1 2005-03-01 Paolo Bonzini <bonzini@gnu.org>
3 * combine.c (gen_binary): Remove.
4 (known_cond, simplify_shift_const, find_split_point,
5 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6 simplify_logical, expand_field_assignment, extract_left_shift,
7 force_to_mode, if_then_else_cond, apply_distributive_law,
8 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9 simplify_comparison, reversed_comparison): Replace with
10 simplify_gen_binary, simplify_gen_relational or
11 distribute_and_simplify_rtx.
12 (distribute_and_simplify_rtx): New function.
14 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
15 Paolo Bonzini <gcc.gnu.org>
17 * calls.c (setjmp_call_p, special_function_p): Update comments
18 at the head of the functions.
20 2005-03-18 Jan Hubicka <jh@suse.cz>
22 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
24 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
25 function body should be released; do not proactively release function
26 bodies in non-unit-at-a-time mode.
28 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
30 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
31 mno-fp-ret-in-387 multilib variants.
33 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
35 * common.opt (m): Remove.
36 * opts.c (handle_option): Pass 'm' options to set_target_switch if
38 (common_handle_option): Remove OPT_m case.
40 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
42 * builtins.c (fold_builtin_bitop): Take decomposed arguments
44 (fold_builtin_1): Update a call to fold_builtin_bitop.
46 * builtins.c (fold_builtin_signbit): Take decomposed arguments
48 (fold_builtin_1): Update a call to fold_builtin_signbit.
50 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
52 PR tree-optimization/20474
53 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
54 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
56 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
58 * config/h8300/h8300-protos.h: Remove prototypes for
59 general_operand_src, general_operand_dst, single_one_operand,
60 single_zero_operand, call_insn_operand,
61 two_insn_adds_subs_operand, small_call_insn_operand,
62 jump_address_operand, bit_operand, bit_memory_operand,
63 stack_pointer_operand, const_int_gt_2_operand,
64 const_int_ge_8_operand, const_int_qi_operand,
65 const_int_hi_operand, incdec_operand, bit_operator,
66 nshift_operator, eqne_operator, gtle_operator,
67 gtuleu_operator, iorxor_operator.
68 Add prototypes for h8sx_shift_type h8sx_classify_shift and
69 h8300_ldm_stm_parallel.
70 * config/h8300/h8300.c (h8sx_shift_type,): Move to
72 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
73 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
74 (h8300_ldm_stm_parallel): Make it extern.
75 (h8300_ldm_parallel, h8300_stm_parallel,
76 h8300_return_parallel, general_operand_src,
77 general_operand_dst, h8300_dst_operand, h8300_src_operand,
78 nibble_operand, reg_or_nibble_operand, single_one_operand,
79 single_zero_operand, call_insn_operand,
80 two_insn_adds_subs_operand, small_call_insn_operand,
81 jump_address_operand, bit_operand, bit_memory_operand,
82 stack_pointer_operand, const_int_gt_2_operand,
83 const_int_ge_8_operand, const_int_qi_operand,
84 const_int_hi_operand, incdec_operand, eqne_operator,
85 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
86 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
87 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
88 nshift_operator): Move to predicates.md.
89 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
90 * config/h8300/h8300.md: Include predicates.md.
91 * config/h8300/predicates.md: New.
93 2005-03-17 Richard Henderson <rth@redhat.com>
95 * config.gcc (ia64*-*-hpux*): Add extra_options.
96 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
97 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
98 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
99 (ia64_tls_size_string, ia64_tune_string): Remove.
100 (ia64_tune): Init to PROCESSOR_ITANIUM2.
101 (TARGET_DEFAULT_TARGET_FLAGS): New.
102 (TARGET_HANDLE_OPTION): New.
103 (ia64_override_options): Move options parsing ...
104 (ia64_handle_option): ... here. New.
105 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
106 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
107 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
108 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
109 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
110 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
111 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
112 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
113 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
114 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
115 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
116 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
117 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
118 TARGET_EARLY_STOP_BITS): Remove.
119 (TARGET_ILP32): Default false.
120 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
121 (enum ia64_inline_type): New.
122 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
123 * config/ia64/ia64.md: Update for new definitions of
124 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
125 * config/ia64/ia64.opt: New file.
126 * config/ia64/ilp32.opt: New file.
128 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
131 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
133 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
135 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
136 instead of MASK_H8300S.
137 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
138 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
139 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
140 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
141 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
142 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
143 TARGET_SWITCHES): Remove.
144 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
146 * config/h8300/h8300.opt: New.
148 * config/alpha/alpha.opt, config/arc/arc.opt,
149 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
152 2005-03-17 Ian Lance Taylor <ian@airs.com>
156 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
158 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
159 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
160 (TARGET_HANDLE_OPTION): Override default.
161 (arc_handle_option): New function.
162 (arc_init): Remove code to set arch_cpu_string.
163 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
164 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
165 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
166 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
167 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
168 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
169 (arc_rodata_string, TARGET_OPTIONS): Delete.
170 * config/arc/arc.opt: New file.
172 2005-03-17 Richard Henderson <rth@redhat.com>
174 * doc/extend.texi (Weak Pragmas): New section.
175 (attribute alias): Clarify that target must be in the same
178 2005-03-17 Richard Henderson <rth@redhat.com>
180 * config/alpha/alpha.opt: New file.
181 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
183 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
184 alpha_fprm_string, alpha_fptm_string): Make static.
185 (alpha_tls_size_string): Remove.
186 (alpha_handle_option): New.
187 (override_options): Update for alpha_cpu/alpha_tune split.
188 (alpha_file_start): Likewise.
189 (TARGET_DEFAULT_TARGET_FLAGS): New.
190 (TARGET_HANDLE_OPTION): New.
191 * config/alpha/alpha.h (alpha_tune): Declare.
192 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
193 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
194 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
195 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
196 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
197 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
198 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
199 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
200 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
201 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
202 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
203 (TARGET_DEFAULT): Remove MASK_FP.
204 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
205 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
206 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
207 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
208 alpha_tls_size_string): Remove.
209 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
210 (attribute tune): Rename from attribute cpu.
211 * config/alpha/ev4.md: Update to match.
212 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
213 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
214 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
215 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
216 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
217 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
219 2005-03-16 James E. Wilson <wilson@specifixinc.com>
221 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
222 and return without creating new state if before_nops_num is nonzero.
223 * config/ia64/ia64.md (first_insn): New attribute.
224 (alloc): Set it to yes.
226 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
228 * tree-vectorizer.c (new_vec_stmt_info): Initialize
229 STMT_VINFO_SUBVARS to NULL.
230 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
232 2005-03-16 Dale Johannesen <dalej@apple.com>
234 * rtlanal.c (find_first_parameter_load): Rewrite to
235 return actual first param load or the call if none,
236 instead of first in block, when not all loads exist.
238 2005-03-16 Roger Sayle <roger@eyesopen.com>
240 * optabs.c (expand_copysign_absneg): Make static.
241 * optabs.h (expand_copysign_absneg): Delete prototype.
242 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
244 2005-03-16 Richard Henderson <rth@redhat.com>
247 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
248 (alias_pairs): Rename from output_defs.
249 (find_decl_and_mark_needed): Split out from assemble_alias.
250 (do_assemble_alias): New.
251 (assemble_output_def): Remove.
252 (finish_aliases_1, finish_aliases_2): New.
253 (process_pending_assemble_output_defs): Remove.
254 (assemble_alias): Defer aliases for which we don't yet have a
255 non-external decl for the target symbol.
256 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
257 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
258 * toplev.c (compile_file): Use finish_aliases_2 instead of
259 process_pending_assemble_output_defs.
260 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
261 (process_pending_assemble_output_defs): Remove.
263 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
265 Fix PR tree-optimization/20489
267 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
268 for empty structures.
270 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
272 Fix PR tree-optimization/20490
274 * tree-ssa-pre.c (create_expression_by_pieces): Use
275 force_gimple_operand on result of fold.
277 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
279 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
280 of closing parenthesis.
282 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
284 * builtins.c (expand_movstr): Update a call to
286 (expand_builtin_strncpy): Update a call to
287 fold_builtin_strncpy.
288 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
289 arguments of CALL_EXPR.
290 (fold_builtin_1): Update calls to fold_builtin_strcpy and
291 fold_builtin_strncpy.
292 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
293 * tree.h: Update the prototypes of fold_builtin_strcpy and
294 fold_builtin_strncpy.
296 2005-03-16 Steven Bosscher <stevenb@suse.de>
297 Dorit Naishlos <dorit@il.ibm.com>
299 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
300 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
303 2005-03-16 Steven Bosscher <stevenb@suse.de>
305 * tree-inline.c (walk_type_fields, walk_tree,
306 walk_tree_without_duplicates): Move from here...
307 * tree.c: ...to here.
309 2005-03-15 Zack Weinberg <zack@codesourcery.com>
311 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
312 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
313 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
314 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
315 (version): Define using $(BASEVER_c).
316 (Makefile, config.status, build/gcov-iov.o): No longer depends on
318 (version.o): Depend on version files; add custom generation command.
319 (prefix.o): Define BASEVER on command line.
320 (s-iov): Depend on version files; adjust command.
321 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
323 (gcc-vers.texi): New rule.
324 (doc/%.info, doc/%.dvi): Add -I . to command line.
325 (doc/gccinstall.dvi): Likewise.
326 (PACKAGE): Delete. All uses replaced with "gcc".
327 * aclocal.m4: Do not include gcc-version.m4.
328 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
329 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
330 Set is_release based on contents of DEV-PHASE.
331 Set gcc_version based on contents of BASE-VER.
332 Define WIN32_REGISTRY_KEY only if the user overrode the default.
333 * config.in, configure: Regenerate.
334 * gccbug.in: Determine version of GCC in use at runtime.
335 * gcov-iov.c: Get version number and development phase from
336 command line, not by including version.c.
337 * intl.c: Replace all uses of PACKAGE with "gcc".
338 * libada-mk.in: Delete unused "gcc_version" variable.
339 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
340 * version.c: (VERSUFFIX): New hook for redistributors; adjust
342 (version_string): Put together from pieces.
343 * config/alpha/x-vms: Do not use $(gcc_version).
344 * config/i386/t-nwld: Likewise.
345 * doc/include/gcc-common.texi: Include gcc-vers.texi for
346 version-GCC and DEVELOPMENT.
348 2005-03-15 Roger Sayle <roger@eyesopen.com>
350 PR tree-optimization/17454
351 * tree.c (tree_size): Add case for TREE_BINFO.
352 * fold-const.c (fold_checksum_tree): Only clear the overloaded
353 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
355 2005-03-15 Roger Sayle <roger@eyesopen.com>
357 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
358 op1 whilst expanding the signed widenening multiply variant.
360 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
362 * toplev.c (display_target_options): Avoid unused variable warning if
363 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
364 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
365 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
366 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
367 (mips_isa_info): New variable.
368 (mips_parse_cpu): Remove the first argument and leave the caller
370 (TARGET_HANDLE_OPTION): Override default.
371 (mips_handle_option): New function. Move option validation code from...
372 (override_options): ...here. Update calls to mips_parse_cpu.
373 * config/mips/mips.h (mips_arch_string, mips_tune_string)
374 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
375 (SUBTARGET_TARGET_OPTIONS): Delete.
376 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
377 (mno-flush-func, mtune=): New options.
379 2005-03-15 Roger Sayle <roger@eyesopen.com>
380 Richard Henderson <rth@redhat.com>
382 * real.c (c4x_single_format, c4x_extended_format): Provide values
383 for signbit_ro for c4x's single and extended floating point formats.
384 * optabs.c (expand_copysign): Use the floating point format's
385 signbit_ro for expanding via expand_copysign_absneg, and it's
386 signbit_rw field for expanding via expand_copysign_bit.
388 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
390 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
391 known_alignment_for_access_p.
392 (known_alignment_for_access_p): New.
393 (do_peeling_for_alignment): Field made int instead of bool and renamed
394 to peeling_for_alignment.
395 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
396 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
397 functionality used to be in vect_analyze_operations.
398 (vect_analyze_operations): Code to determine vectorization factor was
399 moved to vect_determine_vectorization_factor.
400 (vect_enhance_data_refs_alignment): Update to correct alignment when it
401 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
403 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
404 be part of vect_analyze_operations).
405 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
406 creating the guard condition, as the number of iterations may be
408 (slpeel_tree_peel_loop_to_edge): Use new name of
409 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
410 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
411 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
412 (vect_do_peeling_for_alignment): Use fold.
413 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
415 (vect_update_inits_of_dr): Renamed to
416 vect_update_init_of_dr.
417 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
418 (vectorizable_store): Fix assertion to use == instead of =.
420 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
422 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
423 call_used_regs for wCG registers.
425 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
427 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
428 for non-offsettable memory references to cope with outstanding reload
429 replacements, take 2.
431 2005-03-15 Uros Bizjak <uros@kss-loka.si>
434 * config/i386/i386.h (x86_fisttp): New.
435 (TARGET_FISTTP): New macro.
436 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
437 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
438 instruction when fisttp flag is set.
439 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
441 * config/i386/i386.md (type attribute): Add fisttp.
442 (unit attribute): Set to i387 for fisttp type.
443 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
444 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
446 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
447 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
449 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
450 patterns for TARGET_FISTTP. Enable patterns for
451 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
452 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
453 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
454 implement fisttp x87 insn.
455 (fix_trunc*_i387_fisttp splitters): New patterns.
456 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
457 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
458 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
460 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
461 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
462 Implement using mode macros. Disable patterns for TARGET_FISTTP.
463 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
464 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
465 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
466 Disable patterns for TARGET_FISTTP.
467 (fix_trunc*_i387 splitters): Implement usign mode macros.
468 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
469 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
470 (fix_trunx*_sse peephole2s): Implement using mode macros.
472 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
474 PR rtl-optimization/20291
475 * combine.c (try_combine): If splitting fails, re-try with
476 original combined pattern, i.e. before clobber stripping.
478 2005-03-14 Eric Christopher <echristo@redhat.com>
480 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
481 STACK_GROWS_DOWNWARD.
483 2005-03-14 Roger Sayle <roger@eyesopen.com>
485 * real.h (struct real_format): Split the signbit field into two
486 two fields, signbit_ro and signbit_rw.
487 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
488 mips_double_format, ieee_extended_motorola_format,
489 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
490 ieee_extended_intel_128_format, ibm_extended_format,
491 mips_extended_format, ieee_quad_format, mips_quad_format,
492 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
493 i370_double_format, c4x_single_format, c4x_extended_format,
494 real_internal_format): Update initializers for new field.
495 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
496 real_format structure.
497 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
498 field of the real_format structure.
500 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
502 Fix PR tree-optimization/20458
504 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
505 DECL_EXTERNAL on STRUCT_FIELD tags.
506 (clear_call_clobbered): Ditto.
507 * tree-ssa-operands.c (note_addressable): Make sure the original
508 variable doesn't slip into the addressable list if we have
510 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
513 2005-03-14 Geoffrey Keating <geoffk@apple.com>
515 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
516 (-fwide-exec-charset): Likewise.
517 (-finput-charset): Likewise.
518 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
519 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
520 * c.opt (Wnormalized): New.
522 2005-03-14 Devang Patel <dpatel@apple.com>
524 * doc/invoke.texi: Add reference to Visibility document.
526 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
528 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
529 MASK_SPLIT_ADDRESSES.
530 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
531 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
532 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
533 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
534 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
535 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
536 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
537 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
538 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
539 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
540 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
541 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
542 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
543 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
544 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
545 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
546 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
547 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
548 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
549 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
550 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
551 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
552 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
553 (TARGET_EXPLICIT_RELOCS): Delete.
554 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
555 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
556 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
557 (override_options): Set MASK_LONG64 if -mint64 is given and no
558 -mlongXX option is. Complain about -mint64 -mlong32.
559 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
560 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
561 * config/mips/mips.opt: New file.
563 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
565 * config.gcc (extra_options): New variable for listing option files.
566 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
567 * configure.ac (extra_opt_files): New AC_SUBST variable.
568 (tm_file_list, tm_include_list): Include options.h first.
569 * configure: Regenerate.
570 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
571 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
572 (s-options-h): New rule.
573 (options.h): Depend on it.
574 (TEXI_GCCINT_FILES): Add options.texi.
575 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
576 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
577 * target.h (gcc_target): Add default_target_flags and handle_option.
578 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
579 (TARGET_HANDLE_OPTION): New macros.
580 (TARGET_INITIALIZER): Include them.
581 * opt-functions.awk (opt_args, nth_arg): New functions.
582 (switch_flags): Handle the "Target" flag.
584 (var_name): Use opt_args and nth_arg.
585 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
586 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
587 macros for the "Mask" and "InverseMask" options.
588 * opts.h (cl_var_cond): New enum.
589 (cl_option): Replace the "has_set_value" and "set_value" fields with
590 "var_cond" and "var_value".
591 (CL_TARGET): New macro.
592 (option_enabled, print_filtered_help): Declare.
593 (decode_options): Move definition.
594 * opts.c (handle_option): Search for the original option before
595 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
596 var_cond and var_value fields. Use targetm.handle_option to handle
598 (decode_options): Set target_flags to targetm.default_target_flags.
599 (print_filtered_help): Make global. Handle CL_TARGET.
600 (option_enabled): New function.
601 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
602 (display_target_options, set_target_switch, print_switch_values)
603 (default_pch_valid_p): Guard uses of target_switches with
604 #ifdef TARGET_SWITCHES. Also...
605 (display_target_options): Display the CL_TARGET entries in cl_options.
606 (set_target_option): Don't complain about the "" option when
607 TARGET_SWITCHES is undefined.
608 (print_switch_values): Use option_enabled.
609 (default_pch_valid_p): Check cl_options[] when looking for something
610 that has changed the value of target_flags.
611 * c.opt: Remove documentation from top of file.
612 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
613 * doc/sourecebuild.texi: Refer to the new options documentation
614 instead of c.opt. Document machine-specific .opt files.
615 * doc/tm.texi (target_flags): Say that this variable is declared
617 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
618 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
620 * doc/options.texi: New file.
622 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
625 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
628 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
631 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
632 temporary variable of pointer type if an lvalues is required.
633 (gimplify_modify_expr_rhs): Request an rvalue from it.
634 (gimplify_expr): Pass fallback on.
636 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
638 * cfgbuild.c: Update comments.
640 2005-03-14 Roger Sayle <roger@eyesopen.com>
642 PR rtl-optimization/17236
643 * optabs.c (expand_doubleword_mult): New helper function split out
644 from expand_binop. Permute the order in which instructions are
645 emitted to minimize the number of simultaneously live registers.
646 (expand_binop): Call expand_doubleword_mult to synthesize a double
649 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
651 * basic-block.h: Update the prototypes of cached_make_edge and
653 * cfg.c (cached_make_edge): Take edge_cache representing one
654 row of the adjacency matrix of edges.
655 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
656 (make_edges): Initialize edge_cache to represent one row of
657 the adjacency matrix of edges.
659 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
661 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
663 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
664 Remove unused removed_phis variable.
665 (conditional_replacement): Use build1/build2.
666 (abs_replacement): Use last_and_only_stmt and build1/build2.
668 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
670 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
671 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
672 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
673 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
674 * c-common.c (handle_novops_attribute): New function.
675 (c_common_attribute_table): Add "no vops" entry.
676 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
677 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
678 * tree-ssa-operands.c (get_call_expr_operands): Do not
679 create virtual operands for calls with ECF_NOVOPS flag.
680 * tree.h (DECL_IS_NOVOPS): New macro.
681 (struct tree_decl): Add novops_flag.
682 (ECF_NOVOPS): New constant.
684 2005-03-14 Uros Bizjak <uros@kss-loka.si>
687 * config/i386/i386.c (x86_use_himode_fiop): New.
688 (x86_use_simode_fiop): Rename from x86_use_fiop.
689 * config/i386/i386.h (x86_use_himode_fiop): Declare.
690 (TARGET_USE_HIMODE_FIOP): New.
691 (x86_use_simode_fiop): Rename from x86_use_fiop.
692 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
694 * config/i386/i386.md (X87MODEI12): New mode macro define.
695 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
696 to implement x87 FP compare with HImode input operands.
697 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
698 Use X87MODEI12 mode macro to handle HImode input operands.
699 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
700 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
701 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
702 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
703 macro to implement x87 operators with HImode input operands.
704 (fop splitters): Use X87MODEI12 mode macro to handle HImode
707 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
709 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
711 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
714 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
716 * basic-block.h (BB_VISITED): Removed.
717 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
719 2005-03-14 Falk Hueffner <falk@debian.org>
722 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
724 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
726 * ggc-zone.c: Fix comment typos.
728 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
729 stringpool.c, config/mips/mips-protos.h: Update copyright.
731 2005-03-14 Alan Modra <amodra@bigpond.net.au>
733 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
734 throughout with its typedef, "rtx".
735 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
736 (rs6000_tls_symbol_ref_1): Remove inline keyword.
737 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
738 regs in comment to match code.
740 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
742 * except.c (check_handled): Make it static.
743 * except.h: Remove the corresponding prototype.
745 * function.c (get_func_frame_size): Make it static.
746 * function.h: Remove the corresponding type.
748 * regclass.c (reg_class_superclasses, reg_class_subclasses):
750 * hard-reg-set.h: Remove the corresponding declarations.
752 * tree-cfg.c (verify_stmts): Check that
753 bb_for_stmt (stmt) == bb for every PHI node and statement.
755 2005-03-14 Alan Modra <amodra@bigpond.net.au>
757 * config.gcc: Remove excess indentation.
758 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
760 2005-03-13 Roger Sayle <roger@eyesopen.com>
763 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
764 * fold-const.c (fold_sign_changed_comparison): Likewise.
765 (fold_binary): Optimize comparisons against widened operands if
766 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
768 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
770 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
771 (sparc_override_options): Initialize it.
772 (sparc_struct_value_rtx): Set it on the MEM to be returned.
774 2005-03-13 David Edelsohn <edelsohn@gnu.org>
776 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
777 (reg_or_none500mem_operand): New predicate.
778 (zero_reg_mem_operand): New predicate.
779 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
780 to reg_or_none500mem_operand.
781 (extendsfdf2_fpr): Add MEM alternative.
782 (extenddftf2_internal): Change operand2 predicate to
783 zero_reg_mem_operand.
785 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
787 * ggc-zone.c: Rewritten.
789 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
791 * configure.ac: Define GGC_ZONE for --with-gc=zone.
792 * config.in: Regenerated.
793 * configure: Regenerated.
794 * gengtype.c (write_types_process_field, write_func_for_structure):
795 Pass new argument to gt_pch_note_object.
796 * ggc-common.c (struct ptr_data): Add TYPE.
797 (gt_pch_note_object): Take TYPE argument and save it.
798 (call_count): Update call to ggc_pch_count_object.
799 (call_alloc): Update call to ggc_pch_alloc_object.
800 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
802 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
803 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
804 (ggc_alloc_zone_stat): Delete.
805 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
806 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
807 (ggc_pch_alloc_object): Update prototypes.
808 (garbage_zone): Delete.
809 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
810 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
812 (tree_id_zone): New variable.
813 (ggc_alloc_cleared_zone): Remove unused.
814 (ggc_alloc_zone): Define.
815 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
816 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
818 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
819 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
820 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
821 (make_node_stat): Likewise. Use tree_id_zone.
823 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
824 Joseph S. Myers <joseph@codesourcery.com>
826 * configure.ac: Check for MIPS TLS.
827 * configure: Regenerated.
828 * config/mips/mips-protos.h (enum mips_symbol_type): Add
829 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
830 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
831 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
832 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
833 (mips_classify_symbol, mips_symbolic_constant_p)
834 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
835 (mips_tls_operand_p, mips_call_tls_get_addr)
836 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
837 (mips_tls_symbol_ref_1): New functions.
838 (mips_legitimize_address, mips_legitimize_const_move): Call
839 mips_legitimize_tls_address.
840 (override_options): Handle V1_REG and TLS symbols. Disable TLS
842 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
843 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
844 (mips_char_to_class): Document V1_REG.
845 (HAVE_AS_TLS): Provide default.
846 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
848 (load_got<mode>): Renamed from *load_got<mode>. Allow when
850 (tls_get_tp_<mode>): New instruction.
852 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
854 * configure.ac: Update checks for target tools.
855 * configure: Regenerated.
857 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
859 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
861 2005-03-13 Roger Sayle <roger@eyesopen.com>
863 * expmed.c (expand_mult): Use synthetic multiplication sequences for
864 more classes of DImode multiplication by constant. Allow both
865 multiplication by small negative constants (by performing a
866 multiplication by a positive constant and negating the result) and
867 multiplications by large powers of two, by using a left shift.
869 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
871 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
872 of basic blocks into work_stack.
874 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
875 config/mips/vr.h: Update copyright.
877 * c-decl.c (c_init_decl_processing): Remove useless calls to
880 * builtins.c (fold_trunc_transparent_mathfn,
881 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
882 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
883 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
884 fold_builtin_strcpy, fold_builtin_strncpy,
885 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
888 * builtins.c (expand_builtin_mathfn_3): Remove local variable
891 * lambda-code.c (lambda_compute_auxillary_space): Remove local
892 variable determinant.
894 * tree-cfg.c (group_case_labels): Remove local variable type.
896 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
899 * tree-ssa-phiopt.c (value_replacement): Remove local variable
902 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
905 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
906 (*movmemqi_insn): Delete.
909 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
911 * builtins.c (fold_builtin_classify): Take decomposed
912 arguments of CALL_EXPR.
913 (fold_builtin_1): Update a call to fold_builtin_classify.
915 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
918 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
919 through into call to parser_xref_tag after parse error.
920 (c_parser_struct_declaration): Consistently return NULL_TREE on
923 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
925 * tree-flow-inline.h (ref_contains_array_ref): New function.
926 (lookup_subvars_for_var): Ditto.
927 (get_subvars_for_var): Ditto.
928 (var_can_have_subvars): Ditto.
930 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
931 (struct subvar): New type.
933 * tree-dfa.c (okay_component_ref_for_subvars): New function.
935 * tree-optimize.c (init_tree_optimization_passes): Call
936 pass_create_structure_vars.
938 * tree-ssa-alias.c: Include vec.h.
939 (init_alias_info): Don't auto-clear call clobbered on struct-field
941 (compute_flow_insensitive_aliasing): Handle subvars.
942 (group_aliases): Handle STRUCT_FIELD aliases.
943 (setup_pointers_and_addressables): Ditto.
944 Don't mark variables non-addressable if they still have
946 Also mark subvars addressable when the real variable is marked
948 (add_pointed_to_var): Try to prune the pointed-to set by only
949 pointing to subvars when possible.
950 Otherwise, make sure we set addresses_needed and pt_vars to
951 properly include subvars.
952 (bitpos_of_field): New function.
953 (push_fields_onto_fieldstack): Ditto.
954 (get_or_create_used_part_for): Ditto.
955 (create_overlap_variables_for): Ditto.
956 (find_used_portions): Ditto.
957 (create_structure_vars): Ditto.
958 (pass_create_structure_vars): New structure.
960 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
961 (get_expr_operands): Handle subvars. Also try to turn
962 COMPONENT_REF accesses into must-defs now that we can accurately
964 (note_addressable): Try to only mark as addressable those subvars
965 we know a COMPONENT_REF touches.
966 (overlap_subvar): New function.
968 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
969 Handle subvar storing.
970 (vect_address_analysis): Update caller of vect_object_analysis.
972 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
974 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
975 (STMT_VINFO_SUBVARS): New macro.
977 * common.opts: add flag_tree_salias.
979 * opts.c (decode_options): flag_tree_salias defaults to on.
981 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
983 * doc/tree-ssa.texi: Document structural alias analysis.
985 2005-03-12 Steven Bosscher <stevenb@suse.de>
987 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
988 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
989 * tree-ssa-operands.c (get_expr_operands): Likewise.
990 (get_expr_operands): Likewise for ERROR_MARK.
992 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
994 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
997 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1000 * tree-ssa-pre.c (compute_avail): Remove local variable val.
1001 (mark_operand_necessary): Remove local variable ver.
1003 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1004 variable prefix_len.
1006 * value-prof.c (mod_subtract_transform): Remove local variable
1009 * builtins.c (fold_builtin_exponent): Take decomposed
1010 arguments of CALL_EXPR.
1011 (fold_builtin_1): Update a call to fold_builtin_exponent.
1013 * builtins.c (fold_builtin_logarithm): Take decomposed
1014 arguments of CALL_EXPR.
1015 (fold_builtin_1): Update a call to fold_builtin_logarithm.
1017 * c-decl.c (c_init_decl_processing): Remove local variables
1018 ptr_ftype_void and ptr_ftype_ptr.
1020 * gimplify.c (gimplify_expr): Remove local variables r0 and
1023 * reg-stack.c (move_for_stack_reg): Remove local variable
1025 (compare_for_stack_reg): Remove local variable flags_user.
1026 (convert_regs_1): Remove local variable deleted.
1028 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1030 (combine_blocks): Remove local variables exits and new_e.
1032 * tree-inline.c (expand_call_inline): Remove local variable
1035 * tree-ssa-live.c (create_ssa_var_map,
1036 calculate_live_on_entry): Remove local variable snn.
1038 2005-03-12 Geoffrey Keating <geoffk@apple.com>
1040 * c-lex.c (c_lex_with_flags): Add parameter to call to
1043 2005-03-11 Per Bothner <per@bothner.com>
1045 * c-tree.h (struct c_declarator): New id_loc field.
1046 * c-pragma.h (c_lex_with_flags): Take position reference.
1047 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1048 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1049 (c_lex): Pass dummy location to c_lex_with_flags.
1050 * c-parser.c (c_lex_one_token): Set c_token's location using
1051 c_lex_with_flags, instead of input_location, which might be "ahead".
1052 (c_parser_direct_declarator): Set declarator's id_loc from
1054 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1055 declarator's id_loc, rather than probably-imprecise input_location.
1056 (build_id_declarator): Initialize c_declarator's id_loc field.
1058 2005-03-11 Roger Sayle <roger@eyesopen.com>
1061 * builtins.c (expand_builtin_signbit): Force the signbit's word
1062 into an integer register to avoid SUBREGs of floating point modes.
1064 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
1066 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1067 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1068 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1069 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1071 2005-03-11 David Edelsohn <edelsohn@gnu.org>
1073 PR rtl-optimization/20306
1074 * expr.c (emit_move_complex): Set try_int false if mode is
1075 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
1076 emit_block_move if try_int is true.
1078 2005-03-11 Richard Henderson <rth@redhat.com>
1081 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1082 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1085 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1087 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1088 (TARGET_FIX_VR4130): New macro.
1089 (TARGET_OPTIONS): Add -mfix-vr4130.
1090 (ISA_HAS_MACCHI): New macro.
1091 (ASM_SPEC): Add -mfix-vr4130.
1092 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1093 (override_options): Handle mips_fix_vr4130_string.
1094 (mips_avoid_hazards): Clear all_noreorder_p
1095 if we're working around VR4130 errata and the macc alternatives
1097 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1098 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1099 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1100 (MULTILIB_DEFAULTS): Remove leading "march=".
1101 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
1102 if no architecture option is given.
1103 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1105 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1106 * doc/invoke.texi: Document -mfix-vr4130.
1108 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
1110 * config/mips/mips.c (override_options): Only warn about -mint64
1111 deprecation if TARGET_INT64.
1113 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1115 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1116 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1117 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1118 are non-specific regarding the nonnull parameter positions.
1119 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1120 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1121 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1122 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1124 * builtins.def: Use the non-specific "nonnull" attibute lists.
1126 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1128 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1129 single_pred_edge, single_succ, single_pred): Improve comments.
1131 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
1133 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1134 single_pred_edge, single_succ, single_pred): New inline functions.
1135 * bb-reorder.c (rotate_loop, find_traces_1_round,
1136 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1137 duplicate_computed_gotos): Use the single_succ/pred functions.
1138 * cfganal.c (forwarder_block_p): Ditto.
1139 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1140 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1141 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1142 merge_seq_blocks): Ditto.
1143 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1144 * cfglayout.c (fixup_reorder_chain): Ditto.
1145 * cfgloop.c (mark_single_exit_loops, update_latch_info,
1146 canonicalize_loop_headers, verify_loop_structure): Ditto.
1147 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1148 mfb_update_loops, create_preheader, force_single_succ_latches,
1149 create_loop_notes): Ditto.
1150 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1151 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1152 commit_one_edge_insertion, purge_dead_edges,
1153 cfg_layout_can_merge_blocks_p): Ditto.
1154 * except.c (sjlj_emit_function_enter): Ditto.
1155 * flow.c (init_propagate_block_info): Ditto.
1156 * function.c (thread_prologue_and_epilogue_insns): Ditto.
1157 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1158 insert_insn_end_bb): Ditto.
1159 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1160 find_if_case_2): Ditto.
1161 * lambda-code.c (perfect_nestify): Ditto.
1162 * lcm.c (optimize_mode_switching): Ditto.
1163 * loop-doloop.c (doloop_modify): Ditto.
1164 * loop-init.c (loop_optimizer_init): Ditto.
1165 * loop-iv.c (simplify_using_initial_values): Ditto.
1166 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1167 * loop-unswitch.c (unswitch_loop): Ditto.
1168 * modulo-sched.c (generate_prolog_epilog): Ditto.
1169 * predict.c (combine_predictions_for_insn, estimate_probability,
1170 tree_estimate_probability, last_basic_block_p,
1171 estimate_bb_frequencies): Ditto.
1172 * profile.c (branch_prob): Ditto.
1173 * regrename.c (copyprop_hardreg_forward): Ditto.
1174 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1175 * tracer.c (layout_superblocks): Ditto.
1176 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1177 cfg_remove_useless_stmts_bb, cleanup_control_flow,
1178 cleanup_control_expr_graph, disband_implicit_edges,
1179 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1180 tree_verify_flow_info, tree_make_forwarder_block,
1181 tree_forwarder_block_p, remove_forwarder_block,
1182 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1183 * tree-if-conv.c (tree_if_conversion): Ditto.
1184 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1185 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1186 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1187 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1188 copy_loop_headers): Ditto.
1189 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1190 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1191 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1192 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1193 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1194 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1195 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1196 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1197 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1198 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1199 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1200 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1201 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1202 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1203 slpeel_add_loop_guard): Ditto.
1205 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
1207 PR tree-optimization/15784
1208 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1211 * stmt.c (expand_case): Don't change index_type. Convert minval
1214 PR tree-optimization/20130
1215 * fold-const.c (fold): Fold x * -1 into -x.
1217 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
1219 PR rtl-optimization/20331
1220 * rtlanal.c (modified_between_p): Check its address first for MEM.
1221 (modified_in_p): Likewise.
1223 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
1225 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1227 2005-03-10 Steven Bosscher <stevenb@suse.de>
1229 * expr.c (expand_expr_real_1): If possible, use a conditional
1230 move for expanding MIN_EXPR and MAX_EXPR.
1231 Use temp for moving around rtx-en.
1233 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
1236 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1239 2005-03-10 Roger Sayle <roger@eyesopen.com>
1241 * builtins.c (expand_builtin_signbit): Extend to handle floating
1242 point modes wider than the largest integer type, using the
1243 operand_subword_force function to obtain the signbit's word.
1245 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1248 * combine.c (try_combine): If recog_for_combine added CLOBBERs
1249 to NEWI2PAT, fail to combine if they are used by NEWPAT.
1251 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
1253 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1255 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
1257 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1259 (perform_edge_inserts): Unconditionally call
1260 free_dominator_info.
1262 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1264 2005-03-10 Bob Wilson <bob.wilson@acm.org>
1266 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1268 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
1270 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1272 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1274 (rtl_register_value_prof_hooks,
1275 tree_value_profile_transformations,
1276 tree_register_value_prof_hooks): Likewise.
1277 * var-tracking.c (stack_adjust_offset_pre_post,
1278 variable_htab_free, variable_union, dataflow_set_different_2,
1279 count_uses, variable_was_changed, set_frame_base_location,
1280 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1281 vt_add_function_parameters): Likewise.
1282 * varasm.c (named_section_real, named_section, make_decl_rtl,
1283 asm_emit_uninitialised, assemble_integer, decode_addr_const,
1284 const_hash_1, compare_constant, copy_constant, force_const_mem,
1285 output_constant_pool_2, output_constant_pool_1, output_constant,
1286 output_constructor, make_decl_one_only, decl_tls_model,
1287 default_no_named_section, default_elf_select_section_1,
1288 default_unique_section_1): Likewise.
1289 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1290 * vmsdbgout.c (addr_const_to_string): Likewise.
1293 * function.c (struct assign_parm_data_one): Remove last_named
1295 (assign_parm_find_data_types): Don't determine last_named.
1296 Reorder named_parm determination.
1297 (assign_parms): Only setup varargs on the last non-varadic
1300 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
1302 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
1303 sda base address on medium model.
1305 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
1307 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1308 * cfgloop.c (flow_loop_nodes_find): Export.
1309 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1311 * cfgloopmanip.c (fix_loop_structure): New function.
1312 * predict.c (predict_loops): Clean up the loops information.
1313 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1314 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1316 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1317 (rewrite_into_loop_closed_ssa): Declaration changed.
1318 * tree-loop-linear.c (linear_transform_loops): Add argument to
1319 rewrite_into_loop_closed_ssa call.
1320 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1321 * tree-ssa-loop-im.c (move_computations): Ditto.
1322 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1323 * tree-vectorizer.c (vectorize_loops): Ditto.
1324 * tree-optimize.c: Include cfgloop.h.
1325 (execute_todo): Choose whether to call cleanup_tree_cfg or
1326 cleanup_tree_cfg_loop.
1327 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1328 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1329 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1330 cleanup_tree_cfg_loop call.
1331 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1332 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1333 work on part of cfg.
1335 2005-03-10 Jakub Jelinek <jakub@redhat.com>
1338 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1339 with multiple alternatives.
1341 * stmt.c (parse_output_constraint): Fix a typo.
1343 2005-03-09 Bob Wilson <bob.wilson@acm.org>
1345 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1346 assembly directive instead of deprecated "no-generics".
1348 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
1350 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1351 for non-offsettable memory references to cope with outstanding reload
1353 * config/s390/s390.md ("reload_outti"): Call find_replacement to
1354 avoid losing outstanding address reloads.
1355 ("reload_outdi", "reload_outdf"): Likewise.
1357 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1359 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1360 code. Add more cbrt transformations.
1362 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1364 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1366 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1368 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1369 NULL_TREE when a given tree is not simplified.
1370 (fold): Return the original tree when any of the functions
1371 mentioned above NULL_TREE.
1373 * fold-const.c (fold_unary, fold_binary): Take decomposed
1374 arguments, code, type, op0, and op1 in case of fold_binary.
1375 (fold): Update calls to fold_unary and fold_binary.
1377 2005-03-09 Roger Sayle <roger@eyesopen.com>
1379 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1380 a fndecl and an arglist instead of a CALL_EXPR, exp.
1382 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
1384 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1386 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1388 * expr.c (expand_assignment): Remove orig_to_rtx.
1390 * fold-const.c (int_const_binop): Remove no_overflow.
1392 * ifcvt.c (noce_emit_move_insn): Remove inmode.
1394 * loop-iv.c (get_biv_step_1): Remove lhs.
1396 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1398 * real.c (real_nan): Remove neg.
1400 * function.c (thread_prologue_and_epilogue_insns): Remove i
1403 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1406 * tree-eh.c (tree_could_trap_p): Remove idx.
1408 * tree-into-ssa.c (ann): Remove ann.
1410 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1412 * tree-sra.c (decide_block_copy): Remove inst_count.
1414 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1416 * tree-ssa-loop-im.c (lhs): Remove.
1418 * cfgbuild.c (state, STATE, SET_STATE,
1419 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1421 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1422 (find_basic_blocks): Set the state of each basic block to
1425 2005-03-08 Jeff Law <law@redhat.com>
1427 * tree-cfg.c (cleanup_control_flow): If removal of a computed
1428 goto results in the removal of edges in the CFG, then we need
1429 to recompute dominators.
1431 2005-03-09 Ben Elliston <bje@au.ibm.com>
1433 * c-common.c (c_do_switch_warnings): Comment fix.
1435 2005-03-08 Julian Brown <julian@codesourcery.com>
1437 * Patch from 2005-03-08 reverted for causing regressions and
1438 ppc-darwin bootstrap failure.
1440 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
1442 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1443 Define the real function for ppc-darwin.
1444 * c-typeck.c (convert_arguments): Check for target-specific
1445 invalid argument call to unprototyped function.
1446 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1448 * target.h (invalid_arg_for_unprototyped_fn): New field
1450 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1451 default target hook.
1452 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1455 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1457 * c-typeck.c (constructor_stack, constructor_range_stack,
1458 initializer_stack): Make them static.
1460 * cfg.c (rbi_pool): Make it static.
1462 * gimple-low.c (lower_stmt_body): Make it static.
1463 * tree-flow.h: Remove the corresponding prototype. Don't
1466 * sched-deps.c (cache_size): Make it static.
1468 * stor-layout.c (lang_adjust_rli): Make it static.
1470 2005-03-08 Julian Brown <julian@codesourcery.com>
1472 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1473 from being used for symbols with vague linkage when
1474 HAVE_GAS_COMDAT_GROUP is true.
1476 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
1478 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1479 nlabel == JUMP_LABEL (jump).
1481 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1483 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1484 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1485 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1486 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1488 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1491 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1492 * c-common.c (handle_returns_twice): New function.
1493 (c_common_attribute_table): Declare eturns_twice' attribute.
1494 * doc/extend.texi: Document eturns_twice' attribute.
1495 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1496 (struct tree_decl): Add returns_twice_flag.
1498 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1500 * tree-ssa-phiopt.c: Fix a comment typo.
1502 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1503 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1504 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1507 2005-03-08 Richard Henderson <rth@redhat.com>
1509 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1510 builtin codes with ctzdi2, clzdi2, popcountdi2.
1511 (struct alpha_builtin_def): Add is_const.
1512 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1513 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1514 (alpha_init_builtins): Init them. Set nothrow and const attributes
1516 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1517 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1518 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1519 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1520 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1521 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1522 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1523 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1524 (TARGET_FOLD_BUILTIN): New.
1525 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1526 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1528 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1530 2005-03-08 Ira Rosen <irar@il.ibm.com>
1532 PR tree-optimization/20122
1533 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1534 condition of access function instead of base.
1536 2005-03-07 Jeff Law <law@redhat.com>
1537 Steven Bosscher <stevenb@suse.de>
1539 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1540 (find_taken_edge): Call find_taken_edge_computed_goto as
1541 appropriate. Allow any gimple invariant rather than just
1542 INTEGER_CST for VAL.
1543 (cleanup_control_flow): Cleanup a computed goto which has turned
1545 (tree_merge_blocks): If block B has any forced labels, move
1546 them to the start of block A.
1547 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1548 computed gotos as well.
1549 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1550 removal of unnecessary computed gotos too.
1551 (lookup_redirection_data): Fix type of INSERT argument. Callers
1554 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1556 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1557 Remove trailing spaces.
1559 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1560 unshare_all_trees): Make them static.
1561 * tree-gimple.h: Remove the corresponding prototypes.
1563 * diagnostic.h: Remove unused prototype
1564 debug_output_buffer.
1565 * modulo-sched.c: Remove unused prototype
1566 set_row_column_for_ps.
1568 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1569 replace_phi_edge_with_variable): Remove unused variable i.
1571 2005-03-07 Per Bothner <per@bothner.com>
1573 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1575 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1578 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1579 bbs on the COND_EXPR instead of the PHI_NODEs.
1580 (candidate_bb_for_phi_optimization): Remove.
1581 (replace_phi_with_stmt): Rename to ...
1582 (replace_phi_edge_with_variable): this and change so that we
1583 replace the phi argument instead of removing the PHI.
1584 (conditional_replacement): Change so we deal with PHI with more
1586 (value_replacement): Likewise.
1587 (abs_replacement): Likewise.
1589 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1591 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1592 output_e500_flip_gt_bit.
1594 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1596 (rs6000_generate_compare): Fix logic to look at the correct bits.
1597 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1599 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1600 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1601 gen_move_from_CR_gt_bit.
1603 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1604 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1605 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1607 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1608 (E500_CR_IOR_COMPARE): New constant.
1610 2005-03-08 Earl Chew <earl_chew@agilent.com>
1611 David Billinghurst <David.Billinghurst@riotinto.com>
1613 * config/i386/host-cygwin.c: New file to support precompiled
1615 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1616 * config.host: Use above files for cygwin host.
1618 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1620 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1621 ordering ops from earlier change.
1623 2005-03-07 Per Bothner <per@bothner.com>
1625 Various fixes to allow us to again build if --enable-mapped-location:
1626 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1627 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1628 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1629 local variable loc. Change logic appropriately.
1630 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1631 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1632 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1633 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1634 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1636 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1638 PR rtl-optimization/19683
1639 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1640 number of bytes, to smallest_int_for_mode. Fix arguments to
1641 REG_CANNOT_CHANGE_MODE_P.
1643 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1645 * reorg.c (relax_delay_slots): Check that the jump is
1646 conditional before trying to invert it.
1648 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1650 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1653 * calls (stack_arg_under_construction): Make it static.
1655 * flow.c (regs_live_at_setjmp): Make it static.
1656 * flow.h: Remove the corresponding prototype.
1658 * reload1.c (reload_startobj, reload_firstobj,
1659 something_needs_operands_changed, reload_inherited,
1660 reload_inheritance_insn, reload_override_in,
1661 reload_spill_index): Make them static.
1663 * recog.c (verify_changes): Make it static.
1664 * recog.h: Remove the corresponding prototype.
1666 * cfgbuild.c (find_sub_basic_blocks): Remove.
1667 * basic-block.h: Remove the corresponding prototype.
1668 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1670 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1672 * tree-ssa-operands.c (check_build_stmt): Remove.
1674 * stor-layout.c (set_alignment): Remove.
1675 * tree.h: Remove the corresponding prototype.
1677 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1679 * tree-ssa-dce.c (control_dependence_map,
1680 visited_control_parents): Make them static.
1682 * cfghooks.c (verify_flow_info): Remove local variable
1685 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1688 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1690 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1692 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1694 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1696 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1697 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1698 PARALLEL for an empty structure.
1700 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1702 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1704 * fold-const.c (fold_binary): Unroll the very first "for"
1707 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1709 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1710 redundant match_code test.
1711 (scc_comparison_operator): Swap match_operand and match_code
1713 (branch_positive_comparison_operator): Same.
1714 (trap_comparison_operator): Use comparison_operator and swap with
1717 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1720 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1721 (out_movhi_r_mr): Read low byte of volatile MEM first.
1722 (out_movhi_mr_r): Write high byte of volatile MEM first.
1724 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1726 * cselib.c (reg_values, reg_values_size): Make them static.
1728 * cse.c (cse_reg_info_table): Make it static.
1730 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1732 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1734 * cse.c (find_best_addr): Use canon_for_address.
1736 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1738 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1739 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1740 SUBREG and MEM, respectively.
1742 * fold-const.c (fold_binary): Use code instead of t.
1744 * fold-const.c (optimize_minmax_comparison): Take decomposed
1745 arguments code, type, op0, and op1 instead of t.
1746 (fold_binary): Update a call to optimize_minmax_comparison.
1748 * fold-const.c (fold_range_test): Take decomposed arguments
1749 code, type, op0, and op1 instead of t.
1750 (fold_binary): Update a call to fold_range_test.
1752 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1753 decomposed arguments code, type, op0, and op1 instead of t.
1754 (fold_binary): Update a call to fold_range_test.
1756 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1758 * fold-const.c (fold_binary): Avoid directly using the original
1759 expression t as much as possible.
1761 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1763 * c-semantics.c (build_stmt): Use TYPE_P instead of
1764 IS_NON_TYPE_CODE_CLASS.
1765 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1766 (NON_TYPE_CHECK): Use TYPE_P instead of
1767 IS_NON_TYPE_CODE_CLASS.
1769 * fold-const.c (fold): Remove handling of binary expressions.
1771 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1773 * doc/c-tree.texi: Wrap comments in @r{}.
1774 * doc/cpp.texi: Likewise.
1775 * doc/cppinternals.texi: Likewise.
1776 * doc/extend.texi: Likewise.
1777 * doc/md.texi: Likewise.
1778 * doc/objc.texi: Likewise.
1779 * doc/sourcebuild.texi: Likewise.
1780 * doc/tm.texi: Likewise.
1783 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1785 * predict.c (apply_return_prediction): Standardize PHI chain
1787 * tree-ssa.c (ssa_redirect_edge): Likewise.
1789 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1790 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1793 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1794 * tree-flow.h: Adjust the prototype for remove_phi_node.
1795 * lambda-code.c (perfect_nestify): Adjust a call to
1798 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1799 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1801 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1802 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1803 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1804 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1806 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1807 of GEN_INT (trunc_int_for_mode (...)).
1808 * loop-iv.c (iv_number_of_iterations): Likewise.
1809 * postreload.c (reload_cse_move2add): Likewise.
1810 * simplify-rtx.c (simplify_const_unary_operation,
1811 simplify_const_binary_operation): Likewise.
1812 * stor-layout.c (get_mode_bounds): Likewise.
1814 * fold-const.c (fold_binary): New.
1815 (fold): Call fold_binary on binary expressions.
1817 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1819 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1820 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1821 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1822 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1823 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1825 2005-03-04 Devang Patel <dpatel@apple.com>
1827 PR tree-optimization/18815
1828 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1829 loops with zero exit edges.
1831 2005-03-04 Devang Patel <dpatel@apple.com>
1833 * doc/invoke.texi: Remove reference to webpage that does not exist.
1835 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1836 Joseph S. Myers <joseph@codesourcery.com>
1839 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1840 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1841 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1842 * pa.c (get_plabel): Change argument to symbol_ref. Call
1843 maybe_get_identifier instead of get_identifier.
1844 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1845 (struct deferred_plabel): Replace name field with symbol field.
1846 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1847 ASM_OUTPUT_EXTERNAL_REAL is defined.
1848 (output_global_address): Use output_addr_const for output of all
1850 (output_deferred_plabels): Use symbol_ref instead of name for address
1852 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1853 ASM_OUTPUT_SYMBOL_REF): New macros.
1854 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1856 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1859 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1861 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1862 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1864 2005-03-04 Jeff Law <law@redhat.com>
1866 * basic-block.h (rediscover_loops_after_threading): Declare.
1867 * tree-ssa-dom.c: Include cfgloop.h.
1868 (tree_ssa_dominator_optimize): Discover loops and some basic
1869 properties. Remove forwarder blocks recreated by loop header
1870 canonicalization. Also mark backedges in the CFG.
1871 * tree-ssa-threadupdate.c: Include cfgloop.h
1872 (rediscover_loops_after_threading): Define.
1873 (struct local_info): New field, JUMP_THREADED.
1874 (prune_undesirable_thread_requests): New function.
1875 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1876 then record that fact for the callers of redirct_edges.
1877 (thread_block): If BB has incoming backedges, then call
1878 prune_undesirable_thraed_requests. Note when we are
1879 going to have to rediscover loop information. Return a
1880 boolean indicating if any jumps were threaded.
1881 (thread_through_all_blocks): Bubble up boolean indicating
1882 if any jumps were threaded.
1883 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1884 (tree-ssa-threadupdate.o): Similarly.
1886 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1888 * fold-const.c (fold_ternary): Unroll the "for" loop to
1891 2005-03-04 Andrew Haley <aph@redhat.com>
1893 * unwind-dw2-fde-glibc.c (struct
1894 unw_eh_callback_data.check_cache): New field.
1895 (frame_hdr_cache): New.
1896 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1897 Cache frame header info.
1899 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1901 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1902 (print_c_condition): Declare.
1903 * read-rtl.c (ptr_loc): New structure.
1904 (ptr_locs, ptr_loc_obstack, joined_conditions)
1905 (joined_conditions_obstack): New variables.
1906 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1907 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1908 (join_c_conditions, print_c_condition): New functions.
1909 (apply_macro_to_string): Associate the new string with the same
1910 source location as the old one.
1911 (add_condition_to_string): Use join_c_conditions.
1912 (read_string): Use set_rtx_ptr_loc to record a filename and line
1913 number for the string.
1914 (read_rtx): Initialize the new variables above.
1915 * genattrtab.c (write_test_expr, write_attr_value): Use
1917 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1918 comment above the GCC_VERSION check.
1919 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1920 Inline the definition of MAYBE_EVAL.
1921 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1922 * genoutput.c (process_template): Likewise.
1923 * genpreds.c (write_predicate_subfunction): Likewise.
1924 (write_predicate_expr): Use print_c_condition.
1925 * genrecog.c (write_cond): Likewise.
1926 * gensupport.c (process_rtx): Use join_c_conditions to join the
1927 conditions of a define_insn_and_split. Record a source location
1928 for the string after the "&&".
1929 (alter_test_for_insn): Use join_c_conditions.
1931 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1934 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1935 PR tree-optimization/15784
1936 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1939 2005-03-04 Ben Elliston <bje@au.ibm.com>
1941 * gcc.c (option_map): Add --coverage.
1942 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1943 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1944 * config/darwin.h: Pass -lgcov for `coverage'.
1945 * doc/invoke.texi (Debugging Options): Document --coverage.
1947 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1949 * gcse.c (bypass_block): Use find_edge wherever possible.
1951 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1955 * c-opts.c (c_common_parse_file): Call start_source_file
1956 and end_source_file at the approriate times.
1958 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1959 the main file, it will be done for us now.
1961 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1963 * fold-const.c (fold_ternary): New.
1964 (fold): Call fold_ternary on ternary expressions. Remove
1965 handling of ternary expressions.
1967 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1969 PR tree-optimization/15784
1970 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1973 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1975 * config/rs6000/predicates.md (branch_comparison_operator):
1976 Convert from C block to conditional format.
1978 2005-03-03 Jan Hubicka <jh@suse.cz>
1980 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1981 and non-constant public variables.
1983 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1985 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1988 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1991 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1992 calls to release_ssa_name and release_phi_node.
1994 * fold-const.c (fold): Remove handling of unary expressions.
1996 * fold-const.c (fold_unary): Avoid directly using the original
1997 expression t as much as possible.
1999 2005-03-03 Roger Sayle <roger@eyesopen.com>
2000 Andrew Pinski <pinskia@physics.uc.edu>
2002 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2003 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2005 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
2007 Describe special registers SRP and MOF as allocatable registers.
2008 * config/cris/cris.c (cris_md_asm_clobbers): New function.
2009 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2010 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2011 TARGET_HAS_MUL_INSNS.
2012 (cris_print_operand) <case 'd'>: New case.
2013 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2014 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2016 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2017 (REG_ALLOC_ORDER): Update for MOF.
2018 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2020 (GENERAL_REGS): No longer a define of ALL_REGS.
2021 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2022 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2024 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2025 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2026 (SECONDARY_RELOAD_CLASS): Define.
2027 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2028 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2029 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2030 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2031 (REGISTER_MOVE_COST): Define.
2032 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2033 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2034 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2035 (CRIS_MOF_REGNUM): New define_constants.
2036 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2038 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2040 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2041 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2042 Adjust for MOF being properly described as a register.
2043 (indir_to_reg_split): Name this split. Conditionalize on the
2044 destination register being a general register.
2045 (movei): Conditionalize on on operands 0 and 1 having the same
2048 2005-03-03 Alan Modra <amodra@bigpond.net.au>
2051 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2052 -mcpu to override any other explicitly given flags.
2054 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
2056 * recog.c (verify_changes, confirm_change_group): New functions,
2057 broken out of apply_change_group.
2058 (apply_change_group): Use them.
2059 * recog.h (verify_change, confirm_change_group): Declare.
2060 * rtl.h (redirect_jump_2): Declare.
2061 * jump.c (redirect_exp, invert_exp): Delete.
2062 (invert_exp_1): Take second parameter. Return value. Changed caller.
2063 (redirect_jump_2): New function, broken out of redirect_jump.
2064 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2065 (invert_jump): Use invert_jump_1 and redirect_jump_2.
2066 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2068 2005-03-02 Geoffrey Keating <geoffk@apple.com>
2070 * varasm.c (named_section): Use xstrdup rather than doing it by
2073 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2075 2005-03-02 Devang Patel <dpatel@apple.com>
2077 Undo PR tree-optimization/18815 fix.
2079 2005-03-02 Devang Patel <dpatel@apple.com>
2081 PR tree-optimization/18815
2082 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2083 loops with zero exit edges.
2085 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2087 * cfg.c (connect_src, connect_dest, disconnect_src,
2088 disconnct_dest): New.
2089 (unchecked_make_edge, remove_edge, redirect_edge_succ,
2090 redirect_edge_pred): Use the new functions.
2092 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2093 free_dominance_info only when needed.
2095 2005-03-02 David Edelsohn <edelsohn@gnu.org>
2098 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2099 (reg_or_sub_cint64_operand): Same.
2101 2005-03-02 Jeff Law <law@redhat.com>
2103 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2104 CFG_ALTERED in the main DOM iteration loop.
2106 2005-03-02 Mark Mitchell <mark@codesourcery.com>
2109 * varasm.c (initializer_constant_valid_p): Allow conversions
2110 between OFFSET_TYPEs. Tidy.
2112 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
2114 * config/cris/cris.md ("return"): Remove epilogue delay list
2117 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
2119 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2121 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2123 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
2125 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2126 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2127 config/m68k/m68k.c, config/mips/mips.h,
2128 config/rs6000/rs6000-protos.h, doc/contrib.texi,
2129 doc/include/gcc-common.texi: Update copyright.
2131 PR middle-end/18029 and PR middle-end/18030
2132 * expr.c (optimize_bitfield_assignment_op): Add a special case
2133 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2135 * fold-const.c (fold_unary): New.
2136 (fold): Call fold_unary on unary expressions.
2138 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
2140 * cgraph.h (struct cgraph_edge): Add prev_caller and
2142 (cgraph_node_remove_callees): Export.
2143 * cgraph.c (cgraph_create_edge): Initialize prev_caller
2145 (cgraph_edge_remove_callee): New function.
2146 (cgraph_edge_remove_caller): Likewise.
2147 (cgraph_remove_edge): Use.
2148 (cgraph_redirect_edge_callee): Likewise.
2149 (cgraph_node_remove_callees): New function.
2150 (cgraph_node_remove_callers): Likewise.
2151 (cgraph_remove_node): Use.
2152 * tree-optimize.c (tree_rest_of_compilation): Use
2153 cgraph_node_remove_callees instead of manual loop.
2154 * cgraphunit.c (cgraph_finalize_function): Likewise.
2155 (cgraph_expand_function): Likewise.
2156 (cgraph_remove_unreachable_nodes): Likewise.
2158 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
2161 * c-tree.h (undeclared_variable, build_external_ref): Add extra
2163 * c-decl.c (undeclared_variable): Take location as argument.
2164 * c-typeck.c (build_external_ref): Likewise.
2165 * c-parser.c (c_parser_postfix_expression): Pass location of
2166 identifier to build_external_ref.
2168 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2170 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2171 CCEQ mode for branch_positive_comparison_operator test.
2172 * config/rs6000/predicates (branch_comparison_operator): Revert to
2174 (scc_comparison_operator): Same.
2175 (branch_positive_comparison_operator): Same.
2177 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
2179 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2180 (cris_delay_slots_for_epilogue): Remove.
2181 (save_last): Move into cris_target_asm_function_epilogue.
2182 (cris_target_asm_function_epilogue): Remove tests for file being
2184 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2185 (cris_delay_slots_for_epilogue): Remove prototypes.
2186 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2187 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2189 2005-03-01 David Edelsohn <edelsohn@gnu.org>
2191 * config/rs6000/predicates.md (branch_comparison_operator): Change
2192 to define_special_predicate.
2193 (scc_comparison_operator): Same.
2194 (branch_positive_comparison_operator): Same.
2196 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
2198 * Makefile.in (tree-ssa-sink.o): New.
2199 (OBJS-common): Add tree-ssa-sink.o.
2200 * common.opt: Add -ftree-sink
2201 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2202 * timevar.def (TV_TREE_SINK): new timevar.
2203 * tree-flow.h (is_hidden_global_store): Prototype.
2204 * tree-optimize.c (init_tree_optimization_passes): Add
2206 * tree-pass.h (pass_sink_code): New.
2207 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2208 for non-obvious global store store to is_hidden_global_store, and
2209 call that new function.
2210 * tree-ssa-sink.c: New file.
2211 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2212 * doc/passes.texi: Document forward store motion.
2213 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2214 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2215 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2216 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2218 2005-03-01 Per Bothner <per@bothner.com>
2220 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2221 and we have a non-zero column-number, add it to the message.
2222 Also factor out the diagnostic_kind_text.
2224 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2226 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2227 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2228 flow_loop_scan): Removed.
2229 (flow_loop_dump): Do not dump removed fields.
2230 (flow_loop_free): Do not free removed fields.
2231 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
2232 (loop_exit_edge_p): New function.
2233 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2234 num_pre_header_edges, entry_edges, num_entries, exit_edges,
2235 num_exits, exits_doms.
2236 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2237 LOOP_EDGES, LOOP_ALL): Removed.
2238 (flow_loop_scan): Declaration removed.
2239 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2240 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2242 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2243 (if_convert): Call flow_loops_find and flow_loops_free
2244 when calling mark_loop_exit_edges.
2245 * cfgloopanal.c (mark_loop_exit_edges): Moved from
2246 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
2247 free_dominance_info calls.
2248 * loop-init.c (flow_loops_find): Ditto.
2249 * passes.c (rest_of_handle_branch_prob): Ditto.
2250 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2251 * loop-unroll.c (analyze_insns_in_loop): Do not use
2253 * predict.c (predict_loops): Do not call flow_loop_scan.
2254 Use get_loop_exit_edges.
2255 (tree_estimate_probability): Do not pass flags to flow_loops_find.
2256 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2257 Do not use EDGE_LOOP_EXIT.
2258 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2259 to bb_with_exit_edge_p.
2260 (if_convertible_loop_p): Do not call flow_loop_scan. Use
2261 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
2262 to bb_with_exit_edge_p.
2263 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
2265 * tree-loop-linear.c (linear_transform_loops): Do not call
2266 flow_loop_scan. Use loop->single_exit.
2267 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2268 (vect_analyze_loop_form): Do not call flow_loop_scan.
2269 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2271 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2273 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2274 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2275 slpeel_tree_duplicate_loop_to_edge_cfg,
2276 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2277 Use loop_preheader_edge and loop->single_exit. Do not call
2280 2005-03-01 Nick Clifton <nickc@redhat.com>
2282 * config/arm/arm.c (thumb_find_work_register): Check all of the
2283 argument registers to see if they are free, and a couple of
2284 special cases where the last argument register but can be proved
2285 to be available during the function's prologue.
2286 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2287 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2288 thumb_unexpanded_epilogue): Use unsigned long as the type for the
2290 (thumb_compute_save_reg_mask): Likewise. Also use
2291 thumb_find_work_register() to ensure that there is agreement about
2292 which work register is going to be used in the prologue.
2293 (thumb_output_function_prologue): Use unsigned long as the type
2294 for the register bit-mask. Also delay pushing the link register if
2295 other high registers are going to be pushed.
2296 (thumb_compute_save_reg_mask, emit_multi_reg_push,
2297 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2298 redundant prototypes.
2300 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
2303 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2304 and after reload in REG+REG indexed addresses without REG_POINTER
2305 set in the base and not set in the index.
2307 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
2309 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2310 Don't undefine here.
2311 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2312 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2313 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2314 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2315 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2317 * config.gcc (sh*-*-linux*): Use config/linux.h.
2319 2005-02-28 Dale Johannesen <dalej@apple.com>
2320 Stan Shebs <shebs@apple.com>
2322 Rewrite of 64-bit Darwin structure-by-value pass/return.
2323 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2324 intoffset, use_stack, named.
2325 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
2326 (rs6000_darwin64_record_arg_advance_flush): New.
2327 (rs6000_darwin64_record_arg_advance_recurse): New.
2328 (rs6000_darwin64_record_arg_flush): New.
2329 (rs6000_darwin64_record_arg_recurse): New.
2330 (rs6000_darwin64_record_arg): New.
2331 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
2332 (function_arg_boundary): Handle 128-bit aligned structs.
2333 (function_arg_advance): Rewrite darwin64 struct handling.
2334 (function_arg): Call rs6000_darwin64_record_arg.
2335 (function_arg_partial_nregs): Handle darwin64 structs.
2336 (rs6000_darwin64_function_value): Remove.
2337 (rs6000_function_value): Call rs6000_darwin64_record_arg.
2339 2005-02-28 Roger Sayle <roger@eyesopen.com>
2341 PR tree-optimization/20216
2342 * tree-chrec.c (tree_fold_factorial): Delete.
2343 (tree_fold_binomial): Change argument list to take a return type
2344 and change the type of K to unsigned int. Rewrite to avoid explicit
2345 evaluation of factorials, and (recursively) calling fold to perform
2346 compile-time arithmetic. Return NULL on (internal) overflow.
2347 (chrec_evaluate): Change type of K to an unsigned int. Avoid
2348 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
2349 if any intermediate calculation overflows.
2350 (chrec_apply): Update call to chrec_evaluate.
2352 2005-02-28 James E Wilson <wilson@specifixinc.com>
2354 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2356 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
2359 * c-parser.c (c_parser_compound_statement): Return error_mark_node
2360 instead of NULL_TREE on error.
2362 2005-02-28 David Edelsohn <edelsohn@gnu.org>
2364 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2365 (EASY_VECTOR_15_ADD_SELF): Remove.
2366 (num_insns_constant_wide): Not static.
2367 (validate_condition_mode): Not static.
2368 (toc_relative_expr_p): Not static.
2369 (legitimate_indirect_address_p): Not static.
2370 (macho_lo_sum_memory_operand): Not static.
2371 (invalid_e500_subreg): Not static.
2372 (easy_vector_same): Not static.
2373 (easy_vector_splat_const): Not static.
2374 (RS6000_SYMBOL_REF_TLS_P): Remove.
2375 (any_operand): Delete.
2376 (any_parallel_operand): Delete.
2377 (count_register_operand): Delete.
2378 (altivec_register_operand): Delete.
2379 (xer_operand): Delete.
2380 (s8bit_cint_operand): Delete.
2381 (short_cint_operand): Delete.
2382 (u_short_cint_operand): Delete.
2383 (non_short_cint_operand): Delete.
2384 (exact_log2_cint_operand): Delete.
2385 (gpc_reg_operand): Delete.
2386 (cc_reg_operand): Delete.
2387 (cc_reg_not_cr0_operand): Delete.
2388 (reg_or_short_operand): Delete.
2389 (reg_or_neg_short_operand): Delete.
2390 (reg_or_aligned_short_operand): Delete.
2391 (reg_or_u_short_operand): Delete.
2392 (reg_or_cint_operand): Delete.
2393 (reg_or_arith_cint_operand): Delete.
2394 (reg_or_add_cint64_operand): Delete.
2395 (reg_or_sub_cint64_operand): Delete.
2396 (reg_or_logical_cint_operand): Delete.
2397 (got_operand): Delete.
2398 (got_no_const_operand): Delete.
2399 (easy_fp_constant): Delete.
2400 (easy_vector_constant): Delete.
2401 (easy_vector_constant_add_self): Delete.
2402 (zero_constant): Delete.
2403 (zero_fp_constant): Delete.
2404 (volatile_mem_operand): Delete.
2405 (offsettable_mem_operand): Delete.
2406 (mem_or_easy_const_operand): Delete.
2407 (add_operand): Delete.
2408 (non_add_cint_operand): Delete.
2409 (logical_operand): Delete.
2410 (non_logical_cint_operand): Delete.
2411 (mask_operand): Delete.
2412 (mask_operand_wrap): Delete.
2413 (mask64_operand): Delete.
2414 (mask64_2_operand): Delete.
2415 (and64_operand): Delete.
2416 (and64_2_operand): Delete.
2417 (and_operand): Delete.
2418 (reg_or_mem_operand): Delete.
2419 (lwa_operand): Delete.
2420 (symbol_ref_operand): Delete.
2421 (call_operand): Delete.
2422 (current_file_function_operand): Delete.
2423 (input_operand): Delete.
2424 (rs6000_nonimmediate_operand): Delete.
2425 (rs6000_tls_symbol_ref): Delete.
2426 (save_world_operation): Delete.
2427 (restore_world_operation): Delete.
2428 (load_multiple_operation): Delete.
2429 (store_multiple_operation): Delete.
2430 (vrsave_operation): Delete.
2431 (mfcr_operation): Delete.
2432 (mtcrf_operation): Delete.
2433 (lmw_operation): Delete.
2434 (stmw_operation): Delete.
2435 (branch_comparison_operator): Delete.
2436 (branch_positive_comparison_operator): Delete.
2437 (scc_comparison_operator): Delete.
2438 (trap_comparison_operator): Delete.
2439 (boolean_operator): Delete.
2440 (boolean_or_operator): Delete.
2441 (min_max_operator): Delete.
2442 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2443 (EASY_VECTOR_15): Moved to here.
2444 (EASY_VECTOR_15_ADD_SELF): Move to here.
2445 (PREDICATE_CODES): Delete.
2446 * config/rs6000/rs6000-protos.h: Delete predicate functions.
2447 Declare functions no longer static.
2448 * config/rs6000/predicates.md: New.
2449 * config/rs6000/rs6000.md: Include predicates.md
2451 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
2453 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
2454 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2456 * cfgrtl.c (need_fake_edge_p): Likewise.
2457 * combine.c (distribute_notes): Likewise.
2458 * emit-rtl.c (try_split): Likewise.
2459 * recog.c (peephole2_opimize): Likewise.
2460 * reg-notes.def (ALWAYS_RETURN): Remove.
2461 * rtl.h (LCT_ALWAYS_RETURN): Remove.
2462 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2463 * tree.h (ECF_ALWAYS_RETURN): Remove.
2465 2005-02-28 Roger Sayle <roger@eyesopen.com>
2468 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2469 between different machine modes is never a "useless" conversion.
2471 2005-02-28 Geert Bosch <bosch@gnat.com>
2474 * doc/contrib.texi: List contributors for Ada front end
2476 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2478 * simplify-rtx.c (simplify_unary_operation_1,
2479 simplify_const_unary_operation): New, extracted from...
2480 (simplify_unary_operation): ... this one.
2481 (simplify_binary_operation_1,
2482 simplify_const_binary_operation): New, extracted from...
2483 (simplify_binary_operation): ... this one.
2484 * rtl.h (simplify_const_unary_operation,
2485 simplify_const_binary_operation): Add prototypes.
2487 2005-02-28 Julian Brown <julian@codesourcery.com>
2489 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2490 building libjava and caused PR regression/20228.
2492 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2495 * Makefile.in (host_subdir): New.
2496 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2497 * configure: Regenerate.
2499 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2501 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2502 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2503 installation directory first.
2505 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2508 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2509 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2510 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2511 * config/cris/cris.md: Tweak comments referring to Q.
2512 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2513 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2514 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2515 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2516 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2517 Insert spaces in constraints to align alternatives vertically for
2519 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2522 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2524 PR rtl-optimization/17728
2525 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2526 operand 0 from general_operand to move_dest_operand.
2528 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2530 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2531 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2532 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2533 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2535 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2537 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2538 * configure: Regenerate.
2539 * libada-mk.in: Remove CC; rename
2540 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2542 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2545 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2546 for the lhs, also walk over the tree. Likewise for rhs.
2548 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2550 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2551 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2552 Do not propagate value of iv before increment over the increment.
2554 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2556 * c-parser.c: New file.
2557 * c-parse.in: Remove.
2558 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2560 (c-parser.o): Add dependencies.
2561 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2562 maintainer-clean, TAGS): Update.
2563 * c-config-lang.in (gtfiles): Update.
2564 * gengtype-lex.l: Don't handle "@@".
2565 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2566 objc_build_synchronized, objc_begin_try_stmt,
2567 objc_begin_catch_clause, objc_finish_catch_clause,
2568 objc_build_finally_clause, objc_finish_try_stmt): New.
2569 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2571 (c_parse_init): Update comment.
2572 * c-decl.c (c_init_decl_processing): Update comment.
2573 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2574 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2575 new c_declspecs members.
2577 2005-02-25 Julian Brown <julian@codesourcery.com>
2579 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2580 from being used for symbols with vague linkage when
2581 HAVE_GAS_COMDAT_GROUP is true.
2583 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2585 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2587 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2590 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2591 (LIBGCC2_HAS_DF_MODE): New.
2592 (LIBGCC2_HAS_XF_MODE): New.
2593 (LIBGCC2_HAS_TF_MODE): New.
2594 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2595 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2596 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2597 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2598 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2599 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2600 and add _fixtfdi, _fixunstfdi, _floatditf
2601 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2602 L_fixunstfdi, L_floatditf.
2603 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2604 (LIBGCC2_HAS_TF_MODE): Define.
2606 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2608 PR tree-optimization/20204
2609 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2610 REWRITE_THIS_STMT markers on PHI nodes.
2611 (rewrite_initialize_block): Likewise.
2613 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2615 * version.c (version_string): Update to 4.1.
2617 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2619 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2620 Clarify that the alternative way doesn't work in GNU C++.
2622 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2624 PR tree-optimization/19937
2625 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2626 to the type of the induction variable.
2628 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2630 PR rtl-optimization/20117
2631 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2632 the block including noncopyable insn.
2634 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2636 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2637 calls to find_reg_note.
2639 2005-02-24 Richard Henderson <rth@redhat.com>
2642 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2645 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2647 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2648 vector types if to use base reg for misaligned non-word ld/std.
2650 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2653 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2654 dwarf2 label manually and put it after, not before the prologue.
2656 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2659 * reload.c (operands_match_p): Only increment register number for
2660 SCALAR_INT_MODE_P modes in multiple hard registers.
2662 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2665 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2667 * ChangeLog.5: Fix log message typo(s).
2668 * ChangeLog.7: Likewise.
2669 * ChangeLog.tree-ssa: Likewise.
2670 * cfgexpand.c: Fix comment typo(s).
2671 * conflict.c: Likewise.
2672 * defaults.h: Likewise.
2673 * dwarf2out.c: Likewise.
2675 * ggc-page.c: Likewise.
2676 * tree-eh.c: Likewise.
2677 * tree-ssa-dom.c: Likewise.
2679 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2682 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2683 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2684 if SHARED is defined.
2687 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2688 allow splitting only if operands 0 and 3 don't overlap.
2690 2005-02-24 Richard Henderson <rth@redhat.com>
2693 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2694 (fold_builtin_1): Call them.
2695 * fold-const.c (fold_complex_mult_parts): Split out from ...
2696 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2697 (fold_complex_div_parts, fold_complex_div): New.
2699 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2701 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2703 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2704 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2706 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2707 (print_node): Likewise.
2708 Print TYPE_SIZES_GIMPLIFIED.
2710 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2712 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2713 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2714 operands as commutative in constraints.
2716 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2718 * tree-into-ssa.c: Re-organize internal functions.
2720 2005-02-24 Richard Henderson <rth@redhat.com>
2723 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2725 * common.opt (fcx-limited-range): New.
2726 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2727 * toplev.c (flag_complex_method): Initialize to 1.
2728 (process_options): Set flag_complex_method to 0 if
2729 flag_cx_limited_range.
2730 * doc/invoke.texi (-fcx-limited-range): New.
2732 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2734 * cse.c (delete_trivially_dead_insns): Speed up by using
2735 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2738 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2740 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2741 functions when -mid-shared-library is being used.
2743 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2745 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2746 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2747 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2748 * system.h: Poison LINK_LIBGCC_SPECIAL.
2750 2005-02-23 James E Wilson <wilson@specifixinc.com>
2752 * gengtype.c (note_insn_name): Make 1 element larger.
2754 2005-02-23 Roger Sayle <roger@eyesopen.com>
2757 PR rtl-optimization/20097
2758 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2759 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2761 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2763 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2764 * t-aix52 (SHLIB_INSTALL): Same.
2766 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2768 * genpreds.c: Update copyright.
2770 2005-02-23 Michael Beach <michaelb@ieee.org>
2773 * config/sparc/t-elf (startup files): Assemble with CPP.
2775 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2777 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2778 (write_predicate_expr): Likewise.
2780 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2782 PR tree-optimization/20100
2783 PR tree-optimization/20115
2784 * tree-optimize.c (init_tree_optimization_passes): Remove
2785 pass_maybe_create_global_var.
2786 * tree-pass.h (pass_maybe_create_global_var): Remove.
2787 * tree-ssa-alias.c (aliases_computed_p): Declare.
2788 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2789 (count_calls_and_maybe_create_global_var): Remove.
2790 (pass_maybe_create_global_var): Remove.
2791 (init_alias_info): Do not declare aliases_computed_p.
2792 (maybe_create_global_var): If the function contains no
2793 call-clobbered variables and a mix of pure/const and regular
2794 function calls, create .GLOBAL_VAR.
2795 Mark all call-clobbered variables for renaming.
2796 (merge_pointed_to_info): Update comment.
2797 (add_pointed_to_var): Likewise.
2798 (is_escape_site): Likewise.
2799 Accept struct alias_info * instead of size_t *.
2801 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2803 * tree-ssa-operands.c (get_call_expr_operands): If
2804 ALIASES_COMPUTED_P is false, do not add call-clobbering
2806 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2807 (delete_tree_ssa): Likewise.
2809 2005-02-22 James E Wilson <wilson@specifixinc.com>
2811 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2812 (do_compile): Do call it here.
2814 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2816 PR rtl-optimization/20017.
2817 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2818 rest_of_handle_cse2, rest_of_handle_gcse): Call
2819 delete_dead_jumptables immediately before calling cleanup_cfg.
2821 2005-02-22 Devang Patel <dpatel@apple.com>
2824 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2827 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2829 * config/rs6000/aix.h (WINT_TYPE): Define.
2831 2005-02-22 Stan Shebs <shebs@apple.com>
2833 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2834 natural alignment for 64-bit Darwin.
2835 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2837 * doc/invoke.texi: Document this.
2839 2005-02-22 DJ Delorie <dj@redhat.com>
2841 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2842 to make_[un]signed_type, not the mode itself.
2844 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2846 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2847 not available. Use tail calls wherever possible.
2848 (make_edge): Call unchecked_make_edge to create an edge.
2850 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2851 (coalesce_ssa_name): Don't check for
2852 SSANORM_USE_COALESCE_LIST.
2853 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2855 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2857 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2858 (rewrite_into_ssa): ... here.
2860 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2862 PR tree-optimization/19786
2863 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2864 tag to another's may-alias bitmap when adding to the other's list.
2866 2005-02-21 DJ Delorie <dj@redhat.com>
2868 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2869 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2870 registers in unsupported ways.
2871 * expmed.c (init_expmed): Likewise.
2873 2005-02-21 Stan Cox <scox@redhat.com>
2875 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2877 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2879 * tree-cfg.c (fold_cond_expr_cond): New.
2880 (make_edges): Call fold_cond_expr_cond.
2881 (find_taken_edge): Accept nothing but INTEGER_CST.
2882 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2884 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2886 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2887 that do not belong to any basic block.
2889 2005-02-21 Jeff Law <law@redhat.com>
2891 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2894 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2896 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2897 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2898 Adjust their definitions.
2899 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2900 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2902 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2903 genautomata.c, langhooks.c, langhooks.h, system.h,
2904 config/arm/lib1funcs.asm: Update copyright.
2906 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2908 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2910 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2913 * doc/install.texi: Document --with-gc.
2915 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2917 * simplify-rtx.c (simplify_unary_operation): Add a missing
2920 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2922 PR tree-optimization/18663
2923 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2924 if the type has variable bounds.
2926 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2928 * gcse.c: Remove an obsolete comment.
2930 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2932 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2934 * doc/extend.texi (Function Attributes) <Attribute const>: The
2935 attribute "pure" is below this text, not above.
2937 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2939 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2940 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2941 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2943 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2946 * langhooks.h (struct lang_hooks): Add to_target_charset.
2947 * langhooks.c (lhd_to_target_charset): New function.
2948 * langhooks-def.h: Declare lhd_to_target_charset.
2949 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2950 (LANG_HOOKS_INITIALIZER): Update.
2951 * c-common.c (c_common_to_target_charset): New function.
2952 * c-common.h: Declare it.
2953 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2954 c_common_to_target_charset.
2956 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2957 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2959 * system.h: Poison them.
2960 * doc/tm.texi: Don't discuss them.
2961 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2962 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2963 (pp_c_char): Do not attempt to generate letter escapes for
2965 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2966 * config/mips/mips.c (mips_output_ascii): Likewise.
2968 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2970 PR tree-optimization/19951
2971 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2974 2005-02-19 Steven Bosscher <stevenb@suse.de>
2977 * function.h (struct function): New field `max_loop_depth'.
2978 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2979 (flow_loops_find): Reset the max loop depth count before finding loops.
2980 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2981 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2982 (calculate_global_regs_live): Make sure the loop will terminate
2983 when the initial sets are not empty.
2985 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2987 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2989 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2991 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2994 * doc/invoke.texi: Remove documentation of %M spec.
2996 (init_spec): Remove %M suffix from -lgcc_s.
2997 (do_spec_1): Remove 'M' case.
2998 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2999 to put shared libraries in the multilib directory. Remove the
3000 shlib_so_soname substitution variable. Don't add a multilib encoding
3001 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
3002 reported by -print-multi-os-directory. Pass @multilib_dir@ to
3003 SHLIB_INSTALL as well as SHLIB_LINK.
3004 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3005 (SHLIB_NAME): Delete.
3006 (SHLIB_DIR): New macro.
3007 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3008 (SHLIB_INSTALL): Adjust accordingly.
3009 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3010 * config/t-slibgcc-sld: Likewise.
3011 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3012 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3013 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3015 (SHLIBUNWIND_INSTALL): Adjust accordingly.
3016 * config/i386/t-nwld (SHLIB_SONAME): Delete.
3017 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3018 Use @shlib_base_name@ instead of @shlib_so_name@.
3019 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3020 and @shlib_base_name@.so in @multilib_dir@.
3021 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
3022 to the install path.
3023 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3024 (SHLIB_LINK): Remove previous workaround.
3025 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3026 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3027 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
3029 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3030 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
3031 (SHLIB_INSTALL): Adjust accordingly.
3032 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3033 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3034 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3035 config/t-slibgcc-elf-ver.
3037 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
3038 Jakub Jelinek <jakub@redhat.com>
3040 PR tree-optimization/19828
3041 * tree-ssa-loop-im.c: Add a TODO comment.
3042 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3043 without side-effects.
3045 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3047 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3050 2005-02-18 James E. Wilson <wilson@specifixinc.com>
3052 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3053 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3054 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3056 (ia64_reorg): Delete fixup_errata call.
3057 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3058 (TARGET_SWITCHES): Delete -mb-step entry.
3060 2005-02-19 Jakub Jelinek <jakub@redhat.com>
3063 * c-typeck.c (composite_type): Handle quals in transparent unions.
3064 (type_lists_compatible_p): Likewise.
3066 2005-02-18 Stan Shebs <shebs@apple.com>
3068 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3069 expressions in the .literal8 section.
3071 2005-02-18 Geoffrey Keating <geoffk@apple.com>
3073 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3075 2005-02-18 Roger Sayle <roger@eyesopen.com>
3077 * fold-const.c (constant_boolean_node): Always create values of the
3078 specified type, don't bother calling truthvalue_conversion.
3080 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3082 * except.c (output_function_exception_table): Call
3083 assemble_external_libcall (eh_personality_libfunc).
3085 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3088 * config/ia64/ia64.h (struct machine_function): Add state_num.
3089 * config/ia64/ia64.c (process_epilogue,
3090 process_for_unwind_directive): Use new unwind state numbers each
3091 time rather than state 1.
3093 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3096 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3097 before the "*llgt_didi" pattern.
3099 2005-02-18 Jason Merrill <jason@redhat.com>
3101 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3103 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
3105 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3106 (div0): Use it in place of ARM_FUNC_ALIAS.
3107 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3109 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
3112 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3113 access, the lower bound of the array type if it exists.
3115 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
3118 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3119 cases that are out-of-range for the index type.
3121 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
3123 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3124 (estimate_case_costs): Don't call convert.
3125 * expmed.c (expand_shift): Likewise.
3126 (make_tree): Call fold_convert instead of convert.
3128 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3131 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3132 that ref to be marked MEM_READONLY_P doesn't have base that needs
3135 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
3137 * genautomata.c (output_get_cpu_unit_code_func,
3138 output_cpu_unit_reservation_p): Don't generate old-style function
3141 2005-02-18 Jakub Jelinek <jakub@redhat.com>
3144 PR tree-optimization/20009
3145 * convert.c (convert_to_integer): Revert 2005-02-16 change.
3147 PR tree-optimization/18947
3148 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3149 inline, remove all nodes that are inlined into the extern inline
3152 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3154 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3155 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3156 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3157 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3160 2005-02-17 Roger Sayle <roger@eyesopen.com>
3162 PR tree-optimization/19917
3163 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3164 to be potentially trapping.
3166 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
3168 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3170 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
3172 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3173 tem becomes a local variable which is set to the value of the
3174 back end defined INITIAL_FRAME_ADDRESS macro.
3175 (expand_builtin_frame_address): Omit the base parameter to
3176 expand_builtin_return_addr.
3177 (expand_builtin_profile_func): Likewise.
3178 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3179 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3180 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3182 2005-02-17 Jakub Jelinek <jakub@redhat.com>
3184 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3185 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3186 * config/frv/frv.c (frv_function_epilogue): Likewise.
3188 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
3190 * lambda-code (perfect_nestify): Remove mark/unmark
3192 * tree-loop-linear.c (linear_transform_loops): Add
3193 rewrite_into_ssa call so that ssa is correct for
3194 rewriting into loop closed.
3196 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
3198 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3199 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3201 * bt-load.c (btr_def_live_range, combine_btr_defs,
3202 migrate_btr_def, migrate_btr_defs): Likewise.
3203 * cfgcleanup.c (thread_jump): Likewise.
3204 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3205 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3206 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3207 df_rd_local_compute, df_reg_info_compute): Likewise.
3208 * dominance.c (init_dom_info, free_dom_info): Likewise.
3209 * flow.c (init_propagate_block_info,
3210 free_propagate_block_info): Likewise.
3211 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3212 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3213 modify_reg_pav): Likewise.
3214 * loop-invariant.c (find_defs, find_invariant_insn,
3215 find_invariants, free_inv_motion_data): Likewise.
3216 * predict.c (tree_predict_by_opcode,
3217 estimate_bb_frequencies): Likewise.
3218 * stmt.c (expand_case): Likewise.
3219 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3220 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3221 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3222 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3223 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3224 rewrite_ssa_into_ssa): Likewise.
3225 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3226 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3227 analyze_edges_for_bb, perform_edge_inserts): Likewise.
3228 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3229 * tree-sra.c (tree_sra): Likewise.
3230 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3231 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3232 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3233 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3234 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3235 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3237 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3238 calculate_live_on_entry, calculate_live_on_exit,
3239 build_tree_conflict_graph): Likewise.
3240 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3241 record_important_candidates, set_use_iv_cost, find_depends,
3242 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3243 tree_ssa_iv_optimize_finalize): Likewise.
3244 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3245 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3246 tree_duplicate_loop_to_header_edge): Likewise.
3247 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3248 * tree-ssa.c (verify_flow_insensitive_alias_info,
3249 verify_name_tags, verify_ssa, init_tree_ssa,
3250 delete_tree_ssa): Likewise.
3251 * tree-ssanames.c (marked_ssa_names, init_ssanames,
3252 fini_ssanames): Likewise.
3253 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3255 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
3257 * config/rs6000/t-rtems: Completely reworked.
3259 2005-02-17 Ira Rosen <irar@il.ibm.com>
3261 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3263 2005-02-17 Ira Rosen <irar@il.ibm.com>
3265 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3266 POINTER_TYPE_P when checking that type is a pointer.
3267 (vect_get_memtag): Remove.
3268 (vect_address_analysis): Use POINTER_TYPE_P. Call
3269 vect_object_analysis with dummy parameter for memtag.
3270 (vect_object_analysis): Extract memtag (functionality that
3271 used to be in vect_get_memtag and moved here). Fix printings.
3272 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3273 with correct parameters. Remove call to vect_get_memtag.
3275 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
3277 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3278 (tree-vectorizer.o): Added missing dependencies.
3280 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3282 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3283 declaration in tree-vectorizer.c, now has an extern declaration in
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, destroy_loop_vec_info,
3290 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3291 vectorizable_store, vectorizable_operation, vectorizable_assignment,
3292 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3293 find_loop_location): Likewise.
3295 * tree-vectorizer.c (langhooks.h): #include removed.
3296 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3297 moved to tree-vectorized.h.
3298 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3299 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3300 get_vectype_for_scalar_type, vect_is_simple_use,
3301 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3302 vect_supportable_dr_alignment, new_loop_vec_info,
3303 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3304 vect_set_verbosity_level, find_loop_location): Likewise.
3306 (vect_analyze_loop): Function externalized. Declaration moved to
3307 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3308 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3309 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3310 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3311 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3312 vect_enhance_data_refs_alignment, vect_analyze_operations,
3313 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3314 vect_stmt_relevant_p, vect_get_loop_niters,
3315 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3316 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3317 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3318 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3319 vect_get_memtag): Likewise.
3321 (vectorizable_load): Function externalized. Declaration moved to
3322 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3323 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3324 vect_transform_loop): Likewise.
3325 (vect_transform_stmt): Moved to tree-vect-transform.c.
3326 (vect_align_data_ref, vect_create_destination_var,
3327 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3328 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3329 vect_get_vec_def_for_operand, vect_init_vector,
3330 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3331 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3332 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3333 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3334 vect_do_peeling_for_loop_bound): Likewise.
3336 * tree-vect-analyze.c: New file.
3337 * tree-vect-transform.c: New file.
3339 2005-02-17 Jason Merrill <jason@redhat.com>
3341 PR mudflap/19319, c++/19317
3342 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3345 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
3347 * doc/install.texi (Specific): Update link for Darwin-specific
3350 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
3352 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3353 constant_boolean_node.
3355 2005-02-16 David Edelsohn <edelsohn@gnu.org>
3358 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3359 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3361 2005-02-16 Richard Henderson <rth@redhat.com>
3364 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3366 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3367 replace uses with Wtype_MAXp1_F.
3368 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3369 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3370 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3371 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3372 and HAVE_TFMODE as appropriate.
3373 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3374 (__floatdisf): Likewise.
3375 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3376 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3377 (Wtype_MAXp1_F): New.
3378 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
3379 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
3381 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
3384 * arm.c (arm_apply_result_size): New function.
3385 * arm.h (APPLY_RESULT_SIZE): Define.
3386 * arm-protos.h (arm_apply_result_size): Add prototype.
3387 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
3388 (movxf): New expand.
3389 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
3390 (call_value_symbol): Remove predicate for operand 0.
3391 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
3392 (untyped_call): Rework to correclty return values for any type.
3393 (untyped_return): New expand.
3394 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
3396 2005-02-16 Stan Shebs <shebs@apple.com>
3398 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
3399 * config/rs6000/t-darwin8: New, for 64-bit multilib.
3401 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3403 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
3404 configure settings on Solaris 7 and later.
3406 2005-02-16 Diego Novillo <dnovillo@redhat.com>
3408 PR tree-optimization/19865
3409 * tree-optimize.c (init_tree_optimization_passes): Run
3410 pass_may_alias after pass_sra.
3412 2005-02-16 Richard Henderson <rth@redhat.com>
3413 Stuart Hastings <stuart@apple.com>
3416 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
3417 Do nothing if debug info suppressed for this function.
3418 (dbxout_begin_function): Early exit if debug info suppressed for
3421 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
3424 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
3426 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
3428 PR tree-optimization/19967
3429 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
3430 expand_builtin_strchr, expand_builtin_strrchr): Take a new
3431 argument TYPE. Adjust calls to fold_builtin_XXX.
3432 (expand_builtin, fold_builtin_1): Adjust calls to
3434 (fold_builtin_strchr, fold_builtin_strpbrk,
3435 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
3436 result to a requested type TYPE.
3438 2005-02-16 Jakub Jelinek <jakub@redhat.com>
3441 * fold-const.c (fold): Don't optimize (T)(x & cst) to
3442 (T)x & (T)cst if (T)cst overflows.
3443 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
3444 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
3446 2005-02-15 Jeff Law <law@redhat.com>
3448 * gcse.c (blocks_with_calls): New bitmap.
3449 (alloc_gcse_mem): Allocate it.
3450 (free_gcse_mem): Free it.
3451 (clear_modifY_mem_tables): Clear it.
3452 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
3453 when we encounter CALL_INSNs.
3454 (compute_transp, case MEM): Handle blocks with calls separate
3455 from blocks without calls. Use bitmap iterators rather than
3458 2005-02-15 Peter O'Gorman <peter@pogma.com>
3461 * mklibgcc.in (vis_hide): Use a temporary object file, not
3464 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
3467 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
3468 access optimization.
3470 2005-02-15 David Edelsohn <edelsohn@gnu.org>
3471 Alan Modra <amodra@bigpond.net.au>
3474 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
3475 (_xlqsub): Rename to __gcc_qsub.
3476 (_xlqmul): Rename to __gcc_qmul.
3477 (_xlqdiv): Rename to __gcc_qdiv.
3478 Provide versioned symbol aliases with old names.
3479 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
3480 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
3481 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3482 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3483 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3485 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3487 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3488 Fold ~(A - 1) and ~(A + -1) to -A.
3490 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3494 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3495 config/pa/pa-host.c:pa_gt_pch_use_address.
3497 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3499 * tree-vn.c (get_value_handle): Make sure that given an
3500 is_gimple_min_invariant expression, we always return it.
3502 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3504 * passes.c (rest_of_handle_gcse): Fix a comment.
3506 2005-02-15 Jeff Law <law@redhat.com>
3508 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3510 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3511 (canon_list_insert, record_last_mem_set_info): Similarly.
3512 (clear_modify_mem_tables): Similarly.
3514 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3516 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3517 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3518 config/mips/mips.md, config/rs6000/aix.h,
3519 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3521 2005-02-15 Richard Henderson <rth@redhat.com>
3523 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3524 call to be best_edge.
3526 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3528 * basic-block.h: Adjust the prototype for find_basic_blocks.
3529 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3530 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3533 * flow.c (recompute_reg_usage): Remove all arguments.
3534 * passes.c (rest_of_compilation): Adjust the call to
3535 recompute_reg_usage.
3536 * rtl.h: Adjust the prototype for recompute_reg_usage.
3538 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3540 * tree-dump.c (dump_files): Update to reflect new member
3542 (dump_register): Add new argument.
3544 (dump_switch_p_1): Check against glob name if doglob was passed.
3545 (dump_switch_p): Check against regular first, then glob if
3546 we didn't have any hits on the dump name.
3547 * tree-optimize.c (register_one_dump_file):
3548 Pass in glob name as well.
3549 * tree-pass.h (struct dump_file_info): Add glob
3552 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3554 PR preprocessor/16323
3555 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3557 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3560 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3561 (trunctfdf2_internal1): New.
3562 (trunctfdf2_internal2): Renamed from trunctfdf2.
3564 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3566 PR tree-optimization/19853
3567 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3569 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3571 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3572 delete_dead_jumptables and cleanup_cfg.
3574 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3576 * reload.c (find_reloads): Swap address_reloaded flags when
3577 swapping commutative operands.
3579 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3581 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3582 Use standard_iv_increment_position for computing the bsi position
3584 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3587 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3590 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3591 life range of hard registers.
3592 * value-prof.c (insn_prefetch_values_to_profile): Only
3595 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3596 profile in libcalls.
3598 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3600 * bitmap.h (bitmap_and_compl_into): Return bool.
3601 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3603 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3605 PR tree-optimization/19944
3606 * fold-const.c (fold): Re-add ABS_EXPR folding.
3608 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3611 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3612 {TARGET,MASK}_XL_COMPAT.
3613 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3615 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3616 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3618 (rs6000_arg_partial_bytes): Same.
3619 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3620 and XL compatibility enabled.
3621 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3622 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3623 test to final condition.
3624 (cmptf_internal2): New.
3625 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3626 xl-compat. Add TFmode information to description.
3628 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3630 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3632 2005-02-13 Jason Merrill <jason@redhat.com>
3635 * fold-const.c (fold_indirect_ref_1): Split out from...
3636 (build_fold_indirect_ref): Here.
3637 (fold_indirect_ref): New fn.
3638 * tree.h: Declare it.
3639 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3640 (gimplify_modify_expr_rhs): Likewise.
3641 (gimplify_expr): Likewise.
3643 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3645 PR tree-optimization/14303
3646 PR tree-optimization/15784
3647 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3648 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3649 ABS_EXPR<x> != 0 to x != 0.
3651 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3653 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3654 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3655 spelling conventions.
3657 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3658 delete_trivially_dead_insns too many times.
3660 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3663 2005-02-12 Ira Rosen <irar@il.ibm.com>
3665 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3666 (vect_is_simple_iv_evolution): Remove redundant parameter
3668 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3669 without last parameter.
3670 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3671 Return pointer step. Call vect_is_simple_iv_evolution without
3672 last parameter. Check only that the step is multiple of size
3673 type. Remove stmt_vinfo updates.
3674 (vect_get_memtag_and_dr): Remove.
3675 (vect_get_memtag): New function.
3676 (vect_address_analysis): New function.
3677 (vect_object_analysis): New function.
3678 (vect_analyze_data_refs): Call vect_object_analysis and
3679 vect_get_memtag. Update stmt_vinfo fields.
3681 2005-02-12 Ira Rosen <irar@il.ibm.com>
3683 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3684 exist and are objects. Remove checks for pointer.
3685 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3686 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3687 (vect_create_data_ref_ptr): Likewise.
3688 (vect_base_addr_differ_p): New function.
3689 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3690 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3691 Don't set the DR_BASE_NAME field of data-ref.
3692 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3694 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3696 * optabs.h (enum optab_index): Add new OTI_ldexp.
3697 (ldexp_optab): Define corresponding macro.
3698 * optabs.c (init_optabs): Initialize ldexp_optab.
3699 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3701 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3703 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3704 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3706 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3707 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3710 2005-02-12 Ira Rosen <irar@il.ibm.com>
3712 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3714 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3716 (vect_get_base_and_offset): Always return an address.
3717 (vect_create_addr_base_for_vector_ref): Remove treatment for
3718 different data reference types.
3719 (vect_compute_data_ref_alignment): Rename base to base_address in
3720 stmt_vec_info. Get the object in order to force its alignment.
3721 (vect_get_memtag_and_dr): Rename base to base_address in
3722 stmt_vec_info. Extract the object for memtag analysis.
3724 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3726 PR regression/19898.
3727 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3728 changes cc_status, use apply modified_in_p to part of cc_status
3729 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3732 2005-02-11 Richard Henderson <rth@redhat.com>
3734 * tree-complex.c (expand_complex_libcall): New.
3735 (expand_complex_multiplication): Use it for c99 compliance.
3736 (expand_complex_division): Likewise.
3737 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3739 * builtins.c (built_in_names): Remove const.
3740 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3742 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3743 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3744 (built_in_names): Remove const.
3745 * c-common.c (c_common_type_for_mode): Handle complex modes.
3746 * flags.h, toplev.c (flag_complex_method): Rename from
3747 flag_complex_divide_method.
3748 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3749 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3750 * libgcc2.h: Declare them.
3751 * libgcc-std.ver: Export them.
3752 * mklibgcc.in (lib2funcs): Build them.
3754 2005-02-11 Steven Bosscher <stevenb@suse.de>
3756 PR tree-optimization/19876
3757 Partially revert my change from 2005-01-14
3758 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3759 (compute_antic): ...and remove the loop here.
3761 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3764 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3765 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3767 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3768 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3770 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3772 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3773 offsets for the big-endian 32-bit case.
3775 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3777 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3779 2005-02-11 Dale Johannesen <dalej@apple.com>
3781 * cselib.c (cselib_process_insn): Clear out regs where
3782 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3783 * reload.c (find_equiv_reg): Ditto.
3785 2005-02-11 Ian Lance Taylor <ian@airs.com>
3787 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3790 * tree.c (build_function_type_list): Work correctly if there are
3793 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3795 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3796 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3797 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3798 TARGET_ZARCH instead of TARGET_64BIT.
3800 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3802 * config/rs6000/t-rtems:
3803 (MULTILIB_OPTIONS): Remove mcpu=602.
3804 (MUTLILIB_DIRNAMES): Remove m602.
3805 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3806 Let mcpu=602 match mcpu=603.
3807 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3809 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3811 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3814 2005-02-10 David Daney <ddaney@avtrex.com>
3816 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3817 * config/i386/linux-unwind.h: Likewise.
3818 * config/ia64/linux-unwind.h: Likewise.
3819 * config/mips/linux-unwind.h: Likewise.
3820 * config/pa/linux-unwind.h: Likewise.
3821 * config/rs6000/linux-unwind.h: Likewise.
3822 * config/s390/linux-unwind.h: Likewise.
3823 * config/sh/linux-unwind.h: Likewise.
3824 * config/sparc/linux-unwind.h: Likewise.
3826 2005-02-10 Steven Bosscher <stevenb@suse.de>
3828 PR tree-optimization/17549
3829 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3830 TER to replace a DEF with its expression if the DEF and the
3831 rhs of the expression we replace into have the same root
3834 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3836 * config/mips/mips.md: Fix the placement of the match_scratch in the
3839 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3841 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3844 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3846 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3847 (strip_offset): Handle addresses.
3848 (add_address_candidates): Use strip_offset.
3849 (difference_cost): Reflect strip_offset change.
3850 (force_var_cost, difference_cost): Strip nops.
3852 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3854 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3856 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3857 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3858 config/cris/cris-protos.h, config/cris/cris.c: Update
3861 2005-02-10 Jeff Law <law@redhat.com>
3863 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3864 (lookup_avail_expr): Similarly.
3866 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3868 * builtins.c (fold_builtin_powi): New function.
3869 (fold_builtin_1): Call it.
3871 2005-02-10 Steven Bosscher <stevenb@suse.de>
3873 PR documentation/19309
3874 * doc/cpp.texi: The __GNUC__ and related predefined macros
3875 are also defined for the "standalone" cpp.
3876 Some non-GCC compilers may also define __GNUC__.
3878 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3881 * c-typeck.c (common_type): New routine. Old common_type renamed
3883 (c_common_type): ...this.
3884 (build_conditional_expr, build_binary_op): Use c_common_type instead
3887 2005-02-10 Steven Bosscher <stevenb@suse.de>
3889 * doc/md.texi: Replace @samp{length} with @code{length}.
3891 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3893 PR tree-optimization/18687
3894 * tree-flow.h (find_loop_niter): Declare.
3895 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3896 Try using scev even for loops with more than one exit.
3897 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3898 (struct ivopts_data): Added niters field.
3899 (struct nfe_cache_elt): New.
3900 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3902 (tree_ssa_iv_optimize_init): Initialize niters cache.
3903 (determine_number_of_iterations): Removed.
3904 (find_induction_variables): Do not call determine_number_of_iterations.
3905 Access niters for single exit through niter_for_single_dom_exit.
3906 (add_iv_outer_candidates): Access niters for single exit through
3907 niter_for_single_dom_exit.
3908 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3909 number_of_iterations_cond.
3910 (iv_period): New function.
3911 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3912 (may_replace_final_value): Take data argument. Use
3913 niter_for_single_dom_exit.
3914 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3915 (rewrite_use_compare): Pass data to may_eliminate_iv.
3916 (rewrite_use_outer): Pass data to may_replace_final_value.
3917 (free_loop_data): Clean up the niters cache.
3918 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3919 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3920 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3921 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3922 (num_ending_zeros): Moved to tree.c.
3923 * tree.h (num_ending_zeros): Declare.
3924 * tree.c (num_ending_zeros): Moved from tree.c.
3926 2005-02-09 Richard Henderson <rth@redhat.com>
3928 * builtins.c (DEF_BUILTIN): Add COND argument.
3929 * tree.h (DEF_BUILTIN): Likewise.
3930 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3931 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3933 (DEF_BUILTIN_STUB): New.
3934 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3935 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3936 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3937 * c-common.c (DEF_BUILTIN): Add COND argument.
3938 * tree.c (local_define_builtin): New.
3939 (build_common_builtin_nodes): New.
3941 2005-02-09 Roger Sayle <roger@eyesopen.com>
3943 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3944 floating point expression ignoring the sign of the result.
3945 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3946 (fold) <MULT_EXPR>: Use it to simplify x*x.
3947 * tree.h (fold_strip_sign_ops): Prototype here.
3948 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3949 argument. Use fold_strip_sign_ops to simplify the first argument.
3950 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3951 first argument when the second argument is an even integer
3952 constant, but only with -funsafe_math_optimizations.
3953 (fold_builtin_1): Update call to fold_builtin_copysign.
3955 2005-02-09 Ian Lance Taylor <ian@airs.com>
3958 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3959 just check whether EH_FILTER_FAILURE falls through.
3961 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3963 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3964 insns return to ready list in the next turn.
3966 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3969 * builtins.def: New __builtin_powi[lf].
3970 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3971 (expand_builtin_powi): New function.
3972 (expand_builtin): Dispatch to expand_builtin_powi.
3973 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3974 * libgcc2.c: Add __builtin_powi[lf] implementation.
3975 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3976 * optabs.h: Add powi_optab.
3977 * optabs.c (init_optabs): Initialize powi_optab.
3978 * doc/extend.texi: Document __builtin_powi[lf].
3980 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3982 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3985 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3988 * fold-const.c (try_move_mult_to_index): Remove redundant
3989 type argument. Create ADDR_EXPR with correct type.
3990 (fold): Update callers of try_move_mult_to_index. Convert
3991 result to the appropriate type.
3993 2005-02-09 Roger Sayle <roger@eyesopen.com>
3996 * config/avr/avr.c (default_rtx_costs): Delete.
3997 (avr_operand_rtx_cost): New function.
3998 (avr_rtx_costs): Completely rewrite.
4000 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
4003 * config/cris/cris.c (in_code): New variable.
4004 (cris_output_addr_const): Now a static function, a wrapper for
4006 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
4007 case from old cris_output_addr_const.
4008 (cris_asm_output_label_ref): Similar for LABEL_REF.
4009 (cris_output_addr_const_extra): Similar for UNSPEC.
4010 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
4011 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
4012 * config/cris/cris-protos.h (cris_output_addr_const): Remove
4014 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
4015 (cris_asm_output_label_ref): Declare.
4017 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
4019 PR preprocessor/19801
4020 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
4021 filenames that changed when libcpp was moved to the toplevel.
4023 2005-02-07 Roger Sayle <roger@eyesopen.com>
4025 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4026 zero extensions of BImode operands. Call lowpart_subreg instead
4027 of gen_lowpart_common and gen_lowpart_SUBREG.
4029 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
4032 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
4033 * configure.ac: Set cc_for_cross_gnattools.
4034 * configure: Regenerate.
4036 2005-02-08 Alan Modra <amodra@bigpond.net.au>
4039 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
4041 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4044 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
4045 of nested functions.
4047 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
4049 * doc/extend.texi: Document deprecated extensions allowing
4050 static floating-point members to have initializers and allowing
4051 floating-point literals in integral constant expressions.
4053 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
4055 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
4056 config/darwin7.h, config/mips/mips.c,
4057 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
4060 * cse.c: Update comments.
4062 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
4065 * builtins.c (fold_builtin_sqrt): Transform
4066 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
4069 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
4070 Dorit Naishlos <dorit@il.ibm.com>
4072 * doc/invoke.texi (ftree-vectorizer-verbose): New.
4073 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
4074 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
4076 * tree.h (vect_set_verbosity_level): New extern function declaration
4078 * tree-vectorizer.h (verbosity_levels): New enum type.
4079 * tree-vectorizer.c (vect_debug_stats): Function removed.
4080 (vect_debug_details): Likewise.
4081 (vect_verbosity_level): Global variable was defined and initialized.
4082 (vect_dump): Global variable definition.
4083 (vect_print_dump_info): New function.
4084 (vect_set_dump_settings): New function.
4085 (vect_set_verbosity_level): New function.
4086 (vectorize_loops): Add call to vect_set_dump_settings.
4088 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
4089 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4090 (slpeel_tree_peel_loop_to_edge): Likewise.
4092 (vect_analyze_offset_expr): Call to vect_print_dump_info with
4093 appropriate verbosity level instead of call to vect_debug_details
4094 or vect_debug_stats.
4095 (vect_get_base_and_offset):
4096 (vect_create_addr_base_for_vector_ref):
4097 (get_vectype_for_scalar_type):
4098 (vect_create_data_ref_ptr):
4100 (vect_get_vec_def_for_operand):
4101 (vect_finish_stmt_generation):
4102 (vectorizable_assignment):
4103 (vectorizable_operation):
4104 (vectorizable_store):
4105 (vectorizable_load):
4106 (vect_transform_stmt):
4107 (vect_update_ivs_after_vectorizer):
4108 (vect_do_peeling_for_loop_bound):
4109 (vect_update_inits_of_drs):
4110 (vect_do_peeling_for_alignment):
4111 (vect_transform_loop):
4112 (vect_is_simple_use):
4113 (vect_analyze_operations):
4114 (vect_is_simple_iv_evolution):
4115 (vect_analyze_scalar_cycles):
4116 (vect_analyze_data_ref_dependence):
4117 (vect_analyze_data_ref_dependences):
4118 (vect_compute_data_ref_alignment):
4119 (vect_enhance_data_refs_alignment):
4120 (vect_analyze_data_refs_alignment):
4121 (vect_analyze_data_ref_access):
4122 (vect_analyze_data_ref_accesses):
4123 (vect_analyze_pointer_ref_access):
4124 (vect_get_memtag_and_dr):
4125 (vect_analyze_data_refs):
4126 (vect_mark_relevant):
4127 (vect_stmt_relevant_p):
4128 (vect_mark_stmts_to_be_vectorized):
4129 (vect_can_advance_ivs_p):
4130 (vect_get_loop_niters):
4131 (vect_analyze_loop_form):
4132 (vect_analyze_loop):
4133 (vectorize_loops): Likewise.
4135 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
4136 (vect_update_inits_of_drs):
4137 (vect_do_peeling_for_alignment):
4138 (vect_transform_loop):
4139 (vect_analyze_operations):
4140 (vect_analyze_scalar_cycles):
4141 (vect_analyze_data_ref_dependences):
4142 (vect_analyze_data_refs_alignment):
4143 (vect_analyze_data_ref_accesses):
4144 (vect_analyze_data_refs):
4145 (vect_mark_stmts_to_be_vectorized):
4146 (vect_get_loop_niters):
4147 (vect_analyze_loop_form):
4148 (vect_analyze_loop): Likewise.
4149 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
4151 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
4155 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4156 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4157 either -ffast-math or -funsafe-math-optimizations is in use.
4159 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4160 * config/mips/irix-csr.c: New file.
4161 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4162 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4163 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4166 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
4168 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
4169 redundant, incorrect definitions.
4171 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
4173 ("*tls_indirect_call"): New, reference hard regs directly.
4174 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
4176 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4178 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
4179 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
4181 2005-02-06 Roger Sayle <roger@eyesopen.com>
4183 PR rtl-optimization/19800
4184 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
4185 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
4188 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
4190 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
4192 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
4195 * doc/invoke.texi: Correct documentation of -freorder-functions.
4197 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4200 * doc/invoke.texi: Don't mention gccbug.
4202 2005-02-06 Roger Sayle <roger@eyesopen.com>
4203 Andrew Pinski <pinskia@physics.uc.edu>
4204 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
4206 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4207 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
4208 into just (zero_extract:SI FOO (const_int 1) BAR).
4210 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4212 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
4213 macro locally. Don't give last revision date. Use GCC version
4214 number from gcc-common.texi.
4215 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
4216 revision date. Use GCC version number from gcc-common.texi.
4217 Describe being a library as current state rather than as 3.x
4219 * doc/gcc.texi: Remove last update date.
4220 * doc/gccint.texi: Likewise. Update copyright dates.
4221 * doc/install.texi: Update copyright dates.
4223 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
4226 * doc/invoke.texi: Mention for each option included in -Wall that
4227 it is included in -Wall.
4228 * doc/gcc.texi: Update copyright and last modification date.
4230 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4232 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
4233 unnecessary cast to original induction variable increments.
4235 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4237 PR tree-optimization/18219
4238 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
4239 in distributed form.
4241 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
4243 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
4244 Set bitpos and offset later in the function. Do nothing if the
4245 target is a register and if the bitfield lies completely outside
4247 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
4248 here. Return an uninitialised register if the source value is stored
4249 in a register and the bitfield lies completely outside that register.
4251 2005-02-06 Steven Bosscher <stevenb@suse.de>
4253 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
4256 2005-02-06 Marcin Dalecki <martin@dalecki.de>
4258 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
4260 2005-02-06 Geoffrey Keating <geoffk@apple.com>
4262 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
4263 * config/darwin8.h: New.
4264 * config/darwin7.h: Update comment.
4266 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4267 Dorit Naishlos <dorit@il.ibm.com>
4269 * tree-vectorizer.h (LOC): New type.
4270 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
4271 (loop_line_number): New field in struct _loop_vec_info.
4272 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
4274 * tree-vectorizer.c (input.h): Included.
4275 (find_loop_location): New function.
4276 (vect_debug_stats): Argument changed from loop to LOC. Computation of
4277 loop line number removed.
4278 (vect_debug_details): Likewise.
4279 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
4281 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
4282 call to vect_debug_details/stats changed from loop to loop_loc.
4283 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
4284 (slpeel_tree_peel_loop_to_edge): Likewise.
4286 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
4287 changed from NULL to UNKNOWN_LOC.
4288 (vect_get_base_and_offset):
4289 (vect_create_addr_base_for_vector_ref):
4290 (get_vectype_for_scalar_type):
4291 (vect_create_data_ref_ptr):
4293 (vect_get_vec_def_for_operand):
4294 (vect_finish_stmt_generation):
4295 (vectorizable_assignment):
4296 (vectorizable_operation):
4297 (vectorizable_store):
4298 (vectorizable_load):
4299 (vect_transform_stmt):
4300 (vect_update_ivs_after_vectorizer):
4301 (vect_do_peeling_for_loop_bound):
4302 (vect_do_peeling_for_alignment):
4303 (vect_transform_loop):
4304 (vect_is_simple_use):
4305 (vect_analyze_operations):
4306 (vect_is_simple_iv_evolution):
4307 (vect_analyze_scalar_cycles):
4308 (vect_analyze_data_ref_dependences):
4309 (vect_compute_data_ref_alignment):
4310 (vect_enhance_data_refs_alignment):
4311 (vect_analyze_data_ref_access):
4312 (vect_analyze_data_ref_accesses):
4313 (vect_analyze_pointer_ref_access):
4314 (vect_get_memtag_and_dr):
4315 (vect_analyze_data_refs):
4316 (vect_mark_relevant):
4317 (vect_stmt_relevant_p):
4318 (vect_mark_stmts_to_be_vectorized):
4319 (vect_can_advance_ivs_p):
4320 (vect_get_loop_niters):
4321 (vect_analyze_loop):
4322 (vectorize_loops): Likewise.
4324 (vectorizable_load): Argument in call to vect_debug_details/stats
4325 changed from loop to LOOP_LOC (loop_vinfo).
4326 (vect_transform_loop):
4327 (vect_analyze_operations):
4328 (vect_analyze_scalar_cycles):
4329 (vect_analyze_data_ref_dependence):
4330 (vect_enhance_data_refs_alignment):
4331 (vect_analyze_data_ref_accesses):
4332 (vect_analyze_pointer_ref_access):
4333 (vect_analyze_data_refs):
4334 (vect_analyze_loop): Likewise.
4336 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
4337 changed from loop to loop_loc.
4339 (vect_enhance_data_refs_alignment): Removed unused variable loop.
4341 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
4342 Dorit Naishlos <dorit@il.ibm.com>
4344 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
4346 (vect_analyze_data_ref_dependences): Likewise.
4348 (vect_is_simple_use): Argument changed from loop structure to
4349 loop_vect_info structure.
4350 (vect_can_advance_ivs_p): Likewise.
4351 (vect_create_index_for_vector_ref): Likewise.
4352 (vect_update_ivs_after_vectorizer): Likewise.
4353 (new_stmt_vec_info): Likewise.
4355 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
4356 changed from loop to loop_vinfo.
4357 (vect_create_data_ref_ptr): First argument in call to
4358 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
4359 (vectorizable_assignment): Second argument in call to vect_is_simple_use
4360 was changed from loop to loop_vinfo.
4361 (vectorizable_operation): Likewise.
4362 (vectorizable_store): Likewise.
4363 (vect_mark_stmts_to_be_vectorized): Likewise.
4364 (vect_do_peeling_for_loop_bound): First argument in call to
4365 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
4366 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
4367 was changed from loop to loop_vinfo.
4368 (vect_analyze_data_ref_dependences): Third argument in call to
4369 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
4371 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
4372 (vect_create_data_ref_ptr): Likewise.
4373 (vect_init_vector): Likewise.
4374 (vect_get_vec_def_for_operand): Likewise.
4375 (vectorizable_assignment): Likewise.
4376 (vectorizable_operation): Likewise.
4377 (vectorizable_store): Likewise.
4378 (vectorizable_load): Likewise.
4379 (vect_update_ivs_after_vectorizer): Likewise.
4380 (vect_is_simple_use): Likewise.
4381 (vect_analyze_data_ref_dependence): Likewise.
4382 (vect_analyze_pointer_ref_access): Likewise.
4383 (vect_can_advance_ivs_p): Likewise.
4385 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
4386 before _stmt_vec_info.
4387 (_stmt_vec_info): Loop field replaced by loop_vec_info.
4388 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
4389 (new_stmt_vec_info): Argument changed from loop structure to
4390 loop_vect_info structure
4392 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
4393 (vect_analyze_offset_expr): Avoid 80 columns overflow.
4394 (vect_create_addr_base_for_vector_ref): Likewise.
4395 (vect_analyze_pointer_ref_access): Likewise.
4397 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4400 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
4401 phi flag if the phi is abnormal.
4403 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
4406 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
4407 information for the new statement.
4409 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4412 * gcc.c (main): Include the target in -v output.
4414 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
4416 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
4417 Do not drop the extend if we'd have to add a paradoxical subreg
4418 later. Include optabs.h and insn-codes.h.
4419 * Makefile.in (combine.o): Depend on $(OPTABS_H).
4421 2005-02-02 Roger Sayle <roger@eyesopen.com>
4424 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
4425 * fold-const.c (const_binop): Avoid constant folding floating
4426 point operations in modes that use composite representations.
4427 * simplify-rtx.c (simplify_binary_operation): Likewise.
4429 2005-02-02 Geoffrey Keating <geoffk@apple.com>
4431 * config/rs6000/altivec.md (altivec_dst): Make the first operand
4433 (altivec_dstt): Likewise.
4434 (altivec_dstst): Likewise.
4435 (altivec_dststt): Likewise.
4436 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
4439 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4441 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
4442 EXPR_LOCUS from orig_cond to the new cond_stmt.
4443 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
4446 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4448 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
4449 standard_iv_increment_position. Remove call to bsi_next
4450 (no need to bump the iterator anymore).
4451 (vect_create_index_for_vector_ref): Call
4452 standard_iv_increment_position. Remove second function argument.
4453 (vect_finish_stmt_generation): Remove call to bsi_next
4454 (no need to bump the iterator anymore).
4455 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
4456 to vect_create_index_for_vector_ref.
4458 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
4460 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
4461 phis are used out of the loop.
4463 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
4466 * c-decl.c (undef_nested_function): New variable.
4467 (pop_scope): Diagnose undefined nested functions.
4468 (finish_function): Don't attempt cgraph processing or genericizing
4469 if current top-level function contained an undefined nested
4470 function. Reset undef_nested_function at the end of a top-level
4473 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
4475 * tree.c (build_int_cst_type): Take sign of the value into account
4476 when deciding whether sign extend the value.
4478 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4481 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4482 (cpp_options, cc1_options): Change %{std*&ansi} to
4483 %{std*&ansi&trigraphs}.
4485 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4487 * cse.c: Update comments.
4489 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4491 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4492 arguments go on the stack. Do not put complex doubles in odd/even
4495 2005-02-02 Steven Bosscher <stevenb@suse.de>
4497 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4498 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4499 -ftree-pre, and -fthread-jumps.
4501 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4503 PR tree-optimization/19578
4504 * tree-flow.h (modified_noreturn_calls): Declare.
4505 (noreturn_call_p): Declare.
4506 * tree-flow-inline.h (noreturn_call_p): New function.
4507 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4508 * tree-cfg.c (modified_noreturn_calls): New variable.
4509 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4510 that contain a mid-block noreturn call.
4511 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4513 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4515 * df.c (df_def_record_1, df_uses_record): Don't use
4517 * df.h (DF_FOR_REGALLOC): Remove.
4519 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4522 * c-typeck.c (really_start_incremental_init): Reset
4523 constructor_max_index for arrays of incomplete type.
4525 2005-02-02 Jeff Law <law@redhat.com>
4527 * gcse.c (struct reg_set): Store the block index where the register
4528 was set rather than the setting insn.
4529 (record_one_set, compute_transp): Corresponding changes.
4530 (pre_insert_copy_insn): Do not call replace_one_set.
4531 (replace_one_set): Remove.
4533 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4536 * doc/gcov.texi: Fix typo.
4538 2005-02-01 Richard Henderson <rth@redhat.com
4541 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4542 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4544 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4545 * config/i386/i386-protos.h: Update.
4547 2005-02-01 Steven Bosscher <stevenb@suse.de>
4549 PR tree-optimization/19217
4550 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4551 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4552 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4553 that it is walking a PHI node.
4555 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4557 * doc/extend.texi (Nested Functions): Update.
4559 2005-02-01 Richard Henderson <rth@redhat.com>
4562 * optabs.c (expand_copysign_absneg): Export.
4563 * optabs.h (expand_copysign_absneg): Declare.
4564 * config/rs6000/rs6000.md (copysigntf3): New.
4566 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4568 PR tree-optimization/19633
4569 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4570 * tree-ssa-alias.c (init_alias_info): Initialize.
4571 (merge_pointed_to_info): Set.
4572 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4573 (dump_points_to_info_for): Show value of pt_null.
4574 (struct count_ptr_d): Declare.
4575 (find_ptr_dereference): Remove.
4576 (ptr_is_dereferenced_by): Remove.
4577 (count_ptr_derefs): New local function.
4578 (count_uses_and_derefs): New local function.
4579 (compute_points_to_and_addr_escape): Call it. If the number
4580 of dereferences is greater than zero, mark the pointer as
4581 dereferenced. If there are fewer dereferences than uses of
4582 the pointer, the pointer's value escapes.
4584 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4586 PR tree-optimization/19670
4587 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4589 (verify_use): ... set it here, instead.
4591 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4593 * doc/sourcebuild.texi (Test directives): Fix formatting.
4595 * doc/sourcebuild.texi (Test directives): Describe selector
4598 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4600 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4601 specific 64-bit CPUs.
4603 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4606 * arm.c (arm_eliminable_register): New function.
4607 (adjacent_mem_locations): Don't allow eliminable registers. Use
4608 HOST_WIDE_INT for address offsets.
4609 * arm-protos.h (arm_eliminable_register): Add prototype.
4611 2005-02-01 Steven Bosscher <stevenb@suse.de>
4613 PR optimization/15242
4614 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4615 * basic-block.h (duplicate_computed_gotos): Add prototype.
4616 * bb-reorder.c (duplicate_computed_gotos): New function to
4617 duplicate sufficiently small blocks ending in a computed jump.
4618 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4619 if not optimizing for size.
4620 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4621 never do tail merging for blocks ending in a computed jump.
4622 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4624 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4626 Patch from Richard Sandiford <rsandifo@redhat.com>
4627 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4628 from inheriting a subreg equivalence with a non-spill register.
4630 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4632 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4634 * config/frv/frv.c (movcc_fp_destination_operand): New.
4635 (gpr_or_memory_operand): Fix typo in comment.
4636 (gpr_or_memory_operand_with_scratch): New.
4637 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4638 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4639 movcc_fp_destination_operand.
4640 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4641 Legitimize memory addresses using a scratch register.
4643 2005-01-31 Jeff Law <law@redhat.com>
4645 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4646 bitmap a sparse bitmap instead of a simple bitmap.
4647 (mark_def_sites_initialize_block): Corresponding changes.
4648 (ssa_mark_def_sites_initialize_block): Likewise.
4649 (ssa_mark_phi_uses): Likewise.
4650 (mark_def_site, ssa_mark_def_sites): Likewise.
4651 (mark_def_site_blocks): Likewise.
4652 (rewrite_ssa_into_ssa): Likewise.
4654 * tree-ssa-dom.c (record_cond): Pass correct variable type
4655 for last argument to htab_find_slot_with_hash.
4657 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4658 effects when optimizing 0 % X. Do not try to optimize X % 0.
4660 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4662 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4665 2005-02-01 Eric Christopher <echristo@redhat.com>
4667 * config/mips/mips.c (override_options): Warn if -mint64
4669 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4672 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4674 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4676 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4677 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4678 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4679 (cached_regno): Initialize to INVALID_REGNUM.
4680 (cse_reg_info_table_size,
4681 cse_reg_info_table_first_uninitialized,
4682 cse_reg_info_timestamp): New.
4683 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4685 (init_cse_reg_info, get_cse_reg_info_1): New.
4686 (get_cse_reg_info): Cache the last look-up.
4687 (new_basic_block): Update the code to clear mappings from
4688 registers to cse_reg_info entries.
4689 (cse_main): Call init_cse_reg_info.
4691 * cse.c (get_cse_reg_info): Update a comment.
4693 2005-01-31 Steven Bosscher <stevenb@suse.de>
4696 * c-decl.c (start_decl): Do not warn about arrays of elements with
4697 an incomplete type here.
4698 (grokdeclarator): Do it here by making a pedwarn an error.
4699 * c-typeck.c (push_init_level): If there were previous errors with
4700 the constructor type, do not warn about braces for initializers.
4701 (process_init_element): Likewise for excess initializer elements.
4703 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4705 * cse.c (delete_trivially_dead_insn): Don't iterate.
4707 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4709 * config/rs6000/rs6000.md (copysignsf3): New expand.
4710 (copysigndf3): Likewise.
4712 2005-01-31 Steven Bosscher <stevenb@suse.de>
4714 * recog.c (constrain_operands): Only look for earlyclobber operand
4715 conflicts if an '&' constraint was seen.
4717 2005-01-31 Marc Espie <espie@openbsd.org>
4719 * config.gcc: Don't include embedded systems fragment, switches default
4720 debugging format to ELF.
4721 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4722 longer pick it up there.
4724 2005-01-31 Dale Johannesen <dalej@apple.com>
4726 * doc/extend.texi (nested functions): Fix linkage description.
4727 Clarify that static is not allowed.
4729 2005-01-31 Dale Johannesen <dalej@apple.com>
4731 * config/rs6000/darwin.md (movsf_low_di): Make work.
4732 (movdf_low_di): Make work.
4734 2005-01-31 Dale Johannesen <dalej@apple.com>
4736 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4737 Make work for 64 bit.
4739 2005-01-31 Roger Sayle <roger@eyesopen.com>
4740 Dale Johannesen <dalej@apple.com>
4743 * fold-const.c (fold_binary_op_with_conditional_arg):
4744 Make types match original operands, before STRIP_NOPS.
4746 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4748 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4749 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4750 (struct gcc_sigcontext): Delete. Merge contents to..
4751 (struct gcc_ucontext): ..here.
4752 (get_sigcontext): Delete.
4753 (get_regs): New function, like get_sigcontext but return regs ptr.
4754 64-bit version finds regs from r1 to support vdso.
4755 (ppc_linux_aux_vector): New function.
4756 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4759 2005-01-31 Ira Rosen <irar@il.ibm.com>
4761 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4763 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4764 redundant fold. Fix misalignment for MINUS_EXPR.
4765 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4766 (vect_analyze_pointer_ref_access): Likewise.
4767 (vect_get_memtag_and_dr): Likewise.
4769 2005-01-31 Richard Henderson <rth@redhat.com>
4771 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4772 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4773 absnegdf2_i387, absnegxf2_i387): Likewise.
4775 2005-01-31 Richard Henderson <rth@redhat.com>
4778 * optabs.c (expand_copysign_absneg): New.
4779 (expand_copysign_bit): Split out from ...
4780 (expand_copysign): ... here. Use expand_copysign_absneg.
4782 2005-01-30 Roger Sayle <roger@eyesopen.com>
4785 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4786 constant as the second operand and a register as the third.
4788 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4791 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4792 that dllimport'd functions do not use all call-clobbered registers
4795 2005-01-30 Richard Henderson <rth@redhat.com>
4798 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4799 expand_abs_nojump and generalize. Use operand_subword and
4800 emit_no_conflict_block. Support large modes.
4801 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4803 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4804 negation to subtraction.
4805 (expand_copysign): Check that the format has signed zeros.
4806 Use operand_subword and emit_no_conflict_block. Support large modes.
4808 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4810 Fix PR tree-optimization/19624
4812 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4813 * tree-ssa-pre.c: Add cfgloop.h.
4815 (pre_stats): New member, constified.
4816 (inserted_exprs): New static variable.
4817 (NECESSARY): New macro.
4818 (create_expression_by_pieces): Fold the expression, and
4819 mark it as defaulting to not necessary. Also put in
4821 (fully_constant_expression): New function.
4822 (insert_into_preds_of_block): Modify to not insert phis when we
4823 are playing with induction variables.
4824 Push phis onto the inserted_exprs vector, and mark them as not
4825 necessary by default.
4826 (insert_aux): Call fully_constant_expression on eprime.
4827 If all edges produce the same value, mark it constant.
4828 (mark_operand_necessary): New function.
4829 (remove_dead_inserted_code): New function.
4830 (init_pre): Init loop optimizer to get loop info.
4831 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4832 (execute_pre): Commit edge inserts, then remove dead code.
4834 2005-01-30 Richard Henderson <rth@redhat.com>
4836 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4837 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4839 2005-01-30 Richard Henderson <rth@redhat.com>
4842 * config/i386/i386.c (ix86_expand_copysign): New.
4843 (ix86_split_copysign_const): New.
4844 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4845 rearrange op1/nmask operands.
4846 * config/i386/i386-protos.h: Update.
4847 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4848 (copysigndf3): Likewise.
4849 (copysignsf3_const, copysigndf3_const): New.
4850 (copysignsf3_var): Rename from copysignsf3, split out splitter
4851 and fix split predicate for X constraint.
4852 (copysigndf3_var): Similarly.
4854 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4856 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4857 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4858 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4860 2005-01-29 Richard Henderson <rth@redhat.com>
4863 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4864 of # and * in constraints.
4866 2005-01-29 Richard Henderson <rth@redhat.com>
4869 * expr.c (store_field): Don't strip sub-mode cast when the input
4870 data is even smaller.
4872 2005-01-29 Richard Henderson <rth@redhat.com>
4875 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4878 2005-01-29 Richard Henderson <rth@redhat.com>
4880 * combine.c (make_field_assignment): Fix argument order
4883 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4885 PR tree-optimization/15791
4886 * fold-const.c (extract_array_ref): New function.
4887 (fold): Fold comparisons between &a[i] and &a[j] or
4888 semantically equivalent trees.
4890 2005-01-29 Jeff Law <law@redhat.com>
4892 * gcse.c (insert_expr_in_table): Revamp handling of available
4893 and anticipatable occurrence lists to avoid unnecessary list
4895 (insert_set_in_table): Similarly.
4897 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4899 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4901 (c_build_qualified_type): Build qualified array types with
4902 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4903 * c-decl.c (c_make_fname_decl): Build unqualified array type
4904 before qualified type.
4905 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4906 type is qualified, not just if type itself is. Don't apply
4907 qualifiers to array type when declarator is processed. Apply
4908 qualifiers to field type whether or not it is an array type.
4909 Don't handle array types specially for applying qualifiers to
4911 * c-typeck.c (composite_type): Build unqualified element type and
4912 array type when forming composite of array types.
4913 (common_pointer_type, comptypes, comp_target_types,
4914 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4915 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4917 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4918 (args2) in variables a1 and a2.
4920 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4922 * cse.c (n_elements_made, max_elements_made): Remove.
4923 (insert): Don't touch n_elements_made.
4924 (cse_main): Don't touch n_elements_made or max_elements_made.
4926 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4929 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4930 configuration part of dp-bit.c to be lost.
4932 2005-01-28 Roger Sayle <roger@eyesopen.com>
4934 * expmed.c (expand_mult_highpart_optab): When attempting to use
4935 a non-widening multiplication in a wider mode, the operands need
4936 to be converted (zero or sign extended) to that mode.
4938 2005-01-28 Ian Lance Taylor <ian@airs.com>
4942 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4943 through if both operands fall through.
4945 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4947 * cse.c (fold_rtx) <PC>: Don't optimize.
4949 2005-01-28 Jeff Law <law@redhat.com>
4951 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4952 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4954 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4956 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4957 cse_reg_info_used_list_end): Remove.
4958 (cse_reg_info_list, cse_reg_info_list_free): New.
4959 (get_cse_reg_info): When allocating an instance of
4960 cse_reg_info, add it to the beginning of the cse_reg_info_list
4961 list. Remove code to maintain cse_reg_info_used_list.
4962 (new_basic_block): Reset the free list to the beginning of
4965 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4967 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4968 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4969 (frv_expand_mdpackh_builtin): New function.
4970 (frv_expand_builtin): Use it to expand __MDPACKH.
4971 * doc/extend.texi (__MDPACKH): Update documentation.
4973 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4975 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4976 SSE_FLOAT_MODE_P for use_sse computation.
4978 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4981 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4983 2005-01-27 Richard Henderson <rth@redhat.com>
4985 * builtins.c (expand_builtin_copysign): New.
4986 (expand_builtin): Call it.
4987 * genopinit.c (optabs): Add copysign_optab.
4988 * optabs.c (init_optabs): Initialize it.
4989 (expand_copysign): New.
4990 * optabs.h (OTI_copysign, copysign_optab): New.
4991 (expand_copysign): Declare.
4993 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4994 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4996 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4997 (ix86_expand_fp_absneg_operator): ... here.
4998 (ix86_split_copysign): New.
4999 * config/i386/i386-protos.h: Update.
5000 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
5001 (copysignsf3, copysigndf3): New.
5003 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
5004 (copysignsf3, ncopysignsf3): New.
5005 (copysigndf3, ncopysigndf3): New.
5006 (copysignxf3, ncopysignxf3): New.
5007 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
5009 2005-01-27 Arend Bayer <arend.bayer@web.de>
5010 Kazu Hirata <kazu@cs.umass.edu>
5012 * cse.c: (find_best_addr): Don't call copy_rtx before calling
5013 fold_rtx. Save cost recomputation if fold_rtx did nothing.
5014 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
5017 2005-01-27 Jeff Law <law@redhat.com>
5019 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
5020 definitions of SSA_NAMEs which are not being rewritten.
5021 (rewrite_ssa_into_ssa): Only initialize the current definition
5022 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
5023 If checking is enabled, assert that SSA_NAME_AUX is clear for all
5024 SSA_NAMEs before returning.
5026 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
5028 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
5029 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
5030 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
5031 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
5032 config/mips/iris6.h, config/sh/sh.c: Update copyright.
5034 2005-01-27 Steven Bosscher <stevenb@suse.de>
5037 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5038 higher to -O2 and higher. Likewise for tree PRE.
5039 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
5042 2005-01-27 Ian Lance Taylor <ian@airs.com>
5045 * gimple-low.c (try_catch_may_fallthru): New static function.
5046 (block_may_fallthru): Handle TRY_CATCH_EXPR.
5047 * tree-inline.c (expand_call_inline): Don't warn about reaching
5048 the end of a non-void function being inlined if the function uses
5051 2005-01-27 Jakub Jelinek <jakub@redhat.com>
5053 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
5056 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
5057 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
5058 (implicitly_declare): Handle error_mark_node.
5060 2005-01-27 Richard Henderson <rth@redhat.com>
5063 * tree.h (struct tree_decl): Add debug_expr_is_from.
5064 (DECL_DEBUG_EXPR_IS_FROM): New.
5065 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
5066 * dwarf2out.c (dwarf2out_var_location): Update to match.
5067 * tree-outof-ssa.c (create_temp): Likewise.
5068 * var-tracking.c (track_expr_p): Likewise.
5069 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
5070 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
5071 * toplev.c (default_tree_printer): Likewise.
5073 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
5075 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
5076 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
5078 2005-01-27 Steven Bosscher <stevenb@suse.de>
5080 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
5081 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
5082 ASM_CLOBBERS): Add tree checks.
5084 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
5085 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
5086 * c-common.def (SWITCH_STMT): Update to match.
5087 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
5088 macros instead of SWITCH_EXPR ones.
5089 * c-dump.c (c_dump_tree): Likewise.
5090 * c-gimplify.c (gimplify_switch_stmt): Likewise.
5091 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
5093 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
5095 2005-01-27 Alan Modra <amodra@bigpond.net.au>
5097 * unwind-dw2.c (execute_stack_op): Add missing cases for
5098 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
5100 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
5102 * config.gcc (Obsolete configurations): Remove 'dummy', add
5103 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
5106 2005-01-26 Diego Novillo <dnovillo@redhat.com>
5108 PR tree-optimization/19633
5109 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
5111 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
5112 are no call-clobbered variables.
5113 * tree-outof-ssa.c (check_replaceable): Return false for calls
5116 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
5118 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
5119 even for variables with NULL DECL_INITIAL.
5121 2005-01-26 Stuart Hastings <stuart@apple.com>
5123 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
5125 2005-01-26 Richard Henderson <rth@redhat.com>
5128 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5130 * expr.c (store_field): Strip conversions to odd-bit-sized types
5131 if the destination field width matches.
5133 2005-01-26 Richard Henderson <rth@redhat.com>
5135 * c-decl.c, expmed.c, expr.c: Revert last change.
5137 2005-01-26 Richard Henderson <rth@redhat.com>
5140 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
5142 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
5143 if we don't need the bits above those present in the current mode.
5144 * expr.c (store_field): Strip conversions to odd-bit-sized types
5145 if the destination field width matches.
5147 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
5149 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
5150 either -ffast-math or -funsafe-math-optimizations is in use.
5152 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5156 * config/avr/avr.c (notice_update_cc): Only set condition code for
5157 ashrqi3 if shift count > 0.
5158 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
5159 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
5160 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
5161 count <= 0 as a no-op, and shift count >= width by copying zero
5162 or sign bit to all bits of the result.
5163 * config/avr/avr.md (all shifts): Add alternatives for zero shift
5164 count, with attribute "length" set to 0 and "cc" set to "none".
5166 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5168 * doc/invoke.texi: Document -mTLS.
5170 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
5171 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
5172 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
5173 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
5174 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
5175 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
5176 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
5177 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
5179 * configure.ac: Check for a TLS capable gas.
5181 * configure: Regenerate.
5183 2005-01-26 Richard Henderson <rth@redhat.com>
5186 * combine.c (make_field_assignment): Simplify store to zero_extract
5187 from a source with an overlapping mask.
5189 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
5191 2004-11-11 Eric Christopher <echristo@redhat.com>
5193 * config/frv/frv.md: Add fr400_integer automaton. Don't
5194 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
5197 2005-01-26 Steven Bosscher <stevenb@suse.de>
5200 * cfgbuild.c (make_edges): Do not clear or set
5201 current_function_has_computed_jump.
5202 * function.h (struct function): Remove the has_computed_jump field.
5203 (current_function_has_computed_jump): Do not define.
5204 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
5205 in a computed jump. Ignore current_function_has_computed_jump.
5207 2005-01-26 Richard Henderson <rth@redhat.com>
5210 * expr.c (categorize_ctor_elements): New argument p_must_clear.
5211 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
5213 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
5214 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
5215 objects into static storage if they have more than one non-zero value.
5216 * tree.h (categorize_ctor_elements): Update decl.
5218 2005-01-26 Steven Bosscher <stevenb@suse.de>
5221 * tree.h (CALL_EXPR_TAILCALL): Add comment.
5222 * calls.c (check_sibcall_argument_overlap_1): Revert the change
5223 to this function from 2004-07-10.
5224 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
5225 the current function for tail call optimizations if the address
5226 of one of it its arguments is taken.
5228 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
5230 * cse.c (fold_rtx): Call equiv_constant only when necessary.
5232 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
5234 * function.c (expand_function_end): If current_function_calls_alloca,
5235 emit stack restore in a place that is reached when the function falls
5238 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
5240 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
5241 rule to avoid matching inappropriate suffix rule.
5243 2005-01-26 Jan Hubicka <jh@suse.cz>
5245 PR tree-optimization/19241
5246 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
5248 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5250 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
5251 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
5253 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
5254 <sim*>: Always use crt1.o, regardless of N in simN.
5255 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5256 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
5257 (CRT_CALL_STATIC_FUNCTION): Remove.
5258 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
5259 use crt1.o, regardless of N in simN.
5260 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
5261 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
5262 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
5263 case isystem setting.
5264 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
5266 2005-01-25 Ian Lance Taylor <ian@airs.com>
5268 * gimple-low.c (block_may_fallthru): Correct handling of
5269 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
5271 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
5273 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
5274 handlers to match indentation; nested under the mtune=* handler.
5275 Similar for mcpu= and march=.
5277 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
5279 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
5280 * config/mips/linux64.h (LIB_SPEC): Likewise.
5281 * config/mn10300/linux.h (LIB_SPEC): Likewise.
5282 * config/sh/linux.h (LIB_SPEC): Likewise.
5284 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
5286 * config/frv/frv.c (frv_legitimize_tls_address): New.
5287 (TARGET_HAVE_TLS): Define.
5288 (FRV_SYMBOL_REF_TLS_P): Define.
5289 (frv_override_options): Handle new register classes.
5290 (frv_legitimate_address_p): Reject tls addresses.
5291 (frv_legitimize_address): Handle TLS addresses.
5292 (gen_inlined_tls_plt): New.
5294 (frv_legitimize_tls_address): New.
5295 (unspec_got_name): Add TLS entries.
5296 (got12_operand): Add R_FRV_TLSMOFF12 case.
5297 (frv_emit_move): Fixup TLS addresses.
5298 (frv_emit_movsi): Legitimize TLS addresses.
5300 * config/frv/frv.h (MASK_BIG_TLS): New.
5301 (TARGET_BIG_TLS): New.
5302 (HAVE_AS_TLS): Define.
5303 (TARGET_SWITCHES): Add -mTLS and -mtls options.
5304 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
5305 (REG_CLASS_NAMES): Same.
5306 (REG_CLASS_CONTENTS): Same.
5307 (CONSTRAINT_LEN): New.
5308 (REG_CLASS_FROM_CONSTRAINT): New.
5309 (PREDICATE_CODES): Add symbolic_operand.
5311 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
5312 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
5313 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
5314 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
5315 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
5316 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
5317 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
5318 GR9_REG, GR14_REG, LRREG.
5319 (type): Add load_or_call attribute.
5320 ("load_or_call"): New reservation.
5321 ("call_gettlsoff"): New.
5322 ("tls_indirect_call"): New.
5323 ("tls_load_gottlsoff12"): New.
5324 ("tlsoff_hilo"): New.
5325 ("tls_tlsdesc_ldd"): New.
5326 ("tls_tlsoff_ld"): New.
5329 * config/frv/frv-protos.h (symbolic_operand): Protoize.
5331 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
5333 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
5334 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
5335 * config/frv/frv.c (TLS_BIAS): Define.
5336 (frv_output_dwarf_dtprel): New.
5338 2005-01-26 Jakub Jelinek <jakub@redhat.com>
5340 PR rtl-optimization/19579
5341 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
5342 both A and B, see if they don't clobber registers the other expr uses.
5344 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
5346 * real.c (do_add): Initialize signalling and canonical members.
5348 * real.c (real_from_integer): Zero out destination.
5350 2005-01-18 Jan Hubicka <jh@suse.cz>
5352 PR tree-optimize/19337
5353 * tree-inline.c (initialize_inlined_parameters): Copy
5354 saved_static_chain_decl only.
5356 2005-01-25 Richard Henderson <rth@redhat.com>
5360 * config/i386/i386.c (x86_inter_unit_moves): Zero.
5361 (ix86_preferred_reload_class): Rewrite fp-constant section, with
5362 80387 enabled, to return a proper subclass. Return the subset that
5363 overlaps with GENERAL_REGS for PLUS.
5364 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
5366 2005-01-25 Richard Henderson <rth@redhat.com>
5369 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
5371 2005-01-25 Roger Sayle <roger@eyesopen.com>
5373 * expmed.c (choose_multiplier): Change interface to return the
5374 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
5375 (expand_divmod): Update calls to choose_multiplier.
5377 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5380 * expmed.c (extract_bit_field): Use adjust_address instead of
5381 gen_lowpart when op0 is a MEM.
5383 2005-01-24 Steven Bosscher <stevenb@suse.de>
5385 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
5387 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
5389 * config/mips/irix-csr.c: New file.
5390 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
5391 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
5392 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
5395 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
5398 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
5399 sparc/elf.h, add sparc/sp-elf.h.
5400 (sparc-*-rtems*): Likewise.
5401 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
5402 tm-dwarf2.h, add sparc/sp-elf.h.
5403 (sparc86x-*-elf): Likewise.
5404 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
5405 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
5406 TARGET_OS_CPP_BUILTINS.
5407 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5408 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5410 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
5411 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
5412 (SWITCH_TAKES_ARG): Likewise.
5413 (LOCAL_LABEL_PREFIX): Likewise.
5414 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
5415 (TARGET_N_FORMAT_TYPES): Delete.
5416 (TARGET_FORMAT_TYPES): Likewise.
5417 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5418 * config/sparc/elf.h: Delete.
5419 * config/sparc/sp-elf.h: New file.
5421 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5423 * tree-flow-inline.h (phi_arg_from_edge): Remove.
5424 * tree-flow.h: Remove the corresponding prototype.
5425 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
5426 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
5428 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5431 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
5432 for AIX ABI or ELF -fPIC.
5433 (rs6000_emit_load_toc_table): Don't create toc_section here.
5434 (rs6000_xcoff_file_start): Nor here.
5436 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
5438 * sh.c (ra.h): Don't #include.
5439 (hard_regs_intersect_p): New function, resurrected from ra.c.
5441 * sh.c: Fix 1996 Copyright.
5443 2005-01-24 Richard Henderson <rth@redhat.com>
5444 Aldy Hernandez <aldyh@redhat.com>
5446 * regrename.c (note_sets): Handle subregs.
5448 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
5451 * genconditions.c (write_header, write_conditions): Elide file if
5454 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
5456 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
5457 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
5460 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5462 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
5463 expand_builtin_printf, expand_builtin_fprintf,
5464 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
5465 checking against POINTER_TYPE.
5466 (validate_arglist): Handle POINTER_TYPE code by checking
5469 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
5471 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
5473 (for_each_rtx): Call for_each_rtx_1.
5474 * rtl.h (init_rtlanal): Declare.
5475 * toplev.c (backend_init): Call init_rtlanal.
5477 2005-01-24 Jakub Jelinek <jakub@redhat.com>
5479 * flow.c (propagate_one_insn): Formatting.
5482 * flow.c (libcall_dead_p): Be more conservative if unsure.
5483 If there are any instructions between insn and call, see if they are
5484 all dead before saying the libcall is dead.
5486 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5488 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5489 operand constraint for operand 0.
5491 2005-01-23 Richard Henderson <rth@redhat.com>
5494 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5495 edges leading to join block.
5497 2005-01-23 Roger Sayle <roger@eyesopen.com>
5499 * expmed.c (expand_mult_highpart): Make static. Change type of
5500 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5501 (expand_divmod): Updates calls to expand_mult_highpart by using
5502 gen_int_mode to pass a CONST_INT rtx.
5503 * rtl.h (expand_mult_highpart): Remove prototype.
5505 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5507 * flow.c (regset_bytes, regset_size): Remove.
5509 * cfganal.c: Fix a reference to Harvey's paper.
5511 2005-01-23 Steven Bosscher <stevenb@suse.de>
5513 PR rtl-optimization/19464
5514 * tree-optimize.c (init_tree_optimization_passes): Add one more
5515 copyrename pass just before out-of-ssa.
5517 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5520 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5521 * ggc-none.c (ggc_free): Define.
5523 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5525 * cse.c (max_reg, max_insn_uid): Remove.
5526 (cse_main): Don't access max_reg or max_insn_uid.
5528 * c-common.c (explicit_flag_signed_bitfields,
5529 lang_statement_code_p, lang_expand_function_end): Remove.
5530 * c-common.h: Remove the corresponding declarations.
5531 * c-opts.c (c_common_handle_option): Remove all write access
5532 to explicit_flag_signed_bitfields.
5534 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5535 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5536 * cgraph.h: Remove the corresponding declaration.
5538 * gcse.c (null_pointer_info): Remove.
5540 2005-01-23 Roger Sayle <roger@eyesopen.com>
5541 Eric Botcazou <ebotcazou@libertysurf.fr>
5543 * combine.c (simplify_logical): Only simplify logical expressions
5544 of the form ior(and(x,y),z) by the inverse distributive law if the
5545 result is cheaper than the original.
5547 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5549 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5550 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5551 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5552 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5553 config/freebsd-spec.h, config/arm/arm.h,
5554 config/h8300/h8300.md, config/i386/i386.md,
5555 config/i386/predicates.md, config/i386/sse.md,
5556 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5557 config/vax/vax.md: Fix comment typos. Follow spelling
5560 2005-01-23 Steven Bosscher <stevenb@suse.de>
5562 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5563 tests, instead of `less than'.
5565 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5567 * function.c (assign_parm_setup_block): When creating a new stack slot
5568 for a parameter, get its alignment from the parameter's DECL_ALIGN
5569 rather than the type's TYPE_ALIGN. Make sure that the parameter
5570 is at least word aligned.
5572 2005-01-22 Roger Sayle <roger@eyesopen.com>
5575 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5577 2005-01-22 Richard Henderson <rth@redhat.com>
5580 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5581 in both compare operands.
5582 (movdfcc_1_sse_max): Likewise.
5583 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5584 (movdfcc_1_sse): Likewise.
5585 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5586 scratch register as needed.
5588 2005-01-22 Richard Henderson <rth@redhat.com>
5590 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5592 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5594 2005-01-22 Richard Henderson <rth@redhat.com>
5596 * genopinit.c (optabs): Use smin/smax for floating point too.
5597 * doc/md.texi: Update to match. Clarify that floating point
5598 results are undefined for +0/-0 and NaN.
5599 * doc/rtl.texi: Likewise.
5600 * rtl.def (SMIN, SMAX): Likewise
5601 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5603 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5604 leading 's' to the name.
5605 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5606 smaxxf3, sminxf3): Likewise.
5607 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5610 2005-01-22 Paul Brook <paul@codesourcery.com>
5612 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5614 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5616 * config/s390/s390.c (struct processor_costs): New fields
5617 dlgr, dlr, dr, dsgfr, dsgr.
5618 (z900_cost, z990_cost): Values for new fields.
5619 (s390_rtx_costs): New cases MEM und COMPARE in switch
5620 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5621 DIV, MOD, UDIV, UMOD.
5623 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5625 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5626 into the register being decremented.
5627 ("doloop_si31", "doloop_di"): Likewise.
5628 ("*doloop_si_long"): Adapt pattern.
5630 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5632 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5634 (CLASS_MAX_NREGS): Likewise.
5636 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5638 * doc/tree-ssa.texi (Statement Operands): Add example for new
5639 must-def macro. Note deprecation of old operands interface.
5641 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5643 PR tree-optimization/19484
5644 * tree-cfg.c (remove_fallthru_edge): New function.
5645 (cleanup_control_flow): Remove fallthru edges from calls that are
5646 now known not to return.
5648 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5650 Fix PR tree-optimization/19038
5651 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5652 copies with loop variant ones.
5654 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5656 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5657 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5658 config/alpha/alpha.md, config/alpha/predicates.md,
5659 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5660 config/sparc/sol2.h: Update copyright.
5662 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5663 first label to see if it is a nonlocal label.
5665 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5666 Andrew Pinski <pinskia@physics.uc.edu>
5669 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5670 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5672 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5674 * config/rs6000/rtems.h: Update copyright.
5676 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5679 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5680 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5681 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5683 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5686 * c-typeck.c (convert_arguments): Check for error_mark_node.
5688 2005-01-21 Ian Lance Taylor <ian@airs.com>
5690 PR tree-optimization/13000
5691 * tree-inline.c: Include "tree-flow.h".
5692 (expand_call_inline): If warn_return_type, warn if non-void inline
5693 function falls through.
5694 * tree-cfg.c (execute_warn_function_return): Don't warn about
5695 control reaching end if TREE_NO_WARNING is set. Set
5697 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5699 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5700 branch if we don't need one.
5701 * c-typeck.c: Include "tree-flow.h"
5702 (c_finish_bc_stmt): Don't add a goto if the current statement
5703 list doesn't fall through to the current point.
5705 2005-01-21 Roger Sayle <roger@eyesopen.com>
5707 PR rtl-optimization/576
5708 * real.c (real_arithmetic): Change return type from void to bool
5709 to return an indication that the result may be inexact.
5710 * real.h (real_arithmeric): Update prototype.
5711 * fold-const.c (const_binop): Don't constant fold floating
5712 point expressions when the user specifies -frounding-math and
5713 the result may depend upon the run-time rounding mode.
5714 (fold_convert_const_real_from_real): Clean-up.
5715 (fold_initializer): Ignore flag_rounding_math for initializers.
5716 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5717 constant fold FP operations with flag_rounding_math if the
5718 result may depend upon the run-time rounding mode.
5720 2005-01-21 Tom Tromey <tromey@redhat.com>
5722 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5724 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5726 * tree-cfg.c: Fix comment typos.
5728 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5730 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5731 around the call to rest_of_handle_branch_target_load_optimize.
5733 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5735 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5736 (sparc64-*-openbsd*): Likewise.
5737 (sparclite-*-elf*): Include tm-dwarf2.h.
5738 (sparc86x-*-elf*): Likewise.
5739 (sparc64-*-elf*): Likewise.
5740 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5741 (DBX_DEBUGGING_INFO): Likewise.
5742 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5743 (PREFERRED_DEBUGGING_TYPE): Likewise.
5744 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5745 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5746 (PREFERRED_DEBUGGING_TYPE): Likewise.
5747 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5748 (PREFERRED_DEBUGGING_TYPE): Likewise.
5749 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5751 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5754 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5756 2005-01-20 Paul Brook <paul@codesourcery.com>
5758 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5760 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5762 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5763 label is first in a sequence of labels.
5765 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5767 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5768 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5770 * doc/sourcebuild.texi (Test Directives): New.
5772 2005-01-20 Roger Sayle <roger@eyesopen.com>
5774 * real.c (real_floor): Don't leave the result uninitialized when
5775 mode is VOIDMode, but return the unrounded intermediate value.
5776 (real_ceil): Likewise.
5778 2005-01-20 Paul Brook <paul@codesourcery.com>
5780 * config/arm/arm.md (insv): Use gen_int_mode.
5782 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5784 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5785 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5786 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5787 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5788 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5790 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5793 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5794 fbreg, so we have to assume we can't.
5795 (loc_descriptor_from_tree_1): Ditto.
5796 (containing_function_has_frame_base): New function.
5797 (add_location_or_const_value_attribute): Use it.
5798 Also try to generate a frame_base from a single element location
5801 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5803 PR tree-optimization/15349
5804 * timevar.def (TV_TREE_MERGE_PHI): New.
5805 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5807 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5808 calls to tree_forwarder_block_p.
5809 (remove_forwarder_block_with_phi, merge_phi_nodes,
5810 gate_merge_phi, pass_merge_phi): New.
5811 * tree-optimize.c (init_tree_optimization_passes): Add
5813 * tree-pass.h: Add an extern for pass_merge_phi;
5815 2005-01-20 Richard Henderson <rth@redhat.com>
5818 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5819 (_mm_castps_pd, _mm_castps_si128): New.
5820 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5822 2005-01-20 Richard Henderson <rth@redhat.com>
5825 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5826 __builtin_ia32_vec_init_v2si.
5827 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5828 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5829 (ix86_init_mmx_sse_builtins): Create it.
5830 (ix86_expand_builtin): Expand it.
5831 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5832 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5833 (vec_extractv2si_0, vec_extractv2si_1): New.
5835 2005-01-20 Richard Henderson <rth@redhat.com>
5838 * config/i386/i386.c (ix86_expand_push): New.
5839 * config/i386/mmx.md (push<MMXMODE>1): New.
5840 * config/i386/sse.md (push<SSEMODE>1): New.
5841 * config/i386/i386-protos.h: Update.
5843 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5845 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5848 2005-01-20 Richard Henderson <rth@redhat.com>
5850 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5851 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5853 2005-01-19 Richard Henderson <rth@redhat.com>
5856 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5857 to V4SFmode in SSE1 fallback load path.
5859 2005-01-19 Richard Henderson <rth@redhat.com>
5861 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5862 in QImode expansion to ix86_expand_vector_set.
5863 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5865 2005-01-19 Richard Henderson <rth@redhat.com>
5868 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5869 subclass of the input class.
5870 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5871 Always true for cross-SSE1 classes. Rationalize conditionals.
5872 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5873 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5874 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5875 (movdi_2): Add MMX/SSE zeros.
5876 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5877 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5878 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5879 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5880 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5881 (zero_extendsidi2_rex64_1): Remove.
5882 (MOV0 peephole): Check GENERAL_REG_P.
5884 2005-01-19 Richard Henderson <rth@redhat.com>
5887 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5889 (ix86_expand_vector_extract): Likewise.
5891 2005-01-19 Richard Henderson <rth@redhat.com>
5894 * expr.c (emit_move_change_mode): New argument force; use
5895 simplify_gen_subreg if true.
5896 (emit_move_via_alt_mode): Merge into ...
5897 (emit_move_via_integer): ... here.
5898 (emit_move_ccmode): Use emit_move_change_mode directly.
5900 2005-01-19 Richard Henderson <rth@redhat.com>
5903 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5904 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5905 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5907 (alpha_emit_set_const): Likewise. Make static.
5908 (alpha_emit_set_long_const): Make static.
5909 (alpha_extract_integer): Split out from alpha_expand_mov.
5910 (alpha_split_const_mov): Likewise.
5911 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5912 (alpha_legitimate_constant_p): New.
5913 * config/alpha/alpha-protos.h: Update.
5914 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5915 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5916 * config/alpha/alpha.md (movsi): Add n alternative.
5917 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5918 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5919 (splitters for all of the above): Use alpha_split_const_mov.
5920 * config/alpha/predicates.md (non_add_const_operand): New.
5921 (non_zero_const_operand): New.
5922 (input_operand): Use alpha_legitimate_constant_p after reload.
5924 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5926 PR tree-optimization/19038
5927 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5928 (add_candidate): Add ivs with increment in latch only if
5929 allow_ip_end_pos_p is true.
5930 (determine_iv_cost): Use empty_block_p.
5932 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5934 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5935 (compute_dominance_frontiers): Ditto.
5937 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5940 * config/sh/t-rtems: New.
5941 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5943 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5945 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5946 the offset of the selected field.
5948 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5950 * tree-cfg.c (remove_forwarder_block): Fix the check to
5951 prevent a nonlocal label from appearing in the middle of a
5954 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5956 PR rtl-optimization/19462
5957 * reorg.c (find_end_label): Create return insn only if
5958 current_function_epilogue_delay_list is empty.
5960 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5962 * doc/passes.texi: Remove paragraph mentioning new-ra.
5964 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5966 PR rtl-optimization/15139
5967 * combine.c: Include params.h.
5968 (count_rtxs): New function.
5969 (record_value_for_reg): If replace_rtx would replace at least
5970 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5971 (clobber (const_int 0)) instead of TEM.
5972 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5973 * params.h (MAX_LAST_VALUE_RTL): New.
5974 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5975 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5978 * c-typeck.c (digest_init): Only call build_vector if all constructor
5979 elements are *_CST nodes.
5980 * gimplify.c (gimplify_init_constructor): Likewise.
5983 * c-typeck.c (digest_init): Only call build_vector if inside_init
5986 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5988 * toplev.c (init_asm_output): Remove dead #ifdef.
5990 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5992 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5994 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5996 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5997 accessing DECL_FUNCTION_CODE.
5998 * dojump.c (do_jump): Likewise.
5999 * gimplify.c (gimplify_call_expr): Likewise.
6000 * predict.c (expr_expected_value): Likewise.
6001 (strip_builtin_expect): Likewise.
6002 * tree-inline.c (estimate_num_insns_1): Likewise.
6003 * tree-ssa-loop-im.c (stmt_cost): Likewise
6004 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
6005 (tree_expr_nonnegative_p): Likewise.
6007 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6009 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
6010 variant of the load_pcrel_sym pattern.
6011 * config/sparc/sparc.md (P macro): Move to the top.
6012 (load_pcrel_sym): Macroize using P.
6013 (save_register_window): Likewise.
6015 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
6017 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
6020 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
6023 * c-typeck.c (build_asm_expr): Strip nops off
6024 input memory operands.
6026 2005-01-18 David Edelsohn <edelsohn@gnu.org>
6028 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
6029 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
6030 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
6031 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
6033 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
6036 * config/i386/i386.c (override_options): If the 80387 is disabled,
6037 then do not return FP values using FP registers.
6039 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
6041 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
6042 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
6043 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
6044 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
6045 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
6046 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
6047 output.h, postreload-gcse.c, postreload.c, recog.c,
6048 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
6049 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
6050 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
6051 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
6052 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
6053 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
6054 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
6055 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
6057 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
6058 config/alpha/alpha.c, config/arm/vfp.md,
6059 config/i386/emmintrin.h, config/i386/i386-modes.def,
6060 config/i386/i386-protos.h, config/i386/i386.h,
6061 config/i386/pmmintrin.h, config/i386/ppro.md,
6062 config/i386/predicates.md, config/i386/xmmintrin.h,
6063 config/i860/i860.c, config/ia64/ia64-modes.def,
6064 config/ia64/ia64-protos.h, config/ia64/ia64.h,
6065 config/ia64/ia64.md, config/ia64/itanium1.md,
6066 config/ia64/itanium2.md, config/ia64/predicates.md,
6067 config/iq2000/iq2000.h, config/mips/linux64.h,
6068 config/rs6000/aix41.h, config/rs6000/aix43.h,
6069 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
6070 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6071 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
6072 config/sparc/linux64.h, config/sparc/litecoff.h,
6073 config/sparc/sp64-elf.h, config/sparc/sparc.c,
6074 config/sparc/sparc.h, config/sparc/sparc.md,
6075 config/sparc/sysv4-only.h: Update copyright.
6077 2005-01-18 Richard Henderson <rth@redhat.com>
6080 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
6082 2005-01-18 Marc Espie <espie@openbsd.org>
6083 * config/i386/openbsdelf.h: Typo.
6085 2005-01-18 Richard Henderson <rth@redhat.com>
6087 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
6088 special case for sse.
6089 * config/i386/predicates.md (sse_comparison_operator): Likewise.
6091 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
6093 * tree-inline.c (estimate_num_insns_1): Added cases for
6094 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
6096 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
6098 PR rtl-optimization/19296
6099 * combine.c (simplify_comparison): Rewrite the condition under
6100 which a non-paradoxical SUBREG of a PLUS can be lifted when
6101 compared against a constant.
6103 2005-01-18 Andi Kleen <ak@muc.de>
6105 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
6106 * c.opt (-Wpointer-sign): Add.
6107 * doc/invoke.texi: (-Wpointer-sign): Add.
6109 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6111 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
6112 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
6113 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
6114 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
6115 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
6116 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
6117 for TARGET_MIX_SSE_I387.
6118 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
6119 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
6120 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
6121 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
6122 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
6123 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
6124 TARGET_MIX_SSE_I387.
6125 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
6128 2005-01-18 Uros Bizjak <uros@kss-loka.si>
6131 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
6132 Add movaps alternative for xmm reg->reg move.
6134 2005-01-17 Jeff Law <law@redhat.com>
6136 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
6137 at the end of the main DOM loop rather than just before DOM exits.
6139 2005-01-17 Diego Novillo <dnovillo@redhat.com>
6141 PR tree-optimization/19121
6142 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
6143 adding aliases to a name tag, also add them to the pointer's
6145 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
6146 sensitive alias info at all. Only check that the two pointers
6147 have compatible pointed-to sets.
6148 * tree-ssa.c (verify_name_tags): Verify that the alias set of
6149 a pointer's type tag is a superset of the alias set of the
6152 2005-01-17 James E Wilson <wilson@specifixinc.com>
6155 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
6156 comment to document why.
6158 2005-01-17 Richard Henderson <rth@redhat.com>
6160 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
6161 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
6162 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
6163 sse2_vmsminv2df3_finite): New.
6164 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
6165 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
6166 Force op1 into register.
6168 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
6170 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
6171 bubblestrap from always rebuilding build directory.
6173 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
6175 * config/s390/s390.md ("*clc"): Remove incorrect '='.
6176 ("*cmpmem_short"): Likewise.
6178 2005-01-17 Steven Bosscher <stevenb@suse.de>
6180 * basic-block.h: Document BB_* flags.
6181 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
6182 use an sbitmap instead.
6183 * sched-rgn.c (compute_trg_info): Likewise.
6185 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
6187 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
6188 redundant target_cpu_default and extra_parts lines. Use the default
6190 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
6191 (SUBTARGET_EXTRA_SPECS): Delete.
6192 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
6193 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
6194 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
6195 and "n32" for -mabi=n32.
6197 2005-01-17 Ian Lance Taylor <ian@airs.com>
6200 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
6201 fold constant variables into initial values.
6203 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6205 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
6207 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
6208 through the statements backward.
6210 2005-01-17 Ian Lance Taylor <ian@airs.com>
6212 PR middle-end/13127:
6213 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
6214 a variable set to the return value of the inlined function.
6216 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
6218 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
6219 when modes are tieable.
6221 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
6223 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
6224 of pthread_create to find out if threads are enabled.
6225 * gthr-posix95.h (__gthread_active_p): Likewise.
6227 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6229 * common.opt (-fnew-ra): Remove.
6231 * toplev.h (flag_new_regalloc): Remove.
6232 * Makefile.in (ra*.*): Don't mention.
6233 * passes.c (rest_of_handle_new_regalloc): Remove.
6234 (rest_of_handle_combine, rest_of_compilation): Always consider
6235 flag_new_regalloc as false.
6236 * doc/invoke.texi: Don't document -fnew-ra.
6238 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
6240 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
6241 last parameter to reg_scan.
6242 * loop.c (loop_optimize): Likewise.
6243 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
6244 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
6245 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
6246 rest_of_handle_gcse, rest_of_handle_loop_optimize,
6247 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
6248 * regclass.c (reg_scan): Likewise, for the declaration.
6249 * rtl.h (reg_scan): Likewise, for the prototype.
6251 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
6253 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
6254 mark_dfs_back_edges.
6256 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
6258 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
6259 (compute_avail): Uses don't go in tmp_gen.
6261 2005-01-16 Steven Bosscher <stevenb@suse.de>
6263 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
6264 loop to look for a free slot in a page entry.
6266 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6269 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
6270 * toplev.c (compile_file): Call process_pending_assemble_output_defs
6271 just before targetm.asm_out.file_end.
6272 * tree.h (process_pending_assemble_output_defs): Declare.
6273 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
6275 (assemble_alias): Defer generation of assembly code for defines when
6276 TARGET_DEFERRED_OUTPUT_DEFS is true.
6277 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6278 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
6279 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
6281 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6284 * pa.c (pa_scalar_mode_supported_p): New function.
6285 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6286 * pa.h (MIN_UNITS_PER_WORD): Add comment.
6288 * pa-protos.h (prefetch_operand): Delete.
6289 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
6290 * pa.c (prefetch_operand): Delete.
6291 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
6292 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
6293 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
6294 and prefetch_nocc_operand.
6295 * pa.md (prefetch): Rework to avoid reload problems handling short
6296 displacements when a cache control completer needs to be provided.
6297 (prefetch_32, prefetch_64): Delete.
6298 (prefetch_cc, prefetch_nocc): New patterns.
6300 2005-01-15 David Edelsohn <edelsohn@gnu.org>
6302 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
6304 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6307 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
6308 exceeds maximum alignment for global common data.
6309 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
6310 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
6312 2004-01-15 Roger Sayle <roger@eyesopen.com>
6314 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
6316 2004-01-15 Roger Sayle <roger@eyesopen.com>
6318 * harg-reg-set.h (reg_class_names): Prototype global array.
6319 * regclass.c (reg_class_names): Declare here and initialize to
6321 (dump_regclass): Remove local declaration of reg_class_names.
6322 (regclass): Likewise.
6323 * cfg.c (dump_flow_info): Likewise.
6324 * ra-debug.c (reg_class_names): Likewise.
6325 * regrename.c (reg_class_names): Likewise.
6326 * reload.c (reg_class_names): Likewise.
6327 * reload1.c (spill_failure): Likewise.
6328 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
6330 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
6332 * config/s390/s390.md ("reload_outti"): Remove predicate for
6333 output operand. Abort if operand is not a MEM.
6334 ("reload_outdi", "reload_outdf"): Likewise.
6336 2005-01-15 Marc Espie <espie@openbsd.org>
6338 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
6339 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
6340 * config/openbsd.h: Fix C++ includes for native configurations.
6341 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
6342 Add trampoline support.
6343 * config/i386/openbsdelf.h: New.
6345 2005-01-15 Marc Espie <espie@openbsd.org>
6347 * collect2.c (main): Explicitly parse -dynamic-linker option.
6349 2005-01-15 Jakub Jelinek <jakub@redhat.com>
6351 PR tree-optimization/19060
6352 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
6353 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
6354 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
6355 and handle extract_range_from_cond returning false.
6356 * fold-const.c (fold): Optimize comparisons with min/max even for
6357 width > HOST_BITS_PER_WIDE_INT.
6359 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
6361 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
6362 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
6363 Remove little endian multilib variants.
6364 Add mips32 multilib variant.
6366 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
6368 * explow.c (copy_all_reg, stabilize): Remove.
6369 * expr.h: Remove the corresponding prototypes.
6371 * rtlanal.c (regs_set_between_p): Remove.
6372 * rtl.h: Remove the corresponding prototype.
6374 2005-01-14 David Edelsohn <edelsohn@gnu.org>
6376 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
6377 to rs6000_nonimmediate_operand.
6378 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
6379 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
6380 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
6381 rs6000_nonimmediate_operand.
6382 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
6383 rs6000_nonimmediate_operand.
6385 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
6387 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
6389 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6391 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
6393 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
6394 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
6396 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
6397 (rs6k_nonimmediate_operand): New.
6398 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
6400 (legitimate_lo_sum_address_p): Same.
6401 (rs6000_legitimize_address): Same.
6402 (rs6000_legitimize_reload_address): Same.
6403 (rs6000_legitimate_address): Same.
6404 (spe_build_register_parallel): Pass DF and DC modes in a DI
6407 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
6408 to rs6k_nonimmediate_operand.
6410 * config/rs6000/spe.md ("*frob_df_di"): New.
6411 ("*frob_di_df"): New.
6412 ("*frob_di_df_2"): New.
6413 ("*mov_sidf_e500_subreg0"): New.
6414 ("*mov_sidf_e500_subreg4"): New.
6415 ("*movdf_e500_double"): Change predicate to
6416 rs6k_nonimmediate_operand.
6418 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6420 * postreload.c (move2add_note_store): Only call
6421 trunc_int_for_mode on scalar integers.
6423 2005-01-14 Steven Bosscher <stevenb@suse.de>
6425 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
6426 replace BB_VISITED uses.
6427 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6428 (propagate_necessity): Check the bitmap instead of BB_VISITED.
6429 (tree_dce_done): Free visited_control_parents.
6430 (perform_tree_ssa_dce): Allocate and clear it.
6431 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
6432 (compute_antic): Iterate from here using a DFS. Use an sbitmap
6433 instead of BB_VISITED.
6435 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
6437 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
6438 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
6439 Remove unused prototypes.
6441 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6443 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
6444 64-bit register usage.
6445 (spe_func_has_64bit_regs_p): Add FIXME note.
6447 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
6449 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
6450 flag_finite_math_only with flag_unsafe_math_optimizations.
6452 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
6454 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
6456 (__tpf_eh_return): Copy TPF private stack area from the module
6457 boundary stack frame. Add check for when module addresses are
6458 equal, but no stub address is found.
6460 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
6463 * arm.h (struct machine_function): Add call_via field.
6464 (thumb_call_via_label): Declare.
6465 * arm.c (thumb_call_via_label): New variable.
6466 (thumb_call_reg_needed): New variable.
6467 (arm_output_function_epilogue): For Thumb code, output any per-function
6468 call-indirect trampolines.
6469 (thumb_call_via_reg): New function.
6470 (arm_file_end): New function.
6471 (TARGET_ASM_FILE_END): Call arm_file_end.
6472 (aof_file_end): Likewise.
6473 * arm-protos.h (thumb_call_via_reg): Declare.
6474 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
6475 thumb_call_via_reg in normal case.
6477 2005-01-14 Jakub Jelinek <jakub@redhat.com>
6480 PR rtl-optimization/19348
6481 * recog.c (peephole2_optimize): Do global life update if some peephole
6482 decides it doesn't need at least one of its inputs and that change
6483 influences liveness at the start of the basic block.
6485 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6486 arguments instead of 1.
6488 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6491 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6492 zero for nested functions needing a static chain or functions
6493 with a non-constant address.
6495 2005-01-13 Roger Sayle <roger@eyesopen.com>
6497 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6498 (and (sign_extend X) C) into (zero_extend (and X C)).
6500 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6502 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6504 2005-01-13 Richard Henderson <rth@redhat.com>
6509 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6510 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6511 not just TARGET_SSE.
6512 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6513 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6514 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6515 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6516 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6517 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6518 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6519 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6520 (movdicc_c_rex64): Rename with '*'.
6521 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6522 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6523 (movsfcc_1_387): Rename from movsfcc_1.
6524 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6525 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6526 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6527 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6528 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6529 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6530 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6531 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6532 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6533 sse_movdfcc_const0_4): Remove.
6534 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6535 recognize min/max early. Update for changed sse cmove patterns.
6536 (ix86_split_sse_movcc): New.
6537 * config/i386/i386-protos.h: Update.
6539 2005-01-13 Steven Bosscher <stevenb@suse.de>
6541 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6542 (fix_stmt_v_may_defs): Likewise.
6544 2005-01-13 Richard Henderson <rth@redhat.com>
6546 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6547 for converting the mask.
6549 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6551 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6554 2005-01-13 Richard Henderson <rth@redhat.com>
6556 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6557 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6558 IX86_BUILTIN_MOVDQ2Q): Remove.
6559 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6560 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6561 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6563 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6564 (sse2_pextrw): Fix immediate constraint.
6565 (sse2_loadq, sse2_loadq_rex64): Remove.
6566 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6567 Use __builtin_ia32_vec_ext_<size>.
6568 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6570 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6572 * function.c (assign_parm_setup_block): Look inside original
6573 entry_parm when inspecting PARALLEL.
6575 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6576 Joel Sherrill <joel@oarcorp.com>
6579 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6580 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6581 rtems_gxx_recursive_mutex_init.
6582 (__gthread_recursive_mutex_lock): New function.
6583 (__gthread_recursive_mutex_trylock): Likewise.
6584 (__gthread_recursive_mutex_unlock): Likewise.
6586 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6588 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6590 2005-01-13 Jan Beulich <jbeulich@novell.com>
6592 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6593 (ashrti3_internal): Indicate output is early clobber. Generate result
6594 into output rather than first input. Use move for low word of output
6595 if shift count is exactly 64.
6596 (lshrti3_internal): Likewise.
6598 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6602 * reload1.c (delete_output_reload): Don't delete an output reload
6603 if the pseudo lives longer than a single basic block. Adjust and
6604 improve wording of comment.
6606 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6609 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6610 of TYPE_SIZE where we mean the number of bytes.
6612 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6614 * function.c (assign_parm_setup_block): Relax condition on
6615 multi-register optimization.
6617 2005-01-12 Nick Clifton <nickc@redhat.com>
6619 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6620 an "in_delay_slot" attribute of "no" to prevent them being used in
6621 delay slots. This is forbidden because they might generate
6624 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6627 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6630 2005-01-12 Nick Clifton <nickc@redhat.com>
6632 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6633 passed on to GAS) but do not define, as GAS no longer supports or
6634 needs the -m2000 option.
6636 2005-01-11 Roger Sayle <roger@eyesopen.com>
6638 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6639 type as args of unprototyped builtins aren't automatically promoted.
6640 (fold_builtin_abs): Likewise.
6642 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6644 * Makefile.in: Set a `build-warn' variable.
6646 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6648 PR tree-optimization/17949
6649 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6650 (find_interesting_uses_address): Use it.
6652 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6654 * regrename.c (kill_value): Handle subreg's that won't simplify.
6656 2005-01-11 Richard Henderson <rth@redhat.com>
6659 * config/i386/i386.h (enum ix86_builtins): Move ...
6660 * config/i386/i386.c: ... here.
6661 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6662 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6663 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6664 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6665 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6666 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6667 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6668 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6669 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6670 IX86_BUILTIN_LOADDDUP): Remove.
6671 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6672 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6673 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6674 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6675 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6676 (ix86_init_builtins): Make static.
6677 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6678 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6679 if all the modes match. Otherwise, fake it.
6680 (get_element_number, ix86_expand_vec_init_builtin,
6681 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6682 (ix86_expand_builtin): Make static. Update for changed builtins.
6683 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6684 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6685 (ix86_expand_vector_init_duplicate): New.
6686 (ix86_expand_vector_init_low_nonzero): New.
6687 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6688 Split out from ix86_expand_vector_init; handle integer modes.
6689 (ix86_expand_vector_init): Use them.
6690 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6691 * config/i386/i386-protos.h: Update.
6692 * config/i386/predicates.md (reg_or_0_operand): New.
6693 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6694 (movv2sf_internal): Likewise. And a splitter to match them all.
6695 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6696 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6697 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6698 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6699 (mmx_pinsrw): Fix operand ordering.
6700 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6701 rather than sse_loadss expander.
6702 (movv2df splitter): Similarly.
6703 (sse_loadss, sse_loadlss): Remove.
6704 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6705 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6706 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6707 (sse3_movddup): Rename with '*'.
6708 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6709 (sse2_loadsd): Remove.
6710 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6711 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6712 (sse2_pinsrw): Fix argument ordering.
6713 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6714 (sse2_stored): Remove 'r' destination.
6715 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6716 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6717 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6718 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6719 vec_extractv16qi, vec_initv16qi): New.
6721 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6722 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6723 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6725 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6726 (_mm_load_si128, _mm_store_si128): Likewise.
6727 (_mm_load1_pd): Use _mm_set1_pd.
6728 (_mm_load_sd): Use _mm_set_sd.
6729 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6730 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6731 (_mm_set_epi64): Use _mm_set_epi64x.
6732 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6733 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6734 _mm_setr_epi8): Use _mm_set_foo form.
6735 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6736 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6737 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6738 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6739 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6740 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6741 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6742 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6743 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6744 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6745 (_mm_movedup_pd): Use _mm_shuffle_pd.
6746 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6747 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6748 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6749 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6751 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6752 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6753 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6754 (_mm_store_ps): Use raw dereference.
6755 (_mm_store1_ps): Use _mm_storeu_ps.
6756 (_mm_storer_ps): Use _mm_store_ps.
6757 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6758 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6760 2005-01-11 Stan Shebs <shebs@apple.com>
6762 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6763 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6765 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6768 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6769 Skip all DECLs except for FIELD_DECLs.
6771 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6773 * config/s390/s390.c (override_options): Return error if
6774 -mbackchain, -mpacked-stack and -mhard-float are used together.
6775 (s390_va_start): Remove the backchain && packed-stack special case.
6776 (s390_gimplify_va_arg): Likewise.
6777 * doc/invoke.texi: Remove the ABI incompatibility note.
6779 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6781 * config/s390/s390.c (struct s390_frame_layout): Remove
6783 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6784 save_backchain_p with TARGET_BACKCHAIN.
6786 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6789 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6790 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6791 * function.c (locate_and_pad_parm): Set new field.
6792 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6793 Tweak where_pad test to include "none". Always set mem align for
6795 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6796 not sufficient for type.
6797 (assign_parm_setup_block): If stack_parm is zero on entry, always
6798 make a new stack local. Block move old stack parm if necessary
6799 to new aligned stack local.
6800 (assign_parm_setup_stack): Use a block move to handle
6801 potentially misaligned entry_parm.
6802 (assign_parms_unsplit_complex): Specify required alignment when
6803 creating stack local.
6804 * calls.c (compute_argument_addresses): Override alignment of stack
6805 arg calculated from its type with the alignment given by
6806 FUNCTION_ARG_BOUNDARY.
6807 (store_one_arg): Likewise.
6809 2005-01-11 Jan Beulich <jbeulich@novell.com>
6811 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6812 Change respective itanium_class attribute to ialu.
6813 (shladdp4_internal): New.
6814 * config/ia64/predicates.md (shladd_log2_operand): New.
6816 2005-01-11 Richard Henderson <rth@redhat.com>
6818 * expr.c (store_constructor): Use rtvec_alloc instead of
6819 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6821 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6823 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6825 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6827 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6828 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6829 (TARGET_RWRELOC): Define.
6830 (ia64_rwreloc_section_type_flags): Delete.
6831 (ia64_section_type_flags): New function.
6832 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6833 (TARGET_RWRELOC): Define.
6835 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6838 * config/ia64/ia64.c (process_set): For alloc insn, only call
6839 process_epilogue is !frame_pointer_needed.
6841 2005-01-10 Roger Sayle <roger@eyesopen.com>
6844 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6845 unary operator and can't be treated as a binary/comparison operator.
6847 2005-01-10 Richard Henderson <rth@redhat.com>
6849 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6850 (ix86_return_in_memory): Likewise.
6851 (function_arg_advance): Likewise. Mirror structure in function_arg
6852 for choosing register to advance.
6854 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6856 * tree-vectorizer.c, tree.def: Fix comment typos.
6858 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6860 * config/s390/s390.c (struct processor_costs): 4 new fields:
6861 ddbr, ddr, debr, der.
6862 (s390_rtx_costs): More precise handling of divide instructions.
6864 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6866 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6868 2005-01-10 Jan Beulich <jbeulich@novell.com>
6870 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6871 names resulting from -ffunction-sections/-fdata-sections and linkonce
6873 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6874 based on the section name. Rearrange the section name comparison logic
6875 slightly so that each section name is compared against at most once.
6877 2005-01-10 Ben Elliston <bje@au.ibm.com>
6879 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6880 targets for which -fPIC reduces limitations on the GOT size.
6882 2005-01-09 Falk Hueffner <falk@debian.org>
6884 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6887 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6890 * collect2.c (main): Set aixrtl_flag for -brtl option.
6891 (resolve_lib_name): Search for .so file extension before .a
6894 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6896 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6897 (vect_analyze_data_refs_alignment): Add dump prints.
6899 2005-01-09 Ira Rosen <irar@il.ibm.com>
6901 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6902 expr_invariant_in_loop_p.
6903 Initialize outputs first thing in the function.
6904 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6905 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6906 (vect_analyze_pointer_ref_access): Check that the initial condition of
6907 the access function is loop invariant.
6909 2005-01-09 Richard Henderson <rth@redhat.com>
6911 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6912 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6913 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6914 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6915 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6916 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6917 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6918 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6919 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6920 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6921 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6922 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6923 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6924 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6925 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6926 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6927 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6928 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6929 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6930 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6931 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6932 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6933 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6935 (mmx_clrdi, pavgusb): Remove.
6936 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6937 with leading sse_ prefix.
6938 * config/i386/sse.md: Receive them.
6939 * config/i386/mmx.md: New file.
6940 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6941 (subrv2sf3): Turn into expander for normal subtraction.
6942 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6943 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6944 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6945 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6946 commutative; use ix86_binary_operator_ok.
6947 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6948 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6949 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6950 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6951 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6952 Macroize from existing patterns; use ix86_binary_operator_ok.
6953 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6954 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6955 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6956 with vec_select+vec_concat.
6957 (mmx_pshufw, mmx_pshufw_1): Likewise.
6958 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6959 (mmx_uavgv4hi3): Model correctly.
6960 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6961 _mm_xor_si64): Remove casts.
6963 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6965 PR tree-optimization/19224
6966 * tree-scalar-evolution.c (get_instantiated_value,
6967 set_instantiated_value): New functions.
6968 (instantiate_parameters_1): Cache the results.
6969 (instantiate_parameters, resolve_mixers): Initialize and free
6972 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6974 * config/i386/i386.md (addhi_4): Correct reference in comment.
6977 2005-01-08 Richard Henderson <rth@redhat.com>
6979 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6980 (_mm_cvtsi128_si64x): Likewise.
6981 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6982 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6983 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6984 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6985 * config/i386/i386-protos.h: Update.
6986 * config/i386/i386.c (print_operand): Add 'H'.
6987 (ix86_fixup_binary_operands): Split out from ...
6988 (ix86_expand_binary_operator): ... here.
6989 (ix86_fixup_binary_operands_no_copy): New.
6990 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6991 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6992 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6993 (safe_vector_operand): Use CONST0_RTX.
6994 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6995 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6996 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6997 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6999 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
7000 (IX86_BUILTIN_CMPNGESS): New.
7001 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
7002 (attr type): Add sselog1.
7003 (attr unit, attr memory): Handle it.
7004 (movti, movti_internal, movti_rex64): Move near other integer moves.
7005 (movtf, movtf_internal): Move near other fp moves.
7006 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
7007 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
7008 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
7009 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
7010 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
7011 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
7012 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
7013 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
7014 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
7015 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
7016 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
7017 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
7018 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
7019 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
7020 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
7021 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
7022 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
7023 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
7024 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
7025 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
7026 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
7027 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
7028 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
7029 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
7030 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
7031 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
7032 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7033 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
7034 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
7035 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
7036 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
7037 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
7038 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
7039 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
7040 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
7041 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
7042 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
7043 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
7044 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
7045 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
7046 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
7047 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
7048 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
7049 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
7051 (SSEPUSH, push<SSEPUSH>): Remove.
7052 (MMXPUSH, push<MMXPUSH>): Remove.
7053 (sse_movaps, sse_movaps_1, sse_movups): Remove.
7054 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
7055 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
7056 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
7057 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
7058 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
7059 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
7060 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
7061 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
7062 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
7063 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
7064 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
7065 (ppro_sse_log_V4SF): Handle sselog1.
7066 * config/i386/predicates.md (const_0_to_1_operand): New.
7067 (const_0_to_255_mul_8_operand): New.
7068 (const_1_to_31_operand): Rename from const_int_1_31_operand.
7069 (const_2_to_3_operand, const_4_to_7_operand): New.
7070 * config/i386/sse.md: New file.
7071 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
7072 (sse_movups): Rename from sse_movups_1.
7073 (sse_loadlss): Rename from sse_loadss_1.
7074 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
7076 (negv4sf2): Use ix86_expand_fp_absneg_operator.
7077 (absv4sf2, negv2df, absv2df): New.
7078 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
7079 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
7080 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
7081 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
7082 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
7083 (sse3_addsubv4sf3): Model correctly.
7084 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
7085 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
7086 (sse_movhlps): Model with vec_select+vec_concat.
7087 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
7088 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
7089 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
7090 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
7091 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
7092 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
7093 sse2_pshufhw_1): Likewise.
7094 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
7095 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
7096 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
7097 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
7098 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
7099 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
7100 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
7101 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
7102 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
7103 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
7104 sminv8hi3): Mark commutative
7105 operands. Use ix86_binary_operator_ok.
7106 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
7107 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
7108 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
7109 sse2_punpcklqdq): Allow operand2 in memory.
7110 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
7111 sse2_movsd): Add memory alternatives.
7112 (sse_storelps): Turn expander into an insn; split after reload.
7113 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
7114 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
7116 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
7118 * configure.ac (DWARF-2 debug_line): Use objdump.
7119 * configure: Regenerate.
7121 2005-01-08 Jeff Law <law@redhat.com>
7122 Diego Novillo <dnovillo@redhat.com>
7124 PR tree-optimization/18241
7125 * tree-nrv.c (tree_nrv): Ignore volatile return values.
7126 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
7127 statements with volatile operands.
7128 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
7129 operands after marking a statement with has_volatile_ops.
7131 2005-01-08 Roger Sayle <roger@eyesopen.com>
7133 * tree.c (int_fits_type_p): Always honor integer constant
7134 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
7136 2005-01-08 Roger Sayle <roger@eyesopen.com>
7138 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
7139 the latent bug in rtl_delete_block has been resolved.
7141 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7143 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
7144 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
7146 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
7148 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
7149 library as @multilib_dir@/$(SHLIB_SONAME).
7151 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7153 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
7154 * configure: Regenerate.
7156 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7158 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
7161 2005-01-07 David Edelsohn <edelsohn@gnu.org>
7164 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7165 Convert non-word aligned offset address using ld/std into
7168 2005-01-07 Richard Henderson <rth@redhat.com>
7170 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
7172 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
7174 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
7176 2005-01-07 Jakub Jelinek <jakub@redhat.com>
7178 PR tree-optimization/19283
7179 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
7180 is not shorter than the original type.
7182 PR rtl-optimization/19012
7183 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
7185 PR rtl-optimization/18861
7186 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
7187 (FULL_STATE): Define.
7188 (mark_tablejump_edge): New function.
7189 (purge_dead_tablejump_edges): New function.
7190 (find_bb_boundaries): Use it.
7192 PR tree-optimization/18828
7193 * builtins.c (expand_builtin_next_arg): Remove argument and all
7194 the argument checking.
7195 (expand_builtin): Adjust caller.
7196 (expand_builtin_va_start): Likewise. Remove error for too many
7198 (fold_builtin_next_arg): Issue error for too many arguments.
7199 After checking arguments, replace them with magic arguments that
7200 prevent further checking of the args.
7202 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7204 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
7206 2005-01-06 Roger Sayle <roger@eyesopen.com>
7209 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
7210 and %{.S:...} (and their negative variants) to test whether the
7211 input file is assembler or pre-processed-assembler independent of
7212 the actual filename extension.
7214 2005-01-06 Roger Sayle <roger@eyesopen.com>
7216 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
7217 of sign or zero extended values.
7219 2005-01-06 Geoffrey Keating <geoffk@apple.com>
7221 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
7222 for IBM long double format correctly.
7224 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
7226 Fix PR tree-optimization/18792
7228 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
7229 to first_loop_depth, and use loop depth instead of loop number.
7230 (build_classic_dir_vector): Ditto.
7231 (compute_data_dependences_for_loop): Use depth, not loop number.
7232 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
7233 number. Pass in loops, instead of loop numbers.
7234 (gather_interchange_stats): Ditto.
7235 (linear_transform_loops): Ditto.
7237 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
7240 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
7241 biv_fits_mode_p, extension_within_bounds_p): New functions.
7242 (check_ext_dependent_givs): Use them.
7244 2005-01-06 Roger Sayle <roger@eyesopen.com>
7246 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
7247 more than one barrier, in which case we should delete them all.
7249 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
7251 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
7253 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
7255 Fix PR middle-end/19286
7257 * dwarf2out.c (gen_subprogram_die): If we've already tried to
7258 output this subprogram, simply ignore this attempt to do it again.
7259 (add_abstract_origin_attribute): Don't abort trying to add the abstract
7260 origin attribute if it's not possible.
7261 (gen_block_die): Don't ignore subblocks of "unused" blocks.
7262 (decls_for_scope): Ditto.
7263 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
7264 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
7266 2005-01-05 Richard Henderson <rth@redhat.com>
7269 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
7270 (bdesc_2arg): Use it.
7271 (ix86_expand_binop_builtin): Force operands into registers
7273 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
7274 ix86_expand_sse_compare, ix86_expand_sse_comi,
7275 ix86_expand_builtin): Likewise.
7277 2005-01-05 Richard Henderson <rth@redhat.com>
7279 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
7281 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
7282 (mulv4hi3): Set itanium_class mmmul.
7283 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
7284 (fpack): Rename from fpack_sfsf.
7286 2005-01-05 Richard Henderson <rth@redhat.com>
7289 * reload1.c (do_input_reload): Restrict the optimization deleteing
7290 a previous output reload to RELOAD_FOR_INPUT.
7292 2005-01-05 Steven Bosscher <stevenb@suse.de>
7294 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
7295 comment that we fall through after case.
7296 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
7297 (distribute_links): Likewise.
7298 * cse.c (cse_insn): Likewise.
7299 * cselib.c (cselib_invalidate_mem): Likewise.
7300 * df.c: Update comments at the top of the file.
7301 (read_modify_subreg_p): Update comments here too.
7302 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
7303 * flow.c (mark_set_1): Likewise.
7304 (mark_used_regs): Likewise.
7305 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7306 (canon_list_insert): Likewise.
7307 (mark_set): Likewise.
7308 (try_replace_reg): Likewise.
7309 (store_killed_in_insn): Likewise.
7310 * loop.c (count_one_set): Likewise.
7311 (basic_induction_var): Likewise.
7312 * postreload-gcse.c (find_mem_conflicts): Likewise.
7313 * postreload.c (reload_combine_note_store): Likewise.
7314 (move2add_note_store): Likewise.
7315 * reload.c (find_equiv_reg): Likewise.
7316 (mark_referenced_resources): Likewise.
7317 * rtlanal.c (set_noop_p): Likewise.
7318 (note_stores): Likewise.
7319 (note_uses): Likewise.
7320 * sched-deps.c (sched_analyze_1): Likewise.
7321 * sched-rgn.c (check_live_1): Likewise.
7322 (update_live_1): Likewise.
7323 * config/i860/i860.c: Likewise.
7325 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
7327 (ZERO_EXTRACT): Mention that this one can be an lvalue.
7329 * doc/rtl.texi: Update documentation for bit-fields and SET.
7331 2005-01-05 Roger Sayle <roger@eyesopen.com>
7333 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
7335 2005-01-05 Jan Hubicka <jh@suse.cz>
7336 Richard Henderson <rth@redhat.com>
7339 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
7342 2005-01-05 Richard Henderson <rth@redhat.com>
7345 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
7346 (sse_shufps): Change operand 3 to const_int_operand.
7347 (sse2_storelps): Fix typo in template.
7348 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
7349 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
7350 (ix86_expand_builtin): Likewise.
7352 2005-01-05 Julian Brown <julian@codesourcery.com>
7354 * config/arm/arm.c (arm_return_in_memory): Treat complex types
7355 as aggregates for AAPCS ABIs.
7357 2005-01-05 Stan Shebs <shebs@apple.com>
7359 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
7360 Mach-O getters if ppc64.
7361 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
7363 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7364 signed four-byte field for global code case.
7365 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
7367 2005-01-05 Roger Sayle <roger@eyesopen.com>
7370 * c-common.c: Include real.h.
7371 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
7372 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
7373 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
7374 * Makefile.in (c-common.o): Update dependencies.
7376 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7378 * c-parse.in (asm_string): Add trailing semicolon.
7380 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7382 * c-parse.in (asm_string): New. Don't allow wide strings in
7384 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
7385 asm_string instead of STRING.
7387 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
7389 * c-typeck.c (constructor_no_implicit): Remove.
7390 (set_designator, process_init_element): Don't check
7391 constructor_no_implicit.
7393 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
7394 Kaz Kojima <kkojima@gcc.gnu.org>
7397 * lcm.c (create_pre_exit): New.
7398 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
7399 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
7401 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7403 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
7404 -msoft-float in target_float_switch.
7405 * arm.c (arm_override_options): Fix processing of target_float_switch.
7407 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
7409 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
7412 2004-01-05 Uros Bizjak <uros@kss-loka.si>
7414 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
7415 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
7417 2005-01-04 Roger Sayle <roger@eyesopen.com>
7419 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
7420 if deleting the then-block allows the test-block to fallthru to the
7423 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
7426 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
7427 after the full declaration if the are in two different TUs.
7429 2005-01-04 Richard Henderson <rth@redhat.com>
7432 * tree-sra.c (generate_one_element_init): Just
7433 call gimplify_and_add.
7434 (generate_element_init): Record the
7435 new referenced variables and mark them for renaming
7436 and split out to ...
7437 (generate_element_init_1): This.
7438 (scalarize_init): Don't call push_gimplify_context/
7439 pop_gimplify_context.
7441 2005-01-04 Geoffrey Keating <geoffk@apple.com>
7443 * toplev.c (get_src_pwd): Handle failure of getpwd().
7445 2005-01-04 Roger Sayle <roger@eyesopen.com>
7447 * fold-const.c (fold_single_bit_test): Delete unreachable handling
7449 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
7450 all the cases handled by it are inverted by invert_truthvalue.
7452 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7454 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
7455 (save_register_windowsi): Likewise.
7457 2005-01-04 Richard Henderson <rth@redhat.com>
7459 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
7461 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7464 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
7465 any simplifications of vector mode comparison operators.
7466 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
7468 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
7469 Devang Patel <dpatel@apple.com>
7471 PR tree-optimization/18308
7472 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
7473 the operands before creating a new expression.
7474 * dojump.c (do_jump): Make drop_through_label available
7475 for all cases. Add expansion of COND_EXPR.
7477 2005-01-04 Ira Rosen <irar@il.ibm.com>
7479 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
7480 INTEGER_CST instead of TREE_CONSTANT.
7481 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7482 instead of TREE_CONSTANT.
7483 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7484 instead of TREE_CONSTANT.
7486 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7488 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7490 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7493 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7494 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7496 2005-01-03 Richard Henderson <rth@redhat.com>
7498 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7499 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7500 fold_convert_const_real_from_real): Split out from ...
7501 (fold_convert_const): ... here.
7503 2005-01-03 Richard Henderson <rth@redhat.com>
7506 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7507 (mov<MMXMODEI>_internal): Likewise.
7508 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7509 Add V2SF case; use it for SSE1; don't use TI.
7510 (movdf_integer): Likewise.
7511 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7513 2005-01-03 Ira Rosen <irar@il.ibm.com>
7515 * tree-vectorizer.c (vect_strip_conversions): New function.
7516 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7517 check for binary class.
7519 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7523 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7525 * gimple-low.c (mark_blocks_with_used_vars): New function.
7526 (mark_blocks_with_used_subblocks): Ditto.
7527 (mark_used_blocks): Ditto.
7528 (pass_mark_used_blocks): New pass.
7529 * tree-inline.c: Include debug.h.
7530 (expand_call_inline): Call outlining_inline_function here.
7531 * tree-optimize.c (init_tree_optimization_passes): Add
7532 pass_mark_used_blocks.
7533 * tree-pass.h (pass_mark_used_blocks): New.
7534 * Makefile.in (tree-inline.o): Add debug.h dependency.
7536 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7538 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7539 VAR_DECLs to have weak_import attribute.
7541 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7544 2004-01-03 Steven Bosscher <stevenb@suse.de>
7546 * passes.c (rest_of_compilation): Don't run regmove if only
7547 flag_expensive_optimizations, require flag_regmove instead.
7549 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7551 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7553 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7554 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7555 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7556 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7558 2005-01-03 Richard Henderson <rth@redhat.com>
7560 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7561 (ia64_const_ok_for_letter_p): New.
7562 (ia64_const_double_ok_for_letter_p): New.
7563 (ia64_extra_constraint): New.
7564 (ia64_expand_vecint_compare): New.
7565 (ia64_expand_vcondu_v2si): New.
7566 (ia64_expand_vecint_cmov): New.
7567 (ia64_expand_vecint_minmax): New.
7568 (ia64_print_operand): Add 'v'.
7569 (ia64_preferred_reload_class): New.
7570 (ia64_vector_mode_supported_p): New.
7571 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7572 (PREFERRED_RELOAD_CLASS): Move to function.
7573 (CONST_OK_FOR_LETTER_P): Move to function.
7574 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7575 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7576 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7577 (EXTRA_CONSTRAINT): Move to function.
7578 * config/ia64/ia64.md: Include vect.md.
7579 (itanium_class): Add mmalua.
7581 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7583 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7584 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7586 (const_int_2bit_operand): New.
7587 (fr_reg_or_0_operand): New.
7588 * config/ia64/ia64-modes.def: Add vector modes.
7589 * config/ia64/ia64-protos.h: Update.
7590 * config/ia64/vect.md: New file.
7592 2005-01-03 Richard Henderson <rth@redhat.com>
7594 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7596 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7599 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7601 (log1pdf2): Change mode of operands[0,1] to DFmode.
7603 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7605 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7606 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7607 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7608 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7609 SPARC_RELAXED_ORDERING.
7611 2005-01-03 Richard Henderson <rth@redhat.com>
7612 Uros Bizjak <uros@kss-loka.si>
7615 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7616 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7617 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7619 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7620 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7621 const_pow2_1_to_128_operand): New predicates.
7623 2005-01-02 Greg McGary <greg@mcgary.org>
7625 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7627 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7628 object. [ptr_type]: Remove unused variable.
7629 Remember nearest addressable array-element or record-component
7630 when checking bitfield components. Tolerate empty BIND_EXPR.
7632 2005-01-01 Richard Henderson <rth@redhat.com>
7634 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7635 that don't narrow the value. Fail for other conversions.
7637 2005-01-01 Richard Henderson <rth@redhat.com>
7640 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7641 * c-lang.c (finish_file): Don't do it here.
7642 * objc/objc-act.c (objc_finish_file): Likewise.
7644 * cgraph.c (decl_assembler_name_equal): New.
7645 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7646 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7647 * cgraph.h (struct cgraph_varpool_node): Add next.
7648 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7649 * varasm.c (assemble_alias): Mark the target as needed.
7651 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7654 * function.c (get_arg_pointer_save_area): Use entry_of_function
7655 instead of get_insns.
7657 2005-01-01 Roger Sayle <roger@eyesopen.com>
7658 Andrew Pinski <pinskia@physics.uc.edu>
7659 James E. Wilson <wilson@specifixinc.com>
7661 PR rtl-optimization/12092
7662 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7665 2005-01-01 Roger Sayle <roger@eyesopen.com>
7666 Olivier Hainque <hainque@act-europe.fr>
7668 * tree.c (int_fits_type_p): A narrower type always fits in a
7669 wider one, except for negative values into unsigned types.
7671 2005-01-01 Roger Sayle <roger@eyesopen.com>
7673 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7674 with the original constant rather than require TREE_OVERFLOW.
7676 2005-01-01 Steven Bosscher <stevenb@suse.de>
7679 * c-decl.c (finish_function): If compiling C99, annotate the
7680 compiler generated return with the current file name and line 0.
7681 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7682 the source line is greater than 0.
7683 (remove_bb): Likewise.
7685 See ChangeLog.12 for earlier changes.