1 2005-03-17 Ian Lance Taylor <ian@airs.com>
5 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
8 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9 (TARGET_HANDLE_OPTION): Override default.
10 (arc_handle_option): New function.
11 (arc_init): Remove code to set arch_cpu_string.
12 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
14 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
15 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
16 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
17 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
18 (arc_rodata_string, TARGET_OPTIONS): Delete.
19 * config/arc/arc.opt: New file.
21 2005-03-17 Richard Henderson <rth@redhat.com>
23 * doc/extend.texi (Weak Pragmas): New section.
24 (attribute alias): Clarify that target must be in the same
27 2005-03-17 Richard Henderson <rth@redhat.com>
29 * config/alpha/alpha.opt: New file.
30 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
32 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
33 alpha_fprm_string, alpha_fptm_string): Make static.
34 (alpha_tls_size_string): Remove.
35 (alpha_handle_option): New.
36 (override_options): Update for alpha_cpu/alpha_tune split.
37 (alpha_file_start): Likewise.
38 (TARGET_DEFAULT_TARGET_FLAGS): New.
39 (TARGET_HANDLE_OPTION): New.
40 * config/alpha/alpha.h (alpha_tune): Declare.
41 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
42 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
43 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
44 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
45 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
46 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
47 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
48 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
49 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
50 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
51 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
52 (TARGET_DEFAULT): Remove MASK_FP.
53 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
54 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
55 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
56 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
57 alpha_tls_size_string): Remove.
58 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
59 (attribute tune): Rename from attribute cpu.
60 * config/alpha/ev4.md: Update to match.
61 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
62 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
63 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
64 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
65 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
66 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
68 2005-03-16 James E. Wilson <wilson@specifixinc.com>
70 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
71 and return without creating new state if before_nops_num is nonzero.
72 * config/ia64/ia64.md (first_insn): New attribute.
73 (alloc): Set it to yes.
75 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
77 * tree-vectorizer.c (new_vec_stmt_info): Initialize
78 STMT_VINFO_SUBVARS to NULL.
79 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
81 2005-03-16 Dale Johannesen <dalej@apple.com>
83 * rtlanal.c (find_first_parameter_load): Rewrite to
84 return actual first param load or the call if none,
85 instead of first in block, when not all loads exist.
87 2005-03-16 Roger Sayle <roger@eyesopen.com>
89 * optabs.c (expand_copysign_absneg): Make static.
90 * optabs.h (expand_copysign_absneg): Delete prototype.
91 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
93 2005-03-16 Richard Henderson <rth@redhat.com>
96 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
97 (alias_pairs): Rename from output_defs.
98 (find_decl_and_mark_needed): Split out from assemble_alias.
99 (do_assemble_alias): New.
100 (assemble_output_def): Remove.
101 (finish_aliases_1, finish_aliases_2): New.
102 (process_pending_assemble_output_defs): Remove.
103 (assemble_alias): Defer aliases for which we don't yet have a
104 non-external decl for the target symbol.
105 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
106 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
107 * toplev.c (compile_file): Use finish_aliases_2 instead of
108 process_pending_assemble_output_defs.
109 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
110 (process_pending_assemble_output_defs): Remove.
112 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
114 Fix PR tree-optimization/20489
116 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
117 for empty structures.
119 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
121 Fix PR tree-optimization/20490
123 * tree-ssa-pre.c (create_expression_by_pieces): Use
124 force_gimple_operand on result of fold.
126 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
128 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
129 of closing parenthesis.
131 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
133 * builtins.c (expand_movstr): Update a call to
135 (expand_builtin_strncpy): Update a call to
136 fold_builtin_strncpy.
137 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
138 arguments of CALL_EXPR.
139 (fold_builtin_1): Update calls to fold_builtin_strcpy and
140 fold_builtin_strncpy.
141 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
142 * tree.h: Update the prototypes of fold_builtin_strcpy and
143 fold_builtin_strncpy.
145 2005-03-16 Steven Bosscher <stevenb@suse.de>
146 Dorit Naishlos <dorit@il.ibm.com>
148 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
149 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
152 2005-03-16 Steven Bosscher <stevenb@suse.de>
154 * tree-inline.c (walk_type_fields, walk_tree,
155 walk_tree_without_duplicates): Move from here...
156 * tree.c: ...to here.
158 2005-03-15 Zack Weinberg <zack@codesourcery.com>
160 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
161 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
162 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
163 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
164 (version): Define using $(BASEVER_c).
165 (Makefile, config.status, build/gcov-iov.o): No longer depends on
167 (version.o): Depend on version files; add custom generation command.
168 (prefix.o): Define BASEVER on command line.
169 (s-iov): Depend on version files; adjust command.
170 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
172 (gcc-vers.texi): New rule.
173 (doc/%.info, doc/%.dvi): Add -I . to command line.
174 (doc/gccinstall.dvi): Likewise.
175 (PACKAGE): Delete. All uses replaced with "gcc".
176 * aclocal.m4: Do not include gcc-version.m4.
177 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
178 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
179 Set is_release based on contents of DEV-PHASE.
180 Set gcc_version based on contents of BASE-VER.
181 Define WIN32_REGISTRY_KEY only if the user overrode the default.
182 * config.in, configure: Regenerate.
183 * gccbug.in: Determine version of GCC in use at runtime.
184 * gcov-iov.c: Get version number and development phase from
185 command line, not by including version.c.
186 * intl.c: Replace all uses of PACKAGE with "gcc".
187 * libada-mk.in: Delete unused "gcc_version" variable.
188 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
189 * version.c: (VERSUFFIX): New hook for redistributors; adjust
191 (version_string): Put together from pieces.
192 * config/alpha/x-vms: Do not use $(gcc_version).
193 * config/i386/t-nwld: Likewise.
194 * doc/include/gcc-common.texi: Include gcc-vers.texi for
195 version-GCC and DEVELOPMENT.
197 2005-03-15 Roger Sayle <roger@eyesopen.com>
199 PR tree-optimization/17454
200 * tree.c (tree_size): Add case for TREE_BINFO.
201 * fold-const.c (fold_checksum_tree): Only clear the overloaded
202 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
204 2005-03-15 Roger Sayle <roger@eyesopen.com>
206 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
207 op1 whilst expanding the signed widenening multiply variant.
209 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
211 * toplev.c (display_target_options): Avoid unused variable warning if
212 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
213 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
214 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
215 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
216 (mips_isa_info): New variable.
217 (mips_parse_cpu): Remove the first argument and leave the caller
219 (TARGET_HANDLE_OPTION): Override default.
220 (mips_handle_option): New function. Move option validation code from...
221 (override_options): ...here. Update calls to mips_parse_cpu.
222 * config/mips/mips.h (mips_arch_string, mips_tune_string)
223 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
224 (SUBTARGET_TARGET_OPTIONS): Delete.
225 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
226 (mno-flush-func, mtune=): New options.
228 2005-03-15 Roger Sayle <roger@eyesopen.com>
229 Richard Henderson <rth@redhat.com>
231 * real.c (c4x_single_format, c4x_extended_format): Provide values
232 for signbit_ro for c4x's single and extended floating point formats.
233 * optabs.c (expand_copysign): Use the floating point format's
234 signbit_ro for expanding via expand_copysign_absneg, and it's
235 signbit_rw field for expanding via expand_copysign_bit.
237 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
239 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
240 known_alignment_for_access_p.
241 (known_alignment_for_access_p): New.
242 (do_peeling_for_alignment): Field made int instead of bool and renamed
243 to peeling_for_alignment.
244 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
245 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
246 functionality used to be in vect_analyze_operations.
247 (vect_analyze_operations): Code to determine vectorization factor was
248 moved to vect_determine_vectorization_factor.
249 (vect_enhance_data_refs_alignment): Update to correct alignment when it
250 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
252 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
253 be part of vect_analyze_operations).
254 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
255 creating the guard condition, as the number of iterations may be
257 (slpeel_tree_peel_loop_to_edge): Use new name of
258 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
259 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
260 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
261 (vect_do_peeling_for_alignment): Use fold.
262 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
264 (vect_update_inits_of_dr): Renamed to
265 vect_update_init_of_dr.
266 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
267 (vectorizable_store): Fix assertion to use == instead of =.
269 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
271 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
272 call_used_regs for wCG registers.
274 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
276 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
277 for non-offsettable memory references to cope with outstanding reload
278 replacements, take 2.
280 2005-03-15 Uros Bizjak <uros@kss-loka.si>
283 * config/i386/i386.h (x86_fisttp): New.
284 (TARGET_FISTTP): New macro.
285 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
286 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
287 instruction when fisttp flag is set.
288 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
290 * config/i386/i386.md (type attribute): Add fisttp.
291 (unit attribute): Set to i387 for fisttp type.
292 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
293 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
295 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
296 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
298 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
299 patterns for TARGET_FISTTP. Enable patterns for
300 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
301 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
302 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
303 implement fisttp x87 insn.
304 (fix_trunc*_i387_fisttp splitters): New patterns.
305 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
306 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
307 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
309 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
310 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
311 Implement using mode macros. Disable patterns for TARGET_FISTTP.
312 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
313 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
314 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
315 Disable patterns for TARGET_FISTTP.
316 (fix_trunc*_i387 splitters): Implement usign mode macros.
317 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
318 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
319 (fix_trunx*_sse peephole2s): Implement using mode macros.
321 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
323 PR rtl-optimization/20291
324 * combine.c (try_combine): If splitting fails, re-try with
325 original combined pattern, i.e. before clobber stripping.
327 2005-03-14 Eric Christopher <echristo@redhat.com>
329 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
330 STACK_GROWS_DOWNWARD.
332 2005-03-14 Roger Sayle <roger@eyesopen.com>
334 * real.h (struct real_format): Split the signbit field into two
335 two fields, signbit_ro and signbit_rw.
336 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
337 mips_double_format, ieee_extended_motorola_format,
338 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
339 ieee_extended_intel_128_format, ibm_extended_format,
340 mips_extended_format, ieee_quad_format, mips_quad_format,
341 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
342 i370_double_format, c4x_single_format, c4x_extended_format,
343 real_internal_format): Update initializers for new field.
344 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
345 real_format structure.
346 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
347 field of the real_format structure.
349 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
351 Fix PR tree-optimization/20458
353 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
354 DECL_EXTERNAL on STRUCT_FIELD tags.
355 (clear_call_clobbered): Ditto.
356 * tree-ssa-operands.c (note_addressable): Make sure the original
357 variable doesn't slip into the addressable list if we have
359 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
362 2005-03-14 Geoffrey Keating <geoffk@apple.com>
364 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
365 (-fwide-exec-charset): Likewise.
366 (-finput-charset): Likewise.
367 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
368 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
369 * c.opt (Wnormalized): New.
371 2005-03-14 Devang Patel <dpatel@apple.com>
373 * doc/invoke.texi: Add reference to Visibility document.
375 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
377 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
378 MASK_SPLIT_ADDRESSES.
379 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
380 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
381 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
382 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
383 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
384 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
385 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
386 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
387 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
388 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
389 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
390 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
391 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
392 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
393 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
394 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
395 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
396 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
397 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
398 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
399 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
400 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
401 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
402 (TARGET_EXPLICIT_RELOCS): Delete.
403 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
404 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
405 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
406 (override_options): Set MASK_LONG64 if -mint64 is given and no
407 -mlongXX option is. Complain about -mint64 -mlong32.
408 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
409 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
410 * config/mips/mips.opt: New file.
412 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
414 * config.gcc (extra_options): New variable for listing option files.
415 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
416 * configure.ac (extra_opt_files): New AC_SUBST variable.
417 (tm_file_list, tm_include_list): Include options.h first.
418 * configure: Regenerate.
419 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
420 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
421 (s-options-h): New rule.
422 (options.h): Depend on it.
423 (TEXI_GCCINT_FILES): Add options.texi.
424 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
425 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
426 * target.h (gcc_target): Add default_target_flags and handle_option.
427 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
428 (TARGET_HANDLE_OPTION): New macros.
429 (TARGET_INITIALIZER): Include them.
430 * opt-functions.awk (opt_args, nth_arg): New functions.
431 (switch_flags): Handle the "Target" flag.
433 (var_name): Use opt_args and nth_arg.
434 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
435 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
436 macros for the "Mask" and "InverseMask" options.
437 * opts.h (cl_var_cond): New enum.
438 (cl_option): Replace the "has_set_value" and "set_value" fields with
439 "var_cond" and "var_value".
440 (CL_TARGET): New macro.
441 (option_enabled, print_filtered_help): Declare.
442 (decode_options): Move definition.
443 * opts.c (handle_option): Search for the original option before
444 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
445 var_cond and var_value fields. Use targetm.handle_option to handle
447 (decode_options): Set target_flags to targetm.default_target_flags.
448 (print_filtered_help): Make global. Handle CL_TARGET.
449 (option_enabled): New function.
450 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
451 (display_target_options, set_target_switch, print_switch_values)
452 (default_pch_valid_p): Guard uses of target_switches with
453 #ifdef TARGET_SWITCHES. Also...
454 (display_target_options): Display the CL_TARGET entries in cl_options.
455 (set_target_option): Don't complain about the "" option when
456 TARGET_SWITCHES is undefined.
457 (print_switch_values): Use option_enabled.
458 (default_pch_valid_p): Check cl_options[] when looking for something
459 that has changed the value of target_flags.
460 * c.opt: Remove documentation from top of file.
461 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
462 * doc/sourecebuild.texi: Refer to the new options documentation
463 instead of c.opt. Document machine-specific .opt files.
464 * doc/tm.texi (target_flags): Say that this variable is declared
466 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
467 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
469 * doc/options.texi: New file.
471 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
474 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
477 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
480 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
481 temporary variable of pointer type if an lvalues is required.
482 (gimplify_modify_expr_rhs): Request an rvalue from it.
483 (gimplify_expr): Pass fallback on.
485 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
487 * cfgbuild.c: Update comments.
489 2005-03-14 Roger Sayle <roger@eyesopen.com>
491 PR rtl-optimization/17236
492 * optabs.c (expand_doubleword_mult): New helper function split out
493 from expand_binop. Permute the order in which instructions are
494 emitted to minimize the number of simultaneously live registers.
495 (expand_binop): Call expand_doubleword_mult to synthesize a double
498 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
500 * basic-block.h: Update the prototypes of cached_make_edge and
502 * cfg.c (cached_make_edge): Take edge_cache representing one
503 row of the adjacency matrix of edges.
504 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
505 (make_edges): Initialize edge_cache to represent one row of
506 the adjacency matrix of edges.
508 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
510 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
512 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
513 Remove unused removed_phis variable.
514 (conditional_replacement): Use build1/build2.
515 (abs_replacement): Use last_and_only_stmt and build1/build2.
517 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
519 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
520 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
521 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
522 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
523 * c-common.c (handle_novops_attribute): New function.
524 (c_common_attribute_table): Add "no vops" entry.
525 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
526 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
527 * tree-ssa-operands.c (get_call_expr_operands): Do not
528 create virtual operands for calls with ECF_NOVOPS flag.
529 * tree.h (DECL_IS_NOVOPS): New macro.
530 (struct tree_decl): Add novops_flag.
531 (ECF_NOVOPS): New constant.
533 2005-03-14 Uros Bizjak <uros@kss-loka.si>
536 * config/i386/i386.c (x86_use_himode_fiop): New.
537 (x86_use_simode_fiop): Rename from x86_use_fiop.
538 * config/i386/i386.h (x86_use_himode_fiop): Declare.
539 (TARGET_USE_HIMODE_FIOP): New.
540 (x86_use_simode_fiop): Rename from x86_use_fiop.
541 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
543 * config/i386/i386.md (X87MODEI12): New mode macro define.
544 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
545 to implement x87 FP compare with HImode input operands.
546 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
547 Use X87MODEI12 mode macro to handle HImode input operands.
548 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
549 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
550 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
551 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
552 macro to implement x87 operators with HImode input operands.
553 (fop splitters): Use X87MODEI12 mode macro to handle HImode
556 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
558 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
560 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
563 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
565 * basic-block.h (BB_VISITED): Removed.
566 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
568 2005-03-14 Falk Hueffner <falk@debian.org>
571 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
573 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
575 * ggc-zone.c: Fix comment typos.
577 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
578 stringpool.c, config/mips/mips-protos.h: Update copyright.
580 2005-03-14 Alan Modra <amodra@bigpond.net.au>
582 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
583 throughout with its typedef, "rtx".
584 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
585 (rs6000_tls_symbol_ref_1): Remove inline keyword.
586 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
587 regs in comment to match code.
589 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
591 * except.c (check_handled): Make it static.
592 * except.h: Remove the corresponding prototype.
594 * function.c (get_func_frame_size): Make it static.
595 * function.h: Remove the corresponding type.
597 * regclass.c (reg_class_superclasses, reg_class_subclasses):
599 * hard-reg-set.h: Remove the corresponding declarations.
601 * tree-cfg.c (verify_stmts): Check that
602 bb_for_stmt (stmt) == bb for every PHI node and statement.
604 2005-03-14 Alan Modra <amodra@bigpond.net.au>
606 * config.gcc: Remove excess indentation.
607 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
609 2005-03-13 Roger Sayle <roger@eyesopen.com>
612 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
613 * fold-const.c (fold_sign_changed_comparison): Likewise.
614 (fold_binary): Optimize comparisons against widened operands if
615 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
617 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
619 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
620 (sparc_override_options): Initialize it.
621 (sparc_struct_value_rtx): Set it on the MEM to be returned.
623 2005-03-13 David Edelsohn <edelsohn@gnu.org>
625 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
626 (reg_or_none500mem_operand): New predicate.
627 (zero_reg_mem_operand): New predicate.
628 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
629 to reg_or_none500mem_operand.
630 (extendsfdf2_fpr): Add MEM alternative.
631 (extenddftf2_internal): Change operand2 predicate to
632 zero_reg_mem_operand.
634 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
636 * ggc-zone.c: Rewritten.
638 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
640 * configure.ac: Define GGC_ZONE for --with-gc=zone.
641 * config.in: Regenerated.
642 * configure: Regenerated.
643 * gengtype.c (write_types_process_field, write_func_for_structure):
644 Pass new argument to gt_pch_note_object.
645 * ggc-common.c (struct ptr_data): Add TYPE.
646 (gt_pch_note_object): Take TYPE argument and save it.
647 (call_count): Update call to ggc_pch_count_object.
648 (call_alloc): Update call to ggc_pch_alloc_object.
649 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
651 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
652 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
653 (ggc_alloc_zone_stat): Delete.
654 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
655 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
656 (ggc_pch_alloc_object): Update prototypes.
657 (garbage_zone): Delete.
658 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
659 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
661 (tree_id_zone): New variable.
662 (ggc_alloc_cleared_zone): Remove unused.
663 (ggc_alloc_zone): Define.
664 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
665 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
667 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
668 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
669 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
670 (make_node_stat): Likewise. Use tree_id_zone.
672 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
673 Joseph S. Myers <joseph@codesourcery.com>
675 * configure.ac: Check for MIPS TLS.
676 * configure: Regenerated.
677 * config/mips/mips-protos.h (enum mips_symbol_type): Add
678 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
679 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
680 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
681 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
682 (mips_classify_symbol, mips_symbolic_constant_p)
683 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
684 (mips_tls_operand_p, mips_call_tls_get_addr)
685 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
686 (mips_tls_symbol_ref_1): New functions.
687 (mips_legitimize_address, mips_legitimize_const_move): Call
688 mips_legitimize_tls_address.
689 (override_options): Handle V1_REG and TLS symbols. Disable TLS
691 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
692 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
693 (mips_char_to_class): Document V1_REG.
694 (HAVE_AS_TLS): Provide default.
695 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
697 (load_got<mode>): Renamed from *load_got<mode>. Allow when
699 (tls_get_tp_<mode>): New instruction.
701 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
703 * configure.ac: Update checks for target tools.
704 * configure: Regenerated.
706 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
708 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
710 2005-03-13 Roger Sayle <roger@eyesopen.com>
712 * expmed.c (expand_mult): Use synthetic multiplication sequences for
713 more classes of DImode multiplication by constant. Allow both
714 multiplication by small negative constants (by performing a
715 multiplication by a positive constant and negating the result) and
716 multiplications by large powers of two, by using a left shift.
718 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
720 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
721 of basic blocks into work_stack.
723 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
724 config/mips/vr.h: Update copyright.
726 * c-decl.c (c_init_decl_processing): Remove useless calls to
729 * builtins.c (fold_trunc_transparent_mathfn,
730 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
731 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
732 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
733 fold_builtin_strcpy, fold_builtin_strncpy,
734 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
737 * builtins.c (expand_builtin_mathfn_3): Remove local variable
740 * lambda-code.c (lambda_compute_auxillary_space): Remove local
741 variable determinant.
743 * tree-cfg.c (group_case_labels): Remove local variable type.
745 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
748 * tree-ssa-phiopt.c (value_replacement): Remove local variable
751 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
754 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
755 (*movmemqi_insn): Delete.
758 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
760 * builtins.c (fold_builtin_classify): Take decomposed
761 arguments of CALL_EXPR.
762 (fold_builtin_1): Update a call to fold_builtin_classify.
764 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
767 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
768 through into call to parser_xref_tag after parse error.
769 (c_parser_struct_declaration): Consistently return NULL_TREE on
772 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
774 * tree-flow-inline.h (ref_contains_array_ref): New function.
775 (lookup_subvars_for_var): Ditto.
776 (get_subvars_for_var): Ditto.
777 (var_can_have_subvars): Ditto.
779 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
780 (struct subvar): New type.
782 * tree-dfa.c (okay_component_ref_for_subvars): New function.
784 * tree-optimize.c (init_tree_optimization_passes): Call
785 pass_create_structure_vars.
787 * tree-ssa-alias.c: Include vec.h.
788 (init_alias_info): Don't auto-clear call clobbered on struct-field
790 (compute_flow_insensitive_aliasing): Handle subvars.
791 (group_aliases): Handle STRUCT_FIELD aliases.
792 (setup_pointers_and_addressables): Ditto.
793 Don't mark variables non-addressable if they still have
795 Also mark subvars addressable when the real variable is marked
797 (add_pointed_to_var): Try to prune the pointed-to set by only
798 pointing to subvars when possible.
799 Otherwise, make sure we set addresses_needed and pt_vars to
800 properly include subvars.
801 (bitpos_of_field): New function.
802 (push_fields_onto_fieldstack): Ditto.
803 (get_or_create_used_part_for): Ditto.
804 (create_overlap_variables_for): Ditto.
805 (find_used_portions): Ditto.
806 (create_structure_vars): Ditto.
807 (pass_create_structure_vars): New structure.
809 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
810 (get_expr_operands): Handle subvars. Also try to turn
811 COMPONENT_REF accesses into must-defs now that we can accurately
813 (note_addressable): Try to only mark as addressable those subvars
814 we know a COMPONENT_REF touches.
815 (overlap_subvar): New function.
817 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
818 Handle subvar storing.
819 (vect_address_analysis): Update caller of vect_object_analysis.
821 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
823 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
824 (STMT_VINFO_SUBVARS): New macro.
826 * common.opts: add flag_tree_salias.
828 * opts.c (decode_options): flag_tree_salias defaults to on.
830 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
832 * doc/tree-ssa.texi: Document structural alias analysis.
834 2005-03-12 Steven Bosscher <stevenb@suse.de>
836 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
837 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
838 * tree-ssa-operands.c (get_expr_operands): Likewise.
839 (get_expr_operands): Likewise for ERROR_MARK.
841 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
843 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
846 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
849 * tree-ssa-pre.c (compute_avail): Remove local variable val.
850 (mark_operand_necessary): Remove local variable ver.
852 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
855 * value-prof.c (mod_subtract_transform): Remove local variable
858 * builtins.c (fold_builtin_exponent): Take decomposed
859 arguments of CALL_EXPR.
860 (fold_builtin_1): Update a call to fold_builtin_exponent.
862 * builtins.c (fold_builtin_logarithm): Take decomposed
863 arguments of CALL_EXPR.
864 (fold_builtin_1): Update a call to fold_builtin_logarithm.
866 * c-decl.c (c_init_decl_processing): Remove local variables
867 ptr_ftype_void and ptr_ftype_ptr.
869 * gimplify.c (gimplify_expr): Remove local variables r0 and
872 * reg-stack.c (move_for_stack_reg): Remove local variable
874 (compare_for_stack_reg): Remove local variable flags_user.
875 (convert_regs_1): Remove local variable deleted.
877 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
879 (combine_blocks): Remove local variables exits and new_e.
881 * tree-inline.c (expand_call_inline): Remove local variable
884 * tree-ssa-live.c (create_ssa_var_map,
885 calculate_live_on_entry): Remove local variable snn.
887 2005-03-12 Geoffrey Keating <geoffk@apple.com>
889 * c-lex.c (c_lex_with_flags): Add parameter to call to
892 2005-03-11 Per Bothner <per@bothner.com>
894 * c-tree.h (struct c_declarator): New id_loc field.
895 * c-pragma.h (c_lex_with_flags): Take position reference.
896 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
897 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
898 (c_lex): Pass dummy location to c_lex_with_flags.
899 * c-parser.c (c_lex_one_token): Set c_token's location using
900 c_lex_with_flags, instead of input_location, which might be "ahead".
901 (c_parser_direct_declarator): Set declarator's id_loc from
903 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
904 declarator's id_loc, rather than probably-imprecise input_location.
905 (build_id_declarator): Initialize c_declarator's id_loc field.
907 2005-03-11 Roger Sayle <roger@eyesopen.com>
910 * builtins.c (expand_builtin_signbit): Force the signbit's word
911 into an integer register to avoid SUBREGs of floating point modes.
913 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
915 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
916 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
917 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
918 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
920 2005-03-11 David Edelsohn <edelsohn@gnu.org>
922 PR rtl-optimization/20306
923 * expr.c (emit_move_complex): Set try_int false if mode is
924 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
925 emit_block_move if try_int is true.
927 2005-03-11 Richard Henderson <rth@redhat.com>
930 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
931 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
934 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
936 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
937 (TARGET_FIX_VR4130): New macro.
938 (TARGET_OPTIONS): Add -mfix-vr4130.
939 (ISA_HAS_MACCHI): New macro.
940 (ASM_SPEC): Add -mfix-vr4130.
941 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
942 (override_options): Handle mips_fix_vr4130_string.
943 (mips_avoid_hazards): Clear all_noreorder_p
944 if we're working around VR4130 errata and the macc alternatives
946 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
947 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
948 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
949 (MULTILIB_DEFAULTS): Remove leading "march=".
950 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
951 if no architecture option is given.
952 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
954 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
955 * doc/invoke.texi: Document -mfix-vr4130.
957 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
959 * config/mips/mips.c (override_options): Only warn about -mint64
960 deprecation if TARGET_INT64.
962 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
964 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
965 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
966 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
967 are non-specific regarding the nonnull parameter positions.
968 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
969 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
970 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
971 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
973 * builtins.def: Use the non-specific "nonnull" attibute lists.
975 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
977 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
978 single_pred_edge, single_succ, single_pred): Improve comments.
980 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
982 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
983 single_pred_edge, single_succ, single_pred): New inline functions.
984 * bb-reorder.c (rotate_loop, find_traces_1_round,
985 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
986 duplicate_computed_gotos): Use the single_succ/pred functions.
987 * cfganal.c (forwarder_block_p): Ditto.
988 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
989 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
990 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
991 merge_seq_blocks): Ditto.
992 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
993 * cfglayout.c (fixup_reorder_chain): Ditto.
994 * cfgloop.c (mark_single_exit_loops, update_latch_info,
995 canonicalize_loop_headers, verify_loop_structure): Ditto.
996 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
997 mfb_update_loops, create_preheader, force_single_succ_latches,
998 create_loop_notes): Ditto.
999 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1000 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1001 commit_one_edge_insertion, purge_dead_edges,
1002 cfg_layout_can_merge_blocks_p): Ditto.
1003 * except.c (sjlj_emit_function_enter): Ditto.
1004 * flow.c (init_propagate_block_info): Ditto.
1005 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1006 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1007 insert_insn_end_bb): Ditto.
1008 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1009 find_if_case_2): Ditto.
1010 * lambda-code.c (perfect_nestify): Ditto.
1011 * lcm.c (optimize_mode_switching): Ditto.
1012 * loop-doloop.c (doloop_modify): Ditto.
1013 * loop-init.c (loop_optimizer_init): Ditto.
1014 * loop-iv.c (simplify_using_initial_values): Ditto.
1015 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1016 * loop-unswitch.c (unswitch_loop): Ditto.
1017 * modulo-sched.c (generate_prolog_epilog): Ditto.
1018 * predict.c (combine_predictions_for_insn, estimate_probability,
1019 tree_estimate_probability, last_basic_block_p,
1020 estimate_bb_frequencies): Ditto.
1021 * profile.c (branch_prob): Ditto.
1022 * regrename.c (copyprop_hardreg_forward): Ditto.
1023 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1024 * tracer.c (layout_superblocks): Ditto.
1025 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1026 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1027 cleanup_control_expr_graph, disband_implicit_edges,
1028 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1029 tree_verify_flow_info, tree_make_forwarder_block,
1030 tree_forwarder_block_p, remove_forwarder_block,
1031 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1032 * tree-if-conv.c (tree_if_conversion): Ditto.
1033 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1034 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1035 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1036 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1037 copy_loop_headers): Ditto.
1038 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1039 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1040 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1041 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1042 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1043 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1044 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1045 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1046 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1047 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1048 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1049 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1050 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1051 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1052 slpeel_add_loop_guard): Ditto.
1054 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1056 PR tree-optimization/15784
1057 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1060 * stmt.c (expand_case): Don't change index_type. Convert minval
1063 PR tree-optimization/20130
1064 * fold-const.c (fold): Fold x * -1 into -x.
1066 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1068 PR rtl-optimization/20331
1069 * rtlanal.c (modified_between_p): Check its address first for MEM.
1070 (modified_in_p): Likewise.
1072 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1074 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1076 2005-03-10 Steven Bosscher <stevenb@suse.de>
1078 * expr.c (expand_expr_real_1): If possible, use a conditional
1079 move for expanding MIN_EXPR and MAX_EXPR.
1080 Use temp for moving around rtx-en.
1082 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1085 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1088 2005-03-10 Roger Sayle <roger@eyesopen.com>
1090 * builtins.c (expand_builtin_signbit): Extend to handle floating
1091 point modes wider than the largest integer type, using the
1092 operand_subword_force function to obtain the signbit's word.
1094 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1097 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1098 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1100 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1102 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1104 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1106 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1108 (perform_edge_inserts): Unconditionally call
1109 free_dominator_info.
1111 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1113 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1115 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1117 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1119 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1121 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1123 (rtl_register_value_prof_hooks,
1124 tree_value_profile_transformations,
1125 tree_register_value_prof_hooks): Likewise.
1126 * var-tracking.c (stack_adjust_offset_pre_post,
1127 variable_htab_free, variable_union, dataflow_set_different_2,
1128 count_uses, variable_was_changed, set_frame_base_location,
1129 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1130 vt_add_function_parameters): Likewise.
1131 * varasm.c (named_section_real, named_section, make_decl_rtl,
1132 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1133 const_hash_1, compare_constant, copy_constant, force_const_mem,
1134 output_constant_pool_2, output_constant_pool_1, output_constant,
1135 output_constructor, make_decl_one_only, decl_tls_model,
1136 default_no_named_section, default_elf_select_section_1,
1137 default_unique_section_1): Likewise.
1138 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1139 * vmsdbgout.c (addr_const_to_string): Likewise.
1142 * function.c (struct assign_parm_data_one): Remove last_named
1144 (assign_parm_find_data_types): Don't determine last_named.
1145 Reorder named_parm determination.
1146 (assign_parms): Only setup varargs on the last non-varadic
1149 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1151 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1152 sda base address on medium model.
1154 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1156 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1157 * cfgloop.c (flow_loop_nodes_find): Export.
1158 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1160 * cfgloopmanip.c (fix_loop_structure): New function.
1161 * predict.c (predict_loops): Clean up the loops information.
1162 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1163 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1165 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1166 (rewrite_into_loop_closed_ssa): Declaration changed.
1167 * tree-loop-linear.c (linear_transform_loops): Add argument to
1168 rewrite_into_loop_closed_ssa call.
1169 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1170 * tree-ssa-loop-im.c (move_computations): Ditto.
1171 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1172 * tree-vectorizer.c (vectorize_loops): Ditto.
1173 * tree-optimize.c: Include cfgloop.h.
1174 (execute_todo): Choose whether to call cleanup_tree_cfg or
1175 cleanup_tree_cfg_loop.
1176 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1177 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1178 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1179 cleanup_tree_cfg_loop call.
1180 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1181 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1182 work on part of cfg.
1184 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1187 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1188 with multiple alternatives.
1190 * stmt.c (parse_output_constraint): Fix a typo.
1192 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1194 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1195 assembly directive instead of deprecated "no-generics".
1197 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1199 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1200 for non-offsettable memory references to cope with outstanding reload
1202 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1203 avoid losing outstanding address reloads.
1204 ("reload_outdi", "reload_outdf"): Likewise.
1206 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1208 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1209 code. Add more cbrt transformations.
1211 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1213 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1215 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1217 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1218 NULL_TREE when a given tree is not simplified.
1219 (fold): Return the original tree when any of the functions
1220 mentioned above NULL_TREE.
1222 * fold-const.c (fold_unary, fold_binary): Take decomposed
1223 arguments, code, type, op0, and op1 in case of fold_binary.
1224 (fold): Update calls to fold_unary and fold_binary.
1226 2005-03-09 Roger Sayle <roger@eyesopen.com>
1228 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1229 a fndecl and an arglist instead of a CALL_EXPR, exp.
1231 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1233 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1235 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1237 * expr.c (expand_assignment): Remove orig_to_rtx.
1239 * fold-const.c (int_const_binop): Remove no_overflow.
1241 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1243 * loop-iv.c (get_biv_step_1): Remove lhs.
1245 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1247 * real.c (real_nan): Remove neg.
1249 * function.c (thread_prologue_and_epilogue_insns): Remove i
1252 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1255 * tree-eh.c (tree_could_trap_p): Remove idx.
1257 * tree-into-ssa.c (ann): Remove ann.
1259 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1261 * tree-sra.c (decide_block_copy): Remove inst_count.
1263 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1265 * tree-ssa-loop-im.c (lhs): Remove.
1267 * cfgbuild.c (state, STATE, SET_STATE,
1268 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1270 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1271 (find_basic_blocks): Set the state of each basic block to
1274 2005-03-08 Jeff Law <law@redhat.com>
1276 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1277 goto results in the removal of edges in the CFG, then we need
1278 to recompute dominators.
1280 2005-03-09 Ben Elliston <bje@au.ibm.com>
1282 * c-common.c (c_do_switch_warnings): Comment fix.
1284 2005-03-08 Julian Brown <julian@codesourcery.com>
1286 * Patch from 2005-03-08 reverted for causing regressions and
1287 ppc-darwin bootstrap failure.
1289 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1291 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1292 Define the real function for ppc-darwin.
1293 * c-typeck.c (convert_arguments): Check for target-specific
1294 invalid argument call to unprototyped function.
1295 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1297 * target.h (invalid_arg_for_unprototyped_fn): New field
1299 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1300 default target hook.
1301 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1304 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1306 * c-typeck.c (constructor_stack, constructor_range_stack,
1307 initializer_stack): Make them static.
1309 * cfg.c (rbi_pool): Make it static.
1311 * gimple-low.c (lower_stmt_body): Make it static.
1312 * tree-flow.h: Remove the corresponding prototype. Don't
1315 * sched-deps.c (cache_size): Make it static.
1317 * stor-layout.c (lang_adjust_rli): Make it static.
1319 2005-03-08 Julian Brown <julian@codesourcery.com>
1321 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1322 from being used for symbols with vague linkage when
1323 HAVE_GAS_COMDAT_GROUP is true.
1325 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1327 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1328 nlabel == JUMP_LABEL (jump).
1330 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1332 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1333 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1334 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1335 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1337 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1340 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1341 * c-common.c (handle_returns_twice): New function.
1342 (c_common_attribute_table): Declare eturns_twice' attribute.
1343 * doc/extend.texi: Document eturns_twice' attribute.
1344 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1345 (struct tree_decl): Add returns_twice_flag.
1347 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1349 * tree-ssa-phiopt.c: Fix a comment typo.
1351 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1352 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1353 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1356 2005-03-08 Richard Henderson <rth@redhat.com>
1358 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1359 builtin codes with ctzdi2, clzdi2, popcountdi2.
1360 (struct alpha_builtin_def): Add is_const.
1361 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1362 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1363 (alpha_init_builtins): Init them. Set nothrow and const attributes
1365 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1366 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1367 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1368 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1369 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1370 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1371 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1372 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1373 (TARGET_FOLD_BUILTIN): New.
1374 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1375 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1377 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1379 2005-03-08 Ira Rosen <irar@il.ibm.com>
1381 PR tree-optimization/20122
1382 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1383 condition of access function instead of base.
1385 2005-03-07 Jeff Law <law@redhat.com>
1386 Steven Bosscher <stevenb@suse.de>
1388 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1389 (find_taken_edge): Call find_taken_edge_computed_goto as
1390 appropriate. Allow any gimple invariant rather than just
1391 INTEGER_CST for VAL.
1392 (cleanup_control_flow): Cleanup a computed goto which has turned
1394 (tree_merge_blocks): If block B has any forced labels, move
1395 them to the start of block A.
1396 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1397 computed gotos as well.
1398 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1399 removal of unnecessary computed gotos too.
1400 (lookup_redirection_data): Fix type of INSERT argument. Callers
1403 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1405 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1406 Remove trailing spaces.
1408 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1409 unshare_all_trees): Make them static.
1410 * tree-gimple.h: Remove the corresponding prototypes.
1412 * diagnostic.h: Remove unused prototype
1413 debug_output_buffer.
1414 * modulo-sched.c: Remove unused prototype
1415 set_row_column_for_ps.
1417 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1418 replace_phi_edge_with_variable): Remove unused variable i.
1420 2005-03-07 Per Bothner <per@bothner.com>
1422 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1424 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1427 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1428 bbs on the COND_EXPR instead of the PHI_NODEs.
1429 (candidate_bb_for_phi_optimization): Remove.
1430 (replace_phi_with_stmt): Rename to ...
1431 (replace_phi_edge_with_variable): this and change so that we
1432 replace the phi argument instead of removing the PHI.
1433 (conditional_replacement): Change so we deal with PHI with more
1435 (value_replacement): Likewise.
1436 (abs_replacement): Likewise.
1438 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1440 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1441 output_e500_flip_gt_bit.
1443 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1445 (rs6000_generate_compare): Fix logic to look at the correct bits.
1446 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1448 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1449 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1450 gen_move_from_CR_gt_bit.
1452 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1453 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1454 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1456 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1457 (E500_CR_IOR_COMPARE): New constant.
1459 2005-03-08 Earl Chew <earl_chew@agilent.com>
1460 David Billinghurst <David.Billinghurst@riotinto.com>
1462 * config/i386/host-cygwin.c: New file to support precompiled
1464 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1465 * config.host: Use above files for cygwin host.
1467 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1469 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1470 ordering ops from earlier change.
1472 2005-03-07 Per Bothner <per@bothner.com>
1474 Various fixes to allow us to again build if --enable-mapped-location:
1475 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1476 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1477 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1478 local variable loc. Change logic appropriately.
1479 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1480 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1481 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1482 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1483 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1485 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1487 PR rtl-optimization/19683
1488 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1489 number of bytes, to smallest_int_for_mode. Fix arguments to
1490 REG_CANNOT_CHANGE_MODE_P.
1492 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1494 * reorg.c (relax_delay_slots): Check that the jump is
1495 conditional before trying to invert it.
1497 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1499 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1502 * calls (stack_arg_under_construction): Make it static.
1504 * flow.c (regs_live_at_setjmp): Make it static.
1505 * flow.h: Remove the corresponding prototype.
1507 * reload1.c (reload_startobj, reload_firstobj,
1508 something_needs_operands_changed, reload_inherited,
1509 reload_inheritance_insn, reload_override_in,
1510 reload_spill_index): Make them static.
1512 * recog.c (verify_changes): Make it static.
1513 * recog.h: Remove the corresponding prototype.
1515 * cfgbuild.c (find_sub_basic_blocks): Remove.
1516 * basic-block.h: Remove the corresponding prototype.
1517 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1519 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1521 * tree-ssa-operands.c (check_build_stmt): Remove.
1523 * stor-layout.c (set_alignment): Remove.
1524 * tree.h: Remove the corresponding prototype.
1526 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1528 * tree-ssa-dce.c (control_dependence_map,
1529 visited_control_parents): Make them static.
1531 * cfghooks.c (verify_flow_info): Remove local variable
1534 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1537 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1539 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1541 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1543 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1545 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1546 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1547 PARALLEL for an empty structure.
1549 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1551 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1553 * fold-const.c (fold_binary): Unroll the very first "for"
1556 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1558 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1559 redundant match_code test.
1560 (scc_comparison_operator): Swap match_operand and match_code
1562 (branch_positive_comparison_operator): Same.
1563 (trap_comparison_operator): Use comparison_operator and swap with
1566 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1569 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1570 (out_movhi_r_mr): Read low byte of volatile MEM first.
1571 (out_movhi_mr_r): Write high byte of volatile MEM first.
1573 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1575 * cselib.c (reg_values, reg_values_size): Make them static.
1577 * cse.c (cse_reg_info_table): Make it static.
1579 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1581 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1583 * cse.c (find_best_addr): Use canon_for_address.
1585 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1587 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1588 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1589 SUBREG and MEM, respectively.
1591 * fold-const.c (fold_binary): Use code instead of t.
1593 * fold-const.c (optimize_minmax_comparison): Take decomposed
1594 arguments code, type, op0, and op1 instead of t.
1595 (fold_binary): Update a call to optimize_minmax_comparison.
1597 * fold-const.c (fold_range_test): Take decomposed arguments
1598 code, type, op0, and op1 instead of t.
1599 (fold_binary): Update a call to fold_range_test.
1601 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1602 decomposed arguments code, type, op0, and op1 instead of t.
1603 (fold_binary): Update a call to fold_range_test.
1605 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1607 * fold-const.c (fold_binary): Avoid directly using the original
1608 expression t as much as possible.
1610 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1612 * c-semantics.c (build_stmt): Use TYPE_P instead of
1613 IS_NON_TYPE_CODE_CLASS.
1614 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1615 (NON_TYPE_CHECK): Use TYPE_P instead of
1616 IS_NON_TYPE_CODE_CLASS.
1618 * fold-const.c (fold): Remove handling of binary expressions.
1620 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1622 * doc/c-tree.texi: Wrap comments in @r{}.
1623 * doc/cpp.texi: Likewise.
1624 * doc/cppinternals.texi: Likewise.
1625 * doc/extend.texi: Likewise.
1626 * doc/md.texi: Likewise.
1627 * doc/objc.texi: Likewise.
1628 * doc/sourcebuild.texi: Likewise.
1629 * doc/tm.texi: Likewise.
1632 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1634 * predict.c (apply_return_prediction): Standardize PHI chain
1636 * tree-ssa.c (ssa_redirect_edge): Likewise.
1638 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1639 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1642 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1643 * tree-flow.h: Adjust the prototype for remove_phi_node.
1644 * lambda-code.c (perfect_nestify): Adjust a call to
1647 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1648 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1650 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1651 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1652 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1653 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1655 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1656 of GEN_INT (trunc_int_for_mode (...)).
1657 * loop-iv.c (iv_number_of_iterations): Likewise.
1658 * postreload.c (reload_cse_move2add): Likewise.
1659 * simplify-rtx.c (simplify_const_unary_operation,
1660 simplify_const_binary_operation): Likewise.
1661 * stor-layout.c (get_mode_bounds): Likewise.
1663 * fold-const.c (fold_binary): New.
1664 (fold): Call fold_binary on binary expressions.
1666 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1668 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1669 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1670 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1671 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1672 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1674 2005-03-04 Devang Patel <dpatel@apple.com>
1676 PR tree-optimization/18815
1677 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1678 loops with zero exit edges.
1680 2005-03-04 Devang Patel <dpatel@apple.com>
1682 * doc/invoke.texi: Remove reference to webpage that does not exist.
1684 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1685 Joseph S. Myers <joseph@codesourcery.com>
1688 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1689 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1690 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1691 * pa.c (get_plabel): Change argument to symbol_ref. Call
1692 maybe_get_identifier instead of get_identifier.
1693 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1694 (struct deferred_plabel): Replace name field with symbol field.
1695 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1696 ASM_OUTPUT_EXTERNAL_REAL is defined.
1697 (output_global_address): Use output_addr_const for output of all
1699 (output_deferred_plabels): Use symbol_ref instead of name for address
1701 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1702 ASM_OUTPUT_SYMBOL_REF): New macros.
1703 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1705 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1708 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1710 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1711 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1713 2005-03-04 Jeff Law <law@redhat.com>
1715 * basic-block.h (rediscover_loops_after_threading): Declare.
1716 * tree-ssa-dom.c: Include cfgloop.h.
1717 (tree_ssa_dominator_optimize): Discover loops and some basic
1718 properties. Remove forwarder blocks recreated by loop header
1719 canonicalization. Also mark backedges in the CFG.
1720 * tree-ssa-threadupdate.c: Include cfgloop.h
1721 (rediscover_loops_after_threading): Define.
1722 (struct local_info): New field, JUMP_THREADED.
1723 (prune_undesirable_thread_requests): New function.
1724 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1725 then record that fact for the callers of redirct_edges.
1726 (thread_block): If BB has incoming backedges, then call
1727 prune_undesirable_thraed_requests. Note when we are
1728 going to have to rediscover loop information. Return a
1729 boolean indicating if any jumps were threaded.
1730 (thread_through_all_blocks): Bubble up boolean indicating
1731 if any jumps were threaded.
1732 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1733 (tree-ssa-threadupdate.o): Similarly.
1735 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1737 * fold-const.c (fold_ternary): Unroll the "for" loop to
1740 2005-03-04 Andrew Haley <aph@redhat.com>
1742 * unwind-dw2-fde-glibc.c (struct
1743 unw_eh_callback_data.check_cache): New field.
1744 (frame_hdr_cache): New.
1745 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1746 Cache frame header info.
1748 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1750 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1751 (print_c_condition): Declare.
1752 * read-rtl.c (ptr_loc): New structure.
1753 (ptr_locs, ptr_loc_obstack, joined_conditions)
1754 (joined_conditions_obstack): New variables.
1755 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1756 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1757 (join_c_conditions, print_c_condition): New functions.
1758 (apply_macro_to_string): Associate the new string with the same
1759 source location as the old one.
1760 (add_condition_to_string): Use join_c_conditions.
1761 (read_string): Use set_rtx_ptr_loc to record a filename and line
1762 number for the string.
1763 (read_rtx): Initialize the new variables above.
1764 * genattrtab.c (write_test_expr, write_attr_value): Use
1766 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1767 comment above the GCC_VERSION check.
1768 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1769 Inline the definition of MAYBE_EVAL.
1770 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1771 * genoutput.c (process_template): Likewise.
1772 * genpreds.c (write_predicate_subfunction): Likewise.
1773 (write_predicate_expr): Use print_c_condition.
1774 * genrecog.c (write_cond): Likewise.
1775 * gensupport.c (process_rtx): Use join_c_conditions to join the
1776 conditions of a define_insn_and_split. Record a source location
1777 for the string after the "&&".
1778 (alter_test_for_insn): Use join_c_conditions.
1780 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1783 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1784 PR tree-optimization/15784
1785 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1788 2005-03-04 Ben Elliston <bje@au.ibm.com>
1790 * gcc.c (option_map): Add --coverage.
1791 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1792 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1793 * config/darwin.h: Pass -lgcov for `coverage'.
1794 * doc/invoke.texi (Debugging Options): Document --coverage.
1796 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1798 * gcse.c (bypass_block): Use find_edge wherever possible.
1800 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1804 * c-opts.c (c_common_parse_file): Call start_source_file
1805 and end_source_file at the approriate times.
1807 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1808 the main file, it will be done for us now.
1810 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1812 * fold-const.c (fold_ternary): New.
1813 (fold): Call fold_ternary on ternary expressions. Remove
1814 handling of ternary expressions.
1816 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1818 PR tree-optimization/15784
1819 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1822 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1824 * config/rs6000/predicates.md (branch_comparison_operator):
1825 Convert from C block to conditional format.
1827 2005-03-03 Jan Hubicka <jh@suse.cz>
1829 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1830 and non-constant public variables.
1832 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1834 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1837 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1840 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1841 calls to release_ssa_name and release_phi_node.
1843 * fold-const.c (fold): Remove handling of unary expressions.
1845 * fold-const.c (fold_unary): Avoid directly using the original
1846 expression t as much as possible.
1848 2005-03-03 Roger Sayle <roger@eyesopen.com>
1849 Andrew Pinski <pinskia@physics.uc.edu>
1851 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1852 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1854 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1856 Describe special registers SRP and MOF as allocatable registers.
1857 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1858 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1859 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1860 TARGET_HAS_MUL_INSNS.
1861 (cris_print_operand) <case 'd'>: New case.
1862 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1863 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1865 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1866 (REG_ALLOC_ORDER): Update for MOF.
1867 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1869 (GENERAL_REGS): No longer a define of ALL_REGS.
1870 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1871 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1873 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1874 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1875 (SECONDARY_RELOAD_CLASS): Define.
1876 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1877 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1878 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1879 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1880 (REGISTER_MOVE_COST): Define.
1881 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1882 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1883 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1884 (CRIS_MOF_REGNUM): New define_constants.
1885 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1887 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1889 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1890 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1891 Adjust for MOF being properly described as a register.
1892 (indir_to_reg_split): Name this split. Conditionalize on the
1893 destination register being a general register.
1894 (movei): Conditionalize on on operands 0 and 1 having the same
1897 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1900 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1901 -mcpu to override any other explicitly given flags.
1903 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1905 * recog.c (verify_changes, confirm_change_group): New functions,
1906 broken out of apply_change_group.
1907 (apply_change_group): Use them.
1908 * recog.h (verify_change, confirm_change_group): Declare.
1909 * rtl.h (redirect_jump_2): Declare.
1910 * jump.c (redirect_exp, invert_exp): Delete.
1911 (invert_exp_1): Take second parameter. Return value. Changed caller.
1912 (redirect_jump_2): New function, broken out of redirect_jump.
1913 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1914 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1915 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1917 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1919 * varasm.c (named_section): Use xstrdup rather than doing it by
1922 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1924 2005-03-02 Devang Patel <dpatel@apple.com>
1926 Undo PR tree-optimization/18815 fix.
1928 2005-03-02 Devang Patel <dpatel@apple.com>
1930 PR tree-optimization/18815
1931 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1932 loops with zero exit edges.
1934 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1936 * cfg.c (connect_src, connect_dest, disconnect_src,
1937 disconnct_dest): New.
1938 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1939 redirect_edge_pred): Use the new functions.
1941 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1942 free_dominance_info only when needed.
1944 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1947 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1948 (reg_or_sub_cint64_operand): Same.
1950 2005-03-02 Jeff Law <law@redhat.com>
1952 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1953 CFG_ALTERED in the main DOM iteration loop.
1955 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1958 * varasm.c (initializer_constant_valid_p): Allow conversions
1959 between OFFSET_TYPEs. Tidy.
1961 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1963 * config/cris/cris.md ("return"): Remove epilogue delay list
1966 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1968 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1970 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1972 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1974 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1975 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1976 config/m68k/m68k.c, config/mips/mips.h,
1977 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1978 doc/include/gcc-common.texi: Update copyright.
1980 PR middle-end/18029 and PR middle-end/18030
1981 * expr.c (optimize_bitfield_assignment_op): Add a special case
1982 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1984 * fold-const.c (fold_unary): New.
1985 (fold): Call fold_unary on unary expressions.
1987 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1989 * cgraph.h (struct cgraph_edge): Add prev_caller and
1991 (cgraph_node_remove_callees): Export.
1992 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1994 (cgraph_edge_remove_callee): New function.
1995 (cgraph_edge_remove_caller): Likewise.
1996 (cgraph_remove_edge): Use.
1997 (cgraph_redirect_edge_callee): Likewise.
1998 (cgraph_node_remove_callees): New function.
1999 (cgraph_node_remove_callers): Likewise.
2000 (cgraph_remove_node): Use.
2001 * tree-optimize.c (tree_rest_of_compilation): Use
2002 cgraph_node_remove_callees instead of manual loop.
2003 * cgraphunit.c (cgraph_finalize_function): Likewise.
2004 (cgraph_expand_function): Likewise.
2005 (cgraph_remove_unreachable_nodes): Likewise.
2007 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2010 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2012 * c-decl.c (undeclared_variable): Take location as argument.
2013 * c-typeck.c (build_external_ref): Likewise.
2014 * c-parser.c (c_parser_postfix_expression): Pass location of
2015 identifier to build_external_ref.
2017 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2019 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2020 CCEQ mode for branch_positive_comparison_operator test.
2021 * config/rs6000/predicates (branch_comparison_operator): Revert to
2023 (scc_comparison_operator): Same.
2024 (branch_positive_comparison_operator): Same.
2026 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2028 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2029 (cris_delay_slots_for_epilogue): Remove.
2030 (save_last): Move into cris_target_asm_function_epilogue.
2031 (cris_target_asm_function_epilogue): Remove tests for file being
2033 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2034 (cris_delay_slots_for_epilogue): Remove prototypes.
2035 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2036 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2038 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2040 * config/rs6000/predicates.md (branch_comparison_operator): Change
2041 to define_special_predicate.
2042 (scc_comparison_operator): Same.
2043 (branch_positive_comparison_operator): Same.
2045 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2047 * Makefile.in (tree-ssa-sink.o): New.
2048 (OBJS-common): Add tree-ssa-sink.o.
2049 * common.opt: Add -ftree-sink
2050 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2051 * timevar.def (TV_TREE_SINK): new timevar.
2052 * tree-flow.h (is_hidden_global_store): Prototype.
2053 * tree-optimize.c (init_tree_optimization_passes): Add
2055 * tree-pass.h (pass_sink_code): New.
2056 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2057 for non-obvious global store store to is_hidden_global_store, and
2058 call that new function.
2059 * tree-ssa-sink.c: New file.
2060 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2061 * doc/passes.texi: Document forward store motion.
2062 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2063 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2064 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2065 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2067 2005-03-01 Per Bothner <per@bothner.com>
2069 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2070 and we have a non-zero column-number, add it to the message.
2071 Also factor out the diagnostic_kind_text.
2073 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2075 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2076 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2077 flow_loop_scan): Removed.
2078 (flow_loop_dump): Do not dump removed fields.
2079 (flow_loop_free): Do not free removed fields.
2080 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2081 (loop_exit_edge_p): New function.
2082 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2083 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2084 num_exits, exits_doms.
2085 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2086 LOOP_EDGES, LOOP_ALL): Removed.
2087 (flow_loop_scan): Declaration removed.
2088 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2089 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2091 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2092 (if_convert): Call flow_loops_find and flow_loops_free
2093 when calling mark_loop_exit_edges.
2094 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2095 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2096 free_dominance_info calls.
2097 * loop-init.c (flow_loops_find): Ditto.
2098 * passes.c (rest_of_handle_branch_prob): Ditto.
2099 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2100 * loop-unroll.c (analyze_insns_in_loop): Do not use
2102 * predict.c (predict_loops): Do not call flow_loop_scan.
2103 Use get_loop_exit_edges.
2104 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2105 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2106 Do not use EDGE_LOOP_EXIT.
2107 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2108 to bb_with_exit_edge_p.
2109 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2110 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2111 to bb_with_exit_edge_p.
2112 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2114 * tree-loop-linear.c (linear_transform_loops): Do not call
2115 flow_loop_scan. Use loop->single_exit.
2116 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2117 (vect_analyze_loop_form): Do not call flow_loop_scan.
2118 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2120 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2122 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2123 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2124 slpeel_tree_duplicate_loop_to_edge_cfg,
2125 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2126 Use loop_preheader_edge and loop->single_exit. Do not call
2129 2005-03-01 Nick Clifton <nickc@redhat.com>
2131 * config/arm/arm.c (thumb_find_work_register): Check all of the
2132 argument registers to see if they are free, and a couple of
2133 special cases where the last argument register but can be proved
2134 to be available during the function's prologue.
2135 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2136 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2137 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2139 (thumb_compute_save_reg_mask): Likewise. Also use
2140 thumb_find_work_register() to ensure that there is agreement about
2141 which work register is going to be used in the prologue.
2142 (thumb_output_function_prologue): Use unsigned long as the type
2143 for the register bit-mask. Also delay pushing the link register if
2144 other high registers are going to be pushed.
2145 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2146 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2147 redundant prototypes.
2149 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2152 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2153 and after reload in REG+REG indexed addresses without REG_POINTER
2154 set in the base and not set in the index.
2156 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2158 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2159 Don't undefine here.
2160 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2161 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2162 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2163 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2164 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2166 * config.gcc (sh*-*-linux*): Use config/linux.h.
2168 2005-02-28 Dale Johannesen <dalej@apple.com>
2169 Stan Shebs <shebs@apple.com>
2171 Rewrite of 64-bit Darwin structure-by-value pass/return.
2172 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2173 intoffset, use_stack, named.
2174 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2175 (rs6000_darwin64_record_arg_advance_flush): New.
2176 (rs6000_darwin64_record_arg_advance_recurse): New.
2177 (rs6000_darwin64_record_arg_flush): New.
2178 (rs6000_darwin64_record_arg_recurse): New.
2179 (rs6000_darwin64_record_arg): New.
2180 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2181 (function_arg_boundary): Handle 128-bit aligned structs.
2182 (function_arg_advance): Rewrite darwin64 struct handling.
2183 (function_arg): Call rs6000_darwin64_record_arg.
2184 (function_arg_partial_nregs): Handle darwin64 structs.
2185 (rs6000_darwin64_function_value): Remove.
2186 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2188 2005-02-28 Roger Sayle <roger@eyesopen.com>
2190 PR tree-optimization/20216
2191 * tree-chrec.c (tree_fold_factorial): Delete.
2192 (tree_fold_binomial): Change argument list to take a return type
2193 and change the type of K to unsigned int. Rewrite to avoid explicit
2194 evaluation of factorials, and (recursively) calling fold to perform
2195 compile-time arithmetic. Return NULL on (internal) overflow.
2196 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2197 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2198 if any intermediate calculation overflows.
2199 (chrec_apply): Update call to chrec_evaluate.
2201 2005-02-28 James E Wilson <wilson@specifixinc.com>
2203 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2205 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2208 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2209 instead of NULL_TREE on error.
2211 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2213 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2214 (EASY_VECTOR_15_ADD_SELF): Remove.
2215 (num_insns_constant_wide): Not static.
2216 (validate_condition_mode): Not static.
2217 (toc_relative_expr_p): Not static.
2218 (legitimate_indirect_address_p): Not static.
2219 (macho_lo_sum_memory_operand): Not static.
2220 (invalid_e500_subreg): Not static.
2221 (easy_vector_same): Not static.
2222 (easy_vector_splat_const): Not static.
2223 (RS6000_SYMBOL_REF_TLS_P): Remove.
2224 (any_operand): Delete.
2225 (any_parallel_operand): Delete.
2226 (count_register_operand): Delete.
2227 (altivec_register_operand): Delete.
2228 (xer_operand): Delete.
2229 (s8bit_cint_operand): Delete.
2230 (short_cint_operand): Delete.
2231 (u_short_cint_operand): Delete.
2232 (non_short_cint_operand): Delete.
2233 (exact_log2_cint_operand): Delete.
2234 (gpc_reg_operand): Delete.
2235 (cc_reg_operand): Delete.
2236 (cc_reg_not_cr0_operand): Delete.
2237 (reg_or_short_operand): Delete.
2238 (reg_or_neg_short_operand): Delete.
2239 (reg_or_aligned_short_operand): Delete.
2240 (reg_or_u_short_operand): Delete.
2241 (reg_or_cint_operand): Delete.
2242 (reg_or_arith_cint_operand): Delete.
2243 (reg_or_add_cint64_operand): Delete.
2244 (reg_or_sub_cint64_operand): Delete.
2245 (reg_or_logical_cint_operand): Delete.
2246 (got_operand): Delete.
2247 (got_no_const_operand): Delete.
2248 (easy_fp_constant): Delete.
2249 (easy_vector_constant): Delete.
2250 (easy_vector_constant_add_self): Delete.
2251 (zero_constant): Delete.
2252 (zero_fp_constant): Delete.
2253 (volatile_mem_operand): Delete.
2254 (offsettable_mem_operand): Delete.
2255 (mem_or_easy_const_operand): Delete.
2256 (add_operand): Delete.
2257 (non_add_cint_operand): Delete.
2258 (logical_operand): Delete.
2259 (non_logical_cint_operand): Delete.
2260 (mask_operand): Delete.
2261 (mask_operand_wrap): Delete.
2262 (mask64_operand): Delete.
2263 (mask64_2_operand): Delete.
2264 (and64_operand): Delete.
2265 (and64_2_operand): Delete.
2266 (and_operand): Delete.
2267 (reg_or_mem_operand): Delete.
2268 (lwa_operand): Delete.
2269 (symbol_ref_operand): Delete.
2270 (call_operand): Delete.
2271 (current_file_function_operand): Delete.
2272 (input_operand): Delete.
2273 (rs6000_nonimmediate_operand): Delete.
2274 (rs6000_tls_symbol_ref): Delete.
2275 (save_world_operation): Delete.
2276 (restore_world_operation): Delete.
2277 (load_multiple_operation): Delete.
2278 (store_multiple_operation): Delete.
2279 (vrsave_operation): Delete.
2280 (mfcr_operation): Delete.
2281 (mtcrf_operation): Delete.
2282 (lmw_operation): Delete.
2283 (stmw_operation): Delete.
2284 (branch_comparison_operator): Delete.
2285 (branch_positive_comparison_operator): Delete.
2286 (scc_comparison_operator): Delete.
2287 (trap_comparison_operator): Delete.
2288 (boolean_operator): Delete.
2289 (boolean_or_operator): Delete.
2290 (min_max_operator): Delete.
2291 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2292 (EASY_VECTOR_15): Moved to here.
2293 (EASY_VECTOR_15_ADD_SELF): Move to here.
2294 (PREDICATE_CODES): Delete.
2295 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2296 Declare functions no longer static.
2297 * config/rs6000/predicates.md: New.
2298 * config/rs6000/rs6000.md: Include predicates.md
2300 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2302 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2303 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2305 * cfgrtl.c (need_fake_edge_p): Likewise.
2306 * combine.c (distribute_notes): Likewise.
2307 * emit-rtl.c (try_split): Likewise.
2308 * recog.c (peephole2_opimize): Likewise.
2309 * reg-notes.def (ALWAYS_RETURN): Remove.
2310 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2311 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2312 * tree.h (ECF_ALWAYS_RETURN): Remove.
2314 2005-02-28 Roger Sayle <roger@eyesopen.com>
2317 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2318 between different machine modes is never a "useless" conversion.
2320 2005-02-28 Geert Bosch <bosch@gnat.com>
2323 * doc/contrib.texi: List contributors for Ada front end
2325 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2327 * simplify-rtx.c (simplify_unary_operation_1,
2328 simplify_const_unary_operation): New, extracted from...
2329 (simplify_unary_operation): ... this one.
2330 (simplify_binary_operation_1,
2331 simplify_const_binary_operation): New, extracted from...
2332 (simplify_binary_operation): ... this one.
2333 * rtl.h (simplify_const_unary_operation,
2334 simplify_const_binary_operation): Add prototypes.
2336 2005-02-28 Julian Brown <julian@codesourcery.com>
2338 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2339 building libjava and caused PR regression/20228.
2341 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2344 * Makefile.in (host_subdir): New.
2345 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2346 * configure: Regenerate.
2348 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2350 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2351 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2352 installation directory first.
2354 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2357 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2358 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2359 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2360 * config/cris/cris.md: Tweak comments referring to Q.
2361 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2362 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2363 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2364 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2365 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2366 Insert spaces in constraints to align alternatives vertically for
2368 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2371 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2373 PR rtl-optimization/17728
2374 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2375 operand 0 from general_operand to move_dest_operand.
2377 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2379 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2380 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2381 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2382 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2384 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2386 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2387 * configure: Regenerate.
2388 * libada-mk.in: Remove CC; rename
2389 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2391 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2394 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2395 for the lhs, also walk over the tree. Likewise for rhs.
2397 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2399 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2400 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2401 Do not propagate value of iv before increment over the increment.
2403 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2405 * c-parser.c: New file.
2406 * c-parse.in: Remove.
2407 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2409 (c-parser.o): Add dependencies.
2410 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2411 maintainer-clean, TAGS): Update.
2412 * c-config-lang.in (gtfiles): Update.
2413 * gengtype-lex.l: Don't handle "@@".
2414 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2415 objc_build_synchronized, objc_begin_try_stmt,
2416 objc_begin_catch_clause, objc_finish_catch_clause,
2417 objc_build_finally_clause, objc_finish_try_stmt): New.
2418 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2420 (c_parse_init): Update comment.
2421 * c-decl.c (c_init_decl_processing): Update comment.
2422 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2423 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2424 new c_declspecs members.
2426 2005-02-25 Julian Brown <julian@codesourcery.com>
2428 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2429 from being used for symbols with vague linkage when
2430 HAVE_GAS_COMDAT_GROUP is true.
2432 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2434 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2436 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2439 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2440 (LIBGCC2_HAS_DF_MODE): New.
2441 (LIBGCC2_HAS_XF_MODE): New.
2442 (LIBGCC2_HAS_TF_MODE): New.
2443 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2444 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2445 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2446 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2447 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2448 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2449 and add _fixtfdi, _fixunstfdi, _floatditf
2450 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2451 L_fixunstfdi, L_floatditf.
2452 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2453 (LIBGCC2_HAS_TF_MODE): Define.
2455 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2457 PR tree-optimization/20204
2458 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2459 REWRITE_THIS_STMT markers on PHI nodes.
2460 (rewrite_initialize_block): Likewise.
2462 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2464 * version.c (version_string): Update to 4.1.
2466 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2468 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2469 Clarify that the alternative way doesn't work in GNU C++.
2471 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2473 PR tree-optimization/19937
2474 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2475 to the type of the induction variable.
2477 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2479 PR rtl-optimization/20117
2480 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2481 the block including noncopyable insn.
2483 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2485 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2486 calls to find_reg_note.
2488 2005-02-24 Richard Henderson <rth@redhat.com>
2491 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2494 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2496 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2497 vector types if to use base reg for misaligned non-word ld/std.
2499 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2502 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2503 dwarf2 label manually and put it after, not before the prologue.
2505 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2508 * reload.c (operands_match_p): Only increment register number for
2509 SCALAR_INT_MODE_P modes in multiple hard registers.
2511 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2514 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2516 * ChangeLog.5: Fix log message typo(s).
2517 * ChangeLog.7: Likewise.
2518 * ChangeLog.tree-ssa: Likewise.
2519 * cfgexpand.c: Fix comment typo(s).
2520 * conflict.c: Likewise.
2521 * defaults.h: Likewise.
2522 * dwarf2out.c: Likewise.
2524 * ggc-page.c: Likewise.
2525 * tree-eh.c: Likewise.
2526 * tree-ssa-dom.c: Likewise.
2528 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2531 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2532 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2533 if SHARED is defined.
2536 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2537 allow splitting only if operands 0 and 3 don't overlap.
2539 2005-02-24 Richard Henderson <rth@redhat.com>
2542 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2543 (fold_builtin_1): Call them.
2544 * fold-const.c (fold_complex_mult_parts): Split out from ...
2545 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2546 (fold_complex_div_parts, fold_complex_div): New.
2548 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2550 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2552 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2553 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2555 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2556 (print_node): Likewise.
2557 Print TYPE_SIZES_GIMPLIFIED.
2559 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2561 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2562 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2563 operands as commutative in constraints.
2565 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2567 * tree-into-ssa.c: Re-organize internal functions.
2569 2005-02-24 Richard Henderson <rth@redhat.com>
2572 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2574 * common.opt (fcx-limited-range): New.
2575 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2576 * toplev.c (flag_complex_method): Initialize to 1.
2577 (process_options): Set flag_complex_method to 0 if
2578 flag_cx_limited_range.
2579 * doc/invoke.texi (-fcx-limited-range): New.
2581 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2583 * cse.c (delete_trivially_dead_insns): Speed up by using
2584 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2587 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2589 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2590 functions when -mid-shared-library is being used.
2592 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2594 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2595 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2596 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2597 * system.h: Poison LINK_LIBGCC_SPECIAL.
2599 2005-02-23 James E Wilson <wilson@specifixinc.com>
2601 * gengtype.c (note_insn_name): Make 1 element larger.
2603 2005-02-23 Roger Sayle <roger@eyesopen.com>
2606 PR rtl-optimization/20097
2607 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2608 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2610 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2612 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2613 * t-aix52 (SHLIB_INSTALL): Same.
2615 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2617 * genpreds.c: Update copyright.
2619 2005-02-23 Michael Beach <michaelb@ieee.org>
2622 * config/sparc/t-elf (startup files): Assemble with CPP.
2624 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2626 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2627 (write_predicate_expr): Likewise.
2629 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2631 PR tree-optimization/20100
2632 PR tree-optimization/20115
2633 * tree-optimize.c (init_tree_optimization_passes): Remove
2634 pass_maybe_create_global_var.
2635 * tree-pass.h (pass_maybe_create_global_var): Remove.
2636 * tree-ssa-alias.c (aliases_computed_p): Declare.
2637 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2638 (count_calls_and_maybe_create_global_var): Remove.
2639 (pass_maybe_create_global_var): Remove.
2640 (init_alias_info): Do not declare aliases_computed_p.
2641 (maybe_create_global_var): If the function contains no
2642 call-clobbered variables and a mix of pure/const and regular
2643 function calls, create .GLOBAL_VAR.
2644 Mark all call-clobbered variables for renaming.
2645 (merge_pointed_to_info): Update comment.
2646 (add_pointed_to_var): Likewise.
2647 (is_escape_site): Likewise.
2648 Accept struct alias_info * instead of size_t *.
2650 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2652 * tree-ssa-operands.c (get_call_expr_operands): If
2653 ALIASES_COMPUTED_P is false, do not add call-clobbering
2655 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2656 (delete_tree_ssa): Likewise.
2658 2005-02-22 James E Wilson <wilson@specifixinc.com>
2660 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2661 (do_compile): Do call it here.
2663 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2665 PR rtl-optimization/20017.
2666 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2667 rest_of_handle_cse2, rest_of_handle_gcse): Call
2668 delete_dead_jumptables immediately before calling cleanup_cfg.
2670 2005-02-22 Devang Patel <dpatel@apple.com>
2673 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2676 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2678 * config/rs6000/aix.h (WINT_TYPE): Define.
2680 2005-02-22 Stan Shebs <shebs@apple.com>
2682 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2683 natural alignment for 64-bit Darwin.
2684 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2686 * doc/invoke.texi: Document this.
2688 2005-02-22 DJ Delorie <dj@redhat.com>
2690 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2691 to make_[un]signed_type, not the mode itself.
2693 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2695 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2696 not available. Use tail calls wherever possible.
2697 (make_edge): Call unchecked_make_edge to create an edge.
2699 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2700 (coalesce_ssa_name): Don't check for
2701 SSANORM_USE_COALESCE_LIST.
2702 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2704 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2706 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2707 (rewrite_into_ssa): ... here.
2709 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2711 PR tree-optimization/19786
2712 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2713 tag to another's may-alias bitmap when adding to the other's list.
2715 2005-02-21 DJ Delorie <dj@redhat.com>
2717 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2718 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2719 registers in unsupported ways.
2720 * expmed.c (init_expmed): Likewise.
2722 2005-02-21 Stan Cox <scox@redhat.com>
2724 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2726 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2728 * tree-cfg.c (fold_cond_expr_cond): New.
2729 (make_edges): Call fold_cond_expr_cond.
2730 (find_taken_edge): Accept nothing but INTEGER_CST.
2731 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2733 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2735 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2736 that do not belong to any basic block.
2738 2005-02-21 Jeff Law <law@redhat.com>
2740 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2743 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2745 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2746 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2747 Adjust their definitions.
2748 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2749 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2751 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2752 genautomata.c, langhooks.c, langhooks.h, system.h,
2753 config/arm/lib1funcs.asm: Update copyright.
2755 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2757 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2759 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2762 * doc/install.texi: Document --with-gc.
2764 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2766 * simplify-rtx.c (simplify_unary_operation): Add a missing
2769 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2771 PR tree-optimization/18663
2772 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2773 if the type has variable bounds.
2775 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2777 * gcse.c: Remove an obsolete comment.
2779 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2781 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2783 * doc/extend.texi (Function Attributes) <Attribute const>: The
2784 attribute "pure" is below this text, not above.
2786 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2788 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2789 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2790 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2792 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2795 * langhooks.h (struct lang_hooks): Add to_target_charset.
2796 * langhooks.c (lhd_to_target_charset): New function.
2797 * langhooks-def.h: Declare lhd_to_target_charset.
2798 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2799 (LANG_HOOKS_INITIALIZER): Update.
2800 * c-common.c (c_common_to_target_charset): New function.
2801 * c-common.h: Declare it.
2802 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2803 c_common_to_target_charset.
2805 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2806 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2808 * system.h: Poison them.
2809 * doc/tm.texi: Don't discuss them.
2810 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2811 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2812 (pp_c_char): Do not attempt to generate letter escapes for
2814 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2815 * config/mips/mips.c (mips_output_ascii): Likewise.
2817 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2819 PR tree-optimization/19951
2820 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2823 2005-02-19 Steven Bosscher <stevenb@suse.de>
2826 * function.h (struct function): New field `max_loop_depth'.
2827 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2828 (flow_loops_find): Reset the max loop depth count before finding loops.
2829 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2830 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2831 (calculate_global_regs_live): Make sure the loop will terminate
2832 when the initial sets are not empty.
2834 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2836 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2838 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2840 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2843 * doc/invoke.texi: Remove documentation of %M spec.
2845 (init_spec): Remove %M suffix from -lgcc_s.
2846 (do_spec_1): Remove 'M' case.
2847 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2848 to put shared libraries in the multilib directory. Remove the
2849 shlib_so_soname substitution variable. Don't add a multilib encoding
2850 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2851 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2852 SHLIB_INSTALL as well as SHLIB_LINK.
2853 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2854 (SHLIB_NAME): Delete.
2855 (SHLIB_DIR): New macro.
2856 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2857 (SHLIB_INSTALL): Adjust accordingly.
2858 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2859 * config/t-slibgcc-sld: Likewise.
2860 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2861 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2862 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2864 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2865 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2866 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2867 Use @shlib_base_name@ instead of @shlib_so_name@.
2868 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2869 and @shlib_base_name@.so in @multilib_dir@.
2870 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2871 to the install path.
2872 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2873 (SHLIB_LINK): Remove previous workaround.
2874 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2875 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2876 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2878 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2879 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2880 (SHLIB_INSTALL): Adjust accordingly.
2881 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2882 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2883 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2884 config/t-slibgcc-elf-ver.
2886 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2887 Jakub Jelinek <jakub@redhat.com>
2889 PR tree-optimization/19828
2890 * tree-ssa-loop-im.c: Add a TODO comment.
2891 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2892 without side-effects.
2894 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2896 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2899 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2901 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2902 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2903 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2905 (ia64_reorg): Delete fixup_errata call.
2906 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2907 (TARGET_SWITCHES): Delete -mb-step entry.
2909 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2912 * c-typeck.c (composite_type): Handle quals in transparent unions.
2913 (type_lists_compatible_p): Likewise.
2915 2005-02-18 Stan Shebs <shebs@apple.com>
2917 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2918 expressions in the .literal8 section.
2920 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2922 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2924 2005-02-18 Roger Sayle <roger@eyesopen.com>
2926 * fold-const.c (constant_boolean_node): Always create values of the
2927 specified type, don't bother calling truthvalue_conversion.
2929 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2931 * except.c (output_function_exception_table): Call
2932 assemble_external_libcall (eh_personality_libfunc).
2934 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2937 * config/ia64/ia64.h (struct machine_function): Add state_num.
2938 * config/ia64/ia64.c (process_epilogue,
2939 process_for_unwind_directive): Use new unwind state numbers each
2940 time rather than state 1.
2942 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2945 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2946 before the "*llgt_didi" pattern.
2948 2005-02-18 Jason Merrill <jason@redhat.com>
2950 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2952 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2954 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2955 (div0): Use it in place of ARM_FUNC_ALIAS.
2956 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2958 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2961 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2962 access, the lower bound of the array type if it exists.
2964 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2967 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2968 cases that are out-of-range for the index type.
2970 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2972 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2973 (estimate_case_costs): Don't call convert.
2974 * expmed.c (expand_shift): Likewise.
2975 (make_tree): Call fold_convert instead of convert.
2977 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2980 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2981 that ref to be marked MEM_READONLY_P doesn't have base that needs
2984 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2986 * genautomata.c (output_get_cpu_unit_code_func,
2987 output_cpu_unit_reservation_p): Don't generate old-style function
2990 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2993 PR tree-optimization/20009
2994 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2996 PR tree-optimization/18947
2997 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2998 inline, remove all nodes that are inlined into the extern inline
3001 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3003 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3004 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3005 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3006 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3009 2005-02-17 Roger Sayle <roger@eyesopen.com>
3011 PR tree-optimization/19917
3012 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3013 to be potentially trapping.
3015 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3017 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3019 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3021 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3022 tem becomes a local variable which is set to the value of the
3023 back end defined INITIAL_FRAME_ADDRESS macro.
3024 (expand_builtin_frame_address): Omit the base parameter to
3025 expand_builtin_return_addr.
3026 (expand_builtin_profile_func): Likewise.
3027 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3028 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3029 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3031 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3033 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3034 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3035 * config/frv/frv.c (frv_function_epilogue): Likewise.
3037 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3039 * lambda-code (perfect_nestify): Remove mark/unmark
3041 * tree-loop-linear.c (linear_transform_loops): Add
3042 rewrite_into_ssa call so that ssa is correct for
3043 rewriting into loop closed.
3045 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3047 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3048 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3050 * bt-load.c (btr_def_live_range, combine_btr_defs,
3051 migrate_btr_def, migrate_btr_defs): Likewise.
3052 * cfgcleanup.c (thread_jump): Likewise.
3053 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3054 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3055 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3056 df_rd_local_compute, df_reg_info_compute): Likewise.
3057 * dominance.c (init_dom_info, free_dom_info): Likewise.
3058 * flow.c (init_propagate_block_info,
3059 free_propagate_block_info): Likewise.
3060 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3061 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3062 modify_reg_pav): Likewise.
3063 * loop-invariant.c (find_defs, find_invariant_insn,
3064 find_invariants, free_inv_motion_data): Likewise.
3065 * predict.c (tree_predict_by_opcode,
3066 estimate_bb_frequencies): Likewise.
3067 * stmt.c (expand_case): Likewise.
3068 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3069 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3070 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3071 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3072 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3073 rewrite_ssa_into_ssa): Likewise.
3074 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3075 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3076 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3077 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3078 * tree-sra.c (tree_sra): Likewise.
3079 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3080 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3081 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3082 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3083 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3084 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3086 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3087 calculate_live_on_entry, calculate_live_on_exit,
3088 build_tree_conflict_graph): Likewise.
3089 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3090 record_important_candidates, set_use_iv_cost, find_depends,
3091 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3092 tree_ssa_iv_optimize_finalize): Likewise.
3093 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3094 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3095 tree_duplicate_loop_to_header_edge): Likewise.
3096 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3097 * tree-ssa.c (verify_flow_insensitive_alias_info,
3098 verify_name_tags, verify_ssa, init_tree_ssa,
3099 delete_tree_ssa): Likewise.
3100 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3101 fini_ssanames): Likewise.
3102 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3104 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3106 * config/rs6000/t-rtems: Completely reworked.
3108 2005-02-17 Ira Rosen <irar@il.ibm.com>
3110 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3112 2005-02-17 Ira Rosen <irar@il.ibm.com>
3114 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3115 POINTER_TYPE_P when checking that type is a pointer.
3116 (vect_get_memtag): Remove.
3117 (vect_address_analysis): Use POINTER_TYPE_P. Call
3118 vect_object_analysis with dummy parameter for memtag.
3119 (vect_object_analysis): Extract memtag (functionality that
3120 used to be in vect_get_memtag and moved here). Fix printings.
3121 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3122 with correct parameters. Remove call to vect_get_memtag.
3124 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3126 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3127 (tree-vectorizer.o): Added missing dependencies.
3129 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3131 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3132 declaration in tree-vectorizer.c, now has an extern declaration in
3134 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3135 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3136 get_vectype_for_scalar_type, vect_is_simple_use,
3137 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3138 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3139 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3140 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3141 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3142 find_loop_location): Likewise.
3144 * tree-vectorizer.c (langhooks.h): #include removed.
3145 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3146 moved to tree-vectorized.h.
3147 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3148 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3149 get_vectype_for_scalar_type, vect_is_simple_use,
3150 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3151 vect_supportable_dr_alignment, new_loop_vec_info,
3152 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3153 vect_set_verbosity_level, find_loop_location): Likewise.
3155 (vect_analyze_loop): Function externalized. Declaration moved to
3156 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3157 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3158 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3159 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3160 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3161 vect_enhance_data_refs_alignment, vect_analyze_operations,
3162 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3163 vect_stmt_relevant_p, vect_get_loop_niters,
3164 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3165 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3166 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3167 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3168 vect_get_memtag): Likewise.
3170 (vectorizable_load): Function externalized. Declaration moved to
3171 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3172 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3173 vect_transform_loop): Likewise.
3174 (vect_transform_stmt): Moved to tree-vect-transform.c.
3175 (vect_align_data_ref, vect_create_destination_var,
3176 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3177 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3178 vect_get_vec_def_for_operand, vect_init_vector,
3179 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3180 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3181 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3182 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3183 vect_do_peeling_for_loop_bound): Likewise.
3185 * tree-vect-analyze.c: New file.
3186 * tree-vect-transform.c: New file.
3188 2005-02-17 Jason Merrill <jason@redhat.com>
3190 PR mudflap/19319, c++/19317
3191 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3194 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3196 * doc/install.texi (Specific): Update link for Darwin-specific
3199 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3201 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3202 constant_boolean_node.
3204 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3207 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3208 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3210 2005-02-16 Richard Henderson <rth@redhat.com>
3213 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3215 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3216 replace uses with Wtype_MAXp1_F.
3217 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3218 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3219 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3220 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3221 and HAVE_TFMODE as appropriate.
3222 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3223 (__floatdisf): Likewise.
3224 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3225 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3226 (Wtype_MAXp1_F): New.
3227 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3228 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3230 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3233 * arm.c (arm_apply_result_size): New function.
3234 * arm.h (APPLY_RESULT_SIZE): Define.
3235 * arm-protos.h (arm_apply_result_size): Add prototype.
3236 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3237 (movxf): New expand.
3238 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3239 (call_value_symbol): Remove predicate for operand 0.
3240 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3241 (untyped_call): Rework to correclty return values for any type.
3242 (untyped_return): New expand.
3243 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3245 2005-02-16 Stan Shebs <shebs@apple.com>
3247 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3248 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3250 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3252 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3253 configure settings on Solaris 7 and later.
3255 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3257 PR tree-optimization/19865
3258 * tree-optimize.c (init_tree_optimization_passes): Run
3259 pass_may_alias after pass_sra.
3261 2005-02-16 Richard Henderson <rth@redhat.com>
3262 Stuart Hastings <stuart@apple.com>
3265 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3266 Do nothing if debug info suppressed for this function.
3267 (dbxout_begin_function): Early exit if debug info suppressed for
3270 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3273 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3275 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3277 PR tree-optimization/19967
3278 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3279 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3280 argument TYPE. Adjust calls to fold_builtin_XXX.
3281 (expand_builtin, fold_builtin_1): Adjust calls to
3283 (fold_builtin_strchr, fold_builtin_strpbrk,
3284 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3285 result to a requested type TYPE.
3287 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3290 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3291 (T)x & (T)cst if (T)cst overflows.
3292 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3293 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3295 2005-02-15 Jeff Law <law@redhat.com>
3297 * gcse.c (blocks_with_calls): New bitmap.
3298 (alloc_gcse_mem): Allocate it.
3299 (free_gcse_mem): Free it.
3300 (clear_modifY_mem_tables): Clear it.
3301 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3302 when we encounter CALL_INSNs.
3303 (compute_transp, case MEM): Handle blocks with calls separate
3304 from blocks without calls. Use bitmap iterators rather than
3307 2005-02-15 Peter O'Gorman <peter@pogma.com>
3310 * mklibgcc.in (vis_hide): Use a temporary object file, not
3313 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3316 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3317 access optimization.
3319 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3320 Alan Modra <amodra@bigpond.net.au>
3323 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3324 (_xlqsub): Rename to __gcc_qsub.
3325 (_xlqmul): Rename to __gcc_qmul.
3326 (_xlqdiv): Rename to __gcc_qdiv.
3327 Provide versioned symbol aliases with old names.
3328 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3329 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3330 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3331 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3332 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3334 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3336 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3337 Fold ~(A - 1) and ~(A + -1) to -A.
3339 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3343 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3344 config/pa/pa-host.c:pa_gt_pch_use_address.
3346 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3348 * tree-vn.c (get_value_handle): Make sure that given an
3349 is_gimple_min_invariant expression, we always return it.
3351 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3353 * passes.c (rest_of_handle_gcse): Fix a comment.
3355 2005-02-15 Jeff Law <law@redhat.com>
3357 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3359 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3360 (canon_list_insert, record_last_mem_set_info): Similarly.
3361 (clear_modify_mem_tables): Similarly.
3363 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3365 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3366 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3367 config/mips/mips.md, config/rs6000/aix.h,
3368 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3370 2005-02-15 Richard Henderson <rth@redhat.com>
3372 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3373 call to be best_edge.
3375 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3377 * basic-block.h: Adjust the prototype for find_basic_blocks.
3378 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3379 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3382 * flow.c (recompute_reg_usage): Remove all arguments.
3383 * passes.c (rest_of_compilation): Adjust the call to
3384 recompute_reg_usage.
3385 * rtl.h: Adjust the prototype for recompute_reg_usage.
3387 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3389 * tree-dump.c (dump_files): Update to reflect new member
3391 (dump_register): Add new argument.
3393 (dump_switch_p_1): Check against glob name if doglob was passed.
3394 (dump_switch_p): Check against regular first, then glob if
3395 we didn't have any hits on the dump name.
3396 * tree-optimize.c (register_one_dump_file):
3397 Pass in glob name as well.
3398 * tree-pass.h (struct dump_file_info): Add glob
3401 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3403 PR preprocessor/16323
3404 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3406 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3409 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3410 (trunctfdf2_internal1): New.
3411 (trunctfdf2_internal2): Renamed from trunctfdf2.
3413 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3415 PR tree-optimization/19853
3416 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3418 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3420 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3421 delete_dead_jumptables and cleanup_cfg.
3423 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3425 * reload.c (find_reloads): Swap address_reloaded flags when
3426 swapping commutative operands.
3428 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3430 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3431 Use standard_iv_increment_position for computing the bsi position
3433 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3436 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3439 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3440 life range of hard registers.
3441 * value-prof.c (insn_prefetch_values_to_profile): Only
3444 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3445 profile in libcalls.
3447 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3449 * bitmap.h (bitmap_and_compl_into): Return bool.
3450 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3452 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3454 PR tree-optimization/19944
3455 * fold-const.c (fold): Re-add ABS_EXPR folding.
3457 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3460 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3461 {TARGET,MASK}_XL_COMPAT.
3462 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3464 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3465 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3467 (rs6000_arg_partial_bytes): Same.
3468 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3469 and XL compatibility enabled.
3470 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3471 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3472 test to final condition.
3473 (cmptf_internal2): New.
3474 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3475 xl-compat. Add TFmode information to description.
3477 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3479 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3481 2005-02-13 Jason Merrill <jason@redhat.com>
3484 * fold-const.c (fold_indirect_ref_1): Split out from...
3485 (build_fold_indirect_ref): Here.
3486 (fold_indirect_ref): New fn.
3487 * tree.h: Declare it.
3488 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3489 (gimplify_modify_expr_rhs): Likewise.
3490 (gimplify_expr): Likewise.
3492 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3494 PR tree-optimization/14303
3495 PR tree-optimization/15784
3496 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3497 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3498 ABS_EXPR<x> != 0 to x != 0.
3500 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3502 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3503 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3504 spelling conventions.
3506 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3507 delete_trivially_dead_insns too many times.
3509 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3512 2005-02-12 Ira Rosen <irar@il.ibm.com>
3514 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3515 (vect_is_simple_iv_evolution): Remove redundant parameter
3517 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3518 without last parameter.
3519 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3520 Return pointer step. Call vect_is_simple_iv_evolution without
3521 last parameter. Check only that the step is multiple of size
3522 type. Remove stmt_vinfo updates.
3523 (vect_get_memtag_and_dr): Remove.
3524 (vect_get_memtag): New function.
3525 (vect_address_analysis): New function.
3526 (vect_object_analysis): New function.
3527 (vect_analyze_data_refs): Call vect_object_analysis and
3528 vect_get_memtag. Update stmt_vinfo fields.
3530 2005-02-12 Ira Rosen <irar@il.ibm.com>
3532 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3533 exist and are objects. Remove checks for pointer.
3534 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3535 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3536 (vect_create_data_ref_ptr): Likewise.
3537 (vect_base_addr_differ_p): New function.
3538 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3539 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3540 Don't set the DR_BASE_NAME field of data-ref.
3541 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3543 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3545 * optabs.h (enum optab_index): Add new OTI_ldexp.
3546 (ldexp_optab): Define corresponding macro.
3547 * optabs.c (init_optabs): Initialize ldexp_optab.
3548 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3550 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3552 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3553 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3555 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3556 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3559 2005-02-12 Ira Rosen <irar@il.ibm.com>
3561 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3563 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3565 (vect_get_base_and_offset): Always return an address.
3566 (vect_create_addr_base_for_vector_ref): Remove treatment for
3567 different data reference types.
3568 (vect_compute_data_ref_alignment): Rename base to base_address in
3569 stmt_vec_info. Get the object in order to force its alignment.
3570 (vect_get_memtag_and_dr): Rename base to base_address in
3571 stmt_vec_info. Extract the object for memtag analysis.
3573 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3575 PR regression/19898.
3576 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3577 changes cc_status, use apply modified_in_p to part of cc_status
3578 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3581 2005-02-11 Richard Henderson <rth@redhat.com>
3583 * tree-complex.c (expand_complex_libcall): New.
3584 (expand_complex_multiplication): Use it for c99 compliance.
3585 (expand_complex_division): Likewise.
3586 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3588 * builtins.c (built_in_names): Remove const.
3589 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3591 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3592 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3593 (built_in_names): Remove const.
3594 * c-common.c (c_common_type_for_mode): Handle complex modes.
3595 * flags.h, toplev.c (flag_complex_method): Rename from
3596 flag_complex_divide_method.
3597 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3598 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3599 * libgcc2.h: Declare them.
3600 * libgcc-std.ver: Export them.
3601 * mklibgcc.in (lib2funcs): Build them.
3603 2005-02-11 Steven Bosscher <stevenb@suse.de>
3605 PR tree-optimization/19876
3606 Partially revert my change from 2005-01-14
3607 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3608 (compute_antic): ...and remove the loop here.
3610 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3613 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3614 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3616 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3617 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3619 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3621 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3622 offsets for the big-endian 32-bit case.
3624 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3626 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3628 2005-02-11 Dale Johannesen <dalej@apple.com>
3630 * cselib.c (cselib_process_insn): Clear out regs where
3631 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3632 * reload.c (find_equiv_reg): Ditto.
3634 2005-02-11 Ian Lance Taylor <ian@airs.com>
3636 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3639 * tree.c (build_function_type_list): Work correctly if there are
3642 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3644 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3645 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3646 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3647 TARGET_ZARCH instead of TARGET_64BIT.
3649 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3651 * config/rs6000/t-rtems:
3652 (MULTILIB_OPTIONS): Remove mcpu=602.
3653 (MUTLILIB_DIRNAMES): Remove m602.
3654 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3655 Let mcpu=602 match mcpu=603.
3656 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3658 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3660 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3663 2005-02-10 David Daney <ddaney@avtrex.com>
3665 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3666 * config/i386/linux-unwind.h: Likewise.
3667 * config/ia64/linux-unwind.h: Likewise.
3668 * config/mips/linux-unwind.h: Likewise.
3669 * config/pa/linux-unwind.h: Likewise.
3670 * config/rs6000/linux-unwind.h: Likewise.
3671 * config/s390/linux-unwind.h: Likewise.
3672 * config/sh/linux-unwind.h: Likewise.
3673 * config/sparc/linux-unwind.h: Likewise.
3675 2005-02-10 Steven Bosscher <stevenb@suse.de>
3677 PR tree-optimization/17549
3678 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3679 TER to replace a DEF with its expression if the DEF and the
3680 rhs of the expression we replace into have the same root
3683 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3685 * config/mips/mips.md: Fix the placement of the match_scratch in the
3688 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3690 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3693 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3695 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3696 (strip_offset): Handle addresses.
3697 (add_address_candidates): Use strip_offset.
3698 (difference_cost): Reflect strip_offset change.
3699 (force_var_cost, difference_cost): Strip nops.
3701 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3703 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3705 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3706 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3707 config/cris/cris-protos.h, config/cris/cris.c: Update
3710 2005-02-10 Jeff Law <law@redhat.com>
3712 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3713 (lookup_avail_expr): Similarly.
3715 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3717 * builtins.c (fold_builtin_powi): New function.
3718 (fold_builtin_1): Call it.
3720 2005-02-10 Steven Bosscher <stevenb@suse.de>
3722 PR documentation/19309
3723 * doc/cpp.texi: The __GNUC__ and related predefined macros
3724 are also defined for the "standalone" cpp.
3725 Some non-GCC compilers may also define __GNUC__.
3727 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3730 * c-typeck.c (common_type): New routine. Old common_type renamed
3732 (c_common_type): ...this.
3733 (build_conditional_expr, build_binary_op): Use c_common_type instead
3736 2005-02-10 Steven Bosscher <stevenb@suse.de>
3738 * doc/md.texi: Replace @samp{length} with @code{length}.
3740 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3742 PR tree-optimization/18687
3743 * tree-flow.h (find_loop_niter): Declare.
3744 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3745 Try using scev even for loops with more than one exit.
3746 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3747 (struct ivopts_data): Added niters field.
3748 (struct nfe_cache_elt): New.
3749 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3751 (tree_ssa_iv_optimize_init): Initialize niters cache.
3752 (determine_number_of_iterations): Removed.
3753 (find_induction_variables): Do not call determine_number_of_iterations.
3754 Access niters for single exit through niter_for_single_dom_exit.
3755 (add_iv_outer_candidates): Access niters for single exit through
3756 niter_for_single_dom_exit.
3757 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3758 number_of_iterations_cond.
3759 (iv_period): New function.
3760 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3761 (may_replace_final_value): Take data argument. Use
3762 niter_for_single_dom_exit.
3763 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3764 (rewrite_use_compare): Pass data to may_eliminate_iv.
3765 (rewrite_use_outer): Pass data to may_replace_final_value.
3766 (free_loop_data): Clean up the niters cache.
3767 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3768 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3769 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3770 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3771 (num_ending_zeros): Moved to tree.c.
3772 * tree.h (num_ending_zeros): Declare.
3773 * tree.c (num_ending_zeros): Moved from tree.c.
3775 2005-02-09 Richard Henderson <rth@redhat.com>
3777 * builtins.c (DEF_BUILTIN): Add COND argument.
3778 * tree.h (DEF_BUILTIN): Likewise.
3779 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3780 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3782 (DEF_BUILTIN_STUB): New.
3783 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3784 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3785 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3786 * c-common.c (DEF_BUILTIN): Add COND argument.
3787 * tree.c (local_define_builtin): New.
3788 (build_common_builtin_nodes): New.
3790 2005-02-09 Roger Sayle <roger@eyesopen.com>
3792 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3793 floating point expression ignoring the sign of the result.
3794 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3795 (fold) <MULT_EXPR>: Use it to simplify x*x.
3796 * tree.h (fold_strip_sign_ops): Prototype here.
3797 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3798 argument. Use fold_strip_sign_ops to simplify the first argument.
3799 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3800 first argument when the second argument is an even integer
3801 constant, but only with -funsafe_math_optimizations.
3802 (fold_builtin_1): Update call to fold_builtin_copysign.
3804 2005-02-09 Ian Lance Taylor <ian@airs.com>
3807 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3808 just check whether EH_FILTER_FAILURE falls through.
3810 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3812 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3813 insns return to ready list in the next turn.
3815 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3818 * builtins.def: New __builtin_powi[lf].
3819 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3820 (expand_builtin_powi): New function.
3821 (expand_builtin): Dispatch to expand_builtin_powi.
3822 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3823 * libgcc2.c: Add __builtin_powi[lf] implementation.
3824 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3825 * optabs.h: Add powi_optab.
3826 * optabs.c (init_optabs): Initialize powi_optab.
3827 * doc/extend.texi: Document __builtin_powi[lf].
3829 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3831 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3834 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3837 * fold-const.c (try_move_mult_to_index): Remove redundant
3838 type argument. Create ADDR_EXPR with correct type.
3839 (fold): Update callers of try_move_mult_to_index. Convert
3840 result to the appropriate type.
3842 2005-02-09 Roger Sayle <roger@eyesopen.com>
3845 * config/avr/avr.c (default_rtx_costs): Delete.
3846 (avr_operand_rtx_cost): New function.
3847 (avr_rtx_costs): Completely rewrite.
3849 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3852 * config/cris/cris.c (in_code): New variable.
3853 (cris_output_addr_const): Now a static function, a wrapper for
3855 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3856 case from old cris_output_addr_const.
3857 (cris_asm_output_label_ref): Similar for LABEL_REF.
3858 (cris_output_addr_const_extra): Similar for UNSPEC.
3859 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3860 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3861 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3863 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3864 (cris_asm_output_label_ref): Declare.
3866 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3868 PR preprocessor/19801
3869 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3870 filenames that changed when libcpp was moved to the toplevel.
3872 2005-02-07 Roger Sayle <roger@eyesopen.com>
3874 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3875 zero extensions of BImode operands. Call lowpart_subreg instead
3876 of gen_lowpart_common and gen_lowpart_SUBREG.
3878 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3881 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3882 * configure.ac: Set cc_for_cross_gnattools.
3883 * configure: Regenerate.
3885 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3888 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3890 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3893 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3894 of nested functions.
3896 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3898 * doc/extend.texi: Document deprecated extensions allowing
3899 static floating-point members to have initializers and allowing
3900 floating-point literals in integral constant expressions.
3902 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3904 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3905 config/darwin7.h, config/mips/mips.c,
3906 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3909 * cse.c: Update comments.
3911 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3914 * builtins.c (fold_builtin_sqrt): Transform
3915 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3918 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3919 Dorit Naishlos <dorit@il.ibm.com>
3921 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3922 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3923 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3925 * tree.h (vect_set_verbosity_level): New extern function declaration
3927 * tree-vectorizer.h (verbosity_levels): New enum type.
3928 * tree-vectorizer.c (vect_debug_stats): Function removed.
3929 (vect_debug_details): Likewise.
3930 (vect_verbosity_level): Global variable was defined and initialized.
3931 (vect_dump): Global variable definition.
3932 (vect_print_dump_info): New function.
3933 (vect_set_dump_settings): New function.
3934 (vect_set_verbosity_level): New function.
3935 (vectorize_loops): Add call to vect_set_dump_settings.
3937 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3938 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3939 (slpeel_tree_peel_loop_to_edge): Likewise.
3941 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3942 appropriate verbosity level instead of call to vect_debug_details
3943 or vect_debug_stats.
3944 (vect_get_base_and_offset):
3945 (vect_create_addr_base_for_vector_ref):
3946 (get_vectype_for_scalar_type):
3947 (vect_create_data_ref_ptr):
3949 (vect_get_vec_def_for_operand):
3950 (vect_finish_stmt_generation):
3951 (vectorizable_assignment):
3952 (vectorizable_operation):
3953 (vectorizable_store):
3954 (vectorizable_load):
3955 (vect_transform_stmt):
3956 (vect_update_ivs_after_vectorizer):
3957 (vect_do_peeling_for_loop_bound):
3958 (vect_update_inits_of_drs):
3959 (vect_do_peeling_for_alignment):
3960 (vect_transform_loop):
3961 (vect_is_simple_use):
3962 (vect_analyze_operations):
3963 (vect_is_simple_iv_evolution):
3964 (vect_analyze_scalar_cycles):
3965 (vect_analyze_data_ref_dependence):
3966 (vect_analyze_data_ref_dependences):
3967 (vect_compute_data_ref_alignment):
3968 (vect_enhance_data_refs_alignment):
3969 (vect_analyze_data_refs_alignment):
3970 (vect_analyze_data_ref_access):
3971 (vect_analyze_data_ref_accesses):
3972 (vect_analyze_pointer_ref_access):
3973 (vect_get_memtag_and_dr):
3974 (vect_analyze_data_refs):
3975 (vect_mark_relevant):
3976 (vect_stmt_relevant_p):
3977 (vect_mark_stmts_to_be_vectorized):
3978 (vect_can_advance_ivs_p):
3979 (vect_get_loop_niters):
3980 (vect_analyze_loop_form):
3981 (vect_analyze_loop):
3982 (vectorize_loops): Likewise.
3984 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3985 (vect_update_inits_of_drs):
3986 (vect_do_peeling_for_alignment):
3987 (vect_transform_loop):
3988 (vect_analyze_operations):
3989 (vect_analyze_scalar_cycles):
3990 (vect_analyze_data_ref_dependences):
3991 (vect_analyze_data_refs_alignment):
3992 (vect_analyze_data_ref_accesses):
3993 (vect_analyze_data_refs):
3994 (vect_mark_stmts_to_be_vectorized):
3995 (vect_get_loop_niters):
3996 (vect_analyze_loop_form):
3997 (vect_analyze_loop): Likewise.
3998 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4000 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4004 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4005 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4006 either -ffast-math or -funsafe-math-optimizations is in use.
4008 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4009 * config/mips/irix-csr.c: New file.
4010 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4011 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4012 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4015 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4017 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4018 redundant, incorrect definitions.
4020 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4022 ("*tls_indirect_call"): New, reference hard regs directly.
4023 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4025 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4027 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4028 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4030 2005-02-06 Roger Sayle <roger@eyesopen.com>
4032 PR rtl-optimization/19800
4033 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4034 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4037 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4039 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4041 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4044 * doc/invoke.texi: Correct documentation of -freorder-functions.
4046 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4049 * doc/invoke.texi: Don't mention gccbug.
4051 2005-02-06 Roger Sayle <roger@eyesopen.com>
4052 Andrew Pinski <pinskia@physics.uc.edu>
4053 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4055 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4056 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4057 into just (zero_extract:SI FOO (const_int 1) BAR).
4059 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4061 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4062 macro locally. Don't give last revision date. Use GCC version
4063 number from gcc-common.texi.
4064 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4065 revision date. Use GCC version number from gcc-common.texi.
4066 Describe being a library as current state rather than as 3.x
4068 * doc/gcc.texi: Remove last update date.
4069 * doc/gccint.texi: Likewise. Update copyright dates.
4070 * doc/install.texi: Update copyright dates.
4072 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4075 * doc/invoke.texi: Mention for each option included in -Wall that
4076 it is included in -Wall.
4077 * doc/gcc.texi: Update copyright and last modification date.
4079 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4081 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4082 unnecessary cast to original induction variable increments.
4084 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4086 PR tree-optimization/18219
4087 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4088 in distributed form.
4090 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4092 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4093 Set bitpos and offset later in the function. Do nothing if the
4094 target is a register and if the bitfield lies completely outside
4096 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4097 here. Return an uninitialised register if the source value is stored
4098 in a register and the bitfield lies completely outside that register.
4100 2005-02-06 Steven Bosscher <stevenb@suse.de>
4102 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4105 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4107 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4109 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4111 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4112 * config/darwin8.h: New.
4113 * config/darwin7.h: Update comment.
4115 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4116 Dorit Naishlos <dorit@il.ibm.com>
4118 * tree-vectorizer.h (LOC): New type.
4119 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4120 (loop_line_number): New field in struct _loop_vec_info.
4121 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4123 * tree-vectorizer.c (input.h): Included.
4124 (find_loop_location): New function.
4125 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4126 loop line number removed.
4127 (vect_debug_details): Likewise.
4128 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4130 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4131 call to vect_debug_details/stats changed from loop to loop_loc.
4132 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4133 (slpeel_tree_peel_loop_to_edge): Likewise.
4135 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4136 changed from NULL to UNKNOWN_LOC.
4137 (vect_get_base_and_offset):
4138 (vect_create_addr_base_for_vector_ref):
4139 (get_vectype_for_scalar_type):
4140 (vect_create_data_ref_ptr):
4142 (vect_get_vec_def_for_operand):
4143 (vect_finish_stmt_generation):
4144 (vectorizable_assignment):
4145 (vectorizable_operation):
4146 (vectorizable_store):
4147 (vectorizable_load):
4148 (vect_transform_stmt):
4149 (vect_update_ivs_after_vectorizer):
4150 (vect_do_peeling_for_loop_bound):
4151 (vect_do_peeling_for_alignment):
4152 (vect_transform_loop):
4153 (vect_is_simple_use):
4154 (vect_analyze_operations):
4155 (vect_is_simple_iv_evolution):
4156 (vect_analyze_scalar_cycles):
4157 (vect_analyze_data_ref_dependences):
4158 (vect_compute_data_ref_alignment):
4159 (vect_enhance_data_refs_alignment):
4160 (vect_analyze_data_ref_access):
4161 (vect_analyze_data_ref_accesses):
4162 (vect_analyze_pointer_ref_access):
4163 (vect_get_memtag_and_dr):
4164 (vect_analyze_data_refs):
4165 (vect_mark_relevant):
4166 (vect_stmt_relevant_p):
4167 (vect_mark_stmts_to_be_vectorized):
4168 (vect_can_advance_ivs_p):
4169 (vect_get_loop_niters):
4170 (vect_analyze_loop):
4171 (vectorize_loops): Likewise.
4173 (vectorizable_load): Argument in call to vect_debug_details/stats
4174 changed from loop to LOOP_LOC (loop_vinfo).
4175 (vect_transform_loop):
4176 (vect_analyze_operations):
4177 (vect_analyze_scalar_cycles):
4178 (vect_analyze_data_ref_dependence):
4179 (vect_enhance_data_refs_alignment):
4180 (vect_analyze_data_ref_accesses):
4181 (vect_analyze_pointer_ref_access):
4182 (vect_analyze_data_refs):
4183 (vect_analyze_loop): Likewise.
4185 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4186 changed from loop to loop_loc.
4188 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4190 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4191 Dorit Naishlos <dorit@il.ibm.com>
4193 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4195 (vect_analyze_data_ref_dependences): Likewise.
4197 (vect_is_simple_use): Argument changed from loop structure to
4198 loop_vect_info structure.
4199 (vect_can_advance_ivs_p): Likewise.
4200 (vect_create_index_for_vector_ref): Likewise.
4201 (vect_update_ivs_after_vectorizer): Likewise.
4202 (new_stmt_vec_info): Likewise.
4204 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4205 changed from loop to loop_vinfo.
4206 (vect_create_data_ref_ptr): First argument in call to
4207 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4208 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4209 was changed from loop to loop_vinfo.
4210 (vectorizable_operation): Likewise.
4211 (vectorizable_store): Likewise.
4212 (vect_mark_stmts_to_be_vectorized): Likewise.
4213 (vect_do_peeling_for_loop_bound): First argument in call to
4214 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4215 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4216 was changed from loop to loop_vinfo.
4217 (vect_analyze_data_ref_dependences): Third argument in call to
4218 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4220 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4221 (vect_create_data_ref_ptr): Likewise.
4222 (vect_init_vector): Likewise.
4223 (vect_get_vec_def_for_operand): Likewise.
4224 (vectorizable_assignment): Likewise.
4225 (vectorizable_operation): Likewise.
4226 (vectorizable_store): Likewise.
4227 (vectorizable_load): Likewise.
4228 (vect_update_ivs_after_vectorizer): Likewise.
4229 (vect_is_simple_use): Likewise.
4230 (vect_analyze_data_ref_dependence): Likewise.
4231 (vect_analyze_pointer_ref_access): Likewise.
4232 (vect_can_advance_ivs_p): Likewise.
4234 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4235 before _stmt_vec_info.
4236 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4237 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4238 (new_stmt_vec_info): Argument changed from loop structure to
4239 loop_vect_info structure
4241 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4242 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4243 (vect_create_addr_base_for_vector_ref): Likewise.
4244 (vect_analyze_pointer_ref_access): Likewise.
4246 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4249 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4250 phi flag if the phi is abnormal.
4252 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4255 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4256 information for the new statement.
4258 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4261 * gcc.c (main): Include the target in -v output.
4263 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4265 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4266 Do not drop the extend if we'd have to add a paradoxical subreg
4267 later. Include optabs.h and insn-codes.h.
4268 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4270 2005-02-02 Roger Sayle <roger@eyesopen.com>
4273 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4274 * fold-const.c (const_binop): Avoid constant folding floating
4275 point operations in modes that use composite representations.
4276 * simplify-rtx.c (simplify_binary_operation): Likewise.
4278 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4280 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4282 (altivec_dstt): Likewise.
4283 (altivec_dstst): Likewise.
4284 (altivec_dststt): Likewise.
4285 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4288 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4290 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4291 EXPR_LOCUS from orig_cond to the new cond_stmt.
4292 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4295 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4297 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4298 standard_iv_increment_position. Remove call to bsi_next
4299 (no need to bump the iterator anymore).
4300 (vect_create_index_for_vector_ref): Call
4301 standard_iv_increment_position. Remove second function argument.
4302 (vect_finish_stmt_generation): Remove call to bsi_next
4303 (no need to bump the iterator anymore).
4304 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4305 to vect_create_index_for_vector_ref.
4307 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4309 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4310 phis are used out of the loop.
4312 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4315 * c-decl.c (undef_nested_function): New variable.
4316 (pop_scope): Diagnose undefined nested functions.
4317 (finish_function): Don't attempt cgraph processing or genericizing
4318 if current top-level function contained an undefined nested
4319 function. Reset undef_nested_function at the end of a top-level
4322 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4324 * tree.c (build_int_cst_type): Take sign of the value into account
4325 when deciding whether sign extend the value.
4327 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4330 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4331 (cpp_options, cc1_options): Change %{std*&ansi} to
4332 %{std*&ansi&trigraphs}.
4334 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4336 * cse.c: Update comments.
4338 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4340 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4341 arguments go on the stack. Do not put complex doubles in odd/even
4344 2005-02-02 Steven Bosscher <stevenb@suse.de>
4346 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4347 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4348 -ftree-pre, and -fthread-jumps.
4350 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4352 PR tree-optimization/19578
4353 * tree-flow.h (modified_noreturn_calls): Declare.
4354 (noreturn_call_p): Declare.
4355 * tree-flow-inline.h (noreturn_call_p): New function.
4356 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4357 * tree-cfg.c (modified_noreturn_calls): New variable.
4358 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4359 that contain a mid-block noreturn call.
4360 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4362 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4364 * df.c (df_def_record_1, df_uses_record): Don't use
4366 * df.h (DF_FOR_REGALLOC): Remove.
4368 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4371 * c-typeck.c (really_start_incremental_init): Reset
4372 constructor_max_index for arrays of incomplete type.
4374 2005-02-02 Jeff Law <law@redhat.com>
4376 * gcse.c (struct reg_set): Store the block index where the register
4377 was set rather than the setting insn.
4378 (record_one_set, compute_transp): Corresponding changes.
4379 (pre_insert_copy_insn): Do not call replace_one_set.
4380 (replace_one_set): Remove.
4382 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4385 * doc/gcov.texi: Fix typo.
4387 2005-02-01 Richard Henderson <rth@redhat.com
4390 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4391 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4393 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4394 * config/i386/i386-protos.h: Update.
4396 2005-02-01 Steven Bosscher <stevenb@suse.de>
4398 PR tree-optimization/19217
4399 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4400 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4401 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4402 that it is walking a PHI node.
4404 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4406 * doc/extend.texi (Nested Functions): Update.
4408 2005-02-01 Richard Henderson <rth@redhat.com>
4411 * optabs.c (expand_copysign_absneg): Export.
4412 * optabs.h (expand_copysign_absneg): Declare.
4413 * config/rs6000/rs6000.md (copysigntf3): New.
4415 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4417 PR tree-optimization/19633
4418 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4419 * tree-ssa-alias.c (init_alias_info): Initialize.
4420 (merge_pointed_to_info): Set.
4421 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4422 (dump_points_to_info_for): Show value of pt_null.
4423 (struct count_ptr_d): Declare.
4424 (find_ptr_dereference): Remove.
4425 (ptr_is_dereferenced_by): Remove.
4426 (count_ptr_derefs): New local function.
4427 (count_uses_and_derefs): New local function.
4428 (compute_points_to_and_addr_escape): Call it. If the number
4429 of dereferences is greater than zero, mark the pointer as
4430 dereferenced. If there are fewer dereferences than uses of
4431 the pointer, the pointer's value escapes.
4433 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4435 PR tree-optimization/19670
4436 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4438 (verify_use): ... set it here, instead.
4440 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4442 * doc/sourcebuild.texi (Test directives): Fix formatting.
4444 * doc/sourcebuild.texi (Test directives): Describe selector
4447 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4449 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4450 specific 64-bit CPUs.
4452 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4455 * arm.c (arm_eliminable_register): New function.
4456 (adjacent_mem_locations): Don't allow eliminable registers. Use
4457 HOST_WIDE_INT for address offsets.
4458 * arm-protos.h (arm_eliminable_register): Add prototype.
4460 2005-02-01 Steven Bosscher <stevenb@suse.de>
4462 PR optimization/15242
4463 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4464 * basic-block.h (duplicate_computed_gotos): Add prototype.
4465 * bb-reorder.c (duplicate_computed_gotos): New function to
4466 duplicate sufficiently small blocks ending in a computed jump.
4467 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4468 if not optimizing for size.
4469 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4470 never do tail merging for blocks ending in a computed jump.
4471 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4473 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4475 Patch from Richard Sandiford <rsandifo@redhat.com>
4476 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4477 from inheriting a subreg equivalence with a non-spill register.
4479 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4481 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4483 * config/frv/frv.c (movcc_fp_destination_operand): New.
4484 (gpr_or_memory_operand): Fix typo in comment.
4485 (gpr_or_memory_operand_with_scratch): New.
4486 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4487 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4488 movcc_fp_destination_operand.
4489 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4490 Legitimize memory addresses using a scratch register.
4492 2005-01-31 Jeff Law <law@redhat.com>
4494 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4495 bitmap a sparse bitmap instead of a simple bitmap.
4496 (mark_def_sites_initialize_block): Corresponding changes.
4497 (ssa_mark_def_sites_initialize_block): Likewise.
4498 (ssa_mark_phi_uses): Likewise.
4499 (mark_def_site, ssa_mark_def_sites): Likewise.
4500 (mark_def_site_blocks): Likewise.
4501 (rewrite_ssa_into_ssa): Likewise.
4503 * tree-ssa-dom.c (record_cond): Pass correct variable type
4504 for last argument to htab_find_slot_with_hash.
4506 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4507 effects when optimizing 0 % X. Do not try to optimize X % 0.
4509 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4511 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4514 2005-02-01 Eric Christopher <echristo@redhat.com>
4516 * config/mips/mips.c (override_options): Warn if -mint64
4518 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4521 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4523 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4525 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4526 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4527 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4528 (cached_regno): Initialize to INVALID_REGNUM.
4529 (cse_reg_info_table_size,
4530 cse_reg_info_table_first_uninitialized,
4531 cse_reg_info_timestamp): New.
4532 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4534 (init_cse_reg_info, get_cse_reg_info_1): New.
4535 (get_cse_reg_info): Cache the last look-up.
4536 (new_basic_block): Update the code to clear mappings from
4537 registers to cse_reg_info entries.
4538 (cse_main): Call init_cse_reg_info.
4540 * cse.c (get_cse_reg_info): Update a comment.
4542 2005-01-31 Steven Bosscher <stevenb@suse.de>
4545 * c-decl.c (start_decl): Do not warn about arrays of elements with
4546 an incomplete type here.
4547 (grokdeclarator): Do it here by making a pedwarn an error.
4548 * c-typeck.c (push_init_level): If there were previous errors with
4549 the constructor type, do not warn about braces for initializers.
4550 (process_init_element): Likewise for excess initializer elements.
4552 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4554 * cse.c (delete_trivially_dead_insn): Don't iterate.
4556 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4558 * config/rs6000/rs6000.md (copysignsf3): New expand.
4559 (copysigndf3): Likewise.
4561 2005-01-31 Steven Bosscher <stevenb@suse.de>
4563 * recog.c (constrain_operands): Only look for earlyclobber operand
4564 conflicts if an '&' constraint was seen.
4566 2005-01-31 Marc Espie <espie@openbsd.org>
4568 * config.gcc: Don't include embedded systems fragment, switches default
4569 debugging format to ELF.
4570 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4571 longer pick it up there.
4573 2005-01-31 Dale Johannesen <dalej@apple.com>
4575 * doc/extend.texi (nested functions): Fix linkage description.
4576 Clarify that static is not allowed.
4578 2005-01-31 Dale Johannesen <dalej@apple.com>
4580 * config/rs6000/darwin.md (movsf_low_di): Make work.
4581 (movdf_low_di): Make work.
4583 2005-01-31 Dale Johannesen <dalej@apple.com>
4585 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4586 Make work for 64 bit.
4588 2005-01-31 Roger Sayle <roger@eyesopen.com>
4589 Dale Johannesen <dalej@apple.com>
4592 * fold-const.c (fold_binary_op_with_conditional_arg):
4593 Make types match original operands, before STRIP_NOPS.
4595 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4597 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4598 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4599 (struct gcc_sigcontext): Delete. Merge contents to..
4600 (struct gcc_ucontext): ..here.
4601 (get_sigcontext): Delete.
4602 (get_regs): New function, like get_sigcontext but return regs ptr.
4603 64-bit version finds regs from r1 to support vdso.
4604 (ppc_linux_aux_vector): New function.
4605 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4608 2005-01-31 Ira Rosen <irar@il.ibm.com>
4610 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4612 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4613 redundant fold. Fix misalignment for MINUS_EXPR.
4614 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4615 (vect_analyze_pointer_ref_access): Likewise.
4616 (vect_get_memtag_and_dr): Likewise.
4618 2005-01-31 Richard Henderson <rth@redhat.com>
4620 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4621 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4622 absnegdf2_i387, absnegxf2_i387): Likewise.
4624 2005-01-31 Richard Henderson <rth@redhat.com>
4627 * optabs.c (expand_copysign_absneg): New.
4628 (expand_copysign_bit): Split out from ...
4629 (expand_copysign): ... here. Use expand_copysign_absneg.
4631 2005-01-30 Roger Sayle <roger@eyesopen.com>
4634 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4635 constant as the second operand and a register as the third.
4637 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4640 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4641 that dllimport'd functions do not use all call-clobbered registers
4644 2005-01-30 Richard Henderson <rth@redhat.com>
4647 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4648 expand_abs_nojump and generalize. Use operand_subword and
4649 emit_no_conflict_block. Support large modes.
4650 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4652 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4653 negation to subtraction.
4654 (expand_copysign): Check that the format has signed zeros.
4655 Use operand_subword and emit_no_conflict_block. Support large modes.
4657 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4659 Fix PR tree-optimization/19624
4661 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4662 * tree-ssa-pre.c: Add cfgloop.h.
4664 (pre_stats): New member, constified.
4665 (inserted_exprs): New static variable.
4666 (NECESSARY): New macro.
4667 (create_expression_by_pieces): Fold the expression, and
4668 mark it as defaulting to not necessary. Also put in
4670 (fully_constant_expression): New function.
4671 (insert_into_preds_of_block): Modify to not insert phis when we
4672 are playing with induction variables.
4673 Push phis onto the inserted_exprs vector, and mark them as not
4674 necessary by default.
4675 (insert_aux): Call fully_constant_expression on eprime.
4676 If all edges produce the same value, mark it constant.
4677 (mark_operand_necessary): New function.
4678 (remove_dead_inserted_code): New function.
4679 (init_pre): Init loop optimizer to get loop info.
4680 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4681 (execute_pre): Commit edge inserts, then remove dead code.
4683 2005-01-30 Richard Henderson <rth@redhat.com>
4685 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4686 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4688 2005-01-30 Richard Henderson <rth@redhat.com>
4691 * config/i386/i386.c (ix86_expand_copysign): New.
4692 (ix86_split_copysign_const): New.
4693 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4694 rearrange op1/nmask operands.
4695 * config/i386/i386-protos.h: Update.
4696 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4697 (copysigndf3): Likewise.
4698 (copysignsf3_const, copysigndf3_const): New.
4699 (copysignsf3_var): Rename from copysignsf3, split out splitter
4700 and fix split predicate for X constraint.
4701 (copysigndf3_var): Similarly.
4703 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4705 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4706 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4707 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4709 2005-01-29 Richard Henderson <rth@redhat.com>
4712 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4713 of # and * in constraints.
4715 2005-01-29 Richard Henderson <rth@redhat.com>
4718 * expr.c (store_field): Don't strip sub-mode cast when the input
4719 data is even smaller.
4721 2005-01-29 Richard Henderson <rth@redhat.com>
4724 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4727 2005-01-29 Richard Henderson <rth@redhat.com>
4729 * combine.c (make_field_assignment): Fix argument order
4732 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4734 PR tree-optimization/15791
4735 * fold-const.c (extract_array_ref): New function.
4736 (fold): Fold comparisons between &a[i] and &a[j] or
4737 semantically equivalent trees.
4739 2005-01-29 Jeff Law <law@redhat.com>
4741 * gcse.c (insert_expr_in_table): Revamp handling of available
4742 and anticipatable occurrence lists to avoid unnecessary list
4744 (insert_set_in_table): Similarly.
4746 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4748 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4750 (c_build_qualified_type): Build qualified array types with
4751 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4752 * c-decl.c (c_make_fname_decl): Build unqualified array type
4753 before qualified type.
4754 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4755 type is qualified, not just if type itself is. Don't apply
4756 qualifiers to array type when declarator is processed. Apply
4757 qualifiers to field type whether or not it is an array type.
4758 Don't handle array types specially for applying qualifiers to
4760 * c-typeck.c (composite_type): Build unqualified element type and
4761 array type when forming composite of array types.
4762 (common_pointer_type, comptypes, comp_target_types,
4763 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4764 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4766 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4767 (args2) in variables a1 and a2.
4769 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4771 * cse.c (n_elements_made, max_elements_made): Remove.
4772 (insert): Don't touch n_elements_made.
4773 (cse_main): Don't touch n_elements_made or max_elements_made.
4775 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4778 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4779 configuration part of dp-bit.c to be lost.
4781 2005-01-28 Roger Sayle <roger@eyesopen.com>
4783 * expmed.c (expand_mult_highpart_optab): When attempting to use
4784 a non-widening multiplication in a wider mode, the operands need
4785 to be converted (zero or sign extended) to that mode.
4787 2005-01-28 Ian Lance Taylor <ian@airs.com>
4791 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4792 through if both operands fall through.
4794 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4796 * cse.c (fold_rtx) <PC>: Don't optimize.
4798 2005-01-28 Jeff Law <law@redhat.com>
4800 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4801 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4803 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4805 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4806 cse_reg_info_used_list_end): Remove.
4807 (cse_reg_info_list, cse_reg_info_list_free): New.
4808 (get_cse_reg_info): When allocating an instance of
4809 cse_reg_info, add it to the beginning of the cse_reg_info_list
4810 list. Remove code to maintain cse_reg_info_used_list.
4811 (new_basic_block): Reset the free list to the beginning of
4814 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4816 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4817 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4818 (frv_expand_mdpackh_builtin): New function.
4819 (frv_expand_builtin): Use it to expand __MDPACKH.
4820 * doc/extend.texi (__MDPACKH): Update documentation.
4822 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4824 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4825 SSE_FLOAT_MODE_P for use_sse computation.
4827 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4830 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4832 2005-01-27 Richard Henderson <rth@redhat.com>
4834 * builtins.c (expand_builtin_copysign): New.
4835 (expand_builtin): Call it.
4836 * genopinit.c (optabs): Add copysign_optab.
4837 * optabs.c (init_optabs): Initialize it.
4838 (expand_copysign): New.
4839 * optabs.h (OTI_copysign, copysign_optab): New.
4840 (expand_copysign): Declare.
4842 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4843 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4845 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4846 (ix86_expand_fp_absneg_operator): ... here.
4847 (ix86_split_copysign): New.
4848 * config/i386/i386-protos.h: Update.
4849 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4850 (copysignsf3, copysigndf3): New.
4852 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4853 (copysignsf3, ncopysignsf3): New.
4854 (copysigndf3, ncopysigndf3): New.
4855 (copysignxf3, ncopysignxf3): New.
4856 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4858 2005-01-27 Arend Bayer <arend.bayer@web.de>
4859 Kazu Hirata <kazu@cs.umass.edu>
4861 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4862 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4863 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4866 2005-01-27 Jeff Law <law@redhat.com>
4868 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4869 definitions of SSA_NAMEs which are not being rewritten.
4870 (rewrite_ssa_into_ssa): Only initialize the current definition
4871 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4872 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4873 SSA_NAMEs before returning.
4875 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4877 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4878 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4879 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4880 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4881 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4883 2005-01-27 Steven Bosscher <stevenb@suse.de>
4886 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4887 higher to -O2 and higher. Likewise for tree PRE.
4888 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4891 2005-01-27 Ian Lance Taylor <ian@airs.com>
4894 * gimple-low.c (try_catch_may_fallthru): New static function.
4895 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4896 * tree-inline.c (expand_call_inline): Don't warn about reaching
4897 the end of a non-void function being inlined if the function uses
4900 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4902 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4905 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4906 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4907 (implicitly_declare): Handle error_mark_node.
4909 2005-01-27 Richard Henderson <rth@redhat.com>
4912 * tree.h (struct tree_decl): Add debug_expr_is_from.
4913 (DECL_DEBUG_EXPR_IS_FROM): New.
4914 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4915 * dwarf2out.c (dwarf2out_var_location): Update to match.
4916 * tree-outof-ssa.c (create_temp): Likewise.
4917 * var-tracking.c (track_expr_p): Likewise.
4918 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4919 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4920 * toplev.c (default_tree_printer): Likewise.
4922 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4924 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4925 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4927 2005-01-27 Steven Bosscher <stevenb@suse.de>
4929 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4930 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4931 ASM_CLOBBERS): Add tree checks.
4933 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4934 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4935 * c-common.def (SWITCH_STMT): Update to match.
4936 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4937 macros instead of SWITCH_EXPR ones.
4938 * c-dump.c (c_dump_tree): Likewise.
4939 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4940 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4942 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4944 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4946 * unwind-dw2.c (execute_stack_op): Add missing cases for
4947 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4949 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4951 * config.gcc (Obsolete configurations): Remove 'dummy', add
4952 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4955 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4957 PR tree-optimization/19633
4958 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4960 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4961 are no call-clobbered variables.
4962 * tree-outof-ssa.c (check_replaceable): Return false for calls
4965 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4967 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4968 even for variables with NULL DECL_INITIAL.
4970 2005-01-26 Stuart Hastings <stuart@apple.com>
4972 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4974 2005-01-26 Richard Henderson <rth@redhat.com>
4977 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4979 * expr.c (store_field): Strip conversions to odd-bit-sized types
4980 if the destination field width matches.
4982 2005-01-26 Richard Henderson <rth@redhat.com>
4984 * c-decl.c, expmed.c, expr.c: Revert last change.
4986 2005-01-26 Richard Henderson <rth@redhat.com>
4989 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4991 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4992 if we don't need the bits above those present in the current mode.
4993 * expr.c (store_field): Strip conversions to odd-bit-sized types
4994 if the destination field width matches.
4996 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4998 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4999 either -ffast-math or -funsafe-math-optimizations is in use.
5001 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5005 * config/avr/avr.c (notice_update_cc): Only set condition code for
5006 ashrqi3 if shift count > 0.
5007 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5008 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5009 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5010 count <= 0 as a no-op, and shift count >= width by copying zero
5011 or sign bit to all bits of the result.
5012 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5013 count, with attribute "length" set to 0 and "cc" set to "none".
5015 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5017 * doc/invoke.texi: Document -mTLS.
5019 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5020 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5021 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5022 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5023 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5024 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5025 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5026 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5028 * configure.ac: Check for a TLS capable gas.
5030 * configure: Regenerate.
5032 2005-01-26 Richard Henderson <rth@redhat.com>
5035 * combine.c (make_field_assignment): Simplify store to zero_extract
5036 from a source with an overlapping mask.
5038 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5040 2004-11-11 Eric Christopher <echristo@redhat.com>
5042 * config/frv/frv.md: Add fr400_integer automaton. Don't
5043 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5046 2005-01-26 Steven Bosscher <stevenb@suse.de>
5049 * cfgbuild.c (make_edges): Do not clear or set
5050 current_function_has_computed_jump.
5051 * function.h (struct function): Remove the has_computed_jump field.
5052 (current_function_has_computed_jump): Do not define.
5053 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5054 in a computed jump. Ignore current_function_has_computed_jump.
5056 2005-01-26 Richard Henderson <rth@redhat.com>
5059 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5060 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5062 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5063 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5064 objects into static storage if they have more than one non-zero value.
5065 * tree.h (categorize_ctor_elements): Update decl.
5067 2005-01-26 Steven Bosscher <stevenb@suse.de>
5070 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5071 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5072 to this function from 2004-07-10.
5073 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5074 the current function for tail call optimizations if the address
5075 of one of it its arguments is taken.
5077 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5079 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5081 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5083 * function.c (expand_function_end): If current_function_calls_alloca,
5084 emit stack restore in a place that is reached when the function falls
5087 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5089 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5090 rule to avoid matching inappropriate suffix rule.
5092 2005-01-26 Jan Hubicka <jh@suse.cz>
5094 PR tree-optimization/19241
5095 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5097 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5099 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5100 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5102 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5103 <sim*>: Always use crt1.o, regardless of N in simN.
5104 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5105 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5106 (CRT_CALL_STATIC_FUNCTION): Remove.
5107 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5108 use crt1.o, regardless of N in simN.
5109 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5110 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5111 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5112 case isystem setting.
5113 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5115 2005-01-25 Ian Lance Taylor <ian@airs.com>
5117 * gimple-low.c (block_may_fallthru): Correct handling of
5118 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5120 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5122 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5123 handlers to match indentation; nested under the mtune=* handler.
5124 Similar for mcpu= and march=.
5126 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5128 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5129 * config/mips/linux64.h (LIB_SPEC): Likewise.
5130 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5131 * config/sh/linux.h (LIB_SPEC): Likewise.
5133 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5135 * config/frv/frv.c (frv_legitimize_tls_address): New.
5136 (TARGET_HAVE_TLS): Define.
5137 (FRV_SYMBOL_REF_TLS_P): Define.
5138 (frv_override_options): Handle new register classes.
5139 (frv_legitimate_address_p): Reject tls addresses.
5140 (frv_legitimize_address): Handle TLS addresses.
5141 (gen_inlined_tls_plt): New.
5143 (frv_legitimize_tls_address): New.
5144 (unspec_got_name): Add TLS entries.
5145 (got12_operand): Add R_FRV_TLSMOFF12 case.
5146 (frv_emit_move): Fixup TLS addresses.
5147 (frv_emit_movsi): Legitimize TLS addresses.
5149 * config/frv/frv.h (MASK_BIG_TLS): New.
5150 (TARGET_BIG_TLS): New.
5151 (HAVE_AS_TLS): Define.
5152 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5153 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5154 (REG_CLASS_NAMES): Same.
5155 (REG_CLASS_CONTENTS): Same.
5156 (CONSTRAINT_LEN): New.
5157 (REG_CLASS_FROM_CONSTRAINT): New.
5158 (PREDICATE_CODES): Add symbolic_operand.
5160 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5161 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5162 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5163 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5164 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5165 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5166 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5167 GR9_REG, GR14_REG, LRREG.
5168 (type): Add load_or_call attribute.
5169 ("load_or_call"): New reservation.
5170 ("call_gettlsoff"): New.
5171 ("tls_indirect_call"): New.
5172 ("tls_load_gottlsoff12"): New.
5173 ("tlsoff_hilo"): New.
5174 ("tls_tlsdesc_ldd"): New.
5175 ("tls_tlsoff_ld"): New.
5178 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5180 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5182 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5183 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5184 * config/frv/frv.c (TLS_BIAS): Define.
5185 (frv_output_dwarf_dtprel): New.
5187 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5189 PR rtl-optimization/19579
5190 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5191 both A and B, see if they don't clobber registers the other expr uses.
5193 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5195 * real.c (do_add): Initialize signalling and canonical members.
5197 * real.c (real_from_integer): Zero out destination.
5199 2005-01-18 Jan Hubicka <jh@suse.cz>
5201 PR tree-optimize/19337
5202 * tree-inline.c (initialize_inlined_parameters): Copy
5203 saved_static_chain_decl only.
5205 2005-01-25 Richard Henderson <rth@redhat.com>
5209 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5210 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5211 80387 enabled, to return a proper subclass. Return the subset that
5212 overlaps with GENERAL_REGS for PLUS.
5213 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5215 2005-01-25 Richard Henderson <rth@redhat.com>
5218 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5220 2005-01-25 Roger Sayle <roger@eyesopen.com>
5222 * expmed.c (choose_multiplier): Change interface to return the
5223 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5224 (expand_divmod): Update calls to choose_multiplier.
5226 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5229 * expmed.c (extract_bit_field): Use adjust_address instead of
5230 gen_lowpart when op0 is a MEM.
5232 2005-01-24 Steven Bosscher <stevenb@suse.de>
5234 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5236 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5238 * config/mips/irix-csr.c: New file.
5239 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5240 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5241 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5244 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5247 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5248 sparc/elf.h, add sparc/sp-elf.h.
5249 (sparc-*-rtems*): Likewise.
5250 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5251 tm-dwarf2.h, add sparc/sp-elf.h.
5252 (sparc86x-*-elf): Likewise.
5253 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5254 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5255 TARGET_OS_CPP_BUILTINS.
5256 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5257 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5259 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5260 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5261 (SWITCH_TAKES_ARG): Likewise.
5262 (LOCAL_LABEL_PREFIX): Likewise.
5263 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5264 (TARGET_N_FORMAT_TYPES): Delete.
5265 (TARGET_FORMAT_TYPES): Likewise.
5266 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5267 * config/sparc/elf.h: Delete.
5268 * config/sparc/sp-elf.h: New file.
5270 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5272 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5273 * tree-flow.h: Remove the corresponding prototype.
5274 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5275 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5277 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5280 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5281 for AIX ABI or ELF -fPIC.
5282 (rs6000_emit_load_toc_table): Don't create toc_section here.
5283 (rs6000_xcoff_file_start): Nor here.
5285 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5287 * sh.c (ra.h): Don't #include.
5288 (hard_regs_intersect_p): New function, resurrected from ra.c.
5290 * sh.c: Fix 1996 Copyright.
5292 2005-01-24 Richard Henderson <rth@redhat.com>
5293 Aldy Hernandez <aldyh@redhat.com>
5295 * regrename.c (note_sets): Handle subregs.
5297 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5300 * genconditions.c (write_header, write_conditions): Elide file if
5303 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5305 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5306 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5309 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5311 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5312 expand_builtin_printf, expand_builtin_fprintf,
5313 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5314 checking against POINTER_TYPE.
5315 (validate_arglist): Handle POINTER_TYPE code by checking
5318 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5320 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5322 (for_each_rtx): Call for_each_rtx_1.
5323 * rtl.h (init_rtlanal): Declare.
5324 * toplev.c (backend_init): Call init_rtlanal.
5326 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5328 * flow.c (propagate_one_insn): Formatting.
5331 * flow.c (libcall_dead_p): Be more conservative if unsure.
5332 If there are any instructions between insn and call, see if they are
5333 all dead before saying the libcall is dead.
5335 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5337 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5338 operand constraint for operand 0.
5340 2005-01-23 Richard Henderson <rth@redhat.com>
5343 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5344 edges leading to join block.
5346 2005-01-23 Roger Sayle <roger@eyesopen.com>
5348 * expmed.c (expand_mult_highpart): Make static. Change type of
5349 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5350 (expand_divmod): Updates calls to expand_mult_highpart by using
5351 gen_int_mode to pass a CONST_INT rtx.
5352 * rtl.h (expand_mult_highpart): Remove prototype.
5354 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5356 * flow.c (regset_bytes, regset_size): Remove.
5358 * cfganal.c: Fix a reference to Harvey's paper.
5360 2005-01-23 Steven Bosscher <stevenb@suse.de>
5362 PR rtl-optimization/19464
5363 * tree-optimize.c (init_tree_optimization_passes): Add one more
5364 copyrename pass just before out-of-ssa.
5366 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5369 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5370 * ggc-none.c (ggc_free): Define.
5372 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5374 * cse.c (max_reg, max_insn_uid): Remove.
5375 (cse_main): Don't access max_reg or max_insn_uid.
5377 * c-common.c (explicit_flag_signed_bitfields,
5378 lang_statement_code_p, lang_expand_function_end): Remove.
5379 * c-common.h: Remove the corresponding declarations.
5380 * c-opts.c (c_common_handle_option): Remove all write access
5381 to explicit_flag_signed_bitfields.
5383 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5384 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5385 * cgraph.h: Remove the corresponding declaration.
5387 * gcse.c (null_pointer_info): Remove.
5389 2005-01-23 Roger Sayle <roger@eyesopen.com>
5390 Eric Botcazou <ebotcazou@libertysurf.fr>
5392 * combine.c (simplify_logical): Only simplify logical expressions
5393 of the form ior(and(x,y),z) by the inverse distributive law if the
5394 result is cheaper than the original.
5396 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5398 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5399 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5400 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5401 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5402 config/freebsd-spec.h, config/arm/arm.h,
5403 config/h8300/h8300.md, config/i386/i386.md,
5404 config/i386/predicates.md, config/i386/sse.md,
5405 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5406 config/vax/vax.md: Fix comment typos. Follow spelling
5409 2005-01-23 Steven Bosscher <stevenb@suse.de>
5411 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5412 tests, instead of `less than'.
5414 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5416 * function.c (assign_parm_setup_block): When creating a new stack slot
5417 for a parameter, get its alignment from the parameter's DECL_ALIGN
5418 rather than the type's TYPE_ALIGN. Make sure that the parameter
5419 is at least word aligned.
5421 2005-01-22 Roger Sayle <roger@eyesopen.com>
5424 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5426 2005-01-22 Richard Henderson <rth@redhat.com>
5429 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5430 in both compare operands.
5431 (movdfcc_1_sse_max): Likewise.
5432 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5433 (movdfcc_1_sse): Likewise.
5434 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5435 scratch register as needed.
5437 2005-01-22 Richard Henderson <rth@redhat.com>
5439 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5441 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5443 2005-01-22 Richard Henderson <rth@redhat.com>
5445 * genopinit.c (optabs): Use smin/smax for floating point too.
5446 * doc/md.texi: Update to match. Clarify that floating point
5447 results are undefined for +0/-0 and NaN.
5448 * doc/rtl.texi: Likewise.
5449 * rtl.def (SMIN, SMAX): Likewise
5450 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5452 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5453 leading 's' to the name.
5454 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5455 smaxxf3, sminxf3): Likewise.
5456 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5459 2005-01-22 Paul Brook <paul@codesourcery.com>
5461 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5463 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5465 * config/s390/s390.c (struct processor_costs): New fields
5466 dlgr, dlr, dr, dsgfr, dsgr.
5467 (z900_cost, z990_cost): Values for new fields.
5468 (s390_rtx_costs): New cases MEM und COMPARE in switch
5469 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5470 DIV, MOD, UDIV, UMOD.
5472 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5474 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5475 into the register being decremented.
5476 ("doloop_si31", "doloop_di"): Likewise.
5477 ("*doloop_si_long"): Adapt pattern.
5479 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5481 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5483 (CLASS_MAX_NREGS): Likewise.
5485 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5487 * doc/tree-ssa.texi (Statement Operands): Add example for new
5488 must-def macro. Note deprecation of old operands interface.
5490 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5492 PR tree-optimization/19484
5493 * tree-cfg.c (remove_fallthru_edge): New function.
5494 (cleanup_control_flow): Remove fallthru edges from calls that are
5495 now known not to return.
5497 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5499 Fix PR tree-optimization/19038
5500 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5501 copies with loop variant ones.
5503 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5505 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5506 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5507 config/alpha/alpha.md, config/alpha/predicates.md,
5508 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5509 config/sparc/sol2.h: Update copyright.
5511 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5512 first label to see if it is a nonlocal label.
5514 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5515 Andrew Pinski <pinskia@physics.uc.edu>
5518 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5519 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5521 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5523 * config/rs6000/rtems.h: Update copyright.
5525 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5528 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5529 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5530 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5532 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5535 * c-typeck.c (convert_arguments): Check for error_mark_node.
5537 2005-01-21 Ian Lance Taylor <ian@airs.com>
5539 PR tree-optimization/13000
5540 * tree-inline.c: Include "tree-flow.h".
5541 (expand_call_inline): If warn_return_type, warn if non-void inline
5542 function falls through.
5543 * tree-cfg.c (execute_warn_function_return): Don't warn about
5544 control reaching end if TREE_NO_WARNING is set. Set
5546 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5548 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5549 branch if we don't need one.
5550 * c-typeck.c: Include "tree-flow.h"
5551 (c_finish_bc_stmt): Don't add a goto if the current statement
5552 list doesn't fall through to the current point.
5554 2005-01-21 Roger Sayle <roger@eyesopen.com>
5556 PR rtl-optimization/576
5557 * real.c (real_arithmetic): Change return type from void to bool
5558 to return an indication that the result may be inexact.
5559 * real.h (real_arithmeric): Update prototype.
5560 * fold-const.c (const_binop): Don't constant fold floating
5561 point expressions when the user specifies -frounding-math and
5562 the result may depend upon the run-time rounding mode.
5563 (fold_convert_const_real_from_real): Clean-up.
5564 (fold_initializer): Ignore flag_rounding_math for initializers.
5565 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5566 constant fold FP operations with flag_rounding_math if the
5567 result may depend upon the run-time rounding mode.
5569 2005-01-21 Tom Tromey <tromey@redhat.com>
5571 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5573 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5575 * tree-cfg.c: Fix comment typos.
5577 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5579 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5580 around the call to rest_of_handle_branch_target_load_optimize.
5582 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5584 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5585 (sparc64-*-openbsd*): Likewise.
5586 (sparclite-*-elf*): Include tm-dwarf2.h.
5587 (sparc86x-*-elf*): Likewise.
5588 (sparc64-*-elf*): Likewise.
5589 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5590 (DBX_DEBUGGING_INFO): Likewise.
5591 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5592 (PREFERRED_DEBUGGING_TYPE): Likewise.
5593 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5594 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5595 (PREFERRED_DEBUGGING_TYPE): Likewise.
5596 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5597 (PREFERRED_DEBUGGING_TYPE): Likewise.
5598 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5600 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5603 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5605 2005-01-20 Paul Brook <paul@codesourcery.com>
5607 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5609 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5611 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5612 label is first in a sequence of labels.
5614 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5616 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5617 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5619 * doc/sourcebuild.texi (Test Directives): New.
5621 2005-01-20 Roger Sayle <roger@eyesopen.com>
5623 * real.c (real_floor): Don't leave the result uninitialized when
5624 mode is VOIDMode, but return the unrounded intermediate value.
5625 (real_ceil): Likewise.
5627 2005-01-20 Paul Brook <paul@codesourcery.com>
5629 * config/arm/arm.md (insv): Use gen_int_mode.
5631 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5633 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5634 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5635 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5636 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5637 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5639 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5642 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5643 fbreg, so we have to assume we can't.
5644 (loc_descriptor_from_tree_1): Ditto.
5645 (containing_function_has_frame_base): New function.
5646 (add_location_or_const_value_attribute): Use it.
5647 Also try to generate a frame_base from a single element location
5650 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5652 PR tree-optimization/15349
5653 * timevar.def (TV_TREE_MERGE_PHI): New.
5654 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5656 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5657 calls to tree_forwarder_block_p.
5658 (remove_forwarder_block_with_phi, merge_phi_nodes,
5659 gate_merge_phi, pass_merge_phi): New.
5660 * tree-optimize.c (init_tree_optimization_passes): Add
5662 * tree-pass.h: Add an extern for pass_merge_phi;
5664 2005-01-20 Richard Henderson <rth@redhat.com>
5667 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5668 (_mm_castps_pd, _mm_castps_si128): New.
5669 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5671 2005-01-20 Richard Henderson <rth@redhat.com>
5674 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5675 __builtin_ia32_vec_init_v2si.
5676 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5677 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5678 (ix86_init_mmx_sse_builtins): Create it.
5679 (ix86_expand_builtin): Expand it.
5680 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5681 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5682 (vec_extractv2si_0, vec_extractv2si_1): New.
5684 2005-01-20 Richard Henderson <rth@redhat.com>
5687 * config/i386/i386.c (ix86_expand_push): New.
5688 * config/i386/mmx.md (push<MMXMODE>1): New.
5689 * config/i386/sse.md (push<SSEMODE>1): New.
5690 * config/i386/i386-protos.h: Update.
5692 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5694 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5697 2005-01-20 Richard Henderson <rth@redhat.com>
5699 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5700 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5702 2005-01-19 Richard Henderson <rth@redhat.com>
5705 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5706 to V4SFmode in SSE1 fallback load path.
5708 2005-01-19 Richard Henderson <rth@redhat.com>
5710 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5711 in QImode expansion to ix86_expand_vector_set.
5712 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5714 2005-01-19 Richard Henderson <rth@redhat.com>
5717 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5718 subclass of the input class.
5719 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5720 Always true for cross-SSE1 classes. Rationalize conditionals.
5721 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5722 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5723 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5724 (movdi_2): Add MMX/SSE zeros.
5725 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5726 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5727 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5728 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5729 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5730 (zero_extendsidi2_rex64_1): Remove.
5731 (MOV0 peephole): Check GENERAL_REG_P.
5733 2005-01-19 Richard Henderson <rth@redhat.com>
5736 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5738 (ix86_expand_vector_extract): Likewise.
5740 2005-01-19 Richard Henderson <rth@redhat.com>
5743 * expr.c (emit_move_change_mode): New argument force; use
5744 simplify_gen_subreg if true.
5745 (emit_move_via_alt_mode): Merge into ...
5746 (emit_move_via_integer): ... here.
5747 (emit_move_ccmode): Use emit_move_change_mode directly.
5749 2005-01-19 Richard Henderson <rth@redhat.com>
5752 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5753 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5754 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5756 (alpha_emit_set_const): Likewise. Make static.
5757 (alpha_emit_set_long_const): Make static.
5758 (alpha_extract_integer): Split out from alpha_expand_mov.
5759 (alpha_split_const_mov): Likewise.
5760 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5761 (alpha_legitimate_constant_p): New.
5762 * config/alpha/alpha-protos.h: Update.
5763 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5764 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5765 * config/alpha/alpha.md (movsi): Add n alternative.
5766 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5767 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5768 (splitters for all of the above): Use alpha_split_const_mov.
5769 * config/alpha/predicates.md (non_add_const_operand): New.
5770 (non_zero_const_operand): New.
5771 (input_operand): Use alpha_legitimate_constant_p after reload.
5773 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5775 PR tree-optimization/19038
5776 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5777 (add_candidate): Add ivs with increment in latch only if
5778 allow_ip_end_pos_p is true.
5779 (determine_iv_cost): Use empty_block_p.
5781 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5783 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5784 (compute_dominance_frontiers): Ditto.
5786 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5789 * config/sh/t-rtems: New.
5790 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5792 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5794 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5795 the offset of the selected field.
5797 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5799 * tree-cfg.c (remove_forwarder_block): Fix the check to
5800 prevent a nonlocal label from appearing in the middle of a
5803 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5805 PR rtl-optimization/19462
5806 * reorg.c (find_end_label): Create return insn only if
5807 current_function_epilogue_delay_list is empty.
5809 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5811 * doc/passes.texi: Remove paragraph mentioning new-ra.
5813 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5815 PR rtl-optimization/15139
5816 * combine.c: Include params.h.
5817 (count_rtxs): New function.
5818 (record_value_for_reg): If replace_rtx would replace at least
5819 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5820 (clobber (const_int 0)) instead of TEM.
5821 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5822 * params.h (MAX_LAST_VALUE_RTL): New.
5823 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5824 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5827 * c-typeck.c (digest_init): Only call build_vector if all constructor
5828 elements are *_CST nodes.
5829 * gimplify.c (gimplify_init_constructor): Likewise.
5832 * c-typeck.c (digest_init): Only call build_vector if inside_init
5835 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5837 * toplev.c (init_asm_output): Remove dead #ifdef.
5839 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5841 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5843 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5845 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5846 accessing DECL_FUNCTION_CODE.
5847 * dojump.c (do_jump): Likewise.
5848 * gimplify.c (gimplify_call_expr): Likewise.
5849 * predict.c (expr_expected_value): Likewise.
5850 (strip_builtin_expect): Likewise.
5851 * tree-inline.c (estimate_num_insns_1): Likewise.
5852 * tree-ssa-loop-im.c (stmt_cost): Likewise
5853 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5854 (tree_expr_nonnegative_p): Likewise.
5856 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5858 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5859 variant of the load_pcrel_sym pattern.
5860 * config/sparc/sparc.md (P macro): Move to the top.
5861 (load_pcrel_sym): Macroize using P.
5862 (save_register_window): Likewise.
5864 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5866 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5869 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5872 * c-typeck.c (build_asm_expr): Strip nops off
5873 input memory operands.
5875 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5877 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5878 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5879 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5880 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5882 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5885 * config/i386/i386.c (override_options): If the 80387 is disabled,
5886 then do not return FP values using FP registers.
5888 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5890 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5891 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5892 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5893 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5894 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5895 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5896 output.h, postreload-gcse.c, postreload.c, recog.c,
5897 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5898 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5899 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5900 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5901 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5902 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5903 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5904 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5906 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5907 config/alpha/alpha.c, config/arm/vfp.md,
5908 config/i386/emmintrin.h, config/i386/i386-modes.def,
5909 config/i386/i386-protos.h, config/i386/i386.h,
5910 config/i386/pmmintrin.h, config/i386/ppro.md,
5911 config/i386/predicates.md, config/i386/xmmintrin.h,
5912 config/i860/i860.c, config/ia64/ia64-modes.def,
5913 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5914 config/ia64/ia64.md, config/ia64/itanium1.md,
5915 config/ia64/itanium2.md, config/ia64/predicates.md,
5916 config/iq2000/iq2000.h, config/mips/linux64.h,
5917 config/rs6000/aix41.h, config/rs6000/aix43.h,
5918 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5919 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5920 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5921 config/sparc/linux64.h, config/sparc/litecoff.h,
5922 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5923 config/sparc/sparc.h, config/sparc/sparc.md,
5924 config/sparc/sysv4-only.h: Update copyright.
5926 2005-01-18 Richard Henderson <rth@redhat.com>
5929 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5931 2005-01-18 Marc Espie <espie@openbsd.org>
5932 * config/i386/openbsdelf.h: Typo.
5934 2005-01-18 Richard Henderson <rth@redhat.com>
5936 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5937 special case for sse.
5938 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5940 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5942 * tree-inline.c (estimate_num_insns_1): Added cases for
5943 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5945 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5947 PR rtl-optimization/19296
5948 * combine.c (simplify_comparison): Rewrite the condition under
5949 which a non-paradoxical SUBREG of a PLUS can be lifted when
5950 compared against a constant.
5952 2005-01-18 Andi Kleen <ak@muc.de>
5954 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5955 * c.opt (-Wpointer-sign): Add.
5956 * doc/invoke.texi: (-Wpointer-sign): Add.
5958 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5960 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5961 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5962 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5963 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5964 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5965 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5966 for TARGET_MIX_SSE_I387.
5967 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5968 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5969 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5970 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5971 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5972 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5973 TARGET_MIX_SSE_I387.
5974 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5977 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5980 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5981 Add movaps alternative for xmm reg->reg move.
5983 2005-01-17 Jeff Law <law@redhat.com>
5985 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5986 at the end of the main DOM loop rather than just before DOM exits.
5988 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5990 PR tree-optimization/19121
5991 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5992 adding aliases to a name tag, also add them to the pointer's
5994 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5995 sensitive alias info at all. Only check that the two pointers
5996 have compatible pointed-to sets.
5997 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5998 a pointer's type tag is a superset of the alias set of the
6001 2005-01-17 James E Wilson <wilson@specifixinc.com>
6004 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6005 comment to document why.
6007 2005-01-17 Richard Henderson <rth@redhat.com>
6009 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6010 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6011 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6012 sse2_vmsminv2df3_finite): New.
6013 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6014 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6015 Force op1 into register.
6017 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6019 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6020 bubblestrap from always rebuilding build directory.
6022 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6024 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6025 ("*cmpmem_short"): Likewise.
6027 2005-01-17 Steven Bosscher <stevenb@suse.de>
6029 * basic-block.h: Document BB_* flags.
6030 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6031 use an sbitmap instead.
6032 * sched-rgn.c (compute_trg_info): Likewise.
6034 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6036 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6037 redundant target_cpu_default and extra_parts lines. Use the default
6039 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6040 (SUBTARGET_EXTRA_SPECS): Delete.
6041 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6042 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6043 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6044 and "n32" for -mabi=n32.
6046 2005-01-17 Ian Lance Taylor <ian@airs.com>
6049 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6050 fold constant variables into initial values.
6052 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6054 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6056 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6057 through the statements backward.
6059 2005-01-17 Ian Lance Taylor <ian@airs.com>
6061 PR middle-end/13127:
6062 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6063 a variable set to the return value of the inlined function.
6065 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6067 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6068 when modes are tieable.
6070 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6072 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6073 of pthread_create to find out if threads are enabled.
6074 * gthr-posix95.h (__gthread_active_p): Likewise.
6076 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6078 * common.opt (-fnew-ra): Remove.
6080 * toplev.h (flag_new_regalloc): Remove.
6081 * Makefile.in (ra*.*): Don't mention.
6082 * passes.c (rest_of_handle_new_regalloc): Remove.
6083 (rest_of_handle_combine, rest_of_compilation): Always consider
6084 flag_new_regalloc as false.
6085 * doc/invoke.texi: Don't document -fnew-ra.
6087 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6089 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6090 last parameter to reg_scan.
6091 * loop.c (loop_optimize): Likewise.
6092 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6093 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6094 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6095 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6096 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6097 * regclass.c (reg_scan): Likewise, for the declaration.
6098 * rtl.h (reg_scan): Likewise, for the prototype.
6100 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6102 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6103 mark_dfs_back_edges.
6105 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6107 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6108 (compute_avail): Uses don't go in tmp_gen.
6110 2005-01-16 Steven Bosscher <stevenb@suse.de>
6112 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6113 loop to look for a free slot in a page entry.
6115 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6118 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6119 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6120 just before targetm.asm_out.file_end.
6121 * tree.h (process_pending_assemble_output_defs): Declare.
6122 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6124 (assemble_alias): Defer generation of assembly code for defines when
6125 TARGET_DEFERRED_OUTPUT_DEFS is true.
6126 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6127 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6128 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6130 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6133 * pa.c (pa_scalar_mode_supported_p): New function.
6134 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6135 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6137 * pa-protos.h (prefetch_operand): Delete.
6138 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6139 * pa.c (prefetch_operand): Delete.
6140 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6141 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6142 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6143 and prefetch_nocc_operand.
6144 * pa.md (prefetch): Rework to avoid reload problems handling short
6145 displacements when a cache control completer needs to be provided.
6146 (prefetch_32, prefetch_64): Delete.
6147 (prefetch_cc, prefetch_nocc): New patterns.
6149 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6151 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6153 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6156 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6157 exceeds maximum alignment for global common data.
6158 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6159 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6161 2004-01-15 Roger Sayle <roger@eyesopen.com>
6163 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6165 2004-01-15 Roger Sayle <roger@eyesopen.com>
6167 * harg-reg-set.h (reg_class_names): Prototype global array.
6168 * regclass.c (reg_class_names): Declare here and initialize to
6170 (dump_regclass): Remove local declaration of reg_class_names.
6171 (regclass): Likewise.
6172 * cfg.c (dump_flow_info): Likewise.
6173 * ra-debug.c (reg_class_names): Likewise.
6174 * regrename.c (reg_class_names): Likewise.
6175 * reload.c (reg_class_names): Likewise.
6176 * reload1.c (spill_failure): Likewise.
6177 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6179 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6181 * config/s390/s390.md ("reload_outti"): Remove predicate for
6182 output operand. Abort if operand is not a MEM.
6183 ("reload_outdi", "reload_outdf"): Likewise.
6185 2005-01-15 Marc Espie <espie@openbsd.org>
6187 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6188 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6189 * config/openbsd.h: Fix C++ includes for native configurations.
6190 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6191 Add trampoline support.
6192 * config/i386/openbsdelf.h: New.
6194 2005-01-15 Marc Espie <espie@openbsd.org>
6196 * collect2.c (main): Explicitly parse -dynamic-linker option.
6198 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6200 PR tree-optimization/19060
6201 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6202 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6203 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6204 and handle extract_range_from_cond returning false.
6205 * fold-const.c (fold): Optimize comparisons with min/max even for
6206 width > HOST_BITS_PER_WIDE_INT.
6208 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6210 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6211 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6212 Remove little endian multilib variants.
6213 Add mips32 multilib variant.
6215 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6217 * explow.c (copy_all_reg, stabilize): Remove.
6218 * expr.h: Remove the corresponding prototypes.
6220 * rtlanal.c (regs_set_between_p): Remove.
6221 * rtl.h: Remove the corresponding prototype.
6223 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6225 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6226 to rs6000_nonimmediate_operand.
6227 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6228 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6229 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6230 rs6000_nonimmediate_operand.
6231 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6232 rs6000_nonimmediate_operand.
6234 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6236 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6238 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6240 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6242 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6243 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6245 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6246 (rs6k_nonimmediate_operand): New.
6247 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6249 (legitimate_lo_sum_address_p): Same.
6250 (rs6000_legitimize_address): Same.
6251 (rs6000_legitimize_reload_address): Same.
6252 (rs6000_legitimate_address): Same.
6253 (spe_build_register_parallel): Pass DF and DC modes in a DI
6256 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6257 to rs6k_nonimmediate_operand.
6259 * config/rs6000/spe.md ("*frob_df_di"): New.
6260 ("*frob_di_df"): New.
6261 ("*frob_di_df_2"): New.
6262 ("*mov_sidf_e500_subreg0"): New.
6263 ("*mov_sidf_e500_subreg4"): New.
6264 ("*movdf_e500_double"): Change predicate to
6265 rs6k_nonimmediate_operand.
6267 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6269 * postreload.c (move2add_note_store): Only call
6270 trunc_int_for_mode on scalar integers.
6272 2005-01-14 Steven Bosscher <stevenb@suse.de>
6274 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6275 replace BB_VISITED uses.
6276 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6277 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6278 (tree_dce_done): Free visited_control_parents.
6279 (perform_tree_ssa_dce): Allocate and clear it.
6280 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6281 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6282 instead of BB_VISITED.
6284 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6286 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6287 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6288 Remove unused prototypes.
6290 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6292 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6293 64-bit register usage.
6294 (spe_func_has_64bit_regs_p): Add FIXME note.
6296 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6298 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6299 flag_finite_math_only with flag_unsafe_math_optimizations.
6301 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6303 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6305 (__tpf_eh_return): Copy TPF private stack area from the module
6306 boundary stack frame. Add check for when module addresses are
6307 equal, but no stub address is found.
6309 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6312 * arm.h (struct machine_function): Add call_via field.
6313 (thumb_call_via_label): Declare.
6314 * arm.c (thumb_call_via_label): New variable.
6315 (thumb_call_reg_needed): New variable.
6316 (arm_output_function_epilogue): For Thumb code, output any per-function
6317 call-indirect trampolines.
6318 (thumb_call_via_reg): New function.
6319 (arm_file_end): New function.
6320 (TARGET_ASM_FILE_END): Call arm_file_end.
6321 (aof_file_end): Likewise.
6322 * arm-protos.h (thumb_call_via_reg): Declare.
6323 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6324 thumb_call_via_reg in normal case.
6326 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6329 PR rtl-optimization/19348
6330 * recog.c (peephole2_optimize): Do global life update if some peephole
6331 decides it doesn't need at least one of its inputs and that change
6332 influences liveness at the start of the basic block.
6334 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6335 arguments instead of 1.
6337 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6340 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6341 zero for nested functions needing a static chain or functions
6342 with a non-constant address.
6344 2005-01-13 Roger Sayle <roger@eyesopen.com>
6346 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6347 (and (sign_extend X) C) into (zero_extend (and X C)).
6349 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6351 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6353 2005-01-13 Richard Henderson <rth@redhat.com>
6358 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6359 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6360 not just TARGET_SSE.
6361 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6362 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6363 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6364 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6365 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6366 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6367 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6368 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6369 (movdicc_c_rex64): Rename with '*'.
6370 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6371 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6372 (movsfcc_1_387): Rename from movsfcc_1.
6373 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6374 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6375 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6376 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6377 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6378 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6379 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6380 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6381 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6382 sse_movdfcc_const0_4): Remove.
6383 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6384 recognize min/max early. Update for changed sse cmove patterns.
6385 (ix86_split_sse_movcc): New.
6386 * config/i386/i386-protos.h: Update.
6388 2005-01-13 Steven Bosscher <stevenb@suse.de>
6390 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6391 (fix_stmt_v_may_defs): Likewise.
6393 2005-01-13 Richard Henderson <rth@redhat.com>
6395 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6396 for converting the mask.
6398 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6400 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6403 2005-01-13 Richard Henderson <rth@redhat.com>
6405 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6406 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6407 IX86_BUILTIN_MOVDQ2Q): Remove.
6408 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6409 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6410 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6412 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6413 (sse2_pextrw): Fix immediate constraint.
6414 (sse2_loadq, sse2_loadq_rex64): Remove.
6415 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6416 Use __builtin_ia32_vec_ext_<size>.
6417 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6419 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6421 * function.c (assign_parm_setup_block): Look inside original
6422 entry_parm when inspecting PARALLEL.
6424 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6425 Joel Sherrill <joel@oarcorp.com>
6428 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6429 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6430 rtems_gxx_recursive_mutex_init.
6431 (__gthread_recursive_mutex_lock): New function.
6432 (__gthread_recursive_mutex_trylock): Likewise.
6433 (__gthread_recursive_mutex_unlock): Likewise.
6435 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6437 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6439 2005-01-13 Jan Beulich <jbeulich@novell.com>
6441 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6442 (ashrti3_internal): Indicate output is early clobber. Generate result
6443 into output rather than first input. Use move for low word of output
6444 if shift count is exactly 64.
6445 (lshrti3_internal): Likewise.
6447 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6451 * reload1.c (delete_output_reload): Don't delete an output reload
6452 if the pseudo lives longer than a single basic block. Adjust and
6453 improve wording of comment.
6455 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6458 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6459 of TYPE_SIZE where we mean the number of bytes.
6461 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6463 * function.c (assign_parm_setup_block): Relax condition on
6464 multi-register optimization.
6466 2005-01-12 Nick Clifton <nickc@redhat.com>
6468 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6469 an "in_delay_slot" attribute of "no" to prevent them being used in
6470 delay slots. This is forbidden because they might generate
6473 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6476 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6479 2005-01-12 Nick Clifton <nickc@redhat.com>
6481 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6482 passed on to GAS) but do not define, as GAS no longer supports or
6483 needs the -m2000 option.
6485 2005-01-11 Roger Sayle <roger@eyesopen.com>
6487 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6488 type as args of unprototyped builtins aren't automatically promoted.
6489 (fold_builtin_abs): Likewise.
6491 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6493 * Makefile.in: Set a `build-warn' variable.
6495 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6497 PR tree-optimization/17949
6498 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6499 (find_interesting_uses_address): Use it.
6501 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6503 * regrename.c (kill_value): Handle subreg's that won't simplify.
6505 2005-01-11 Richard Henderson <rth@redhat.com>
6508 * config/i386/i386.h (enum ix86_builtins): Move ...
6509 * config/i386/i386.c: ... here.
6510 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6511 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6512 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6513 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6514 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6515 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6516 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6517 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6518 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6519 IX86_BUILTIN_LOADDDUP): Remove.
6520 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6521 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6522 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6523 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6524 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6525 (ix86_init_builtins): Make static.
6526 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6527 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6528 if all the modes match. Otherwise, fake it.
6529 (get_element_number, ix86_expand_vec_init_builtin,
6530 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6531 (ix86_expand_builtin): Make static. Update for changed builtins.
6532 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6533 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6534 (ix86_expand_vector_init_duplicate): New.
6535 (ix86_expand_vector_init_low_nonzero): New.
6536 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6537 Split out from ix86_expand_vector_init; handle integer modes.
6538 (ix86_expand_vector_init): Use them.
6539 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6540 * config/i386/i386-protos.h: Update.
6541 * config/i386/predicates.md (reg_or_0_operand): New.
6542 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6543 (movv2sf_internal): Likewise. And a splitter to match them all.
6544 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6545 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6546 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6547 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6548 (mmx_pinsrw): Fix operand ordering.
6549 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6550 rather than sse_loadss expander.
6551 (movv2df splitter): Similarly.
6552 (sse_loadss, sse_loadlss): Remove.
6553 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6554 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6555 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6556 (sse3_movddup): Rename with '*'.
6557 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6558 (sse2_loadsd): Remove.
6559 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6560 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6561 (sse2_pinsrw): Fix argument ordering.
6562 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6563 (sse2_stored): Remove 'r' destination.
6564 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6565 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6566 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6567 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6568 vec_extractv16qi, vec_initv16qi): New.
6570 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6571 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6572 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6574 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6575 (_mm_load_si128, _mm_store_si128): Likewise.
6576 (_mm_load1_pd): Use _mm_set1_pd.
6577 (_mm_load_sd): Use _mm_set_sd.
6578 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6579 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6580 (_mm_set_epi64): Use _mm_set_epi64x.
6581 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6582 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6583 _mm_setr_epi8): Use _mm_set_foo form.
6584 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6585 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6586 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6587 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6588 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6589 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6590 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6591 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6592 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6593 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6594 (_mm_movedup_pd): Use _mm_shuffle_pd.
6595 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6596 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6597 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6598 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6600 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6601 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6602 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6603 (_mm_store_ps): Use raw dereference.
6604 (_mm_store1_ps): Use _mm_storeu_ps.
6605 (_mm_storer_ps): Use _mm_store_ps.
6606 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6607 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6609 2005-01-11 Stan Shebs <shebs@apple.com>
6611 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6612 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6614 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6617 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6618 Skip all DECLs except for FIELD_DECLs.
6620 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6622 * config/s390/s390.c (override_options): Return error if
6623 -mbackchain, -mpacked-stack and -mhard-float are used together.
6624 (s390_va_start): Remove the backchain && packed-stack special case.
6625 (s390_gimplify_va_arg): Likewise.
6626 * doc/invoke.texi: Remove the ABI incompatibility note.
6628 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6630 * config/s390/s390.c (struct s390_frame_layout): Remove
6632 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6633 save_backchain_p with TARGET_BACKCHAIN.
6635 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6638 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6639 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6640 * function.c (locate_and_pad_parm): Set new field.
6641 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6642 Tweak where_pad test to include "none". Always set mem align for
6644 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6645 not sufficient for type.
6646 (assign_parm_setup_block): If stack_parm is zero on entry, always
6647 make a new stack local. Block move old stack parm if necessary
6648 to new aligned stack local.
6649 (assign_parm_setup_stack): Use a block move to handle
6650 potentially misaligned entry_parm.
6651 (assign_parms_unsplit_complex): Specify required alignment when
6652 creating stack local.
6653 * calls.c (compute_argument_addresses): Override alignment of stack
6654 arg calculated from its type with the alignment given by
6655 FUNCTION_ARG_BOUNDARY.
6656 (store_one_arg): Likewise.
6658 2005-01-11 Jan Beulich <jbeulich@novell.com>
6660 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6661 Change respective itanium_class attribute to ialu.
6662 (shladdp4_internal): New.
6663 * config/ia64/predicates.md (shladd_log2_operand): New.
6665 2005-01-11 Richard Henderson <rth@redhat.com>
6667 * expr.c (store_constructor): Use rtvec_alloc instead of
6668 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6670 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6672 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6674 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6676 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6677 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6678 (TARGET_RWRELOC): Define.
6679 (ia64_rwreloc_section_type_flags): Delete.
6680 (ia64_section_type_flags): New function.
6681 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6682 (TARGET_RWRELOC): Define.
6684 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6687 * config/ia64/ia64.c (process_set): For alloc insn, only call
6688 process_epilogue is !frame_pointer_needed.
6690 2005-01-10 Roger Sayle <roger@eyesopen.com>
6693 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6694 unary operator and can't be treated as a binary/comparison operator.
6696 2005-01-10 Richard Henderson <rth@redhat.com>
6698 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6699 (ix86_return_in_memory): Likewise.
6700 (function_arg_advance): Likewise. Mirror structure in function_arg
6701 for choosing register to advance.
6703 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6705 * tree-vectorizer.c, tree.def: Fix comment typos.
6707 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6709 * config/s390/s390.c (struct processor_costs): 4 new fields:
6710 ddbr, ddr, debr, der.
6711 (s390_rtx_costs): More precise handling of divide instructions.
6713 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6715 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6717 2005-01-10 Jan Beulich <jbeulich@novell.com>
6719 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6720 names resulting from -ffunction-sections/-fdata-sections and linkonce
6722 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6723 based on the section name. Rearrange the section name comparison logic
6724 slightly so that each section name is compared against at most once.
6726 2005-01-10 Ben Elliston <bje@au.ibm.com>
6728 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6729 targets for which -fPIC reduces limitations on the GOT size.
6731 2005-01-09 Falk Hueffner <falk@debian.org>
6733 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6736 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6739 * collect2.c (main): Set aixrtl_flag for -brtl option.
6740 (resolve_lib_name): Search for .so file extension before .a
6743 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6745 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6746 (vect_analyze_data_refs_alignment): Add dump prints.
6748 2005-01-09 Ira Rosen <irar@il.ibm.com>
6750 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6751 expr_invariant_in_loop_p.
6752 Initialize outputs first thing in the function.
6753 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6754 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6755 (vect_analyze_pointer_ref_access): Check that the initial condition of
6756 the access function is loop invariant.
6758 2005-01-09 Richard Henderson <rth@redhat.com>
6760 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6761 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6762 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6763 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6764 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6765 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6766 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6767 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6768 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6769 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6770 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6771 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6772 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6773 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6774 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6775 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6776 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6777 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6778 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6779 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6780 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6781 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6782 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6784 (mmx_clrdi, pavgusb): Remove.
6785 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6786 with leading sse_ prefix.
6787 * config/i386/sse.md: Receive them.
6788 * config/i386/mmx.md: New file.
6789 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6790 (subrv2sf3): Turn into expander for normal subtraction.
6791 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6792 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6793 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6794 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6795 commutative; use ix86_binary_operator_ok.
6796 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6797 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6798 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6799 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6800 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6801 Macroize from existing patterns; use ix86_binary_operator_ok.
6802 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6803 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6804 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6805 with vec_select+vec_concat.
6806 (mmx_pshufw, mmx_pshufw_1): Likewise.
6807 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6808 (mmx_uavgv4hi3): Model correctly.
6809 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6810 _mm_xor_si64): Remove casts.
6812 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6814 PR tree-optimization/19224
6815 * tree-scalar-evolution.c (get_instantiated_value,
6816 set_instantiated_value): New functions.
6817 (instantiate_parameters_1): Cache the results.
6818 (instantiate_parameters, resolve_mixers): Initialize and free
6821 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6823 * config/i386/i386.md (addhi_4): Correct reference in comment.
6826 2005-01-08 Richard Henderson <rth@redhat.com>
6828 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6829 (_mm_cvtsi128_si64x): Likewise.
6830 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6831 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6832 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6833 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6834 * config/i386/i386-protos.h: Update.
6835 * config/i386/i386.c (print_operand): Add 'H'.
6836 (ix86_fixup_binary_operands): Split out from ...
6837 (ix86_expand_binary_operator): ... here.
6838 (ix86_fixup_binary_operands_no_copy): New.
6839 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6840 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6841 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6842 (safe_vector_operand): Use CONST0_RTX.
6843 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6844 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6845 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6846 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6848 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6849 (IX86_BUILTIN_CMPNGESS): New.
6850 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6851 (attr type): Add sselog1.
6852 (attr unit, attr memory): Handle it.
6853 (movti, movti_internal, movti_rex64): Move near other integer moves.
6854 (movtf, movtf_internal): Move near other fp moves.
6855 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6856 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6857 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6858 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6859 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6860 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6861 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6862 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6863 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6864 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6865 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6866 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6867 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6868 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6869 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6870 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6871 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6872 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6873 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6874 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6875 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6876 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6877 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6878 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6879 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6880 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6881 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6882 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6883 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6884 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6885 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6886 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6887 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6888 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6889 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6890 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6891 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6892 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6893 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6894 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6895 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6896 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6897 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6898 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6900 (SSEPUSH, push<SSEPUSH>): Remove.
6901 (MMXPUSH, push<MMXPUSH>): Remove.
6902 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6903 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6904 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6905 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6906 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6907 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6908 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6909 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6910 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6911 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6912 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6913 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6914 (ppro_sse_log_V4SF): Handle sselog1.
6915 * config/i386/predicates.md (const_0_to_1_operand): New.
6916 (const_0_to_255_mul_8_operand): New.
6917 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6918 (const_2_to_3_operand, const_4_to_7_operand): New.
6919 * config/i386/sse.md: New file.
6920 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6921 (sse_movups): Rename from sse_movups_1.
6922 (sse_loadlss): Rename from sse_loadss_1.
6923 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6925 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6926 (absv4sf2, negv2df, absv2df): New.
6927 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6928 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6929 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6930 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6931 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6932 (sse3_addsubv4sf3): Model correctly.
6933 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6934 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6935 (sse_movhlps): Model with vec_select+vec_concat.
6936 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6937 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6938 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6939 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6940 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6941 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6942 sse2_pshufhw_1): Likewise.
6943 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6944 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6945 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6946 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6947 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6948 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6949 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6950 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6951 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6952 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6953 sminv8hi3): Mark commutative
6954 operands. Use ix86_binary_operator_ok.
6955 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6956 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6957 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6958 sse2_punpcklqdq): Allow operand2 in memory.
6959 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6960 sse2_movsd): Add memory alternatives.
6961 (sse_storelps): Turn expander into an insn; split after reload.
6962 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6963 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6965 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6967 * configure.ac (DWARF-2 debug_line): Use objdump.
6968 * configure: Regenerate.
6970 2005-01-08 Jeff Law <law@redhat.com>
6971 Diego Novillo <dnovillo@redhat.com>
6973 PR tree-optimization/18241
6974 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6975 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6976 statements with volatile operands.
6977 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6978 operands after marking a statement with has_volatile_ops.
6980 2005-01-08 Roger Sayle <roger@eyesopen.com>
6982 * tree.c (int_fits_type_p): Always honor integer constant
6983 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6985 2005-01-08 Roger Sayle <roger@eyesopen.com>
6987 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6988 the latent bug in rtl_delete_block has been resolved.
6990 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6992 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6993 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6995 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6997 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6998 library as @multilib_dir@/$(SHLIB_SONAME).
7000 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7002 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7003 * configure: Regenerate.
7005 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7007 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7010 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7013 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7014 Convert non-word aligned offset address using ld/std into
7017 2005-01-07 Richard Henderson <rth@redhat.com>
7019 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7021 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7023 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7025 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7027 PR tree-optimization/19283
7028 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7029 is not shorter than the original type.
7031 PR rtl-optimization/19012
7032 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7034 PR rtl-optimization/18861
7035 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7036 (FULL_STATE): Define.
7037 (mark_tablejump_edge): New function.
7038 (purge_dead_tablejump_edges): New function.
7039 (find_bb_boundaries): Use it.
7041 PR tree-optimization/18828
7042 * builtins.c (expand_builtin_next_arg): Remove argument and all
7043 the argument checking.
7044 (expand_builtin): Adjust caller.
7045 (expand_builtin_va_start): Likewise. Remove error for too many
7047 (fold_builtin_next_arg): Issue error for too many arguments.
7048 After checking arguments, replace them with magic arguments that
7049 prevent further checking of the args.
7051 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7053 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7055 2005-01-06 Roger Sayle <roger@eyesopen.com>
7058 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7059 and %{.S:...} (and their negative variants) to test whether the
7060 input file is assembler or pre-processed-assembler independent of
7061 the actual filename extension.
7063 2005-01-06 Roger Sayle <roger@eyesopen.com>
7065 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7066 of sign or zero extended values.
7068 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7070 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7071 for IBM long double format correctly.
7073 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7075 Fix PR tree-optimization/18792
7077 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7078 to first_loop_depth, and use loop depth instead of loop number.
7079 (build_classic_dir_vector): Ditto.
7080 (compute_data_dependences_for_loop): Use depth, not loop number.
7081 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7082 number. Pass in loops, instead of loop numbers.
7083 (gather_interchange_stats): Ditto.
7084 (linear_transform_loops): Ditto.
7086 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7089 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7090 biv_fits_mode_p, extension_within_bounds_p): New functions.
7091 (check_ext_dependent_givs): Use them.
7093 2005-01-06 Roger Sayle <roger@eyesopen.com>
7095 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7096 more than one barrier, in which case we should delete them all.
7098 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7100 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7102 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7104 Fix PR middle-end/19286
7106 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7107 output this subprogram, simply ignore this attempt to do it again.
7108 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7109 origin attribute if it's not possible.
7110 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7111 (decls_for_scope): Ditto.
7112 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7113 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7115 2005-01-05 Richard Henderson <rth@redhat.com>
7118 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7119 (bdesc_2arg): Use it.
7120 (ix86_expand_binop_builtin): Force operands into registers
7122 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7123 ix86_expand_sse_compare, ix86_expand_sse_comi,
7124 ix86_expand_builtin): Likewise.
7126 2005-01-05 Richard Henderson <rth@redhat.com>
7128 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7130 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7131 (mulv4hi3): Set itanium_class mmmul.
7132 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7133 (fpack): Rename from fpack_sfsf.
7135 2005-01-05 Richard Henderson <rth@redhat.com>
7138 * reload1.c (do_input_reload): Restrict the optimization deleteing
7139 a previous output reload to RELOAD_FOR_INPUT.
7141 2005-01-05 Steven Bosscher <stevenb@suse.de>
7143 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7144 comment that we fall through after case.
7145 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7146 (distribute_links): Likewise.
7147 * cse.c (cse_insn): Likewise.
7148 * cselib.c (cselib_invalidate_mem): Likewise.
7149 * df.c: Update comments at the top of the file.
7150 (read_modify_subreg_p): Update comments here too.
7151 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7152 * flow.c (mark_set_1): Likewise.
7153 (mark_used_regs): Likewise.
7154 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7155 (canon_list_insert): Likewise.
7156 (mark_set): Likewise.
7157 (try_replace_reg): Likewise.
7158 (store_killed_in_insn): Likewise.
7159 * loop.c (count_one_set): Likewise.
7160 (basic_induction_var): Likewise.
7161 * postreload-gcse.c (find_mem_conflicts): Likewise.
7162 * postreload.c (reload_combine_note_store): Likewise.
7163 (move2add_note_store): Likewise.
7164 * reload.c (find_equiv_reg): Likewise.
7165 (mark_referenced_resources): Likewise.
7166 * rtlanal.c (set_noop_p): Likewise.
7167 (note_stores): Likewise.
7168 (note_uses): Likewise.
7169 * sched-deps.c (sched_analyze_1): Likewise.
7170 * sched-rgn.c (check_live_1): Likewise.
7171 (update_live_1): Likewise.
7172 * config/i860/i860.c: Likewise.
7174 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7176 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7178 * doc/rtl.texi: Update documentation for bit-fields and SET.
7180 2005-01-05 Roger Sayle <roger@eyesopen.com>
7182 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7184 2005-01-05 Jan Hubicka <jh@suse.cz>
7185 Richard Henderson <rth@redhat.com>
7188 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7191 2005-01-05 Richard Henderson <rth@redhat.com>
7194 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7195 (sse_shufps): Change operand 3 to const_int_operand.
7196 (sse2_storelps): Fix typo in template.
7197 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7198 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7199 (ix86_expand_builtin): Likewise.
7201 2005-01-05 Julian Brown <julian@codesourcery.com>
7203 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7204 as aggregates for AAPCS ABIs.
7206 2005-01-05 Stan Shebs <shebs@apple.com>
7208 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7209 Mach-O getters if ppc64.
7210 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7212 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7213 signed four-byte field for global code case.
7214 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7216 2005-01-05 Roger Sayle <roger@eyesopen.com>
7219 * c-common.c: Include real.h.
7220 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7221 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7222 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7223 * Makefile.in (c-common.o): Update dependencies.
7225 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7227 * c-parse.in (asm_string): Add trailing semicolon.
7229 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7231 * c-parse.in (asm_string): New. Don't allow wide strings in
7233 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7234 asm_string instead of STRING.
7236 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7238 * c-typeck.c (constructor_no_implicit): Remove.
7239 (set_designator, process_init_element): Don't check
7240 constructor_no_implicit.
7242 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7243 Kaz Kojima <kkojima@gcc.gnu.org>
7246 * lcm.c (create_pre_exit): New.
7247 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7248 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7250 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7252 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7253 -msoft-float in target_float_switch.
7254 * arm.c (arm_override_options): Fix processing of target_float_switch.
7256 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7258 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7261 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7263 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7264 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7266 2005-01-04 Roger Sayle <roger@eyesopen.com>
7268 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7269 if deleting the then-block allows the test-block to fallthru to the
7272 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7275 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7276 after the full declaration if the are in two different TUs.
7278 2005-01-04 Richard Henderson <rth@redhat.com>
7281 * tree-sra.c (generate_one_element_init): Just
7282 call gimplify_and_add.
7283 (generate_element_init): Record the
7284 new referenced variables and mark them for renaming
7285 and split out to ...
7286 (generate_element_init_1): This.
7287 (scalarize_init): Don't call push_gimplify_context/
7288 pop_gimplify_context.
7290 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7292 * toplev.c (get_src_pwd): Handle failure of getpwd().
7294 2005-01-04 Roger Sayle <roger@eyesopen.com>
7296 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7298 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7299 all the cases handled by it are inverted by invert_truthvalue.
7301 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7303 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7304 (save_register_windowsi): Likewise.
7306 2005-01-04 Richard Henderson <rth@redhat.com>
7308 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7310 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7313 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7314 any simplifications of vector mode comparison operators.
7315 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7317 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7318 Devang Patel <dpatel@apple.com>
7320 PR tree-optimization/18308
7321 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7322 the operands before creating a new expression.
7323 * dojump.c (do_jump): Make drop_through_label available
7324 for all cases. Add expansion of COND_EXPR.
7326 2005-01-04 Ira Rosen <irar@il.ibm.com>
7328 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7329 INTEGER_CST instead of TREE_CONSTANT.
7330 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7331 instead of TREE_CONSTANT.
7332 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7333 instead of TREE_CONSTANT.
7335 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7337 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7339 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7342 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7343 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7345 2005-01-03 Richard Henderson <rth@redhat.com>
7347 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7348 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7349 fold_convert_const_real_from_real): Split out from ...
7350 (fold_convert_const): ... here.
7352 2005-01-03 Richard Henderson <rth@redhat.com>
7355 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7356 (mov<MMXMODEI>_internal): Likewise.
7357 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7358 Add V2SF case; use it for SSE1; don't use TI.
7359 (movdf_integer): Likewise.
7360 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7362 2005-01-03 Ira Rosen <irar@il.ibm.com>
7364 * tree-vectorizer.c (vect_strip_conversions): New function.
7365 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7366 check for binary class.
7368 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7372 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7374 * gimple-low.c (mark_blocks_with_used_vars): New function.
7375 (mark_blocks_with_used_subblocks): Ditto.
7376 (mark_used_blocks): Ditto.
7377 (pass_mark_used_blocks): New pass.
7378 * tree-inline.c: Include debug.h.
7379 (expand_call_inline): Call outlining_inline_function here.
7380 * tree-optimize.c (init_tree_optimization_passes): Add
7381 pass_mark_used_blocks.
7382 * tree-pass.h (pass_mark_used_blocks): New.
7383 * Makefile.in (tree-inline.o): Add debug.h dependency.
7385 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7387 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7388 VAR_DECLs to have weak_import attribute.
7390 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7393 2004-01-03 Steven Bosscher <stevenb@suse.de>
7395 * passes.c (rest_of_compilation): Don't run regmove if only
7396 flag_expensive_optimizations, require flag_regmove instead.
7398 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7400 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7402 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7403 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7404 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7405 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7407 2005-01-03 Richard Henderson <rth@redhat.com>
7409 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7410 (ia64_const_ok_for_letter_p): New.
7411 (ia64_const_double_ok_for_letter_p): New.
7412 (ia64_extra_constraint): New.
7413 (ia64_expand_vecint_compare): New.
7414 (ia64_expand_vcondu_v2si): New.
7415 (ia64_expand_vecint_cmov): New.
7416 (ia64_expand_vecint_minmax): New.
7417 (ia64_print_operand): Add 'v'.
7418 (ia64_preferred_reload_class): New.
7419 (ia64_vector_mode_supported_p): New.
7420 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7421 (PREFERRED_RELOAD_CLASS): Move to function.
7422 (CONST_OK_FOR_LETTER_P): Move to function.
7423 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7424 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7425 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7426 (EXTRA_CONSTRAINT): Move to function.
7427 * config/ia64/ia64.md: Include vect.md.
7428 (itanium_class): Add mmalua.
7430 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7432 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7433 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7435 (const_int_2bit_operand): New.
7436 (fr_reg_or_0_operand): New.
7437 * config/ia64/ia64-modes.def: Add vector modes.
7438 * config/ia64/ia64-protos.h: Update.
7439 * config/ia64/vect.md: New file.
7441 2005-01-03 Richard Henderson <rth@redhat.com>
7443 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7445 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7448 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7450 (log1pdf2): Change mode of operands[0,1] to DFmode.
7452 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7454 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7455 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7456 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7457 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7458 SPARC_RELAXED_ORDERING.
7460 2005-01-03 Richard Henderson <rth@redhat.com>
7461 Uros Bizjak <uros@kss-loka.si>
7464 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7465 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7466 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7468 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7469 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7470 const_pow2_1_to_128_operand): New predicates.
7472 2005-01-02 Greg McGary <greg@mcgary.org>
7474 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7476 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7477 object. [ptr_type]: Remove unused variable.
7478 Remember nearest addressable array-element or record-component
7479 when checking bitfield components. Tolerate empty BIND_EXPR.
7481 2005-01-01 Richard Henderson <rth@redhat.com>
7483 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7484 that don't narrow the value. Fail for other conversions.
7486 2005-01-01 Richard Henderson <rth@redhat.com>
7489 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7490 * c-lang.c (finish_file): Don't do it here.
7491 * objc/objc-act.c (objc_finish_file): Likewise.
7493 * cgraph.c (decl_assembler_name_equal): New.
7494 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7495 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7496 * cgraph.h (struct cgraph_varpool_node): Add next.
7497 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7498 * varasm.c (assemble_alias): Mark the target as needed.
7500 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7503 * function.c (get_arg_pointer_save_area): Use entry_of_function
7504 instead of get_insns.
7506 2005-01-01 Roger Sayle <roger@eyesopen.com>
7507 Andrew Pinski <pinskia@physics.uc.edu>
7508 James E. Wilson <wilson@specifixinc.com>
7510 PR rtl-optimization/12092
7511 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7514 2005-01-01 Roger Sayle <roger@eyesopen.com>
7515 Olivier Hainque <hainque@act-europe.fr>
7517 * tree.c (int_fits_type_p): A narrower type always fits in a
7518 wider one, except for negative values into unsigned types.
7520 2005-01-01 Roger Sayle <roger@eyesopen.com>
7522 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7523 with the original constant rather than require TREE_OVERFLOW.
7525 2005-01-01 Steven Bosscher <stevenb@suse.de>
7528 * c-decl.c (finish_function): If compiling C99, annotate the
7529 compiler generated return with the current file name and line 0.
7530 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7531 the source line is greater than 0.
7532 (remove_bb): Likewise.
7534 See ChangeLog.12 for earlier changes.