1 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3 * common.opt (m): Remove.
4 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6 (common_handle_option): Remove OPT_m case.
8 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
10 * builtins.c (fold_builtin_bitop): Take decomposed arguments
12 (fold_builtin_1): Update a call to fold_builtin_bitop.
14 * builtins.c (fold_builtin_signbit): Take decomposed arguments
16 (fold_builtin_1): Update a call to fold_builtin_signbit.
18 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
20 PR tree-optimization/20474
21 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
22 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
24 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
26 * config/h8300/h8300-protos.h: Remove prototypes for
27 general_operand_src, general_operand_dst, single_one_operand,
28 single_zero_operand, call_insn_operand,
29 two_insn_adds_subs_operand, small_call_insn_operand,
30 jump_address_operand, bit_operand, bit_memory_operand,
31 stack_pointer_operand, const_int_gt_2_operand,
32 const_int_ge_8_operand, const_int_qi_operand,
33 const_int_hi_operand, incdec_operand, bit_operator,
34 nshift_operator, eqne_operator, gtle_operator,
35 gtuleu_operator, iorxor_operator.
36 Add prototypes for h8sx_shift_type h8sx_classify_shift and
37 h8300_ldm_stm_parallel.
38 * config/h8300/h8300.c (h8sx_shift_type,): Move to
40 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
41 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
42 (h8300_ldm_stm_parallel): Make it extern.
43 (h8300_ldm_parallel, h8300_stm_parallel,
44 h8300_return_parallel, general_operand_src,
45 general_operand_dst, h8300_dst_operand, h8300_src_operand,
46 nibble_operand, reg_or_nibble_operand, single_one_operand,
47 single_zero_operand, call_insn_operand,
48 two_insn_adds_subs_operand, small_call_insn_operand,
49 jump_address_operand, bit_operand, bit_memory_operand,
50 stack_pointer_operand, const_int_gt_2_operand,
51 const_int_ge_8_operand, const_int_qi_operand,
52 const_int_hi_operand, incdec_operand, eqne_operator,
53 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
54 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
55 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
56 nshift_operator): Move to predicates.md.
57 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
58 * config/h8300/h8300.md: Include predicates.md.
59 * config/h8300/predicates.md: New.
61 2005-03-17 Richard Henderson <rth@redhat.com>
63 * config.gcc (ia64*-*-hpux*): Add extra_options.
64 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
65 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
66 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
67 (ia64_tls_size_string, ia64_tune_string): Remove.
68 (ia64_tune): Init to PROCESSOR_ITANIUM2.
69 (TARGET_DEFAULT_TARGET_FLAGS): New.
70 (TARGET_HANDLE_OPTION): New.
71 (ia64_override_options): Move options parsing ...
72 (ia64_handle_option): ... here. New.
73 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
74 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
75 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
76 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
77 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
78 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
79 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
80 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
81 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
82 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
83 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
84 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
85 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
86 TARGET_EARLY_STOP_BITS): Remove.
87 (TARGET_ILP32): Default false.
88 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
89 (enum ia64_inline_type): New.
90 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
91 * config/ia64/ia64.md: Update for new definitions of
92 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
93 * config/ia64/ia64.opt: New file.
94 * config/ia64/ilp32.opt: New file.
96 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
99 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
101 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
103 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
104 instead of MASK_H8300S.
105 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
106 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
107 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
108 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
109 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
110 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
111 TARGET_SWITCHES): Remove.
112 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
114 * config/h8300/h8300.opt: New.
116 * config/alpha/alpha.opt, config/arc/arc.opt,
117 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
120 2005-03-17 Ian Lance Taylor <ian@airs.com>
124 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
126 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
127 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
128 (TARGET_HANDLE_OPTION): Override default.
129 (arc_handle_option): New function.
130 (arc_init): Remove code to set arch_cpu_string.
131 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
132 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
133 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
134 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
135 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
136 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
137 (arc_rodata_string, TARGET_OPTIONS): Delete.
138 * config/arc/arc.opt: New file.
140 2005-03-17 Richard Henderson <rth@redhat.com>
142 * doc/extend.texi (Weak Pragmas): New section.
143 (attribute alias): Clarify that target must be in the same
146 2005-03-17 Richard Henderson <rth@redhat.com>
148 * config/alpha/alpha.opt: New file.
149 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
151 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
152 alpha_fprm_string, alpha_fptm_string): Make static.
153 (alpha_tls_size_string): Remove.
154 (alpha_handle_option): New.
155 (override_options): Update for alpha_cpu/alpha_tune split.
156 (alpha_file_start): Likewise.
157 (TARGET_DEFAULT_TARGET_FLAGS): New.
158 (TARGET_HANDLE_OPTION): New.
159 * config/alpha/alpha.h (alpha_tune): Declare.
160 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
161 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
162 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
163 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
164 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
165 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
166 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
167 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
168 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
169 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
170 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
171 (TARGET_DEFAULT): Remove MASK_FP.
172 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
173 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
174 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
175 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
176 alpha_tls_size_string): Remove.
177 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
178 (attribute tune): Rename from attribute cpu.
179 * config/alpha/ev4.md: Update to match.
180 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
181 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
182 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
183 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
184 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
185 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
187 2005-03-16 James E. Wilson <wilson@specifixinc.com>
189 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
190 and return without creating new state if before_nops_num is nonzero.
191 * config/ia64/ia64.md (first_insn): New attribute.
192 (alloc): Set it to yes.
194 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
196 * tree-vectorizer.c (new_vec_stmt_info): Initialize
197 STMT_VINFO_SUBVARS to NULL.
198 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
200 2005-03-16 Dale Johannesen <dalej@apple.com>
202 * rtlanal.c (find_first_parameter_load): Rewrite to
203 return actual first param load or the call if none,
204 instead of first in block, when not all loads exist.
206 2005-03-16 Roger Sayle <roger@eyesopen.com>
208 * optabs.c (expand_copysign_absneg): Make static.
209 * optabs.h (expand_copysign_absneg): Delete prototype.
210 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
212 2005-03-16 Richard Henderson <rth@redhat.com>
215 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
216 (alias_pairs): Rename from output_defs.
217 (find_decl_and_mark_needed): Split out from assemble_alias.
218 (do_assemble_alias): New.
219 (assemble_output_def): Remove.
220 (finish_aliases_1, finish_aliases_2): New.
221 (process_pending_assemble_output_defs): Remove.
222 (assemble_alias): Defer aliases for which we don't yet have a
223 non-external decl for the target symbol.
224 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
225 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
226 * toplev.c (compile_file): Use finish_aliases_2 instead of
227 process_pending_assemble_output_defs.
228 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
229 (process_pending_assemble_output_defs): Remove.
231 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
233 Fix PR tree-optimization/20489
235 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
236 for empty structures.
238 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
240 Fix PR tree-optimization/20490
242 * tree-ssa-pre.c (create_expression_by_pieces): Use
243 force_gimple_operand on result of fold.
245 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
247 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
248 of closing parenthesis.
250 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
252 * builtins.c (expand_movstr): Update a call to
254 (expand_builtin_strncpy): Update a call to
255 fold_builtin_strncpy.
256 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
257 arguments of CALL_EXPR.
258 (fold_builtin_1): Update calls to fold_builtin_strcpy and
259 fold_builtin_strncpy.
260 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
261 * tree.h: Update the prototypes of fold_builtin_strcpy and
262 fold_builtin_strncpy.
264 2005-03-16 Steven Bosscher <stevenb@suse.de>
265 Dorit Naishlos <dorit@il.ibm.com>
267 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
268 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
271 2005-03-16 Steven Bosscher <stevenb@suse.de>
273 * tree-inline.c (walk_type_fields, walk_tree,
274 walk_tree_without_duplicates): Move from here...
275 * tree.c: ...to here.
277 2005-03-15 Zack Weinberg <zack@codesourcery.com>
279 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
280 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
281 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
282 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
283 (version): Define using $(BASEVER_c).
284 (Makefile, config.status, build/gcov-iov.o): No longer depends on
286 (version.o): Depend on version files; add custom generation command.
287 (prefix.o): Define BASEVER on command line.
288 (s-iov): Depend on version files; adjust command.
289 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
291 (gcc-vers.texi): New rule.
292 (doc/%.info, doc/%.dvi): Add -I . to command line.
293 (doc/gccinstall.dvi): Likewise.
294 (PACKAGE): Delete. All uses replaced with "gcc".
295 * aclocal.m4: Do not include gcc-version.m4.
296 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
297 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
298 Set is_release based on contents of DEV-PHASE.
299 Set gcc_version based on contents of BASE-VER.
300 Define WIN32_REGISTRY_KEY only if the user overrode the default.
301 * config.in, configure: Regenerate.
302 * gccbug.in: Determine version of GCC in use at runtime.
303 * gcov-iov.c: Get version number and development phase from
304 command line, not by including version.c.
305 * intl.c: Replace all uses of PACKAGE with "gcc".
306 * libada-mk.in: Delete unused "gcc_version" variable.
307 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
308 * version.c: (VERSUFFIX): New hook for redistributors; adjust
310 (version_string): Put together from pieces.
311 * config/alpha/x-vms: Do not use $(gcc_version).
312 * config/i386/t-nwld: Likewise.
313 * doc/include/gcc-common.texi: Include gcc-vers.texi for
314 version-GCC and DEVELOPMENT.
316 2005-03-15 Roger Sayle <roger@eyesopen.com>
318 PR tree-optimization/17454
319 * tree.c (tree_size): Add case for TREE_BINFO.
320 * fold-const.c (fold_checksum_tree): Only clear the overloaded
321 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
323 2005-03-15 Roger Sayle <roger@eyesopen.com>
325 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
326 op1 whilst expanding the signed widenening multiply variant.
328 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
330 * toplev.c (display_target_options): Avoid unused variable warning if
331 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
332 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
333 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
334 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
335 (mips_isa_info): New variable.
336 (mips_parse_cpu): Remove the first argument and leave the caller
338 (TARGET_HANDLE_OPTION): Override default.
339 (mips_handle_option): New function. Move option validation code from...
340 (override_options): ...here. Update calls to mips_parse_cpu.
341 * config/mips/mips.h (mips_arch_string, mips_tune_string)
342 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
343 (SUBTARGET_TARGET_OPTIONS): Delete.
344 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
345 (mno-flush-func, mtune=): New options.
347 2005-03-15 Roger Sayle <roger@eyesopen.com>
348 Richard Henderson <rth@redhat.com>
350 * real.c (c4x_single_format, c4x_extended_format): Provide values
351 for signbit_ro for c4x's single and extended floating point formats.
352 * optabs.c (expand_copysign): Use the floating point format's
353 signbit_ro for expanding via expand_copysign_absneg, and it's
354 signbit_rw field for expanding via expand_copysign_bit.
356 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
358 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
359 known_alignment_for_access_p.
360 (known_alignment_for_access_p): New.
361 (do_peeling_for_alignment): Field made int instead of bool and renamed
362 to peeling_for_alignment.
363 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
364 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
365 functionality used to be in vect_analyze_operations.
366 (vect_analyze_operations): Code to determine vectorization factor was
367 moved to vect_determine_vectorization_factor.
368 (vect_enhance_data_refs_alignment): Update to correct alignment when it
369 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
371 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
372 be part of vect_analyze_operations).
373 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
374 creating the guard condition, as the number of iterations may be
376 (slpeel_tree_peel_loop_to_edge): Use new name of
377 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
378 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
379 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
380 (vect_do_peeling_for_alignment): Use fold.
381 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
383 (vect_update_inits_of_dr): Renamed to
384 vect_update_init_of_dr.
385 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
386 (vectorizable_store): Fix assertion to use == instead of =.
388 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
390 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
391 call_used_regs for wCG registers.
393 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
395 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
396 for non-offsettable memory references to cope with outstanding reload
397 replacements, take 2.
399 2005-03-15 Uros Bizjak <uros@kss-loka.si>
402 * config/i386/i386.h (x86_fisttp): New.
403 (TARGET_FISTTP): New macro.
404 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
405 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
406 instruction when fisttp flag is set.
407 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
409 * config/i386/i386.md (type attribute): Add fisttp.
410 (unit attribute): Set to i387 for fisttp type.
411 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
412 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
414 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
415 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
417 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
418 patterns for TARGET_FISTTP. Enable patterns for
419 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
420 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
421 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
422 implement fisttp x87 insn.
423 (fix_trunc*_i387_fisttp splitters): New patterns.
424 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
425 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
426 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
428 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
429 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
430 Implement using mode macros. Disable patterns for TARGET_FISTTP.
431 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
432 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
433 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
434 Disable patterns for TARGET_FISTTP.
435 (fix_trunc*_i387 splitters): Implement usign mode macros.
436 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
437 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
438 (fix_trunx*_sse peephole2s): Implement using mode macros.
440 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
442 PR rtl-optimization/20291
443 * combine.c (try_combine): If splitting fails, re-try with
444 original combined pattern, i.e. before clobber stripping.
446 2005-03-14 Eric Christopher <echristo@redhat.com>
448 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
449 STACK_GROWS_DOWNWARD.
451 2005-03-14 Roger Sayle <roger@eyesopen.com>
453 * real.h (struct real_format): Split the signbit field into two
454 two fields, signbit_ro and signbit_rw.
455 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
456 mips_double_format, ieee_extended_motorola_format,
457 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
458 ieee_extended_intel_128_format, ibm_extended_format,
459 mips_extended_format, ieee_quad_format, mips_quad_format,
460 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
461 i370_double_format, c4x_single_format, c4x_extended_format,
462 real_internal_format): Update initializers for new field.
463 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
464 real_format structure.
465 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
466 field of the real_format structure.
468 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
470 Fix PR tree-optimization/20458
472 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
473 DECL_EXTERNAL on STRUCT_FIELD tags.
474 (clear_call_clobbered): Ditto.
475 * tree-ssa-operands.c (note_addressable): Make sure the original
476 variable doesn't slip into the addressable list if we have
478 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
481 2005-03-14 Geoffrey Keating <geoffk@apple.com>
483 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
484 (-fwide-exec-charset): Likewise.
485 (-finput-charset): Likewise.
486 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
487 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
488 * c.opt (Wnormalized): New.
490 2005-03-14 Devang Patel <dpatel@apple.com>
492 * doc/invoke.texi: Add reference to Visibility document.
494 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
496 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
497 MASK_SPLIT_ADDRESSES.
498 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
499 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
500 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
501 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
502 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
503 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
504 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
505 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
506 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
507 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
508 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
509 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
510 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
511 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
512 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
513 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
514 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
515 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
516 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
517 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
518 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
519 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
520 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
521 (TARGET_EXPLICIT_RELOCS): Delete.
522 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
523 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
524 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
525 (override_options): Set MASK_LONG64 if -mint64 is given and no
526 -mlongXX option is. Complain about -mint64 -mlong32.
527 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
528 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
529 * config/mips/mips.opt: New file.
531 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
533 * config.gcc (extra_options): New variable for listing option files.
534 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
535 * configure.ac (extra_opt_files): New AC_SUBST variable.
536 (tm_file_list, tm_include_list): Include options.h first.
537 * configure: Regenerate.
538 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
539 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
540 (s-options-h): New rule.
541 (options.h): Depend on it.
542 (TEXI_GCCINT_FILES): Add options.texi.
543 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
544 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
545 * target.h (gcc_target): Add default_target_flags and handle_option.
546 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
547 (TARGET_HANDLE_OPTION): New macros.
548 (TARGET_INITIALIZER): Include them.
549 * opt-functions.awk (opt_args, nth_arg): New functions.
550 (switch_flags): Handle the "Target" flag.
552 (var_name): Use opt_args and nth_arg.
553 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
554 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
555 macros for the "Mask" and "InverseMask" options.
556 * opts.h (cl_var_cond): New enum.
557 (cl_option): Replace the "has_set_value" and "set_value" fields with
558 "var_cond" and "var_value".
559 (CL_TARGET): New macro.
560 (option_enabled, print_filtered_help): Declare.
561 (decode_options): Move definition.
562 * opts.c (handle_option): Search for the original option before
563 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
564 var_cond and var_value fields. Use targetm.handle_option to handle
566 (decode_options): Set target_flags to targetm.default_target_flags.
567 (print_filtered_help): Make global. Handle CL_TARGET.
568 (option_enabled): New function.
569 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
570 (display_target_options, set_target_switch, print_switch_values)
571 (default_pch_valid_p): Guard uses of target_switches with
572 #ifdef TARGET_SWITCHES. Also...
573 (display_target_options): Display the CL_TARGET entries in cl_options.
574 (set_target_option): Don't complain about the "" option when
575 TARGET_SWITCHES is undefined.
576 (print_switch_values): Use option_enabled.
577 (default_pch_valid_p): Check cl_options[] when looking for something
578 that has changed the value of target_flags.
579 * c.opt: Remove documentation from top of file.
580 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
581 * doc/sourecebuild.texi: Refer to the new options documentation
582 instead of c.opt. Document machine-specific .opt files.
583 * doc/tm.texi (target_flags): Say that this variable is declared
585 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
586 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
588 * doc/options.texi: New file.
590 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
593 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
596 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
599 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
600 temporary variable of pointer type if an lvalues is required.
601 (gimplify_modify_expr_rhs): Request an rvalue from it.
602 (gimplify_expr): Pass fallback on.
604 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
606 * cfgbuild.c: Update comments.
608 2005-03-14 Roger Sayle <roger@eyesopen.com>
610 PR rtl-optimization/17236
611 * optabs.c (expand_doubleword_mult): New helper function split out
612 from expand_binop. Permute the order in which instructions are
613 emitted to minimize the number of simultaneously live registers.
614 (expand_binop): Call expand_doubleword_mult to synthesize a double
617 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
619 * basic-block.h: Update the prototypes of cached_make_edge and
621 * cfg.c (cached_make_edge): Take edge_cache representing one
622 row of the adjacency matrix of edges.
623 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
624 (make_edges): Initialize edge_cache to represent one row of
625 the adjacency matrix of edges.
627 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
629 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
631 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
632 Remove unused removed_phis variable.
633 (conditional_replacement): Use build1/build2.
634 (abs_replacement): Use last_and_only_stmt and build1/build2.
636 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
638 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
639 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
640 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
641 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
642 * c-common.c (handle_novops_attribute): New function.
643 (c_common_attribute_table): Add "no vops" entry.
644 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
645 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
646 * tree-ssa-operands.c (get_call_expr_operands): Do not
647 create virtual operands for calls with ECF_NOVOPS flag.
648 * tree.h (DECL_IS_NOVOPS): New macro.
649 (struct tree_decl): Add novops_flag.
650 (ECF_NOVOPS): New constant.
652 2005-03-14 Uros Bizjak <uros@kss-loka.si>
655 * config/i386/i386.c (x86_use_himode_fiop): New.
656 (x86_use_simode_fiop): Rename from x86_use_fiop.
657 * config/i386/i386.h (x86_use_himode_fiop): Declare.
658 (TARGET_USE_HIMODE_FIOP): New.
659 (x86_use_simode_fiop): Rename from x86_use_fiop.
660 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
662 * config/i386/i386.md (X87MODEI12): New mode macro define.
663 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
664 to implement x87 FP compare with HImode input operands.
665 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
666 Use X87MODEI12 mode macro to handle HImode input operands.
667 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
668 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
669 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
670 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
671 macro to implement x87 operators with HImode input operands.
672 (fop splitters): Use X87MODEI12 mode macro to handle HImode
675 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
677 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
679 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
682 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
684 * basic-block.h (BB_VISITED): Removed.
685 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
687 2005-03-14 Falk Hueffner <falk@debian.org>
690 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
692 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
694 * ggc-zone.c: Fix comment typos.
696 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
697 stringpool.c, config/mips/mips-protos.h: Update copyright.
699 2005-03-14 Alan Modra <amodra@bigpond.net.au>
701 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
702 throughout with its typedef, "rtx".
703 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
704 (rs6000_tls_symbol_ref_1): Remove inline keyword.
705 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
706 regs in comment to match code.
708 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
710 * except.c (check_handled): Make it static.
711 * except.h: Remove the corresponding prototype.
713 * function.c (get_func_frame_size): Make it static.
714 * function.h: Remove the corresponding type.
716 * regclass.c (reg_class_superclasses, reg_class_subclasses):
718 * hard-reg-set.h: Remove the corresponding declarations.
720 * tree-cfg.c (verify_stmts): Check that
721 bb_for_stmt (stmt) == bb for every PHI node and statement.
723 2005-03-14 Alan Modra <amodra@bigpond.net.au>
725 * config.gcc: Remove excess indentation.
726 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
728 2005-03-13 Roger Sayle <roger@eyesopen.com>
731 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
732 * fold-const.c (fold_sign_changed_comparison): Likewise.
733 (fold_binary): Optimize comparisons against widened operands if
734 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
736 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
738 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
739 (sparc_override_options): Initialize it.
740 (sparc_struct_value_rtx): Set it on the MEM to be returned.
742 2005-03-13 David Edelsohn <edelsohn@gnu.org>
744 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
745 (reg_or_none500mem_operand): New predicate.
746 (zero_reg_mem_operand): New predicate.
747 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
748 to reg_or_none500mem_operand.
749 (extendsfdf2_fpr): Add MEM alternative.
750 (extenddftf2_internal): Change operand2 predicate to
751 zero_reg_mem_operand.
753 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
755 * ggc-zone.c: Rewritten.
757 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
759 * configure.ac: Define GGC_ZONE for --with-gc=zone.
760 * config.in: Regenerated.
761 * configure: Regenerated.
762 * gengtype.c (write_types_process_field, write_func_for_structure):
763 Pass new argument to gt_pch_note_object.
764 * ggc-common.c (struct ptr_data): Add TYPE.
765 (gt_pch_note_object): Take TYPE argument and save it.
766 (call_count): Update call to ggc_pch_count_object.
767 (call_alloc): Update call to ggc_pch_alloc_object.
768 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
770 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
771 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
772 (ggc_alloc_zone_stat): Delete.
773 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
774 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
775 (ggc_pch_alloc_object): Update prototypes.
776 (garbage_zone): Delete.
777 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
778 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
780 (tree_id_zone): New variable.
781 (ggc_alloc_cleared_zone): Remove unused.
782 (ggc_alloc_zone): Define.
783 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
784 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
786 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
787 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
788 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
789 (make_node_stat): Likewise. Use tree_id_zone.
791 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
792 Joseph S. Myers <joseph@codesourcery.com>
794 * configure.ac: Check for MIPS TLS.
795 * configure: Regenerated.
796 * config/mips/mips-protos.h (enum mips_symbol_type): Add
797 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
798 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
799 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
800 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
801 (mips_classify_symbol, mips_symbolic_constant_p)
802 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
803 (mips_tls_operand_p, mips_call_tls_get_addr)
804 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
805 (mips_tls_symbol_ref_1): New functions.
806 (mips_legitimize_address, mips_legitimize_const_move): Call
807 mips_legitimize_tls_address.
808 (override_options): Handle V1_REG and TLS symbols. Disable TLS
810 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
811 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
812 (mips_char_to_class): Document V1_REG.
813 (HAVE_AS_TLS): Provide default.
814 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
816 (load_got<mode>): Renamed from *load_got<mode>. Allow when
818 (tls_get_tp_<mode>): New instruction.
820 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
822 * configure.ac: Update checks for target tools.
823 * configure: Regenerated.
825 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
827 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
829 2005-03-13 Roger Sayle <roger@eyesopen.com>
831 * expmed.c (expand_mult): Use synthetic multiplication sequences for
832 more classes of DImode multiplication by constant. Allow both
833 multiplication by small negative constants (by performing a
834 multiplication by a positive constant and negating the result) and
835 multiplications by large powers of two, by using a left shift.
837 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
839 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
840 of basic blocks into work_stack.
842 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
843 config/mips/vr.h: Update copyright.
845 * c-decl.c (c_init_decl_processing): Remove useless calls to
848 * builtins.c (fold_trunc_transparent_mathfn,
849 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
850 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
851 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
852 fold_builtin_strcpy, fold_builtin_strncpy,
853 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
856 * builtins.c (expand_builtin_mathfn_3): Remove local variable
859 * lambda-code.c (lambda_compute_auxillary_space): Remove local
860 variable determinant.
862 * tree-cfg.c (group_case_labels): Remove local variable type.
864 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
867 * tree-ssa-phiopt.c (value_replacement): Remove local variable
870 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
873 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
874 (*movmemqi_insn): Delete.
877 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
879 * builtins.c (fold_builtin_classify): Take decomposed
880 arguments of CALL_EXPR.
881 (fold_builtin_1): Update a call to fold_builtin_classify.
883 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
886 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
887 through into call to parser_xref_tag after parse error.
888 (c_parser_struct_declaration): Consistently return NULL_TREE on
891 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
893 * tree-flow-inline.h (ref_contains_array_ref): New function.
894 (lookup_subvars_for_var): Ditto.
895 (get_subvars_for_var): Ditto.
896 (var_can_have_subvars): Ditto.
898 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
899 (struct subvar): New type.
901 * tree-dfa.c (okay_component_ref_for_subvars): New function.
903 * tree-optimize.c (init_tree_optimization_passes): Call
904 pass_create_structure_vars.
906 * tree-ssa-alias.c: Include vec.h.
907 (init_alias_info): Don't auto-clear call clobbered on struct-field
909 (compute_flow_insensitive_aliasing): Handle subvars.
910 (group_aliases): Handle STRUCT_FIELD aliases.
911 (setup_pointers_and_addressables): Ditto.
912 Don't mark variables non-addressable if they still have
914 Also mark subvars addressable when the real variable is marked
916 (add_pointed_to_var): Try to prune the pointed-to set by only
917 pointing to subvars when possible.
918 Otherwise, make sure we set addresses_needed and pt_vars to
919 properly include subvars.
920 (bitpos_of_field): New function.
921 (push_fields_onto_fieldstack): Ditto.
922 (get_or_create_used_part_for): Ditto.
923 (create_overlap_variables_for): Ditto.
924 (find_used_portions): Ditto.
925 (create_structure_vars): Ditto.
926 (pass_create_structure_vars): New structure.
928 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
929 (get_expr_operands): Handle subvars. Also try to turn
930 COMPONENT_REF accesses into must-defs now that we can accurately
932 (note_addressable): Try to only mark as addressable those subvars
933 we know a COMPONENT_REF touches.
934 (overlap_subvar): New function.
936 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
937 Handle subvar storing.
938 (vect_address_analysis): Update caller of vect_object_analysis.
940 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
942 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
943 (STMT_VINFO_SUBVARS): New macro.
945 * common.opts: add flag_tree_salias.
947 * opts.c (decode_options): flag_tree_salias defaults to on.
949 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
951 * doc/tree-ssa.texi: Document structural alias analysis.
953 2005-03-12 Steven Bosscher <stevenb@suse.de>
955 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
956 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
957 * tree-ssa-operands.c (get_expr_operands): Likewise.
958 (get_expr_operands): Likewise for ERROR_MARK.
960 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
962 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
965 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
968 * tree-ssa-pre.c (compute_avail): Remove local variable val.
969 (mark_operand_necessary): Remove local variable ver.
971 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
974 * value-prof.c (mod_subtract_transform): Remove local variable
977 * builtins.c (fold_builtin_exponent): Take decomposed
978 arguments of CALL_EXPR.
979 (fold_builtin_1): Update a call to fold_builtin_exponent.
981 * builtins.c (fold_builtin_logarithm): Take decomposed
982 arguments of CALL_EXPR.
983 (fold_builtin_1): Update a call to fold_builtin_logarithm.
985 * c-decl.c (c_init_decl_processing): Remove local variables
986 ptr_ftype_void and ptr_ftype_ptr.
988 * gimplify.c (gimplify_expr): Remove local variables r0 and
991 * reg-stack.c (move_for_stack_reg): Remove local variable
993 (compare_for_stack_reg): Remove local variable flags_user.
994 (convert_regs_1): Remove local variable deleted.
996 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
998 (combine_blocks): Remove local variables exits and new_e.
1000 * tree-inline.c (expand_call_inline): Remove local variable
1003 * tree-ssa-live.c (create_ssa_var_map,
1004 calculate_live_on_entry): Remove local variable snn.
1006 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1008 * c-lex.c (c_lex_with_flags): Add parameter to call to
1011 2005-03-11 Per Bothner <per@bothner.com>
1013 * c-tree.h (struct c_declarator): New id_loc field.
1014 * c-pragma.h (c_lex_with_flags): Take position reference.
1015 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1016 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1017 (c_lex): Pass dummy location to c_lex_with_flags.
1018 * c-parser.c (c_lex_one_token): Set c_token's location using
1019 c_lex_with_flags, instead of input_location, which might be "ahead".
1020 (c_parser_direct_declarator): Set declarator's id_loc from
1022 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1023 declarator's id_loc, rather than probably-imprecise input_location.
1024 (build_id_declarator): Initialize c_declarator's id_loc field.
1026 2005-03-11 Roger Sayle <roger@eyesopen.com>
1029 * builtins.c (expand_builtin_signbit): Force the signbit's word
1030 into an integer register to avoid SUBREGs of floating point modes.
1032 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1034 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1035 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1036 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1037 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1039 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1041 PR rtl-optimization/20306
1042 * expr.c (emit_move_complex): Set try_int false if mode is
1043 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1044 emit_block_move if try_int is true.
1046 2005-03-11 Richard Henderson <rth@redhat.com>
1049 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1050 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1053 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1055 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1056 (TARGET_FIX_VR4130): New macro.
1057 (TARGET_OPTIONS): Add -mfix-vr4130.
1058 (ISA_HAS_MACCHI): New macro.
1059 (ASM_SPEC): Add -mfix-vr4130.
1060 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1061 (override_options): Handle mips_fix_vr4130_string.
1062 (mips_avoid_hazards): Clear all_noreorder_p
1063 if we're working around VR4130 errata and the macc alternatives
1065 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1066 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1067 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1068 (MULTILIB_DEFAULTS): Remove leading "march=".
1069 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1070 if no architecture option is given.
1071 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1073 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1074 * doc/invoke.texi: Document -mfix-vr4130.
1076 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1078 * config/mips/mips.c (override_options): Only warn about -mint64
1079 deprecation if TARGET_INT64.
1081 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1084 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1085 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1086 are non-specific regarding the nonnull parameter positions.
1087 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1088 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1089 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1090 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1092 * builtins.def: Use the non-specific "nonnull" attibute lists.
1094 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1096 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1097 single_pred_edge, single_succ, single_pred): Improve comments.
1099 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1101 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1102 single_pred_edge, single_succ, single_pred): New inline functions.
1103 * bb-reorder.c (rotate_loop, find_traces_1_round,
1104 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1105 duplicate_computed_gotos): Use the single_succ/pred functions.
1106 * cfganal.c (forwarder_block_p): Ditto.
1107 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1108 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1109 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1110 merge_seq_blocks): Ditto.
1111 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1112 * cfglayout.c (fixup_reorder_chain): Ditto.
1113 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1114 canonicalize_loop_headers, verify_loop_structure): Ditto.
1115 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1116 mfb_update_loops, create_preheader, force_single_succ_latches,
1117 create_loop_notes): Ditto.
1118 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1119 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1120 commit_one_edge_insertion, purge_dead_edges,
1121 cfg_layout_can_merge_blocks_p): Ditto.
1122 * except.c (sjlj_emit_function_enter): Ditto.
1123 * flow.c (init_propagate_block_info): Ditto.
1124 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1125 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1126 insert_insn_end_bb): Ditto.
1127 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1128 find_if_case_2): Ditto.
1129 * lambda-code.c (perfect_nestify): Ditto.
1130 * lcm.c (optimize_mode_switching): Ditto.
1131 * loop-doloop.c (doloop_modify): Ditto.
1132 * loop-init.c (loop_optimizer_init): Ditto.
1133 * loop-iv.c (simplify_using_initial_values): Ditto.
1134 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1135 * loop-unswitch.c (unswitch_loop): Ditto.
1136 * modulo-sched.c (generate_prolog_epilog): Ditto.
1137 * predict.c (combine_predictions_for_insn, estimate_probability,
1138 tree_estimate_probability, last_basic_block_p,
1139 estimate_bb_frequencies): Ditto.
1140 * profile.c (branch_prob): Ditto.
1141 * regrename.c (copyprop_hardreg_forward): Ditto.
1142 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1143 * tracer.c (layout_superblocks): Ditto.
1144 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1145 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1146 cleanup_control_expr_graph, disband_implicit_edges,
1147 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1148 tree_verify_flow_info, tree_make_forwarder_block,
1149 tree_forwarder_block_p, remove_forwarder_block,
1150 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1151 * tree-if-conv.c (tree_if_conversion): Ditto.
1152 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1153 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1154 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1155 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1156 copy_loop_headers): Ditto.
1157 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1158 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1159 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1160 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1161 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1162 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1163 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1164 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1165 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1166 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1167 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1168 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1169 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1170 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1171 slpeel_add_loop_guard): Ditto.
1173 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1175 PR tree-optimization/15784
1176 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1179 * stmt.c (expand_case): Don't change index_type. Convert minval
1182 PR tree-optimization/20130
1183 * fold-const.c (fold): Fold x * -1 into -x.
1185 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1187 PR rtl-optimization/20331
1188 * rtlanal.c (modified_between_p): Check its address first for MEM.
1189 (modified_in_p): Likewise.
1191 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1193 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1195 2005-03-10 Steven Bosscher <stevenb@suse.de>
1197 * expr.c (expand_expr_real_1): If possible, use a conditional
1198 move for expanding MIN_EXPR and MAX_EXPR.
1199 Use temp for moving around rtx-en.
1201 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1204 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1207 2005-03-10 Roger Sayle <roger@eyesopen.com>
1209 * builtins.c (expand_builtin_signbit): Extend to handle floating
1210 point modes wider than the largest integer type, using the
1211 operand_subword_force function to obtain the signbit's word.
1213 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1216 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1217 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1219 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1221 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1223 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1225 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1227 (perform_edge_inserts): Unconditionally call
1228 free_dominator_info.
1230 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1232 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1234 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1236 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1238 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1240 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1242 (rtl_register_value_prof_hooks,
1243 tree_value_profile_transformations,
1244 tree_register_value_prof_hooks): Likewise.
1245 * var-tracking.c (stack_adjust_offset_pre_post,
1246 variable_htab_free, variable_union, dataflow_set_different_2,
1247 count_uses, variable_was_changed, set_frame_base_location,
1248 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1249 vt_add_function_parameters): Likewise.
1250 * varasm.c (named_section_real, named_section, make_decl_rtl,
1251 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1252 const_hash_1, compare_constant, copy_constant, force_const_mem,
1253 output_constant_pool_2, output_constant_pool_1, output_constant,
1254 output_constructor, make_decl_one_only, decl_tls_model,
1255 default_no_named_section, default_elf_select_section_1,
1256 default_unique_section_1): Likewise.
1257 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1258 * vmsdbgout.c (addr_const_to_string): Likewise.
1261 * function.c (struct assign_parm_data_one): Remove last_named
1263 (assign_parm_find_data_types): Don't determine last_named.
1264 Reorder named_parm determination.
1265 (assign_parms): Only setup varargs on the last non-varadic
1268 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1270 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1271 sda base address on medium model.
1273 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1275 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1276 * cfgloop.c (flow_loop_nodes_find): Export.
1277 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1279 * cfgloopmanip.c (fix_loop_structure): New function.
1280 * predict.c (predict_loops): Clean up the loops information.
1281 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1282 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1284 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1285 (rewrite_into_loop_closed_ssa): Declaration changed.
1286 * tree-loop-linear.c (linear_transform_loops): Add argument to
1287 rewrite_into_loop_closed_ssa call.
1288 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1289 * tree-ssa-loop-im.c (move_computations): Ditto.
1290 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1291 * tree-vectorizer.c (vectorize_loops): Ditto.
1292 * tree-optimize.c: Include cfgloop.h.
1293 (execute_todo): Choose whether to call cleanup_tree_cfg or
1294 cleanup_tree_cfg_loop.
1295 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1296 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1297 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1298 cleanup_tree_cfg_loop call.
1299 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1300 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1301 work on part of cfg.
1303 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1306 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1307 with multiple alternatives.
1309 * stmt.c (parse_output_constraint): Fix a typo.
1311 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1313 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1314 assembly directive instead of deprecated "no-generics".
1316 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1318 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1319 for non-offsettable memory references to cope with outstanding reload
1321 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1322 avoid losing outstanding address reloads.
1323 ("reload_outdi", "reload_outdf"): Likewise.
1325 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1327 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1328 code. Add more cbrt transformations.
1330 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1332 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1334 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1336 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1337 NULL_TREE when a given tree is not simplified.
1338 (fold): Return the original tree when any of the functions
1339 mentioned above NULL_TREE.
1341 * fold-const.c (fold_unary, fold_binary): Take decomposed
1342 arguments, code, type, op0, and op1 in case of fold_binary.
1343 (fold): Update calls to fold_unary and fold_binary.
1345 2005-03-09 Roger Sayle <roger@eyesopen.com>
1347 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1348 a fndecl and an arglist instead of a CALL_EXPR, exp.
1350 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1352 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1354 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1356 * expr.c (expand_assignment): Remove orig_to_rtx.
1358 * fold-const.c (int_const_binop): Remove no_overflow.
1360 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1362 * loop-iv.c (get_biv_step_1): Remove lhs.
1364 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1366 * real.c (real_nan): Remove neg.
1368 * function.c (thread_prologue_and_epilogue_insns): Remove i
1371 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1374 * tree-eh.c (tree_could_trap_p): Remove idx.
1376 * tree-into-ssa.c (ann): Remove ann.
1378 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1380 * tree-sra.c (decide_block_copy): Remove inst_count.
1382 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1384 * tree-ssa-loop-im.c (lhs): Remove.
1386 * cfgbuild.c (state, STATE, SET_STATE,
1387 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1389 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1390 (find_basic_blocks): Set the state of each basic block to
1393 2005-03-08 Jeff Law <law@redhat.com>
1395 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1396 goto results in the removal of edges in the CFG, then we need
1397 to recompute dominators.
1399 2005-03-09 Ben Elliston <bje@au.ibm.com>
1401 * c-common.c (c_do_switch_warnings): Comment fix.
1403 2005-03-08 Julian Brown <julian@codesourcery.com>
1405 * Patch from 2005-03-08 reverted for causing regressions and
1406 ppc-darwin bootstrap failure.
1408 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1410 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1411 Define the real function for ppc-darwin.
1412 * c-typeck.c (convert_arguments): Check for target-specific
1413 invalid argument call to unprototyped function.
1414 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1416 * target.h (invalid_arg_for_unprototyped_fn): New field
1418 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1419 default target hook.
1420 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1423 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1425 * c-typeck.c (constructor_stack, constructor_range_stack,
1426 initializer_stack): Make them static.
1428 * cfg.c (rbi_pool): Make it static.
1430 * gimple-low.c (lower_stmt_body): Make it static.
1431 * tree-flow.h: Remove the corresponding prototype. Don't
1434 * sched-deps.c (cache_size): Make it static.
1436 * stor-layout.c (lang_adjust_rli): Make it static.
1438 2005-03-08 Julian Brown <julian@codesourcery.com>
1440 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1441 from being used for symbols with vague linkage when
1442 HAVE_GAS_COMDAT_GROUP is true.
1444 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1446 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1447 nlabel == JUMP_LABEL (jump).
1449 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1451 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1452 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1453 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1454 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1456 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1459 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1460 * c-common.c (handle_returns_twice): New function.
1461 (c_common_attribute_table): Declare eturns_twice' attribute.
1462 * doc/extend.texi: Document eturns_twice' attribute.
1463 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1464 (struct tree_decl): Add returns_twice_flag.
1466 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1468 * tree-ssa-phiopt.c: Fix a comment typo.
1470 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1471 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1472 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1475 2005-03-08 Richard Henderson <rth@redhat.com>
1477 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1478 builtin codes with ctzdi2, clzdi2, popcountdi2.
1479 (struct alpha_builtin_def): Add is_const.
1480 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1481 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1482 (alpha_init_builtins): Init them. Set nothrow and const attributes
1484 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1485 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1486 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1487 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1488 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1489 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1490 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1491 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1492 (TARGET_FOLD_BUILTIN): New.
1493 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1494 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1496 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1498 2005-03-08 Ira Rosen <irar@il.ibm.com>
1500 PR tree-optimization/20122
1501 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1502 condition of access function instead of base.
1504 2005-03-07 Jeff Law <law@redhat.com>
1505 Steven Bosscher <stevenb@suse.de>
1507 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1508 (find_taken_edge): Call find_taken_edge_computed_goto as
1509 appropriate. Allow any gimple invariant rather than just
1510 INTEGER_CST for VAL.
1511 (cleanup_control_flow): Cleanup a computed goto which has turned
1513 (tree_merge_blocks): If block B has any forced labels, move
1514 them to the start of block A.
1515 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1516 computed gotos as well.
1517 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1518 removal of unnecessary computed gotos too.
1519 (lookup_redirection_data): Fix type of INSERT argument. Callers
1522 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1524 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1525 Remove trailing spaces.
1527 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1528 unshare_all_trees): Make them static.
1529 * tree-gimple.h: Remove the corresponding prototypes.
1531 * diagnostic.h: Remove unused prototype
1532 debug_output_buffer.
1533 * modulo-sched.c: Remove unused prototype
1534 set_row_column_for_ps.
1536 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1537 replace_phi_edge_with_variable): Remove unused variable i.
1539 2005-03-07 Per Bothner <per@bothner.com>
1541 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1543 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1546 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1547 bbs on the COND_EXPR instead of the PHI_NODEs.
1548 (candidate_bb_for_phi_optimization): Remove.
1549 (replace_phi_with_stmt): Rename to ...
1550 (replace_phi_edge_with_variable): this and change so that we
1551 replace the phi argument instead of removing the PHI.
1552 (conditional_replacement): Change so we deal with PHI with more
1554 (value_replacement): Likewise.
1555 (abs_replacement): Likewise.
1557 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1559 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1560 output_e500_flip_gt_bit.
1562 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1564 (rs6000_generate_compare): Fix logic to look at the correct bits.
1565 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1567 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1568 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1569 gen_move_from_CR_gt_bit.
1571 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1572 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1573 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1575 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1576 (E500_CR_IOR_COMPARE): New constant.
1578 2005-03-08 Earl Chew <earl_chew@agilent.com>
1579 David Billinghurst <David.Billinghurst@riotinto.com>
1581 * config/i386/host-cygwin.c: New file to support precompiled
1583 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1584 * config.host: Use above files for cygwin host.
1586 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1588 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1589 ordering ops from earlier change.
1591 2005-03-07 Per Bothner <per@bothner.com>
1593 Various fixes to allow us to again build if --enable-mapped-location:
1594 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1595 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1596 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1597 local variable loc. Change logic appropriately.
1598 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1599 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1600 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1601 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1602 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1604 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1606 PR rtl-optimization/19683
1607 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1608 number of bytes, to smallest_int_for_mode. Fix arguments to
1609 REG_CANNOT_CHANGE_MODE_P.
1611 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1613 * reorg.c (relax_delay_slots): Check that the jump is
1614 conditional before trying to invert it.
1616 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1618 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1621 * calls (stack_arg_under_construction): Make it static.
1623 * flow.c (regs_live_at_setjmp): Make it static.
1624 * flow.h: Remove the corresponding prototype.
1626 * reload1.c (reload_startobj, reload_firstobj,
1627 something_needs_operands_changed, reload_inherited,
1628 reload_inheritance_insn, reload_override_in,
1629 reload_spill_index): Make them static.
1631 * recog.c (verify_changes): Make it static.
1632 * recog.h: Remove the corresponding prototype.
1634 * cfgbuild.c (find_sub_basic_blocks): Remove.
1635 * basic-block.h: Remove the corresponding prototype.
1636 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1638 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1640 * tree-ssa-operands.c (check_build_stmt): Remove.
1642 * stor-layout.c (set_alignment): Remove.
1643 * tree.h: Remove the corresponding prototype.
1645 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1647 * tree-ssa-dce.c (control_dependence_map,
1648 visited_control_parents): Make them static.
1650 * cfghooks.c (verify_flow_info): Remove local variable
1653 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1656 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1658 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1660 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1662 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1664 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1665 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1666 PARALLEL for an empty structure.
1668 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1670 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1672 * fold-const.c (fold_binary): Unroll the very first "for"
1675 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1677 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1678 redundant match_code test.
1679 (scc_comparison_operator): Swap match_operand and match_code
1681 (branch_positive_comparison_operator): Same.
1682 (trap_comparison_operator): Use comparison_operator and swap with
1685 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1688 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1689 (out_movhi_r_mr): Read low byte of volatile MEM first.
1690 (out_movhi_mr_r): Write high byte of volatile MEM first.
1692 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1694 * cselib.c (reg_values, reg_values_size): Make them static.
1696 * cse.c (cse_reg_info_table): Make it static.
1698 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1700 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1702 * cse.c (find_best_addr): Use canon_for_address.
1704 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1706 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1707 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1708 SUBREG and MEM, respectively.
1710 * fold-const.c (fold_binary): Use code instead of t.
1712 * fold-const.c (optimize_minmax_comparison): Take decomposed
1713 arguments code, type, op0, and op1 instead of t.
1714 (fold_binary): Update a call to optimize_minmax_comparison.
1716 * fold-const.c (fold_range_test): Take decomposed arguments
1717 code, type, op0, and op1 instead of t.
1718 (fold_binary): Update a call to fold_range_test.
1720 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1721 decomposed arguments code, type, op0, and op1 instead of t.
1722 (fold_binary): Update a call to fold_range_test.
1724 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1726 * fold-const.c (fold_binary): Avoid directly using the original
1727 expression t as much as possible.
1729 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1731 * c-semantics.c (build_stmt): Use TYPE_P instead of
1732 IS_NON_TYPE_CODE_CLASS.
1733 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1734 (NON_TYPE_CHECK): Use TYPE_P instead of
1735 IS_NON_TYPE_CODE_CLASS.
1737 * fold-const.c (fold): Remove handling of binary expressions.
1739 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1741 * doc/c-tree.texi: Wrap comments in @r{}.
1742 * doc/cpp.texi: Likewise.
1743 * doc/cppinternals.texi: Likewise.
1744 * doc/extend.texi: Likewise.
1745 * doc/md.texi: Likewise.
1746 * doc/objc.texi: Likewise.
1747 * doc/sourcebuild.texi: Likewise.
1748 * doc/tm.texi: Likewise.
1751 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1753 * predict.c (apply_return_prediction): Standardize PHI chain
1755 * tree-ssa.c (ssa_redirect_edge): Likewise.
1757 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1758 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1761 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1762 * tree-flow.h: Adjust the prototype for remove_phi_node.
1763 * lambda-code.c (perfect_nestify): Adjust a call to
1766 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1767 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1769 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1770 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1771 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1772 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1774 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1775 of GEN_INT (trunc_int_for_mode (...)).
1776 * loop-iv.c (iv_number_of_iterations): Likewise.
1777 * postreload.c (reload_cse_move2add): Likewise.
1778 * simplify-rtx.c (simplify_const_unary_operation,
1779 simplify_const_binary_operation): Likewise.
1780 * stor-layout.c (get_mode_bounds): Likewise.
1782 * fold-const.c (fold_binary): New.
1783 (fold): Call fold_binary on binary expressions.
1785 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1787 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1788 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1789 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1790 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1791 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1793 2005-03-04 Devang Patel <dpatel@apple.com>
1795 PR tree-optimization/18815
1796 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1797 loops with zero exit edges.
1799 2005-03-04 Devang Patel <dpatel@apple.com>
1801 * doc/invoke.texi: Remove reference to webpage that does not exist.
1803 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1804 Joseph S. Myers <joseph@codesourcery.com>
1807 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1808 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1809 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1810 * pa.c (get_plabel): Change argument to symbol_ref. Call
1811 maybe_get_identifier instead of get_identifier.
1812 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1813 (struct deferred_plabel): Replace name field with symbol field.
1814 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1815 ASM_OUTPUT_EXTERNAL_REAL is defined.
1816 (output_global_address): Use output_addr_const for output of all
1818 (output_deferred_plabels): Use symbol_ref instead of name for address
1820 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1821 ASM_OUTPUT_SYMBOL_REF): New macros.
1822 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1824 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1827 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1829 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1830 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1832 2005-03-04 Jeff Law <law@redhat.com>
1834 * basic-block.h (rediscover_loops_after_threading): Declare.
1835 * tree-ssa-dom.c: Include cfgloop.h.
1836 (tree_ssa_dominator_optimize): Discover loops and some basic
1837 properties. Remove forwarder blocks recreated by loop header
1838 canonicalization. Also mark backedges in the CFG.
1839 * tree-ssa-threadupdate.c: Include cfgloop.h
1840 (rediscover_loops_after_threading): Define.
1841 (struct local_info): New field, JUMP_THREADED.
1842 (prune_undesirable_thread_requests): New function.
1843 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1844 then record that fact for the callers of redirct_edges.
1845 (thread_block): If BB has incoming backedges, then call
1846 prune_undesirable_thraed_requests. Note when we are
1847 going to have to rediscover loop information. Return a
1848 boolean indicating if any jumps were threaded.
1849 (thread_through_all_blocks): Bubble up boolean indicating
1850 if any jumps were threaded.
1851 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1852 (tree-ssa-threadupdate.o): Similarly.
1854 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1856 * fold-const.c (fold_ternary): Unroll the "for" loop to
1859 2005-03-04 Andrew Haley <aph@redhat.com>
1861 * unwind-dw2-fde-glibc.c (struct
1862 unw_eh_callback_data.check_cache): New field.
1863 (frame_hdr_cache): New.
1864 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1865 Cache frame header info.
1867 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1869 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1870 (print_c_condition): Declare.
1871 * read-rtl.c (ptr_loc): New structure.
1872 (ptr_locs, ptr_loc_obstack, joined_conditions)
1873 (joined_conditions_obstack): New variables.
1874 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1875 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1876 (join_c_conditions, print_c_condition): New functions.
1877 (apply_macro_to_string): Associate the new string with the same
1878 source location as the old one.
1879 (add_condition_to_string): Use join_c_conditions.
1880 (read_string): Use set_rtx_ptr_loc to record a filename and line
1881 number for the string.
1882 (read_rtx): Initialize the new variables above.
1883 * genattrtab.c (write_test_expr, write_attr_value): Use
1885 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1886 comment above the GCC_VERSION check.
1887 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1888 Inline the definition of MAYBE_EVAL.
1889 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1890 * genoutput.c (process_template): Likewise.
1891 * genpreds.c (write_predicate_subfunction): Likewise.
1892 (write_predicate_expr): Use print_c_condition.
1893 * genrecog.c (write_cond): Likewise.
1894 * gensupport.c (process_rtx): Use join_c_conditions to join the
1895 conditions of a define_insn_and_split. Record a source location
1896 for the string after the "&&".
1897 (alter_test_for_insn): Use join_c_conditions.
1899 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1902 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1903 PR tree-optimization/15784
1904 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1907 2005-03-04 Ben Elliston <bje@au.ibm.com>
1909 * gcc.c (option_map): Add --coverage.
1910 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1911 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1912 * config/darwin.h: Pass -lgcov for `coverage'.
1913 * doc/invoke.texi (Debugging Options): Document --coverage.
1915 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1917 * gcse.c (bypass_block): Use find_edge wherever possible.
1919 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1923 * c-opts.c (c_common_parse_file): Call start_source_file
1924 and end_source_file at the approriate times.
1926 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1927 the main file, it will be done for us now.
1929 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1931 * fold-const.c (fold_ternary): New.
1932 (fold): Call fold_ternary on ternary expressions. Remove
1933 handling of ternary expressions.
1935 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1937 PR tree-optimization/15784
1938 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1941 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1943 * config/rs6000/predicates.md (branch_comparison_operator):
1944 Convert from C block to conditional format.
1946 2005-03-03 Jan Hubicka <jh@suse.cz>
1948 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1949 and non-constant public variables.
1951 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1953 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1956 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1959 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1960 calls to release_ssa_name and release_phi_node.
1962 * fold-const.c (fold): Remove handling of unary expressions.
1964 * fold-const.c (fold_unary): Avoid directly using the original
1965 expression t as much as possible.
1967 2005-03-03 Roger Sayle <roger@eyesopen.com>
1968 Andrew Pinski <pinskia@physics.uc.edu>
1970 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1971 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1973 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1975 Describe special registers SRP and MOF as allocatable registers.
1976 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1977 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1978 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1979 TARGET_HAS_MUL_INSNS.
1980 (cris_print_operand) <case 'd'>: New case.
1981 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1982 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1984 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1985 (REG_ALLOC_ORDER): Update for MOF.
1986 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1988 (GENERAL_REGS): No longer a define of ALL_REGS.
1989 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1990 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1992 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1993 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1994 (SECONDARY_RELOAD_CLASS): Define.
1995 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1996 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1997 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1998 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1999 (REGISTER_MOVE_COST): Define.
2000 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2001 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2002 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2003 (CRIS_MOF_REGNUM): New define_constants.
2004 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2006 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2008 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2009 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2010 Adjust for MOF being properly described as a register.
2011 (indir_to_reg_split): Name this split. Conditionalize on the
2012 destination register being a general register.
2013 (movei): Conditionalize on on operands 0 and 1 having the same
2016 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2019 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2020 -mcpu to override any other explicitly given flags.
2022 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2024 * recog.c (verify_changes, confirm_change_group): New functions,
2025 broken out of apply_change_group.
2026 (apply_change_group): Use them.
2027 * recog.h (verify_change, confirm_change_group): Declare.
2028 * rtl.h (redirect_jump_2): Declare.
2029 * jump.c (redirect_exp, invert_exp): Delete.
2030 (invert_exp_1): Take second parameter. Return value. Changed caller.
2031 (redirect_jump_2): New function, broken out of redirect_jump.
2032 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2033 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2034 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2036 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2038 * varasm.c (named_section): Use xstrdup rather than doing it by
2041 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2043 2005-03-02 Devang Patel <dpatel@apple.com>
2045 Undo PR tree-optimization/18815 fix.
2047 2005-03-02 Devang Patel <dpatel@apple.com>
2049 PR tree-optimization/18815
2050 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2051 loops with zero exit edges.
2053 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2055 * cfg.c (connect_src, connect_dest, disconnect_src,
2056 disconnct_dest): New.
2057 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2058 redirect_edge_pred): Use the new functions.
2060 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2061 free_dominance_info only when needed.
2063 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2066 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2067 (reg_or_sub_cint64_operand): Same.
2069 2005-03-02 Jeff Law <law@redhat.com>
2071 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2072 CFG_ALTERED in the main DOM iteration loop.
2074 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2077 * varasm.c (initializer_constant_valid_p): Allow conversions
2078 between OFFSET_TYPEs. Tidy.
2080 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2082 * config/cris/cris.md ("return"): Remove epilogue delay list
2085 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2087 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2089 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2091 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2093 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2094 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2095 config/m68k/m68k.c, config/mips/mips.h,
2096 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2097 doc/include/gcc-common.texi: Update copyright.
2099 PR middle-end/18029 and PR middle-end/18030
2100 * expr.c (optimize_bitfield_assignment_op): Add a special case
2101 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2103 * fold-const.c (fold_unary): New.
2104 (fold): Call fold_unary on unary expressions.
2106 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2108 * cgraph.h (struct cgraph_edge): Add prev_caller and
2110 (cgraph_node_remove_callees): Export.
2111 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2113 (cgraph_edge_remove_callee): New function.
2114 (cgraph_edge_remove_caller): Likewise.
2115 (cgraph_remove_edge): Use.
2116 (cgraph_redirect_edge_callee): Likewise.
2117 (cgraph_node_remove_callees): New function.
2118 (cgraph_node_remove_callers): Likewise.
2119 (cgraph_remove_node): Use.
2120 * tree-optimize.c (tree_rest_of_compilation): Use
2121 cgraph_node_remove_callees instead of manual loop.
2122 * cgraphunit.c (cgraph_finalize_function): Likewise.
2123 (cgraph_expand_function): Likewise.
2124 (cgraph_remove_unreachable_nodes): Likewise.
2126 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2129 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2131 * c-decl.c (undeclared_variable): Take location as argument.
2132 * c-typeck.c (build_external_ref): Likewise.
2133 * c-parser.c (c_parser_postfix_expression): Pass location of
2134 identifier to build_external_ref.
2136 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2138 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2139 CCEQ mode for branch_positive_comparison_operator test.
2140 * config/rs6000/predicates (branch_comparison_operator): Revert to
2142 (scc_comparison_operator): Same.
2143 (branch_positive_comparison_operator): Same.
2145 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2147 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2148 (cris_delay_slots_for_epilogue): Remove.
2149 (save_last): Move into cris_target_asm_function_epilogue.
2150 (cris_target_asm_function_epilogue): Remove tests for file being
2152 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2153 (cris_delay_slots_for_epilogue): Remove prototypes.
2154 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2155 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2157 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2159 * config/rs6000/predicates.md (branch_comparison_operator): Change
2160 to define_special_predicate.
2161 (scc_comparison_operator): Same.
2162 (branch_positive_comparison_operator): Same.
2164 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2166 * Makefile.in (tree-ssa-sink.o): New.
2167 (OBJS-common): Add tree-ssa-sink.o.
2168 * common.opt: Add -ftree-sink
2169 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2170 * timevar.def (TV_TREE_SINK): new timevar.
2171 * tree-flow.h (is_hidden_global_store): Prototype.
2172 * tree-optimize.c (init_tree_optimization_passes): Add
2174 * tree-pass.h (pass_sink_code): New.
2175 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2176 for non-obvious global store store to is_hidden_global_store, and
2177 call that new function.
2178 * tree-ssa-sink.c: New file.
2179 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2180 * doc/passes.texi: Document forward store motion.
2181 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2182 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2183 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2184 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2186 2005-03-01 Per Bothner <per@bothner.com>
2188 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2189 and we have a non-zero column-number, add it to the message.
2190 Also factor out the diagnostic_kind_text.
2192 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2194 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2195 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2196 flow_loop_scan): Removed.
2197 (flow_loop_dump): Do not dump removed fields.
2198 (flow_loop_free): Do not free removed fields.
2199 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2200 (loop_exit_edge_p): New function.
2201 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2202 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2203 num_exits, exits_doms.
2204 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2205 LOOP_EDGES, LOOP_ALL): Removed.
2206 (flow_loop_scan): Declaration removed.
2207 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2208 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2210 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2211 (if_convert): Call flow_loops_find and flow_loops_free
2212 when calling mark_loop_exit_edges.
2213 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2214 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2215 free_dominance_info calls.
2216 * loop-init.c (flow_loops_find): Ditto.
2217 * passes.c (rest_of_handle_branch_prob): Ditto.
2218 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2219 * loop-unroll.c (analyze_insns_in_loop): Do not use
2221 * predict.c (predict_loops): Do not call flow_loop_scan.
2222 Use get_loop_exit_edges.
2223 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2224 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2225 Do not use EDGE_LOOP_EXIT.
2226 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2227 to bb_with_exit_edge_p.
2228 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2229 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2230 to bb_with_exit_edge_p.
2231 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2233 * tree-loop-linear.c (linear_transform_loops): Do not call
2234 flow_loop_scan. Use loop->single_exit.
2235 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2236 (vect_analyze_loop_form): Do not call flow_loop_scan.
2237 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2239 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2241 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2242 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2243 slpeel_tree_duplicate_loop_to_edge_cfg,
2244 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2245 Use loop_preheader_edge and loop->single_exit. Do not call
2248 2005-03-01 Nick Clifton <nickc@redhat.com>
2250 * config/arm/arm.c (thumb_find_work_register): Check all of the
2251 argument registers to see if they are free, and a couple of
2252 special cases where the last argument register but can be proved
2253 to be available during the function's prologue.
2254 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2255 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2256 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2258 (thumb_compute_save_reg_mask): Likewise. Also use
2259 thumb_find_work_register() to ensure that there is agreement about
2260 which work register is going to be used in the prologue.
2261 (thumb_output_function_prologue): Use unsigned long as the type
2262 for the register bit-mask. Also delay pushing the link register if
2263 other high registers are going to be pushed.
2264 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2265 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2266 redundant prototypes.
2268 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2271 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2272 and after reload in REG+REG indexed addresses without REG_POINTER
2273 set in the base and not set in the index.
2275 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2277 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2278 Don't undefine here.
2279 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2280 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2281 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2282 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2283 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2285 * config.gcc (sh*-*-linux*): Use config/linux.h.
2287 2005-02-28 Dale Johannesen <dalej@apple.com>
2288 Stan Shebs <shebs@apple.com>
2290 Rewrite of 64-bit Darwin structure-by-value pass/return.
2291 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2292 intoffset, use_stack, named.
2293 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2294 (rs6000_darwin64_record_arg_advance_flush): New.
2295 (rs6000_darwin64_record_arg_advance_recurse): New.
2296 (rs6000_darwin64_record_arg_flush): New.
2297 (rs6000_darwin64_record_arg_recurse): New.
2298 (rs6000_darwin64_record_arg): New.
2299 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2300 (function_arg_boundary): Handle 128-bit aligned structs.
2301 (function_arg_advance): Rewrite darwin64 struct handling.
2302 (function_arg): Call rs6000_darwin64_record_arg.
2303 (function_arg_partial_nregs): Handle darwin64 structs.
2304 (rs6000_darwin64_function_value): Remove.
2305 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2307 2005-02-28 Roger Sayle <roger@eyesopen.com>
2309 PR tree-optimization/20216
2310 * tree-chrec.c (tree_fold_factorial): Delete.
2311 (tree_fold_binomial): Change argument list to take a return type
2312 and change the type of K to unsigned int. Rewrite to avoid explicit
2313 evaluation of factorials, and (recursively) calling fold to perform
2314 compile-time arithmetic. Return NULL on (internal) overflow.
2315 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2316 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2317 if any intermediate calculation overflows.
2318 (chrec_apply): Update call to chrec_evaluate.
2320 2005-02-28 James E Wilson <wilson@specifixinc.com>
2322 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2324 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2327 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2328 instead of NULL_TREE on error.
2330 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2332 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2333 (EASY_VECTOR_15_ADD_SELF): Remove.
2334 (num_insns_constant_wide): Not static.
2335 (validate_condition_mode): Not static.
2336 (toc_relative_expr_p): Not static.
2337 (legitimate_indirect_address_p): Not static.
2338 (macho_lo_sum_memory_operand): Not static.
2339 (invalid_e500_subreg): Not static.
2340 (easy_vector_same): Not static.
2341 (easy_vector_splat_const): Not static.
2342 (RS6000_SYMBOL_REF_TLS_P): Remove.
2343 (any_operand): Delete.
2344 (any_parallel_operand): Delete.
2345 (count_register_operand): Delete.
2346 (altivec_register_operand): Delete.
2347 (xer_operand): Delete.
2348 (s8bit_cint_operand): Delete.
2349 (short_cint_operand): Delete.
2350 (u_short_cint_operand): Delete.
2351 (non_short_cint_operand): Delete.
2352 (exact_log2_cint_operand): Delete.
2353 (gpc_reg_operand): Delete.
2354 (cc_reg_operand): Delete.
2355 (cc_reg_not_cr0_operand): Delete.
2356 (reg_or_short_operand): Delete.
2357 (reg_or_neg_short_operand): Delete.
2358 (reg_or_aligned_short_operand): Delete.
2359 (reg_or_u_short_operand): Delete.
2360 (reg_or_cint_operand): Delete.
2361 (reg_or_arith_cint_operand): Delete.
2362 (reg_or_add_cint64_operand): Delete.
2363 (reg_or_sub_cint64_operand): Delete.
2364 (reg_or_logical_cint_operand): Delete.
2365 (got_operand): Delete.
2366 (got_no_const_operand): Delete.
2367 (easy_fp_constant): Delete.
2368 (easy_vector_constant): Delete.
2369 (easy_vector_constant_add_self): Delete.
2370 (zero_constant): Delete.
2371 (zero_fp_constant): Delete.
2372 (volatile_mem_operand): Delete.
2373 (offsettable_mem_operand): Delete.
2374 (mem_or_easy_const_operand): Delete.
2375 (add_operand): Delete.
2376 (non_add_cint_operand): Delete.
2377 (logical_operand): Delete.
2378 (non_logical_cint_operand): Delete.
2379 (mask_operand): Delete.
2380 (mask_operand_wrap): Delete.
2381 (mask64_operand): Delete.
2382 (mask64_2_operand): Delete.
2383 (and64_operand): Delete.
2384 (and64_2_operand): Delete.
2385 (and_operand): Delete.
2386 (reg_or_mem_operand): Delete.
2387 (lwa_operand): Delete.
2388 (symbol_ref_operand): Delete.
2389 (call_operand): Delete.
2390 (current_file_function_operand): Delete.
2391 (input_operand): Delete.
2392 (rs6000_nonimmediate_operand): Delete.
2393 (rs6000_tls_symbol_ref): Delete.
2394 (save_world_operation): Delete.
2395 (restore_world_operation): Delete.
2396 (load_multiple_operation): Delete.
2397 (store_multiple_operation): Delete.
2398 (vrsave_operation): Delete.
2399 (mfcr_operation): Delete.
2400 (mtcrf_operation): Delete.
2401 (lmw_operation): Delete.
2402 (stmw_operation): Delete.
2403 (branch_comparison_operator): Delete.
2404 (branch_positive_comparison_operator): Delete.
2405 (scc_comparison_operator): Delete.
2406 (trap_comparison_operator): Delete.
2407 (boolean_operator): Delete.
2408 (boolean_or_operator): Delete.
2409 (min_max_operator): Delete.
2410 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2411 (EASY_VECTOR_15): Moved to here.
2412 (EASY_VECTOR_15_ADD_SELF): Move to here.
2413 (PREDICATE_CODES): Delete.
2414 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2415 Declare functions no longer static.
2416 * config/rs6000/predicates.md: New.
2417 * config/rs6000/rs6000.md: Include predicates.md
2419 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2421 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2422 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2424 * cfgrtl.c (need_fake_edge_p): Likewise.
2425 * combine.c (distribute_notes): Likewise.
2426 * emit-rtl.c (try_split): Likewise.
2427 * recog.c (peephole2_opimize): Likewise.
2428 * reg-notes.def (ALWAYS_RETURN): Remove.
2429 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2430 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2431 * tree.h (ECF_ALWAYS_RETURN): Remove.
2433 2005-02-28 Roger Sayle <roger@eyesopen.com>
2436 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2437 between different machine modes is never a "useless" conversion.
2439 2005-02-28 Geert Bosch <bosch@gnat.com>
2442 * doc/contrib.texi: List contributors for Ada front end
2444 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2446 * simplify-rtx.c (simplify_unary_operation_1,
2447 simplify_const_unary_operation): New, extracted from...
2448 (simplify_unary_operation): ... this one.
2449 (simplify_binary_operation_1,
2450 simplify_const_binary_operation): New, extracted from...
2451 (simplify_binary_operation): ... this one.
2452 * rtl.h (simplify_const_unary_operation,
2453 simplify_const_binary_operation): Add prototypes.
2455 2005-02-28 Julian Brown <julian@codesourcery.com>
2457 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2458 building libjava and caused PR regression/20228.
2460 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2463 * Makefile.in (host_subdir): New.
2464 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2465 * configure: Regenerate.
2467 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2469 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2470 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2471 installation directory first.
2473 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2476 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2477 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2478 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2479 * config/cris/cris.md: Tweak comments referring to Q.
2480 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2481 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2482 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2483 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2484 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2485 Insert spaces in constraints to align alternatives vertically for
2487 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2490 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2492 PR rtl-optimization/17728
2493 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2494 operand 0 from general_operand to move_dest_operand.
2496 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2498 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2499 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2500 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2501 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2503 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2505 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2506 * configure: Regenerate.
2507 * libada-mk.in: Remove CC; rename
2508 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2510 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2513 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2514 for the lhs, also walk over the tree. Likewise for rhs.
2516 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2518 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2519 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2520 Do not propagate value of iv before increment over the increment.
2522 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2524 * c-parser.c: New file.
2525 * c-parse.in: Remove.
2526 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2528 (c-parser.o): Add dependencies.
2529 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2530 maintainer-clean, TAGS): Update.
2531 * c-config-lang.in (gtfiles): Update.
2532 * gengtype-lex.l: Don't handle "@@".
2533 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2534 objc_build_synchronized, objc_begin_try_stmt,
2535 objc_begin_catch_clause, objc_finish_catch_clause,
2536 objc_build_finally_clause, objc_finish_try_stmt): New.
2537 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2539 (c_parse_init): Update comment.
2540 * c-decl.c (c_init_decl_processing): Update comment.
2541 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2542 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2543 new c_declspecs members.
2545 2005-02-25 Julian Brown <julian@codesourcery.com>
2547 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2548 from being used for symbols with vague linkage when
2549 HAVE_GAS_COMDAT_GROUP is true.
2551 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2553 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2555 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2558 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2559 (LIBGCC2_HAS_DF_MODE): New.
2560 (LIBGCC2_HAS_XF_MODE): New.
2561 (LIBGCC2_HAS_TF_MODE): New.
2562 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2563 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2564 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2565 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2566 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2567 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2568 and add _fixtfdi, _fixunstfdi, _floatditf
2569 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2570 L_fixunstfdi, L_floatditf.
2571 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2572 (LIBGCC2_HAS_TF_MODE): Define.
2574 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2576 PR tree-optimization/20204
2577 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2578 REWRITE_THIS_STMT markers on PHI nodes.
2579 (rewrite_initialize_block): Likewise.
2581 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2583 * version.c (version_string): Update to 4.1.
2585 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2587 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2588 Clarify that the alternative way doesn't work in GNU C++.
2590 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2592 PR tree-optimization/19937
2593 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2594 to the type of the induction variable.
2596 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2598 PR rtl-optimization/20117
2599 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2600 the block including noncopyable insn.
2602 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2604 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2605 calls to find_reg_note.
2607 2005-02-24 Richard Henderson <rth@redhat.com>
2610 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2613 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2615 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2616 vector types if to use base reg for misaligned non-word ld/std.
2618 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2621 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2622 dwarf2 label manually and put it after, not before the prologue.
2624 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2627 * reload.c (operands_match_p): Only increment register number for
2628 SCALAR_INT_MODE_P modes in multiple hard registers.
2630 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2633 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2635 * ChangeLog.5: Fix log message typo(s).
2636 * ChangeLog.7: Likewise.
2637 * ChangeLog.tree-ssa: Likewise.
2638 * cfgexpand.c: Fix comment typo(s).
2639 * conflict.c: Likewise.
2640 * defaults.h: Likewise.
2641 * dwarf2out.c: Likewise.
2643 * ggc-page.c: Likewise.
2644 * tree-eh.c: Likewise.
2645 * tree-ssa-dom.c: Likewise.
2647 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2650 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2651 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2652 if SHARED is defined.
2655 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2656 allow splitting only if operands 0 and 3 don't overlap.
2658 2005-02-24 Richard Henderson <rth@redhat.com>
2661 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2662 (fold_builtin_1): Call them.
2663 * fold-const.c (fold_complex_mult_parts): Split out from ...
2664 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2665 (fold_complex_div_parts, fold_complex_div): New.
2667 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2669 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2671 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2672 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2674 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2675 (print_node): Likewise.
2676 Print TYPE_SIZES_GIMPLIFIED.
2678 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2680 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2681 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2682 operands as commutative in constraints.
2684 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2686 * tree-into-ssa.c: Re-organize internal functions.
2688 2005-02-24 Richard Henderson <rth@redhat.com>
2691 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2693 * common.opt (fcx-limited-range): New.
2694 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2695 * toplev.c (flag_complex_method): Initialize to 1.
2696 (process_options): Set flag_complex_method to 0 if
2697 flag_cx_limited_range.
2698 * doc/invoke.texi (-fcx-limited-range): New.
2700 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2702 * cse.c (delete_trivially_dead_insns): Speed up by using
2703 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2706 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2708 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2709 functions when -mid-shared-library is being used.
2711 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2713 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2714 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2715 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2716 * system.h: Poison LINK_LIBGCC_SPECIAL.
2718 2005-02-23 James E Wilson <wilson@specifixinc.com>
2720 * gengtype.c (note_insn_name): Make 1 element larger.
2722 2005-02-23 Roger Sayle <roger@eyesopen.com>
2725 PR rtl-optimization/20097
2726 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2727 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2729 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2731 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2732 * t-aix52 (SHLIB_INSTALL): Same.
2734 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2736 * genpreds.c: Update copyright.
2738 2005-02-23 Michael Beach <michaelb@ieee.org>
2741 * config/sparc/t-elf (startup files): Assemble with CPP.
2743 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2745 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2746 (write_predicate_expr): Likewise.
2748 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2750 PR tree-optimization/20100
2751 PR tree-optimization/20115
2752 * tree-optimize.c (init_tree_optimization_passes): Remove
2753 pass_maybe_create_global_var.
2754 * tree-pass.h (pass_maybe_create_global_var): Remove.
2755 * tree-ssa-alias.c (aliases_computed_p): Declare.
2756 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2757 (count_calls_and_maybe_create_global_var): Remove.
2758 (pass_maybe_create_global_var): Remove.
2759 (init_alias_info): Do not declare aliases_computed_p.
2760 (maybe_create_global_var): If the function contains no
2761 call-clobbered variables and a mix of pure/const and regular
2762 function calls, create .GLOBAL_VAR.
2763 Mark all call-clobbered variables for renaming.
2764 (merge_pointed_to_info): Update comment.
2765 (add_pointed_to_var): Likewise.
2766 (is_escape_site): Likewise.
2767 Accept struct alias_info * instead of size_t *.
2769 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2771 * tree-ssa-operands.c (get_call_expr_operands): If
2772 ALIASES_COMPUTED_P is false, do not add call-clobbering
2774 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2775 (delete_tree_ssa): Likewise.
2777 2005-02-22 James E Wilson <wilson@specifixinc.com>
2779 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2780 (do_compile): Do call it here.
2782 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2784 PR rtl-optimization/20017.
2785 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2786 rest_of_handle_cse2, rest_of_handle_gcse): Call
2787 delete_dead_jumptables immediately before calling cleanup_cfg.
2789 2005-02-22 Devang Patel <dpatel@apple.com>
2792 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2795 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2797 * config/rs6000/aix.h (WINT_TYPE): Define.
2799 2005-02-22 Stan Shebs <shebs@apple.com>
2801 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2802 natural alignment for 64-bit Darwin.
2803 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2805 * doc/invoke.texi: Document this.
2807 2005-02-22 DJ Delorie <dj@redhat.com>
2809 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2810 to make_[un]signed_type, not the mode itself.
2812 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2814 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2815 not available. Use tail calls wherever possible.
2816 (make_edge): Call unchecked_make_edge to create an edge.
2818 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2819 (coalesce_ssa_name): Don't check for
2820 SSANORM_USE_COALESCE_LIST.
2821 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2823 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2825 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2826 (rewrite_into_ssa): ... here.
2828 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2830 PR tree-optimization/19786
2831 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2832 tag to another's may-alias bitmap when adding to the other's list.
2834 2005-02-21 DJ Delorie <dj@redhat.com>
2836 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2837 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2838 registers in unsupported ways.
2839 * expmed.c (init_expmed): Likewise.
2841 2005-02-21 Stan Cox <scox@redhat.com>
2843 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2845 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2847 * tree-cfg.c (fold_cond_expr_cond): New.
2848 (make_edges): Call fold_cond_expr_cond.
2849 (find_taken_edge): Accept nothing but INTEGER_CST.
2850 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2852 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2854 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2855 that do not belong to any basic block.
2857 2005-02-21 Jeff Law <law@redhat.com>
2859 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2862 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2864 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2865 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2866 Adjust their definitions.
2867 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2868 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2870 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2871 genautomata.c, langhooks.c, langhooks.h, system.h,
2872 config/arm/lib1funcs.asm: Update copyright.
2874 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2876 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2878 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2881 * doc/install.texi: Document --with-gc.
2883 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2885 * simplify-rtx.c (simplify_unary_operation): Add a missing
2888 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2890 PR tree-optimization/18663
2891 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2892 if the type has variable bounds.
2894 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2896 * gcse.c: Remove an obsolete comment.
2898 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2900 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2902 * doc/extend.texi (Function Attributes) <Attribute const>: The
2903 attribute "pure" is below this text, not above.
2905 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2907 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2908 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2909 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2911 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2914 * langhooks.h (struct lang_hooks): Add to_target_charset.
2915 * langhooks.c (lhd_to_target_charset): New function.
2916 * langhooks-def.h: Declare lhd_to_target_charset.
2917 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2918 (LANG_HOOKS_INITIALIZER): Update.
2919 * c-common.c (c_common_to_target_charset): New function.
2920 * c-common.h: Declare it.
2921 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2922 c_common_to_target_charset.
2924 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2925 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2927 * system.h: Poison them.
2928 * doc/tm.texi: Don't discuss them.
2929 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2930 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2931 (pp_c_char): Do not attempt to generate letter escapes for
2933 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2934 * config/mips/mips.c (mips_output_ascii): Likewise.
2936 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2938 PR tree-optimization/19951
2939 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2942 2005-02-19 Steven Bosscher <stevenb@suse.de>
2945 * function.h (struct function): New field `max_loop_depth'.
2946 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2947 (flow_loops_find): Reset the max loop depth count before finding loops.
2948 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2949 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2950 (calculate_global_regs_live): Make sure the loop will terminate
2951 when the initial sets are not empty.
2953 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2955 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2957 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2959 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2962 * doc/invoke.texi: Remove documentation of %M spec.
2964 (init_spec): Remove %M suffix from -lgcc_s.
2965 (do_spec_1): Remove 'M' case.
2966 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2967 to put shared libraries in the multilib directory. Remove the
2968 shlib_so_soname substitution variable. Don't add a multilib encoding
2969 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2970 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2971 SHLIB_INSTALL as well as SHLIB_LINK.
2972 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2973 (SHLIB_NAME): Delete.
2974 (SHLIB_DIR): New macro.
2975 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2976 (SHLIB_INSTALL): Adjust accordingly.
2977 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2978 * config/t-slibgcc-sld: Likewise.
2979 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2980 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2981 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2983 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2984 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2985 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2986 Use @shlib_base_name@ instead of @shlib_so_name@.
2987 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2988 and @shlib_base_name@.so in @multilib_dir@.
2989 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2990 to the install path.
2991 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2992 (SHLIB_LINK): Remove previous workaround.
2993 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2994 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2995 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2997 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2998 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2999 (SHLIB_INSTALL): Adjust accordingly.
3000 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3001 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3002 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3003 config/t-slibgcc-elf-ver.
3005 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3006 Jakub Jelinek <jakub@redhat.com>
3008 PR tree-optimization/19828
3009 * tree-ssa-loop-im.c: Add a TODO comment.
3010 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3011 without side-effects.
3013 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3015 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3018 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3020 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3021 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3022 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3024 (ia64_reorg): Delete fixup_errata call.
3025 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3026 (TARGET_SWITCHES): Delete -mb-step entry.
3028 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3031 * c-typeck.c (composite_type): Handle quals in transparent unions.
3032 (type_lists_compatible_p): Likewise.
3034 2005-02-18 Stan Shebs <shebs@apple.com>
3036 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3037 expressions in the .literal8 section.
3039 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3041 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3043 2005-02-18 Roger Sayle <roger@eyesopen.com>
3045 * fold-const.c (constant_boolean_node): Always create values of the
3046 specified type, don't bother calling truthvalue_conversion.
3048 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3050 * except.c (output_function_exception_table): Call
3051 assemble_external_libcall (eh_personality_libfunc).
3053 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3056 * config/ia64/ia64.h (struct machine_function): Add state_num.
3057 * config/ia64/ia64.c (process_epilogue,
3058 process_for_unwind_directive): Use new unwind state numbers each
3059 time rather than state 1.
3061 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3064 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3065 before the "*llgt_didi" pattern.
3067 2005-02-18 Jason Merrill <jason@redhat.com>
3069 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3071 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3073 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3074 (div0): Use it in place of ARM_FUNC_ALIAS.
3075 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3077 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3080 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3081 access, the lower bound of the array type if it exists.
3083 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3086 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3087 cases that are out-of-range for the index type.
3089 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3091 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3092 (estimate_case_costs): Don't call convert.
3093 * expmed.c (expand_shift): Likewise.
3094 (make_tree): Call fold_convert instead of convert.
3096 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3099 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3100 that ref to be marked MEM_READONLY_P doesn't have base that needs
3103 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3105 * genautomata.c (output_get_cpu_unit_code_func,
3106 output_cpu_unit_reservation_p): Don't generate old-style function
3109 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3112 PR tree-optimization/20009
3113 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3115 PR tree-optimization/18947
3116 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3117 inline, remove all nodes that are inlined into the extern inline
3120 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3122 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3123 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3124 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3125 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3128 2005-02-17 Roger Sayle <roger@eyesopen.com>
3130 PR tree-optimization/19917
3131 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3132 to be potentially trapping.
3134 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3136 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3138 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3140 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3141 tem becomes a local variable which is set to the value of the
3142 back end defined INITIAL_FRAME_ADDRESS macro.
3143 (expand_builtin_frame_address): Omit the base parameter to
3144 expand_builtin_return_addr.
3145 (expand_builtin_profile_func): Likewise.
3146 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3147 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3148 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3150 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3152 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3153 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3154 * config/frv/frv.c (frv_function_epilogue): Likewise.
3156 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3158 * lambda-code (perfect_nestify): Remove mark/unmark
3160 * tree-loop-linear.c (linear_transform_loops): Add
3161 rewrite_into_ssa call so that ssa is correct for
3162 rewriting into loop closed.
3164 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3166 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3167 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3169 * bt-load.c (btr_def_live_range, combine_btr_defs,
3170 migrate_btr_def, migrate_btr_defs): Likewise.
3171 * cfgcleanup.c (thread_jump): Likewise.
3172 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3173 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3174 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3175 df_rd_local_compute, df_reg_info_compute): Likewise.
3176 * dominance.c (init_dom_info, free_dom_info): Likewise.
3177 * flow.c (init_propagate_block_info,
3178 free_propagate_block_info): Likewise.
3179 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3180 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3181 modify_reg_pav): Likewise.
3182 * loop-invariant.c (find_defs, find_invariant_insn,
3183 find_invariants, free_inv_motion_data): Likewise.
3184 * predict.c (tree_predict_by_opcode,
3185 estimate_bb_frequencies): Likewise.
3186 * stmt.c (expand_case): Likewise.
3187 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3188 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3189 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3190 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3191 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3192 rewrite_ssa_into_ssa): Likewise.
3193 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3194 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3195 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3196 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3197 * tree-sra.c (tree_sra): Likewise.
3198 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3199 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3200 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3201 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3202 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3203 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3205 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3206 calculate_live_on_entry, calculate_live_on_exit,
3207 build_tree_conflict_graph): Likewise.
3208 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3209 record_important_candidates, set_use_iv_cost, find_depends,
3210 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3211 tree_ssa_iv_optimize_finalize): Likewise.
3212 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3213 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3214 tree_duplicate_loop_to_header_edge): Likewise.
3215 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3216 * tree-ssa.c (verify_flow_insensitive_alias_info,
3217 verify_name_tags, verify_ssa, init_tree_ssa,
3218 delete_tree_ssa): Likewise.
3219 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3220 fini_ssanames): Likewise.
3221 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3223 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3225 * config/rs6000/t-rtems: Completely reworked.
3227 2005-02-17 Ira Rosen <irar@il.ibm.com>
3229 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3231 2005-02-17 Ira Rosen <irar@il.ibm.com>
3233 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3234 POINTER_TYPE_P when checking that type is a pointer.
3235 (vect_get_memtag): Remove.
3236 (vect_address_analysis): Use POINTER_TYPE_P. Call
3237 vect_object_analysis with dummy parameter for memtag.
3238 (vect_object_analysis): Extract memtag (functionality that
3239 used to be in vect_get_memtag and moved here). Fix printings.
3240 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3241 with correct parameters. Remove call to vect_get_memtag.
3243 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3245 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3246 (tree-vectorizer.o): Added missing dependencies.
3248 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3250 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3251 declaration in tree-vectorizer.c, now has an extern declaration in
3253 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3254 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3255 get_vectype_for_scalar_type, vect_is_simple_use,
3256 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3257 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3258 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3259 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3260 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3261 find_loop_location): Likewise.
3263 * tree-vectorizer.c (langhooks.h): #include removed.
3264 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3265 moved to tree-vectorized.h.
3266 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3267 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3268 get_vectype_for_scalar_type, vect_is_simple_use,
3269 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3270 vect_supportable_dr_alignment, new_loop_vec_info,
3271 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3272 vect_set_verbosity_level, find_loop_location): Likewise.
3274 (vect_analyze_loop): Function externalized. Declaration moved to
3275 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3276 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3277 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3278 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3279 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3280 vect_enhance_data_refs_alignment, vect_analyze_operations,
3281 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3282 vect_stmt_relevant_p, vect_get_loop_niters,
3283 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3284 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3285 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3286 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3287 vect_get_memtag): Likewise.
3289 (vectorizable_load): Function externalized. Declaration moved to
3290 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3291 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3292 vect_transform_loop): Likewise.
3293 (vect_transform_stmt): Moved to tree-vect-transform.c.
3294 (vect_align_data_ref, vect_create_destination_var,
3295 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3296 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3297 vect_get_vec_def_for_operand, vect_init_vector,
3298 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3299 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3300 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3301 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3302 vect_do_peeling_for_loop_bound): Likewise.
3304 * tree-vect-analyze.c: New file.
3305 * tree-vect-transform.c: New file.
3307 2005-02-17 Jason Merrill <jason@redhat.com>
3309 PR mudflap/19319, c++/19317
3310 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3313 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3315 * doc/install.texi (Specific): Update link for Darwin-specific
3318 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3320 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3321 constant_boolean_node.
3323 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3326 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3327 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3329 2005-02-16 Richard Henderson <rth@redhat.com>
3332 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3334 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3335 replace uses with Wtype_MAXp1_F.
3336 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3337 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3338 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3339 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3340 and HAVE_TFMODE as appropriate.
3341 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3342 (__floatdisf): Likewise.
3343 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3344 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3345 (Wtype_MAXp1_F): New.
3346 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3347 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3349 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3352 * arm.c (arm_apply_result_size): New function.
3353 * arm.h (APPLY_RESULT_SIZE): Define.
3354 * arm-protos.h (arm_apply_result_size): Add prototype.
3355 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3356 (movxf): New expand.
3357 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3358 (call_value_symbol): Remove predicate for operand 0.
3359 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3360 (untyped_call): Rework to correclty return values for any type.
3361 (untyped_return): New expand.
3362 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3364 2005-02-16 Stan Shebs <shebs@apple.com>
3366 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3367 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3369 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3371 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3372 configure settings on Solaris 7 and later.
3374 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3376 PR tree-optimization/19865
3377 * tree-optimize.c (init_tree_optimization_passes): Run
3378 pass_may_alias after pass_sra.
3380 2005-02-16 Richard Henderson <rth@redhat.com>
3381 Stuart Hastings <stuart@apple.com>
3384 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3385 Do nothing if debug info suppressed for this function.
3386 (dbxout_begin_function): Early exit if debug info suppressed for
3389 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3392 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3394 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3396 PR tree-optimization/19967
3397 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3398 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3399 argument TYPE. Adjust calls to fold_builtin_XXX.
3400 (expand_builtin, fold_builtin_1): Adjust calls to
3402 (fold_builtin_strchr, fold_builtin_strpbrk,
3403 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3404 result to a requested type TYPE.
3406 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3409 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3410 (T)x & (T)cst if (T)cst overflows.
3411 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3412 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3414 2005-02-15 Jeff Law <law@redhat.com>
3416 * gcse.c (blocks_with_calls): New bitmap.
3417 (alloc_gcse_mem): Allocate it.
3418 (free_gcse_mem): Free it.
3419 (clear_modifY_mem_tables): Clear it.
3420 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3421 when we encounter CALL_INSNs.
3422 (compute_transp, case MEM): Handle blocks with calls separate
3423 from blocks without calls. Use bitmap iterators rather than
3426 2005-02-15 Peter O'Gorman <peter@pogma.com>
3429 * mklibgcc.in (vis_hide): Use a temporary object file, not
3432 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3435 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3436 access optimization.
3438 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3439 Alan Modra <amodra@bigpond.net.au>
3442 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3443 (_xlqsub): Rename to __gcc_qsub.
3444 (_xlqmul): Rename to __gcc_qmul.
3445 (_xlqdiv): Rename to __gcc_qdiv.
3446 Provide versioned symbol aliases with old names.
3447 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3448 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3449 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3450 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3451 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3453 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3455 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3456 Fold ~(A - 1) and ~(A + -1) to -A.
3458 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3462 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3463 config/pa/pa-host.c:pa_gt_pch_use_address.
3465 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3467 * tree-vn.c (get_value_handle): Make sure that given an
3468 is_gimple_min_invariant expression, we always return it.
3470 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3472 * passes.c (rest_of_handle_gcse): Fix a comment.
3474 2005-02-15 Jeff Law <law@redhat.com>
3476 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3478 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3479 (canon_list_insert, record_last_mem_set_info): Similarly.
3480 (clear_modify_mem_tables): Similarly.
3482 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3484 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3485 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3486 config/mips/mips.md, config/rs6000/aix.h,
3487 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3489 2005-02-15 Richard Henderson <rth@redhat.com>
3491 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3492 call to be best_edge.
3494 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3496 * basic-block.h: Adjust the prototype for find_basic_blocks.
3497 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3498 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3501 * flow.c (recompute_reg_usage): Remove all arguments.
3502 * passes.c (rest_of_compilation): Adjust the call to
3503 recompute_reg_usage.
3504 * rtl.h: Adjust the prototype for recompute_reg_usage.
3506 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3508 * tree-dump.c (dump_files): Update to reflect new member
3510 (dump_register): Add new argument.
3512 (dump_switch_p_1): Check against glob name if doglob was passed.
3513 (dump_switch_p): Check against regular first, then glob if
3514 we didn't have any hits on the dump name.
3515 * tree-optimize.c (register_one_dump_file):
3516 Pass in glob name as well.
3517 * tree-pass.h (struct dump_file_info): Add glob
3520 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3522 PR preprocessor/16323
3523 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3525 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3528 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3529 (trunctfdf2_internal1): New.
3530 (trunctfdf2_internal2): Renamed from trunctfdf2.
3532 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3534 PR tree-optimization/19853
3535 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3537 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3539 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3540 delete_dead_jumptables and cleanup_cfg.
3542 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3544 * reload.c (find_reloads): Swap address_reloaded flags when
3545 swapping commutative operands.
3547 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3549 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3550 Use standard_iv_increment_position for computing the bsi position
3552 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3555 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3558 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3559 life range of hard registers.
3560 * value-prof.c (insn_prefetch_values_to_profile): Only
3563 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3564 profile in libcalls.
3566 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3568 * bitmap.h (bitmap_and_compl_into): Return bool.
3569 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3571 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3573 PR tree-optimization/19944
3574 * fold-const.c (fold): Re-add ABS_EXPR folding.
3576 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3579 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3580 {TARGET,MASK}_XL_COMPAT.
3581 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3583 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3584 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3586 (rs6000_arg_partial_bytes): Same.
3587 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3588 and XL compatibility enabled.
3589 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3590 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3591 test to final condition.
3592 (cmptf_internal2): New.
3593 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3594 xl-compat. Add TFmode information to description.
3596 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3598 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3600 2005-02-13 Jason Merrill <jason@redhat.com>
3603 * fold-const.c (fold_indirect_ref_1): Split out from...
3604 (build_fold_indirect_ref): Here.
3605 (fold_indirect_ref): New fn.
3606 * tree.h: Declare it.
3607 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3608 (gimplify_modify_expr_rhs): Likewise.
3609 (gimplify_expr): Likewise.
3611 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3613 PR tree-optimization/14303
3614 PR tree-optimization/15784
3615 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3616 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3617 ABS_EXPR<x> != 0 to x != 0.
3619 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3621 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3622 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3623 spelling conventions.
3625 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3626 delete_trivially_dead_insns too many times.
3628 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3631 2005-02-12 Ira Rosen <irar@il.ibm.com>
3633 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3634 (vect_is_simple_iv_evolution): Remove redundant parameter
3636 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3637 without last parameter.
3638 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3639 Return pointer step. Call vect_is_simple_iv_evolution without
3640 last parameter. Check only that the step is multiple of size
3641 type. Remove stmt_vinfo updates.
3642 (vect_get_memtag_and_dr): Remove.
3643 (vect_get_memtag): New function.
3644 (vect_address_analysis): New function.
3645 (vect_object_analysis): New function.
3646 (vect_analyze_data_refs): Call vect_object_analysis and
3647 vect_get_memtag. Update stmt_vinfo fields.
3649 2005-02-12 Ira Rosen <irar@il.ibm.com>
3651 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3652 exist and are objects. Remove checks for pointer.
3653 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3654 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3655 (vect_create_data_ref_ptr): Likewise.
3656 (vect_base_addr_differ_p): New function.
3657 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3658 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3659 Don't set the DR_BASE_NAME field of data-ref.
3660 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3662 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3664 * optabs.h (enum optab_index): Add new OTI_ldexp.
3665 (ldexp_optab): Define corresponding macro.
3666 * optabs.c (init_optabs): Initialize ldexp_optab.
3667 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3669 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3671 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3672 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3674 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3675 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3678 2005-02-12 Ira Rosen <irar@il.ibm.com>
3680 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3682 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3684 (vect_get_base_and_offset): Always return an address.
3685 (vect_create_addr_base_for_vector_ref): Remove treatment for
3686 different data reference types.
3687 (vect_compute_data_ref_alignment): Rename base to base_address in
3688 stmt_vec_info. Get the object in order to force its alignment.
3689 (vect_get_memtag_and_dr): Rename base to base_address in
3690 stmt_vec_info. Extract the object for memtag analysis.
3692 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3694 PR regression/19898.
3695 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3696 changes cc_status, use apply modified_in_p to part of cc_status
3697 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3700 2005-02-11 Richard Henderson <rth@redhat.com>
3702 * tree-complex.c (expand_complex_libcall): New.
3703 (expand_complex_multiplication): Use it for c99 compliance.
3704 (expand_complex_division): Likewise.
3705 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3707 * builtins.c (built_in_names): Remove const.
3708 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3710 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3711 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3712 (built_in_names): Remove const.
3713 * c-common.c (c_common_type_for_mode): Handle complex modes.
3714 * flags.h, toplev.c (flag_complex_method): Rename from
3715 flag_complex_divide_method.
3716 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3717 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3718 * libgcc2.h: Declare them.
3719 * libgcc-std.ver: Export them.
3720 * mklibgcc.in (lib2funcs): Build them.
3722 2005-02-11 Steven Bosscher <stevenb@suse.de>
3724 PR tree-optimization/19876
3725 Partially revert my change from 2005-01-14
3726 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3727 (compute_antic): ...and remove the loop here.
3729 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3732 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3733 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3735 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3736 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3738 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3740 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3741 offsets for the big-endian 32-bit case.
3743 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3745 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3747 2005-02-11 Dale Johannesen <dalej@apple.com>
3749 * cselib.c (cselib_process_insn): Clear out regs where
3750 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3751 * reload.c (find_equiv_reg): Ditto.
3753 2005-02-11 Ian Lance Taylor <ian@airs.com>
3755 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3758 * tree.c (build_function_type_list): Work correctly if there are
3761 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3763 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3764 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3765 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3766 TARGET_ZARCH instead of TARGET_64BIT.
3768 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3770 * config/rs6000/t-rtems:
3771 (MULTILIB_OPTIONS): Remove mcpu=602.
3772 (MUTLILIB_DIRNAMES): Remove m602.
3773 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3774 Let mcpu=602 match mcpu=603.
3775 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3777 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3779 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3782 2005-02-10 David Daney <ddaney@avtrex.com>
3784 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3785 * config/i386/linux-unwind.h: Likewise.
3786 * config/ia64/linux-unwind.h: Likewise.
3787 * config/mips/linux-unwind.h: Likewise.
3788 * config/pa/linux-unwind.h: Likewise.
3789 * config/rs6000/linux-unwind.h: Likewise.
3790 * config/s390/linux-unwind.h: Likewise.
3791 * config/sh/linux-unwind.h: Likewise.
3792 * config/sparc/linux-unwind.h: Likewise.
3794 2005-02-10 Steven Bosscher <stevenb@suse.de>
3796 PR tree-optimization/17549
3797 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3798 TER to replace a DEF with its expression if the DEF and the
3799 rhs of the expression we replace into have the same root
3802 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3804 * config/mips/mips.md: Fix the placement of the match_scratch in the
3807 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3809 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3812 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3814 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3815 (strip_offset): Handle addresses.
3816 (add_address_candidates): Use strip_offset.
3817 (difference_cost): Reflect strip_offset change.
3818 (force_var_cost, difference_cost): Strip nops.
3820 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3822 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3824 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3825 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3826 config/cris/cris-protos.h, config/cris/cris.c: Update
3829 2005-02-10 Jeff Law <law@redhat.com>
3831 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3832 (lookup_avail_expr): Similarly.
3834 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3836 * builtins.c (fold_builtin_powi): New function.
3837 (fold_builtin_1): Call it.
3839 2005-02-10 Steven Bosscher <stevenb@suse.de>
3841 PR documentation/19309
3842 * doc/cpp.texi: The __GNUC__ and related predefined macros
3843 are also defined for the "standalone" cpp.
3844 Some non-GCC compilers may also define __GNUC__.
3846 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3849 * c-typeck.c (common_type): New routine. Old common_type renamed
3851 (c_common_type): ...this.
3852 (build_conditional_expr, build_binary_op): Use c_common_type instead
3855 2005-02-10 Steven Bosscher <stevenb@suse.de>
3857 * doc/md.texi: Replace @samp{length} with @code{length}.
3859 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3861 PR tree-optimization/18687
3862 * tree-flow.h (find_loop_niter): Declare.
3863 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3864 Try using scev even for loops with more than one exit.
3865 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3866 (struct ivopts_data): Added niters field.
3867 (struct nfe_cache_elt): New.
3868 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3870 (tree_ssa_iv_optimize_init): Initialize niters cache.
3871 (determine_number_of_iterations): Removed.
3872 (find_induction_variables): Do not call determine_number_of_iterations.
3873 Access niters for single exit through niter_for_single_dom_exit.
3874 (add_iv_outer_candidates): Access niters for single exit through
3875 niter_for_single_dom_exit.
3876 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3877 number_of_iterations_cond.
3878 (iv_period): New function.
3879 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3880 (may_replace_final_value): Take data argument. Use
3881 niter_for_single_dom_exit.
3882 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3883 (rewrite_use_compare): Pass data to may_eliminate_iv.
3884 (rewrite_use_outer): Pass data to may_replace_final_value.
3885 (free_loop_data): Clean up the niters cache.
3886 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3887 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3888 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3889 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3890 (num_ending_zeros): Moved to tree.c.
3891 * tree.h (num_ending_zeros): Declare.
3892 * tree.c (num_ending_zeros): Moved from tree.c.
3894 2005-02-09 Richard Henderson <rth@redhat.com>
3896 * builtins.c (DEF_BUILTIN): Add COND argument.
3897 * tree.h (DEF_BUILTIN): Likewise.
3898 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3899 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3901 (DEF_BUILTIN_STUB): New.
3902 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3903 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3904 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3905 * c-common.c (DEF_BUILTIN): Add COND argument.
3906 * tree.c (local_define_builtin): New.
3907 (build_common_builtin_nodes): New.
3909 2005-02-09 Roger Sayle <roger@eyesopen.com>
3911 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3912 floating point expression ignoring the sign of the result.
3913 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3914 (fold) <MULT_EXPR>: Use it to simplify x*x.
3915 * tree.h (fold_strip_sign_ops): Prototype here.
3916 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3917 argument. Use fold_strip_sign_ops to simplify the first argument.
3918 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3919 first argument when the second argument is an even integer
3920 constant, but only with -funsafe_math_optimizations.
3921 (fold_builtin_1): Update call to fold_builtin_copysign.
3923 2005-02-09 Ian Lance Taylor <ian@airs.com>
3926 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3927 just check whether EH_FILTER_FAILURE falls through.
3929 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3931 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3932 insns return to ready list in the next turn.
3934 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3937 * builtins.def: New __builtin_powi[lf].
3938 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3939 (expand_builtin_powi): New function.
3940 (expand_builtin): Dispatch to expand_builtin_powi.
3941 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3942 * libgcc2.c: Add __builtin_powi[lf] implementation.
3943 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3944 * optabs.h: Add powi_optab.
3945 * optabs.c (init_optabs): Initialize powi_optab.
3946 * doc/extend.texi: Document __builtin_powi[lf].
3948 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3950 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3953 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3956 * fold-const.c (try_move_mult_to_index): Remove redundant
3957 type argument. Create ADDR_EXPR with correct type.
3958 (fold): Update callers of try_move_mult_to_index. Convert
3959 result to the appropriate type.
3961 2005-02-09 Roger Sayle <roger@eyesopen.com>
3964 * config/avr/avr.c (default_rtx_costs): Delete.
3965 (avr_operand_rtx_cost): New function.
3966 (avr_rtx_costs): Completely rewrite.
3968 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3971 * config/cris/cris.c (in_code): New variable.
3972 (cris_output_addr_const): Now a static function, a wrapper for
3974 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3975 case from old cris_output_addr_const.
3976 (cris_asm_output_label_ref): Similar for LABEL_REF.
3977 (cris_output_addr_const_extra): Similar for UNSPEC.
3978 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3979 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3980 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3982 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3983 (cris_asm_output_label_ref): Declare.
3985 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3987 PR preprocessor/19801
3988 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3989 filenames that changed when libcpp was moved to the toplevel.
3991 2005-02-07 Roger Sayle <roger@eyesopen.com>
3993 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3994 zero extensions of BImode operands. Call lowpart_subreg instead
3995 of gen_lowpart_common and gen_lowpart_SUBREG.
3997 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4000 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4001 * configure.ac: Set cc_for_cross_gnattools.
4002 * configure: Regenerate.
4004 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4007 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4009 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4012 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4013 of nested functions.
4015 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4017 * doc/extend.texi: Document deprecated extensions allowing
4018 static floating-point members to have initializers and allowing
4019 floating-point literals in integral constant expressions.
4021 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4023 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4024 config/darwin7.h, config/mips/mips.c,
4025 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4028 * cse.c: Update comments.
4030 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4033 * builtins.c (fold_builtin_sqrt): Transform
4034 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4037 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4038 Dorit Naishlos <dorit@il.ibm.com>
4040 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4041 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4042 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4044 * tree.h (vect_set_verbosity_level): New extern function declaration
4046 * tree-vectorizer.h (verbosity_levels): New enum type.
4047 * tree-vectorizer.c (vect_debug_stats): Function removed.
4048 (vect_debug_details): Likewise.
4049 (vect_verbosity_level): Global variable was defined and initialized.
4050 (vect_dump): Global variable definition.
4051 (vect_print_dump_info): New function.
4052 (vect_set_dump_settings): New function.
4053 (vect_set_verbosity_level): New function.
4054 (vectorize_loops): Add call to vect_set_dump_settings.
4056 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4057 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4058 (slpeel_tree_peel_loop_to_edge): Likewise.
4060 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4061 appropriate verbosity level instead of call to vect_debug_details
4062 or vect_debug_stats.
4063 (vect_get_base_and_offset):
4064 (vect_create_addr_base_for_vector_ref):
4065 (get_vectype_for_scalar_type):
4066 (vect_create_data_ref_ptr):
4068 (vect_get_vec_def_for_operand):
4069 (vect_finish_stmt_generation):
4070 (vectorizable_assignment):
4071 (vectorizable_operation):
4072 (vectorizable_store):
4073 (vectorizable_load):
4074 (vect_transform_stmt):
4075 (vect_update_ivs_after_vectorizer):
4076 (vect_do_peeling_for_loop_bound):
4077 (vect_update_inits_of_drs):
4078 (vect_do_peeling_for_alignment):
4079 (vect_transform_loop):
4080 (vect_is_simple_use):
4081 (vect_analyze_operations):
4082 (vect_is_simple_iv_evolution):
4083 (vect_analyze_scalar_cycles):
4084 (vect_analyze_data_ref_dependence):
4085 (vect_analyze_data_ref_dependences):
4086 (vect_compute_data_ref_alignment):
4087 (vect_enhance_data_refs_alignment):
4088 (vect_analyze_data_refs_alignment):
4089 (vect_analyze_data_ref_access):
4090 (vect_analyze_data_ref_accesses):
4091 (vect_analyze_pointer_ref_access):
4092 (vect_get_memtag_and_dr):
4093 (vect_analyze_data_refs):
4094 (vect_mark_relevant):
4095 (vect_stmt_relevant_p):
4096 (vect_mark_stmts_to_be_vectorized):
4097 (vect_can_advance_ivs_p):
4098 (vect_get_loop_niters):
4099 (vect_analyze_loop_form):
4100 (vect_analyze_loop):
4101 (vectorize_loops): Likewise.
4103 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4104 (vect_update_inits_of_drs):
4105 (vect_do_peeling_for_alignment):
4106 (vect_transform_loop):
4107 (vect_analyze_operations):
4108 (vect_analyze_scalar_cycles):
4109 (vect_analyze_data_ref_dependences):
4110 (vect_analyze_data_refs_alignment):
4111 (vect_analyze_data_ref_accesses):
4112 (vect_analyze_data_refs):
4113 (vect_mark_stmts_to_be_vectorized):
4114 (vect_get_loop_niters):
4115 (vect_analyze_loop_form):
4116 (vect_analyze_loop): Likewise.
4117 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4119 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4123 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4124 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4125 either -ffast-math or -funsafe-math-optimizations is in use.
4127 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4128 * config/mips/irix-csr.c: New file.
4129 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4130 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4131 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4134 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4136 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4137 redundant, incorrect definitions.
4139 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4141 ("*tls_indirect_call"): New, reference hard regs directly.
4142 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4144 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4146 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4147 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4149 2005-02-06 Roger Sayle <roger@eyesopen.com>
4151 PR rtl-optimization/19800
4152 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4153 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4156 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4158 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4160 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4163 * doc/invoke.texi: Correct documentation of -freorder-functions.
4165 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4168 * doc/invoke.texi: Don't mention gccbug.
4170 2005-02-06 Roger Sayle <roger@eyesopen.com>
4171 Andrew Pinski <pinskia@physics.uc.edu>
4172 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4174 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4175 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4176 into just (zero_extract:SI FOO (const_int 1) BAR).
4178 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4180 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4181 macro locally. Don't give last revision date. Use GCC version
4182 number from gcc-common.texi.
4183 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4184 revision date. Use GCC version number from gcc-common.texi.
4185 Describe being a library as current state rather than as 3.x
4187 * doc/gcc.texi: Remove last update date.
4188 * doc/gccint.texi: Likewise. Update copyright dates.
4189 * doc/install.texi: Update copyright dates.
4191 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4194 * doc/invoke.texi: Mention for each option included in -Wall that
4195 it is included in -Wall.
4196 * doc/gcc.texi: Update copyright and last modification date.
4198 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4200 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4201 unnecessary cast to original induction variable increments.
4203 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4205 PR tree-optimization/18219
4206 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4207 in distributed form.
4209 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4211 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4212 Set bitpos and offset later in the function. Do nothing if the
4213 target is a register and if the bitfield lies completely outside
4215 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4216 here. Return an uninitialised register if the source value is stored
4217 in a register and the bitfield lies completely outside that register.
4219 2005-02-06 Steven Bosscher <stevenb@suse.de>
4221 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4224 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4226 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4228 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4230 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4231 * config/darwin8.h: New.
4232 * config/darwin7.h: Update comment.
4234 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4235 Dorit Naishlos <dorit@il.ibm.com>
4237 * tree-vectorizer.h (LOC): New type.
4238 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4239 (loop_line_number): New field in struct _loop_vec_info.
4240 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4242 * tree-vectorizer.c (input.h): Included.
4243 (find_loop_location): New function.
4244 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4245 loop line number removed.
4246 (vect_debug_details): Likewise.
4247 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4249 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4250 call to vect_debug_details/stats changed from loop to loop_loc.
4251 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4252 (slpeel_tree_peel_loop_to_edge): Likewise.
4254 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4255 changed from NULL to UNKNOWN_LOC.
4256 (vect_get_base_and_offset):
4257 (vect_create_addr_base_for_vector_ref):
4258 (get_vectype_for_scalar_type):
4259 (vect_create_data_ref_ptr):
4261 (vect_get_vec_def_for_operand):
4262 (vect_finish_stmt_generation):
4263 (vectorizable_assignment):
4264 (vectorizable_operation):
4265 (vectorizable_store):
4266 (vectorizable_load):
4267 (vect_transform_stmt):
4268 (vect_update_ivs_after_vectorizer):
4269 (vect_do_peeling_for_loop_bound):
4270 (vect_do_peeling_for_alignment):
4271 (vect_transform_loop):
4272 (vect_is_simple_use):
4273 (vect_analyze_operations):
4274 (vect_is_simple_iv_evolution):
4275 (vect_analyze_scalar_cycles):
4276 (vect_analyze_data_ref_dependences):
4277 (vect_compute_data_ref_alignment):
4278 (vect_enhance_data_refs_alignment):
4279 (vect_analyze_data_ref_access):
4280 (vect_analyze_data_ref_accesses):
4281 (vect_analyze_pointer_ref_access):
4282 (vect_get_memtag_and_dr):
4283 (vect_analyze_data_refs):
4284 (vect_mark_relevant):
4285 (vect_stmt_relevant_p):
4286 (vect_mark_stmts_to_be_vectorized):
4287 (vect_can_advance_ivs_p):
4288 (vect_get_loop_niters):
4289 (vect_analyze_loop):
4290 (vectorize_loops): Likewise.
4292 (vectorizable_load): Argument in call to vect_debug_details/stats
4293 changed from loop to LOOP_LOC (loop_vinfo).
4294 (vect_transform_loop):
4295 (vect_analyze_operations):
4296 (vect_analyze_scalar_cycles):
4297 (vect_analyze_data_ref_dependence):
4298 (vect_enhance_data_refs_alignment):
4299 (vect_analyze_data_ref_accesses):
4300 (vect_analyze_pointer_ref_access):
4301 (vect_analyze_data_refs):
4302 (vect_analyze_loop): Likewise.
4304 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4305 changed from loop to loop_loc.
4307 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4309 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4310 Dorit Naishlos <dorit@il.ibm.com>
4312 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4314 (vect_analyze_data_ref_dependences): Likewise.
4316 (vect_is_simple_use): Argument changed from loop structure to
4317 loop_vect_info structure.
4318 (vect_can_advance_ivs_p): Likewise.
4319 (vect_create_index_for_vector_ref): Likewise.
4320 (vect_update_ivs_after_vectorizer): Likewise.
4321 (new_stmt_vec_info): Likewise.
4323 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4324 changed from loop to loop_vinfo.
4325 (vect_create_data_ref_ptr): First argument in call to
4326 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4327 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4328 was changed from loop to loop_vinfo.
4329 (vectorizable_operation): Likewise.
4330 (vectorizable_store): Likewise.
4331 (vect_mark_stmts_to_be_vectorized): Likewise.
4332 (vect_do_peeling_for_loop_bound): First argument in call to
4333 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4334 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4335 was changed from loop to loop_vinfo.
4336 (vect_analyze_data_ref_dependences): Third argument in call to
4337 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4339 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4340 (vect_create_data_ref_ptr): Likewise.
4341 (vect_init_vector): Likewise.
4342 (vect_get_vec_def_for_operand): Likewise.
4343 (vectorizable_assignment): Likewise.
4344 (vectorizable_operation): Likewise.
4345 (vectorizable_store): Likewise.
4346 (vectorizable_load): Likewise.
4347 (vect_update_ivs_after_vectorizer): Likewise.
4348 (vect_is_simple_use): Likewise.
4349 (vect_analyze_data_ref_dependence): Likewise.
4350 (vect_analyze_pointer_ref_access): Likewise.
4351 (vect_can_advance_ivs_p): Likewise.
4353 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4354 before _stmt_vec_info.
4355 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4356 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4357 (new_stmt_vec_info): Argument changed from loop structure to
4358 loop_vect_info structure
4360 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4361 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4362 (vect_create_addr_base_for_vector_ref): Likewise.
4363 (vect_analyze_pointer_ref_access): Likewise.
4365 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4368 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4369 phi flag if the phi is abnormal.
4371 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4374 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4375 information for the new statement.
4377 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4380 * gcc.c (main): Include the target in -v output.
4382 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4384 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4385 Do not drop the extend if we'd have to add a paradoxical subreg
4386 later. Include optabs.h and insn-codes.h.
4387 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4389 2005-02-02 Roger Sayle <roger@eyesopen.com>
4392 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4393 * fold-const.c (const_binop): Avoid constant folding floating
4394 point operations in modes that use composite representations.
4395 * simplify-rtx.c (simplify_binary_operation): Likewise.
4397 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4399 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4401 (altivec_dstt): Likewise.
4402 (altivec_dstst): Likewise.
4403 (altivec_dststt): Likewise.
4404 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4407 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4409 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4410 EXPR_LOCUS from orig_cond to the new cond_stmt.
4411 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4414 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4416 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4417 standard_iv_increment_position. Remove call to bsi_next
4418 (no need to bump the iterator anymore).
4419 (vect_create_index_for_vector_ref): Call
4420 standard_iv_increment_position. Remove second function argument.
4421 (vect_finish_stmt_generation): Remove call to bsi_next
4422 (no need to bump the iterator anymore).
4423 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4424 to vect_create_index_for_vector_ref.
4426 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4428 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4429 phis are used out of the loop.
4431 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4434 * c-decl.c (undef_nested_function): New variable.
4435 (pop_scope): Diagnose undefined nested functions.
4436 (finish_function): Don't attempt cgraph processing or genericizing
4437 if current top-level function contained an undefined nested
4438 function. Reset undef_nested_function at the end of a top-level
4441 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4443 * tree.c (build_int_cst_type): Take sign of the value into account
4444 when deciding whether sign extend the value.
4446 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4449 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4450 (cpp_options, cc1_options): Change %{std*&ansi} to
4451 %{std*&ansi&trigraphs}.
4453 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4455 * cse.c: Update comments.
4457 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4459 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4460 arguments go on the stack. Do not put complex doubles in odd/even
4463 2005-02-02 Steven Bosscher <stevenb@suse.de>
4465 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4466 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4467 -ftree-pre, and -fthread-jumps.
4469 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4471 PR tree-optimization/19578
4472 * tree-flow.h (modified_noreturn_calls): Declare.
4473 (noreturn_call_p): Declare.
4474 * tree-flow-inline.h (noreturn_call_p): New function.
4475 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4476 * tree-cfg.c (modified_noreturn_calls): New variable.
4477 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4478 that contain a mid-block noreturn call.
4479 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4481 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4483 * df.c (df_def_record_1, df_uses_record): Don't use
4485 * df.h (DF_FOR_REGALLOC): Remove.
4487 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4490 * c-typeck.c (really_start_incremental_init): Reset
4491 constructor_max_index for arrays of incomplete type.
4493 2005-02-02 Jeff Law <law@redhat.com>
4495 * gcse.c (struct reg_set): Store the block index where the register
4496 was set rather than the setting insn.
4497 (record_one_set, compute_transp): Corresponding changes.
4498 (pre_insert_copy_insn): Do not call replace_one_set.
4499 (replace_one_set): Remove.
4501 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4504 * doc/gcov.texi: Fix typo.
4506 2005-02-01 Richard Henderson <rth@redhat.com
4509 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4510 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4512 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4513 * config/i386/i386-protos.h: Update.
4515 2005-02-01 Steven Bosscher <stevenb@suse.de>
4517 PR tree-optimization/19217
4518 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4519 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4520 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4521 that it is walking a PHI node.
4523 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4525 * doc/extend.texi (Nested Functions): Update.
4527 2005-02-01 Richard Henderson <rth@redhat.com>
4530 * optabs.c (expand_copysign_absneg): Export.
4531 * optabs.h (expand_copysign_absneg): Declare.
4532 * config/rs6000/rs6000.md (copysigntf3): New.
4534 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4536 PR tree-optimization/19633
4537 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4538 * tree-ssa-alias.c (init_alias_info): Initialize.
4539 (merge_pointed_to_info): Set.
4540 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4541 (dump_points_to_info_for): Show value of pt_null.
4542 (struct count_ptr_d): Declare.
4543 (find_ptr_dereference): Remove.
4544 (ptr_is_dereferenced_by): Remove.
4545 (count_ptr_derefs): New local function.
4546 (count_uses_and_derefs): New local function.
4547 (compute_points_to_and_addr_escape): Call it. If the number
4548 of dereferences is greater than zero, mark the pointer as
4549 dereferenced. If there are fewer dereferences than uses of
4550 the pointer, the pointer's value escapes.
4552 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4554 PR tree-optimization/19670
4555 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4557 (verify_use): ... set it here, instead.
4559 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4561 * doc/sourcebuild.texi (Test directives): Fix formatting.
4563 * doc/sourcebuild.texi (Test directives): Describe selector
4566 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4568 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4569 specific 64-bit CPUs.
4571 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4574 * arm.c (arm_eliminable_register): New function.
4575 (adjacent_mem_locations): Don't allow eliminable registers. Use
4576 HOST_WIDE_INT for address offsets.
4577 * arm-protos.h (arm_eliminable_register): Add prototype.
4579 2005-02-01 Steven Bosscher <stevenb@suse.de>
4581 PR optimization/15242
4582 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4583 * basic-block.h (duplicate_computed_gotos): Add prototype.
4584 * bb-reorder.c (duplicate_computed_gotos): New function to
4585 duplicate sufficiently small blocks ending in a computed jump.
4586 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4587 if not optimizing for size.
4588 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4589 never do tail merging for blocks ending in a computed jump.
4590 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4592 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4594 Patch from Richard Sandiford <rsandifo@redhat.com>
4595 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4596 from inheriting a subreg equivalence with a non-spill register.
4598 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4600 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4602 * config/frv/frv.c (movcc_fp_destination_operand): New.
4603 (gpr_or_memory_operand): Fix typo in comment.
4604 (gpr_or_memory_operand_with_scratch): New.
4605 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4606 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4607 movcc_fp_destination_operand.
4608 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4609 Legitimize memory addresses using a scratch register.
4611 2005-01-31 Jeff Law <law@redhat.com>
4613 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4614 bitmap a sparse bitmap instead of a simple bitmap.
4615 (mark_def_sites_initialize_block): Corresponding changes.
4616 (ssa_mark_def_sites_initialize_block): Likewise.
4617 (ssa_mark_phi_uses): Likewise.
4618 (mark_def_site, ssa_mark_def_sites): Likewise.
4619 (mark_def_site_blocks): Likewise.
4620 (rewrite_ssa_into_ssa): Likewise.
4622 * tree-ssa-dom.c (record_cond): Pass correct variable type
4623 for last argument to htab_find_slot_with_hash.
4625 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4626 effects when optimizing 0 % X. Do not try to optimize X % 0.
4628 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4630 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4633 2005-02-01 Eric Christopher <echristo@redhat.com>
4635 * config/mips/mips.c (override_options): Warn if -mint64
4637 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4640 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4642 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4644 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4645 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4646 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4647 (cached_regno): Initialize to INVALID_REGNUM.
4648 (cse_reg_info_table_size,
4649 cse_reg_info_table_first_uninitialized,
4650 cse_reg_info_timestamp): New.
4651 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4653 (init_cse_reg_info, get_cse_reg_info_1): New.
4654 (get_cse_reg_info): Cache the last look-up.
4655 (new_basic_block): Update the code to clear mappings from
4656 registers to cse_reg_info entries.
4657 (cse_main): Call init_cse_reg_info.
4659 * cse.c (get_cse_reg_info): Update a comment.
4661 2005-01-31 Steven Bosscher <stevenb@suse.de>
4664 * c-decl.c (start_decl): Do not warn about arrays of elements with
4665 an incomplete type here.
4666 (grokdeclarator): Do it here by making a pedwarn an error.
4667 * c-typeck.c (push_init_level): If there were previous errors with
4668 the constructor type, do not warn about braces for initializers.
4669 (process_init_element): Likewise for excess initializer elements.
4671 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4673 * cse.c (delete_trivially_dead_insn): Don't iterate.
4675 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4677 * config/rs6000/rs6000.md (copysignsf3): New expand.
4678 (copysigndf3): Likewise.
4680 2005-01-31 Steven Bosscher <stevenb@suse.de>
4682 * recog.c (constrain_operands): Only look for earlyclobber operand
4683 conflicts if an '&' constraint was seen.
4685 2005-01-31 Marc Espie <espie@openbsd.org>
4687 * config.gcc: Don't include embedded systems fragment, switches default
4688 debugging format to ELF.
4689 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4690 longer pick it up there.
4692 2005-01-31 Dale Johannesen <dalej@apple.com>
4694 * doc/extend.texi (nested functions): Fix linkage description.
4695 Clarify that static is not allowed.
4697 2005-01-31 Dale Johannesen <dalej@apple.com>
4699 * config/rs6000/darwin.md (movsf_low_di): Make work.
4700 (movdf_low_di): Make work.
4702 2005-01-31 Dale Johannesen <dalej@apple.com>
4704 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4705 Make work for 64 bit.
4707 2005-01-31 Roger Sayle <roger@eyesopen.com>
4708 Dale Johannesen <dalej@apple.com>
4711 * fold-const.c (fold_binary_op_with_conditional_arg):
4712 Make types match original operands, before STRIP_NOPS.
4714 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4716 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4717 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4718 (struct gcc_sigcontext): Delete. Merge contents to..
4719 (struct gcc_ucontext): ..here.
4720 (get_sigcontext): Delete.
4721 (get_regs): New function, like get_sigcontext but return regs ptr.
4722 64-bit version finds regs from r1 to support vdso.
4723 (ppc_linux_aux_vector): New function.
4724 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4727 2005-01-31 Ira Rosen <irar@il.ibm.com>
4729 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4731 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4732 redundant fold. Fix misalignment for MINUS_EXPR.
4733 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4734 (vect_analyze_pointer_ref_access): Likewise.
4735 (vect_get_memtag_and_dr): Likewise.
4737 2005-01-31 Richard Henderson <rth@redhat.com>
4739 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4740 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4741 absnegdf2_i387, absnegxf2_i387): Likewise.
4743 2005-01-31 Richard Henderson <rth@redhat.com>
4746 * optabs.c (expand_copysign_absneg): New.
4747 (expand_copysign_bit): Split out from ...
4748 (expand_copysign): ... here. Use expand_copysign_absneg.
4750 2005-01-30 Roger Sayle <roger@eyesopen.com>
4753 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4754 constant as the second operand and a register as the third.
4756 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4759 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4760 that dllimport'd functions do not use all call-clobbered registers
4763 2005-01-30 Richard Henderson <rth@redhat.com>
4766 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4767 expand_abs_nojump and generalize. Use operand_subword and
4768 emit_no_conflict_block. Support large modes.
4769 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4771 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4772 negation to subtraction.
4773 (expand_copysign): Check that the format has signed zeros.
4774 Use operand_subword and emit_no_conflict_block. Support large modes.
4776 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4778 Fix PR tree-optimization/19624
4780 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4781 * tree-ssa-pre.c: Add cfgloop.h.
4783 (pre_stats): New member, constified.
4784 (inserted_exprs): New static variable.
4785 (NECESSARY): New macro.
4786 (create_expression_by_pieces): Fold the expression, and
4787 mark it as defaulting to not necessary. Also put in
4789 (fully_constant_expression): New function.
4790 (insert_into_preds_of_block): Modify to not insert phis when we
4791 are playing with induction variables.
4792 Push phis onto the inserted_exprs vector, and mark them as not
4793 necessary by default.
4794 (insert_aux): Call fully_constant_expression on eprime.
4795 If all edges produce the same value, mark it constant.
4796 (mark_operand_necessary): New function.
4797 (remove_dead_inserted_code): New function.
4798 (init_pre): Init loop optimizer to get loop info.
4799 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4800 (execute_pre): Commit edge inserts, then remove dead code.
4802 2005-01-30 Richard Henderson <rth@redhat.com>
4804 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4805 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4807 2005-01-30 Richard Henderson <rth@redhat.com>
4810 * config/i386/i386.c (ix86_expand_copysign): New.
4811 (ix86_split_copysign_const): New.
4812 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4813 rearrange op1/nmask operands.
4814 * config/i386/i386-protos.h: Update.
4815 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4816 (copysigndf3): Likewise.
4817 (copysignsf3_const, copysigndf3_const): New.
4818 (copysignsf3_var): Rename from copysignsf3, split out splitter
4819 and fix split predicate for X constraint.
4820 (copysigndf3_var): Similarly.
4822 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4824 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4825 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4826 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4828 2005-01-29 Richard Henderson <rth@redhat.com>
4831 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4832 of # and * in constraints.
4834 2005-01-29 Richard Henderson <rth@redhat.com>
4837 * expr.c (store_field): Don't strip sub-mode cast when the input
4838 data is even smaller.
4840 2005-01-29 Richard Henderson <rth@redhat.com>
4843 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4846 2005-01-29 Richard Henderson <rth@redhat.com>
4848 * combine.c (make_field_assignment): Fix argument order
4851 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4853 PR tree-optimization/15791
4854 * fold-const.c (extract_array_ref): New function.
4855 (fold): Fold comparisons between &a[i] and &a[j] or
4856 semantically equivalent trees.
4858 2005-01-29 Jeff Law <law@redhat.com>
4860 * gcse.c (insert_expr_in_table): Revamp handling of available
4861 and anticipatable occurrence lists to avoid unnecessary list
4863 (insert_set_in_table): Similarly.
4865 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4867 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4869 (c_build_qualified_type): Build qualified array types with
4870 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4871 * c-decl.c (c_make_fname_decl): Build unqualified array type
4872 before qualified type.
4873 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4874 type is qualified, not just if type itself is. Don't apply
4875 qualifiers to array type when declarator is processed. Apply
4876 qualifiers to field type whether or not it is an array type.
4877 Don't handle array types specially for applying qualifiers to
4879 * c-typeck.c (composite_type): Build unqualified element type and
4880 array type when forming composite of array types.
4881 (common_pointer_type, comptypes, comp_target_types,
4882 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4883 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4885 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4886 (args2) in variables a1 and a2.
4888 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4890 * cse.c (n_elements_made, max_elements_made): Remove.
4891 (insert): Don't touch n_elements_made.
4892 (cse_main): Don't touch n_elements_made or max_elements_made.
4894 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4897 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4898 configuration part of dp-bit.c to be lost.
4900 2005-01-28 Roger Sayle <roger@eyesopen.com>
4902 * expmed.c (expand_mult_highpart_optab): When attempting to use
4903 a non-widening multiplication in a wider mode, the operands need
4904 to be converted (zero or sign extended) to that mode.
4906 2005-01-28 Ian Lance Taylor <ian@airs.com>
4910 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4911 through if both operands fall through.
4913 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4915 * cse.c (fold_rtx) <PC>: Don't optimize.
4917 2005-01-28 Jeff Law <law@redhat.com>
4919 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4920 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4922 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4924 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4925 cse_reg_info_used_list_end): Remove.
4926 (cse_reg_info_list, cse_reg_info_list_free): New.
4927 (get_cse_reg_info): When allocating an instance of
4928 cse_reg_info, add it to the beginning of the cse_reg_info_list
4929 list. Remove code to maintain cse_reg_info_used_list.
4930 (new_basic_block): Reset the free list to the beginning of
4933 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4935 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4936 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4937 (frv_expand_mdpackh_builtin): New function.
4938 (frv_expand_builtin): Use it to expand __MDPACKH.
4939 * doc/extend.texi (__MDPACKH): Update documentation.
4941 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4943 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4944 SSE_FLOAT_MODE_P for use_sse computation.
4946 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4949 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4951 2005-01-27 Richard Henderson <rth@redhat.com>
4953 * builtins.c (expand_builtin_copysign): New.
4954 (expand_builtin): Call it.
4955 * genopinit.c (optabs): Add copysign_optab.
4956 * optabs.c (init_optabs): Initialize it.
4957 (expand_copysign): New.
4958 * optabs.h (OTI_copysign, copysign_optab): New.
4959 (expand_copysign): Declare.
4961 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4962 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4964 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4965 (ix86_expand_fp_absneg_operator): ... here.
4966 (ix86_split_copysign): New.
4967 * config/i386/i386-protos.h: Update.
4968 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4969 (copysignsf3, copysigndf3): New.
4971 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4972 (copysignsf3, ncopysignsf3): New.
4973 (copysigndf3, ncopysigndf3): New.
4974 (copysignxf3, ncopysignxf3): New.
4975 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4977 2005-01-27 Arend Bayer <arend.bayer@web.de>
4978 Kazu Hirata <kazu@cs.umass.edu>
4980 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4981 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4982 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4985 2005-01-27 Jeff Law <law@redhat.com>
4987 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4988 definitions of SSA_NAMEs which are not being rewritten.
4989 (rewrite_ssa_into_ssa): Only initialize the current definition
4990 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4991 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4992 SSA_NAMEs before returning.
4994 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4996 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4997 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4998 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4999 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5000 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5002 2005-01-27 Steven Bosscher <stevenb@suse.de>
5005 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5006 higher to -O2 and higher. Likewise for tree PRE.
5007 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5010 2005-01-27 Ian Lance Taylor <ian@airs.com>
5013 * gimple-low.c (try_catch_may_fallthru): New static function.
5014 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5015 * tree-inline.c (expand_call_inline): Don't warn about reaching
5016 the end of a non-void function being inlined if the function uses
5019 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5021 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5024 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5025 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5026 (implicitly_declare): Handle error_mark_node.
5028 2005-01-27 Richard Henderson <rth@redhat.com>
5031 * tree.h (struct tree_decl): Add debug_expr_is_from.
5032 (DECL_DEBUG_EXPR_IS_FROM): New.
5033 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5034 * dwarf2out.c (dwarf2out_var_location): Update to match.
5035 * tree-outof-ssa.c (create_temp): Likewise.
5036 * var-tracking.c (track_expr_p): Likewise.
5037 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5038 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5039 * toplev.c (default_tree_printer): Likewise.
5041 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5043 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5044 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5046 2005-01-27 Steven Bosscher <stevenb@suse.de>
5048 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5049 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5050 ASM_CLOBBERS): Add tree checks.
5052 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5053 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5054 * c-common.def (SWITCH_STMT): Update to match.
5055 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5056 macros instead of SWITCH_EXPR ones.
5057 * c-dump.c (c_dump_tree): Likewise.
5058 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5059 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5061 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5063 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5065 * unwind-dw2.c (execute_stack_op): Add missing cases for
5066 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5068 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5070 * config.gcc (Obsolete configurations): Remove 'dummy', add
5071 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5074 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5076 PR tree-optimization/19633
5077 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5079 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5080 are no call-clobbered variables.
5081 * tree-outof-ssa.c (check_replaceable): Return false for calls
5084 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5086 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5087 even for variables with NULL DECL_INITIAL.
5089 2005-01-26 Stuart Hastings <stuart@apple.com>
5091 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5093 2005-01-26 Richard Henderson <rth@redhat.com>
5096 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5098 * expr.c (store_field): Strip conversions to odd-bit-sized types
5099 if the destination field width matches.
5101 2005-01-26 Richard Henderson <rth@redhat.com>
5103 * c-decl.c, expmed.c, expr.c: Revert last change.
5105 2005-01-26 Richard Henderson <rth@redhat.com>
5108 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5110 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5111 if we don't need the bits above those present in the current mode.
5112 * expr.c (store_field): Strip conversions to odd-bit-sized types
5113 if the destination field width matches.
5115 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5117 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5118 either -ffast-math or -funsafe-math-optimizations is in use.
5120 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5124 * config/avr/avr.c (notice_update_cc): Only set condition code for
5125 ashrqi3 if shift count > 0.
5126 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5127 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5128 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5129 count <= 0 as a no-op, and shift count >= width by copying zero
5130 or sign bit to all bits of the result.
5131 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5132 count, with attribute "length" set to 0 and "cc" set to "none".
5134 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5136 * doc/invoke.texi: Document -mTLS.
5138 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5139 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5140 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5141 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5142 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5143 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5144 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5145 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5147 * configure.ac: Check for a TLS capable gas.
5149 * configure: Regenerate.
5151 2005-01-26 Richard Henderson <rth@redhat.com>
5154 * combine.c (make_field_assignment): Simplify store to zero_extract
5155 from a source with an overlapping mask.
5157 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5159 2004-11-11 Eric Christopher <echristo@redhat.com>
5161 * config/frv/frv.md: Add fr400_integer automaton. Don't
5162 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5165 2005-01-26 Steven Bosscher <stevenb@suse.de>
5168 * cfgbuild.c (make_edges): Do not clear or set
5169 current_function_has_computed_jump.
5170 * function.h (struct function): Remove the has_computed_jump field.
5171 (current_function_has_computed_jump): Do not define.
5172 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5173 in a computed jump. Ignore current_function_has_computed_jump.
5175 2005-01-26 Richard Henderson <rth@redhat.com>
5178 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5179 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5181 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5182 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5183 objects into static storage if they have more than one non-zero value.
5184 * tree.h (categorize_ctor_elements): Update decl.
5186 2005-01-26 Steven Bosscher <stevenb@suse.de>
5189 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5190 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5191 to this function from 2004-07-10.
5192 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5193 the current function for tail call optimizations if the address
5194 of one of it its arguments is taken.
5196 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5198 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5200 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5202 * function.c (expand_function_end): If current_function_calls_alloca,
5203 emit stack restore in a place that is reached when the function falls
5206 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5208 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5209 rule to avoid matching inappropriate suffix rule.
5211 2005-01-26 Jan Hubicka <jh@suse.cz>
5213 PR tree-optimization/19241
5214 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5216 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5218 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5219 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5221 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5222 <sim*>: Always use crt1.o, regardless of N in simN.
5223 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5224 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5225 (CRT_CALL_STATIC_FUNCTION): Remove.
5226 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5227 use crt1.o, regardless of N in simN.
5228 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5229 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5230 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5231 case isystem setting.
5232 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5234 2005-01-25 Ian Lance Taylor <ian@airs.com>
5236 * gimple-low.c (block_may_fallthru): Correct handling of
5237 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5239 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5241 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5242 handlers to match indentation; nested under the mtune=* handler.
5243 Similar for mcpu= and march=.
5245 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5247 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5248 * config/mips/linux64.h (LIB_SPEC): Likewise.
5249 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5250 * config/sh/linux.h (LIB_SPEC): Likewise.
5252 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5254 * config/frv/frv.c (frv_legitimize_tls_address): New.
5255 (TARGET_HAVE_TLS): Define.
5256 (FRV_SYMBOL_REF_TLS_P): Define.
5257 (frv_override_options): Handle new register classes.
5258 (frv_legitimate_address_p): Reject tls addresses.
5259 (frv_legitimize_address): Handle TLS addresses.
5260 (gen_inlined_tls_plt): New.
5262 (frv_legitimize_tls_address): New.
5263 (unspec_got_name): Add TLS entries.
5264 (got12_operand): Add R_FRV_TLSMOFF12 case.
5265 (frv_emit_move): Fixup TLS addresses.
5266 (frv_emit_movsi): Legitimize TLS addresses.
5268 * config/frv/frv.h (MASK_BIG_TLS): New.
5269 (TARGET_BIG_TLS): New.
5270 (HAVE_AS_TLS): Define.
5271 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5272 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5273 (REG_CLASS_NAMES): Same.
5274 (REG_CLASS_CONTENTS): Same.
5275 (CONSTRAINT_LEN): New.
5276 (REG_CLASS_FROM_CONSTRAINT): New.
5277 (PREDICATE_CODES): Add symbolic_operand.
5279 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5280 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5281 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5282 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5283 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5284 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5285 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5286 GR9_REG, GR14_REG, LRREG.
5287 (type): Add load_or_call attribute.
5288 ("load_or_call"): New reservation.
5289 ("call_gettlsoff"): New.
5290 ("tls_indirect_call"): New.
5291 ("tls_load_gottlsoff12"): New.
5292 ("tlsoff_hilo"): New.
5293 ("tls_tlsdesc_ldd"): New.
5294 ("tls_tlsoff_ld"): New.
5297 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5299 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5301 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5302 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5303 * config/frv/frv.c (TLS_BIAS): Define.
5304 (frv_output_dwarf_dtprel): New.
5306 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5308 PR rtl-optimization/19579
5309 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5310 both A and B, see if they don't clobber registers the other expr uses.
5312 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5314 * real.c (do_add): Initialize signalling and canonical members.
5316 * real.c (real_from_integer): Zero out destination.
5318 2005-01-18 Jan Hubicka <jh@suse.cz>
5320 PR tree-optimize/19337
5321 * tree-inline.c (initialize_inlined_parameters): Copy
5322 saved_static_chain_decl only.
5324 2005-01-25 Richard Henderson <rth@redhat.com>
5328 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5329 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5330 80387 enabled, to return a proper subclass. Return the subset that
5331 overlaps with GENERAL_REGS for PLUS.
5332 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5334 2005-01-25 Richard Henderson <rth@redhat.com>
5337 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5339 2005-01-25 Roger Sayle <roger@eyesopen.com>
5341 * expmed.c (choose_multiplier): Change interface to return the
5342 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5343 (expand_divmod): Update calls to choose_multiplier.
5345 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5348 * expmed.c (extract_bit_field): Use adjust_address instead of
5349 gen_lowpart when op0 is a MEM.
5351 2005-01-24 Steven Bosscher <stevenb@suse.de>
5353 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5355 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5357 * config/mips/irix-csr.c: New file.
5358 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5359 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5360 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5363 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5366 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5367 sparc/elf.h, add sparc/sp-elf.h.
5368 (sparc-*-rtems*): Likewise.
5369 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5370 tm-dwarf2.h, add sparc/sp-elf.h.
5371 (sparc86x-*-elf): Likewise.
5372 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5373 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5374 TARGET_OS_CPP_BUILTINS.
5375 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5376 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5378 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5379 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5380 (SWITCH_TAKES_ARG): Likewise.
5381 (LOCAL_LABEL_PREFIX): Likewise.
5382 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5383 (TARGET_N_FORMAT_TYPES): Delete.
5384 (TARGET_FORMAT_TYPES): Likewise.
5385 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5386 * config/sparc/elf.h: Delete.
5387 * config/sparc/sp-elf.h: New file.
5389 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5391 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5392 * tree-flow.h: Remove the corresponding prototype.
5393 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5394 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5396 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5399 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5400 for AIX ABI or ELF -fPIC.
5401 (rs6000_emit_load_toc_table): Don't create toc_section here.
5402 (rs6000_xcoff_file_start): Nor here.
5404 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5406 * sh.c (ra.h): Don't #include.
5407 (hard_regs_intersect_p): New function, resurrected from ra.c.
5409 * sh.c: Fix 1996 Copyright.
5411 2005-01-24 Richard Henderson <rth@redhat.com>
5412 Aldy Hernandez <aldyh@redhat.com>
5414 * regrename.c (note_sets): Handle subregs.
5416 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5419 * genconditions.c (write_header, write_conditions): Elide file if
5422 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5424 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5425 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5428 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5430 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5431 expand_builtin_printf, expand_builtin_fprintf,
5432 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5433 checking against POINTER_TYPE.
5434 (validate_arglist): Handle POINTER_TYPE code by checking
5437 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5439 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5441 (for_each_rtx): Call for_each_rtx_1.
5442 * rtl.h (init_rtlanal): Declare.
5443 * toplev.c (backend_init): Call init_rtlanal.
5445 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5447 * flow.c (propagate_one_insn): Formatting.
5450 * flow.c (libcall_dead_p): Be more conservative if unsure.
5451 If there are any instructions between insn and call, see if they are
5452 all dead before saying the libcall is dead.
5454 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5456 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5457 operand constraint for operand 0.
5459 2005-01-23 Richard Henderson <rth@redhat.com>
5462 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5463 edges leading to join block.
5465 2005-01-23 Roger Sayle <roger@eyesopen.com>
5467 * expmed.c (expand_mult_highpart): Make static. Change type of
5468 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5469 (expand_divmod): Updates calls to expand_mult_highpart by using
5470 gen_int_mode to pass a CONST_INT rtx.
5471 * rtl.h (expand_mult_highpart): Remove prototype.
5473 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5475 * flow.c (regset_bytes, regset_size): Remove.
5477 * cfganal.c: Fix a reference to Harvey's paper.
5479 2005-01-23 Steven Bosscher <stevenb@suse.de>
5481 PR rtl-optimization/19464
5482 * tree-optimize.c (init_tree_optimization_passes): Add one more
5483 copyrename pass just before out-of-ssa.
5485 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5488 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5489 * ggc-none.c (ggc_free): Define.
5491 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5493 * cse.c (max_reg, max_insn_uid): Remove.
5494 (cse_main): Don't access max_reg or max_insn_uid.
5496 * c-common.c (explicit_flag_signed_bitfields,
5497 lang_statement_code_p, lang_expand_function_end): Remove.
5498 * c-common.h: Remove the corresponding declarations.
5499 * c-opts.c (c_common_handle_option): Remove all write access
5500 to explicit_flag_signed_bitfields.
5502 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5503 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5504 * cgraph.h: Remove the corresponding declaration.
5506 * gcse.c (null_pointer_info): Remove.
5508 2005-01-23 Roger Sayle <roger@eyesopen.com>
5509 Eric Botcazou <ebotcazou@libertysurf.fr>
5511 * combine.c (simplify_logical): Only simplify logical expressions
5512 of the form ior(and(x,y),z) by the inverse distributive law if the
5513 result is cheaper than the original.
5515 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5517 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5518 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5519 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5520 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5521 config/freebsd-spec.h, config/arm/arm.h,
5522 config/h8300/h8300.md, config/i386/i386.md,
5523 config/i386/predicates.md, config/i386/sse.md,
5524 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5525 config/vax/vax.md: Fix comment typos. Follow spelling
5528 2005-01-23 Steven Bosscher <stevenb@suse.de>
5530 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5531 tests, instead of `less than'.
5533 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5535 * function.c (assign_parm_setup_block): When creating a new stack slot
5536 for a parameter, get its alignment from the parameter's DECL_ALIGN
5537 rather than the type's TYPE_ALIGN. Make sure that the parameter
5538 is at least word aligned.
5540 2005-01-22 Roger Sayle <roger@eyesopen.com>
5543 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5545 2005-01-22 Richard Henderson <rth@redhat.com>
5548 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5549 in both compare operands.
5550 (movdfcc_1_sse_max): Likewise.
5551 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5552 (movdfcc_1_sse): Likewise.
5553 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5554 scratch register as needed.
5556 2005-01-22 Richard Henderson <rth@redhat.com>
5558 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5560 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5562 2005-01-22 Richard Henderson <rth@redhat.com>
5564 * genopinit.c (optabs): Use smin/smax for floating point too.
5565 * doc/md.texi: Update to match. Clarify that floating point
5566 results are undefined for +0/-0 and NaN.
5567 * doc/rtl.texi: Likewise.
5568 * rtl.def (SMIN, SMAX): Likewise
5569 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5571 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5572 leading 's' to the name.
5573 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5574 smaxxf3, sminxf3): Likewise.
5575 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5578 2005-01-22 Paul Brook <paul@codesourcery.com>
5580 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5582 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5584 * config/s390/s390.c (struct processor_costs): New fields
5585 dlgr, dlr, dr, dsgfr, dsgr.
5586 (z900_cost, z990_cost): Values for new fields.
5587 (s390_rtx_costs): New cases MEM und COMPARE in switch
5588 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5589 DIV, MOD, UDIV, UMOD.
5591 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5593 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5594 into the register being decremented.
5595 ("doloop_si31", "doloop_di"): Likewise.
5596 ("*doloop_si_long"): Adapt pattern.
5598 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5600 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5602 (CLASS_MAX_NREGS): Likewise.
5604 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5606 * doc/tree-ssa.texi (Statement Operands): Add example for new
5607 must-def macro. Note deprecation of old operands interface.
5609 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5611 PR tree-optimization/19484
5612 * tree-cfg.c (remove_fallthru_edge): New function.
5613 (cleanup_control_flow): Remove fallthru edges from calls that are
5614 now known not to return.
5616 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5618 Fix PR tree-optimization/19038
5619 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5620 copies with loop variant ones.
5622 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5624 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5625 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5626 config/alpha/alpha.md, config/alpha/predicates.md,
5627 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5628 config/sparc/sol2.h: Update copyright.
5630 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5631 first label to see if it is a nonlocal label.
5633 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5634 Andrew Pinski <pinskia@physics.uc.edu>
5637 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5638 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5640 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5642 * config/rs6000/rtems.h: Update copyright.
5644 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5647 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5648 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5649 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5651 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5654 * c-typeck.c (convert_arguments): Check for error_mark_node.
5656 2005-01-21 Ian Lance Taylor <ian@airs.com>
5658 PR tree-optimization/13000
5659 * tree-inline.c: Include "tree-flow.h".
5660 (expand_call_inline): If warn_return_type, warn if non-void inline
5661 function falls through.
5662 * tree-cfg.c (execute_warn_function_return): Don't warn about
5663 control reaching end if TREE_NO_WARNING is set. Set
5665 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5667 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5668 branch if we don't need one.
5669 * c-typeck.c: Include "tree-flow.h"
5670 (c_finish_bc_stmt): Don't add a goto if the current statement
5671 list doesn't fall through to the current point.
5673 2005-01-21 Roger Sayle <roger@eyesopen.com>
5675 PR rtl-optimization/576
5676 * real.c (real_arithmetic): Change return type from void to bool
5677 to return an indication that the result may be inexact.
5678 * real.h (real_arithmeric): Update prototype.
5679 * fold-const.c (const_binop): Don't constant fold floating
5680 point expressions when the user specifies -frounding-math and
5681 the result may depend upon the run-time rounding mode.
5682 (fold_convert_const_real_from_real): Clean-up.
5683 (fold_initializer): Ignore flag_rounding_math for initializers.
5684 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5685 constant fold FP operations with flag_rounding_math if the
5686 result may depend upon the run-time rounding mode.
5688 2005-01-21 Tom Tromey <tromey@redhat.com>
5690 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5692 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5694 * tree-cfg.c: Fix comment typos.
5696 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5698 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5699 around the call to rest_of_handle_branch_target_load_optimize.
5701 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5703 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5704 (sparc64-*-openbsd*): Likewise.
5705 (sparclite-*-elf*): Include tm-dwarf2.h.
5706 (sparc86x-*-elf*): Likewise.
5707 (sparc64-*-elf*): Likewise.
5708 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5709 (DBX_DEBUGGING_INFO): Likewise.
5710 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5711 (PREFERRED_DEBUGGING_TYPE): Likewise.
5712 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5713 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5714 (PREFERRED_DEBUGGING_TYPE): Likewise.
5715 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5716 (PREFERRED_DEBUGGING_TYPE): Likewise.
5717 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5719 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5722 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5724 2005-01-20 Paul Brook <paul@codesourcery.com>
5726 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5728 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5730 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5731 label is first in a sequence of labels.
5733 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5735 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5736 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5738 * doc/sourcebuild.texi (Test Directives): New.
5740 2005-01-20 Roger Sayle <roger@eyesopen.com>
5742 * real.c (real_floor): Don't leave the result uninitialized when
5743 mode is VOIDMode, but return the unrounded intermediate value.
5744 (real_ceil): Likewise.
5746 2005-01-20 Paul Brook <paul@codesourcery.com>
5748 * config/arm/arm.md (insv): Use gen_int_mode.
5750 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5752 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5753 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5754 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5755 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5756 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5758 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5761 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5762 fbreg, so we have to assume we can't.
5763 (loc_descriptor_from_tree_1): Ditto.
5764 (containing_function_has_frame_base): New function.
5765 (add_location_or_const_value_attribute): Use it.
5766 Also try to generate a frame_base from a single element location
5769 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5771 PR tree-optimization/15349
5772 * timevar.def (TV_TREE_MERGE_PHI): New.
5773 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5775 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5776 calls to tree_forwarder_block_p.
5777 (remove_forwarder_block_with_phi, merge_phi_nodes,
5778 gate_merge_phi, pass_merge_phi): New.
5779 * tree-optimize.c (init_tree_optimization_passes): Add
5781 * tree-pass.h: Add an extern for pass_merge_phi;
5783 2005-01-20 Richard Henderson <rth@redhat.com>
5786 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5787 (_mm_castps_pd, _mm_castps_si128): New.
5788 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5790 2005-01-20 Richard Henderson <rth@redhat.com>
5793 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5794 __builtin_ia32_vec_init_v2si.
5795 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5796 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5797 (ix86_init_mmx_sse_builtins): Create it.
5798 (ix86_expand_builtin): Expand it.
5799 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5800 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5801 (vec_extractv2si_0, vec_extractv2si_1): New.
5803 2005-01-20 Richard Henderson <rth@redhat.com>
5806 * config/i386/i386.c (ix86_expand_push): New.
5807 * config/i386/mmx.md (push<MMXMODE>1): New.
5808 * config/i386/sse.md (push<SSEMODE>1): New.
5809 * config/i386/i386-protos.h: Update.
5811 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5813 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5816 2005-01-20 Richard Henderson <rth@redhat.com>
5818 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5819 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5821 2005-01-19 Richard Henderson <rth@redhat.com>
5824 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5825 to V4SFmode in SSE1 fallback load path.
5827 2005-01-19 Richard Henderson <rth@redhat.com>
5829 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5830 in QImode expansion to ix86_expand_vector_set.
5831 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5833 2005-01-19 Richard Henderson <rth@redhat.com>
5836 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5837 subclass of the input class.
5838 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5839 Always true for cross-SSE1 classes. Rationalize conditionals.
5840 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5841 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5842 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5843 (movdi_2): Add MMX/SSE zeros.
5844 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5845 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5846 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5847 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5848 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5849 (zero_extendsidi2_rex64_1): Remove.
5850 (MOV0 peephole): Check GENERAL_REG_P.
5852 2005-01-19 Richard Henderson <rth@redhat.com>
5855 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5857 (ix86_expand_vector_extract): Likewise.
5859 2005-01-19 Richard Henderson <rth@redhat.com>
5862 * expr.c (emit_move_change_mode): New argument force; use
5863 simplify_gen_subreg if true.
5864 (emit_move_via_alt_mode): Merge into ...
5865 (emit_move_via_integer): ... here.
5866 (emit_move_ccmode): Use emit_move_change_mode directly.
5868 2005-01-19 Richard Henderson <rth@redhat.com>
5871 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5872 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5873 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5875 (alpha_emit_set_const): Likewise. Make static.
5876 (alpha_emit_set_long_const): Make static.
5877 (alpha_extract_integer): Split out from alpha_expand_mov.
5878 (alpha_split_const_mov): Likewise.
5879 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5880 (alpha_legitimate_constant_p): New.
5881 * config/alpha/alpha-protos.h: Update.
5882 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5883 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5884 * config/alpha/alpha.md (movsi): Add n alternative.
5885 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5886 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5887 (splitters for all of the above): Use alpha_split_const_mov.
5888 * config/alpha/predicates.md (non_add_const_operand): New.
5889 (non_zero_const_operand): New.
5890 (input_operand): Use alpha_legitimate_constant_p after reload.
5892 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5894 PR tree-optimization/19038
5895 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5896 (add_candidate): Add ivs with increment in latch only if
5897 allow_ip_end_pos_p is true.
5898 (determine_iv_cost): Use empty_block_p.
5900 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5902 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5903 (compute_dominance_frontiers): Ditto.
5905 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5908 * config/sh/t-rtems: New.
5909 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5911 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5913 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5914 the offset of the selected field.
5916 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5918 * tree-cfg.c (remove_forwarder_block): Fix the check to
5919 prevent a nonlocal label from appearing in the middle of a
5922 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5924 PR rtl-optimization/19462
5925 * reorg.c (find_end_label): Create return insn only if
5926 current_function_epilogue_delay_list is empty.
5928 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5930 * doc/passes.texi: Remove paragraph mentioning new-ra.
5932 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5934 PR rtl-optimization/15139
5935 * combine.c: Include params.h.
5936 (count_rtxs): New function.
5937 (record_value_for_reg): If replace_rtx would replace at least
5938 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5939 (clobber (const_int 0)) instead of TEM.
5940 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5941 * params.h (MAX_LAST_VALUE_RTL): New.
5942 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5943 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5946 * c-typeck.c (digest_init): Only call build_vector if all constructor
5947 elements are *_CST nodes.
5948 * gimplify.c (gimplify_init_constructor): Likewise.
5951 * c-typeck.c (digest_init): Only call build_vector if inside_init
5954 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5956 * toplev.c (init_asm_output): Remove dead #ifdef.
5958 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5960 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5962 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5964 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5965 accessing DECL_FUNCTION_CODE.
5966 * dojump.c (do_jump): Likewise.
5967 * gimplify.c (gimplify_call_expr): Likewise.
5968 * predict.c (expr_expected_value): Likewise.
5969 (strip_builtin_expect): Likewise.
5970 * tree-inline.c (estimate_num_insns_1): Likewise.
5971 * tree-ssa-loop-im.c (stmt_cost): Likewise
5972 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5973 (tree_expr_nonnegative_p): Likewise.
5975 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5977 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5978 variant of the load_pcrel_sym pattern.
5979 * config/sparc/sparc.md (P macro): Move to the top.
5980 (load_pcrel_sym): Macroize using P.
5981 (save_register_window): Likewise.
5983 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5985 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5988 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5991 * c-typeck.c (build_asm_expr): Strip nops off
5992 input memory operands.
5994 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5996 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5997 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5998 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5999 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6001 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6004 * config/i386/i386.c (override_options): If the 80387 is disabled,
6005 then do not return FP values using FP registers.
6007 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6009 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6010 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6011 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6012 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6013 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6014 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6015 output.h, postreload-gcse.c, postreload.c, recog.c,
6016 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6017 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6018 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6019 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6020 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6021 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6022 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6023 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6025 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6026 config/alpha/alpha.c, config/arm/vfp.md,
6027 config/i386/emmintrin.h, config/i386/i386-modes.def,
6028 config/i386/i386-protos.h, config/i386/i386.h,
6029 config/i386/pmmintrin.h, config/i386/ppro.md,
6030 config/i386/predicates.md, config/i386/xmmintrin.h,
6031 config/i860/i860.c, config/ia64/ia64-modes.def,
6032 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6033 config/ia64/ia64.md, config/ia64/itanium1.md,
6034 config/ia64/itanium2.md, config/ia64/predicates.md,
6035 config/iq2000/iq2000.h, config/mips/linux64.h,
6036 config/rs6000/aix41.h, config/rs6000/aix43.h,
6037 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6038 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6039 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6040 config/sparc/linux64.h, config/sparc/litecoff.h,
6041 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6042 config/sparc/sparc.h, config/sparc/sparc.md,
6043 config/sparc/sysv4-only.h: Update copyright.
6045 2005-01-18 Richard Henderson <rth@redhat.com>
6048 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6050 2005-01-18 Marc Espie <espie@openbsd.org>
6051 * config/i386/openbsdelf.h: Typo.
6053 2005-01-18 Richard Henderson <rth@redhat.com>
6055 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6056 special case for sse.
6057 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6059 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6061 * tree-inline.c (estimate_num_insns_1): Added cases for
6062 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6064 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6066 PR rtl-optimization/19296
6067 * combine.c (simplify_comparison): Rewrite the condition under
6068 which a non-paradoxical SUBREG of a PLUS can be lifted when
6069 compared against a constant.
6071 2005-01-18 Andi Kleen <ak@muc.de>
6073 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6074 * c.opt (-Wpointer-sign): Add.
6075 * doc/invoke.texi: (-Wpointer-sign): Add.
6077 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6079 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6080 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6081 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6082 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6083 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6084 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6085 for TARGET_MIX_SSE_I387.
6086 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6087 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6088 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6089 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6090 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6091 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6092 TARGET_MIX_SSE_I387.
6093 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6096 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6099 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6100 Add movaps alternative for xmm reg->reg move.
6102 2005-01-17 Jeff Law <law@redhat.com>
6104 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6105 at the end of the main DOM loop rather than just before DOM exits.
6107 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6109 PR tree-optimization/19121
6110 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6111 adding aliases to a name tag, also add them to the pointer's
6113 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6114 sensitive alias info at all. Only check that the two pointers
6115 have compatible pointed-to sets.
6116 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6117 a pointer's type tag is a superset of the alias set of the
6120 2005-01-17 James E Wilson <wilson@specifixinc.com>
6123 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6124 comment to document why.
6126 2005-01-17 Richard Henderson <rth@redhat.com>
6128 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6129 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6130 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6131 sse2_vmsminv2df3_finite): New.
6132 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6133 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6134 Force op1 into register.
6136 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6138 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6139 bubblestrap from always rebuilding build directory.
6141 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6143 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6144 ("*cmpmem_short"): Likewise.
6146 2005-01-17 Steven Bosscher <stevenb@suse.de>
6148 * basic-block.h: Document BB_* flags.
6149 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6150 use an sbitmap instead.
6151 * sched-rgn.c (compute_trg_info): Likewise.
6153 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6155 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6156 redundant target_cpu_default and extra_parts lines. Use the default
6158 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6159 (SUBTARGET_EXTRA_SPECS): Delete.
6160 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6161 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6162 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6163 and "n32" for -mabi=n32.
6165 2005-01-17 Ian Lance Taylor <ian@airs.com>
6168 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6169 fold constant variables into initial values.
6171 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6173 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6175 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6176 through the statements backward.
6178 2005-01-17 Ian Lance Taylor <ian@airs.com>
6180 PR middle-end/13127:
6181 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6182 a variable set to the return value of the inlined function.
6184 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6186 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6187 when modes are tieable.
6189 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6191 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6192 of pthread_create to find out if threads are enabled.
6193 * gthr-posix95.h (__gthread_active_p): Likewise.
6195 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6197 * common.opt (-fnew-ra): Remove.
6199 * toplev.h (flag_new_regalloc): Remove.
6200 * Makefile.in (ra*.*): Don't mention.
6201 * passes.c (rest_of_handle_new_regalloc): Remove.
6202 (rest_of_handle_combine, rest_of_compilation): Always consider
6203 flag_new_regalloc as false.
6204 * doc/invoke.texi: Don't document -fnew-ra.
6206 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6208 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6209 last parameter to reg_scan.
6210 * loop.c (loop_optimize): Likewise.
6211 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6212 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6213 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6214 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6215 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6216 * regclass.c (reg_scan): Likewise, for the declaration.
6217 * rtl.h (reg_scan): Likewise, for the prototype.
6219 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6221 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6222 mark_dfs_back_edges.
6224 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6226 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6227 (compute_avail): Uses don't go in tmp_gen.
6229 2005-01-16 Steven Bosscher <stevenb@suse.de>
6231 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6232 loop to look for a free slot in a page entry.
6234 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6237 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6238 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6239 just before targetm.asm_out.file_end.
6240 * tree.h (process_pending_assemble_output_defs): Declare.
6241 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6243 (assemble_alias): Defer generation of assembly code for defines when
6244 TARGET_DEFERRED_OUTPUT_DEFS is true.
6245 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6246 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6247 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6249 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6252 * pa.c (pa_scalar_mode_supported_p): New function.
6253 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6254 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6256 * pa-protos.h (prefetch_operand): Delete.
6257 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6258 * pa.c (prefetch_operand): Delete.
6259 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6260 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6261 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6262 and prefetch_nocc_operand.
6263 * pa.md (prefetch): Rework to avoid reload problems handling short
6264 displacements when a cache control completer needs to be provided.
6265 (prefetch_32, prefetch_64): Delete.
6266 (prefetch_cc, prefetch_nocc): New patterns.
6268 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6270 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6272 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6275 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6276 exceeds maximum alignment for global common data.
6277 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6278 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6280 2004-01-15 Roger Sayle <roger@eyesopen.com>
6282 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6284 2004-01-15 Roger Sayle <roger@eyesopen.com>
6286 * harg-reg-set.h (reg_class_names): Prototype global array.
6287 * regclass.c (reg_class_names): Declare here and initialize to
6289 (dump_regclass): Remove local declaration of reg_class_names.
6290 (regclass): Likewise.
6291 * cfg.c (dump_flow_info): Likewise.
6292 * ra-debug.c (reg_class_names): Likewise.
6293 * regrename.c (reg_class_names): Likewise.
6294 * reload.c (reg_class_names): Likewise.
6295 * reload1.c (spill_failure): Likewise.
6296 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6298 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6300 * config/s390/s390.md ("reload_outti"): Remove predicate for
6301 output operand. Abort if operand is not a MEM.
6302 ("reload_outdi", "reload_outdf"): Likewise.
6304 2005-01-15 Marc Espie <espie@openbsd.org>
6306 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6307 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6308 * config/openbsd.h: Fix C++ includes for native configurations.
6309 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6310 Add trampoline support.
6311 * config/i386/openbsdelf.h: New.
6313 2005-01-15 Marc Espie <espie@openbsd.org>
6315 * collect2.c (main): Explicitly parse -dynamic-linker option.
6317 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6319 PR tree-optimization/19060
6320 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6321 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6322 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6323 and handle extract_range_from_cond returning false.
6324 * fold-const.c (fold): Optimize comparisons with min/max even for
6325 width > HOST_BITS_PER_WIDE_INT.
6327 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6329 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6330 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6331 Remove little endian multilib variants.
6332 Add mips32 multilib variant.
6334 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6336 * explow.c (copy_all_reg, stabilize): Remove.
6337 * expr.h: Remove the corresponding prototypes.
6339 * rtlanal.c (regs_set_between_p): Remove.
6340 * rtl.h: Remove the corresponding prototype.
6342 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6344 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6345 to rs6000_nonimmediate_operand.
6346 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6347 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6348 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6349 rs6000_nonimmediate_operand.
6350 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6351 rs6000_nonimmediate_operand.
6353 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6355 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6357 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6359 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6361 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6362 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6364 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6365 (rs6k_nonimmediate_operand): New.
6366 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6368 (legitimate_lo_sum_address_p): Same.
6369 (rs6000_legitimize_address): Same.
6370 (rs6000_legitimize_reload_address): Same.
6371 (rs6000_legitimate_address): Same.
6372 (spe_build_register_parallel): Pass DF and DC modes in a DI
6375 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6376 to rs6k_nonimmediate_operand.
6378 * config/rs6000/spe.md ("*frob_df_di"): New.
6379 ("*frob_di_df"): New.
6380 ("*frob_di_df_2"): New.
6381 ("*mov_sidf_e500_subreg0"): New.
6382 ("*mov_sidf_e500_subreg4"): New.
6383 ("*movdf_e500_double"): Change predicate to
6384 rs6k_nonimmediate_operand.
6386 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6388 * postreload.c (move2add_note_store): Only call
6389 trunc_int_for_mode on scalar integers.
6391 2005-01-14 Steven Bosscher <stevenb@suse.de>
6393 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6394 replace BB_VISITED uses.
6395 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6396 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6397 (tree_dce_done): Free visited_control_parents.
6398 (perform_tree_ssa_dce): Allocate and clear it.
6399 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6400 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6401 instead of BB_VISITED.
6403 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6405 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6406 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6407 Remove unused prototypes.
6409 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6411 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6412 64-bit register usage.
6413 (spe_func_has_64bit_regs_p): Add FIXME note.
6415 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6417 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6418 flag_finite_math_only with flag_unsafe_math_optimizations.
6420 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6422 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6424 (__tpf_eh_return): Copy TPF private stack area from the module
6425 boundary stack frame. Add check for when module addresses are
6426 equal, but no stub address is found.
6428 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6431 * arm.h (struct machine_function): Add call_via field.
6432 (thumb_call_via_label): Declare.
6433 * arm.c (thumb_call_via_label): New variable.
6434 (thumb_call_reg_needed): New variable.
6435 (arm_output_function_epilogue): For Thumb code, output any per-function
6436 call-indirect trampolines.
6437 (thumb_call_via_reg): New function.
6438 (arm_file_end): New function.
6439 (TARGET_ASM_FILE_END): Call arm_file_end.
6440 (aof_file_end): Likewise.
6441 * arm-protos.h (thumb_call_via_reg): Declare.
6442 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6443 thumb_call_via_reg in normal case.
6445 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6448 PR rtl-optimization/19348
6449 * recog.c (peephole2_optimize): Do global life update if some peephole
6450 decides it doesn't need at least one of its inputs and that change
6451 influences liveness at the start of the basic block.
6453 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6454 arguments instead of 1.
6456 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6459 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6460 zero for nested functions needing a static chain or functions
6461 with a non-constant address.
6463 2005-01-13 Roger Sayle <roger@eyesopen.com>
6465 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6466 (and (sign_extend X) C) into (zero_extend (and X C)).
6468 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6470 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6472 2005-01-13 Richard Henderson <rth@redhat.com>
6477 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6478 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6479 not just TARGET_SSE.
6480 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6481 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6482 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6483 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6484 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6485 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6486 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6487 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6488 (movdicc_c_rex64): Rename with '*'.
6489 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6490 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6491 (movsfcc_1_387): Rename from movsfcc_1.
6492 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6493 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6494 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6495 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6496 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6497 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6498 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6499 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6500 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6501 sse_movdfcc_const0_4): Remove.
6502 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6503 recognize min/max early. Update for changed sse cmove patterns.
6504 (ix86_split_sse_movcc): New.
6505 * config/i386/i386-protos.h: Update.
6507 2005-01-13 Steven Bosscher <stevenb@suse.de>
6509 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6510 (fix_stmt_v_may_defs): Likewise.
6512 2005-01-13 Richard Henderson <rth@redhat.com>
6514 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6515 for converting the mask.
6517 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6519 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6522 2005-01-13 Richard Henderson <rth@redhat.com>
6524 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6525 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6526 IX86_BUILTIN_MOVDQ2Q): Remove.
6527 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6528 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6529 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6531 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6532 (sse2_pextrw): Fix immediate constraint.
6533 (sse2_loadq, sse2_loadq_rex64): Remove.
6534 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6535 Use __builtin_ia32_vec_ext_<size>.
6536 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6538 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6540 * function.c (assign_parm_setup_block): Look inside original
6541 entry_parm when inspecting PARALLEL.
6543 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6544 Joel Sherrill <joel@oarcorp.com>
6547 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6548 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6549 rtems_gxx_recursive_mutex_init.
6550 (__gthread_recursive_mutex_lock): New function.
6551 (__gthread_recursive_mutex_trylock): Likewise.
6552 (__gthread_recursive_mutex_unlock): Likewise.
6554 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6556 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6558 2005-01-13 Jan Beulich <jbeulich@novell.com>
6560 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6561 (ashrti3_internal): Indicate output is early clobber. Generate result
6562 into output rather than first input. Use move for low word of output
6563 if shift count is exactly 64.
6564 (lshrti3_internal): Likewise.
6566 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6570 * reload1.c (delete_output_reload): Don't delete an output reload
6571 if the pseudo lives longer than a single basic block. Adjust and
6572 improve wording of comment.
6574 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6577 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6578 of TYPE_SIZE where we mean the number of bytes.
6580 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6582 * function.c (assign_parm_setup_block): Relax condition on
6583 multi-register optimization.
6585 2005-01-12 Nick Clifton <nickc@redhat.com>
6587 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6588 an "in_delay_slot" attribute of "no" to prevent them being used in
6589 delay slots. This is forbidden because they might generate
6592 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6595 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6598 2005-01-12 Nick Clifton <nickc@redhat.com>
6600 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6601 passed on to GAS) but do not define, as GAS no longer supports or
6602 needs the -m2000 option.
6604 2005-01-11 Roger Sayle <roger@eyesopen.com>
6606 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6607 type as args of unprototyped builtins aren't automatically promoted.
6608 (fold_builtin_abs): Likewise.
6610 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6612 * Makefile.in: Set a `build-warn' variable.
6614 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6616 PR tree-optimization/17949
6617 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6618 (find_interesting_uses_address): Use it.
6620 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6622 * regrename.c (kill_value): Handle subreg's that won't simplify.
6624 2005-01-11 Richard Henderson <rth@redhat.com>
6627 * config/i386/i386.h (enum ix86_builtins): Move ...
6628 * config/i386/i386.c: ... here.
6629 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6630 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6631 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6632 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6633 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6634 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6635 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6636 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6637 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6638 IX86_BUILTIN_LOADDDUP): Remove.
6639 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6640 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6641 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6642 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6643 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6644 (ix86_init_builtins): Make static.
6645 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6646 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6647 if all the modes match. Otherwise, fake it.
6648 (get_element_number, ix86_expand_vec_init_builtin,
6649 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6650 (ix86_expand_builtin): Make static. Update for changed builtins.
6651 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6652 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6653 (ix86_expand_vector_init_duplicate): New.
6654 (ix86_expand_vector_init_low_nonzero): New.
6655 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6656 Split out from ix86_expand_vector_init; handle integer modes.
6657 (ix86_expand_vector_init): Use them.
6658 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6659 * config/i386/i386-protos.h: Update.
6660 * config/i386/predicates.md (reg_or_0_operand): New.
6661 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6662 (movv2sf_internal): Likewise. And a splitter to match them all.
6663 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6664 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6665 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6666 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6667 (mmx_pinsrw): Fix operand ordering.
6668 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6669 rather than sse_loadss expander.
6670 (movv2df splitter): Similarly.
6671 (sse_loadss, sse_loadlss): Remove.
6672 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6673 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6674 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6675 (sse3_movddup): Rename with '*'.
6676 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6677 (sse2_loadsd): Remove.
6678 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6679 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6680 (sse2_pinsrw): Fix argument ordering.
6681 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6682 (sse2_stored): Remove 'r' destination.
6683 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6684 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6685 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6686 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6687 vec_extractv16qi, vec_initv16qi): New.
6689 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6690 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6691 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6693 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6694 (_mm_load_si128, _mm_store_si128): Likewise.
6695 (_mm_load1_pd): Use _mm_set1_pd.
6696 (_mm_load_sd): Use _mm_set_sd.
6697 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6698 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6699 (_mm_set_epi64): Use _mm_set_epi64x.
6700 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6701 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6702 _mm_setr_epi8): Use _mm_set_foo form.
6703 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6704 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6705 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6706 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6707 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6708 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6709 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6710 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6711 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6712 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6713 (_mm_movedup_pd): Use _mm_shuffle_pd.
6714 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6715 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6716 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6717 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6719 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6720 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6721 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6722 (_mm_store_ps): Use raw dereference.
6723 (_mm_store1_ps): Use _mm_storeu_ps.
6724 (_mm_storer_ps): Use _mm_store_ps.
6725 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6726 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6728 2005-01-11 Stan Shebs <shebs@apple.com>
6730 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6731 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6733 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6736 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6737 Skip all DECLs except for FIELD_DECLs.
6739 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6741 * config/s390/s390.c (override_options): Return error if
6742 -mbackchain, -mpacked-stack and -mhard-float are used together.
6743 (s390_va_start): Remove the backchain && packed-stack special case.
6744 (s390_gimplify_va_arg): Likewise.
6745 * doc/invoke.texi: Remove the ABI incompatibility note.
6747 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6749 * config/s390/s390.c (struct s390_frame_layout): Remove
6751 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6752 save_backchain_p with TARGET_BACKCHAIN.
6754 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6757 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6758 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6759 * function.c (locate_and_pad_parm): Set new field.
6760 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6761 Tweak where_pad test to include "none". Always set mem align for
6763 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6764 not sufficient for type.
6765 (assign_parm_setup_block): If stack_parm is zero on entry, always
6766 make a new stack local. Block move old stack parm if necessary
6767 to new aligned stack local.
6768 (assign_parm_setup_stack): Use a block move to handle
6769 potentially misaligned entry_parm.
6770 (assign_parms_unsplit_complex): Specify required alignment when
6771 creating stack local.
6772 * calls.c (compute_argument_addresses): Override alignment of stack
6773 arg calculated from its type with the alignment given by
6774 FUNCTION_ARG_BOUNDARY.
6775 (store_one_arg): Likewise.
6777 2005-01-11 Jan Beulich <jbeulich@novell.com>
6779 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6780 Change respective itanium_class attribute to ialu.
6781 (shladdp4_internal): New.
6782 * config/ia64/predicates.md (shladd_log2_operand): New.
6784 2005-01-11 Richard Henderson <rth@redhat.com>
6786 * expr.c (store_constructor): Use rtvec_alloc instead of
6787 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6789 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6791 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6793 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6795 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6796 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6797 (TARGET_RWRELOC): Define.
6798 (ia64_rwreloc_section_type_flags): Delete.
6799 (ia64_section_type_flags): New function.
6800 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6801 (TARGET_RWRELOC): Define.
6803 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6806 * config/ia64/ia64.c (process_set): For alloc insn, only call
6807 process_epilogue is !frame_pointer_needed.
6809 2005-01-10 Roger Sayle <roger@eyesopen.com>
6812 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6813 unary operator and can't be treated as a binary/comparison operator.
6815 2005-01-10 Richard Henderson <rth@redhat.com>
6817 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6818 (ix86_return_in_memory): Likewise.
6819 (function_arg_advance): Likewise. Mirror structure in function_arg
6820 for choosing register to advance.
6822 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6824 * tree-vectorizer.c, tree.def: Fix comment typos.
6826 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6828 * config/s390/s390.c (struct processor_costs): 4 new fields:
6829 ddbr, ddr, debr, der.
6830 (s390_rtx_costs): More precise handling of divide instructions.
6832 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6834 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6836 2005-01-10 Jan Beulich <jbeulich@novell.com>
6838 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6839 names resulting from -ffunction-sections/-fdata-sections and linkonce
6841 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6842 based on the section name. Rearrange the section name comparison logic
6843 slightly so that each section name is compared against at most once.
6845 2005-01-10 Ben Elliston <bje@au.ibm.com>
6847 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6848 targets for which -fPIC reduces limitations on the GOT size.
6850 2005-01-09 Falk Hueffner <falk@debian.org>
6852 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6855 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6858 * collect2.c (main): Set aixrtl_flag for -brtl option.
6859 (resolve_lib_name): Search for .so file extension before .a
6862 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6864 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6865 (vect_analyze_data_refs_alignment): Add dump prints.
6867 2005-01-09 Ira Rosen <irar@il.ibm.com>
6869 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6870 expr_invariant_in_loop_p.
6871 Initialize outputs first thing in the function.
6872 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6873 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6874 (vect_analyze_pointer_ref_access): Check that the initial condition of
6875 the access function is loop invariant.
6877 2005-01-09 Richard Henderson <rth@redhat.com>
6879 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6880 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6881 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6882 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6883 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6884 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6885 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6886 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6887 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6888 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6889 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6890 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6891 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6892 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6893 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6894 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6895 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6896 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6897 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6898 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6899 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6900 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6901 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6903 (mmx_clrdi, pavgusb): Remove.
6904 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6905 with leading sse_ prefix.
6906 * config/i386/sse.md: Receive them.
6907 * config/i386/mmx.md: New file.
6908 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6909 (subrv2sf3): Turn into expander for normal subtraction.
6910 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6911 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6912 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6913 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6914 commutative; use ix86_binary_operator_ok.
6915 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6916 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6917 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6918 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6919 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6920 Macroize from existing patterns; use ix86_binary_operator_ok.
6921 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6922 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6923 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6924 with vec_select+vec_concat.
6925 (mmx_pshufw, mmx_pshufw_1): Likewise.
6926 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6927 (mmx_uavgv4hi3): Model correctly.
6928 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6929 _mm_xor_si64): Remove casts.
6931 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6933 PR tree-optimization/19224
6934 * tree-scalar-evolution.c (get_instantiated_value,
6935 set_instantiated_value): New functions.
6936 (instantiate_parameters_1): Cache the results.
6937 (instantiate_parameters, resolve_mixers): Initialize and free
6940 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6942 * config/i386/i386.md (addhi_4): Correct reference in comment.
6945 2005-01-08 Richard Henderson <rth@redhat.com>
6947 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6948 (_mm_cvtsi128_si64x): Likewise.
6949 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6950 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6951 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6952 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6953 * config/i386/i386-protos.h: Update.
6954 * config/i386/i386.c (print_operand): Add 'H'.
6955 (ix86_fixup_binary_operands): Split out from ...
6956 (ix86_expand_binary_operator): ... here.
6957 (ix86_fixup_binary_operands_no_copy): New.
6958 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6959 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6960 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6961 (safe_vector_operand): Use CONST0_RTX.
6962 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6963 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6964 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6965 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6967 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6968 (IX86_BUILTIN_CMPNGESS): New.
6969 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6970 (attr type): Add sselog1.
6971 (attr unit, attr memory): Handle it.
6972 (movti, movti_internal, movti_rex64): Move near other integer moves.
6973 (movtf, movtf_internal): Move near other fp moves.
6974 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6975 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6976 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6977 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6978 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6979 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6980 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6981 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6982 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6983 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6984 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6985 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6986 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6987 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6988 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6989 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6990 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6991 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6992 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6993 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6994 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6995 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6996 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6997 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6998 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6999 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7000 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7001 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7002 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7003 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7004 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7005 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7006 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7007 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7008 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7009 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7010 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7011 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7012 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7013 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7014 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7015 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7016 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7017 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7019 (SSEPUSH, push<SSEPUSH>): Remove.
7020 (MMXPUSH, push<MMXPUSH>): Remove.
7021 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7022 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7023 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7024 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7025 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7026 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7027 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7028 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7029 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7030 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7031 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7032 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7033 (ppro_sse_log_V4SF): Handle sselog1.
7034 * config/i386/predicates.md (const_0_to_1_operand): New.
7035 (const_0_to_255_mul_8_operand): New.
7036 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7037 (const_2_to_3_operand, const_4_to_7_operand): New.
7038 * config/i386/sse.md: New file.
7039 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7040 (sse_movups): Rename from sse_movups_1.
7041 (sse_loadlss): Rename from sse_loadss_1.
7042 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7044 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7045 (absv4sf2, negv2df, absv2df): New.
7046 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7047 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7048 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7049 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7050 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7051 (sse3_addsubv4sf3): Model correctly.
7052 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7053 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7054 (sse_movhlps): Model with vec_select+vec_concat.
7055 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7056 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7057 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7058 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7059 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7060 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7061 sse2_pshufhw_1): Likewise.
7062 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7063 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7064 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7065 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7066 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7067 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7068 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7069 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7070 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7071 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7072 sminv8hi3): Mark commutative
7073 operands. Use ix86_binary_operator_ok.
7074 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7075 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7076 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7077 sse2_punpcklqdq): Allow operand2 in memory.
7078 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7079 sse2_movsd): Add memory alternatives.
7080 (sse_storelps): Turn expander into an insn; split after reload.
7081 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7082 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7084 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7086 * configure.ac (DWARF-2 debug_line): Use objdump.
7087 * configure: Regenerate.
7089 2005-01-08 Jeff Law <law@redhat.com>
7090 Diego Novillo <dnovillo@redhat.com>
7092 PR tree-optimization/18241
7093 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7094 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7095 statements with volatile operands.
7096 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7097 operands after marking a statement with has_volatile_ops.
7099 2005-01-08 Roger Sayle <roger@eyesopen.com>
7101 * tree.c (int_fits_type_p): Always honor integer constant
7102 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7104 2005-01-08 Roger Sayle <roger@eyesopen.com>
7106 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7107 the latent bug in rtl_delete_block has been resolved.
7109 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7111 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7112 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7114 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7116 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7117 library as @multilib_dir@/$(SHLIB_SONAME).
7119 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7121 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7122 * configure: Regenerate.
7124 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7126 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7129 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7132 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7133 Convert non-word aligned offset address using ld/std into
7136 2005-01-07 Richard Henderson <rth@redhat.com>
7138 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7140 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7142 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7144 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7146 PR tree-optimization/19283
7147 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7148 is not shorter than the original type.
7150 PR rtl-optimization/19012
7151 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7153 PR rtl-optimization/18861
7154 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7155 (FULL_STATE): Define.
7156 (mark_tablejump_edge): New function.
7157 (purge_dead_tablejump_edges): New function.
7158 (find_bb_boundaries): Use it.
7160 PR tree-optimization/18828
7161 * builtins.c (expand_builtin_next_arg): Remove argument and all
7162 the argument checking.
7163 (expand_builtin): Adjust caller.
7164 (expand_builtin_va_start): Likewise. Remove error for too many
7166 (fold_builtin_next_arg): Issue error for too many arguments.
7167 After checking arguments, replace them with magic arguments that
7168 prevent further checking of the args.
7170 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7172 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7174 2005-01-06 Roger Sayle <roger@eyesopen.com>
7177 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7178 and %{.S:...} (and their negative variants) to test whether the
7179 input file is assembler or pre-processed-assembler independent of
7180 the actual filename extension.
7182 2005-01-06 Roger Sayle <roger@eyesopen.com>
7184 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7185 of sign or zero extended values.
7187 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7189 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7190 for IBM long double format correctly.
7192 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7194 Fix PR tree-optimization/18792
7196 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7197 to first_loop_depth, and use loop depth instead of loop number.
7198 (build_classic_dir_vector): Ditto.
7199 (compute_data_dependences_for_loop): Use depth, not loop number.
7200 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7201 number. Pass in loops, instead of loop numbers.
7202 (gather_interchange_stats): Ditto.
7203 (linear_transform_loops): Ditto.
7205 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7208 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7209 biv_fits_mode_p, extension_within_bounds_p): New functions.
7210 (check_ext_dependent_givs): Use them.
7212 2005-01-06 Roger Sayle <roger@eyesopen.com>
7214 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7215 more than one barrier, in which case we should delete them all.
7217 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7219 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7221 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7223 Fix PR middle-end/19286
7225 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7226 output this subprogram, simply ignore this attempt to do it again.
7227 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7228 origin attribute if it's not possible.
7229 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7230 (decls_for_scope): Ditto.
7231 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7232 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7234 2005-01-05 Richard Henderson <rth@redhat.com>
7237 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7238 (bdesc_2arg): Use it.
7239 (ix86_expand_binop_builtin): Force operands into registers
7241 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7242 ix86_expand_sse_compare, ix86_expand_sse_comi,
7243 ix86_expand_builtin): Likewise.
7245 2005-01-05 Richard Henderson <rth@redhat.com>
7247 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7249 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7250 (mulv4hi3): Set itanium_class mmmul.
7251 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7252 (fpack): Rename from fpack_sfsf.
7254 2005-01-05 Richard Henderson <rth@redhat.com>
7257 * reload1.c (do_input_reload): Restrict the optimization deleteing
7258 a previous output reload to RELOAD_FOR_INPUT.
7260 2005-01-05 Steven Bosscher <stevenb@suse.de>
7262 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7263 comment that we fall through after case.
7264 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7265 (distribute_links): Likewise.
7266 * cse.c (cse_insn): Likewise.
7267 * cselib.c (cselib_invalidate_mem): Likewise.
7268 * df.c: Update comments at the top of the file.
7269 (read_modify_subreg_p): Update comments here too.
7270 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7271 * flow.c (mark_set_1): Likewise.
7272 (mark_used_regs): Likewise.
7273 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7274 (canon_list_insert): Likewise.
7275 (mark_set): Likewise.
7276 (try_replace_reg): Likewise.
7277 (store_killed_in_insn): Likewise.
7278 * loop.c (count_one_set): Likewise.
7279 (basic_induction_var): Likewise.
7280 * postreload-gcse.c (find_mem_conflicts): Likewise.
7281 * postreload.c (reload_combine_note_store): Likewise.
7282 (move2add_note_store): Likewise.
7283 * reload.c (find_equiv_reg): Likewise.
7284 (mark_referenced_resources): Likewise.
7285 * rtlanal.c (set_noop_p): Likewise.
7286 (note_stores): Likewise.
7287 (note_uses): Likewise.
7288 * sched-deps.c (sched_analyze_1): Likewise.
7289 * sched-rgn.c (check_live_1): Likewise.
7290 (update_live_1): Likewise.
7291 * config/i860/i860.c: Likewise.
7293 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7295 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7297 * doc/rtl.texi: Update documentation for bit-fields and SET.
7299 2005-01-05 Roger Sayle <roger@eyesopen.com>
7301 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7303 2005-01-05 Jan Hubicka <jh@suse.cz>
7304 Richard Henderson <rth@redhat.com>
7307 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7310 2005-01-05 Richard Henderson <rth@redhat.com>
7313 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7314 (sse_shufps): Change operand 3 to const_int_operand.
7315 (sse2_storelps): Fix typo in template.
7316 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7317 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7318 (ix86_expand_builtin): Likewise.
7320 2005-01-05 Julian Brown <julian@codesourcery.com>
7322 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7323 as aggregates for AAPCS ABIs.
7325 2005-01-05 Stan Shebs <shebs@apple.com>
7327 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7328 Mach-O getters if ppc64.
7329 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7331 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7332 signed four-byte field for global code case.
7333 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7335 2005-01-05 Roger Sayle <roger@eyesopen.com>
7338 * c-common.c: Include real.h.
7339 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7340 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7341 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7342 * Makefile.in (c-common.o): Update dependencies.
7344 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7346 * c-parse.in (asm_string): Add trailing semicolon.
7348 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7350 * c-parse.in (asm_string): New. Don't allow wide strings in
7352 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7353 asm_string instead of STRING.
7355 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7357 * c-typeck.c (constructor_no_implicit): Remove.
7358 (set_designator, process_init_element): Don't check
7359 constructor_no_implicit.
7361 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7362 Kaz Kojima <kkojima@gcc.gnu.org>
7365 * lcm.c (create_pre_exit): New.
7366 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7367 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7369 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7371 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7372 -msoft-float in target_float_switch.
7373 * arm.c (arm_override_options): Fix processing of target_float_switch.
7375 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7377 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7380 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7382 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7383 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7385 2005-01-04 Roger Sayle <roger@eyesopen.com>
7387 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7388 if deleting the then-block allows the test-block to fallthru to the
7391 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7394 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7395 after the full declaration if the are in two different TUs.
7397 2005-01-04 Richard Henderson <rth@redhat.com>
7400 * tree-sra.c (generate_one_element_init): Just
7401 call gimplify_and_add.
7402 (generate_element_init): Record the
7403 new referenced variables and mark them for renaming
7404 and split out to ...
7405 (generate_element_init_1): This.
7406 (scalarize_init): Don't call push_gimplify_context/
7407 pop_gimplify_context.
7409 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7411 * toplev.c (get_src_pwd): Handle failure of getpwd().
7413 2005-01-04 Roger Sayle <roger@eyesopen.com>
7415 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7417 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7418 all the cases handled by it are inverted by invert_truthvalue.
7420 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7422 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7423 (save_register_windowsi): Likewise.
7425 2005-01-04 Richard Henderson <rth@redhat.com>
7427 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7429 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7432 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7433 any simplifications of vector mode comparison operators.
7434 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7436 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7437 Devang Patel <dpatel@apple.com>
7439 PR tree-optimization/18308
7440 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7441 the operands before creating a new expression.
7442 * dojump.c (do_jump): Make drop_through_label available
7443 for all cases. Add expansion of COND_EXPR.
7445 2005-01-04 Ira Rosen <irar@il.ibm.com>
7447 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7448 INTEGER_CST instead of TREE_CONSTANT.
7449 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7450 instead of TREE_CONSTANT.
7451 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7452 instead of TREE_CONSTANT.
7454 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7456 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7458 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7461 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7462 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7464 2005-01-03 Richard Henderson <rth@redhat.com>
7466 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7467 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7468 fold_convert_const_real_from_real): Split out from ...
7469 (fold_convert_const): ... here.
7471 2005-01-03 Richard Henderson <rth@redhat.com>
7474 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7475 (mov<MMXMODEI>_internal): Likewise.
7476 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7477 Add V2SF case; use it for SSE1; don't use TI.
7478 (movdf_integer): Likewise.
7479 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7481 2005-01-03 Ira Rosen <irar@il.ibm.com>
7483 * tree-vectorizer.c (vect_strip_conversions): New function.
7484 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7485 check for binary class.
7487 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7491 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7493 * gimple-low.c (mark_blocks_with_used_vars): New function.
7494 (mark_blocks_with_used_subblocks): Ditto.
7495 (mark_used_blocks): Ditto.
7496 (pass_mark_used_blocks): New pass.
7497 * tree-inline.c: Include debug.h.
7498 (expand_call_inline): Call outlining_inline_function here.
7499 * tree-optimize.c (init_tree_optimization_passes): Add
7500 pass_mark_used_blocks.
7501 * tree-pass.h (pass_mark_used_blocks): New.
7502 * Makefile.in (tree-inline.o): Add debug.h dependency.
7504 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7506 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7507 VAR_DECLs to have weak_import attribute.
7509 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7512 2004-01-03 Steven Bosscher <stevenb@suse.de>
7514 * passes.c (rest_of_compilation): Don't run regmove if only
7515 flag_expensive_optimizations, require flag_regmove instead.
7517 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7519 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7521 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7522 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7523 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7524 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7526 2005-01-03 Richard Henderson <rth@redhat.com>
7528 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7529 (ia64_const_ok_for_letter_p): New.
7530 (ia64_const_double_ok_for_letter_p): New.
7531 (ia64_extra_constraint): New.
7532 (ia64_expand_vecint_compare): New.
7533 (ia64_expand_vcondu_v2si): New.
7534 (ia64_expand_vecint_cmov): New.
7535 (ia64_expand_vecint_minmax): New.
7536 (ia64_print_operand): Add 'v'.
7537 (ia64_preferred_reload_class): New.
7538 (ia64_vector_mode_supported_p): New.
7539 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7540 (PREFERRED_RELOAD_CLASS): Move to function.
7541 (CONST_OK_FOR_LETTER_P): Move to function.
7542 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7543 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7544 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7545 (EXTRA_CONSTRAINT): Move to function.
7546 * config/ia64/ia64.md: Include vect.md.
7547 (itanium_class): Add mmalua.
7549 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7551 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7552 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7554 (const_int_2bit_operand): New.
7555 (fr_reg_or_0_operand): New.
7556 * config/ia64/ia64-modes.def: Add vector modes.
7557 * config/ia64/ia64-protos.h: Update.
7558 * config/ia64/vect.md: New file.
7560 2005-01-03 Richard Henderson <rth@redhat.com>
7562 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7564 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7567 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7569 (log1pdf2): Change mode of operands[0,1] to DFmode.
7571 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7573 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7574 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7575 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7576 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7577 SPARC_RELAXED_ORDERING.
7579 2005-01-03 Richard Henderson <rth@redhat.com>
7580 Uros Bizjak <uros@kss-loka.si>
7583 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7584 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7585 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7587 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7588 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7589 const_pow2_1_to_128_operand): New predicates.
7591 2005-01-02 Greg McGary <greg@mcgary.org>
7593 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7595 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7596 object. [ptr_type]: Remove unused variable.
7597 Remember nearest addressable array-element or record-component
7598 when checking bitfield components. Tolerate empty BIND_EXPR.
7600 2005-01-01 Richard Henderson <rth@redhat.com>
7602 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7603 that don't narrow the value. Fail for other conversions.
7605 2005-01-01 Richard Henderson <rth@redhat.com>
7608 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7609 * c-lang.c (finish_file): Don't do it here.
7610 * objc/objc-act.c (objc_finish_file): Likewise.
7612 * cgraph.c (decl_assembler_name_equal): New.
7613 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7614 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7615 * cgraph.h (struct cgraph_varpool_node): Add next.
7616 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7617 * varasm.c (assemble_alias): Mark the target as needed.
7619 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7622 * function.c (get_arg_pointer_save_area): Use entry_of_function
7623 instead of get_insns.
7625 2005-01-01 Roger Sayle <roger@eyesopen.com>
7626 Andrew Pinski <pinskia@physics.uc.edu>
7627 James E. Wilson <wilson@specifixinc.com>
7629 PR rtl-optimization/12092
7630 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7633 2005-01-01 Roger Sayle <roger@eyesopen.com>
7634 Olivier Hainque <hainque@act-europe.fr>
7636 * tree.c (int_fits_type_p): A narrower type always fits in a
7637 wider one, except for negative values into unsigned types.
7639 2005-01-01 Roger Sayle <roger@eyesopen.com>
7641 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7642 with the original constant rather than require TREE_OVERFLOW.
7644 2005-01-01 Steven Bosscher <stevenb@suse.de>
7647 * c-decl.c (finish_function): If compiling C99, annotate the
7648 compiler generated return with the current file name and line 0.
7649 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7650 the source line is greater than 0.
7651 (remove_bb): Likewise.
7653 See ChangeLog.12 for earlier changes.