1 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5 (m68k_preferred_reload_class): Likewise.
6 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7 (SECONDARY_RELOAD_CLASS): Define.
8 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
9 (LIMIT_RELOAD_CLASS): Delete.
10 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11 registers from storing bytes.
12 (m68k_secondary_reload_class): New function.
13 (m68k_preferred_reload_class): Likewise.
15 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19 (m68k_expand_prologue): Likewise.
21 2007-03-06 Richard Sandiford <richard@codesourcery.com>
23 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24 (mips_expand_epilogue): Add a bool parameter.
25 (m68k_legitimize_sibcall_address): Declare.
26 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
27 (m68k_expand_epilogue): Add a parameter to select between sibling
28 and normal epilogues. Only generate a return for the latter.
29 (m68k_ok_for_sibcall_p): New function.
30 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
31 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
32 (sibcall_value, *sibcall_value): Likewise.
33 (*call, *call_value): Require !SIBLING_CALL_P.
34 (epilogue): Update call to m68k_expand_epilogue.
35 (sibcall_epilogue): New pattern.
36 * config/m68k/predicates.md (const_call_operand): Say that this
37 predicate applies to sibling calls too.
38 (sibcall_operand): New predicate.
40 2007-03-06 Richard Sandiford <richard@codesourcery.com>
42 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
43 alternatives as movsi_cf.
44 (movsf_cf_hard): Add commentary.
46 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
47 Richard Sandiford <richard@codesourcery.com>
49 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
50 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
51 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
52 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
53 as being live on exit from an interrupt function.
54 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
55 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
56 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
57 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
58 (m68k_interrupt_function_p): Globalize.
59 (m68k_compute_frame_layout): Remove reverse mask code.
60 (m68k_emit_movem, m68k_set_frame_related): New functions.
61 (m68k_output_function_prologue): Delete in favor of...
62 (m68k_expand_prologue): ...this new function.
63 (m68k_output_function_epilogue): Delete in favor of...
64 (m68k_expand_epilogue): ...this new function.
65 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
67 (print_operand): Handle %?.
68 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
69 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
70 (prologue, epilogue): New patterns.
71 (return): Turn into a define_expand.
72 (*return): New pattern, derived from old "return" pattern. Use rte
73 rather than rts for interrupt functions. Only use rtd if the pop
75 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
76 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
77 (link, *link, unlink, *unlink, load_got): Likewise.
79 2007-03-06 Richard Sandiford <richard@codesourcery.com>
83 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
84 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
85 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
86 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
88 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
89 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
90 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
91 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
92 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
93 (REG_STRICT_P): New macro.
94 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
95 PCREL_GENERAL_OPERAND_OK.
96 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
97 m68k_legitimate_base_reg_p.
98 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
99 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
100 (PIC_CASE_VECTOR_ADDRESS): Update comment.
101 * config/m68k/m68k.c (m68k_address): New structure.
102 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
103 (m68k_decompose_index, m68k_legitimate_constant_address_p)
104 (m68k_jump_table_ref_p, m68k_decompose_address)
105 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
106 (m68k_matches_u_p): New functions.
107 (print_operand_address): Rewrite to use m68k_decompose_index.
109 2007/03/05 David Taylor <dtaylor@emc.com>
111 * gcc.c: Correct copyright date in --version output.
113 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
115 * pa.md: In unamed move patterns, disparge copies between general
116 and floating point registers using '?' modifier. Don't include 'f'
117 constraint for register preferences in DImode, SImode, HImode and
118 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
119 Remove constraints for copies between general and floating registers
120 in soft-float DFmode pattern.
121 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
125 2007-03-05 Mike Stump <mrs@apple.com>
127 * c-common.c (targetcm): Add.
128 * c-opts.c (c_common_handle_option): Handle language specific
130 * opts.c (handle_option): Verify language for target options, if
132 * opth-gen.awk: Add CL_LANG_ALL.
133 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
134 (TARGETCM_INITIALIZER): Add.
135 * target.h (struct gcc_targetcm): Add.
137 * targhooks.c (default_handle_c_option): Add.
138 * targhooks.h (default_handle_c_option): Add.
139 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
141 * config/darwin.opt (iframework): Add.
142 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
143 * config/darwin-c.c (handle_c_option): Add.
144 (TARGET_HANDLE_C_OPTION): Add.
146 * doc/invoke.texi (Darwin Options): Add -iframework.
148 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
150 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
153 2007-03-05 Ian Lance Taylor <iant@google.com>
155 * c.opt (fgnu89-inline): New option.
156 * c-opts.c (c_common_post_options): Set default value for
158 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
159 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
161 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
162 (grokdeclarator, start_function): Likewise.
163 * c-cppbuiltin.c (c_cpp_builtins): Define either
164 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
165 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
166 (C Dialect Options): Document -fgnu89-inline.
167 * doc/extend.texi (Function Attributes): Explain what the
168 gnu_inline attribute does.
169 * doc/cpp.texi (Common Predefined Macros): Document
170 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
172 2007-03-05 Ian Lance Taylor <iant@google.com>
174 PR tree-optimization/31034
175 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
176 half-range if the other side is an overflow infinity.
178 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
180 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
181 (bfin*-linux-uclibc*): New configuration.
182 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
184 * config/bfin/linux.h: New file.
185 * config/bfin/libgcc-bfin.ver: New file.
186 * config/bfin/t-bfin-uclinux: New file.
187 * config/bfin/t-bfin-linux: New file.
188 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
189 (TARGET_OS_CPP_BUILTINS): New macro.
191 2007-03-05 Richard Guenther <rguenther@suse.de>
193 * fold-const.c (fold_binary): Remove duplicate folding
194 of comparison of non-null ADDR_EXPR against null.
196 2007-03-05 Richard Guenther <rguenther@suse.de>
197 Dorit Nuzman <dorit@il.ibm.com>
199 PR tree-optimization/26420
200 * tree-vectorizer.c (vectorize_loops): Bail out early if there
201 are no loops in the function. Only print the number of
202 vectorized loops if it is greater than zero or we are supposed
203 to print information about unvectorized loops.
205 2007-03-05 Revital Eres <eres@il.ibm.com>
207 * gcc.dg/var-expand1.c: New test.
208 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
209 when an accumulator is expanded.
211 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
214 * c-common.c (convert_and_check): Don't give warnings for
215 conversion if 'expr' already overflowed.
217 2007-03-04 Roger Sayle <roger@eyesopen.com>
220 * fold-const.c (fold_comparison): Enforce type consistency when
221 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
223 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
225 * tree-ssa-address.c (create_mem_ref): Do not put an expression
226 containing a cast to the base of TARGET_MEM_REF.
228 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
230 * tree.c (tree_contains_struct_check_failed): Remove spurious
231 whitespace from error message.
233 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
236 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
237 instead of precision.
239 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
240 Nathan Sidwell <nathan@codesourcery.com>
242 * emit-rtl.c (find_auto_inc): New.
243 (try_split): recreate REG_INC notes,
244 Use regular for loops rather than whiles.
246 2007-03-03 Andreas Schwab <schwab@suse.de>
248 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
249 * configure: Regenerate.
251 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
253 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
254 flag_rounding_math, not flag_unsafe_math_optimizations.
256 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
258 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
259 alpha_fold_vector_minmax): Likewise.
260 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
261 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
263 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
265 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
266 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
267 if the lhs has side-effects.
268 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
270 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
272 * config/i386/i386.h (TUNEMASK): Remove define.
273 (ARCHMASK): Remove define.
274 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
275 Use ix86_arch_mask variable instead of ARCHMASK.
276 * config/i386/i386.c (override_options): Ditto.
277 (standard_80387_constant_p): Ditto.
279 2007-03-02 Ian Lance Taylor <iant@google.com>
281 Used signed infinities in VRP.
282 * tree-vrp.c (uses_overflow_infinity): New static function.
283 (supports_overflow_infinity): New static function.
284 (make_overflow_infinity): New static function.
285 (negative_overflow_infinity): New static function.
286 (positive_overflow_infinity): New static function.
287 (is_negative_overflow_infinity): New static function.
288 (is_positive_overflow_infinity): New static function.
289 (is_overflow_infinity): New static function.
290 (overflow_infinity_range_p): New static function.
291 (compare_values_warnv): New function split out of compare_values.
292 (compare_value): Call it.
293 (set_value_range_to_nonnegative): Add overflow_infinity
294 parameter. Change caller.
295 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
297 (vrp_expr_computes_nonzero): Likewise.
298 (compare_ranges, compare_range_with_value): Likewise.
299 (compare_name_with_value, compare_names): Likewise.
300 (vrp_evaluate_conditional): Likewise.
301 (set_value_range): Handle infinity
302 (vrp_operand_equal_p, operand_less_p): Likewise.
303 (extract_range_from_assert): Likewise.
304 (vrp_int_const_binop): Likewise.
305 (extract_range_from_binary_expr): Likewise.
306 (extract_range_from_unary_expr): Likewise.
307 (extract_range_from_comparison): Likewise.
308 (extract_range_from_expr): Likewise.
309 (dump_value_range): Likewise.
310 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
311 (test_for_singularity): Likewise.
312 (vrp_int_const_binop): Remove inline qualifier.
313 (adjust_range_with_scev): Add comment.
314 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
316 2007-03-02 Diego Novillo <dnovillo@redhat.com>
318 * tree-ssa-structalias.c (could_have_pointers): Tidy.
319 (get_constraint_for): Likewise.
320 (do_structure_copy): Likewise.
321 (find_func_aliases): Fix references to MODIFY_EXPR.
322 (intra_create_variable_infos): Tidy.
323 * tree-ssa-operands.c (add_virtual_operand): Add argument
325 When adding members of alias sets, if IS_CALL_SITE is true and
326 the symbol is not call-clobbered, skip it.
329 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
331 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
332 entry by means of emit_insn_at_entry.
334 2007-03-02 Richard Henderson <rth@redhat.com>
336 * expr.h (promoted_input_arg): Remove decl.
337 * function.c (promoted_input_arg): Merge into ...
338 * combine.c (setup_incoming_promotions): ... only caller.
339 Rearrange to avoid double loop.
341 2007-03-02 Ben Elliston <bje@au.ibm.com>
342 Peter Bergner <bergner@vnet.ibm.com>
343 Janis Johnson <janis187@us.ibm.com>
345 * config/rs6000/dfp.md: New file.
346 * config/rs6000/rs6000.md: Include dfp.md.
347 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
348 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
349 and TDmode decimal float modes in FP registers.
350 (num_insns_constant): Likewise.
351 (rs6000_legitimate_offset_address_p): Likewise.
352 (rs6000_legitimize_address): Likewise.
353 (rs6000_legitimize_reload_address): Likewise.
354 (rs6000_legitimate_address): Likewise.
355 (rs6000_emit_move): Likewise.
356 (function_arg_boundary): Likewise.
357 (function_arg_advance): Likewise.
358 (rs6000_darwin64_record_arg_recurse): Likewise.
359 (function_arg): Likewise.
360 (rs6000_gimplify_va_arg): Likewise.
361 (rs6000_split_multireg_move): Likewise.
362 (rs6000_output_function_epilogue): Likewise.
363 (rs6000_output_function_epilogue): Likewise.
364 (rs6000_register_move_cost): Likewise.
365 (rs6000_function_value): Likewise.
366 (rs6000_libcall_value): Likewise.
368 2007-03-02 Richard Sandiford <richard@codesourcery.com>
370 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
372 2007-03-02 Richard Sandiford <richard@codesourcery.com>
374 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
375 Use $MULTIDIR to choose between the kernel and RTP headers,
376 and use $WIND_BASE and $WIND_USR to locate them.
378 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
380 * config/i386/i386.c (override_options): Put initialization of
381 ix86_tune_mask and ix86_arch_mask to the correct place.
383 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
384 Michael Meissner <michael.meissner@amd.com>
387 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
389 (TARGET_CMOVE): Use ARCHMASK.
390 (TARGET_CMPXCHG): Ditto.
391 (TARGET_CMPXCHG8B): Ditto.
392 (TARGET_XADD): Ditto.
393 (TARGET_BSWAP): Ditto.
394 * config/i386/i386.c (ix86_tune_mask): New global variable.
395 (ix86_arch_mask): Ditto.
396 (override_options): Initialize ix86_tune_mask and
397 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
400 2007-03-02 Ben Elliston <bje@au.ibm.com>
403 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
405 2007-03-02 Joseph Myers <joseph@codesourcery.com>
407 * target.h (init_dwarf_reg_sizes_extra): New target hook.
408 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
409 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
410 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
412 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
413 rs6000_init_dwarf_reg_sizes_extra): New.
414 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
415 SPE register high parts.
417 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
419 * Makefile.in: Add install-pdf target as
420 copied from automake v1.10 rules.
421 * configure.ac: Add install-pdf to target list.
422 * configure: Regenerate.
424 2007-03-01 Paul Brook <paul@codesourcery.com>
426 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
427 modes to LDRD for DImode.
428 (output_move_double): Fixup out of range ldrd/strd.
429 (vfp_secondary_reload_class): Rename...
430 (coproc_secondary_reload_class): ... to this. Add wb argument.
431 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
432 coproc_secondary_reload_class for CLASS_IWMMXT.
433 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
434 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
436 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
438 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
439 factor by the estimated number of iterations.
440 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
443 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
444 decode_caches_intel, detect_caches_intel): New functions.
445 (host_detect_local_cpu): Use detect_caches_amd and
448 2007-03-01 Richard Henderson <rth@redhat.com>
450 * expr.c (emit_move_complex_push): Export.
451 (emit_move_complex_parts): Split out from ...
452 (emit_move_complex): ... here.
453 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
454 * config/i386/i386.md (movcdi): New.
456 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
458 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
459 size of mode1 to check for tieable modes in MMX case.
461 2007-03-01 Richard Sandiford <richard@codesourcery.com>
463 * Makefile.in (rtlanal.o): Depend on tree.h.
464 * rtl.h (offset_within_section_p, split_const): Declare.
465 * rtlanal.c: Include tree.h.
466 (offset_within_block_p): New function, taken from
467 mips_offset_within_object_p.
468 (split_const): New function, taken from mips_split_const.
469 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
471 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
472 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
473 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
474 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
475 (m68k_illegitimate_symbolic_constant_p): New function.
476 * config/m68k/m68k.md (movsi): Remove misleading predicates.
477 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
478 symbolic constant that might be outside the symbol's section,
479 move the symbol first and then add the offset.
480 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
482 * config/mips/mips.c (mips_split_const): Delete.
483 (mips_offset_within_object_p): Delete.
484 (mips_symbolic_constant_p): Use offset_within_section_p and
485 split_const instead of mips_offset_within_object_p and
487 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
488 (mips_legitimize_const_move, print_operand_reloc)
489 (mips_dangerous_for_la25_p): Use split_const instead of
492 2007-02-28 Eric Christopher <echristo@apple.com>
494 * Makefile.in (install-include-dir): Don't rm -rf include.
496 2007-02-28 Richard Guenther <rguenther@suse.de>
499 * fold-const.c (fold_binary): Do not associate expressions
500 with more than one variable for integer types that do not wrap.
502 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
504 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
505 Delete, and replace with...
506 (fold_builtin_call_array): This. Update callers to use it.
507 * fold-const.c (fold_build_call_list): Delete, and replace with...
508 (fold_build_call_array): This.
509 (fold_build_call_list_initializer): Delete, and replace with...
510 (fold_build_call_array_initializer): This.
511 * tree.h: Update declarations to reflect above changes.
513 * c-typeck.c (build_function_call): Store converted arguments
514 in a stack-allocated array instead of building a list.
515 (convert_arguments): Store arguments in the array passed in as an
516 argument, and return the actual number of arguments.
517 * c-format.c: (check_function_format): Pass arguments in an
518 array instead of a list.
519 * c-common.c (check_function_nonnull): Likewise.
520 (check_function_sentinel): Likewise.
521 (check_function_arguments): Likewise.
522 * c-common.h: Update declarations to reflect above changes.
524 2007-02-28 Jan Hubicka <jh@suse.cz>
526 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
527 PRED_NEGATIVE_RETURN): Update outcomes.
529 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
531 * calls.c (emit_library_call_value_1): Handle partial registers
532 correctly when building up CALL_INSN_FUNCTION_USAGE.
534 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
536 * pa/predicates.md (move_src_operand): Allow zero for mode.
537 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
540 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
544 *movv2df_internal): Enable pattern only for valid operand
546 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
547 tie only 128bit modes. For MMX registers, tie only 64bit modes.
549 2007-02-27 Mike Stump <mrs@apple.com>
551 * config/darwin-crt3.c: Avoid compilation when compiling for a
554 2007-02-27 Joseph Myers <joseph@codesourcery.com>
556 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
558 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
559 for fixed headers and limits.h.
560 (install-include-dir, install-headers-tar, install-headers-cpio,
561 install-headers-cp, real-install-headers-tar,
562 real-install-headers-cpio, real-install-headers-cp): Handle
563 include-fixed as well as include.
564 (install-mkheaders): Don't install files that go only in include
566 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
567 from GCC_INCLUDE_DIR.
568 * gcc.c (process_command): Remove special -BstageN/ handling.
569 (do_spec_1): Add include-fixed directories.
571 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
573 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
575 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
577 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
580 2007-02-27 Mark Mitchell <mark@codesourcery.com>
582 * c-common.c (get_priority): Add check for
583 SUPPORTS_INIT_PRIORITY.
585 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
587 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
589 * config/bfin/bfin.c: Include "cfglayout.h".
590 (MAX_LSETUP_DISTANCE): New macro.
591 (struct loop_info): New members incoming, incoming_src and
592 incoming_dest. Delete member predecessor.
593 (length_for_loop): New function.
594 (bfin_optimize_loop): Handle more different loop structures.
595 (bfin_discover_loop): Rework detection of predecessor blocks by
596 examining incoming edges.
597 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
599 (bfin_reorder_loops): New function.
600 (bfin_reorg_loops): Use these three new functions.
602 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
603 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
604 (CONSTRAINT_LEN): Add entry for 'q'.
605 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
607 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
608 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
610 * config/bfin/bfin.md (add_with_carry): New pattern.
611 (s_or_u, su_optab, su_modifier): New code macros/attrs.
612 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
613 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
614 support unsigned multiplies too. Removed incorrect commutativity from
615 operand 1 constraint where appropriate.
616 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
618 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
619 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
621 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
622 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
623 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
624 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
625 usmulhisi_hh_huh): New patterns.
627 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
628 lshifthi3): Fix output template to use half reg for operand 2.
630 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
633 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
635 2007-02-27 Andreas Schwab <schwab@suse.de>
637 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
639 2007-02-27 Jan Hubicka <jh@suse.cz>
641 * predict.c (last_basic_block_p): Remove.
642 (tree_estimate_probability): Update return heuristic for commonized
645 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
647 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
649 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
651 * doc/include/gcc-common.texi (versionsubtitle): New macro.
652 * doc/cpp.texi: Standardize title page.
653 * doc/cppinternals.texi: Likewise.
654 * doc/gcc.texi: Standardize title page, remove version number
656 * doc/gccint.texi: Likewise.
657 * doc/install.texi: Standardize title page, add table of
660 2007-02-26 Jan Hubicka <jh@suse.cz>
662 * predict.def: Set outcomes according to more recent results.
663 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
664 Remove dead predictors.
665 * predict.c (return_prediction): Fix pasto.
667 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
669 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
670 change; avoid a memory leak when returning early.
672 2007-02-26 Mark Mitchell <mark@codesourcery.com>
674 * c-decl.c (static_ctors): Move to c-common.c.
675 (static_dtors): Likewise.
676 (finish_function): Use c_record_cdtor_fn.
677 (build_cdtor): Move to c-common.c.
678 (c_write_global_declarations): Use c_build_cdtor_fns.
679 * c-common.h (static_ctors): Declare.
680 (static_dtors): Likewise.
681 (c_record_cdtor_fn): Likewise.
682 (c_build_cdtor_fns): Likewise.
683 * c-common.c (static_ctors): New variable.
684 (static_dtors): Likewise.
685 (c_record_cdtor_fn): New function.
686 (build_cdtor): Move from c-decl.c
687 (c_build_cdtor_fns): New function.
689 * output.h (assemble_addr_to_section): Declare.
690 (get_cdtor_priority_section): Likewise.
691 * varasm.c (assemble_addr_to_section): New function.
692 (get_cdtor_priority_section): Likewise.
693 (default_named_section_asm_out_destructor): Use them.
694 (destor_dtor_section_asm_out_destructor): Likewise.
695 (default_named_section_asm_out_constructor): Likewise.
696 (default_ctor_section_asm_out_constructor): Likewise.
697 * config.gcc (*-*-vxworks*): Include vxworks.o.
698 * config/t-vxworks (vxworks.o): New target.
699 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
700 (TARGET_ASM_CONSTRUCTOR): Define.
701 (TARGET_ASM_DESTRUCTOR): Likewise.
702 (vxworks_asm_out_constructor): Declare.
703 (vxworks_asm_out_destructor): Likewise.
705 * c-common.c (get_priority): Check that we have not just an
706 INTEGER_CST, but an integer constant with integeral type.
708 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
710 PR tree-optimization/30938
711 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
712 use &dt[nargs-1] instead of &dt[nargs] in the call to
713 vect_is_simple_use().
715 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
717 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
718 from register elimination as PRE_MODIFY / POST_MODIFY increments.
719 Do not attempt to handle MEM inside auto-inc expressions.
720 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
721 of a register modified by an auto-inc expression. However, do handle
722 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
723 (elimination_effects): Prohibit elimination of a register modified
724 by an auto-inc expression. Disable register elimination rules whose
725 target register is modified by an auto-inc expression with variable
728 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
730 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
732 (array_at_struct_end_p): New function.
733 (idx_infer_loop_bounds): Use it.
734 (estimate_numbers_of_iterations_loop): Export.
735 * predict.c (predict_loops): Use estimated_loop_iterations_int.
736 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
737 (tree_estimate_probability): Call record_loop_exits.
738 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
739 (estimated_loop_iterations, estimated_loop_iterations_int,
740 estimated_loop_iterations_tree): New functions.
741 (analyze_siv_subscript_cst_affine,
742 compute_overlap_steps_for_affine_1_2,
743 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
744 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
745 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
746 (PRED_LOOP_ITERATIONS_GUESSED): New.
747 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
748 * cfgloop.h (estimate_numbers_of_iterations_loop,
749 estimated_loop_iterations_int): Declare.
751 2007-02-25 Mark Mitchell <mark@codesourcery.com>
753 * doc/extend.texi: Document optional priority argument to
754 constructors and destructors.
755 * tree.c (init_priority_for_decl): Adjust GTY markers.
756 (init_ttree): Use priority-info hash functions for
757 init_priority_for_decl.
758 (tree_map_eq): Rename to ...
759 (tree_map_base_eq): ... this.
760 (tree_map_marked_p): Rename to ...
761 (tree_map_base_marked_p): ... this.
762 (tree_map_base_hash): New function.
763 (decl_init_priority_lookup): Rework.
764 (decl_fini_priority_lookup): New function.
765 (decl_priority_info): New function.
766 (decl_init_priority_insert): Use it.
767 (decl_fini_priority_insert): Likewise.
768 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
770 (decl_restrict_base_insert): Likewise.
771 (decl_debug_expr_insert): Likewise.
772 (decl_value_expr_lookup): Likewise.
773 (decl_value_expr_insert): Likewise.
774 * tree.h (priority_type): New type.
775 (decl_init_priority_lookup): Use priority_type.
776 (decl_fini_priority_lookup): New function.
777 (decl_init_priority_insert): Use priority_type.
778 (decl_fini_priority_insert): New function.
779 (DECL_HAS_INIT_PRIORITY): Tweak comments.
780 (DECL_INIT_PRIORITY): Likewise.
781 (SET_DECL_INIT_PRIORITY): Add comment.
782 (DECL_FINI_PRIORITY): New macro.
783 (SET_DECL_FINI_PRIORITY): Likewise.
784 (DEFAULT_INIT_PRIORITY): Document.
785 (MAX_INIT_PRIORITY): Likewise.
786 (MAX_RESERVED_INIT_PRIORITY): Likewise.
787 (tree_map_base): New type.
788 (tree_map_base_eq): New function.
789 (tree_map_base_hash): Likewise.
790 (tree_map_base_marked_p): Likewise.
791 (tree_map): Inherit from tree_map_base.
792 (tree_map_eq): Make it a macro.
793 (tree_map_marked_p): Likewise.
794 (tree_int_map): Inherit from tree_map_base.
795 (tree_int_map_eq): Make it a macro.
796 (tree_int_map_hash): Likewise.
797 (tree_int_map_marked_p): Likewise.
798 (tree_priority_map): New type.
799 (tree_priority_map_eq): New macro.
800 (tree_priority_map_hash): Likewise.
801 (tree_priority_map_marked_p): Likewise.
802 * varasm.c (emults_decl): Adjust for refactoring of tree_map
804 (emutls_common_1): Likewise.
805 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
806 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
807 of tree_map hierarchy.
808 * tree-cfg.c (move_stmt_r): Likewise.
809 (new_label_mapper): Likewise.
810 * c-tree.h (c_expand_body): Move to ...
811 * c-common.h (c_expand_body): ... here.
812 * c-decl.c (c_expand_body): Move to ...
813 * c-common.c (c_expand_body): ... here.
814 (c_common_attribute_table): Allow 1 argument for the constructor
815 and destructor attributes.
816 (get_priority): New function.
817 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
818 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
820 2007-02-24 Jan Hubicka <jh@suse.cz>
823 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
825 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
826 Jan Hubicka <jh@suse.cz>
829 * i386.c (counter_mode): New function.
830 (expand_set_or_movmem_via_loop): Use it.
831 (expand_movmem_epilogue): Likewise; fix pasto.
832 (ix86_expand_movmem): Do emit guard even for constant counts.
833 (ix86_expand_setmem): Likewise.
835 2007-02-25 Nick Clifton <nickc@redhat.com>
837 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
838 (JUMP_TABLES_IN_TEXT_SECTION): Define.
840 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
843 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
844 count argument with 0x10, not with 0x16.
845 (expand_setmem_epilogue): Ditto.
847 2007-02-24 Mike Stump <mrs@apple.com>
849 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
852 2007-02-24 Richard Guenther <rguenther@suse.de>
855 * fold-const.c (fold_binary): Fold x +- CST op x for
858 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
860 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
862 2007-02-24 Jan Hubicka <jh@suse.cz>
864 * cgraphunit.c (decide_is_function_needed): Honor
865 -fkeep-inline-functions.
867 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
869 * builtins.c (fold_builtin_modf): New.
870 (fold_builtin_2): Use it.
872 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
874 * loop-iv.c (implies_p): Detect additional cases where A implies B.
875 (determine_max_iter): Take additional LOOP arg; all callers changed.
876 Lose broken logic dealing with PLUS. Try to limit the upper bound by
877 one using simplifications.
878 (simplify_using_initial_values): Return if the expression becomes
879 invalid due to altered regs.
881 2007-02-23 DJ Delorie <dj@redhat.com>
883 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
885 2007-02-23 Mike Stump <mrs@apple.com>
887 * tlink.c (scan_linker_output): Parse linker messages from
888 darwin9's linker better.
890 2007-02-23 Steve Ellcey <sje@cup.hp.com>
893 * varpool.c (varpool_assemble_pending_decls): Set
894 varpool_last_needed_node to null.
896 2007-02-23 DJ Delorie <dj@redhat.com>
898 * config/i386/i386.c (ix86_data_alignment): Don't specify an
899 alignment bigger than the object file can handle.
901 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
904 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
905 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
906 (*movsf_1): Penalize MMX moves.
908 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
910 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
911 2^32-1 or more times unless flag_unsafe_loop_optimizations.
913 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
915 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
917 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
918 (fold_builtin_1): Use them.
919 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
920 BUILT_IN_SIGNIFICAND.
922 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
924 * config/i386/i386.c (bdesc_1arg): Initialize
925 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
926 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
927 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
928 and IX86_BUILTIN_MOVSLDUP.
930 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
932 PR rtl-optimization/30841
933 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
935 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
937 * builtins.c (fold_builtin_frexp): New.
938 (fold_builtin_2): Use it.
940 2007-02-22 Mark Mitchell <mark@codesourcery.com>
942 * doc/invoke.texi (Spec Files): Document getenv spec function.
944 * gcc.c (getenv_spec_function): New function.
945 (static_spec_functions): Add it.
946 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
947 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
950 2007-02-22 Michael Matz <matz@suse.de
953 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
954 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
956 2007-02-22 Ian Lance Taylor <iant@google.com>
959 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
960 (mem_loc_descriptor): Call it.
962 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
963 Ira Rosen <irar@il.ibm.com>
965 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
967 2007-02-22 Ira Rosen <irar@il.ibm.com>
969 PR tree-optimization/30843
970 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
971 stores only after all the group is vectorized.
973 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
975 PR tree-optimization/30858
976 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
977 in the reduction cycle have a single use in the loop.
978 * tree-vectorizer.h (relevant): Add documentation.
980 2007-02-20 Mike Stump <mrs@apple.com>
982 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
983 * configure: Regenerate.
985 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
987 Change the defaults of some parameters and options.
988 * config/spu/spu-protos.h (spu_optimization_options): Declare.
989 * config/spu/spu.c (spu_optimization_options): Add.
990 (spu_override_options): Change params in spu_optimization_options.
991 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
993 Register 127 is only 16 byte aligned when used as a frame pointer.
994 * config/spu/spu-protos.h (spu_init_expanders): Declare.
995 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
996 HARD_FRAME_POINTER_REGNUM.
997 (spu_legitimate_address): Use regno_aligned_for_reload.
998 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
999 aligned when frame_pointer_needed is true.
1000 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1002 * config/spu/spu.h (INIT_EXPANDERS): Define.
1004 Make sure shift and rotate instructions have valid immediate operands.
1005 * config/spu/predicates.md (spu_shift_operand): Remove.
1006 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1007 * config/spu/constraints.md (W, O): Extend range.
1008 * config/spu/spu.md (umask, nmask): Define.
1009 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1010 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1011 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1012 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1013 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1014 (lshr<mode>3_reg): Fix rtl description.
1016 Make sure mulhisi immediate operands are valid.
1017 * config/spu/predicates.md (imm_K_operand): Add.
1018 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1020 Generate constants using fsmbi and andi.
1021 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1022 (print_operand, spu_split_immediate, classify_immediate,
1023 fsmbi_const_p): Handle IC_FSMBI2.
1025 Correctly handle a CONST_VECTOR containing symbols.
1026 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1027 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1028 (immediate_load_p): Allow symbols that use 2 instructions to create.
1029 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1030 with symbols when flag_pic is set.
1031 (const_vector_immediate_p): New.
1032 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1033 accept a CONST_VECTOR with symbols.
1034 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1035 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1037 * config/spu/spu.md (high, low): Delete.
1038 (low_<mode>): Define.
1040 Remove INTRmode and INTR_REGNUM, which didn't work.
1041 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1043 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1044 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1045 peephole2 pattern): Don't use INTR or 131.
1046 (movintrcc): Delete.
1047 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1048 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1049 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1050 (UNSPEC_SET_INTR): Add.
1051 * config/spu/spu-modes.def (INTR): Remove.
1053 More accurate warnings about run-time relocations.
1054 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1056 Correctly warn about immediate arguments to specific intrinsics.
1057 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1058 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1059 the instruction predicate.
1061 Fix tree check errors with latest update.
1062 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1064 (spu_expand_builtin): Use CALL_EXPR_FN.
1066 Add missing specific intrinsics.
1067 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1069 * config/spu/spu_internals.h: Ditto.
1071 Fix incorrect operand modifiers.
1072 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1073 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1075 Optimize one case of zero_extend of a vec_select.
1076 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1078 Accept any immediate for hbr.
1079 * config/spu/spu.md (hbr): Change s constraints to i.
1081 2007-02-21 Paul Brook <paul@codesourcery.com>
1083 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1084 condexec_count when skipping USE and CLOBBER.
1086 2007-02-21 Nick Clifton <nickc@redhat.com>
1088 * common.opt (Warray-bounds): Add Warning attribute.
1089 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1091 (fsized-zeroes): Add Optimization attribute.
1092 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1093 * c.opt (Wc++0x-compat): Add Warning attribute.
1095 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1098 * reload1.c (eliminate_regs_in_insn): In the single_set special
1099 case, attempt to re-recognize the insn before falling back to
1100 having reload fix it up.
1102 2007-02-20 Eric Christopher <echristo@gmail.com>
1104 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1105 Rewrite accordingly.
1106 (frv_read_iacc_argument): Ditto.
1107 (frv_expand_set_builtin): Take a call instead of arglist, update for
1109 (frv_expand_unop_builtin): Ditto.
1110 (frv_expand_binop_builtin): Ditto.
1111 (frv_expand_cut_builtin): Ditto.
1112 (frv_expand_binopimm_builtin): Ditto.
1113 (frv_expand_voidbinop_builtin): Ditto.
1114 (frv_expand_int_void2arg): Ditto.
1115 (frv_expand_prefetches): Ditto.
1116 (frv_expand_voidtriop_builtin): Ditto.
1117 (frv_expand_voidaccop_builtin): Ditto.
1118 (frv_expand_load_builtin): Ditto.
1119 (frv_expand_store_builtin): Ditto.
1120 (frv_expand_mdpackh_builtin): Ditto.
1121 (frv_expand_mclracc_builtin): Ditto.
1122 (frv_expand_mrdacc_builtin): Ditto.
1123 (frv_expand_mwtacc_builtin): Ditto.
1124 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1127 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1129 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1130 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1132 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1134 * configure: Regenerate.
1135 * config.in: Regenerate.
1136 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1137 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1138 masks to power6 and power6x and to POWERPC_MASKS.
1139 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1141 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1142 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1143 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1144 Access PROTOTYPE as variable, not mask.
1146 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1148 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1149 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1150 * combine.c (adjust_for_new_dest): Use it.
1151 * postreload.c (reload_combine): Likewise.
1153 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1155 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
1156 notes on an insn with multiple sets, even if single_set returns
1157 non-NULL for that insn.
1159 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1161 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
1164 2007-02-20 Geoffrey Keating <geoffk@apple.com>
1166 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
1167 if user didn't pass it.
1168 * config/i386/darwin.h (CC1_SPEC): Likewise.
1169 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
1170 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
1171 -mmacosx-version-min.
1173 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1174 Uros Bizjak <ubizjak@gmail.com>
1176 * optabs.h (enum optab_index): Add new OTI_scalb.
1177 (scalb_optab): Define corresponding macro.
1178 * optabs.c (init_optabs): Initialize scalb_optab.
1179 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
1181 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
1182 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
1183 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
1184 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
1185 flag_unsafe_math_optimizations is set.
1187 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
1188 to implement scalbf, scalb and scalbl built-ins as inline x87
1191 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1192 DJ Delorie <dj@redhat.com>
1195 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
1196 (diagnostic_report_diagnostic): ... here, and turn them into real
1197 errors. If warnings are inhibited, no need to do anything.
1199 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
1201 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
1202 better code generation.
1204 2007-02-20 Ben Elliston <bje@au.ibm.com>
1206 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
1208 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
1210 * config/alpha/alpha.c, config/alpha/alpha.md,
1211 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
1212 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
1213 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
1214 config/arm/lib1funcs.asm: Follow spelling conventions.
1216 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
1217 config/fr30/fr30.md, config/i386/i386.h,
1218 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1219 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
1220 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
1221 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
1222 config/rs6000/altivec.md, config/rs6000/rs6000.c,
1223 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
1224 config/sparc/sparc.c, config/sparc/sparc.h,
1225 config/sparc/sparc.md, config/spu/constraints.md,
1226 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
1229 2007-02-20 Alan Modra <amodra@bigpond.net.au>
1232 * varasm.c (use_blocks_for_decl_p): Return false for decls with
1235 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1237 * doc/invoke.texi (-ftree-lrs): Remove.
1239 2007-02-19 Diego Novillo <dnovillo@redhat.com>
1241 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
1244 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
1246 * config/ia64/ia64.c (ia64_expand_builtin): Use the
1247 new CALL_EXPR_FN macro for retrieving the function
1248 declaration of the input expression.
1250 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1252 * c.opt (Waddress): New.
1253 * common.opt (Walways-true): Delete.
1254 (Wstring-literal-comparison): Delete.
1255 * doc/invoke.texi (Warning Options): Delete -Walways-true and
1256 -Wstring-literal-comparison. Add -Waddress.
1258 (Walways-true): Delete.
1259 (Wstring-literal-comparison): Delete.
1260 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
1261 consistently instead of -Walways-true in example.
1262 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
1263 * c-typeck.c (parser_build_binary_op): Replace
1264 -Wstring-literal-comparison and -Walways-true with -Waddress.
1265 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
1268 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1270 * tree-cfg.c (dump_function_to_file): Be prepared for functions
1271 without DECL_STRUCT_FUNCTION initialized.
1273 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1275 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
1276 due to calls to functions taking pointers as parameters.
1278 2007-02-19 Richard Henderson <rth@redhat.com>
1281 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
1284 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
1286 * config/s390/s390.c (s390_call_saved_register_used,
1287 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
1288 accessed to the new scheme.
1290 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1292 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
1293 (cris_print_index, cris_print_operand, cris_print_operand_address)
1294 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
1295 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
1296 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
1298 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
1299 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
1300 GO_IF_LEGITIMATE_ADDRESS): Ditto.
1301 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
1302 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
1303 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
1304 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
1305 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
1306 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
1307 (uminsi3, call, call_value): Ditto.
1308 (define_split: indir_to_reg_split, unnamed): Ditto.
1310 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
1312 PR tree-optimization/30975
1313 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
1316 2007-02-18 Eric Christopher <echristo@gmail.com>
1318 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
1319 Remove use of arglist.
1320 (mips_expand_builtin): Remove use of arglist, pass in expr.
1321 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
1322 (mips_expand_builtin_movtf): Ditto.
1323 (mips_expand_builtin_compare): Ditto.
1325 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1327 * tree-sra.c (sra_build_assignment): Replace assertion
1328 checking with a comment explaining why it can't be done.
1330 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1333 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
1334 during CALL_EXPR representation conversion.
1335 * tree-ssa-propagate.c (set_rhs): Likewise.
1337 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1339 * tree-sra.c (sra_build_assignment): Disable assertion checking
1342 2007-02-18 Roger Sayle <roger@eyesopen.com>
1344 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
1345 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1346 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
1348 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
1349 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
1350 gimplify_init_ctor_eval_range, gimple_push_cleanup,
1351 gimplify_omp_for, gimplify_omp_atomic_pipeline,
1352 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
1353 force_gimple_operand): Likewise.
1354 * ipa-cp.c (constant_val_insert): Likewise.
1355 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
1356 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
1357 perfect_nestify): Likewise.
1358 * langhooks.c (lhd_omp_assignment): Likewise.
1359 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
1360 lower_copyprivate_clauses, lower_send_clauses,
1361 lower_send_shared_vars, expand_parallel_call,
1362 expand_omp_for_generic, expand_omp_for_static_nochunk,
1363 expand_omp_for_static_chunk, expand_omp_sections,
1364 lower_omp_single_copy, lower_omp_for_lastprivate,
1365 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
1366 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1367 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
1370 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1372 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
1373 config/sh/sh.md: Follow spelling conventions.
1375 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
1376 config/frv/predicates.md: Follow spelling conventions.
1378 * config/m68k/linux-unwind.h: Fix a comment typo.
1379 * target.h: Follow spelling conventions.
1381 2007-02-18 Roger Sayle <roger@eyesopen.com>
1383 PR rtl-optimization/28173
1384 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
1385 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
1386 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
1387 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
1388 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
1390 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1392 * builtins.c (fold_builtin_load_exponent): New.
1393 (fold_builtin_2): Use it.
1395 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
1397 PR rtl-optimization/30773
1398 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
1399 if we fail to attach a REG_EQUIV note.
1401 2007-02-18 David Edelsohn <edelsohn@gnu.org>
1402 Roger Sayle <roger@eyesopen.com>
1404 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
1406 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1408 * calls.c (initialize_argument_information): Pass original EXP
1409 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
1410 code to split complex arguments here, as part of initializing the
1412 (expand_call): Remove code that builds a list of arguments and
1413 inserts implicit arguments into it. Instead, just count how many
1414 implicit arguments there will be so we can determine the size of
1415 the ARGS array, and let initialize_argument_information do the work.
1416 (split_complex_values): Delete unused function.
1418 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1420 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
1422 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1424 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
1425 for arg pointer based indexed addressing.
1427 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1429 * config/ia64/ia64.h, config/ia64/ia64.md,
1430 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
1431 spelling conventions.
1433 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1435 * config/m68k/m68k.c (split_di): New.
1436 * config/m68k/m68k-protos.h: Declare split_di.
1437 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
1438 Improve predicate handling and split constant shifts.
1440 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1442 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
1443 parameter for register bitfield operations, general predicates
1446 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1448 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
1449 * config/m68k/linux-unwind.h: New file.
1451 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1453 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
1454 config/i386/athlon.md, config/ia64/ia64.md,
1455 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
1456 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
1457 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
1458 tree-ssa-loop-niter.c, tree-vect-analyze.c,
1459 tree-vect-transform.c: Fix comment typos.
1461 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
1463 * sched-deps.c (find_insn_list): Remove.
1464 * sched-int.h: Remove the prototype for find_insn_list.
1466 2007-02-16 Geoffrey Keating <geoffk@apple.com>
1468 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
1470 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
1471 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
1472 darwin_rs6000_override_options.
1473 (C_COMMON_OVERRIDE_OPTIONS): Expect
1474 darwin_macosx_version_min to be non-NULL always.
1475 (TARGET_C99_FUNCTIONS): Likewise.
1476 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
1477 (DARWIN_MINVERSION_SPEC): New.
1478 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
1479 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
1481 (DARWIN_MINVERSION_SPEC): New.
1482 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
1484 * config/darwin-c.c (darwin_cpp_builtins): Expect
1485 darwin_macosx_version_min to be non-NULL always.
1487 * config/rs6000/rs6000.c: Clean up trailing whitespace.
1489 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
1491 * config/i386/i386.h (x86_use_xchgb): New.
1492 (TARGET_USE_XCHGB): New macro.
1493 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
1494 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1495 Split after reload into bswaphi for shifts of 8.
1496 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1497 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1498 or when optimizing for size.
1500 2007-02-16 Richard Guenther <rguenther@suse.de>
1501 Christian Bruel <christian.bruel@st.com>
1503 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1504 DECLs but prefer SSA_NAMEs over DECLs.
1506 2007-02-16 Richard Guenther <rguenther@suse.de>
1508 * tree-flow-inline.h (single_imm_use_p): Remove.
1509 (zero_imm_uses_p): Likewise.
1510 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1511 instead of single_imm_use_p.
1512 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1515 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1518 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1519 nested double- and backquotes.
1521 2007-02-15 Roger Sayle <roger@eyesopen.com>
1524 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1525 should be unreachable.
1526 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1527 For the time being redirect GIMPLE_MODIFY_STMT to the new
1528 (renamed) build_gimple_modify_stmt_stat.
1529 (build2_gimple_stat): Rename to...
1530 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1531 Always build a GIMPLE_MODIFY_STMT node.
1532 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1533 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1536 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1537 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1538 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1539 expand_complex_div_wide): Likewise.
1540 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1541 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1542 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1543 * tree-ssa-loop-manip.c (create_iv): Likewise.
1544 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1545 abs_replacement): Likewise.
1546 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1547 realify_fake_stores): Likewise.
1549 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1550 node rather than a GIMPLE_MODIFY_STMT node.
1551 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1552 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1554 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1555 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1558 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1561 * fold-const.c (fold_comparison): Add back the
1562 folding of constant complex comparisions.
1564 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1567 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1568 effects unknown to this function, return early.
1570 2007-02-15 Ian Lance Taylor <iant@google.com>
1572 * lower-subreg.c (move_eh_region_note): New static function.
1573 (resolve_simple_move): Call it.
1574 (decompose_multiword_subregs): Track blocks for which we resolve a
1575 simple move which is also a control flow insn. Pass them to
1576 find_many_sub_basic_blocks.
1577 (pass_lower_subreg): Add TODO_verify_flow.
1578 (pass_lower_subreg2): Likewise.
1580 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1581 Brooks Moses <brooks.moses@codesourcery.com>
1582 Lee Millward <lee.millward@codesourcery.com>
1584 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1585 (VL_EXP_CLASS_P): New.
1586 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1588 (TREE_OPERAND_CHECK_CODE): Likewise.
1589 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1590 (TREE_RTL_OPERAND_CHECK): Likewise.
1591 (tree_operand_check_failed): Make second parameter the whole tree
1592 instead of its code. Fixed callers.
1593 (VL_EXP_CHECK): New.
1594 (TREE_OPERAND_LENGTH): New.
1595 (VL_EXP_OPERAND_LENGTH): New.
1596 (CALL_EXPR_FN): New.
1597 (CALL_EXPR_STATIC_CHAIN): New.
1598 (CALL_EXPR_ARGS): New.
1599 (CALL_EXPR_ARG): New.
1600 (call_expr_nargs): New.
1601 (CALL_EXPR_ARGP): New.
1602 (build_nt_call_list): Declare.
1603 (build_vl_exp_stat): Declare.
1604 (build_vl_exp): New.
1605 (build_call_list): Declare.
1606 (build_call_nary): Declare.
1607 (build_call_valist): Declare.
1608 (build_call_array): Declare.
1609 (call_expr_arg): Declare.
1610 (call_expr_argp): Declare.
1611 (call_expr_arglist): Declare.
1612 (fold_build_call_list): Declare.
1613 (fold_build_call_list_initializer): Declare.
1614 (fold_call_expr): Declare to replace fold_builtin.
1615 (fold_builtin_fputs): Update to agree with modified definition.
1616 (fold_builtin_strcpy): Likewise.
1617 (fold_builtin_strncpy): Likewise.
1618 (fold_builtin_memory_chk): Likewise.
1619 (fold_builtin_stxcpy_chk): Likewise.
1620 (fold_builtin_strncpy_chk): Likewise.
1621 (fold_builtin_next_arg): Likewise.
1622 (fold_build_call_expr): Declare.
1623 (fold_builtin_call_list): Declare.
1624 (fold_builtin_call_valist): Declare.
1625 (build_call_expr): Declare.
1626 (validate_arglist): Update to agree with modified definition.
1627 (tree_operand_length): New.
1628 (call_expr_arg_iterator): New.
1629 (init_call_expr_arg_iterator): New.
1630 (next_call_expr_arg): New.
1631 (first_call_expr_arg): New.
1632 (more_call_expr_args_p): New.
1633 (FOR_EACH_CALL_EXPR_ARG): New.
1635 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1636 and tcc_gimple_stmt.
1637 (tree_code_size): Update documentation. Use sizeof (tree) rather
1638 than sizeof (char *).
1639 (tree_size): Likewise. Add case for tcc_vl_exp.
1640 (tree_node_structure): Add case for tcc_vl_exp.
1641 (contains_placeholder_p): Likewise.
1642 (substitute_in_expr): Likewise.
1643 (substitute_placeholder_in_expr): Likewise.
1644 (stabilize_reference_1): Likewise.
1645 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1646 to diagnose breakage of this interface for constructing CALL_EXPRs.
1647 (build_nt): Add similar assertion here.
1648 (build_nt_call_list): New.
1649 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1650 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1652 (get_callee_fndecl): Use new CALL_EXPR accessors.
1653 (tree_operand_check_failed): Change parameters to pass entire node
1654 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1655 (process_call_operands): New.
1656 (build_vl_exp_stat): New.
1657 (build_call_list): New.
1658 (build_call_nary): New.
1659 (build_call_valist): New.
1660 (build_call_array): New.
1661 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1662 (call_expr_arglist): New.
1664 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1665 tcc_vl_exp instead of a fixed-size tcc_expression.
1667 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1668 accessors for CALL_EXPRs.
1669 (AGGR_INIT_EXPR): Likewise.
1671 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1672 Brooks Moses <brooks.moses@codesourcery.com>
1673 Lee Millward <lee.millward@codesourcery.com>
1675 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1676 (expand_builtin_nonlocal_goto): Change parameter to be entire
1677 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1678 (expand_builtin_prefetch): Likewise.
1679 (expand_builtin_classify_type): Likewise.
1680 (mathfn_built_in): Return NULL_TREE instead of 0.
1681 (expand_errno_check): Use new CALL_EXPR accessors.
1682 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1683 Return NULL_RTX instead of 0.
1684 (expand_builtin_mathfn_2): Likewise.
1685 (expand_builtin_mathfn_3): Likewise.
1686 (expand_builtin_interclass_mathfn): Likewise.
1687 (expand_builtin_sincos): Likewise.
1688 (expand_builtin_cexpi): Likewise.
1689 (expand_builtin_int_roundingfn): Likewise.
1690 (expand_builtin_int_roundingfn_2): Likewise.
1691 (expand_builtin_pow): Likewise.
1692 (expand_builtin_powi): Likewise.
1693 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1694 of arglist, fixing callers appropriately. Use new CALL_EXPR
1695 accessors and constructors. Return NULL_RTX instead of 0.
1696 (expand_builtin_strstr): Likewise.
1697 (expand_builtin_strchr): Likewise.
1698 (expand_builtin_strrchr): Likewise.
1699 (expand_builtin_strpbrk): Likewise.
1700 (expand_builtin_memcpy): Likewise.
1701 (expand_builtin_mempcpy): Likewise.
1702 (expand_builtin_mempcpy_args): New.
1703 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1704 (expand_builtin_memmove_args): New.
1705 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1706 (expand_movstr): Likewise.
1707 (expand_builtin_strcpy): Likewise.
1708 (expand_builtin_strcpy_args): New.
1709 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1710 (expand_builtin_strncpy): Likewise.
1711 (expand_builtin_memset): Likewise.
1712 (expand_builtin_memset_args): New.
1713 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1714 (expand_builtin_memcmp): Likewise.
1715 (expand_builtin_strcmp): Likewise.
1716 (expand_builtin_strncmp): Likewise.
1717 (expand_builtin_strcat): Likewise.
1718 (expand_builtin_strncat): Likewise.
1719 (expand_builtin_strspn): Likewise.
1720 (expand_builtin_strcspn): Likewise.
1721 (expand_builtin_args_info): Likewise.
1722 (expand_builtin_va_start): Likewise.
1723 (gimplify_va_arg_expr): Likewise.
1724 (expand_builtin_va_end): Likewise.
1725 (expand_builtin_va_copy): Likewise.
1726 (expand_builtin_frame_address): Likewise.
1727 (expand_builtin_alloca): Likewise.
1728 (expand_builtin_bswap): Likewise.
1729 (expand_builtin_unop): Likewise.
1730 (expand_builtin_fputs): Likewise.
1731 (expand_builtin_expect): Likewise.
1732 (expand_builtin_fabs): Likewise.
1733 (expand_builtin_copysign): Likewise.
1734 (expand_builtin_printf): Likewise.
1735 (expand_builtin_fprintf): Likewise.
1736 (expand_builtin_sprintf): Likewise.
1737 (expand_builtin_init_trampoline): Likewise.
1738 (expand_builtin_signbit): Likewise.
1739 (expand_builtin_fork_or_exec): Likewise.
1740 (expand_builtin_sync_operation): Likewise.
1741 (expand_builtin_compare_and_swap): Likewise.
1742 (expand_builtin_lock_test_and_set): Likewise.
1743 (expand_builtin_lock_release): Likewise.
1744 (expand_builtin): Likewise.
1745 (builtin_mathfn_code): Likewise.
1747 (fold_builtin_constant_p): Pass call arguments individually instead
1748 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1749 accessors and constructors. Return NULL_TREE instead of 0.
1750 (fold_builtin_expect): Likewise.
1751 (fold_builtin_classify_type): Likewise.
1752 (fold_builtin_strlen): Likewise.
1753 (fold_builtin_nan): Likewise.
1754 (integer_valued_real_p): Likewise.
1755 (fold_trunc_transparent_mathfn): Likewise.
1756 (fold_fixed_mathfn): Likewise.
1757 (fold_builtin_cabs): Likewise.
1758 (fold_builtin_sqrt): Likewise.
1759 (fold_builtin_cbrt): Likewise.
1760 (fold_builtin_cos): Likewise.
1761 (fold_builtin_cosh): Likewise.
1762 (fold_builtin_tan): Likewise.
1763 (fold_builtin_sincos): Likewise.
1764 (fold_builtin_cexp): Likewise.
1765 (fold_builtin_trunc): Likewise.
1766 (fold_builtin_floor): Likewise.
1767 (fold_builtin_ceil): Likewise.
1768 (fold_builtin_round): Likewise.
1769 (fold_builtin_int_roundingfn): Likewise.
1770 (fold_builtin_bitop): Likewise.
1771 (fold_builtin_bswap): Likewise.
1772 (fold_builtin_logarithm): Likewise.
1773 (fold_builtin_hypot): Likewise.
1774 (fold_builtin_pow): Likewise.
1775 (fold_builtin_powi): Likewise.
1776 (fold_builtin_exponent): Likewise.
1777 (fold_builtin_memset): Likewise.
1778 (fold_builtin_bzero): Likewise.
1779 (fold_builtin_memory_op): Likewise.
1780 (fold_builtin_bcopy): Deleted; call site changed to invoke
1781 fold_builtin_memory_op directly.
1782 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1783 (fold_builtin_strncpy): Likewise.
1784 (fold_builtin_memcmp): Likewise.
1785 (fold_builtin_strcmp): Likewise.
1786 (fold_builtin_strncmp): Likewise.
1787 (fold_builtin_signbit): Likewise.
1788 (fold_builtin_copysign): Likewise.
1789 (fold_builtin_isascii): Likewise.
1790 (fold_builtin_toascii): Likewise.
1791 (fold_builtin_isdigit): Likewise.
1792 (fold_builtin_fabs): Likewise.
1793 (fold_builtin_abs): Likewise.
1794 (fold_builtin_fmin_fmax): Likewise.
1795 (fold_builtin_carg): Likewise.
1796 (fold_builtin_classify): Likewise.
1797 (fold_builtin_unordered_cmp): Likewise.
1799 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1800 New functions split out from fold_builtin_1.
1801 (fold_builtin_n): New.
1802 (fold_builtin_varargs): New.
1803 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1805 (fold_call_expr): New.
1806 (build_function_call_expr): Rewrite to use new helper function.
1807 (fold_builtin_call_list): New.
1808 (build_call_expr): New.
1809 (fold_builtin_call_valist): New.
1810 (rewrite_call_expr): New.
1811 (validate_arg): New.
1812 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1813 of an arglist. Change return type to bool. Use new CALL_EXPR
1816 (fold_builtin_strstr): Pass call arguments individually instead
1817 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1818 accessors and constructors. Return NULL_TREE instead of 0.
1819 (fold_builtin_strchr): Likewise.
1820 (fold_builtin_strrchr): Likewise.
1821 (fold_builtin_strpbrk): Likewise.
1822 (fold_builtin_strcat): Likewise.
1823 (fold_builtin_strncat): Likewise.
1824 (fold_builtin_strspn): Likewise.
1825 (fold_builtin_strcspn): Likewise.
1826 (fold_builtin_fputs): Likewise.
1827 (fold_builtin_next_arg): Likewise.
1828 (fold_builtin_sprintf): Likewise.
1830 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1831 NULL_RTX instead of 0.
1832 (expand_builtin_memory_chk): Likewise.
1833 (maybe_emit_chk_warning): Likewise.
1834 (maybe_emit_sprintf_chk_warning): Likewise.
1836 (fold_builtin_object_size): Pass call arguments individually instead
1837 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1838 accessors and constructors. Return NULL_TREE instead of 0.
1839 (fold_builtin_memory_chk): Likewise.
1840 (fold_builtin_stxcpy_chk): Likewise.
1841 (fold_builtin_strncpy_chk): Likewise.
1842 (fold_builtin_strcat_chk): Likewise.
1843 (fold_builtin_strcat_chk): Likewise.
1844 (fold_builtin_strncat_chk): Likewise.
1845 (fold_builtin_sprintf_chk): Likewise.
1846 (fold_builtin_snprintf_chk): Likewise.
1847 (fold_builtin_printf): Likewise.
1848 (fold_builtin_vprintf): Likewise.
1850 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1852 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1853 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1854 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1855 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1856 (fold_unary): Likewise.
1857 (fold_binary): Likewise.
1858 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1859 ternary expressions.
1860 (fold): Add logic for tcc_vl_exp.
1861 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1862 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1863 (fold_build3_stat): Add assertion to flag broken interface for
1864 constructing CALL_EXPRs.
1865 (fold_build_call_list): New.
1866 (fold_build_call_list_initializer): New.
1867 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1869 (fold_strip_sign_ops): Likewise.
1871 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1872 Brooks Moses <brooks.moses@codesourcery.com>
1873 Lee Millward <lee.millward@codesourcery.com>
1875 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1876 accessors and dump arguments explicitly.
1878 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1880 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1882 (print_call_name): Use new CALL_EXPR accessors.
1884 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1885 CALL_EXPR arguments explicitly instead of as a list. Use
1886 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1888 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1889 (vrp_visit_stmt): Likewise.
1891 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1892 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1894 (force_move_till_expr): Likewise.
1896 * targhooks.c (default_external_stack_protect_fail): Use
1897 build_call_expr instead of build_function_call_expr.
1898 (default_hidden_stack_protect_fail): Likewise.
1900 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1903 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1904 and walk arguments explicitly.
1906 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1907 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1908 (expand_simple_operations): Likewise.
1909 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1911 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1912 of TREE_CODE_LENGTH.
1913 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1915 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1916 instead of TREE_CODE_LENGTH.
1918 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1919 (tree_ic_transform): Likewise.
1920 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1921 parameter instead of arglist. Fix callers.
1922 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1923 (tree_stringops_transform): Likewise.
1924 (tree_indirect_call_to_profile): Likewise.
1925 (tree_stringops_values_to_profile): Likewise.
1927 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1928 (eliminate_tail_call): Likewise.
1930 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1932 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1933 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1935 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1937 * omp-low.c (build_omp_barrier): Use build_call_expr.
1938 (lower_rec_input_clauses): Likewise.
1939 (lower_reduction_clauses): Likewise.
1940 (expand_parallel_call): Likewise.
1941 (maybe_catch_exception): Likewise.
1942 (expand_omp_for_generic): Likewise.
1943 (expand_omp_for_static_nochunk): Likewise.
1944 (expand_omp_sections): Likewise.
1945 (lower_omp_single_simple): Likewise.
1946 (lower_omp_single_copy): Likewise.
1947 (lower_omp_master): Likewise.
1948 (lower_omp_ordered): Likewise.
1949 (lower_omp_critical): Likewise.
1951 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1952 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1954 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1955 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1956 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1958 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1959 and generalize to handle any number of operands.
1960 (chrec_contains_undetermined): Likewise.
1961 (tree_contains_chrecs): Likewise.
1962 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1964 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1966 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1967 fold_call_expr instead of fold_builtin.
1968 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1969 match declarations there.
1970 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1973 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1974 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1976 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1977 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1979 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1982 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1983 (execute_cse_sincos): Use new CALL_EXPR accessors.
1985 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1987 * gimple-low.c (lower_function_body): Use build_call_expr.
1988 (lower_builtin_setjmp): Likewise.
1990 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1991 (set_storage_via_libcall): Likewise.
1992 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1993 instead of TREE_CODE_LENGTH.
1994 (expand_expr_real_1): Use new CALL_EXPR accessors.
1996 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1997 generalize to handle any number of operands.
1998 (TB_parent_eq): Likewise.
2000 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2001 (strip_builtin_expect): Likewise.
2003 * function.c (gimplify_parameters): Use build_call_expr.
2005 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2006 instead of TREE_CODE_LENGTH.
2008 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2009 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2011 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2014 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2015 (gimplify_decl_expr): Likewise.
2016 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2017 Use new CALL_EXPR iterators.
2018 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2019 (gimplify_modify_expr_to_memset): Likewise.
2020 (gimplify_variable_sized_compare): Likewise.
2021 (gimplify_omp_atomic_fetch_op): Likewise.
2022 (gimplify_omp_atomic_pipeline): Likewise.
2023 (gimplify_omp_atomic_mutex): Likewise.
2024 (gimplify_function_tree): Likewise.
2026 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2027 (call_expr_flags): Likewise.
2028 (expand_call): Likewise.
2030 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2031 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2034 * coverage.c (create_coverage): Use build_call_expr.
2036 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2037 (temp_call_expr_obstack): New.
2038 (pool_copy_list): Delete.
2039 (temp_copy_call_expr): New.
2040 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2041 CALL_EXPR accessors. Get rid of special goo for copying argument
2042 lists and use temp_copy_call_expr instead.
2043 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2044 CALL_EXPR accessors.
2045 (create_expression_by_pieces): Likewise. Use build_call_array
2046 to construct the result instead of fold_build3.
2047 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2048 dealing with argument lists.
2049 (init_pre): Remove references to expression_node_pool and
2050 list_node_pool. Init temp_call_expr_obstack instead.
2051 (fini_pre): Remove references to expression_node_pool and
2054 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2055 and walk arguments explicitly instead of as a list.
2057 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2058 (mx_register_decls): Likewise.
2059 (mudflap_register_call): Likewise.
2060 (mudflap_finish_file): Likewise.
2062 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2063 (ipa_callsite_compute_param): Likewise.
2065 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2066 accessors and constructor.
2068 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2069 accessors and constructor.
2070 (convert_tramp_reference): Likewise.
2071 (convert_call_expr): Likewise.
2072 (finalize_nesting_tree_1): Likewise.
2074 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2077 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2079 * tree-inline.c (initialize_inlined_parameters): Pass entire
2080 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2082 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2083 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2085 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2086 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2087 (vectorizable_reduction): Likewise.
2088 (vectorizable_call): Use new CALL_EXPR iterators.
2089 (vectorizable_conversion): Use build_call_expr.
2090 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2091 (vect_gen_widened_results_half): Use build_call_expr.
2092 (vect_setup_realignment): Likewise.
2093 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2095 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2096 (pass_through_call): Likewise.
2097 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2100 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2101 (tree_gen_pow2_profiler): Likewise.
2102 (tree_gen_one_value_profiler): Likewise.
2103 (tree_gen_ic_func_profiler): Likewise.
2104 (tree_gen_average_profiler): Likewise.
2105 (tree_gen_ior_profiler): Likewise.
2107 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2108 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2109 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2111 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2112 of TREE_CODE_LENGTH.
2114 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2115 of TREE_CODE_LENGTH.
2117 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2119 (convert_to_integer): Likewise.
2121 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2124 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2125 Brooks Moses <brooks.moses@codesourcery.com>
2126 Lee Millward <lee.millward@codesourcery.com>
2128 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2130 * config/frv/frv.c (frv_expand_builtin): Likewise.
2131 * config/s390/s390.c (s390_expand_builtin): Likewise.
2133 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2134 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2136 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2137 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2138 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2139 (ix86_expand_store_builtin): Likewise.
2140 (ix86_expand_unop_builtin): Likewise.
2141 (ix86_expand_unop1_builtin): Likewise.
2142 (ix86_expand_sse_compare): Likewise.
2143 (ix86_expand_sse_comi): Likewise.
2144 (ix86_expand_vec_init_builtin): Likewise.
2145 (ix86_expand_vec_ext_builtin): Likewise.
2146 (ix86_expand_vec_set_builtin): Likewise.
2147 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2149 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2150 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2152 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2153 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2154 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
2156 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
2158 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2159 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
2160 arglist. Use new CALL_EXPR accessors. Fix callers.
2161 (altivec_expand_abs_builtin): Likewise.
2162 (rs6000_expand_binop_builtin): Likewise.
2163 (altivec_expand_predicate_builtin): Likewise.
2164 (altivec_expand_lv_builtin): Likewise.
2165 (spe_expand_stv_builtin): Likewise.
2166 (altivec_expand_stv_builtin): Likewise.
2167 (rs6000_expand_ternop_builtin): Likewise.
2168 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
2169 (altivec_expand_st_builtin): Likewise.
2170 (altivec_expand_dst_builtin): Likewise.
2171 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
2172 arglist. Use new CALL_EXPR accessors. Fix callers.
2173 (altivec_expand_vec_set_builtin): Likewise.
2174 (altivec_expand_vec_ext_builtin): Likewise.
2175 (altivec_expand_builtin): Use new CALL_EXPR accessors.
2176 (spe_expand_builtin): Likewise.
2177 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
2178 arglist. Use new CALL_EXPR accessors. Fix callers.
2179 (spe_expand_evsel_builtin): Likewise.
2180 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
2181 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
2183 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
2184 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2185 (arm_expand_unop_builtin): Likewise.
2186 (arm_expand_builtin): Use new CALL_EXPR accessors.
2188 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
2191 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
2192 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2193 (bfin_expand_unop_builtin): Likewise.
2194 (bfin_expand_builtin): Use new CALL_EXPR accessors.
2196 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2197 Brooks Moses <brooks.moses@codesourcery.com>
2198 Lee Millward <lee.millward@codesourcery.com>
2200 * c-semantics.c (build_stmt): Add internal diagnostic check.
2202 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
2203 accessors. Print arguments explicitly instead of as a list.
2205 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
2207 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
2208 (c_finish_omp_flish): Likewise.
2210 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
2211 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
2212 instead of TREE_CODE_LENGTH.
2213 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
2214 (c_warn_unused_result): Likewise.
2216 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2219 * doc/invoke.texi (Warning Options): Remove
2220 -Werror-implicit-function-declaration.
2221 (Wimplicit-function-declaration): Update description.
2222 * opts.c (common_handle_option): Move handling of -Werror=* to...
2223 (enable_warning_as_error): ...here.
2224 * opts.h (enable_warning_as_error): Declare.
2225 * c-decl.c (implicit_decl_warning): Unless
2226 -Wno-implicit-function-declaration is given, emit a pedwarn if
2227 -std=c99 or emit a warning if -Wimplicit-function-declaration.
2228 * c.opt (Wimplicit-function-declaration): Replace
2229 mesg_implicit_function_declaration with
2230 warn_implicit_function_declaration.
2231 * c-opts.c (c_common_handle_option):
2232 -Werror-implicit-function-declaration is exactly equal as
2233 -Werror=implicit-function-declaration.
2234 (set_Wimplicit): Replace mesg_implicit_function_declaration with
2235 warn_implicit_function_declaration.
2236 (c_common_post_options): -Wimplict-function-declaration is enabled
2237 by default by -std=c99, otherwise is disabled by default.
2238 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
2240 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2242 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
2243 DECL on the rhs to a DECL on the lhs for debug info purposes if the
2244 former is ignored but not the latter.
2246 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2248 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
2249 is made and the reference doesn't use the alias set of its type,
2250 do not create the temporary using that type.
2252 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
2254 * jump.c: Remove prototypes for delete_computation and
2255 delete_prior_computation.
2257 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2259 * jump.c (get_label_after): Delete.
2260 (get_label_before, delete_computation, delete_jump,
2261 delete_prior_computation, follow_jumps): Move...
2262 * reorg.c (delete_computation, delete_prior_computation): ... here...
2263 (get_label_before, delete_jump): ... making these static ...
2264 (follow_jumps): ... and simplifying this since it only runs after
2266 * rtl.h (get_label_after, get_label_before, delete_jump,
2267 follow_jumps): Delete prototypes.
2269 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2271 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
2273 2007-02-15 Nick Clifton <nickc@redhat.com>
2275 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
2276 order to prevent it from being munged by the target.
2278 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
2280 * config/i386/i386.md: Remove misleading comment.
2282 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2284 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
2285 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
2288 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2290 * tree-sra.c (instantiate_missing_elements): Canonicalize
2292 (sra_build_assignment): New.
2293 (generate_copy_inout, generate_element_copy,
2294 generate_element_zero, generate_one_element_init): Use it.
2296 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2298 * tree-sra.c (instantiate_missing_elements): Canonicalize
2300 (sra_build_assignment): New.
2301 (generate_copy_inout, generate_element_copy,
2302 generate_element_zero, generate_one_element_init): Use it.
2304 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2306 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
2309 2007-02-14 Joseph Myers <joseph@codesourcery.com>
2311 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
2312 types as aggregates not scalars.
2313 * function.c (assign_stack_temp_for_type): Likewise.
2315 2007-02-14 Roger Sayle <roger@eyesopen.com>
2316 Zdenek Dvorak <dvorakz@suse.cz>
2318 * tree-dump.c (dump_switch_p_1): Require exact match of the option
2321 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
2323 * passes.c (next_pass_1): Clear the next field of the copied
2326 2007-02-14 Richard Henderson <rth@redhat.com>
2328 * tree-sra.c (early_sra): New.
2329 (decl_can_be_decomposed_p): Deny va_list if early_sra.
2330 (tree_sra_early, pass_sra_early): New.
2331 * tree-pass.h (pass_sra_early): Declare.
2332 * passes.c (init_optimization_passes): Use it.
2334 2007-02-14 Richard Guenther <rguenther@suse.de>
2336 * flags.h (issue_strict_overflow_warning): Convert to a macro.
2338 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
2340 PR tree-optimization/30771
2341 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
2343 (vect_analyze_operations): Induction phis can now be marked as
2345 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
2346 Update documentation accordingly.
2348 2007-02-14 Nick Clifton <nickc@redhat.com>
2350 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
2351 most 3 arguments are supported.
2352 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
2354 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
2356 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
2357 Ensure dst->current is valid.
2359 2007-02-13 Paul Brook <paul@codesourcery.com>
2361 * config.gcc: Add arm*-*-uclinux-*eabi.
2362 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2363 (SUBTARGET_EXTRA_LINK_SPEC): Define.
2364 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
2365 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
2366 (LINK_SPEC): Define.
2368 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
2370 * config/arm/uclinux-eabi.h: New file.
2371 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
2372 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
2375 2007-02-13 Ian Lance Taylor <iant@google.com>
2377 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
2378 * flags.h (warn_strict_overflow): Declare.
2379 (enum warn_strict_overflow_code): Define.
2380 (issue_strict_overflow_warning): New static inline function.
2381 * opts.c (warn_strict_overflow): New variable.
2382 (common_handle_option): Handle OPT_Wstrict_overflow and
2383 OPT_Wstrict_overflow_.
2384 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
2386 * fold-const.c: Include intl.h.
2387 (fold_deferring_overflow_warnings): New static variable.
2388 (fold_deferred_overflow_warning): New static variable.
2389 (fold_deferred_overflow_code): New static variable.
2390 (fold_defer_overflow_warnings): New function.
2391 (fold_undefer_overflow_warnings): New function.
2392 (fold_undefer_and_ignore_overflow_warnings): New function.
2393 (fold_deferring_overflow_warnings_p): New function.
2394 (fold_overflow_warning): New static function.
2395 (make_range): Add strict_overflow_p parameter. Change all
2397 (extract_muldiv, extract_muldiv_1): Likewise.
2398 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
2399 tree_expr_nonnegative_p.
2400 (fold_negate_expr): Call fold_overflow_warning.
2401 (fold_range_test): Likewise.
2402 (fold_comparison): Likewise.
2403 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
2404 instead of tree_expr_nonnegative_p.
2405 (tree_expr_nonnegative_warnv_p): Rename from
2406 tree_expr_nonnegative_p, add strict_overflow_p parameter.
2407 (tree_expr_nonnegative_p): New function.
2408 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
2409 strict_overflow_p parameter.
2410 (tree_expr_nonzero_p): New function.
2411 * passes.c (verify_interpass_invariants): New static function.
2412 (execute_one_pass): Call it.
2413 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
2415 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
2416 (estimate_numbers_of_iterations): Likewise.
2417 (scev_probably_wraps_p): Likewise.
2418 * tree-ssa-ccp.c: Include "toplev.h".
2419 (evaluate_stmt): Defer fold overflow warnings until we know we are
2421 (struct fold_stmt_r_data): Add stmt field.
2422 (fold_stmt_r): Defer fold overflow warnings until we know we
2424 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
2425 (fold_stmt_inplace): Likewise.
2426 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
2427 (cleanup_control_expr_graph): Defer fold overflow warnings until
2428 we know we are going to optimize.
2429 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2430 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
2432 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2433 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
2434 * tree-ssa-loop-manip.c (create_iv): Likewise.
2435 * c-typeck.c (build_conditional_expr): Likewise.
2436 (build_binary_op): Likewise.
2437 * tree-vrp.c (vrp_expr_computes_nonzero): Call
2438 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
2439 (extract_range_from_unary_expr): Likewise.
2440 * simplify-rtx.c (simplify_const_relational_operation): Warn when
2441 assuming that signed overflow does not occur.
2442 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
2443 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
2444 (fold_defer_overflow_warnings): Declare.
2445 (fold_undefer_overflow_warnings): Declare.
2446 (fold_undefer_and_ignore_overflow_warnings): Declare.
2447 (fold_deferring_overflow_warnings_p): Declare.
2448 (tree_expr_nonzero_warnv_p): Declare.
2449 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
2451 (Warning Options): Document -Wstrict-overflow.
2452 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
2453 (tree-ssa-ccp.o): Likewise.
2454 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
2455 (fold-const.o): Depend on intl.h.
2457 2007-02-13 Ian Lance Taylor <iant@google.com>
2460 * lower-subreg.c (resolve_simple_move): Decompose subregs in
2463 2007-02-13 Stuart Hastings <stuart@apple.com>
2465 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
2467 2007-02-13 Richard Henderson <rth@redhat.com>
2469 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
2470 handled_component_p before looking for the indirect_ref.
2472 2007-02-13 Richard Henderson <rth@redhat.com>
2474 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
2475 remove flags clobber.
2476 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
2477 (bswaphi_lowpart): New.
2478 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
2479 remove TARGET_BSWAP test. Delete expander of the same name.
2481 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
2482 (expand_unop): Use them.
2484 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
2486 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
2487 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
2488 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
2489 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
2490 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
2491 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
2492 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
2493 assembler dialect choice from asm templates.
2495 2007-02-12 Richard Henderson <rth@redhat.com>
2497 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2498 (fixuns_trunc<SSEMODEF>si2): Use it.
2499 * config/i386/sse.md (vec_setv4sf_0): Export.
2500 * config/i386/i386.c (ix86_build_const_vector): Export.
2501 (ix86_split_convert_uns_si_sse): Rename from
2502 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2503 * config/i386/i386-protos.h: Update.
2505 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2508 * c-typeck.c (c_finish_return): Improve warning message.
2510 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2512 * alias.c (find_symbolic_term): Delete unused function.
2514 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2516 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2517 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2518 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2520 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2522 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2523 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2524 the function, temporarily point the debug interface to the null one.
2526 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2528 * dwarf2out.c (round_up_to_align): New static function.
2529 (field_byte_offset): Use it to round the offset.
2531 2007-02-12 Richard Henderson <rth@redhat.com>
2533 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2534 (inswl_const): Export.
2536 2007-02-12 Richard Henderson <rth@redhat.com>
2538 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2539 result mode of the libcall, convert back to outmode.
2541 2007-02-12 Roger Sayle <roger@eyesopen.com>
2543 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2544 (bswapdi2): New define_expand to implement 32-bit implementation.
2546 2007-02-12 Nick Clifton <nickc@redhat.com>
2548 * doc/invoke.texi (Overall Options): Document --help=.
2549 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2550 (cc1_options): Pass --help= on to cc1.
2551 (display_help): Add description of --help=.
2552 (process_command): Add code to handle --help=. Allow translated
2553 --help and --target-help switches to be passed on to compiler
2555 (main): Remove unused if statement.
2556 * opts.c (columns): Remove.
2557 (LEFT_COLUMN): Define.
2558 (wrap_help): Add columns argument.
2559 (print_filtered_help): Change parameters to be an include bitmask,
2560 an exclude bitmask, an any bitmask and the column width. Move the
2561 code to display the params list here. Add code to display the
2562 status of options rather than their descriptions if the quiet flag
2564 (print_specific_help): Change parameters to be an include bitmask,
2565 an exclude bitmask and an any bitmask. Move code to look up the
2566 column width here. Decide upon the title for an options listing.
2567 (common_handle_options): Add code to handle --help=. Adapt code
2568 for --help and --target-help to use the revised form of the
2569 print_specific_help function.
2570 (print_help): Delete.
2571 (print_param_help): Delete.
2572 (print_switch): Delete.
2573 * opts.h (cl_lang_count): Add prototype.
2574 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2575 CL_MAX_OPTION_CLASS): New defines.
2576 * optc-gen.awk: Add construction of cl_lang_count.
2577 * c.opt: Add Warning attribute to warning options and Optimization
2578 attribute to optimization options.
2579 * common.opt: Likewise.
2581 Add -fhelp and -ftarget-help as aliases for the transformed --help
2582 and --target-help options.
2583 * opt-functions.awk: Add code to handle Warning and Optimization
2586 2007-02-12 Richard Henderson <rth@redhat.com>
2588 * config/alpha/constraints.md: New file.
2589 * config/alpha/alpha.c: Include tm-constrs.h.
2590 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2591 alpha_extra_constraint): Remove.
2592 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2593 * config/alpha/alpha-protos.h: Update.
2594 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2595 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2596 (EXTRA_CONSTRAINT): Remove.
2597 * config/alpha/alpha.md: Include constraints.md.
2598 (adddi splitter): Use satisfies_constraint_*.
2599 * config/alpha/predicates.md (add_operand): Likewise.
2600 (sext_add_operand, addition_operation): Likewise.
2602 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2604 PR tree-optimization/29145
2605 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2606 in our handling of restrict qualified pointers.
2608 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2611 * doc/invoke.texi (Wunused-value): Update description.
2612 (Wextra): Delete item.
2613 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2614 value of Wunused-value.
2615 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2616 (c_finish_stmt_expr): Don't check extra_warnings.
2617 (emit_side_effect_warnings): The caller is responsible to check
2620 2007-02-11 Roger Sayle <roger@eyesopen.com>
2621 Matt Thomas <matt@3am-software.com>
2623 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2625 2007-02-11 Roger Sayle <roger@eyesopen.com>
2627 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2628 comparisons of POPCOUNT against zero.
2629 (simplify_const_relational_operation): Likewise.
2631 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2633 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2635 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2637 * dwarf2out.c (root_type): Delete unused function.
2639 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2641 * genattrtab.c (contained_in_p): Delete unused function.
2642 (write_expr_attr_cache): Likewise.
2644 2007-02-11 Jan Hubicka <jh@suse.cz>
2646 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2649 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2651 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2652 to add the REG_EQ* note.
2653 * see.c (see_merge_one_use_extension): Likewise.
2654 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2655 turn REG_EQUAL notes into REG_EQUIV notes if the target
2656 register may have more than one set.
2657 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2658 * gcse.c (try_replace_reg): Likewise.
2659 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2660 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2661 more than one REG_EQUIV note.
2662 * reload1.c (gen_reload): Use set_unique_reg_note.
2664 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2666 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2667 (ix86_builtin_conversion): New function.
2669 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2672 * tree.h (DECL_REPLACEABLE_P): New macro.
2673 * except.c (set_nothrow_function_flags): Likewise.
2675 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2676 Ira Rosen <irar@il.ibm.com>
2677 Dorit Nuzman <dorit@il.ibm.com>
2679 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2680 * targhooks.c (default_builtin_vectorized_conversion): New.
2681 * targhooks.h (default_builtin_vectorized_function): New declaration.
2682 * target.h (struct vectorize): Add builtin_conversion field.
2683 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2684 stmt_vec_info_type value.
2685 (vectorizable_conversion): New declaration.
2686 * tree-vect-analyze.c (vect_analyze_operations): Add
2687 vectorizable_conversion call.
2688 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2689 * tree-vect-transform.c (vectorizable_conversion): New function.
2690 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2691 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2693 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2694 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2695 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2696 or ALTIVEC_BUILTIN_VCFSX.
2698 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2701 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2702 CONST_DOUBLE and operand 0 is a hard register.
2703 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2704 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2705 is a hard floating-point register.
2707 2007-02-10 Richard Henderson <rth@redhat.com>
2708 Jakub Jelinek <jakub@redhat.com>
2709 Alexandre Oliva <aoliva@redhat.com>
2711 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2712 * builtin-types.def (BT_WORD): Make unsigned.
2713 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2714 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2715 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2716 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2717 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2718 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2720 * expr.c (emutls_var_address): New.
2721 (expand_expr_real_1): Expand emulated tls.
2722 (expand_expr_addr_expr_1): Likewise.
2723 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2724 * output.h (emutls_finish): Declare.
2725 * toplev.c (compile_file): Call it.
2726 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2727 address before wrapping in CONST.
2728 * varasm.c (emutls_htab, emutls_object_type): New.
2729 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2730 (get_emutls_object_name, get_emutls_object_type): New.
2731 (get_emutls_init_templ_addr, emutls_decl): New.
2732 (emutls_common_1, emutls_finish): New.
2733 (assemble_variable): When emulating tls, swap decls; generate
2734 constructor for the emutls objects.
2735 (do_assemble_alias): When emulating tls, swap decl and target name.
2736 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2738 * varpool.c (decide_is_variable_needed): Look at force_output.
2739 Recurse for emulated tls.
2740 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2741 with decide_is_variable_needed.
2742 * emutls.c: New file.
2743 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2744 tls_object for real tls.
2746 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2748 PR rtl-optimization/29599
2749 * reload1.c (eliminate_regs_in_insn): Take the destination
2750 mode into account when computing the offset.
2752 2007-02-09 Stuart Hastings <stuart@apple.com>
2753 Richard Henderson <rth@redhat.com>
2755 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2756 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2757 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2758 fixuns_truncdfhi2): New.
2759 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2760 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2761 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2762 (floatunssidf2): Allow nonimmediate source.
2763 * gcc/config/i386/sse.md (movdi_to_sse): New.
2764 (vec_concatv2di): Drop '*'.
2765 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2766 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2767 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2769 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2770 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2771 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2772 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2773 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2774 ix86_build_const_vector.
2775 (x86_emit_floatuns): Rewrite.
2777 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2779 * genautomata.c (longest_path_length): Delete unused function.
2780 (struct state): Delete unused longest_path_length.
2781 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2782 (get_free_state): Delete unused.
2784 2007-02-09 Jan Hubicka <jh@suse.cz>
2786 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2787 * doc/invoke.texi (inline-unit-growth): Update default value.
2789 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2790 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2791 (rebuild_cgraph_edges): Likewise.
2792 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2793 (dump_cgraph_node): Dump frequencies.
2794 (cgraph_clone_edge): Add frequency scales.
2795 (cgraph_clone_node): Add freuqnecy.
2796 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2797 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2798 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2799 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2800 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2801 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2802 (save_inline_function_body): Likewise.
2803 * ipa-inline.c: inluce rtl.h
2804 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2805 (cgraph_edge_badness): Use frequencies.
2806 (cgraph_decide_recursive_inlining): Update clonning.
2807 (cgraph_decide_inlining_of_small_function): Dump frequency.
2808 * predict.c (estimate_bb_frequencies): Export.
2809 * predict.h (estimate_bb_frequencies): Declare.
2810 * tree-inline.c (copy_bb): Watch overflows.
2811 (expand_call_inline): Update call of cgraph_create_edge.
2812 (optimize_inline_calls): Use TODO flags to update frequnecies.
2813 * passes.h: Include predict.h
2814 (init_optimization_passes): Move profile ahead.
2815 (execute_function_todo): Handle TODO_rebuild_frequencies.
2817 2007-02-09 Roger Sayle <roger@eyesopen.com>
2819 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2820 the insbl or inswl pattern into a register.
2822 2007-02-09 Roger Sayle <roger@eyesopen.com>
2824 * config/ia64/ia64.md (bswapdi2): New define_insn.
2826 2007-02-09 Richard Henderson <rth@redhat.com>
2828 * config/i386/constraints.md (Ym): New constraint.
2829 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2830 (movdi_1_rex64): Split sse and xmm general register moves from
2831 memory move alternatives. Use conditional register constraints.
2832 (movsf_1, movdf_integer): Likewise.
2833 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2834 (movdf_integer_rex64): New.
2835 (pushsf_rex64): Fix output constraints.
2836 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2837 (sse2_stored): Likewise.
2838 (sse2_storeq_rex64): New.
2839 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2840 amd and not generic.
2841 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2842 for optimize_size. Remove SF/DFmode hack.
2844 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2846 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2849 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2850 Richard Sandiford <richard@codesourcery.com>
2852 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2853 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2854 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2855 m68k/t-mlib to tmake_file.
2856 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2857 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2858 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2859 Allow it to be cf or m68k. Set m68k_arch_family. If that
2860 variable is not empty, add t-$m68k_arch_family to tmake_file.
2861 Add t-mlibs to tmake_file.
2862 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2863 * config/m68k/t-cf: New file.
2864 * config/m68k/t-m68k: Likewise.
2865 * config/m68k/t-mlibs: Likewise.
2866 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2867 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2868 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2869 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2870 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2872 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2873 (INSTALL_LIBGCC): Delete.
2874 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2875 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2876 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2877 (M68K_MLIB_CPU): Define.
2878 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2879 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2880 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2882 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2883 Richard Guenther <rguenther@suse.de>
2886 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2887 against INT_MIN/INT_MAX.
2888 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2889 file if a loop is removed.
2891 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2893 * calls.c (store_one_arg): Pass correct alignment to
2894 emit_push_insn for non-BLKmode values.
2895 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2896 unaligned stack slot via a suitably aligned slot.
2898 2007-02-08 DJ Delorie <dj@redhat.com>
2900 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2902 (legal_subregs): Use unsigned char, make const.
2903 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2905 2007-02-08 Paul Brook <paul@codesourcery.com>
2907 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2908 special interworking needed.
2910 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2912 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2913 conditional to __SSE2__.
2914 (Entries below should have been added to first ChangeLog
2915 entry for amdfam10 dated 2007-02-05)
2916 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2918 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2920 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2923 2007-02-08 DJ Delorie <dj@redhat.com>
2925 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2926 * config/m32c/m32c.c (legal_subregs): New.
2927 (m32c_illegal_subreg_p): New.
2928 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2929 unsupported subregs of hard regs.
2931 2007-02-08 Jan Hubicka <jh@suse.cz>
2933 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2934 the same one; always update histograms.
2936 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2938 * passes.c (init_optimization_passes): Tidy comment.
2940 2007-02-08 Roger Sayle <roger@eyesopen.com>
2942 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2943 strip zero_extend, bswap and rotates from POCOUNT's argument.
2944 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2945 zero_extend and rotates from PARITY's argument.
2946 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2947 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2948 of an integer constant at compile-time.
2950 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2953 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2955 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2958 * tree-ssa-live.c (remove_unused_locals): Do not remove
2959 TREE_ADDRESSABLE variables.
2960 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2961 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2962 FOR_CLOBBER. Update all users.
2963 If VAR has an associated alias set, add a virtual operand for
2964 it if no alias is found to conflict with the memory reference.
2966 2007-02-07 Jan Hubicka <jh@suse.cz>
2967 Robert Kidd <rkidd@crhc.uiuc.edu>
2969 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2971 2007-02-07 Ian Lance Taylor <iant@google.com>
2973 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2975 2007-02-07 Roger Sayle <roger@eyesopen.com>
2977 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2978 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2979 tablejumpdi, movsi_to_cr_one): Remove constraints from
2980 define_expand's match_operands.
2982 2007-02-07 Roger Sayle <roger@eyesopen.com>
2984 * global.c (compute_regsets): Move declatation of "i" inside of
2985 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2987 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2990 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2991 of INDIRECT_REF <RESULT_DECL>.
2993 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2995 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2996 Kaz Kojima <kkojima@gcc.gnu.org>
2999 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3001 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3003 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3005 * doc/loop.texi: Document possibility not to perform disambiguation
3006 of loops with multiple latches.
3007 * cfgloopmanip.c (alp_enum_p): Removed.
3008 (add_loop): Handle subloops. Use get_loop_body_with_size.
3009 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3010 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3011 the new forwarder block.
3012 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3013 Handle the case latch is NULL.
3014 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3015 when marking loop exits.
3016 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3018 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3019 disambiguate_loops_with_multiple_latches.
3020 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3021 before fix_loop_structure.
3022 * cfgloop.c: Include pointer-set.h and output.h.
3023 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3024 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3025 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3026 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3027 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3028 disambiguate_multiple_latches, get_loop_body_with_size,
3029 disambiguate_loops_with_multiple_latches): New functions.
3030 (flow_loop_dump): Dump multiple latch edges.
3031 (flow_loop_nodes_find): Handle loops with multiple latches.
3032 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3033 (glb_enum_p): Modified.
3034 (get_loop_body): Use get_loop_body_with_size.
3035 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3036 (AVOID_CFG_MODIFICATIONS): New constant.
3037 (disambiguate_loops_with_multiple_latches, add_loop,
3038 get_loop_body_with_size): Declare.
3039 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3041 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3044 * global.c (compute_regsets): New function.
3045 (global_alloc): Refactored ELIMINABLE_REGSET
3046 and NO_GLOBAL_ALLOC_REGS computation out.
3047 (rest_of_handle_global_alloc): Call compute_regsets()
3048 for non-optimizing case.
3050 2007-02-06 Richard Henderson <rth@redhat.com>
3052 * config/i386/constraints.md (Y2): Rename from Y.
3053 (Yi): New constraint.
3054 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3055 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3056 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3057 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3058 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3059 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3060 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3061 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3062 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3063 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3064 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3065 vec_extractv2si_1): Change Y constraints to Y2.
3066 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3067 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3068 Change Y constraints to Y2.
3069 (sse2_loadld): Change Y constraints to x.
3071 2007-02-06 Roger Sayle <roger@eyesopen.com>
3073 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3074 (parity<mode>2): New define_expand using rs6000_emit_parity.
3075 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3076 rs6000_emit_parity): New functions.
3077 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3078 rs6000_emit_parity): Prototype here.
3080 2007-02-06 Ian Lance Taylor <iant@google.com>
3082 * lower-subreg.c (simple_move_operand): Reject CONST.
3083 (resolve_clobber): Call validate_change rather than directly
3084 assigning to XEXP (pat, 0).
3086 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3088 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3089 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3090 (tree-cfg.o): Remove hashtab.h dependency.
3092 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3093 (struct ivopts_data): Change niters to pointer_map_t.
3094 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3095 (niter_for_exit): Create pointer_map on demand. Change for
3097 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3098 (free_loop_data): Destroy data->niters if created and reset field.
3099 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3100 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3102 * tree-ssa-reassoc.c: Include pointer-set.h.
3103 (bb_rank): Change to long *.
3104 (operand_rank): Change to pointer_map_t.
3105 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3106 (insert_operand_rank): Accept long.
3107 (operand_entry_hash, operand_entry_eq): Remove.
3108 (get_rank): Return long. Adjust for changes above.
3109 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3111 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3113 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3114 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3115 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3117 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3118 directly since it cannot be NULL.
3119 (get_vi_for_tree): Rewrite for pointer_map API.
3120 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3121 (init_alias_vars): Create vi_for_tree as pointer_map.
3122 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3124 * tree-cfg.c: Don't include hashtab.h.
3125 (edge_to_cases): Declare as pointer_map.
3126 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3128 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3129 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3130 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3132 (record_switch_edge): Delete.
3133 (get_cases_for_edge): Adjust for pointer_map API, inline
3134 record_switch_edge (rewritten for new API), remove goto.
3136 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3138 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3139 * tree-nested.c: Include pointer-set.h.
3140 (var_map_elt, var_map_eq, var_map_hash): Delete.
3141 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3143 (nesting_info_bitmap_obstack): New.
3144 (lookup_field_for_decl): Adjust for pointer_map API.
3145 (lookup_tramp_for_decl): Adjust for pointer_map API.
3146 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3147 (get_local_debug_decl): Adjust for pointer_map API.
3148 (convert_nl_goto_reference): Adjust for pointer_map API.
3149 (convert_nl_goto_receiver): Adjust for pointer_map API.
3150 (create_nesting_tree): Create outside GGC space. Create bitmap on
3151 the new obstack. Create field_map and var_map as pointer_maps.
3152 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3154 (lower_nested_functions): Move root here, no need to NULL it.
3155 Initialize and release the obstack.
3157 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
3159 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
3160 Remove prototypes and make them non-static.
3161 (struct tree_int_map): Remove.
3162 * tree.h (struct tree_int_map): Move here, turning TO into an
3164 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
3166 * tree.h (TREE_COMPLEXITY): Remove.
3167 (struct tree_exp): Remove complexity field.
3168 * tree.c (build1_stat): Don't set it.
3170 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
3171 Victor Kaplansky <victork@il.ibm.com>
3173 * tree-vectorizer.c (vect_is_simple_use): Support induction.
3174 (vect_is_simple_reduction): Support reduction with induction as
3175 one of the operands.
3176 (vect_is_simple_iv_evolution): Fix formatting.
3177 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
3178 formatting. Don't mark induction phis for vectorization.
3179 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
3180 * tree-vect-transform.c (get_initial_def_for_induction): New function.
3181 (vect_get_vec_def_for_operand): Support induction.
3182 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
3184 (vectorizable_reduction): Support reduction with induction as one of
3186 (vectorizable_type_demotion): Use def-type of stmt argument rather
3187 than dummy def-type.
3189 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
3190 flag_tree_scev_cprop.
3191 * common.opt (tree-scev-cprop): New flag.
3193 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
3194 call to vect_get_new_vect_var.
3196 2007-02-06 Ira Rosen <irar@il.ibm.com>
3198 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
3199 vectype is not NULL.
3200 (vect_pattern_recog_1): Likewise.
3202 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3204 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
3205 (fold_negate_expr): Likewise.
3207 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
3210 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
3211 even if cv-qualification is the same.
3213 2007-02-05 Geoffrey Keating <geoffk@apple.com>
3215 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
3216 __enable_execute_stack on completion.
3218 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3220 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
3221 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
3222 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
3223 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
3224 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
3225 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
3226 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
3227 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
3229 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3231 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
3232 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
3233 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
3234 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
3235 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
3236 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
3237 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
3238 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
3239 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
3240 umuldi3_highpart_rex64, umulsi3_highpart_insn,
3241 umulsi3_highpart_zext, smuldi3_highpart_rex64,
3242 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
3243 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
3244 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
3245 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
3246 sqrtextenddfxf2_i387): Added amdfam10_decode.
3248 * config/i386/athlon.md (athlon_idirect_amdfam10,
3249 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
3250 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
3251 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
3252 athlon_ivector_store_amdfam10): New define_insn_reservation.
3253 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
3256 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3258 * config/i386/athlon.md (athlon_call_amdfam10,
3259 athlon_pop_amdfam10, athlon_lea_amdfam10): New
3260 define_insn_reservation.
3261 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
3262 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
3263 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
3265 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3267 * config/i386/athlon.md (athlon_sseld_amdfam10,
3268 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
3269 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
3271 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3273 * config/i386/athlon.md (athlon_sseins_amdfam10): New
3274 define_insn_reservation.
3275 * config/i386/i386.md (sseins): Added sseins to define_attr type
3276 and define_attr unit.
3277 * config/i386/sse.md: Set type attribute to sseins for insertq
3280 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3282 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
3283 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
3284 ssecomi_load_amdfam10, ssecomi_amdfam10,
3285 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
3286 define_insn_reservation.
3287 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
3289 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3291 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
3292 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
3293 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
3294 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
3295 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
3296 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
3297 define_insn_reservation.
3299 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
3300 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
3301 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
3302 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
3303 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
3305 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3307 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
3308 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
3309 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
3310 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
3311 athlon_ssemul_load_k8): Added amdfam10.
3313 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3315 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
3316 (x86_sse_unaligned_move_optimal): New variable.
3318 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
3320 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
3321 for unaligned vector SSE double/single precision loads for AMDFAM10.
3323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3325 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
3326 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
3327 Define TARGET_CPU_DEFAULT_amdfam10.
3328 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
3329 (processor_type): Add PROCESSOR_AMDFAM10.
3331 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
3332 processor_type in config/i386/i386.h.
3333 Enable imul peepholes for TARGET_AMDFAM10.
3335 * config.gcc: Add support for --with-cpu option for amdfam10.
3337 * config/i386/i386.c (amdfam10_cost): New variable.
3338 (m_AMDFAM10): New macro.
3339 (m_ATHLON_K8_AMDFAM10): New macro.
3340 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
3341 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
3342 x86_promote_QImode, x86_integer_DFmode_moves,
3343 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3344 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
3345 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
3346 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
3347 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
3348 Enable/disable for amdfam10.
3349 (override_options): Add amdfam10_cost to processor_target_table.
3350 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
3351 processor_alias_table.
3352 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
3353 (ix86_adjust_cost): Add code for amdfam10.
3355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3357 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
3358 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
3359 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
3360 * config/i386/i386.h: Add builtin definition for SSE4A.
3361 * config/i386/i386.md: Add support for ABM instructions
3363 * config/i386/sse.md: Add support for SSE4A instructions
3364 (movntss, movntsd, extrq, insertq).
3365 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
3366 Add -march=amdfam10 flag.
3367 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
3368 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
3370 * doc/extend.texi: Add documentation for SSE4A builtins.
3372 2007-02-05 Bob Wilson <bob.wilson@acm.org>
3374 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
3376 2007-02-05 Richard Guenther <rguenther@suse.de>
3378 * tree-vectorizer.h (vectorizable_function): Add argument type
3379 argument, change return type.
3380 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
3381 * tree-vect-transform.c (vectorizable_function): Handle extra
3382 argument, return vectorized function decl.
3383 (build_vectorized_function_call): Remove.
3384 (vectorizable_call): Handle calls with result and argument types
3385 differing. Handle loop vectorization factor correctly.
3386 * targhooks.c (default_builtin_vectorized_function): Adjust for
3388 * targhooks.h (default_builtin_vectorized_function): Likewise.
3389 * target.h (builtin_vectorized_function): Add argument type
3391 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
3392 extra argument, allow vectorizing of lrintf.
3393 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
3394 documentation of target hook.
3396 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
3399 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
3400 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
3401 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
3403 2007-02-05 Roger Sayle <roger@eyesopen.com>
3405 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
3406 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
3407 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
3408 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
3409 before canonicalizing sincos to cexpi.
3410 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
3412 2007-02-05 Roger Sayle <roger@eyesopen.com>
3414 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
3415 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
3416 (alpha_init_builtins): Use alpha_add_builtins to process tables.
3418 2007-02-05 Roger Sayle <roger@eyesopen.com>
3420 * mips-tfile.c (initialize_init_file): Correct endianness test.
3422 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
3424 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
3427 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3429 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
3430 saves in a PARALLEL before the register assignments.
3432 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3434 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
3435 DWARF_FRAME_RETURN_COLUMN to be a general register.
3436 * dwarf2out.c (init_return_column_size): New function, split from...
3437 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
3438 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
3439 to be nongeneral registers.
3440 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
3442 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
3443 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
3445 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3447 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
3449 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3451 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
3452 (remove_path): Use can_remove_branch_p and remove_branch instead
3453 of loop_delete_branch_edge.
3454 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
3455 (tree_transform_and_unroll_loop): Remove dead branches immediately.
3456 Update profile using scale_dominated_blocks_in_loop.
3457 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
3458 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
3459 (can_remove_branch_p, remove_branch): Declare.
3460 * tree-cfg.c (tree_can_remove_branch_p): New function.
3461 (tree_cfg_hooks): Add tree_can_remove_branch_p.
3462 * cfgrtl.c (rtl_can_remove_branch_p): New function.
3463 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
3465 2007-02-05 Jan Hubicka <jh@suse.cz>
3468 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
3469 nodes in cgraph, don't remove offline copy of the function.
3471 2007-02-04 Jan Hubicka <jh@suse.cz>
3473 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
3474 vectors might cause maybe_lookup_element_for_expr to be called
3475 on non-sra-candidate.
3477 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3479 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
3480 config/bfin/bfin.md, config/bfin/predicates.md: Follow
3481 spelling conventions.
3483 2007-02-04 Richard Guenther <rguenther@suse.de>
3486 * fold-const.c (try_move_mult_to_index): Make sure to not
3487 overflow one dimension of a multi-dimensional array access.
3489 2007-02-04 Jan Hubicka <jh@suse.cz>
3491 * passes.c (init_optimization_passes): Reindent.
3493 2007-02-04 Jan Hubicka <jh@suse.cz>
3494 Eric Botcazou <ebotcazou@adacore.com>
3496 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3497 (execute_fixup_cfg): Break out the abnormal goto code.
3498 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3499 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3500 (optimize_inline_calls): Call make_nonlocal_label_edges.
3502 2007-02-04 Jan Hubicka <jh@suse.cz>
3504 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3505 true when something was changed.
3506 (rename_ssa_copies): When something was changed, do
3507 TODO_remove_unused_locals.
3508 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3509 add TODO_remove_unused_locals when instruction was removed.
3511 2007-02-04 Jan Hubicka <jh@suse.cz>
3513 * ipa-inline.c (try_inline): Improve debug output; work on already
3515 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3516 call try_inline for already inlined edges too when flattening;
3517 inline also functions that make callee growth but overall unit size
3520 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3522 * config/m32c/bitops.md, config/m32c/jump.md,
3523 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3524 config/m32r/m32r.h, config/m32r/m32r.md,
3525 config/m32r/predicates.md, config/m68hc11/larith.asm,
3526 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3527 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3528 config/mips/mips-protos.h, config/mips/mips.c,
3529 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3530 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3531 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3532 spelling conventions.
3534 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3535 Follow spelling conventions.
3537 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3539 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3540 warn about C++0x compatibility.
3542 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3544 * config/h8300/h8300.c, config/h8300/h8300.h,
3545 config/h8300/h8300.md: Follow spelling conventions.
3547 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3550 * combine.c (try_combine): Do not substitute source operand
3551 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3553 2007-02-03 Jan Hubicka <jh@suse.cz>
3555 PR gcov-profile/30650
3556 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3557 do not divide by zero for never executed counters.
3558 (tree_find_values_to_profile): Fix counters.
3559 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3561 2007-02-03 Ian Lance Taylor <iant@google.com>
3563 * lower-subreg.c (simple_move_operand): New static function,
3564 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3566 (simple_move): Call simple_move_operand.
3567 (find_decomposable_subregs): Add special handling of MEMs.
3568 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3569 meaning of return value. If we see a hard register, test whether
3570 it can store a word_mode value. Change all callers.
3572 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3574 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3575 ftrapv insns and expanders.
3576 (subdi3): Change define_expand operand 1 to arith11_operand, and
3577 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3578 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3579 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3583 * varasm.c (notice_global_symbol): Treat global objects as weak when
3586 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3588 * emit-rtl.c (dconstpi): Delete.
3590 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3591 * real.h (dconstpi): Delete.
3593 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3594 (fold_builtin_hypot): Likewise.
3596 2007-02-03 Tom Tromey <tromey@redhat.com>
3599 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3600 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3602 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3604 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3605 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3606 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3607 config/rs6000/cell.md, config/rs6000/darwin.h,
3608 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3609 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3610 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3611 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3612 typos. Follow spelling conventions.
3613 * doc/invoke.texi: Follow spelling conventions.
3615 2007-02-03 Roger Sayle <roger@eyesopen.com>
3617 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3618 canonicalization transformations that attempt to simplify integer
3619 constant comparisons to become comparisons against zero.
3621 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3623 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3625 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3626 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3628 2007-02-02 Mike Stump <mrs@apple.com>
3630 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3631 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3632 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3633 generate a branch island.
3635 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3637 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3638 (xtensa_legitimate_address_p): New.
3639 (xtensa_legitimize_address): New.
3640 (xtensa_output_addr_const_extra): New.
3641 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3643 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3644 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3645 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3646 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3647 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3648 (xtensa_legitimize_address): New.
3649 (xtensa_output_addr_const_extra): New.
3651 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3653 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3655 2007-02-02 Ian Lance Taylor <iant@google.com>
3657 * expmed.c (expand_divmod): Add comment.
3659 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3661 * emit-rtl.c (renumber_insns): Remove.
3662 * flags.h: Remove the extern for flag_renumber_insns.
3663 * rtl.h: Remove the prototype for renumber_insns.
3664 * toplev.c (flag_renumber_insns): Remove.
3666 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3668 Revert for x86 darwin:
3669 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3671 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3672 code before the following patch under TARGET_MACHO.
3673 (ix86_function_value_regno_p): Likewise.
3675 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3677 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3680 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3683 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3684 general or fp registers. Add comments.
3685 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3687 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3689 * pointer-set.c (insert_aux): Only return insertion slot.
3690 (pointer_set_insert): Adjust.
3691 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3692 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3693 pointer_map_traverse): New.
3694 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3695 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3696 pointer_map_contains, pointer_map_traverse): Declare.
3698 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3701 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3702 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3704 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3706 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3708 (struct _dep): New type.
3709 (dep_t): New typedef.
3710 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3711 (DEP_STATUS): New access macro. The macro with the same name was
3712 renamed to DEP_LINK_STATUS.
3713 (dep_init): Declare function
3715 (struct _dep_link): New type.
3716 (dep_link_t): New typedef.
3717 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3718 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3719 (DEP_LINK_STATUS): New macro.
3720 (debug_dep_links): New debug function.
3722 (struct _deps_list): New type.
3723 (deps_list_t): New typedef.
3724 (DEPS_LIST_FIRST): New access macro.
3725 (FOR_EACH_DEP_LINK): New cycle macro.
3726 (create_deps_list, free_deps_list, delete_deps_list): Declare
3728 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3729 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3730 (copy_deps_list_change_con): Ditto.
3732 (move_dep_link): Declare function.
3734 (struct _dep_node): New type.
3735 (dep_node_t): New typedef.
3736 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3738 (struct haifa_insn_data.back_deps): New field to hold backward
3739 dependencies of the insn.
3740 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3742 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3743 Change its type to deps_list_t.
3744 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3745 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3746 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3748 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3750 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3752 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3754 (dep_cost): Declare.
3756 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3757 (ds_to_dk, dk_to_ds): New functions.
3759 (init_dep_1): New static function.
3760 (init_dep): New function.
3761 (copy_dep): New static function.
3763 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3765 (detach_dep_link): New static function.
3766 (move_dep_link): New function.
3768 (dep_links_consistent_p, dump_dep_links): New static functions.
3769 (debug_dep_links): New debugging function.
3771 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3773 (alloc_deps_list, init_deps_list): New static functions.
3774 (create_deps_list): New function.
3775 (clear_deps_list): New static function.
3776 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3777 (deps_list_consistent_p, dump_deps_list): New static functions.
3778 (debug_deps_list): New function.
3779 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3781 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3783 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3784 use new scheduler dependencies lists.
3785 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3786 (sched_analyze): Ditto. Initialize dependencies lists.
3787 (add_forw_dep, compute_forward_dependences): Update to use new
3788 scheduler dependencies lists.
3790 (init_dependency_caches): Init deps_obstack.
3791 (free_dependency_caches): Free deps_obstack.
3793 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3794 new scheduler dependencies lists.
3795 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3796 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3798 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3799 Update to use new scheduler dependencies lists.
3800 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3801 (debug_dependencies): Ditto.
3802 (schedule_region): Update comments.
3804 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3805 scheduler dependencies lists.
3806 (schedule_ebb): Update comments.
3808 * rtl.def (DEPS_LIST): Remove.
3810 * lists.c (unused_deps_list): Remove.
3811 (free_list): Update assertions.
3813 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3814 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3816 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3817 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3819 * haifa-sched.c (comments): Update.
3820 (insn_cost1): Remove. Inline the code into insn_cost ().
3821 (insn_cost): Update to use new scheduler dependencies lists. Move
3822 processing of the dependency cost to dep_cost ().
3823 (dep_cost): New function. Use it instead of insn_cost () when
3824 evaluating cost of the dependency. Use compatible interface to
3825 interact with the target.
3826 (priority): Update to use new scheduler dependencies lists.
3827 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3828 with greater number of insns that depend on the insn.
3829 (schedule_insn): Update to use new scheduler dependencies lists. Add
3830 code to free backward dependencies lists. Inline and optimize code
3831 from resolve_dep () - see PR28071.
3832 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3833 lists. Update call to targetm.sched.is_costly_dependence hook.
3835 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3836 scheduler dependencies lists.
3838 (resolve_dep): Remove. Move the logic to schedule_insn ().
3839 (init_h_i_d): Initialize dependencies lists.
3841 (process_insn_depend_be_in_spec): Rename to
3842 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3844 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3845 Update to use new scheduler dependencies lists.
3846 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3848 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3849 new scheduler dependencies lists.
3850 (build_intra_loop_deps): Ditto.
3852 * target.h (struct _dep): Declare to use in
3853 gcc_target.sched.is_costly_dependence.
3854 (struct gcc_target.sched.adjust_cost): Fix typo.
3855 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3856 single dep_t parameter instead of an equivalent triad.
3857 (struct gcc_target.sched.adjust_cost_2): Remove.
3859 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3861 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3863 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3865 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3867 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3868 (REG_DEP_TRUE): Document.
3870 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3871 Change signature to correspond to the targetm.sched.adjust_cost hook.
3872 Update use in TARGET_SCHED_ADJUST_COST_2.
3873 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3874 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3875 new scheduler dependencies lists.
3876 (ia64_gen_check): Ditto.
3878 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3881 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3882 signature to correspond to the targetm.sched.is_costly_dependence hook.
3883 (is_costly_group): Update to use new scheduler dependencies lists.
3885 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3886 instead of INSN_COST () macro.
3888 2007-02-01 Ian Lance Taylor <iant@google.com>
3890 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3892 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3894 * pa.md (tp_load): Correct mfctl instruction syntax.
3896 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3898 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3899 altivec_padding_size calculation on AIX. Improve comment, add
3900 assert to verify that it's right.
3902 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3905 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3908 * global.c (global_alloc): Add mising initialization of
3911 2007-02-01 Roger Sayle <roger@eyesopen.com>
3913 * alias.c (init_alias_analysis): Correct whitespace.
3914 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3915 partition_hot_cold_basic_blocks): Likewise.
3916 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3917 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3918 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3919 fold_builtin_snprintf_chk, fold_builtin_printf,
3920 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3921 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3922 * cfgcleanup.c (cleanup_cfg): Likewise.
3923 * cfgexpand.c (tree_expand_cfg): Likewise.
3924 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3925 * function.c (get_next_funcdef_no): Likewise.
3926 * gengtype.c (main): Likewise.
3927 * genmodes.c (main): Likewise.
3928 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3929 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3930 * ifcvt.c (noce_emit_move_insn): Likewise.
3931 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3933 * stor-layout.c (get_best_mode): Likewise.
3934 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3935 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3936 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3937 perform_var_substitution, solve_graph): Likewise.
3938 * tree-vrp.c (vrp_finalize): Likewise.
3940 2007-02-01 Ian Lance Taylor <iant@google.com>
3942 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3943 high part of a paradoxical subreg, return a constant zero.
3945 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3947 * toplev.c (lang_dependent_init): Call init_set_costs.
3948 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3950 2007-02-01 Richard Guenther <rguenther@suse.de>
3953 * fold-const.c (fold_negate_expr): Allow negating a
3954 constant if overflow does not change.
3956 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3958 * doc/c-tree.texi (Expression trees): Improve markup.
3959 * doc/tm.texi (Register Classes, Addressing Modes)
3960 (Floating Point): Fix spacing after abbreviations. Fix some
3963 2007-02-01 Ben Elliston <bje@au.ibm.com>
3965 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3966 * doc/contrib.texi: Likewise.
3967 * doc/install.texi: Likewise.
3969 2007-01-31 Richard Henderson <rth@redhat.com>
3970 Ian Lance Taylor <iant@google.com>
3972 * lower-subreg.c: New file.
3973 * rtl.def (CONCATN): Define.
3974 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3976 * emit-rtl.c (update_reg_offset): New static function, broken out
3977 of gen_rtx_REG_offset.
3978 (gen_rtx_REG_offset): Call update_reg_offset.
3979 (gen_reg_rtx_offset): New function.
3980 * regclass.c: Revert patch of 2006-03-05, restoring
3982 (clear_reg_info_regno): New function.
3983 * dwarf2out.c (concatn_loc_descriptor): New static function.
3984 (loc_descriptor): Handle CONCATN.
3985 * common.opt (fsplit_wide_types): New option.
3986 * opts.c (decode_options): Set flag_split_wide_types when
3988 * timevar.def (TV_LOWER_SUBREG): Define.
3989 * rtl.h (gen_reg_rtx_offset): Declare.
3990 (reg_scan_update): Declare.
3991 * regs.h (clear_reg_info_regno): Declare.
3992 * tree-pass.h (pass_lower_subreg): Declare.
3993 (pass_lower_subreg2): Declare.
3994 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3995 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3997 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3998 * Makefile.in (OBJS-common): Add lower-subreg.o.
3999 (lower-subreg.o): New target.
4001 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4003 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4005 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4008 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4010 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4013 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4015 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4017 * cfgloop.h: Include vec-prim.h.
4018 (enum li_flags): Remove LI_ONLY_OLD.
4019 (loop_iterator): Changed.
4020 (fel_next, fel_init): Iterate over loop tree.
4021 (FOR_EACH_LOOP_BREAK): New macro.
4022 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4024 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4025 * modulo-sched.c (sms_schedule): Ditto.
4026 * tree-vectorizer.c (vectorize_loops): Ditto.
4027 * doc/loop.texi: Update information on loop numbering and behavior of
4028 FOR_EACH_LOOP wrto new loops.
4029 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4030 add_to_evolution_1): Test nestedness of loops instead of comparing
4032 * tree-chrec.c (chrec_fold_plus_poly_poly,
4033 chrec_fold_multiply_poly_poly, chrec_evaluate,
4034 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4035 reset_evolution_in_loop): Ditto.
4036 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4038 2007-01-31 Dirk Mueller <dmueller@suse.de>
4040 * c-common.c (warn_about_parentheses): Separate warning about
4041 un-parenthized sequence of comparison operators from the one
4042 which is supposed to warn about x <= y <= z.
4044 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4046 * optabs.h (enum optab_index): Add new OTI_isinf.
4047 (isinf_optab): Define corresponding macro.
4048 * optabs.c (init_optabs): Initialize isinf_optab.
4049 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4051 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4052 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4054 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4055 expand_builtin_interclass_mathfn.
4056 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4057 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4058 (fxam<mode>2_i387): New insn pattern.
4059 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4060 built-in functions as x87 inline asm.
4062 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4064 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4066 2007-01-30 Eric Christopher <echristo@apple.com>
4068 * config.gcc: Add geode.
4070 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4072 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4073 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4074 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4075 value-prof.c: Fix comment typos.
4077 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4080 * doc/invoke.texi (Wpointer-arith): Document warning.
4082 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4084 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4085 the list of discrepancies from the draft TR.
4087 2007-01-30 Dirk Mueller <dmueller@suse.de>
4090 * doc/invoke.texi (-Wreturn-type): Update description to
4093 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4095 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4097 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4099 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4100 to handle optabs that operate on floating point input argument and
4101 output to integer output.
4102 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4103 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4104 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4105 expand_builtin_interclass_mathfn ().
4106 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4108 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4109 ilogbl built-in functions as x87 intrinsics.
4111 2007-01-30 Richard Guenther <rguenther@suse.de>
4114 * dwarf2out.c (reference_to_unused): Query varpool if the
4115 variable was output.
4117 2007-01-30 Richard Guenther <rguenther@suse.de>
4120 * passes.c (execute_one_pass): Reset in_gimple_form to not
4121 confuse non-unit-at-a-time mode.
4123 2007-01-29 Roger Sayle <roger@eyesopen.com>
4124 Richard Guenther <rguenther@suse.de>
4126 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4127 avoid undefined behaviour on overflow. Use force_fit_type_double
4128 to construct the constant with the specified TREE_OVERFLOW.
4130 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4132 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4133 * config/dfp-bit.h: Ditto.
4135 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4137 * c-decl.c (pop_scope): Replace warnings with call to
4138 warn_for_unused_label.
4139 * c-common.h (warn_for_unused_label): Declare.
4140 * c-common.c (warn_for_unused_label): Define.
4142 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4144 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4147 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4149 * Makefile.in (USER_H): Remove decfloat.h.
4150 * ginclude/decfloat.h: Delete, moving contents to ...
4151 * ginclude/float.h: Add support for decimal floating point,
4152 guarded by __STDC_WANT_DEC_FP__.
4154 2007-01-29 Mike Stump <mrs@apple.com>
4156 * doc/gccint.texi (Top): Rename Loop Representation to Loop
4157 Analysis and Representation to resolve case insensitive conflict.
4158 * doc/loop.texi (Loop Analysis and Representation): Likewise.
4160 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
4162 * tree.h (struct tree_memory_tag): Add aliases member.
4163 (MTAG_ALIASES): New macro.
4164 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
4165 (add_may_alias): Remove pointer-set. Update for may_aliases being
4167 (mark_aliases_call_clobbered): Update for may_aliases being a
4169 (compute_tag_properties): Ditto.
4170 (create_partition_for): Ditto.
4171 (compute_memory_partitions): Ditto.
4172 (dump_may_aliases_for): Ditto.
4173 (is_aliased_with): Ditto.
4174 (add_may_alias_for_new_tag): Ditto.
4175 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
4176 (compute_is_aliased): New function.
4177 (compute_may_aliases): Call compute_is_aliased).
4178 (init_alias_info): Initialize alias_bitmap_obstack.
4179 (union_alias_set_into): New function.
4180 (compute_flow_sensitive_aliasing): Use union_aliases_into.
4181 (have_common_aliases_p): Rewrite to take two bitmaps and use
4183 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
4185 (finalize_ref_all_pointers): Update for add_may_alias changes.
4186 (new_type_alias): Ditto.
4187 * tree-flow-inline.h (may_aliases): Return a bitmap.
4188 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
4189 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
4190 may_aliases being a bitmap.
4191 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
4192 may_aliases now returns a bitmap.
4193 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
4195 * tree-ssa-operands.c (add_virtual_operand): Update for
4196 may_aliases being a bitmap.
4198 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
4200 PR tree-optimization/30630
4201 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
4202 variable as changed.
4204 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
4207 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
4208 expanded only once even if an error occurs.
4210 2007-01-29 Ben Elliston <bje@au.ibm.com>
4212 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
4213 (__gcov_average_profiler): Likewise.
4214 (__gcov_ior_profiler): Likewise.
4215 (__gcov_merge_ior): Likewise.
4217 2007-01-28 Jan Hubicka <jh@suse.cz>
4219 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
4220 * value-prof.c (stringop_block_profile): Likewise.
4222 2007-01-28 Jan Hubicka <jh@suse.cz>
4224 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
4225 variant handling histograms; add wrapper.
4226 (clear_storage_via_libcall): Export.
4227 (emit_block_move_hints): Break out from ...; add histograms.
4228 (emit_block_move): ... this one.
4229 (clear_storage_hints): Break out from ...; add histograms.
4230 (clear_storage): ... this one.
4231 (set_storage_via_memset): Handle histogram.
4232 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
4233 (clear_storage_hints, clear_storage_via_libcall): Declare.
4234 (set_storage_via_setmem): Update prototype.
4235 * doc/md.texi (movmem, setmem): Document new arguments.
4237 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
4239 (stringop_block_profile): New global function.
4240 (tree_stringops_values_to_profile): Profile block size and alignment.
4241 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
4243 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
4244 (stringop_block_profile): Declare.
4245 * builtins.c: Include value-prof.h.
4246 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
4247 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
4248 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
4249 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
4250 * profile.c (instrument_values): Add new counters.
4251 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
4253 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
4254 (tree_init_edge_profiler): Build new profilers.
4255 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
4256 (pass_tree_profile): Add dump.
4257 (tree_profile_hooks): Update.
4258 * Makefile.in (LIBGCOV): Add new constants.
4259 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
4260 __gcov_ior_profiler): New.
4261 * i386.md (movmem/setmem expanders): Add new optional arguments.
4263 2007-01-28 David Edelsohn <edelsohn@gnu.org>
4265 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
4267 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4269 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
4270 (tree_unswitch_single_loop): Pass eni_size_weights to
4271 tree_num_loop_insns.
4272 * tree-ssa-loop-manip.c: Include tree-inline.h.
4273 (can_unroll_loop_p): Pass eni_size_weights to
4274 tree_num_loop_insns.
4275 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
4276 Pass eni_size_weights to estimate_num_insns.
4277 * tree.h (init_inline_once): Export.
4278 * toplev.c (backend_init): Call init_inline_once.
4279 * cgraphunit.c (cgraph_process_new_functions,
4280 cgraph_analyze_function): Pass eni_inlining_weights to
4282 * ipa-inline.c (compute_inline_parameters): Ditto.
4283 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
4284 to estimate_num_insns.
4285 (try_unroll_loop_completely): Pass eni_size_weights to
4286 tree_num_loop_insns.
4287 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
4288 ot estimate_num_insns.
4289 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
4290 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
4291 * tree-inline.c (eni_inlining_weights, eni_size_weights,
4292 eni_time_weights): New variables.
4293 (init_inline_once): Initialize them.
4294 (struct eni_data): Mew.
4295 (estimate_num_insns_1, estimate_num_insns): Use weights.
4296 * tree-inline.h (struct eni_weights_d): New.
4297 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
4298 (estimate_num_insns): Declaration changed.
4299 * cfgloop.h (tree_num_loop_insns): Declaration changed.
4300 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
4301 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
4303 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4305 * tree-data-ref.c (conflict_fn): Assert that the number of affine
4306 relations in the conflict function is valid.
4308 2007-01-27 Ian Lance Taylor <iant@google.com>
4310 * common.opt: Add fstrict-overflow.
4311 * opts.c (decode_options): Set flag_strict_overflow if -O2.
4312 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
4313 (TYPE_OVERFLOW_UNDEFINED): Define.
4314 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
4316 * tree.h (TYPE_TRAP_SIGNED): Don't define.
4317 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
4318 (fold_negate_expr): Likewise.
4319 (make_range): Likewise.
4320 (extract_muldiv_1): Likewise.
4321 (maybe_canonicalize_comparison): Likewise.
4322 (fold_comparison): Likewise.
4323 (fold_binary): Likewise.
4324 (tree_expr_nonnegative_p): Likewise.
4325 (tree_expr_nonzero_p): Likewise.
4326 * tree-vrp.c (compare_values): Likewise.
4327 (extract_range_from_binary_expr): Likewise.
4328 (extract_range_from_unary_expr): Likewise.
4329 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
4331 (nowrap_type_p): Likewise.
4332 * tree-scalar-evolution.c (simple_iv): Likewise.
4333 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
4334 (build_range_check): Likewise.
4335 (extract_muldiv_1): Likewise.
4336 (fold_comparison): Likewise.
4337 * tree-vrp.c (vrp_int_const_binop): Likewise.
4338 (extract_range_from_unary_expr): Likewise.
4339 * convert.c (convert_to_integer): Likewise.
4340 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
4341 (fold_comparison): Likewise.
4342 (fold_binary): Likewise.
4343 * optabs.c (optab_for_tree_code): Likewise.
4344 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
4345 * simplify-rtx.c (simplify_const_relational_operation): Check
4346 flag_strict_overflow and flag_trapv.
4347 (simplify_const_relational_operation): Likewise.
4348 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
4349 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
4352 2007-01-27 Roger Sayle <roger@eyesopen.com>
4354 * tree.c (tree_fold_gcd): Delete.
4355 * tree.h (tree_fold_gcd): Remove prototype.
4356 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
4357 test whether one constant integer is a multiple of another. Instead
4358 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
4359 * fold-const.c (multiple_of_p): We've determined both TOP and
4360 BOTTOM are integer constants so we can call int_const_binop directly
4361 instead of the more generic const_binop.
4363 2007-01-27 Roger Sayle <roger@eyesopen.com>
4365 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
4366 1*X check that the constant hasn't overflowed, to preserve the
4368 (round_up): Provide an efficient implementation when rouding-up an
4369 INTEGER_CST to a power-of-two.
4371 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4373 * doc/sourcebuild.texi: Add comma for clarity.
4374 * doc/extend.texi: Fix some typos.
4375 * doc/passes.texi: Likewise.
4376 * doc/cppinternals.texi: Likewise.
4377 * doc/c-tree.texi: Likewise.
4378 * doc/tree-ssa.texi: Likewise.
4379 * doc/install.texi: Likewise.
4381 2007-01-27 Jan Hubicka <jh@suse.cz>
4383 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
4384 (pass_sra): Do not require alias information.
4385 * passes.c (init_optimization_passes): Add SRA
4387 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
4389 * tracer.c (rest_of_handle_tracer): We already cleaned
4390 up the CFG in tracer() so don't do it here again.
4391 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
4392 cleanup_cfg here, either. And don't call renumber_insns.
4394 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
4395 and BB_HEAD are in the insn stream here. Instead make sure
4396 that BB_INSN is valid on all insns. Also, do check here that
4397 there are no pending branch predictions...
4398 (rtl_verify_flow_info): ...instead of doing it here. Checks
4399 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
4402 2007-01-26 Roger Sayle <roger@eyesopen.com>
4404 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
4405 function to simplify/factorize operand order canonicalization.
4406 (ix86_fixup_binary_operands): Reorganize using the above function.
4407 (ix86_binary_operator_ok): Likewise.
4409 2007-01-27 Jakub Jelinek <jakub@redhat.com>
4411 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
4412 file scope from optimize_attrs.
4413 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
4415 (optimize_attrs): Clear insn_code_values after freeing it.
4417 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4419 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
4420 a parts.base assignment.
4422 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4424 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
4425 (compute_subscript_distance, initialize_data_dependence_relation,
4426 finalize_ddr_dependent, analyze_ziv_subscript,
4427 analyze_siv_subscript_cst_affine,
4428 compute_overlap_steps_for_affine_univar,
4429 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4430 analyze_siv_subscript, analyze_miv_subscript,
4431 analyze_overlapping_iterations, subscript_dependence_tester_1,
4432 compute_self_dependence, free_dependence_relation): Work
4433 with affine_fn instead of chrecs.
4434 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
4435 common_affine_function, affine_function_base,
4436 affine_function_constant_p, affine_fn_op, affine_fn_plus,
4437 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
4438 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
4439 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
4440 (all_chrecs_equal_p): Removed.
4441 * tree-data-ref.h (affine_fn, conflict_function): New types.
4442 (struct subscript): Change type of conflicting_iterations_in_a
4443 and conflicting_iterations_in_b.
4445 2007-01-26 Steve Ellcey <sje@cup.hp.com>
4448 * config/pa/pa.h (TARGET_HPUX_11): New.
4449 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
4450 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
4452 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
4453 Richard Guenther <rguenther@suse.de>
4455 * tree-ssa-structalias.c (solve_graph): Handle case
4456 we merged the variable to another.
4458 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4460 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
4463 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
4464 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
4466 2007-01-25 DJ Delorie <dj@redhat.com>
4468 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
4469 allow changes to modes which don't fit in those registers.
4471 * reload1.c (choose_reload_regs): Check for invalid subregs before
4472 computing their locations, not after.
4474 2007-01-25 Geoffrey Keating <geoffk@apple.com>
4477 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
4478 save Altivec registers in an eh_return function.
4479 (compute_vrsave_mask): Likewise.
4480 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
4481 for saving Altivec registers.
4482 (rs6000_emit_prologue): Don't allocate stack twice in
4483 eh_return function. Correct expected value of altivec_save_offset
4484 when using save_world. Describe save of R0 to stack when using
4485 save_world. Describe stack pointer adjustment when using
4486 save_world. Remove duplicated eh_return parameter register saving.
4487 Update sp_offset variable after save_world.
4488 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
4490 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
4491 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
4494 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4496 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4498 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4501 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4502 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4504 2007-01-25 Richard Guenther <rguenther@suse.de>
4506 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4507 * common.opt (-Wcoverage-mismatch): New warning option.
4508 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4509 if -Wcoverage-mismatch is given.
4511 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4513 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4514 (ipcp_driver): Change to static definition.
4515 Add dumping of the ifunctions.
4516 (constant_val_insert): Remove unused parameter. Support for SSA.
4517 (ipcp_propagate_const): Support for SSA.
4518 (ipcp_profile_bb_print): Print only analyzed nodes.
4519 (ipcp_replace_map_create): Remove support for Fortran constant
4521 * ipa-prop.c (ipa_method_modify_stmt,
4522 ipa_callsite_compute_param): Support for SSA.
4523 * ipa-prop.h (ipcp_driver): Remove declaration.
4524 (IS_VALID_TREE_MAP_INDEX): Add define.
4526 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4528 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4530 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4533 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4534 constant argument to cabs and do it without checking for
4535 -funsafe-math-optimizations.
4537 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4539 * c-common.h (RID_FIRST_CXX0X): New.
4540 (RID_LAST_CXX0X): New.
4541 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4543 * c.opt (Wc++0x-compat): New.
4544 * doc/invoke.texi (-Wc++0x-compat): Document.
4546 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4548 * builtins.c (fold_builtin_carg): New.
4549 (fold_builtin_1): Use it.
4551 2007-01-24 Jan Hubicka <jh@suse.cz>
4553 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4555 * ipa-inline.c (initial_insns, max_insns): Delete.
4556 (compute_max_insns): New function.
4557 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4558 of insns as base for code growth.
4559 (cgraph_decide_inlining): Make initial_insns local; do not compute
4561 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4562 * doc/invoke.texi (inline-unit-growth): Update docs.
4564 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4566 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4567 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4568 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4569 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4570 for CPUs that have PTA_CX16 set.
4573 * gimplify.c (omp_check_private): New function.
4574 (gimplify_scan_omp_clauses): Use it for
4575 firstprivate/lastprivate/reduction.
4578 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4579 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4582 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4583 If lower_lastprivate_clauses emits some statements, append them
4584 to dlist rather than body_p and to body_p append an initializer.
4585 (lower_omp_for): Adjust caller.
4587 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4589 * target.h (globalize_decl_name): New.
4590 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4591 * output.h (default_globalize_decl_name): New.
4592 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4594 (globalize_decl): Ditto.
4595 (default_globalize_decl_name): New.
4596 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4597 (ia64_handle_version_id_attribute): New.
4598 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4599 (ia64_asm_output_external): Use globalize_decl_name instead
4601 * doc/extend.texi (version_id): New pragma.
4602 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4604 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4606 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4607 _uleb128_t and _Unwind_SWord with _sleb128_t.
4608 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4609 uw_frame_state_for, uw_update_context_1): Likewise.
4610 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4611 * unwind-pe.h (read_uleb128, read_sleb128,
4612 read_encoded_value_with_base): Likewise.
4613 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4615 2007-01-24 Richard Guenther <rguenther@suse.de>
4617 * builtins.c (expand_builtin_cexpi): Get the fndecl
4618 for cexp in the correct way.
4620 2007-01-24 Jan Hubicka <jh@suse.cz>
4622 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4624 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4626 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4627 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4628 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4629 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4630 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4631 __SIZEOF_PTRDIFF_T__.
4632 * doc/cpp.texi: Documentation for the new builtin macros added.
4634 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4636 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4637 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4638 instead of operands[2] to avoid access past the end of array.
4640 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4642 * reload1.c (emit_reload_insns): Pass the reload register
4643 for a non-spill output reload through forget_old_reloads_1.
4645 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4647 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4648 _SOFT_DOUBLE if doubles use software floating-point.
4649 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4650 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4651 * config/rs6000/darwin-ldouble.c: Also compile functions for
4652 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4653 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4654 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4655 commented-out long double override.
4656 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4657 * config/rs6000/eabispe.h: Likewise.
4658 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4659 long double for non-SPE.
4660 (rs6000_handle_option): Likewise.
4661 (invalid_e500_subreg): Disallow more subregs involding DImode,
4662 DFmode, TImode or TFmode.
4663 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4665 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4667 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4668 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4670 (rs6000_legitimate_address): Also check for TFmode for E500
4672 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4673 (spe_build_register_parallel): Handle TFmode and TCmode.
4674 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4676 (function_arg): Handle TFmode and TCmode for E500 double.
4677 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4679 (print_operand): Handle TFmode and TImode for %y.
4680 (rs6000_generate_compare): Handle TFmode comparisons for E500
4682 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4683 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4684 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4685 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4686 TFmode for E500 double.
4687 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4688 (floatsidf2): Enable for E500 double.
4689 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4690 (extenddftf2): Change to extenddftf2_fprs.
4691 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4692 depending on TARGET_E500_DOUBLE.
4693 (extendsftf2): Enable for E500 double.
4694 (trunctfdf2): Enable for E500 double.
4695 (trunctfsf2): Change to trunctfsf2_fprs.
4696 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4697 depending on TARGET_E500_DOUBLE.
4698 (floatsitf2): Enable for E500 double.
4699 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4700 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4701 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4702 (negtf2): Change to negtf2_internal.
4703 (negtf2): New expander.
4704 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4705 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4706 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4707 (movdi_internal32): Use rs6000_nonimmediate_operand.
4708 (unnamed splitter): Likewise.
4709 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4710 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4711 (SPE64TF, DITI): New mode macros.
4712 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4715 (frob_<mode>_di_2): New.
4716 (frob_tf_di_8_2): New.
4717 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4719 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4721 (frob_ti_<mode>_8_2): New.
4722 (frob_ti_tf_2): New.
4723 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4724 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4726 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4727 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4728 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4729 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4730 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4731 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4734 2007-01-23 Ian Lance Taylor <iant@google.com>
4736 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4738 (OBJS-archive): Reformat, alphabetize.
4739 (OBJS): Change out_object_file to OBJS-md.
4741 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4743 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4744 JUMP_P and CALL_P predicates where applicable.
4745 * config/i386/i386.c: Ditto.
4746 * config/i386/i386.md: Ditto.
4747 * config/i386/mmx.md: Ditto.
4748 * config/i386/predicates.md: Ditto.
4750 2007-01-22 Andreas Schwab <schwab@suse.de>
4752 * config/m68k/m68k.h: Fix comment.
4754 2007-01-22 Jan Hubicka <jh@suse.cz>
4756 * passes.c (init_optimization_passes): Do not rerun
4757 pass_early_warn_uninitialized.
4759 2007-01-22 Richard Guenther <rguenther@suse.de>
4761 PR tree-optimization/30038
4762 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4764 (execute_cse_sincos_1): Likewise.
4765 (execute_cse_sincos): Likewise.
4766 (gate_cse_sincos): Likewise.
4767 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4768 the cexpi() canonicalization of sincos().
4769 * tree-pass.h (pass_cse_sincos): Declare.
4770 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4772 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4774 PR rtl-optimization/29329
4775 * combine.c (replaced_rhs_insn): Rename to i2mod.
4776 (replaced_rhs_value): Rename to i2mod_new_rhs.
4777 (i2mod_old_rhs): New global variable.
4778 (combine_instructions): Adjust for above change. Save a copy of
4779 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4780 note are substituted in the second instruction.
4781 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4782 ditch the note if it pertains to the second eliminated register
4783 and this register is mentioned in i2mod_old_rhs.
4786 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4788 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4789 the insn to which the note was originally attached.
4791 2007-01-21 Jan Hubicka <jh@suse.cz>
4793 * ipa-inline.c (inlining_mode): Comment, move up.
4794 (cgraph_decide_inlining_incrementally): Do not perform inlining
4795 itself; fix handling of flattening of self recursive functions.
4796 (cgraph_find_cycles): Remove.
4797 (cgraph_flatten_node): Remove.
4798 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4799 (try_inline): New function.
4800 (cgraph_early_inlining): Update call of
4801 cgraph_decide_inlining_incrementally. Apply inlining here.
4802 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4804 2007-01-21 Dirk Mueller <dmueller@suse.de>
4807 * tree-vrp.c (check_array_bounds): do not warn
4808 about ADDR_EXPR's of ARRAY_REF's which are immediately
4809 used in binary expressions.
4811 2007-01-21 Ira Rosen <irar@il.ibm.com>
4813 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4814 read_write_dep and macros for its access.
4815 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4816 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4817 argument, call vect_check_interleaving for every independent pair of
4818 data-refs. Mark loads that access the same memory location as a store
4820 (vect_check_dependences): Remove.
4821 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4822 call, fix the call to vect_analyze_data_ref_dependence.
4823 (vect_analyze_data_ref_access): For statements that access the same
4824 data-ref, check that they are not stores; for loads, check that there
4825 is no store that access the same location.
4827 2007-01-20 Roger Sayle <roger@eyesopen.com>
4828 Joseph Myers <joseph@codesourcery.com>
4830 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4831 (-fdump-rtl-stack): Likewise.
4832 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4833 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4834 (-mpt-fixed): Use @minus{} for minus sign.
4835 (Using Precompiled Headers): Fix under/overfull hbox.
4837 2007-01-20 Jan Hubicka <jh@suse.cz>
4839 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4840 place within annotation.
4842 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4844 * pa.c (output_move_double): Change array size of xoperands to 4.
4846 2007-01-20 Jan Hubicka <jh@suse.cz>
4848 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4851 2007-01-19 Ian Lance Taylor <iant@google.com>
4853 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4854 constant to unsigned HOST_WIDE_INT before negating.
4856 2007-01-19 Ian Lance Taylor <iant@google.com>
4858 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4860 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4861 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4862 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4863 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4864 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4865 (realloc_vdef, realloc_vuse): Change second parameter to
4867 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4869 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4870 unsigned. Change x and lim locals to unsigned.
4871 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4873 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4874 (copy_virtual_operands): Change i and n locals to unsigned.
4876 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4879 * builtins.c (fold_builtin_1): Handle builtin fdim.
4881 2007-01-20 Jan Hubicka <jh@suse.cz>
4883 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4884 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4885 init_alias_heapvars.
4886 (init_alias_heapvars): Initialize only when not already initialized.
4887 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4889 2007-01-19 Roger Sayle <roger@eyesopen.com>
4891 * common.opt (fsigned-zeros): New command line option.
4892 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4893 of flag_unsafe_math_optimizations.
4894 * opts.c (set_fast_math_flags): The -ffast-math command line option
4895 implies -fno-signed-zeros.
4896 (fast_math_flags_set_p): Likewise.
4898 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4899 the documentation of -ffast-math appropriately. Wrap long lines.
4901 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4903 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4904 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4906 2007-01-19 Tomas Bily <tbily@suse.cz>
4908 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4910 (tree_init_ic_make_global_vars): New function
4911 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4912 (tree_gen_ic_profiler): New function
4913 (tree_gen_ic_func_profiler): New function
4914 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4915 (tree_profile_hooks): Added hook for indirec/virtual calls
4916 * value-prof.c (tree_find_values_to_profile): New case for
4918 (tree_values_to_profile): Call for determining indirect/virtual
4920 (tree_indirect_call_to_profile): New function
4921 (tree_ic_transform): New function
4922 (tree_ic): New function
4923 (find_func_by_pid): New function
4924 (init_pid_map): New function
4925 (tree_value_profile_transformations): Added check for
4926 indirect/virtual call transformation
4927 * value-prof.h (enum hist_type): New counter type for
4928 indirect/virtual calls
4929 (profile_hooks): Added new hook for profiling indirect/virtual
4931 * profile.c (instrument_values): New case for indirect/virtual
4933 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4934 (GCOV_COUNTER_V_INDIR): New counter type
4935 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4936 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4938 * cgraph.c: Definition of cgraph_max_pid
4939 (cgraph_create_node): Default init of pid attribute
4940 * cgraph.h: Declaration of cgraph_max_pid
4941 (struct cgraph_node): Added pid attribute
4942 * libgcov.c (__gcov_indirect_call_profiler): New function
4943 (__gcov_one_value_profiler_body): New function
4944 (__gcov_one_value_profiler): Body was moved to
4945 __gcov_one_value_profiler_body and calls it
4947 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4949 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4950 * gengtype.c (write_types_data, write_func_for_structure,
4951 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4952 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4953 (walk_type, write_func_for_structure): Generate the mark_hook if
4956 2007-01-19 Jan Hubicka <jh@suse.cz>
4958 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4959 'early' argument take inlining mode argument specifying whether to
4960 inline for size/speeed or all functions; add support for flattening;
4962 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4964 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4967 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4968 the name of the declared identifier.
4970 2007-01-19 Dirk Mueller <dmueller@suse.de>
4972 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4973 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4974 duplicate evaluation.
4976 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4978 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4979 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4980 to XFMode, use acosxf2 and truncate result to requested mode.
4981 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4982 (asin<mode>2): Similarly, with asin expanders.
4983 (*fscalexf4_i387): Rename from *fscalexf4.
4984 (expNcorexf3): New expander.
4985 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4986 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4987 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4988 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4989 patterns for SSE math.
4990 (exp10<mode>2): Similarly, with exp10 expanders.
4991 (exp2<mode>2): Similarly, with exp2 expanders.
4992 (expm1<mode>2): Similarly, with expm1 expanders.
4993 (ldexp<mode>3): Similarly, with ldexp expanders.
4994 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4995 Use gen_truncxf<mode>2_i387_noop to truncate result.
4997 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4999 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5000 for ColdFire targets.
5002 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5003 Richard Sandiford <richard@codesourcery.com>
5005 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5006 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5007 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5008 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5009 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5010 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5012 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5014 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5015 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5016 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5017 (*adddi_dilshr32_cf): New pattern.
5018 (adddi3, subdi3): Remove first alternatives.
5020 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5022 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5023 implemented using move.l, do not use its cc result for floating-point
5026 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5028 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5029 from accepting 's' constraints if flag_pic.
5031 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5033 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5034 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5035 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5036 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5038 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5040 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5041 ColdFire alternatives.
5042 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5043 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5044 architectures that support ff1 instruction.
5046 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5047 Julian Brown <julian@codesourcery.com>
5049 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5050 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5051 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5054 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5056 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5058 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5059 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5060 HOST_WIDE_INT instead of an rtx.
5061 (m68k_rtx_costs): Update call accordingly.
5062 (output_move_const_into_data_reg): Likewise. Fix formatting.
5063 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5065 (output_move_simode_const): Update calls after above changes.
5066 Rework to use automatic variables and predicates like MEM_P.
5067 * config/m68k/m68k.md (pushexthisi_const): Update call to
5070 2007-01-19 Dirk Mueller <dmueller@suse.de>
5072 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5075 2007-01-19 Richard Guenther <rguenther@suse.de>
5077 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5078 via cexp in case sincos is not available.
5080 2007-01-19 Richard Guenther <rguenther@suse.de>
5082 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5083 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5084 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5085 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5086 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5087 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5088 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5089 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5091 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5093 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5095 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5096 (atan2xf3): Directly generate RTL pattern.
5097 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5098 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5099 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5100 disable patterns for SSE math.
5101 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5102 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5103 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5104 disable patterns for SSE math.
5106 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5108 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5110 2007-01-18 Roger Sayle <roger@eyesopen.com>
5112 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5113 VIEW_CONVERT_EXPR to the same type as it's operand.
5115 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5117 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5118 configured for long double 128.
5120 2007-01-18 Mike Stump <mrs@apple.com>
5122 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5125 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5127 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5130 2007-01-18 Jan Hubicka <jh@suse.cz>
5132 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5133 greater than NUM_VOP_FREE_BUCKETS.
5135 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5137 * tree-ssa-structalias.c: Update comments.
5138 (ptabitmap_obstack): Removed.
5140 (oldpta_obstack): Ditto.
5141 (stats): Add a few members.
5142 (struct variable_info): Remove node, complex, address_taken, and
5143 indirect_target members. Add oldsolution member.
5144 (new_var_info): Do not initialize removed members.
5145 (constraint_expr_type): Remove INCLUDES.
5146 (constraint_graph): Add size, implicit_preds, rep,
5147 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5148 (FIRST_REF_NODE): New macro.
5149 (LAST_REF_NODE): Ditto.
5150 (FIRST_ADDR_NODE): Ditto.
5151 (find): New function.
5153 (dump_constraint): Do not handle INCLUDES.
5154 (insert_into_complex): Do not insert duplicate constraints.
5155 (condense_varmap_nodes): Renamed and rewritten into ...
5156 (merge_node_constraints): This. Also fix bug in handling of
5157 offseted copy constraints.
5158 (clear_edges_for_node): No longer need to deal with preds at all,
5159 or removing associated preds/succs.
5160 (merge_graph_nodes): Deal with indirect_cycles.
5161 Don't deal with predecessors.
5162 (add_implicit_graph_edge): New function.
5163 (add_pred_graph_edge): Ditto.
5164 (add_graph_edge): Don't deal with predecessors.
5165 (build_constraint_graph): Removed.
5166 (build_pred_graph): New function.
5167 (build_succ_graph): Ditto.
5168 (struct scc_info): Removed in_component. Added roots, dfs, and
5169 node_mapping. Remove visited_index, unification_queue.
5170 (scc_visit): Deal with union-find we do now.
5171 Deal with cycles with REF nodes.
5172 (collapse_nodes): Renamed and rewritten to ...
5173 (unify_nodes): This.
5174 (process_unification_queue): Removed.
5175 (topo_visit): Cleanup
5176 (do_da_constraint): Use find.
5177 (do_sd_constraint): Ditto.
5178 (do_ds_constraint): Ditto.
5179 (do_complex_constraint): Ditto.
5180 (init_scc_info): Update for removed and added members.
5181 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
5182 (find_indirect_cycles): This.
5183 (equivalence_class): New variable.
5184 (label_visit): New function.
5185 (perform_variable_substitution): Rewritten.
5186 (free_var_substitution_info): New function.
5187 (find_equivalent_node): Ditto.
5188 (move_complex_constraints): Ditto.
5189 (eliminate_indirect_cycles): Ditto.
5190 (solve_graph): Only propagate changed bits.
5191 Use indirect cycle elimination.
5193 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
5194 (tree_id_eq): Renamed to ...
5195 (tree_vi_eq): This. Update for member change
5196 (insert_id_for_tree): Renamed and rewritten to ...
5197 (insert_vi_for_tree): This.
5198 (lookup_id_for_tree): Renamed and rewritten to ...
5199 (lookup_vi_for_tree): This.
5200 (get_id_for_tree): Renamed and rewritten to ...
5201 (get_vi_for_tree): Ditto.
5202 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
5203 (process_constraint): Don't handle INCLUDES.
5204 Remove special ADDRESSOF case.
5205 (find_func_aliases): Rewrite to use vi functions instead of id
5207 (create_function_info_for): Ditto.
5208 (create_variable_info_for): Ditto.
5209 (intra_create_variable_infos): Ditto.
5210 (merge_smts_into): Ditto.
5211 (find_what_p_points_to): Ditto.
5212 (init_base_vars): Ditto.
5213 (init_alias_vars): Ditto.
5214 (remove_preds_and_fake_succs): New function.
5215 (dump_sa_points_to_info): Dump new stats.
5216 (dump_solution_for_var): Use find.
5217 (set_used_smts): Fix formatting.
5218 (compute_points_to_sets): Updated for new functions.
5219 (ipa_pta_execute): Ditto.
5221 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5222 Richard Sandiford <richard@codesourcery.com>
5224 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
5226 * calls.c (expand_call): If the return value is a PARALLEL,
5227 extract its first member.
5228 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
5229 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5230 use FUNCTION_EXTRA_EPILOGUE.
5231 (m68k_function_value): Return a PARALLEL if the return value
5232 is of a pointer type.
5233 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
5234 (FUNCTION_EXTRA_EPILOGUE): Remove.
5235 * config/m68k/m68k.md (D0_REG): New constant.
5237 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5239 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5240 output a NOP for empty epilogues.
5242 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5244 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
5245 before function. Extend register save check to include all
5246 registers, not just integer ones.
5248 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5250 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
5251 (m68k_use_return_insn): ...this.
5252 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
5253 * config/m68k/m68k.c (use_return_insn): Rename to...
5254 (m68k_use_return_insn): ...this.
5255 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
5258 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5260 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
5261 nearest even, fix denormal rounding overflow.
5263 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5265 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
5266 f%$smove and f%$move.
5267 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
5268 (extendsfdf2_cf): Use fdmove instead of f%&move.
5269 (truncdfsf2_cf): Use fsmove instead of f%$smove.
5270 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
5272 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5274 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
5277 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5279 * real.h (real_format): Add a canonical_nan_lsbs_set field.
5280 (coldfire_single_format): Declare.
5281 (coldfire_double_format): Likewise.
5282 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
5283 of qnan_msb_set to determine the lower bits of a canonical
5285 (encode_ieee_double): Likewise.
5286 (encode_ieee_quad): Likewise.
5287 (ieee_single_format): Initialize canonical_nan_lsbs_set.
5288 (mips_single_format): Likewise.
5289 (ieee_double_format): Likewise.
5290 (mips_double_format): Likewise.
5291 (ieee_extended_motorola_format): Likewise.
5292 (ieee_extended_intel_96_format): Likewise.
5293 (ieee_extended_intel_128_format): Likewise.
5294 (ieee_extended_intel_96_round_53_format): Likewise.
5295 (ibm_extended_format): Likewise.
5296 (mips_extended_format): Likewise.
5297 (ieee_quad_format): Likewise.
5298 (mips_quad_format): Likewise.
5299 (vax_f_format): Likewise.
5300 (vax_d_format): Likewise.
5301 (vax_g_format): Likewise.
5302 (i370_single_format): Likewise.
5303 (i370_double_format): Likewise.
5304 (decimal_single_format): Likewise.
5305 (decimal_double_format): Likewise.
5306 (decimal_quad_format): Likewise.
5307 (c4x_single_format): Likewise.
5308 (c4x_extended_format): Likewise.
5309 (real_internal_format): Likewise.
5310 (coldfire_single_format): New real_format.
5311 (coldfire_double_format): Likewise.
5312 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
5313 canonical_nan_lsbs_set.
5314 (pdp11_d_format): Likewise.
5315 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
5316 if TARGET_COLDFIRE_CPU.
5318 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5320 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
5321 (output_call, m68k_legitimize_call_address): Declare.
5322 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
5323 parenthesees. Add support for a 'W' constraint.
5324 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
5325 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
5326 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
5327 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
5329 (override_options): Initialize them. Do not set flag_no_function_cse
5330 for TARGET_ID_SHARED_LIBRARY.
5331 (m68k_output_pic_call): Delete.
5332 (m68k_legitimize_call_address): New function.
5333 (print_operand): Remove the %o prefix. Handle the %p prefix.
5334 (output_call): New function.
5335 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
5336 target address from the GOT if symbolic jumps are not allowed.
5337 * config/m68k/m68k.md (call, general_operand): Do not set
5338 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
5339 Merge separate flag_pic and !flag_pic define_insns into...
5340 (*call, *call_value): ...these new patterns. Match the address
5341 rather than the containing MEM and require it to be a call_operand.
5342 Use output_call to generate the asm template.
5343 * config/m68k/predicates.md (const_call_operand): New predicate.
5344 (call_operand): Likewise.
5346 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5348 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
5349 (STACK_GROWS_DOWNWARD): Define to 1.
5350 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
5351 comments, emphasizing that these values are only defaults.
5352 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
5353 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
5355 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5357 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
5359 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5360 Richard Sandiford <richard@codesourcery.com>
5362 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
5363 (FP_REGNO_P): New macros.
5364 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
5365 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
5366 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
5367 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
5369 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5371 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5372 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
5374 * config/m68k/t-floatlib: New file, extracting common code from...
5375 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
5376 * config/m68k/t-uclinux: Here.
5377 * config/m68k/fpgnulib.c: Do not compile extendeed precision
5378 routines on ColdFire targets.
5380 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5382 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5383 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
5384 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
5385 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
5386 explicitly set MOTOROLA to 1.
5387 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
5389 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5390 Nathan Sidwell <nathan@codesourcery.com>
5392 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
5393 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
5394 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
5395 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
5396 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
5397 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
5398 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
5399 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
5400 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
5401 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5402 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
5403 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
5404 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
5405 (DBX_REGISTER_NUMBER): Delete.
5406 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
5407 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5408 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
5410 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5412 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
5413 * config/flat.h: New file.
5414 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
5416 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
5417 indirect references for -msep-data or -mid-shared-library.
5418 Do not use PC-relative code addresses either.
5419 * config/m68k/m68k.c (override_options): Restrict -fPIC error
5421 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
5422 for shared libraries and crt1.o for executables. Use crti.o and
5424 (ENDFILE_SPEC): Use crtend.o and crtn.o.
5425 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
5426 Do not add -elf2flt or -shared-lib-id options here.
5427 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
5428 Pass -shared-lib-id if -mid-shared-library, taking the library
5429 identifier from -mshared-library-id if given, otherwise
5431 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
5432 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
5433 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
5434 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
5435 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
5436 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
5438 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
5439 jump sequence for ISA A and ISA A+.
5440 (PICJUMP): Likewise.
5442 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5444 * config.gcc (m68k-*-uclinux*): Base the port on the common
5445 and m68k GNU/Linux files rather than on the generic ELF ones.
5446 * config/m68k/uclinux.h (TARGET_VERSION): Override.
5447 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5449 2007-01-18 Julian Brown <julian@codesourcery.com>
5450 Richard Sandiford <richard@codesourcery.com>
5452 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
5453 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5454 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
5456 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
5458 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5460 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5462 * doc/install.texi: Document m68k-uclinuxoldabi.
5463 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
5464 * config/m68k/uclinux-oldabi.h: New file, copied from
5465 config/m68k/uclinux.h.
5467 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
5469 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
5470 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
5471 (m32r_compute_frame_size): Use unsigned for regno.
5472 (m32r_reload_lr): Use gen_frame_mem.
5474 (m32r_output_function_epilogue): Don't output the function epilogue
5476 (m32r_expand_epilogue): New.
5477 (direct_return): Return false if the function has the interrupt
5479 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
5480 * config/m32r/m32r.md (epilogue): New expander.
5481 (return_lr, return_rte): New insns.
5482 (return): Make it expander.
5483 (return_normal): New expander.
5485 2007-01-18 Josh Conner <jconner@apple.com>
5488 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
5489 support for UNLE, UNLT, UNGE, and UNGT.
5491 2007-01-18 Jan Hubicka <jh@suse.cz>
5493 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
5494 * tree-tailcall (add_virtual_phis): Likewise.
5495 (optimize_tail_call): Return TODOs.
5496 (execute_tail_calls): Return TODOs.
5497 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5498 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5500 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5501 Cleanup cfg using TODO.
5502 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5503 * passes.c (execute_function_todo): When cleanup did something, remove
5505 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5506 (make_edges): Don't cleanup_cfg.
5508 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5510 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5511 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5512 operate on the top of stack.
5513 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5514 register handling of instructions that output to the second
5516 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5517 (move_for_stack_reg): Special-case check for dead destination
5518 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5520 * config/i386/i386.md (UNSPEC_TAN): New constant.
5521 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5522 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5523 to correctly model move of constant 1.0 to top stack slot.
5524 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5525 (unnamed peephole2 pattern): Remove corresponding peephole2
5526 pattern that optimizes tan insn and loading of constant 1.0.
5527 (tanxf2): Use fptanxf4_i387.
5528 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5529 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5530 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5531 disable patterns for SSE math.
5532 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5533 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5535 2007-01-18 Dirk Mueller <dmueller@suse.de>
5536 Richard Guenther <rguenther@suse.de>
5539 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5540 * common.opt (Warray-bounds): Add new warning option.
5541 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5543 * Makefile.in: make tree-vrp.o depend on toplev.h
5544 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5546 (check_array_refs, check_array_bounds, check_array_ref): New.
5548 2007-01-18 Jan Hubicka <jh@suse.cz>
5550 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5551 (execute_ssa_ccp): Return flags conditionally.
5552 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5554 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5556 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5558 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5559 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5561 * Makefile.c (GTFILES): Add cfglayout.h.
5562 * gengtype.c (open_base_files): Likewise.
5563 * cfglayout.c (cfg_layout_function_footer,
5564 cfg_layout_function_header) Reindent to make gengtype happy.
5565 * cfglayout.h (cfg_layout_function_footer,
5566 cfg_layout_function_header): Add GTY(()) marker.
5568 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5570 2007-01-18 Ben Elliston <bje@au.ibm.com>
5572 * genautomata.c (write_automata): Include xstrerror output in the
5573 error message if writing the DFA description file fails.
5575 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5577 * config/mips/mips-protos.h (mips_output_external): Make it
5579 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5580 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5581 (extern_list): Likewise.
5582 (extern_head): Likewise.
5583 (TARGET_ASM_FILE_END): Likewise.
5584 (mips_file_end): Likewise.
5585 (mips_output_external): Rewritten.
5587 2007-01-18 Ben Elliston <bje@au.ibm.com>
5589 * genpreds.c (write_insn_preds_c): Only write out the function
5590 body for regclass_for_constraint if we have register constraints.
5592 2007-01-17 Tom Tromey <tromey@redhat.com>
5594 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5595 * doc/install.texi (Testing): Use sourceware.org.
5596 (Binaries): Likewise.
5597 (Specific): Likewise.
5598 * doc/contrib.texi (Contributors): Use sourceware.org.
5600 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5602 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5603 (AVR_ENHANCED): Rename to ...
5604 (AVR_HAVE_MUL): ... new.
5605 (avr_enhanced_p): Rename to ...
5606 (avr_have_mul_p): ... new.
5607 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5608 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5609 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5610 (avr_have_mul_p): ... new.
5611 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5612 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5613 'avr_enhanced_p' and 'enhanced'.
5614 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5615 AVR_HAVE_MUL instead of AVR_ENHANCED.
5616 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5617 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5618 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5619 instead of AVR_ENHANCED.
5620 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5621 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5622 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5624 2007-01-17 Ian Lance Taylor <iant@google.com>
5626 * vec.h (VEC_reserve_exact): Define.
5627 (vec_gc_p_reserve_exact): Declare.
5628 (vec_gc_o_reserve_exact): Declare.
5629 (vec_heap_p_reserve_exact): Declare.
5630 (vec_heap_o_reserve_exact): Declare.
5631 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5633 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5635 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5636 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5637 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5638 * vec.c (calculate_allocation): Add exact parameter. Change all
5640 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5641 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5642 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5643 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5644 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5645 (vec_heap_p_reserve_exact): New function.
5646 (vec_heap_o_reserve_exact): New function.
5648 2007-01-17 Jan Hubicka <jh@suse.cz>
5650 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5652 2007-01-17 Eric Christopher <echristo@apple.com>
5654 * config.gcc: Support core2 processor.
5656 2007-01-16 Jan Hubicka <jh@suse.cz>
5658 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5659 the names, just unlink the chain so we don't crash on dangling pointers
5662 2007-01-16 Jan Hubicka <jh@suse.cz>
5664 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5665 * tree-pass.h: Reorder to make IPA passes appear toegher.
5666 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5667 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5668 parameters, do not call early inliner.
5669 * ipa-inline.c: Update comments. Include tree-flow.h
5670 (cgraph_decide_inlining): Do not compute inlining parameters.
5671 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5672 be called with function context set up.
5673 (pass_ipa_inline): Remove unreachable functions before pass.
5674 (cgraph_early_inlining): Simplify assuming to be called from the
5676 (pass_early_inline): New pass.
5677 (cgraph_gate_ipa_early_inlining): New gate.
5678 (pass_ipa_early_inline): Turn into simple wrapper.
5679 (compute_inline_parameters): New function.
5680 (gate_inline_passes): New gate.
5681 (pass_inline_parameters): New pass.
5682 (apply_inline): Move here from tree-optimize.c
5683 (pass_apply_inline): New pass.
5684 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5686 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5688 (tree_function_versioning): Do not allocate dummy struct function.
5689 * tree-inline.h (optimize_inline_calls): Update prototype.
5690 * tree-optimize.c (execute_fixup_cfg): Export.
5691 (pass_fixup_cfg): Remove
5692 (tree_rest_of_compilation): Do not apply inlines.
5693 * tree-flow.h (execute_fixup_cfg): Declare.
5694 * Makefile.in (gt-passes.c): New.
5695 * passes.c: Include gt-passes.h
5696 (init_optimization_passes): New passes.
5697 (nnodes, order): New static vars.
5698 (do_per_function_toporder): New function.
5699 (execute_one_pass): Dump current pass here.
5700 (execute_ipa_pass_list): Don't dump current pass here.
5702 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5704 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5705 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5707 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5709 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5710 (strong_alias): Define.
5711 (__gcc_qmul): Provide non-FMA for soft-float.
5717 (__gcc_qunord): New.
5727 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5728 soft-float functions.
5729 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5730 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5731 about long double soft float.
5733 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5734 Tehila Meyzels <tehila@il.ibm.com>
5736 * tree-vectorizer.h (is_pattern_stmt_p): New.
5737 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5738 formatting (tabs instead of spaces). Cleanup and clarify setting
5739 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5740 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5741 (vectorizable_type_demotion): Check that types are integral.
5742 (vectorizable_type_promotion): Likewise.
5743 (vectorizable_store): Fix typo. Eliminate new-line at end of
5746 2007-01-16 Jan Hubicka <jh@suse.cz>
5748 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5751 2007-01-15 Eric Christopher <echristo@apple.com>
5753 * ifcvt.c: Include vec.h, vecprim.h.
5754 (check_cond_move_block): New argument regs.
5755 Reorganize. Add registers used to regs.
5756 (cond_move_process_if_block): Use regs set above as
5759 2007-01-15 Eric Christopher <echristo@apple.com>
5761 * config/darwin.h: Update copyright.
5762 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5763 (LINK_COMMAND_SPEC): Add -u.
5764 (LINK_SPEC): Fix umbrella for above.
5766 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5768 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5771 2007-01-15 Tom Tromey <tromey@redhat.com>
5773 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5774 * doc/install.texi (Testing): Don't mention jacks.
5775 (Configuration): Document --enable-java-maintainer-mode. Move
5776 --with-java-home to libgcj-specific section. Document
5778 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5780 2007-01-15 Jan Hubicka <jh@suse.cz>
5782 * tree-ssa-dce.c (DCE_TODOs): New.
5783 (propagate_necessity): Return if something changed.
5784 (eliminate_unnecessary_stmts): Likewise.
5785 (perform_tree_ssa_dce): Return TODO flags when needed.
5786 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5788 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5790 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5791 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5792 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5793 patterns using X87MODEF12 mode macro. Extend operand 1
5794 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5795 (log10<mode>2): Ditto.
5796 (log2<mode>2): Ditto.
5797 (log1p<mode>2): Ditto.
5798 (logb<mode>2): Ditto.
5799 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5800 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5801 (*fxtractxf3_i387): Rename from *fxtractxf3.
5802 (fxtract_extend<mode>xf3_i387): New insn pattern.
5803 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5804 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5805 and gen_fyl2xxf3_i387().
5807 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5809 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5810 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5811 get_loop_exit_edges. Changed return type to bool.
5812 * cfgloop.h (fix_loop_placement): Declaration removed.
5814 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5816 * param.h (MIN_VECT_LOOP_BOUND): New.
5817 * params.def (MIN_VECT_LOOP_BOUND): New.
5818 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5819 argument - minimum threshold for number of iterations.
5820 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5821 argument to declaration.
5822 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5823 MIN_VECT_LOOP_BOUND.
5824 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5825 slpeel_tree_peel_loop_to_edge with additional argument.
5826 (vect_do_peeling_for_alignment): Likewise.
5827 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5829 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5832 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5835 2007-01-14 Jan Hubicka <jh@suse.cz>
5837 * tree-dfa.c (remove_referenced_var): New function.
5838 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5839 prune referenced vars list too.
5840 * tree-flow.h (remove_referenced_var): Declare.
5842 2007-01-14 Jan Hubicka <jh@suse.cz>
5844 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5846 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5847 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5848 * except.h (verify_eh_throw_table_statements): Kill prototype.
5849 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5850 into call exrepssions.
5851 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5853 * tree-cfg.c: Include pointer-set.h.
5854 (verify_node_sharing): Work on pointer set.
5855 (verify_eh_throw_stmt_node): New.
5856 (verify_stmts): Use pointers sets, verify throw_stmt.
5858 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5860 * ipa-reference.c (analyze_function): Consider also addresses taken
5863 2007-01-12 Roger Sayle <roger@eyesopen.com>
5865 * c-typeck.c (null_pointer_constant_p): Replace use of
5866 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5867 (build_c_cast): Likewise.
5869 2007-01-12 Roger Sayle <roger@eyesopen.com>
5871 * tree.h (force_fit_type_double): Remove unused final argument.
5872 * c-common.c (constant_expression_warning): Replace use of
5873 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5874 (convert_and_check): Likewise.
5875 (shorten_compare): Update call to force_fit_type_double.
5876 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5877 * convert.c (convert_to_pointer): Update call to
5878 force_fit_type_double.
5879 * fold-const.c (force_fit_type_double): Remove overflowed_const
5881 (int_const_binop, fold_convert_const_int_from_int,
5882 fold_convert_const_int_from_real, fold_div_compare,
5883 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5884 fold_abs_const, fold_not_const): Remove the final argument from
5885 calls to force_fit_type_double.
5887 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5889 * configure.ac: Set insn to "nop" for spu-*-* also.
5890 * configure: Regenerate.
5892 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5894 * builtins.def : Add BUILT_IN_FREE.
5896 2007-01-12 Jan Hubicka <jh@suse.cz>
5898 PR tree-optimization/30443
5899 * tree-inline.c (tree_function_versioning): Do not optimize when
5900 cloning for inlining.
5902 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5904 * doc/loop.texi: Document recording of loop exits.
5905 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5906 (update_single_exits_after_duplication,
5907 update_single_exit_for_duplicated_loop,
5908 update_single_exit_for_duplicated_loops): Removed.
5909 (duplicate_loop_to_header_edge): Do not call
5910 update_single_exits_after_duplication and
5911 update_single_exit_for_duplicated_loops.
5912 (loop_version): Do not update single_exit information.
5913 (fix_loop_structure): Use record_loop_exits instead of
5914 mark_single_exit_loops.
5915 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5916 the lists of loop exits.
5917 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5918 split_edge, merge_blocks): Update the lists of loop exits.
5919 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5920 loop_optimizer_init.
5921 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5922 of mark_single_exit_loops.
5923 (loop_optimizer_finalize): Call release_recorded_exits.
5924 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5925 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5926 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5927 update single exit information.
5928 * lambda-code.c (perfect_nestify): Ditto.
5929 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5930 (mark_single_exit_loops): Removed.
5931 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5932 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5933 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5935 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5936 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5937 (verify_loop_structure): Verify consistency of the exit lists.
5938 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5939 (set_single_exit): Removed.
5940 * cfgloop.h (struct loop_exit): New function.
5941 (struct loop): single_exit_ field replaced by exits field.
5942 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5943 (struct loops): Added exits hash.
5944 (mark_single_exit_loops, set_single_exit): Declaration removed.
5945 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5947 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5949 * doc/invoke.texi: Avoid use of @headitem.
5951 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5953 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5955 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5957 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5960 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5961 Richard Sandiford <richard@codesourcery.com>
5963 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5964 * config/m68k/m68k.opt: Resort options.
5965 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5967 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5968 Richard Sandiford <richard@codesourcery.com>
5970 * doc/invoke.texi: Document the macros that are defined by
5971 m68k's -mtune and -mhard-float options.
5972 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5973 (m68k_cpp_cpu_family): Likewise.
5974 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5975 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5976 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5977 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5978 (m68k_cpp_cpu_family): Likewise.
5980 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5982 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5983 macros besides mc68000 as tuning macros. Use a switch statement
5984 to set them and mcpu32.
5986 2007-01-12 Julian Brown <julian@codesourcery.com>
5988 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5989 (TARGET_68040_ONLY): Rename to...
5990 (TARGET_68040): ...this.
5991 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5992 * config/m68k/m68k.md: Likewise.
5994 2007-01-12 Julian Brown <julian@codesourcery.com>
5995 Nathan Sidwell <nathan@codesourcery.com>
5996 Richard Sandiford <richard@codesourcery.com>
5998 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5999 the -mcpu= argument associated with the --with-cpu setting.
6000 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6001 if different from the one implied by the -mcpu setting.
6002 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6003 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6004 * doc/invoke.texi: Mention ColdFire in the introduction to the
6005 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6006 -mno-div and -mhard-float options. Make -m68881 a synonym for
6007 -mhard-float. Document the previously-undocumented -m5206e,
6008 -m528x, -m5307 and -m5407 options. Tweak the existing option
6009 documentation for consistency.
6010 * doc/install.texi: Mention new --with-cpu arguments.
6011 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6012 default CPU if neither -mcpu nor -march are specified.
6013 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6014 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6015 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6016 using m68k_tune to decide between families that implement the
6017 same ISA. Use m68k_tune to set __mcfv4e__.
6018 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6019 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6020 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6021 (FL_ISA_C, FL_ISA_MMU): New macros.
6022 (MASK_COLDFIRE): Delete.
6023 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6024 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6025 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6026 (TARGET_HARD_FLOAT): Do not define here.
6027 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6028 (TUNE_68000): New macro.
6029 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6030 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6031 (TUNE_CFV2): Redefine in terms of m68k_tune.
6032 (uarch_type, target_device, fpu_type): New enums.
6033 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6034 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6035 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6036 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6037 (FL_FOR_isa_c): New macros.
6038 (m68k_isa): New enum.
6039 (m68k_target_selection): New structure.
6040 (all_devices, all_isas, all_microarchs): New tables.
6041 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6042 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6043 (MASK_ALL_CPU_BITS): Delete.
6044 (m68k_find_selection): New function.
6045 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6046 Map the legacy target options to a combination of the new ones.
6047 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6048 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6049 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6051 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6052 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6054 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6055 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6056 * config/m68k/m68k-devices.def: New file.
6058 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6059 Nathan Sidwell <nathan@codesourcery.com>
6061 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6062 (SUBTARGET_EXTRA_SPECS): New macros.
6063 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6064 use %(asm_cpu_spec) instead.
6065 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6066 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6067 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6068 (EXTRA_SPECS): Rename to...
6069 (SUBTARGET_EXTRA_SPECS): ...this.
6071 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6072 Richard Sandiford <richard@codesourcery.com>
6073 Julian Brown <julian@codesourcery.com>
6075 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6076 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6077 to the configuration's default CPU.
6078 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6079 Remove default masks.
6080 (m680[012]0-*-*): Set the default with_cpu to the first part of
6082 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6083 (m68k*-*-linux): Extend the --with-cpu handling to...
6084 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6085 and m68010. Don't set target_cpu_default2.
6086 * doc/install.texi: Document --with-cpu for m68k.
6087 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6088 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6089 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6090 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6091 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6092 (ASM_SPEC): Remove use of %(asm_cpu_default).
6093 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6094 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6095 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6096 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6097 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6098 (TARGET_DEFAULT): Delete.
6099 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6100 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6101 (CPP_CPU_SPEC): Delete.
6102 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6103 the appropriate string.
6104 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6105 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6106 (ASM_SPEC): Don't use %(asm_default_spec).
6107 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6108 TARGET_DEFAULT and add MASK_68881.
6109 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6111 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6113 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6114 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6115 MASK_68010 alongside MASK_68020.
6116 * doc/invoke.texi: Document -m68010.
6117 * config/m68k/m68k.opt (m68010): New.
6118 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6120 (TUNE_68010): New macro.
6121 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6122 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6123 (M68K_CPU_m68332): Add MASK_68010.
6124 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6125 fallback definition.
6126 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6128 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6129 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6130 to all entries that use MASK_68020.
6131 (output_move_simode_const, output_move_himode, output_move_qimode)
6132 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6133 instead of TARGET_68020 to select clr behavior. Remove comment
6134 about there being no TARGET_68010.
6135 * config/m68k/m68k.md: Likewise throughout.
6137 2007-01-12 Julian Brown <julian@codesourcery.com>
6139 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6140 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6141 * config/m68k/m68k.md: Likewise.
6143 2007-01-12 Julian Brown <julian@codesourcery.com>
6145 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6146 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6148 2007-01-12 Julian Brown <julian@codesourcery.com>
6150 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6151 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6152 * config/m68k/m68k.md: Likewise.
6154 2007-01-12 Julian Brown <julian@codesourcery.com>
6155 Richard Sandiford <richard@codesourcery.com>
6157 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
6158 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6159 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
6161 (TARGET_CPU32): Rename to...
6162 (TUNE_CPU32): ...this.
6163 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
6164 (TUNE_CFV2): New macros.
6165 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
6166 remove conditions that are implied by TARGET_68020.
6167 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
6168 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
6169 (m68k_output_function_epilogue): Likewise.
6170 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
6171 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
6172 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
6173 non-68000 timings. Refactor multiplication and division costs.
6174 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
6175 TUNE_CPU32 instead of TARGET_CPU32.
6176 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
6177 and TUNE_68060 instead of TARGET_68060.
6178 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
6179 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
6181 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
6182 && !TARGET_COLDFIRE" to choose between moveq and clr.
6183 Likewise in the unnamed movsf pattern.
6184 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
6185 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
6188 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6190 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
6191 of tabbing before backslashes.
6193 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6195 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
6196 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
6197 (ASM_OUTPUT_INTERNAL_LABEL): Define.
6199 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6201 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
6202 find_interesting_uses_cond.
6203 (find_interesting_uses_cond): Use extract_cond_operands.
6204 (rewrite_use_compare): Use extract_cond_operands and
6205 force_gimple_operand_bsi. Do not call update_stmt.
6206 (determine_use_iv_cost_condition): Use extract_cond_operands.
6207 Return cheaper of using original bound and changing the exit bound.
6209 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6211 PR tree-optimization/29516
6212 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
6213 most_expensive_mult_to_index, addr_to_parts,
6214 create_mem_ref, maybe_fold_tmr): Make the type of
6215 fields of TARGET_MEM_REF sizetype.
6216 (move_fixed_address_to_symbol, move_pointer_to_base):
6218 * tree.def (TARGET_MEM_REF): Add comment on types of
6221 2007-01-11 Joseph Myers <joseph@codesourcery.com>
6223 * c-common.c (vector_types_convertible_p): Treat opaque types as
6224 always convertible if they have the same size, but not otherwise.
6226 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
6228 * ifcvt.c (struct noce_if_info): Add comments to the fields.
6229 Remove the b_unconditional field.
6230 (noce_try_sign_mask): Do not look at b_unconditional.
6231 (noce_process_if_block): Do not use merge_if_blocks. Update
6232 the CFG here. Do not set b_unconditional.
6233 (cond_move_process_if_block): Likewise.
6234 (find_cond_trap): Likewise.
6235 (check_cond_move_block): Require simple jump insns at the end
6238 2007-01-11 Jan Hubicka <jh@suse.cz>
6240 PR tree-optimization/1046
6241 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
6242 when alias info is not ready.
6243 (pass_tail_recursion): Do not require aliasing.
6244 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
6245 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
6246 * tree-ssa-copy.c (pass_copy_prop): Likewise.
6247 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
6248 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
6249 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
6250 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
6252 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
6253 When aliasing is not build, mark statement as volatile.
6255 2007-01-11 Tom Tromey <tromey@redhat.com>
6257 PR preprocessor/15185, PR preprocessor/20989:
6258 * doc/cppopts.texi <-MT>: Update description of algorithm for
6259 computing default target.
6260 <-M, -MD>: Reword "basename" text.
6262 2007-01-11 Roger Sayle <roger@eyesopen.com>
6264 * builtins.c (expand_builtin_pow, expand_builtin_powi,
6265 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
6266 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6267 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
6268 fold_builtin_bswap, real_constp, fold_builtin_pow,
6269 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
6270 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
6271 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6272 * convert.c (convert_to_pointer): Likewise.
6273 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6274 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
6275 const_binop, fold_convert_const_int_from_int,
6276 fold_convert_const_int_from_real,
6277 fold_convert_const_real_from_real, sign_bit_p,
6278 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
6279 fold_sign_changed_comparison, fold_unary, fold_comparison,
6280 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
6281 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
6282 * print-tree.c (print_node_brief, print_node): Likewise.
6283 * stor-layout.c (place_field, layout_type): Likewise.
6284 * tree-chrec.c (keep_cast): Likewise.
6285 * tree.c (build_vector, build_real, build_real_from_int_cst,
6286 build_complex): Likewise.
6288 2007-01-11 Roger Sayle <roger@eyesopen.com>
6290 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
6291 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
6293 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
6295 * configure.ac (strict1_warn): Rename to strict_warn.
6296 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
6297 cc_set_by_configure, quoted_cc_set_by_configure,
6298 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
6299 all_boot_languages, all_stagestuff): Remove.
6300 (target_list): Remove bootstrap targets.
6301 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
6302 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
6303 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
6304 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
6305 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
6306 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
6307 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
6308 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
6309 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
6310 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
6311 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
6312 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
6313 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
6314 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
6315 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
6316 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
6317 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
6318 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
6319 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
6320 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
6321 (mostlyclean): Adjust.
6322 (clean, distclean): Don't mention bootstrap stuff.
6323 * configure: Regenerate.
6324 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
6325 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
6326 treelang/config-lang.in (stagestuff): Remove.
6327 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
6328 stageprofile, stagefeedback, stagestuff): Remove mention.
6330 2007-01-11 Nick Clifton <nickc@redhat.com>
6332 * config/mcore/predicates.md (mcore_general_movesrc_operand):
6334 (mcore_general_movdst_operand): Do not accept CONST_INTs.
6335 (mcore_arith_K_S_operand): Run the test for the S constraint not
6336 the test for the M constraint.
6337 (mcore_addsub_operand): Do not accept integer values that are
6338 larger than 32 bits.
6339 * config/mcore/mcore.md: Remove unused constraints from split.
6340 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
6342 (allocate_stack): Likewise.
6343 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
6344 operands to 32 bits.
6345 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
6347 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
6348 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
6349 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
6350 mcore_output_bclri, mcore_output_andn, output_inline_const,
6351 mcore_output_move, mcore_output_movedouble): Likewise.
6352 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
6353 (output_inline_const): Likewise.
6354 (output_inline_const): Fix format strings used in sprintf
6356 * config/mcore/mcore-protos.h: Update prototypes for changed
6357 functions in mcore.c.
6358 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
6359 HOST_WIDE_INT and not int.
6360 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
6361 CONST_OK_FOR_N): Likewise.
6362 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
6363 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
6366 2007-01-10 Jan Hubicka <jh@suse.cz>
6368 * tree-vrp.c (remove_range_assertions): Release defs.
6369 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
6370 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
6372 2007-01-10 Paul Brook <paul@codesourcery.com>
6374 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
6375 * config/arm/arm.md (mulsi3subsi): New insn.
6377 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
6379 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
6380 (tree_transform_and_unroll_loop): New.
6381 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
6384 2007-01-10 Robert Kennedy <jimbob@google.com>
6386 * fold-const.c (fold_comparison): Fold comparisons like (x *
6387 1000 < 0) to (x < 0).
6389 2007-01-10 Ian Lance Taylor <iant@google.com>
6391 * tree-pretty-print.c (dump_generic_node): Print parentheses when
6392 operands have the same priority.
6394 2007-01-10 Tom Tromey <tromey@redhat.com>
6396 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
6397 (fold_binary): Likewise.
6398 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
6399 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
6400 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
6401 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
6402 * langhooks.h (struct lang_hooks): Removed field
6403 'can_use_bit_fields_p'.
6405 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
6407 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
6409 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
6411 * function.c (get_last_funcdef_no): New function.
6412 * function.h (get_last_funcdef_no): Declare.
6413 * tree-inline.c (initialize_cfun): Add initialization.
6414 (tree_function_versioning): Cleanup.
6416 2007-01-10 Jan Hubicka <jh@suse.cz>
6418 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
6421 2007-01-10 Sa Liu <saliu@de.ibm.com>
6422 Ben Elliston <bje@au.ibm.com>
6424 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
6425 for SAVE_NONLOCAL and Pmode for any other save level.
6426 * spu-protos.h (spu_restore_stack_block): Declare.
6427 * spu.md (save_stack_block): Remove.
6428 (restore_stack_block): Call spu_restore_stack_block.
6429 * spu.c (spu_restore_stack_block): New function.
6430 (spu_expand_epilogue): Remove old comment.
6432 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6434 PR tree-optimization/30322
6435 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
6436 (cand_value_at): Return the value as aff_tree.
6437 (may_eliminate_iv): Convert the bound from aff_tree to tree.
6438 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
6439 aff_combination_mult): New functions.
6440 (aff_combination_add): Use aff_combination_add_cst.
6441 (aff_combination_convert): Allow conversions to a wider type.
6442 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
6443 * tree-affine.h (aff_combination_mult): Declare.
6445 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
6447 * doc/tm.texi: Update documentation to reflect reality of exec
6448 and start file search behaviours. Update copyright year.
6449 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
6450 header file directories.
6452 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
6454 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
6455 (*cosxf2): Rename to cosxf2_i387.
6456 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
6457 using X87MODEF12 mode macro. Rename patterns to
6458 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
6460 (*cosdf2, *cossf2): Ditto.
6461 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
6462 to match extended input operands.
6463 (sincos<mode>3): New expander.
6464 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
6465 insn patterns and corresponding splitters.
6467 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
6469 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
6470 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
6472 2007-01-09 Nicolas Pitre <nico@cam.org>
6475 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
6477 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6479 * target.h (struct gcc_target): New field library_rtti_comdat.
6480 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
6481 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
6482 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
6483 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
6485 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6487 * doc/invoke.texi (Optimize Options): Correct description of -O0.
6489 2007-01-08 Richard Guenther <rguenther@suse.de>
6491 * tree.h (force_fit_type_double): Export.
6492 (force_fit_type): Remove.
6493 * fold-const.c (force_fit_type_double): New function.
6494 (force_fit_type): Remove.
6495 (int_const_binop): Use it.
6496 (fold_convert_const_int_from_int): Likewise.
6497 (fold_convert_const_int_from_real): Likewise.
6498 (fold_div_compare): Likewise.
6499 (fold_sign_changed_comparison): Likewise.
6500 (fold_unary): Likewise.
6501 (fold_negate_const): Likewise.
6502 (fold_abs_const): Likewise.
6503 (fold_not_const): Likewise.
6504 * c-common.c (shorten_compare): Use force_fit_type_double.
6505 * convert.c (convert_to_pointer): Likewise.
6507 2007-01-08 Richard Guenther <rguenther@suse.de>
6509 * tree.h (build_int_cst_wide_type): Export.
6510 * tree.c (build_int_cst_wide_type): New function.
6511 (build_int_cst_wide): Fix comment.
6512 * builtins.c (fold_builtin_object_size): Use build_int_cst
6513 to build -1 or 0 of the correct type. Use fit_double_type
6514 to check for overflow.
6515 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6517 (decode_field_reference): Likewise.
6518 (all_ones_mask_p): Likewise.
6519 (native_interpret_int): Use build_int_cst_wide_type.
6520 (fold_binary): Use build_int_cst_type to build an all-ones
6522 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6524 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6526 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6528 2007-01-09 Ben Elliston <bje@au.ibm.com>
6530 * genautomata.c (STATS_OPTION): New option.
6531 (stats_flag): New flag.
6532 (gen_automata_option): Handle it.
6533 (initiate_automaton_gen): Ditto.
6534 (write_automata): Output statistics only if stats_flag is
6535 set. Likewise, output time statistics only if time_flag is set.
6536 * doc/md.texi (Processor pipeline description): Document new flag.
6538 2007-01-08 Richard Guenther <rguenther@suse.de>
6540 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6541 * tree.c (build_int_cst_type): Likewise.
6542 (size_in_bytes): Don't call force_fit_type on the result.
6543 (int_fits_type_p): Use fit_double_type.
6544 * fold-const.c (fit_double_type): New function.
6545 (force_fit_type): Use it.
6546 * tree.h (fit_double_type): Export.
6548 2007-01-08 Jan Hubicka <jh@suse.cz>
6550 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6551 * ipa.c (function_and_variable_visibility): Fix return type.
6553 2007-01-08 Richard Guenther <rguenther@suse.de>
6555 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6556 of offset to build the index.
6557 * tree-pretty-print.c (dump_generic_node): Don't build negated
6558 const just for printing.
6559 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6560 * builtins.c (fold_builtin_int_roundingfn): Check if result
6561 fits the type by using force_fit_type and comparing the result.
6562 * predict.c (predict_loops): Use compare_tree_int for comparison.
6563 * tree.c (build_int_cst): Fall back to integer_type_node for
6565 (build_int_cst_wide): Assert type is non-null.
6567 2007-01-08 Roberto Costa <roberto.costa@st.com>
6569 * tree-vrp.c (extract_range_from_cond_expr): New.
6570 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6571 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6573 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6574 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6575 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6576 used as expressions.
6577 * tree-object-size.c (cond_expr_object_size): New.
6578 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6580 2007-01-08 Jan Hubicka <jh@suse.cz>
6582 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6583 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6586 2007-01-08 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/23603
6589 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6590 (extract_range_from_binary): Fall back to truthvalue instead of
6591 varying for TRUTH_*_EXPR.
6592 (extract_range_from_comparison): Fall back to truthvalue instead of
6594 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6595 if all visited PHI values were constant.
6597 2007-01-08 Jan Hubicka <jh@suse.cz>
6599 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6600 (cgraph_analyze_function): break out from ...
6601 (cgraph_finalize_compilation_unit): ... here.
6602 (cgraph_expand_function): Remove forgoten commented out line.
6603 (cgraph_optimize): Analyze functions.
6605 2007-01-08 Jan Hubicka <jh@suse.cz>
6607 * tree-pas.h (TODO_remove_function): New flag.
6608 (TODO_update*): Renumber.
6609 (pass_ipa_increase_alignment,
6610 pass_ipa_function_and_variable_visibility): New passes.
6611 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6612 (cgraph_function_and_variable_visibility): Move to ipa.c
6613 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6614 cgraph_increase_alignment.
6615 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6616 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6617 calling tree-inline.
6618 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6619 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6620 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6621 (gate_increase_alignment): New function.
6622 (pass_ipa_increase_alignment): New pass.
6623 * ipa.c: Inline tree-pass.h and timevar.h
6624 (function_and_variable_visibility): Move here from cgraphunit.c
6625 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6626 * passes.c (init_optimization_passes): Add the two new passes.
6627 (execute_todo): Handle cgraph_remove_functions.
6629 2007-01-08 Nick Clifton <nickc@redhat.com>
6631 * config/frv/predicates.md (reg_or_0_operand): Accept
6634 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6636 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6637 * config.gcc: Add bfin*-rtems*.
6639 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6641 * c.opt: Add -flax-vector-conversions.
6642 * c-typeck.c (convert_for_assignment): Pass flag to
6643 vector_types_convertible_p to allow emission of note.
6644 (digest_init): Likewise.
6645 * c-opts.c: Handle -flax-vector-conversions.
6646 * c-common.c (flag_lax_vector_conversions): New.
6647 (vector_types_convertible_p): Unless -flax-vector conversions
6648 has been passed, disallow conversions between vectors with
6649 differing numbers of subparts and/or element types. If such
6650 a conversion is disallowed, possibly emit a note on the first
6651 occasion only to inform the user of -flax-vector-conversions.
6652 The new last argument specifies this.
6653 * c-common.h (flag_lax_vector_conversions): New.
6654 (vector_types_convertible_p): Add extra argument.
6655 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6656 char_type_node for V*QI type vectors.
6657 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6658 Update to satisfy new typechecking rules.
6659 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6661 * doc/invoke.texi (C Dialect Options): Document
6662 -flax-vector-conversions.
6664 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6666 PR tree-optimization/29877
6667 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6668 a register variable on the RHS to not be replaceable.
6670 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6671 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6672 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6673 const_simm15, const_pow2, const_npow2): Added.
6674 * config/score/misc.md (insv, extv, extzv, movmemsi,
6675 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6676 * config/score/score.c (score_address_cost, score_select_cc_mode):
6678 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6679 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6680 Update score_print_operand.
6681 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6682 Adjust register allocate order and update some macro define.
6683 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6684 mdx_block_move_straight, mdx_block_move_loop_head,
6685 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6686 mdx_block_move): Added.
6687 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6688 mdp_limm): Updated and fix some bug and typo.
6689 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6690 (movsf, movdf, doloop_end): Added.
6692 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6694 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6695 config/arm/thumb2.md: Fix comment typos.
6696 * doc/extend.texi: Fix a typo.
6698 2007-01-07 Eric Christopher <echristo@apple.com>
6700 * configure.ac: Check for __stack_chk_fail for darwin.
6701 * configure: Regenerate.
6703 2007-01-07 Richard Guenther <rguenther@suse.de>
6705 * tree-vrp.c (extract_range_from_assert): CSE calls to
6706 compare_values where possible.
6707 (extract_range_from_unary_expr): Likewise.
6709 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6711 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6712 * config/avr/avr.c (call_insn_operand): Delete function.
6713 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6714 instead of register number. Use predicates.
6715 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6716 call_insn_operand): Add.
6718 2007-01-06 Jan Hubicka <jh@suse.cz>
6720 * tree-pass.h (pass_build_cgraph_edges): Declare.
6721 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6722 (visited_nodes): Remove.
6723 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6724 build_cgrpah_edges; make visited_nodes local.
6725 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6726 (record_references_in_initializer): Move to cgraphbuild.c
6727 (initialize_inline_failed, rebuild_cgraph_edges,
6728 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6729 (verify_cgraph_node): Make visited_nodes local.
6730 (cgraph_analyze_function): Do not call cgraph_create_edges and
6731 initialize_inline_failed.
6732 (cgraph_expand_function): Do not call cgraph_lower_function;
6733 assert that function is already lowered.
6734 * Makefile.in (cgraphbuild.o): New.
6735 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6736 at the end of lowering passes.
6738 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6740 * ifcvt.c (cond_move_convert_if_block): New function, code
6741 factored out from...
6742 (cond_move_process_if_block): ...here. Call the new function
6743 on the THEN and ELSE blocks.
6744 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6745 already takes care of this.
6747 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6750 * tree.h (TREE_OVERFLOW_P): New.
6751 * c-typeck.c (parser_build_unary_op): Warn only if result
6752 overflowed and operands did not.
6753 (parser_build_binary_op): Likewise.
6754 (convert_for_assignment): Remove redundant overflow_warning.
6755 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6757 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6759 * c-typeck.c (store_init_value): Split over two lines to follow
6760 the GNU coding style.
6762 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6764 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6765 __GXX_EXPERIMENTAL_CXX0X__.
6766 * doc/cpp.texi: Same.
6768 2007-01-05 Richard Guenther <rguenther@suse.de>
6771 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6772 with mismatched types. Instead explicitly build a
6773 conversion NOP_EXPR.
6775 2007-01-05 Ian Lance Taylor <iant@google.com>
6777 * c-common.c (decl_with_nonnull_addr_p): New function.
6778 (c_common_truthvalue_conversion): Call it.
6779 * c-typeck.c (build_binary_op): Likewise.
6780 * c-common.h (decl_with_nonnull_addr_p): Declare.
6782 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6785 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6788 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6790 * doc/install.texi (Final install): Document the fact that
6791 the GNAT runtime should not be stripped.
6793 2007-01-04 Jan Hubicka <jh@suse.cz>
6795 * tree-inline.c (fold_marked_statements): Update operand caches
6796 and EH after folding
6798 2007-01-04 Ian Lance Taylor <iant@google.com>
6800 * c-common.c (check_function_nonnull): Whitespace fix.
6802 2007-01-04 Jan Hubicka <jh@suse.cz>
6804 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6805 comitted older version of patch.
6806 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6807 function, celanup cfg and collect garbage.
6809 2007-01-04 Mike Stump <mrs@apple.com>
6811 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6814 2007-01-04 Eric Christopher <echristo@apple.com>
6816 * libgcc2.c (__bswapsi2): Use SItype.
6817 (__bswapdi2): Use DItype.
6818 * libgcc2.h: Update for above.
6820 2007-01-04 Paul Brook <paul@codesourcery.com>
6822 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6823 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6824 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6825 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6826 umulsi3_highpart): Make conditional on !arm_arch6.
6827 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6828 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6829 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6830 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6831 umulsi3_highpart_v6): New insns.
6833 2007-01-04 Roger Sayle <roger@eyesopen.com>
6835 * fold-const.c (fold_convert): When casting an expression to void,
6836 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6837 have a type. Instead of attempting to build a NOP_EXPR, return
6838 these "special" trees directly.
6840 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6842 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6843 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6844 rs6000_cost->fp not 0 as adjustment for outer NEG.
6846 2007-01-04 Jan Hubicka <jh@suse.cz>
6848 * cgraph.c (cgraph_release_function_body): New function.
6849 (cgraph_remove_node): Use it.
6850 * cgraph.h (cgraph_release_function_body): Declare.
6851 * cgraphunit.c (cgraph_expand_function): Use it.
6852 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6853 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6854 is initialized and while compilation of other function is running.
6855 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6856 statement CFG annotations from here to ...
6857 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6859 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6861 * cfgloop.h (enum li_flags): Make the constants powers of two.
6863 2007-01-04 Jan Hubicka <jh@suse.cz>
6865 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6867 (fold_marked_statements): New function.
6868 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6869 * tree-inline.h (copy_body_data): Add statements_to_fold.
6871 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6873 * config.gcc: Mention libgcc/config.host.
6874 * Makefile.in: Update comments mentioning libgcc.
6875 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6876 (all.cross, start.encap, rest.encap, rest.cross): Update
6877 dependencies for libgcc move.
6878 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6879 (clean-target, clean-target-libgcc): Delete.
6880 (srcdirify, GCC_EXTRA_PARTS): New macros.
6881 (libgcc-support, libgcc.mvars): New rules.
6882 (distclean): Remove mention of mklibgcc.
6883 (install): Don't reference INSTALL_LIBGCC.
6884 (install-common): Don't reference EXTRA_PARTS.
6885 (install-libgcc, install-multilib): Delete rules.
6886 * mklibgcc.in: Delete file.
6887 * doc/configfiles.texi: Don't mention mklibgcc.
6889 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6890 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6891 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6892 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6893 (mklibgcc, ldblspecs): Likewise.
6895 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6896 (posixpre.def): Use $(T).
6897 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6898 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6899 (SHLIB_LINK): Make dummy.
6900 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6902 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6904 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6905 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6906 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6907 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6909 * configure.ac (all_outputs): Remove mklibgcc.
6910 * configure: Regenerated.
6912 2007-01-03 Josh Conner <jconner@apple.com>
6915 * calls.c (compute_argument_addresses): Set stack and stack_slot
6916 for partial args, too.
6917 (store_one_arg): Use locate.size.constant for the size when
6918 generating a save_area.
6920 2007-01-03 Robert Kennedy <jimbob@google.com>
6922 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6923 whose definitions are deleted due to basic block merging.
6925 2007-01-03 Paul Brook <paul@codesourcery.com>
6928 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6930 (use_return_insn): Return 0 for Thumb interrupt functions.
6931 (print_multi_reg): Add rfe argument for IRQ returns.
6932 (arm_output_epilogue): Pop interrupt return address directly into PC.
6933 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6935 2007-01-03 Paul Brook <paul@codesourcery.com>
6937 Merge from sourcerygxx-4_1.
6938 * config/arm/thumb2.md: New file.
6939 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6941 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6942 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6943 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6944 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6946 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6947 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6949 * config/arm/ieee754-sf.S: Ditto.
6950 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6951 (thumb1_base_register_rtx_p): ... to this.
6952 (thumb_index_register_rtx_p): Rename...
6953 (thumb1_index_register_rtx_p): ... to this.
6954 (thumb_output_function_prologue): Rename...
6955 (thumb1_output_function_prologue): ... to this.
6956 (thumb_legitimate_address_p): Rename...
6957 (thumb1_legitimate_address_p): ... to this.
6958 (thumb_rtx_costs): Rename...
6959 (thumb1_rtx_costs): ... to this.
6960 (thumb_compute_save_reg_mask): Rename...
6961 (thumb1_compute_save_reg_mask): ... to this.
6962 (thumb_final_prescan_insn): Rename...
6963 (thumb1_final_prescan_insn): ... to this.
6964 (thumb_expand_epilogue): Rename...
6965 (thumb1_expand_epilogue): ... to this.
6966 (arm_unwind_emit_stm): Rename...
6967 (arm_unwind_emit_sequence): ... to this.
6968 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6969 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6970 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6971 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6972 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6973 thumb2_output_casesi): New functions.
6974 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6975 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6976 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6977 THUMB2_WORK_REGS): Define.
6978 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6979 arm_condexec_mask, arm_condexec_masklen)): New variables.
6980 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6981 (arm_override_options): Check new CPU capabilities.
6982 Set new architecture flag variables.
6983 (arm_isr_value): Handle v7m interrupt functions.
6984 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6986 (const_ok_for_arm): Handle Thumb-2 constants.
6987 (arm_gen_constant): Ditto. Use movw when available.
6988 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6990 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6991 (thumb_find_work_register, arm_load_pic_register,
6992 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6993 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6994 print_multi_reg, output_mov_long_double_fpa_from_arm,
6995 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6996 output_mov_double_fpa_from_arm, output_move_double,
6997 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6998 output_return_instruction, arm_output_function_prologue,
6999 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7000 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7001 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7002 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7003 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7004 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7006 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7007 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7008 (arm_file_start): Output directive for unified syntax.
7009 (arm_unwind_emit_set): Handle stack alignment instruction.
7010 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7011 Add v6t2, v7, v7a, v7r and v7m.
7012 (RETLDM): Add Thumb-2 code.
7013 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7014 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7015 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7016 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7017 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7018 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7019 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7020 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7021 ADJUST_INSN_LENGTH): Define.
7022 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7023 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7024 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7025 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7026 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7027 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7028 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7029 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7030 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7031 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7032 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7033 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7034 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7035 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7036 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7037 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7038 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7040 * config/arm/arm-tune.md: Regenerate.
7041 * config/arm/arm-protos.h: Update prototypes.
7042 * config/arm/vfp.md: Enable patterns for Thumb-2.
7043 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7044 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7045 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7046 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7047 * config/arm/libunwind.S: Add Thumb-2 code.
7048 * config/arm/constraints.md: Update include Thumb-2.
7049 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7050 * config/arm/ieee754-df.S: Ditto.
7051 * config/arm/bpabi.S: Ditto.
7052 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7053 * config/arm/predicates.md (low_register_operand,
7054 low_reg_or_int_operand, thumb_16bit_operator): New.
7055 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7056 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7057 * config/arm/t-arm-elf: Add armv7 multilib.
7058 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7060 (UNSPEC_STACK_ALIGN, ce_count): New.
7061 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7062 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7064 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7065 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7066 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7067 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7068 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7069 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7071 * doc/extend.texi: Document ARMv7-M interrupt functions.
7072 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7074 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7076 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7077 (struct _Unwind_Context): Rename args_size to flags, remove
7078 signal_frame field, add a new args_size field and version field.
7079 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7080 _Unwind_IsExtendedContext): New inline functions.
7081 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7082 Assume by_value array is only present if _Unwind_IsExtendedContext.
7083 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7084 _Unwind_IsSignalFrame.
7085 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7086 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7087 (uw_init_context_1): Initialize context->flags to
7088 EXTENDED_CONTEXT_BIT.
7089 * config/rs6000/linux-unwind.h (frob_update_context): Use
7090 _Unwind_SetSignalFrame.
7092 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7095 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7096 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7099 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7101 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7102 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7103 RET, AT_SP): Remove.
7104 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7107 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7108 * cfgbuild.c (find_basic_blocks): Likewise.
7109 * cfgrtl.c (rtl_create_basic_block): Likewise.
7110 * function.c (temp_slots_at_level): Likewise.
7111 * reg-stack.c (stack_regs_mentioned): Likewise.
7112 * regclass.c (allocate_reg_info): Likewise.
7113 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7114 set_bb_for_stmt, move_block_to_fn): Likewise.
7115 * tree-complex.c (tree_lower_complex): Likewise.
7116 * vec.h (VEC_safe_grow_cleared): New.
7118 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7120 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7122 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7123 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7125 * cfgloopmanip.c (scale_loop_frequencies): Export.
7126 (loopify): Scale the frequencies by prescribed coefficients.
7127 (set_zero_probability): New function.
7128 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7129 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7130 and frequencies according to arguments.
7131 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7133 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7134 * modulo-sched.c (sms_schedule): Set probabilities for entering
7135 versioned loop correctly.
7136 * tree-vect-transform.c (vect_transform_loop): Ditto.
7137 * cfgloop.h (loopify, loop_version): Declaration changed.
7138 (scale_loop_frequencies): Declared.
7140 2007-01-02 Jan Hubicka <jh@suse.cz>
7142 * cgraph.c: Include tree-flow.h
7143 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7145 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7146 * tree-pass.h (pass_all_early_optimizations): Declare.
7147 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7149 (cgraph_analyze_function): Do early_local_passes.
7150 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7151 Do not add referenced vars.
7152 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7154 (gate_all_early_local_passes): New gate.
7155 (pass_early_local_passes): Use new gate.
7156 (execute_early_local_optimizations): New functions.
7157 (gate_all_early_optimizations): New gate.
7158 (pass_all_early_optimizations): New pass.
7159 (execute_free_datastructures): Free SSA only when initialized.
7160 (gate_init_datastructures): Init only when optimizing.
7161 (tree_lowering_passes): Do early local passes when called late.
7162 * tree-profile.c (do_tree_profiling): Don't profile functions added
7164 (do_early_tree_profiling, pass_early_tree_profile): Kill.
7165 * tree-cfg.c (update_modified_stmts): Do not update when operands are
7167 * passes.c (init_optimizations_passes): Reorder so we go into SSA
7168 during early_local_passes.
7169 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
7172 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7174 * Makefile.in: Update copyright year.
7176 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7178 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
7179 in $(lang_checks) and check-consistency targets.
7181 2007-01-02 Jan Hubicka <jh@suse.cz>
7183 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7184 Do not add referenced vars.
7185 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
7187 * passes.c (init_optimization_passes): Put mudflap_2 after
7188 free_datastructures.
7190 2007-01-02 Jan Hubicka <jh@suse.cz>
7192 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
7193 Set NOTHROW flag on call statements proved to be nothrow.
7194 Update statement of local calls so new pure/const functions are
7195 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
7197 (tree_rest_of_compilation): Register hooks and initialize bitmap
7198 early. Do not set after_inlining flag.
7200 2007-01-02 Steve Ellcey <sje@cup.hp.com>
7202 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
7203 HOST_BITS_PER_LONGLONG
7205 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7208 * c-typeck.c (store_init_value): Don't emit pedantic overflow
7209 warning for non-static initializers.
7211 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
7213 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
7214 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
7215 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
7216 Always use set_unique_reg_note to add REG_EQUAL notes.
7218 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7221 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7223 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7224 * cfgbuild.c (find_basic_blocks): Likewise.
7225 * cfgrtl.c (rtl_create_basic_block): Likewise.
7226 * function.c (temp_slots_at_level): Likewise.
7227 * reg-stack.c (stack_regs_mentioned): Likewise.
7228 * regclass.c (allocate_reg_info): Likewise.
7229 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7230 set_bb_for_stmt, move_block_to_fn): Likewise.
7231 * tree-complex.c (tree_lower_complex): Likewise.
7232 * vec.h (VEC_safe_grow_cleared): New.
7234 2007-01-02 Ian Lance Taylor <iant@google.com>
7236 * c-common.c (c_common_truthvalue_conversion): When warning about
7237 using an assignment as a truth value, set TREE_NO_WARNING.
7239 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7242 * c.opt (Wold-style-declaration): New.
7243 * doc/invoke.texi (C-only Warning Options): New.
7244 (Wold-style-declaration): Document it.
7245 (Wextra): Enabled by -Wextra.
7246 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7247 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
7248 -Wold-style-declaration.
7250 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7252 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7253 * cfgbuild.c (find_basic_blocks): Likewise.
7254 * cfgrtl.c (rtl_create_basic_block): Likewise.
7255 * function.c (temp_slots_at_level): Likewise.
7256 * reg-stack.c (stack_regs_mentioned): Likewise.
7257 * regclass.c (allocate_reg_info): Likewise.
7258 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7259 set_bb_for_stmt, move_block_to_fn): Likewise.
7260 * tree-complex.c (tree_lower_complex): Likewise.
7261 * vec.h (VEC_safe_grow_cleared): New.
7263 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
7265 * c-common.c (c_common_nodes_and_builtins): Since variants of
7266 void_type_node get built before it is given a name, we need to
7267 give those variants the name, too.
7268 (complete_array_type): We need to work with the canonical main
7269 type of the array, from which we will build the qualified version.
7270 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
7271 * print-tree.c (print_node): Display canonical type information
7273 * stor-layout.c (layout_type): When we don't know the
7274 alignment of a type for which we're building an array, we end up
7275 guessing wrong, so make the type require structural equality.
7276 * tree.c (make_node_stat): When we build a new type, it is its
7278 (build_type_attribute_qual_variant): When building an attribute
7279 variant, its canonical type is the non-attribute variant. However,
7280 if the attributes are target-dependent and they differ, we need to
7281 use structural equality checks for this type.
7282 (build_qualified_type): A qualified type is not equivalent to its
7283 unqualified variant; set the canonical type appropriately.
7284 (build_distinct_type_copy): When building a distinct type from
7285 another type, the new type is its own canonical type.
7286 (build_variant_type_copy): When building a new type variant, we
7287 assume that it is equivalent to the original type.
7288 (build_pointer_type_for_mode): When building a pointer type, also
7289 build a canonical type pointer.
7290 (build_reference_type_for_mode): When building a reference type,
7291 also build a canonical type reference.
7292 (build_index_type): When we can't hash an index type (e.g.,
7293 because its maximum value is negative), the index type requires
7294 structural equality tests.
7295 (build_array_type): Build the canonical form of an array type.
7296 (build_function_type): Function types require structural equality,
7297 because they contain default arguments, attributes, etc.
7298 (build_method_type_directly): Ditto for method types.
7299 (build_offset_type): Build the canonical offset type.
7300 (build_complex_type): Build the canonical vector type.
7301 (make_vector_type): Build the canonical vector type.
7302 * tree.h (TYPE_CANONICAL): New.
7303 (TYPE_STRUCTURAL_EQUALITY_P): New.
7304 (SET_TYPE_STRUCTURAL_EQUALITY): New.
7305 (struct tree_type): Added "canonical" field.
7306 * params.h (VERIFY_CANONICAL_TYPES): New.
7307 * doc/c-tree.texi (TYPE_CANONICAL): Document.
7308 (TYPE_STRUCTURAL_EQUALITY_P): Document.
7309 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
7310 * doc/invoke.texi (verify-canonical-types): Document --param
7311 parameter for verifying canonical types.
7313 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7315 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
7316 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
7317 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
7318 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
7320 * config/rs6000/e500.h: New.
7321 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
7322 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
7324 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
7325 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
7326 TARGET_E500_DOUBLE): Remove.
7327 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
7328 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
7329 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
7330 * config/rs6000/rs6000.c (rs6000_override_options): Use
7333 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7335 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
7336 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
7337 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
7338 rs6000_emit_cmove): Don't check TARGET_E500.
7339 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
7340 sordered): Don't check TARGET_E500.
7342 2007-01-01 Eric Christopher <echristo@apple.com>
7344 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
7345 HARD_REGISTER_NUM_P.
7347 2007-01-01 Roger Sayle <roger@eyesopen.com>
7349 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
7350 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
7351 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
7354 2007-01-01 Mike Stump <mrs@apple.com>
7356 * configure.ac: Remove support for building with Apple's gcc-3.1.
7358 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7361 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
7362 REG is a hard register. Do not modify REG before calling
7364 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
7365 multiple of the size of YMODE for certain lowpart cases.
7367 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7370 * gimplify (voidify_wrapper_expr): Update for
7373 2007-01-01 Andreas Schwab <schwab@suse.de>
7376 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
7377 save of BR0 in extra_spill_size instead of spill_size.
7378 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
7380 (ia64_expand_epilogue): Restore BR0 from its new location.
7382 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7384 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
7385 Use a temporary variable if the left hand side is not a gimple
7388 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7390 * gimplify.c (gimplify_return_expr): Make the temporary variable
7391 for the return expression, a gimple register variable.
7393 2007-01-01 Jan Hubicka <jh@suse.cz>
7395 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
7398 2007-01-01 Mike Stump <mrs@apple.com>
7400 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
7402 * config/darwin.c (machopic_select_rtx_section): Use
7404 (darwin_mergeable_constant_section): Likewise.
7405 * configure: Regenerate.
7406 * config.in: Regenerate.
7408 2007-01-01 Jan Hubicka <jh@suse.cz>
7409 Andrew Pinski <pinskia@gmail.com>
7411 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
7412 before starting IPA passes.