1 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
5 (TARGET_HANDLE_OPTION): Override default.
6 (arc_handle_option): New function.
7 (arc_init): Remove code to set arch_cpu_string.
8 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
10 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
11 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
12 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
14 (arc_rodata_string, TARGET_OPTIONS): Delete.
15 * config/arc/arc.opt: New file.
17 2005-03-17 Richard Henderson <rth@redhat.com>
19 * doc/extend.texi (Weak Pragmas): New section.
20 (attribute alias): Clarify that target must be in the same
23 2005-03-17 Richard Henderson <rth@redhat.com>
25 * config/alpha/alpha.opt: New file.
26 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
28 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
29 alpha_fprm_string, alpha_fptm_string): Make static.
30 (alpha_tls_size_string): Remove.
31 (alpha_handle_option): New.
32 (override_options): Update for alpha_cpu/alpha_tune split.
33 (alpha_file_start): Likewise.
34 (TARGET_DEFAULT_TARGET_FLAGS): New.
35 (TARGET_HANDLE_OPTION): New.
36 * config/alpha/alpha.h (alpha_tune): Declare.
37 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
38 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
39 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
40 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
41 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
42 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
43 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
44 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
45 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
46 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
47 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
48 (TARGET_DEFAULT): Remove MASK_FP.
49 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
50 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
51 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
52 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
53 alpha_tls_size_string): Remove.
54 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
55 (attribute tune): Rename from attribute cpu.
56 * config/alpha/ev4.md: Update to match.
57 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
58 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
59 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
60 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
61 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
62 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
64 2005-03-16 James E. Wilson <wilson@specifixinc.com>
66 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
67 and return without creating new state if before_nops_num is nonzero.
68 * config/ia64/ia64.md (first_insn): New attribute.
69 (alloc): Set it to yes.
71 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
73 * tree-vectorizer.c (new_vec_stmt_info): Initialize
74 STMT_VINFO_SUBVARS to NULL.
75 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
77 2005-03-16 Dale Johannesen <dalej@apple.com>
79 * rtlanal.c (find_first_parameter_load): Rewrite to
80 return actual first param load or the call if none,
81 instead of first in block, when not all loads exist.
83 2005-03-16 Roger Sayle <roger@eyesopen.com>
85 * optabs.c (expand_copysign_absneg): Make static.
86 * optabs.h (expand_copysign_absneg): Delete prototype.
87 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
89 2005-03-16 Richard Henderson <rth@redhat.com>
92 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
93 (alias_pairs): Rename from output_defs.
94 (find_decl_and_mark_needed): Split out from assemble_alias.
95 (do_assemble_alias): New.
96 (assemble_output_def): Remove.
97 (finish_aliases_1, finish_aliases_2): New.
98 (process_pending_assemble_output_defs): Remove.
99 (assemble_alias): Defer aliases for which we don't yet have a
100 non-external decl for the target symbol.
101 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
102 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
103 * toplev.c (compile_file): Use finish_aliases_2 instead of
104 process_pending_assemble_output_defs.
105 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
106 (process_pending_assemble_output_defs): Remove.
108 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
110 Fix PR tree-optimization/20489
112 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
113 for empty structures.
115 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
117 Fix PR tree-optimization/20490
119 * tree-ssa-pre.c (create_expression_by_pieces): Use
120 force_gimple_operand on result of fold.
122 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
124 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
125 of closing parenthesis.
127 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
129 * builtins.c (expand_movstr): Update a call to
131 (expand_builtin_strncpy): Update a call to
132 fold_builtin_strncpy.
133 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
134 arguments of CALL_EXPR.
135 (fold_builtin_1): Update calls to fold_builtin_strcpy and
136 fold_builtin_strncpy.
137 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
138 * tree.h: Update the prototypes of fold_builtin_strcpy and
139 fold_builtin_strncpy.
141 2005-03-16 Steven Bosscher <stevenb@suse.de>
142 Dorit Naishlos <dorit@il.ibm.com>
144 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
145 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
148 2005-03-16 Steven Bosscher <stevenb@suse.de>
150 * tree-inline.c (walk_type_fields, walk_tree,
151 walk_tree_without_duplicates): Move from here...
152 * tree.c: ...to here.
154 2005-03-15 Zack Weinberg <zack@codesourcery.com>
156 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
157 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
158 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
159 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
160 (version): Define using $(BASEVER_c).
161 (Makefile, config.status, build/gcov-iov.o): No longer depends on
163 (version.o): Depend on version files; add custom generation command.
164 (prefix.o): Define BASEVER on command line.
165 (s-iov): Depend on version files; adjust command.
166 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
168 (gcc-vers.texi): New rule.
169 (doc/%.info, doc/%.dvi): Add -I . to command line.
170 (doc/gccinstall.dvi): Likewise.
171 (PACKAGE): Delete. All uses replaced with "gcc".
172 * aclocal.m4: Do not include gcc-version.m4.
173 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
174 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
175 Set is_release based on contents of DEV-PHASE.
176 Set gcc_version based on contents of BASE-VER.
177 Define WIN32_REGISTRY_KEY only if the user overrode the default.
178 * config.in, configure: Regenerate.
179 * gccbug.in: Determine version of GCC in use at runtime.
180 * gcov-iov.c: Get version number and development phase from
181 command line, not by including version.c.
182 * intl.c: Replace all uses of PACKAGE with "gcc".
183 * libada-mk.in: Delete unused "gcc_version" variable.
184 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
185 * version.c: (VERSUFFIX): New hook for redistributors; adjust
187 (version_string): Put together from pieces.
188 * config/alpha/x-vms: Do not use $(gcc_version).
189 * config/i386/t-nwld: Likewise.
190 * doc/include/gcc-common.texi: Include gcc-vers.texi for
191 version-GCC and DEVELOPMENT.
193 2005-03-15 Roger Sayle <roger@eyesopen.com>
195 PR tree-optimization/17454
196 * tree.c (tree_size): Add case for TREE_BINFO.
197 * fold-const.c (fold_checksum_tree): Only clear the overloaded
198 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
200 2005-03-15 Roger Sayle <roger@eyesopen.com>
202 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
203 op1 whilst expanding the signed widenening multiply variant.
205 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
207 * toplev.c (display_target_options): Avoid unused variable warning if
208 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
209 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
210 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
211 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
212 (mips_isa_info): New variable.
213 (mips_parse_cpu): Remove the first argument and leave the caller
215 (TARGET_HANDLE_OPTION): Override default.
216 (mips_handle_option): New function. Move option validation code from...
217 (override_options): ...here. Update calls to mips_parse_cpu.
218 * config/mips/mips.h (mips_arch_string, mips_tune_string)
219 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
220 (SUBTARGET_TARGET_OPTIONS): Delete.
221 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
222 (mno-flush-func, mtune=): New options.
224 2005-03-15 Roger Sayle <roger@eyesopen.com>
225 Richard Henderson <rth@redhat.com>
227 * real.c (c4x_single_format, c4x_extended_format): Provide values
228 for signbit_ro for c4x's single and extended floating point formats.
229 * optabs.c (expand_copysign): Use the floating point format's
230 signbit_ro for expanding via expand_copysign_absneg, and it's
231 signbit_rw field for expanding via expand_copysign_bit.
233 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
235 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
236 known_alignment_for_access_p.
237 (known_alignment_for_access_p): New.
238 (do_peeling_for_alignment): Field made int instead of bool and renamed
239 to peeling_for_alignment.
240 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
241 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
242 functionality used to be in vect_analyze_operations.
243 (vect_analyze_operations): Code to determine vectorization factor was
244 moved to vect_determine_vectorization_factor.
245 (vect_enhance_data_refs_alignment): Update to correct alignment when it
246 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
248 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
249 be part of vect_analyze_operations).
250 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
251 creating the guard condition, as the number of iterations may be
253 (slpeel_tree_peel_loop_to_edge): Use new name of
254 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
255 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
256 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
257 (vect_do_peeling_for_alignment): Use fold.
258 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
260 (vect_update_inits_of_dr): Renamed to
261 vect_update_init_of_dr.
262 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
263 (vectorizable_store): Fix assertion to use == instead of =.
265 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
267 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
268 call_used_regs for wCG registers.
270 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
272 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
273 for non-offsettable memory references to cope with outstanding reload
274 replacements, take 2.
276 2005-03-15 Uros Bizjak <uros@kss-loka.si>
279 * config/i386/i386.h (x86_fisttp): New.
280 (TARGET_FISTTP): New macro.
281 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
282 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
283 instruction when fisttp flag is set.
284 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
286 * config/i386/i386.md (type attribute): Add fisttp.
287 (unit attribute): Set to i387 for fisttp type.
288 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
289 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
291 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
292 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
294 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
295 patterns for TARGET_FISTTP. Enable patterns for
296 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
297 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
298 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
299 implement fisttp x87 insn.
300 (fix_trunc*_i387_fisttp splitters): New patterns.
301 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
302 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
303 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
305 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
306 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
307 Implement using mode macros. Disable patterns for TARGET_FISTTP.
308 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
309 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
310 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
311 Disable patterns for TARGET_FISTTP.
312 (fix_trunc*_i387 splitters): Implement usign mode macros.
313 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
314 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
315 (fix_trunx*_sse peephole2s): Implement using mode macros.
317 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
319 PR rtl-optimization/20291
320 * combine.c (try_combine): If splitting fails, re-try with
321 original combined pattern, i.e. before clobber stripping.
323 2005-03-14 Eric Christopher <echristo@redhat.com>
325 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
326 STACK_GROWS_DOWNWARD.
328 2005-03-14 Roger Sayle <roger@eyesopen.com>
330 * real.h (struct real_format): Split the signbit field into two
331 two fields, signbit_ro and signbit_rw.
332 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
333 mips_double_format, ieee_extended_motorola_format,
334 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
335 ieee_extended_intel_128_format, ibm_extended_format,
336 mips_extended_format, ieee_quad_format, mips_quad_format,
337 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
338 i370_double_format, c4x_single_format, c4x_extended_format,
339 real_internal_format): Update initializers for new field.
340 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
341 real_format structure.
342 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
343 field of the real_format structure.
345 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
347 Fix PR tree-optimization/20458
349 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
350 DECL_EXTERNAL on STRUCT_FIELD tags.
351 (clear_call_clobbered): Ditto.
352 * tree-ssa-operands.c (note_addressable): Make sure the original
353 variable doesn't slip into the addressable list if we have
355 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
358 2005-03-14 Geoffrey Keating <geoffk@apple.com>
360 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
361 (-fwide-exec-charset): Likewise.
362 (-finput-charset): Likewise.
363 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
364 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
365 * c.opt (Wnormalized): New.
367 2005-03-14 Devang Patel <dpatel@apple.com>
369 * doc/invoke.texi: Add reference to Visibility document.
371 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
373 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
374 MASK_SPLIT_ADDRESSES.
375 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
376 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
377 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
378 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
379 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
380 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
381 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
382 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
383 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
384 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
385 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
386 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
387 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
388 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
389 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
390 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
391 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
392 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
393 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
394 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
395 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
396 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
397 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
398 (TARGET_EXPLICIT_RELOCS): Delete.
399 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
400 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
401 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
402 (override_options): Set MASK_LONG64 if -mint64 is given and no
403 -mlongXX option is. Complain about -mint64 -mlong32.
404 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
405 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
406 * config/mips/mips.opt: New file.
408 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
410 * config.gcc (extra_options): New variable for listing option files.
411 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
412 * configure.ac (extra_opt_files): New AC_SUBST variable.
413 (tm_file_list, tm_include_list): Include options.h first.
414 * configure: Regenerate.
415 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
416 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
417 (s-options-h): New rule.
418 (options.h): Depend on it.
419 (TEXI_GCCINT_FILES): Add options.texi.
420 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
421 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
422 * target.h (gcc_target): Add default_target_flags and handle_option.
423 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
424 (TARGET_HANDLE_OPTION): New macros.
425 (TARGET_INITIALIZER): Include them.
426 * opt-functions.awk (opt_args, nth_arg): New functions.
427 (switch_flags): Handle the "Target" flag.
429 (var_name): Use opt_args and nth_arg.
430 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
431 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
432 macros for the "Mask" and "InverseMask" options.
433 * opts.h (cl_var_cond): New enum.
434 (cl_option): Replace the "has_set_value" and "set_value" fields with
435 "var_cond" and "var_value".
436 (CL_TARGET): New macro.
437 (option_enabled, print_filtered_help): Declare.
438 (decode_options): Move definition.
439 * opts.c (handle_option): Search for the original option before
440 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
441 var_cond and var_value fields. Use targetm.handle_option to handle
443 (decode_options): Set target_flags to targetm.default_target_flags.
444 (print_filtered_help): Make global. Handle CL_TARGET.
445 (option_enabled): New function.
446 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
447 (display_target_options, set_target_switch, print_switch_values)
448 (default_pch_valid_p): Guard uses of target_switches with
449 #ifdef TARGET_SWITCHES. Also...
450 (display_target_options): Display the CL_TARGET entries in cl_options.
451 (set_target_option): Don't complain about the "" option when
452 TARGET_SWITCHES is undefined.
453 (print_switch_values): Use option_enabled.
454 (default_pch_valid_p): Check cl_options[] when looking for something
455 that has changed the value of target_flags.
456 * c.opt: Remove documentation from top of file.
457 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
458 * doc/sourecebuild.texi: Refer to the new options documentation
459 instead of c.opt. Document machine-specific .opt files.
460 * doc/tm.texi (target_flags): Say that this variable is declared
462 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
463 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
465 * doc/options.texi: New file.
467 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
470 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
473 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
476 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
477 temporary variable of pointer type if an lvalues is required.
478 (gimplify_modify_expr_rhs): Request an rvalue from it.
479 (gimplify_expr): Pass fallback on.
481 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
483 * cfgbuild.c: Update comments.
485 2005-03-14 Roger Sayle <roger@eyesopen.com>
487 PR rtl-optimization/17236
488 * optabs.c (expand_doubleword_mult): New helper function split out
489 from expand_binop. Permute the order in which instructions are
490 emitted to minimize the number of simultaneously live registers.
491 (expand_binop): Call expand_doubleword_mult to synthesize a double
494 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
496 * basic-block.h: Update the prototypes of cached_make_edge and
498 * cfg.c (cached_make_edge): Take edge_cache representing one
499 row of the adjacency matrix of edges.
500 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
501 (make_edges): Initialize edge_cache to represent one row of
502 the adjacency matrix of edges.
504 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
506 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
508 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
509 Remove unused removed_phis variable.
510 (conditional_replacement): Use build1/build2.
511 (abs_replacement): Use last_and_only_stmt and build1/build2.
513 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
515 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
516 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
517 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
518 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
519 * c-common.c (handle_novops_attribute): New function.
520 (c_common_attribute_table): Add "no vops" entry.
521 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
522 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
523 * tree-ssa-operands.c (get_call_expr_operands): Do not
524 create virtual operands for calls with ECF_NOVOPS flag.
525 * tree.h (DECL_IS_NOVOPS): New macro.
526 (struct tree_decl): Add novops_flag.
527 (ECF_NOVOPS): New constant.
529 2005-03-14 Uros Bizjak <uros@kss-loka.si>
532 * config/i386/i386.c (x86_use_himode_fiop): New.
533 (x86_use_simode_fiop): Rename from x86_use_fiop.
534 * config/i386/i386.h (x86_use_himode_fiop): Declare.
535 (TARGET_USE_HIMODE_FIOP): New.
536 (x86_use_simode_fiop): Rename from x86_use_fiop.
537 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
539 * config/i386/i386.md (X87MODEI12): New mode macro define.
540 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
541 to implement x87 FP compare with HImode input operands.
542 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
543 Use X87MODEI12 mode macro to handle HImode input operands.
544 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
545 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
546 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
547 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
548 macro to implement x87 operators with HImode input operands.
549 (fop splitters): Use X87MODEI12 mode macro to handle HImode
552 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
554 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
556 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
559 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
561 * basic-block.h (BB_VISITED): Removed.
562 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
564 2005-03-14 Falk Hueffner <falk@debian.org>
567 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
569 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
571 * ggc-zone.c: Fix comment typos.
573 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
574 stringpool.c, config/mips/mips-protos.h: Update copyright.
576 2005-03-14 Alan Modra <amodra@bigpond.net.au>
578 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
579 throughout with its typedef, "rtx".
580 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
581 (rs6000_tls_symbol_ref_1): Remove inline keyword.
582 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
583 regs in comment to match code.
585 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
587 * except.c (check_handled): Make it static.
588 * except.h: Remove the corresponding prototype.
590 * function.c (get_func_frame_size): Make it static.
591 * function.h: Remove the corresponding type.
593 * regclass.c (reg_class_superclasses, reg_class_subclasses):
595 * hard-reg-set.h: Remove the corresponding declarations.
597 * tree-cfg.c (verify_stmts): Check that
598 bb_for_stmt (stmt) == bb for every PHI node and statement.
600 2005-03-14 Alan Modra <amodra@bigpond.net.au>
602 * config.gcc: Remove excess indentation.
603 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
605 2005-03-13 Roger Sayle <roger@eyesopen.com>
608 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
609 * fold-const.c (fold_sign_changed_comparison): Likewise.
610 (fold_binary): Optimize comparisons against widened operands if
611 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
613 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
615 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
616 (sparc_override_options): Initialize it.
617 (sparc_struct_value_rtx): Set it on the MEM to be returned.
619 2005-03-13 David Edelsohn <edelsohn@gnu.org>
621 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
622 (reg_or_none500mem_operand): New predicate.
623 (zero_reg_mem_operand): New predicate.
624 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
625 to reg_or_none500mem_operand.
626 (extendsfdf2_fpr): Add MEM alternative.
627 (extenddftf2_internal): Change operand2 predicate to
628 zero_reg_mem_operand.
630 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
632 * ggc-zone.c: Rewritten.
634 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
636 * configure.ac: Define GGC_ZONE for --with-gc=zone.
637 * config.in: Regenerated.
638 * configure: Regenerated.
639 * gengtype.c (write_types_process_field, write_func_for_structure):
640 Pass new argument to gt_pch_note_object.
641 * ggc-common.c (struct ptr_data): Add TYPE.
642 (gt_pch_note_object): Take TYPE argument and save it.
643 (call_count): Update call to ggc_pch_count_object.
644 (call_alloc): Update call to ggc_pch_alloc_object.
645 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
647 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
648 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
649 (ggc_alloc_zone_stat): Delete.
650 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
651 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
652 (ggc_pch_alloc_object): Update prototypes.
653 (garbage_zone): Delete.
654 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
655 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
657 (tree_id_zone): New variable.
658 (ggc_alloc_cleared_zone): Remove unused.
659 (ggc_alloc_zone): Define.
660 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
661 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
663 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
664 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
665 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
666 (make_node_stat): Likewise. Use tree_id_zone.
668 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
669 Joseph S. Myers <joseph@codesourcery.com>
671 * configure.ac: Check for MIPS TLS.
672 * configure: Regenerated.
673 * config/mips/mips-protos.h (enum mips_symbol_type): Add
674 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
675 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
676 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
677 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
678 (mips_classify_symbol, mips_symbolic_constant_p)
679 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
680 (mips_tls_operand_p, mips_call_tls_get_addr)
681 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
682 (mips_tls_symbol_ref_1): New functions.
683 (mips_legitimize_address, mips_legitimize_const_move): Call
684 mips_legitimize_tls_address.
685 (override_options): Handle V1_REG and TLS symbols. Disable TLS
687 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
688 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
689 (mips_char_to_class): Document V1_REG.
690 (HAVE_AS_TLS): Provide default.
691 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
693 (load_got<mode>): Renamed from *load_got<mode>. Allow when
695 (tls_get_tp_<mode>): New instruction.
697 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
699 * configure.ac: Update checks for target tools.
700 * configure: Regenerated.
702 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
704 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
706 2005-03-13 Roger Sayle <roger@eyesopen.com>
708 * expmed.c (expand_mult): Use synthetic multiplication sequences for
709 more classes of DImode multiplication by constant. Allow both
710 multiplication by small negative constants (by performing a
711 multiplication by a positive constant and negating the result) and
712 multiplications by large powers of two, by using a left shift.
714 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
716 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
717 of basic blocks into work_stack.
719 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
720 config/mips/vr.h: Update copyright.
722 * c-decl.c (c_init_decl_processing): Remove useless calls to
725 * builtins.c (fold_trunc_transparent_mathfn,
726 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
727 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
728 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
729 fold_builtin_strcpy, fold_builtin_strncpy,
730 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
733 * builtins.c (expand_builtin_mathfn_3): Remove local variable
736 * lambda-code.c (lambda_compute_auxillary_space): Remove local
737 variable determinant.
739 * tree-cfg.c (group_case_labels): Remove local variable type.
741 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
744 * tree-ssa-phiopt.c (value_replacement): Remove local variable
747 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
750 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
751 (*movmemqi_insn): Delete.
754 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
756 * builtins.c (fold_builtin_classify): Take decomposed
757 arguments of CALL_EXPR.
758 (fold_builtin_1): Update a call to fold_builtin_classify.
760 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
763 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
764 through into call to parser_xref_tag after parse error.
765 (c_parser_struct_declaration): Consistently return NULL_TREE on
768 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
770 * tree-flow-inline.h (ref_contains_array_ref): New function.
771 (lookup_subvars_for_var): Ditto.
772 (get_subvars_for_var): Ditto.
773 (var_can_have_subvars): Ditto.
775 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
776 (struct subvar): New type.
778 * tree-dfa.c (okay_component_ref_for_subvars): New function.
780 * tree-optimize.c (init_tree_optimization_passes): Call
781 pass_create_structure_vars.
783 * tree-ssa-alias.c: Include vec.h.
784 (init_alias_info): Don't auto-clear call clobbered on struct-field
786 (compute_flow_insensitive_aliasing): Handle subvars.
787 (group_aliases): Handle STRUCT_FIELD aliases.
788 (setup_pointers_and_addressables): Ditto.
789 Don't mark variables non-addressable if they still have
791 Also mark subvars addressable when the real variable is marked
793 (add_pointed_to_var): Try to prune the pointed-to set by only
794 pointing to subvars when possible.
795 Otherwise, make sure we set addresses_needed and pt_vars to
796 properly include subvars.
797 (bitpos_of_field): New function.
798 (push_fields_onto_fieldstack): Ditto.
799 (get_or_create_used_part_for): Ditto.
800 (create_overlap_variables_for): Ditto.
801 (find_used_portions): Ditto.
802 (create_structure_vars): Ditto.
803 (pass_create_structure_vars): New structure.
805 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
806 (get_expr_operands): Handle subvars. Also try to turn
807 COMPONENT_REF accesses into must-defs now that we can accurately
809 (note_addressable): Try to only mark as addressable those subvars
810 we know a COMPONENT_REF touches.
811 (overlap_subvar): New function.
813 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
814 Handle subvar storing.
815 (vect_address_analysis): Update caller of vect_object_analysis.
817 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
819 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
820 (STMT_VINFO_SUBVARS): New macro.
822 * common.opts: add flag_tree_salias.
824 * opts.c (decode_options): flag_tree_salias defaults to on.
826 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
828 * doc/tree-ssa.texi: Document structural alias analysis.
830 2005-03-12 Steven Bosscher <stevenb@suse.de>
832 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
833 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
834 * tree-ssa-operands.c (get_expr_operands): Likewise.
835 (get_expr_operands): Likewise for ERROR_MARK.
837 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
839 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
842 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
845 * tree-ssa-pre.c (compute_avail): Remove local variable val.
846 (mark_operand_necessary): Remove local variable ver.
848 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
851 * value-prof.c (mod_subtract_transform): Remove local variable
854 * builtins.c (fold_builtin_exponent): Take decomposed
855 arguments of CALL_EXPR.
856 (fold_builtin_1): Update a call to fold_builtin_exponent.
858 * builtins.c (fold_builtin_logarithm): Take decomposed
859 arguments of CALL_EXPR.
860 (fold_builtin_1): Update a call to fold_builtin_logarithm.
862 * c-decl.c (c_init_decl_processing): Remove local variables
863 ptr_ftype_void and ptr_ftype_ptr.
865 * gimplify.c (gimplify_expr): Remove local variables r0 and
868 * reg-stack.c (move_for_stack_reg): Remove local variable
870 (compare_for_stack_reg): Remove local variable flags_user.
871 (convert_regs_1): Remove local variable deleted.
873 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
875 (combine_blocks): Remove local variables exits and new_e.
877 * tree-inline.c (expand_call_inline): Remove local variable
880 * tree-ssa-live.c (create_ssa_var_map,
881 calculate_live_on_entry): Remove local variable snn.
883 2005-03-12 Geoffrey Keating <geoffk@apple.com>
885 * c-lex.c (c_lex_with_flags): Add parameter to call to
888 2005-03-11 Per Bothner <per@bothner.com>
890 * c-tree.h (struct c_declarator): New id_loc field.
891 * c-pragma.h (c_lex_with_flags): Take position reference.
892 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
893 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
894 (c_lex): Pass dummy location to c_lex_with_flags.
895 * c-parser.c (c_lex_one_token): Set c_token's location using
896 c_lex_with_flags, instead of input_location, which might be "ahead".
897 (c_parser_direct_declarator): Set declarator's id_loc from
899 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
900 declarator's id_loc, rather than probably-imprecise input_location.
901 (build_id_declarator): Initialize c_declarator's id_loc field.
903 2005-03-11 Roger Sayle <roger@eyesopen.com>
906 * builtins.c (expand_builtin_signbit): Force the signbit's word
907 into an integer register to avoid SUBREGs of floating point modes.
909 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
911 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
912 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
913 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
914 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
916 2005-03-11 David Edelsohn <edelsohn@gnu.org>
918 PR rtl-optimization/20306
919 * expr.c (emit_move_complex): Set try_int false if mode is
920 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
921 emit_block_move if try_int is true.
923 2005-03-11 Richard Henderson <rth@redhat.com>
926 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
927 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
930 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
932 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
933 (TARGET_FIX_VR4130): New macro.
934 (TARGET_OPTIONS): Add -mfix-vr4130.
935 (ISA_HAS_MACCHI): New macro.
936 (ASM_SPEC): Add -mfix-vr4130.
937 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
938 (override_options): Handle mips_fix_vr4130_string.
939 (mips_avoid_hazards): Clear all_noreorder_p
940 if we're working around VR4130 errata and the macc alternatives
942 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
943 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
944 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
945 (MULTILIB_DEFAULTS): Remove leading "march=".
946 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
947 if no architecture option is given.
948 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
950 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
951 * doc/invoke.texi: Document -mfix-vr4130.
953 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
955 * config/mips/mips.c (override_options): Only warn about -mint64
956 deprecation if TARGET_INT64.
958 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
960 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
961 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
962 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
963 are non-specific regarding the nonnull parameter positions.
964 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
965 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
966 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
967 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
969 * builtins.def: Use the non-specific "nonnull" attibute lists.
971 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
973 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
974 single_pred_edge, single_succ, single_pred): Improve comments.
976 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
978 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
979 single_pred_edge, single_succ, single_pred): New inline functions.
980 * bb-reorder.c (rotate_loop, find_traces_1_round,
981 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
982 duplicate_computed_gotos): Use the single_succ/pred functions.
983 * cfganal.c (forwarder_block_p): Ditto.
984 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
985 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
986 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
987 merge_seq_blocks): Ditto.
988 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
989 * cfglayout.c (fixup_reorder_chain): Ditto.
990 * cfgloop.c (mark_single_exit_loops, update_latch_info,
991 canonicalize_loop_headers, verify_loop_structure): Ditto.
992 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
993 mfb_update_loops, create_preheader, force_single_succ_latches,
994 create_loop_notes): Ditto.
995 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
996 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
997 commit_one_edge_insertion, purge_dead_edges,
998 cfg_layout_can_merge_blocks_p): Ditto.
999 * except.c (sjlj_emit_function_enter): Ditto.
1000 * flow.c (init_propagate_block_info): Ditto.
1001 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1002 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1003 insert_insn_end_bb): Ditto.
1004 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1005 find_if_case_2): Ditto.
1006 * lambda-code.c (perfect_nestify): Ditto.
1007 * lcm.c (optimize_mode_switching): Ditto.
1008 * loop-doloop.c (doloop_modify): Ditto.
1009 * loop-init.c (loop_optimizer_init): Ditto.
1010 * loop-iv.c (simplify_using_initial_values): Ditto.
1011 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1012 * loop-unswitch.c (unswitch_loop): Ditto.
1013 * modulo-sched.c (generate_prolog_epilog): Ditto.
1014 * predict.c (combine_predictions_for_insn, estimate_probability,
1015 tree_estimate_probability, last_basic_block_p,
1016 estimate_bb_frequencies): Ditto.
1017 * profile.c (branch_prob): Ditto.
1018 * regrename.c (copyprop_hardreg_forward): Ditto.
1019 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1020 * tracer.c (layout_superblocks): Ditto.
1021 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1022 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1023 cleanup_control_expr_graph, disband_implicit_edges,
1024 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1025 tree_verify_flow_info, tree_make_forwarder_block,
1026 tree_forwarder_block_p, remove_forwarder_block,
1027 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1028 * tree-if-conv.c (tree_if_conversion): Ditto.
1029 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1030 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1031 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1032 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1033 copy_loop_headers): Ditto.
1034 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1035 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1036 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1037 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1038 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1039 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1040 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1041 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1042 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1043 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1044 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1045 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1046 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1047 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1048 slpeel_add_loop_guard): Ditto.
1050 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1052 PR tree-optimization/15784
1053 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1056 * stmt.c (expand_case): Don't change index_type. Convert minval
1059 PR tree-optimization/20130
1060 * fold-const.c (fold): Fold x * -1 into -x.
1062 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1064 PR rtl-optimization/20331
1065 * rtlanal.c (modified_between_p): Check its address first for MEM.
1066 (modified_in_p): Likewise.
1068 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1070 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1072 2005-03-10 Steven Bosscher <stevenb@suse.de>
1074 * expr.c (expand_expr_real_1): If possible, use a conditional
1075 move for expanding MIN_EXPR and MAX_EXPR.
1076 Use temp for moving around rtx-en.
1078 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1081 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1084 2005-03-10 Roger Sayle <roger@eyesopen.com>
1086 * builtins.c (expand_builtin_signbit): Extend to handle floating
1087 point modes wider than the largest integer type, using the
1088 operand_subword_force function to obtain the signbit's word.
1090 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1093 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1094 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1096 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1098 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1100 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1102 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1104 (perform_edge_inserts): Unconditionally call
1105 free_dominator_info.
1107 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1109 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1111 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1113 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1115 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1117 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1119 (rtl_register_value_prof_hooks,
1120 tree_value_profile_transformations,
1121 tree_register_value_prof_hooks): Likewise.
1122 * var-tracking.c (stack_adjust_offset_pre_post,
1123 variable_htab_free, variable_union, dataflow_set_different_2,
1124 count_uses, variable_was_changed, set_frame_base_location,
1125 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1126 vt_add_function_parameters): Likewise.
1127 * varasm.c (named_section_real, named_section, make_decl_rtl,
1128 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1129 const_hash_1, compare_constant, copy_constant, force_const_mem,
1130 output_constant_pool_2, output_constant_pool_1, output_constant,
1131 output_constructor, make_decl_one_only, decl_tls_model,
1132 default_no_named_section, default_elf_select_section_1,
1133 default_unique_section_1): Likewise.
1134 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1135 * vmsdbgout.c (addr_const_to_string): Likewise.
1138 * function.c (struct assign_parm_data_one): Remove last_named
1140 (assign_parm_find_data_types): Don't determine last_named.
1141 Reorder named_parm determination.
1142 (assign_parms): Only setup varargs on the last non-varadic
1145 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1147 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1148 sda base address on medium model.
1150 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1152 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1153 * cfgloop.c (flow_loop_nodes_find): Export.
1154 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1156 * cfgloopmanip.c (fix_loop_structure): New function.
1157 * predict.c (predict_loops): Clean up the loops information.
1158 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1159 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1161 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1162 (rewrite_into_loop_closed_ssa): Declaration changed.
1163 * tree-loop-linear.c (linear_transform_loops): Add argument to
1164 rewrite_into_loop_closed_ssa call.
1165 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1166 * tree-ssa-loop-im.c (move_computations): Ditto.
1167 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1168 * tree-vectorizer.c (vectorize_loops): Ditto.
1169 * tree-optimize.c: Include cfgloop.h.
1170 (execute_todo): Choose whether to call cleanup_tree_cfg or
1171 cleanup_tree_cfg_loop.
1172 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1173 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1174 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1175 cleanup_tree_cfg_loop call.
1176 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1177 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1178 work on part of cfg.
1180 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1183 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1184 with multiple alternatives.
1186 * stmt.c (parse_output_constraint): Fix a typo.
1188 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1190 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1191 assembly directive instead of deprecated "no-generics".
1193 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1195 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1196 for non-offsettable memory references to cope with outstanding reload
1198 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1199 avoid losing outstanding address reloads.
1200 ("reload_outdi", "reload_outdf"): Likewise.
1202 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1204 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1205 code. Add more cbrt transformations.
1207 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1209 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1211 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1213 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1214 NULL_TREE when a given tree is not simplified.
1215 (fold): Return the original tree when any of the functions
1216 mentioned above NULL_TREE.
1218 * fold-const.c (fold_unary, fold_binary): Take decomposed
1219 arguments, code, type, op0, and op1 in case of fold_binary.
1220 (fold): Update calls to fold_unary and fold_binary.
1222 2005-03-09 Roger Sayle <roger@eyesopen.com>
1224 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1225 a fndecl and an arglist instead of a CALL_EXPR, exp.
1227 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1229 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1231 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1233 * expr.c (expand_assignment): Remove orig_to_rtx.
1235 * fold-const.c (int_const_binop): Remove no_overflow.
1237 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1239 * loop-iv.c (get_biv_step_1): Remove lhs.
1241 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1243 * real.c (real_nan): Remove neg.
1245 * function.c (thread_prologue_and_epilogue_insns): Remove i
1248 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1251 * tree-eh.c (tree_could_trap_p): Remove idx.
1253 * tree-into-ssa.c (ann): Remove ann.
1255 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1257 * tree-sra.c (decide_block_copy): Remove inst_count.
1259 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1261 * tree-ssa-loop-im.c (lhs): Remove.
1263 * cfgbuild.c (state, STATE, SET_STATE,
1264 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1266 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1267 (find_basic_blocks): Set the state of each basic block to
1270 2005-03-08 Jeff Law <law@redhat.com>
1272 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1273 goto results in the removal of edges in the CFG, then we need
1274 to recompute dominators.
1276 2005-03-09 Ben Elliston <bje@au.ibm.com>
1278 * c-common.c (c_do_switch_warnings): Comment fix.
1280 2005-03-08 Julian Brown <julian@codesourcery.com>
1282 * Patch from 2005-03-08 reverted for causing regressions and
1283 ppc-darwin bootstrap failure.
1285 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1287 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1288 Define the real function for ppc-darwin.
1289 * c-typeck.c (convert_arguments): Check for target-specific
1290 invalid argument call to unprototyped function.
1291 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1293 * target.h (invalid_arg_for_unprototyped_fn): New field
1295 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1296 default target hook.
1297 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1300 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1302 * c-typeck.c (constructor_stack, constructor_range_stack,
1303 initializer_stack): Make them static.
1305 * cfg.c (rbi_pool): Make it static.
1307 * gimple-low.c (lower_stmt_body): Make it static.
1308 * tree-flow.h: Remove the corresponding prototype. Don't
1311 * sched-deps.c (cache_size): Make it static.
1313 * stor-layout.c (lang_adjust_rli): Make it static.
1315 2005-03-08 Julian Brown <julian@codesourcery.com>
1317 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1318 from being used for symbols with vague linkage when
1319 HAVE_GAS_COMDAT_GROUP is true.
1321 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1323 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1324 nlabel == JUMP_LABEL (jump).
1326 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1328 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1329 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1330 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1331 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1333 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1336 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1337 * c-common.c (handle_returns_twice): New function.
1338 (c_common_attribute_table): Declare eturns_twice' attribute.
1339 * doc/extend.texi: Document eturns_twice' attribute.
1340 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1341 (struct tree_decl): Add returns_twice_flag.
1343 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1345 * tree-ssa-phiopt.c: Fix a comment typo.
1347 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1348 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1349 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1352 2005-03-08 Richard Henderson <rth@redhat.com>
1354 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1355 builtin codes with ctzdi2, clzdi2, popcountdi2.
1356 (struct alpha_builtin_def): Add is_const.
1357 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1358 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1359 (alpha_init_builtins): Init them. Set nothrow and const attributes
1361 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1362 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1363 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1364 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1365 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1366 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1367 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1368 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1369 (TARGET_FOLD_BUILTIN): New.
1370 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1371 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1373 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1375 2005-03-08 Ira Rosen <irar@il.ibm.com>
1377 PR tree-optimization/20122
1378 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1379 condition of access function instead of base.
1381 2005-03-07 Jeff Law <law@redhat.com>
1382 Steven Bosscher <stevenb@suse.de>
1384 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1385 (find_taken_edge): Call find_taken_edge_computed_goto as
1386 appropriate. Allow any gimple invariant rather than just
1387 INTEGER_CST for VAL.
1388 (cleanup_control_flow): Cleanup a computed goto which has turned
1390 (tree_merge_blocks): If block B has any forced labels, move
1391 them to the start of block A.
1392 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1393 computed gotos as well.
1394 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1395 removal of unnecessary computed gotos too.
1396 (lookup_redirection_data): Fix type of INSERT argument. Callers
1399 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1401 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1402 Remove trailing spaces.
1404 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1405 unshare_all_trees): Make them static.
1406 * tree-gimple.h: Remove the corresponding prototypes.
1408 * diagnostic.h: Remove unused prototype
1409 debug_output_buffer.
1410 * modulo-sched.c: Remove unused prototype
1411 set_row_column_for_ps.
1413 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1414 replace_phi_edge_with_variable): Remove unused variable i.
1416 2005-03-07 Per Bothner <per@bothner.com>
1418 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1420 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1423 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1424 bbs on the COND_EXPR instead of the PHI_NODEs.
1425 (candidate_bb_for_phi_optimization): Remove.
1426 (replace_phi_with_stmt): Rename to ...
1427 (replace_phi_edge_with_variable): this and change so that we
1428 replace the phi argument instead of removing the PHI.
1429 (conditional_replacement): Change so we deal with PHI with more
1431 (value_replacement): Likewise.
1432 (abs_replacement): Likewise.
1434 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1436 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1437 output_e500_flip_gt_bit.
1439 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1441 (rs6000_generate_compare): Fix logic to look at the correct bits.
1442 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1444 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1445 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1446 gen_move_from_CR_gt_bit.
1448 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1449 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1450 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1452 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1453 (E500_CR_IOR_COMPARE): New constant.
1455 2005-03-08 Earl Chew <earl_chew@agilent.com>
1456 David Billinghurst <David.Billinghurst@riotinto.com>
1458 * config/i386/host-cygwin.c: New file to support precompiled
1460 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1461 * config.host: Use above files for cygwin host.
1463 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1465 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1466 ordering ops from earlier change.
1468 2005-03-07 Per Bothner <per@bothner.com>
1470 Various fixes to allow us to again build if --enable-mapped-location:
1471 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1472 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1473 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1474 local variable loc. Change logic appropriately.
1475 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1476 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1477 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1478 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1479 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1481 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1483 PR rtl-optimization/19683
1484 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1485 number of bytes, to smallest_int_for_mode. Fix arguments to
1486 REG_CANNOT_CHANGE_MODE_P.
1488 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1490 * reorg.c (relax_delay_slots): Check that the jump is
1491 conditional before trying to invert it.
1493 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1495 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1498 * calls (stack_arg_under_construction): Make it static.
1500 * flow.c (regs_live_at_setjmp): Make it static.
1501 * flow.h: Remove the corresponding prototype.
1503 * reload1.c (reload_startobj, reload_firstobj,
1504 something_needs_operands_changed, reload_inherited,
1505 reload_inheritance_insn, reload_override_in,
1506 reload_spill_index): Make them static.
1508 * recog.c (verify_changes): Make it static.
1509 * recog.h: Remove the corresponding prototype.
1511 * cfgbuild.c (find_sub_basic_blocks): Remove.
1512 * basic-block.h: Remove the corresponding prototype.
1513 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1515 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1517 * tree-ssa-operands.c (check_build_stmt): Remove.
1519 * stor-layout.c (set_alignment): Remove.
1520 * tree.h: Remove the corresponding prototype.
1522 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1524 * tree-ssa-dce.c (control_dependence_map,
1525 visited_control_parents): Make them static.
1527 * cfghooks.c (verify_flow_info): Remove local variable
1530 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1533 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1535 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1537 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1539 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1541 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1542 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1543 PARALLEL for an empty structure.
1545 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1547 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1549 * fold-const.c (fold_binary): Unroll the very first "for"
1552 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1554 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1555 redundant match_code test.
1556 (scc_comparison_operator): Swap match_operand and match_code
1558 (branch_positive_comparison_operator): Same.
1559 (trap_comparison_operator): Use comparison_operator and swap with
1562 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1565 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1566 (out_movhi_r_mr): Read low byte of volatile MEM first.
1567 (out_movhi_mr_r): Write high byte of volatile MEM first.
1569 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1571 * cselib.c (reg_values, reg_values_size): Make them static.
1573 * cse.c (cse_reg_info_table): Make it static.
1575 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1577 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1579 * cse.c (find_best_addr): Use canon_for_address.
1581 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1583 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1584 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1585 SUBREG and MEM, respectively.
1587 * fold-const.c (fold_binary): Use code instead of t.
1589 * fold-const.c (optimize_minmax_comparison): Take decomposed
1590 arguments code, type, op0, and op1 instead of t.
1591 (fold_binary): Update a call to optimize_minmax_comparison.
1593 * fold-const.c (fold_range_test): Take decomposed arguments
1594 code, type, op0, and op1 instead of t.
1595 (fold_binary): Update a call to fold_range_test.
1597 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1598 decomposed arguments code, type, op0, and op1 instead of t.
1599 (fold_binary): Update a call to fold_range_test.
1601 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1603 * fold-const.c (fold_binary): Avoid directly using the original
1604 expression t as much as possible.
1606 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1608 * c-semantics.c (build_stmt): Use TYPE_P instead of
1609 IS_NON_TYPE_CODE_CLASS.
1610 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1611 (NON_TYPE_CHECK): Use TYPE_P instead of
1612 IS_NON_TYPE_CODE_CLASS.
1614 * fold-const.c (fold): Remove handling of binary expressions.
1616 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1618 * doc/c-tree.texi: Wrap comments in @r{}.
1619 * doc/cpp.texi: Likewise.
1620 * doc/cppinternals.texi: Likewise.
1621 * doc/extend.texi: Likewise.
1622 * doc/md.texi: Likewise.
1623 * doc/objc.texi: Likewise.
1624 * doc/sourcebuild.texi: Likewise.
1625 * doc/tm.texi: Likewise.
1628 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1630 * predict.c (apply_return_prediction): Standardize PHI chain
1632 * tree-ssa.c (ssa_redirect_edge): Likewise.
1634 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1635 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1638 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1639 * tree-flow.h: Adjust the prototype for remove_phi_node.
1640 * lambda-code.c (perfect_nestify): Adjust a call to
1643 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1644 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1646 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1647 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1648 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1649 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1651 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1652 of GEN_INT (trunc_int_for_mode (...)).
1653 * loop-iv.c (iv_number_of_iterations): Likewise.
1654 * postreload.c (reload_cse_move2add): Likewise.
1655 * simplify-rtx.c (simplify_const_unary_operation,
1656 simplify_const_binary_operation): Likewise.
1657 * stor-layout.c (get_mode_bounds): Likewise.
1659 * fold-const.c (fold_binary): New.
1660 (fold): Call fold_binary on binary expressions.
1662 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1664 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1665 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1666 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1667 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1668 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1670 2005-03-04 Devang Patel <dpatel@apple.com>
1672 PR tree-optimization/18815
1673 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1674 loops with zero exit edges.
1676 2005-03-04 Devang Patel <dpatel@apple.com>
1678 * doc/invoke.texi: Remove reference to webpage that does not exist.
1680 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1681 Joseph S. Myers <joseph@codesourcery.com>
1684 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1685 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1686 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1687 * pa.c (get_plabel): Change argument to symbol_ref. Call
1688 maybe_get_identifier instead of get_identifier.
1689 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1690 (struct deferred_plabel): Replace name field with symbol field.
1691 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1692 ASM_OUTPUT_EXTERNAL_REAL is defined.
1693 (output_global_address): Use output_addr_const for output of all
1695 (output_deferred_plabels): Use symbol_ref instead of name for address
1697 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1698 ASM_OUTPUT_SYMBOL_REF): New macros.
1699 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1701 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1704 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1706 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1707 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1709 2005-03-04 Jeff Law <law@redhat.com>
1711 * basic-block.h (rediscover_loops_after_threading): Declare.
1712 * tree-ssa-dom.c: Include cfgloop.h.
1713 (tree_ssa_dominator_optimize): Discover loops and some basic
1714 properties. Remove forwarder blocks recreated by loop header
1715 canonicalization. Also mark backedges in the CFG.
1716 * tree-ssa-threadupdate.c: Include cfgloop.h
1717 (rediscover_loops_after_threading): Define.
1718 (struct local_info): New field, JUMP_THREADED.
1719 (prune_undesirable_thread_requests): New function.
1720 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1721 then record that fact for the callers of redirct_edges.
1722 (thread_block): If BB has incoming backedges, then call
1723 prune_undesirable_thraed_requests. Note when we are
1724 going to have to rediscover loop information. Return a
1725 boolean indicating if any jumps were threaded.
1726 (thread_through_all_blocks): Bubble up boolean indicating
1727 if any jumps were threaded.
1728 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1729 (tree-ssa-threadupdate.o): Similarly.
1731 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1733 * fold-const.c (fold_ternary): Unroll the "for" loop to
1736 2005-03-04 Andrew Haley <aph@redhat.com>
1738 * unwind-dw2-fde-glibc.c (struct
1739 unw_eh_callback_data.check_cache): New field.
1740 (frame_hdr_cache): New.
1741 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1742 Cache frame header info.
1744 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1746 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1747 (print_c_condition): Declare.
1748 * read-rtl.c (ptr_loc): New structure.
1749 (ptr_locs, ptr_loc_obstack, joined_conditions)
1750 (joined_conditions_obstack): New variables.
1751 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1752 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1753 (join_c_conditions, print_c_condition): New functions.
1754 (apply_macro_to_string): Associate the new string with the same
1755 source location as the old one.
1756 (add_condition_to_string): Use join_c_conditions.
1757 (read_string): Use set_rtx_ptr_loc to record a filename and line
1758 number for the string.
1759 (read_rtx): Initialize the new variables above.
1760 * genattrtab.c (write_test_expr, write_attr_value): Use
1762 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1763 comment above the GCC_VERSION check.
1764 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1765 Inline the definition of MAYBE_EVAL.
1766 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1767 * genoutput.c (process_template): Likewise.
1768 * genpreds.c (write_predicate_subfunction): Likewise.
1769 (write_predicate_expr): Use print_c_condition.
1770 * genrecog.c (write_cond): Likewise.
1771 * gensupport.c (process_rtx): Use join_c_conditions to join the
1772 conditions of a define_insn_and_split. Record a source location
1773 for the string after the "&&".
1774 (alter_test_for_insn): Use join_c_conditions.
1776 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1779 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1780 PR tree-optimization/15784
1781 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1784 2005-03-04 Ben Elliston <bje@au.ibm.com>
1786 * gcc.c (option_map): Add --coverage.
1787 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1788 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1789 * config/darwin.h: Pass -lgcov for `coverage'.
1790 * doc/invoke.texi (Debugging Options): Document --coverage.
1792 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1794 * gcse.c (bypass_block): Use find_edge wherever possible.
1796 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1800 * c-opts.c (c_common_parse_file): Call start_source_file
1801 and end_source_file at the approriate times.
1803 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1804 the main file, it will be done for us now.
1806 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1808 * fold-const.c (fold_ternary): New.
1809 (fold): Call fold_ternary on ternary expressions. Remove
1810 handling of ternary expressions.
1812 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1814 PR tree-optimization/15784
1815 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1818 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1820 * config/rs6000/predicates.md (branch_comparison_operator):
1821 Convert from C block to conditional format.
1823 2005-03-03 Jan Hubicka <jh@suse.cz>
1825 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1826 and non-constant public variables.
1828 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1830 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1833 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1836 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1837 calls to release_ssa_name and release_phi_node.
1839 * fold-const.c (fold): Remove handling of unary expressions.
1841 * fold-const.c (fold_unary): Avoid directly using the original
1842 expression t as much as possible.
1844 2005-03-03 Roger Sayle <roger@eyesopen.com>
1845 Andrew Pinski <pinskia@physics.uc.edu>
1847 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1848 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1850 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1852 Describe special registers SRP and MOF as allocatable registers.
1853 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1854 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1855 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1856 TARGET_HAS_MUL_INSNS.
1857 (cris_print_operand) <case 'd'>: New case.
1858 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1859 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1861 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1862 (REG_ALLOC_ORDER): Update for MOF.
1863 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1865 (GENERAL_REGS): No longer a define of ALL_REGS.
1866 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1867 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1869 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1870 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1871 (SECONDARY_RELOAD_CLASS): Define.
1872 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1873 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1874 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1875 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1876 (REGISTER_MOVE_COST): Define.
1877 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1878 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1879 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1880 (CRIS_MOF_REGNUM): New define_constants.
1881 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1883 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1885 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1886 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1887 Adjust for MOF being properly described as a register.
1888 (indir_to_reg_split): Name this split. Conditionalize on the
1889 destination register being a general register.
1890 (movei): Conditionalize on on operands 0 and 1 having the same
1893 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1896 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1897 -mcpu to override any other explicitly given flags.
1899 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1901 * recog.c (verify_changes, confirm_change_group): New functions,
1902 broken out of apply_change_group.
1903 (apply_change_group): Use them.
1904 * recog.h (verify_change, confirm_change_group): Declare.
1905 * rtl.h (redirect_jump_2): Declare.
1906 * jump.c (redirect_exp, invert_exp): Delete.
1907 (invert_exp_1): Take second parameter. Return value. Changed caller.
1908 (redirect_jump_2): New function, broken out of redirect_jump.
1909 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1910 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1911 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1913 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1915 * varasm.c (named_section): Use xstrdup rather than doing it by
1918 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1920 2005-03-02 Devang Patel <dpatel@apple.com>
1922 Undo PR tree-optimization/18815 fix.
1924 2005-03-02 Devang Patel <dpatel@apple.com>
1926 PR tree-optimization/18815
1927 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1928 loops with zero exit edges.
1930 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1932 * cfg.c (connect_src, connect_dest, disconnect_src,
1933 disconnct_dest): New.
1934 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1935 redirect_edge_pred): Use the new functions.
1937 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1938 free_dominance_info only when needed.
1940 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1943 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1944 (reg_or_sub_cint64_operand): Same.
1946 2005-03-02 Jeff Law <law@redhat.com>
1948 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1949 CFG_ALTERED in the main DOM iteration loop.
1951 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1954 * varasm.c (initializer_constant_valid_p): Allow conversions
1955 between OFFSET_TYPEs. Tidy.
1957 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1959 * config/cris/cris.md ("return"): Remove epilogue delay list
1962 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1964 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1966 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1968 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1970 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1971 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1972 config/m68k/m68k.c, config/mips/mips.h,
1973 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1974 doc/include/gcc-common.texi: Update copyright.
1976 PR middle-end/18029 and PR middle-end/18030
1977 * expr.c (optimize_bitfield_assignment_op): Add a special case
1978 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1980 * fold-const.c (fold_unary): New.
1981 (fold): Call fold_unary on unary expressions.
1983 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1985 * cgraph.h (struct cgraph_edge): Add prev_caller and
1987 (cgraph_node_remove_callees): Export.
1988 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1990 (cgraph_edge_remove_callee): New function.
1991 (cgraph_edge_remove_caller): Likewise.
1992 (cgraph_remove_edge): Use.
1993 (cgraph_redirect_edge_callee): Likewise.
1994 (cgraph_node_remove_callees): New function.
1995 (cgraph_node_remove_callers): Likewise.
1996 (cgraph_remove_node): Use.
1997 * tree-optimize.c (tree_rest_of_compilation): Use
1998 cgraph_node_remove_callees instead of manual loop.
1999 * cgraphunit.c (cgraph_finalize_function): Likewise.
2000 (cgraph_expand_function): Likewise.
2001 (cgraph_remove_unreachable_nodes): Likewise.
2003 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2006 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2008 * c-decl.c (undeclared_variable): Take location as argument.
2009 * c-typeck.c (build_external_ref): Likewise.
2010 * c-parser.c (c_parser_postfix_expression): Pass location of
2011 identifier to build_external_ref.
2013 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2015 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2016 CCEQ mode for branch_positive_comparison_operator test.
2017 * config/rs6000/predicates (branch_comparison_operator): Revert to
2019 (scc_comparison_operator): Same.
2020 (branch_positive_comparison_operator): Same.
2022 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2024 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2025 (cris_delay_slots_for_epilogue): Remove.
2026 (save_last): Move into cris_target_asm_function_epilogue.
2027 (cris_target_asm_function_epilogue): Remove tests for file being
2029 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2030 (cris_delay_slots_for_epilogue): Remove prototypes.
2031 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2032 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2034 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2036 * config/rs6000/predicates.md (branch_comparison_operator): Change
2037 to define_special_predicate.
2038 (scc_comparison_operator): Same.
2039 (branch_positive_comparison_operator): Same.
2041 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2043 * Makefile.in (tree-ssa-sink.o): New.
2044 (OBJS-common): Add tree-ssa-sink.o.
2045 * common.opt: Add -ftree-sink
2046 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2047 * timevar.def (TV_TREE_SINK): new timevar.
2048 * tree-flow.h (is_hidden_global_store): Prototype.
2049 * tree-optimize.c (init_tree_optimization_passes): Add
2051 * tree-pass.h (pass_sink_code): New.
2052 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2053 for non-obvious global store store to is_hidden_global_store, and
2054 call that new function.
2055 * tree-ssa-sink.c: New file.
2056 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2057 * doc/passes.texi: Document forward store motion.
2058 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2059 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2060 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2061 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2063 2005-03-01 Per Bothner <per@bothner.com>
2065 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2066 and we have a non-zero column-number, add it to the message.
2067 Also factor out the diagnostic_kind_text.
2069 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2071 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2072 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2073 flow_loop_scan): Removed.
2074 (flow_loop_dump): Do not dump removed fields.
2075 (flow_loop_free): Do not free removed fields.
2076 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2077 (loop_exit_edge_p): New function.
2078 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2079 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2080 num_exits, exits_doms.
2081 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2082 LOOP_EDGES, LOOP_ALL): Removed.
2083 (flow_loop_scan): Declaration removed.
2084 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2085 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2087 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2088 (if_convert): Call flow_loops_find and flow_loops_free
2089 when calling mark_loop_exit_edges.
2090 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2091 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2092 free_dominance_info calls.
2093 * loop-init.c (flow_loops_find): Ditto.
2094 * passes.c (rest_of_handle_branch_prob): Ditto.
2095 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2096 * loop-unroll.c (analyze_insns_in_loop): Do not use
2098 * predict.c (predict_loops): Do not call flow_loop_scan.
2099 Use get_loop_exit_edges.
2100 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2101 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2102 Do not use EDGE_LOOP_EXIT.
2103 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2104 to bb_with_exit_edge_p.
2105 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2106 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2107 to bb_with_exit_edge_p.
2108 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2110 * tree-loop-linear.c (linear_transform_loops): Do not call
2111 flow_loop_scan. Use loop->single_exit.
2112 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2113 (vect_analyze_loop_form): Do not call flow_loop_scan.
2114 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2116 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2118 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2119 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2120 slpeel_tree_duplicate_loop_to_edge_cfg,
2121 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2122 Use loop_preheader_edge and loop->single_exit. Do not call
2125 2005-03-01 Nick Clifton <nickc@redhat.com>
2127 * config/arm/arm.c (thumb_find_work_register): Check all of the
2128 argument registers to see if they are free, and a couple of
2129 special cases where the last argument register but can be proved
2130 to be available during the function's prologue.
2131 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2132 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2133 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2135 (thumb_compute_save_reg_mask): Likewise. Also use
2136 thumb_find_work_register() to ensure that there is agreement about
2137 which work register is going to be used in the prologue.
2138 (thumb_output_function_prologue): Use unsigned long as the type
2139 for the register bit-mask. Also delay pushing the link register if
2140 other high registers are going to be pushed.
2141 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2142 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2143 redundant prototypes.
2145 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2148 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2149 and after reload in REG+REG indexed addresses without REG_POINTER
2150 set in the base and not set in the index.
2152 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2154 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2155 Don't undefine here.
2156 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2157 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2158 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2159 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2160 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2162 * config.gcc (sh*-*-linux*): Use config/linux.h.
2164 2005-02-28 Dale Johannesen <dalej@apple.com>
2165 Stan Shebs <shebs@apple.com>
2167 Rewrite of 64-bit Darwin structure-by-value pass/return.
2168 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2169 intoffset, use_stack, named.
2170 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2171 (rs6000_darwin64_record_arg_advance_flush): New.
2172 (rs6000_darwin64_record_arg_advance_recurse): New.
2173 (rs6000_darwin64_record_arg_flush): New.
2174 (rs6000_darwin64_record_arg_recurse): New.
2175 (rs6000_darwin64_record_arg): New.
2176 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2177 (function_arg_boundary): Handle 128-bit aligned structs.
2178 (function_arg_advance): Rewrite darwin64 struct handling.
2179 (function_arg): Call rs6000_darwin64_record_arg.
2180 (function_arg_partial_nregs): Handle darwin64 structs.
2181 (rs6000_darwin64_function_value): Remove.
2182 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2184 2005-02-28 Roger Sayle <roger@eyesopen.com>
2186 PR tree-optimization/20216
2187 * tree-chrec.c (tree_fold_factorial): Delete.
2188 (tree_fold_binomial): Change argument list to take a return type
2189 and change the type of K to unsigned int. Rewrite to avoid explicit
2190 evaluation of factorials, and (recursively) calling fold to perform
2191 compile-time arithmetic. Return NULL on (internal) overflow.
2192 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2193 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2194 if any intermediate calculation overflows.
2195 (chrec_apply): Update call to chrec_evaluate.
2197 2005-02-28 James E Wilson <wilson@specifixinc.com>
2199 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2201 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2204 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2205 instead of NULL_TREE on error.
2207 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2209 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2210 (EASY_VECTOR_15_ADD_SELF): Remove.
2211 (num_insns_constant_wide): Not static.
2212 (validate_condition_mode): Not static.
2213 (toc_relative_expr_p): Not static.
2214 (legitimate_indirect_address_p): Not static.
2215 (macho_lo_sum_memory_operand): Not static.
2216 (invalid_e500_subreg): Not static.
2217 (easy_vector_same): Not static.
2218 (easy_vector_splat_const): Not static.
2219 (RS6000_SYMBOL_REF_TLS_P): Remove.
2220 (any_operand): Delete.
2221 (any_parallel_operand): Delete.
2222 (count_register_operand): Delete.
2223 (altivec_register_operand): Delete.
2224 (xer_operand): Delete.
2225 (s8bit_cint_operand): Delete.
2226 (short_cint_operand): Delete.
2227 (u_short_cint_operand): Delete.
2228 (non_short_cint_operand): Delete.
2229 (exact_log2_cint_operand): Delete.
2230 (gpc_reg_operand): Delete.
2231 (cc_reg_operand): Delete.
2232 (cc_reg_not_cr0_operand): Delete.
2233 (reg_or_short_operand): Delete.
2234 (reg_or_neg_short_operand): Delete.
2235 (reg_or_aligned_short_operand): Delete.
2236 (reg_or_u_short_operand): Delete.
2237 (reg_or_cint_operand): Delete.
2238 (reg_or_arith_cint_operand): Delete.
2239 (reg_or_add_cint64_operand): Delete.
2240 (reg_or_sub_cint64_operand): Delete.
2241 (reg_or_logical_cint_operand): Delete.
2242 (got_operand): Delete.
2243 (got_no_const_operand): Delete.
2244 (easy_fp_constant): Delete.
2245 (easy_vector_constant): Delete.
2246 (easy_vector_constant_add_self): Delete.
2247 (zero_constant): Delete.
2248 (zero_fp_constant): Delete.
2249 (volatile_mem_operand): Delete.
2250 (offsettable_mem_operand): Delete.
2251 (mem_or_easy_const_operand): Delete.
2252 (add_operand): Delete.
2253 (non_add_cint_operand): Delete.
2254 (logical_operand): Delete.
2255 (non_logical_cint_operand): Delete.
2256 (mask_operand): Delete.
2257 (mask_operand_wrap): Delete.
2258 (mask64_operand): Delete.
2259 (mask64_2_operand): Delete.
2260 (and64_operand): Delete.
2261 (and64_2_operand): Delete.
2262 (and_operand): Delete.
2263 (reg_or_mem_operand): Delete.
2264 (lwa_operand): Delete.
2265 (symbol_ref_operand): Delete.
2266 (call_operand): Delete.
2267 (current_file_function_operand): Delete.
2268 (input_operand): Delete.
2269 (rs6000_nonimmediate_operand): Delete.
2270 (rs6000_tls_symbol_ref): Delete.
2271 (save_world_operation): Delete.
2272 (restore_world_operation): Delete.
2273 (load_multiple_operation): Delete.
2274 (store_multiple_operation): Delete.
2275 (vrsave_operation): Delete.
2276 (mfcr_operation): Delete.
2277 (mtcrf_operation): Delete.
2278 (lmw_operation): Delete.
2279 (stmw_operation): Delete.
2280 (branch_comparison_operator): Delete.
2281 (branch_positive_comparison_operator): Delete.
2282 (scc_comparison_operator): Delete.
2283 (trap_comparison_operator): Delete.
2284 (boolean_operator): Delete.
2285 (boolean_or_operator): Delete.
2286 (min_max_operator): Delete.
2287 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2288 (EASY_VECTOR_15): Moved to here.
2289 (EASY_VECTOR_15_ADD_SELF): Move to here.
2290 (PREDICATE_CODES): Delete.
2291 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2292 Declare functions no longer static.
2293 * config/rs6000/predicates.md: New.
2294 * config/rs6000/rs6000.md: Include predicates.md
2296 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2298 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2299 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2301 * cfgrtl.c (need_fake_edge_p): Likewise.
2302 * combine.c (distribute_notes): Likewise.
2303 * emit-rtl.c (try_split): Likewise.
2304 * recog.c (peephole2_opimize): Likewise.
2305 * reg-notes.def (ALWAYS_RETURN): Remove.
2306 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2307 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2308 * tree.h (ECF_ALWAYS_RETURN): Remove.
2310 2005-02-28 Roger Sayle <roger@eyesopen.com>
2313 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2314 between different machine modes is never a "useless" conversion.
2316 2005-02-28 Geert Bosch <bosch@gnat.com>
2319 * doc/contrib.texi: List contributors for Ada front end
2321 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2323 * simplify-rtx.c (simplify_unary_operation_1,
2324 simplify_const_unary_operation): New, extracted from...
2325 (simplify_unary_operation): ... this one.
2326 (simplify_binary_operation_1,
2327 simplify_const_binary_operation): New, extracted from...
2328 (simplify_binary_operation): ... this one.
2329 * rtl.h (simplify_const_unary_operation,
2330 simplify_const_binary_operation): Add prototypes.
2332 2005-02-28 Julian Brown <julian@codesourcery.com>
2334 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2335 building libjava and caused PR regression/20228.
2337 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2340 * Makefile.in (host_subdir): New.
2341 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2342 * configure: Regenerate.
2344 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2346 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2347 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2348 installation directory first.
2350 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2353 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2354 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2355 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2356 * config/cris/cris.md: Tweak comments referring to Q.
2357 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2358 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2359 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2360 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2361 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2362 Insert spaces in constraints to align alternatives vertically for
2364 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2367 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2369 PR rtl-optimization/17728
2370 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2371 operand 0 from general_operand to move_dest_operand.
2373 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2375 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2376 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2377 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2378 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2380 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2382 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2383 * configure: Regenerate.
2384 * libada-mk.in: Remove CC; rename
2385 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2387 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2390 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2391 for the lhs, also walk over the tree. Likewise for rhs.
2393 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2395 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2396 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2397 Do not propagate value of iv before increment over the increment.
2399 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2401 * c-parser.c: New file.
2402 * c-parse.in: Remove.
2403 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2405 (c-parser.o): Add dependencies.
2406 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2407 maintainer-clean, TAGS): Update.
2408 * c-config-lang.in (gtfiles): Update.
2409 * gengtype-lex.l: Don't handle "@@".
2410 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2411 objc_build_synchronized, objc_begin_try_stmt,
2412 objc_begin_catch_clause, objc_finish_catch_clause,
2413 objc_build_finally_clause, objc_finish_try_stmt): New.
2414 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2416 (c_parse_init): Update comment.
2417 * c-decl.c (c_init_decl_processing): Update comment.
2418 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2419 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2420 new c_declspecs members.
2422 2005-02-25 Julian Brown <julian@codesourcery.com>
2424 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2425 from being used for symbols with vague linkage when
2426 HAVE_GAS_COMDAT_GROUP is true.
2428 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2430 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2432 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2435 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2436 (LIBGCC2_HAS_DF_MODE): New.
2437 (LIBGCC2_HAS_XF_MODE): New.
2438 (LIBGCC2_HAS_TF_MODE): New.
2439 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2440 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2441 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2442 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2443 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2444 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2445 and add _fixtfdi, _fixunstfdi, _floatditf
2446 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2447 L_fixunstfdi, L_floatditf.
2448 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2449 (LIBGCC2_HAS_TF_MODE): Define.
2451 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2453 PR tree-optimization/20204
2454 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2455 REWRITE_THIS_STMT markers on PHI nodes.
2456 (rewrite_initialize_block): Likewise.
2458 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2460 * version.c (version_string): Update to 4.1.
2462 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2464 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2465 Clarify that the alternative way doesn't work in GNU C++.
2467 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2469 PR tree-optimization/19937
2470 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2471 to the type of the induction variable.
2473 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2475 PR rtl-optimization/20117
2476 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2477 the block including noncopyable insn.
2479 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2481 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2482 calls to find_reg_note.
2484 2005-02-24 Richard Henderson <rth@redhat.com>
2487 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2490 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2492 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2493 vector types if to use base reg for misaligned non-word ld/std.
2495 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2498 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2499 dwarf2 label manually and put it after, not before the prologue.
2501 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2504 * reload.c (operands_match_p): Only increment register number for
2505 SCALAR_INT_MODE_P modes in multiple hard registers.
2507 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2510 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2512 * ChangeLog.5: Fix log message typo(s).
2513 * ChangeLog.7: Likewise.
2514 * ChangeLog.tree-ssa: Likewise.
2515 * cfgexpand.c: Fix comment typo(s).
2516 * conflict.c: Likewise.
2517 * defaults.h: Likewise.
2518 * dwarf2out.c: Likewise.
2520 * ggc-page.c: Likewise.
2521 * tree-eh.c: Likewise.
2522 * tree-ssa-dom.c: Likewise.
2524 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2527 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2528 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2529 if SHARED is defined.
2532 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2533 allow splitting only if operands 0 and 3 don't overlap.
2535 2005-02-24 Richard Henderson <rth@redhat.com>
2538 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2539 (fold_builtin_1): Call them.
2540 * fold-const.c (fold_complex_mult_parts): Split out from ...
2541 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2542 (fold_complex_div_parts, fold_complex_div): New.
2544 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2546 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2548 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2549 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2551 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2552 (print_node): Likewise.
2553 Print TYPE_SIZES_GIMPLIFIED.
2555 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2557 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2558 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2559 operands as commutative in constraints.
2561 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2563 * tree-into-ssa.c: Re-organize internal functions.
2565 2005-02-24 Richard Henderson <rth@redhat.com>
2568 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2570 * common.opt (fcx-limited-range): New.
2571 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2572 * toplev.c (flag_complex_method): Initialize to 1.
2573 (process_options): Set flag_complex_method to 0 if
2574 flag_cx_limited_range.
2575 * doc/invoke.texi (-fcx-limited-range): New.
2577 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2579 * cse.c (delete_trivially_dead_insns): Speed up by using
2580 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2583 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2585 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2586 functions when -mid-shared-library is being used.
2588 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2590 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2591 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2592 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2593 * system.h: Poison LINK_LIBGCC_SPECIAL.
2595 2005-02-23 James E Wilson <wilson@specifixinc.com>
2597 * gengtype.c (note_insn_name): Make 1 element larger.
2599 2005-02-23 Roger Sayle <roger@eyesopen.com>
2602 PR rtl-optimization/20097
2603 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2604 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2606 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2608 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2609 * t-aix52 (SHLIB_INSTALL): Same.
2611 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2613 * genpreds.c: Update copyright.
2615 2005-02-23 Michael Beach <michaelb@ieee.org>
2618 * config/sparc/t-elf (startup files): Assemble with CPP.
2620 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2622 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2623 (write_predicate_expr): Likewise.
2625 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2627 PR tree-optimization/20100
2628 PR tree-optimization/20115
2629 * tree-optimize.c (init_tree_optimization_passes): Remove
2630 pass_maybe_create_global_var.
2631 * tree-pass.h (pass_maybe_create_global_var): Remove.
2632 * tree-ssa-alias.c (aliases_computed_p): Declare.
2633 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2634 (count_calls_and_maybe_create_global_var): Remove.
2635 (pass_maybe_create_global_var): Remove.
2636 (init_alias_info): Do not declare aliases_computed_p.
2637 (maybe_create_global_var): If the function contains no
2638 call-clobbered variables and a mix of pure/const and regular
2639 function calls, create .GLOBAL_VAR.
2640 Mark all call-clobbered variables for renaming.
2641 (merge_pointed_to_info): Update comment.
2642 (add_pointed_to_var): Likewise.
2643 (is_escape_site): Likewise.
2644 Accept struct alias_info * instead of size_t *.
2646 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2648 * tree-ssa-operands.c (get_call_expr_operands): If
2649 ALIASES_COMPUTED_P is false, do not add call-clobbering
2651 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2652 (delete_tree_ssa): Likewise.
2654 2005-02-22 James E Wilson <wilson@specifixinc.com>
2656 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2657 (do_compile): Do call it here.
2659 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2661 PR rtl-optimization/20017.
2662 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2663 rest_of_handle_cse2, rest_of_handle_gcse): Call
2664 delete_dead_jumptables immediately before calling cleanup_cfg.
2666 2005-02-22 Devang Patel <dpatel@apple.com>
2669 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2672 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2674 * config/rs6000/aix.h (WINT_TYPE): Define.
2676 2005-02-22 Stan Shebs <shebs@apple.com>
2678 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2679 natural alignment for 64-bit Darwin.
2680 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2682 * doc/invoke.texi: Document this.
2684 2005-02-22 DJ Delorie <dj@redhat.com>
2686 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2687 to make_[un]signed_type, not the mode itself.
2689 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2691 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2692 not available. Use tail calls wherever possible.
2693 (make_edge): Call unchecked_make_edge to create an edge.
2695 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2696 (coalesce_ssa_name): Don't check for
2697 SSANORM_USE_COALESCE_LIST.
2698 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2700 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2702 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2703 (rewrite_into_ssa): ... here.
2705 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2707 PR tree-optimization/19786
2708 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2709 tag to another's may-alias bitmap when adding to the other's list.
2711 2005-02-21 DJ Delorie <dj@redhat.com>
2713 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2714 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2715 registers in unsupported ways.
2716 * expmed.c (init_expmed): Likewise.
2718 2005-02-21 Stan Cox <scox@redhat.com>
2720 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2722 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2724 * tree-cfg.c (fold_cond_expr_cond): New.
2725 (make_edges): Call fold_cond_expr_cond.
2726 (find_taken_edge): Accept nothing but INTEGER_CST.
2727 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2729 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2731 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2732 that do not belong to any basic block.
2734 2005-02-21 Jeff Law <law@redhat.com>
2736 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2739 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2741 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2742 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2743 Adjust their definitions.
2744 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2745 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2747 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2748 genautomata.c, langhooks.c, langhooks.h, system.h,
2749 config/arm/lib1funcs.asm: Update copyright.
2751 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2753 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2755 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2758 * doc/install.texi: Document --with-gc.
2760 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2762 * simplify-rtx.c (simplify_unary_operation): Add a missing
2765 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2767 PR tree-optimization/18663
2768 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2769 if the type has variable bounds.
2771 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2773 * gcse.c: Remove an obsolete comment.
2775 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2777 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2779 * doc/extend.texi (Function Attributes) <Attribute const>: The
2780 attribute "pure" is below this text, not above.
2782 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2784 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2785 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2786 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2788 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2791 * langhooks.h (struct lang_hooks): Add to_target_charset.
2792 * langhooks.c (lhd_to_target_charset): New function.
2793 * langhooks-def.h: Declare lhd_to_target_charset.
2794 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2795 (LANG_HOOKS_INITIALIZER): Update.
2796 * c-common.c (c_common_to_target_charset): New function.
2797 * c-common.h: Declare it.
2798 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2799 c_common_to_target_charset.
2801 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2802 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2804 * system.h: Poison them.
2805 * doc/tm.texi: Don't discuss them.
2806 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2807 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2808 (pp_c_char): Do not attempt to generate letter escapes for
2810 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2811 * config/mips/mips.c (mips_output_ascii): Likewise.
2813 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2815 PR tree-optimization/19951
2816 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2819 2005-02-19 Steven Bosscher <stevenb@suse.de>
2822 * function.h (struct function): New field `max_loop_depth'.
2823 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2824 (flow_loops_find): Reset the max loop depth count before finding loops.
2825 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2826 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2827 (calculate_global_regs_live): Make sure the loop will terminate
2828 when the initial sets are not empty.
2830 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2832 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2834 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2836 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2839 * doc/invoke.texi: Remove documentation of %M spec.
2841 (init_spec): Remove %M suffix from -lgcc_s.
2842 (do_spec_1): Remove 'M' case.
2843 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2844 to put shared libraries in the multilib directory. Remove the
2845 shlib_so_soname substitution variable. Don't add a multilib encoding
2846 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2847 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2848 SHLIB_INSTALL as well as SHLIB_LINK.
2849 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2850 (SHLIB_NAME): Delete.
2851 (SHLIB_DIR): New macro.
2852 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2853 (SHLIB_INSTALL): Adjust accordingly.
2854 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2855 * config/t-slibgcc-sld: Likewise.
2856 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2857 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2858 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2860 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2861 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2862 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2863 Use @shlib_base_name@ instead of @shlib_so_name@.
2864 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2865 and @shlib_base_name@.so in @multilib_dir@.
2866 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2867 to the install path.
2868 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2869 (SHLIB_LINK): Remove previous workaround.
2870 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2871 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2872 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2874 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2875 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2876 (SHLIB_INSTALL): Adjust accordingly.
2877 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2878 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2879 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2880 config/t-slibgcc-elf-ver.
2882 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2883 Jakub Jelinek <jakub@redhat.com>
2885 PR tree-optimization/19828
2886 * tree-ssa-loop-im.c: Add a TODO comment.
2887 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2888 without side-effects.
2890 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2892 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2895 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2897 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2898 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2899 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2901 (ia64_reorg): Delete fixup_errata call.
2902 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2903 (TARGET_SWITCHES): Delete -mb-step entry.
2905 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2908 * c-typeck.c (composite_type): Handle quals in transparent unions.
2909 (type_lists_compatible_p): Likewise.
2911 2005-02-18 Stan Shebs <shebs@apple.com>
2913 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2914 expressions in the .literal8 section.
2916 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2918 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2920 2005-02-18 Roger Sayle <roger@eyesopen.com>
2922 * fold-const.c (constant_boolean_node): Always create values of the
2923 specified type, don't bother calling truthvalue_conversion.
2925 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2927 * except.c (output_function_exception_table): Call
2928 assemble_external_libcall (eh_personality_libfunc).
2930 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2933 * config/ia64/ia64.h (struct machine_function): Add state_num.
2934 * config/ia64/ia64.c (process_epilogue,
2935 process_for_unwind_directive): Use new unwind state numbers each
2936 time rather than state 1.
2938 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2941 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2942 before the "*llgt_didi" pattern.
2944 2005-02-18 Jason Merrill <jason@redhat.com>
2946 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2948 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2950 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2951 (div0): Use it in place of ARM_FUNC_ALIAS.
2952 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2954 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2957 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2958 access, the lower bound of the array type if it exists.
2960 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2963 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2964 cases that are out-of-range for the index type.
2966 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2968 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2969 (estimate_case_costs): Don't call convert.
2970 * expmed.c (expand_shift): Likewise.
2971 (make_tree): Call fold_convert instead of convert.
2973 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2976 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2977 that ref to be marked MEM_READONLY_P doesn't have base that needs
2980 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2982 * genautomata.c (output_get_cpu_unit_code_func,
2983 output_cpu_unit_reservation_p): Don't generate old-style function
2986 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2989 PR tree-optimization/20009
2990 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2992 PR tree-optimization/18947
2993 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2994 inline, remove all nodes that are inlined into the extern inline
2997 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2999 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3000 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3001 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3002 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3005 2005-02-17 Roger Sayle <roger@eyesopen.com>
3007 PR tree-optimization/19917
3008 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3009 to be potentially trapping.
3011 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3013 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3015 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3017 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3018 tem becomes a local variable which is set to the value of the
3019 back end defined INITIAL_FRAME_ADDRESS macro.
3020 (expand_builtin_frame_address): Omit the base parameter to
3021 expand_builtin_return_addr.
3022 (expand_builtin_profile_func): Likewise.
3023 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3024 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3025 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3027 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3029 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3030 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3031 * config/frv/frv.c (frv_function_epilogue): Likewise.
3033 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3035 * lambda-code (perfect_nestify): Remove mark/unmark
3037 * tree-loop-linear.c (linear_transform_loops): Add
3038 rewrite_into_ssa call so that ssa is correct for
3039 rewriting into loop closed.
3041 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3043 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3044 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3046 * bt-load.c (btr_def_live_range, combine_btr_defs,
3047 migrate_btr_def, migrate_btr_defs): Likewise.
3048 * cfgcleanup.c (thread_jump): Likewise.
3049 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3050 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3051 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3052 df_rd_local_compute, df_reg_info_compute): Likewise.
3053 * dominance.c (init_dom_info, free_dom_info): Likewise.
3054 * flow.c (init_propagate_block_info,
3055 free_propagate_block_info): Likewise.
3056 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3057 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3058 modify_reg_pav): Likewise.
3059 * loop-invariant.c (find_defs, find_invariant_insn,
3060 find_invariants, free_inv_motion_data): Likewise.
3061 * predict.c (tree_predict_by_opcode,
3062 estimate_bb_frequencies): Likewise.
3063 * stmt.c (expand_case): Likewise.
3064 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3065 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3066 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3067 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3068 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3069 rewrite_ssa_into_ssa): Likewise.
3070 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3071 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3072 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3073 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3074 * tree-sra.c (tree_sra): Likewise.
3075 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3076 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3077 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3078 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3079 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3080 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3082 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3083 calculate_live_on_entry, calculate_live_on_exit,
3084 build_tree_conflict_graph): Likewise.
3085 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3086 record_important_candidates, set_use_iv_cost, find_depends,
3087 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3088 tree_ssa_iv_optimize_finalize): Likewise.
3089 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3090 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3091 tree_duplicate_loop_to_header_edge): Likewise.
3092 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3093 * tree-ssa.c (verify_flow_insensitive_alias_info,
3094 verify_name_tags, verify_ssa, init_tree_ssa,
3095 delete_tree_ssa): Likewise.
3096 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3097 fini_ssanames): Likewise.
3098 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3100 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3102 * config/rs6000/t-rtems: Completely reworked.
3104 2005-02-17 Ira Rosen <irar@il.ibm.com>
3106 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3108 2005-02-17 Ira Rosen <irar@il.ibm.com>
3110 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3111 POINTER_TYPE_P when checking that type is a pointer.
3112 (vect_get_memtag): Remove.
3113 (vect_address_analysis): Use POINTER_TYPE_P. Call
3114 vect_object_analysis with dummy parameter for memtag.
3115 (vect_object_analysis): Extract memtag (functionality that
3116 used to be in vect_get_memtag and moved here). Fix printings.
3117 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3118 with correct parameters. Remove call to vect_get_memtag.
3120 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3122 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3123 (tree-vectorizer.o): Added missing dependencies.
3125 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3127 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3128 declaration in tree-vectorizer.c, now has an extern declaration in
3130 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3131 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3132 get_vectype_for_scalar_type, vect_is_simple_use,
3133 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3134 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3135 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3136 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3137 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3138 find_loop_location): Likewise.
3140 * tree-vectorizer.c (langhooks.h): #include removed.
3141 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3142 moved to tree-vectorized.h.
3143 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3144 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3145 get_vectype_for_scalar_type, vect_is_simple_use,
3146 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3147 vect_supportable_dr_alignment, new_loop_vec_info,
3148 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3149 vect_set_verbosity_level, find_loop_location): Likewise.
3151 (vect_analyze_loop): Function externalized. Declaration moved to
3152 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3153 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3154 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3155 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3156 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3157 vect_enhance_data_refs_alignment, vect_analyze_operations,
3158 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3159 vect_stmt_relevant_p, vect_get_loop_niters,
3160 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3161 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3162 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3163 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3164 vect_get_memtag): Likewise.
3166 (vectorizable_load): Function externalized. Declaration moved to
3167 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3168 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3169 vect_transform_loop): Likewise.
3170 (vect_transform_stmt): Moved to tree-vect-transform.c.
3171 (vect_align_data_ref, vect_create_destination_var,
3172 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3173 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3174 vect_get_vec_def_for_operand, vect_init_vector,
3175 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3176 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3177 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3178 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3179 vect_do_peeling_for_loop_bound): Likewise.
3181 * tree-vect-analyze.c: New file.
3182 * tree-vect-transform.c: New file.
3184 2005-02-17 Jason Merrill <jason@redhat.com>
3186 PR mudflap/19319, c++/19317
3187 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3190 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3192 * doc/install.texi (Specific): Update link for Darwin-specific
3195 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3197 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3198 constant_boolean_node.
3200 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3203 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3204 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3206 2005-02-16 Richard Henderson <rth@redhat.com>
3209 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3211 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3212 replace uses with Wtype_MAXp1_F.
3213 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3214 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3215 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3216 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3217 and HAVE_TFMODE as appropriate.
3218 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3219 (__floatdisf): Likewise.
3220 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3221 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3222 (Wtype_MAXp1_F): New.
3223 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3224 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3226 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3229 * arm.c (arm_apply_result_size): New function.
3230 * arm.h (APPLY_RESULT_SIZE): Define.
3231 * arm-protos.h (arm_apply_result_size): Add prototype.
3232 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3233 (movxf): New expand.
3234 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3235 (call_value_symbol): Remove predicate for operand 0.
3236 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3237 (untyped_call): Rework to correclty return values for any type.
3238 (untyped_return): New expand.
3239 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3241 2005-02-16 Stan Shebs <shebs@apple.com>
3243 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3244 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3246 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3248 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3249 configure settings on Solaris 7 and later.
3251 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3253 PR tree-optimization/19865
3254 * tree-optimize.c (init_tree_optimization_passes): Run
3255 pass_may_alias after pass_sra.
3257 2005-02-16 Richard Henderson <rth@redhat.com>
3258 Stuart Hastings <stuart@apple.com>
3261 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3262 Do nothing if debug info suppressed for this function.
3263 (dbxout_begin_function): Early exit if debug info suppressed for
3266 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3269 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3271 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3273 PR tree-optimization/19967
3274 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3275 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3276 argument TYPE. Adjust calls to fold_builtin_XXX.
3277 (expand_builtin, fold_builtin_1): Adjust calls to
3279 (fold_builtin_strchr, fold_builtin_strpbrk,
3280 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3281 result to a requested type TYPE.
3283 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3286 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3287 (T)x & (T)cst if (T)cst overflows.
3288 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3289 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3291 2005-02-15 Jeff Law <law@redhat.com>
3293 * gcse.c (blocks_with_calls): New bitmap.
3294 (alloc_gcse_mem): Allocate it.
3295 (free_gcse_mem): Free it.
3296 (clear_modifY_mem_tables): Clear it.
3297 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3298 when we encounter CALL_INSNs.
3299 (compute_transp, case MEM): Handle blocks with calls separate
3300 from blocks without calls. Use bitmap iterators rather than
3303 2005-02-15 Peter O'Gorman <peter@pogma.com>
3306 * mklibgcc.in (vis_hide): Use a temporary object file, not
3309 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3312 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3313 access optimization.
3315 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3316 Alan Modra <amodra@bigpond.net.au>
3319 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3320 (_xlqsub): Rename to __gcc_qsub.
3321 (_xlqmul): Rename to __gcc_qmul.
3322 (_xlqdiv): Rename to __gcc_qdiv.
3323 Provide versioned symbol aliases with old names.
3324 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3325 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3326 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3327 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3328 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3330 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3332 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3333 Fold ~(A - 1) and ~(A + -1) to -A.
3335 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3339 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3340 config/pa/pa-host.c:pa_gt_pch_use_address.
3342 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3344 * tree-vn.c (get_value_handle): Make sure that given an
3345 is_gimple_min_invariant expression, we always return it.
3347 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3349 * passes.c (rest_of_handle_gcse): Fix a comment.
3351 2005-02-15 Jeff Law <law@redhat.com>
3353 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3355 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3356 (canon_list_insert, record_last_mem_set_info): Similarly.
3357 (clear_modify_mem_tables): Similarly.
3359 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3361 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3362 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3363 config/mips/mips.md, config/rs6000/aix.h,
3364 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3366 2005-02-15 Richard Henderson <rth@redhat.com>
3368 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3369 call to be best_edge.
3371 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3373 * basic-block.h: Adjust the prototype for find_basic_blocks.
3374 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3375 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3378 * flow.c (recompute_reg_usage): Remove all arguments.
3379 * passes.c (rest_of_compilation): Adjust the call to
3380 recompute_reg_usage.
3381 * rtl.h: Adjust the prototype for recompute_reg_usage.
3383 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3385 * tree-dump.c (dump_files): Update to reflect new member
3387 (dump_register): Add new argument.
3389 (dump_switch_p_1): Check against glob name if doglob was passed.
3390 (dump_switch_p): Check against regular first, then glob if
3391 we didn't have any hits on the dump name.
3392 * tree-optimize.c (register_one_dump_file):
3393 Pass in glob name as well.
3394 * tree-pass.h (struct dump_file_info): Add glob
3397 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3399 PR preprocessor/16323
3400 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3402 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3405 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3406 (trunctfdf2_internal1): New.
3407 (trunctfdf2_internal2): Renamed from trunctfdf2.
3409 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3411 PR tree-optimization/19853
3412 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3414 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3416 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3417 delete_dead_jumptables and cleanup_cfg.
3419 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3421 * reload.c (find_reloads): Swap address_reloaded flags when
3422 swapping commutative operands.
3424 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3426 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3427 Use standard_iv_increment_position for computing the bsi position
3429 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3432 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3435 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3436 life range of hard registers.
3437 * value-prof.c (insn_prefetch_values_to_profile): Only
3440 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3441 profile in libcalls.
3443 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3445 * bitmap.h (bitmap_and_compl_into): Return bool.
3446 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3448 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3450 PR tree-optimization/19944
3451 * fold-const.c (fold): Re-add ABS_EXPR folding.
3453 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3456 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3457 {TARGET,MASK}_XL_COMPAT.
3458 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3460 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3461 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3463 (rs6000_arg_partial_bytes): Same.
3464 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3465 and XL compatibility enabled.
3466 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3467 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3468 test to final condition.
3469 (cmptf_internal2): New.
3470 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3471 xl-compat. Add TFmode information to description.
3473 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3475 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3477 2005-02-13 Jason Merrill <jason@redhat.com>
3480 * fold-const.c (fold_indirect_ref_1): Split out from...
3481 (build_fold_indirect_ref): Here.
3482 (fold_indirect_ref): New fn.
3483 * tree.h: Declare it.
3484 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3485 (gimplify_modify_expr_rhs): Likewise.
3486 (gimplify_expr): Likewise.
3488 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3490 PR tree-optimization/14303
3491 PR tree-optimization/15784
3492 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3493 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3494 ABS_EXPR<x> != 0 to x != 0.
3496 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3498 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3499 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3500 spelling conventions.
3502 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3503 delete_trivially_dead_insns too many times.
3505 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3508 2005-02-12 Ira Rosen <irar@il.ibm.com>
3510 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3511 (vect_is_simple_iv_evolution): Remove redundant parameter
3513 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3514 without last parameter.
3515 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3516 Return pointer step. Call vect_is_simple_iv_evolution without
3517 last parameter. Check only that the step is multiple of size
3518 type. Remove stmt_vinfo updates.
3519 (vect_get_memtag_and_dr): Remove.
3520 (vect_get_memtag): New function.
3521 (vect_address_analysis): New function.
3522 (vect_object_analysis): New function.
3523 (vect_analyze_data_refs): Call vect_object_analysis and
3524 vect_get_memtag. Update stmt_vinfo fields.
3526 2005-02-12 Ira Rosen <irar@il.ibm.com>
3528 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3529 exist and are objects. Remove checks for pointer.
3530 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3531 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3532 (vect_create_data_ref_ptr): Likewise.
3533 (vect_base_addr_differ_p): New function.
3534 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3535 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3536 Don't set the DR_BASE_NAME field of data-ref.
3537 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3539 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3541 * optabs.h (enum optab_index): Add new OTI_ldexp.
3542 (ldexp_optab): Define corresponding macro.
3543 * optabs.c (init_optabs): Initialize ldexp_optab.
3544 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3546 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3548 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3549 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3551 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3552 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3555 2005-02-12 Ira Rosen <irar@il.ibm.com>
3557 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3559 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3561 (vect_get_base_and_offset): Always return an address.
3562 (vect_create_addr_base_for_vector_ref): Remove treatment for
3563 different data reference types.
3564 (vect_compute_data_ref_alignment): Rename base to base_address in
3565 stmt_vec_info. Get the object in order to force its alignment.
3566 (vect_get_memtag_and_dr): Rename base to base_address in
3567 stmt_vec_info. Extract the object for memtag analysis.
3569 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3571 PR regression/19898.
3572 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3573 changes cc_status, use apply modified_in_p to part of cc_status
3574 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3577 2005-02-11 Richard Henderson <rth@redhat.com>
3579 * tree-complex.c (expand_complex_libcall): New.
3580 (expand_complex_multiplication): Use it for c99 compliance.
3581 (expand_complex_division): Likewise.
3582 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3584 * builtins.c (built_in_names): Remove const.
3585 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3587 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3588 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3589 (built_in_names): Remove const.
3590 * c-common.c (c_common_type_for_mode): Handle complex modes.
3591 * flags.h, toplev.c (flag_complex_method): Rename from
3592 flag_complex_divide_method.
3593 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3594 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3595 * libgcc2.h: Declare them.
3596 * libgcc-std.ver: Export them.
3597 * mklibgcc.in (lib2funcs): Build them.
3599 2005-02-11 Steven Bosscher <stevenb@suse.de>
3601 PR tree-optimization/19876
3602 Partially revert my change from 2005-01-14
3603 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3604 (compute_antic): ...and remove the loop here.
3606 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3609 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3610 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3612 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3613 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3615 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3617 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3618 offsets for the big-endian 32-bit case.
3620 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3622 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3624 2005-02-11 Dale Johannesen <dalej@apple.com>
3626 * cselib.c (cselib_process_insn): Clear out regs where
3627 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3628 * reload.c (find_equiv_reg): Ditto.
3630 2005-02-11 Ian Lance Taylor <ian@airs.com>
3632 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3635 * tree.c (build_function_type_list): Work correctly if there are
3638 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3640 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3641 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3642 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3643 TARGET_ZARCH instead of TARGET_64BIT.
3645 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3647 * config/rs6000/t-rtems:
3648 (MULTILIB_OPTIONS): Remove mcpu=602.
3649 (MUTLILIB_DIRNAMES): Remove m602.
3650 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3651 Let mcpu=602 match mcpu=603.
3652 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3654 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3656 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3659 2005-02-10 David Daney <ddaney@avtrex.com>
3661 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3662 * config/i386/linux-unwind.h: Likewise.
3663 * config/ia64/linux-unwind.h: Likewise.
3664 * config/mips/linux-unwind.h: Likewise.
3665 * config/pa/linux-unwind.h: Likewise.
3666 * config/rs6000/linux-unwind.h: Likewise.
3667 * config/s390/linux-unwind.h: Likewise.
3668 * config/sh/linux-unwind.h: Likewise.
3669 * config/sparc/linux-unwind.h: Likewise.
3671 2005-02-10 Steven Bosscher <stevenb@suse.de>
3673 PR tree-optimization/17549
3674 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3675 TER to replace a DEF with its expression if the DEF and the
3676 rhs of the expression we replace into have the same root
3679 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3681 * config/mips/mips.md: Fix the placement of the match_scratch in the
3684 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3686 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3689 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3691 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3692 (strip_offset): Handle addresses.
3693 (add_address_candidates): Use strip_offset.
3694 (difference_cost): Reflect strip_offset change.
3695 (force_var_cost, difference_cost): Strip nops.
3697 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3699 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3701 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3702 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3703 config/cris/cris-protos.h, config/cris/cris.c: Update
3706 2005-02-10 Jeff Law <law@redhat.com>
3708 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3709 (lookup_avail_expr): Similarly.
3711 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3713 * builtins.c (fold_builtin_powi): New function.
3714 (fold_builtin_1): Call it.
3716 2005-02-10 Steven Bosscher <stevenb@suse.de>
3718 PR documentation/19309
3719 * doc/cpp.texi: The __GNUC__ and related predefined macros
3720 are also defined for the "standalone" cpp.
3721 Some non-GCC compilers may also define __GNUC__.
3723 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3726 * c-typeck.c (common_type): New routine. Old common_type renamed
3728 (c_common_type): ...this.
3729 (build_conditional_expr, build_binary_op): Use c_common_type instead
3732 2005-02-10 Steven Bosscher <stevenb@suse.de>
3734 * doc/md.texi: Replace @samp{length} with @code{length}.
3736 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3738 PR tree-optimization/18687
3739 * tree-flow.h (find_loop_niter): Declare.
3740 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3741 Try using scev even for loops with more than one exit.
3742 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3743 (struct ivopts_data): Added niters field.
3744 (struct nfe_cache_elt): New.
3745 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3747 (tree_ssa_iv_optimize_init): Initialize niters cache.
3748 (determine_number_of_iterations): Removed.
3749 (find_induction_variables): Do not call determine_number_of_iterations.
3750 Access niters for single exit through niter_for_single_dom_exit.
3751 (add_iv_outer_candidates): Access niters for single exit through
3752 niter_for_single_dom_exit.
3753 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3754 number_of_iterations_cond.
3755 (iv_period): New function.
3756 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3757 (may_replace_final_value): Take data argument. Use
3758 niter_for_single_dom_exit.
3759 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3760 (rewrite_use_compare): Pass data to may_eliminate_iv.
3761 (rewrite_use_outer): Pass data to may_replace_final_value.
3762 (free_loop_data): Clean up the niters cache.
3763 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3764 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3765 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3766 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3767 (num_ending_zeros): Moved to tree.c.
3768 * tree.h (num_ending_zeros): Declare.
3769 * tree.c (num_ending_zeros): Moved from tree.c.
3771 2005-02-09 Richard Henderson <rth@redhat.com>
3773 * builtins.c (DEF_BUILTIN): Add COND argument.
3774 * tree.h (DEF_BUILTIN): Likewise.
3775 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3776 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3778 (DEF_BUILTIN_STUB): New.
3779 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3780 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3781 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3782 * c-common.c (DEF_BUILTIN): Add COND argument.
3783 * tree.c (local_define_builtin): New.
3784 (build_common_builtin_nodes): New.
3786 2005-02-09 Roger Sayle <roger@eyesopen.com>
3788 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3789 floating point expression ignoring the sign of the result.
3790 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3791 (fold) <MULT_EXPR>: Use it to simplify x*x.
3792 * tree.h (fold_strip_sign_ops): Prototype here.
3793 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3794 argument. Use fold_strip_sign_ops to simplify the first argument.
3795 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3796 first argument when the second argument is an even integer
3797 constant, but only with -funsafe_math_optimizations.
3798 (fold_builtin_1): Update call to fold_builtin_copysign.
3800 2005-02-09 Ian Lance Taylor <ian@airs.com>
3803 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3804 just check whether EH_FILTER_FAILURE falls through.
3806 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3808 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3809 insns return to ready list in the next turn.
3811 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3814 * builtins.def: New __builtin_powi[lf].
3815 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3816 (expand_builtin_powi): New function.
3817 (expand_builtin): Dispatch to expand_builtin_powi.
3818 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3819 * libgcc2.c: Add __builtin_powi[lf] implementation.
3820 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3821 * optabs.h: Add powi_optab.
3822 * optabs.c (init_optabs): Initialize powi_optab.
3823 * doc/extend.texi: Document __builtin_powi[lf].
3825 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3827 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3830 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3833 * fold-const.c (try_move_mult_to_index): Remove redundant
3834 type argument. Create ADDR_EXPR with correct type.
3835 (fold): Update callers of try_move_mult_to_index. Convert
3836 result to the appropriate type.
3838 2005-02-09 Roger Sayle <roger@eyesopen.com>
3841 * config/avr/avr.c (default_rtx_costs): Delete.
3842 (avr_operand_rtx_cost): New function.
3843 (avr_rtx_costs): Completely rewrite.
3845 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3848 * config/cris/cris.c (in_code): New variable.
3849 (cris_output_addr_const): Now a static function, a wrapper for
3851 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3852 case from old cris_output_addr_const.
3853 (cris_asm_output_label_ref): Similar for LABEL_REF.
3854 (cris_output_addr_const_extra): Similar for UNSPEC.
3855 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3856 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3857 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3859 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3860 (cris_asm_output_label_ref): Declare.
3862 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3864 PR preprocessor/19801
3865 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3866 filenames that changed when libcpp was moved to the toplevel.
3868 2005-02-07 Roger Sayle <roger@eyesopen.com>
3870 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3871 zero extensions of BImode operands. Call lowpart_subreg instead
3872 of gen_lowpart_common and gen_lowpart_SUBREG.
3874 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3877 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3878 * configure.ac: Set cc_for_cross_gnattools.
3879 * configure: Regenerate.
3881 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3884 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3886 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3889 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3890 of nested functions.
3892 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3894 * doc/extend.texi: Document deprecated extensions allowing
3895 static floating-point members to have initializers and allowing
3896 floating-point literals in integral constant expressions.
3898 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3900 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3901 config/darwin7.h, config/mips/mips.c,
3902 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3905 * cse.c: Update comments.
3907 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3910 * builtins.c (fold_builtin_sqrt): Transform
3911 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3914 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3915 Dorit Naishlos <dorit@il.ibm.com>
3917 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3918 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3919 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3921 * tree.h (vect_set_verbosity_level): New extern function declaration
3923 * tree-vectorizer.h (verbosity_levels): New enum type.
3924 * tree-vectorizer.c (vect_debug_stats): Function removed.
3925 (vect_debug_details): Likewise.
3926 (vect_verbosity_level): Global variable was defined and initialized.
3927 (vect_dump): Global variable definition.
3928 (vect_print_dump_info): New function.
3929 (vect_set_dump_settings): New function.
3930 (vect_set_verbosity_level): New function.
3931 (vectorize_loops): Add call to vect_set_dump_settings.
3933 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3934 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3935 (slpeel_tree_peel_loop_to_edge): Likewise.
3937 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3938 appropriate verbosity level instead of call to vect_debug_details
3939 or vect_debug_stats.
3940 (vect_get_base_and_offset):
3941 (vect_create_addr_base_for_vector_ref):
3942 (get_vectype_for_scalar_type):
3943 (vect_create_data_ref_ptr):
3945 (vect_get_vec_def_for_operand):
3946 (vect_finish_stmt_generation):
3947 (vectorizable_assignment):
3948 (vectorizable_operation):
3949 (vectorizable_store):
3950 (vectorizable_load):
3951 (vect_transform_stmt):
3952 (vect_update_ivs_after_vectorizer):
3953 (vect_do_peeling_for_loop_bound):
3954 (vect_update_inits_of_drs):
3955 (vect_do_peeling_for_alignment):
3956 (vect_transform_loop):
3957 (vect_is_simple_use):
3958 (vect_analyze_operations):
3959 (vect_is_simple_iv_evolution):
3960 (vect_analyze_scalar_cycles):
3961 (vect_analyze_data_ref_dependence):
3962 (vect_analyze_data_ref_dependences):
3963 (vect_compute_data_ref_alignment):
3964 (vect_enhance_data_refs_alignment):
3965 (vect_analyze_data_refs_alignment):
3966 (vect_analyze_data_ref_access):
3967 (vect_analyze_data_ref_accesses):
3968 (vect_analyze_pointer_ref_access):
3969 (vect_get_memtag_and_dr):
3970 (vect_analyze_data_refs):
3971 (vect_mark_relevant):
3972 (vect_stmt_relevant_p):
3973 (vect_mark_stmts_to_be_vectorized):
3974 (vect_can_advance_ivs_p):
3975 (vect_get_loop_niters):
3976 (vect_analyze_loop_form):
3977 (vect_analyze_loop):
3978 (vectorize_loops): Likewise.
3980 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3981 (vect_update_inits_of_drs):
3982 (vect_do_peeling_for_alignment):
3983 (vect_transform_loop):
3984 (vect_analyze_operations):
3985 (vect_analyze_scalar_cycles):
3986 (vect_analyze_data_ref_dependences):
3987 (vect_analyze_data_refs_alignment):
3988 (vect_analyze_data_ref_accesses):
3989 (vect_analyze_data_refs):
3990 (vect_mark_stmts_to_be_vectorized):
3991 (vect_get_loop_niters):
3992 (vect_analyze_loop_form):
3993 (vect_analyze_loop): Likewise.
3994 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3996 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4000 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4001 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4002 either -ffast-math or -funsafe-math-optimizations is in use.
4004 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4005 * config/mips/irix-csr.c: New file.
4006 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4007 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4008 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4011 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4013 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4014 redundant, incorrect definitions.
4016 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4018 ("*tls_indirect_call"): New, reference hard regs directly.
4019 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4021 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4023 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4024 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4026 2005-02-06 Roger Sayle <roger@eyesopen.com>
4028 PR rtl-optimization/19800
4029 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4030 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4033 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4035 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4037 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4040 * doc/invoke.texi: Correct documentation of -freorder-functions.
4042 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4045 * doc/invoke.texi: Don't mention gccbug.
4047 2005-02-06 Roger Sayle <roger@eyesopen.com>
4048 Andrew Pinski <pinskia@physics.uc.edu>
4049 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4051 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4052 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4053 into just (zero_extract:SI FOO (const_int 1) BAR).
4055 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4057 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4058 macro locally. Don't give last revision date. Use GCC version
4059 number from gcc-common.texi.
4060 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4061 revision date. Use GCC version number from gcc-common.texi.
4062 Describe being a library as current state rather than as 3.x
4064 * doc/gcc.texi: Remove last update date.
4065 * doc/gccint.texi: Likewise. Update copyright dates.
4066 * doc/install.texi: Update copyright dates.
4068 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4071 * doc/invoke.texi: Mention for each option included in -Wall that
4072 it is included in -Wall.
4073 * doc/gcc.texi: Update copyright and last modification date.
4075 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4077 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4078 unnecessary cast to original induction variable increments.
4080 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4082 PR tree-optimization/18219
4083 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4084 in distributed form.
4086 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4088 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4089 Set bitpos and offset later in the function. Do nothing if the
4090 target is a register and if the bitfield lies completely outside
4092 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4093 here. Return an uninitialised register if the source value is stored
4094 in a register and the bitfield lies completely outside that register.
4096 2005-02-06 Steven Bosscher <stevenb@suse.de>
4098 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4101 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4103 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4105 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4107 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4108 * config/darwin8.h: New.
4109 * config/darwin7.h: Update comment.
4111 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4112 Dorit Naishlos <dorit@il.ibm.com>
4114 * tree-vectorizer.h (LOC): New type.
4115 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4116 (loop_line_number): New field in struct _loop_vec_info.
4117 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4119 * tree-vectorizer.c (input.h): Included.
4120 (find_loop_location): New function.
4121 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4122 loop line number removed.
4123 (vect_debug_details): Likewise.
4124 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4126 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4127 call to vect_debug_details/stats changed from loop to loop_loc.
4128 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4129 (slpeel_tree_peel_loop_to_edge): Likewise.
4131 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4132 changed from NULL to UNKNOWN_LOC.
4133 (vect_get_base_and_offset):
4134 (vect_create_addr_base_for_vector_ref):
4135 (get_vectype_for_scalar_type):
4136 (vect_create_data_ref_ptr):
4138 (vect_get_vec_def_for_operand):
4139 (vect_finish_stmt_generation):
4140 (vectorizable_assignment):
4141 (vectorizable_operation):
4142 (vectorizable_store):
4143 (vectorizable_load):
4144 (vect_transform_stmt):
4145 (vect_update_ivs_after_vectorizer):
4146 (vect_do_peeling_for_loop_bound):
4147 (vect_do_peeling_for_alignment):
4148 (vect_transform_loop):
4149 (vect_is_simple_use):
4150 (vect_analyze_operations):
4151 (vect_is_simple_iv_evolution):
4152 (vect_analyze_scalar_cycles):
4153 (vect_analyze_data_ref_dependences):
4154 (vect_compute_data_ref_alignment):
4155 (vect_enhance_data_refs_alignment):
4156 (vect_analyze_data_ref_access):
4157 (vect_analyze_data_ref_accesses):
4158 (vect_analyze_pointer_ref_access):
4159 (vect_get_memtag_and_dr):
4160 (vect_analyze_data_refs):
4161 (vect_mark_relevant):
4162 (vect_stmt_relevant_p):
4163 (vect_mark_stmts_to_be_vectorized):
4164 (vect_can_advance_ivs_p):
4165 (vect_get_loop_niters):
4166 (vect_analyze_loop):
4167 (vectorize_loops): Likewise.
4169 (vectorizable_load): Argument in call to vect_debug_details/stats
4170 changed from loop to LOOP_LOC (loop_vinfo).
4171 (vect_transform_loop):
4172 (vect_analyze_operations):
4173 (vect_analyze_scalar_cycles):
4174 (vect_analyze_data_ref_dependence):
4175 (vect_enhance_data_refs_alignment):
4176 (vect_analyze_data_ref_accesses):
4177 (vect_analyze_pointer_ref_access):
4178 (vect_analyze_data_refs):
4179 (vect_analyze_loop): Likewise.
4181 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4182 changed from loop to loop_loc.
4184 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4186 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4187 Dorit Naishlos <dorit@il.ibm.com>
4189 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4191 (vect_analyze_data_ref_dependences): Likewise.
4193 (vect_is_simple_use): Argument changed from loop structure to
4194 loop_vect_info structure.
4195 (vect_can_advance_ivs_p): Likewise.
4196 (vect_create_index_for_vector_ref): Likewise.
4197 (vect_update_ivs_after_vectorizer): Likewise.
4198 (new_stmt_vec_info): Likewise.
4200 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4201 changed from loop to loop_vinfo.
4202 (vect_create_data_ref_ptr): First argument in call to
4203 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4204 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4205 was changed from loop to loop_vinfo.
4206 (vectorizable_operation): Likewise.
4207 (vectorizable_store): Likewise.
4208 (vect_mark_stmts_to_be_vectorized): Likewise.
4209 (vect_do_peeling_for_loop_bound): First argument in call to
4210 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4211 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4212 was changed from loop to loop_vinfo.
4213 (vect_analyze_data_ref_dependences): Third argument in call to
4214 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4216 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4217 (vect_create_data_ref_ptr): Likewise.
4218 (vect_init_vector): Likewise.
4219 (vect_get_vec_def_for_operand): Likewise.
4220 (vectorizable_assignment): Likewise.
4221 (vectorizable_operation): Likewise.
4222 (vectorizable_store): Likewise.
4223 (vectorizable_load): Likewise.
4224 (vect_update_ivs_after_vectorizer): Likewise.
4225 (vect_is_simple_use): Likewise.
4226 (vect_analyze_data_ref_dependence): Likewise.
4227 (vect_analyze_pointer_ref_access): Likewise.
4228 (vect_can_advance_ivs_p): Likewise.
4230 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4231 before _stmt_vec_info.
4232 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4233 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4234 (new_stmt_vec_info): Argument changed from loop structure to
4235 loop_vect_info structure
4237 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4238 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4239 (vect_create_addr_base_for_vector_ref): Likewise.
4240 (vect_analyze_pointer_ref_access): Likewise.
4242 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4245 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4246 phi flag if the phi is abnormal.
4248 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4251 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4252 information for the new statement.
4254 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4257 * gcc.c (main): Include the target in -v output.
4259 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4261 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4262 Do not drop the extend if we'd have to add a paradoxical subreg
4263 later. Include optabs.h and insn-codes.h.
4264 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4266 2005-02-02 Roger Sayle <roger@eyesopen.com>
4269 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4270 * fold-const.c (const_binop): Avoid constant folding floating
4271 point operations in modes that use composite representations.
4272 * simplify-rtx.c (simplify_binary_operation): Likewise.
4274 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4276 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4278 (altivec_dstt): Likewise.
4279 (altivec_dstst): Likewise.
4280 (altivec_dststt): Likewise.
4281 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4284 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4286 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4287 EXPR_LOCUS from orig_cond to the new cond_stmt.
4288 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4291 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4293 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4294 standard_iv_increment_position. Remove call to bsi_next
4295 (no need to bump the iterator anymore).
4296 (vect_create_index_for_vector_ref): Call
4297 standard_iv_increment_position. Remove second function argument.
4298 (vect_finish_stmt_generation): Remove call to bsi_next
4299 (no need to bump the iterator anymore).
4300 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4301 to vect_create_index_for_vector_ref.
4303 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4305 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4306 phis are used out of the loop.
4308 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4311 * c-decl.c (undef_nested_function): New variable.
4312 (pop_scope): Diagnose undefined nested functions.
4313 (finish_function): Don't attempt cgraph processing or genericizing
4314 if current top-level function contained an undefined nested
4315 function. Reset undef_nested_function at the end of a top-level
4318 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4320 * tree.c (build_int_cst_type): Take sign of the value into account
4321 when deciding whether sign extend the value.
4323 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4326 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4327 (cpp_options, cc1_options): Change %{std*&ansi} to
4328 %{std*&ansi&trigraphs}.
4330 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4332 * cse.c: Update comments.
4334 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4336 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4337 arguments go on the stack. Do not put complex doubles in odd/even
4340 2005-02-02 Steven Bosscher <stevenb@suse.de>
4342 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4343 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4344 -ftree-pre, and -fthread-jumps.
4346 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4348 PR tree-optimization/19578
4349 * tree-flow.h (modified_noreturn_calls): Declare.
4350 (noreturn_call_p): Declare.
4351 * tree-flow-inline.h (noreturn_call_p): New function.
4352 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4353 * tree-cfg.c (modified_noreturn_calls): New variable.
4354 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4355 that contain a mid-block noreturn call.
4356 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4358 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4360 * df.c (df_def_record_1, df_uses_record): Don't use
4362 * df.h (DF_FOR_REGALLOC): Remove.
4364 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4367 * c-typeck.c (really_start_incremental_init): Reset
4368 constructor_max_index for arrays of incomplete type.
4370 2005-02-02 Jeff Law <law@redhat.com>
4372 * gcse.c (struct reg_set): Store the block index where the register
4373 was set rather than the setting insn.
4374 (record_one_set, compute_transp): Corresponding changes.
4375 (pre_insert_copy_insn): Do not call replace_one_set.
4376 (replace_one_set): Remove.
4378 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4381 * doc/gcov.texi: Fix typo.
4383 2005-02-01 Richard Henderson <rth@redhat.com
4386 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4387 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4389 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4390 * config/i386/i386-protos.h: Update.
4392 2005-02-01 Steven Bosscher <stevenb@suse.de>
4394 PR tree-optimization/19217
4395 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4396 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4397 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4398 that it is walking a PHI node.
4400 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4402 * doc/extend.texi (Nested Functions): Update.
4404 2005-02-01 Richard Henderson <rth@redhat.com>
4407 * optabs.c (expand_copysign_absneg): Export.
4408 * optabs.h (expand_copysign_absneg): Declare.
4409 * config/rs6000/rs6000.md (copysigntf3): New.
4411 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4413 PR tree-optimization/19633
4414 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4415 * tree-ssa-alias.c (init_alias_info): Initialize.
4416 (merge_pointed_to_info): Set.
4417 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4418 (dump_points_to_info_for): Show value of pt_null.
4419 (struct count_ptr_d): Declare.
4420 (find_ptr_dereference): Remove.
4421 (ptr_is_dereferenced_by): Remove.
4422 (count_ptr_derefs): New local function.
4423 (count_uses_and_derefs): New local function.
4424 (compute_points_to_and_addr_escape): Call it. If the number
4425 of dereferences is greater than zero, mark the pointer as
4426 dereferenced. If there are fewer dereferences than uses of
4427 the pointer, the pointer's value escapes.
4429 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4431 PR tree-optimization/19670
4432 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4434 (verify_use): ... set it here, instead.
4436 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4438 * doc/sourcebuild.texi (Test directives): Fix formatting.
4440 * doc/sourcebuild.texi (Test directives): Describe selector
4443 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4445 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4446 specific 64-bit CPUs.
4448 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4451 * arm.c (arm_eliminable_register): New function.
4452 (adjacent_mem_locations): Don't allow eliminable registers. Use
4453 HOST_WIDE_INT for address offsets.
4454 * arm-protos.h (arm_eliminable_register): Add prototype.
4456 2005-02-01 Steven Bosscher <stevenb@suse.de>
4458 PR optimization/15242
4459 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4460 * basic-block.h (duplicate_computed_gotos): Add prototype.
4461 * bb-reorder.c (duplicate_computed_gotos): New function to
4462 duplicate sufficiently small blocks ending in a computed jump.
4463 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4464 if not optimizing for size.
4465 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4466 never do tail merging for blocks ending in a computed jump.
4467 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4469 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4471 Patch from Richard Sandiford <rsandifo@redhat.com>
4472 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4473 from inheriting a subreg equivalence with a non-spill register.
4475 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4477 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4479 * config/frv/frv.c (movcc_fp_destination_operand): New.
4480 (gpr_or_memory_operand): Fix typo in comment.
4481 (gpr_or_memory_operand_with_scratch): New.
4482 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4483 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4484 movcc_fp_destination_operand.
4485 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4486 Legitimize memory addresses using a scratch register.
4488 2005-01-31 Jeff Law <law@redhat.com>
4490 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4491 bitmap a sparse bitmap instead of a simple bitmap.
4492 (mark_def_sites_initialize_block): Corresponding changes.
4493 (ssa_mark_def_sites_initialize_block): Likewise.
4494 (ssa_mark_phi_uses): Likewise.
4495 (mark_def_site, ssa_mark_def_sites): Likewise.
4496 (mark_def_site_blocks): Likewise.
4497 (rewrite_ssa_into_ssa): Likewise.
4499 * tree-ssa-dom.c (record_cond): Pass correct variable type
4500 for last argument to htab_find_slot_with_hash.
4502 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4503 effects when optimizing 0 % X. Do not try to optimize X % 0.
4505 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4507 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4510 2005-02-01 Eric Christopher <echristo@redhat.com>
4512 * config/mips/mips.c (override_options): Warn if -mint64
4514 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4517 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4519 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4521 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4522 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4523 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4524 (cached_regno): Initialize to INVALID_REGNUM.
4525 (cse_reg_info_table_size,
4526 cse_reg_info_table_first_uninitialized,
4527 cse_reg_info_timestamp): New.
4528 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4530 (init_cse_reg_info, get_cse_reg_info_1): New.
4531 (get_cse_reg_info): Cache the last look-up.
4532 (new_basic_block): Update the code to clear mappings from
4533 registers to cse_reg_info entries.
4534 (cse_main): Call init_cse_reg_info.
4536 * cse.c (get_cse_reg_info): Update a comment.
4538 2005-01-31 Steven Bosscher <stevenb@suse.de>
4541 * c-decl.c (start_decl): Do not warn about arrays of elements with
4542 an incomplete type here.
4543 (grokdeclarator): Do it here by making a pedwarn an error.
4544 * c-typeck.c (push_init_level): If there were previous errors with
4545 the constructor type, do not warn about braces for initializers.
4546 (process_init_element): Likewise for excess initializer elements.
4548 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4550 * cse.c (delete_trivially_dead_insn): Don't iterate.
4552 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4554 * config/rs6000/rs6000.md (copysignsf3): New expand.
4555 (copysigndf3): Likewise.
4557 2005-01-31 Steven Bosscher <stevenb@suse.de>
4559 * recog.c (constrain_operands): Only look for earlyclobber operand
4560 conflicts if an '&' constraint was seen.
4562 2005-01-31 Marc Espie <espie@openbsd.org>
4564 * config.gcc: Don't include embedded systems fragment, switches default
4565 debugging format to ELF.
4566 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4567 longer pick it up there.
4569 2005-01-31 Dale Johannesen <dalej@apple.com>
4571 * doc/extend.texi (nested functions): Fix linkage description.
4572 Clarify that static is not allowed.
4574 2005-01-31 Dale Johannesen <dalej@apple.com>
4576 * config/rs6000/darwin.md (movsf_low_di): Make work.
4577 (movdf_low_di): Make work.
4579 2005-01-31 Dale Johannesen <dalej@apple.com>
4581 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4582 Make work for 64 bit.
4584 2005-01-31 Roger Sayle <roger@eyesopen.com>
4585 Dale Johannesen <dalej@apple.com>
4588 * fold-const.c (fold_binary_op_with_conditional_arg):
4589 Make types match original operands, before STRIP_NOPS.
4591 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4593 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4594 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4595 (struct gcc_sigcontext): Delete. Merge contents to..
4596 (struct gcc_ucontext): ..here.
4597 (get_sigcontext): Delete.
4598 (get_regs): New function, like get_sigcontext but return regs ptr.
4599 64-bit version finds regs from r1 to support vdso.
4600 (ppc_linux_aux_vector): New function.
4601 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4604 2005-01-31 Ira Rosen <irar@il.ibm.com>
4606 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4608 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4609 redundant fold. Fix misalignment for MINUS_EXPR.
4610 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4611 (vect_analyze_pointer_ref_access): Likewise.
4612 (vect_get_memtag_and_dr): Likewise.
4614 2005-01-31 Richard Henderson <rth@redhat.com>
4616 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4617 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4618 absnegdf2_i387, absnegxf2_i387): Likewise.
4620 2005-01-31 Richard Henderson <rth@redhat.com>
4623 * optabs.c (expand_copysign_absneg): New.
4624 (expand_copysign_bit): Split out from ...
4625 (expand_copysign): ... here. Use expand_copysign_absneg.
4627 2005-01-30 Roger Sayle <roger@eyesopen.com>
4630 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4631 constant as the second operand and a register as the third.
4633 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4636 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4637 that dllimport'd functions do not use all call-clobbered registers
4640 2005-01-30 Richard Henderson <rth@redhat.com>
4643 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4644 expand_abs_nojump and generalize. Use operand_subword and
4645 emit_no_conflict_block. Support large modes.
4646 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4648 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4649 negation to subtraction.
4650 (expand_copysign): Check that the format has signed zeros.
4651 Use operand_subword and emit_no_conflict_block. Support large modes.
4653 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4655 Fix PR tree-optimization/19624
4657 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4658 * tree-ssa-pre.c: Add cfgloop.h.
4660 (pre_stats): New member, constified.
4661 (inserted_exprs): New static variable.
4662 (NECESSARY): New macro.
4663 (create_expression_by_pieces): Fold the expression, and
4664 mark it as defaulting to not necessary. Also put in
4666 (fully_constant_expression): New function.
4667 (insert_into_preds_of_block): Modify to not insert phis when we
4668 are playing with induction variables.
4669 Push phis onto the inserted_exprs vector, and mark them as not
4670 necessary by default.
4671 (insert_aux): Call fully_constant_expression on eprime.
4672 If all edges produce the same value, mark it constant.
4673 (mark_operand_necessary): New function.
4674 (remove_dead_inserted_code): New function.
4675 (init_pre): Init loop optimizer to get loop info.
4676 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4677 (execute_pre): Commit edge inserts, then remove dead code.
4679 2005-01-30 Richard Henderson <rth@redhat.com>
4681 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4682 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4684 2005-01-30 Richard Henderson <rth@redhat.com>
4687 * config/i386/i386.c (ix86_expand_copysign): New.
4688 (ix86_split_copysign_const): New.
4689 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4690 rearrange op1/nmask operands.
4691 * config/i386/i386-protos.h: Update.
4692 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4693 (copysigndf3): Likewise.
4694 (copysignsf3_const, copysigndf3_const): New.
4695 (copysignsf3_var): Rename from copysignsf3, split out splitter
4696 and fix split predicate for X constraint.
4697 (copysigndf3_var): Similarly.
4699 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4701 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4702 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4703 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4705 2005-01-29 Richard Henderson <rth@redhat.com>
4708 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4709 of # and * in constraints.
4711 2005-01-29 Richard Henderson <rth@redhat.com>
4714 * expr.c (store_field): Don't strip sub-mode cast when the input
4715 data is even smaller.
4717 2005-01-29 Richard Henderson <rth@redhat.com>
4720 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4723 2005-01-29 Richard Henderson <rth@redhat.com>
4725 * combine.c (make_field_assignment): Fix argument order
4728 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4730 PR tree-optimization/15791
4731 * fold-const.c (extract_array_ref): New function.
4732 (fold): Fold comparisons between &a[i] and &a[j] or
4733 semantically equivalent trees.
4735 2005-01-29 Jeff Law <law@redhat.com>
4737 * gcse.c (insert_expr_in_table): Revamp handling of available
4738 and anticipatable occurrence lists to avoid unnecessary list
4740 (insert_set_in_table): Similarly.
4742 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4744 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4746 (c_build_qualified_type): Build qualified array types with
4747 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4748 * c-decl.c (c_make_fname_decl): Build unqualified array type
4749 before qualified type.
4750 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4751 type is qualified, not just if type itself is. Don't apply
4752 qualifiers to array type when declarator is processed. Apply
4753 qualifiers to field type whether or not it is an array type.
4754 Don't handle array types specially for applying qualifiers to
4756 * c-typeck.c (composite_type): Build unqualified element type and
4757 array type when forming composite of array types.
4758 (common_pointer_type, comptypes, comp_target_types,
4759 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4760 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4762 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4763 (args2) in variables a1 and a2.
4765 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4767 * cse.c (n_elements_made, max_elements_made): Remove.
4768 (insert): Don't touch n_elements_made.
4769 (cse_main): Don't touch n_elements_made or max_elements_made.
4771 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4774 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4775 configuration part of dp-bit.c to be lost.
4777 2005-01-28 Roger Sayle <roger@eyesopen.com>
4779 * expmed.c (expand_mult_highpart_optab): When attempting to use
4780 a non-widening multiplication in a wider mode, the operands need
4781 to be converted (zero or sign extended) to that mode.
4783 2005-01-28 Ian Lance Taylor <ian@airs.com>
4787 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4788 through if both operands fall through.
4790 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4792 * cse.c (fold_rtx) <PC>: Don't optimize.
4794 2005-01-28 Jeff Law <law@redhat.com>
4796 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4797 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4799 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4801 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4802 cse_reg_info_used_list_end): Remove.
4803 (cse_reg_info_list, cse_reg_info_list_free): New.
4804 (get_cse_reg_info): When allocating an instance of
4805 cse_reg_info, add it to the beginning of the cse_reg_info_list
4806 list. Remove code to maintain cse_reg_info_used_list.
4807 (new_basic_block): Reset the free list to the beginning of
4810 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4812 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4813 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4814 (frv_expand_mdpackh_builtin): New function.
4815 (frv_expand_builtin): Use it to expand __MDPACKH.
4816 * doc/extend.texi (__MDPACKH): Update documentation.
4818 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4820 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4821 SSE_FLOAT_MODE_P for use_sse computation.
4823 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4826 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4828 2005-01-27 Richard Henderson <rth@redhat.com>
4830 * builtins.c (expand_builtin_copysign): New.
4831 (expand_builtin): Call it.
4832 * genopinit.c (optabs): Add copysign_optab.
4833 * optabs.c (init_optabs): Initialize it.
4834 (expand_copysign): New.
4835 * optabs.h (OTI_copysign, copysign_optab): New.
4836 (expand_copysign): Declare.
4838 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4839 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4841 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4842 (ix86_expand_fp_absneg_operator): ... here.
4843 (ix86_split_copysign): New.
4844 * config/i386/i386-protos.h: Update.
4845 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4846 (copysignsf3, copysigndf3): New.
4848 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4849 (copysignsf3, ncopysignsf3): New.
4850 (copysigndf3, ncopysigndf3): New.
4851 (copysignxf3, ncopysignxf3): New.
4852 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4854 2005-01-27 Arend Bayer <arend.bayer@web.de>
4855 Kazu Hirata <kazu@cs.umass.edu>
4857 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4858 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4859 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4862 2005-01-27 Jeff Law <law@redhat.com>
4864 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4865 definitions of SSA_NAMEs which are not being rewritten.
4866 (rewrite_ssa_into_ssa): Only initialize the current definition
4867 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4868 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4869 SSA_NAMEs before returning.
4871 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4873 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4874 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4875 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4876 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4877 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4879 2005-01-27 Steven Bosscher <stevenb@suse.de>
4882 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4883 higher to -O2 and higher. Likewise for tree PRE.
4884 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4887 2005-01-27 Ian Lance Taylor <ian@airs.com>
4890 * gimple-low.c (try_catch_may_fallthru): New static function.
4891 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4892 * tree-inline.c (expand_call_inline): Don't warn about reaching
4893 the end of a non-void function being inlined if the function uses
4896 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4898 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4901 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4902 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4903 (implicitly_declare): Handle error_mark_node.
4905 2005-01-27 Richard Henderson <rth@redhat.com>
4908 * tree.h (struct tree_decl): Add debug_expr_is_from.
4909 (DECL_DEBUG_EXPR_IS_FROM): New.
4910 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4911 * dwarf2out.c (dwarf2out_var_location): Update to match.
4912 * tree-outof-ssa.c (create_temp): Likewise.
4913 * var-tracking.c (track_expr_p): Likewise.
4914 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4915 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4916 * toplev.c (default_tree_printer): Likewise.
4918 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4920 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4921 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4923 2005-01-27 Steven Bosscher <stevenb@suse.de>
4925 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4926 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4927 ASM_CLOBBERS): Add tree checks.
4929 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4930 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4931 * c-common.def (SWITCH_STMT): Update to match.
4932 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4933 macros instead of SWITCH_EXPR ones.
4934 * c-dump.c (c_dump_tree): Likewise.
4935 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4936 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4938 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4940 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4942 * unwind-dw2.c (execute_stack_op): Add missing cases for
4943 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4945 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4947 * config.gcc (Obsolete configurations): Remove 'dummy', add
4948 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4951 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4953 PR tree-optimization/19633
4954 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4956 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4957 are no call-clobbered variables.
4958 * tree-outof-ssa.c (check_replaceable): Return false for calls
4961 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4963 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4964 even for variables with NULL DECL_INITIAL.
4966 2005-01-26 Stuart Hastings <stuart@apple.com>
4968 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4970 2005-01-26 Richard Henderson <rth@redhat.com>
4973 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4975 * expr.c (store_field): Strip conversions to odd-bit-sized types
4976 if the destination field width matches.
4978 2005-01-26 Richard Henderson <rth@redhat.com>
4980 * c-decl.c, expmed.c, expr.c: Revert last change.
4982 2005-01-26 Richard Henderson <rth@redhat.com>
4985 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4987 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4988 if we don't need the bits above those present in the current mode.
4989 * expr.c (store_field): Strip conversions to odd-bit-sized types
4990 if the destination field width matches.
4992 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4994 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4995 either -ffast-math or -funsafe-math-optimizations is in use.
4997 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5001 * config/avr/avr.c (notice_update_cc): Only set condition code for
5002 ashrqi3 if shift count > 0.
5003 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5004 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5005 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5006 count <= 0 as a no-op, and shift count >= width by copying zero
5007 or sign bit to all bits of the result.
5008 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5009 count, with attribute "length" set to 0 and "cc" set to "none".
5011 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5013 * doc/invoke.texi: Document -mTLS.
5015 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5016 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5017 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5018 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5019 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5020 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5021 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5022 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5024 * configure.ac: Check for a TLS capable gas.
5026 * configure: Regenerate.
5028 2005-01-26 Richard Henderson <rth@redhat.com>
5031 * combine.c (make_field_assignment): Simplify store to zero_extract
5032 from a source with an overlapping mask.
5034 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5036 2004-11-11 Eric Christopher <echristo@redhat.com>
5038 * config/frv/frv.md: Add fr400_integer automaton. Don't
5039 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5042 2005-01-26 Steven Bosscher <stevenb@suse.de>
5045 * cfgbuild.c (make_edges): Do not clear or set
5046 current_function_has_computed_jump.
5047 * function.h (struct function): Remove the has_computed_jump field.
5048 (current_function_has_computed_jump): Do not define.
5049 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5050 in a computed jump. Ignore current_function_has_computed_jump.
5052 2005-01-26 Richard Henderson <rth@redhat.com>
5055 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5056 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5058 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5059 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5060 objects into static storage if they have more than one non-zero value.
5061 * tree.h (categorize_ctor_elements): Update decl.
5063 2005-01-26 Steven Bosscher <stevenb@suse.de>
5066 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5067 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5068 to this function from 2004-07-10.
5069 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5070 the current function for tail call optimizations if the address
5071 of one of it its arguments is taken.
5073 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5075 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5077 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5079 * function.c (expand_function_end): If current_function_calls_alloca,
5080 emit stack restore in a place that is reached when the function falls
5083 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5085 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5086 rule to avoid matching inappropriate suffix rule.
5088 2005-01-26 Jan Hubicka <jh@suse.cz>
5090 PR tree-optimization/19241
5091 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5093 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5095 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5096 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5098 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5099 <sim*>: Always use crt1.o, regardless of N in simN.
5100 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5101 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5102 (CRT_CALL_STATIC_FUNCTION): Remove.
5103 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5104 use crt1.o, regardless of N in simN.
5105 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5106 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5107 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5108 case isystem setting.
5109 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5111 2005-01-25 Ian Lance Taylor <ian@airs.com>
5113 * gimple-low.c (block_may_fallthru): Correct handling of
5114 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5116 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5118 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5119 handlers to match indentation; nested under the mtune=* handler.
5120 Similar for mcpu= and march=.
5122 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5124 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5125 * config/mips/linux64.h (LIB_SPEC): Likewise.
5126 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5127 * config/sh/linux.h (LIB_SPEC): Likewise.
5129 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5131 * config/frv/frv.c (frv_legitimize_tls_address): New.
5132 (TARGET_HAVE_TLS): Define.
5133 (FRV_SYMBOL_REF_TLS_P): Define.
5134 (frv_override_options): Handle new register classes.
5135 (frv_legitimate_address_p): Reject tls addresses.
5136 (frv_legitimize_address): Handle TLS addresses.
5137 (gen_inlined_tls_plt): New.
5139 (frv_legitimize_tls_address): New.
5140 (unspec_got_name): Add TLS entries.
5141 (got12_operand): Add R_FRV_TLSMOFF12 case.
5142 (frv_emit_move): Fixup TLS addresses.
5143 (frv_emit_movsi): Legitimize TLS addresses.
5145 * config/frv/frv.h (MASK_BIG_TLS): New.
5146 (TARGET_BIG_TLS): New.
5147 (HAVE_AS_TLS): Define.
5148 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5149 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5150 (REG_CLASS_NAMES): Same.
5151 (REG_CLASS_CONTENTS): Same.
5152 (CONSTRAINT_LEN): New.
5153 (REG_CLASS_FROM_CONSTRAINT): New.
5154 (PREDICATE_CODES): Add symbolic_operand.
5156 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5157 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5158 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5159 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5160 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5161 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5162 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5163 GR9_REG, GR14_REG, LRREG.
5164 (type): Add load_or_call attribute.
5165 ("load_or_call"): New reservation.
5166 ("call_gettlsoff"): New.
5167 ("tls_indirect_call"): New.
5168 ("tls_load_gottlsoff12"): New.
5169 ("tlsoff_hilo"): New.
5170 ("tls_tlsdesc_ldd"): New.
5171 ("tls_tlsoff_ld"): New.
5174 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5176 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5178 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5179 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5180 * config/frv/frv.c (TLS_BIAS): Define.
5181 (frv_output_dwarf_dtprel): New.
5183 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5185 PR rtl-optimization/19579
5186 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5187 both A and B, see if they don't clobber registers the other expr uses.
5189 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5191 * real.c (do_add): Initialize signalling and canonical members.
5193 * real.c (real_from_integer): Zero out destination.
5195 2005-01-18 Jan Hubicka <jh@suse.cz>
5197 PR tree-optimize/19337
5198 * tree-inline.c (initialize_inlined_parameters): Copy
5199 saved_static_chain_decl only.
5201 2005-01-25 Richard Henderson <rth@redhat.com>
5205 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5206 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5207 80387 enabled, to return a proper subclass. Return the subset that
5208 overlaps with GENERAL_REGS for PLUS.
5209 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5211 2005-01-25 Richard Henderson <rth@redhat.com>
5214 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5216 2005-01-25 Roger Sayle <roger@eyesopen.com>
5218 * expmed.c (choose_multiplier): Change interface to return the
5219 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5220 (expand_divmod): Update calls to choose_multiplier.
5222 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5225 * expmed.c (extract_bit_field): Use adjust_address instead of
5226 gen_lowpart when op0 is a MEM.
5228 2005-01-24 Steven Bosscher <stevenb@suse.de>
5230 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5232 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5234 * config/mips/irix-csr.c: New file.
5235 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5236 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5237 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5240 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5243 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5244 sparc/elf.h, add sparc/sp-elf.h.
5245 (sparc-*-rtems*): Likewise.
5246 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5247 tm-dwarf2.h, add sparc/sp-elf.h.
5248 (sparc86x-*-elf): Likewise.
5249 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5250 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5251 TARGET_OS_CPP_BUILTINS.
5252 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5253 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5255 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5256 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5257 (SWITCH_TAKES_ARG): Likewise.
5258 (LOCAL_LABEL_PREFIX): Likewise.
5259 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5260 (TARGET_N_FORMAT_TYPES): Delete.
5261 (TARGET_FORMAT_TYPES): Likewise.
5262 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5263 * config/sparc/elf.h: Delete.
5264 * config/sparc/sp-elf.h: New file.
5266 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5268 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5269 * tree-flow.h: Remove the corresponding prototype.
5270 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5271 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5273 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5276 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5277 for AIX ABI or ELF -fPIC.
5278 (rs6000_emit_load_toc_table): Don't create toc_section here.
5279 (rs6000_xcoff_file_start): Nor here.
5281 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5283 * sh.c (ra.h): Don't #include.
5284 (hard_regs_intersect_p): New function, resurrected from ra.c.
5286 * sh.c: Fix 1996 Copyright.
5288 2005-01-24 Richard Henderson <rth@redhat.com>
5289 Aldy Hernandez <aldyh@redhat.com>
5291 * regrename.c (note_sets): Handle subregs.
5293 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5296 * genconditions.c (write_header, write_conditions): Elide file if
5299 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5301 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5302 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5305 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5307 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5308 expand_builtin_printf, expand_builtin_fprintf,
5309 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5310 checking against POINTER_TYPE.
5311 (validate_arglist): Handle POINTER_TYPE code by checking
5314 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5316 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5318 (for_each_rtx): Call for_each_rtx_1.
5319 * rtl.h (init_rtlanal): Declare.
5320 * toplev.c (backend_init): Call init_rtlanal.
5322 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5324 * flow.c (propagate_one_insn): Formatting.
5327 * flow.c (libcall_dead_p): Be more conservative if unsure.
5328 If there are any instructions between insn and call, see if they are
5329 all dead before saying the libcall is dead.
5331 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5333 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5334 operand constraint for operand 0.
5336 2005-01-23 Richard Henderson <rth@redhat.com>
5339 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5340 edges leading to join block.
5342 2005-01-23 Roger Sayle <roger@eyesopen.com>
5344 * expmed.c (expand_mult_highpart): Make static. Change type of
5345 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5346 (expand_divmod): Updates calls to expand_mult_highpart by using
5347 gen_int_mode to pass a CONST_INT rtx.
5348 * rtl.h (expand_mult_highpart): Remove prototype.
5350 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5352 * flow.c (regset_bytes, regset_size): Remove.
5354 * cfganal.c: Fix a reference to Harvey's paper.
5356 2005-01-23 Steven Bosscher <stevenb@suse.de>
5358 PR rtl-optimization/19464
5359 * tree-optimize.c (init_tree_optimization_passes): Add one more
5360 copyrename pass just before out-of-ssa.
5362 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5365 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5366 * ggc-none.c (ggc_free): Define.
5368 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5370 * cse.c (max_reg, max_insn_uid): Remove.
5371 (cse_main): Don't access max_reg or max_insn_uid.
5373 * c-common.c (explicit_flag_signed_bitfields,
5374 lang_statement_code_p, lang_expand_function_end): Remove.
5375 * c-common.h: Remove the corresponding declarations.
5376 * c-opts.c (c_common_handle_option): Remove all write access
5377 to explicit_flag_signed_bitfields.
5379 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5380 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5381 * cgraph.h: Remove the corresponding declaration.
5383 * gcse.c (null_pointer_info): Remove.
5385 2005-01-23 Roger Sayle <roger@eyesopen.com>
5386 Eric Botcazou <ebotcazou@libertysurf.fr>
5388 * combine.c (simplify_logical): Only simplify logical expressions
5389 of the form ior(and(x,y),z) by the inverse distributive law if the
5390 result is cheaper than the original.
5392 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5394 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5395 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5396 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5397 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5398 config/freebsd-spec.h, config/arm/arm.h,
5399 config/h8300/h8300.md, config/i386/i386.md,
5400 config/i386/predicates.md, config/i386/sse.md,
5401 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5402 config/vax/vax.md: Fix comment typos. Follow spelling
5405 2005-01-23 Steven Bosscher <stevenb@suse.de>
5407 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5408 tests, instead of `less than'.
5410 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5412 * function.c (assign_parm_setup_block): When creating a new stack slot
5413 for a parameter, get its alignment from the parameter's DECL_ALIGN
5414 rather than the type's TYPE_ALIGN. Make sure that the parameter
5415 is at least word aligned.
5417 2005-01-22 Roger Sayle <roger@eyesopen.com>
5420 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5422 2005-01-22 Richard Henderson <rth@redhat.com>
5425 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5426 in both compare operands.
5427 (movdfcc_1_sse_max): Likewise.
5428 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5429 (movdfcc_1_sse): Likewise.
5430 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5431 scratch register as needed.
5433 2005-01-22 Richard Henderson <rth@redhat.com>
5435 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5437 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5439 2005-01-22 Richard Henderson <rth@redhat.com>
5441 * genopinit.c (optabs): Use smin/smax for floating point too.
5442 * doc/md.texi: Update to match. Clarify that floating point
5443 results are undefined for +0/-0 and NaN.
5444 * doc/rtl.texi: Likewise.
5445 * rtl.def (SMIN, SMAX): Likewise
5446 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5448 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5449 leading 's' to the name.
5450 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5451 smaxxf3, sminxf3): Likewise.
5452 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5455 2005-01-22 Paul Brook <paul@codesourcery.com>
5457 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5459 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5461 * config/s390/s390.c (struct processor_costs): New fields
5462 dlgr, dlr, dr, dsgfr, dsgr.
5463 (z900_cost, z990_cost): Values for new fields.
5464 (s390_rtx_costs): New cases MEM und COMPARE in switch
5465 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5466 DIV, MOD, UDIV, UMOD.
5468 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5470 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5471 into the register being decremented.
5472 ("doloop_si31", "doloop_di"): Likewise.
5473 ("*doloop_si_long"): Adapt pattern.
5475 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5477 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5479 (CLASS_MAX_NREGS): Likewise.
5481 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5483 * doc/tree-ssa.texi (Statement Operands): Add example for new
5484 must-def macro. Note deprecation of old operands interface.
5486 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5488 PR tree-optimization/19484
5489 * tree-cfg.c (remove_fallthru_edge): New function.
5490 (cleanup_control_flow): Remove fallthru edges from calls that are
5491 now known not to return.
5493 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5495 Fix PR tree-optimization/19038
5496 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5497 copies with loop variant ones.
5499 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5501 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5502 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5503 config/alpha/alpha.md, config/alpha/predicates.md,
5504 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5505 config/sparc/sol2.h: Update copyright.
5507 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5508 first label to see if it is a nonlocal label.
5510 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5511 Andrew Pinski <pinskia@physics.uc.edu>
5514 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5515 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5517 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5519 * config/rs6000/rtems.h: Update copyright.
5521 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5524 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5525 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5526 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5528 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5531 * c-typeck.c (convert_arguments): Check for error_mark_node.
5533 2005-01-21 Ian Lance Taylor <ian@airs.com>
5535 PR tree-optimization/13000
5536 * tree-inline.c: Include "tree-flow.h".
5537 (expand_call_inline): If warn_return_type, warn if non-void inline
5538 function falls through.
5539 * tree-cfg.c (execute_warn_function_return): Don't warn about
5540 control reaching end if TREE_NO_WARNING is set. Set
5542 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5544 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5545 branch if we don't need one.
5546 * c-typeck.c: Include "tree-flow.h"
5547 (c_finish_bc_stmt): Don't add a goto if the current statement
5548 list doesn't fall through to the current point.
5550 2005-01-21 Roger Sayle <roger@eyesopen.com>
5552 PR rtl-optimization/576
5553 * real.c (real_arithmetic): Change return type from void to bool
5554 to return an indication that the result may be inexact.
5555 * real.h (real_arithmeric): Update prototype.
5556 * fold-const.c (const_binop): Don't constant fold floating
5557 point expressions when the user specifies -frounding-math and
5558 the result may depend upon the run-time rounding mode.
5559 (fold_convert_const_real_from_real): Clean-up.
5560 (fold_initializer): Ignore flag_rounding_math for initializers.
5561 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5562 constant fold FP operations with flag_rounding_math if the
5563 result may depend upon the run-time rounding mode.
5565 2005-01-21 Tom Tromey <tromey@redhat.com>
5567 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5569 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5571 * tree-cfg.c: Fix comment typos.
5573 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5575 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5576 around the call to rest_of_handle_branch_target_load_optimize.
5578 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5580 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5581 (sparc64-*-openbsd*): Likewise.
5582 (sparclite-*-elf*): Include tm-dwarf2.h.
5583 (sparc86x-*-elf*): Likewise.
5584 (sparc64-*-elf*): Likewise.
5585 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5586 (DBX_DEBUGGING_INFO): Likewise.
5587 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5588 (PREFERRED_DEBUGGING_TYPE): Likewise.
5589 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5590 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5591 (PREFERRED_DEBUGGING_TYPE): Likewise.
5592 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5593 (PREFERRED_DEBUGGING_TYPE): Likewise.
5594 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5596 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5599 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5601 2005-01-20 Paul Brook <paul@codesourcery.com>
5603 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5605 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5607 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5608 label is first in a sequence of labels.
5610 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5612 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5613 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5615 * doc/sourcebuild.texi (Test Directives): New.
5617 2005-01-20 Roger Sayle <roger@eyesopen.com>
5619 * real.c (real_floor): Don't leave the result uninitialized when
5620 mode is VOIDMode, but return the unrounded intermediate value.
5621 (real_ceil): Likewise.
5623 2005-01-20 Paul Brook <paul@codesourcery.com>
5625 * config/arm/arm.md (insv): Use gen_int_mode.
5627 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5629 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5630 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5631 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5632 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5633 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5635 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5638 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5639 fbreg, so we have to assume we can't.
5640 (loc_descriptor_from_tree_1): Ditto.
5641 (containing_function_has_frame_base): New function.
5642 (add_location_or_const_value_attribute): Use it.
5643 Also try to generate a frame_base from a single element location
5646 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5648 PR tree-optimization/15349
5649 * timevar.def (TV_TREE_MERGE_PHI): New.
5650 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5652 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5653 calls to tree_forwarder_block_p.
5654 (remove_forwarder_block_with_phi, merge_phi_nodes,
5655 gate_merge_phi, pass_merge_phi): New.
5656 * tree-optimize.c (init_tree_optimization_passes): Add
5658 * tree-pass.h: Add an extern for pass_merge_phi;
5660 2005-01-20 Richard Henderson <rth@redhat.com>
5663 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5664 (_mm_castps_pd, _mm_castps_si128): New.
5665 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5667 2005-01-20 Richard Henderson <rth@redhat.com>
5670 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5671 __builtin_ia32_vec_init_v2si.
5672 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5673 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5674 (ix86_init_mmx_sse_builtins): Create it.
5675 (ix86_expand_builtin): Expand it.
5676 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5677 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5678 (vec_extractv2si_0, vec_extractv2si_1): New.
5680 2005-01-20 Richard Henderson <rth@redhat.com>
5683 * config/i386/i386.c (ix86_expand_push): New.
5684 * config/i386/mmx.md (push<MMXMODE>1): New.
5685 * config/i386/sse.md (push<SSEMODE>1): New.
5686 * config/i386/i386-protos.h: Update.
5688 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5690 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5693 2005-01-20 Richard Henderson <rth@redhat.com>
5695 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5696 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5698 2005-01-19 Richard Henderson <rth@redhat.com>
5701 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5702 to V4SFmode in SSE1 fallback load path.
5704 2005-01-19 Richard Henderson <rth@redhat.com>
5706 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5707 in QImode expansion to ix86_expand_vector_set.
5708 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5710 2005-01-19 Richard Henderson <rth@redhat.com>
5713 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5714 subclass of the input class.
5715 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5716 Always true for cross-SSE1 classes. Rationalize conditionals.
5717 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5718 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5719 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5720 (movdi_2): Add MMX/SSE zeros.
5721 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5722 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5723 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5724 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5725 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5726 (zero_extendsidi2_rex64_1): Remove.
5727 (MOV0 peephole): Check GENERAL_REG_P.
5729 2005-01-19 Richard Henderson <rth@redhat.com>
5732 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5734 (ix86_expand_vector_extract): Likewise.
5736 2005-01-19 Richard Henderson <rth@redhat.com>
5739 * expr.c (emit_move_change_mode): New argument force; use
5740 simplify_gen_subreg if true.
5741 (emit_move_via_alt_mode): Merge into ...
5742 (emit_move_via_integer): ... here.
5743 (emit_move_ccmode): Use emit_move_change_mode directly.
5745 2005-01-19 Richard Henderson <rth@redhat.com>
5748 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5749 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5750 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5752 (alpha_emit_set_const): Likewise. Make static.
5753 (alpha_emit_set_long_const): Make static.
5754 (alpha_extract_integer): Split out from alpha_expand_mov.
5755 (alpha_split_const_mov): Likewise.
5756 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5757 (alpha_legitimate_constant_p): New.
5758 * config/alpha/alpha-protos.h: Update.
5759 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5760 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5761 * config/alpha/alpha.md (movsi): Add n alternative.
5762 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5763 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5764 (splitters for all of the above): Use alpha_split_const_mov.
5765 * config/alpha/predicates.md (non_add_const_operand): New.
5766 (non_zero_const_operand): New.
5767 (input_operand): Use alpha_legitimate_constant_p after reload.
5769 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5771 PR tree-optimization/19038
5772 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5773 (add_candidate): Add ivs with increment in latch only if
5774 allow_ip_end_pos_p is true.
5775 (determine_iv_cost): Use empty_block_p.
5777 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5779 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5780 (compute_dominance_frontiers): Ditto.
5782 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5785 * config/sh/t-rtems: New.
5786 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5788 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5790 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5791 the offset of the selected field.
5793 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5795 * tree-cfg.c (remove_forwarder_block): Fix the check to
5796 prevent a nonlocal label from appearing in the middle of a
5799 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5801 PR rtl-optimization/19462
5802 * reorg.c (find_end_label): Create return insn only if
5803 current_function_epilogue_delay_list is empty.
5805 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5807 * doc/passes.texi: Remove paragraph mentioning new-ra.
5809 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5811 PR rtl-optimization/15139
5812 * combine.c: Include params.h.
5813 (count_rtxs): New function.
5814 (record_value_for_reg): If replace_rtx would replace at least
5815 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5816 (clobber (const_int 0)) instead of TEM.
5817 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5818 * params.h (MAX_LAST_VALUE_RTL): New.
5819 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5820 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5823 * c-typeck.c (digest_init): Only call build_vector if all constructor
5824 elements are *_CST nodes.
5825 * gimplify.c (gimplify_init_constructor): Likewise.
5828 * c-typeck.c (digest_init): Only call build_vector if inside_init
5831 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5833 * toplev.c (init_asm_output): Remove dead #ifdef.
5835 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5837 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5839 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5841 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5842 accessing DECL_FUNCTION_CODE.
5843 * dojump.c (do_jump): Likewise.
5844 * gimplify.c (gimplify_call_expr): Likewise.
5845 * predict.c (expr_expected_value): Likewise.
5846 (strip_builtin_expect): Likewise.
5847 * tree-inline.c (estimate_num_insns_1): Likewise.
5848 * tree-ssa-loop-im.c (stmt_cost): Likewise
5849 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5850 (tree_expr_nonnegative_p): Likewise.
5852 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5854 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5855 variant of the load_pcrel_sym pattern.
5856 * config/sparc/sparc.md (P macro): Move to the top.
5857 (load_pcrel_sym): Macroize using P.
5858 (save_register_window): Likewise.
5860 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5862 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5865 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5868 * c-typeck.c (build_asm_expr): Strip nops off
5869 input memory operands.
5871 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5873 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5874 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5875 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5876 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5878 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5881 * config/i386/i386.c (override_options): If the 80387 is disabled,
5882 then do not return FP values using FP registers.
5884 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5886 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5887 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5888 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5889 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5890 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5891 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5892 output.h, postreload-gcse.c, postreload.c, recog.c,
5893 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5894 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5895 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5896 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5897 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5898 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5899 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5900 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5902 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5903 config/alpha/alpha.c, config/arm/vfp.md,
5904 config/i386/emmintrin.h, config/i386/i386-modes.def,
5905 config/i386/i386-protos.h, config/i386/i386.h,
5906 config/i386/pmmintrin.h, config/i386/ppro.md,
5907 config/i386/predicates.md, config/i386/xmmintrin.h,
5908 config/i860/i860.c, config/ia64/ia64-modes.def,
5909 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5910 config/ia64/ia64.md, config/ia64/itanium1.md,
5911 config/ia64/itanium2.md, config/ia64/predicates.md,
5912 config/iq2000/iq2000.h, config/mips/linux64.h,
5913 config/rs6000/aix41.h, config/rs6000/aix43.h,
5914 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5915 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5916 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5917 config/sparc/linux64.h, config/sparc/litecoff.h,
5918 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5919 config/sparc/sparc.h, config/sparc/sparc.md,
5920 config/sparc/sysv4-only.h: Update copyright.
5922 2005-01-18 Richard Henderson <rth@redhat.com>
5925 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5927 2005-01-18 Marc Espie <espie@openbsd.org>
5928 * config/i386/openbsdelf.h: Typo.
5930 2005-01-18 Richard Henderson <rth@redhat.com>
5932 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5933 special case for sse.
5934 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5936 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5938 * tree-inline.c (estimate_num_insns_1): Added cases for
5939 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5941 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5943 PR rtl-optimization/19296
5944 * combine.c (simplify_comparison): Rewrite the condition under
5945 which a non-paradoxical SUBREG of a PLUS can be lifted when
5946 compared against a constant.
5948 2005-01-18 Andi Kleen <ak@muc.de>
5950 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5951 * c.opt (-Wpointer-sign): Add.
5952 * doc/invoke.texi: (-Wpointer-sign): Add.
5954 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5956 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5957 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5958 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5959 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5960 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5961 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5962 for TARGET_MIX_SSE_I387.
5963 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5964 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5965 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5966 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5967 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5968 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5969 TARGET_MIX_SSE_I387.
5970 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5973 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5976 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5977 Add movaps alternative for xmm reg->reg move.
5979 2005-01-17 Jeff Law <law@redhat.com>
5981 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5982 at the end of the main DOM loop rather than just before DOM exits.
5984 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5986 PR tree-optimization/19121
5987 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5988 adding aliases to a name tag, also add them to the pointer's
5990 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5991 sensitive alias info at all. Only check that the two pointers
5992 have compatible pointed-to sets.
5993 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5994 a pointer's type tag is a superset of the alias set of the
5997 2005-01-17 James E Wilson <wilson@specifixinc.com>
6000 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6001 comment to document why.
6003 2005-01-17 Richard Henderson <rth@redhat.com>
6005 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6006 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6007 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6008 sse2_vmsminv2df3_finite): New.
6009 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6010 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6011 Force op1 into register.
6013 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6015 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6016 bubblestrap from always rebuilding build directory.
6018 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6020 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6021 ("*cmpmem_short"): Likewise.
6023 2005-01-17 Steven Bosscher <stevenb@suse.de>
6025 * basic-block.h: Document BB_* flags.
6026 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6027 use an sbitmap instead.
6028 * sched-rgn.c (compute_trg_info): Likewise.
6030 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6032 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6033 redundant target_cpu_default and extra_parts lines. Use the default
6035 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6036 (SUBTARGET_EXTRA_SPECS): Delete.
6037 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6038 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6039 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6040 and "n32" for -mabi=n32.
6042 2005-01-17 Ian Lance Taylor <ian@airs.com>
6045 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6046 fold constant variables into initial values.
6048 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6050 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6052 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6053 through the statements backward.
6055 2005-01-17 Ian Lance Taylor <ian@airs.com>
6057 PR middle-end/13127:
6058 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6059 a variable set to the return value of the inlined function.
6061 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6063 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6064 when modes are tieable.
6066 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6068 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6069 of pthread_create to find out if threads are enabled.
6070 * gthr-posix95.h (__gthread_active_p): Likewise.
6072 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6074 * common.opt (-fnew-ra): Remove.
6076 * toplev.h (flag_new_regalloc): Remove.
6077 * Makefile.in (ra*.*): Don't mention.
6078 * passes.c (rest_of_handle_new_regalloc): Remove.
6079 (rest_of_handle_combine, rest_of_compilation): Always consider
6080 flag_new_regalloc as false.
6081 * doc/invoke.texi: Don't document -fnew-ra.
6083 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6085 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6086 last parameter to reg_scan.
6087 * loop.c (loop_optimize): Likewise.
6088 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6089 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6090 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6091 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6092 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6093 * regclass.c (reg_scan): Likewise, for the declaration.
6094 * rtl.h (reg_scan): Likewise, for the prototype.
6096 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6098 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6099 mark_dfs_back_edges.
6101 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6103 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6104 (compute_avail): Uses don't go in tmp_gen.
6106 2005-01-16 Steven Bosscher <stevenb@suse.de>
6108 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6109 loop to look for a free slot in a page entry.
6111 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6114 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6115 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6116 just before targetm.asm_out.file_end.
6117 * tree.h (process_pending_assemble_output_defs): Declare.
6118 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6120 (assemble_alias): Defer generation of assembly code for defines when
6121 TARGET_DEFERRED_OUTPUT_DEFS is true.
6122 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6123 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6124 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6126 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6129 * pa.c (pa_scalar_mode_supported_p): New function.
6130 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6131 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6133 * pa-protos.h (prefetch_operand): Delete.
6134 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6135 * pa.c (prefetch_operand): Delete.
6136 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6137 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6138 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6139 and prefetch_nocc_operand.
6140 * pa.md (prefetch): Rework to avoid reload problems handling short
6141 displacements when a cache control completer needs to be provided.
6142 (prefetch_32, prefetch_64): Delete.
6143 (prefetch_cc, prefetch_nocc): New patterns.
6145 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6147 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6149 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6152 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6153 exceeds maximum alignment for global common data.
6154 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6155 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6157 2004-01-15 Roger Sayle <roger@eyesopen.com>
6159 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6161 2004-01-15 Roger Sayle <roger@eyesopen.com>
6163 * harg-reg-set.h (reg_class_names): Prototype global array.
6164 * regclass.c (reg_class_names): Declare here and initialize to
6166 (dump_regclass): Remove local declaration of reg_class_names.
6167 (regclass): Likewise.
6168 * cfg.c (dump_flow_info): Likewise.
6169 * ra-debug.c (reg_class_names): Likewise.
6170 * regrename.c (reg_class_names): Likewise.
6171 * reload.c (reg_class_names): Likewise.
6172 * reload1.c (spill_failure): Likewise.
6173 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6175 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6177 * config/s390/s390.md ("reload_outti"): Remove predicate for
6178 output operand. Abort if operand is not a MEM.
6179 ("reload_outdi", "reload_outdf"): Likewise.
6181 2005-01-15 Marc Espie <espie@openbsd.org>
6183 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6184 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6185 * config/openbsd.h: Fix C++ includes for native configurations.
6186 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6187 Add trampoline support.
6188 * config/i386/openbsdelf.h: New.
6190 2005-01-15 Marc Espie <espie@openbsd.org>
6192 * collect2.c (main): Explicitly parse -dynamic-linker option.
6194 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6196 PR tree-optimization/19060
6197 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6198 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6199 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6200 and handle extract_range_from_cond returning false.
6201 * fold-const.c (fold): Optimize comparisons with min/max even for
6202 width > HOST_BITS_PER_WIDE_INT.
6204 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6206 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6207 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6208 Remove little endian multilib variants.
6209 Add mips32 multilib variant.
6211 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6213 * explow.c (copy_all_reg, stabilize): Remove.
6214 * expr.h: Remove the corresponding prototypes.
6216 * rtlanal.c (regs_set_between_p): Remove.
6217 * rtl.h: Remove the corresponding prototype.
6219 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6221 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6222 to rs6000_nonimmediate_operand.
6223 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6224 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6225 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6226 rs6000_nonimmediate_operand.
6227 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6228 rs6000_nonimmediate_operand.
6230 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6232 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6234 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6236 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6238 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6239 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6241 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6242 (rs6k_nonimmediate_operand): New.
6243 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6245 (legitimate_lo_sum_address_p): Same.
6246 (rs6000_legitimize_address): Same.
6247 (rs6000_legitimize_reload_address): Same.
6248 (rs6000_legitimate_address): Same.
6249 (spe_build_register_parallel): Pass DF and DC modes in a DI
6252 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6253 to rs6k_nonimmediate_operand.
6255 * config/rs6000/spe.md ("*frob_df_di"): New.
6256 ("*frob_di_df"): New.
6257 ("*frob_di_df_2"): New.
6258 ("*mov_sidf_e500_subreg0"): New.
6259 ("*mov_sidf_e500_subreg4"): New.
6260 ("*movdf_e500_double"): Change predicate to
6261 rs6k_nonimmediate_operand.
6263 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6265 * postreload.c (move2add_note_store): Only call
6266 trunc_int_for_mode on scalar integers.
6268 2005-01-14 Steven Bosscher <stevenb@suse.de>
6270 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6271 replace BB_VISITED uses.
6272 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6273 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6274 (tree_dce_done): Free visited_control_parents.
6275 (perform_tree_ssa_dce): Allocate and clear it.
6276 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6277 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6278 instead of BB_VISITED.
6280 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6282 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6283 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6284 Remove unused prototypes.
6286 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6288 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6289 64-bit register usage.
6290 (spe_func_has_64bit_regs_p): Add FIXME note.
6292 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6294 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6295 flag_finite_math_only with flag_unsafe_math_optimizations.
6297 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6299 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6301 (__tpf_eh_return): Copy TPF private stack area from the module
6302 boundary stack frame. Add check for when module addresses are
6303 equal, but no stub address is found.
6305 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6308 * arm.h (struct machine_function): Add call_via field.
6309 (thumb_call_via_label): Declare.
6310 * arm.c (thumb_call_via_label): New variable.
6311 (thumb_call_reg_needed): New variable.
6312 (arm_output_function_epilogue): For Thumb code, output any per-function
6313 call-indirect trampolines.
6314 (thumb_call_via_reg): New function.
6315 (arm_file_end): New function.
6316 (TARGET_ASM_FILE_END): Call arm_file_end.
6317 (aof_file_end): Likewise.
6318 * arm-protos.h (thumb_call_via_reg): Declare.
6319 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6320 thumb_call_via_reg in normal case.
6322 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6325 PR rtl-optimization/19348
6326 * recog.c (peephole2_optimize): Do global life update if some peephole
6327 decides it doesn't need at least one of its inputs and that change
6328 influences liveness at the start of the basic block.
6330 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6331 arguments instead of 1.
6333 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6336 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6337 zero for nested functions needing a static chain or functions
6338 with a non-constant address.
6340 2005-01-13 Roger Sayle <roger@eyesopen.com>
6342 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6343 (and (sign_extend X) C) into (zero_extend (and X C)).
6345 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6347 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6349 2005-01-13 Richard Henderson <rth@redhat.com>
6354 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6355 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6356 not just TARGET_SSE.
6357 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6358 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6359 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6360 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6361 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6362 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6363 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6364 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6365 (movdicc_c_rex64): Rename with '*'.
6366 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6367 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6368 (movsfcc_1_387): Rename from movsfcc_1.
6369 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6370 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6371 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6372 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6373 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6374 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6375 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6376 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6377 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6378 sse_movdfcc_const0_4): Remove.
6379 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6380 recognize min/max early. Update for changed sse cmove patterns.
6381 (ix86_split_sse_movcc): New.
6382 * config/i386/i386-protos.h: Update.
6384 2005-01-13 Steven Bosscher <stevenb@suse.de>
6386 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6387 (fix_stmt_v_may_defs): Likewise.
6389 2005-01-13 Richard Henderson <rth@redhat.com>
6391 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6392 for converting the mask.
6394 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6396 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6399 2005-01-13 Richard Henderson <rth@redhat.com>
6401 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6402 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6403 IX86_BUILTIN_MOVDQ2Q): Remove.
6404 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6405 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6406 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6408 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6409 (sse2_pextrw): Fix immediate constraint.
6410 (sse2_loadq, sse2_loadq_rex64): Remove.
6411 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6412 Use __builtin_ia32_vec_ext_<size>.
6413 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6415 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6417 * function.c (assign_parm_setup_block): Look inside original
6418 entry_parm when inspecting PARALLEL.
6420 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6421 Joel Sherrill <joel@oarcorp.com>
6424 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6425 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6426 rtems_gxx_recursive_mutex_init.
6427 (__gthread_recursive_mutex_lock): New function.
6428 (__gthread_recursive_mutex_trylock): Likewise.
6429 (__gthread_recursive_mutex_unlock): Likewise.
6431 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6433 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6435 2005-01-13 Jan Beulich <jbeulich@novell.com>
6437 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6438 (ashrti3_internal): Indicate output is early clobber. Generate result
6439 into output rather than first input. Use move for low word of output
6440 if shift count is exactly 64.
6441 (lshrti3_internal): Likewise.
6443 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6447 * reload1.c (delete_output_reload): Don't delete an output reload
6448 if the pseudo lives longer than a single basic block. Adjust and
6449 improve wording of comment.
6451 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6454 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6455 of TYPE_SIZE where we mean the number of bytes.
6457 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6459 * function.c (assign_parm_setup_block): Relax condition on
6460 multi-register optimization.
6462 2005-01-12 Nick Clifton <nickc@redhat.com>
6464 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6465 an "in_delay_slot" attribute of "no" to prevent them being used in
6466 delay slots. This is forbidden because they might generate
6469 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6472 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6475 2005-01-12 Nick Clifton <nickc@redhat.com>
6477 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6478 passed on to GAS) but do not define, as GAS no longer supports or
6479 needs the -m2000 option.
6481 2005-01-11 Roger Sayle <roger@eyesopen.com>
6483 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6484 type as args of unprototyped builtins aren't automatically promoted.
6485 (fold_builtin_abs): Likewise.
6487 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6489 * Makefile.in: Set a `build-warn' variable.
6491 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6493 PR tree-optimization/17949
6494 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6495 (find_interesting_uses_address): Use it.
6497 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6499 * regrename.c (kill_value): Handle subreg's that won't simplify.
6501 2005-01-11 Richard Henderson <rth@redhat.com>
6504 * config/i386/i386.h (enum ix86_builtins): Move ...
6505 * config/i386/i386.c: ... here.
6506 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6507 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6508 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6509 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6510 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6511 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6512 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6513 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6514 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6515 IX86_BUILTIN_LOADDDUP): Remove.
6516 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6517 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6518 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6519 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6520 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6521 (ix86_init_builtins): Make static.
6522 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6523 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6524 if all the modes match. Otherwise, fake it.
6525 (get_element_number, ix86_expand_vec_init_builtin,
6526 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6527 (ix86_expand_builtin): Make static. Update for changed builtins.
6528 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6529 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6530 (ix86_expand_vector_init_duplicate): New.
6531 (ix86_expand_vector_init_low_nonzero): New.
6532 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6533 Split out from ix86_expand_vector_init; handle integer modes.
6534 (ix86_expand_vector_init): Use them.
6535 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6536 * config/i386/i386-protos.h: Update.
6537 * config/i386/predicates.md (reg_or_0_operand): New.
6538 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6539 (movv2sf_internal): Likewise. And a splitter to match them all.
6540 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6541 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6542 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6543 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6544 (mmx_pinsrw): Fix operand ordering.
6545 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6546 rather than sse_loadss expander.
6547 (movv2df splitter): Similarly.
6548 (sse_loadss, sse_loadlss): Remove.
6549 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6550 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6551 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6552 (sse3_movddup): Rename with '*'.
6553 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6554 (sse2_loadsd): Remove.
6555 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6556 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6557 (sse2_pinsrw): Fix argument ordering.
6558 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6559 (sse2_stored): Remove 'r' destination.
6560 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6561 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6562 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6563 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6564 vec_extractv16qi, vec_initv16qi): New.
6566 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6567 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6568 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6570 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6571 (_mm_load_si128, _mm_store_si128): Likewise.
6572 (_mm_load1_pd): Use _mm_set1_pd.
6573 (_mm_load_sd): Use _mm_set_sd.
6574 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6575 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6576 (_mm_set_epi64): Use _mm_set_epi64x.
6577 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6578 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6579 _mm_setr_epi8): Use _mm_set_foo form.
6580 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6581 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6582 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6583 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6584 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6585 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6586 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6587 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6588 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6589 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6590 (_mm_movedup_pd): Use _mm_shuffle_pd.
6591 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6592 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6593 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6594 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6596 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6597 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6598 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6599 (_mm_store_ps): Use raw dereference.
6600 (_mm_store1_ps): Use _mm_storeu_ps.
6601 (_mm_storer_ps): Use _mm_store_ps.
6602 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6603 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6605 2005-01-11 Stan Shebs <shebs@apple.com>
6607 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6608 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6610 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6613 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6614 Skip all DECLs except for FIELD_DECLs.
6616 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6618 * config/s390/s390.c (override_options): Return error if
6619 -mbackchain, -mpacked-stack and -mhard-float are used together.
6620 (s390_va_start): Remove the backchain && packed-stack special case.
6621 (s390_gimplify_va_arg): Likewise.
6622 * doc/invoke.texi: Remove the ABI incompatibility note.
6624 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6626 * config/s390/s390.c (struct s390_frame_layout): Remove
6628 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6629 save_backchain_p with TARGET_BACKCHAIN.
6631 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6634 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6635 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6636 * function.c (locate_and_pad_parm): Set new field.
6637 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6638 Tweak where_pad test to include "none". Always set mem align for
6640 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6641 not sufficient for type.
6642 (assign_parm_setup_block): If stack_parm is zero on entry, always
6643 make a new stack local. Block move old stack parm if necessary
6644 to new aligned stack local.
6645 (assign_parm_setup_stack): Use a block move to handle
6646 potentially misaligned entry_parm.
6647 (assign_parms_unsplit_complex): Specify required alignment when
6648 creating stack local.
6649 * calls.c (compute_argument_addresses): Override alignment of stack
6650 arg calculated from its type with the alignment given by
6651 FUNCTION_ARG_BOUNDARY.
6652 (store_one_arg): Likewise.
6654 2005-01-11 Jan Beulich <jbeulich@novell.com>
6656 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6657 Change respective itanium_class attribute to ialu.
6658 (shladdp4_internal): New.
6659 * config/ia64/predicates.md (shladd_log2_operand): New.
6661 2005-01-11 Richard Henderson <rth@redhat.com>
6663 * expr.c (store_constructor): Use rtvec_alloc instead of
6664 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6666 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6668 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6670 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6672 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6673 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6674 (TARGET_RWRELOC): Define.
6675 (ia64_rwreloc_section_type_flags): Delete.
6676 (ia64_section_type_flags): New function.
6677 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6678 (TARGET_RWRELOC): Define.
6680 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6683 * config/ia64/ia64.c (process_set): For alloc insn, only call
6684 process_epilogue is !frame_pointer_needed.
6686 2005-01-10 Roger Sayle <roger@eyesopen.com>
6689 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6690 unary operator and can't be treated as a binary/comparison operator.
6692 2005-01-10 Richard Henderson <rth@redhat.com>
6694 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6695 (ix86_return_in_memory): Likewise.
6696 (function_arg_advance): Likewise. Mirror structure in function_arg
6697 for choosing register to advance.
6699 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6701 * tree-vectorizer.c, tree.def: Fix comment typos.
6703 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6705 * config/s390/s390.c (struct processor_costs): 4 new fields:
6706 ddbr, ddr, debr, der.
6707 (s390_rtx_costs): More precise handling of divide instructions.
6709 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6711 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6713 2005-01-10 Jan Beulich <jbeulich@novell.com>
6715 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6716 names resulting from -ffunction-sections/-fdata-sections and linkonce
6718 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6719 based on the section name. Rearrange the section name comparison logic
6720 slightly so that each section name is compared against at most once.
6722 2005-01-10 Ben Elliston <bje@au.ibm.com>
6724 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6725 targets for which -fPIC reduces limitations on the GOT size.
6727 2005-01-09 Falk Hueffner <falk@debian.org>
6729 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6732 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6735 * collect2.c (main): Set aixrtl_flag for -brtl option.
6736 (resolve_lib_name): Search for .so file extension before .a
6739 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6741 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6742 (vect_analyze_data_refs_alignment): Add dump prints.
6744 2005-01-09 Ira Rosen <irar@il.ibm.com>
6746 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6747 expr_invariant_in_loop_p.
6748 Initialize outputs first thing in the function.
6749 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6750 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6751 (vect_analyze_pointer_ref_access): Check that the initial condition of
6752 the access function is loop invariant.
6754 2005-01-09 Richard Henderson <rth@redhat.com>
6756 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6757 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6758 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6759 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6760 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6761 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6762 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6763 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6764 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6765 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6766 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6767 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6768 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6769 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6770 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6771 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6772 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6773 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6774 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6775 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6776 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6777 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6778 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6780 (mmx_clrdi, pavgusb): Remove.
6781 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6782 with leading sse_ prefix.
6783 * config/i386/sse.md: Receive them.
6784 * config/i386/mmx.md: New file.
6785 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6786 (subrv2sf3): Turn into expander for normal subtraction.
6787 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6788 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6789 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6790 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6791 commutative; use ix86_binary_operator_ok.
6792 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6793 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6794 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6795 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6796 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6797 Macroize from existing patterns; use ix86_binary_operator_ok.
6798 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6799 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6800 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6801 with vec_select+vec_concat.
6802 (mmx_pshufw, mmx_pshufw_1): Likewise.
6803 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6804 (mmx_uavgv4hi3): Model correctly.
6805 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6806 _mm_xor_si64): Remove casts.
6808 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6810 PR tree-optimization/19224
6811 * tree-scalar-evolution.c (get_instantiated_value,
6812 set_instantiated_value): New functions.
6813 (instantiate_parameters_1): Cache the results.
6814 (instantiate_parameters, resolve_mixers): Initialize and free
6817 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6819 * config/i386/i386.md (addhi_4): Correct reference in comment.
6822 2005-01-08 Richard Henderson <rth@redhat.com>
6824 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6825 (_mm_cvtsi128_si64x): Likewise.
6826 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6827 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6828 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6829 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6830 * config/i386/i386-protos.h: Update.
6831 * config/i386/i386.c (print_operand): Add 'H'.
6832 (ix86_fixup_binary_operands): Split out from ...
6833 (ix86_expand_binary_operator): ... here.
6834 (ix86_fixup_binary_operands_no_copy): New.
6835 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6836 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6837 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6838 (safe_vector_operand): Use CONST0_RTX.
6839 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6840 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6841 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6842 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6844 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6845 (IX86_BUILTIN_CMPNGESS): New.
6846 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6847 (attr type): Add sselog1.
6848 (attr unit, attr memory): Handle it.
6849 (movti, movti_internal, movti_rex64): Move near other integer moves.
6850 (movtf, movtf_internal): Move near other fp moves.
6851 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6852 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6853 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6854 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6855 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6856 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6857 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6858 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6859 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6860 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6861 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6862 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6863 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6864 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6865 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6866 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6867 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6868 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6869 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6870 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6871 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6872 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6873 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6874 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6875 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6876 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6877 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6878 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6879 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6880 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6881 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6882 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6883 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6884 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6885 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6886 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6887 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6888 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6889 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6890 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6891 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6892 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6893 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6894 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6896 (SSEPUSH, push<SSEPUSH>): Remove.
6897 (MMXPUSH, push<MMXPUSH>): Remove.
6898 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6899 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6900 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6901 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6902 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6903 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6904 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6905 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6906 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6907 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6908 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6909 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6910 (ppro_sse_log_V4SF): Handle sselog1.
6911 * config/i386/predicates.md (const_0_to_1_operand): New.
6912 (const_0_to_255_mul_8_operand): New.
6913 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6914 (const_2_to_3_operand, const_4_to_7_operand): New.
6915 * config/i386/sse.md: New file.
6916 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6917 (sse_movups): Rename from sse_movups_1.
6918 (sse_loadlss): Rename from sse_loadss_1.
6919 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6921 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6922 (absv4sf2, negv2df, absv2df): New.
6923 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6924 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6925 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6926 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6927 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6928 (sse3_addsubv4sf3): Model correctly.
6929 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6930 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6931 (sse_movhlps): Model with vec_select+vec_concat.
6932 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6933 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6934 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6935 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6936 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6937 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6938 sse2_pshufhw_1): Likewise.
6939 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6940 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6941 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6942 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6943 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6944 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6945 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6946 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6947 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6948 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6949 sminv8hi3): Mark commutative
6950 operands. Use ix86_binary_operator_ok.
6951 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6952 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6953 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6954 sse2_punpcklqdq): Allow operand2 in memory.
6955 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6956 sse2_movsd): Add memory alternatives.
6957 (sse_storelps): Turn expander into an insn; split after reload.
6958 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6959 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6961 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6963 * configure.ac (DWARF-2 debug_line): Use objdump.
6964 * configure: Regenerate.
6966 2005-01-08 Jeff Law <law@redhat.com>
6967 Diego Novillo <dnovillo@redhat.com>
6969 PR tree-optimization/18241
6970 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6971 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6972 statements with volatile operands.
6973 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6974 operands after marking a statement with has_volatile_ops.
6976 2005-01-08 Roger Sayle <roger@eyesopen.com>
6978 * tree.c (int_fits_type_p): Always honor integer constant
6979 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6981 2005-01-08 Roger Sayle <roger@eyesopen.com>
6983 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6984 the latent bug in rtl_delete_block has been resolved.
6986 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6988 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6989 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6991 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6993 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6994 library as @multilib_dir@/$(SHLIB_SONAME).
6996 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6998 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6999 * configure: Regenerate.
7001 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7003 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7006 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7009 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7010 Convert non-word aligned offset address using ld/std into
7013 2005-01-07 Richard Henderson <rth@redhat.com>
7015 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7017 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7019 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7021 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7023 PR tree-optimization/19283
7024 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7025 is not shorter than the original type.
7027 PR rtl-optimization/19012
7028 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7030 PR rtl-optimization/18861
7031 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7032 (FULL_STATE): Define.
7033 (mark_tablejump_edge): New function.
7034 (purge_dead_tablejump_edges): New function.
7035 (find_bb_boundaries): Use it.
7037 PR tree-optimization/18828
7038 * builtins.c (expand_builtin_next_arg): Remove argument and all
7039 the argument checking.
7040 (expand_builtin): Adjust caller.
7041 (expand_builtin_va_start): Likewise. Remove error for too many
7043 (fold_builtin_next_arg): Issue error for too many arguments.
7044 After checking arguments, replace them with magic arguments that
7045 prevent further checking of the args.
7047 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7049 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7051 2005-01-06 Roger Sayle <roger@eyesopen.com>
7054 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7055 and %{.S:...} (and their negative variants) to test whether the
7056 input file is assembler or pre-processed-assembler independent of
7057 the actual filename extension.
7059 2005-01-06 Roger Sayle <roger@eyesopen.com>
7061 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7062 of sign or zero extended values.
7064 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7066 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7067 for IBM long double format correctly.
7069 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7071 Fix PR tree-optimization/18792
7073 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7074 to first_loop_depth, and use loop depth instead of loop number.
7075 (build_classic_dir_vector): Ditto.
7076 (compute_data_dependences_for_loop): Use depth, not loop number.
7077 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7078 number. Pass in loops, instead of loop numbers.
7079 (gather_interchange_stats): Ditto.
7080 (linear_transform_loops): Ditto.
7082 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7085 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7086 biv_fits_mode_p, extension_within_bounds_p): New functions.
7087 (check_ext_dependent_givs): Use them.
7089 2005-01-06 Roger Sayle <roger@eyesopen.com>
7091 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7092 more than one barrier, in which case we should delete them all.
7094 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7096 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7098 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7100 Fix PR middle-end/19286
7102 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7103 output this subprogram, simply ignore this attempt to do it again.
7104 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7105 origin attribute if it's not possible.
7106 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7107 (decls_for_scope): Ditto.
7108 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7109 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7111 2005-01-05 Richard Henderson <rth@redhat.com>
7114 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7115 (bdesc_2arg): Use it.
7116 (ix86_expand_binop_builtin): Force operands into registers
7118 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7119 ix86_expand_sse_compare, ix86_expand_sse_comi,
7120 ix86_expand_builtin): Likewise.
7122 2005-01-05 Richard Henderson <rth@redhat.com>
7124 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7126 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7127 (mulv4hi3): Set itanium_class mmmul.
7128 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7129 (fpack): Rename from fpack_sfsf.
7131 2005-01-05 Richard Henderson <rth@redhat.com>
7134 * reload1.c (do_input_reload): Restrict the optimization deleteing
7135 a previous output reload to RELOAD_FOR_INPUT.
7137 2005-01-05 Steven Bosscher <stevenb@suse.de>
7139 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7140 comment that we fall through after case.
7141 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7142 (distribute_links): Likewise.
7143 * cse.c (cse_insn): Likewise.
7144 * cselib.c (cselib_invalidate_mem): Likewise.
7145 * df.c: Update comments at the top of the file.
7146 (read_modify_subreg_p): Update comments here too.
7147 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7148 * flow.c (mark_set_1): Likewise.
7149 (mark_used_regs): Likewise.
7150 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7151 (canon_list_insert): Likewise.
7152 (mark_set): Likewise.
7153 (try_replace_reg): Likewise.
7154 (store_killed_in_insn): Likewise.
7155 * loop.c (count_one_set): Likewise.
7156 (basic_induction_var): Likewise.
7157 * postreload-gcse.c (find_mem_conflicts): Likewise.
7158 * postreload.c (reload_combine_note_store): Likewise.
7159 (move2add_note_store): Likewise.
7160 * reload.c (find_equiv_reg): Likewise.
7161 (mark_referenced_resources): Likewise.
7162 * rtlanal.c (set_noop_p): Likewise.
7163 (note_stores): Likewise.
7164 (note_uses): Likewise.
7165 * sched-deps.c (sched_analyze_1): Likewise.
7166 * sched-rgn.c (check_live_1): Likewise.
7167 (update_live_1): Likewise.
7168 * config/i860/i860.c: Likewise.
7170 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7172 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7174 * doc/rtl.texi: Update documentation for bit-fields and SET.
7176 2005-01-05 Roger Sayle <roger@eyesopen.com>
7178 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7180 2005-01-05 Jan Hubicka <jh@suse.cz>
7181 Richard Henderson <rth@redhat.com>
7184 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7187 2005-01-05 Richard Henderson <rth@redhat.com>
7190 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7191 (sse_shufps): Change operand 3 to const_int_operand.
7192 (sse2_storelps): Fix typo in template.
7193 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7194 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7195 (ix86_expand_builtin): Likewise.
7197 2005-01-05 Julian Brown <julian@codesourcery.com>
7199 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7200 as aggregates for AAPCS ABIs.
7202 2005-01-05 Stan Shebs <shebs@apple.com>
7204 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7205 Mach-O getters if ppc64.
7206 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7208 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7209 signed four-byte field for global code case.
7210 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7212 2005-01-05 Roger Sayle <roger@eyesopen.com>
7215 * c-common.c: Include real.h.
7216 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7217 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7218 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7219 * Makefile.in (c-common.o): Update dependencies.
7221 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7223 * c-parse.in (asm_string): Add trailing semicolon.
7225 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7227 * c-parse.in (asm_string): New. Don't allow wide strings in
7229 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7230 asm_string instead of STRING.
7232 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7234 * c-typeck.c (constructor_no_implicit): Remove.
7235 (set_designator, process_init_element): Don't check
7236 constructor_no_implicit.
7238 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7239 Kaz Kojima <kkojima@gcc.gnu.org>
7242 * lcm.c (create_pre_exit): New.
7243 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7244 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7246 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7248 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7249 -msoft-float in target_float_switch.
7250 * arm.c (arm_override_options): Fix processing of target_float_switch.
7252 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7254 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7257 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7259 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7260 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7262 2005-01-04 Roger Sayle <roger@eyesopen.com>
7264 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7265 if deleting the then-block allows the test-block to fallthru to the
7268 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7271 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7272 after the full declaration if the are in two different TUs.
7274 2005-01-04 Richard Henderson <rth@redhat.com>
7277 * tree-sra.c (generate_one_element_init): Just
7278 call gimplify_and_add.
7279 (generate_element_init): Record the
7280 new referenced variables and mark them for renaming
7281 and split out to ...
7282 (generate_element_init_1): This.
7283 (scalarize_init): Don't call push_gimplify_context/
7284 pop_gimplify_context.
7286 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7288 * toplev.c (get_src_pwd): Handle failure of getpwd().
7290 2005-01-04 Roger Sayle <roger@eyesopen.com>
7292 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7294 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7295 all the cases handled by it are inverted by invert_truthvalue.
7297 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7299 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7300 (save_register_windowsi): Likewise.
7302 2005-01-04 Richard Henderson <rth@redhat.com>
7304 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7306 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7309 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7310 any simplifications of vector mode comparison operators.
7311 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7313 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7314 Devang Patel <dpatel@apple.com>
7316 PR tree-optimization/18308
7317 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7318 the operands before creating a new expression.
7319 * dojump.c (do_jump): Make drop_through_label available
7320 for all cases. Add expansion of COND_EXPR.
7322 2005-01-04 Ira Rosen <irar@il.ibm.com>
7324 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7325 INTEGER_CST instead of TREE_CONSTANT.
7326 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7327 instead of TREE_CONSTANT.
7328 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7329 instead of TREE_CONSTANT.
7331 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7333 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7335 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7338 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7339 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7341 2005-01-03 Richard Henderson <rth@redhat.com>
7343 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7344 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7345 fold_convert_const_real_from_real): Split out from ...
7346 (fold_convert_const): ... here.
7348 2005-01-03 Richard Henderson <rth@redhat.com>
7351 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7352 (mov<MMXMODEI>_internal): Likewise.
7353 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7354 Add V2SF case; use it for SSE1; don't use TI.
7355 (movdf_integer): Likewise.
7356 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7358 2005-01-03 Ira Rosen <irar@il.ibm.com>
7360 * tree-vectorizer.c (vect_strip_conversions): New function.
7361 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7362 check for binary class.
7364 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7368 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7370 * gimple-low.c (mark_blocks_with_used_vars): New function.
7371 (mark_blocks_with_used_subblocks): Ditto.
7372 (mark_used_blocks): Ditto.
7373 (pass_mark_used_blocks): New pass.
7374 * tree-inline.c: Include debug.h.
7375 (expand_call_inline): Call outlining_inline_function here.
7376 * tree-optimize.c (init_tree_optimization_passes): Add
7377 pass_mark_used_blocks.
7378 * tree-pass.h (pass_mark_used_blocks): New.
7379 * Makefile.in (tree-inline.o): Add debug.h dependency.
7381 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7383 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7384 VAR_DECLs to have weak_import attribute.
7386 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7389 2004-01-03 Steven Bosscher <stevenb@suse.de>
7391 * passes.c (rest_of_compilation): Don't run regmove if only
7392 flag_expensive_optimizations, require flag_regmove instead.
7394 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7396 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7398 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7399 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7400 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7401 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7403 2005-01-03 Richard Henderson <rth@redhat.com>
7405 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7406 (ia64_const_ok_for_letter_p): New.
7407 (ia64_const_double_ok_for_letter_p): New.
7408 (ia64_extra_constraint): New.
7409 (ia64_expand_vecint_compare): New.
7410 (ia64_expand_vcondu_v2si): New.
7411 (ia64_expand_vecint_cmov): New.
7412 (ia64_expand_vecint_minmax): New.
7413 (ia64_print_operand): Add 'v'.
7414 (ia64_preferred_reload_class): New.
7415 (ia64_vector_mode_supported_p): New.
7416 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7417 (PREFERRED_RELOAD_CLASS): Move to function.
7418 (CONST_OK_FOR_LETTER_P): Move to function.
7419 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7420 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7421 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7422 (EXTRA_CONSTRAINT): Move to function.
7423 * config/ia64/ia64.md: Include vect.md.
7424 (itanium_class): Add mmalua.
7426 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7428 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7429 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7431 (const_int_2bit_operand): New.
7432 (fr_reg_or_0_operand): New.
7433 * config/ia64/ia64-modes.def: Add vector modes.
7434 * config/ia64/ia64-protos.h: Update.
7435 * config/ia64/vect.md: New file.
7437 2005-01-03 Richard Henderson <rth@redhat.com>
7439 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7441 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7444 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7446 (log1pdf2): Change mode of operands[0,1] to DFmode.
7448 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7450 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7451 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7452 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7453 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7454 SPARC_RELAXED_ORDERING.
7456 2005-01-03 Richard Henderson <rth@redhat.com>
7457 Uros Bizjak <uros@kss-loka.si>
7460 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7461 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7462 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7464 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7465 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7466 const_pow2_1_to_128_operand): New predicates.
7468 2005-01-02 Greg McGary <greg@mcgary.org>
7470 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7472 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7473 object. [ptr_type]: Remove unused variable.
7474 Remember nearest addressable array-element or record-component
7475 when checking bitfield components. Tolerate empty BIND_EXPR.
7477 2005-01-01 Richard Henderson <rth@redhat.com>
7479 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7480 that don't narrow the value. Fail for other conversions.
7482 2005-01-01 Richard Henderson <rth@redhat.com>
7485 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7486 * c-lang.c (finish_file): Don't do it here.
7487 * objc/objc-act.c (objc_finish_file): Likewise.
7489 * cgraph.c (decl_assembler_name_equal): New.
7490 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7491 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7492 * cgraph.h (struct cgraph_varpool_node): Add next.
7493 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7494 * varasm.c (assemble_alias): Mark the target as needed.
7496 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7499 * function.c (get_arg_pointer_save_area): Use entry_of_function
7500 instead of get_insns.
7502 2005-01-01 Roger Sayle <roger@eyesopen.com>
7503 Andrew Pinski <pinskia@physics.uc.edu>
7504 James E. Wilson <wilson@specifixinc.com>
7506 PR rtl-optimization/12092
7507 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7510 2005-01-01 Roger Sayle <roger@eyesopen.com>
7511 Olivier Hainque <hainque@act-europe.fr>
7513 * tree.c (int_fits_type_p): A narrower type always fits in a
7514 wider one, except for negative values into unsigned types.
7516 2005-01-01 Roger Sayle <roger@eyesopen.com>
7518 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7519 with the original constant rather than require TREE_OVERFLOW.
7521 2005-01-01 Steven Bosscher <stevenb@suse.de>
7524 * c-decl.c (finish_function): If compiling C99, annotate the
7525 compiler generated return with the current file name and line 0.
7526 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7527 the source line is greater than 0.
7528 (remove_bb): Likewise.
7530 See ChangeLog.12 for earlier changes.