1 2005-03-16 Steven Bosscher <stevenb@suse.de>
3 * tree-inline.c (walk_type_fields, walk_tree,
4 walk_tree_without_duplicates): Move from here...
7 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
10 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
11 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13 (version): Define using $(BASEVER_c).
14 (Makefile, config.status, build/gcov-iov.o): No longer depends on
16 (version.o): Depend on version files; add custom generation command.
17 (prefix.o): Define BASEVER on command line.
18 (s-iov): Depend on version files; adjust command.
19 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
21 (gcc-vers.texi): New rule.
22 (doc/%.info, doc/%.dvi): Add -I . to command line.
23 (doc/gccinstall.dvi): Likewise.
24 (PACKAGE): Delete. All uses replaced with "gcc".
25 * aclocal.m4: Do not include gcc-version.m4.
26 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
27 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
28 Set is_release based on contents of DEV-PHASE.
29 Set gcc_version based on contents of BASE-VER.
30 Define WIN32_REGISTRY_KEY only if the user overrode the default.
31 * config.in, configure: Regenerate.
32 * gccbug.in: Determine version of GCC in use at runtime.
33 * gcov-iov.c: Get version number and development phase from
34 command line, not by including version.c.
35 * intl.c: Replace all uses of PACKAGE with "gcc".
36 * libada-mk.in: Delete unused "gcc_version" variable.
37 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
38 * version.c: (VERSUFFIX): New hook for redistributors; adjust
40 (version_string): Put together from pieces.
41 * config/alpha/x-vms: Do not use $(gcc_version).
42 * config/i386/t-nwld: Likewise.
43 * doc/include/gcc-common.texi: Include gcc-vers.texi for
44 version-GCC and DEVELOPMENT.
46 2005-03-15 Roger Sayle <roger@eyesopen.com>
48 PR tree-optimization/17454
49 * tree.c (tree_size): Add case for TREE_BINFO.
50 * fold-const.c (fold_checksum_tree): Only clear the overloaded
51 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
53 2005-03-15 Roger Sayle <roger@eyesopen.com>
55 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
56 op1 whilst expanding the signed widenening multiply variant.
58 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
60 * toplev.c (display_target_options): Avoid unused variable warning if
61 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
62 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
63 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
64 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
65 (mips_isa_info): New variable.
66 (mips_parse_cpu): Remove the first argument and leave the caller
68 (TARGET_HANDLE_OPTION): Override default.
69 (mips_handle_option): New function. Move option validation code from...
70 (override_options): ...here. Update calls to mips_parse_cpu.
71 * config/mips/mips.h (mips_arch_string, mips_tune_string)
72 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
73 (SUBTARGET_TARGET_OPTIONS): Delete.
74 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
75 (mno-flush-func, mtune=): New options.
77 2005-03-15 Roger Sayle <roger@eyesopen.com>
78 Richard Henderson <rth@redhat.com>
80 * real.c (c4x_single_format, c4x_extended_format): Provide values
81 for signbit_ro for c4x's single and extended floating point formats.
82 * optabs.c (expand_copysign): Use the floating point format's
83 signbit_ro for expanding via expand_copysign_absneg, and it's
84 signbit_rw field for expanding via expand_copysign_bit.
86 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
88 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
89 known_alignment_for_access_p.
90 (known_alignment_for_access_p): New.
91 (do_peeling_for_alignment): Field made int instead of bool and renamed
92 to peeling_for_alignment.
93 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
94 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
95 functionality used to be in vect_analyze_operations.
96 (vect_analyze_operations): Code to determine vectorization factor was
97 moved to vect_determine_vectorization_factor.
98 (vect_enhance_data_refs_alignment): Update to correct alignment when it
99 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
101 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
102 be part of vect_analyze_operations).
103 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
104 creating the guard condition, as the number of iterations may be
106 (slpeel_tree_peel_loop_to_edge): Use new name of
107 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
108 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
109 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
110 (vect_do_peeling_for_alignment): Use fold.
111 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
113 (vect_update_inits_of_dr): Renamed to
114 vect_update_init_of_dr.
115 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
116 (vectorizable_store): Fix assertion to use == instead of =.
118 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
120 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
121 call_used_regs for wCG registers.
123 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
125 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
126 for non-offsettable memory references to cope with outstanding reload
127 replacements, take 2.
129 2005-03-15 Uros Bizjak <uros@kss-loka.si>
132 * config/i386/i386.h (x86_fisttp): New.
133 (TARGET_FISTTP): New macro.
134 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
135 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
136 instruction when fisttp flag is set.
137 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
139 * config/i386/i386.md (type attribute): Add fisttp.
140 (unit attribute): Set to i387 for fisttp type.
141 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
142 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
144 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
145 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
147 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
148 patterns for TARGET_FISTTP. Enable patterns for
149 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
150 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
151 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
152 implement fisttp x87 insn.
153 (fix_trunc*_i387_fisttp splitters): New patterns.
154 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
155 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
156 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
158 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
159 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
160 Implement using mode macros. Disable patterns for TARGET_FISTTP.
161 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
162 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
163 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
164 Disable patterns for TARGET_FISTTP.
165 (fix_trunc*_i387 splitters): Implement usign mode macros.
166 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
167 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
168 (fix_trunx*_sse peephole2s): Implement using mode macros.
170 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
172 PR rtl-optimization/20291
173 * combine.c (try_combine): If splitting fails, re-try with
174 original combined pattern, i.e. before clobber stripping.
176 2005-03-14 Eric Christopher <echristo@redhat.com>
178 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
179 STACK_GROWS_DOWNWARD.
181 2005-03-14 Roger Sayle <roger@eyesopen.com>
183 * real.h (struct real_format): Split the signbit field into two
184 two fields, signbit_ro and signbit_rw.
185 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
186 mips_double_format, ieee_extended_motorola_format,
187 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
188 ieee_extended_intel_128_format, ibm_extended_format,
189 mips_extended_format, ieee_quad_format, mips_quad_format,
190 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
191 i370_double_format, c4x_single_format, c4x_extended_format,
192 real_internal_format): Update initializers for new field.
193 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
194 real_format structure.
195 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
196 field of the real_format structure.
198 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
200 Fix PR tree-optimization/20458
202 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
203 DECL_EXTERNAL on STRUCT_FIELD tags.
204 (clear_call_clobbered): Ditto.
205 * tree-ssa-operands.c (note_addressable): Make sure the original
206 variable doesn't slip into the addressable list if we have
208 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
211 2005-03-14 Geoffrey Keating <geoffk@apple.com>
213 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
214 (-fwide-exec-charset): Likewise.
215 (-finput-charset): Likewise.
216 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
217 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
218 * c.opt (Wnormalized): New.
220 2005-03-14 Devang Patel <dpatel@apple.com>
222 * doc/invoke.texi: Add reference to Visibility document.
224 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
226 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
227 MASK_SPLIT_ADDRESSES.
228 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
229 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
230 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
231 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
232 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
233 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
234 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
235 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
236 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
237 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
238 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
239 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
240 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
241 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
242 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
243 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
244 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
245 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
246 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
247 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
248 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
249 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
250 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
251 (TARGET_EXPLICIT_RELOCS): Delete.
252 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
253 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
254 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
255 (override_options): Set MASK_LONG64 if -mint64 is given and no
256 -mlongXX option is. Complain about -mint64 -mlong32.
257 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
258 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
259 * config/mips/mips.opt: New file.
261 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
263 * config.gcc (extra_options): New variable for listing option files.
264 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
265 * configure.ac (extra_opt_files): New AC_SUBST variable.
266 (tm_file_list, tm_include_list): Include options.h first.
267 * configure: Regenerate.
268 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
269 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
270 (s-options-h): New rule.
271 (options.h): Depend on it.
272 (TEXI_GCCINT_FILES): Add options.texi.
273 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
274 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
275 * target.h (gcc_target): Add default_target_flags and handle_option.
276 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
277 (TARGET_HANDLE_OPTION): New macros.
278 (TARGET_INITIALIZER): Include them.
279 * opt-functions.awk (opt_args, nth_arg): New functions.
280 (switch_flags): Handle the "Target" flag.
282 (var_name): Use opt_args and nth_arg.
283 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
284 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
285 macros for the "Mask" and "InverseMask" options.
286 * opts.h (cl_var_cond): New enum.
287 (cl_option): Replace the "has_set_value" and "set_value" fields with
288 "var_cond" and "var_value".
289 (CL_TARGET): New macro.
290 (option_enabled, print_filtered_help): Declare.
291 (decode_options): Move definition.
292 * opts.c (handle_option): Search for the original option before
293 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
294 var_cond and var_value fields. Use targetm.handle_option to handle
296 (decode_options): Set target_flags to targetm.default_target_flags.
297 (print_filtered_help): Make global. Handle CL_TARGET.
298 (option_enabled): New function.
299 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
300 (display_target_options, set_target_switch, print_switch_values)
301 (default_pch_valid_p): Guard uses of target_switches with
302 #ifdef TARGET_SWITCHES. Also...
303 (display_target_options): Display the CL_TARGET entries in cl_options.
304 (set_target_option): Don't complain about the "" option when
305 TARGET_SWITCHES is undefined.
306 (print_switch_values): Use option_enabled.
307 (default_pch_valid_p): Check cl_options[] when looking for something
308 that has changed the value of target_flags.
309 * c.opt: Remove documentation from top of file.
310 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
311 * doc/sourecebuild.texi: Refer to the new options documentation
312 instead of c.opt. Document machine-specific .opt files.
313 * doc/tm.texi (target_flags): Say that this variable is declared
315 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
316 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
318 * doc/options.texi: New file.
320 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
323 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
326 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
329 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
330 temporary variable of pointer type if an lvalues is required.
331 (gimplify_modify_expr_rhs): Request an rvalue from it.
332 (gimplify_expr): Pass fallback on.
334 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
336 * cfgbuild.c: Update comments.
338 2005-03-14 Roger Sayle <roger@eyesopen.com>
340 PR rtl-optimization/17236
341 * optabs.c (expand_doubleword_mult): New helper function split out
342 from expand_binop. Permute the order in which instructions are
343 emitted to minimize the number of simultaneously live registers.
344 (expand_binop): Call expand_doubleword_mult to synthesize a double
347 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
349 * basic-block.h: Update the prototypes of cached_make_edge and
351 * cfg.c (cached_make_edge): Take edge_cache representing one
352 row of the adjacency matrix of edges.
353 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
354 (make_edges): Initialize edge_cache to represent one row of
355 the adjacency matrix of edges.
357 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
359 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
361 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
362 Remove unused removed_phis variable.
363 (conditional_replacement): Use build1/build2.
364 (abs_replacement): Use last_and_only_stmt and build1/build2.
366 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
368 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
369 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
370 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
371 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
372 * c-common.c (handle_novops_attribute): New function.
373 (c_common_attribute_table): Add "no vops" entry.
374 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
375 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
376 * tree-ssa-operands.c (get_call_expr_operands): Do not
377 create virtual operands for calls with ECF_NOVOPS flag.
378 * tree.h (DECL_IS_NOVOPS): New macro.
379 (struct tree_decl): Add novops_flag.
380 (ECF_NOVOPS): New constant.
382 2005-03-14 Uros Bizjak <uros@kss-loka.si>
385 * config/i386/i386.c (x86_use_himode_fiop): New.
386 (x86_use_simode_fiop): Rename from x86_use_fiop.
387 * config/i386/i386.h (x86_use_himode_fiop): Declare.
388 (TARGET_USE_HIMODE_FIOP): New.
389 (x86_use_simode_fiop): Rename from x86_use_fiop.
390 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
392 * config/i386/i386.md (X87MODEI12): New mode macro define.
393 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
394 to implement x87 FP compare with HImode input operands.
395 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
396 Use X87MODEI12 mode macro to handle HImode input operands.
397 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
398 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
399 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
400 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
401 macro to implement x87 operators with HImode input operands.
402 (fop splitters): Use X87MODEI12 mode macro to handle HImode
405 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
407 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
409 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
412 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
414 * basic-block.h (BB_VISITED): Removed.
415 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
417 2005-03-14 Falk Hueffner <falk@debian.org>
420 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
422 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
424 * ggc-zone.c: Fix comment typos.
426 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
427 stringpool.c, config/mips/mips-protos.h: Update copyright.
429 2005-03-14 Alan Modra <amodra@bigpond.net.au>
431 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
432 throughout with its typedef, "rtx".
433 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
434 (rs6000_tls_symbol_ref_1): Remove inline keyword.
435 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
436 regs in comment to match code.
438 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
440 * except.c (check_handled): Make it static.
441 * except.h: Remove the corresponding prototype.
443 * function.c (get_func_frame_size): Make it static.
444 * function.h: Remove the corresponding type.
446 * regclass.c (reg_class_superclasses, reg_class_subclasses):
448 * hard-reg-set.h: Remove the corresponding declarations.
450 * tree-cfg.c (verify_stmts): Check that
451 bb_for_stmt (stmt) == bb for every PHI node and statement.
453 2005-03-14 Alan Modra <amodra@bigpond.net.au>
455 * config.gcc: Remove excess indentation.
456 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
458 2005-03-13 Roger Sayle <roger@eyesopen.com>
461 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
462 * fold-const.c (fold_sign_changed_comparison): Likewise.
463 (fold_binary): Optimize comparisons against widened operands if
464 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
466 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
468 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
469 (sparc_override_options): Initialize it.
470 (sparc_struct_value_rtx): Set it on the MEM to be returned.
472 2005-03-13 David Edelsohn <edelsohn@gnu.org>
474 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
475 (reg_or_none500mem_operand): New predicate.
476 (zero_reg_mem_operand): New predicate.
477 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
478 to reg_or_none500mem_operand.
479 (extendsfdf2_fpr): Add MEM alternative.
480 (extenddftf2_internal): Change operand2 predicate to
481 zero_reg_mem_operand.
483 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
485 * ggc-zone.c: Rewritten.
487 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
489 * configure.ac: Define GGC_ZONE for --with-gc=zone.
490 * config.in: Regenerated.
491 * configure: Regenerated.
492 * gengtype.c (write_types_process_field, write_func_for_structure):
493 Pass new argument to gt_pch_note_object.
494 * ggc-common.c (struct ptr_data): Add TYPE.
495 (gt_pch_note_object): Take TYPE argument and save it.
496 (call_count): Update call to ggc_pch_count_object.
497 (call_alloc): Update call to ggc_pch_alloc_object.
498 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
500 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
501 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
502 (ggc_alloc_zone_stat): Delete.
503 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
504 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
505 (ggc_pch_alloc_object): Update prototypes.
506 (garbage_zone): Delete.
507 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
508 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
510 (tree_id_zone): New variable.
511 (ggc_alloc_cleared_zone): Remove unused.
512 (ggc_alloc_zone): Define.
513 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
514 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
516 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
517 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
518 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
519 (make_node_stat): Likewise. Use tree_id_zone.
521 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
522 Joseph S. Myers <joseph@codesourcery.com>
524 * configure.ac: Check for MIPS TLS.
525 * configure: Regenerated.
526 * config/mips/mips-protos.h (enum mips_symbol_type): Add
527 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
528 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
529 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
530 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
531 (mips_classify_symbol, mips_symbolic_constant_p)
532 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
533 (mips_tls_operand_p, mips_call_tls_get_addr)
534 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
535 (mips_tls_symbol_ref_1): New functions.
536 (mips_legitimize_address, mips_legitimize_const_move): Call
537 mips_legitimize_tls_address.
538 (override_options): Handle V1_REG and TLS symbols. Disable TLS
540 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
541 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
542 (mips_char_to_class): Document V1_REG.
543 (HAVE_AS_TLS): Provide default.
544 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
546 (load_got<mode>): Renamed from *load_got<mode>. Allow when
548 (tls_get_tp_<mode>): New instruction.
550 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
552 * configure.ac: Update checks for target tools.
553 * configure: Regenerated.
555 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
557 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
559 2005-03-13 Roger Sayle <roger@eyesopen.com>
561 * expmed.c (expand_mult): Use synthetic multiplication sequences for
562 more classes of DImode multiplication by constant. Allow both
563 multiplication by small negative constants (by performing a
564 multiplication by a positive constant and negating the result) and
565 multiplications by large powers of two, by using a left shift.
567 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
569 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
570 of basic blocks into work_stack.
572 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
573 config/mips/vr.h: Update copyright.
575 * c-decl.c (c_init_decl_processing): Remove useless calls to
578 * builtins.c (fold_trunc_transparent_mathfn,
579 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
580 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
581 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
582 fold_builtin_strcpy, fold_builtin_strncpy,
583 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
586 * builtins.c (expand_builtin_mathfn_3): Remove local variable
589 * lambda-code.c (lambda_compute_auxillary_space): Remove local
590 variable determinant.
592 * tree-cfg.c (group_case_labels): Remove local variable type.
594 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
597 * tree-ssa-phiopt.c (value_replacement): Remove local variable
600 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
603 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
604 (*movmemqi_insn): Delete.
607 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
609 * builtins.c (fold_builtin_classify): Take decomposed
610 arguments of CALL_EXPR.
611 (fold_builtin_1): Update a call to fold_builtin_classify.
613 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
616 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
617 through into call to parser_xref_tag after parse error.
618 (c_parser_struct_declaration): Consistently return NULL_TREE on
621 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
623 * tree-flow-inline.h (ref_contains_array_ref): New function.
624 (lookup_subvars_for_var): Ditto.
625 (get_subvars_for_var): Ditto.
626 (var_can_have_subvars): Ditto.
628 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
629 (struct subvar): New type.
631 * tree-dfa.c (okay_component_ref_for_subvars): New function.
633 * tree-optimize.c (init_tree_optimization_passes): Call
634 pass_create_structure_vars.
636 * tree-ssa-alias.c: Include vec.h.
637 (init_alias_info): Don't auto-clear call clobbered on struct-field
639 (compute_flow_insensitive_aliasing): Handle subvars.
640 (group_aliases): Handle STRUCT_FIELD aliases.
641 (setup_pointers_and_addressables): Ditto.
642 Don't mark variables non-addressable if they still have
644 Also mark subvars addressable when the real variable is marked
646 (add_pointed_to_var): Try to prune the pointed-to set by only
647 pointing to subvars when possible.
648 Otherwise, make sure we set addresses_needed and pt_vars to
649 properly include subvars.
650 (bitpos_of_field): New function.
651 (push_fields_onto_fieldstack): Ditto.
652 (get_or_create_used_part_for): Ditto.
653 (create_overlap_variables_for): Ditto.
654 (find_used_portions): Ditto.
655 (create_structure_vars): Ditto.
656 (pass_create_structure_vars): New structure.
658 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
659 (get_expr_operands): Handle subvars. Also try to turn
660 COMPONENT_REF accesses into must-defs now that we can accurately
662 (note_addressable): Try to only mark as addressable those subvars
663 we know a COMPONENT_REF touches.
664 (overlap_subvar): New function.
666 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
667 Handle subvar storing.
668 (vect_address_analysis): Update caller of vect_object_analysis.
670 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
672 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
673 (STMT_VINFO_SUBVARS): New macro.
675 * common.opts: add flag_tree_salias.
677 * opts.c (decode_options): flag_tree_salias defaults to on.
679 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
681 * doc/tree-ssa.texi: Document structural alias analysis.
683 2005-03-12 Steven Bosscher <stevenb@suse.de>
685 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
686 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
687 * tree-ssa-operands.c (get_expr_operands): Likewise.
688 (get_expr_operands): Likewise for ERROR_MARK.
690 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
692 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
695 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
698 * tree-ssa-pre.c (compute_avail): Remove local variable val.
699 (mark_operand_necessary): Remove local variable ver.
701 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
704 * value-prof.c (mod_subtract_transform): Remove local variable
707 * builtins.c (fold_builtin_exponent): Take decomposed
708 arguments of CALL_EXPR.
709 (fold_builtin_1): Update a call to fold_builtin_exponent.
711 * builtins.c (fold_builtin_logarithm): Take decomposed
712 arguments of CALL_EXPR.
713 (fold_builtin_1): Update a call to fold_builtin_logarithm.
715 * c-decl.c (c_init_decl_processing): Remove local variables
716 ptr_ftype_void and ptr_ftype_ptr.
718 * gimplify.c (gimplify_expr): Remove local variables r0 and
721 * reg-stack.c (move_for_stack_reg): Remove local variable
723 (compare_for_stack_reg): Remove local variable flags_user.
724 (convert_regs_1): Remove local variable deleted.
726 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
728 (combine_blocks): Remove local variables exits and new_e.
730 * tree-inline.c (expand_call_inline): Remove local variable
733 * tree-ssa-live.c (create_ssa_var_map,
734 calculate_live_on_entry): Remove local variable snn.
736 2005-03-12 Geoffrey Keating <geoffk@apple.com>
738 * c-lex.c (c_lex_with_flags): Add parameter to call to
741 2005-03-11 Per Bothner <per@bothner.com>
743 * c-tree.h (struct c_declarator): New id_loc field.
744 * c-pragma.h (c_lex_with_flags): Take position reference.
745 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
746 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
747 (c_lex): Pass dummy location to c_lex_with_flags.
748 * c-parser.c (c_lex_one_token): Set c_token's location using
749 c_lex_with_flags, instead of input_location, which might be "ahead".
750 (c_parser_direct_declarator): Set declarator's id_loc from
752 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
753 declarator's id_loc, rather than probably-imprecise input_location.
754 (build_id_declarator): Initialize c_declarator's id_loc field.
756 2005-03-11 Roger Sayle <roger@eyesopen.com>
759 * builtins.c (expand_builtin_signbit): Force the signbit's word
760 into an integer register to avoid SUBREGs of floating point modes.
762 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
764 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
765 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
766 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
767 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
769 2005-03-11 David Edelsohn <edelsohn@gnu.org>
771 PR rtl-optimization/20306
772 * expr.c (emit_move_complex): Set try_int false if mode is
773 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
774 emit_block_move if try_int is true.
776 2005-03-11 Richard Henderson <rth@redhat.com>
779 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
780 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
783 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
785 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
786 (TARGET_FIX_VR4130): New macro.
787 (TARGET_OPTIONS): Add -mfix-vr4130.
788 (ISA_HAS_MACCHI): New macro.
789 (ASM_SPEC): Add -mfix-vr4130.
790 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
791 (override_options): Handle mips_fix_vr4130_string.
792 (mips_avoid_hazards): Clear all_noreorder_p
793 if we're working around VR4130 errata and the macc alternatives
795 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
796 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
797 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
798 (MULTILIB_DEFAULTS): Remove leading "march=".
799 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
800 if no architecture option is given.
801 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
803 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
804 * doc/invoke.texi: Document -mfix-vr4130.
806 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
808 * config/mips/mips.c (override_options): Only warn about -mint64
809 deprecation if TARGET_INT64.
811 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
813 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
814 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
815 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
816 are non-specific regarding the nonnull parameter positions.
817 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
818 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
819 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
820 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
822 * builtins.def: Use the non-specific "nonnull" attibute lists.
824 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
826 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
827 single_pred_edge, single_succ, single_pred): Improve comments.
829 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
831 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
832 single_pred_edge, single_succ, single_pred): New inline functions.
833 * bb-reorder.c (rotate_loop, find_traces_1_round,
834 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
835 duplicate_computed_gotos): Use the single_succ/pred functions.
836 * cfganal.c (forwarder_block_p): Ditto.
837 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
838 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
839 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
840 merge_seq_blocks): Ditto.
841 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
842 * cfglayout.c (fixup_reorder_chain): Ditto.
843 * cfgloop.c (mark_single_exit_loops, update_latch_info,
844 canonicalize_loop_headers, verify_loop_structure): Ditto.
845 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
846 mfb_update_loops, create_preheader, force_single_succ_latches,
847 create_loop_notes): Ditto.
848 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
849 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
850 commit_one_edge_insertion, purge_dead_edges,
851 cfg_layout_can_merge_blocks_p): Ditto.
852 * except.c (sjlj_emit_function_enter): Ditto.
853 * flow.c (init_propagate_block_info): Ditto.
854 * function.c (thread_prologue_and_epilogue_insns): Ditto.
855 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
856 insert_insn_end_bb): Ditto.
857 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
858 find_if_case_2): Ditto.
859 * lambda-code.c (perfect_nestify): Ditto.
860 * lcm.c (optimize_mode_switching): Ditto.
861 * loop-doloop.c (doloop_modify): Ditto.
862 * loop-init.c (loop_optimizer_init): Ditto.
863 * loop-iv.c (simplify_using_initial_values): Ditto.
864 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
865 * loop-unswitch.c (unswitch_loop): Ditto.
866 * modulo-sched.c (generate_prolog_epilog): Ditto.
867 * predict.c (combine_predictions_for_insn, estimate_probability,
868 tree_estimate_probability, last_basic_block_p,
869 estimate_bb_frequencies): Ditto.
870 * profile.c (branch_prob): Ditto.
871 * regrename.c (copyprop_hardreg_forward): Ditto.
872 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
873 * tracer.c (layout_superblocks): Ditto.
874 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
875 cfg_remove_useless_stmts_bb, cleanup_control_flow,
876 cleanup_control_expr_graph, disband_implicit_edges,
877 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
878 tree_verify_flow_info, tree_make_forwarder_block,
879 tree_forwarder_block_p, remove_forwarder_block,
880 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
881 * tree-if-conv.c (tree_if_conversion): Ditto.
882 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
883 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
884 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
885 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
886 copy_loop_headers): Ditto.
887 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
888 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
889 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
890 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
891 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
892 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
893 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
894 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
895 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
896 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
897 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
898 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
899 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
900 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
901 slpeel_add_loop_guard): Ditto.
903 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
905 PR tree-optimization/15784
906 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
909 * stmt.c (expand_case): Don't change index_type. Convert minval
912 PR tree-optimization/20130
913 * fold-const.c (fold): Fold x * -1 into -x.
915 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
917 PR rtl-optimization/20331
918 * rtlanal.c (modified_between_p): Check its address first for MEM.
919 (modified_in_p): Likewise.
921 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
923 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
925 2005-03-10 Steven Bosscher <stevenb@suse.de>
927 * expr.c (expand_expr_real_1): If possible, use a conditional
928 move for expanding MIN_EXPR and MAX_EXPR.
929 Use temp for moving around rtx-en.
931 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
934 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
937 2005-03-10 Roger Sayle <roger@eyesopen.com>
939 * builtins.c (expand_builtin_signbit): Extend to handle floating
940 point modes wider than the largest integer type, using the
941 operand_subword_force function to obtain the signbit's word.
943 2005-03-10 Jakub Jelinek <jakub@redhat.com>
946 * combine.c (try_combine): If recog_for_combine added CLOBBERs
947 to NEWI2PAT, fail to combine if they are used by NEWPAT.
949 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
951 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
953 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
955 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
957 (perform_edge_inserts): Unconditionally call
960 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
962 2005-03-10 Bob Wilson <bob.wilson@acm.org>
964 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
966 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
968 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
970 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
972 (rtl_register_value_prof_hooks,
973 tree_value_profile_transformations,
974 tree_register_value_prof_hooks): Likewise.
975 * var-tracking.c (stack_adjust_offset_pre_post,
976 variable_htab_free, variable_union, dataflow_set_different_2,
977 count_uses, variable_was_changed, set_frame_base_location,
978 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
979 vt_add_function_parameters): Likewise.
980 * varasm.c (named_section_real, named_section, make_decl_rtl,
981 asm_emit_uninitialised, assemble_integer, decode_addr_const,
982 const_hash_1, compare_constant, copy_constant, force_const_mem,
983 output_constant_pool_2, output_constant_pool_1, output_constant,
984 output_constructor, make_decl_one_only, decl_tls_model,
985 default_no_named_section, default_elf_select_section_1,
986 default_unique_section_1): Likewise.
987 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
988 * vmsdbgout.c (addr_const_to_string): Likewise.
991 * function.c (struct assign_parm_data_one): Remove last_named
993 (assign_parm_find_data_types): Don't determine last_named.
994 Reorder named_parm determination.
995 (assign_parms): Only setup varargs on the last non-varadic
998 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1000 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1001 sda base address on medium model.
1003 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1005 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1006 * cfgloop.c (flow_loop_nodes_find): Export.
1007 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1009 * cfgloopmanip.c (fix_loop_structure): New function.
1010 * predict.c (predict_loops): Clean up the loops information.
1011 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1012 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1014 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1015 (rewrite_into_loop_closed_ssa): Declaration changed.
1016 * tree-loop-linear.c (linear_transform_loops): Add argument to
1017 rewrite_into_loop_closed_ssa call.
1018 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1019 * tree-ssa-loop-im.c (move_computations): Ditto.
1020 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1021 * tree-vectorizer.c (vectorize_loops): Ditto.
1022 * tree-optimize.c: Include cfgloop.h.
1023 (execute_todo): Choose whether to call cleanup_tree_cfg or
1024 cleanup_tree_cfg_loop.
1025 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1026 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1027 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1028 cleanup_tree_cfg_loop call.
1029 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1030 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1031 work on part of cfg.
1033 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1036 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1037 with multiple alternatives.
1039 * stmt.c (parse_output_constraint): Fix a typo.
1041 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1043 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1044 assembly directive instead of deprecated "no-generics".
1046 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1048 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1049 for non-offsettable memory references to cope with outstanding reload
1051 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1052 avoid losing outstanding address reloads.
1053 ("reload_outdi", "reload_outdf"): Likewise.
1055 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1057 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1058 code. Add more cbrt transformations.
1060 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1062 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1064 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1066 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1067 NULL_TREE when a given tree is not simplified.
1068 (fold): Return the original tree when any of the functions
1069 mentioned above NULL_TREE.
1071 * fold-const.c (fold_unary, fold_binary): Take decomposed
1072 arguments, code, type, op0, and op1 in case of fold_binary.
1073 (fold): Update calls to fold_unary and fold_binary.
1075 2005-03-09 Roger Sayle <roger@eyesopen.com>
1077 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1078 a fndecl and an arglist instead of a CALL_EXPR, exp.
1080 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1082 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1084 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1086 * expr.c (expand_assignment): Remove orig_to_rtx.
1088 * fold-const.c (int_const_binop): Remove no_overflow.
1090 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1092 * loop-iv.c (get_biv_step_1): Remove lhs.
1094 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1096 * real.c (real_nan): Remove neg.
1098 * function.c (thread_prologue_and_epilogue_insns): Remove i
1101 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1104 * tree-eh.c (tree_could_trap_p): Remove idx.
1106 * tree-into-ssa.c (ann): Remove ann.
1108 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1110 * tree-sra.c (decide_block_copy): Remove inst_count.
1112 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1114 * tree-ssa-loop-im.c (lhs): Remove.
1116 * cfgbuild.c (state, STATE, SET_STATE,
1117 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1119 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1120 (find_basic_blocks): Set the state of each basic block to
1123 2005-03-08 Jeff Law <law@redhat.com>
1125 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1126 goto results in the removal of edges in the CFG, then we need
1127 to recompute dominators.
1129 2005-03-09 Ben Elliston <bje@au.ibm.com>
1131 * c-common.c (c_do_switch_warnings): Comment fix.
1133 2005-03-08 Julian Brown <julian@codesourcery.com>
1135 * Patch from 2005-03-08 reverted for causing regressions and
1136 ppc-darwin bootstrap failure.
1138 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1140 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1141 Define the real function for ppc-darwin.
1142 * c-typeck.c (convert_arguments): Check for target-specific
1143 invalid argument call to unprototyped function.
1144 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1146 * target.h (invalid_arg_for_unprototyped_fn): New field
1148 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1149 default target hook.
1150 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1153 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1155 * c-typeck.c (constructor_stack, constructor_range_stack,
1156 initializer_stack): Make them static.
1158 * cfg.c (rbi_pool): Make it static.
1160 * gimple-low.c (lower_stmt_body): Make it static.
1161 * tree-flow.h: Remove the corresponding prototype. Don't
1164 * sched-deps.c (cache_size): Make it static.
1166 * stor-layout.c (lang_adjust_rli): Make it static.
1168 2005-03-08 Julian Brown <julian@codesourcery.com>
1170 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1171 from being used for symbols with vague linkage when
1172 HAVE_GAS_COMDAT_GROUP is true.
1174 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1176 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1177 nlabel == JUMP_LABEL (jump).
1179 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1181 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1182 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1183 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1184 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1186 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1189 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1190 * c-common.c (handle_returns_twice): New function.
1191 (c_common_attribute_table): Declare eturns_twice' attribute.
1192 * doc/extend.texi: Document eturns_twice' attribute.
1193 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1194 (struct tree_decl): Add returns_twice_flag.
1196 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1198 * tree-ssa-phiopt.c: Fix a comment typo.
1200 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1201 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1202 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1205 2005-03-08 Richard Henderson <rth@redhat.com>
1207 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1208 builtin codes with ctzdi2, clzdi2, popcountdi2.
1209 (struct alpha_builtin_def): Add is_const.
1210 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1211 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1212 (alpha_init_builtins): Init them. Set nothrow and const attributes
1214 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1215 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1216 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1217 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1218 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1219 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1220 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1221 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1222 (TARGET_FOLD_BUILTIN): New.
1223 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1224 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1226 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1228 2005-03-08 Ira Rosen <irar@il.ibm.com>
1230 PR tree-optimization/20122
1231 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1232 condition of access function instead of base.
1234 2005-03-07 Jeff Law <law@redhat.com>
1235 Steven Bosscher <stevenb@suse.de>
1237 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1238 (find_taken_edge): Call find_taken_edge_computed_goto as
1239 appropriate. Allow any gimple invariant rather than just
1240 INTEGER_CST for VAL.
1241 (cleanup_control_flow): Cleanup a computed goto which has turned
1243 (tree_merge_blocks): If block B has any forced labels, move
1244 them to the start of block A.
1245 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1246 computed gotos as well.
1247 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1248 removal of unnecessary computed gotos too.
1249 (lookup_redirection_data): Fix type of INSERT argument. Callers
1252 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1254 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1255 Remove trailing spaces.
1257 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1258 unshare_all_trees): Make them static.
1259 * tree-gimple.h: Remove the corresponding prototypes.
1261 * diagnostic.h: Remove unused prototype
1262 debug_output_buffer.
1263 * modulo-sched.c: Remove unused prototype
1264 set_row_column_for_ps.
1266 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1267 replace_phi_edge_with_variable): Remove unused variable i.
1269 2005-03-07 Per Bothner <per@bothner.com>
1271 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1273 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1276 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1277 bbs on the COND_EXPR instead of the PHI_NODEs.
1278 (candidate_bb_for_phi_optimization): Remove.
1279 (replace_phi_with_stmt): Rename to ...
1280 (replace_phi_edge_with_variable): this and change so that we
1281 replace the phi argument instead of removing the PHI.
1282 (conditional_replacement): Change so we deal with PHI with more
1284 (value_replacement): Likewise.
1285 (abs_replacement): Likewise.
1287 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1289 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1290 output_e500_flip_gt_bit.
1292 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1294 (rs6000_generate_compare): Fix logic to look at the correct bits.
1295 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1297 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1298 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1299 gen_move_from_CR_gt_bit.
1301 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1302 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1303 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1305 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1306 (E500_CR_IOR_COMPARE): New constant.
1308 2005-03-08 Earl Chew <earl_chew@agilent.com>
1309 David Billinghurst <David.Billinghurst@riotinto.com>
1311 * config/i386/host-cygwin.c: New file to support precompiled
1313 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1314 * config.host: Use above files for cygwin host.
1316 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1318 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1319 ordering ops from earlier change.
1321 2005-03-07 Per Bothner <per@bothner.com>
1323 Various fixes to allow us to again build if --enable-mapped-location:
1324 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1325 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1326 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1327 local variable loc. Change logic appropriately.
1328 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1329 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1330 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1331 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1332 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1334 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1336 PR rtl-optimization/19683
1337 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1338 number of bytes, to smallest_int_for_mode. Fix arguments to
1339 REG_CANNOT_CHANGE_MODE_P.
1341 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1343 * reorg.c (relax_delay_slots): Check that the jump is
1344 conditional before trying to invert it.
1346 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1348 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1351 * calls (stack_arg_under_construction): Make it static.
1353 * flow.c (regs_live_at_setjmp): Make it static.
1354 * flow.h: Remove the corresponding prototype.
1356 * reload1.c (reload_startobj, reload_firstobj,
1357 something_needs_operands_changed, reload_inherited,
1358 reload_inheritance_insn, reload_override_in,
1359 reload_spill_index): Make them static.
1361 * recog.c (verify_changes): Make it static.
1362 * recog.h: Remove the corresponding prototype.
1364 * cfgbuild.c (find_sub_basic_blocks): Remove.
1365 * basic-block.h: Remove the corresponding prototype.
1366 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1368 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1370 * tree-ssa-operands.c (check_build_stmt): Remove.
1372 * stor-layout.c (set_alignment): Remove.
1373 * tree.h: Remove the corresponding prototype.
1375 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1377 * tree-ssa-dce.c (control_dependence_map,
1378 visited_control_parents): Make them static.
1380 * cfghooks.c (verify_flow_info): Remove local variable
1383 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1386 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1388 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1390 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1392 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1394 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1395 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1396 PARALLEL for an empty structure.
1398 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1400 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1402 * fold-const.c (fold_binary): Unroll the very first "for"
1405 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1407 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1408 redundant match_code test.
1409 (scc_comparison_operator): Swap match_operand and match_code
1411 (branch_positive_comparison_operator): Same.
1412 (trap_comparison_operator): Use comparison_operator and swap with
1415 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1418 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1419 (out_movhi_r_mr): Read low byte of volatile MEM first.
1420 (out_movhi_mr_r): Write high byte of volatile MEM first.
1422 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1424 * cselib.c (reg_values, reg_values_size): Make them static.
1426 * cse.c (cse_reg_info_table): Make it static.
1428 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1430 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1432 * cse.c (find_best_addr): Use canon_for_address.
1434 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1436 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1437 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1438 SUBREG and MEM, respectively.
1440 * fold-const.c (fold_binary): Use code instead of t.
1442 * fold-const.c (optimize_minmax_comparison): Take decomposed
1443 arguments code, type, op0, and op1 instead of t.
1444 (fold_binary): Update a call to optimize_minmax_comparison.
1446 * fold-const.c (fold_range_test): Take decomposed arguments
1447 code, type, op0, and op1 instead of t.
1448 (fold_binary): Update a call to fold_range_test.
1450 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1451 decomposed arguments code, type, op0, and op1 instead of t.
1452 (fold_binary): Update a call to fold_range_test.
1454 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1456 * fold-const.c (fold_binary): Avoid directly using the original
1457 expression t as much as possible.
1459 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1461 * c-semantics.c (build_stmt): Use TYPE_P instead of
1462 IS_NON_TYPE_CODE_CLASS.
1463 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1464 (NON_TYPE_CHECK): Use TYPE_P instead of
1465 IS_NON_TYPE_CODE_CLASS.
1467 * fold-const.c (fold): Remove handling of binary expressions.
1469 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1471 * doc/c-tree.texi: Wrap comments in @r{}.
1472 * doc/cpp.texi: Likewise.
1473 * doc/cppinternals.texi: Likewise.
1474 * doc/extend.texi: Likewise.
1475 * doc/md.texi: Likewise.
1476 * doc/objc.texi: Likewise.
1477 * doc/sourcebuild.texi: Likewise.
1478 * doc/tm.texi: Likewise.
1481 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1483 * predict.c (apply_return_prediction): Standardize PHI chain
1485 * tree-ssa.c (ssa_redirect_edge): Likewise.
1487 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1488 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1491 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1492 * tree-flow.h: Adjust the prototype for remove_phi_node.
1493 * lambda-code.c (perfect_nestify): Adjust a call to
1496 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1497 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1499 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1500 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1501 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1502 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1504 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1505 of GEN_INT (trunc_int_for_mode (...)).
1506 * loop-iv.c (iv_number_of_iterations): Likewise.
1507 * postreload.c (reload_cse_move2add): Likewise.
1508 * simplify-rtx.c (simplify_const_unary_operation,
1509 simplify_const_binary_operation): Likewise.
1510 * stor-layout.c (get_mode_bounds): Likewise.
1512 * fold-const.c (fold_binary): New.
1513 (fold): Call fold_binary on binary expressions.
1515 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1517 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1518 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1519 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1520 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1521 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1523 2005-03-04 Devang Patel <dpatel@apple.com>
1525 PR tree-optimization/18815
1526 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1527 loops with zero exit edges.
1529 2005-03-04 Devang Patel <dpatel@apple.com>
1531 * doc/invoke.texi: Remove reference to webpage that does not exist.
1533 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1534 Joseph S. Myers <joseph@codesourcery.com>
1537 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1538 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1539 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1540 * pa.c (get_plabel): Change argument to symbol_ref. Call
1541 maybe_get_identifier instead of get_identifier.
1542 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1543 (struct deferred_plabel): Replace name field with symbol field.
1544 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1545 ASM_OUTPUT_EXTERNAL_REAL is defined.
1546 (output_global_address): Use output_addr_const for output of all
1548 (output_deferred_plabels): Use symbol_ref instead of name for address
1550 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1551 ASM_OUTPUT_SYMBOL_REF): New macros.
1552 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1554 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1557 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1559 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1560 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1562 2005-03-04 Jeff Law <law@redhat.com>
1564 * basic-block.h (rediscover_loops_after_threading): Declare.
1565 * tree-ssa-dom.c: Include cfgloop.h.
1566 (tree_ssa_dominator_optimize): Discover loops and some basic
1567 properties. Remove forwarder blocks recreated by loop header
1568 canonicalization. Also mark backedges in the CFG.
1569 * tree-ssa-threadupdate.c: Include cfgloop.h
1570 (rediscover_loops_after_threading): Define.
1571 (struct local_info): New field, JUMP_THREADED.
1572 (prune_undesirable_thread_requests): New function.
1573 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1574 then record that fact for the callers of redirct_edges.
1575 (thread_block): If BB has incoming backedges, then call
1576 prune_undesirable_thraed_requests. Note when we are
1577 going to have to rediscover loop information. Return a
1578 boolean indicating if any jumps were threaded.
1579 (thread_through_all_blocks): Bubble up boolean indicating
1580 if any jumps were threaded.
1581 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1582 (tree-ssa-threadupdate.o): Similarly.
1584 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1586 * fold-const.c (fold_ternary): Unroll the "for" loop to
1589 2005-03-04 Andrew Haley <aph@redhat.com>
1591 * unwind-dw2-fde-glibc.c (struct
1592 unw_eh_callback_data.check_cache): New field.
1593 (frame_hdr_cache): New.
1594 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1595 Cache frame header info.
1597 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1599 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1600 (print_c_condition): Declare.
1601 * read-rtl.c (ptr_loc): New structure.
1602 (ptr_locs, ptr_loc_obstack, joined_conditions)
1603 (joined_conditions_obstack): New variables.
1604 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1605 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1606 (join_c_conditions, print_c_condition): New functions.
1607 (apply_macro_to_string): Associate the new string with the same
1608 source location as the old one.
1609 (add_condition_to_string): Use join_c_conditions.
1610 (read_string): Use set_rtx_ptr_loc to record a filename and line
1611 number for the string.
1612 (read_rtx): Initialize the new variables above.
1613 * genattrtab.c (write_test_expr, write_attr_value): Use
1615 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1616 comment above the GCC_VERSION check.
1617 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1618 Inline the definition of MAYBE_EVAL.
1619 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1620 * genoutput.c (process_template): Likewise.
1621 * genpreds.c (write_predicate_subfunction): Likewise.
1622 (write_predicate_expr): Use print_c_condition.
1623 * genrecog.c (write_cond): Likewise.
1624 * gensupport.c (process_rtx): Use join_c_conditions to join the
1625 conditions of a define_insn_and_split. Record a source location
1626 for the string after the "&&".
1627 (alter_test_for_insn): Use join_c_conditions.
1629 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1632 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1633 PR tree-optimization/15784
1634 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1637 2005-03-04 Ben Elliston <bje@au.ibm.com>
1639 * gcc.c (option_map): Add --coverage.
1640 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1641 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1642 * config/darwin.h: Pass -lgcov for `coverage'.
1643 * doc/invoke.texi (Debugging Options): Document --coverage.
1645 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1647 * gcse.c (bypass_block): Use find_edge wherever possible.
1649 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1653 * c-opts.c (c_common_parse_file): Call start_source_file
1654 and end_source_file at the approriate times.
1656 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1657 the main file, it will be done for us now.
1659 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1661 * fold-const.c (fold_ternary): New.
1662 (fold): Call fold_ternary on ternary expressions. Remove
1663 handling of ternary expressions.
1665 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1667 PR tree-optimization/15784
1668 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1671 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1673 * config/rs6000/predicates.md (branch_comparison_operator):
1674 Convert from C block to conditional format.
1676 2005-03-03 Jan Hubicka <jh@suse.cz>
1678 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1679 and non-constant public variables.
1681 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1683 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1686 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1689 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1690 calls to release_ssa_name and release_phi_node.
1692 * fold-const.c (fold): Remove handling of unary expressions.
1694 * fold-const.c (fold_unary): Avoid directly using the original
1695 expression t as much as possible.
1697 2005-03-03 Roger Sayle <roger@eyesopen.com>
1698 Andrew Pinski <pinskia@physics.uc.edu>
1700 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1701 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1703 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1705 Describe special registers SRP and MOF as allocatable registers.
1706 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1707 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1708 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1709 TARGET_HAS_MUL_INSNS.
1710 (cris_print_operand) <case 'd'>: New case.
1711 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1712 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1714 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1715 (REG_ALLOC_ORDER): Update for MOF.
1716 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1718 (GENERAL_REGS): No longer a define of ALL_REGS.
1719 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1720 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1722 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1723 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1724 (SECONDARY_RELOAD_CLASS): Define.
1725 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1726 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1727 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1728 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1729 (REGISTER_MOVE_COST): Define.
1730 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1731 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1732 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1733 (CRIS_MOF_REGNUM): New define_constants.
1734 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1736 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1738 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1739 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1740 Adjust for MOF being properly described as a register.
1741 (indir_to_reg_split): Name this split. Conditionalize on the
1742 destination register being a general register.
1743 (movei): Conditionalize on on operands 0 and 1 having the same
1746 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1749 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1750 -mcpu to override any other explicitly given flags.
1752 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1754 * recog.c (verify_changes, confirm_change_group): New functions,
1755 broken out of apply_change_group.
1756 (apply_change_group): Use them.
1757 * recog.h (verify_change, confirm_change_group): Declare.
1758 * rtl.h (redirect_jump_2): Declare.
1759 * jump.c (redirect_exp, invert_exp): Delete.
1760 (invert_exp_1): Take second parameter. Return value. Changed caller.
1761 (redirect_jump_2): New function, broken out of redirect_jump.
1762 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1763 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1764 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1766 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1768 * varasm.c (named_section): Use xstrdup rather than doing it by
1771 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1773 2005-03-02 Devang Patel <dpatel@apple.com>
1775 Undo PR tree-optimization/18815 fix.
1777 2005-03-02 Devang Patel <dpatel@apple.com>
1779 PR tree-optimization/18815
1780 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1781 loops with zero exit edges.
1783 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1785 * cfg.c (connect_src, connect_dest, disconnect_src,
1786 disconnct_dest): New.
1787 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1788 redirect_edge_pred): Use the new functions.
1790 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1791 free_dominance_info only when needed.
1793 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1796 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1797 (reg_or_sub_cint64_operand): Same.
1799 2005-03-02 Jeff Law <law@redhat.com>
1801 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1802 CFG_ALTERED in the main DOM iteration loop.
1804 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1807 * varasm.c (initializer_constant_valid_p): Allow conversions
1808 between OFFSET_TYPEs. Tidy.
1810 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1812 * config/cris/cris.md ("return"): Remove epilogue delay list
1815 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1817 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1819 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1821 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1823 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1824 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1825 config/m68k/m68k.c, config/mips/mips.h,
1826 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1827 doc/include/gcc-common.texi: Update copyright.
1829 PR middle-end/18029 and PR middle-end/18030
1830 * expr.c (optimize_bitfield_assignment_op): Add a special case
1831 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1833 * fold-const.c (fold_unary): New.
1834 (fold): Call fold_unary on unary expressions.
1836 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1838 * cgraph.h (struct cgraph_edge): Add prev_caller and
1840 (cgraph_node_remove_callees): Export.
1841 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1843 (cgraph_edge_remove_callee): New function.
1844 (cgraph_edge_remove_caller): Likewise.
1845 (cgraph_remove_edge): Use.
1846 (cgraph_redirect_edge_callee): Likewise.
1847 (cgraph_node_remove_callees): New function.
1848 (cgraph_node_remove_callers): Likewise.
1849 (cgraph_remove_node): Use.
1850 * tree-optimize.c (tree_rest_of_compilation): Use
1851 cgraph_node_remove_callees instead of manual loop.
1852 * cgraphunit.c (cgraph_finalize_function): Likewise.
1853 (cgraph_expand_function): Likewise.
1854 (cgraph_remove_unreachable_nodes): Likewise.
1856 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1859 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1861 * c-decl.c (undeclared_variable): Take location as argument.
1862 * c-typeck.c (build_external_ref): Likewise.
1863 * c-parser.c (c_parser_postfix_expression): Pass location of
1864 identifier to build_external_ref.
1866 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1868 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1869 CCEQ mode for branch_positive_comparison_operator test.
1870 * config/rs6000/predicates (branch_comparison_operator): Revert to
1872 (scc_comparison_operator): Same.
1873 (branch_positive_comparison_operator): Same.
1875 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1877 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1878 (cris_delay_slots_for_epilogue): Remove.
1879 (save_last): Move into cris_target_asm_function_epilogue.
1880 (cris_target_asm_function_epilogue): Remove tests for file being
1882 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1883 (cris_delay_slots_for_epilogue): Remove prototypes.
1884 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1885 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1887 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1889 * config/rs6000/predicates.md (branch_comparison_operator): Change
1890 to define_special_predicate.
1891 (scc_comparison_operator): Same.
1892 (branch_positive_comparison_operator): Same.
1894 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1896 * Makefile.in (tree-ssa-sink.o): New.
1897 (OBJS-common): Add tree-ssa-sink.o.
1898 * common.opt: Add -ftree-sink
1899 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1900 * timevar.def (TV_TREE_SINK): new timevar.
1901 * tree-flow.h (is_hidden_global_store): Prototype.
1902 * tree-optimize.c (init_tree_optimization_passes): Add
1904 * tree-pass.h (pass_sink_code): New.
1905 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1906 for non-obvious global store store to is_hidden_global_store, and
1907 call that new function.
1908 * tree-ssa-sink.c: New file.
1909 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1910 * doc/passes.texi: Document forward store motion.
1911 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1912 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1913 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1914 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1916 2005-03-01 Per Bothner <per@bothner.com>
1918 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1919 and we have a non-zero column-number, add it to the message.
1920 Also factor out the diagnostic_kind_text.
1922 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1924 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1925 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1926 flow_loop_scan): Removed.
1927 (flow_loop_dump): Do not dump removed fields.
1928 (flow_loop_free): Do not free removed fields.
1929 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1930 (loop_exit_edge_p): New function.
1931 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1932 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1933 num_exits, exits_doms.
1934 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1935 LOOP_EDGES, LOOP_ALL): Removed.
1936 (flow_loop_scan): Declaration removed.
1937 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1938 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1940 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1941 (if_convert): Call flow_loops_find and flow_loops_free
1942 when calling mark_loop_exit_edges.
1943 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1944 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1945 free_dominance_info calls.
1946 * loop-init.c (flow_loops_find): Ditto.
1947 * passes.c (rest_of_handle_branch_prob): Ditto.
1948 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1949 * loop-unroll.c (analyze_insns_in_loop): Do not use
1951 * predict.c (predict_loops): Do not call flow_loop_scan.
1952 Use get_loop_exit_edges.
1953 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1954 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1955 Do not use EDGE_LOOP_EXIT.
1956 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1957 to bb_with_exit_edge_p.
1958 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1959 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1960 to bb_with_exit_edge_p.
1961 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1963 * tree-loop-linear.c (linear_transform_loops): Do not call
1964 flow_loop_scan. Use loop->single_exit.
1965 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1966 (vect_analyze_loop_form): Do not call flow_loop_scan.
1967 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1969 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1971 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1972 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1973 slpeel_tree_duplicate_loop_to_edge_cfg,
1974 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1975 Use loop_preheader_edge and loop->single_exit. Do not call
1978 2005-03-01 Nick Clifton <nickc@redhat.com>
1980 * config/arm/arm.c (thumb_find_work_register): Check all of the
1981 argument registers to see if they are free, and a couple of
1982 special cases where the last argument register but can be proved
1983 to be available during the function's prologue.
1984 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1985 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1986 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1988 (thumb_compute_save_reg_mask): Likewise. Also use
1989 thumb_find_work_register() to ensure that there is agreement about
1990 which work register is going to be used in the prologue.
1991 (thumb_output_function_prologue): Use unsigned long as the type
1992 for the register bit-mask. Also delay pushing the link register if
1993 other high registers are going to be pushed.
1994 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1995 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1996 redundant prototypes.
1998 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2001 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2002 and after reload in REG+REG indexed addresses without REG_POINTER
2003 set in the base and not set in the index.
2005 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2007 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2008 Don't undefine here.
2009 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2010 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2011 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2012 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2013 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2015 * config.gcc (sh*-*-linux*): Use config/linux.h.
2017 2005-02-28 Dale Johannesen <dalej@apple.com>
2018 Stan Shebs <shebs@apple.com>
2020 Rewrite of 64-bit Darwin structure-by-value pass/return.
2021 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2022 intoffset, use_stack, named.
2023 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2024 (rs6000_darwin64_record_arg_advance_flush): New.
2025 (rs6000_darwin64_record_arg_advance_recurse): New.
2026 (rs6000_darwin64_record_arg_flush): New.
2027 (rs6000_darwin64_record_arg_recurse): New.
2028 (rs6000_darwin64_record_arg): New.
2029 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2030 (function_arg_boundary): Handle 128-bit aligned structs.
2031 (function_arg_advance): Rewrite darwin64 struct handling.
2032 (function_arg): Call rs6000_darwin64_record_arg.
2033 (function_arg_partial_nregs): Handle darwin64 structs.
2034 (rs6000_darwin64_function_value): Remove.
2035 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2037 2005-02-28 Roger Sayle <roger@eyesopen.com>
2039 PR tree-optimization/20216
2040 * tree-chrec.c (tree_fold_factorial): Delete.
2041 (tree_fold_binomial): Change argument list to take a return type
2042 and change the type of K to unsigned int. Rewrite to avoid explicit
2043 evaluation of factorials, and (recursively) calling fold to perform
2044 compile-time arithmetic. Return NULL on (internal) overflow.
2045 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2046 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2047 if any intermediate calculation overflows.
2048 (chrec_apply): Update call to chrec_evaluate.
2050 2005-02-28 James E Wilson <wilson@specifixinc.com>
2052 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2054 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2057 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2058 instead of NULL_TREE on error.
2060 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2062 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2063 (EASY_VECTOR_15_ADD_SELF): Remove.
2064 (num_insns_constant_wide): Not static.
2065 (validate_condition_mode): Not static.
2066 (toc_relative_expr_p): Not static.
2067 (legitimate_indirect_address_p): Not static.
2068 (macho_lo_sum_memory_operand): Not static.
2069 (invalid_e500_subreg): Not static.
2070 (easy_vector_same): Not static.
2071 (easy_vector_splat_const): Not static.
2072 (RS6000_SYMBOL_REF_TLS_P): Remove.
2073 (any_operand): Delete.
2074 (any_parallel_operand): Delete.
2075 (count_register_operand): Delete.
2076 (altivec_register_operand): Delete.
2077 (xer_operand): Delete.
2078 (s8bit_cint_operand): Delete.
2079 (short_cint_operand): Delete.
2080 (u_short_cint_operand): Delete.
2081 (non_short_cint_operand): Delete.
2082 (exact_log2_cint_operand): Delete.
2083 (gpc_reg_operand): Delete.
2084 (cc_reg_operand): Delete.
2085 (cc_reg_not_cr0_operand): Delete.
2086 (reg_or_short_operand): Delete.
2087 (reg_or_neg_short_operand): Delete.
2088 (reg_or_aligned_short_operand): Delete.
2089 (reg_or_u_short_operand): Delete.
2090 (reg_or_cint_operand): Delete.
2091 (reg_or_arith_cint_operand): Delete.
2092 (reg_or_add_cint64_operand): Delete.
2093 (reg_or_sub_cint64_operand): Delete.
2094 (reg_or_logical_cint_operand): Delete.
2095 (got_operand): Delete.
2096 (got_no_const_operand): Delete.
2097 (easy_fp_constant): Delete.
2098 (easy_vector_constant): Delete.
2099 (easy_vector_constant_add_self): Delete.
2100 (zero_constant): Delete.
2101 (zero_fp_constant): Delete.
2102 (volatile_mem_operand): Delete.
2103 (offsettable_mem_operand): Delete.
2104 (mem_or_easy_const_operand): Delete.
2105 (add_operand): Delete.
2106 (non_add_cint_operand): Delete.
2107 (logical_operand): Delete.
2108 (non_logical_cint_operand): Delete.
2109 (mask_operand): Delete.
2110 (mask_operand_wrap): Delete.
2111 (mask64_operand): Delete.
2112 (mask64_2_operand): Delete.
2113 (and64_operand): Delete.
2114 (and64_2_operand): Delete.
2115 (and_operand): Delete.
2116 (reg_or_mem_operand): Delete.
2117 (lwa_operand): Delete.
2118 (symbol_ref_operand): Delete.
2119 (call_operand): Delete.
2120 (current_file_function_operand): Delete.
2121 (input_operand): Delete.
2122 (rs6000_nonimmediate_operand): Delete.
2123 (rs6000_tls_symbol_ref): Delete.
2124 (save_world_operation): Delete.
2125 (restore_world_operation): Delete.
2126 (load_multiple_operation): Delete.
2127 (store_multiple_operation): Delete.
2128 (vrsave_operation): Delete.
2129 (mfcr_operation): Delete.
2130 (mtcrf_operation): Delete.
2131 (lmw_operation): Delete.
2132 (stmw_operation): Delete.
2133 (branch_comparison_operator): Delete.
2134 (branch_positive_comparison_operator): Delete.
2135 (scc_comparison_operator): Delete.
2136 (trap_comparison_operator): Delete.
2137 (boolean_operator): Delete.
2138 (boolean_or_operator): Delete.
2139 (min_max_operator): Delete.
2140 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2141 (EASY_VECTOR_15): Moved to here.
2142 (EASY_VECTOR_15_ADD_SELF): Move to here.
2143 (PREDICATE_CODES): Delete.
2144 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2145 Declare functions no longer static.
2146 * config/rs6000/predicates.md: New.
2147 * config/rs6000/rs6000.md: Include predicates.md
2149 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2151 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2152 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2154 * cfgrtl.c (need_fake_edge_p): Likewise.
2155 * combine.c (distribute_notes): Likewise.
2156 * emit-rtl.c (try_split): Likewise.
2157 * recog.c (peephole2_opimize): Likewise.
2158 * reg-notes.def (ALWAYS_RETURN): Remove.
2159 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2160 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2161 * tree.h (ECF_ALWAYS_RETURN): Remove.
2163 2005-02-28 Roger Sayle <roger@eyesopen.com>
2166 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2167 between different machine modes is never a "useless" conversion.
2169 2005-02-28 Geert Bosch <bosch@gnat.com>
2172 * doc/contrib.texi: List contributors for Ada front end
2174 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2176 * simplify-rtx.c (simplify_unary_operation_1,
2177 simplify_const_unary_operation): New, extracted from...
2178 (simplify_unary_operation): ... this one.
2179 (simplify_binary_operation_1,
2180 simplify_const_binary_operation): New, extracted from...
2181 (simplify_binary_operation): ... this one.
2182 * rtl.h (simplify_const_unary_operation,
2183 simplify_const_binary_operation): Add prototypes.
2185 2005-02-28 Julian Brown <julian@codesourcery.com>
2187 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2188 building libjava and caused PR regression/20228.
2190 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2193 * Makefile.in (host_subdir): New.
2194 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2195 * configure: Regenerate.
2197 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2199 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2200 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2201 installation directory first.
2203 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2206 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2207 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2208 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2209 * config/cris/cris.md: Tweak comments referring to Q.
2210 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2211 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2212 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2213 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2214 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2215 Insert spaces in constraints to align alternatives vertically for
2217 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2220 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2222 PR rtl-optimization/17728
2223 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2224 operand 0 from general_operand to move_dest_operand.
2226 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2228 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2229 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2230 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2231 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2233 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2235 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2236 * configure: Regenerate.
2237 * libada-mk.in: Remove CC; rename
2238 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2240 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2243 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2244 for the lhs, also walk over the tree. Likewise for rhs.
2246 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2248 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2249 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2250 Do not propagate value of iv before increment over the increment.
2252 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2254 * c-parser.c: New file.
2255 * c-parse.in: Remove.
2256 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2258 (c-parser.o): Add dependencies.
2259 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2260 maintainer-clean, TAGS): Update.
2261 * c-config-lang.in (gtfiles): Update.
2262 * gengtype-lex.l: Don't handle "@@".
2263 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2264 objc_build_synchronized, objc_begin_try_stmt,
2265 objc_begin_catch_clause, objc_finish_catch_clause,
2266 objc_build_finally_clause, objc_finish_try_stmt): New.
2267 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2269 (c_parse_init): Update comment.
2270 * c-decl.c (c_init_decl_processing): Update comment.
2271 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2272 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2273 new c_declspecs members.
2275 2005-02-25 Julian Brown <julian@codesourcery.com>
2277 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2278 from being used for symbols with vague linkage when
2279 HAVE_GAS_COMDAT_GROUP is true.
2281 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2283 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2285 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2288 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2289 (LIBGCC2_HAS_DF_MODE): New.
2290 (LIBGCC2_HAS_XF_MODE): New.
2291 (LIBGCC2_HAS_TF_MODE): New.
2292 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2293 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2294 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2295 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2296 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2297 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2298 and add _fixtfdi, _fixunstfdi, _floatditf
2299 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2300 L_fixunstfdi, L_floatditf.
2301 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2302 (LIBGCC2_HAS_TF_MODE): Define.
2304 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2306 PR tree-optimization/20204
2307 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2308 REWRITE_THIS_STMT markers on PHI nodes.
2309 (rewrite_initialize_block): Likewise.
2311 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2313 * version.c (version_string): Update to 4.1.
2315 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2317 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2318 Clarify that the alternative way doesn't work in GNU C++.
2320 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2322 PR tree-optimization/19937
2323 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2324 to the type of the induction variable.
2326 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2328 PR rtl-optimization/20117
2329 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2330 the block including noncopyable insn.
2332 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2334 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2335 calls to find_reg_note.
2337 2005-02-24 Richard Henderson <rth@redhat.com>
2340 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2343 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2345 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2346 vector types if to use base reg for misaligned non-word ld/std.
2348 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2351 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2352 dwarf2 label manually and put it after, not before the prologue.
2354 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2357 * reload.c (operands_match_p): Only increment register number for
2358 SCALAR_INT_MODE_P modes in multiple hard registers.
2360 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2363 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2365 * ChangeLog.5: Fix log message typo(s).
2366 * ChangeLog.7: Likewise.
2367 * ChangeLog.tree-ssa: Likewise.
2368 * cfgexpand.c: Fix comment typo(s).
2369 * conflict.c: Likewise.
2370 * defaults.h: Likewise.
2371 * dwarf2out.c: Likewise.
2373 * ggc-page.c: Likewise.
2374 * tree-eh.c: Likewise.
2375 * tree-ssa-dom.c: Likewise.
2377 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2380 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2381 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2382 if SHARED is defined.
2385 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2386 allow splitting only if operands 0 and 3 don't overlap.
2388 2005-02-24 Richard Henderson <rth@redhat.com>
2391 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2392 (fold_builtin_1): Call them.
2393 * fold-const.c (fold_complex_mult_parts): Split out from ...
2394 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2395 (fold_complex_div_parts, fold_complex_div): New.
2397 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2399 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2401 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2402 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2404 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2405 (print_node): Likewise.
2406 Print TYPE_SIZES_GIMPLIFIED.
2408 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2410 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2411 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2412 operands as commutative in constraints.
2414 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2416 * tree-into-ssa.c: Re-organize internal functions.
2418 2005-02-24 Richard Henderson <rth@redhat.com>
2421 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2423 * common.opt (fcx-limited-range): New.
2424 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2425 * toplev.c (flag_complex_method): Initialize to 1.
2426 (process_options): Set flag_complex_method to 0 if
2427 flag_cx_limited_range.
2428 * doc/invoke.texi (-fcx-limited-range): New.
2430 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2432 * cse.c (delete_trivially_dead_insns): Speed up by using
2433 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2436 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2438 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2439 functions when -mid-shared-library is being used.
2441 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2443 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2444 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2445 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2446 * system.h: Poison LINK_LIBGCC_SPECIAL.
2448 2005-02-23 James E Wilson <wilson@specifixinc.com>
2450 * gengtype.c (note_insn_name): Make 1 element larger.
2452 2005-02-23 Roger Sayle <roger@eyesopen.com>
2455 PR rtl-optimization/20097
2456 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2457 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2459 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2461 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2462 * t-aix52 (SHLIB_INSTALL): Same.
2464 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2466 * genpreds.c: Update copyright.
2468 2005-02-23 Michael Beach <michaelb@ieee.org>
2471 * config/sparc/t-elf (startup files): Assemble with CPP.
2473 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2475 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2476 (write_predicate_expr): Likewise.
2478 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2480 PR tree-optimization/20100
2481 PR tree-optimization/20115
2482 * tree-optimize.c (init_tree_optimization_passes): Remove
2483 pass_maybe_create_global_var.
2484 * tree-pass.h (pass_maybe_create_global_var): Remove.
2485 * tree-ssa-alias.c (aliases_computed_p): Declare.
2486 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2487 (count_calls_and_maybe_create_global_var): Remove.
2488 (pass_maybe_create_global_var): Remove.
2489 (init_alias_info): Do not declare aliases_computed_p.
2490 (maybe_create_global_var): If the function contains no
2491 call-clobbered variables and a mix of pure/const and regular
2492 function calls, create .GLOBAL_VAR.
2493 Mark all call-clobbered variables for renaming.
2494 (merge_pointed_to_info): Update comment.
2495 (add_pointed_to_var): Likewise.
2496 (is_escape_site): Likewise.
2497 Accept struct alias_info * instead of size_t *.
2499 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2501 * tree-ssa-operands.c (get_call_expr_operands): If
2502 ALIASES_COMPUTED_P is false, do not add call-clobbering
2504 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2505 (delete_tree_ssa): Likewise.
2507 2005-02-22 James E Wilson <wilson@specifixinc.com>
2509 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2510 (do_compile): Do call it here.
2512 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2514 PR rtl-optimization/20017.
2515 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2516 rest_of_handle_cse2, rest_of_handle_gcse): Call
2517 delete_dead_jumptables immediately before calling cleanup_cfg.
2519 2005-02-22 Devang Patel <dpatel@apple.com>
2522 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2525 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2527 * config/rs6000/aix.h (WINT_TYPE): Define.
2529 2005-02-22 Stan Shebs <shebs@apple.com>
2531 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2532 natural alignment for 64-bit Darwin.
2533 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2535 * doc/invoke.texi: Document this.
2537 2005-02-22 DJ Delorie <dj@redhat.com>
2539 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2540 to make_[un]signed_type, not the mode itself.
2542 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2544 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2545 not available. Use tail calls wherever possible.
2546 (make_edge): Call unchecked_make_edge to create an edge.
2548 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2549 (coalesce_ssa_name): Don't check for
2550 SSANORM_USE_COALESCE_LIST.
2551 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2553 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2555 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2556 (rewrite_into_ssa): ... here.
2558 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2560 PR tree-optimization/19786
2561 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2562 tag to another's may-alias bitmap when adding to the other's list.
2564 2005-02-21 DJ Delorie <dj@redhat.com>
2566 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2567 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2568 registers in unsupported ways.
2569 * expmed.c (init_expmed): Likewise.
2571 2005-02-21 Stan Cox <scox@redhat.com>
2573 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2575 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2577 * tree-cfg.c (fold_cond_expr_cond): New.
2578 (make_edges): Call fold_cond_expr_cond.
2579 (find_taken_edge): Accept nothing but INTEGER_CST.
2580 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2582 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2584 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2585 that do not belong to any basic block.
2587 2005-02-21 Jeff Law <law@redhat.com>
2589 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2592 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2594 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2595 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2596 Adjust their definitions.
2597 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2598 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2600 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2601 genautomata.c, langhooks.c, langhooks.h, system.h,
2602 config/arm/lib1funcs.asm: Update copyright.
2604 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2606 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2608 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2611 * doc/install.texi: Document --with-gc.
2613 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2615 * simplify-rtx.c (simplify_unary_operation): Add a missing
2618 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2620 PR tree-optimization/18663
2621 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2622 if the type has variable bounds.
2624 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2626 * gcse.c: Remove an obsolete comment.
2628 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2630 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2632 * doc/extend.texi (Function Attributes) <Attribute const>: The
2633 attribute "pure" is below this text, not above.
2635 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2637 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2638 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2639 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2641 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2644 * langhooks.h (struct lang_hooks): Add to_target_charset.
2645 * langhooks.c (lhd_to_target_charset): New function.
2646 * langhooks-def.h: Declare lhd_to_target_charset.
2647 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2648 (LANG_HOOKS_INITIALIZER): Update.
2649 * c-common.c (c_common_to_target_charset): New function.
2650 * c-common.h: Declare it.
2651 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2652 c_common_to_target_charset.
2654 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2655 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2657 * system.h: Poison them.
2658 * doc/tm.texi: Don't discuss them.
2659 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2660 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2661 (pp_c_char): Do not attempt to generate letter escapes for
2663 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2664 * config/mips/mips.c (mips_output_ascii): Likewise.
2666 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2668 PR tree-optimization/19951
2669 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2672 2005-02-19 Steven Bosscher <stevenb@suse.de>
2675 * function.h (struct function): New field `max_loop_depth'.
2676 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2677 (flow_loops_find): Reset the max loop depth count before finding loops.
2678 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2679 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2680 (calculate_global_regs_live): Make sure the loop will terminate
2681 when the initial sets are not empty.
2683 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2685 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2687 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2689 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2692 * doc/invoke.texi: Remove documentation of %M spec.
2694 (init_spec): Remove %M suffix from -lgcc_s.
2695 (do_spec_1): Remove 'M' case.
2696 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2697 to put shared libraries in the multilib directory. Remove the
2698 shlib_so_soname substitution variable. Don't add a multilib encoding
2699 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2700 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2701 SHLIB_INSTALL as well as SHLIB_LINK.
2702 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2703 (SHLIB_NAME): Delete.
2704 (SHLIB_DIR): New macro.
2705 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2706 (SHLIB_INSTALL): Adjust accordingly.
2707 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2708 * config/t-slibgcc-sld: Likewise.
2709 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2710 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2711 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2713 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2714 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2715 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2716 Use @shlib_base_name@ instead of @shlib_so_name@.
2717 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2718 and @shlib_base_name@.so in @multilib_dir@.
2719 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2720 to the install path.
2721 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2722 (SHLIB_LINK): Remove previous workaround.
2723 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2724 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2725 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2727 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2728 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2729 (SHLIB_INSTALL): Adjust accordingly.
2730 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2731 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2732 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2733 config/t-slibgcc-elf-ver.
2735 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2736 Jakub Jelinek <jakub@redhat.com>
2738 PR tree-optimization/19828
2739 * tree-ssa-loop-im.c: Add a TODO comment.
2740 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2741 without side-effects.
2743 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2745 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2748 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2750 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2751 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2752 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2754 (ia64_reorg): Delete fixup_errata call.
2755 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2756 (TARGET_SWITCHES): Delete -mb-step entry.
2758 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2761 * c-typeck.c (composite_type): Handle quals in transparent unions.
2762 (type_lists_compatible_p): Likewise.
2764 2005-02-18 Stan Shebs <shebs@apple.com>
2766 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2767 expressions in the .literal8 section.
2769 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2771 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2773 2005-02-18 Roger Sayle <roger@eyesopen.com>
2775 * fold-const.c (constant_boolean_node): Always create values of the
2776 specified type, don't bother calling truthvalue_conversion.
2778 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2780 * except.c (output_function_exception_table): Call
2781 assemble_external_libcall (eh_personality_libfunc).
2783 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2786 * config/ia64/ia64.h (struct machine_function): Add state_num.
2787 * config/ia64/ia64.c (process_epilogue,
2788 process_for_unwind_directive): Use new unwind state numbers each
2789 time rather than state 1.
2791 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2794 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2795 before the "*llgt_didi" pattern.
2797 2005-02-18 Jason Merrill <jason@redhat.com>
2799 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2801 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2803 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2804 (div0): Use it in place of ARM_FUNC_ALIAS.
2805 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2807 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2810 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2811 access, the lower bound of the array type if it exists.
2813 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2816 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2817 cases that are out-of-range for the index type.
2819 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2821 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2822 (estimate_case_costs): Don't call convert.
2823 * expmed.c (expand_shift): Likewise.
2824 (make_tree): Call fold_convert instead of convert.
2826 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2829 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2830 that ref to be marked MEM_READONLY_P doesn't have base that needs
2833 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2835 * genautomata.c (output_get_cpu_unit_code_func,
2836 output_cpu_unit_reservation_p): Don't generate old-style function
2839 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2842 PR tree-optimization/20009
2843 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2845 PR tree-optimization/18947
2846 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2847 inline, remove all nodes that are inlined into the extern inline
2850 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2852 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2853 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2854 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2855 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2858 2005-02-17 Roger Sayle <roger@eyesopen.com>
2860 PR tree-optimization/19917
2861 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2862 to be potentially trapping.
2864 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2866 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2868 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2870 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2871 tem becomes a local variable which is set to the value of the
2872 back end defined INITIAL_FRAME_ADDRESS macro.
2873 (expand_builtin_frame_address): Omit the base parameter to
2874 expand_builtin_return_addr.
2875 (expand_builtin_profile_func): Likewise.
2876 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2877 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2878 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2880 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2882 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2883 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2884 * config/frv/frv.c (frv_function_epilogue): Likewise.
2886 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2888 * lambda-code (perfect_nestify): Remove mark/unmark
2890 * tree-loop-linear.c (linear_transform_loops): Add
2891 rewrite_into_ssa call so that ssa is correct for
2892 rewriting into loop closed.
2894 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2896 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2897 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2899 * bt-load.c (btr_def_live_range, combine_btr_defs,
2900 migrate_btr_def, migrate_btr_defs): Likewise.
2901 * cfgcleanup.c (thread_jump): Likewise.
2902 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2903 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2904 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2905 df_rd_local_compute, df_reg_info_compute): Likewise.
2906 * dominance.c (init_dom_info, free_dom_info): Likewise.
2907 * flow.c (init_propagate_block_info,
2908 free_propagate_block_info): Likewise.
2909 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2910 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2911 modify_reg_pav): Likewise.
2912 * loop-invariant.c (find_defs, find_invariant_insn,
2913 find_invariants, free_inv_motion_data): Likewise.
2914 * predict.c (tree_predict_by_opcode,
2915 estimate_bb_frequencies): Likewise.
2916 * stmt.c (expand_case): Likewise.
2917 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2918 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2919 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2920 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2921 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2922 rewrite_ssa_into_ssa): Likewise.
2923 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2924 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2925 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2926 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2927 * tree-sra.c (tree_sra): Likewise.
2928 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2929 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2930 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2931 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2932 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2933 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2935 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2936 calculate_live_on_entry, calculate_live_on_exit,
2937 build_tree_conflict_graph): Likewise.
2938 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2939 record_important_candidates, set_use_iv_cost, find_depends,
2940 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2941 tree_ssa_iv_optimize_finalize): Likewise.
2942 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2943 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2944 tree_duplicate_loop_to_header_edge): Likewise.
2945 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2946 * tree-ssa.c (verify_flow_insensitive_alias_info,
2947 verify_name_tags, verify_ssa, init_tree_ssa,
2948 delete_tree_ssa): Likewise.
2949 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2950 fini_ssanames): Likewise.
2951 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2953 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2955 * config/rs6000/t-rtems: Completely reworked.
2957 2005-02-17 Ira Rosen <irar@il.ibm.com>
2959 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2961 2005-02-17 Ira Rosen <irar@il.ibm.com>
2963 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2964 POINTER_TYPE_P when checking that type is a pointer.
2965 (vect_get_memtag): Remove.
2966 (vect_address_analysis): Use POINTER_TYPE_P. Call
2967 vect_object_analysis with dummy parameter for memtag.
2968 (vect_object_analysis): Extract memtag (functionality that
2969 used to be in vect_get_memtag and moved here). Fix printings.
2970 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2971 with correct parameters. Remove call to vect_get_memtag.
2973 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2975 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2976 (tree-vectorizer.o): Added missing dependencies.
2978 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2980 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2981 declaration in tree-vectorizer.c, now has an extern declaration in
2983 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2984 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2985 get_vectype_for_scalar_type, vect_is_simple_use,
2986 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2987 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2988 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2989 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2990 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2991 find_loop_location): Likewise.
2993 * tree-vectorizer.c (langhooks.h): #include removed.
2994 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2995 moved to tree-vectorized.h.
2996 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2997 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2998 get_vectype_for_scalar_type, vect_is_simple_use,
2999 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3000 vect_supportable_dr_alignment, new_loop_vec_info,
3001 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3002 vect_set_verbosity_level, find_loop_location): Likewise.
3004 (vect_analyze_loop): Function externalized. Declaration moved to
3005 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3006 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3007 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3008 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3009 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3010 vect_enhance_data_refs_alignment, vect_analyze_operations,
3011 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3012 vect_stmt_relevant_p, vect_get_loop_niters,
3013 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3014 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3015 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3016 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3017 vect_get_memtag): Likewise.
3019 (vectorizable_load): Function externalized. Declaration moved to
3020 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3021 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3022 vect_transform_loop): Likewise.
3023 (vect_transform_stmt): Moved to tree-vect-transform.c.
3024 (vect_align_data_ref, vect_create_destination_var,
3025 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3026 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3027 vect_get_vec_def_for_operand, vect_init_vector,
3028 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3029 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3030 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3031 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3032 vect_do_peeling_for_loop_bound): Likewise.
3034 * tree-vect-analyze.c: New file.
3035 * tree-vect-transform.c: New file.
3037 2005-02-17 Jason Merrill <jason@redhat.com>
3039 PR mudflap/19319, c++/19317
3040 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3043 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3045 * doc/install.texi (Specific): Update link for Darwin-specific
3048 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3050 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3051 constant_boolean_node.
3053 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3056 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3057 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3059 2005-02-16 Richard Henderson <rth@redhat.com>
3062 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3064 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3065 replace uses with Wtype_MAXp1_F.
3066 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3067 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3068 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3069 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3070 and HAVE_TFMODE as appropriate.
3071 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3072 (__floatdisf): Likewise.
3073 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3074 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3075 (Wtype_MAXp1_F): New.
3076 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3077 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3079 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3082 * arm.c (arm_apply_result_size): New function.
3083 * arm.h (APPLY_RESULT_SIZE): Define.
3084 * arm-protos.h (arm_apply_result_size): Add prototype.
3085 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3086 (movxf): New expand.
3087 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3088 (call_value_symbol): Remove predicate for operand 0.
3089 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3090 (untyped_call): Rework to correclty return values for any type.
3091 (untyped_return): New expand.
3092 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3094 2005-02-16 Stan Shebs <shebs@apple.com>
3096 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3097 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3099 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3101 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3102 configure settings on Solaris 7 and later.
3104 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3106 PR tree-optimization/19865
3107 * tree-optimize.c (init_tree_optimization_passes): Run
3108 pass_may_alias after pass_sra.
3110 2005-02-16 Richard Henderson <rth@redhat.com>
3111 Stuart Hastings <stuart@apple.com>
3114 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3115 Do nothing if debug info suppressed for this function.
3116 (dbxout_begin_function): Early exit if debug info suppressed for
3119 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3122 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3124 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3126 PR tree-optimization/19967
3127 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3128 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3129 argument TYPE. Adjust calls to fold_builtin_XXX.
3130 (expand_builtin, fold_builtin_1): Adjust calls to
3132 (fold_builtin_strchr, fold_builtin_strpbrk,
3133 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3134 result to a requested type TYPE.
3136 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3139 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3140 (T)x & (T)cst if (T)cst overflows.
3141 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3142 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3144 2005-02-15 Jeff Law <law@redhat.com>
3146 * gcse.c (blocks_with_calls): New bitmap.
3147 (alloc_gcse_mem): Allocate it.
3148 (free_gcse_mem): Free it.
3149 (clear_modifY_mem_tables): Clear it.
3150 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3151 when we encounter CALL_INSNs.
3152 (compute_transp, case MEM): Handle blocks with calls separate
3153 from blocks without calls. Use bitmap iterators rather than
3156 2005-02-15 Peter O'Gorman <peter@pogma.com>
3159 * mklibgcc.in (vis_hide): Use a temporary object file, not
3162 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3165 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3166 access optimization.
3168 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3169 Alan Modra <amodra@bigpond.net.au>
3172 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3173 (_xlqsub): Rename to __gcc_qsub.
3174 (_xlqmul): Rename to __gcc_qmul.
3175 (_xlqdiv): Rename to __gcc_qdiv.
3176 Provide versioned symbol aliases with old names.
3177 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3178 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3179 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3180 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3181 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3183 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3185 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3186 Fold ~(A - 1) and ~(A + -1) to -A.
3188 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3192 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3193 config/pa/pa-host.c:pa_gt_pch_use_address.
3195 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3197 * tree-vn.c (get_value_handle): Make sure that given an
3198 is_gimple_min_invariant expression, we always return it.
3200 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3202 * passes.c (rest_of_handle_gcse): Fix a comment.
3204 2005-02-15 Jeff Law <law@redhat.com>
3206 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3208 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3209 (canon_list_insert, record_last_mem_set_info): Similarly.
3210 (clear_modify_mem_tables): Similarly.
3212 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3214 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3215 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3216 config/mips/mips.md, config/rs6000/aix.h,
3217 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3219 2005-02-15 Richard Henderson <rth@redhat.com>
3221 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3222 call to be best_edge.
3224 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3226 * basic-block.h: Adjust the prototype for find_basic_blocks.
3227 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3228 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3231 * flow.c (recompute_reg_usage): Remove all arguments.
3232 * passes.c (rest_of_compilation): Adjust the call to
3233 recompute_reg_usage.
3234 * rtl.h: Adjust the prototype for recompute_reg_usage.
3236 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3238 * tree-dump.c (dump_files): Update to reflect new member
3240 (dump_register): Add new argument.
3242 (dump_switch_p_1): Check against glob name if doglob was passed.
3243 (dump_switch_p): Check against regular first, then glob if
3244 we didn't have any hits on the dump name.
3245 * tree-optimize.c (register_one_dump_file):
3246 Pass in glob name as well.
3247 * tree-pass.h (struct dump_file_info): Add glob
3250 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3252 PR preprocessor/16323
3253 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3255 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3258 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3259 (trunctfdf2_internal1): New.
3260 (trunctfdf2_internal2): Renamed from trunctfdf2.
3262 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3264 PR tree-optimization/19853
3265 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3267 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3269 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3270 delete_dead_jumptables and cleanup_cfg.
3272 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3274 * reload.c (find_reloads): Swap address_reloaded flags when
3275 swapping commutative operands.
3277 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3279 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3280 Use standard_iv_increment_position for computing the bsi position
3282 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3285 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3288 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3289 life range of hard registers.
3290 * value-prof.c (insn_prefetch_values_to_profile): Only
3293 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3294 profile in libcalls.
3296 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3298 * bitmap.h (bitmap_and_compl_into): Return bool.
3299 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3301 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3303 PR tree-optimization/19944
3304 * fold-const.c (fold): Re-add ABS_EXPR folding.
3306 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3309 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3310 {TARGET,MASK}_XL_COMPAT.
3311 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3313 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3314 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3316 (rs6000_arg_partial_bytes): Same.
3317 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3318 and XL compatibility enabled.
3319 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3320 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3321 test to final condition.
3322 (cmptf_internal2): New.
3323 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3324 xl-compat. Add TFmode information to description.
3326 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3328 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3330 2005-02-13 Jason Merrill <jason@redhat.com>
3333 * fold-const.c (fold_indirect_ref_1): Split out from...
3334 (build_fold_indirect_ref): Here.
3335 (fold_indirect_ref): New fn.
3336 * tree.h: Declare it.
3337 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3338 (gimplify_modify_expr_rhs): Likewise.
3339 (gimplify_expr): Likewise.
3341 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3343 PR tree-optimization/14303
3344 PR tree-optimization/15784
3345 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3346 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3347 ABS_EXPR<x> != 0 to x != 0.
3349 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3351 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3352 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3353 spelling conventions.
3355 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3356 delete_trivially_dead_insns too many times.
3358 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3361 2005-02-12 Ira Rosen <irar@il.ibm.com>
3363 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3364 (vect_is_simple_iv_evolution): Remove redundant parameter
3366 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3367 without last parameter.
3368 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3369 Return pointer step. Call vect_is_simple_iv_evolution without
3370 last parameter. Check only that the step is multiple of size
3371 type. Remove stmt_vinfo updates.
3372 (vect_get_memtag_and_dr): Remove.
3373 (vect_get_memtag): New function.
3374 (vect_address_analysis): New function.
3375 (vect_object_analysis): New function.
3376 (vect_analyze_data_refs): Call vect_object_analysis and
3377 vect_get_memtag. Update stmt_vinfo fields.
3379 2005-02-12 Ira Rosen <irar@il.ibm.com>
3381 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3382 exist and are objects. Remove checks for pointer.
3383 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3384 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3385 (vect_create_data_ref_ptr): Likewise.
3386 (vect_base_addr_differ_p): New function.
3387 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3388 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3389 Don't set the DR_BASE_NAME field of data-ref.
3390 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3392 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3394 * optabs.h (enum optab_index): Add new OTI_ldexp.
3395 (ldexp_optab): Define corresponding macro.
3396 * optabs.c (init_optabs): Initialize ldexp_optab.
3397 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3399 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3401 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3402 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3404 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3405 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3408 2005-02-12 Ira Rosen <irar@il.ibm.com>
3410 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3412 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3414 (vect_get_base_and_offset): Always return an address.
3415 (vect_create_addr_base_for_vector_ref): Remove treatment for
3416 different data reference types.
3417 (vect_compute_data_ref_alignment): Rename base to base_address in
3418 stmt_vec_info. Get the object in order to force its alignment.
3419 (vect_get_memtag_and_dr): Rename base to base_address in
3420 stmt_vec_info. Extract the object for memtag analysis.
3422 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3424 PR regression/19898.
3425 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3426 changes cc_status, use apply modified_in_p to part of cc_status
3427 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3430 2005-02-11 Richard Henderson <rth@redhat.com>
3432 * tree-complex.c (expand_complex_libcall): New.
3433 (expand_complex_multiplication): Use it for c99 compliance.
3434 (expand_complex_division): Likewise.
3435 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3437 * builtins.c (built_in_names): Remove const.
3438 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3440 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3441 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3442 (built_in_names): Remove const.
3443 * c-common.c (c_common_type_for_mode): Handle complex modes.
3444 * flags.h, toplev.c (flag_complex_method): Rename from
3445 flag_complex_divide_method.
3446 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3447 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3448 * libgcc2.h: Declare them.
3449 * libgcc-std.ver: Export them.
3450 * mklibgcc.in (lib2funcs): Build them.
3452 2005-02-11 Steven Bosscher <stevenb@suse.de>
3454 PR tree-optimization/19876
3455 Partially revert my change from 2005-01-14
3456 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3457 (compute_antic): ...and remove the loop here.
3459 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3462 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3463 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3465 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3466 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3468 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3470 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3471 offsets for the big-endian 32-bit case.
3473 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3475 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3477 2005-02-11 Dale Johannesen <dalej@apple.com>
3479 * cselib.c (cselib_process_insn): Clear out regs where
3480 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3481 * reload.c (find_equiv_reg): Ditto.
3483 2005-02-11 Ian Lance Taylor <ian@airs.com>
3485 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3488 * tree.c (build_function_type_list): Work correctly if there are
3491 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3493 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3494 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3495 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3496 TARGET_ZARCH instead of TARGET_64BIT.
3498 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3500 * config/rs6000/t-rtems:
3501 (MULTILIB_OPTIONS): Remove mcpu=602.
3502 (MUTLILIB_DIRNAMES): Remove m602.
3503 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3504 Let mcpu=602 match mcpu=603.
3505 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3507 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3509 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3512 2005-02-10 David Daney <ddaney@avtrex.com>
3514 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3515 * config/i386/linux-unwind.h: Likewise.
3516 * config/ia64/linux-unwind.h: Likewise.
3517 * config/mips/linux-unwind.h: Likewise.
3518 * config/pa/linux-unwind.h: Likewise.
3519 * config/rs6000/linux-unwind.h: Likewise.
3520 * config/s390/linux-unwind.h: Likewise.
3521 * config/sh/linux-unwind.h: Likewise.
3522 * config/sparc/linux-unwind.h: Likewise.
3524 2005-02-10 Steven Bosscher <stevenb@suse.de>
3526 PR tree-optimization/17549
3527 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3528 TER to replace a DEF with its expression if the DEF and the
3529 rhs of the expression we replace into have the same root
3532 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3534 * config/mips/mips.md: Fix the placement of the match_scratch in the
3537 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3539 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3542 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3544 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3545 (strip_offset): Handle addresses.
3546 (add_address_candidates): Use strip_offset.
3547 (difference_cost): Reflect strip_offset change.
3548 (force_var_cost, difference_cost): Strip nops.
3550 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3552 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3554 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3555 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3556 config/cris/cris-protos.h, config/cris/cris.c: Update
3559 2005-02-10 Jeff Law <law@redhat.com>
3561 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3562 (lookup_avail_expr): Similarly.
3564 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3566 * builtins.c (fold_builtin_powi): New function.
3567 (fold_builtin_1): Call it.
3569 2005-02-10 Steven Bosscher <stevenb@suse.de>
3571 PR documentation/19309
3572 * doc/cpp.texi: The __GNUC__ and related predefined macros
3573 are also defined for the "standalone" cpp.
3574 Some non-GCC compilers may also define __GNUC__.
3576 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3579 * c-typeck.c (common_type): New routine. Old common_type renamed
3581 (c_common_type): ...this.
3582 (build_conditional_expr, build_binary_op): Use c_common_type instead
3585 2005-02-10 Steven Bosscher <stevenb@suse.de>
3587 * doc/md.texi: Replace @samp{length} with @code{length}.
3589 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3591 PR tree-optimization/18687
3592 * tree-flow.h (find_loop_niter): Declare.
3593 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3594 Try using scev even for loops with more than one exit.
3595 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3596 (struct ivopts_data): Added niters field.
3597 (struct nfe_cache_elt): New.
3598 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3600 (tree_ssa_iv_optimize_init): Initialize niters cache.
3601 (determine_number_of_iterations): Removed.
3602 (find_induction_variables): Do not call determine_number_of_iterations.
3603 Access niters for single exit through niter_for_single_dom_exit.
3604 (add_iv_outer_candidates): Access niters for single exit through
3605 niter_for_single_dom_exit.
3606 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3607 number_of_iterations_cond.
3608 (iv_period): New function.
3609 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3610 (may_replace_final_value): Take data argument. Use
3611 niter_for_single_dom_exit.
3612 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3613 (rewrite_use_compare): Pass data to may_eliminate_iv.
3614 (rewrite_use_outer): Pass data to may_replace_final_value.
3615 (free_loop_data): Clean up the niters cache.
3616 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3617 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3618 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3619 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3620 (num_ending_zeros): Moved to tree.c.
3621 * tree.h (num_ending_zeros): Declare.
3622 * tree.c (num_ending_zeros): Moved from tree.c.
3624 2005-02-09 Richard Henderson <rth@redhat.com>
3626 * builtins.c (DEF_BUILTIN): Add COND argument.
3627 * tree.h (DEF_BUILTIN): Likewise.
3628 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3629 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3631 (DEF_BUILTIN_STUB): New.
3632 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3633 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3634 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3635 * c-common.c (DEF_BUILTIN): Add COND argument.
3636 * tree.c (local_define_builtin): New.
3637 (build_common_builtin_nodes): New.
3639 2005-02-09 Roger Sayle <roger@eyesopen.com>
3641 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3642 floating point expression ignoring the sign of the result.
3643 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3644 (fold) <MULT_EXPR>: Use it to simplify x*x.
3645 * tree.h (fold_strip_sign_ops): Prototype here.
3646 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3647 argument. Use fold_strip_sign_ops to simplify the first argument.
3648 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3649 first argument when the second argument is an even integer
3650 constant, but only with -funsafe_math_optimizations.
3651 (fold_builtin_1): Update call to fold_builtin_copysign.
3653 2005-02-09 Ian Lance Taylor <ian@airs.com>
3656 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3657 just check whether EH_FILTER_FAILURE falls through.
3659 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3661 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3662 insns return to ready list in the next turn.
3664 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3667 * builtins.def: New __builtin_powi[lf].
3668 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3669 (expand_builtin_powi): New function.
3670 (expand_builtin): Dispatch to expand_builtin_powi.
3671 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3672 * libgcc2.c: Add __builtin_powi[lf] implementation.
3673 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3674 * optabs.h: Add powi_optab.
3675 * optabs.c (init_optabs): Initialize powi_optab.
3676 * doc/extend.texi: Document __builtin_powi[lf].
3678 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3680 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3683 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3686 * fold-const.c (try_move_mult_to_index): Remove redundant
3687 type argument. Create ADDR_EXPR with correct type.
3688 (fold): Update callers of try_move_mult_to_index. Convert
3689 result to the appropriate type.
3691 2005-02-09 Roger Sayle <roger@eyesopen.com>
3694 * config/avr/avr.c (default_rtx_costs): Delete.
3695 (avr_operand_rtx_cost): New function.
3696 (avr_rtx_costs): Completely rewrite.
3698 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3701 * config/cris/cris.c (in_code): New variable.
3702 (cris_output_addr_const): Now a static function, a wrapper for
3704 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3705 case from old cris_output_addr_const.
3706 (cris_asm_output_label_ref): Similar for LABEL_REF.
3707 (cris_output_addr_const_extra): Similar for UNSPEC.
3708 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3709 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3710 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3712 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3713 (cris_asm_output_label_ref): Declare.
3715 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3717 PR preprocessor/19801
3718 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3719 filenames that changed when libcpp was moved to the toplevel.
3721 2005-02-07 Roger Sayle <roger@eyesopen.com>
3723 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3724 zero extensions of BImode operands. Call lowpart_subreg instead
3725 of gen_lowpart_common and gen_lowpart_SUBREG.
3727 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3730 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3731 * configure.ac: Set cc_for_cross_gnattools.
3732 * configure: Regenerate.
3734 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3737 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3739 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3742 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3743 of nested functions.
3745 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3747 * doc/extend.texi: Document deprecated extensions allowing
3748 static floating-point members to have initializers and allowing
3749 floating-point literals in integral constant expressions.
3751 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3753 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3754 config/darwin7.h, config/mips/mips.c,
3755 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3758 * cse.c: Update comments.
3760 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3763 * builtins.c (fold_builtin_sqrt): Transform
3764 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3767 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3768 Dorit Naishlos <dorit@il.ibm.com>
3770 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3771 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3772 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3774 * tree.h (vect_set_verbosity_level): New extern function declaration
3776 * tree-vectorizer.h (verbosity_levels): New enum type.
3777 * tree-vectorizer.c (vect_debug_stats): Function removed.
3778 (vect_debug_details): Likewise.
3779 (vect_verbosity_level): Global variable was defined and initialized.
3780 (vect_dump): Global variable definition.
3781 (vect_print_dump_info): New function.
3782 (vect_set_dump_settings): New function.
3783 (vect_set_verbosity_level): New function.
3784 (vectorize_loops): Add call to vect_set_dump_settings.
3786 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3787 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3788 (slpeel_tree_peel_loop_to_edge): Likewise.
3790 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3791 appropriate verbosity level instead of call to vect_debug_details
3792 or vect_debug_stats.
3793 (vect_get_base_and_offset):
3794 (vect_create_addr_base_for_vector_ref):
3795 (get_vectype_for_scalar_type):
3796 (vect_create_data_ref_ptr):
3798 (vect_get_vec_def_for_operand):
3799 (vect_finish_stmt_generation):
3800 (vectorizable_assignment):
3801 (vectorizable_operation):
3802 (vectorizable_store):
3803 (vectorizable_load):
3804 (vect_transform_stmt):
3805 (vect_update_ivs_after_vectorizer):
3806 (vect_do_peeling_for_loop_bound):
3807 (vect_update_inits_of_drs):
3808 (vect_do_peeling_for_alignment):
3809 (vect_transform_loop):
3810 (vect_is_simple_use):
3811 (vect_analyze_operations):
3812 (vect_is_simple_iv_evolution):
3813 (vect_analyze_scalar_cycles):
3814 (vect_analyze_data_ref_dependence):
3815 (vect_analyze_data_ref_dependences):
3816 (vect_compute_data_ref_alignment):
3817 (vect_enhance_data_refs_alignment):
3818 (vect_analyze_data_refs_alignment):
3819 (vect_analyze_data_ref_access):
3820 (vect_analyze_data_ref_accesses):
3821 (vect_analyze_pointer_ref_access):
3822 (vect_get_memtag_and_dr):
3823 (vect_analyze_data_refs):
3824 (vect_mark_relevant):
3825 (vect_stmt_relevant_p):
3826 (vect_mark_stmts_to_be_vectorized):
3827 (vect_can_advance_ivs_p):
3828 (vect_get_loop_niters):
3829 (vect_analyze_loop_form):
3830 (vect_analyze_loop):
3831 (vectorize_loops): Likewise.
3833 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3834 (vect_update_inits_of_drs):
3835 (vect_do_peeling_for_alignment):
3836 (vect_transform_loop):
3837 (vect_analyze_operations):
3838 (vect_analyze_scalar_cycles):
3839 (vect_analyze_data_ref_dependences):
3840 (vect_analyze_data_refs_alignment):
3841 (vect_analyze_data_ref_accesses):
3842 (vect_analyze_data_refs):
3843 (vect_mark_stmts_to_be_vectorized):
3844 (vect_get_loop_niters):
3845 (vect_analyze_loop_form):
3846 (vect_analyze_loop): Likewise.
3847 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3849 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3853 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3854 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3855 either -ffast-math or -funsafe-math-optimizations is in use.
3857 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3858 * config/mips/irix-csr.c: New file.
3859 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3860 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3861 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3864 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3866 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3867 redundant, incorrect definitions.
3869 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3871 ("*tls_indirect_call"): New, reference hard regs directly.
3872 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3874 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3876 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3877 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3879 2005-02-06 Roger Sayle <roger@eyesopen.com>
3881 PR rtl-optimization/19800
3882 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3883 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3886 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3888 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3890 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3893 * doc/invoke.texi: Correct documentation of -freorder-functions.
3895 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3898 * doc/invoke.texi: Don't mention gccbug.
3900 2005-02-06 Roger Sayle <roger@eyesopen.com>
3901 Andrew Pinski <pinskia@physics.uc.edu>
3902 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3904 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3905 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3906 into just (zero_extract:SI FOO (const_int 1) BAR).
3908 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3910 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3911 macro locally. Don't give last revision date. Use GCC version
3912 number from gcc-common.texi.
3913 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3914 revision date. Use GCC version number from gcc-common.texi.
3915 Describe being a library as current state rather than as 3.x
3917 * doc/gcc.texi: Remove last update date.
3918 * doc/gccint.texi: Likewise. Update copyright dates.
3919 * doc/install.texi: Update copyright dates.
3921 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3924 * doc/invoke.texi: Mention for each option included in -Wall that
3925 it is included in -Wall.
3926 * doc/gcc.texi: Update copyright and last modification date.
3928 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3930 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3931 unnecessary cast to original induction variable increments.
3933 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3935 PR tree-optimization/18219
3936 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3937 in distributed form.
3939 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3941 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3942 Set bitpos and offset later in the function. Do nothing if the
3943 target is a register and if the bitfield lies completely outside
3945 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3946 here. Return an uninitialised register if the source value is stored
3947 in a register and the bitfield lies completely outside that register.
3949 2005-02-06 Steven Bosscher <stevenb@suse.de>
3951 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3954 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3956 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3958 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3960 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3961 * config/darwin8.h: New.
3962 * config/darwin7.h: Update comment.
3964 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3965 Dorit Naishlos <dorit@il.ibm.com>
3967 * tree-vectorizer.h (LOC): New type.
3968 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3969 (loop_line_number): New field in struct _loop_vec_info.
3970 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3972 * tree-vectorizer.c (input.h): Included.
3973 (find_loop_location): New function.
3974 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3975 loop line number removed.
3976 (vect_debug_details): Likewise.
3977 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3979 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3980 call to vect_debug_details/stats changed from loop to loop_loc.
3981 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3982 (slpeel_tree_peel_loop_to_edge): Likewise.
3984 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3985 changed from NULL to UNKNOWN_LOC.
3986 (vect_get_base_and_offset):
3987 (vect_create_addr_base_for_vector_ref):
3988 (get_vectype_for_scalar_type):
3989 (vect_create_data_ref_ptr):
3991 (vect_get_vec_def_for_operand):
3992 (vect_finish_stmt_generation):
3993 (vectorizable_assignment):
3994 (vectorizable_operation):
3995 (vectorizable_store):
3996 (vectorizable_load):
3997 (vect_transform_stmt):
3998 (vect_update_ivs_after_vectorizer):
3999 (vect_do_peeling_for_loop_bound):
4000 (vect_do_peeling_for_alignment):
4001 (vect_transform_loop):
4002 (vect_is_simple_use):
4003 (vect_analyze_operations):
4004 (vect_is_simple_iv_evolution):
4005 (vect_analyze_scalar_cycles):
4006 (vect_analyze_data_ref_dependences):
4007 (vect_compute_data_ref_alignment):
4008 (vect_enhance_data_refs_alignment):
4009 (vect_analyze_data_ref_access):
4010 (vect_analyze_data_ref_accesses):
4011 (vect_analyze_pointer_ref_access):
4012 (vect_get_memtag_and_dr):
4013 (vect_analyze_data_refs):
4014 (vect_mark_relevant):
4015 (vect_stmt_relevant_p):
4016 (vect_mark_stmts_to_be_vectorized):
4017 (vect_can_advance_ivs_p):
4018 (vect_get_loop_niters):
4019 (vect_analyze_loop):
4020 (vectorize_loops): Likewise.
4022 (vectorizable_load): Argument in call to vect_debug_details/stats
4023 changed from loop to LOOP_LOC (loop_vinfo).
4024 (vect_transform_loop):
4025 (vect_analyze_operations):
4026 (vect_analyze_scalar_cycles):
4027 (vect_analyze_data_ref_dependence):
4028 (vect_enhance_data_refs_alignment):
4029 (vect_analyze_data_ref_accesses):
4030 (vect_analyze_pointer_ref_access):
4031 (vect_analyze_data_refs):
4032 (vect_analyze_loop): Likewise.
4034 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4035 changed from loop to loop_loc.
4037 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4039 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4040 Dorit Naishlos <dorit@il.ibm.com>
4042 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4044 (vect_analyze_data_ref_dependences): Likewise.
4046 (vect_is_simple_use): Argument changed from loop structure to
4047 loop_vect_info structure.
4048 (vect_can_advance_ivs_p): Likewise.
4049 (vect_create_index_for_vector_ref): Likewise.
4050 (vect_update_ivs_after_vectorizer): Likewise.
4051 (new_stmt_vec_info): Likewise.
4053 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4054 changed from loop to loop_vinfo.
4055 (vect_create_data_ref_ptr): First argument in call to
4056 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4057 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4058 was changed from loop to loop_vinfo.
4059 (vectorizable_operation): Likewise.
4060 (vectorizable_store): Likewise.
4061 (vect_mark_stmts_to_be_vectorized): Likewise.
4062 (vect_do_peeling_for_loop_bound): First argument in call to
4063 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4064 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4065 was changed from loop to loop_vinfo.
4066 (vect_analyze_data_ref_dependences): Third argument in call to
4067 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4069 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4070 (vect_create_data_ref_ptr): Likewise.
4071 (vect_init_vector): Likewise.
4072 (vect_get_vec_def_for_operand): Likewise.
4073 (vectorizable_assignment): Likewise.
4074 (vectorizable_operation): Likewise.
4075 (vectorizable_store): Likewise.
4076 (vectorizable_load): Likewise.
4077 (vect_update_ivs_after_vectorizer): Likewise.
4078 (vect_is_simple_use): Likewise.
4079 (vect_analyze_data_ref_dependence): Likewise.
4080 (vect_analyze_pointer_ref_access): Likewise.
4081 (vect_can_advance_ivs_p): Likewise.
4083 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4084 before _stmt_vec_info.
4085 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4086 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4087 (new_stmt_vec_info): Argument changed from loop structure to
4088 loop_vect_info structure
4090 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4091 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4092 (vect_create_addr_base_for_vector_ref): Likewise.
4093 (vect_analyze_pointer_ref_access): Likewise.
4095 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4098 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4099 phi flag if the phi is abnormal.
4101 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4104 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4105 information for the new statement.
4107 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4110 * gcc.c (main): Include the target in -v output.
4112 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4114 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4115 Do not drop the extend if we'd have to add a paradoxical subreg
4116 later. Include optabs.h and insn-codes.h.
4117 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4119 2005-02-02 Roger Sayle <roger@eyesopen.com>
4122 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4123 * fold-const.c (const_binop): Avoid constant folding floating
4124 point operations in modes that use composite representations.
4125 * simplify-rtx.c (simplify_binary_operation): Likewise.
4127 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4129 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4131 (altivec_dstt): Likewise.
4132 (altivec_dstst): Likewise.
4133 (altivec_dststt): Likewise.
4134 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4137 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4139 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4140 EXPR_LOCUS from orig_cond to the new cond_stmt.
4141 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4144 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4146 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4147 standard_iv_increment_position. Remove call to bsi_next
4148 (no need to bump the iterator anymore).
4149 (vect_create_index_for_vector_ref): Call
4150 standard_iv_increment_position. Remove second function argument.
4151 (vect_finish_stmt_generation): Remove call to bsi_next
4152 (no need to bump the iterator anymore).
4153 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4154 to vect_create_index_for_vector_ref.
4156 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4158 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4159 phis are used out of the loop.
4161 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4164 * c-decl.c (undef_nested_function): New variable.
4165 (pop_scope): Diagnose undefined nested functions.
4166 (finish_function): Don't attempt cgraph processing or genericizing
4167 if current top-level function contained an undefined nested
4168 function. Reset undef_nested_function at the end of a top-level
4171 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4173 * tree.c (build_int_cst_type): Take sign of the value into account
4174 when deciding whether sign extend the value.
4176 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4179 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4180 (cpp_options, cc1_options): Change %{std*&ansi} to
4181 %{std*&ansi&trigraphs}.
4183 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4185 * cse.c: Update comments.
4187 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4189 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4190 arguments go on the stack. Do not put complex doubles in odd/even
4193 2005-02-02 Steven Bosscher <stevenb@suse.de>
4195 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4196 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4197 -ftree-pre, and -fthread-jumps.
4199 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4201 PR tree-optimization/19578
4202 * tree-flow.h (modified_noreturn_calls): Declare.
4203 (noreturn_call_p): Declare.
4204 * tree-flow-inline.h (noreturn_call_p): New function.
4205 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4206 * tree-cfg.c (modified_noreturn_calls): New variable.
4207 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4208 that contain a mid-block noreturn call.
4209 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4211 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4213 * df.c (df_def_record_1, df_uses_record): Don't use
4215 * df.h (DF_FOR_REGALLOC): Remove.
4217 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4220 * c-typeck.c (really_start_incremental_init): Reset
4221 constructor_max_index for arrays of incomplete type.
4223 2005-02-02 Jeff Law <law@redhat.com>
4225 * gcse.c (struct reg_set): Store the block index where the register
4226 was set rather than the setting insn.
4227 (record_one_set, compute_transp): Corresponding changes.
4228 (pre_insert_copy_insn): Do not call replace_one_set.
4229 (replace_one_set): Remove.
4231 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4234 * doc/gcov.texi: Fix typo.
4236 2005-02-01 Richard Henderson <rth@redhat.com
4239 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4240 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4242 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4243 * config/i386/i386-protos.h: Update.
4245 2005-02-01 Steven Bosscher <stevenb@suse.de>
4247 PR tree-optimization/19217
4248 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4249 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4250 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4251 that it is walking a PHI node.
4253 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4255 * doc/extend.texi (Nested Functions): Update.
4257 2005-02-01 Richard Henderson <rth@redhat.com>
4260 * optabs.c (expand_copysign_absneg): Export.
4261 * optabs.h (expand_copysign_absneg): Declare.
4262 * config/rs6000/rs6000.md (copysigntf3): New.
4264 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4266 PR tree-optimization/19633
4267 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4268 * tree-ssa-alias.c (init_alias_info): Initialize.
4269 (merge_pointed_to_info): Set.
4270 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4271 (dump_points_to_info_for): Show value of pt_null.
4272 (struct count_ptr_d): Declare.
4273 (find_ptr_dereference): Remove.
4274 (ptr_is_dereferenced_by): Remove.
4275 (count_ptr_derefs): New local function.
4276 (count_uses_and_derefs): New local function.
4277 (compute_points_to_and_addr_escape): Call it. If the number
4278 of dereferences is greater than zero, mark the pointer as
4279 dereferenced. If there are fewer dereferences than uses of
4280 the pointer, the pointer's value escapes.
4282 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4284 PR tree-optimization/19670
4285 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4287 (verify_use): ... set it here, instead.
4289 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4291 * doc/sourcebuild.texi (Test directives): Fix formatting.
4293 * doc/sourcebuild.texi (Test directives): Describe selector
4296 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4298 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4299 specific 64-bit CPUs.
4301 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4304 * arm.c (arm_eliminable_register): New function.
4305 (adjacent_mem_locations): Don't allow eliminable registers. Use
4306 HOST_WIDE_INT for address offsets.
4307 * arm-protos.h (arm_eliminable_register): Add prototype.
4309 2005-02-01 Steven Bosscher <stevenb@suse.de>
4311 PR optimization/15242
4312 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4313 * basic-block.h (duplicate_computed_gotos): Add prototype.
4314 * bb-reorder.c (duplicate_computed_gotos): New function to
4315 duplicate sufficiently small blocks ending in a computed jump.
4316 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4317 if not optimizing for size.
4318 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4319 never do tail merging for blocks ending in a computed jump.
4320 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4322 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4324 Patch from Richard Sandiford <rsandifo@redhat.com>
4325 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4326 from inheriting a subreg equivalence with a non-spill register.
4328 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4330 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4332 * config/frv/frv.c (movcc_fp_destination_operand): New.
4333 (gpr_or_memory_operand): Fix typo in comment.
4334 (gpr_or_memory_operand_with_scratch): New.
4335 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4336 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4337 movcc_fp_destination_operand.
4338 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4339 Legitimize memory addresses using a scratch register.
4341 2005-01-31 Jeff Law <law@redhat.com>
4343 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4344 bitmap a sparse bitmap instead of a simple bitmap.
4345 (mark_def_sites_initialize_block): Corresponding changes.
4346 (ssa_mark_def_sites_initialize_block): Likewise.
4347 (ssa_mark_phi_uses): Likewise.
4348 (mark_def_site, ssa_mark_def_sites): Likewise.
4349 (mark_def_site_blocks): Likewise.
4350 (rewrite_ssa_into_ssa): Likewise.
4352 * tree-ssa-dom.c (record_cond): Pass correct variable type
4353 for last argument to htab_find_slot_with_hash.
4355 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4356 effects when optimizing 0 % X. Do not try to optimize X % 0.
4358 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4360 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4363 2005-02-01 Eric Christopher <echristo@redhat.com>
4365 * config/mips/mips.c (override_options): Warn if -mint64
4367 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4370 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4372 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4374 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4375 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4376 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4377 (cached_regno): Initialize to INVALID_REGNUM.
4378 (cse_reg_info_table_size,
4379 cse_reg_info_table_first_uninitialized,
4380 cse_reg_info_timestamp): New.
4381 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4383 (init_cse_reg_info, get_cse_reg_info_1): New.
4384 (get_cse_reg_info): Cache the last look-up.
4385 (new_basic_block): Update the code to clear mappings from
4386 registers to cse_reg_info entries.
4387 (cse_main): Call init_cse_reg_info.
4389 * cse.c (get_cse_reg_info): Update a comment.
4391 2005-01-31 Steven Bosscher <stevenb@suse.de>
4394 * c-decl.c (start_decl): Do not warn about arrays of elements with
4395 an incomplete type here.
4396 (grokdeclarator): Do it here by making a pedwarn an error.
4397 * c-typeck.c (push_init_level): If there were previous errors with
4398 the constructor type, do not warn about braces for initializers.
4399 (process_init_element): Likewise for excess initializer elements.
4401 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4403 * cse.c (delete_trivially_dead_insn): Don't iterate.
4405 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4407 * config/rs6000/rs6000.md (copysignsf3): New expand.
4408 (copysigndf3): Likewise.
4410 2005-01-31 Steven Bosscher <stevenb@suse.de>
4412 * recog.c (constrain_operands): Only look for earlyclobber operand
4413 conflicts if an '&' constraint was seen.
4415 2005-01-31 Marc Espie <espie@openbsd.org>
4417 * config.gcc: Don't include embedded systems fragment, switches default
4418 debugging format to ELF.
4419 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4420 longer pick it up there.
4422 2005-01-31 Dale Johannesen <dalej@apple.com>
4424 * doc/extend.texi (nested functions): Fix linkage description.
4425 Clarify that static is not allowed.
4427 2005-01-31 Dale Johannesen <dalej@apple.com>
4429 * config/rs6000/darwin.md (movsf_low_di): Make work.
4430 (movdf_low_di): Make work.
4432 2005-01-31 Dale Johannesen <dalej@apple.com>
4434 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4435 Make work for 64 bit.
4437 2005-01-31 Roger Sayle <roger@eyesopen.com>
4438 Dale Johannesen <dalej@apple.com>
4441 * fold-const.c (fold_binary_op_with_conditional_arg):
4442 Make types match original operands, before STRIP_NOPS.
4444 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4446 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4447 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4448 (struct gcc_sigcontext): Delete. Merge contents to..
4449 (struct gcc_ucontext): ..here.
4450 (get_sigcontext): Delete.
4451 (get_regs): New function, like get_sigcontext but return regs ptr.
4452 64-bit version finds regs from r1 to support vdso.
4453 (ppc_linux_aux_vector): New function.
4454 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4457 2005-01-31 Ira Rosen <irar@il.ibm.com>
4459 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4461 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4462 redundant fold. Fix misalignment for MINUS_EXPR.
4463 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4464 (vect_analyze_pointer_ref_access): Likewise.
4465 (vect_get_memtag_and_dr): Likewise.
4467 2005-01-31 Richard Henderson <rth@redhat.com>
4469 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4470 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4471 absnegdf2_i387, absnegxf2_i387): Likewise.
4473 2005-01-31 Richard Henderson <rth@redhat.com>
4476 * optabs.c (expand_copysign_absneg): New.
4477 (expand_copysign_bit): Split out from ...
4478 (expand_copysign): ... here. Use expand_copysign_absneg.
4480 2005-01-30 Roger Sayle <roger@eyesopen.com>
4483 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4484 constant as the second operand and a register as the third.
4486 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4489 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4490 that dllimport'd functions do not use all call-clobbered registers
4493 2005-01-30 Richard Henderson <rth@redhat.com>
4496 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4497 expand_abs_nojump and generalize. Use operand_subword and
4498 emit_no_conflict_block. Support large modes.
4499 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4501 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4502 negation to subtraction.
4503 (expand_copysign): Check that the format has signed zeros.
4504 Use operand_subword and emit_no_conflict_block. Support large modes.
4506 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4508 Fix PR tree-optimization/19624
4510 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4511 * tree-ssa-pre.c: Add cfgloop.h.
4513 (pre_stats): New member, constified.
4514 (inserted_exprs): New static variable.
4515 (NECESSARY): New macro.
4516 (create_expression_by_pieces): Fold the expression, and
4517 mark it as defaulting to not necessary. Also put in
4519 (fully_constant_expression): New function.
4520 (insert_into_preds_of_block): Modify to not insert phis when we
4521 are playing with induction variables.
4522 Push phis onto the inserted_exprs vector, and mark them as not
4523 necessary by default.
4524 (insert_aux): Call fully_constant_expression on eprime.
4525 If all edges produce the same value, mark it constant.
4526 (mark_operand_necessary): New function.
4527 (remove_dead_inserted_code): New function.
4528 (init_pre): Init loop optimizer to get loop info.
4529 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4530 (execute_pre): Commit edge inserts, then remove dead code.
4532 2005-01-30 Richard Henderson <rth@redhat.com>
4534 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4535 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4537 2005-01-30 Richard Henderson <rth@redhat.com>
4540 * config/i386/i386.c (ix86_expand_copysign): New.
4541 (ix86_split_copysign_const): New.
4542 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4543 rearrange op1/nmask operands.
4544 * config/i386/i386-protos.h: Update.
4545 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4546 (copysigndf3): Likewise.
4547 (copysignsf3_const, copysigndf3_const): New.
4548 (copysignsf3_var): Rename from copysignsf3, split out splitter
4549 and fix split predicate for X constraint.
4550 (copysigndf3_var): Similarly.
4552 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4554 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4555 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4556 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4558 2005-01-29 Richard Henderson <rth@redhat.com>
4561 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4562 of # and * in constraints.
4564 2005-01-29 Richard Henderson <rth@redhat.com>
4567 * expr.c (store_field): Don't strip sub-mode cast when the input
4568 data is even smaller.
4570 2005-01-29 Richard Henderson <rth@redhat.com>
4573 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4576 2005-01-29 Richard Henderson <rth@redhat.com>
4578 * combine.c (make_field_assignment): Fix argument order
4581 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4583 PR tree-optimization/15791
4584 * fold-const.c (extract_array_ref): New function.
4585 (fold): Fold comparisons between &a[i] and &a[j] or
4586 semantically equivalent trees.
4588 2005-01-29 Jeff Law <law@redhat.com>
4590 * gcse.c (insert_expr_in_table): Revamp handling of available
4591 and anticipatable occurrence lists to avoid unnecessary list
4593 (insert_set_in_table): Similarly.
4595 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4597 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4599 (c_build_qualified_type): Build qualified array types with
4600 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4601 * c-decl.c (c_make_fname_decl): Build unqualified array type
4602 before qualified type.
4603 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4604 type is qualified, not just if type itself is. Don't apply
4605 qualifiers to array type when declarator is processed. Apply
4606 qualifiers to field type whether or not it is an array type.
4607 Don't handle array types specially for applying qualifiers to
4609 * c-typeck.c (composite_type): Build unqualified element type and
4610 array type when forming composite of array types.
4611 (common_pointer_type, comptypes, comp_target_types,
4612 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4613 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4615 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4616 (args2) in variables a1 and a2.
4618 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4620 * cse.c (n_elements_made, max_elements_made): Remove.
4621 (insert): Don't touch n_elements_made.
4622 (cse_main): Don't touch n_elements_made or max_elements_made.
4624 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4627 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4628 configuration part of dp-bit.c to be lost.
4630 2005-01-28 Roger Sayle <roger@eyesopen.com>
4632 * expmed.c (expand_mult_highpart_optab): When attempting to use
4633 a non-widening multiplication in a wider mode, the operands need
4634 to be converted (zero or sign extended) to that mode.
4636 2005-01-28 Ian Lance Taylor <ian@airs.com>
4640 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4641 through if both operands fall through.
4643 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4645 * cse.c (fold_rtx) <PC>: Don't optimize.
4647 2005-01-28 Jeff Law <law@redhat.com>
4649 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4650 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4652 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4654 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4655 cse_reg_info_used_list_end): Remove.
4656 (cse_reg_info_list, cse_reg_info_list_free): New.
4657 (get_cse_reg_info): When allocating an instance of
4658 cse_reg_info, add it to the beginning of the cse_reg_info_list
4659 list. Remove code to maintain cse_reg_info_used_list.
4660 (new_basic_block): Reset the free list to the beginning of
4663 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4665 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4666 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4667 (frv_expand_mdpackh_builtin): New function.
4668 (frv_expand_builtin): Use it to expand __MDPACKH.
4669 * doc/extend.texi (__MDPACKH): Update documentation.
4671 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4673 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4674 SSE_FLOAT_MODE_P for use_sse computation.
4676 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4679 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4681 2005-01-27 Richard Henderson <rth@redhat.com>
4683 * builtins.c (expand_builtin_copysign): New.
4684 (expand_builtin): Call it.
4685 * genopinit.c (optabs): Add copysign_optab.
4686 * optabs.c (init_optabs): Initialize it.
4687 (expand_copysign): New.
4688 * optabs.h (OTI_copysign, copysign_optab): New.
4689 (expand_copysign): Declare.
4691 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4692 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4694 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4695 (ix86_expand_fp_absneg_operator): ... here.
4696 (ix86_split_copysign): New.
4697 * config/i386/i386-protos.h: Update.
4698 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4699 (copysignsf3, copysigndf3): New.
4701 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4702 (copysignsf3, ncopysignsf3): New.
4703 (copysigndf3, ncopysigndf3): New.
4704 (copysignxf3, ncopysignxf3): New.
4705 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4707 2005-01-27 Arend Bayer <arend.bayer@web.de>
4708 Kazu Hirata <kazu@cs.umass.edu>
4710 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4711 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4712 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4715 2005-01-27 Jeff Law <law@redhat.com>
4717 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4718 definitions of SSA_NAMEs which are not being rewritten.
4719 (rewrite_ssa_into_ssa): Only initialize the current definition
4720 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4721 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4722 SSA_NAMEs before returning.
4724 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4726 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4727 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4728 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4729 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4730 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4732 2005-01-27 Steven Bosscher <stevenb@suse.de>
4735 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4736 higher to -O2 and higher. Likewise for tree PRE.
4737 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4740 2005-01-27 Ian Lance Taylor <ian@airs.com>
4743 * gimple-low.c (try_catch_may_fallthru): New static function.
4744 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4745 * tree-inline.c (expand_call_inline): Don't warn about reaching
4746 the end of a non-void function being inlined if the function uses
4749 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4751 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4754 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4755 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4756 (implicitly_declare): Handle error_mark_node.
4758 2005-01-27 Richard Henderson <rth@redhat.com>
4761 * tree.h (struct tree_decl): Add debug_expr_is_from.
4762 (DECL_DEBUG_EXPR_IS_FROM): New.
4763 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4764 * dwarf2out.c (dwarf2out_var_location): Update to match.
4765 * tree-outof-ssa.c (create_temp): Likewise.
4766 * var-tracking.c (track_expr_p): Likewise.
4767 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4768 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4769 * toplev.c (default_tree_printer): Likewise.
4771 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4773 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4774 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4776 2005-01-27 Steven Bosscher <stevenb@suse.de>
4778 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4779 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4780 ASM_CLOBBERS): Add tree checks.
4782 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4783 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4784 * c-common.def (SWITCH_STMT): Update to match.
4785 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4786 macros instead of SWITCH_EXPR ones.
4787 * c-dump.c (c_dump_tree): Likewise.
4788 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4789 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4791 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4793 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4795 * unwind-dw2.c (execute_stack_op): Add missing cases for
4796 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4798 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4800 * config.gcc (Obsolete configurations): Remove 'dummy', add
4801 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4804 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4806 PR tree-optimization/19633
4807 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4809 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4810 are no call-clobbered variables.
4811 * tree-outof-ssa.c (check_replaceable): Return false for calls
4814 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4816 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4817 even for variables with NULL DECL_INITIAL.
4819 2005-01-26 Stuart Hastings <stuart@apple.com>
4821 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4823 2005-01-26 Richard Henderson <rth@redhat.com>
4826 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4828 * expr.c (store_field): Strip conversions to odd-bit-sized types
4829 if the destination field width matches.
4831 2005-01-26 Richard Henderson <rth@redhat.com>
4833 * c-decl.c, expmed.c, expr.c: Revert last change.
4835 2005-01-26 Richard Henderson <rth@redhat.com>
4838 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4840 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4841 if we don't need the bits above those present in the current mode.
4842 * expr.c (store_field): Strip conversions to odd-bit-sized types
4843 if the destination field width matches.
4845 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4847 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4848 either -ffast-math or -funsafe-math-optimizations is in use.
4850 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4854 * config/avr/avr.c (notice_update_cc): Only set condition code for
4855 ashrqi3 if shift count > 0.
4856 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4857 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4858 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4859 count <= 0 as a no-op, and shift count >= width by copying zero
4860 or sign bit to all bits of the result.
4861 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4862 count, with attribute "length" set to 0 and "cc" set to "none".
4864 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4866 * doc/invoke.texi: Document -mTLS.
4868 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4869 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4870 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4871 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4872 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4873 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4874 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4875 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4877 * configure.ac: Check for a TLS capable gas.
4879 * configure: Regenerate.
4881 2005-01-26 Richard Henderson <rth@redhat.com>
4884 * combine.c (make_field_assignment): Simplify store to zero_extract
4885 from a source with an overlapping mask.
4887 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4889 2004-11-11 Eric Christopher <echristo@redhat.com>
4891 * config/frv/frv.md: Add fr400_integer automaton. Don't
4892 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4895 2005-01-26 Steven Bosscher <stevenb@suse.de>
4898 * cfgbuild.c (make_edges): Do not clear or set
4899 current_function_has_computed_jump.
4900 * function.h (struct function): Remove the has_computed_jump field.
4901 (current_function_has_computed_jump): Do not define.
4902 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4903 in a computed jump. Ignore current_function_has_computed_jump.
4905 2005-01-26 Richard Henderson <rth@redhat.com>
4908 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4909 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4911 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4912 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4913 objects into static storage if they have more than one non-zero value.
4914 * tree.h (categorize_ctor_elements): Update decl.
4916 2005-01-26 Steven Bosscher <stevenb@suse.de>
4919 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4920 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4921 to this function from 2004-07-10.
4922 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4923 the current function for tail call optimizations if the address
4924 of one of it its arguments is taken.
4926 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4928 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4930 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4932 * function.c (expand_function_end): If current_function_calls_alloca,
4933 emit stack restore in a place that is reached when the function falls
4936 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4938 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4939 rule to avoid matching inappropriate suffix rule.
4941 2005-01-26 Jan Hubicka <jh@suse.cz>
4943 PR tree-optimization/19241
4944 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4946 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4948 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4949 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4951 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4952 <sim*>: Always use crt1.o, regardless of N in simN.
4953 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4954 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4955 (CRT_CALL_STATIC_FUNCTION): Remove.
4956 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4957 use crt1.o, regardless of N in simN.
4958 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4959 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4960 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4961 case isystem setting.
4962 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4964 2005-01-25 Ian Lance Taylor <ian@airs.com>
4966 * gimple-low.c (block_may_fallthru): Correct handling of
4967 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4969 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4971 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4972 handlers to match indentation; nested under the mtune=* handler.
4973 Similar for mcpu= and march=.
4975 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4977 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4978 * config/mips/linux64.h (LIB_SPEC): Likewise.
4979 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4980 * config/sh/linux.h (LIB_SPEC): Likewise.
4982 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4984 * config/frv/frv.c (frv_legitimize_tls_address): New.
4985 (TARGET_HAVE_TLS): Define.
4986 (FRV_SYMBOL_REF_TLS_P): Define.
4987 (frv_override_options): Handle new register classes.
4988 (frv_legitimate_address_p): Reject tls addresses.
4989 (frv_legitimize_address): Handle TLS addresses.
4990 (gen_inlined_tls_plt): New.
4992 (frv_legitimize_tls_address): New.
4993 (unspec_got_name): Add TLS entries.
4994 (got12_operand): Add R_FRV_TLSMOFF12 case.
4995 (frv_emit_move): Fixup TLS addresses.
4996 (frv_emit_movsi): Legitimize TLS addresses.
4998 * config/frv/frv.h (MASK_BIG_TLS): New.
4999 (TARGET_BIG_TLS): New.
5000 (HAVE_AS_TLS): Define.
5001 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5002 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5003 (REG_CLASS_NAMES): Same.
5004 (REG_CLASS_CONTENTS): Same.
5005 (CONSTRAINT_LEN): New.
5006 (REG_CLASS_FROM_CONSTRAINT): New.
5007 (PREDICATE_CODES): Add symbolic_operand.
5009 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5010 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5011 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5012 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5013 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5014 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5015 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5016 GR9_REG, GR14_REG, LRREG.
5017 (type): Add load_or_call attribute.
5018 ("load_or_call"): New reservation.
5019 ("call_gettlsoff"): New.
5020 ("tls_indirect_call"): New.
5021 ("tls_load_gottlsoff12"): New.
5022 ("tlsoff_hilo"): New.
5023 ("tls_tlsdesc_ldd"): New.
5024 ("tls_tlsoff_ld"): New.
5027 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5029 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5031 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5032 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5033 * config/frv/frv.c (TLS_BIAS): Define.
5034 (frv_output_dwarf_dtprel): New.
5036 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5038 PR rtl-optimization/19579
5039 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5040 both A and B, see if they don't clobber registers the other expr uses.
5042 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5044 * real.c (do_add): Initialize signalling and canonical members.
5046 * real.c (real_from_integer): Zero out destination.
5048 2005-01-18 Jan Hubicka <jh@suse.cz>
5050 PR tree-optimize/19337
5051 * tree-inline.c (initialize_inlined_parameters): Copy
5052 saved_static_chain_decl only.
5054 2005-01-25 Richard Henderson <rth@redhat.com>
5058 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5059 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5060 80387 enabled, to return a proper subclass. Return the subset that
5061 overlaps with GENERAL_REGS for PLUS.
5062 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5064 2005-01-25 Richard Henderson <rth@redhat.com>
5067 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5069 2005-01-25 Roger Sayle <roger@eyesopen.com>
5071 * expmed.c (choose_multiplier): Change interface to return the
5072 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5073 (expand_divmod): Update calls to choose_multiplier.
5075 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5078 * expmed.c (extract_bit_field): Use adjust_address instead of
5079 gen_lowpart when op0 is a MEM.
5081 2005-01-24 Steven Bosscher <stevenb@suse.de>
5083 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5085 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5087 * config/mips/irix-csr.c: New file.
5088 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5089 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5090 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5093 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5096 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5097 sparc/elf.h, add sparc/sp-elf.h.
5098 (sparc-*-rtems*): Likewise.
5099 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5100 tm-dwarf2.h, add sparc/sp-elf.h.
5101 (sparc86x-*-elf): Likewise.
5102 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5103 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5104 TARGET_OS_CPP_BUILTINS.
5105 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5106 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5108 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5109 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5110 (SWITCH_TAKES_ARG): Likewise.
5111 (LOCAL_LABEL_PREFIX): Likewise.
5112 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5113 (TARGET_N_FORMAT_TYPES): Delete.
5114 (TARGET_FORMAT_TYPES): Likewise.
5115 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5116 * config/sparc/elf.h: Delete.
5117 * config/sparc/sp-elf.h: New file.
5119 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5121 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5122 * tree-flow.h: Remove the corresponding prototype.
5123 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5124 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5126 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5129 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5130 for AIX ABI or ELF -fPIC.
5131 (rs6000_emit_load_toc_table): Don't create toc_section here.
5132 (rs6000_xcoff_file_start): Nor here.
5134 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5136 * sh.c (ra.h): Don't #include.
5137 (hard_regs_intersect_p): New function, resurrected from ra.c.
5139 * sh.c: Fix 1996 Copyright.
5141 2005-01-24 Richard Henderson <rth@redhat.com>
5142 Aldy Hernandez <aldyh@redhat.com>
5144 * regrename.c (note_sets): Handle subregs.
5146 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5149 * genconditions.c (write_header, write_conditions): Elide file if
5152 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5154 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5155 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5158 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5160 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5161 expand_builtin_printf, expand_builtin_fprintf,
5162 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5163 checking against POINTER_TYPE.
5164 (validate_arglist): Handle POINTER_TYPE code by checking
5167 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5169 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5171 (for_each_rtx): Call for_each_rtx_1.
5172 * rtl.h (init_rtlanal): Declare.
5173 * toplev.c (backend_init): Call init_rtlanal.
5175 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5177 * flow.c (propagate_one_insn): Formatting.
5180 * flow.c (libcall_dead_p): Be more conservative if unsure.
5181 If there are any instructions between insn and call, see if they are
5182 all dead before saying the libcall is dead.
5184 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5186 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5187 operand constraint for operand 0.
5189 2005-01-23 Richard Henderson <rth@redhat.com>
5192 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5193 edges leading to join block.
5195 2005-01-23 Roger Sayle <roger@eyesopen.com>
5197 * expmed.c (expand_mult_highpart): Make static. Change type of
5198 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5199 (expand_divmod): Updates calls to expand_mult_highpart by using
5200 gen_int_mode to pass a CONST_INT rtx.
5201 * rtl.h (expand_mult_highpart): Remove prototype.
5203 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5205 * flow.c (regset_bytes, regset_size): Remove.
5207 * cfganal.c: Fix a reference to Harvey's paper.
5209 2005-01-23 Steven Bosscher <stevenb@suse.de>
5211 PR rtl-optimization/19464
5212 * tree-optimize.c (init_tree_optimization_passes): Add one more
5213 copyrename pass just before out-of-ssa.
5215 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5218 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5219 * ggc-none.c (ggc_free): Define.
5221 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5223 * cse.c (max_reg, max_insn_uid): Remove.
5224 (cse_main): Don't access max_reg or max_insn_uid.
5226 * c-common.c (explicit_flag_signed_bitfields,
5227 lang_statement_code_p, lang_expand_function_end): Remove.
5228 * c-common.h: Remove the corresponding declarations.
5229 * c-opts.c (c_common_handle_option): Remove all write access
5230 to explicit_flag_signed_bitfields.
5232 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5233 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5234 * cgraph.h: Remove the corresponding declaration.
5236 * gcse.c (null_pointer_info): Remove.
5238 2005-01-23 Roger Sayle <roger@eyesopen.com>
5239 Eric Botcazou <ebotcazou@libertysurf.fr>
5241 * combine.c (simplify_logical): Only simplify logical expressions
5242 of the form ior(and(x,y),z) by the inverse distributive law if the
5243 result is cheaper than the original.
5245 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5247 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5248 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5249 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5250 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5251 config/freebsd-spec.h, config/arm/arm.h,
5252 config/h8300/h8300.md, config/i386/i386.md,
5253 config/i386/predicates.md, config/i386/sse.md,
5254 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5255 config/vax/vax.md: Fix comment typos. Follow spelling
5258 2005-01-23 Steven Bosscher <stevenb@suse.de>
5260 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5261 tests, instead of `less than'.
5263 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5265 * function.c (assign_parm_setup_block): When creating a new stack slot
5266 for a parameter, get its alignment from the parameter's DECL_ALIGN
5267 rather than the type's TYPE_ALIGN. Make sure that the parameter
5268 is at least word aligned.
5270 2005-01-22 Roger Sayle <roger@eyesopen.com>
5273 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5275 2005-01-22 Richard Henderson <rth@redhat.com>
5278 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5279 in both compare operands.
5280 (movdfcc_1_sse_max): Likewise.
5281 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5282 (movdfcc_1_sse): Likewise.
5283 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5284 scratch register as needed.
5286 2005-01-22 Richard Henderson <rth@redhat.com>
5288 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5290 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5292 2005-01-22 Richard Henderson <rth@redhat.com>
5294 * genopinit.c (optabs): Use smin/smax for floating point too.
5295 * doc/md.texi: Update to match. Clarify that floating point
5296 results are undefined for +0/-0 and NaN.
5297 * doc/rtl.texi: Likewise.
5298 * rtl.def (SMIN, SMAX): Likewise
5299 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5301 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5302 leading 's' to the name.
5303 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5304 smaxxf3, sminxf3): Likewise.
5305 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5308 2005-01-22 Paul Brook <paul@codesourcery.com>
5310 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5312 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5314 * config/s390/s390.c (struct processor_costs): New fields
5315 dlgr, dlr, dr, dsgfr, dsgr.
5316 (z900_cost, z990_cost): Values for new fields.
5317 (s390_rtx_costs): New cases MEM und COMPARE in switch
5318 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5319 DIV, MOD, UDIV, UMOD.
5321 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5323 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5324 into the register being decremented.
5325 ("doloop_si31", "doloop_di"): Likewise.
5326 ("*doloop_si_long"): Adapt pattern.
5328 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5330 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5332 (CLASS_MAX_NREGS): Likewise.
5334 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5336 * doc/tree-ssa.texi (Statement Operands): Add example for new
5337 must-def macro. Note deprecation of old operands interface.
5339 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5341 PR tree-optimization/19484
5342 * tree-cfg.c (remove_fallthru_edge): New function.
5343 (cleanup_control_flow): Remove fallthru edges from calls that are
5344 now known not to return.
5346 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5348 Fix PR tree-optimization/19038
5349 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5350 copies with loop variant ones.
5352 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5354 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5355 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5356 config/alpha/alpha.md, config/alpha/predicates.md,
5357 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5358 config/sparc/sol2.h: Update copyright.
5360 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5361 first label to see if it is a nonlocal label.
5363 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5364 Andrew Pinski <pinskia@physics.uc.edu>
5367 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5368 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5370 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5372 * config/rs6000/rtems.h: Update copyright.
5374 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5377 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5378 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5379 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5381 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5384 * c-typeck.c (convert_arguments): Check for error_mark_node.
5386 2005-01-21 Ian Lance Taylor <ian@airs.com>
5388 PR tree-optimization/13000
5389 * tree-inline.c: Include "tree-flow.h".
5390 (expand_call_inline): If warn_return_type, warn if non-void inline
5391 function falls through.
5392 * tree-cfg.c (execute_warn_function_return): Don't warn about
5393 control reaching end if TREE_NO_WARNING is set. Set
5395 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5397 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5398 branch if we don't need one.
5399 * c-typeck.c: Include "tree-flow.h"
5400 (c_finish_bc_stmt): Don't add a goto if the current statement
5401 list doesn't fall through to the current point.
5403 2005-01-21 Roger Sayle <roger@eyesopen.com>
5405 PR rtl-optimization/576
5406 * real.c (real_arithmetic): Change return type from void to bool
5407 to return an indication that the result may be inexact.
5408 * real.h (real_arithmeric): Update prototype.
5409 * fold-const.c (const_binop): Don't constant fold floating
5410 point expressions when the user specifies -frounding-math and
5411 the result may depend upon the run-time rounding mode.
5412 (fold_convert_const_real_from_real): Clean-up.
5413 (fold_initializer): Ignore flag_rounding_math for initializers.
5414 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5415 constant fold FP operations with flag_rounding_math if the
5416 result may depend upon the run-time rounding mode.
5418 2005-01-21 Tom Tromey <tromey@redhat.com>
5420 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5422 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5424 * tree-cfg.c: Fix comment typos.
5426 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5428 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5429 around the call to rest_of_handle_branch_target_load_optimize.
5431 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5433 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5434 (sparc64-*-openbsd*): Likewise.
5435 (sparclite-*-elf*): Include tm-dwarf2.h.
5436 (sparc86x-*-elf*): Likewise.
5437 (sparc64-*-elf*): Likewise.
5438 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5439 (DBX_DEBUGGING_INFO): Likewise.
5440 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5441 (PREFERRED_DEBUGGING_TYPE): Likewise.
5442 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5443 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5444 (PREFERRED_DEBUGGING_TYPE): Likewise.
5445 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5446 (PREFERRED_DEBUGGING_TYPE): Likewise.
5447 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5449 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5452 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5454 2005-01-20 Paul Brook <paul@codesourcery.com>
5456 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5458 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5460 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5461 label is first in a sequence of labels.
5463 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5465 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5466 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5468 * doc/sourcebuild.texi (Test Directives): New.
5470 2005-01-20 Roger Sayle <roger@eyesopen.com>
5472 * real.c (real_floor): Don't leave the result uninitialized when
5473 mode is VOIDMode, but return the unrounded intermediate value.
5474 (real_ceil): Likewise.
5476 2005-01-20 Paul Brook <paul@codesourcery.com>
5478 * config/arm/arm.md (insv): Use gen_int_mode.
5480 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5482 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5483 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5484 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5485 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5486 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5488 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5491 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5492 fbreg, so we have to assume we can't.
5493 (loc_descriptor_from_tree_1): Ditto.
5494 (containing_function_has_frame_base): New function.
5495 (add_location_or_const_value_attribute): Use it.
5496 Also try to generate a frame_base from a single element location
5499 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5501 PR tree-optimization/15349
5502 * timevar.def (TV_TREE_MERGE_PHI): New.
5503 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5505 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5506 calls to tree_forwarder_block_p.
5507 (remove_forwarder_block_with_phi, merge_phi_nodes,
5508 gate_merge_phi, pass_merge_phi): New.
5509 * tree-optimize.c (init_tree_optimization_passes): Add
5511 * tree-pass.h: Add an extern for pass_merge_phi;
5513 2005-01-20 Richard Henderson <rth@redhat.com>
5516 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5517 (_mm_castps_pd, _mm_castps_si128): New.
5518 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5520 2005-01-20 Richard Henderson <rth@redhat.com>
5523 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5524 __builtin_ia32_vec_init_v2si.
5525 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5526 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5527 (ix86_init_mmx_sse_builtins): Create it.
5528 (ix86_expand_builtin): Expand it.
5529 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5530 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5531 (vec_extractv2si_0, vec_extractv2si_1): New.
5533 2005-01-20 Richard Henderson <rth@redhat.com>
5536 * config/i386/i386.c (ix86_expand_push): New.
5537 * config/i386/mmx.md (push<MMXMODE>1): New.
5538 * config/i386/sse.md (push<SSEMODE>1): New.
5539 * config/i386/i386-protos.h: Update.
5541 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5543 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5546 2005-01-20 Richard Henderson <rth@redhat.com>
5548 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5549 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5551 2005-01-19 Richard Henderson <rth@redhat.com>
5554 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5555 to V4SFmode in SSE1 fallback load path.
5557 2005-01-19 Richard Henderson <rth@redhat.com>
5559 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5560 in QImode expansion to ix86_expand_vector_set.
5561 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5563 2005-01-19 Richard Henderson <rth@redhat.com>
5566 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5567 subclass of the input class.
5568 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5569 Always true for cross-SSE1 classes. Rationalize conditionals.
5570 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5571 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5572 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5573 (movdi_2): Add MMX/SSE zeros.
5574 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5575 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5576 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5577 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5578 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5579 (zero_extendsidi2_rex64_1): Remove.
5580 (MOV0 peephole): Check GENERAL_REG_P.
5582 2005-01-19 Richard Henderson <rth@redhat.com>
5585 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5587 (ix86_expand_vector_extract): Likewise.
5589 2005-01-19 Richard Henderson <rth@redhat.com>
5592 * expr.c (emit_move_change_mode): New argument force; use
5593 simplify_gen_subreg if true.
5594 (emit_move_via_alt_mode): Merge into ...
5595 (emit_move_via_integer): ... here.
5596 (emit_move_ccmode): Use emit_move_change_mode directly.
5598 2005-01-19 Richard Henderson <rth@redhat.com>
5601 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5602 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5603 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5605 (alpha_emit_set_const): Likewise. Make static.
5606 (alpha_emit_set_long_const): Make static.
5607 (alpha_extract_integer): Split out from alpha_expand_mov.
5608 (alpha_split_const_mov): Likewise.
5609 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5610 (alpha_legitimate_constant_p): New.
5611 * config/alpha/alpha-protos.h: Update.
5612 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5613 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5614 * config/alpha/alpha.md (movsi): Add n alternative.
5615 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5616 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5617 (splitters for all of the above): Use alpha_split_const_mov.
5618 * config/alpha/predicates.md (non_add_const_operand): New.
5619 (non_zero_const_operand): New.
5620 (input_operand): Use alpha_legitimate_constant_p after reload.
5622 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5624 PR tree-optimization/19038
5625 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5626 (add_candidate): Add ivs with increment in latch only if
5627 allow_ip_end_pos_p is true.
5628 (determine_iv_cost): Use empty_block_p.
5630 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5632 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5633 (compute_dominance_frontiers): Ditto.
5635 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5638 * config/sh/t-rtems: New.
5639 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5641 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5643 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5644 the offset of the selected field.
5646 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5648 * tree-cfg.c (remove_forwarder_block): Fix the check to
5649 prevent a nonlocal label from appearing in the middle of a
5652 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5654 PR rtl-optimization/19462
5655 * reorg.c (find_end_label): Create return insn only if
5656 current_function_epilogue_delay_list is empty.
5658 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5660 * doc/passes.texi: Remove paragraph mentioning new-ra.
5662 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5664 PR rtl-optimization/15139
5665 * combine.c: Include params.h.
5666 (count_rtxs): New function.
5667 (record_value_for_reg): If replace_rtx would replace at least
5668 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5669 (clobber (const_int 0)) instead of TEM.
5670 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5671 * params.h (MAX_LAST_VALUE_RTL): New.
5672 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5673 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5676 * c-typeck.c (digest_init): Only call build_vector if all constructor
5677 elements are *_CST nodes.
5678 * gimplify.c (gimplify_init_constructor): Likewise.
5681 * c-typeck.c (digest_init): Only call build_vector if inside_init
5684 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5686 * toplev.c (init_asm_output): Remove dead #ifdef.
5688 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5690 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5692 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5694 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5695 accessing DECL_FUNCTION_CODE.
5696 * dojump.c (do_jump): Likewise.
5697 * gimplify.c (gimplify_call_expr): Likewise.
5698 * predict.c (expr_expected_value): Likewise.
5699 (strip_builtin_expect): Likewise.
5700 * tree-inline.c (estimate_num_insns_1): Likewise.
5701 * tree-ssa-loop-im.c (stmt_cost): Likewise
5702 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5703 (tree_expr_nonnegative_p): Likewise.
5705 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5707 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5708 variant of the load_pcrel_sym pattern.
5709 * config/sparc/sparc.md (P macro): Move to the top.
5710 (load_pcrel_sym): Macroize using P.
5711 (save_register_window): Likewise.
5713 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5715 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5718 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5721 * c-typeck.c (build_asm_expr): Strip nops off
5722 input memory operands.
5724 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5726 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5727 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5728 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5729 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5731 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5734 * config/i386/i386.c (override_options): If the 80387 is disabled,
5735 then do not return FP values using FP registers.
5737 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5739 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5740 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5741 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5742 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5743 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5744 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5745 output.h, postreload-gcse.c, postreload.c, recog.c,
5746 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5747 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5748 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5749 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5750 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5751 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5752 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5753 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5755 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5756 config/alpha/alpha.c, config/arm/vfp.md,
5757 config/i386/emmintrin.h, config/i386/i386-modes.def,
5758 config/i386/i386-protos.h, config/i386/i386.h,
5759 config/i386/pmmintrin.h, config/i386/ppro.md,
5760 config/i386/predicates.md, config/i386/xmmintrin.h,
5761 config/i860/i860.c, config/ia64/ia64-modes.def,
5762 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5763 config/ia64/ia64.md, config/ia64/itanium1.md,
5764 config/ia64/itanium2.md, config/ia64/predicates.md,
5765 config/iq2000/iq2000.h, config/mips/linux64.h,
5766 config/rs6000/aix41.h, config/rs6000/aix43.h,
5767 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5768 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5769 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5770 config/sparc/linux64.h, config/sparc/litecoff.h,
5771 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5772 config/sparc/sparc.h, config/sparc/sparc.md,
5773 config/sparc/sysv4-only.h: Update copyright.
5775 2005-01-18 Richard Henderson <rth@redhat.com>
5778 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5780 2005-01-18 Marc Espie <espie@openbsd.org>
5781 * config/i386/openbsdelf.h: Typo.
5783 2005-01-18 Richard Henderson <rth@redhat.com>
5785 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5786 special case for sse.
5787 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5789 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5791 * tree-inline.c (estimate_num_insns_1): Added cases for
5792 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5794 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5796 PR rtl-optimization/19296
5797 * combine.c (simplify_comparison): Rewrite the condition under
5798 which a non-paradoxical SUBREG of a PLUS can be lifted when
5799 compared against a constant.
5801 2005-01-18 Andi Kleen <ak@muc.de>
5803 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5804 * c.opt (-Wpointer-sign): Add.
5805 * doc/invoke.texi: (-Wpointer-sign): Add.
5807 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5809 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5810 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5811 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5812 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5813 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5814 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5815 for TARGET_MIX_SSE_I387.
5816 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5817 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5818 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5819 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5820 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5821 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5822 TARGET_MIX_SSE_I387.
5823 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5826 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5829 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5830 Add movaps alternative for xmm reg->reg move.
5832 2005-01-17 Jeff Law <law@redhat.com>
5834 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5835 at the end of the main DOM loop rather than just before DOM exits.
5837 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5839 PR tree-optimization/19121
5840 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5841 adding aliases to a name tag, also add them to the pointer's
5843 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5844 sensitive alias info at all. Only check that the two pointers
5845 have compatible pointed-to sets.
5846 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5847 a pointer's type tag is a superset of the alias set of the
5850 2005-01-17 James E Wilson <wilson@specifixinc.com>
5853 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5854 comment to document why.
5856 2005-01-17 Richard Henderson <rth@redhat.com>
5858 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5859 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5860 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5861 sse2_vmsminv2df3_finite): New.
5862 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5863 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5864 Force op1 into register.
5866 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5868 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5869 bubblestrap from always rebuilding build directory.
5871 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5873 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5874 ("*cmpmem_short"): Likewise.
5876 2005-01-17 Steven Bosscher <stevenb@suse.de>
5878 * basic-block.h: Document BB_* flags.
5879 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5880 use an sbitmap instead.
5881 * sched-rgn.c (compute_trg_info): Likewise.
5883 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5885 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5886 redundant target_cpu_default and extra_parts lines. Use the default
5888 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5889 (SUBTARGET_EXTRA_SPECS): Delete.
5890 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5891 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5892 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5893 and "n32" for -mabi=n32.
5895 2005-01-17 Ian Lance Taylor <ian@airs.com>
5898 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5899 fold constant variables into initial values.
5901 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5903 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5905 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5906 through the statements backward.
5908 2005-01-17 Ian Lance Taylor <ian@airs.com>
5910 PR middle-end/13127:
5911 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5912 a variable set to the return value of the inlined function.
5914 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5916 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5917 when modes are tieable.
5919 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5921 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5922 of pthread_create to find out if threads are enabled.
5923 * gthr-posix95.h (__gthread_active_p): Likewise.
5925 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5927 * common.opt (-fnew-ra): Remove.
5929 * toplev.h (flag_new_regalloc): Remove.
5930 * Makefile.in (ra*.*): Don't mention.
5931 * passes.c (rest_of_handle_new_regalloc): Remove.
5932 (rest_of_handle_combine, rest_of_compilation): Always consider
5933 flag_new_regalloc as false.
5934 * doc/invoke.texi: Don't document -fnew-ra.
5936 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5938 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5939 last parameter to reg_scan.
5940 * loop.c (loop_optimize): Likewise.
5941 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5942 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5943 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5944 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5945 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5946 * regclass.c (reg_scan): Likewise, for the declaration.
5947 * rtl.h (reg_scan): Likewise, for the prototype.
5949 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5951 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5952 mark_dfs_back_edges.
5954 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5956 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5957 (compute_avail): Uses don't go in tmp_gen.
5959 2005-01-16 Steven Bosscher <stevenb@suse.de>
5961 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5962 loop to look for a free slot in a page entry.
5964 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5967 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5968 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5969 just before targetm.asm_out.file_end.
5970 * tree.h (process_pending_assemble_output_defs): Declare.
5971 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5973 (assemble_alias): Defer generation of assembly code for defines when
5974 TARGET_DEFERRED_OUTPUT_DEFS is true.
5975 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5976 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5977 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5979 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5982 * pa.c (pa_scalar_mode_supported_p): New function.
5983 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5984 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5986 * pa-protos.h (prefetch_operand): Delete.
5987 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5988 * pa.c (prefetch_operand): Delete.
5989 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5990 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5991 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5992 and prefetch_nocc_operand.
5993 * pa.md (prefetch): Rework to avoid reload problems handling short
5994 displacements when a cache control completer needs to be provided.
5995 (prefetch_32, prefetch_64): Delete.
5996 (prefetch_cc, prefetch_nocc): New patterns.
5998 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6000 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6002 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6005 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6006 exceeds maximum alignment for global common data.
6007 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6008 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6010 2004-01-15 Roger Sayle <roger@eyesopen.com>
6012 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6014 2004-01-15 Roger Sayle <roger@eyesopen.com>
6016 * harg-reg-set.h (reg_class_names): Prototype global array.
6017 * regclass.c (reg_class_names): Declare here and initialize to
6019 (dump_regclass): Remove local declaration of reg_class_names.
6020 (regclass): Likewise.
6021 * cfg.c (dump_flow_info): Likewise.
6022 * ra-debug.c (reg_class_names): Likewise.
6023 * regrename.c (reg_class_names): Likewise.
6024 * reload.c (reg_class_names): Likewise.
6025 * reload1.c (spill_failure): Likewise.
6026 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6028 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6030 * config/s390/s390.md ("reload_outti"): Remove predicate for
6031 output operand. Abort if operand is not a MEM.
6032 ("reload_outdi", "reload_outdf"): Likewise.
6034 2005-01-15 Marc Espie <espie@openbsd.org>
6036 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6037 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6038 * config/openbsd.h: Fix C++ includes for native configurations.
6039 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6040 Add trampoline support.
6041 * config/i386/openbsdelf.h: New.
6043 2005-01-15 Marc Espie <espie@openbsd.org>
6045 * collect2.c (main): Explicitly parse -dynamic-linker option.
6047 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6049 PR tree-optimization/19060
6050 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6051 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6052 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6053 and handle extract_range_from_cond returning false.
6054 * fold-const.c (fold): Optimize comparisons with min/max even for
6055 width > HOST_BITS_PER_WIDE_INT.
6057 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6059 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6060 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6061 Remove little endian multilib variants.
6062 Add mips32 multilib variant.
6064 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6066 * explow.c (copy_all_reg, stabilize): Remove.
6067 * expr.h: Remove the corresponding prototypes.
6069 * rtlanal.c (regs_set_between_p): Remove.
6070 * rtl.h: Remove the corresponding prototype.
6072 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6074 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6075 to rs6000_nonimmediate_operand.
6076 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6077 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6078 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6079 rs6000_nonimmediate_operand.
6080 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6081 rs6000_nonimmediate_operand.
6083 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6085 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6087 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6089 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6091 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6092 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6094 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6095 (rs6k_nonimmediate_operand): New.
6096 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6098 (legitimate_lo_sum_address_p): Same.
6099 (rs6000_legitimize_address): Same.
6100 (rs6000_legitimize_reload_address): Same.
6101 (rs6000_legitimate_address): Same.
6102 (spe_build_register_parallel): Pass DF and DC modes in a DI
6105 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6106 to rs6k_nonimmediate_operand.
6108 * config/rs6000/spe.md ("*frob_df_di"): New.
6109 ("*frob_di_df"): New.
6110 ("*frob_di_df_2"): New.
6111 ("*mov_sidf_e500_subreg0"): New.
6112 ("*mov_sidf_e500_subreg4"): New.
6113 ("*movdf_e500_double"): Change predicate to
6114 rs6k_nonimmediate_operand.
6116 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6118 * postreload.c (move2add_note_store): Only call
6119 trunc_int_for_mode on scalar integers.
6121 2005-01-14 Steven Bosscher <stevenb@suse.de>
6123 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6124 replace BB_VISITED uses.
6125 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6126 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6127 (tree_dce_done): Free visited_control_parents.
6128 (perform_tree_ssa_dce): Allocate and clear it.
6129 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6130 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6131 instead of BB_VISITED.
6133 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6135 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6136 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6137 Remove unused prototypes.
6139 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6141 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6142 64-bit register usage.
6143 (spe_func_has_64bit_regs_p): Add FIXME note.
6145 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6147 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6148 flag_finite_math_only with flag_unsafe_math_optimizations.
6150 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6152 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6154 (__tpf_eh_return): Copy TPF private stack area from the module
6155 boundary stack frame. Add check for when module addresses are
6156 equal, but no stub address is found.
6158 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6161 * arm.h (struct machine_function): Add call_via field.
6162 (thumb_call_via_label): Declare.
6163 * arm.c (thumb_call_via_label): New variable.
6164 (thumb_call_reg_needed): New variable.
6165 (arm_output_function_epilogue): For Thumb code, output any per-function
6166 call-indirect trampolines.
6167 (thumb_call_via_reg): New function.
6168 (arm_file_end): New function.
6169 (TARGET_ASM_FILE_END): Call arm_file_end.
6170 (aof_file_end): Likewise.
6171 * arm-protos.h (thumb_call_via_reg): Declare.
6172 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6173 thumb_call_via_reg in normal case.
6175 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6178 PR rtl-optimization/19348
6179 * recog.c (peephole2_optimize): Do global life update if some peephole
6180 decides it doesn't need at least one of its inputs and that change
6181 influences liveness at the start of the basic block.
6183 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6184 arguments instead of 1.
6186 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6189 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6190 zero for nested functions needing a static chain or functions
6191 with a non-constant address.
6193 2005-01-13 Roger Sayle <roger@eyesopen.com>
6195 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6196 (and (sign_extend X) C) into (zero_extend (and X C)).
6198 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6200 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6202 2005-01-13 Richard Henderson <rth@redhat.com>
6207 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6208 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6209 not just TARGET_SSE.
6210 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6211 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6212 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6213 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6214 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6215 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6216 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6217 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6218 (movdicc_c_rex64): Rename with '*'.
6219 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6220 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6221 (movsfcc_1_387): Rename from movsfcc_1.
6222 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6223 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6224 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6225 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6226 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6227 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6228 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6229 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6230 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6231 sse_movdfcc_const0_4): Remove.
6232 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6233 recognize min/max early. Update for changed sse cmove patterns.
6234 (ix86_split_sse_movcc): New.
6235 * config/i386/i386-protos.h: Update.
6237 2005-01-13 Steven Bosscher <stevenb@suse.de>
6239 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6240 (fix_stmt_v_may_defs): Likewise.
6242 2005-01-13 Richard Henderson <rth@redhat.com>
6244 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6245 for converting the mask.
6247 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6249 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6252 2005-01-13 Richard Henderson <rth@redhat.com>
6254 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6255 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6256 IX86_BUILTIN_MOVDQ2Q): Remove.
6257 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6258 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6259 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6261 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6262 (sse2_pextrw): Fix immediate constraint.
6263 (sse2_loadq, sse2_loadq_rex64): Remove.
6264 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6265 Use __builtin_ia32_vec_ext_<size>.
6266 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6268 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6270 * function.c (assign_parm_setup_block): Look inside original
6271 entry_parm when inspecting PARALLEL.
6273 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6274 Joel Sherrill <joel@oarcorp.com>
6277 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6278 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6279 rtems_gxx_recursive_mutex_init.
6280 (__gthread_recursive_mutex_lock): New function.
6281 (__gthread_recursive_mutex_trylock): Likewise.
6282 (__gthread_recursive_mutex_unlock): Likewise.
6284 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6286 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6288 2005-01-13 Jan Beulich <jbeulich@novell.com>
6290 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6291 (ashrti3_internal): Indicate output is early clobber. Generate result
6292 into output rather than first input. Use move for low word of output
6293 if shift count is exactly 64.
6294 (lshrti3_internal): Likewise.
6296 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6300 * reload1.c (delete_output_reload): Don't delete an output reload
6301 if the pseudo lives longer than a single basic block. Adjust and
6302 improve wording of comment.
6304 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6307 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6308 of TYPE_SIZE where we mean the number of bytes.
6310 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6312 * function.c (assign_parm_setup_block): Relax condition on
6313 multi-register optimization.
6315 2005-01-12 Nick Clifton <nickc@redhat.com>
6317 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6318 an "in_delay_slot" attribute of "no" to prevent them being used in
6319 delay slots. This is forbidden because they might generate
6322 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6325 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6328 2005-01-12 Nick Clifton <nickc@redhat.com>
6330 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6331 passed on to GAS) but do not define, as GAS no longer supports or
6332 needs the -m2000 option.
6334 2005-01-11 Roger Sayle <roger@eyesopen.com>
6336 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6337 type as args of unprototyped builtins aren't automatically promoted.
6338 (fold_builtin_abs): Likewise.
6340 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6342 * Makefile.in: Set a `build-warn' variable.
6344 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6346 PR tree-optimization/17949
6347 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6348 (find_interesting_uses_address): Use it.
6350 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6352 * regrename.c (kill_value): Handle subreg's that won't simplify.
6354 2005-01-11 Richard Henderson <rth@redhat.com>
6357 * config/i386/i386.h (enum ix86_builtins): Move ...
6358 * config/i386/i386.c: ... here.
6359 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6360 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6361 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6362 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6363 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6364 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6365 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6366 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6367 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6368 IX86_BUILTIN_LOADDDUP): Remove.
6369 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6370 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6371 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6372 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6373 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6374 (ix86_init_builtins): Make static.
6375 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6376 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6377 if all the modes match. Otherwise, fake it.
6378 (get_element_number, ix86_expand_vec_init_builtin,
6379 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6380 (ix86_expand_builtin): Make static. Update for changed builtins.
6381 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6382 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6383 (ix86_expand_vector_init_duplicate): New.
6384 (ix86_expand_vector_init_low_nonzero): New.
6385 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6386 Split out from ix86_expand_vector_init; handle integer modes.
6387 (ix86_expand_vector_init): Use them.
6388 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6389 * config/i386/i386-protos.h: Update.
6390 * config/i386/predicates.md (reg_or_0_operand): New.
6391 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6392 (movv2sf_internal): Likewise. And a splitter to match them all.
6393 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6394 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6395 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6396 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6397 (mmx_pinsrw): Fix operand ordering.
6398 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6399 rather than sse_loadss expander.
6400 (movv2df splitter): Similarly.
6401 (sse_loadss, sse_loadlss): Remove.
6402 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6403 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6404 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6405 (sse3_movddup): Rename with '*'.
6406 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6407 (sse2_loadsd): Remove.
6408 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6409 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6410 (sse2_pinsrw): Fix argument ordering.
6411 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6412 (sse2_stored): Remove 'r' destination.
6413 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6414 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6415 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6416 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6417 vec_extractv16qi, vec_initv16qi): New.
6419 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6420 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6421 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6423 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6424 (_mm_load_si128, _mm_store_si128): Likewise.
6425 (_mm_load1_pd): Use _mm_set1_pd.
6426 (_mm_load_sd): Use _mm_set_sd.
6427 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6428 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6429 (_mm_set_epi64): Use _mm_set_epi64x.
6430 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6431 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6432 _mm_setr_epi8): Use _mm_set_foo form.
6433 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6434 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6435 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6436 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6437 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6438 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6439 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6440 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6441 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6442 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6443 (_mm_movedup_pd): Use _mm_shuffle_pd.
6444 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6445 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6446 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6447 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6449 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6450 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6451 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6452 (_mm_store_ps): Use raw dereference.
6453 (_mm_store1_ps): Use _mm_storeu_ps.
6454 (_mm_storer_ps): Use _mm_store_ps.
6455 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6456 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6458 2005-01-11 Stan Shebs <shebs@apple.com>
6460 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6461 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6463 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6466 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6467 Skip all DECLs except for FIELD_DECLs.
6469 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6471 * config/s390/s390.c (override_options): Return error if
6472 -mbackchain, -mpacked-stack and -mhard-float are used together.
6473 (s390_va_start): Remove the backchain && packed-stack special case.
6474 (s390_gimplify_va_arg): Likewise.
6475 * doc/invoke.texi: Remove the ABI incompatibility note.
6477 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6479 * config/s390/s390.c (struct s390_frame_layout): Remove
6481 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6482 save_backchain_p with TARGET_BACKCHAIN.
6484 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6487 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6488 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6489 * function.c (locate_and_pad_parm): Set new field.
6490 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6491 Tweak where_pad test to include "none". Always set mem align for
6493 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6494 not sufficient for type.
6495 (assign_parm_setup_block): If stack_parm is zero on entry, always
6496 make a new stack local. Block move old stack parm if necessary
6497 to new aligned stack local.
6498 (assign_parm_setup_stack): Use a block move to handle
6499 potentially misaligned entry_parm.
6500 (assign_parms_unsplit_complex): Specify required alignment when
6501 creating stack local.
6502 * calls.c (compute_argument_addresses): Override alignment of stack
6503 arg calculated from its type with the alignment given by
6504 FUNCTION_ARG_BOUNDARY.
6505 (store_one_arg): Likewise.
6507 2005-01-11 Jan Beulich <jbeulich@novell.com>
6509 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6510 Change respective itanium_class attribute to ialu.
6511 (shladdp4_internal): New.
6512 * config/ia64/predicates.md (shladd_log2_operand): New.
6514 2005-01-11 Richard Henderson <rth@redhat.com>
6516 * expr.c (store_constructor): Use rtvec_alloc instead of
6517 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6519 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6521 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6523 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6525 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6526 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6527 (TARGET_RWRELOC): Define.
6528 (ia64_rwreloc_section_type_flags): Delete.
6529 (ia64_section_type_flags): New function.
6530 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6531 (TARGET_RWRELOC): Define.
6533 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6536 * config/ia64/ia64.c (process_set): For alloc insn, only call
6537 process_epilogue is !frame_pointer_needed.
6539 2005-01-10 Roger Sayle <roger@eyesopen.com>
6542 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6543 unary operator and can't be treated as a binary/comparison operator.
6545 2005-01-10 Richard Henderson <rth@redhat.com>
6547 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6548 (ix86_return_in_memory): Likewise.
6549 (function_arg_advance): Likewise. Mirror structure in function_arg
6550 for choosing register to advance.
6552 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6554 * tree-vectorizer.c, tree.def: Fix comment typos.
6556 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6558 * config/s390/s390.c (struct processor_costs): 4 new fields:
6559 ddbr, ddr, debr, der.
6560 (s390_rtx_costs): More precise handling of divide instructions.
6562 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6564 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6566 2005-01-10 Jan Beulich <jbeulich@novell.com>
6568 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6569 names resulting from -ffunction-sections/-fdata-sections and linkonce
6571 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6572 based on the section name. Rearrange the section name comparison logic
6573 slightly so that each section name is compared against at most once.
6575 2005-01-10 Ben Elliston <bje@au.ibm.com>
6577 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6578 targets for which -fPIC reduces limitations on the GOT size.
6580 2005-01-09 Falk Hueffner <falk@debian.org>
6582 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6585 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6588 * collect2.c (main): Set aixrtl_flag for -brtl option.
6589 (resolve_lib_name): Search for .so file extension before .a
6592 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6594 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6595 (vect_analyze_data_refs_alignment): Add dump prints.
6597 2005-01-09 Ira Rosen <irar@il.ibm.com>
6599 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6600 expr_invariant_in_loop_p.
6601 Initialize outputs first thing in the function.
6602 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6603 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6604 (vect_analyze_pointer_ref_access): Check that the initial condition of
6605 the access function is loop invariant.
6607 2005-01-09 Richard Henderson <rth@redhat.com>
6609 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6610 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6611 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6612 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6613 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6614 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6615 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6616 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6617 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6618 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6619 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6620 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6621 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6622 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6623 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6624 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6625 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6626 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6627 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6628 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6629 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6630 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6631 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6633 (mmx_clrdi, pavgusb): Remove.
6634 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6635 with leading sse_ prefix.
6636 * config/i386/sse.md: Receive them.
6637 * config/i386/mmx.md: New file.
6638 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6639 (subrv2sf3): Turn into expander for normal subtraction.
6640 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6641 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6642 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6643 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6644 commutative; use ix86_binary_operator_ok.
6645 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6646 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6647 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6648 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6649 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6650 Macroize from existing patterns; use ix86_binary_operator_ok.
6651 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6652 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6653 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6654 with vec_select+vec_concat.
6655 (mmx_pshufw, mmx_pshufw_1): Likewise.
6656 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6657 (mmx_uavgv4hi3): Model correctly.
6658 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6659 _mm_xor_si64): Remove casts.
6661 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6663 PR tree-optimization/19224
6664 * tree-scalar-evolution.c (get_instantiated_value,
6665 set_instantiated_value): New functions.
6666 (instantiate_parameters_1): Cache the results.
6667 (instantiate_parameters, resolve_mixers): Initialize and free
6670 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6672 * config/i386/i386.md (addhi_4): Correct reference in comment.
6675 2005-01-08 Richard Henderson <rth@redhat.com>
6677 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6678 (_mm_cvtsi128_si64x): Likewise.
6679 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6680 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6681 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6682 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6683 * config/i386/i386-protos.h: Update.
6684 * config/i386/i386.c (print_operand): Add 'H'.
6685 (ix86_fixup_binary_operands): Split out from ...
6686 (ix86_expand_binary_operator): ... here.
6687 (ix86_fixup_binary_operands_no_copy): New.
6688 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6689 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6690 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6691 (safe_vector_operand): Use CONST0_RTX.
6692 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6693 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6694 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6695 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6697 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6698 (IX86_BUILTIN_CMPNGESS): New.
6699 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6700 (attr type): Add sselog1.
6701 (attr unit, attr memory): Handle it.
6702 (movti, movti_internal, movti_rex64): Move near other integer moves.
6703 (movtf, movtf_internal): Move near other fp moves.
6704 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6705 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6706 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6707 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6708 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6709 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6710 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6711 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6712 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6713 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6714 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6715 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6716 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6717 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6718 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6719 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6720 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6721 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6722 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6723 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6724 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6725 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6726 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6727 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6728 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6729 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6730 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6731 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6732 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6733 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6734 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6735 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6736 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6737 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6738 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6739 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6740 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6741 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6742 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6743 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6744 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6745 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6746 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6747 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6749 (SSEPUSH, push<SSEPUSH>): Remove.
6750 (MMXPUSH, push<MMXPUSH>): Remove.
6751 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6752 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6753 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6754 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6755 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6756 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6757 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6758 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6759 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6760 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6761 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6762 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6763 (ppro_sse_log_V4SF): Handle sselog1.
6764 * config/i386/predicates.md (const_0_to_1_operand): New.
6765 (const_0_to_255_mul_8_operand): New.
6766 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6767 (const_2_to_3_operand, const_4_to_7_operand): New.
6768 * config/i386/sse.md: New file.
6769 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6770 (sse_movups): Rename from sse_movups_1.
6771 (sse_loadlss): Rename from sse_loadss_1.
6772 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6774 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6775 (absv4sf2, negv2df, absv2df): New.
6776 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6777 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6778 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6779 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6780 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6781 (sse3_addsubv4sf3): Model correctly.
6782 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6783 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6784 (sse_movhlps): Model with vec_select+vec_concat.
6785 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6786 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6787 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6788 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6789 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6790 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6791 sse2_pshufhw_1): Likewise.
6792 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6793 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6794 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6795 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6796 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6797 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6798 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6799 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6800 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6801 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6802 sminv8hi3): Mark commutative
6803 operands. Use ix86_binary_operator_ok.
6804 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6805 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6806 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6807 sse2_punpcklqdq): Allow operand2 in memory.
6808 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6809 sse2_movsd): Add memory alternatives.
6810 (sse_storelps): Turn expander into an insn; split after reload.
6811 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6812 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6814 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6816 * configure.ac (DWARF-2 debug_line): Use objdump.
6817 * configure: Regenerate.
6819 2005-01-08 Jeff Law <law@redhat.com>
6820 Diego Novillo <dnovillo@redhat.com>
6822 PR tree-optimization/18241
6823 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6824 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6825 statements with volatile operands.
6826 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6827 operands after marking a statement with has_volatile_ops.
6829 2005-01-08 Roger Sayle <roger@eyesopen.com>
6831 * tree.c (int_fits_type_p): Always honor integer constant
6832 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6834 2005-01-08 Roger Sayle <roger@eyesopen.com>
6836 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6837 the latent bug in rtl_delete_block has been resolved.
6839 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6841 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6842 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6844 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6846 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6847 library as @multilib_dir@/$(SHLIB_SONAME).
6849 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6851 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6852 * configure: Regenerate.
6854 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6856 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6859 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6862 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6863 Convert non-word aligned offset address using ld/std into
6866 2005-01-07 Richard Henderson <rth@redhat.com>
6868 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6870 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6872 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6874 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6876 PR tree-optimization/19283
6877 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6878 is not shorter than the original type.
6880 PR rtl-optimization/19012
6881 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6883 PR rtl-optimization/18861
6884 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6885 (FULL_STATE): Define.
6886 (mark_tablejump_edge): New function.
6887 (purge_dead_tablejump_edges): New function.
6888 (find_bb_boundaries): Use it.
6890 PR tree-optimization/18828
6891 * builtins.c (expand_builtin_next_arg): Remove argument and all
6892 the argument checking.
6893 (expand_builtin): Adjust caller.
6894 (expand_builtin_va_start): Likewise. Remove error for too many
6896 (fold_builtin_next_arg): Issue error for too many arguments.
6897 After checking arguments, replace them with magic arguments that
6898 prevent further checking of the args.
6900 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6902 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6904 2005-01-06 Roger Sayle <roger@eyesopen.com>
6907 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6908 and %{.S:...} (and their negative variants) to test whether the
6909 input file is assembler or pre-processed-assembler independent of
6910 the actual filename extension.
6912 2005-01-06 Roger Sayle <roger@eyesopen.com>
6914 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6915 of sign or zero extended values.
6917 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6919 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6920 for IBM long double format correctly.
6922 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6924 Fix PR tree-optimization/18792
6926 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6927 to first_loop_depth, and use loop depth instead of loop number.
6928 (build_classic_dir_vector): Ditto.
6929 (compute_data_dependences_for_loop): Use depth, not loop number.
6930 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6931 number. Pass in loops, instead of loop numbers.
6932 (gather_interchange_stats): Ditto.
6933 (linear_transform_loops): Ditto.
6935 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6938 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6939 biv_fits_mode_p, extension_within_bounds_p): New functions.
6940 (check_ext_dependent_givs): Use them.
6942 2005-01-06 Roger Sayle <roger@eyesopen.com>
6944 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6945 more than one barrier, in which case we should delete them all.
6947 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6949 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6951 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6953 Fix PR middle-end/19286
6955 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6956 output this subprogram, simply ignore this attempt to do it again.
6957 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6958 origin attribute if it's not possible.
6959 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6960 (decls_for_scope): Ditto.
6961 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6962 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6964 2005-01-05 Richard Henderson <rth@redhat.com>
6967 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6968 (bdesc_2arg): Use it.
6969 (ix86_expand_binop_builtin): Force operands into registers
6971 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6972 ix86_expand_sse_compare, ix86_expand_sse_comi,
6973 ix86_expand_builtin): Likewise.
6975 2005-01-05 Richard Henderson <rth@redhat.com>
6977 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6979 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6980 (mulv4hi3): Set itanium_class mmmul.
6981 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6982 (fpack): Rename from fpack_sfsf.
6984 2005-01-05 Richard Henderson <rth@redhat.com>
6987 * reload1.c (do_input_reload): Restrict the optimization deleteing
6988 a previous output reload to RELOAD_FOR_INPUT.
6990 2005-01-05 Steven Bosscher <stevenb@suse.de>
6992 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6993 comment that we fall through after case.
6994 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6995 (distribute_links): Likewise.
6996 * cse.c (cse_insn): Likewise.
6997 * cselib.c (cselib_invalidate_mem): Likewise.
6998 * df.c: Update comments at the top of the file.
6999 (read_modify_subreg_p): Update comments here too.
7000 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7001 * flow.c (mark_set_1): Likewise.
7002 (mark_used_regs): Likewise.
7003 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7004 (canon_list_insert): Likewise.
7005 (mark_set): Likewise.
7006 (try_replace_reg): Likewise.
7007 (store_killed_in_insn): Likewise.
7008 * loop.c (count_one_set): Likewise.
7009 (basic_induction_var): Likewise.
7010 * postreload-gcse.c (find_mem_conflicts): Likewise.
7011 * postreload.c (reload_combine_note_store): Likewise.
7012 (move2add_note_store): Likewise.
7013 * reload.c (find_equiv_reg): Likewise.
7014 (mark_referenced_resources): Likewise.
7015 * rtlanal.c (set_noop_p): Likewise.
7016 (note_stores): Likewise.
7017 (note_uses): Likewise.
7018 * sched-deps.c (sched_analyze_1): Likewise.
7019 * sched-rgn.c (check_live_1): Likewise.
7020 (update_live_1): Likewise.
7021 * config/i860/i860.c: Likewise.
7023 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7025 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7027 * doc/rtl.texi: Update documentation for bit-fields and SET.
7029 2005-01-05 Roger Sayle <roger@eyesopen.com>
7031 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7033 2005-01-05 Jan Hubicka <jh@suse.cz>
7034 Richard Henderson <rth@redhat.com>
7037 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7040 2005-01-05 Richard Henderson <rth@redhat.com>
7043 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7044 (sse_shufps): Change operand 3 to const_int_operand.
7045 (sse2_storelps): Fix typo in template.
7046 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7047 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7048 (ix86_expand_builtin): Likewise.
7050 2005-01-05 Julian Brown <julian@codesourcery.com>
7052 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7053 as aggregates for AAPCS ABIs.
7055 2005-01-05 Stan Shebs <shebs@apple.com>
7057 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7058 Mach-O getters if ppc64.
7059 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7061 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7062 signed four-byte field for global code case.
7063 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7065 2005-01-05 Roger Sayle <roger@eyesopen.com>
7068 * c-common.c: Include real.h.
7069 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7070 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7071 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7072 * Makefile.in (c-common.o): Update dependencies.
7074 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7076 * c-parse.in (asm_string): Add trailing semicolon.
7078 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7080 * c-parse.in (asm_string): New. Don't allow wide strings in
7082 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7083 asm_string instead of STRING.
7085 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7087 * c-typeck.c (constructor_no_implicit): Remove.
7088 (set_designator, process_init_element): Don't check
7089 constructor_no_implicit.
7091 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7092 Kaz Kojima <kkojima@gcc.gnu.org>
7095 * lcm.c (create_pre_exit): New.
7096 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7097 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7099 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7101 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7102 -msoft-float in target_float_switch.
7103 * arm.c (arm_override_options): Fix processing of target_float_switch.
7105 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7107 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7110 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7112 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7113 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7115 2005-01-04 Roger Sayle <roger@eyesopen.com>
7117 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7118 if deleting the then-block allows the test-block to fallthru to the
7121 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7124 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7125 after the full declaration if the are in two different TUs.
7127 2005-01-04 Richard Henderson <rth@redhat.com>
7130 * tree-sra.c (generate_one_element_init): Just
7131 call gimplify_and_add.
7132 (generate_element_init): Record the
7133 new referenced variables and mark them for renaming
7134 and split out to ...
7135 (generate_element_init_1): This.
7136 (scalarize_init): Don't call push_gimplify_context/
7137 pop_gimplify_context.
7139 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7141 * toplev.c (get_src_pwd): Handle failure of getpwd().
7143 2005-01-04 Roger Sayle <roger@eyesopen.com>
7145 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7147 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7148 all the cases handled by it are inverted by invert_truthvalue.
7150 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7152 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7153 (save_register_windowsi): Likewise.
7155 2005-01-04 Richard Henderson <rth@redhat.com>
7157 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7159 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7162 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7163 any simplifications of vector mode comparison operators.
7164 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7166 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7167 Devang Patel <dpatel@apple.com>
7169 PR tree-optimization/18308
7170 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7171 the operands before creating a new expression.
7172 * dojump.c (do_jump): Make drop_through_label available
7173 for all cases. Add expansion of COND_EXPR.
7175 2005-01-04 Ira Rosen <irar@il.ibm.com>
7177 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7178 INTEGER_CST instead of TREE_CONSTANT.
7179 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7180 instead of TREE_CONSTANT.
7181 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7182 instead of TREE_CONSTANT.
7184 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7186 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7188 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7191 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7192 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7194 2005-01-03 Richard Henderson <rth@redhat.com>
7196 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7197 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7198 fold_convert_const_real_from_real): Split out from ...
7199 (fold_convert_const): ... here.
7201 2005-01-03 Richard Henderson <rth@redhat.com>
7204 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7205 (mov<MMXMODEI>_internal): Likewise.
7206 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7207 Add V2SF case; use it for SSE1; don't use TI.
7208 (movdf_integer): Likewise.
7209 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7211 2005-01-03 Ira Rosen <irar@il.ibm.com>
7213 * tree-vectorizer.c (vect_strip_conversions): New function.
7214 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7215 check for binary class.
7217 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7221 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7223 * gimple-low.c (mark_blocks_with_used_vars): New function.
7224 (mark_blocks_with_used_subblocks): Ditto.
7225 (mark_used_blocks): Ditto.
7226 (pass_mark_used_blocks): New pass.
7227 * tree-inline.c: Include debug.h.
7228 (expand_call_inline): Call outlining_inline_function here.
7229 * tree-optimize.c (init_tree_optimization_passes): Add
7230 pass_mark_used_blocks.
7231 * tree-pass.h (pass_mark_used_blocks): New.
7232 * Makefile.in (tree-inline.o): Add debug.h dependency.
7234 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7236 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7237 VAR_DECLs to have weak_import attribute.
7239 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7242 2004-01-03 Steven Bosscher <stevenb@suse.de>
7244 * passes.c (rest_of_compilation): Don't run regmove if only
7245 flag_expensive_optimizations, require flag_regmove instead.
7247 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7249 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7251 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7252 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7253 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7254 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7256 2005-01-03 Richard Henderson <rth@redhat.com>
7258 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7259 (ia64_const_ok_for_letter_p): New.
7260 (ia64_const_double_ok_for_letter_p): New.
7261 (ia64_extra_constraint): New.
7262 (ia64_expand_vecint_compare): New.
7263 (ia64_expand_vcondu_v2si): New.
7264 (ia64_expand_vecint_cmov): New.
7265 (ia64_expand_vecint_minmax): New.
7266 (ia64_print_operand): Add 'v'.
7267 (ia64_preferred_reload_class): New.
7268 (ia64_vector_mode_supported_p): New.
7269 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7270 (PREFERRED_RELOAD_CLASS): Move to function.
7271 (CONST_OK_FOR_LETTER_P): Move to function.
7272 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7273 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7274 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7275 (EXTRA_CONSTRAINT): Move to function.
7276 * config/ia64/ia64.md: Include vect.md.
7277 (itanium_class): Add mmalua.
7279 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7281 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7282 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7284 (const_int_2bit_operand): New.
7285 (fr_reg_or_0_operand): New.
7286 * config/ia64/ia64-modes.def: Add vector modes.
7287 * config/ia64/ia64-protos.h: Update.
7288 * config/ia64/vect.md: New file.
7290 2005-01-03 Richard Henderson <rth@redhat.com>
7292 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7294 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7297 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7299 (log1pdf2): Change mode of operands[0,1] to DFmode.
7301 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7303 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7304 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7305 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7306 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7307 SPARC_RELAXED_ORDERING.
7309 2005-01-03 Richard Henderson <rth@redhat.com>
7310 Uros Bizjak <uros@kss-loka.si>
7313 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7314 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7315 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7317 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7318 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7319 const_pow2_1_to_128_operand): New predicates.
7321 2005-01-02 Greg McGary <greg@mcgary.org>
7323 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7325 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7326 object. [ptr_type]: Remove unused variable.
7327 Remember nearest addressable array-element or record-component
7328 when checking bitfield components. Tolerate empty BIND_EXPR.
7330 2005-01-01 Richard Henderson <rth@redhat.com>
7332 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7333 that don't narrow the value. Fail for other conversions.
7335 2005-01-01 Richard Henderson <rth@redhat.com>
7338 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7339 * c-lang.c (finish_file): Don't do it here.
7340 * objc/objc-act.c (objc_finish_file): Likewise.
7342 * cgraph.c (decl_assembler_name_equal): New.
7343 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7344 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7345 * cgraph.h (struct cgraph_varpool_node): Add next.
7346 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7347 * varasm.c (assemble_alias): Mark the target as needed.
7349 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7352 * function.c (get_arg_pointer_save_area): Use entry_of_function
7353 instead of get_insns.
7355 2005-01-01 Roger Sayle <roger@eyesopen.com>
7356 Andrew Pinski <pinskia@physics.uc.edu>
7357 James E. Wilson <wilson@specifixinc.com>
7359 PR rtl-optimization/12092
7360 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7363 2005-01-01 Roger Sayle <roger@eyesopen.com>
7364 Olivier Hainque <hainque@act-europe.fr>
7366 * tree.c (int_fits_type_p): A narrower type always fits in a
7367 wider one, except for negative values into unsigned types.
7369 2005-01-01 Roger Sayle <roger@eyesopen.com>
7371 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7372 with the original constant rather than require TREE_OVERFLOW.
7374 2005-01-01 Steven Bosscher <stevenb@suse.de>
7377 * c-decl.c (finish_function): If compiling C99, annotate the
7378 compiler generated return with the current file name and line 0.
7379 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7380 the source line is greater than 0.
7381 (remove_bb): Likewise.
7383 See ChangeLog.12 for earlier changes.