 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5004 * config/mips/linux64.h (LIB_SPEC): Likewise.
5005 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5006 * config/sh/linux.h (LIB_SPEC): Likewise.
5008 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5010 * config/frv/frv.c (frv_legitimize_tls_address): New.
5011 (TARGET_HAVE_TLS): Define.
5012 (FRV_SYMBOL_REF_TLS_P): Define.
5013 (frv_override_options): Handle new register classes.
5014 (frv_legitimate_address_p): Reject tls addresses.
5015 (frv_legitimize_address): Handle TLS addresses.
5016 (gen_inlined_tls_plt): New.
5018 (frv_legitimize_tls_address): New.
5019 (unspec_got_name): Add TLS entries.
5020 (got12_operand): Add R_FRV_TLSMOFF12 case.
5021 (frv_emit_move): Fixup TLS addresses.
5022 (frv_emit_movsi): Legitimize TLS addresses.
5024 * config/frv/frv.h (MASK_BIG_TLS): New.
5025 (TARGET_BIG_TLS): New.
5026 (HAVE_AS_TLS): Define.
5027 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5028 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5029 (REG_CLASS_NAMES): Same.
5030 (REG_CLASS_CONTENTS): Same.
5031 (CONSTRAINT_LEN): New.
5032 (REG_CLASS_FROM_CONSTRAINT): New.
5033 (PREDICATE_CODES): Add symbolic_operand.
5035 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5036 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5037 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5038 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5039 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5040 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5041 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5042 GR9_REG, GR14_REG, LRREG.
5043 (type): Add load_or_call attribute.
5044 ("load_or_call"): New reservation.
5045 ("call_gettlsoff"): New.
5046 ("tls_indirect_call"): New.
5047 ("tls_load_gottlsoff12"): New.
5048 ("tlsoff_hilo"): New.
5049 ("tls_tlsdesc_ldd"): New.
5050 ("tls_tlsoff_ld"): New.
5053 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5055 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5057 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5058 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5059 * config/frv/frv.c (TLS_BIAS): Define.
5060 (frv_output_dwarf_dtprel): New.
5062 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5064 PR rtl-optimization/19579
5065 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5066 both A and B, see if they don't clobber registers the other expr uses.
5068 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5070 * real.c (do_add): Initialize signalling and canonical members.
5072 * real.c (real_from_integer): Zero out destination.
5074 2005-01-18 Jan Hubicka <jh@suse.cz>
5076 PR tree-optimize/19337
5077 * tree-inline.c (initialize_inlined_parameters): Copy
5078 saved_static_chain_decl only.
5080 2005-01-25 Richard Henderson <rth@redhat.com>
5084 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5085 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5086 80387 enabled, to return a proper subclass. Return the subset that
5087 overlaps with GENERAL_REGS for PLUS.
5088 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5090 2005-01-25 Richard Henderson <rth@redhat.com>
5093 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5095 2005-01-25 Roger Sayle <roger@eyesopen.com>
5097 * expmed.c (choose_multiplier): Change interface to return the
5098 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5099 (expand_divmod): Update calls to choose_multiplier.
5101 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5104 * expmed.c (extract_bit_field): Use adjust_address instead of
5105 gen_lowpart when op0 is a MEM.
5107 2005-01-24 Steven Bosscher <stevenb@suse.de>
5109 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5111 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5113 * config/mips/irix-csr.c: New file.
5114 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5115 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5116 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5119 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5122 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5123 sparc/elf.h, add sparc/sp-elf.h.
5124 (sparc-*-rtems*): Likewise.
5125 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5126 tm-dwarf2.h, add sparc/sp-elf.h.
5127 (sparc86x-*-elf): Likewise.
5128 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5129 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5130 TARGET_OS_CPP_BUILTINS.
5131 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5132 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5134 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5135 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5136 (SWITCH_TAKES_ARG): Likewise.
5137 (LOCAL_LABEL_PREFIX): Likewise.
5138 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5139 (TARGET_N_FORMAT_TYPES): Delete.
5140 (TARGET_FORMAT_TYPES): Likewise.
5141 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5142 * config/sparc/elf.h: Delete.
5143 * config/sparc/sp-elf.h: New file.
5145 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5147 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5148 * tree-flow.h: Remove the corresponding prototype.
5149 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5150 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5152 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5155 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5156 for AIX ABI or ELF -fPIC.
5157 (rs6000_emit_load_toc_table): Don't create toc_section here.
5158 (rs6000_xcoff_file_start): Nor here.
5160 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5162 * sh.c (ra.h): Don't #include.
5163 (hard_regs_intersect_p): New function, resurrected from ra.c.
5165 * sh.c: Fix 1996 Copyright.
5167 2005-01-24 Richard Henderson <rth@redhat.com>
5168 Aldy Hernandez <aldyh@redhat.com>
5170 * regrename.c (note_sets): Handle subregs.
5172 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5175 * genconditions.c (write_header, write_conditions): Elide file if
5178 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5180 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5181 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5184 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5186 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5187 expand_builtin_printf, expand_builtin_fprintf,
5188 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5189 checking against POINTER_TYPE.
5190 (validate_arglist): Handle POINTER_TYPE code by checking
5193 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5195 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5197 (for_each_rtx): Call for_each_rtx_1.
5198 * rtl.h (init_rtlanal): Declare.
5199 * toplev.c (backend_init): Call init_rtlanal.
5201 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5203 * flow.c (propagate_one_insn): Formatting.
5206 * flow.c (libcall_dead_p): Be more conservative if unsure.
5207 If there are any instructions between insn and call, see if they are
5208 all dead before saying the libcall is dead.
5210 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5212 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5213 operand constraint for operand 0.
5215 2005-01-23 Richard Henderson <rth@redhat.com>
5218 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5219 edges leading to join block.
5221 2005-01-23 Roger Sayle <roger@eyesopen.com>
5223 * expmed.c (expand_mult_highpart): Make static. Change type of
5224 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5225 (expand_divmod): Updates calls to expand_mult_highpart by using
5226 gen_int_mode to pass a CONST_INT rtx.
5227 * rtl.h (expand_mult_highpart): Remove prototype.
5229 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5231 * flow.c (regset_bytes, regset_size): Remove.
5233 * cfganal.c: Fix a reference to Harvey's paper.
5235 2005-01-23 Steven Bosscher <stevenb@suse.de>
5237 PR rtl-optimization/19464
5238 * tree-optimize.c (init_tree_optimization_passes): Add one more
5239 copyrename pass just before out-of-ssa.
5241 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5244 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5245 * ggc-none.c (ggc_free): Define.
5247 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5249 * cse.c (max_reg, max_insn_uid): Remove.
5250 (cse_main): Don't access max_reg or max_insn_uid.
5252 * c-common.c (explicit_flag_signed_bitfields,
5253 lang_statement_code_p, lang_expand_function_end): Remove.
5254 * c-common.h: Remove the corresponding declarations.
5255 * c-opts.c (c_common_handle_option): Remove all write access
5256 to explicit_flag_signed_bitfields.
5258 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5259 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5260 * cgraph.h: Remove the corresponding declaration.
5262 * gcse.c (null_pointer_info): Remove.
5264 2005-01-23 Roger Sayle <roger@eyesopen.com>
5265 Eric Botcazou <ebotcazou@libertysurf.fr>
5267 * combine.c (simplify_logical): Only simplify logical expressions
5268 of the form ior(and(x,y),z) by the inverse distributive law if the
5269 result is cheaper than the original.
5271 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5273 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5274 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5275 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5276 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5277 config/freebsd-spec.h, config/arm/arm.h,
5278 config/h8300/h8300.md, config/i386/i386.md,
5279 config/i386/predicates.md, config/i386/sse.md,
5280 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5281 config/vax/vax.md: Fix comment typos. Follow spelling
5284 2005-01-23 Steven Bosscher <stevenb@suse.de>
5286 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5287 tests, instead of `less than'.
5289 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5291 * function.c (assign_parm_setup_block): When creating a new stack slot
5292 for a parameter, get its alignment from the parameter's DECL_ALIGN
5293 rather than the type's TYPE_ALIGN. Make sure that the parameter
5294 is at least word aligned.
5296 2005-01-22 Roger Sayle <roger@eyesopen.com>
5299 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5301 2005-01-22 Richard Henderson <rth@redhat.com>
5304 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5305 in both compare operands.
5306 (movdfcc_1_sse_max): Likewise.
5307 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5308 (movdfcc_1_sse): Likewise.
5309 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5310 scratch register as needed.
5312 2005-01-22 Richard Henderson <rth@redhat.com>
5314 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5316 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5318 2005-01-22 Richard Henderson <rth@redhat.com>
5320 * genopinit.c (optabs): Use smin/smax for floating point too.
5321 * doc/md.texi: Update to match. Clarify that floating point
5322 results are undefined for +0/-0 and NaN.
5323 * doc/rtl.texi: Likewise.
5324 * rtl.def (SMIN, SMAX): Likewise
5325 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5327 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5328 leading 's' to the name.
5329 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5330 smaxxf3, sminxf3): Likewise.
5331 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5334 2005-01-22 Paul Brook <paul@codesourcery.com>
5336 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5338 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5340 * config/s390/s390.c (struct processor_costs): New fields
5341 dlgr, dlr, dr, dsgfr, dsgr.
5342 (z900_cost, z990_cost): Values for new fields.
5343 (s390_rtx_costs): New cases MEM und COMPARE in switch
5344 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5345 DIV, MOD, UDIV, UMOD.
5347 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5349 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5350 into the register being decremented.
5351 ("doloop_si31", "doloop_di"): Likewise.
5352 ("*doloop_si_long"): Adapt pattern.
5354 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5356 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5358 (CLASS_MAX_NREGS): Likewise.
5360 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5362 * doc/tree-ssa.texi (Statement Operands): Add example for new
5363 must-def macro. Note deprecation of old operands interface.
5365 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5367 PR tree-optimization/19484
5368 * tree-cfg.c (remove_fallthru_edge): New function.
5369 (cleanup_control_flow): Remove fallthru edges from calls that are
5370 now known not to return.
5372 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5374 Fix PR tree-optimization/19038
5375 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5376 copies with loop variant ones.
5378 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5380 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5381 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5382 config/alpha/alpha.md, config/alpha/predicates.md,
5383 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5384 config/sparc/sol2.h: Update copyright.
5386 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5387 first label to see if it is a nonlocal label.
5389 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5390 Andrew Pinski <pinskia@physics.uc.edu>
5393 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5394 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5396 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5398 * config/rs6000/rtems.h: Update copyright.
5400 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5403 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5404 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5405 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5407 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5410 * c-typeck.c (convert_arguments): Check for error_mark_node.
5412 2005-01-21 Ian Lance Taylor <ian@airs.com>
5414 PR tree-optimization/13000
5415 * tree-inline.c: Include "tree-flow.h".
5416 (expand_call_inline): If warn_return_type, warn if non-void inline
5417 function falls through.
5418 * tree-cfg.c (execute_warn_function_return): Don't warn about
5419 control reaching end if TREE_NO_WARNING is set. Set
5421 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5423 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5424 branch if we don't need one.
5425 * c-typeck.c: Include "tree-flow.h"
5426 (c_finish_bc_stmt): Don't add a goto if the current statement
5427 list doesn't fall through to the current point.
5429 2005-01-21 Roger Sayle <roger@eyesopen.com>
5431 PR rtl-optimization/576
5432 * real.c (real_arithmetic): Change return type from void to bool
5433 to return an indication that the result may be inexact.
5434 * real.h (real_arithmeric): Update prototype.
5435 * fold-const.c (const_binop): Don't constant fold floating
5436 point expressions when the user specifies -frounding-math and
5437 the result may depend upon the run-time rounding mode.
5438 (fold_convert_const_real_from_real): Clean-up.
5439 (fold_initializer): Ignore flag_rounding_math for initializers.
5440 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5441 constant fold FP operations with flag_rounding_math if the
5442 result may depend upon the run-time rounding mode.
5444 2005-01-21 Tom Tromey <tromey@redhat.com>
5446 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5448 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5450 * tree-cfg.c: Fix comment typos.
5452 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5454 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5455 around the call to rest_of_handle_branch_target_load_optimize.
5457 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5459 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5460 (sparc64-*-openbsd*): Likewise.
5461 (sparclite-*-elf*): Include tm-dwarf2.h.
5462 (sparc86x-*-elf*): Likewise.
5463 (sparc64-*-elf*): Likewise.
5464 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5465 (DBX_DEBUGGING_INFO): Likewise.
5466 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5467 (PREFERRED_DEBUGGING_TYPE): Likewise.
5468 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5469 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5470 (PREFERRED_DEBUGGING_TYPE): Likewise.
5471 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5472 (PREFERRED_DEBUGGING_TYPE): Likewise.
5473 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5475 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5478 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5480 2005-01-20 Paul Brook <paul@codesourcery.com>
5482 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5484 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5486 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5487 label is first in a sequence of labels.
5489 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5491 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5492 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5494 * doc/sourcebuild.texi (Test Directives): New.
5496 2005-01-20 Roger Sayle <roger@eyesopen.com>
5498 * real.c (real_floor): Don't leave the result uninitialized when
5499 mode is VOIDMode, but return the unrounded intermediate value.
5500 (real_ceil): Likewise.
5502 2005-01-20 Paul Brook <paul@codesourcery.com>
5504 * config/arm/arm.md (insv): Use gen_int_mode.
5506 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5508 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5509 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5510 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5511 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5512 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5514 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5517 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5518 fbreg, so we have to assume we can't.
5519 (loc_descriptor_from_tree_1): Ditto.
5520 (containing_function_has_frame_base): New function.
5521 (add_location_or_const_value_attribute): Use it.
5522 Also try to generate a frame_base from a single element location
5525 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5527 PR tree-optimization/15349
5528 * timevar.def (TV_TREE_MERGE_PHI): New.
5529 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5531 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5532 calls to tree_forwarder_block_p.
5533 (remove_forwarder_block_with_phi, merge_phi_nodes,
5534 gate_merge_phi, pass_merge_phi): New.
5535 * tree-optimize.c (init_tree_optimization_passes): Add
5537 * tree-pass.h: Add an extern for pass_merge_phi;
5539 2005-01-20 Richard Henderson <rth@redhat.com>
5542 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5543 (_mm_castps_pd, _mm_castps_si128): New.
5544 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5546 2005-01-20 Richard Henderson <rth@redhat.com>
5549 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5550 __builtin_ia32_vec_init_v2si.
5551 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5552 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5553 (ix86_init_mmx_sse_builtins): Create it.
5554 (ix86_expand_builtin): Expand it.
5555 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5556 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5557 (vec_extractv2si_0, vec_extractv2si_1): New.
5559 2005-01-20 Richard Henderson <rth@redhat.com>
5562 * config/i386/i386.c (ix86_expand_push): New.
5563 * config/i386/mmx.md (push<MMXMODE>1): New.
5564 * config/i386/sse.md (push<SSEMODE>1): New.
5565 * config/i386/i386-protos.h: Update.
5567 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5569 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5572 2005-01-20 Richard Henderson <rth@redhat.com>
5574 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5575 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5577 2005-01-19 Richard Henderson <rth@redhat.com>
5580 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5581 to V4SFmode in SSE1 fallback load path.
5583 2005-01-19 Richard Henderson <rth@redhat.com>
5585 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5586 in QImode expansion to ix86_expand_vector_set.
5587 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5589 2005-01-19 Richard Henderson <rth@redhat.com>
5592 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5593 subclass of the input class.
5594 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5595 Always true for cross-SSE1 classes. Rationalize conditionals.
5596 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5597 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5598 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5599 (movdi_2): Add MMX/SSE zeros.
5600 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5601 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5602 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5603 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5604 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5605 (zero_extendsidi2_rex64_1): Remove.
5606 (MOV0 peephole): Check GENERAL_REG_P.
5608 2005-01-19 Richard Henderson <rth@redhat.com>
5611 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5613 (ix86_expand_vector_extract): Likewise.
5615 2005-01-19 Richard Henderson <rth@redhat.com>
5618 * expr.c (emit_move_change_mode): New argument force; use
5619 simplify_gen_subreg if true.
5620 (emit_move_via_alt_mode): Merge into ...
5621 (emit_move_via_integer): ... here.
5622 (emit_move_ccmode): Use emit_move_change_mode directly.
5624 2005-01-19 Richard Henderson <rth@redhat.com>
5627 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5628 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5629 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5631 (alpha_emit_set_const): Likewise. Make static.
5632 (alpha_emit_set_long_const): Make static.
5633 (alpha_extract_integer): Split out from alpha_expand_mov.
5634 (alpha_split_const_mov): Likewise.
5635 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5636 (alpha_legitimate_constant_p): New.
5637 * config/alpha/alpha-protos.h: Update.
5638 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5639 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5640 * config/alpha/alpha.md (movsi): Add n alternative.
5641 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5642 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5643 (splitters for all of the above): Use alpha_split_const_mov.
5644 * config/alpha/predicates.md (non_add_const_operand): New.
5645 (non_zero_const_operand): New.
5646 (input_operand): Use alpha_legitimate_constant_p after reload.
5648 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5650 PR tree-optimization/19038
5651 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5652 (add_candidate): Add ivs with increment in latch only if
5653 allow_ip_end_pos_p is true.
5654 (determine_iv_cost): Use empty_block_p.
5656 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5658 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5659 (compute_dominance_frontiers): Ditto.
5661 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5664 * config/sh/t-rtems: New.
5665 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5667 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5669 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5670 the offset of the selected field.
5672 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5674 * tree-cfg.c (remove_forwarder_block): Fix the check to
5675 prevent a nonlocal label from appearing in the middle of a
5678 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5680 PR rtl-optimization/19462
5681 * reorg.c (find_end_label): Create return insn only if
5682 current_function_epilogue_delay_list is empty.
5684 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5686 * doc/passes.texi: Remove paragraph mentioning new-ra.
5688 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5690 PR rtl-optimization/15139
5691 * combine.c: Include params.h.
5692 (count_rtxs): New function.
5693 (record_value_for_reg): If replace_rtx would replace at least
5694 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5695 (clobber (const_int 0)) instead of TEM.
5696 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5697 * params.h (MAX_LAST_VALUE_RTL): New.
5698 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5699 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5702 * c-typeck.c (digest_init): Only call build_vector if all constructor
5703 elements are *_CST nodes.
5704 * gimplify.c (gimplify_init_constructor): Likewise.
5707 * c-typeck.c (digest_init): Only call build_vector if inside_init
5710 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5712 * toplev.c (init_asm_output): Remove dead #ifdef.
5714 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5716 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5718 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5720 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5721 accessing DECL_FUNCTION_CODE.
5722 * dojump.c (do_jump): Likewise.
5723 * gimplify.c (gimplify_call_expr): Likewise.
5724 * predict.c (expr_expected_value): Likewise.
5725 (strip_builtin_expect): Likewise.
5726 * tree-inline.c (estimate_num_insns_1): Likewise.
5727 * tree-ssa-loop-im.c (stmt_cost): Likewise
5728 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5729 (tree_expr_nonnegative_p): Likewise.
5731 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5733 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5734 variant of the load_pcrel_sym pattern.
5735 * config/sparc/sparc.md (P macro): Move to the top.
5736 (load_pcrel_sym): Macroize using P.
5737 (save_register_window): Likewise.
5739 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5741 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5744 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5747 * c-typeck.c (build_asm_expr): Strip nops off
5748 input memory operands.
5750 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5752 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5753 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5754 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5755 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5757 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5760 * config/i386/i386.c (override_options): If the 80387 is disabled,
5761 then do not return FP values using FP registers.
5763 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5765 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5766 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5767 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5768 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5769 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5770 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5771 output.h, postreload-gcse.c, postreload.c, recog.c,
5772 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5773 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5774 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5775 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5776 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5777 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5778 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5779 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5781 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5782 config/alpha/alpha.c, config/arm/vfp.md,
5783 config/i386/emmintrin.h, config/i386/i386-modes.def,
5784 config/i386/i386-protos.h, config/i386/i386.h,
5785 config/i386/pmmintrin.h, config/i386/ppro.md,
5786 config/i386/predicates.md, config/i386/xmmintrin.h,
5787 config/i860/i860.c, config/ia64/ia64-modes.def,
5788 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5789 config/ia64/ia64.md, config/ia64/itanium1.md,
5790 config/ia64/itanium2.md, config/ia64/predicates.md,
5791 config/iq2000/iq2000.h, config/mips/linux64.h,
5792 config/rs6000/aix41.h, config/rs6000/aix43.h,
5793 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5794 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5795 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5796 config/sparc/linux64.h, config/sparc/litecoff.h,
5797 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5798 config/sparc/sparc.h, config/sparc/sparc.md,
5799 config/sparc/sysv4-only.h: Update copyright.
5801 2005-01-18 Richard Henderson <rth@redhat.com>
5804 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5806 2005-01-18 Marc Espie <espie@openbsd.org>
5807 * config/i386/openbsdelf.h: Typo.
5809 2005-01-18 Richard Henderson <rth@redhat.com>
5811 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5812 special case for sse.
5813 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5815 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5817 * tree-inline.c (estimate_num_insns_1): Added cases for
5818 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5820 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5822 PR rtl-optimization/19296
5823 * combine.c (simplify_comparison): Rewrite the condition under
5824 which a non-paradoxical SUBREG of a PLUS can be lifted when
5825 compared against a constant.
5827 2005-01-18 Andi Kleen <ak@muc.de>
5829 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5830 * c.opt (-Wpointer-sign): Add.
5831 * doc/invoke.texi: (-Wpointer-sign): Add.
5833 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5835 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5836 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5837 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5838 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5839 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5840 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5841 for TARGET_MIX_SSE_I387.
5842 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5843 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5844 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5845 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5846 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5847 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5848 TARGET_MIX_SSE_I387.
5849 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5852 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5855 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5856 Add movaps alternative for xmm reg->reg move.
5858 2005-01-17 Jeff Law <law@redhat.com>
5860 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5861 at the end of the main DOM loop rather than just before DOM exits.
5863 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5865 PR tree-optimization/19121
5866 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5867 adding aliases to a name tag, also add them to the pointer's
5869 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5870 sensitive alias info at all. Only check that the two pointers
5871 have compatible pointed-to sets.
5872 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5873 a pointer's type tag is a superset of the alias set of the
5876 2005-01-17 James E Wilson <wilson@specifixinc.com>
5879 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5880 comment to document why.
5882 2005-01-17 Richard Henderson <rth@redhat.com>
5884 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5885 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5886 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5887 sse2_vmsminv2df3_finite): New.
5888 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5889 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5890 Force op1 into register.
5892 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5894 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5895 bubblestrap from always rebuilding build directory.
5897 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5899 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5900 ("*cmpmem_short"): Likewise.
5902 2005-01-17 Steven Bosscher <stevenb@suse.de>
5904 * basic-block.h: Document BB_* flags.
5905 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5906 use an sbitmap instead.
5907 * sched-rgn.c (compute_trg_info): Likewise.
5909 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5911 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5912 redundant target_cpu_default and extra_parts lines. Use the default
5914 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5915 (SUBTARGET_EXTRA_SPECS): Delete.
5916 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5917 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5918 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5919 and "n32" for -mabi=n32.
5921 2005-01-17 Ian Lance Taylor <ian@airs.com>
5924 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5925 fold constant variables into initial values.
5927 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5929 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5931 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5932 through the statements backward.
5934 2005-01-17 Ian Lance Taylor <ian@airs.com>
5936 PR middle-end/13127:
5937 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5938 a variable set to the return value of the inlined function.
5940 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5942 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5943 when modes are tieable.
5945 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5947 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5948 of pthread_create to find out if threads are enabled.
5949 * gthr-posix95.h (__gthread_active_p): Likewise.
5951 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5953 * common.opt (-fnew-ra): Remove.
5955 * toplev.h (flag_new_regalloc): Remove.
5956 * Makefile.in (ra*.*): Don't mention.
5957 * passes.c (rest_of_handle_new_regalloc): Remove.
5958 (rest_of_handle_combine, rest_of_compilation): Always consider
5959 flag_new_regalloc as false.
5960 * doc/invoke.texi: Don't document -fnew-ra.
5962 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5964 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5965 last parameter to reg_scan.
5966 * loop.c (loop_optimize): Likewise.
5967 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5968 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5969 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5970 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5971 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5972 * regclass.c (reg_scan): Likewise, for the declaration.
5973 * rtl.h (reg_scan): Likewise, for the prototype.
5975 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5977 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5978 mark_dfs_back_edges.
5980 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5982 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5983 (compute_avail): Uses don't go in tmp_gen.
5985 2005-01-16 Steven Bosscher <stevenb@suse.de>
5987 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5988 loop to look for a free slot in a page entry.
5990 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5993 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5994 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5995 just before targetm.asm_out.file_end.
5996 * tree.h (process_pending_assemble_output_defs): Declare.
5997 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5999 (assemble_alias): Defer generation of assembly code for defines when
6000 TARGET_DEFERRED_OUTPUT_DEFS is true.
6001 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6002 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6003 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6005 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6008 * pa.c (pa_scalar_mode_supported_p): New function.
6009 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6010 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6012 * pa-protos.h (prefetch_operand): Delete.
6013 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6014 * pa.c (prefetch_operand): Delete.
6015 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6016 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6017 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6018 and prefetch_nocc_operand.
6019 * pa.md (prefetch): Rework to avoid reload problems handling short
6020 displacements when a cache control completer needs to be provided.
6021 (prefetch_32, prefetch_64): Delete.
6022 (prefetch_cc, prefetch_nocc): New patterns.
6024 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6026 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6028 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6031 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6032 exceeds maximum alignment for global common data.
6033 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6034 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6036 2004-01-15 Roger Sayle <roger@eyesopen.com>
6038 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6040 2004-01-15 Roger Sayle <roger@eyesopen.com>
6042 * harg-reg-set.h (reg_class_names): Prototype global array.
6043 * regclass.c (reg_class_names): Declare here and initialize to
6045 (dump_regclass): Remove local declaration of reg_class_names.
6046 (regclass): Likewise.
6047 * cfg.c (dump_flow_info): Likewise.
6048 * ra-debug.c (reg_class_names): Likewise.
6049 * regrename.c (reg_class_names): Likewise.
6050 * reload.c (reg_class_names): Likewise.
6051 * reload1.c (spill_failure): Likewise.
6052 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6054 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6056 * config/s390/s390.md ("reload_outti"): Remove predicate for
6057 output operand. Abort if operand is not a MEM.
6058 ("reload_outdi", "reload_outdf"): Likewise.
6060 2005-01-15 Marc Espie <espie@openbsd.org>
6062 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6063 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6064 * config/openbsd.h: Fix C++ includes for native configurations.
6065 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6066 Add trampoline support.
6067 * config/i386/openbsdelf.h: New.
6069 2005-01-15 Marc Espie <espie@openbsd.org>
6071 * collect2.c (main): Explicitly parse -dynamic-linker option.
6073 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6075 PR tree-optimization/19060
6076 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6077 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6078 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6079 and handle extract_range_from_cond returning false.
6080 * fold-const.c (fold): Optimize comparisons with min/max even for
6081 width > HOST_BITS_PER_WIDE_INT.
6083 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6085 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6086 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6087 Remove little endian multilib variants.
6088 Add mips32 multilib variant.
6090 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6092 * explow.c (copy_all_reg, stabilize): Remove.
6093 * expr.h: Remove the corresponding prototypes.
6095 * rtlanal.c (regs_set_between_p): Remove.
6096 * rtl.h: Remove the corresponding prototype.
6098 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6100 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6101 to rs6000_nonimmediate_operand.
6102 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6103 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6104 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6105 rs6000_nonimmediate_operand.
6106 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6107 rs6000_nonimmediate_operand.
6109 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6111 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6113 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6115 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6117 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6118 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6120 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6121 (rs6k_nonimmediate_operand): New.
6122 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6124 (legitimate_lo_sum_address_p): Same.
6125 (rs6000_legitimize_address): Same.
6126 (rs6000_legitimize_reload_address): Same.
6127 (rs6000_legitimate_address): Same.
6128 (spe_build_register_parallel): Pass DF and DC modes in a DI
6131 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6132 to rs6k_nonimmediate_operand.
6134 * config/rs6000/spe.md ("*frob_df_di"): New.
6135 ("*frob_di_df"): New.
6136 ("*frob_di_df_2"): New.
6137 ("*mov_sidf_e500_subreg0"): New.
6138 ("*mov_sidf_e500_subreg4"): New.
6139 ("*movdf_e500_double"): Change predicate to
6140 rs6k_nonimmediate_operand.
6142 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6144 * postreload.c (move2add_note_store): Only call
6145 trunc_int_for_mode on scalar integers.
6147 2005-01-14 Steven Bosscher <stevenb@suse.de>
6149 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6150 replace BB_VISITED uses.
6151 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6152 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6153 (tree_dce_done): Free visited_control_parents.
6154 (perform_tree_ssa_dce): Allocate and clear it.
6155 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6156 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6157 instead of BB_VISITED.
6159 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6161 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6162 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6163 Remove unused prototypes.
6165 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6167 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6168 64-bit register usage.
6169 (spe_func_has_64bit_regs_p): Add FIXME note.
6171 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6173 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6174 flag_finite_math_only with flag_unsafe_math_optimizations.
6176 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6178 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6180 (__tpf_eh_return): Copy TPF private stack area from the module
6181 boundary stack frame. Add check for when module addresses are
6182 equal, but no stub address is found.
6184 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6187 * arm.h (struct machine_function): Add call_via field.
6188 (thumb_call_via_label): Declare.
6189 * arm.c (thumb_call_via_label): New variable.
6190 (thumb_call_reg_needed): New variable.
6191 (arm_output_function_epilogue): For Thumb code, output any per-function
6192 call-indirect trampolines.
6193 (thumb_call_via_reg): New function.
6194 (arm_file_end): New function.
6195 (TARGET_ASM_FILE_END): Call arm_file_end.
6196 (aof_file_end): Likewise.
6197 * arm-protos.h (thumb_call_via_reg): Declare.
6198 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6199 thumb_call_via_reg in normal case.
6201 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6204 PR rtl-optimization/19348
6205 * recog.c (peephole2_optimize): Do global life update if some peephole
6206 decides it doesn't need at least one of its inputs and that change
6207 influences liveness at the start of the basic block.
6209 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6210 arguments instead of 1.
6212 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6215 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6216 zero for nested functions needing a static chain or functions
6217 with a non-constant address.
6219 2005-01-13 Roger Sayle <roger@eyesopen.com>
6221 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6222 (and (sign_extend X) C) into (zero_extend (and X C)).
6224 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6226 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6228 2005-01-13 Richard Henderson <rth@redhat.com>
6233 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6234 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6235 not just TARGET_SSE.
6236 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6237 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6238 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6239 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6240 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6241 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6242 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6243 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6244 (movdicc_c_rex64): Rename with '*'.
6245 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6246 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6247 (movsfcc_1_387): Rename from movsfcc_1.
6248 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6249 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6250 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6251 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6252 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6253 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6254 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6255 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6256 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6257 sse_movdfcc_const0_4): Remove.
6258 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6259 recognize min/max early. Update for changed sse cmove patterns.
6260 (ix86_split_sse_movcc): New.
6261 * config/i386/i386-protos.h: Update.
6263 2005-01-13 Steven Bosscher <stevenb@suse.de>
6265 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6266 (fix_stmt_v_may_defs): Likewise.
6268 2005-01-13 Richard Henderson <rth@redhat.com>
6270 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6271 for converting the mask.
6273 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6275 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6278 2005-01-13 Richard Henderson <rth@redhat.com>
6280 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6281 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6282 IX86_BUILTIN_MOVDQ2Q): Remove.
6283 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6284 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6285 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6287 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6288 (sse2_pextrw): Fix immediate constraint.
6289 (sse2_loadq, sse2_loadq_rex64): Remove.
6290 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6291 Use __builtin_ia32_vec_ext_<size>.
6292 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6294 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6296 * function.c (assign_parm_setup_block): Look inside original
6297 entry_parm when inspecting PARALLEL.
6299 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6300 Joel Sherrill <joel@oarcorp.com>
6303 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6304 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6305 rtems_gxx_recursive_mutex_init.
6306 (__gthread_recursive_mutex_lock): New function.
6307 (__gthread_recursive_mutex_trylock): Likewise.
6308 (__gthread_recursive_mutex_unlock): Likewise.
6310 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6312 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6314 2005-01-13 Jan Beulich <jbeulich@novell.com>
6316 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6317 (ashrti3_internal): Indicate output is early clobber. Generate result
6318 into output rather than first input. Use move for low word of output
6319 if shift count is exactly 64.
6320 (lshrti3_internal): Likewise.
6322 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6326 * reload1.c (delete_output_reload): Don't delete an output reload
6327 if the pseudo lives longer than a single basic block. Adjust and
6328 improve wording of comment.
6330 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6333 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6334 of TYPE_SIZE where we mean the number of bytes.
6336 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6338 * function.c (assign_parm_setup_block): Relax condition on
6339 multi-register optimization.
6341 2005-01-12 Nick Clifton <nickc@redhat.com>
6343 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6344 an "in_delay_slot" attribute of "no" to prevent them being used in
6345 delay slots. This is forbidden because they might generate
6348 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6351 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6354 2005-01-12 Nick Clifton <nickc@redhat.com>
6356 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6357 passed on to GAS) but do not define, as GAS no longer supports or
6358 needs the -m2000 option.
6360 2005-01-11 Roger Sayle <roger@eyesopen.com>
6362 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6363 type as args of unprototyped builtins aren't automatically promoted.
6364 (fold_builtin_abs): Likewise.
6366 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6368 * Makefile.in: Set a `build-warn' variable.
6370 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6372 PR tree-optimization/17949
6373 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6374 (find_interesting_uses_address): Use it.
6376 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6378 * regrename.c (kill_value): Handle subreg's that won't simplify.
6380 2005-01-11 Richard Henderson <rth@redhat.com>
6383 * config/i386/i386.h (enum ix86_builtins): Move ...
6384 * config/i386/i386.c: ... here.
6385 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6386 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6387 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6388 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6389 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6390 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6391 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6392 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6393 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6394 IX86_BUILTIN_LOADDDUP): Remove.
6395 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6396 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6397 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6398 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6399 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6400 (ix86_init_builtins): Make static.
6401 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6402 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6403 if all the modes match. Otherwise, fake it.
6404 (get_element_number, ix86_expand_vec_init_builtin,
6405 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6406 (ix86_expand_builtin): Make static. Update for changed builtins.
6407 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6408 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6409 (ix86_expand_vector_init_duplicate): New.
6410 (ix86_expand_vector_init_low_nonzero): New.
6411 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6412 Split out from ix86_expand_vector_init; handle integer modes.
6413 (ix86_expand_vector_init): Use them.
6414 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6415 * config/i386/i386-protos.h: Update.
6416 * config/i386/predicates.md (reg_or_0_operand): New.
6417 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6418 (movv2sf_internal): Likewise. And a splitter to match them all.
6419 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6420 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6421 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6422 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6423 (mmx_pinsrw): Fix operand ordering.
6424 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6425 rather than sse_loadss expander.
6426 (movv2df splitter): Similarly.
6427 (sse_loadss, sse_loadlss): Remove.
6428 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6429 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6430 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6431 (sse3_movddup): Rename with '*'.
6432 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6433 (sse2_loadsd): Remove.
6434 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6435 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6436 (sse2_pinsrw): Fix argument ordering.
6437 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6438 (sse2_stored): Remove 'r' destination.
6439 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6440 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6441 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6442 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6443 vec_extractv16qi, vec_initv16qi): New.
6445 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6446 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6447 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6449 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6450 (_mm_load_si128, _mm_store_si128): Likewise.
6451 (_mm_load1_pd): Use _mm_set1_pd.
6452 (_mm_load_sd): Use _mm_set_sd.
6453 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6454 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6455 (_mm_set_epi64): Use _mm_set_epi64x.
6456 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6457 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6458 _mm_setr_epi8): Use _mm_set_foo form.
6459 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6460 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6461 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6462 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6463 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6464 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6465 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6466 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6467 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6468 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6469 (_mm_movedup_pd): Use _mm_shuffle_pd.
6470 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6471 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6472 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6473 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6475 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6476 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6477 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6478 (_mm_store_ps): Use raw dereference.
6479 (_mm_store1_ps): Use _mm_storeu_ps.
6480 (_mm_storer_ps): Use _mm_store_ps.
6481 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6482 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6484 2005-01-11 Stan Shebs <shebs@apple.com>
6486 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6487 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6489 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6492 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6493 Skip all DECLs except for FIELD_DECLs.
6495 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6497 * config/s390/s390.c (override_options): Return error if
6498 -mbackchain, -mpacked-stack and -mhard-float are used together.
6499 (s390_va_start): Remove the backchain && packed-stack special case.
6500 (s390_gimplify_va_arg): Likewise.
6501 * doc/invoke.texi: Remove the ABI incompatibility note.
6503 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6505 * config/s390/s390.c (struct s390_frame_layout): Remove
6507 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6508 save_backchain_p with TARGET_BACKCHAIN.
6510 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6513 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6514 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6515 * function.c (locate_and_pad_parm): Set new field.
6516 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6517 Tweak where_pad test to include "none". Always set mem align for
6519 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6520 not sufficient for type.
6521 (assign_parm_setup_block): If stack_parm is zero on entry, always
6522 make a new stack local. Block move old stack parm if necessary
6523 to new aligned stack local.
6524 (assign_parm_setup_stack): Use a block move to handle
6525 potentially misaligned entry_parm.
6526 (assign_parms_unsplit_complex): Specify required alignment when
6527 creating stack local.
6528 * calls.c (compute_argument_addresses): Override alignment of stack
6529 arg calculated from its type with the alignment given by
6530 FUNCTION_ARG_BOUNDARY.
6531 (store_one_arg): Likewise.
6533 2005-01-11 Jan Beulich <jbeulich@novell.com>
6535 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6536 Change respective itanium_class attribute to ialu.
6537 (shladdp4_internal): New.
6538 * config/ia64/predicates.md (shladd_log2_operand): New.
6540 2005-01-11 Richard Henderson <rth@redhat.com>
6542 * expr.c (store_constructor): Use rtvec_alloc instead of
6543 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6545 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6547 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6549 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6551 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6552 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6553 (TARGET_RWRELOC): Define.
6554 (ia64_rwreloc_section_type_flags): Delete.
6555 (ia64_section_type_flags): New function.
6556 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6557 (TARGET_RWRELOC): Define.
6559 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6562 * config/ia64/ia64.c (process_set): For alloc insn, only call
6563 process_epilogue is !frame_pointer_needed.
6565 2005-01-10 Roger Sayle <roger@eyesopen.com>
6568 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6569 unary operator and can't be treated as a binary/comparison operator.
6571 2005-01-10 Richard Henderson <rth@redhat.com>
6573 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6574 (ix86_return_in_memory): Likewise.
6575 (function_arg_advance): Likewise. Mirror structure in function_arg
6576 for choosing register to advance.
6578 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6580 * tree-vectorizer.c, tree.def: Fix comment typos.
6582 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6584 * config/s390/s390.c (struct processor_costs): 4 new fields:
6585 ddbr, ddr, debr, der.
6586 (s390_rtx_costs): More precise handling of divide instructions.
6588 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6590 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6592 2005-01-10 Jan Beulich <jbeulich@novell.com>
6594 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6595 names resulting from -ffunction-sections/-fdata-sections and linkonce
6597 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6598 based on the section name. Rearrange the section name comparison logic
6599 slightly so that each section name is compared against at most once.
6601 2005-01-10 Ben Elliston <bje@au.ibm.com>
6603 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6604 targets for which -fPIC reduces limitations on the GOT size.
6606 2005-01-09 Falk Hueffner <falk@debian.org>
6608 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6611 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6614 * collect2.c (main): Set aixrtl_flag for -brtl option.
6615 (resolve_lib_name): Search for .so file extension before .a
6618 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6620 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6621 (vect_analyze_data_refs_alignment): Add dump prints.
6623 2005-01-09 Ira Rosen <irar@il.ibm.com>
6625 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6626 expr_invariant_in_loop_p.
6627 Initialize outputs first thing in the function.
6628 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6629 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6630 (vect_analyze_pointer_ref_access): Check that the initial condition of
6631 the access function is loop invariant.
6633 2005-01-09 Richard Henderson <rth@redhat.com>
6635 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6636 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6637 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6638 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6639 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6640 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6641 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6642 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6643 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6644 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6645 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6646 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6647 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6648 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6649 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6650 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6651 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6652 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6653 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6654 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6655 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6656 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6657 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6659 (mmx_clrdi, pavgusb): Remove.
6660 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6661 with leading sse_ prefix.
6662 * config/i386/sse.md: Receive them.
6663 * config/i386/mmx.md: New file.
6664 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6665 (subrv2sf3): Turn into expander for normal subtraction.
6666 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6667 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6668 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6669 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6670 commutative; use ix86_binary_operator_ok.
6671 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6672 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6673 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6674 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6675 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6676 Macroize from existing patterns; use ix86_binary_operator_ok.
6677 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6678 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6679 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6680 with vec_select+vec_concat.
6681 (mmx_pshufw, mmx_pshufw_1): Likewise.
6682 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6683 (mmx_uavgv4hi3): Model correctly.
6684 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6685 _mm_xor_si64): Remove casts.
6687 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6689 PR tree-optimization/19224
6690 * tree-scalar-evolution.c (get_instantiated_value,
6691 set_instantiated_value): New functions.
6692 (instantiate_parameters_1): Cache the results.
6693 (instantiate_parameters, resolve_mixers): Initialize and free
6696 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6698 * config/i386/i386.md (addhi_4): Correct reference in comment.
6701 2005-01-08 Richard Henderson <rth@redhat.com>
6703 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6704 (_mm_cvtsi128_si64x): Likewise.
6705 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6706 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6707 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6708 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6709 * config/i386/i386-protos.h: Update.
6710 * config/i386/i386.c (print_operand): Add 'H'.
6711 (ix86_fixup_binary_operands): Split out from ...
6712 (ix86_expand_binary_operator): ... here.
6713 (ix86_fixup_binary_operands_no_copy): New.
6714 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6715 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6716 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6717 (safe_vector_operand): Use CONST0_RTX.
6718 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6719 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6720 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6721 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6723 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6724 (IX86_BUILTIN_CMPNGESS): New.
6725 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6726 (attr type): Add sselog1.
6727 (attr unit, attr memory): Handle it.
6728 (movti, movti_internal, movti_rex64): Move near other integer moves.
6729 (movtf, movtf_internal): Move near other fp moves.
6730 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6731 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6732 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6733 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6734 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6735 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6736 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6737 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6738 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6739 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6740 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6741 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6742 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6743 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6744 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6745 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6746 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6747 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6748 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6749 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6750 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6751 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6752 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6753 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6754 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6755 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6756 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6757 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6758 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6759 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6760 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6761 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6762 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6763 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6764 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6765 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6766 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6767 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6768 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6769 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6770 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6771 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6772 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6773 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6775 (SSEPUSH, push<SSEPUSH>): Remove.
6776 (MMXPUSH, push<MMXPUSH>): Remove.
6777 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6778 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6779 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6780 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6781 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6782 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6783 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6784 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6785 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6786 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6787 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6788 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6789 (ppro_sse_log_V4SF): Handle sselog1.
6790 * config/i386/predicates.md (const_0_to_1_operand): New.
6791 (const_0_to_255_mul_8_operand): New.
6792 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6793 (const_2_to_3_operand, const_4_to_7_operand): New.
6794 * config/i386/sse.md: New file.
6795 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6796 (sse_movups): Rename from sse_movups_1.
6797 (sse_loadlss): Rename from sse_loadss_1.
6798 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6800 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6801 (absv4sf2, negv2df, absv2df): New.
6802 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6803 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6804 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6805 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6806 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6807 (sse3_addsubv4sf3): Model correctly.
6808 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6809 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6810 (sse_movhlps): Model with vec_select+vec_concat.
6811 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6812 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6813 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6814 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6815 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6816 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6817 sse2_pshufhw_1): Likewise.
6818 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6819 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6820 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6821 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6822 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6823 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6824 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6825 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6826 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6827 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6828 sminv8hi3): Mark commutative
6829 operands. Use ix86_binary_operator_ok.
6830 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6831 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6832 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6833 sse2_punpcklqdq): Allow operand2 in memory.
6834 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6835 sse2_movsd): Add memory alternatives.
6836 (sse_storelps): Turn expander into an insn; split after reload.
6837 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6838 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6840 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6842 * configure.ac (DWARF-2 debug_line): Use objdump.
6843 * configure: Regenerate.
6845 2005-01-08 Jeff Law <law@redhat.com>
6846 Diego Novillo <dnovillo@redhat.com>
6848 PR tree-optimization/18241
6849 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6850 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6851 statements with volatile operands.
6852 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6853 operands after marking a statement with has_volatile_ops.
6855 2005-01-08 Roger Sayle <roger@eyesopen.com>
6857 * tree.c (int_fits_type_p): Always honor integer constant
6858 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6860 2005-01-08 Roger Sayle <roger@eyesopen.com>
6862 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6863 the latent bug in rtl_delete_block has been resolved.
6865 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6867 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6868 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6870 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6872 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6873 library as @multilib_dir@/$(SHLIB_SONAME).
6875 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6877 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6878 * configure: Regenerate.
6880 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6882 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6885 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6888 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6889 Convert non-word aligned offset address using ld/std into
6892 2005-01-07 Richard Henderson <rth@redhat.com>
6894 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6896 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6898 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6900 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6902 PR tree-optimization/19283
6903 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6904 is not shorter than the original type.
6906 PR rtl-optimization/19012
6907 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6909 PR rtl-optimization/18861
6910 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6911 (FULL_STATE): Define.
6912 (mark_tablejump_edge): New function.
6913 (purge_dead_tablejump_edges): New function.
6914 (find_bb_boundaries): Use it.
6916 PR tree-optimization/18828
6917 * builtins.c (expand_builtin_next_arg): Remove argument and all
6918 the argument checking.
6919 (expand_builtin): Adjust caller.
6920 (expand_builtin_va_start): Likewise. Remove error for too many
6922 (fold_builtin_next_arg): Issue error for too many arguments.
6923 After checking arguments, replace them with magic arguments that
6924 prevent further checking of the args.
6926 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6928 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6930 2005-01-06 Roger Sayle <roger@eyesopen.com>
6933 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6934 and %{.S:...} (and their negative variants) to test whether the
6935 input file is assembler or pre-processed-assembler independent of
6936 the actual filename extension.
6938 2005-01-06 Roger Sayle <roger@eyesopen.com>
6940 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6941 of sign or zero extended values.
6943 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6945 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6946 for IBM long double format correctly.
6948 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6950 Fix PR tree-optimization/18792
6952 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6953 to first_loop_depth, and use loop depth instead of loop number.
6954 (build_classic_dir_vector): Ditto.
6955 (compute_data_dependences_for_loop): Use depth, not loop number.
6956 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6957 number. Pass in loops, instead of loop numbers.
6958 (gather_interchange_stats): Ditto.
6959 (linear_transform_loops): Ditto.
6961 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6964 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6965 biv_fits_mode_p, extension_within_bounds_p): New functions.
6966 (check_ext_dependent_givs): Use them.
6968 2005-01-06 Roger Sayle <roger@eyesopen.com>
6970 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6971 more than one barrier, in which case we should delete them all.
6973 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6975 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6977 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6979 Fix PR middle-end/19286
6981 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6982 output this subprogram, simply ignore this attempt to do it again.
6983 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6984 origin attribute if it's not possible.
6985 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6986 (decls_for_scope): Ditto.
6987 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6988 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6990 2005-01-05 Richard Henderson <rth@redhat.com>
6993 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6994 (bdesc_2arg): Use it.
6995 (ix86_expand_binop_builtin): Force operands into registers
6997 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6998 ix86_expand_sse_compare, ix86_expand_sse_comi,
6999 ix86_expand_builtin): Likewise.
7001 2005-01-05 Richard Henderson <rth@redhat.com>
7003 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7005 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7006 (mulv4hi3): Set itanium_class mmmul.
7007 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7008 (fpack): Rename from fpack_sfsf.
7010 2005-01-05 Richard Henderson <rth@redhat.com>
7013 * reload1.c (do_input_reload): Restrict the optimization deleteing
7014 a previous output reload to RELOAD_FOR_INPUT.
7016 2005-01-05 Steven Bosscher <stevenb@suse.de>
7018 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7019 comment that we fall through after case.
7020 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7021 (distribute_links): Likewise.
7022 * cse.c (cse_insn): Likewise.
7023 * cselib.c (cselib_invalidate_mem): Likewise.
7024 * df.c: Update comments at the top of the file.
7025 (read_modify_subreg_p): Update comments here too.
7026 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7027 * flow.c (mark_set_1): Likewise.
7028 (mark_used_regs): Likewise.
7029 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7030 (canon_list_insert): Likewise.
7031 (mark_set): Likewise.
7032 (try_replace_reg): Likewise.
7033 (store_killed_in_insn): Likewise.
7034 * loop.c (count_one_set): Likewise.
7035 (basic_induction_var): Likewise.
7036 * postreload-gcse.c (find_mem_conflicts): Likewise.
7037 * postreload.c (reload_combine_note_store): Likewise.
7038 (move2add_note_store): Likewise.
7039 * reload.c (find_equiv_reg): Likewise.
7040 (mark_referenced_resources): Likewise.
7041 * rtlanal.c (set_noop_p): Likewise.
7042 (note_stores): Likewise.
7043 (note_uses): Likewise.
7044 * sched-deps.c (sched_analyze_1): Likewise.
7045 * sched-rgn.c (check_live_1): Likewise.
7046 (update_live_1): Likewise.
7047 * config/i860/i860.c: Likewise.
7049 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7051 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7053 * doc/rtl.texi: Update documentation for bit-fields and SET.
7055 2005-01-05 Roger Sayle <roger@eyesopen.com>
7057 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7059 2005-01-05 Jan Hubicka <jh@suse.cz>
7060 Richard Henderson <rth@redhat.com>
7063 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7066 2005-01-05 Richard Henderson <rth@redhat.com>
7069 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7070 (sse_shufps): Change operand 3 to const_int_operand.
7071 (sse2_storelps): Fix typo in template.
7072 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7073 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7074 (ix86_expand_builtin): Likewise.
7076 2005-01-05 Julian Brown <julian@codesourcery.com>
7078 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7079 as aggregates for AAPCS ABIs.
7081 2005-01-05 Stan Shebs <shebs@apple.com>
7083 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7084 Mach-O getters if ppc64.
7085 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7087 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7088 signed four-byte field for global code case.
7089 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7091 2005-01-05 Roger Sayle <roger@eyesopen.com>
7094 * c-common.c: Include real.h.
7095 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7096 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7097 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7098 * Makefile.in (c-common.o): Update dependencies.
7100 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7102 * c-parse.in (asm_string): Add trailing semicolon.
7104 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7106 * c-parse.in (asm_string): New. Don't allow wide strings in
7108 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7109 asm_string instead of STRING.
7111 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7113 * c-typeck.c (constructor_no_implicit): Remove.
7114 (set_designator, process_init_element): Don't check
7115 constructor_no_implicit.
7117 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7118 Kaz Kojima <kkojima@gcc.gnu.org>
7121 * lcm.c (create_pre_exit): New.
7122 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7123 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7125 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7127 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7128 -msoft-float in target_float_switch.
7129 * arm.c (arm_override_options): Fix processing of target_float_switch.
7131 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7133 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7136 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7138 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7139 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7141 2005-01-04 Roger Sayle <roger@eyesopen.com>
7143 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7144 if deleting the then-block allows the test-block to fallthru to the
7147 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7150 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7151 after the full declaration if the are in two different TUs.
7153 2005-01-04 Richard Henderson <rth@redhat.com>
7156 * tree-sra.c (generate_one_element_init): Just
7157 call gimplify_and_add.
7158 (generate_element_init): Record the
7159 new referenced variables and mark them for renaming
7160 and split out to ...
7161 (generate_element_init_1): This.
7162 (scalarize_init): Don't call push_gimplify_context/
7163 pop_gimplify_context.
7165 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7167 * toplev.c (get_src_pwd): Handle failure of getpwd().
7169 2005-01-04 Roger Sayle <roger@eyesopen.com>
7171 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7173 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7174 all the cases handled by it are inverted by invert_truthvalue.
7176 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7178 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7179 (save_register_windowsi): Likewise.
7181 2005-01-04 Richard Henderson <rth@redhat.com>
7183 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7185 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7188 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7189 any simplifications of vector mode comparison operators.
7190 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7192 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7193 Devang Patel <dpatel@apple.com>
7195 PR tree-optimization/18308
7196 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7197 the operands before creating a new expression.
7198 * dojump.c (do_jump): Make drop_through_label available
7199 for all cases. Add expansion of COND_EXPR.
7201 2005-01-04 Ira Rosen <irar@il.ibm.com>
7203 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7204 INTEGER_CST instead of TREE_CONSTANT.
7205 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7206 instead of TREE_CONSTANT.
7207 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7208 instead of TREE_CONSTANT.
7210 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7212 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7214 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7217 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7218 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7220 2005-01-03 Richard Henderson <rth@redhat.com>
7222 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7223 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7224 fold_convert_const_real_from_real): Split out from ...
7225 (fold_convert_const): ... here.
7227 2005-01-03 Richard Henderson <rth@redhat.com>
7230 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7231 (mov<MMXMODEI>_internal): Likewise.
7232 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7233 Add V2SF case; use it for SSE1; don't use TI.
7234 (movdf_integer): Likewise.
7235 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7237 2005-01-03 Ira Rosen <irar@il.ibm.com>
7239 * tree-vectorizer.c (vect_strip_conversions): New function.
7240 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7241 check for binary class.
7243 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7247 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7249 * gimple-low.c (mark_blocks_with_used_vars): New function.
7250 (mark_blocks_with_used_subblocks): Ditto.
7251 (mark_used_blocks): Ditto.
7252 (pass_mark_used_blocks): New pass.
7253 * tree-inline.c: Include debug.h.
7254 (expand_call_inline): Call outlining_inline_function here.
7255 * tree-optimize.c (init_tree_optimization_passes): Add
7256 pass_mark_used_blocks.
7257 * tree-pass.h (pass_mark_used_blocks): New.
7258 * Makefile.in (tree-inline.o): Add debug.h dependency.
7260 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7262 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7263 VAR_DECLs to have weak_import attribute.
7265 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7268 2004-01-03 Steven Bosscher <stevenb@suse.de>
7270 * passes.c (rest_of_compilation): Don't run regmove if only
7271 flag_expensive_optimizations, require flag_regmove instead.
7273 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7275 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7277 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7278 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7279 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7280 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7282 2005-01-03 Richard Henderson <rth@redhat.com>
7284 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7285 (ia64_const_ok_for_letter_p): New.
7286 (ia64_const_double_ok_for_letter_p): New.
7287 (ia64_extra_constraint): New.
7288 (ia64_expand_vecint_compare): New.
7289 (ia64_expand_vcondu_v2si): New.
7290 (ia64_expand_vecint_cmov): New.
7291 (ia64_expand_vecint_minmax): New.
7292 (ia64_print_operand): Add 'v'.
7293 (ia64_preferred_reload_class): New.
7294 (ia64_vector_mode_supported_p): New.
7295 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7296 (PREFERRED_RELOAD_CLASS): Move to function.
7297 (CONST_OK_FOR_LETTER_P): Move to function.
7298 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7299 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7300 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7301 (EXTRA_CONSTRAINT): Move to function.
7302 * config/ia64/ia64.md: Include vect.md.
7303 (itanium_class): Add mmalua.
7305 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7307 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7308 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7310 (const_int_2bit_operand): New.
7311 (fr_reg_or_0_operand): New.
7312 * config/ia64/ia64-modes.def: Add vector modes.
7313 * config/ia64/ia64-protos.h: Update.
7314 * config/ia64/vect.md: New file.
7316 2005-01-03 Richard Henderson <rth@redhat.com>
7318 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7320 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7323 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7325 (log1pdf2): Change mode of operands[0,1] to DFmode.
7327 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7329 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7330 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7331 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7332 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7333 SPARC_RELAXED_ORDERING.
7335 2005-01-03 Richard Henderson <rth@redhat.com>
7336 Uros Bizjak <uros@kss-loka.si>
7339 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7340 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7341 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7343 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7344 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7345 const_pow2_1_to_128_operand): New predicates.
7347 2005-01-02 Greg McGary <greg@mcgary.org>
7349 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7351 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7352 object. [ptr_type]: Remove unused variable.
7353 Remember nearest addressable array-element or record-component
7354 when checking bitfield components. Tolerate empty BIND_EXPR.
7356 2005-01-01 Richard Henderson <rth@redhat.com>
7358 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7359 that don't narrow the value. Fail for other conversions.
7361 2005-01-01 Richard Henderson <rth@redhat.com>
7364 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7365 * c-lang.c (finish_file): Don't do it here.
7366 * objc/objc-act.c (objc_finish_file): Likewise.
7368 * cgraph.c (decl_assembler_name_equal): New.
7369 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7370 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7371 * cgraph.h (struct cgraph_varpool_node): Add next.
7372 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7373 * varasm.c (assemble_alias): Mark the target as needed.
7375 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7378 * function.c (get_arg_pointer_save_area): Use entry_of_function
7379 instead of get_insns.
7381 2005-01-01 Roger Sayle <roger@eyesopen.com>
7382 Andrew Pinski <pinskia@physics.uc.edu>
7383 James E. Wilson <wilson@specifixinc.com>
7385 PR rtl-optimization/12092
7386 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7389 2005-01-01 Roger Sayle <roger@eyesopen.com>
7390 Olivier Hainque <hainque@act-europe.fr>
7392 * tree.c (int_fits_type_p): A narrower type always fits in a
7393 wider one, except for negative values into unsigned types.
7395 2005-01-01 Roger Sayle <roger@eyesopen.com>
7397 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7398 with the original constant rather than require TREE_OVERFLOW.
7400 2005-01-01 Steven Bosscher <stevenb@suse.de>
7403 * c-decl.c (finish_function): If compiling C99, annotate the
7404 compiler generated return with the current file name and line 0.
7405 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7406 the source line is greater than 0.
7407 (remove_bb): Likewise.
7409 See ChangeLog.12 for earlier changes.