| blob | b701b67ae69ccf40d630d40dcd865ce6f018f4a6 |
1 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2 Paolo Bonzini <gcc.gnu.org>
4 * calls.c (setjmp_call_p, special_function_p): Update comments
5 at the head of the functions.
7 2005-03-18 Jan Hubicka <jh@suse.cz>
9 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
11 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
12 function body should be released; do not proactively release function
13 bodies in non-unit-at-a-time mode.
15 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
17 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
18 mno-fp-ret-in-387 multilib variants.
20 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
22 * common.opt (m): Remove.
23 * opts.c (handle_option): Pass 'm' options to set_target_switch if
24 table lookup fails.
25 (common_handle_option): Remove OPT_m case.
27 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
29 * builtins.c (fold_builtin_bitop): Take decomposed arguments
30 of CALL_EXPR.
31 (fold_builtin_1): Update a call to fold_builtin_bitop.
33 * builtins.c (fold_builtin_signbit): Take decomposed arguments
34 of CALL_EXPR.
35 (fold_builtin_1): Update a call to fold_builtin_signbit.
37 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
39 PR tree-optimization/20474
40 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
41 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
43 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
45 * config/h8300/h8300-protos.h: Remove prototypes for
46 general_operand_src, general_operand_dst, 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, bit_operator,
53 nshift_operator, eqne_operator, gtle_operator,
54 gtuleu_operator, iorxor_operator.
55 Add prototypes for h8sx_shift_type h8sx_classify_shift and
56 h8300_ldm_stm_parallel.
57 * config/h8300/h8300.c (h8sx_shift_type,): Move to
58 h8300-protos.h.
59 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
60 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
61 (h8300_ldm_stm_parallel): Make it extern.
62 (h8300_ldm_parallel, h8300_stm_parallel,
63 h8300_return_parallel, general_operand_src,
64 general_operand_dst, h8300_dst_operand, h8300_src_operand,
65 nibble_operand, reg_or_nibble_operand, single_one_operand,
66 single_zero_operand, call_insn_operand,
67 two_insn_adds_subs_operand, small_call_insn_operand,
68 jump_address_operand, bit_operand, bit_memory_operand,
69 stack_pointer_operand, const_int_gt_2_operand,
70 const_int_ge_8_operand, const_int_qi_operand,
71 const_int_hi_operand, incdec_operand, eqne_operator,
72 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
73 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
74 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
75 nshift_operator): Move to predicates.md.
76 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
77 * config/h8300/h8300.md: Include predicates.md.
78 * config/h8300/predicates.md: New.
80 2005-03-17 Richard Henderson <rth@redhat.com>
82 * config.gcc (ia64*-*-hpux*): Add extra_options.
83 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
84 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
85 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
86 (ia64_tls_size_string, ia64_tune_string): Remove.
87 (ia64_tune): Init to PROCESSOR_ITANIUM2.
88 (TARGET_DEFAULT_TARGET_FLAGS): New.
89 (TARGET_HANDLE_OPTION): New.
90 (ia64_override_options): Move options parsing ...
91 (ia64_handle_option): ... here. New.
92 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
93 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
94 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
95 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
96 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
97 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
98 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
99 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
100 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
101 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
102 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
103 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
104 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
105 TARGET_EARLY_STOP_BITS): Remove.
106 (TARGET_ILP32): Default false.
107 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
108 (enum ia64_inline_type): New.
109 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
110 * config/ia64/ia64.md: Update for new definitions of
111 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
112 * config/ia64/ia64.opt: New file.
113 * config/ia64/ilp32.opt: New file.
115 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
117 PR target/18380
118 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
120 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
122 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
123 instead of MASK_H8300S.
124 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
125 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
126 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
127 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
128 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
129 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
130 TARGET_SWITCHES): Remove.
131 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
132 TARGET_H8300SX.
133 * config/h8300/h8300.opt: New.
135 * config/alpha/alpha.opt, config/arc/arc.opt,
136 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
137 notices.
139 2005-03-17 Ian Lance Taylor <ian@airs.com>
141 * gmon.c: Remove.
143 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
145 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
146 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
147 (TARGET_HANDLE_OPTION): Override default.
148 (arc_handle_option): New function.
149 (arc_init): Remove code to set arch_cpu_string.
150 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
151 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
152 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
153 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
154 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
155 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
156 (arc_rodata_string, TARGET_OPTIONS): Delete.
157 * config/arc/arc.opt: New file.
159 2005-03-17 Richard Henderson <rth@redhat.com>
161 * doc/extend.texi (Weak Pragmas): New section.
162 (attribute alias): Clarify that target must be in the same
163 translation unit.
165 2005-03-17 Richard Henderson <rth@redhat.com>
167 * config/alpha/alpha.opt: New file.
168 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
169 of alpha_cpu.
170 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
171 alpha_fprm_string, alpha_fptm_string): Make static.
172 (alpha_tls_size_string): Remove.
173 (alpha_handle_option): New.
174 (override_options): Update for alpha_cpu/alpha_tune split.
175 (alpha_file_start): Likewise.
176 (TARGET_DEFAULT_TARGET_FLAGS): New.
177 (TARGET_HANDLE_OPTION): New.
178 * config/alpha/alpha.h (alpha_tune): Declare.
179 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
180 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
181 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
182 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
183 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
184 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
185 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
186 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
187 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
188 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
189 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
190 (TARGET_DEFAULT): Remove MASK_FP.
191 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
192 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
193 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
194 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
195 alpha_tls_size_string): Remove.
196 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
197 (attribute tune): Rename from attribute cpu.
198 * config/alpha/ev4.md: Update to match.
199 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
200 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
201 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
202 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
203 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
204 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
206 2005-03-16 James E. Wilson <wilson@specifixinc.com>
208 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
209 and return without creating new state if before_nops_num is nonzero.
210 * config/ia64/ia64.md (first_insn): New attribute.
211 (alloc): Set it to yes.
213 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
215 * tree-vectorizer.c (new_vec_stmt_info): Initialize
216 STMT_VINFO_SUBVARS to NULL.
217 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
219 2005-03-16 Dale Johannesen <dalej@apple.com>
221 * rtlanal.c (find_first_parameter_load): Rewrite to
222 return actual first param load or the call if none,
223 instead of first in block, when not all loads exist.
225 2005-03-16 Roger Sayle <roger@eyesopen.com>
227 * optabs.c (expand_copysign_absneg): Make static.
228 * optabs.h (expand_copysign_absneg): Delete prototype.
229 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
231 2005-03-16 Richard Henderson <rth@redhat.com>
233 PR middle-end/15700
234 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
235 (alias_pairs): Rename from output_defs.
236 (find_decl_and_mark_needed): Split out from assemble_alias.
237 (do_assemble_alias): New.
238 (assemble_output_def): Remove.
239 (finish_aliases_1, finish_aliases_2): New.
240 (process_pending_assemble_output_defs): Remove.
241 (assemble_alias): Defer aliases for which we don't yet have a
242 non-external decl for the target symbol.
243 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
244 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
245 * toplev.c (compile_file): Use finish_aliases_2 instead of
246 process_pending_assemble_output_defs.
247 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
248 (process_pending_assemble_output_defs): Remove.
250 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
252 Fix PR tree-optimization/20489
254 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
255 for empty structures.
257 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
259 Fix PR tree-optimization/20490
261 * tree-ssa-pre.c (create_expression_by_pieces): Use
262 force_gimple_operand on result of fold.
264 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
266 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
267 of closing parenthesis.
269 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
271 * builtins.c (expand_movstr): Update a call to
272 fold_builtin_strcpy.
273 (expand_builtin_strncpy): Update a call to
274 fold_builtin_strncpy.
275 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
276 arguments of CALL_EXPR.
277 (fold_builtin_1): Update calls to fold_builtin_strcpy and
278 fold_builtin_strncpy.
279 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
280 * tree.h: Update the prototypes of fold_builtin_strcpy and
281 fold_builtin_strncpy.
283 2005-03-16 Steven Bosscher <stevenb@suse.de>
284 Dorit Naishlos <dorit@il.ibm.com>
286 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
287 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
288 error.
290 2005-03-16 Steven Bosscher <stevenb@suse.de>
292 * tree-inline.c (walk_type_fields, walk_tree,
293 walk_tree_without_duplicates): Move from here...
294 * tree.c: ...to here.
296 2005-03-15 Zack Weinberg <zack@codesourcery.com>
298 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
299 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
300 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
301 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
302 (version): Define using $(BASEVER_c).
303 (Makefile, config.status, build/gcov-iov.o): No longer depends on
304 version.c.
305 (version.o): Depend on version files; add custom generation command.
306 (prefix.o): Define BASEVER on command line.
307 (s-iov): Depend on version files; adjust command.
308 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
309 Add gcc-vers.texi.
310 (gcc-vers.texi): New rule.
311 (doc/%.info, doc/%.dvi): Add -I . to command line.
312 (doc/gccinstall.dvi): Likewise.
313 (PACKAGE): Delete. All uses replaced with "gcc".
314 * aclocal.m4: Do not include gcc-version.m4.
315 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
316 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
317 Set is_release based on contents of DEV-PHASE.
318 Set gcc_version based on contents of BASE-VER.
319 Define WIN32_REGISTRY_KEY only if the user overrode the default.
320 * config.in, configure: Regenerate.
321 * gccbug.in: Determine version of GCC in use at runtime.
322 * gcov-iov.c: Get version number and development phase from
323 command line, not by including version.c.
324 * intl.c: Replace all uses of PACKAGE with "gcc".
325 * libada-mk.in: Delete unused "gcc_version" variable.
326 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
327 * version.c: (VERSUFFIX): New hook for redistributors; adjust
328 commentary to match.
329 (version_string): Put together from pieces.
330 * config/alpha/x-vms: Do not use $(gcc_version).
331 * config/i386/t-nwld: Likewise.
332 * doc/include/gcc-common.texi: Include gcc-vers.texi for
333 version-GCC and DEVELOPMENT.
335 2005-03-15 Roger Sayle <roger@eyesopen.com>
337 PR tree-optimization/17454
338 * tree.c (tree_size): Add case for TREE_BINFO.
339 * fold-const.c (fold_checksum_tree): Only clear the overloaded
340 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
342 2005-03-15 Roger Sayle <roger@eyesopen.com>
344 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
345 op1 whilst expanding the signed widenening multiply variant.
347 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
349 * toplev.c (display_target_options): Avoid unused variable warning if
350 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
351 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
352 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
353 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
354 (mips_isa_info): New variable.
355 (mips_parse_cpu): Remove the first argument and leave the caller
356 to report errors.
357 (TARGET_HANDLE_OPTION): Override default.
358 (mips_handle_option): New function. Move option validation code from...
359 (override_options): ...here. Update calls to mips_parse_cpu.
360 * config/mips/mips.h (mips_arch_string, mips_tune_string)
361 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
362 (SUBTARGET_TARGET_OPTIONS): Delete.
363 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
364 (mno-flush-func, mtune=): New options.
366 2005-03-15 Roger Sayle <roger@eyesopen.com>
367 Richard Henderson <rth@redhat.com>
369 * real.c (c4x_single_format, c4x_extended_format): Provide values
370 for signbit_ro for c4x's single and extended floating point formats.
371 * optabs.c (expand_copysign): Use the floating point format's
372 signbit_ro for expanding via expand_copysign_absneg, and it's
373 signbit_rw field for expanding via expand_copysign_bit.
375 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
377 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
378 known_alignment_for_access_p.
379 (known_alignment_for_access_p): New.
380 (do_peeling_for_alignment): Field made int instead of bool and renamed
381 to peeling_for_alignment.
382 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
383 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
384 functionality used to be in vect_analyze_operations.
385 (vect_analyze_operations): Code to determine vectorization factor was
386 moved to vect_determine_vectorization_factor.
387 (vect_enhance_data_refs_alignment): Update to correct alignment when it
388 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
389 factor.
390 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
391 be part of vect_analyze_operations).
392 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
393 creating the guard condition, as the number of iterations may be
394 constant.
395 (slpeel_tree_peel_loop_to_edge): Use new name of
396 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
397 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
398 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
399 (vect_do_peeling_for_alignment): Use fold.
400 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
402 (vect_update_inits_of_dr): Renamed to
403 vect_update_init_of_dr.
404 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
405 (vectorizable_store): Fix assertion to use == instead of =.
407 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
409 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
410 call_used_regs for wCG registers.
412 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
414 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
415 for non-offsettable memory references to cope with outstanding reload
416 replacements, take 2.
418 2005-03-15 Uros Bizjak <uros@kss-loka.si>
420 PR target/18668
421 * config/i386/i386.h (x86_fisttp): New.
422 (TARGET_FISTTP): New macro.
423 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
424 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
425 instruction when fisttp flag is set.
426 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
428 * config/i386/i386.md (type attribute): Add fisttp.
429 (unit attribute): Set to i387 for fisttp type.
430 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
431 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
432 TARGET_FISTTP.
433 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
434 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
435 macros.
436 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
437 patterns for TARGET_FISTTP. Enable patterns for
438 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
439 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
440 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
441 implement fisttp x87 insn.
442 (fix_trunc*_i387_fisttp splitters): New patterns.
443 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
444 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
445 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
446 clobber.
447 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
448 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
449 Implement using mode macros. Disable patterns for TARGET_FISTTP.
450 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
451 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
452 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
453 Disable patterns for TARGET_FISTTP.
454 (fix_trunc*_i387 splitters): Implement usign mode macros.
455 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
456 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
457 (fix_trunx*_sse peephole2s): Implement using mode macros.
459 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
461 PR rtl-optimization/20291
462 * combine.c (try_combine): If splitting fails, re-try with
463 original combined pattern, i.e. before clobber stripping.
465 2005-03-14 Eric Christopher <echristo@redhat.com>
467 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
468 STACK_GROWS_DOWNWARD.
470 2005-03-14 Roger Sayle <roger@eyesopen.com>
472 * real.h (struct real_format): Split the signbit field into two
473 two fields, signbit_ro and signbit_rw.
474 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
475 mips_double_format, ieee_extended_motorola_format,
476 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
477 ieee_extended_intel_128_format, ibm_extended_format,
478 mips_extended_format, ieee_quad_format, mips_quad_format,
479 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
480 i370_double_format, c4x_single_format, c4x_extended_format,
481 real_internal_format): Update initializers for new field.
482 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
483 real_format structure.
484 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
485 field of the real_format structure.
487 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
489 Fix PR tree-optimization/20458
491 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
492 DECL_EXTERNAL on STRUCT_FIELD tags.
493 (clear_call_clobbered): Ditto.
494 * tree-ssa-operands.c (note_addressable): Make sure the original
495 variable doesn't slip into the addressable list if we have
496 subvars.
497 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
498 tags too.
500 2005-03-14 Geoffrey Keating <geoffk@apple.com>
502 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
503 (-fwide-exec-charset): Likewise.
504 (-finput-charset): Likewise.
505 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
506 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
507 * c.opt (Wnormalized): New.
509 2005-03-14 Devang Patel <dpatel@apple.com>
511 * doc/invoke.texi: Add reference to Visibility document.
513 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
515 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
516 MASK_SPLIT_ADDRESSES.
517 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
518 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
519 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
520 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
521 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
522 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
523 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
524 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
525 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
526 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
527 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
528 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
529 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
530 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
531 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
532 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
533 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
534 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
535 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
536 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
537 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
538 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
539 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
540 (TARGET_EXPLICIT_RELOCS): Delete.
541 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
542 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
543 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
544 (override_options): Set MASK_LONG64 if -mint64 is given and no
545 -mlongXX option is. Complain about -mint64 -mlong32.
546 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
547 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
548 * config/mips/mips.opt: New file.
550 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
552 * config.gcc (extra_options): New variable for listing option files.
553 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
554 * configure.ac (extra_opt_files): New AC_SUBST variable.
555 (tm_file_list, tm_include_list): Include options.h first.
556 * configure: Regenerate.
557 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
558 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
559 (s-options-h): New rule.
560 (options.h): Depend on it.
561 (TEXI_GCCINT_FILES): Add options.texi.
562 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
563 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
564 * target.h (gcc_target): Add default_target_flags and handle_option.
565 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
566 (TARGET_HANDLE_OPTION): New macros.
567 (TARGET_INITIALIZER): Include them.
568 * opt-functions.awk (opt_args, nth_arg): New functions.
569 (switch_flags): Handle the "Target" flag.
570 (var_args): Delete.
571 (var_name): Use opt_args and nth_arg.
572 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
573 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
574 macros for the "Mask" and "InverseMask" options.
575 * opts.h (cl_var_cond): New enum.
576 (cl_option): Replace the "has_set_value" and "set_value" fields with
577 "var_cond" and "var_value".
578 (CL_TARGET): New macro.
579 (option_enabled, print_filtered_help): Declare.
580 (decode_options): Move definition.
581 * opts.c (handle_option): Search for the original option before
582 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
583 var_cond and var_value fields. Use targetm.handle_option to handle
584 target options.
585 (decode_options): Set target_flags to targetm.default_target_flags.
586 (print_filtered_help): Make global. Handle CL_TARGET.
587 (option_enabled): New function.
588 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
589 (display_target_options, set_target_switch, print_switch_values)
590 (default_pch_valid_p): Guard uses of target_switches with
591 #ifdef TARGET_SWITCHES. Also...
592 (display_target_options): Display the CL_TARGET entries in cl_options.
593 (set_target_option): Don't complain about the "" option when
594 TARGET_SWITCHES is undefined.
595 (print_switch_values): Use option_enabled.
596 (default_pch_valid_p): Check cl_options[] when looking for something
597 that has changed the value of target_flags.
598 * c.opt: Remove documentation from top of file.
599 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
600 * doc/sourecebuild.texi: Refer to the new options documentation
601 instead of c.opt. Document machine-specific .opt files.
602 * doc/tm.texi (target_flags): Say that this variable is declared
603 by options.h.
604 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
605 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
606 an alternative.
607 * doc/options.texi: New file.
609 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
611 PR middle-end/18628
612 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
613 register.
615 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
617 PR c++/20280
618 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
619 temporary variable of pointer type if an lvalues is required.
620 (gimplify_modify_expr_rhs): Request an rvalue from it.
621 (gimplify_expr): Pass fallback on.
623 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
625 * cfgbuild.c: Update comments.
627 2005-03-14 Roger Sayle <roger@eyesopen.com>
629 PR rtl-optimization/17236
630 * optabs.c (expand_doubleword_mult): New helper function split out
631 from expand_binop. Permute the order in which instructions are
632 emitted to minimize the number of simultaneously live registers.
633 (expand_binop): Call expand_doubleword_mult to synthesize a double
634 word multiplication.
636 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
638 * basic-block.h: Update the prototypes of cached_make_edge and
639 rtl_make_eh_edge.
640 * cfg.c (cached_make_edge): Take edge_cache representing one
641 row of the adjacency matrix of edges.
642 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
643 (make_edges): Initialize edge_cache to represent one row of
644 the adjacency matrix of edges.
646 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
648 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
649 New functions.
650 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
651 Remove unused removed_phis variable.
652 (conditional_replacement): Use build1/build2.
653 (abs_replacement): Use last_and_only_stmt and build1/build2.
655 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
657 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
658 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
659 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
660 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
661 * c-common.c (handle_novops_attribute): New function.
662 (c_common_attribute_table): Add "no vops" entry.
663 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
664 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
665 * tree-ssa-operands.c (get_call_expr_operands): Do not
666 create virtual operands for calls with ECF_NOVOPS flag.
667 * tree.h (DECL_IS_NOVOPS): New macro.
668 (struct tree_decl): Add novops_flag.
669 (ECF_NOVOPS): New constant.
671 2005-03-14 Uros Bizjak <uros@kss-loka.si>
673 PR target/17688
674 * config/i386/i386.c (x86_use_himode_fiop): New.
675 (x86_use_simode_fiop): Rename from x86_use_fiop.
676 * config/i386/i386.h (x86_use_himode_fiop): Declare.
677 (TARGET_USE_HIMODE_FIOP): New.
678 (x86_use_simode_fiop): Rename from x86_use_fiop.
679 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
681 * config/i386/i386.md (X87MODEI12): New mode macro define.
682 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
683 to implement x87 FP compare with HImode input operands.
684 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
685 Use X87MODEI12 mode macro to handle HImode input operands.
686 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
687 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
688 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
689 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
690 macro to implement x87 operators with HImode input operands.
691 (fop splitters): Use X87MODEI12 mode macro to handle HImode
692 input operands.
694 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
696 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
697 integer_zerop.
698 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
699 constants invariant.
701 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
703 * basic-block.h (BB_VISITED): Removed.
704 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
706 2005-03-14 Falk Hueffner <falk@debian.org>
708 PR bootstrap/20424
709 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
711 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
713 * ggc-zone.c: Fix comment typos.
715 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
716 stringpool.c, config/mips/mips-protos.h: Update copyright.
718 2005-03-14 Alan Modra <amodra@bigpond.net.au>
720 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
721 throughout with its typedef, "rtx".
722 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
723 (rs6000_tls_symbol_ref_1): Remove inline keyword.
724 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
725 regs in comment to match code.
727 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
729 * except.c (check_handled): Make it static.
730 * except.h: Remove the corresponding prototype.
732 * function.c (get_func_frame_size): Make it static.
733 * function.h: Remove the corresponding type.
735 * regclass.c (reg_class_superclasses, reg_class_subclasses):
736 Make them static.
737 * hard-reg-set.h: Remove the corresponding declarations.
739 * tree-cfg.c (verify_stmts): Check that
740 bb_for_stmt (stmt) == bb for every PHI node and statement.
742 2005-03-14 Alan Modra <amodra@bigpond.net.au>
744 * config.gcc: Remove excess indentation.
745 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
747 2005-03-13 Roger Sayle <roger@eyesopen.com>
749 PR middle-end/19331
750 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
751 * fold-const.c (fold_sign_changed_comparison): Likewise.
752 (fold_binary): Optimize comparisons against widened operands if
753 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
755 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
757 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
758 (sparc_override_options): Initialize it.
759 (sparc_struct_value_rtx): Set it on the MEM to be returned.
761 2005-03-13 David Edelsohn <edelsohn@gnu.org>
763 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
764 (reg_or_none500mem_operand): New predicate.
765 (zero_reg_mem_operand): New predicate.
766 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
767 to reg_or_none500mem_operand.
768 (extendsfdf2_fpr): Add MEM alternative.
769 (extenddftf2_internal): Change operand2 predicate to
770 zero_reg_mem_operand.
772 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
774 * ggc-zone.c: Rewritten.
776 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
777 if there are none.
778 * configure.ac: Define GGC_ZONE for --with-gc=zone.
779 * config.in: Regenerated.
780 * configure: Regenerated.
781 * gengtype.c (write_types_process_field, write_func_for_structure):
782 Pass new argument to gt_pch_note_object.
783 * ggc-common.c (struct ptr_data): Add TYPE.
784 (gt_pch_note_object): Take TYPE argument and save it.
785 (call_count): Update call to ggc_pch_count_object.
786 (call_alloc): Update call to ggc_pch_alloc_object.
787 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
788 file.
789 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
790 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
791 (ggc_alloc_zone_stat): Delete.
792 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
793 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
794 (ggc_pch_alloc_object): Update prototypes.
795 (garbage_zone): Delete.
796 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
797 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
798 pointers.
799 (tree_id_zone): New variable.
800 (ggc_alloc_cleared_zone): Remove unused.
801 (ggc_alloc_zone): Define.
802 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
803 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
804 ggc_alloc_zone_stat.
805 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
806 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
807 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
808 (make_node_stat): Likewise. Use tree_id_zone.
810 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
811 Joseph S. Myers <joseph@codesourcery.com>
813 * configure.ac: Check for MIPS TLS.
814 * configure: Regenerated.
815 * config/mips/mips-protos.h (enum mips_symbol_type): Add
816 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
817 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
818 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
819 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
820 (mips_classify_symbol, mips_symbolic_constant_p)
821 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
822 (mips_tls_operand_p, mips_call_tls_get_addr)
823 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
824 (mips_tls_symbol_ref_1): New functions.
825 (mips_legitimize_address, mips_legitimize_const_move): Call
826 mips_legitimize_tls_address.
827 (override_options): Handle V1_REG and TLS symbols. Disable TLS
828 for MIPS16.
829 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
830 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
831 (mips_char_to_class): Document V1_REG.
832 (HAVE_AS_TLS): Provide default.
833 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
834 constants.
835 (load_got<mode>): Renamed from *load_got<mode>. Allow when
836 !TARGET_ABICALLS.
837 (tls_get_tp_<mode>): New instruction.
839 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
841 * configure.ac: Update checks for target tools.
842 * configure: Regenerated.
844 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
846 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
848 2005-03-13 Roger Sayle <roger@eyesopen.com>
850 * expmed.c (expand_mult): Use synthetic multiplication sequences for
851 more classes of DImode multiplication by constant. Allow both
852 multiplication by small negative constants (by performing a
853 multiplication by a positive constant and negating the result) and
854 multiplications by large powers of two, by using a left shift.
856 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
858 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
859 of basic blocks into work_stack.
861 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
862 config/mips/vr.h: Update copyright.
864 * c-decl.c (c_init_decl_processing): Remove useless calls to
865 build_function_type.
867 * builtins.c (fold_trunc_transparent_mathfn,
868 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
869 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
870 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
871 fold_builtin_strcpy, fold_builtin_strncpy,
872 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
873 TREE_TYPE (exp).
875 * builtins.c (expand_builtin_mathfn_3): Remove local variable
876 before_call.
878 * lambda-code.c (lambda_compute_auxillary_space): Remove local
879 variable determinant.
881 * tree-cfg.c (group_case_labels): Remove local variable type.
883 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
884 variable ann.
886 * tree-ssa-phiopt.c (value_replacement): Remove local variable
887 result.
889 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
891 PR target/18251
892 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
893 (*movmemqi_insn): Delete.
894 (*movmemhi): Delete.
896 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
898 * builtins.c (fold_builtin_classify): Take decomposed
899 arguments of CALL_EXPR.
900 (fold_builtin_1): Update a call to fold_builtin_classify.
902 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
904 PR c/20402
905 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
906 through into call to parser_xref_tag after parse error.
907 (c_parser_struct_declaration): Consistently return NULL_TREE on
908 error.
910 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
912 * tree-flow-inline.h (ref_contains_array_ref): New function.
913 (lookup_subvars_for_var): Ditto.
914 (get_subvars_for_var): Ditto.
915 (var_can_have_subvars): Ditto.
917 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
918 (struct subvar): New type.
920 * tree-dfa.c (okay_component_ref_for_subvars): New function.
922 * tree-optimize.c (init_tree_optimization_passes): Call
923 pass_create_structure_vars.
925 * tree-ssa-alias.c: Include vec.h.
926 (init_alias_info): Don't auto-clear call clobbered on struct-field
927 tags.
928 (compute_flow_insensitive_aliasing): Handle subvars.
929 (group_aliases): Handle STRUCT_FIELD aliases.
930 (setup_pointers_and_addressables): Ditto.
931 Don't mark variables non-addressable if they still have
932 addressable subvars.
933 Also mark subvars addressable when the real variable is marked
934 addressable.
935 (add_pointed_to_var): Try to prune the pointed-to set by only
936 pointing to subvars when possible.
937 Otherwise, make sure we set addresses_needed and pt_vars to
938 properly include subvars.
939 (bitpos_of_field): New function.
940 (push_fields_onto_fieldstack): Ditto.
941 (get_or_create_used_part_for): Ditto.
942 (create_overlap_variables_for): Ditto.
943 (find_used_portions): Ditto.
944 (create_structure_vars): Ditto.
945 (pass_create_structure_vars): New structure.
947 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
948 (get_expr_operands): Handle subvars. Also try to turn
949 COMPONENT_REF accesses into must-defs now that we can accurately
950 portray it.
951 (note_addressable): Try to only mark as addressable those subvars
952 we know a COMPONENT_REF touches.
953 (overlap_subvar): New function.
955 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
956 Handle subvar storing.
957 (vect_address_analysis): Update caller of vect_object_analysis.
959 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
961 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
962 (STMT_VINFO_SUBVARS): New macro.
964 * common.opts: add flag_tree_salias.
966 * opts.c (decode_options): flag_tree_salias defaults to on.
968 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
970 * doc/tree-ssa.texi: Document structural alias analysis.
972 2005-03-12 Steven Bosscher <stevenb@suse.de>
974 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
975 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
976 * tree-ssa-operands.c (get_expr_operands): Likewise.
977 (get_expr_operands): Likewise for ERROR_MARK.
979 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
981 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
982 var.
984 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
985 removed_phis.
987 * tree-ssa-pre.c (compute_avail): Remove local variable val.
988 (mark_operand_necessary): Remove local variable ver.
990 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
991 variable prefix_len.
993 * value-prof.c (mod_subtract_transform): Remove local variable
994 value.
996 * builtins.c (fold_builtin_exponent): Take decomposed
997 arguments of CALL_EXPR.
998 (fold_builtin_1): Update a call to fold_builtin_exponent.
1000 * builtins.c (fold_builtin_logarithm): Take decomposed
1001 arguments of CALL_EXPR.
1002 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1004 * c-decl.c (c_init_decl_processing): Remove local variables
1005 ptr_ftype_void and ptr_ftype_ptr.
1007 * gimplify.c (gimplify_expr): Remove local variables r0 and
1008 r1.
1010 * reg-stack.c (move_for_stack_reg): Remove local variable
1011 push_insn.
1012 (compare_for_stack_reg): Remove local variable flags_user.
1013 (convert_regs_1): Remove local variable deleted.
1015 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1016 variable new_cond.
1017 (combine_blocks): Remove local variables exits and new_e.
1019 * tree-inline.c (expand_call_inline): Remove local variable
1020 decl.
1022 * tree-ssa-live.c (create_ssa_var_map,
1023 calculate_live_on_entry): Remove local variable snn.
1025 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1027 * c-lex.c (c_lex_with_flags): Add parameter to call to
1028 cpp_spell_token.
1030 2005-03-11 Per Bothner <per@bothner.com>
1032 * c-tree.h (struct c_declarator): New id_loc field.
1033 * c-pragma.h (c_lex_with_flags): Take position reference.
1034 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1035 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1036 (c_lex): Pass dummy location to c_lex_with_flags.
1037 * c-parser.c (c_lex_one_token): Set c_token's location using
1038 c_lex_with_flags, instead of input_location, which might be "ahead".
1039 (c_parser_direct_declarator): Set declarator's id_loc from
1040 c_token's id_loc.
1041 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1042 declarator's id_loc, rather than probably-imprecise input_location.
1043 (build_id_declarator): Initialize c_declarator's id_loc field.
1045 2005-03-11 Roger Sayle <roger@eyesopen.com>
1047 PR middle-end/20419
1048 * builtins.c (expand_builtin_signbit): Force the signbit's word
1049 into an integer register to avoid SUBREGs of floating point modes.
1051 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1053 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1054 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1055 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1056 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1058 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1060 PR rtl-optimization/20306
1061 * expr.c (emit_move_complex): Set try_int false if mode is
1062 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1063 emit_block_move if try_int is true.
1065 2005-03-11 Richard Henderson <rth@redhat.com>
1067 PR target/20415
1068 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1069 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1070 to match.
1072 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1074 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1075 (TARGET_FIX_VR4130): New macro.
1076 (TARGET_OPTIONS): Add -mfix-vr4130.
1077 (ISA_HAS_MACCHI): New macro.
1078 (ASM_SPEC): Add -mfix-vr4130.
1079 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1080 (override_options): Handle mips_fix_vr4130_string.
1081 (mips_avoid_hazards): Clear all_noreorder_p
1082 if we're working around VR4130 errata and the macc alternatives
1083 are not available.
1084 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1085 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1086 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1087 (MULTILIB_DEFAULTS): Remove leading "march=".
1088 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1089 if no architecture option is given.
1090 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1091 VR4130 multilibs.
1092 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1093 * doc/invoke.texi: Document -mfix-vr4130.
1095 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1097 * config/mips/mips.c (override_options): Only warn about -mint64
1098 deprecation if TARGET_INT64.
1100 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1102 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1103 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1104 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1105 are non-specific regarding the nonnull parameter positions.
1106 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1107 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1108 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1109 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1111 * builtins.def: Use the non-specific "nonnull" attibute lists.
1113 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1115 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1116 single_pred_edge, single_succ, single_pred): Improve comments.
1118 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1120 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1121 single_pred_edge, single_succ, single_pred): New inline functions.
1122 * bb-reorder.c (rotate_loop, find_traces_1_round,
1123 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1124 duplicate_computed_gotos): Use the single_succ/pred functions.
1125 * cfganal.c (forwarder_block_p): Ditto.
1126 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1127 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1128 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1129 merge_seq_blocks): Ditto.
1130 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1131 * cfglayout.c (fixup_reorder_chain): Ditto.
1132 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1133 canonicalize_loop_headers, verify_loop_structure): Ditto.
1134 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1135 mfb_update_loops, create_preheader, force_single_succ_latches,
1136 create_loop_notes): Ditto.
1137 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1138 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1139 commit_one_edge_insertion, purge_dead_edges,
1140 cfg_layout_can_merge_blocks_p): Ditto.
1141 * except.c (sjlj_emit_function_enter): Ditto.
1142 * flow.c (init_propagate_block_info): Ditto.
1143 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1144 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1145 insert_insn_end_bb): Ditto.
1146 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1147 find_if_case_2): Ditto.
1148 * lambda-code.c (perfect_nestify): Ditto.
1149 * lcm.c (optimize_mode_switching): Ditto.
1150 * loop-doloop.c (doloop_modify): Ditto.
1151 * loop-init.c (loop_optimizer_init): Ditto.
1152 * loop-iv.c (simplify_using_initial_values): Ditto.
1153 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1154 * loop-unswitch.c (unswitch_loop): Ditto.
1155 * modulo-sched.c (generate_prolog_epilog): Ditto.
1156 * predict.c (combine_predictions_for_insn, estimate_probability,
1157 tree_estimate_probability, last_basic_block_p,
1158 estimate_bb_frequencies): Ditto.
1159 * profile.c (branch_prob): Ditto.
1160 * regrename.c (copyprop_hardreg_forward): Ditto.
1161 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1162 * tracer.c (layout_superblocks): Ditto.
1163 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1164 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1165 cleanup_control_expr_graph, disband_implicit_edges,
1166 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1167 tree_verify_flow_info, tree_make_forwarder_block,
1168 tree_forwarder_block_p, remove_forwarder_block,
1169 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1170 * tree-if-conv.c (tree_if_conversion): Ditto.
1171 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1172 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1173 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1174 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1175 copy_loop_headers): Ditto.
1176 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1177 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1178 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1179 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1180 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1181 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1182 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1183 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1184 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1185 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1186 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1187 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1188 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1189 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1190 slpeel_add_loop_guard): Ditto.
1192 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1194 PR tree-optimization/15784
1195 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1196 and -1 - A to ~A.
1198 * stmt.c (expand_case): Don't change index_type. Convert minval
1199 to the proper type.
1201 PR tree-optimization/20130
1202 * fold-const.c (fold): Fold x * -1 into -x.
1204 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1206 PR rtl-optimization/20331
1207 * rtlanal.c (modified_between_p): Check its address first for MEM.
1208 (modified_in_p): Likewise.
1210 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1212 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1214 2005-03-10 Steven Bosscher <stevenb@suse.de>
1216 * expr.c (expand_expr_real_1): If possible, use a conditional
1217 move for expanding MIN_EXPR and MAX_EXPR.
1218 Use temp for moving around rtx-en.
1220 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1222 PR rtl-opt/20412
1223 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1224 correct mode.
1226 2005-03-10 Roger Sayle <roger@eyesopen.com>
1228 * builtins.c (expand_builtin_signbit): Extend to handle floating
1229 point modes wider than the largest integer type, using the
1230 operand_subword_force function to obtain the signbit's word.
1232 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1234 PR target/20322
1235 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1236 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1238 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1240 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1242 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1244 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1245 type void.
1246 (perform_edge_inserts): Unconditionally call
1247 free_dominator_info.
1249 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1251 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1253 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1255 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1257 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1259 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1260 gcc_unreachable.
1261 (rtl_register_value_prof_hooks,
1262 tree_value_profile_transformations,
1263 tree_register_value_prof_hooks): Likewise.
1264 * var-tracking.c (stack_adjust_offset_pre_post,
1265 variable_htab_free, variable_union, dataflow_set_different_2,
1266 count_uses, variable_was_changed, set_frame_base_location,
1267 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1268 vt_add_function_parameters): Likewise.
1269 * varasm.c (named_section_real, named_section, make_decl_rtl,
1270 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1271 const_hash_1, compare_constant, copy_constant, force_const_mem,
1272 output_constant_pool_2, output_constant_pool_1, output_constant,
1273 output_constructor, make_decl_one_only, decl_tls_model,
1274 default_no_named_section, default_elf_select_section_1,
1275 default_unique_section_1): Likewise.
1276 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1277 * vmsdbgout.c (addr_const_to_string): Likewise.
1279 PR c++/20375
1280 * function.c (struct assign_parm_data_one): Remove last_named
1281 field.
1282 (assign_parm_find_data_types): Don't determine last_named.
1283 Reorder named_parm determination.
1284 (assign_parms): Only setup varargs on the last non-varadic
1285 parameter.
1287 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1289 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1290 sda base address on medium model.
1292 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1294 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1295 * cfgloop.c (flow_loop_nodes_find): Export.
1296 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1297 Declare.
1298 * cfgloopmanip.c (fix_loop_structure): New function.
1299 * predict.c (predict_loops): Clean up the loops information.
1300 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1301 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1302 loop structure.
1303 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1304 (rewrite_into_loop_closed_ssa): Declaration changed.
1305 * tree-loop-linear.c (linear_transform_loops): Add argument to
1306 rewrite_into_loop_closed_ssa call.
1307 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1308 * tree-ssa-loop-im.c (move_computations): Ditto.
1309 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1310 * tree-vectorizer.c (vectorize_loops): Ditto.
1311 * tree-optimize.c: Include cfgloop.h.
1312 (execute_todo): Choose whether to call cleanup_tree_cfg or
1313 cleanup_tree_cfg_loop.
1314 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1315 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1316 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1317 cleanup_tree_cfg_loop call.
1318 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1319 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1320 work on part of cfg.
1322 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1324 PR inline-asm/20314
1325 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1326 with multiple alternatives.
1328 * stmt.c (parse_output_constraint): Fix a typo.
1330 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1332 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1333 assembly directive instead of deprecated "no-generics".
1335 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1337 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1338 for non-offsettable memory references to cope with outstanding reload
1339 replacements.
1340 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1341 avoid losing outstanding address reloads.
1342 ("reload_outdi", "reload_outdf"): Likewise.
1344 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1346 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1347 code. Add more cbrt transformations.
1349 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1351 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1353 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1355 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1356 NULL_TREE when a given tree is not simplified.
1357 (fold): Return the original tree when any of the functions
1358 mentioned above NULL_TREE.
1360 * fold-const.c (fold_unary, fold_binary): Take decomposed
1361 arguments, code, type, op0, and op1 in case of fold_binary.
1362 (fold): Update calls to fold_unary and fold_binary.
1364 2005-03-09 Roger Sayle <roger@eyesopen.com>
1366 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1367 a fndecl and an arglist instead of a CALL_EXPR, exp.
1369 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1371 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1373 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1375 * expr.c (expand_assignment): Remove orig_to_rtx.
1377 * fold-const.c (int_const_binop): Remove no_overflow.
1379 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1381 * loop-iv.c (get_biv_step_1): Remove lhs.
1383 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1385 * real.c (real_nan): Remove neg.
1387 * function.c (thread_prologue_and_epilogue_insns): Remove i
1388 and newinsn.
1390 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1391 tb.
1393 * tree-eh.c (tree_could_trap_p): Remove idx.
1395 * tree-into-ssa.c (ann): Remove ann.
1397 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1399 * tree-sra.c (decide_block_copy): Remove inst_count.
1401 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1403 * tree-ssa-loop-im.c (lhs): Remove.
1405 * cfgbuild.c (state, STATE, SET_STATE,
1406 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1407 make_edges.
1408 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1409 (find_basic_blocks): Set the state of each basic block to
1410 BLOCK_NEW.
1412 2005-03-08 Jeff Law <law@redhat.com>
1414 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1415 goto results in the removal of edges in the CFG, then we need
1416 to recompute dominators.
1418 2005-03-09 Ben Elliston <bje@au.ibm.com>
1420 * c-common.c (c_do_switch_warnings): Comment fix.
1422 2005-03-08 Julian Brown <julian@codesourcery.com>
1424 * Patch from 2005-03-08 reverted for causing regressions and
1425 ppc-darwin bootstrap failure.
1427 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1429 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1430 Define the real function for ppc-darwin.
1431 * c-typeck.c (convert_arguments): Check for target-specific
1432 invalid argument call to unprototyped function.
1433 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1434 New Macro.
1435 * target.h (invalid_arg_for_unprototyped_fn): New field
1436 in struct calls.
1437 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1438 default target hook.
1439 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1440 Declare.
1442 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1444 * c-typeck.c (constructor_stack, constructor_range_stack,
1445 initializer_stack): Make them static.
1447 * cfg.c (rbi_pool): Make it static.
1449 * gimple-low.c (lower_stmt_body): Make it static.
1450 * tree-flow.h: Remove the corresponding prototype. Don't
1451 declare lower_data.
1453 * sched-deps.c (cache_size): Make it static.
1455 * stor-layout.c (lang_adjust_rli): Make it static.
1457 2005-03-08 Julian Brown <julian@codesourcery.com>
1459 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1460 from being used for symbols with vague linkage when
1461 HAVE_GAS_COMDAT_GROUP is true.
1463 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1465 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1466 nlabel == JUMP_LABEL (jump).
1468 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1470 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1471 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1472 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1473 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1475 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1477 PR c/14411
1478 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1479 * c-common.c (handle_returns_twice): New function.
1480 (c_common_attribute_table): Declare eturns_twice' attribute.
1481 * doc/extend.texi: Document eturns_twice' attribute.
1482 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1483 (struct tree_decl): Add returns_twice_flag.
1485 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1487 * tree-ssa-phiopt.c: Fix a comment typo.
1489 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1490 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1491 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1492 copyright.
1494 2005-03-08 Richard Henderson <rth@redhat.com>
1496 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1497 builtin codes with ctzdi2, clzdi2, popcountdi2.
1498 (struct alpha_builtin_def): Add is_const.
1499 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1500 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1501 (alpha_init_builtins): Init them. Set nothrow and const attributes
1502 on builtins.
1503 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1504 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1505 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1506 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1507 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1508 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1509 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1510 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1511 (TARGET_FOLD_BUILTIN): New.
1512 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1513 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1514 (ffsdi2): Use ctz.
1515 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1517 2005-03-08 Ira Rosen <irar@il.ibm.com>
1519 PR tree-optimization/20122
1520 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1521 condition of access function instead of base.
1523 2005-03-07 Jeff Law <law@redhat.com>
1524 Steven Bosscher <stevenb@suse.de>
1526 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1527 (find_taken_edge): Call find_taken_edge_computed_goto as
1528 appropriate. Allow any gimple invariant rather than just
1529 INTEGER_CST for VAL.
1530 (cleanup_control_flow): Cleanup a computed goto which has turned
1531 into a simple goto.
1532 (tree_merge_blocks): If block B has any forced labels, move
1533 them to the start of block A.
1534 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1535 computed gotos as well.
1536 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1537 removal of unnecessary computed gotos too.
1538 (lookup_redirection_data): Fix type of INSERT argument. Callers
1539 updated.
1541 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1543 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1544 Remove trailing spaces.
1546 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1547 unshare_all_trees): Make them static.
1548 * tree-gimple.h: Remove the corresponding prototypes.
1550 * diagnostic.h: Remove unused prototype
1551 debug_output_buffer.
1552 * modulo-sched.c: Remove unused prototype
1553 set_row_column_for_ps.
1555 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1556 replace_phi_edge_with_variable): Remove unused variable i.
1558 2005-03-07 Per Bothner <per@bothner.com>
1560 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1562 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1564 PR tree-opt/17671
1565 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1566 bbs on the COND_EXPR instead of the PHI_NODEs.
1567 (candidate_bb_for_phi_optimization): Remove.
1568 (replace_phi_with_stmt): Rename to ...
1569 (replace_phi_edge_with_variable): this and change so that we
1570 replace the phi argument instead of removing the PHI.
1571 (conditional_replacement): Change so we deal with PHI with more
1572 than two arguments.
1573 (value_replacement): Likewise.
1574 (abs_replacement): Likewise.
1576 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1578 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1579 output_e500_flip_gt_bit.
1581 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1582 as bit 31.
1583 (rs6000_generate_compare): Fix logic to look at the correct bits.
1584 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1585 Look at GT bit.
1586 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1587 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1588 gen_move_from_CR_gt_bit.
1590 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1591 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1592 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1594 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1595 (E500_CR_IOR_COMPARE): New constant.
1597 2005-03-08 Earl Chew <earl_chew@agilent.com>
1598 David Billinghurst <David.Billinghurst@riotinto.com>
1600 * config/i386/host-cygwin.c: New file to support precompiled
1601 headers on cygwin
1602 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1603 * config.host: Use above files for cygwin host.
1605 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1607 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1608 ordering ops from earlier change.
1610 2005-03-07 Per Bothner <per@bothner.com>
1612 Various fixes to allow us to again build if --enable-mapped-location:
1613 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1614 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1615 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1616 local variable loc. Change logic appropriately.
1617 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1618 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1619 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1620 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1621 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1623 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1625 PR rtl-optimization/19683
1626 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1627 number of bytes, to smallest_int_for_mode. Fix arguments to
1628 REG_CANNOT_CHANGE_MODE_P.
1630 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1632 * reorg.c (relax_delay_slots): Check that the jump is
1633 conditional before trying to invert it.
1635 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1637 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1638 Make them static.
1640 * calls (stack_arg_under_construction): Make it static.
1642 * flow.c (regs_live_at_setjmp): Make it static.
1643 * flow.h: Remove the corresponding prototype.
1645 * reload1.c (reload_startobj, reload_firstobj,
1646 something_needs_operands_changed, reload_inherited,
1647 reload_inheritance_insn, reload_override_in,
1648 reload_spill_index): Make them static.
1650 * recog.c (verify_changes): Make it static.
1651 * recog.h: Remove the corresponding prototype.
1653 * cfgbuild.c (find_sub_basic_blocks): Remove.
1654 * basic-block.h: Remove the corresponding prototype.
1655 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1656 in comments.
1657 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1659 * tree-ssa-operands.c (check_build_stmt): Remove.
1661 * stor-layout.c (set_alignment): Remove.
1662 * tree.h: Remove the corresponding prototype.
1664 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1666 * tree-ssa-dce.c (control_dependence_map,
1667 visited_control_parents): Make them static.
1669 * cfghooks.c (verify_flow_info): Remove local variable
1670 num_bb_notes.
1672 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1673 last_bb_seen.
1675 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1677 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1679 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1681 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1683 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1684 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1685 PARALLEL for an empty structure.
1687 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1689 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1691 * fold-const.c (fold_binary): Unroll the very first "for"
1692 loop.
1694 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1696 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1697 redundant match_code test.
1698 (scc_comparison_operator): Swap match_operand and match_code
1699 tests.
1700 (branch_positive_comparison_operator): Same.
1701 (trap_comparison_operator): Use comparison_operator and swap with
1702 match_code test.
1704 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1706 PR target/20288
1707 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1708 (out_movhi_r_mr): Read low byte of volatile MEM first.
1709 (out_movhi_mr_r): Write high byte of volatile MEM first.
1711 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1713 * cselib.c (reg_values, reg_values_size): Make them static.
1715 * cse.c (cse_reg_info_table): Make it static.
1717 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1719 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1721 * cse.c (find_best_addr): Use canon_for_address.
1723 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1725 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1726 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1727 SUBREG and MEM, respectively.
1729 * fold-const.c (fold_binary): Use code instead of t.
1731 * fold-const.c (optimize_minmax_comparison): Take decomposed
1732 arguments code, type, op0, and op1 instead of t.
1733 (fold_binary): Update a call to optimize_minmax_comparison.
1735 * fold-const.c (fold_range_test): Take decomposed arguments
1736 code, type, op0, and op1 instead of t.
1737 (fold_binary): Update a call to fold_range_test.
1739 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1740 decomposed arguments code, type, op0, and op1 instead of t.
1741 (fold_binary): Update a call to fold_range_test.
1743 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1745 * fold-const.c (fold_binary): Avoid directly using the original
1746 expression t as much as possible.
1748 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1750 * c-semantics.c (build_stmt): Use TYPE_P instead of
1751 IS_NON_TYPE_CODE_CLASS.
1752 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1753 (NON_TYPE_CHECK): Use TYPE_P instead of
1754 IS_NON_TYPE_CODE_CLASS.
1756 * fold-const.c (fold): Remove handling of binary expressions.
1758 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1760 * doc/c-tree.texi: Wrap comments in @r{}.
1761 * doc/cpp.texi: Likewise.
1762 * doc/cppinternals.texi: Likewise.
1763 * doc/extend.texi: Likewise.
1764 * doc/md.texi: Likewise.
1765 * doc/objc.texi: Likewise.
1766 * doc/sourcebuild.texi: Likewise.
1767 * doc/tm.texi: Likewise.
1768 * doc/tree-ssa.texi
1770 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1772 * predict.c (apply_return_prediction): Standardize PHI chain
1773 walking.
1774 * tree-ssa.c (ssa_redirect_edge): Likewise.
1776 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1777 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1778 Update copyright.
1780 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1781 * tree-flow.h: Adjust the prototype for remove_phi_node.
1782 * lambda-code.c (perfect_nestify): Adjust a call to
1783 remove_phi_node.
1784 * tree-cfg.c
1785 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1786 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1787 Likewise.
1788 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1789 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1790 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1791 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1793 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1794 of GEN_INT (trunc_int_for_mode (...)).
1795 * loop-iv.c (iv_number_of_iterations): Likewise.
1796 * postreload.c (reload_cse_move2add): Likewise.
1797 * simplify-rtx.c (simplify_const_unary_operation,
1798 simplify_const_binary_operation): Likewise.
1799 * stor-layout.c (get_mode_bounds): Likewise.
1801 * fold-const.c (fold_binary): New.
1802 (fold): Call fold_binary on binary expressions.
1804 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1806 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1807 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1808 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1809 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1810 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1812 2005-03-04 Devang Patel <dpatel@apple.com>
1814 PR tree-optimization/18815
1815 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1816 loops with zero exit edges.
1818 2005-03-04 Devang Patel <dpatel@apple.com>
1820 * doc/invoke.texi: Remove reference to webpage that does not exist.
1822 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1823 Joseph S. Myers <joseph@codesourcery.com>
1825 PR c++/19797
1826 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1827 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1828 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1829 * pa.c (get_plabel): Change argument to symbol_ref. Call
1830 maybe_get_identifier instead of get_identifier.
1831 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1832 (struct deferred_plabel): Replace name field with symbol field.
1833 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1834 ASM_OUTPUT_EXTERNAL_REAL is defined.
1835 (output_global_address): Use output_addr_const for output of all
1836 symbol_refs.
1837 (output_deferred_plabels): Use symbol_ref instead of name for address
1838 output.
1839 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1840 ASM_OUTPUT_SYMBOL_REF): New macros.
1841 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1842 comment.
1843 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1844 label.
1846 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1848 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1849 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1851 2005-03-04 Jeff Law <law@redhat.com>
1853 * basic-block.h (rediscover_loops_after_threading): Declare.
1854 * tree-ssa-dom.c: Include cfgloop.h.
1855 (tree_ssa_dominator_optimize): Discover loops and some basic
1856 properties. Remove forwarder blocks recreated by loop header
1857 canonicalization. Also mark backedges in the CFG.
1858 * tree-ssa-threadupdate.c: Include cfgloop.h
1859 (rediscover_loops_after_threading): Define.
1860 (struct local_info): New field, JUMP_THREADED.
1861 (prune_undesirable_thread_requests): New function.
1862 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1863 then record that fact for the callers of redirct_edges.
1864 (thread_block): If BB has incoming backedges, then call
1865 prune_undesirable_thraed_requests. Note when we are
1866 going to have to rediscover loop information. Return a
1867 boolean indicating if any jumps were threaded.
1868 (thread_through_all_blocks): Bubble up boolean indicating
1869 if any jumps were threaded.
1870 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1871 (tree-ssa-threadupdate.o): Similarly.
1873 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1875 * fold-const.c (fold_ternary): Unroll the "for" loop to
1876 extract operands.
1878 2005-03-04 Andrew Haley <aph@redhat.com>
1880 * unwind-dw2-fde-glibc.c (struct
1881 unw_eh_callback_data.check_cache): New field.
1882 (frame_hdr_cache): New.
1883 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1884 Cache frame header info.
1886 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1888 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1889 (print_c_condition): Declare.
1890 * read-rtl.c (ptr_loc): New structure.
1891 (ptr_locs, ptr_loc_obstack, joined_conditions)
1892 (joined_conditions_obstack): New variables.
1893 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1894 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1895 (join_c_conditions, print_c_condition): New functions.
1896 (apply_macro_to_string): Associate the new string with the same
1897 source location as the old one.
1898 (add_condition_to_string): Use join_c_conditions.
1899 (read_string): Use set_rtx_ptr_loc to record a filename and line
1900 number for the string.
1901 (read_rtx): Initialize the new variables above.
1902 * genattrtab.c (write_test_expr, write_attr_value): Use
1903 print_c_condition.
1904 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1905 comment above the GCC_VERSION check.
1906 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1907 Inline the definition of MAYBE_EVAL.
1908 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1909 * genoutput.c (process_template): Likewise.
1910 * genpreds.c (write_predicate_subfunction): Likewise.
1911 (write_predicate_expr): Use print_c_condition.
1912 * genrecog.c (write_cond): Likewise.
1913 * gensupport.c (process_rtx): Use join_c_conditions to join the
1914 conditions of a define_insn_and_split. Record a source location
1915 for the string after the "&&".
1916 (alter_test_for_insn): Use join_c_conditions.
1918 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1920 Revert for now:
1921 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1922 PR tree-optimization/15784
1923 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1924 and -1 - A to ~A.
1926 2005-03-04 Ben Elliston <bje@au.ibm.com>
1928 * gcc.c (option_map): Add --coverage.
1929 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1930 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1931 * config/darwin.h: Pass -lgcov for `coverage'.
1932 * doc/invoke.texi (Debugging Options): Document --coverage.
1934 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1936 * gcse.c (bypass_block): Use find_edge wherever possible.
1938 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1940 Fix PR debug/20253
1942 * c-opts.c (c_common_parse_file): Call start_source_file
1943 and end_source_file at the approriate times.
1945 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1946 the main file, it will be done for us now.
1948 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1950 * fold-const.c (fold_ternary): New.
1951 (fold): Call fold_ternary on ternary expressions. Remove
1952 handling of ternary expressions.
1954 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1956 PR tree-optimization/15784
1957 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1958 and -1 - A to ~A.
1960 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1962 * config/rs6000/predicates.md (branch_comparison_operator):
1963 Convert from C block to conditional format.
1965 2005-03-03 Jan Hubicka <jh@suse.cz>
1967 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1968 and non-constant public variables.
1970 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1972 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1973 with LABEL_EXPR.
1975 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1976 EDGE_I.
1978 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1979 calls to release_ssa_name and release_phi_node.
1981 * fold-const.c (fold): Remove handling of unary expressions.
1983 * fold-const.c (fold_unary): Avoid directly using the original
1984 expression t as much as possible.
1986 2005-03-03 Roger Sayle <roger@eyesopen.com>
1987 Andrew Pinski <pinskia@physics.uc.edu>
1989 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1990 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1992 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1994 Describe special registers SRP and MOF as allocatable registers.
1995 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1996 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1997 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1998 TARGET_HAS_MUL_INSNS.
1999 (cris_print_operand) <case 'd'>: New case.
2000 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2001 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2002 define.
2003 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2004 (REG_ALLOC_ORDER): Update for MOF.
2005 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2006 SPECIAL_REGS.
2007 (GENERAL_REGS): No longer a define of ALL_REGS.
2008 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2009 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2010 Adjust accordingly.
2011 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2012 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2013 (SECONDARY_RELOAD_CLASS): Define.
2014 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2015 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2016 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2017 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2018 (REGISTER_MOVE_COST): Define.
2019 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2020 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2021 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2022 (CRIS_MOF_REGNUM): New define_constants.
2023 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2024 special registers.
2025 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2026 New patterns.
2027 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2028 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2029 Adjust for MOF being properly described as a register.
2030 (indir_to_reg_split): Name this split. Conditionalize on the
2031 destination register being a general register.
2032 (movei): Conditionalize on on operands 0 and 1 having the same
2033 register class.
2035 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2037 PR target/20277
2038 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2039 -mcpu to override any other explicitly given flags.
2041 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2043 * recog.c (verify_changes, confirm_change_group): New functions,
2044 broken out of apply_change_group.
2045 (apply_change_group): Use them.
2046 * recog.h (verify_change, confirm_change_group): Declare.
2047 * rtl.h (redirect_jump_2): Declare.
2048 * jump.c (redirect_exp, invert_exp): Delete.
2049 (invert_exp_1): Take second parameter. Return value. Changed caller.
2050 (redirect_jump_2): New function, broken out of redirect_jump.
2051 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2052 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2053 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2055 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2057 * varasm.c (named_section): Use xstrdup rather than doing it by
2058 hand.
2060 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2062 2005-03-02 Devang Patel <dpatel@apple.com>
2064 Undo PR tree-optimization/18815 fix.
2066 2005-03-02 Devang Patel <dpatel@apple.com>
2068 PR tree-optimization/18815
2069 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2070 loops with zero exit edges.
2072 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2074 * cfg.c (connect_src, connect_dest, disconnect_src,
2075 disconnct_dest): New.
2076 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2077 redirect_edge_pred): Use the new functions.
2079 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2080 free_dominance_info only when needed.
2082 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2084 PR target/20276
2085 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2086 (reg_or_sub_cint64_operand): Same.
2088 2005-03-02 Jeff Law <law@redhat.com>
2090 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2091 CFG_ALTERED in the main DOM iteration loop.
2093 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2095 PR c++/19916
2096 * varasm.c (initializer_constant_valid_p): Allow conversions
2097 between OFFSET_TYPEs. Tidy.
2099 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2101 * config/cris/cris.md ("return"): Remove epilogue delay list
2102 sanity check.
2104 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2106 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2107 for Thumb.
2108 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2110 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2112 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2113 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2114 config/m68k/m68k.c, config/mips/mips.h,
2115 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2116 doc/include/gcc-common.texi: Update copyright.
2118 PR middle-end/18029 and PR middle-end/18030
2119 * expr.c (optimize_bitfield_assignment_op): Add a special case
2120 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2122 * fold-const.c (fold_unary): New.
2123 (fold): Call fold_unary on unary expressions.
2125 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2127 * cgraph.h (struct cgraph_edge): Add prev_caller and
2128 prev_callee fields.
2129 (cgraph_node_remove_callees): Export.
2130 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2131 and prev_callee.
2132 (cgraph_edge_remove_callee): New function.
2133 (cgraph_edge_remove_caller): Likewise.
2134 (cgraph_remove_edge): Use.
2135 (cgraph_redirect_edge_callee): Likewise.
2136 (cgraph_node_remove_callees): New function.
2137 (cgraph_node_remove_callers): Likewise.
2138 (cgraph_remove_node): Use.
2139 * tree-optimize.c (tree_rest_of_compilation): Use
2140 cgraph_node_remove_callees instead of manual loop.
2141 * cgraphunit.c (cgraph_finalize_function): Likewise.
2142 (cgraph_expand_function): Likewise.
2143 (cgraph_remove_unreachable_nodes): Likewise.
2145 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2147 PR c/8927
2148 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2149 argument.
2150 * c-decl.c (undeclared_variable): Take location as argument.
2151 * c-typeck.c (build_external_ref): Likewise.
2152 * c-parser.c (c_parser_postfix_expression): Pass location of
2153 identifier to build_external_ref.
2155 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2157 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2158 CCEQ mode for branch_positive_comparison_operator test.
2159 * config/rs6000/predicates (branch_comparison_operator): Revert to
2160 define_predicate.
2161 (scc_comparison_operator): Same.
2162 (branch_positive_comparison_operator): Same.
2164 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2166 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2167 (cris_delay_slots_for_epilogue): Remove.
2168 (save_last): Move into cris_target_asm_function_epilogue.
2169 (cris_target_asm_function_epilogue): Remove tests for file being
2170 NULL.
2171 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2172 (cris_delay_slots_for_epilogue): Remove prototypes.
2173 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2174 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2176 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2178 * config/rs6000/predicates.md (branch_comparison_operator): Change
2179 to define_special_predicate.
2180 (scc_comparison_operator): Same.
2181 (branch_positive_comparison_operator): Same.
2183 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2185 * Makefile.in (tree-ssa-sink.o): New.
2186 (OBJS-common): Add tree-ssa-sink.o.
2187 * common.opt: Add -ftree-sink
2188 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2189 * timevar.def (TV_TREE_SINK): new timevar.
2190 * tree-flow.h (is_hidden_global_store): Prototype.
2191 * tree-optimize.c (init_tree_optimization_passes): Add
2192 pass_sink_code.
2193 * tree-pass.h (pass_sink_code): New.
2194 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2195 for non-obvious global store store to is_hidden_global_store, and
2196 call that new function.
2197 * tree-ssa-sink.c: New file.
2198 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2199 * doc/passes.texi: Document forward store motion.
2200 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2201 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2202 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2203 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2205 2005-03-01 Per Bothner <per@bothner.com>
2207 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2208 and we have a non-zero column-number, add it to the message.
2209 Also factor out the diagnostic_kind_text.
2211 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2213 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2214 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2215 flow_loop_scan): Removed.
2216 (flow_loop_dump): Do not dump removed fields.
2217 (flow_loop_free): Do not free removed fields.
2218 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2219 (loop_exit_edge_p): New function.
2220 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2221 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2222 num_exits, exits_doms.
2223 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2224 LOOP_EDGES, LOOP_ALL): Removed.
2225 (flow_loop_scan): Declaration removed.
2226 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2227 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2228 flow_loops_find.
2229 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2230 (if_convert): Call flow_loops_find and flow_loops_free
2231 when calling mark_loop_exit_edges.
2232 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2233 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2234 free_dominance_info calls.
2235 * loop-init.c (flow_loops_find): Ditto.
2236 * passes.c (rest_of_handle_branch_prob): Ditto.
2237 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2238 * loop-unroll.c (analyze_insns_in_loop): Do not use
2239 EDGE_LOOP_EXIT.
2240 * predict.c (predict_loops): Do not call flow_loop_scan.
2241 Use get_loop_exit_edges.
2242 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2243 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2244 Do not use EDGE_LOOP_EXIT.
2245 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2246 to bb_with_exit_edge_p.
2247 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2248 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2249 to bb_with_exit_edge_p.
2250 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2251 EDGE_LOOP_EXIT.
2252 * tree-loop-linear.c (linear_transform_loops): Do not call
2253 flow_loop_scan. Use loop->single_exit.
2254 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2255 (vect_analyze_loop_form): Do not call flow_loop_scan.
2256 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2257 loop->single_exit.
2258 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2259 loop->single_exit.
2260 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2261 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2262 slpeel_tree_duplicate_loop_to_edge_cfg,
2263 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2264 Use loop_preheader_edge and loop->single_exit. Do not call
2265 flow_loop_scan.
2267 2005-03-01 Nick Clifton <nickc@redhat.com>
2269 * config/arm/arm.c (thumb_find_work_register): Check all of the
2270 argument registers to see if they are free, and a couple of
2271 special cases where the last argument register but can be proved
2272 to be available during the function's prologue.
2273 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2274 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2275 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2276 register bit-mask.
2277 (thumb_compute_save_reg_mask): Likewise. Also use
2278 thumb_find_work_register() to ensure that there is agreement about
2279 which work register is going to be used in the prologue.
2280 (thumb_output_function_prologue): Use unsigned long as the type
2281 for the register bit-mask. Also delay pushing the link register if
2282 other high registers are going to be pushed.
2283 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2284 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2285 redundant prototypes.
2287 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2289 PR target/19819
2290 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2291 and after reload in REG+REG indexed addresses without REG_POINTER
2292 set in the base and not set in the index.
2294 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2296 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2297 Don't undefine here.
2298 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2299 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2300 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2301 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2302 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2303 Delete.
2304 * config.gcc (sh*-*-linux*): Use config/linux.h.
2306 2005-02-28 Dale Johannesen <dalej@apple.com>
2307 Stan Shebs <shebs@apple.com>
2309 Rewrite of 64-bit Darwin structure-by-value pass/return.
2310 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2311 intoffset, use_stack, named.
2312 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2313 (rs6000_darwin64_record_arg_advance_flush): New.
2314 (rs6000_darwin64_record_arg_advance_recurse): New.
2315 (rs6000_darwin64_record_arg_flush): New.
2316 (rs6000_darwin64_record_arg_recurse): New.
2317 (rs6000_darwin64_record_arg): New.
2318 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2319 (function_arg_boundary): Handle 128-bit aligned structs.
2320 (function_arg_advance): Rewrite darwin64 struct handling.
2321 (function_arg): Call rs6000_darwin64_record_arg.
2322 (function_arg_partial_nregs): Handle darwin64 structs.
2323 (rs6000_darwin64_function_value): Remove.
2324 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2326 2005-02-28 Roger Sayle <roger@eyesopen.com>
2328 PR tree-optimization/20216
2329 * tree-chrec.c (tree_fold_factorial): Delete.
2330 (tree_fold_binomial): Change argument list to take a return type
2331 and change the type of K to unsigned int. Rewrite to avoid explicit
2332 evaluation of factorials, and (recursively) calling fold to perform
2333 compile-time arithmetic. Return NULL on (internal) overflow.
2334 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2335 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2336 if any intermediate calculation overflows.
2337 (chrec_apply): Update call to chrec_evaluate.
2339 2005-02-28 James E Wilson <wilson@specifixinc.com>
2341 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2343 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2345 PR c/20245
2346 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2347 instead of NULL_TREE on error.
2349 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2351 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2352 (EASY_VECTOR_15_ADD_SELF): Remove.
2353 (num_insns_constant_wide): Not static.
2354 (validate_condition_mode): Not static.
2355 (toc_relative_expr_p): Not static.
2356 (legitimate_indirect_address_p): Not static.
2357 (macho_lo_sum_memory_operand): Not static.
2358 (invalid_e500_subreg): Not static.
2359 (easy_vector_same): Not static.
2360 (easy_vector_splat_const): Not static.
2361 (RS6000_SYMBOL_REF_TLS_P): Remove.
2362 (any_operand): Delete.
2363 (any_parallel_operand): Delete.
2364 (count_register_operand): Delete.
2365 (altivec_register_operand): Delete.
2366 (xer_operand): Delete.
2367 (s8bit_cint_operand): Delete.
2368 (short_cint_operand): Delete.
2369 (u_short_cint_operand): Delete.
2370 (non_short_cint_operand): Delete.
2371 (exact_log2_cint_operand): Delete.
2372 (gpc_reg_operand): Delete.
2373 (cc_reg_operand): Delete.
2374 (cc_reg_not_cr0_operand): Delete.
2375 (reg_or_short_operand): Delete.
2376 (reg_or_neg_short_operand): Delete.
2377 (reg_or_aligned_short_operand): Delete.
2378 (reg_or_u_short_operand): Delete.
2379 (reg_or_cint_operand): Delete.
2380 (reg_or_arith_cint_operand): Delete.
2381 (reg_or_add_cint64_operand): Delete.
2382 (reg_or_sub_cint64_operand): Delete.
2383 (reg_or_logical_cint_operand): Delete.
2384 (got_operand): Delete.
2385 (got_no_const_operand): Delete.
2386 (easy_fp_constant): Delete.
2387 (easy_vector_constant): Delete.
2388 (easy_vector_constant_add_self): Delete.
2389 (zero_constant): Delete.
2390 (zero_fp_constant): Delete.
2391 (volatile_mem_operand): Delete.
2392 (offsettable_mem_operand): Delete.
2393 (mem_or_easy_const_operand): Delete.
2394 (add_operand): Delete.
2395 (non_add_cint_operand): Delete.
2396 (logical_operand): Delete.
2397 (non_logical_cint_operand): Delete.
2398 (mask_operand): Delete.
2399 (mask_operand_wrap): Delete.
2400 (mask64_operand): Delete.
2401 (mask64_2_operand): Delete.
2402 (and64_operand): Delete.
2403 (and64_2_operand): Delete.
2404 (and_operand): Delete.
2405 (reg_or_mem_operand): Delete.
2406 (lwa_operand): Delete.
2407 (symbol_ref_operand): Delete.
2408 (call_operand): Delete.
2409 (current_file_function_operand): Delete.
2410 (input_operand): Delete.
2411 (rs6000_nonimmediate_operand): Delete.
2412 (rs6000_tls_symbol_ref): Delete.
2413 (save_world_operation): Delete.
2414 (restore_world_operation): Delete.
2415 (load_multiple_operation): Delete.
2416 (store_multiple_operation): Delete.
2417 (vrsave_operation): Delete.
2418 (mfcr_operation): Delete.
2419 (mtcrf_operation): Delete.
2420 (lmw_operation): Delete.
2421 (stmw_operation): Delete.
2422 (branch_comparison_operator): Delete.
2423 (branch_positive_comparison_operator): Delete.
2424 (scc_comparison_operator): Delete.
2425 (trap_comparison_operator): Delete.
2426 (boolean_operator): Delete.
2427 (boolean_or_operator): Delete.
2428 (min_max_operator): Delete.
2429 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2430 (EASY_VECTOR_15): Moved to here.
2431 (EASY_VECTOR_15_ADD_SELF): Move to here.
2432 (PREDICATE_CODES): Delete.
2433 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2434 Declare functions no longer static.
2435 * config/rs6000/predicates.md: New.
2436 * config/rs6000/rs6000.md: Include predicates.md
2438 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2440 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2441 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2442 REG_ALWAYS_RETURN.
2443 * cfgrtl.c (need_fake_edge_p): Likewise.
2444 * combine.c (distribute_notes): Likewise.
2445 * emit-rtl.c (try_split): Likewise.
2446 * recog.c (peephole2_opimize): Likewise.
2447 * reg-notes.def (ALWAYS_RETURN): Remove.
2448 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2449 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2450 * tree.h (ECF_ALWAYS_RETURN): Remove.
2452 2005-02-28 Roger Sayle <roger@eyesopen.com>
2454 PR middle-end/19874
2455 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2456 between different machine modes is never a "useless" conversion.
2458 2005-02-28 Geert Bosch <bosch@gnat.com>
2460 PR ada/15977
2461 * doc/contrib.texi: List contributors for Ada front end
2463 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2465 * simplify-rtx.c (simplify_unary_operation_1,
2466 simplify_const_unary_operation): New, extracted from...
2467 (simplify_unary_operation): ... this one.
2468 (simplify_binary_operation_1,
2469 simplify_const_binary_operation): New, extracted from...
2470 (simplify_binary_operation): ... this one.
2471 * rtl.h (simplify_const_unary_operation,
2472 simplify_const_binary_operation): Add prototypes.
2474 2005-02-28 Julian Brown <julian@codesourcery.com>
2476 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2477 building libjava and caused PR regression/20228.
2479 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2481 PR bootstrap/17383
2482 * Makefile.in (host_subdir): New.
2483 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2484 * configure: Regenerate.
2486 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2488 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2489 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2490 installation directory first.
2492 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2494 PR target/19065.
2495 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2496 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2497 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2498 * config/cris/cris.md: Tweak comments referring to Q.
2499 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2500 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2501 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2502 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2503 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2504 Insert spaces in constraints to align alternatives vertically for
2505 readability.
2506 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2507 operand 1: "M".
2509 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2511 PR rtl-optimization/17728
2512 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2513 operand 0 from general_operand to move_dest_operand.
2515 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2517 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2518 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2519 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2520 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2522 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2524 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2525 * configure: Regenerate.
2526 * libada-mk.in: Remove CC; rename
2527 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2529 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2531 PR tree-opt/20188
2532 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2533 for the lhs, also walk over the tree. Likewise for rhs.
2535 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2537 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2538 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2539 Do not propagate value of iv before increment over the increment.
2541 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2543 * c-parser.c: New file.
2544 * c-parse.in: Remove.
2545 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2546 Remove.
2547 (c-parser.o): Add dependencies.
2548 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2549 maintainer-clean, TAGS): Update.
2550 * c-config-lang.in (gtfiles): Update.
2551 * gengtype-lex.l: Don't handle "@@".
2552 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2553 objc_build_synchronized, objc_begin_try_stmt,
2554 objc_begin_catch_clause, objc_finish_catch_clause,
2555 objc_build_finally_clause, objc_finish_try_stmt): New.
2556 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2557 type_seen_p.
2558 (c_parse_init): Update comment.
2559 * c-decl.c (c_init_decl_processing): Update comment.
2560 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2561 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2562 new c_declspecs members.
2564 2005-02-25 Julian Brown <julian@codesourcery.com>
2566 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2567 from being used for symbols with vague linkage when
2568 HAVE_GAS_COMDAT_GROUP is true.
2570 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2572 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2574 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2576 PR target/19930
2577 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2578 (LIBGCC2_HAS_DF_MODE): New.
2579 (LIBGCC2_HAS_XF_MODE): New.
2580 (LIBGCC2_HAS_TF_MODE): New.
2581 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2582 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2583 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2584 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2585 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2586 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2587 and add _fixtfdi, _fixunstfdi, _floatditf
2588 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2589 L_fixunstfdi, L_floatditf.
2590 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2591 (LIBGCC2_HAS_TF_MODE): Define.
2593 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2595 PR tree-optimization/20204
2596 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2597 REWRITE_THIS_STMT markers on PHI nodes.
2598 (rewrite_initialize_block): Likewise.
2600 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2602 * version.c (version_string): Update to 4.1.
2604 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2606 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2607 Clarify that the alternative way doesn't work in GNU C++.
2609 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2611 PR tree-optimization/19937
2612 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2613 to the type of the induction variable.
2615 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2617 PR rtl-optimization/20117
2618 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2619 the block including noncopyable insn.
2621 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2623 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2624 calls to find_reg_note.
2626 2005-02-24 Richard Henderson <rth@redhat.com>
2628 PR tree-opt/20127
2629 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2630 the type.
2632 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2634 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2635 vector types if to use base reg for misaligned non-word ld/std.
2637 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2639 PR target/14619
2640 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2641 dwarf2 label manually and put it after, not before the prologue.
2643 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2645 PR target/19019
2646 * reload.c (operands_match_p): Only increment register number for
2647 SCALAR_INT_MODE_P modes in multiple hard registers.
2649 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2650 Fix formatting.
2652 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2654 * ChangeLog.5: Fix log message typo(s).
2655 * ChangeLog.7: Likewise.
2656 * ChangeLog.tree-ssa: Likewise.
2657 * cfgexpand.c: Fix comment typo(s).
2658 * conflict.c: Likewise.
2659 * defaults.h: Likewise.
2660 * dwarf2out.c: Likewise.
2661 * gcse.c: Likewise.
2662 * ggc-page.c: Likewise.
2663 * tree-eh.c: Likewise.
2664 * tree-ssa-dom.c: Likewise.
2666 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2668 PR target/19019
2669 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2670 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2671 if SHARED is defined.
2673 PR target/20196
2674 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2675 allow splitting only if operands 0 and 3 don't overlap.
2677 2005-02-24 Richard Henderson <rth@redhat.com>
2679 PR middle-end/19953
2680 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2681 (fold_builtin_1): Call them.
2682 * fold-const.c (fold_complex_mult_parts): Split out from ...
2683 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2684 (fold_complex_div_parts, fold_complex_div): New.
2685 (fold): Use them.
2686 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2688 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2690 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2691 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2693 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2694 (print_node): Likewise.
2695 Print TYPE_SIZES_GIMPLIFIED.
2697 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2699 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2700 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2701 operands as commutative in constraints.
2703 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2705 * tree-into-ssa.c: Re-organize internal functions.
2707 2005-02-24 Richard Henderson <rth@redhat.com>
2709 PR middle-end/18902
2710 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2711 for c99.
2712 * common.opt (fcx-limited-range): New.
2713 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2714 * toplev.c (flag_complex_method): Initialize to 1.
2715 (process_options): Set flag_complex_method to 0 if
2716 flag_cx_limited_range.
2717 * doc/invoke.texi (-fcx-limited-range): New.
2719 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2721 * cse.c (delete_trivially_dead_insns): Speed up by using
2722 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2723 prev_real_insn.
2725 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2727 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2728 functions when -mid-shared-library is being used.
2730 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2732 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2733 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2734 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2735 * system.h: Poison LINK_LIBGCC_SPECIAL.
2737 2005-02-23 James E Wilson <wilson@specifixinc.com>
2739 * gengtype.c (note_insn_name): Make 1 element larger.
2741 2005-02-23 Roger Sayle <roger@eyesopen.com>
2743 PR target/20018
2744 PR rtl-optimization/20097
2745 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2746 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2748 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2750 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2751 * t-aix52 (SHLIB_INSTALL): Same.
2753 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2755 * genpreds.c: Update copyright.
2757 2005-02-23 Michael Beach <michaelb@ieee.org>
2759 PR target/20159
2760 * config/sparc/t-elf (startup files): Assemble with CPP.
2762 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2764 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2765 (write_predicate_expr): Likewise.
2767 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2769 PR tree-optimization/20100
2770 PR tree-optimization/20115
2771 * tree-optimize.c (init_tree_optimization_passes): Remove
2772 pass_maybe_create_global_var.
2773 * tree-pass.h (pass_maybe_create_global_var): Remove.
2774 * tree-ssa-alias.c (aliases_computed_p): Declare.
2775 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2776 (count_calls_and_maybe_create_global_var): Remove.
2777 (pass_maybe_create_global_var): Remove.
2778 (init_alias_info): Do not declare aliases_computed_p.
2779 (maybe_create_global_var): If the function contains no
2780 call-clobbered variables and a mix of pure/const and regular
2781 function calls, create .GLOBAL_VAR.
2782 Mark all call-clobbered variables for renaming.
2783 (merge_pointed_to_info): Update comment.
2784 (add_pointed_to_var): Likewise.
2785 (is_escape_site): Likewise.
2786 Accept struct alias_info * instead of size_t *.
2787 Update all users.
2788 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2789 as necessary.
2790 * tree-ssa-operands.c (get_call_expr_operands): If
2791 ALIASES_COMPUTED_P is false, do not add call-clobbering
2792 operands.
2793 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2794 (delete_tree_ssa): Likewise.
2796 2005-02-22 James E Wilson <wilson@specifixinc.com>
2798 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2799 (do_compile): Do call it here.
2801 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2803 PR rtl-optimization/20017.
2804 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2805 rest_of_handle_cse2, rest_of_handle_gcse): Call
2806 delete_dead_jumptables immediately before calling cleanup_cfg.
2808 2005-02-22 Devang Patel <dpatel@apple.com>
2810 PR 19952
2811 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2812 all labels
2814 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2816 * config/rs6000/aix.h (WINT_TYPE): Define.
2818 2005-02-22 Stan Shebs <shebs@apple.com>
2820 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2821 natural alignment for 64-bit Darwin.
2822 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2823 on 64-bit Darwin.
2824 * doc/invoke.texi: Document this.
2826 2005-02-22 DJ Delorie <dj@redhat.com>
2828 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2829 to make_[un]signed_type, not the mode itself.
2831 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2833 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2834 not available. Use tail calls wherever possible.
2835 (make_edge): Call unchecked_make_edge to create an edge.
2837 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2838 (coalesce_ssa_name): Don't check for
2839 SSANORM_USE_COALESCE_LIST.
2840 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2842 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2844 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2845 (rewrite_into_ssa): ... here.
2847 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2849 PR tree-optimization/19786
2850 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2851 tag to another's may-alias bitmap when adding to the other's list.
2853 2005-02-21 DJ Delorie <dj@redhat.com>
2855 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2856 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2857 registers in unsupported ways.
2858 * expmed.c (init_expmed): Likewise.
2860 2005-02-21 Stan Cox <scox@redhat.com>
2862 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2864 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2866 * tree-cfg.c (fold_cond_expr_cond): New.
2867 (make_edges): Call fold_cond_expr_cond.
2868 (find_taken_edge): Accept nothing but INTEGER_CST.
2869 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2870 and 1.
2871 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2873 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2874 that do not belong to any basic block.
2876 2005-02-21 Jeff Law <law@redhat.com>
2878 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2879 e->dest.
2881 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2883 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2884 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2885 Adjust their definitions.
2886 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2887 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2889 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2890 genautomata.c, langhooks.c, langhooks.h, system.h,
2891 config/arm/lib1funcs.asm: Update copyright.
2893 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2895 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2897 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2899 PR bootstrap/13770
2900 * doc/install.texi: Document --with-gc.
2902 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2904 * simplify-rtx.c (simplify_unary_operation): Add a missing
2905 "break" statement.
2907 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2909 PR tree-optimization/18663
2910 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2911 if the type has variable bounds.
2913 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2915 * gcse.c: Remove an obsolete comment.
2917 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2919 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2921 * doc/extend.texi (Function Attributes) <Attribute const>: The
2922 attribute "pure" is below this text, not above.
2924 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2926 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2927 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2928 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2930 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2932 PR 18785
2933 * langhooks.h (struct lang_hooks): Add to_target_charset.
2934 * langhooks.c (lhd_to_target_charset): New function.
2935 * langhooks-def.h: Declare lhd_to_target_charset.
2936 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2937 (LANG_HOOKS_INITIALIZER): Update.
2938 * c-common.c (c_common_to_target_charset): New function.
2939 * c-common.h: Declare it.
2940 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2941 c_common_to_target_charset.
2943 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2944 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2945 Delete definitions.
2946 * system.h: Poison them.
2947 * doc/tm.texi: Don't discuss them.
2948 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2949 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2950 (pp_c_char): Do not attempt to generate letter escapes for
2951 newline, tab, etc.
2952 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2953 * config/mips/mips.c (mips_output_ascii): Likewise.
2955 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2957 PR tree-optimization/19951
2958 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2959 is abnormal.
2961 2005-02-19 Steven Bosscher <stevenb@suse.de>
2963 PR middle-end/19698
2964 * function.h (struct function): New field `max_loop_depth'.
2965 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2966 (flow_loops_find): Reset the max loop depth count before finding loops.
2967 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2968 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2969 (calculate_global_regs_live): Make sure the loop will terminate
2970 when the initial sets are not empty.
2972 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2974 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2975 object inside.
2976 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2978 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2980 PR other/19525
2981 * doc/invoke.texi: Remove documentation of %M spec.
2982 * gcc.c: Likewise.
2983 (init_spec): Remove %M suffix from -lgcc_s.
2984 (do_spec_1): Remove 'M' case.
2985 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2986 to put shared libraries in the multilib directory. Remove the
2987 shlib_so_soname substitution variable. Don't add a multilib encoding
2988 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2989 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2990 SHLIB_INSTALL as well as SHLIB_LINK.
2991 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2992 (SHLIB_NAME): Delete.
2993 (SHLIB_DIR): New macro.
2994 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2995 (SHLIB_INSTALL): Adjust accordingly.
2996 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2997 * config/t-slibgcc-sld: Likewise.
2998 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2999 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3000 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3001 in $(SHLIB_DIR).
3002 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3003 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3004 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3005 Use @shlib_base_name@ instead of @shlib_so_name@.
3006 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3007 and @shlib_base_name@.so in @multilib_dir@.
3008 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3009 to the install path.
3010 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3011 (SHLIB_LINK): Remove previous workaround.
3012 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3013 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3014 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3015 the install path.
3016 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3017 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3018 (SHLIB_INSTALL): Adjust accordingly.
3019 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3020 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3021 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3022 config/t-slibgcc-elf-ver.
3024 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3025 Jakub Jelinek <jakub@redhat.com>
3027 PR tree-optimization/19828
3028 * tree-ssa-loop-im.c: Add a TODO comment.
3029 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3030 without side-effects.
3032 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3034 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3035 call fold_convert.
3037 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3039 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3040 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3041 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3042 functions.
3043 (ia64_reorg): Delete fixup_errata call.
3044 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3045 (TARGET_SWITCHES): Delete -mb-step entry.
3047 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3049 PR c/20043
3050 * c-typeck.c (composite_type): Handle quals in transparent unions.
3051 (type_lists_compatible_p): Likewise.
3053 2005-02-18 Stan Shebs <shebs@apple.com>
3055 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3056 expressions in the .literal8 section.
3058 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3060 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3062 2005-02-18 Roger Sayle <roger@eyesopen.com>
3064 * fold-const.c (constant_boolean_node): Always create values of the
3065 specified type, don't bother calling truthvalue_conversion.
3067 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3069 * except.c (output_function_exception_table): Call
3070 assemble_external_libcall (eh_personality_libfunc).
3072 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3074 PR target/19886
3075 * config/ia64/ia64.h (struct machine_function): Add state_num.
3076 * config/ia64/ia64.c (process_epilogue,
3077 process_for_unwind_directive): Use new unwind state numbers each
3078 time rather than state 1.
3080 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3082 PR target/20054
3083 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3084 before the "*llgt_didi" pattern.
3086 2005-02-18 Jason Merrill <jason@redhat.com>
3088 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3090 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3092 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3093 (div0): Use it in place of ARM_FUNC_ALIAS.
3094 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3096 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3098 PR middle-end/20030
3099 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3100 access, the lower bound of the array type if it exists.
3102 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3104 PR c++/20008
3105 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3106 cases that are out-of-range for the index type.
3108 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3110 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3111 (estimate_case_costs): Don't call convert.
3112 * expmed.c (expand_shift): Likewise.
3113 (make_tree): Call fold_convert instead of convert.
3115 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3117 PR c++/19813
3118 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3119 that ref to be marked MEM_READONLY_P doesn't have base that needs
3120 constructing.
3122 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3124 * genautomata.c (output_get_cpu_unit_code_func,
3125 output_cpu_unit_reservation_p): Don't generate old-style function
3126 definitions.
3128 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3130 PR c++/20023
3131 PR tree-optimization/20009
3132 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3134 PR tree-optimization/18947
3135 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3136 inline, remove all nodes that are inlined into the extern inline
3137 being redefined.
3139 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3141 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3142 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3143 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3144 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3145 Update copyright.
3147 2005-02-17 Roger Sayle <roger@eyesopen.com>
3149 PR tree-optimization/19917
3150 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3151 to be potentially trapping.
3153 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3155 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3157 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3159 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3160 tem becomes a local variable which is set to the value of the
3161 back end defined INITIAL_FRAME_ADDRESS macro.
3162 (expand_builtin_frame_address): Omit the base parameter to
3163 expand_builtin_return_addr.
3164 (expand_builtin_profile_func): Likewise.
3165 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3166 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3167 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3169 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3171 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3172 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3173 * config/frv/frv.c (frv_function_epilogue): Likewise.
3175 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3177 * lambda-code (perfect_nestify): Remove mark/unmark
3178 for rewriting hack.
3179 * tree-loop-linear.c (linear_transform_loops): Add
3180 rewrite_into_ssa call so that ssa is correct for
3181 rewriting into loop closed.
3183 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3185 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3186 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3187 BITMAP_FREE.
3188 * bt-load.c (btr_def_live_range, combine_btr_defs,
3189 migrate_btr_def, migrate_btr_defs): Likewise.
3190 * cfgcleanup.c (thread_jump): Likewise.
3191 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3192 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3193 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3194 df_rd_local_compute, df_reg_info_compute): Likewise.
3195 * dominance.c (init_dom_info, free_dom_info): Likewise.
3196 * flow.c (init_propagate_block_info,
3197 free_propagate_block_info): Likewise.
3198 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3199 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3200 modify_reg_pav): Likewise.
3201 * loop-invariant.c (find_defs, find_invariant_insn,
3202 find_invariants, free_inv_motion_data): Likewise.
3203 * predict.c (tree_predict_by_opcode,
3204 estimate_bb_frequencies): Likewise.
3205 * stmt.c (expand_case): Likewise.
3206 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3207 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3208 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3209 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3210 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3211 rewrite_ssa_into_ssa): Likewise.
3212 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3213 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3214 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3215 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3216 * tree-sra.c (tree_sra): Likewise.
3217 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3218 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3219 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3220 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3221 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3222 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3223 Likewise.
3224 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3225 calculate_live_on_entry, calculate_live_on_exit,
3226 build_tree_conflict_graph): Likewise.
3227 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3228 record_important_candidates, set_use_iv_cost, find_depends,
3229 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3230 tree_ssa_iv_optimize_finalize): Likewise.
3231 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3232 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3233 tree_duplicate_loop_to_header_edge): Likewise.
3234 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3235 * tree-ssa.c (verify_flow_insensitive_alias_info,
3236 verify_name_tags, verify_ssa, init_tree_ssa,
3237 delete_tree_ssa): Likewise.
3238 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3239 fini_ssanames): Likewise.
3240 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3242 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3244 * config/rs6000/t-rtems: Completely reworked.
3246 2005-02-17 Ira Rosen <irar@il.ibm.com>
3248 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3250 2005-02-17 Ira Rosen <irar@il.ibm.com>
3252 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3253 POINTER_TYPE_P when checking that type is a pointer.
3254 (vect_get_memtag): Remove.
3255 (vect_address_analysis): Use POINTER_TYPE_P. Call
3256 vect_object_analysis with dummy parameter for memtag.
3257 (vect_object_analysis): Extract memtag (functionality that
3258 used to be in vect_get_memtag and moved here). Fix printings.
3259 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3260 with correct parameters. Remove call to vect_get_memtag.
3262 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3264 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3265 (tree-vectorizer.o): Added missing dependencies.
3267 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3268 decleration.
3269 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3270 declaration in tree-vectorizer.c, now has an extern declaration in
3271 tree-vectorizer.h).
3272 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3273 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3274 get_vectype_for_scalar_type, vect_is_simple_use,
3275 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3276 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3277 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3278 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3279 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3280 find_loop_location): Likewise.
3282 * tree-vectorizer.c (langhooks.h): #include removed.
3283 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3284 moved to tree-vectorized.h.
3285 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3286 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3287 get_vectype_for_scalar_type, vect_is_simple_use,
3288 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3289 vect_supportable_dr_alignment, new_loop_vec_info,
3290 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3291 vect_set_verbosity_level, find_loop_location): Likewise.
3293 (vect_analyze_loop): Function externalized. Declaration moved to
3294 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3295 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3296 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3297 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3298 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3299 vect_enhance_data_refs_alignment, vect_analyze_operations,
3300 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3301 vect_stmt_relevant_p, vect_get_loop_niters,
3302 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3303 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3304 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3305 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3306 vect_get_memtag): Likewise.
3308 (vectorizable_load): Function externalized. Declaration moved to
3309 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3310 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3311 vect_transform_loop): Likewise.
3312 (vect_transform_stmt): Moved to tree-vect-transform.c.
3313 (vect_align_data_ref, vect_create_destination_var,
3314 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3315 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3316 vect_get_vec_def_for_operand, vect_init_vector,
3317 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3318 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3319 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3320 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3321 vect_do_peeling_for_loop_bound): Likewise.
3323 * tree-vect-analyze.c: New file.
3324 * tree-vect-transform.c: New file.
3326 2005-02-17 Jason Merrill <jason@redhat.com>
3328 PR mudflap/19319, c++/19317
3329 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3330 slot explicit.
3332 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3334 * doc/install.texi (Specific): Update link for Darwin-specific
3335 tool binary site.
3337 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3339 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3340 constant_boolean_node.
3342 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3344 PR target/19019
3345 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3346 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3348 2005-02-16 Richard Henderson <rth@redhat.com>
3350 PR 19920
3351 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3352 with W_TYPE_SIZE.
3353 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3354 replace uses with Wtype_MAXp1_F.
3355 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3356 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3357 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3358 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3359 and HAVE_TFMODE as appropriate.
3360 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3361 (__floatdisf): Likewise.
3362 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3363 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3364 (Wtype_MAXp1_F): New.
3365 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3366 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3368 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3370 * PR target/19162
3371 * arm.c (arm_apply_result_size): New function.
3372 * arm.h (APPLY_RESULT_SIZE): Define.
3373 * arm-protos.h (arm_apply_result_size): Add prototype.
3374 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3375 (movxf): New expand.
3376 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3377 (call_value_symbol): Remove predicate for operand 0.
3378 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3379 (untyped_call): Rework to correclty return values for any type.
3380 (untyped_return): New expand.
3381 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3383 2005-02-16 Stan Shebs <shebs@apple.com>
3385 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3386 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3388 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3390 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3391 configure settings on Solaris 7 and later.
3393 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3395 PR tree-optimization/19865
3396 * tree-optimize.c (init_tree_optimization_passes): Run
3397 pass_may_alias after pass_sra.
3399 2005-02-16 Richard Henderson <rth@redhat.com>
3400 Stuart Hastings <stuart@apple.com>
3402 PR debug/19521
3403 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3404 Do nothing if debug info suppressed for this function.
3405 (dbxout_begin_function): Early exit if debug info suppressed for
3406 this function.
3408 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3410 PR target/20007
3411 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3412 find_basic_blocks.
3413 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3415 PR tree-optimization/19967
3416 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3417 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3418 argument TYPE. Adjust calls to fold_builtin_XXX.
3419 (expand_builtin, fold_builtin_1): Adjust calls to
3420 expand_builtin_XXX.
3421 (fold_builtin_strchr, fold_builtin_strpbrk,
3422 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3423 result to a requested type TYPE.
3425 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3427 PR middle-end/19857
3428 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3429 (T)x & (T)cst if (T)cst overflows.
3430 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3431 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3433 2005-02-15 Jeff Law <law@redhat.com>
3435 * gcse.c (blocks_with_calls): New bitmap.
3436 (alloc_gcse_mem): Allocate it.
3437 (free_gcse_mem): Free it.
3438 (clear_modifY_mem_tables): Clear it.
3439 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3440 when we encounter CALL_INSNs.
3441 (compute_transp, case MEM): Handle blocks with calls separate
3442 from blocks without calls. Use bitmap iterators rather than
3443 FOR_EACH_BB.
3445 2005-02-15 Peter O'Gorman <peter@pogma.com>
3447 PR bootstrap/18810
3448 * mklibgcc.in (vis_hide): Use a temporary object file, not
3449 -o /dev/null.
3451 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3453 PR target/19924
3454 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3455 access optimization.
3457 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3458 Alan Modra <amodra@bigpond.net.au>
3460 PR target/19019
3461 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3462 (_xlqsub): Rename to __gcc_qsub.
3463 (_xlqmul): Rename to __gcc_qmul.
3464 (_xlqdiv): Rename to __gcc_qdiv.
3465 Provide versioned symbol aliases with old names.
3466 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3467 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3468 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3469 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3470 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3472 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3474 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3475 Fold ~(A - 1) and ~(A + -1) to -A.
3477 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3479 PR pch/14940
3480 PR target/19300
3481 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3482 config/pa/pa-host.c:pa_gt_pch_use_address.
3484 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3486 * tree-vn.c (get_value_handle): Make sure that given an
3487 is_gimple_min_invariant expression, we always return it.
3489 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3491 * passes.c (rest_of_handle_gcse): Fix a comment.
3493 2005-02-15 Jeff Law <law@redhat.com>
3495 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3496 bitmap.
3497 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3498 (canon_list_insert, record_last_mem_set_info): Similarly.
3499 (clear_modify_mem_tables): Similarly.
3501 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3503 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3504 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3505 config/mips/mips.md, config/rs6000/aix.h,
3506 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3508 2005-02-15 Richard Henderson <rth@redhat.com>
3510 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3511 call to be best_edge.
3513 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3515 * basic-block.h: Adjust the prototype for find_basic_blocks.
3516 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3517 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3518 find_basic_blocks.
3520 * flow.c (recompute_reg_usage): Remove all arguments.
3521 * passes.c (rest_of_compilation): Adjust the call to
3522 recompute_reg_usage.
3523 * rtl.h: Adjust the prototype for recompute_reg_usage.
3525 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3527 * tree-dump.c (dump_files): Update to reflect new member
3528 of dump_file_info.
3529 (dump_register): Add new argument.
3530 Set glob name.
3531 (dump_switch_p_1): Check against glob name if doglob was passed.
3532 (dump_switch_p): Check against regular first, then glob if
3533 we didn't have any hits on the dump name.
3534 * tree-optimize.c (register_one_dump_file):
3535 Pass in glob name as well.
3536 * tree-pass.h (struct dump_file_info): Add glob
3537 member.
3539 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3541 PR preprocessor/16323
3542 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3544 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3546 PR target/19019
3547 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3548 (trunctfdf2_internal1): New.
3549 (trunctfdf2_internal2): Renamed from trunctfdf2.
3551 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3553 PR tree-optimization/19853
3554 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3556 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3558 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3559 delete_dead_jumptables and cleanup_cfg.
3561 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3563 * reload.c (find_reloads): Swap address_reloaded flags when
3564 swapping commutative operands.
3566 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3568 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3569 Use standard_iv_increment_position for computing the bsi position
3570 for create_iv.
3571 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3572 the bsi position.
3574 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3576 PR target/17428
3577 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3578 life range of hard registers.
3579 * value-prof.c (insn_prefetch_values_to_profile): Only
3580 scan normal insns.
3582 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3583 profile in libcalls.
3585 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3587 * bitmap.h (bitmap_and_compl_into): Return bool.
3588 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3590 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3592 PR tree-optimization/19944
3593 * fold-const.c (fold): Re-add ABS_EXPR folding.
3595 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3597 PR target/19019
3598 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3599 {TARGET,MASK}_XL_COMPAT.
3600 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3601 MASK_XL_COMPAT.
3602 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3603 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3604 TARGET_XL_COMPAT.
3605 (rs6000_arg_partial_bytes): Same.
3606 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3607 and XL compatibility enabled.
3608 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3609 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3610 test to final condition.
3611 (cmptf_internal2): New.
3612 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3613 xl-compat. Add TFmode information to description.
3615 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3617 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3619 2005-02-13 Jason Merrill <jason@redhat.com>
3621 PR c++/16405
3622 * fold-const.c (fold_indirect_ref_1): Split out from...
3623 (build_fold_indirect_ref): Here.
3624 (fold_indirect_ref): New fn.
3625 * tree.h: Declare it.
3626 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3627 (gimplify_modify_expr_rhs): Likewise.
3628 (gimplify_expr): Likewise.
3630 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3632 PR tree-optimization/14303
3633 PR tree-optimization/15784
3634 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3635 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3636 ABS_EXPR<x> != 0 to x != 0.
3638 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3640 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3641 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3642 spelling conventions.
3644 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3645 delete_trivially_dead_insns too many times.
3647 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3648 tem and tem2.
3650 2005-02-12 Ira Rosen <irar@il.ibm.com>
3652 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3653 (vect_is_simple_iv_evolution): Remove redundant parameter
3654 and step check.
3655 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3656 without last parameter.
3657 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3658 Return pointer step. Call vect_is_simple_iv_evolution without
3659 last parameter. Check only that the step is multiple of size
3660 type. Remove stmt_vinfo updates.
3661 (vect_get_memtag_and_dr): Remove.
3662 (vect_get_memtag): New function.
3663 (vect_address_analysis): New function.
3664 (vect_object_analysis): New function.
3665 (vect_analyze_data_refs): Call vect_object_analysis and
3666 vect_get_memtag. Update stmt_vinfo fields.
3668 2005-02-12 Ira Rosen <irar@il.ibm.com>
3670 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3671 exist and are objects. Remove checks for pointer.
3672 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3673 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3674 (vect_create_data_ref_ptr): Likewise.
3675 (vect_base_addr_differ_p): New function.
3676 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3677 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3678 Don't set the DR_BASE_NAME field of data-ref.
3679 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3681 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3683 * optabs.h (enum optab_index): Add new OTI_ldexp.
3684 (ldexp_optab): Define corresponding macro.
3685 * optabs.c (init_optabs): Initialize ldexp_optab.
3686 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3687 patterns.
3688 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3689 using ldexp_optab.
3690 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3691 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3693 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3694 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3695 intrinsics.
3697 2005-02-12 Ira Rosen <irar@il.ibm.com>
3699 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3700 to base_address.
3701 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3702 stmt_vec_info.
3703 (vect_get_base_and_offset): Always return an address.
3704 (vect_create_addr_base_for_vector_ref): Remove treatment for
3705 different data reference types.
3706 (vect_compute_data_ref_alignment): Rename base to base_address in
3707 stmt_vec_info. Get the object in order to force its alignment.
3708 (vect_get_memtag_and_dr): Rename base to base_address in
3709 stmt_vec_info. Extract the object for memtag analysis.
3711 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3713 PR regression/19898.
3714 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3715 changes cc_status, use apply modified_in_p to part of cc_status
3716 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3717 body.
3719 2005-02-11 Richard Henderson <rth@redhat.com>
3721 * tree-complex.c (expand_complex_libcall): New.
3722 (expand_complex_multiplication): Use it for c99 compliance.
3723 (expand_complex_division): Likewise.
3724 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3725 (fold): Call them.
3726 * builtins.c (built_in_names): Remove const.
3727 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3728 builtins.
3729 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3730 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3731 (built_in_names): Remove const.
3732 * c-common.c (c_common_type_for_mode): Handle complex modes.
3733 * flags.h, toplev.c (flag_complex_method): Rename from
3734 flag_complex_divide_method.
3735 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3736 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3737 * libgcc2.h: Declare them.
3738 * libgcc-std.ver: Export them.
3739 * mklibgcc.in (lib2funcs): Build them.
3741 2005-02-11 Steven Bosscher <stevenb@suse.de>
3743 PR tree-optimization/19876
3744 Partially revert my change from 2005-01-14
3745 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3746 (compute_antic): ...and remove the loop here.
3748 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3750 PR middle-end/19858
3751 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3752 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3754 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3755 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3757 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3759 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3760 offsets for the big-endian 32-bit case.
3762 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3764 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3766 2005-02-11 Dale Johannesen <dalej@apple.com>
3768 * cselib.c (cselib_process_insn): Clear out regs where
3769 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3770 * reload.c (find_equiv_reg): Ditto.
3772 2005-02-11 Ian Lance Taylor <ian@airs.com>
3774 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3775 with no elements.
3777 * tree.c (build_function_type_list): Work correctly if there are
3778 no arguments.
3780 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3782 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3783 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3784 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3785 TARGET_ZARCH instead of TARGET_64BIT.
3787 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3789 * config/rs6000/t-rtems:
3790 (MULTILIB_OPTIONS): Remove mcpu=602.
3791 (MUTLILIB_DIRNAMES): Remove m602.
3792 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3793 Let mcpu=602 match mcpu=603.
3794 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3796 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3798 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3799 signal trampolines.
3801 2005-02-10 David Daney <ddaney@avtrex.com>
3803 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3804 * config/i386/linux-unwind.h: Likewise.
3805 * config/ia64/linux-unwind.h: Likewise.
3806 * config/mips/linux-unwind.h: Likewise.
3807 * config/pa/linux-unwind.h: Likewise.
3808 * config/rs6000/linux-unwind.h: Likewise.
3809 * config/s390/linux-unwind.h: Likewise.
3810 * config/sh/linux-unwind.h: Likewise.
3811 * config/sparc/linux-unwind.h: Likewise.
3813 2005-02-10 Steven Bosscher <stevenb@suse.de>
3815 PR tree-optimization/17549
3816 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3817 TER to replace a DEF with its expression if the DEF and the
3818 rhs of the expression we replace into have the same root
3819 variable.
3821 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3823 * config/mips/mips.md: Fix the placement of the match_scratch in the
3824 lea64 peephole2.
3826 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3828 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3829 Fix comment typos.
3831 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3833 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3834 (strip_offset): Handle addresses.
3835 (add_address_candidates): Use strip_offset.
3836 (difference_cost): Reflect strip_offset change.
3837 (force_var_cost, difference_cost): Strip nops.
3839 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3841 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3843 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3844 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3845 config/cris/cris-protos.h, config/cris/cris.c: Update
3846 copyright.
3848 2005-02-10 Jeff Law <law@redhat.com>
3850 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3851 (lookup_avail_expr): Similarly.
3853 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3855 * builtins.c (fold_builtin_powi): New function.
3856 (fold_builtin_1): Call it.
3858 2005-02-10 Steven Bosscher <stevenb@suse.de>
3860 PR documentation/19309
3861 * doc/cpp.texi: The __GNUC__ and related predefined macros
3862 are also defined for the "standalone" cpp.
3863 Some non-GCC compilers may also define __GNUC__.
3865 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3867 PR c/19342
3868 * c-typeck.c (common_type): New routine. Old common_type renamed
3869 to...
3870 (c_common_type): ...this.
3871 (build_conditional_expr, build_binary_op): Use c_common_type instead
3872 of common_type.
3874 2005-02-10 Steven Bosscher <stevenb@suse.de>
3876 * doc/md.texi: Replace @samp{length} with @code{length}.
3878 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3880 PR tree-optimization/18687
3881 * tree-flow.h (find_loop_niter): Declare.
3882 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3883 Try using scev even for loops with more than one exit.
3884 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3885 (struct ivopts_data): Added niters field.
3886 (struct nfe_cache_elt): New.
3887 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3888 functions.
3889 (tree_ssa_iv_optimize_init): Initialize niters cache.
3890 (determine_number_of_iterations): Removed.
3891 (find_induction_variables): Do not call determine_number_of_iterations.
3892 Access niters for single exit through niter_for_single_dom_exit.
3893 (add_iv_outer_candidates): Access niters for single exit through
3894 niter_for_single_dom_exit.
3895 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3896 number_of_iterations_cond.
3897 (iv_period): New function.
3898 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3899 (may_replace_final_value): Take data argument. Use
3900 niter_for_single_dom_exit.
3901 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3902 (rewrite_use_compare): Pass data to may_eliminate_iv.
3903 (rewrite_use_outer): Pass data to may_replace_final_value.
3904 (free_loop_data): Clean up the niters cache.
3905 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3906 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3907 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3908 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3909 (num_ending_zeros): Moved to tree.c.
3910 * tree.h (num_ending_zeros): Declare.
3911 * tree.c (num_ending_zeros): Moved from tree.c.
3913 2005-02-09 Richard Henderson <rth@redhat.com>
3915 * builtins.c (DEF_BUILTIN): Add COND argument.
3916 * tree.h (DEF_BUILTIN): Likewise.
3917 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3918 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3919 match.
3920 (DEF_BUILTIN_STUB): New.
3921 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3922 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3923 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3924 * c-common.c (DEF_BUILTIN): Add COND argument.
3925 * tree.c (local_define_builtin): New.
3926 (build_common_builtin_nodes): New.
3928 2005-02-09 Roger Sayle <roger@eyesopen.com>
3930 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3931 floating point expression ignoring the sign of the result.
3932 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3933 (fold) <MULT_EXPR>: Use it to simplify x*x.
3934 * tree.h (fold_strip_sign_ops): Prototype here.
3935 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3936 argument. Use fold_strip_sign_ops to simplify the first argument.
3937 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3938 first argument when the second argument is an even integer
3939 constant, but only with -funsafe_math_optimizations.
3940 (fold_builtin_1): Update call to fold_builtin_copysign.
3942 2005-02-09 Ian Lance Taylor <ian@airs.com>
3944 PR middle-end/19583
3945 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3946 just check whether EH_FILTER_FAILURE falls through.
3948 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3950 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3951 insns return to ready list in the next turn.
3953 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3955 PR middle-end/19402
3956 * builtins.def: New __builtin_powi[lf].
3957 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3958 (expand_builtin_powi): New function.
3959 (expand_builtin): Dispatch to expand_builtin_powi.
3960 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3961 * libgcc2.c: Add __builtin_powi[lf] implementation.
3962 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3963 * optabs.h: Add powi_optab.
3964 * optabs.c (init_optabs): Initialize powi_optab.
3965 * doc/extend.texi: Document __builtin_powi[lf].
3967 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3969 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3970 exists.
3972 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3974 PR middle-end/19854
3975 * fold-const.c (try_move_mult_to_index): Remove redundant
3976 type argument. Create ADDR_EXPR with correct type.
3977 (fold): Update callers of try_move_mult_to_index. Convert
3978 result to the appropriate type.
3980 2005-02-09 Roger Sayle <roger@eyesopen.com>
3982 PR target/19597
3983 * config/avr/avr.c (default_rtx_costs): Delete.
3984 (avr_operand_rtx_cost): New function.
3985 (avr_rtx_costs): Completely rewrite.
3987 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3989 PR target/19806
3990 * config/cris/cris.c (in_code): New variable.
3991 (cris_output_addr_const): Now a static function, a wrapper for
3992 output_addr_const.
3993 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3994 case from old cris_output_addr_const.
3995 (cris_asm_output_label_ref): Similar for LABEL_REF.
3996 (cris_output_addr_const_extra): Similar for UNSPEC.
3997 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3998 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3999 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4000 declaration.
4001 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4002 (cris_asm_output_label_ref): Declare.
4004 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4006 PR preprocessor/19801
4007 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4008 filenames that changed when libcpp was moved to the toplevel.
4010 2005-02-07 Roger Sayle <roger@eyesopen.com>
4012 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4013 zero extensions of BImode operands. Call lowpart_subreg instead
4014 of gen_lowpart_common and gen_lowpart_SUBREG.
4016 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4018 PR ada/19489
4019 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4020 * configure.ac: Set cc_for_cross_gnattools.
4021 * configure: Regenerate.
4023 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4025 PR target/19803
4026 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4028 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4030 PR debug/19327
4031 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4032 of nested functions.
4034 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4036 * doc/extend.texi: Document deprecated extensions allowing
4037 static floating-point members to have initializers and allowing
4038 floating-point literals in integral constant expressions.
4040 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4042 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4043 config/darwin7.h, config/mips/mips.c,
4044 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4045 Update copyright.
4047 * cse.c: Update comments.
4049 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4051 PR middle-end/19775
4052 * builtins.c (fold_builtin_sqrt): Transform
4053 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4054 pow(x,y*0.5).
4056 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4057 Dorit Naishlos <dorit@il.ibm.com>
4059 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4060 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4061 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4062 was added.
4063 * tree.h (vect_set_verbosity_level): New extern function declaration
4064 added.
4065 * tree-vectorizer.h (verbosity_levels): New enum type.
4066 * tree-vectorizer.c (vect_debug_stats): Function removed.
4067 (vect_debug_details): Likewise.
4068 (vect_verbosity_level): Global variable was defined and initialized.
4069 (vect_dump): Global variable definition.
4070 (vect_print_dump_info): New function.
4071 (vect_set_dump_settings): New function.
4072 (vect_set_verbosity_level): New function.
4073 (vectorize_loops): Add call to vect_set_dump_settings.
4075 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4076 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4077 (slpeel_tree_peel_loop_to_edge): Likewise.
4079 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4080 appropriate verbosity level instead of call to vect_debug_details
4081 or vect_debug_stats.
4082 (vect_get_base_and_offset):
4083 (vect_create_addr_base_for_vector_ref):
4084 (get_vectype_for_scalar_type):
4085 (vect_create_data_ref_ptr):
4086 (vect_init_vector):
4087 (vect_get_vec_def_for_operand):
4088 (vect_finish_stmt_generation):
4089 (vectorizable_assignment):
4090 (vectorizable_operation):
4091 (vectorizable_store):
4092 (vectorizable_load):
4093 (vect_transform_stmt):
4094 (vect_update_ivs_after_vectorizer):
4095 (vect_do_peeling_for_loop_bound):
4096 (vect_update_inits_of_drs):
4097 (vect_do_peeling_for_alignment):
4098 (vect_transform_loop):
4099 (vect_is_simple_use):
4100 (vect_analyze_operations):
4101 (vect_is_simple_iv_evolution):
4102 (vect_analyze_scalar_cycles):
4103 (vect_analyze_data_ref_dependence):
4104 (vect_analyze_data_ref_dependences):
4105 (vect_compute_data_ref_alignment):
4106 (vect_enhance_data_refs_alignment):
4107 (vect_analyze_data_refs_alignment):
4108 (vect_analyze_data_ref_access):
4109 (vect_analyze_data_ref_accesses):
4110 (vect_analyze_pointer_ref_access):
4111 (vect_get_memtag_and_dr):
4112 (vect_analyze_data_refs):
4113 (vect_mark_relevant):
4114 (vect_stmt_relevant_p):
4115 (vect_mark_stmts_to_be_vectorized):
4116 (vect_can_advance_ivs_p):
4117 (vect_get_loop_niters):
4118 (vect_analyze_loop_form):
4119 (vect_analyze_loop):
4120 (vectorize_loops): Likewise.
4122 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4123 (vect_update_inits_of_drs):
4124 (vect_do_peeling_for_alignment):
4125 (vect_transform_loop):
4126 (vect_analyze_operations):
4127 (vect_analyze_scalar_cycles):
4128 (vect_analyze_data_ref_dependences):
4129 (vect_analyze_data_refs_alignment):
4130 (vect_analyze_data_ref_accesses):
4131 (vect_analyze_data_refs):
4132 (vect_mark_stmts_to_be_vectorized):
4133 (vect_get_loop_niters):
4134 (vect_analyze_loop_form):
4135 (vect_analyze_loop): Likewise.
4136 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4138 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4140 PR bootstrap/19796
4141 Revert:
4142 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4143 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4144 either -ffast-math or -funsafe-math-optimizations is in use.
4146 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4147 * config/mips/irix-csr.c: New file.
4148 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4149 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4150 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4151 executables.
4153 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4155 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4156 redundant, incorrect definitions.
4158 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4159 expand.
4160 ("*tls_indirect_call"): New, reference hard regs directly.
4161 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4163 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4165 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4166 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4168 2005-02-06 Roger Sayle <roger@eyesopen.com>
4170 PR rtl-optimization/19800
4171 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4172 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4173 gen_lowpart.
4175 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4177 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4179 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4181 PR other/17135
4182 * doc/invoke.texi: Correct documentation of -freorder-functions.
4184 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4186 PR other/14402
4187 * doc/invoke.texi: Don't mention gccbug.
4189 2005-02-06 Roger Sayle <roger@eyesopen.com>
4190 Andrew Pinski <pinskia@physics.uc.edu>
4191 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4193 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4194 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4195 into just (zero_extract:SI FOO (const_int 1) BAR).
4197 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4199 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4200 macro locally. Don't give last revision date. Use GCC version
4201 number from gcc-common.texi.
4202 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4203 revision date. Use GCC version number from gcc-common.texi.
4204 Describe being a library as current state rather than as 3.x
4205 history.
4206 * doc/gcc.texi: Remove last update date.
4207 * doc/gccint.texi: Likewise. Update copyright dates.
4208 * doc/install.texi: Update copyright dates.
4210 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4212 PR other/7549
4213 * doc/invoke.texi: Mention for each option included in -Wall that
4214 it is included in -Wall.
4215 * doc/gcc.texi: Update copyright and last modification date.
4217 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4219 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4220 unnecessary cast to original induction variable increments.
4222 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4224 PR tree-optimization/18219
4225 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4226 in distributed form.
4228 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4230 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4231 Set bitpos and offset later in the function. Do nothing if the
4232 target is a register and if the bitfield lies completely outside
4233 that register.
4234 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4235 here. Return an uninitialised register if the source value is stored
4236 in a register and the bitfield lies completely outside that register.
4238 2005-02-06 Steven Bosscher <stevenb@suse.de>
4240 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4241 not SET_DEST.
4243 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4245 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4247 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4249 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4250 * config/darwin8.h: New.
4251 * config/darwin7.h: Update comment.
4253 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4254 Dorit Naishlos <dorit@il.ibm.com>
4256 * tree-vectorizer.h (LOC): New type.
4257 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4258 (loop_line_number): New field in struct _loop_vec_info.
4259 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4261 * tree-vectorizer.c (input.h): Included.
4262 (find_loop_location): New function.
4263 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4264 loop line number removed.
4265 (vect_debug_details): Likewise.
4266 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4268 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4269 call to vect_debug_details/stats changed from loop to loop_loc.
4270 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4271 (slpeel_tree_peel_loop_to_edge): Likewise.
4273 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4274 changed from NULL to UNKNOWN_LOC.
4275 (vect_get_base_and_offset):
4276 (vect_create_addr_base_for_vector_ref):
4277 (get_vectype_for_scalar_type):
4278 (vect_create_data_ref_ptr):
4279 (vect_init_vector):
4280 (vect_get_vec_def_for_operand):
4281 (vect_finish_stmt_generation):
4282 (vectorizable_assignment):
4283 (vectorizable_operation):
4284 (vectorizable_store):
4285 (vectorizable_load):
4286 (vect_transform_stmt):
4287 (vect_update_ivs_after_vectorizer):
4288 (vect_do_peeling_for_loop_bound):
4289 (vect_do_peeling_for_alignment):
4290 (vect_transform_loop):
4291 (vect_is_simple_use):
4292 (vect_analyze_operations):
4293 (vect_is_simple_iv_evolution):
4294 (vect_analyze_scalar_cycles):
4295 (vect_analyze_data_ref_dependences):
4296 (vect_compute_data_ref_alignment):
4297 (vect_enhance_data_refs_alignment):
4298 (vect_analyze_data_ref_access):
4299 (vect_analyze_data_ref_accesses):
4300 (vect_analyze_pointer_ref_access):
4301 (vect_get_memtag_and_dr):
4302 (vect_analyze_data_refs):
4303 (vect_mark_relevant):
4304 (vect_stmt_relevant_p):
4305 (vect_mark_stmts_to_be_vectorized):
4306 (vect_can_advance_ivs_p):
4307 (vect_get_loop_niters):
4308 (vect_analyze_loop):
4309 (vectorize_loops): Likewise.
4311 (vectorizable_load): Argument in call to vect_debug_details/stats
4312 changed from loop to LOOP_LOC (loop_vinfo).
4313 (vect_transform_loop):
4314 (vect_analyze_operations):
4315 (vect_analyze_scalar_cycles):
4316 (vect_analyze_data_ref_dependence):
4317 (vect_enhance_data_refs_alignment):
4318 (vect_analyze_data_ref_accesses):
4319 (vect_analyze_pointer_ref_access):
4320 (vect_analyze_data_refs):
4321 (vect_analyze_loop): Likewise.
4323 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4324 changed from loop to loop_loc.
4326 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4328 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4329 Dorit Naishlos <dorit@il.ibm.com>
4331 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4332 declaration added.
4333 (vect_analyze_data_ref_dependences): Likewise.
4335 (vect_is_simple_use): Argument changed from loop structure to
4336 loop_vect_info structure.
4337 (vect_can_advance_ivs_p): Likewise.
4338 (vect_create_index_for_vector_ref): Likewise.
4339 (vect_update_ivs_after_vectorizer): Likewise.
4340 (new_stmt_vec_info): Likewise.
4342 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4343 changed from loop to loop_vinfo.
4344 (vect_create_data_ref_ptr): First argument in call to
4345 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4346 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4347 was changed from loop to loop_vinfo.
4348 (vectorizable_operation): Likewise.
4349 (vectorizable_store): Likewise.
4350 (vect_mark_stmts_to_be_vectorized): Likewise.
4351 (vect_do_peeling_for_loop_bound): First argument in call to
4352 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4353 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4354 was changed from loop to loop_vinfo.
4355 (vect_analyze_data_ref_dependences): Third argument in call to
4356 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4358 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4359 (vect_create_data_ref_ptr): Likewise.
4360 (vect_init_vector): Likewise.
4361 (vect_get_vec_def_for_operand): Likewise.
4362 (vectorizable_assignment): Likewise.
4363 (vectorizable_operation): Likewise.
4364 (vectorizable_store): Likewise.
4365 (vectorizable_load): Likewise.
4366 (vect_update_ivs_after_vectorizer): Likewise.
4367 (vect_is_simple_use): Likewise.
4368 (vect_analyze_data_ref_dependence): Likewise.
4369 (vect_analyze_pointer_ref_access): Likewise.
4370 (vect_can_advance_ivs_p): Likewise.
4372 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4373 before _stmt_vec_info.
4374 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4375 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4376 (new_stmt_vec_info): Argument changed from loop structure to
4377 loop_vect_info structure
4379 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4380 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4381 (vect_create_addr_base_for_vector_ref): Likewise.
4382 (vect_analyze_pointer_ref_access): Likewise.
4384 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4386 PR tree-opt/19768
4387 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4388 phi flag if the phi is abnormal.
4390 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4392 PR tree-opt/19736
4393 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4394 information for the new statement.
4396 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4398 PR driver/19117
4399 * gcc.c (main): Include the target in -v output.
4401 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4403 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4404 Do not drop the extend if we'd have to add a paradoxical subreg
4405 later. Include optabs.h and insn-codes.h.
4406 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4408 2005-02-02 Roger Sayle <roger@eyesopen.com>
4410 PR middle-end/19405
4411 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4412 * fold-const.c (const_binop): Avoid constant folding floating
4413 point operations in modes that use composite representations.
4414 * simplify-rtx.c (simplify_binary_operation): Likewise.
4416 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4418 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4419 a REG, not a MEM.
4420 (altivec_dstt): Likewise.
4421 (altivec_dstst): Likewise.
4422 (altivec_dststt): Likewise.
4423 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4424 of first operand.
4426 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4428 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4429 EXPR_LOCUS from orig_cond to the new cond_stmt.
4430 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4431 the new vec_stmt.
4433 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4435 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4436 standard_iv_increment_position. Remove call to bsi_next
4437 (no need to bump the iterator anymore).
4438 (vect_create_index_for_vector_ref): Call
4439 standard_iv_increment_position. Remove second function argument.
4440 (vect_finish_stmt_generation): Remove call to bsi_next
4441 (no need to bump the iterator anymore).
4442 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4443 to vect_create_index_for_vector_ref.
4445 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4447 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4448 phis are used out of the loop.
4450 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4452 PR c/17807
4453 * c-decl.c (undef_nested_function): New variable.
4454 (pop_scope): Diagnose undefined nested functions.
4455 (finish_function): Don't attempt cgraph processing or genericizing
4456 if current top-level function contained an undefined nested
4457 function. Reset undef_nested_function at the end of a top-level
4458 function.
4460 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4462 * tree.c (build_int_cst_type): Take sign of the value into account
4463 when deciding whether sign extend the value.
4465 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4467 PR c/18502
4468 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4469 (cpp_options, cc1_options): Change %{std*&ansi} to
4470 %{std*&ansi&trigraphs}.
4472 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4474 * cse.c: Update comments.
4476 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4478 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4479 arguments go on the stack. Do not put complex doubles in odd/even
4480 pairs.
4482 2005-02-02 Steven Bosscher <stevenb@suse.de>
4484 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4485 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4486 -ftree-pre, and -fthread-jumps.
4488 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4490 PR tree-optimization/19578
4491 * tree-flow.h (modified_noreturn_calls): Declare.
4492 (noreturn_call_p): Declare.
4493 * tree-flow-inline.h (noreturn_call_p): New function.
4494 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4495 * tree-cfg.c (modified_noreturn_calls): New variable.
4496 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4497 that contain a mid-block noreturn call.
4498 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4500 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4502 * df.c (df_def_record_1, df_uses_record): Don't use
4503 DF_FOR_REGALLOC.
4504 * df.h (DF_FOR_REGALLOC): Remove.
4506 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4508 PR c/19435
4509 * c-typeck.c (really_start_incremental_init): Reset
4510 constructor_max_index for arrays of incomplete type.
4512 2005-02-02 Jeff Law <law@redhat.com>
4514 * gcse.c (struct reg_set): Store the block index where the register
4515 was set rather than the setting insn.
4516 (record_one_set, compute_transp): Corresponding changes.
4517 (pre_insert_copy_insn): Do not call replace_one_set.
4518 (replace_one_set): Remove.
4520 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4522 PR other/15514
4523 * doc/gcov.texi: Fix typo.
4525 2005-02-01 Richard Henderson <rth@redhat.com
4527 PR target/19680
4528 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4529 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4530 type to bool.
4531 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4532 * config/i386/i386-protos.h: Update.
4534 2005-02-01 Steven Bosscher <stevenb@suse.de>
4536 PR tree-optimization/19217
4537 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4538 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4539 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4540 that it is walking a PHI node.
4542 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4544 * doc/extend.texi (Nested Functions): Update.
4546 2005-02-01 Richard Henderson <rth@redhat.com>
4548 PR 19696
4549 * optabs.c (expand_copysign_absneg): Export.
4550 * optabs.h (expand_copysign_absneg): Declare.
4551 * config/rs6000/rs6000.md (copysigntf3): New.
4553 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4555 PR tree-optimization/19633
4556 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4557 * tree-ssa-alias.c (init_alias_info): Initialize.
4558 (merge_pointed_to_info): Set.
4559 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4560 (dump_points_to_info_for): Show value of pt_null.
4561 (struct count_ptr_d): Declare.
4562 (find_ptr_dereference): Remove.
4563 (ptr_is_dereferenced_by): Remove.
4564 (count_ptr_derefs): New local function.
4565 (count_uses_and_derefs): New local function.
4566 (compute_points_to_and_addr_escape): Call it. If the number
4567 of dereferences is greater than zero, mark the pointer as
4568 dereferenced. If there are fewer dereferences than uses of
4569 the pointer, the pointer's value escapes.
4571 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4573 PR tree-optimization/19670
4574 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4575 here...
4576 (verify_use): ... set it here, instead.
4578 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4580 * doc/sourcebuild.texi (Test directives): Fix formatting.
4582 * doc/sourcebuild.texi (Test directives): Describe selector
4583 expressions.
4585 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4587 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4588 specific 64-bit CPUs.
4590 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4592 PR target/16201
4593 * arm.c (arm_eliminable_register): New function.
4594 (adjacent_mem_locations): Don't allow eliminable registers. Use
4595 HOST_WIDE_INT for address offsets.
4596 * arm-protos.h (arm_eliminable_register): Add prototype.
4598 2005-02-01 Steven Bosscher <stevenb@suse.de>
4600 PR optimization/15242
4601 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4602 * basic-block.h (duplicate_computed_gotos): Add prototype.
4603 * bb-reorder.c (duplicate_computed_gotos): New function to
4604 duplicate sufficiently small blocks ending in a computed jump.
4605 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4606 if not optimizing for size.
4607 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4608 never do tail merging for blocks ending in a computed jump.
4609 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4611 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4613 Patch from Richard Sandiford <rsandifo@redhat.com>
4614 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4615 from inheriting a subreg equivalence with a non-spill register.
4617 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4619 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4621 * config/frv/frv.c (movcc_fp_destination_operand): New.
4622 (gpr_or_memory_operand): Fix typo in comment.
4623 (gpr_or_memory_operand_with_scratch): New.
4624 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4625 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4626 movcc_fp_destination_operand.
4627 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4628 Legitimize memory addresses using a scratch register.
4630 2005-01-31 Jeff Law <law@redhat.com>
4632 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4633 bitmap a sparse bitmap instead of a simple bitmap.
4634 (mark_def_sites_initialize_block): Corresponding changes.
4635 (ssa_mark_def_sites_initialize_block): Likewise.
4636 (ssa_mark_phi_uses): Likewise.
4637 (mark_def_site, ssa_mark_def_sites): Likewise.
4638 (mark_def_site_blocks): Likewise.
4639 (rewrite_ssa_into_ssa): Likewise.
4641 * tree-ssa-dom.c (record_cond): Pass correct variable type
4642 for last argument to htab_find_slot_with_hash.
4644 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4645 effects when optimizing 0 % X. Do not try to optimize X % 0.
4647 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4649 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4650 1_mmalua.
4652 2005-02-01 Eric Christopher <echristo@redhat.com>
4654 * config/mips/mips.c (override_options): Warn if -mint64
4655 is used.
4656 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4657 deprecated.
4659 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4661 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4662 timestamp.
4663 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4664 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4665 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4666 (cached_regno): Initialize to INVALID_REGNUM.
4667 (cse_reg_info_table_size,
4668 cse_reg_info_table_first_uninitialized,
4669 cse_reg_info_timestamp): New.
4670 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4671 get_cse_reg_info.
4672 (init_cse_reg_info, get_cse_reg_info_1): New.
4673 (get_cse_reg_info): Cache the last look-up.
4674 (new_basic_block): Update the code to clear mappings from
4675 registers to cse_reg_info entries.
4676 (cse_main): Call init_cse_reg_info.
4678 * cse.c (get_cse_reg_info): Update a comment.
4680 2005-01-31 Steven Bosscher <stevenb@suse.de>
4682 PR c/19333
4683 * c-decl.c (start_decl): Do not warn about arrays of elements with
4684 an incomplete type here.
4685 (grokdeclarator): Do it here by making a pedwarn an error.
4686 * c-typeck.c (push_init_level): If there were previous errors with
4687 the constructor type, do not warn about braces for initializers.
4688 (process_init_element): Likewise for excess initializer elements.
4690 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4692 * cse.c (delete_trivially_dead_insn): Don't iterate.
4694 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4696 * config/rs6000/rs6000.md (copysignsf3): New expand.
4697 (copysigndf3): Likewise.
4699 2005-01-31 Steven Bosscher <stevenb@suse.de>
4701 * recog.c (constrain_operands): Only look for earlyclobber operand
4702 conflicts if an '&' constraint was seen.
4704 2005-01-31 Marc Espie <espie@openbsd.org>
4706 * config.gcc: Don't include embedded systems fragment, switches default
4707 debugging format to ELF.
4708 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4709 longer pick it up there.
4711 2005-01-31 Dale Johannesen <dalej@apple.com>
4713 * doc/extend.texi (nested functions): Fix linkage description.
4714 Clarify that static is not allowed.
4716 2005-01-31 Dale Johannesen <dalej@apple.com>
4718 * config/rs6000/darwin.md (movsf_low_di): Make work.
4719 (movdf_low_di): Make work.
4721 2005-01-31 Dale Johannesen <dalej@apple.com>
4723 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4724 Make work for 64 bit.
4726 2005-01-31 Roger Sayle <roger@eyesopen.com>
4727 Dale Johannesen <dalej@apple.com>
4729 PR middle-end/19650
4730 * fold-const.c (fold_binary_op_with_conditional_arg):
4731 Make types match original operands, before STRIP_NOPS.
4733 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4735 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4736 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4737 (struct gcc_sigcontext): Delete. Merge contents to..
4738 (struct gcc_ucontext): ..here.
4739 (get_sigcontext): Delete.
4740 (get_regs): New function, like get_sigcontext but return regs ptr.
4741 64-bit version finds regs from r1 to support vdso.
4742 (ppc_linux_aux_vector): New function.
4743 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4744 and vector regs.
4746 2005-01-31 Ira Rosen <irar@il.ibm.com>
4748 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4749 sizetype.
4750 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4751 redundant fold. Fix misalignment for MINUS_EXPR.
4752 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4753 (vect_analyze_pointer_ref_access): Likewise.
4754 (vect_get_memtag_and_dr): Likewise.
4756 2005-01-31 Richard Henderson <rth@redhat.com>
4758 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4759 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4760 absnegdf2_i387, absnegxf2_i387): Likewise.
4762 2005-01-31 Richard Henderson <rth@redhat.com>
4764 PR 19696
4765 * optabs.c (expand_copysign_absneg): New.
4766 (expand_copysign_bit): Split out from ...
4767 (expand_copysign): ... here. Use expand_copysign_absneg.
4769 2005-01-30 Roger Sayle <roger@eyesopen.com>
4771 PR middle-end/19697
4772 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4773 constant as the second operand and a register as the third.
4775 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4777 PR target/19704
4778 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4779 that dllimport'd functions do not use all call-clobbered registers
4780 to pass parameters.
4782 2005-01-30 Richard Henderson <rth@redhat.com>
4784 PR 19696
4785 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4786 expand_abs_nojump and generalize. Use operand_subword and
4787 emit_no_conflict_block. Support large modes.
4788 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4789 back to maximum.
4790 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4791 negation to subtraction.
4792 (expand_copysign): Check that the format has signed zeros.
4793 Use operand_subword and emit_no_conflict_block. Support large modes.
4795 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4797 Fix PR tree-optimization/19624
4799 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4800 * tree-ssa-pre.c: Add cfgloop.h.
4801 Update comment.
4802 (pre_stats): New member, constified.
4803 (inserted_exprs): New static variable.
4804 (NECESSARY): New macro.
4805 (create_expression_by_pieces): Fold the expression, and
4806 mark it as defaulting to not necessary. Also put in
4807 inserted_exprs.
4808 (fully_constant_expression): New function.
4809 (insert_into_preds_of_block): Modify to not insert phis when we
4810 are playing with induction variables.
4811 Push phis onto the inserted_exprs vector, and mark them as not
4812 necessary by default.
4813 (insert_aux): Call fully_constant_expression on eprime.
4814 If all edges produce the same value, mark it constant.
4815 (mark_operand_necessary): New function.
4816 (remove_dead_inserted_code): New function.
4817 (init_pre): Init loop optimizer to get loop info.
4818 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4819 (execute_pre): Commit edge inserts, then remove dead code.
4821 2005-01-30 Richard Henderson <rth@redhat.com>
4823 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4824 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4826 2005-01-30 Richard Henderson <rth@redhat.com>
4828 PR target/19700
4829 * config/i386/i386.c (ix86_expand_copysign): New.
4830 (ix86_split_copysign_const): New.
4831 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4832 rearrange op1/nmask operands.
4833 * config/i386/i386-protos.h: Update.
4834 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4835 (copysigndf3): Likewise.
4836 (copysignsf3_const, copysigndf3_const): New.
4837 (copysignsf3_var): Rename from copysignsf3, split out splitter
4838 and fix split predicate for X constraint.
4839 (copysigndf3_var): Similarly.
4841 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4843 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4844 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4845 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4847 2005-01-29 Richard Henderson <rth@redhat.com>
4849 PR target/19690
4850 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4851 of # and * in constraints.
4853 2005-01-29 Richard Henderson <rth@redhat.com>
4855 PR middle-end/19689
4856 * expr.c (store_field): Don't strip sub-mode cast when the input
4857 data is even smaller.
4859 2005-01-29 Richard Henderson <rth@redhat.com>
4861 PR middle-end/19687
4862 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4863 union being empty.
4865 2005-01-29 Richard Henderson <rth@redhat.com>
4867 * combine.c (make_field_assignment): Fix argument order
4868 to gen_int_mode.
4870 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4872 PR tree-optimization/15791
4873 * fold-const.c (extract_array_ref): New function.
4874 (fold): Fold comparisons between &a[i] and &a[j] or
4875 semantically equivalent trees.
4877 2005-01-29 Jeff Law <law@redhat.com>
4879 * gcse.c (insert_expr_in_table): Revamp handling of available
4880 and anticipatable occurrence lists to avoid unnecessary list
4881 walking.
4882 (insert_set_in_table): Similarly.
4884 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4886 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4887 build string type.
4888 (c_build_qualified_type): Build qualified array types with
4889 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4890 * c-decl.c (c_make_fname_decl): Build unqualified array type
4891 before qualified type.
4892 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4893 type is qualified, not just if type itself is. Don't apply
4894 qualifiers to array type when declarator is processed. Apply
4895 qualifiers to field type whether or not it is an array type.
4896 Don't handle array types specially for applying qualifiers to
4897 variables.
4898 * c-typeck.c (composite_type): Build unqualified element type and
4899 array type when forming composite of array types.
4900 (common_pointer_type, comptypes, comp_target_types,
4901 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4902 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4903 types.
4904 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4905 (args2) in variables a1 and a2.
4907 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4909 * cse.c (n_elements_made, max_elements_made): Remove.
4910 (insert): Don't touch n_elements_made.
4911 (cse_main): Don't touch n_elements_made or max_elements_made.
4913 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4915 PR target/15384
4916 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4917 configuration part of dp-bit.c to be lost.
4919 2005-01-28 Roger Sayle <roger@eyesopen.com>
4921 * expmed.c (expand_mult_highpart_optab): When attempting to use
4922 a non-widening multiplication in a wider mode, the operands need
4923 to be converted (zero or sign extended) to that mode.
4925 2005-01-28 Ian Lance Taylor <ian@airs.com>
4927 PR middle-end/16558
4928 PR middle-end/19583
4929 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4930 through if both operands fall through.
4932 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4934 * cse.c (fold_rtx) <PC>: Don't optimize.
4936 2005-01-28 Jeff Law <law@redhat.com>
4938 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4939 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4941 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4943 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4944 cse_reg_info_used_list_end): Remove.
4945 (cse_reg_info_list, cse_reg_info_list_free): New.
4946 (get_cse_reg_info): When allocating an instance of
4947 cse_reg_info, add it to the beginning of the cse_reg_info_list
4948 list. Remove code to maintain cse_reg_info_used_list.
4949 (new_basic_block): Reset the free list to the beginning of
4950 cse_reg_info_list.
4952 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4954 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4955 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4956 (frv_expand_mdpackh_builtin): New function.
4957 (frv_expand_builtin): Use it to expand __MDPACKH.
4958 * doc/extend.texi (__MDPACKH): Update documentation.
4960 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4962 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4963 SSE_FLOAT_MODE_P for use_sse computation.
4965 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4967 PR target/19663
4968 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4970 2005-01-27 Richard Henderson <rth@redhat.com>
4972 * builtins.c (expand_builtin_copysign): New.
4973 (expand_builtin): Call it.
4974 * genopinit.c (optabs): Add copysign_optab.
4975 * optabs.c (init_optabs): Initialize it.
4976 (expand_copysign): New.
4977 * optabs.h (OTI_copysign, copysign_optab): New.
4978 (expand_copysign): Declare.
4980 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4981 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4983 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4984 (ix86_expand_fp_absneg_operator): ... here.
4985 (ix86_split_copysign): New.
4986 * config/i386/i386-protos.h: Update.
4987 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4988 (copysignsf3, copysigndf3): New.
4990 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4991 (copysignsf3, ncopysignsf3): New.
4992 (copysigndf3, ncopysigndf3): New.
4993 (copysignxf3, ncopysignxf3): New.
4994 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4996 2005-01-27 Arend Bayer <arend.bayer@web.de>
4997 Kazu Hirata <kazu@cs.umass.edu>
4999 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5000 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5001 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5002 NULL_RTX.
5004 2005-01-27 Jeff Law <law@redhat.com>
5006 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5007 definitions of SSA_NAMEs which are not being rewritten.
5008 (rewrite_ssa_into_ssa): Only initialize the current definition
5009 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5010 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5011 SSA_NAMEs before returning.
5013 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5015 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5016 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5017 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5018 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5019 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5021 2005-01-27 Steven Bosscher <stevenb@suse.de>
5023 PR middle-end/17278
5024 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5025 higher to -O2 and higher. Likewise for tree PRE.
5026 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5027 and better.
5029 2005-01-27 Ian Lance Taylor <ian@airs.com>
5031 PR middle-end/19583
5032 * gimple-low.c (try_catch_may_fallthru): New static function.
5033 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5034 * tree-inline.c (expand_call_inline): Don't warn about reaching
5035 the end of a non-void function being inlined if the function uses
5036 a return slot.
5038 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5040 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5042 PR c/18946
5043 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5044 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5045 (implicitly_declare): Handle error_mark_node.
5047 2005-01-27 Richard Henderson <rth@redhat.com>
5049 PR tree-opt/14329
5050 * tree.h (struct tree_decl): Add debug_expr_is_from.
5051 (DECL_DEBUG_EXPR_IS_FROM): New.
5052 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5053 * dwarf2out.c (dwarf2out_var_location): Update to match.
5054 * tree-outof-ssa.c (create_temp): Likewise.
5055 * var-tracking.c (track_expr_p): Likewise.
5056 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5057 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5058 * toplev.c (default_tree_printer): Likewise.
5060 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5062 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5063 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5065 2005-01-27 Steven Bosscher <stevenb@suse.de>
5067 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5068 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5069 ASM_CLOBBERS): Add tree checks.
5071 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5072 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5073 * c-common.def (SWITCH_STMT): Update to match.
5074 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5075 macros instead of SWITCH_EXPR ones.
5076 * c-dump.c (c_dump_tree): Likewise.
5077 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5078 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5080 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5082 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5084 * unwind-dw2.c (execute_stack_op): Add missing cases for
5085 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5087 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5089 * config.gcc (Obsolete configurations): Remove 'dummy', add
5090 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5091 sparc-*-openbsd*.
5093 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5095 PR tree-optimization/19633
5096 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5097 CALL_EXPRs.
5098 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5099 are no call-clobbered variables.
5100 * tree-outof-ssa.c (check_replaceable): Return false for calls
5101 with side-effects.
5103 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5105 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5106 even for variables with NULL DECL_INITIAL.
5108 2005-01-26 Stuart Hastings <stuart@apple.com>
5110 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5112 2005-01-26 Richard Henderson <rth@redhat.com>
5114 PR middle-end/18008
5115 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5116 field's type.
5117 * expr.c (store_field): Strip conversions to odd-bit-sized types
5118 if the destination field width matches.
5120 2005-01-26 Richard Henderson <rth@redhat.com>
5122 * c-decl.c, expmed.c, expr.c: Revert last change.
5124 2005-01-26 Richard Henderson <rth@redhat.com>
5126 PR middle-end/18008
5127 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5128 field's type.
5129 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5130 if we don't need the bits above those present in the current mode.
5131 * expr.c (store_field): Strip conversions to odd-bit-sized types
5132 if the destination field width matches.
5134 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5136 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5137 either -ffast-math or -funsafe-math-optimizations is in use.
5139 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5141 PR target/19293
5142 PR target/19329
5143 * config/avr/avr.c (notice_update_cc): Only set condition code for
5144 ashrqi3 if shift count > 0.
5145 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5146 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5147 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5148 count <= 0 as a no-op, and shift count >= width by copying zero
5149 or sign bit to all bits of the result.
5150 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5151 count, with attribute "length" set to 0 and "cc" set to "none".
5153 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5155 * doc/invoke.texi: Document -mTLS.
5157 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5158 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5159 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5160 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5161 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5162 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5163 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5164 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5166 * configure.ac: Check for a TLS capable gas.
5168 * configure: Regenerate.
5170 2005-01-26 Richard Henderson <rth@redhat.com>
5172 PR middle-end/18008
5173 * combine.c (make_field_assignment): Simplify store to zero_extract
5174 from a source with an overlapping mask.
5176 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5178 2004-11-11 Eric Christopher <echristo@redhat.com>
5180 * config/frv/frv.md: Add fr400_integer automaton. Don't
5181 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5182 to TYPE_MACC.
5184 2005-01-26 Steven Bosscher <stevenb@suse.de>
5186 PR middle-end/16585
5187 * cfgbuild.c (make_edges): Do not clear or set
5188 current_function_has_computed_jump.
5189 * function.h (struct function): Remove the has_computed_jump field.
5190 (current_function_has_computed_jump): Do not define.
5191 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5192 in a computed jump. Ignore current_function_has_computed_jump.
5194 2005-01-26 Richard Henderson <rth@redhat.com>
5196 PR middle-end/19515
5197 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5198 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5199 fully initialized.
5200 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5201 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5202 objects into static storage if they have more than one non-zero value.
5203 * tree.h (categorize_ctor_elements): Update decl.
5205 2005-01-26 Steven Bosscher <stevenb@suse.de>
5207 PR middle-end/19616
5208 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5209 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5210 to this function from 2004-07-10.
5211 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5212 the current function for tail call optimizations if the address
5213 of one of it its arguments is taken.
5215 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5217 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5219 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5221 * function.c (expand_function_end): If current_function_calls_alloca,
5222 emit stack restore in a place that is reached when the function falls
5223 through at the end.
5225 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5227 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5228 rule to avoid matching inappropriate suffix rule.
5230 2005-01-26 Jan Hubicka <jh@suse.cz>
5232 PR tree-optimization/19241
5233 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5235 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5237 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5238 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5239 of doubling.
5240 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5241 <sim*>: Always use crt1.o, regardless of N in simN.
5242 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5243 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5244 (CRT_CALL_STATIC_FUNCTION): Remove.
5245 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5246 use crt1.o, regardless of N in simN.
5247 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5248 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5249 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5250 case isystem setting.
5251 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5253 2005-01-25 Ian Lance Taylor <ian@airs.com>
5255 * gimple-low.c (block_may_fallthru): Correct handling of
5256 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5258 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5260 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5261 handlers to match indentation; nested under the mtune=* handler.
5262 Similar for mcpu= and march=.
5264 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5266 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5267 * config/mips/linux64.h (LIB_SPEC): Likewise.
5268 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5269 * config/sh/linux.h (LIB_SPEC): Likewise.
5271 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5273 * config/frv/frv.c (frv_legitimize_tls_address): New.
5274 (TARGET_HAVE_TLS): Define.
5275 (FRV_SYMBOL_REF_TLS_P): Define.
5276 (frv_override_options): Handle new register classes.
5277 (frv_legitimate_address_p): Reject tls addresses.
5278 (frv_legitimize_address): Handle TLS addresses.
5279 (gen_inlined_tls_plt): New.
5280 (gen_tlsmoff): New.
5281 (frv_legitimize_tls_address): New.
5282 (unspec_got_name): Add TLS entries.
5283 (got12_operand): Add R_FRV_TLSMOFF12 case.
5284 (frv_emit_move): Fixup TLS addresses.
5285 (frv_emit_movsi): Legitimize TLS addresses.
5287 * config/frv/frv.h (MASK_BIG_TLS): New.
5288 (TARGET_BIG_TLS): New.
5289 (HAVE_AS_TLS): Define.
5290 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5291 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5292 (REG_CLASS_NAMES): Same.
5293 (REG_CLASS_CONTENTS): Same.
5294 (CONSTRAINT_LEN): New.
5295 (REG_CLASS_FROM_CONSTRAINT): New.
5296 (PREDICATE_CODES): Add symbolic_operand.
5298 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5299 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5300 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5301 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5302 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5303 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5304 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5305 GR9_REG, GR14_REG, LRREG.
5306 (type): Add load_or_call attribute.
5307 ("load_or_call"): New reservation.
5308 ("call_gettlsoff"): New.
5309 ("tls_indirect_call"): New.
5310 ("tls_load_gottlsoff12"): New.
5311 ("tlsoff_hilo"): New.
5312 ("tls_tlsdesc_ldd"): New.
5313 ("tls_tlsoff_ld"): New.
5314 ("tls_lddi"): New.
5316 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5318 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5320 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5321 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5322 * config/frv/frv.c (TLS_BIAS): Define.
5323 (frv_output_dwarf_dtprel): New.
5325 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5327 PR rtl-optimization/19579
5328 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5329 both A and B, see if they don't clobber registers the other expr uses.
5331 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5333 * real.c (do_add): Initialize signalling and canonical members.
5335 * real.c (real_from_integer): Zero out destination.
5337 2005-01-18 Jan Hubicka <jh@suse.cz>
5339 PR tree-optimize/19337
5340 * tree-inline.c (initialize_inlined_parameters): Copy
5341 saved_static_chain_decl only.
5343 2005-01-25 Richard Henderson <rth@redhat.com>
5345 PR target/19556
5346 PR target/19584
5347 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5348 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5349 80387 enabled, to return a proper subclass. Return the subset that
5350 overlaps with GENERAL_REGS for PLUS.
5351 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5353 2005-01-25 Richard Henderson <rth@redhat.com>
5355 PR middle-end/19609
5356 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5358 2005-01-25 Roger Sayle <roger@eyesopen.com>
5360 * expmed.c (choose_multiplier): Change interface to return the
5361 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5362 (expand_divmod): Update calls to choose_multiplier.
5364 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5366 PR middle-end/19330
5367 * expmed.c (extract_bit_field): Use adjust_address instead of
5368 gen_lowpart when op0 is a MEM.
5370 2005-01-24 Steven Bosscher <stevenb@suse.de>
5372 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5374 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5376 * config/mips/irix-csr.c: New file.
5377 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5378 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5379 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5380 executables.
5382 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5384 PR bootstrap/19364
5385 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5386 sparc/elf.h, add sparc/sp-elf.h.
5387 (sparc-*-rtems*): Likewise.
5388 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5389 tm-dwarf2.h, add sparc/sp-elf.h.
5390 (sparc86x-*-elf): Likewise.
5391 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5392 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5393 TARGET_OS_CPP_BUILTINS.
5394 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5395 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5396 Undefine it.
5397 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5398 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5399 (SWITCH_TAKES_ARG): Likewise.
5400 (LOCAL_LABEL_PREFIX): Likewise.
5401 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5402 (TARGET_N_FORMAT_TYPES): Delete.
5403 (TARGET_FORMAT_TYPES): Likewise.
5404 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5405 * config/sparc/elf.h: Delete.
5406 * config/sparc/sp-elf.h: New file.
5408 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5410 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5411 * tree-flow.h: Remove the corresponding prototype.
5412 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5413 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5415 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5417 PR target/17751
5418 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5419 for AIX ABI or ELF -fPIC.
5420 (rs6000_emit_load_toc_table): Don't create toc_section here.
5421 (rs6000_xcoff_file_start): Nor here.
5423 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5425 * sh.c (ra.h): Don't #include.
5426 (hard_regs_intersect_p): New function, resurrected from ra.c.
5428 * sh.c: Fix 1996 Copyright.
5430 2005-01-24 Richard Henderson <rth@redhat.com>
5431 Aldy Hernandez <aldyh@redhat.com>
5433 * regrename.c (note_sets): Handle subregs.
5435 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5437 PR bootstrap/18058
5438 * genconditions.c (write_header, write_conditions): Elide file if
5439 not GCC >= 3.0.1.
5441 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5443 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5444 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5445 Update copyright.
5447 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5449 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5450 expand_builtin_printf, expand_builtin_fprintf,
5451 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5452 checking against POINTER_TYPE.
5453 (validate_arglist): Handle POINTER_TYPE code by checking
5454 POINTER_TYPE_P.
5456 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5458 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5459 init_rtlanal): New.
5460 (for_each_rtx): Call for_each_rtx_1.
5461 * rtl.h (init_rtlanal): Declare.
5462 * toplev.c (backend_init): Call init_rtlanal.
5464 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5466 * flow.c (propagate_one_insn): Formatting.
5468 PR middle-end/19551
5469 * flow.c (libcall_dead_p): Be more conservative if unsure.
5470 If there are any instructions between insn and call, see if they are
5471 all dead before saying the libcall is dead.
5473 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5475 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5476 operand constraint for operand 0.
5478 2005-01-23 Richard Henderson <rth@redhat.com>
5480 PR 19486
5481 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5482 edges leading to join block.
5484 2005-01-23 Roger Sayle <roger@eyesopen.com>
5486 * expmed.c (expand_mult_highpart): Make static. Change type of
5487 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5488 (expand_divmod): Updates calls to expand_mult_highpart by using
5489 gen_int_mode to pass a CONST_INT rtx.
5490 * rtl.h (expand_mult_highpart): Remove prototype.
5492 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5494 * flow.c (regset_bytes, regset_size): Remove.
5496 * cfganal.c: Fix a reference to Harvey's paper.
5498 2005-01-23 Steven Bosscher <stevenb@suse.de>
5500 PR rtl-optimization/19464
5501 * tree-optimize.c (init_tree_optimization_passes): Add one more
5502 copyrename pass just before out-of-ssa.
5504 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5506 PR bootstrap/18058
5507 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5508 * ggc-none.c (ggc_free): Define.
5510 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5512 * cse.c (max_reg, max_insn_uid): Remove.
5513 (cse_main): Don't access max_reg or max_insn_uid.
5515 * c-common.c (explicit_flag_signed_bitfields,
5516 lang_statement_code_p, lang_expand_function_end): Remove.
5517 * c-common.h: Remove the corresponding declarations.
5518 * c-opts.c (c_common_handle_option): Remove all write access
5519 to explicit_flag_signed_bitfields.
5521 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5522 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5523 * cgraph.h: Remove the corresponding declaration.
5525 * gcse.c (null_pointer_info): Remove.
5527 2005-01-23 Roger Sayle <roger@eyesopen.com>
5528 Eric Botcazou <ebotcazou@libertysurf.fr>
5530 * combine.c (simplify_logical): Only simplify logical expressions
5531 of the form ior(and(x,y),z) by the inverse distributive law if the
5532 result is cheaper than the original.
5534 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5536 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5537 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5538 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5539 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5540 config/freebsd-spec.h, config/arm/arm.h,
5541 config/h8300/h8300.md, config/i386/i386.md,
5542 config/i386/predicates.md, config/i386/sse.md,
5543 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5544 config/vax/vax.md: Fix comment typos. Follow spelling
5545 conventions.
5547 2005-01-23 Steven Bosscher <stevenb@suse.de>
5549 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5550 tests, instead of `less than'.
5552 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5554 * function.c (assign_parm_setup_block): When creating a new stack slot
5555 for a parameter, get its alignment from the parameter's DECL_ALIGN
5556 rather than the type's TYPE_ALIGN. Make sure that the parameter
5557 is at least word aligned.
5559 2005-01-22 Roger Sayle <roger@eyesopen.com>
5561 PR middle-end/19378
5562 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5564 2005-01-22 Richard Henderson <rth@redhat.com>
5566 PR target/19506
5567 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5568 in both compare operands.
5569 (movdfcc_1_sse_max): Likewise.
5570 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5571 (movdfcc_1_sse): Likewise.
5572 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5573 scratch register as needed.
5575 2005-01-22 Richard Henderson <rth@redhat.com>
5577 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5579 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5581 2005-01-22 Richard Henderson <rth@redhat.com>
5583 * genopinit.c (optabs): Use smin/smax for floating point too.
5584 * doc/md.texi: Update to match. Clarify that floating point
5585 results are undefined for +0/-0 and NaN.
5586 * doc/rtl.texi: Likewise.
5587 * rtl.def (SMIN, SMAX): Likewise
5588 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5590 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5591 leading 's' to the name.
5592 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5593 smaxxf3, sminxf3): Likewise.
5594 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5595 Likewise.
5597 2005-01-22 Paul Brook <paul@codesourcery.com>
5599 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5601 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5603 * config/s390/s390.c (struct processor_costs): New fields
5604 dlgr, dlr, dr, dsgfr, dsgr.
5605 (z900_cost, z990_cost): Values for new fields.
5606 (s390_rtx_costs): New cases MEM und COMPARE in switch
5607 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5608 DIV, MOD, UDIV, UMOD.
5610 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5612 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5613 into the register being decremented.
5614 ("doloop_si31", "doloop_di"): Likewise.
5615 ("*doloop_si_long"): Adapt pattern.
5617 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5619 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5620 access registers.
5621 (CLASS_MAX_NREGS): Likewise.
5623 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5625 * doc/tree-ssa.texi (Statement Operands): Add example for new
5626 must-def macro. Note deprecation of old operands interface.
5628 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5630 PR tree-optimization/19484
5631 * tree-cfg.c (remove_fallthru_edge): New function.
5632 (cleanup_control_flow): Remove fallthru edges from calls that are
5633 now known not to return.
5635 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5637 Fix PR tree-optimization/19038
5638 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5639 copies with loop variant ones.
5641 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5643 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5644 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5645 config/alpha/alpha.md, config/alpha/predicates.md,
5646 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5647 config/sparc/sol2.h: Update copyright.
5649 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5650 first label to see if it is a nonlocal label.
5652 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5653 Andrew Pinski <pinskia@physics.uc.edu>
5655 PR target/19491
5656 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5657 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5659 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5661 * config/rs6000/rtems.h: Update copyright.
5663 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5665 PR target/19548
5666 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5667 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5668 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5670 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5672 PR c/18809
5673 * c-typeck.c (convert_arguments): Check for error_mark_node.
5675 2005-01-21 Ian Lance Taylor <ian@airs.com>
5677 PR tree-optimization/13000
5678 * tree-inline.c: Include "tree-flow.h".
5679 (expand_call_inline): If warn_return_type, warn if non-void inline
5680 function falls through.
5681 * tree-cfg.c (execute_warn_function_return): Don't warn about
5682 control reaching end if TREE_NO_WARNING is set. Set
5683 TREE_NO_WARNING.
5684 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5685 has been lowered.
5686 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5687 branch if we don't need one.
5688 * c-typeck.c: Include "tree-flow.h"
5689 (c_finish_bc_stmt): Don't add a goto if the current statement
5690 list doesn't fall through to the current point.
5692 2005-01-21 Roger Sayle <roger@eyesopen.com>
5694 PR rtl-optimization/576
5695 * real.c (real_arithmetic): Change return type from void to bool
5696 to return an indication that the result may be inexact.
5697 * real.h (real_arithmeric): Update prototype.
5698 * fold-const.c (const_binop): Don't constant fold floating
5699 point expressions when the user specifies -frounding-math and
5700 the result may depend upon the run-time rounding mode.
5701 (fold_convert_const_real_from_real): Clean-up.
5702 (fold_initializer): Ignore flag_rounding_math for initializers.
5703 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5704 constant fold FP operations with flag_rounding_math if the
5705 result may depend upon the run-time rounding mode.
5707 2005-01-21 Tom Tromey <tromey@redhat.com>
5709 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5711 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5713 * tree-cfg.c: Fix comment typos.
5715 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5717 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5718 around the call to rest_of_handle_branch_target_load_optimize.
5720 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5722 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5723 (sparc64-*-openbsd*): Likewise.
5724 (sparclite-*-elf*): Include tm-dwarf2.h.
5725 (sparc86x-*-elf*): Likewise.
5726 (sparc64-*-elf*): Likewise.
5727 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5728 (DBX_DEBUGGING_INFO): Likewise.
5729 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5730 (PREFERRED_DEBUGGING_TYPE): Likewise.
5731 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5732 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5733 (PREFERRED_DEBUGGING_TYPE): Likewise.
5734 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5735 (PREFERRED_DEBUGGING_TYPE): Likewise.
5736 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5738 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5740 PR target/18701
5741 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5743 2005-01-20 Paul Brook <paul@codesourcery.com>
5745 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5747 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5749 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5750 label is first in a sequence of labels.
5752 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5754 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5755 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5757 * doc/sourcebuild.texi (Test Directives): New.
5759 2005-01-20 Roger Sayle <roger@eyesopen.com>
5761 * real.c (real_floor): Don't leave the result uninitialized when
5762 mode is VOIDMode, but return the unrounded intermediate value.
5763 (real_ceil): Likewise.
5765 2005-01-20 Paul Brook <paul@codesourcery.com>
5767 * config/arm/arm.md (insv): Use gen_int_mode.
5769 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5771 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5772 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5773 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5774 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5775 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5777 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5779 Fix PR debug/19124
5780 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5781 fbreg, so we have to assume we can't.
5782 (loc_descriptor_from_tree_1): Ditto.
5783 (containing_function_has_frame_base): New function.
5784 (add_location_or_const_value_attribute): Use it.
5785 Also try to generate a frame_base from a single element location
5786 list.
5788 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5790 PR tree-optimization/15349
5791 * timevar.def (TV_TREE_MERGE_PHI): New.
5792 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5793 PHI_WANTED.
5794 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5795 calls to tree_forwarder_block_p.
5796 (remove_forwarder_block_with_phi, merge_phi_nodes,
5797 gate_merge_phi, pass_merge_phi): New.
5798 * tree-optimize.c (init_tree_optimization_passes): Add
5799 pass_merge_phi.
5800 * tree-pass.h: Add an extern for pass_merge_phi;
5802 2005-01-20 Richard Henderson <rth@redhat.com>
5804 PR target/19418
5805 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5806 (_mm_castps_pd, _mm_castps_si128): New.
5807 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5809 2005-01-20 Richard Henderson <rth@redhat.com>
5811 PR target/19530
5812 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5813 __builtin_ia32_vec_init_v2si.
5814 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5815 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5816 (ix86_init_mmx_sse_builtins): Create it.
5817 (ix86_expand_builtin): Expand it.
5818 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5819 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5820 (vec_extractv2si_0, vec_extractv2si_1): New.
5822 2005-01-20 Richard Henderson <rth@redhat.com>
5824 PR target/16533
5825 * config/i386/i386.c (ix86_expand_push): New.
5826 * config/i386/mmx.md (push<MMXMODE>1): New.
5827 * config/i386/sse.md (push<SSEMODE>1): New.
5828 * config/i386/i386-protos.h: Update.
5830 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5832 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5833 copyright.
5835 2005-01-20 Richard Henderson <rth@redhat.com>
5837 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5838 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5840 2005-01-19 Richard Henderson <rth@redhat.com>
5842 PR target/19350
5843 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5844 to V4SFmode in SSE1 fallback load path.
5846 2005-01-19 Richard Henderson <rth@redhat.com>
5848 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5849 in QImode expansion to ix86_expand_vector_set.
5850 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5852 2005-01-19 Richard Henderson <rth@redhat.com>
5854 PR target/19511
5855 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5856 subclass of the input class.
5857 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5858 Always true for cross-SSE1 classes. Rationalize conditionals.
5859 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5860 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5861 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5862 (movdi_2): Add MMX/SSE zeros.
5863 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5864 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5865 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5866 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5867 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5868 (zero_extendsidi2_rex64_1): Remove.
5869 (MOV0 peephole): Check GENERAL_REG_P.
5871 2005-01-19 Richard Henderson <rth@redhat.com>
5873 PR target/19427
5874 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5875 shufps elements.
5876 (ix86_expand_vector_extract): Likewise.
5878 2005-01-19 Richard Henderson <rth@redhat.com>
5880 PR middle-end/19304
5881 * expr.c (emit_move_change_mode): New argument force; use
5882 simplify_gen_subreg if true.
5883 (emit_move_via_alt_mode): Merge into ...
5884 (emit_move_via_integer): ... here.
5885 (emit_move_ccmode): Use emit_move_change_mode directly.
5887 2005-01-19 Richard Henderson <rth@redhat.com>
5889 PR target/19518
5890 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5891 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5892 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5893 rtl if true.
5894 (alpha_emit_set_const): Likewise. Make static.
5895 (alpha_emit_set_long_const): Make static.
5896 (alpha_extract_integer): Split out from alpha_expand_mov.
5897 (alpha_split_const_mov): Likewise.
5898 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5899 (alpha_legitimate_constant_p): New.
5900 * config/alpha/alpha-protos.h: Update.
5901 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5902 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5903 * config/alpha/alpha.md (movsi): Add n alternative.
5904 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5905 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5906 (splitters for all of the above): Use alpha_split_const_mov.
5907 * config/alpha/predicates.md (non_add_const_operand): New.
5908 (non_zero_const_operand): New.
5909 (input_operand): Use alpha_legitimate_constant_p after reload.
5911 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5913 PR tree-optimization/19038
5914 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5915 (add_candidate): Add ivs with increment in latch only if
5916 allow_ip_end_pos_p is true.
5917 (determine_iv_cost): Use empty_block_p.
5919 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5921 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5922 (compute_dominance_frontiers): Ditto.
5924 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5926 PR target/19529
5927 * config/sh/t-rtems: New.
5928 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5930 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5932 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5933 the offset of the selected field.
5935 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5937 * tree-cfg.c (remove_forwarder_block): Fix the check to
5938 prevent a nonlocal label from appearing in the middle of a
5939 basic block.
5941 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5943 PR rtl-optimization/19462
5944 * reorg.c (find_end_label): Create return insn only if
5945 current_function_epilogue_delay_list is empty.
5947 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5949 * doc/passes.texi: Remove paragraph mentioning new-ra.
5951 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5953 PR rtl-optimization/15139
5954 * combine.c: Include params.h.
5955 (count_rtxs): New function.
5956 (record_value_for_reg): If replace_rtx would replace at least
5957 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5958 (clobber (const_int 0)) instead of TEM.
5959 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5960 * params.h (MAX_LAST_VALUE_RTL): New.
5961 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5962 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5964 PR c/17297
5965 * c-typeck.c (digest_init): Only call build_vector if all constructor
5966 elements are *_CST nodes.
5967 * gimplify.c (gimplify_init_constructor): Likewise.
5969 PR middle-end/19164
5970 * c-typeck.c (digest_init): Only call build_vector if inside_init
5971 is a CONSTRUCTOR.
5973 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5975 * toplev.c (init_asm_output): Remove dead #ifdef.
5977 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5979 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5981 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5983 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5984 accessing DECL_FUNCTION_CODE.
5985 * dojump.c (do_jump): Likewise.
5986 * gimplify.c (gimplify_call_expr): Likewise.
5987 * predict.c (expr_expected_value): Likewise.
5988 (strip_builtin_expect): Likewise.
5989 * tree-inline.c (estimate_num_insns_1): Likewise.
5990 * tree-ssa-loop-im.c (stmt_cost): Likewise
5991 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5992 (tree_expr_nonnegative_p): Likewise.
5994 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5996 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5997 variant of the load_pcrel_sym pattern.
5998 * config/sparc/sparc.md (P macro): Move to the top.
5999 (load_pcrel_sym): Macroize using P.
6000 (save_register_window): Likewise.
6002 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6004 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6005 ("sordered"): Same.
6007 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6009 PR C/19472
6010 * c-typeck.c (build_asm_expr): Strip nops off
6011 input memory operands.
6013 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6015 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6016 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6017 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6018 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6020 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6022 PR target/19379
6023 * config/i386/i386.c (override_options): If the 80387 is disabled,
6024 then do not return FP values using FP registers.
6026 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6028 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6029 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6030 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6031 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6032 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6033 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6034 output.h, postreload-gcse.c, postreload.c, recog.c,
6035 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6036 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6037 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6038 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6039 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6040 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6041 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6042 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6044 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6045 config/alpha/alpha.c, config/arm/vfp.md,
6046 config/i386/emmintrin.h, config/i386/i386-modes.def,
6047 config/i386/i386-protos.h, config/i386/i386.h,
6048 config/i386/pmmintrin.h, config/i386/ppro.md,
6049 config/i386/predicates.md, config/i386/xmmintrin.h,
6050 config/i860/i860.c, config/ia64/ia64-modes.def,
6051 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6052 config/ia64/ia64.md, config/ia64/itanium1.md,
6053 config/ia64/itanium2.md, config/ia64/predicates.md,
6054 config/iq2000/iq2000.h, config/mips/linux64.h,
6055 config/rs6000/aix41.h, config/rs6000/aix43.h,
6056 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6057 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6058 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6059 config/sparc/linux64.h, config/sparc/litecoff.h,
6060 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6061 config/sparc/sparc.h, config/sparc/sparc.md,
6062 config/sparc/sysv4-only.h: Update copyright.
6064 2005-01-18 Richard Henderson <rth@redhat.com>
6066 PR target/19496
6067 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6069 2005-01-18 Marc Espie <espie@openbsd.org>
6070 * config/i386/openbsdelf.h: Typo.
6072 2005-01-18 Richard Henderson <rth@redhat.com>
6074 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6075 special case for sse.
6076 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6078 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6080 * tree-inline.c (estimate_num_insns_1): Added cases for
6081 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6083 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6085 PR rtl-optimization/19296
6086 * combine.c (simplify_comparison): Rewrite the condition under
6087 which a non-paradoxical SUBREG of a PLUS can be lifted when
6088 compared against a constant.
6090 2005-01-18 Andi Kleen <ak@muc.de>
6092 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6093 * c.opt (-Wpointer-sign): Add.
6094 * doc/invoke.texi: (-Wpointer-sign): Add.
6096 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6098 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6099 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6100 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6101 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6102 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6103 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6104 for TARGET_MIX_SSE_I387.
6105 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6106 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6107 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6108 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6109 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6110 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6111 TARGET_MIX_SSE_I387.
6112 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6113 from expander.
6115 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6117 PR target/19424
6118 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6119 Add movaps alternative for xmm reg->reg move.
6121 2005-01-17 Jeff Law <law@redhat.com>
6123 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6124 at the end of the main DOM loop rather than just before DOM exits.
6126 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6128 PR tree-optimization/19121
6129 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6130 adding aliases to a name tag, also add them to the pointer's
6131 type tag.
6132 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6133 sensitive alias info at all. Only check that the two pointers
6134 have compatible pointed-to sets.
6135 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6136 a pointer's type tag is a superset of the alias set of the
6137 pointer's name tag.
6139 2005-01-17 James E Wilson <wilson@specifixinc.com>
6141 PR target/19357
6142 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6143 comment to document why.
6145 2005-01-17 Richard Henderson <rth@redhat.com>
6147 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6148 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6149 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6150 sse2_vmsminv2df3_finite): New.
6151 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6152 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6153 Force op1 into register.
6155 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6157 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6158 bubblestrap from always rebuilding build directory.
6160 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6162 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6163 ("*cmpmem_short"): Likewise.
6165 2005-01-17 Steven Bosscher <stevenb@suse.de>
6167 * basic-block.h: Document BB_* flags.
6168 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6169 use an sbitmap instead.
6170 * sched-rgn.c (compute_trg_info): Likewise.
6172 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6174 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6175 redundant target_cpu_default and extra_parts lines. Use the default
6176 "from-abi" ISA.
6177 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6178 (SUBTARGET_EXTRA_SPECS): Delete.
6179 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6180 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6181 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6182 and "n32" for -mabi=n32.
6184 2005-01-17 Ian Lance Taylor <ian@airs.com>
6186 PR c/5675
6187 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6188 fold constant variables into initial values.
6190 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6192 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6194 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6195 through the statements backward.
6197 2005-01-17 Ian Lance Taylor <ian@airs.com>
6199 PR middle-end/13127:
6200 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6201 a variable set to the return value of the inlined function.
6203 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6205 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6206 when modes are tieable.
6208 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6210 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6211 of pthread_create to find out if threads are enabled.
6212 * gthr-posix95.h (__gthread_active_p): Likewise.
6214 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6216 * common.opt (-fnew-ra): Remove.
6217 * ra*.*: Remove.
6218 * toplev.h (flag_new_regalloc): Remove.
6219 * Makefile.in (ra*.*): Don't mention.
6220 * passes.c (rest_of_handle_new_regalloc): Remove.
6221 (rest_of_handle_combine, rest_of_compilation): Always consider
6222 flag_new_regalloc as false.
6223 * doc/invoke.texi: Don't document -fnew-ra.
6225 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6227 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6228 last parameter to reg_scan.
6229 * loop.c (loop_optimize): Likewise.
6230 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6231 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6232 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6233 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6234 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6235 * regclass.c (reg_scan): Likewise, for the declaration.
6236 * rtl.h (reg_scan): Likewise, for the prototype.
6238 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6240 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6241 mark_dfs_back_edges.
6243 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6245 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6246 (compute_avail): Uses don't go in tmp_gen.
6248 2005-01-16 Steven Bosscher <stevenb@suse.de>
6250 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6251 loop to look for a free slot in a page entry.
6253 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6255 PR target/16304
6256 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6257 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6258 just before targetm.asm_out.file_end.
6259 * tree.h (process_pending_assemble_output_defs): Declare.
6260 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6261 New functions.
6262 (assemble_alias): Defer generation of assembly code for defines when
6263 TARGET_DEFERRED_OUTPUT_DEFS is true.
6264 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6265 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6266 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6268 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6270 PR target/19336
6271 * pa.c (pa_scalar_mode_supported_p): New function.
6272 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6273 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6275 * pa-protos.h (prefetch_operand): Delete.
6276 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6277 * pa.c (prefetch_operand): Delete.
6278 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6279 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6280 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6281 and prefetch_nocc_operand.
6282 * pa.md (prefetch): Rework to avoid reload problems handling short
6283 displacements when a cache control completer needs to be provided.
6284 (prefetch_32, prefetch_64): Delete.
6285 (prefetch_cc, prefetch_nocc): New patterns.
6287 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6289 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6291 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6293 PR ada/19388
6294 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6295 exceeds maximum alignment for global common data.
6296 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6297 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6299 2004-01-15 Roger Sayle <roger@eyesopen.com>
6301 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6303 2004-01-15 Roger Sayle <roger@eyesopen.com>
6305 * harg-reg-set.h (reg_class_names): Prototype global array.
6306 * regclass.c (reg_class_names): Declare here and initialize to
6307 REG_CLASS_NAMES.
6308 (dump_regclass): Remove local declaration of reg_class_names.
6309 (regclass): Likewise.
6310 * cfg.c (dump_flow_info): Likewise.
6311 * ra-debug.c (reg_class_names): Likewise.
6312 * regrename.c (reg_class_names): Likewise.
6313 * reload.c (reg_class_names): Likewise.
6314 * reload1.c (spill_failure): Likewise.
6315 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6317 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6319 * config/s390/s390.md ("reload_outti"): Remove predicate for
6320 output operand. Abort if operand is not a MEM.
6321 ("reload_outdi", "reload_outdf"): Likewise.
6323 2005-01-15 Marc Espie <espie@openbsd.org>
6325 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6326 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6327 * config/openbsd.h: Fix C++ includes for native configurations.
6328 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6329 Add trampoline support.
6330 * config/i386/openbsdelf.h: New.
6332 2005-01-15 Marc Espie <espie@openbsd.org>
6334 * collect2.c (main): Explicitly parse -dynamic-linker option.
6336 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6338 PR tree-optimization/19060
6339 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6340 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6341 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6342 and handle extract_range_from_cond returning false.
6343 * fold-const.c (fold): Optimize comparisons with min/max even for
6344 width > HOST_BITS_PER_WIDE_INT.
6346 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6348 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6349 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6350 Remove little endian multilib variants.
6351 Add mips32 multilib variant.
6353 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6355 * explow.c (copy_all_reg, stabilize): Remove.
6356 * expr.h: Remove the corresponding prototypes.
6358 * rtlanal.c (regs_set_between_p): Remove.
6359 * rtl.h: Remove the corresponding prototype.
6361 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6363 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6364 to rs6000_nonimmediate_operand.
6365 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6366 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6367 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6368 rs6000_nonimmediate_operand.
6369 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6370 rs6000_nonimmediate_operand.
6372 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6374 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6376 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6378 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6379 on e500v2.
6380 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6381 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6383 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6384 (rs6k_nonimmediate_operand): New.
6385 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6386 correctly.
6387 (legitimate_lo_sum_address_p): Same.
6388 (rs6000_legitimize_address): Same.
6389 (rs6000_legitimize_reload_address): Same.
6390 (rs6000_legitimate_address): Same.
6391 (spe_build_register_parallel): Pass DF and DC modes in a DI
6392 register.
6394 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6395 to rs6k_nonimmediate_operand.
6397 * config/rs6000/spe.md ("*frob_df_di"): New.
6398 ("*frob_di_df"): New.
6399 ("*frob_di_df_2"): New.
6400 ("*mov_sidf_e500_subreg0"): New.
6401 ("*mov_sidf_e500_subreg4"): New.
6402 ("*movdf_e500_double"): Change predicate to
6403 rs6k_nonimmediate_operand.
6405 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6407 * postreload.c (move2add_note_store): Only call
6408 trunc_int_for_mode on scalar integers.
6410 2005-01-14 Steven Bosscher <stevenb@suse.de>
6412 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6413 replace BB_VISITED uses.
6414 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6415 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6416 (tree_dce_done): Free visited_control_parents.
6417 (perform_tree_ssa_dce): Allocate and clear it.
6418 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6419 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6420 instead of BB_VISITED.
6422 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6424 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6425 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6426 Remove unused prototypes.
6428 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6430 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6431 64-bit register usage.
6432 (spe_func_has_64bit_regs_p): Add FIXME note.
6434 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6436 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6437 flag_finite_math_only with flag_unsafe_math_optimizations.
6439 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6441 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6442 end-of-stack check.
6443 (__tpf_eh_return): Copy TPF private stack area from the module
6444 boundary stack frame. Add check for when module addresses are
6445 equal, but no stub address is found.
6447 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6449 PR target/7525
6450 * arm.h (struct machine_function): Add call_via field.
6451 (thumb_call_via_label): Declare.
6452 * arm.c (thumb_call_via_label): New variable.
6453 (thumb_call_reg_needed): New variable.
6454 (arm_output_function_epilogue): For Thumb code, output any per-function
6455 call-indirect trampolines.
6456 (thumb_call_via_reg): New function.
6457 (arm_file_end): New function.
6458 (TARGET_ASM_FILE_END): Call arm_file_end.
6459 (aof_file_end): Likewise.
6460 * arm-protos.h (thumb_call_via_reg): Declare.
6461 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6462 thumb_call_via_reg in normal case.
6464 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6466 PR middle-end/19084
6467 PR rtl-optimization/19348
6468 * recog.c (peephole2_optimize): Do global life update if some peephole
6469 decides it doesn't need at least one of its inputs and that change
6470 influences liveness at the start of the basic block.
6472 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6473 arguments instead of 1.
6475 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6477 PR middle-end/18820
6478 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6479 zero for nested functions needing a static chain or functions
6480 with a non-constant address.
6482 2005-01-13 Roger Sayle <roger@eyesopen.com>
6484 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6485 (and (sign_extend X) C) into (zero_extend (and X C)).
6487 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6489 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6491 2005-01-13 Richard Henderson <rth@redhat.com>
6493 PR target/19009
6494 PR target/19250
6495 PR target/19252
6496 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6497 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6498 not just TARGET_SSE.
6499 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6500 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6501 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6502 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6503 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6504 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6505 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6506 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6507 (movdicc_c_rex64): Rename with '*'.
6508 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6509 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6510 (movsfcc_1_387): Rename from movsfcc_1.
6511 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6512 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6513 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6514 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6515 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6516 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6517 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6518 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6519 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6520 sse_movdfcc_const0_4): Remove.
6521 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6522 recognize min/max early. Update for changed sse cmove patterns.
6523 (ix86_split_sse_movcc): New.
6524 * config/i386/i386-protos.h: Update.
6526 2005-01-13 Steven Bosscher <stevenb@suse.de>
6528 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6529 (fix_stmt_v_may_defs): Likewise.
6531 2005-01-13 Richard Henderson <rth@redhat.com>
6533 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6534 for converting the mask.
6536 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6538 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6539 definition to 600.
6541 2005-01-13 Richard Henderson <rth@redhat.com>
6543 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6544 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6545 IX86_BUILTIN_MOVDQ2Q): Remove.
6546 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6547 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6548 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6549 shuffling.
6550 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6551 (sse2_pextrw): Fix immediate constraint.
6552 (sse2_loadq, sse2_loadq_rex64): Remove.
6553 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6554 Use __builtin_ia32_vec_ext_<size>.
6555 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6557 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6559 * function.c (assign_parm_setup_block): Look inside original
6560 entry_parm when inspecting PARALLEL.
6562 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6563 Joel Sherrill <joel@oarcorp.com>
6565 PR target/19399
6566 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6567 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6568 rtems_gxx_recursive_mutex_init.
6569 (__gthread_recursive_mutex_lock): New function.
6570 (__gthread_recursive_mutex_trylock): Likewise.
6571 (__gthread_recursive_mutex_unlock): Likewise.
6573 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6575 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6577 2005-01-13 Jan Beulich <jbeulich@novell.com>
6579 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6580 (ashrti3_internal): Indicate output is early clobber. Generate result
6581 into output rather than first input. Use move for low word of output
6582 if shift count is exactly 64.
6583 (lshrti3_internal): Likewise.
6585 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6587 PR target/18329
6588 PR target/18330
6589 * reload1.c (delete_output_reload): Don't delete an output reload
6590 if the pseudo lives longer than a single basic block. Adjust and
6591 improve wording of comment.
6593 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6595 PR target/19334
6596 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6597 of TYPE_SIZE where we mean the number of bytes.
6599 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6601 * function.c (assign_parm_setup_block): Relax condition on
6602 multi-register optimization.
6604 2005-01-12 Nick Clifton <nickc@redhat.com>
6606 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6607 an "in_delay_slot" attribute of "no" to prevent them being used in
6608 delay slots. This is forbidden because they might generate
6609 exceptions.
6611 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6613 PR target/19389
6614 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6615 with r->Y and Y->r.
6617 2005-01-12 Nick Clifton <nickc@redhat.com>
6619 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6620 passed on to GAS) but do not define, as GAS no longer supports or
6621 needs the -m2000 option.
6623 2005-01-11 Roger Sayle <roger@eyesopen.com>
6625 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6626 type as args of unprototyped builtins aren't automatically promoted.
6627 (fold_builtin_abs): Likewise.
6629 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6631 * Makefile.in: Set a `build-warn' variable.
6633 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6635 PR tree-optimization/17949
6636 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6637 (find_interesting_uses_address): Use it.
6639 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6641 * regrename.c (kill_value): Handle subreg's that won't simplify.
6643 2005-01-11 Richard Henderson <rth@redhat.com>
6645 PR target/13366
6646 * config/i386/i386.h (enum ix86_builtins): Move ...
6647 * config/i386/i386.c: ... here.
6648 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6649 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6650 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6651 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6652 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6653 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6654 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6655 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6656 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6657 IX86_BUILTIN_LOADDDUP): Remove.
6658 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6659 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6660 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6661 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6662 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6663 (ix86_init_builtins): Make static.
6664 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6665 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6666 if all the modes match. Otherwise, fake it.
6667 (get_element_number, ix86_expand_vec_init_builtin,
6668 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6669 (ix86_expand_builtin): Make static. Update for changed builtins.
6670 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6671 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6672 (ix86_expand_vector_init_duplicate): New.
6673 (ix86_expand_vector_init_low_nonzero): New.
6674 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6675 Split out from ix86_expand_vector_init; handle integer modes.
6676 (ix86_expand_vector_init): Use them.
6677 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6678 * config/i386/i386-protos.h: Update.
6679 * config/i386/predicates.md (reg_or_0_operand): New.
6680 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6681 (movv2sf_internal): Likewise. And a splitter to match them all.
6682 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6683 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6684 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6685 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6686 (mmx_pinsrw): Fix operand ordering.
6687 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6688 rather than sse_loadss expander.
6689 (movv2df splitter): Similarly.
6690 (sse_loadss, sse_loadlss): Remove.
6691 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6692 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6693 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6694 (sse3_movddup): Rename with '*'.
6695 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6696 (sse2_loadsd): Remove.
6697 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6698 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6699 (sse2_pinsrw): Fix argument ordering.
6700 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6701 (sse2_stored): Remove 'r' destination.
6702 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6703 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6704 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6705 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6706 vec_extractv16qi, vec_initv16qi): New.
6708 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6709 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6710 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6711 constructor form.
6712 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6713 (_mm_load_si128, _mm_store_si128): Likewise.
6714 (_mm_load1_pd): Use _mm_set1_pd.
6715 (_mm_load_sd): Use _mm_set_sd.
6716 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6717 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6718 (_mm_set_epi64): Use _mm_set_epi64x.
6719 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6720 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6721 _mm_setr_epi8): Use _mm_set_foo form.
6722 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6723 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6724 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6725 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6726 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6727 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6728 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6729 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6730 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6731 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6732 (_mm_movedup_pd): Use _mm_shuffle_pd.
6733 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6734 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6735 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6736 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6737 Use _mm_setzero_ps.
6738 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6739 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6740 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6741 (_mm_store_ps): Use raw dereference.
6742 (_mm_store1_ps): Use _mm_storeu_ps.
6743 (_mm_storer_ps): Use _mm_store_ps.
6744 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6745 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6747 2005-01-11 Stan Shebs <shebs@apple.com>
6749 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6750 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6752 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6754 PR target/18761
6755 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6756 Skip all DECLs except for FIELD_DECLs.
6758 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6760 * config/s390/s390.c (override_options): Return error if
6761 -mbackchain, -mpacked-stack and -mhard-float are used together.
6762 (s390_va_start): Remove the backchain && packed-stack special case.
6763 (s390_gimplify_va_arg): Likewise.
6764 * doc/invoke.texi: Remove the ABI incompatibility note.
6766 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6768 * config/s390/s390.c (struct s390_frame_layout): Remove
6769 save_backchain_p.
6770 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6771 save_backchain_p with TARGET_BACKCHAIN.
6773 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6775 PR target/18916
6776 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6777 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6778 * function.c (locate_and_pad_parm): Set new field.
6779 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6780 Tweak where_pad test to include "none". Always set mem align for
6781 stack_parm.
6782 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6783 not sufficient for type.
6784 (assign_parm_setup_block): If stack_parm is zero on entry, always
6785 make a new stack local. Block move old stack parm if necessary
6786 to new aligned stack local.
6787 (assign_parm_setup_stack): Use a block move to handle
6788 potentially misaligned entry_parm.
6789 (assign_parms_unsplit_complex): Specify required alignment when
6790 creating stack local.
6791 * calls.c (compute_argument_addresses): Override alignment of stack
6792 arg calculated from its type with the alignment given by
6793 FUNCTION_ARG_BOUNDARY.
6794 (store_one_arg): Likewise.
6796 2005-01-11 Jan Beulich <jbeulich@novell.com>
6798 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6799 Change respective itanium_class attribute to ialu.
6800 (shladdp4_internal): New.
6801 * config/ia64/predicates.md (shladd_log2_operand): New.
6803 2005-01-11 Richard Henderson <rth@redhat.com>
6805 * expr.c (store_constructor): Use rtvec_alloc instead of
6806 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6808 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6810 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6812 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6814 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6815 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6816 (TARGET_RWRELOC): Define.
6817 (ia64_rwreloc_section_type_flags): Delete.
6818 (ia64_section_type_flags): New function.
6819 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6820 (TARGET_RWRELOC): Define.
6822 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6824 PR target/18987
6825 * config/ia64/ia64.c (process_set): For alloc insn, only call
6826 process_epilogue is !frame_pointer_needed.
6828 2005-01-10 Roger Sayle <roger@eyesopen.com>
6830 PR c++/19355
6831 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6832 unary operator and can't be treated as a binary/comparison operator.
6834 2005-01-10 Richard Henderson <rth@redhat.com>
6836 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6837 (ix86_return_in_memory): Likewise.
6838 (function_arg_advance): Likewise. Mirror structure in function_arg
6839 for choosing register to advance.
6841 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6843 * tree-vectorizer.c, tree.def: Fix comment typos.
6845 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6847 * config/s390/s390.c (struct processor_costs): 4 new fields:
6848 ddbr, ddr, debr, der.
6849 (s390_rtx_costs): More precise handling of divide instructions.
6851 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6853 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6855 2005-01-10 Jan Beulich <jbeulich@novell.com>
6857 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6858 names resulting from -ffunction-sections/-fdata-sections and linkonce
6859 ones.
6860 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6861 based on the section name. Rearrange the section name comparison logic
6862 slightly so that each section name is compared against at most once.
6864 2005-01-10 Ben Elliston <bje@au.ibm.com>
6866 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6867 targets for which -fPIC reduces limitations on the GOT size.
6869 2005-01-09 Falk Hueffner <falk@debian.org>
6871 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6872 X/C1 cmpop C2.
6874 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6876 PR target/18720
6877 * collect2.c (main): Set aixrtl_flag for -brtl option.
6878 (resolve_lib_name): Search for .so file extension before .a
6879 if aixrtl_flag set.
6881 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6883 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6884 (vect_analyze_data_refs_alignment): Add dump prints.
6886 2005-01-09 Ira Rosen <irar@il.ibm.com>
6888 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6889 expr_invariant_in_loop_p.
6890 Initialize outputs first thing in the function.
6891 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6892 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6893 (vect_analyze_pointer_ref_access): Check that the initial condition of
6894 the access function is loop invariant.
6896 2005-01-09 Richard Henderson <rth@redhat.com>
6898 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6899 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6900 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6901 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6902 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6903 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6904 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6905 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6906 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6907 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6908 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6909 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6910 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6911 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6912 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6913 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6914 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6915 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6916 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6917 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6918 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6919 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6920 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6921 mmx_ prefix.
6922 (mmx_clrdi, pavgusb): Remove.
6923 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6924 with leading sse_ prefix.
6925 * config/i386/sse.md: Receive them.
6926 * config/i386/mmx.md: New file.
6927 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6928 (subrv2sf3): Turn into expander for normal subtraction.
6929 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6930 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6931 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6932 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6933 commutative; use ix86_binary_operator_ok.
6934 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6935 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6936 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6937 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6938 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6939 Macroize from existing patterns; use ix86_binary_operator_ok.
6940 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6941 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6942 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6943 with vec_select+vec_concat.
6944 (mmx_pshufw, mmx_pshufw_1): Likewise.
6945 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6946 (mmx_uavgv4hi3): Model correctly.
6947 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6948 _mm_xor_si64): Remove casts.
6950 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6952 PR tree-optimization/19224
6953 * tree-scalar-evolution.c (get_instantiated_value,
6954 set_instantiated_value): New functions.
6955 (instantiate_parameters_1): Cache the results.
6956 (instantiate_parameters, resolve_mixers): Initialize and free
6957 the cache.
6959 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6961 * config/i386/i386.md (addhi_4): Correct reference in comment.
6962 (addqi_4): Same.
6964 2005-01-08 Richard Henderson <rth@redhat.com>
6966 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6967 (_mm_cvtsi128_si64x): Likewise.
6968 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6969 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6970 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6971 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6972 * config/i386/i386-protos.h: Update.
6973 * config/i386/i386.c (print_operand): Add 'H'.
6974 (ix86_fixup_binary_operands): Split out from ...
6975 (ix86_expand_binary_operator): ... here.
6976 (ix86_fixup_binary_operands_no_copy): New.
6977 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6978 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6979 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6980 (safe_vector_operand): Use CONST0_RTX.
6981 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6982 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6983 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6984 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6985 special cases.
6986 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6987 (IX86_BUILTIN_CMPNGESS): New.
6988 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6989 (attr type): Add sselog1.
6990 (attr unit, attr memory): Handle it.
6991 (movti, movti_internal, movti_rex64): Move near other integer moves.
6992 (movtf, movtf_internal): Move near other fp moves.
6993 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6994 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6995 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6996 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6997 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6998 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6999 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7000 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7001 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7002 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7003 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7004 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7005 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7006 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7007 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7008 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7009 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7010 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7011 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7012 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7013 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7014 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7015 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7016 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7017 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7018 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7019 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7020 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7021 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7022 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7023 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7024 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7025 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7026 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7027 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7028 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7029 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7030 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7031 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7032 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7033 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7034 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7035 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7036 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7037 same time.
7038 (SSEPUSH, push<SSEPUSH>): Remove.
7039 (MMXPUSH, push<MMXPUSH>): Remove.
7040 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7041 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7042 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7043 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7044 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7045 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7046 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7047 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7048 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7049 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7050 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7051 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7052 (ppro_sse_log_V4SF): Handle sselog1.
7053 * config/i386/predicates.md (const_0_to_1_operand): New.
7054 (const_0_to_255_mul_8_operand): New.
7055 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7056 (const_2_to_3_operand, const_4_to_7_operand): New.
7057 * config/i386/sse.md: New file.
7058 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7059 (sse_movups): Rename from sse_movups_1.
7060 (sse_loadlss): Rename from sse_loadss_1.
7061 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7062 from the name.
7063 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7064 (absv4sf2, negv2df, absv2df): New.
7065 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7066 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7067 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7068 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7069 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7070 (sse3_addsubv4sf3): Model correctly.
7071 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7072 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7073 (sse_movhlps): Model with vec_select+vec_concat.
7074 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7075 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7076 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7077 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7078 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7079 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7080 sse2_pshufhw_1): Likewise.
7081 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7082 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7083 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7084 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7085 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7086 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7087 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7088 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7089 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7090 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7091 sminv8hi3): Mark commutative
7092 operands. Use ix86_binary_operator_ok.
7093 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7094 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7095 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7096 sse2_punpcklqdq): Allow operand2 in memory.
7097 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7098 sse2_movsd): Add memory alternatives.
7099 (sse_storelps): Turn expander into an insn; split after reload.
7100 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7101 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7103 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7105 * configure.ac (DWARF-2 debug_line): Use objdump.
7106 * configure: Regenerate.
7108 2005-01-08 Jeff Law <law@redhat.com>
7109 Diego Novillo <dnovillo@redhat.com>
7111 PR tree-optimization/18241
7112 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7113 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7114 statements with volatile operands.
7115 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7116 operands after marking a statement with has_volatile_ops.
7118 2005-01-08 Roger Sayle <roger@eyesopen.com>
7120 * tree.c (int_fits_type_p): Always honor integer constant
7121 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7123 2005-01-08 Roger Sayle <roger@eyesopen.com>
7125 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7126 the latent bug in rtl_delete_block has been resolved.
7128 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7130 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7131 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7133 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7135 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7136 library as @multilib_dir@/$(SHLIB_SONAME).
7138 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7140 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7141 * configure: Regenerate.
7143 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7145 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7146 TYPE_MODE.
7148 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7150 PR target/13674
7151 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7152 Convert non-word aligned offset address using ld/std into
7153 indirect address.
7155 2005-01-07 Richard Henderson <rth@redhat.com>
7157 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7159 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7161 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7163 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7165 PR tree-optimization/19283
7166 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7167 is not shorter than the original type.
7169 PR rtl-optimization/19012
7170 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7172 PR rtl-optimization/18861
7173 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7174 (FULL_STATE): Define.
7175 (mark_tablejump_edge): New function.
7176 (purge_dead_tablejump_edges): New function.
7177 (find_bb_boundaries): Use it.
7179 PR tree-optimization/18828
7180 * builtins.c (expand_builtin_next_arg): Remove argument and all
7181 the argument checking.
7182 (expand_builtin): Adjust caller.
7183 (expand_builtin_va_start): Likewise. Remove error for too many
7184 arguments.
7185 (fold_builtin_next_arg): Issue error for too many arguments.
7186 After checking arguments, replace them with magic arguments that
7187 prevent further checking of the args.
7189 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7191 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7193 2005-01-06 Roger Sayle <roger@eyesopen.com>
7195 PR target/6077
7196 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7197 and %{.S:...} (and their negative variants) to test whether the
7198 input file is assembler or pre-processed-assembler independent of
7199 the actual filename extension.
7201 2005-01-06 Roger Sayle <roger@eyesopen.com>
7203 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7204 of sign or zero extended values.
7206 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7208 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7209 for IBM long double format correctly.
7211 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7213 Fix PR tree-optimization/18792
7215 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7216 to first_loop_depth, and use loop depth instead of loop number.
7217 (build_classic_dir_vector): Ditto.
7218 (compute_data_dependences_for_loop): Use depth, not loop number.
7219 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7220 number. Pass in loops, instead of loop numbers.
7221 (gather_interchange_stats): Ditto.
7222 (linear_transform_loops): Ditto.
7224 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7226 PR rtl-opt/13299
7227 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7228 biv_fits_mode_p, extension_within_bounds_p): New functions.
7229 (check_ext_dependent_givs): Use them.
7231 2005-01-06 Roger Sayle <roger@eyesopen.com>
7233 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7234 more than one barrier, in which case we should delete them all.
7236 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7238 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7240 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7242 Fix PR middle-end/19286
7243 Fix PR debug/19267
7244 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7245 output this subprogram, simply ignore this attempt to do it again.
7246 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7247 origin attribute if it's not possible.
7248 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7249 (decls_for_scope): Ditto.
7250 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7251 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7253 2005-01-05 Richard Henderson <rth@redhat.com>
7255 PR target/11327
7256 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7257 (bdesc_2arg): Use it.
7258 (ix86_expand_binop_builtin): Force operands into registers
7259 when optimizing.
7260 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7261 ix86_expand_sse_compare, ix86_expand_sse_comi,
7262 ix86_expand_builtin): Likewise.
7264 2005-01-05 Richard Henderson <rth@redhat.com>
7266 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7267 and VEC_SELECT.
7268 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7269 (mulv4hi3): Set itanium_class mmmul.
7270 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7271 (fpack): Rename from fpack_sfsf.
7273 2005-01-05 Richard Henderson <rth@redhat.com>
7275 PR rtl-opt/10692
7276 * reload1.c (do_input_reload): Restrict the optimization deleteing
7277 a previous output reload to RELOAD_FOR_INPUT.
7279 2005-01-05 Steven Bosscher <stevenb@suse.de>
7281 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7282 comment that we fall through after case.
7283 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7284 (distribute_links): Likewise.
7285 * cse.c (cse_insn): Likewise.
7286 * cselib.c (cselib_invalidate_mem): Likewise.
7287 * df.c: Update comments at the top of the file.
7288 (read_modify_subreg_p): Update comments here too.
7289 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7290 * flow.c (mark_set_1): Likewise.
7291 (mark_used_regs): Likewise.
7292 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7293 (canon_list_insert): Likewise.
7294 (mark_set): Likewise.
7295 (try_replace_reg): Likewise.
7296 (store_killed_in_insn): Likewise.
7297 * loop.c (count_one_set): Likewise.
7298 (basic_induction_var): Likewise.
7299 * postreload-gcse.c (find_mem_conflicts): Likewise.
7300 * postreload.c (reload_combine_note_store): Likewise.
7301 (move2add_note_store): Likewise.
7302 * reload.c (find_equiv_reg): Likewise.
7303 (mark_referenced_resources): Likewise.
7304 * rtlanal.c (set_noop_p): Likewise.
7305 (note_stores): Likewise.
7306 (note_uses): Likewise.
7307 * sched-deps.c (sched_analyze_1): Likewise.
7308 * sched-rgn.c (check_live_1): Likewise.
7309 (update_live_1): Likewise.
7310 * config/i860/i860.c: Likewise.
7312 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7313 an lvalue.
7314 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7316 * doc/rtl.texi: Update documentation for bit-fields and SET.
7318 2005-01-05 Roger Sayle <roger@eyesopen.com>
7320 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7322 2005-01-05 Jan Hubicka <jh@suse.cz>
7323 Richard Henderson <rth@redhat.com>
7325 PR target/18910
7326 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7327 with an offset.
7329 2005-01-05 Richard Henderson <rth@redhat.com>
7331 PR target/12902
7332 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7333 (sse_shufps): Change operand 3 to const_int_operand.
7334 (sse2_storelps): Fix typo in template.
7335 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7336 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7337 (ix86_expand_builtin): Likewise.
7339 2005-01-05 Julian Brown <julian@codesourcery.com>
7341 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7342 as aggregates for AAPCS ABIs.
7344 2005-01-05 Stan Shebs <shebs@apple.com>
7346 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7347 Mach-O getters if ppc64.
7348 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7349 size argument.
7350 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7351 signed four-byte field for global code case.
7352 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7354 2005-01-05 Roger Sayle <roger@eyesopen.com>
7356 PR middle-end/19100
7357 * c-common.c: Include real.h.
7358 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7359 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7360 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7361 * Makefile.in (c-common.o): Update dependencies.
7363 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7365 * c-parse.in (asm_string): Add trailing semicolon.
7367 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7369 * c-parse.in (asm_string): New. Don't allow wide strings in
7370 'asm'.
7371 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7372 asm_string instead of STRING.
7374 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7376 * c-typeck.c (constructor_no_implicit): Remove.
7377 (set_designator, process_init_element): Don't check
7378 constructor_no_implicit.
7380 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7381 Kaz Kojima <kkojima@gcc.gnu.org>
7383 PR target/16482
7384 * lcm.c (create_pre_exit): New.
7385 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7386 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7388 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7390 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7391 -msoft-float in target_float_switch.
7392 * arm.c (arm_override_options): Fix processing of target_float_switch.
7394 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7396 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7397 preferencing.
7399 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7401 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7402 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7404 2005-01-04 Roger Sayle <roger@eyesopen.com>
7406 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7407 if deleting the then-block allows the test-block to fallthru to the
7408 else-block.
7410 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7412 PR c/19152
7413 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7414 after the full declaration if the are in two different TUs.
7416 2005-01-04 Richard Henderson <rth@redhat.com>
7418 PR tree-opt/19158
7419 * tree-sra.c (generate_one_element_init): Just
7420 call gimplify_and_add.
7421 (generate_element_init): Record the
7422 new referenced variables and mark them for renaming
7423 and split out to ...
7424 (generate_element_init_1): This.
7425 (scalarize_init): Don't call push_gimplify_context/
7426 pop_gimplify_context.
7428 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7430 * toplev.c (get_src_pwd): Handle failure of getpwd().
7432 2005-01-04 Roger Sayle <roger@eyesopen.com>
7434 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7435 of TRUTH_NOT_EXPR.
7436 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7437 all the cases handled by it are inverted by invert_truthvalue.
7439 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7441 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7442 (save_register_windowsi): Likewise.
7444 2005-01-04 Richard Henderson <rth@redhat.com>
7446 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7448 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7450 PR middle-end/17767
7451 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7452 any simplifications of vector mode comparison operators.
7453 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7455 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7456 Devang Patel <dpatel@apple.com>
7458 PR tree-optimization/18308
7459 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7460 the operands before creating a new expression.
7461 * dojump.c (do_jump): Make drop_through_label available
7462 for all cases. Add expansion of COND_EXPR.
7464 2005-01-04 Ira Rosen <irar@il.ibm.com>
7466 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7467 INTEGER_CST instead of TREE_CONSTANT.
7468 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7469 instead of TREE_CONSTANT.
7470 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7471 instead of TREE_CONSTANT.
7473 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7475 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7477 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7479 PR target/19240
7480 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7481 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7483 2005-01-03 Richard Henderson <rth@redhat.com>
7485 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7486 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7487 fold_convert_const_real_from_real): Split out from ...
7488 (fold_convert_const): ... here.
7490 2005-01-03 Richard Henderson <rth@redhat.com>
7492 PR target/19235
7493 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7494 (mov<MMXMODEI>_internal): Likewise.
7495 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7496 Add V2SF case; use it for SSE1; don't use TI.
7497 (movdf_integer): Likewise.
7498 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7500 2005-01-03 Ira Rosen <irar@il.ibm.com>
7502 * tree-vectorizer.c (vect_strip_conversions): New function.
7503 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7504 check for binary class.
7506 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7508 Fix PR debug/17924
7509 Fix PR debug/19191
7510 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7511 is a decl.
7512 * gimple-low.c (mark_blocks_with_used_vars): New function.
7513 (mark_blocks_with_used_subblocks): Ditto.
7514 (mark_used_blocks): Ditto.
7515 (pass_mark_used_blocks): New pass.
7516 * tree-inline.c: Include debug.h.
7517 (expand_call_inline): Call outlining_inline_function here.
7518 * tree-optimize.c (init_tree_optimization_passes): Add
7519 pass_mark_used_blocks.
7520 * tree-pass.h (pass_mark_used_blocks): New.
7521 * Makefile.in (tree-inline.o): Add debug.h dependency.
7523 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7525 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7526 VAR_DECLs to have weak_import attribute.
7528 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7529 'struct ucontext'.
7531 2004-01-03 Steven Bosscher <stevenb@suse.de>
7533 * passes.c (rest_of_compilation): Don't run regmove if only
7534 flag_expensive_optimizations, require flag_regmove instead.
7536 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7538 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7539 register "sparc".
7540 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7541 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7542 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7543 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7545 2005-01-03 Richard Henderson <rth@redhat.com>
7547 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7548 (ia64_const_ok_for_letter_p): New.
7549 (ia64_const_double_ok_for_letter_p): New.
7550 (ia64_extra_constraint): New.
7551 (ia64_expand_vecint_compare): New.
7552 (ia64_expand_vcondu_v2si): New.
7553 (ia64_expand_vecint_cmov): New.
7554 (ia64_expand_vecint_minmax): New.
7555 (ia64_print_operand): Add 'v'.
7556 (ia64_preferred_reload_class): New.
7557 (ia64_vector_mode_supported_p): New.
7558 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7559 (PREFERRED_RELOAD_CLASS): Move to function.
7560 (CONST_OK_FOR_LETTER_P): Move to function.
7561 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7562 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7563 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7564 (EXTRA_CONSTRAINT): Move to function.
7565 * config/ia64/ia64.md: Include vect.md.
7566 (itanium_class): Add mmalua.
7567 (type): Handle it.
7568 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7569 (1b_mmalua): New.
7570 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7571 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7572 CONST0_RTX.
7573 (const_int_2bit_operand): New.
7574 (fr_reg_or_0_operand): New.
7575 * config/ia64/ia64-modes.def: Add vector modes.
7576 * config/ia64/ia64-protos.h: Update.
7577 * config/ia64/vect.md: New file.
7579 2005-01-03 Richard Henderson <rth@redhat.com>
7581 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7583 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7585 PR target/19236
7586 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7587 to SFmode.
7588 (log1pdf2): Change mode of operands[0,1] to DFmode.
7590 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7592 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7593 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7594 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7595 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7596 SPARC_RELAXED_ORDERING.
7598 2005-01-03 Richard Henderson <rth@redhat.com>
7599 Uros Bizjak <uros@kss-loka.si>
7601 PR target/14631
7602 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7603 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7604 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7605 handling.
7606 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7607 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7608 const_pow2_1_to_128_operand): New predicates.
7610 2005-01-02 Greg McGary <greg@mcgary.org>
7612 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7613 anonymous decls.
7614 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7615 object. [ptr_type]: Remove unused variable.
7616 Remember nearest addressable array-element or record-component
7617 when checking bitfield components. Tolerate empty BIND_EXPR.
7619 2005-01-01 Richard Henderson <rth@redhat.com>
7621 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7622 that don't narrow the value. Fail for other conversions.
7624 2005-01-01 Richard Henderson <rth@redhat.com>
7626 PR c/19031
7627 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7628 * c-lang.c (finish_file): Don't do it here.
7629 * objc/objc-act.c (objc_finish_file): Likewise.
7631 * cgraph.c (decl_assembler_name_equal): New.
7632 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7633 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7634 * cgraph.h (struct cgraph_varpool_node): Add next.
7635 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7636 * varasm.c (assemble_alias): Mark the target as needed.
7638 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7640 PR middle-end/19221
7641 * function.c (get_arg_pointer_save_area): Use entry_of_function
7642 instead of get_insns.
7644 2005-01-01 Roger Sayle <roger@eyesopen.com>
7645 Andrew Pinski <pinskia@physics.uc.edu>
7646 James E. Wilson <wilson@specifixinc.com>
7648 PR rtl-optimization/12092
7649 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7650 is zero.
7652 2005-01-01 Roger Sayle <roger@eyesopen.com>
7653 Olivier Hainque <hainque@act-europe.fr>
7655 * tree.c (int_fits_type_p): A narrower type always fits in a
7656 wider one, except for negative values into unsigned types.
7658 2005-01-01 Roger Sayle <roger@eyesopen.com>
7660 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7661 with the original constant rather than require TREE_OVERFLOW.
7663 2005-01-01 Steven Bosscher <stevenb@suse.de>
7665 PR middle-end/17544
7666 * c-decl.c (finish_function): If compiling C99, annotate the
7667 compiler generated return with the current file name and line 0.
7668 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7669 the source line is greater than 0.
7670 (remove_bb): Likewise.
7672 See ChangeLog.12 for earlier changes.