1 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2 Richard Sandiford <richard@codesourcery.com>
4 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
8 as being live on exit from an interrupt function.
9 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
13 (m68k_interrupt_function_p): Globalize.
14 (m68k_compute_frame_layout): Remove reverse mask code.
15 (m68k_emit_movem, m68k_set_frame_related): New functions.
16 (m68k_output_function_prologue): Delete in favor of...
17 (m68k_expand_prologue): ...this new function.
18 (m68k_output_function_epilogue): Delete in favor of...
19 (m68k_expand_epilogue): ...this new function.
20 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
22 (print_operand): Handle %?.
23 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25 (prologue, epilogue): New patterns.
26 (return): Turn into a define_expand.
27 (*return): New pattern, derived from old "return" pattern. Use rte
28 rather than rts for interrupt functions. Only use rtd if the pop
30 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
31 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
32 (link, *link, unlink, *unlink, load_got): Likewise.
34 2007-03-06 Richard Sandiford <richard@codesourcery.com>
38 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
39 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
40 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
41 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
43 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
44 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
45 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
46 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
47 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
48 (REG_STRICT_P): New macro.
49 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
50 PCREL_GENERAL_OPERAND_OK.
51 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
52 m68k_legitimate_base_reg_p.
53 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
54 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
55 (PIC_CASE_VECTOR_ADDRESS): Update comment.
56 * config/m68k/m68k.c (m68k_address): New structure.
57 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
58 (m68k_decompose_index, m68k_legitimate_constant_address_p)
59 (m68k_jump_table_ref_p, m68k_decompose_address)
60 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
61 (m68k_matches_u_p): New functions.
62 (print_operand_address): Rewrite to use m68k_decompose_index.
64 2007/03/05 David Taylor <dtaylor@emc.com>
66 * gcc.c: Correct copyright date in --version output.
68 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
70 * pa.md: In unamed move patterns, disparge copies between general
71 and floating point registers using '?' modifier. Don't include 'f'
72 constraint for register preferences in DImode, SImode, HImode and
73 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
74 Remove constraints for copies between general and floating registers
75 in soft-float DFmode pattern.
76 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
80 2007-03-05 Mike Stump <mrs@apple.com>
82 * c-common.c (targetcm): Add.
83 * c-opts.c (c_common_handle_option): Handle language specific
85 * opts.c (handle_option): Verify language for target options, if
87 * opth-gen.awk: Add CL_LANG_ALL.
88 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
89 (TARGETCM_INITIALIZER): Add.
90 * target.h (struct gcc_targetcm): Add.
92 * targhooks.c (default_handle_c_option): Add.
93 * targhooks.h (default_handle_c_option): Add.
94 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
96 * config/darwin.opt (iframework): Add.
97 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
98 * config/darwin-c.c (handle_c_option): Add.
99 (TARGET_HANDLE_C_OPTION): Add.
101 * doc/invoke.texi (Darwin Options): Add -iframework.
103 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
105 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
108 2007-03-05 Ian Lance Taylor <iant@google.com>
110 * c.opt (fgnu89-inline): New option.
111 * c-opts.c (c_common_post_options): Set default value for
113 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
114 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
116 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
117 (grokdeclarator, start_function): Likewise.
118 * c-cppbuiltin.c (c_cpp_builtins): Define either
119 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
120 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
121 (C Dialect Options): Document -fgnu89-inline.
122 * doc/extend.texi (Function Attributes): Explain what the
123 gnu_inline attribute does.
124 * doc/cpp.texi (Common Predefined Macros): Document
125 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
127 2007-03-05 Ian Lance Taylor <iant@google.com>
129 PR tree-optimization/31034
130 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
131 half-range if the other side is an overflow infinity.
133 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
135 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
136 (bfin*-linux-uclibc*): New configuration.
137 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
139 * config/bfin/linux.h: New file.
140 * config/bfin/libgcc-bfin.ver: New file.
141 * config/bfin/t-bfin-uclinux: New file.
142 * config/bfin/t-bfin-linux: New file.
143 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
144 (TARGET_OS_CPP_BUILTINS): New macro.
146 2007-03-05 Richard Guenther <rguenther@suse.de>
148 * fold-const.c (fold_binary): Remove duplicate folding
149 of comparison of non-null ADDR_EXPR against null.
151 2007-03-05 Richard Guenther <rguenther@suse.de>
152 Dorit Nuzman <dorit@il.ibm.com>
154 PR tree-optimization/26420
155 * tree-vectorizer.c (vectorize_loops): Bail out early if there
156 are no loops in the function. Only print the number of
157 vectorized loops if it is greater than zero or we are supposed
158 to print information about unvectorized loops.
160 2007-03-05 Revital Eres <eres@il.ibm.com>
162 * gcc.dg/var-expand1.c: New test.
163 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
164 when an accumulator is expanded.
166 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
169 * c-common.c (convert_and_check): Don't give warnings for
170 conversion if 'expr' already overflowed.
172 2007-03-04 Roger Sayle <roger@eyesopen.com>
175 * fold-const.c (fold_comparison): Enforce type consistency when
176 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
178 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
180 * tree-ssa-address.c (create_mem_ref): Do not put an expression
181 containing a cast to the base of TARGET_MEM_REF.
183 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
185 * tree.c (tree_contains_struct_check_failed): Remove spurious
186 whitespace from error message.
188 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
191 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
192 instead of precision.
194 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
195 Nathan Sidwell <nathan@codesourcery.com>
197 * emit-rtl.c (find_auto_inc): New.
198 (try_split): recreate REG_INC notes,
199 Use regular for loops rather than whiles.
201 2007-03-03 Andreas Schwab <schwab@suse.de>
203 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
204 * configure: Regenerate.
206 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
208 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
209 flag_rounding_math, not flag_unsafe_math_optimizations.
211 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
213 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
214 alpha_fold_vector_minmax): Likewise.
215 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
216 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
218 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
220 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
221 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
222 if the lhs has side-effects.
223 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
225 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
227 * config/i386/i386.h (TUNEMASK): Remove define.
228 (ARCHMASK): Remove define.
229 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
230 Use ix86_arch_mask variable instead of ARCHMASK.
231 * config/i386/i386.c (override_options): Ditto.
232 (standard_80387_constant_p): Ditto.
234 2007-03-02 Ian Lance Taylor <iant@google.com>
236 Used signed infinities in VRP.
237 * tree-vrp.c (uses_overflow_infinity): New static function.
238 (supports_overflow_infinity): New static function.
239 (make_overflow_infinity): New static function.
240 (negative_overflow_infinity): New static function.
241 (positive_overflow_infinity): New static function.
242 (is_negative_overflow_infinity): New static function.
243 (is_positive_overflow_infinity): New static function.
244 (is_overflow_infinity): New static function.
245 (overflow_infinity_range_p): New static function.
246 (compare_values_warnv): New function split out of compare_values.
247 (compare_value): Call it.
248 (set_value_range_to_nonnegative): Add overflow_infinity
249 parameter. Change caller.
250 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
252 (vrp_expr_computes_nonzero): Likewise.
253 (compare_ranges, compare_range_with_value): Likewise.
254 (compare_name_with_value, compare_names): Likewise.
255 (vrp_evaluate_conditional): Likewise.
256 (set_value_range): Handle infinity
257 (vrp_operand_equal_p, operand_less_p): Likewise.
258 (extract_range_from_assert): Likewise.
259 (vrp_int_const_binop): Likewise.
260 (extract_range_from_binary_expr): Likewise.
261 (extract_range_from_unary_expr): Likewise.
262 (extract_range_from_comparison): Likewise.
263 (extract_range_from_expr): Likewise.
264 (dump_value_range): Likewise.
265 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
266 (test_for_singularity): Likewise.
267 (vrp_int_const_binop): Remove inline qualifier.
268 (adjust_range_with_scev): Add comment.
269 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
271 2007-03-02 Diego Novillo <dnovillo@redhat.com>
273 * tree-ssa-structalias.c (could_have_pointers): Tidy.
274 (get_constraint_for): Likewise.
275 (do_structure_copy): Likewise.
276 (find_func_aliases): Fix references to MODIFY_EXPR.
277 (intra_create_variable_infos): Tidy.
278 * tree-ssa-operands.c (add_virtual_operand): Add argument
280 When adding members of alias sets, if IS_CALL_SITE is true and
281 the symbol is not call-clobbered, skip it.
284 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
286 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
287 entry by means of emit_insn_at_entry.
289 2007-03-02 Richard Henderson <rth@redhat.com>
291 * expr.h (promoted_input_arg): Remove decl.
292 * function.c (promoted_input_arg): Merge into ...
293 * combine.c (setup_incoming_promotions): ... only caller.
294 Rearrange to avoid double loop.
296 2007-03-02 Ben Elliston <bje@au.ibm.com>
297 Peter Bergner <bergner@vnet.ibm.com>
298 Janis Johnson <janis187@us.ibm.com>
300 * config/rs6000/dfp.md: New file.
301 * config/rs6000/rs6000.md: Include dfp.md.
302 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
303 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
304 and TDmode decimal float modes in FP registers.
305 (num_insns_constant): Likewise.
306 (rs6000_legitimate_offset_address_p): Likewise.
307 (rs6000_legitimize_address): Likewise.
308 (rs6000_legitimize_reload_address): Likewise.
309 (rs6000_legitimate_address): Likewise.
310 (rs6000_emit_move): Likewise.
311 (function_arg_boundary): Likewise.
312 (function_arg_advance): Likewise.
313 (rs6000_darwin64_record_arg_recurse): Likewise.
314 (function_arg): Likewise.
315 (rs6000_gimplify_va_arg): Likewise.
316 (rs6000_split_multireg_move): Likewise.
317 (rs6000_output_function_epilogue): Likewise.
318 (rs6000_output_function_epilogue): Likewise.
319 (rs6000_register_move_cost): Likewise.
320 (rs6000_function_value): Likewise.
321 (rs6000_libcall_value): Likewise.
323 2007-03-02 Richard Sandiford <richard@codesourcery.com>
325 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
327 2007-03-02 Richard Sandiford <richard@codesourcery.com>
329 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
330 Use $MULTIDIR to choose between the kernel and RTP headers,
331 and use $WIND_BASE and $WIND_USR to locate them.
333 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.c (override_options): Put initialization of
336 ix86_tune_mask and ix86_arch_mask to the correct place.
338 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
339 Michael Meissner <michael.meissner@amd.com>
342 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
344 (TARGET_CMOVE): Use ARCHMASK.
345 (TARGET_CMPXCHG): Ditto.
346 (TARGET_CMPXCHG8B): Ditto.
347 (TARGET_XADD): Ditto.
348 (TARGET_BSWAP): Ditto.
349 * config/i386/i386.c (ix86_tune_mask): New global variable.
350 (ix86_arch_mask): Ditto.
351 (override_options): Initialize ix86_tune_mask and
352 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
355 2007-03-02 Ben Elliston <bje@au.ibm.com>
358 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
360 2007-03-02 Joseph Myers <joseph@codesourcery.com>
362 * target.h (init_dwarf_reg_sizes_extra): New target hook.
363 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
364 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
365 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
367 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
368 rs6000_init_dwarf_reg_sizes_extra): New.
369 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
370 SPE register high parts.
372 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
374 * Makefile.in: Add install-pdf target as
375 copied from automake v1.10 rules.
376 * configure.ac: Add install-pdf to target list.
377 * configure: Regenerate.
379 2007-03-01 Paul Brook <paul@codesourcery.com>
381 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
382 modes to LDRD for DImode.
383 (output_move_double): Fixup out of range ldrd/strd.
384 (vfp_secondary_reload_class): Rename...
385 (coproc_secondary_reload_class): ... to this. Add wb argument.
386 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
387 coproc_secondary_reload_class for CLASS_IWMMXT.
388 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
389 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
391 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
393 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
394 factor by the estimated number of iterations.
395 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
398 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
399 decode_caches_intel, detect_caches_intel): New functions.
400 (host_detect_local_cpu): Use detect_caches_amd and
403 2007-03-01 Richard Henderson <rth@redhat.com>
405 * expr.c (emit_move_complex_push): Export.
406 (emit_move_complex_parts): Split out from ...
407 (emit_move_complex): ... here.
408 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
409 * config/i386/i386.md (movcdi): New.
411 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
413 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
414 size of mode1 to check for tieable modes in MMX case.
416 2007-03-01 Richard Sandiford <richard@codesourcery.com>
418 * Makefile.in (rtlanal.o): Depend on tree.h.
419 * rtl.h (offset_within_section_p, split_const): Declare.
420 * rtlanal.c: Include tree.h.
421 (offset_within_block_p): New function, taken from
422 mips_offset_within_object_p.
423 (split_const): New function, taken from mips_split_const.
424 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
426 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
427 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
428 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
429 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
430 (m68k_illegitimate_symbolic_constant_p): New function.
431 * config/m68k/m68k.md (movsi): Remove misleading predicates.
432 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
433 symbolic constant that might be outside the symbol's section,
434 move the symbol first and then add the offset.
435 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
437 * config/mips/mips.c (mips_split_const): Delete.
438 (mips_offset_within_object_p): Delete.
439 (mips_symbolic_constant_p): Use offset_within_section_p and
440 split_const instead of mips_offset_within_object_p and
442 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
443 (mips_legitimize_const_move, print_operand_reloc)
444 (mips_dangerous_for_la25_p): Use split_const instead of
447 2007-02-28 Eric Christopher <echristo@apple.com>
449 * Makefile.in (install-include-dir): Don't rm -rf include.
451 2007-02-28 Richard Guenther <rguenther@suse.de>
454 * fold-const.c (fold_binary): Do not associate expressions
455 with more than one variable for integer types that do not wrap.
457 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
459 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
460 Delete, and replace with...
461 (fold_builtin_call_array): This. Update callers to use it.
462 * fold-const.c (fold_build_call_list): Delete, and replace with...
463 (fold_build_call_array): This.
464 (fold_build_call_list_initializer): Delete, and replace with...
465 (fold_build_call_array_initializer): This.
466 * tree.h: Update declarations to reflect above changes.
468 * c-typeck.c (build_function_call): Store converted arguments
469 in a stack-allocated array instead of building a list.
470 (convert_arguments): Store arguments in the array passed in as an
471 argument, and return the actual number of arguments.
472 * c-format.c: (check_function_format): Pass arguments in an
473 array instead of a list.
474 * c-common.c (check_function_nonnull): Likewise.
475 (check_function_sentinel): Likewise.
476 (check_function_arguments): Likewise.
477 * c-common.h: Update declarations to reflect above changes.
479 2007-02-28 Jan Hubicka <jh@suse.cz>
481 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
482 PRED_NEGATIVE_RETURN): Update outcomes.
484 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
486 * calls.c (emit_library_call_value_1): Handle partial registers
487 correctly when building up CALL_INSN_FUNCTION_USAGE.
489 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
491 * pa/predicates.md (move_src_operand): Allow zero for mode.
492 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
495 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
499 *movv2df_internal): Enable pattern only for valid operand
501 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
502 tie only 128bit modes. For MMX registers, tie only 64bit modes.
504 2007-02-27 Mike Stump <mrs@apple.com>
506 * config/darwin-crt3.c: Avoid compilation when compiling for a
509 2007-02-27 Joseph Myers <joseph@codesourcery.com>
511 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
513 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
514 for fixed headers and limits.h.
515 (install-include-dir, install-headers-tar, install-headers-cpio,
516 install-headers-cp, real-install-headers-tar,
517 real-install-headers-cpio, real-install-headers-cp): Handle
518 include-fixed as well as include.
519 (install-mkheaders): Don't install files that go only in include
521 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
522 from GCC_INCLUDE_DIR.
523 * gcc.c (process_command): Remove special -BstageN/ handling.
524 (do_spec_1): Add include-fixed directories.
526 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
528 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
530 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
532 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
535 2007-02-27 Mark Mitchell <mark@codesourcery.com>
537 * c-common.c (get_priority): Add check for
538 SUPPORTS_INIT_PRIORITY.
540 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
542 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
544 * config/bfin/bfin.c: Include "cfglayout.h".
545 (MAX_LSETUP_DISTANCE): New macro.
546 (struct loop_info): New members incoming, incoming_src and
547 incoming_dest. Delete member predecessor.
548 (length_for_loop): New function.
549 (bfin_optimize_loop): Handle more different loop structures.
550 (bfin_discover_loop): Rework detection of predecessor blocks by
551 examining incoming edges.
552 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
554 (bfin_reorder_loops): New function.
555 (bfin_reorg_loops): Use these three new functions.
557 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
558 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
559 (CONSTRAINT_LEN): Add entry for 'q'.
560 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
562 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
563 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
565 * config/bfin/bfin.md (add_with_carry): New pattern.
566 (s_or_u, su_optab, su_modifier): New code macros/attrs.
567 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
568 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
569 support unsigned multiplies too. Removed incorrect commutativity from
570 operand 1 constraint where appropriate.
571 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
573 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
574 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
576 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
577 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
578 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
579 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
580 usmulhisi_hh_huh): New patterns.
582 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
583 lshifthi3): Fix output template to use half reg for operand 2.
585 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
588 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
590 2007-02-27 Andreas Schwab <schwab@suse.de>
592 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
594 2007-02-27 Jan Hubicka <jh@suse.cz>
596 * predict.c (last_basic_block_p): Remove.
597 (tree_estimate_probability): Update return heuristic for commonized
600 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
602 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
604 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
606 * doc/include/gcc-common.texi (versionsubtitle): New macro.
607 * doc/cpp.texi: Standardize title page.
608 * doc/cppinternals.texi: Likewise.
609 * doc/gcc.texi: Standardize title page, remove version number
611 * doc/gccint.texi: Likewise.
612 * doc/install.texi: Standardize title page, add table of
615 2007-02-26 Jan Hubicka <jh@suse.cz>
617 * predict.def: Set outcomes according to more recent results.
618 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
619 Remove dead predictors.
620 * predict.c (return_prediction): Fix pasto.
622 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
624 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
625 change; avoid a memory leak when returning early.
627 2007-02-26 Mark Mitchell <mark@codesourcery.com>
629 * c-decl.c (static_ctors): Move to c-common.c.
630 (static_dtors): Likewise.
631 (finish_function): Use c_record_cdtor_fn.
632 (build_cdtor): Move to c-common.c.
633 (c_write_global_declarations): Use c_build_cdtor_fns.
634 * c-common.h (static_ctors): Declare.
635 (static_dtors): Likewise.
636 (c_record_cdtor_fn): Likewise.
637 (c_build_cdtor_fns): Likewise.
638 * c-common.c (static_ctors): New variable.
639 (static_dtors): Likewise.
640 (c_record_cdtor_fn): New function.
641 (build_cdtor): Move from c-decl.c
642 (c_build_cdtor_fns): New function.
644 * output.h (assemble_addr_to_section): Declare.
645 (get_cdtor_priority_section): Likewise.
646 * varasm.c (assemble_addr_to_section): New function.
647 (get_cdtor_priority_section): Likewise.
648 (default_named_section_asm_out_destructor): Use them.
649 (destor_dtor_section_asm_out_destructor): Likewise.
650 (default_named_section_asm_out_constructor): Likewise.
651 (default_ctor_section_asm_out_constructor): Likewise.
652 * config.gcc (*-*-vxworks*): Include vxworks.o.
653 * config/t-vxworks (vxworks.o): New target.
654 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
655 (TARGET_ASM_CONSTRUCTOR): Define.
656 (TARGET_ASM_DESTRUCTOR): Likewise.
657 (vxworks_asm_out_constructor): Declare.
658 (vxworks_asm_out_destructor): Likewise.
660 * c-common.c (get_priority): Check that we have not just an
661 INTEGER_CST, but an integer constant with integeral type.
663 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
665 PR tree-optimization/30938
666 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
667 use &dt[nargs-1] instead of &dt[nargs] in the call to
668 vect_is_simple_use().
670 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
672 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
673 from register elimination as PRE_MODIFY / POST_MODIFY increments.
674 Do not attempt to handle MEM inside auto-inc expressions.
675 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
676 of a register modified by an auto-inc expression. However, do handle
677 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
678 (elimination_effects): Prohibit elimination of a register modified
679 by an auto-inc expression. Disable register elimination rules whose
680 target register is modified by an auto-inc expression with variable
683 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
685 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
687 (array_at_struct_end_p): New function.
688 (idx_infer_loop_bounds): Use it.
689 (estimate_numbers_of_iterations_loop): Export.
690 * predict.c (predict_loops): Use estimated_loop_iterations_int.
691 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
692 (tree_estimate_probability): Call record_loop_exits.
693 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
694 (estimated_loop_iterations, estimated_loop_iterations_int,
695 estimated_loop_iterations_tree): New functions.
696 (analyze_siv_subscript_cst_affine,
697 compute_overlap_steps_for_affine_1_2,
698 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
699 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
700 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
701 (PRED_LOOP_ITERATIONS_GUESSED): New.
702 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
703 * cfgloop.h (estimate_numbers_of_iterations_loop,
704 estimated_loop_iterations_int): Declare.
706 2007-02-25 Mark Mitchell <mark@codesourcery.com>
708 * doc/extend.texi: Document optional priority argument to
709 constructors and destructors.
710 * tree.c (init_priority_for_decl): Adjust GTY markers.
711 (init_ttree): Use priority-info hash functions for
712 init_priority_for_decl.
713 (tree_map_eq): Rename to ...
714 (tree_map_base_eq): ... this.
715 (tree_map_marked_p): Rename to ...
716 (tree_map_base_marked_p): ... this.
717 (tree_map_base_hash): New function.
718 (decl_init_priority_lookup): Rework.
719 (decl_fini_priority_lookup): New function.
720 (decl_priority_info): New function.
721 (decl_init_priority_insert): Use it.
722 (decl_fini_priority_insert): Likewise.
723 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
725 (decl_restrict_base_insert): Likewise.
726 (decl_debug_expr_insert): Likewise.
727 (decl_value_expr_lookup): Likewise.
728 (decl_value_expr_insert): Likewise.
729 * tree.h (priority_type): New type.
730 (decl_init_priority_lookup): Use priority_type.
731 (decl_fini_priority_lookup): New function.
732 (decl_init_priority_insert): Use priority_type.
733 (decl_fini_priority_insert): New function.
734 (DECL_HAS_INIT_PRIORITY): Tweak comments.
735 (DECL_INIT_PRIORITY): Likewise.
736 (SET_DECL_INIT_PRIORITY): Add comment.
737 (DECL_FINI_PRIORITY): New macro.
738 (SET_DECL_FINI_PRIORITY): Likewise.
739 (DEFAULT_INIT_PRIORITY): Document.
740 (MAX_INIT_PRIORITY): Likewise.
741 (MAX_RESERVED_INIT_PRIORITY): Likewise.
742 (tree_map_base): New type.
743 (tree_map_base_eq): New function.
744 (tree_map_base_hash): Likewise.
745 (tree_map_base_marked_p): Likewise.
746 (tree_map): Inherit from tree_map_base.
747 (tree_map_eq): Make it a macro.
748 (tree_map_marked_p): Likewise.
749 (tree_int_map): Inherit from tree_map_base.
750 (tree_int_map_eq): Make it a macro.
751 (tree_int_map_hash): Likewise.
752 (tree_int_map_marked_p): Likewise.
753 (tree_priority_map): New type.
754 (tree_priority_map_eq): New macro.
755 (tree_priority_map_hash): Likewise.
756 (tree_priority_map_marked_p): Likewise.
757 * varasm.c (emults_decl): Adjust for refactoring of tree_map
759 (emutls_common_1): Likewise.
760 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
761 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
762 of tree_map hierarchy.
763 * tree-cfg.c (move_stmt_r): Likewise.
764 (new_label_mapper): Likewise.
765 * c-tree.h (c_expand_body): Move to ...
766 * c-common.h (c_expand_body): ... here.
767 * c-decl.c (c_expand_body): Move to ...
768 * c-common.c (c_expand_body): ... here.
769 (c_common_attribute_table): Allow 1 argument for the constructor
770 and destructor attributes.
771 (get_priority): New function.
772 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
773 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
775 2007-02-24 Jan Hubicka <jh@suse.cz>
778 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
780 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
781 Jan Hubicka <jh@suse.cz>
784 * i386.c (counter_mode): New function.
785 (expand_set_or_movmem_via_loop): Use it.
786 (expand_movmem_epilogue): Likewise; fix pasto.
787 (ix86_expand_movmem): Do emit guard even for constant counts.
788 (ix86_expand_setmem): Likewise.
790 2007-02-25 Nick Clifton <nickc@redhat.com>
792 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
793 (JUMP_TABLES_IN_TEXT_SECTION): Define.
795 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
798 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
799 count argument with 0x10, not with 0x16.
800 (expand_setmem_epilogue): Ditto.
802 2007-02-24 Mike Stump <mrs@apple.com>
804 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
807 2007-02-24 Richard Guenther <rguenther@suse.de>
810 * fold-const.c (fold_binary): Fold x +- CST op x for
813 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
815 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
817 2007-02-24 Jan Hubicka <jh@suse.cz>
819 * cgraphunit.c (decide_is_function_needed): Honor
820 -fkeep-inline-functions.
822 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
824 * builtins.c (fold_builtin_modf): New.
825 (fold_builtin_2): Use it.
827 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
829 * loop-iv.c (implies_p): Detect additional cases where A implies B.
830 (determine_max_iter): Take additional LOOP arg; all callers changed.
831 Lose broken logic dealing with PLUS. Try to limit the upper bound by
832 one using simplifications.
833 (simplify_using_initial_values): Return if the expression becomes
834 invalid due to altered regs.
836 2007-02-23 DJ Delorie <dj@redhat.com>
838 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
840 2007-02-23 Mike Stump <mrs@apple.com>
842 * tlink.c (scan_linker_output): Parse linker messages from
843 darwin9's linker better.
845 2007-02-23 Steve Ellcey <sje@cup.hp.com>
848 * varpool.c (varpool_assemble_pending_decls): Set
849 varpool_last_needed_node to null.
851 2007-02-23 DJ Delorie <dj@redhat.com>
853 * config/i386/i386.c (ix86_data_alignment): Don't specify an
854 alignment bigger than the object file can handle.
856 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
860 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
861 (*movsf_1): Penalize MMX moves.
863 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
865 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
866 2^32-1 or more times unless flag_unsafe_loop_optimizations.
868 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
870 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
872 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
873 (fold_builtin_1): Use them.
874 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
875 BUILT_IN_SIGNIFICAND.
877 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
879 * config/i386/i386.c (bdesc_1arg): Initialize
880 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
881 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
882 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
883 and IX86_BUILTIN_MOVSLDUP.
885 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
887 PR rtl-optimization/30841
888 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
890 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
892 * builtins.c (fold_builtin_frexp): New.
893 (fold_builtin_2): Use it.
895 2007-02-22 Mark Mitchell <mark@codesourcery.com>
897 * doc/invoke.texi (Spec Files): Document getenv spec function.
899 * gcc.c (getenv_spec_function): New function.
900 (static_spec_functions): Add it.
901 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
902 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
905 2007-02-22 Michael Matz <matz@suse.de
908 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
909 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
911 2007-02-22 Ian Lance Taylor <iant@google.com>
914 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
915 (mem_loc_descriptor): Call it.
917 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
918 Ira Rosen <irar@il.ibm.com>
920 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
922 2007-02-22 Ira Rosen <irar@il.ibm.com>
924 PR tree-optimization/30843
925 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
926 stores only after all the group is vectorized.
928 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
930 PR tree-optimization/30858
931 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
932 in the reduction cycle have a single use in the loop.
933 * tree-vectorizer.h (relevant): Add documentation.
935 2007-02-20 Mike Stump <mrs@apple.com>
937 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
938 * configure: Regenerate.
940 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
942 Change the defaults of some parameters and options.
943 * config/spu/spu-protos.h (spu_optimization_options): Declare.
944 * config/spu/spu.c (spu_optimization_options): Add.
945 (spu_override_options): Change params in spu_optimization_options.
946 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
948 Register 127 is only 16 byte aligned when used as a frame pointer.
949 * config/spu/spu-protos.h (spu_init_expanders): Declare.
950 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
951 HARD_FRAME_POINTER_REGNUM.
952 (spu_legitimate_address): Use regno_aligned_for_reload.
953 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
954 aligned when frame_pointer_needed is true.
955 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
957 * config/spu/spu.h (INIT_EXPANDERS): Define.
959 Make sure shift and rotate instructions have valid immediate operands.
960 * config/spu/predicates.md (spu_shift_operand): Remove.
961 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
962 * config/spu/constraints.md (W, O): Extend range.
963 * config/spu/spu.md (umask, nmask): Define.
964 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
965 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
966 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
967 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
968 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
969 (lshr<mode>3_reg): Fix rtl description.
971 Make sure mulhisi immediate operands are valid.
972 * config/spu/predicates.md (imm_K_operand): Add.
973 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
975 Generate constants using fsmbi and andi.
976 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
977 (print_operand, spu_split_immediate, classify_immediate,
978 fsmbi_const_p): Handle IC_FSMBI2.
980 Correctly handle a CONST_VECTOR containing symbols.
981 * config/spu/spu.c (print_operand): Handle HIGH correctly.
982 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
983 (immediate_load_p): Allow symbols that use 2 instructions to create.
984 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
985 with symbols when flag_pic is set.
986 (const_vector_immediate_p): New.
987 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
988 accept a CONST_VECTOR with symbols.
989 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
990 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
992 * config/spu/spu.md (high, low): Delete.
993 (low_<mode>): Define.
995 Remove INTRmode and INTR_REGNUM, which didn't work.
996 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
998 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
999 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1000 peephole2 pattern): Don't use INTR or 131.
1001 (movintrcc): Delete.
1002 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1003 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1004 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1005 (UNSPEC_SET_INTR): Add.
1006 * config/spu/spu-modes.def (INTR): Remove.
1008 More accurate warnings about run-time relocations.
1009 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1011 Correctly warn about immediate arguments to specific intrinsics.
1012 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1013 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1014 the instruction predicate.
1016 Fix tree check errors with latest update.
1017 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1019 (spu_expand_builtin): Use CALL_EXPR_FN.
1021 Add missing specific intrinsics.
1022 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1024 * config/spu/spu_internals.h: Ditto.
1026 Fix incorrect operand modifiers.
1027 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1028 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1030 Optimize one case of zero_extend of a vec_select.
1031 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1033 Accept any immediate for hbr.
1034 * config/spu/spu.md (hbr): Change s constraints to i.
1036 2007-02-21 Paul Brook <paul@codesourcery.com>
1038 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1039 condexec_count when skipping USE and CLOBBER.
1041 2007-02-21 Nick Clifton <nickc@redhat.com>
1043 * common.opt (Warray-bounds): Add Warning attribute.
1044 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1046 (fsized-zeroes): Add Optimization attribute.
1047 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1048 * c.opt (Wc++0x-compat): Add Warning attribute.
1050 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1053 * reload1.c (eliminate_regs_in_insn): In the single_set special
1054 case, attempt to re-recognize the insn before falling back to
1055 having reload fix it up.
1057 2007-02-20 Eric Christopher <echristo@gmail.com>
1059 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1060 Rewrite accordingly.
1061 (frv_read_iacc_argument): Ditto.
1062 (frv_expand_set_builtin): Take a call instead of arglist, update for
1064 (frv_expand_unop_builtin): Ditto.
1065 (frv_expand_binop_builtin): Ditto.
1066 (frv_expand_cut_builtin): Ditto.
1067 (frv_expand_binopimm_builtin): Ditto.
1068 (frv_expand_voidbinop_builtin): Ditto.
1069 (frv_expand_int_void2arg): Ditto.
1070 (frv_expand_prefetches): Ditto.
1071 (frv_expand_voidtriop_builtin): Ditto.
1072 (frv_expand_voidaccop_builtin): Ditto.
1073 (frv_expand_load_builtin): Ditto.
1074 (frv_expand_store_builtin): Ditto.
1075 (frv_expand_mdpackh_builtin): Ditto.
1076 (frv_expand_mclracc_builtin): Ditto.
1077 (frv_expand_mrdacc_builtin): Ditto.
1078 (frv_expand_mwtacc_builtin): Ditto.
1079 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1082 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1084 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1085 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1087 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1089 * configure: Regenerate.
1090 * config.in: Regenerate.
1091 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1092 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1093 masks to power6 and power6x and to POWERPC_MASKS.
1094 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1096 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1097 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1098 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1099 Access PROTOTYPE as variable, not mask.
1101 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1103 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1104 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1105 * combine.c (adjust_for_new_dest): Use it.
1106 * postreload.c (reload_combine): Likewise.
1108 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1110 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
1111 notes on an insn with multiple sets, even if single_set returns
1112 non-NULL for that insn.
1114 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1116 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
1119 2007-02-20 Geoffrey Keating <geoffk@apple.com>
1121 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
1122 if user didn't pass it.
1123 * config/i386/darwin.h (CC1_SPEC): Likewise.
1124 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
1125 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
1126 -mmacosx-version-min.
1128 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1129 Uros Bizjak <ubizjak@gmail.com>
1131 * optabs.h (enum optab_index): Add new OTI_scalb.
1132 (scalb_optab): Define corresponding macro.
1133 * optabs.c (init_optabs): Initialize scalb_optab.
1134 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
1136 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
1137 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
1138 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
1139 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
1140 flag_unsafe_math_optimizations is set.
1142 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
1143 to implement scalbf, scalb and scalbl built-ins as inline x87
1146 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1147 DJ Delorie <dj@redhat.com>
1150 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
1151 (diagnostic_report_diagnostic): ... here, and turn them into real
1152 errors. If warnings are inhibited, no need to do anything.
1154 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
1156 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
1157 better code generation.
1159 2007-02-20 Ben Elliston <bje@au.ibm.com>
1161 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
1163 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
1165 * config/alpha/alpha.c, config/alpha/alpha.md,
1166 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
1167 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
1168 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
1169 config/arm/lib1funcs.asm: Follow spelling conventions.
1171 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
1172 config/fr30/fr30.md, config/i386/i386.h,
1173 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1174 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
1175 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
1176 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
1177 config/rs6000/altivec.md, config/rs6000/rs6000.c,
1178 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
1179 config/sparc/sparc.c, config/sparc/sparc.h,
1180 config/sparc/sparc.md, config/spu/constraints.md,
1181 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
1184 2007-02-20 Alan Modra <amodra@bigpond.net.au>
1187 * varasm.c (use_blocks_for_decl_p): Return false for decls with
1190 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1192 * doc/invoke.texi (-ftree-lrs): Remove.
1194 2007-02-19 Diego Novillo <dnovillo@redhat.com>
1196 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
1199 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
1201 * config/ia64/ia64.c (ia64_expand_builtin): Use the
1202 new CALL_EXPR_FN macro for retrieving the function
1203 declaration of the input expression.
1205 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1207 * c.opt (Waddress): New.
1208 * common.opt (Walways-true): Delete.
1209 (Wstring-literal-comparison): Delete.
1210 * doc/invoke.texi (Warning Options): Delete -Walways-true and
1211 -Wstring-literal-comparison. Add -Waddress.
1213 (Walways-true): Delete.
1214 (Wstring-literal-comparison): Delete.
1215 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
1216 consistently instead of -Walways-true in example.
1217 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
1218 * c-typeck.c (parser_build_binary_op): Replace
1219 -Wstring-literal-comparison and -Walways-true with -Waddress.
1220 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
1223 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1225 * tree-cfg.c (dump_function_to_file): Be prepared for functions
1226 without DECL_STRUCT_FUNCTION initialized.
1228 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1230 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
1231 due to calls to functions taking pointers as parameters.
1233 2007-02-19 Richard Henderson <rth@redhat.com>
1236 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
1239 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
1241 * config/s390/s390.c (s390_call_saved_register_used,
1242 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
1243 accessed to the new scheme.
1245 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1247 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
1248 (cris_print_index, cris_print_operand, cris_print_operand_address)
1249 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
1250 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
1251 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
1253 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
1254 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
1255 GO_IF_LEGITIMATE_ADDRESS): Ditto.
1256 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
1257 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
1258 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
1259 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
1260 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
1261 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
1262 (uminsi3, call, call_value): Ditto.
1263 (define_split: indir_to_reg_split, unnamed): Ditto.
1265 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
1267 PR tree-optimization/30975
1268 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
1271 2007-02-18 Eric Christopher <echristo@gmail.com>
1273 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
1274 Remove use of arglist.
1275 (mips_expand_builtin): Remove use of arglist, pass in expr.
1276 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
1277 (mips_expand_builtin_movtf): Ditto.
1278 (mips_expand_builtin_compare): Ditto.
1280 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1282 * tree-sra.c (sra_build_assignment): Replace assertion
1283 checking with a comment explaining why it can't be done.
1285 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1288 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
1289 during CALL_EXPR representation conversion.
1290 * tree-ssa-propagate.c (set_rhs): Likewise.
1292 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1294 * tree-sra.c (sra_build_assignment): Disable assertion checking
1297 2007-02-18 Roger Sayle <roger@eyesopen.com>
1299 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
1300 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1301 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
1303 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
1304 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
1305 gimplify_init_ctor_eval_range, gimple_push_cleanup,
1306 gimplify_omp_for, gimplify_omp_atomic_pipeline,
1307 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
1308 force_gimple_operand): Likewise.
1309 * ipa-cp.c (constant_val_insert): Likewise.
1310 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
1311 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
1312 perfect_nestify): Likewise.
1313 * langhooks.c (lhd_omp_assignment): Likewise.
1314 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
1315 lower_copyprivate_clauses, lower_send_clauses,
1316 lower_send_shared_vars, expand_parallel_call,
1317 expand_omp_for_generic, expand_omp_for_static_nochunk,
1318 expand_omp_for_static_chunk, expand_omp_sections,
1319 lower_omp_single_copy, lower_omp_for_lastprivate,
1320 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
1321 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1322 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
1325 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1327 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
1328 config/sh/sh.md: Follow spelling conventions.
1330 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
1331 config/frv/predicates.md: Follow spelling conventions.
1333 * config/m68k/linux-unwind.h: Fix a comment typo.
1334 * target.h: Follow spelling conventions.
1336 2007-02-18 Roger Sayle <roger@eyesopen.com>
1338 PR rtl-optimization/28173
1339 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
1340 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
1341 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
1342 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
1343 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
1345 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1347 * builtins.c (fold_builtin_load_exponent): New.
1348 (fold_builtin_2): Use it.
1350 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
1352 PR rtl-optimization/30773
1353 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
1354 if we fail to attach a REG_EQUIV note.
1356 2007-02-18 David Edelsohn <edelsohn@gnu.org>
1357 Roger Sayle <roger@eyesopen.com>
1359 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
1361 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1363 * calls.c (initialize_argument_information): Pass original EXP
1364 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
1365 code to split complex arguments here, as part of initializing the
1367 (expand_call): Remove code that builds a list of arguments and
1368 inserts implicit arguments into it. Instead, just count how many
1369 implicit arguments there will be so we can determine the size of
1370 the ARGS array, and let initialize_argument_information do the work.
1371 (split_complex_values): Delete unused function.
1373 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1375 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
1377 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1379 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
1380 for arg pointer based indexed addressing.
1382 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1384 * config/ia64/ia64.h, config/ia64/ia64.md,
1385 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
1386 spelling conventions.
1388 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1390 * config/m68k/m68k.c (split_di): New.
1391 * config/m68k/m68k-protos.h: Declare split_di.
1392 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
1393 Improve predicate handling and split constant shifts.
1395 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1397 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
1398 parameter for register bitfield operations, general predicates
1401 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1403 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
1404 * config/m68k/linux-unwind.h: New file.
1406 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1408 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
1409 config/i386/athlon.md, config/ia64/ia64.md,
1410 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
1411 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
1412 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
1413 tree-ssa-loop-niter.c, tree-vect-analyze.c,
1414 tree-vect-transform.c: Fix comment typos.
1416 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
1418 * sched-deps.c (find_insn_list): Remove.
1419 * sched-int.h: Remove the prototype for find_insn_list.
1421 2007-02-16 Geoffrey Keating <geoffk@apple.com>
1423 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
1425 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
1426 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
1427 darwin_rs6000_override_options.
1428 (C_COMMON_OVERRIDE_OPTIONS): Expect
1429 darwin_macosx_version_min to be non-NULL always.
1430 (TARGET_C99_FUNCTIONS): Likewise.
1431 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
1432 (DARWIN_MINVERSION_SPEC): New.
1433 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
1434 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
1436 (DARWIN_MINVERSION_SPEC): New.
1437 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
1439 * config/darwin-c.c (darwin_cpp_builtins): Expect
1440 darwin_macosx_version_min to be non-NULL always.
1442 * config/rs6000/rs6000.c: Clean up trailing whitespace.
1444 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
1446 * config/i386/i386.h (x86_use_xchgb): New.
1447 (TARGET_USE_XCHGB): New macro.
1448 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
1449 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1450 Split after reload into bswaphi for shifts of 8.
1451 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1452 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1453 or when optimizing for size.
1455 2007-02-16 Richard Guenther <rguenther@suse.de>
1456 Christian Bruel <christian.bruel@st.com>
1458 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1459 DECLs but prefer SSA_NAMEs over DECLs.
1461 2007-02-16 Richard Guenther <rguenther@suse.de>
1463 * tree-flow-inline.h (single_imm_use_p): Remove.
1464 (zero_imm_uses_p): Likewise.
1465 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1466 instead of single_imm_use_p.
1467 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1470 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1473 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1474 nested double- and backquotes.
1476 2007-02-15 Roger Sayle <roger@eyesopen.com>
1479 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1480 should be unreachable.
1481 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1482 For the time being redirect GIMPLE_MODIFY_STMT to the new
1483 (renamed) build_gimple_modify_stmt_stat.
1484 (build2_gimple_stat): Rename to...
1485 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1486 Always build a GIMPLE_MODIFY_STMT node.
1487 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1488 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1491 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1492 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1493 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1494 expand_complex_div_wide): Likewise.
1495 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1496 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1497 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1498 * tree-ssa-loop-manip.c (create_iv): Likewise.
1499 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1500 abs_replacement): Likewise.
1501 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1502 realify_fake_stores): Likewise.
1504 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1505 node rather than a GIMPLE_MODIFY_STMT node.
1506 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1507 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1509 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1510 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1513 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1516 * fold-const.c (fold_comparison): Add back the
1517 folding of constant complex comparisions.
1519 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1522 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1523 effects unknown to this function, return early.
1525 2007-02-15 Ian Lance Taylor <iant@google.com>
1527 * lower-subreg.c (move_eh_region_note): New static function.
1528 (resolve_simple_move): Call it.
1529 (decompose_multiword_subregs): Track blocks for which we resolve a
1530 simple move which is also a control flow insn. Pass them to
1531 find_many_sub_basic_blocks.
1532 (pass_lower_subreg): Add TODO_verify_flow.
1533 (pass_lower_subreg2): Likewise.
1535 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1536 Brooks Moses <brooks.moses@codesourcery.com>
1537 Lee Millward <lee.millward@codesourcery.com>
1539 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1540 (VL_EXP_CLASS_P): New.
1541 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1543 (TREE_OPERAND_CHECK_CODE): Likewise.
1544 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1545 (TREE_RTL_OPERAND_CHECK): Likewise.
1546 (tree_operand_check_failed): Make second parameter the whole tree
1547 instead of its code. Fixed callers.
1548 (VL_EXP_CHECK): New.
1549 (TREE_OPERAND_LENGTH): New.
1550 (VL_EXP_OPERAND_LENGTH): New.
1551 (CALL_EXPR_FN): New.
1552 (CALL_EXPR_STATIC_CHAIN): New.
1553 (CALL_EXPR_ARGS): New.
1554 (CALL_EXPR_ARG): New.
1555 (call_expr_nargs): New.
1556 (CALL_EXPR_ARGP): New.
1557 (build_nt_call_list): Declare.
1558 (build_vl_exp_stat): Declare.
1559 (build_vl_exp): New.
1560 (build_call_list): Declare.
1561 (build_call_nary): Declare.
1562 (build_call_valist): Declare.
1563 (build_call_array): Declare.
1564 (call_expr_arg): Declare.
1565 (call_expr_argp): Declare.
1566 (call_expr_arglist): Declare.
1567 (fold_build_call_list): Declare.
1568 (fold_build_call_list_initializer): Declare.
1569 (fold_call_expr): Declare to replace fold_builtin.
1570 (fold_builtin_fputs): Update to agree with modified definition.
1571 (fold_builtin_strcpy): Likewise.
1572 (fold_builtin_strncpy): Likewise.
1573 (fold_builtin_memory_chk): Likewise.
1574 (fold_builtin_stxcpy_chk): Likewise.
1575 (fold_builtin_strncpy_chk): Likewise.
1576 (fold_builtin_next_arg): Likewise.
1577 (fold_build_call_expr): Declare.
1578 (fold_builtin_call_list): Declare.
1579 (fold_builtin_call_valist): Declare.
1580 (build_call_expr): Declare.
1581 (validate_arglist): Update to agree with modified definition.
1582 (tree_operand_length): New.
1583 (call_expr_arg_iterator): New.
1584 (init_call_expr_arg_iterator): New.
1585 (next_call_expr_arg): New.
1586 (first_call_expr_arg): New.
1587 (more_call_expr_args_p): New.
1588 (FOR_EACH_CALL_EXPR_ARG): New.
1590 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1591 and tcc_gimple_stmt.
1592 (tree_code_size): Update documentation. Use sizeof (tree) rather
1593 than sizeof (char *).
1594 (tree_size): Likewise. Add case for tcc_vl_exp.
1595 (tree_node_structure): Add case for tcc_vl_exp.
1596 (contains_placeholder_p): Likewise.
1597 (substitute_in_expr): Likewise.
1598 (substitute_placeholder_in_expr): Likewise.
1599 (stabilize_reference_1): Likewise.
1600 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1601 to diagnose breakage of this interface for constructing CALL_EXPRs.
1602 (build_nt): Add similar assertion here.
1603 (build_nt_call_list): New.
1604 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1605 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1607 (get_callee_fndecl): Use new CALL_EXPR accessors.
1608 (tree_operand_check_failed): Change parameters to pass entire node
1609 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1610 (process_call_operands): New.
1611 (build_vl_exp_stat): New.
1612 (build_call_list): New.
1613 (build_call_nary): New.
1614 (build_call_valist): New.
1615 (build_call_array): New.
1616 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1617 (call_expr_arglist): New.
1619 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1620 tcc_vl_exp instead of a fixed-size tcc_expression.
1622 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1623 accessors for CALL_EXPRs.
1624 (AGGR_INIT_EXPR): Likewise.
1626 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1627 Brooks Moses <brooks.moses@codesourcery.com>
1628 Lee Millward <lee.millward@codesourcery.com>
1630 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1631 (expand_builtin_nonlocal_goto): Change parameter to be entire
1632 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1633 (expand_builtin_prefetch): Likewise.
1634 (expand_builtin_classify_type): Likewise.
1635 (mathfn_built_in): Return NULL_TREE instead of 0.
1636 (expand_errno_check): Use new CALL_EXPR accessors.
1637 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1638 Return NULL_RTX instead of 0.
1639 (expand_builtin_mathfn_2): Likewise.
1640 (expand_builtin_mathfn_3): Likewise.
1641 (expand_builtin_interclass_mathfn): Likewise.
1642 (expand_builtin_sincos): Likewise.
1643 (expand_builtin_cexpi): Likewise.
1644 (expand_builtin_int_roundingfn): Likewise.
1645 (expand_builtin_int_roundingfn_2): Likewise.
1646 (expand_builtin_pow): Likewise.
1647 (expand_builtin_powi): Likewise.
1648 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1649 of arglist, fixing callers appropriately. Use new CALL_EXPR
1650 accessors and constructors. Return NULL_RTX instead of 0.
1651 (expand_builtin_strstr): Likewise.
1652 (expand_builtin_strchr): Likewise.
1653 (expand_builtin_strrchr): Likewise.
1654 (expand_builtin_strpbrk): Likewise.
1655 (expand_builtin_memcpy): Likewise.
1656 (expand_builtin_mempcpy): Likewise.
1657 (expand_builtin_mempcpy_args): New.
1658 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1659 (expand_builtin_memmove_args): New.
1660 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1661 (expand_movstr): Likewise.
1662 (expand_builtin_strcpy): Likewise.
1663 (expand_builtin_strcpy_args): New.
1664 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1665 (expand_builtin_strncpy): Likewise.
1666 (expand_builtin_memset): Likewise.
1667 (expand_builtin_memset_args): New.
1668 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1669 (expand_builtin_memcmp): Likewise.
1670 (expand_builtin_strcmp): Likewise.
1671 (expand_builtin_strncmp): Likewise.
1672 (expand_builtin_strcat): Likewise.
1673 (expand_builtin_strncat): Likewise.
1674 (expand_builtin_strspn): Likewise.
1675 (expand_builtin_strcspn): Likewise.
1676 (expand_builtin_args_info): Likewise.
1677 (expand_builtin_va_start): Likewise.
1678 (gimplify_va_arg_expr): Likewise.
1679 (expand_builtin_va_end): Likewise.
1680 (expand_builtin_va_copy): Likewise.
1681 (expand_builtin_frame_address): Likewise.
1682 (expand_builtin_alloca): Likewise.
1683 (expand_builtin_bswap): Likewise.
1684 (expand_builtin_unop): Likewise.
1685 (expand_builtin_fputs): Likewise.
1686 (expand_builtin_expect): Likewise.
1687 (expand_builtin_fabs): Likewise.
1688 (expand_builtin_copysign): Likewise.
1689 (expand_builtin_printf): Likewise.
1690 (expand_builtin_fprintf): Likewise.
1691 (expand_builtin_sprintf): Likewise.
1692 (expand_builtin_init_trampoline): Likewise.
1693 (expand_builtin_signbit): Likewise.
1694 (expand_builtin_fork_or_exec): Likewise.
1695 (expand_builtin_sync_operation): Likewise.
1696 (expand_builtin_compare_and_swap): Likewise.
1697 (expand_builtin_lock_test_and_set): Likewise.
1698 (expand_builtin_lock_release): Likewise.
1699 (expand_builtin): Likewise.
1700 (builtin_mathfn_code): Likewise.
1702 (fold_builtin_constant_p): Pass call arguments individually instead
1703 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1704 accessors and constructors. Return NULL_TREE instead of 0.
1705 (fold_builtin_expect): Likewise.
1706 (fold_builtin_classify_type): Likewise.
1707 (fold_builtin_strlen): Likewise.
1708 (fold_builtin_nan): Likewise.
1709 (integer_valued_real_p): Likewise.
1710 (fold_trunc_transparent_mathfn): Likewise.
1711 (fold_fixed_mathfn): Likewise.
1712 (fold_builtin_cabs): Likewise.
1713 (fold_builtin_sqrt): Likewise.
1714 (fold_builtin_cbrt): Likewise.
1715 (fold_builtin_cos): Likewise.
1716 (fold_builtin_cosh): Likewise.
1717 (fold_builtin_tan): Likewise.
1718 (fold_builtin_sincos): Likewise.
1719 (fold_builtin_cexp): Likewise.
1720 (fold_builtin_trunc): Likewise.
1721 (fold_builtin_floor): Likewise.
1722 (fold_builtin_ceil): Likewise.
1723 (fold_builtin_round): Likewise.
1724 (fold_builtin_int_roundingfn): Likewise.
1725 (fold_builtin_bitop): Likewise.
1726 (fold_builtin_bswap): Likewise.
1727 (fold_builtin_logarithm): Likewise.
1728 (fold_builtin_hypot): Likewise.
1729 (fold_builtin_pow): Likewise.
1730 (fold_builtin_powi): Likewise.
1731 (fold_builtin_exponent): Likewise.
1732 (fold_builtin_memset): Likewise.
1733 (fold_builtin_bzero): Likewise.
1734 (fold_builtin_memory_op): Likewise.
1735 (fold_builtin_bcopy): Deleted; call site changed to invoke
1736 fold_builtin_memory_op directly.
1737 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1738 (fold_builtin_strncpy): Likewise.
1739 (fold_builtin_memcmp): Likewise.
1740 (fold_builtin_strcmp): Likewise.
1741 (fold_builtin_strncmp): Likewise.
1742 (fold_builtin_signbit): Likewise.
1743 (fold_builtin_copysign): Likewise.
1744 (fold_builtin_isascii): Likewise.
1745 (fold_builtin_toascii): Likewise.
1746 (fold_builtin_isdigit): Likewise.
1747 (fold_builtin_fabs): Likewise.
1748 (fold_builtin_abs): Likewise.
1749 (fold_builtin_fmin_fmax): Likewise.
1750 (fold_builtin_carg): Likewise.
1751 (fold_builtin_classify): Likewise.
1752 (fold_builtin_unordered_cmp): Likewise.
1754 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1755 New functions split out from fold_builtin_1.
1756 (fold_builtin_n): New.
1757 (fold_builtin_varargs): New.
1758 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1760 (fold_call_expr): New.
1761 (build_function_call_expr): Rewrite to use new helper function.
1762 (fold_builtin_call_list): New.
1763 (build_call_expr): New.
1764 (fold_builtin_call_valist): New.
1765 (rewrite_call_expr): New.
1766 (validate_arg): New.
1767 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1768 of an arglist. Change return type to bool. Use new CALL_EXPR
1771 (fold_builtin_strstr): Pass call arguments individually instead
1772 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1773 accessors and constructors. Return NULL_TREE instead of 0.
1774 (fold_builtin_strchr): Likewise.
1775 (fold_builtin_strrchr): Likewise.
1776 (fold_builtin_strpbrk): Likewise.
1777 (fold_builtin_strcat): Likewise.
1778 (fold_builtin_strncat): Likewise.
1779 (fold_builtin_strspn): Likewise.
1780 (fold_builtin_strcspn): Likewise.
1781 (fold_builtin_fputs): Likewise.
1782 (fold_builtin_next_arg): Likewise.
1783 (fold_builtin_sprintf): Likewise.
1785 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1786 NULL_RTX instead of 0.
1787 (expand_builtin_memory_chk): Likewise.
1788 (maybe_emit_chk_warning): Likewise.
1789 (maybe_emit_sprintf_chk_warning): Likewise.
1791 (fold_builtin_object_size): Pass call arguments individually instead
1792 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1793 accessors and constructors. Return NULL_TREE instead of 0.
1794 (fold_builtin_memory_chk): Likewise.
1795 (fold_builtin_stxcpy_chk): Likewise.
1796 (fold_builtin_strncpy_chk): Likewise.
1797 (fold_builtin_strcat_chk): Likewise.
1798 (fold_builtin_strcat_chk): Likewise.
1799 (fold_builtin_strncat_chk): Likewise.
1800 (fold_builtin_sprintf_chk): Likewise.
1801 (fold_builtin_snprintf_chk): Likewise.
1802 (fold_builtin_printf): Likewise.
1803 (fold_builtin_vprintf): Likewise.
1805 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1807 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1808 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1809 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1810 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1811 (fold_unary): Likewise.
1812 (fold_binary): Likewise.
1813 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1814 ternary expressions.
1815 (fold): Add logic for tcc_vl_exp.
1816 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1817 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1818 (fold_build3_stat): Add assertion to flag broken interface for
1819 constructing CALL_EXPRs.
1820 (fold_build_call_list): New.
1821 (fold_build_call_list_initializer): New.
1822 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1824 (fold_strip_sign_ops): Likewise.
1826 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1827 Brooks Moses <brooks.moses@codesourcery.com>
1828 Lee Millward <lee.millward@codesourcery.com>
1830 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1831 accessors and dump arguments explicitly.
1833 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1835 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1837 (print_call_name): Use new CALL_EXPR accessors.
1839 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1840 CALL_EXPR arguments explicitly instead of as a list. Use
1841 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1843 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1844 (vrp_visit_stmt): Likewise.
1846 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1847 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1849 (force_move_till_expr): Likewise.
1851 * targhooks.c (default_external_stack_protect_fail): Use
1852 build_call_expr instead of build_function_call_expr.
1853 (default_hidden_stack_protect_fail): Likewise.
1855 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1858 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1859 and walk arguments explicitly.
1861 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1862 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1863 (expand_simple_operations): Likewise.
1864 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1866 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1867 of TREE_CODE_LENGTH.
1868 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1870 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1871 instead of TREE_CODE_LENGTH.
1873 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1874 (tree_ic_transform): Likewise.
1875 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1876 parameter instead of arglist. Fix callers.
1877 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1878 (tree_stringops_transform): Likewise.
1879 (tree_indirect_call_to_profile): Likewise.
1880 (tree_stringops_values_to_profile): Likewise.
1882 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1883 (eliminate_tail_call): Likewise.
1885 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1887 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1888 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1890 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1892 * omp-low.c (build_omp_barrier): Use build_call_expr.
1893 (lower_rec_input_clauses): Likewise.
1894 (lower_reduction_clauses): Likewise.
1895 (expand_parallel_call): Likewise.
1896 (maybe_catch_exception): Likewise.
1897 (expand_omp_for_generic): Likewise.
1898 (expand_omp_for_static_nochunk): Likewise.
1899 (expand_omp_sections): Likewise.
1900 (lower_omp_single_simple): Likewise.
1901 (lower_omp_single_copy): Likewise.
1902 (lower_omp_master): Likewise.
1903 (lower_omp_ordered): Likewise.
1904 (lower_omp_critical): Likewise.
1906 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1907 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1909 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1910 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1911 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1913 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1914 and generalize to handle any number of operands.
1915 (chrec_contains_undetermined): Likewise.
1916 (tree_contains_chrecs): Likewise.
1917 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1919 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1921 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1922 fold_call_expr instead of fold_builtin.
1923 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1924 match declarations there.
1925 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1928 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1929 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1931 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1932 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1934 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1937 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1938 (execute_cse_sincos): Use new CALL_EXPR accessors.
1940 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1942 * gimple-low.c (lower_function_body): Use build_call_expr.
1943 (lower_builtin_setjmp): Likewise.
1945 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1946 (set_storage_via_libcall): Likewise.
1947 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1948 instead of TREE_CODE_LENGTH.
1949 (expand_expr_real_1): Use new CALL_EXPR accessors.
1951 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1952 generalize to handle any number of operands.
1953 (TB_parent_eq): Likewise.
1955 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1956 (strip_builtin_expect): Likewise.
1958 * function.c (gimplify_parameters): Use build_call_expr.
1960 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1961 instead of TREE_CODE_LENGTH.
1963 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1964 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1966 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1969 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1970 (gimplify_decl_expr): Likewise.
1971 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1972 Use new CALL_EXPR iterators.
1973 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1974 (gimplify_modify_expr_to_memset): Likewise.
1975 (gimplify_variable_sized_compare): Likewise.
1976 (gimplify_omp_atomic_fetch_op): Likewise.
1977 (gimplify_omp_atomic_pipeline): Likewise.
1978 (gimplify_omp_atomic_mutex): Likewise.
1979 (gimplify_function_tree): Likewise.
1981 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1982 (call_expr_flags): Likewise.
1983 (expand_call): Likewise.
1985 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1986 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1989 * coverage.c (create_coverage): Use build_call_expr.
1991 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1992 (temp_call_expr_obstack): New.
1993 (pool_copy_list): Delete.
1994 (temp_copy_call_expr): New.
1995 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1996 CALL_EXPR accessors. Get rid of special goo for copying argument
1997 lists and use temp_copy_call_expr instead.
1998 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1999 CALL_EXPR accessors.
2000 (create_expression_by_pieces): Likewise. Use build_call_array
2001 to construct the result instead of fold_build3.
2002 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2003 dealing with argument lists.
2004 (init_pre): Remove references to expression_node_pool and
2005 list_node_pool. Init temp_call_expr_obstack instead.
2006 (fini_pre): Remove references to expression_node_pool and
2009 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2010 and walk arguments explicitly instead of as a list.
2012 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2013 (mx_register_decls): Likewise.
2014 (mudflap_register_call): Likewise.
2015 (mudflap_finish_file): Likewise.
2017 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2018 (ipa_callsite_compute_param): Likewise.
2020 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2021 accessors and constructor.
2023 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2024 accessors and constructor.
2025 (convert_tramp_reference): Likewise.
2026 (convert_call_expr): Likewise.
2027 (finalize_nesting_tree_1): Likewise.
2029 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2032 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2034 * tree-inline.c (initialize_inlined_parameters): Pass entire
2035 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2037 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2038 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2040 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2041 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2042 (vectorizable_reduction): Likewise.
2043 (vectorizable_call): Use new CALL_EXPR iterators.
2044 (vectorizable_conversion): Use build_call_expr.
2045 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2046 (vect_gen_widened_results_half): Use build_call_expr.
2047 (vect_setup_realignment): Likewise.
2048 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2050 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2051 (pass_through_call): Likewise.
2052 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2055 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2056 (tree_gen_pow2_profiler): Likewise.
2057 (tree_gen_one_value_profiler): Likewise.
2058 (tree_gen_ic_func_profiler): Likewise.
2059 (tree_gen_average_profiler): Likewise.
2060 (tree_gen_ior_profiler): Likewise.
2062 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2063 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2064 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2066 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2067 of TREE_CODE_LENGTH.
2069 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2070 of TREE_CODE_LENGTH.
2072 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2074 (convert_to_integer): Likewise.
2076 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2079 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2080 Brooks Moses <brooks.moses@codesourcery.com>
2081 Lee Millward <lee.millward@codesourcery.com>
2083 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2085 * config/frv/frv.c (frv_expand_builtin): Likewise.
2086 * config/s390/s390.c (s390_expand_builtin): Likewise.
2088 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2089 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2091 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2092 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2093 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2094 (ix86_expand_store_builtin): Likewise.
2095 (ix86_expand_unop_builtin): Likewise.
2096 (ix86_expand_unop1_builtin): Likewise.
2097 (ix86_expand_sse_compare): Likewise.
2098 (ix86_expand_sse_comi): Likewise.
2099 (ix86_expand_vec_init_builtin): Likewise.
2100 (ix86_expand_vec_ext_builtin): Likewise.
2101 (ix86_expand_vec_set_builtin): Likewise.
2102 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2104 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2105 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2107 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2108 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2109 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
2111 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
2113 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2114 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
2115 arglist. Use new CALL_EXPR accessors. Fix callers.
2116 (altivec_expand_abs_builtin): Likewise.
2117 (rs6000_expand_binop_builtin): Likewise.
2118 (altivec_expand_predicate_builtin): Likewise.
2119 (altivec_expand_lv_builtin): Likewise.
2120 (spe_expand_stv_builtin): Likewise.
2121 (altivec_expand_stv_builtin): Likewise.
2122 (rs6000_expand_ternop_builtin): Likewise.
2123 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
2124 (altivec_expand_st_builtin): Likewise.
2125 (altivec_expand_dst_builtin): Likewise.
2126 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
2127 arglist. Use new CALL_EXPR accessors. Fix callers.
2128 (altivec_expand_vec_set_builtin): Likewise.
2129 (altivec_expand_vec_ext_builtin): Likewise.
2130 (altivec_expand_builtin): Use new CALL_EXPR accessors.
2131 (spe_expand_builtin): Likewise.
2132 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
2133 arglist. Use new CALL_EXPR accessors. Fix callers.
2134 (spe_expand_evsel_builtin): Likewise.
2135 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
2136 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
2138 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
2139 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2140 (arm_expand_unop_builtin): Likewise.
2141 (arm_expand_builtin): Use new CALL_EXPR accessors.
2143 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
2146 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
2147 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2148 (bfin_expand_unop_builtin): Likewise.
2149 (bfin_expand_builtin): Use new CALL_EXPR accessors.
2151 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2152 Brooks Moses <brooks.moses@codesourcery.com>
2153 Lee Millward <lee.millward@codesourcery.com>
2155 * c-semantics.c (build_stmt): Add internal diagnostic check.
2157 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
2158 accessors. Print arguments explicitly instead of as a list.
2160 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
2162 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
2163 (c_finish_omp_flish): Likewise.
2165 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
2166 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
2167 instead of TREE_CODE_LENGTH.
2168 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
2169 (c_warn_unused_result): Likewise.
2171 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2174 * doc/invoke.texi (Warning Options): Remove
2175 -Werror-implicit-function-declaration.
2176 (Wimplicit-function-declaration): Update description.
2177 * opts.c (common_handle_option): Move handling of -Werror=* to...
2178 (enable_warning_as_error): ...here.
2179 * opts.h (enable_warning_as_error): Declare.
2180 * c-decl.c (implicit_decl_warning): Unless
2181 -Wno-implicit-function-declaration is given, emit a pedwarn if
2182 -std=c99 or emit a warning if -Wimplicit-function-declaration.
2183 * c.opt (Wimplicit-function-declaration): Replace
2184 mesg_implicit_function_declaration with
2185 warn_implicit_function_declaration.
2186 * c-opts.c (c_common_handle_option):
2187 -Werror-implicit-function-declaration is exactly equal as
2188 -Werror=implicit-function-declaration.
2189 (set_Wimplicit): Replace mesg_implicit_function_declaration with
2190 warn_implicit_function_declaration.
2191 (c_common_post_options): -Wimplict-function-declaration is enabled
2192 by default by -std=c99, otherwise is disabled by default.
2193 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
2195 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2197 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
2198 DECL on the rhs to a DECL on the lhs for debug info purposes if the
2199 former is ignored but not the latter.
2201 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2203 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
2204 is made and the reference doesn't use the alias set of its type,
2205 do not create the temporary using that type.
2207 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
2209 * jump.c: Remove prototypes for delete_computation and
2210 delete_prior_computation.
2212 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2214 * jump.c (get_label_after): Delete.
2215 (get_label_before, delete_computation, delete_jump,
2216 delete_prior_computation, follow_jumps): Move...
2217 * reorg.c (delete_computation, delete_prior_computation): ... here...
2218 (get_label_before, delete_jump): ... making these static ...
2219 (follow_jumps): ... and simplifying this since it only runs after
2221 * rtl.h (get_label_after, get_label_before, delete_jump,
2222 follow_jumps): Delete prototypes.
2224 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2226 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
2228 2007-02-15 Nick Clifton <nickc@redhat.com>
2230 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
2231 order to prevent it from being munged by the target.
2233 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/i386.md: Remove misleading comment.
2237 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2239 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
2240 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
2243 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2245 * tree-sra.c (instantiate_missing_elements): Canonicalize
2247 (sra_build_assignment): New.
2248 (generate_copy_inout, generate_element_copy,
2249 generate_element_zero, generate_one_element_init): Use it.
2251 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2253 * tree-sra.c (instantiate_missing_elements): Canonicalize
2255 (sra_build_assignment): New.
2256 (generate_copy_inout, generate_element_copy,
2257 generate_element_zero, generate_one_element_init): Use it.
2259 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2261 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
2264 2007-02-14 Joseph Myers <joseph@codesourcery.com>
2266 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
2267 types as aggregates not scalars.
2268 * function.c (assign_stack_temp_for_type): Likewise.
2270 2007-02-14 Roger Sayle <roger@eyesopen.com>
2271 Zdenek Dvorak <dvorakz@suse.cz>
2273 * tree-dump.c (dump_switch_p_1): Require exact match of the option
2276 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
2278 * passes.c (next_pass_1): Clear the next field of the copied
2281 2007-02-14 Richard Henderson <rth@redhat.com>
2283 * tree-sra.c (early_sra): New.
2284 (decl_can_be_decomposed_p): Deny va_list if early_sra.
2285 (tree_sra_early, pass_sra_early): New.
2286 * tree-pass.h (pass_sra_early): Declare.
2287 * passes.c (init_optimization_passes): Use it.
2289 2007-02-14 Richard Guenther <rguenther@suse.de>
2291 * flags.h (issue_strict_overflow_warning): Convert to a macro.
2293 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
2295 PR tree-optimization/30771
2296 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
2298 (vect_analyze_operations): Induction phis can now be marked as
2300 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
2301 Update documentation accordingly.
2303 2007-02-14 Nick Clifton <nickc@redhat.com>
2305 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
2306 most 3 arguments are supported.
2307 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
2309 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
2311 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
2312 Ensure dst->current is valid.
2314 2007-02-13 Paul Brook <paul@codesourcery.com>
2316 * config.gcc: Add arm*-*-uclinux-*eabi.
2317 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2318 (SUBTARGET_EXTRA_LINK_SPEC): Define.
2319 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
2320 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
2321 (LINK_SPEC): Define.
2323 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
2325 * config/arm/uclinux-eabi.h: New file.
2326 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
2327 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
2330 2007-02-13 Ian Lance Taylor <iant@google.com>
2332 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
2333 * flags.h (warn_strict_overflow): Declare.
2334 (enum warn_strict_overflow_code): Define.
2335 (issue_strict_overflow_warning): New static inline function.
2336 * opts.c (warn_strict_overflow): New variable.
2337 (common_handle_option): Handle OPT_Wstrict_overflow and
2338 OPT_Wstrict_overflow_.
2339 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
2341 * fold-const.c: Include intl.h.
2342 (fold_deferring_overflow_warnings): New static variable.
2343 (fold_deferred_overflow_warning): New static variable.
2344 (fold_deferred_overflow_code): New static variable.
2345 (fold_defer_overflow_warnings): New function.
2346 (fold_undefer_overflow_warnings): New function.
2347 (fold_undefer_and_ignore_overflow_warnings): New function.
2348 (fold_deferring_overflow_warnings_p): New function.
2349 (fold_overflow_warning): New static function.
2350 (make_range): Add strict_overflow_p parameter. Change all
2352 (extract_muldiv, extract_muldiv_1): Likewise.
2353 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
2354 tree_expr_nonnegative_p.
2355 (fold_negate_expr): Call fold_overflow_warning.
2356 (fold_range_test): Likewise.
2357 (fold_comparison): Likewise.
2358 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
2359 instead of tree_expr_nonnegative_p.
2360 (tree_expr_nonnegative_warnv_p): Rename from
2361 tree_expr_nonnegative_p, add strict_overflow_p parameter.
2362 (tree_expr_nonnegative_p): New function.
2363 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
2364 strict_overflow_p parameter.
2365 (tree_expr_nonzero_p): New function.
2366 * passes.c (verify_interpass_invariants): New static function.
2367 (execute_one_pass): Call it.
2368 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
2370 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
2371 (estimate_numbers_of_iterations): Likewise.
2372 (scev_probably_wraps_p): Likewise.
2373 * tree-ssa-ccp.c: Include "toplev.h".
2374 (evaluate_stmt): Defer fold overflow warnings until we know we are
2376 (struct fold_stmt_r_data): Add stmt field.
2377 (fold_stmt_r): Defer fold overflow warnings until we know we
2379 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
2380 (fold_stmt_inplace): Likewise.
2381 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
2382 (cleanup_control_expr_graph): Defer fold overflow warnings until
2383 we know we are going to optimize.
2384 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2385 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
2387 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2388 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
2389 * tree-ssa-loop-manip.c (create_iv): Likewise.
2390 * c-typeck.c (build_conditional_expr): Likewise.
2391 (build_binary_op): Likewise.
2392 * tree-vrp.c (vrp_expr_computes_nonzero): Call
2393 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
2394 (extract_range_from_unary_expr): Likewise.
2395 * simplify-rtx.c (simplify_const_relational_operation): Warn when
2396 assuming that signed overflow does not occur.
2397 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
2398 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
2399 (fold_defer_overflow_warnings): Declare.
2400 (fold_undefer_overflow_warnings): Declare.
2401 (fold_undefer_and_ignore_overflow_warnings): Declare.
2402 (fold_deferring_overflow_warnings_p): Declare.
2403 (tree_expr_nonzero_warnv_p): Declare.
2404 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
2406 (Warning Options): Document -Wstrict-overflow.
2407 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
2408 (tree-ssa-ccp.o): Likewise.
2409 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
2410 (fold-const.o): Depend on intl.h.
2412 2007-02-13 Ian Lance Taylor <iant@google.com>
2415 * lower-subreg.c (resolve_simple_move): Decompose subregs in
2418 2007-02-13 Stuart Hastings <stuart@apple.com>
2420 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
2422 2007-02-13 Richard Henderson <rth@redhat.com>
2424 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
2425 handled_component_p before looking for the indirect_ref.
2427 2007-02-13 Richard Henderson <rth@redhat.com>
2429 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
2430 remove flags clobber.
2431 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
2432 (bswaphi_lowpart): New.
2433 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
2434 remove TARGET_BSWAP test. Delete expander of the same name.
2436 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
2437 (expand_unop): Use them.
2439 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
2441 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
2442 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
2443 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
2444 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
2445 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
2446 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
2447 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
2448 assembler dialect choice from asm templates.
2450 2007-02-12 Richard Henderson <rth@redhat.com>
2452 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2453 (fixuns_trunc<SSEMODEF>si2): Use it.
2454 * config/i386/sse.md (vec_setv4sf_0): Export.
2455 * config/i386/i386.c (ix86_build_const_vector): Export.
2456 (ix86_split_convert_uns_si_sse): Rename from
2457 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2458 * config/i386/i386-protos.h: Update.
2460 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2463 * c-typeck.c (c_finish_return): Improve warning message.
2465 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2467 * alias.c (find_symbolic_term): Delete unused function.
2469 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2472 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2473 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2475 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2477 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2478 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2479 the function, temporarily point the debug interface to the null one.
2481 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2483 * dwarf2out.c (round_up_to_align): New static function.
2484 (field_byte_offset): Use it to round the offset.
2486 2007-02-12 Richard Henderson <rth@redhat.com>
2488 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2489 (inswl_const): Export.
2491 2007-02-12 Richard Henderson <rth@redhat.com>
2493 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2494 result mode of the libcall, convert back to outmode.
2496 2007-02-12 Roger Sayle <roger@eyesopen.com>
2498 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2499 (bswapdi2): New define_expand to implement 32-bit implementation.
2501 2007-02-12 Nick Clifton <nickc@redhat.com>
2503 * doc/invoke.texi (Overall Options): Document --help=.
2504 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2505 (cc1_options): Pass --help= on to cc1.
2506 (display_help): Add description of --help=.
2507 (process_command): Add code to handle --help=. Allow translated
2508 --help and --target-help switches to be passed on to compiler
2510 (main): Remove unused if statement.
2511 * opts.c (columns): Remove.
2512 (LEFT_COLUMN): Define.
2513 (wrap_help): Add columns argument.
2514 (print_filtered_help): Change parameters to be an include bitmask,
2515 an exclude bitmask, an any bitmask and the column width. Move the
2516 code to display the params list here. Add code to display the
2517 status of options rather than their descriptions if the quiet flag
2519 (print_specific_help): Change parameters to be an include bitmask,
2520 an exclude bitmask and an any bitmask. Move code to look up the
2521 column width here. Decide upon the title for an options listing.
2522 (common_handle_options): Add code to handle --help=. Adapt code
2523 for --help and --target-help to use the revised form of the
2524 print_specific_help function.
2525 (print_help): Delete.
2526 (print_param_help): Delete.
2527 (print_switch): Delete.
2528 * opts.h (cl_lang_count): Add prototype.
2529 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2530 CL_MAX_OPTION_CLASS): New defines.
2531 * optc-gen.awk: Add construction of cl_lang_count.
2532 * c.opt: Add Warning attribute to warning options and Optimization
2533 attribute to optimization options.
2534 * common.opt: Likewise.
2536 Add -fhelp and -ftarget-help as aliases for the transformed --help
2537 and --target-help options.
2538 * opt-functions.awk: Add code to handle Warning and Optimization
2541 2007-02-12 Richard Henderson <rth@redhat.com>
2543 * config/alpha/constraints.md: New file.
2544 * config/alpha/alpha.c: Include tm-constrs.h.
2545 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2546 alpha_extra_constraint): Remove.
2547 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2548 * config/alpha/alpha-protos.h: Update.
2549 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2550 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2551 (EXTRA_CONSTRAINT): Remove.
2552 * config/alpha/alpha.md: Include constraints.md.
2553 (adddi splitter): Use satisfies_constraint_*.
2554 * config/alpha/predicates.md (add_operand): Likewise.
2555 (sext_add_operand, addition_operation): Likewise.
2557 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2559 PR tree-optimization/29145
2560 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2561 in our handling of restrict qualified pointers.
2563 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2566 * doc/invoke.texi (Wunused-value): Update description.
2567 (Wextra): Delete item.
2568 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2569 value of Wunused-value.
2570 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2571 (c_finish_stmt_expr): Don't check extra_warnings.
2572 (emit_side_effect_warnings): The caller is responsible to check
2575 2007-02-11 Roger Sayle <roger@eyesopen.com>
2576 Matt Thomas <matt@3am-software.com>
2578 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2580 2007-02-11 Roger Sayle <roger@eyesopen.com>
2582 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2583 comparisons of POPCOUNT against zero.
2584 (simplify_const_relational_operation): Likewise.
2586 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2588 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2590 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2592 * dwarf2out.c (root_type): Delete unused function.
2594 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2596 * genattrtab.c (contained_in_p): Delete unused function.
2597 (write_expr_attr_cache): Likewise.
2599 2007-02-11 Jan Hubicka <jh@suse.cz>
2601 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2604 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2606 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2607 to add the REG_EQ* note.
2608 * see.c (see_merge_one_use_extension): Likewise.
2609 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2610 turn REG_EQUAL notes into REG_EQUIV notes if the target
2611 register may have more than one set.
2612 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2613 * gcse.c (try_replace_reg): Likewise.
2614 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2615 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2616 more than one REG_EQUIV note.
2617 * reload1.c (gen_reload): Use set_unique_reg_note.
2619 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2621 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2622 (ix86_builtin_conversion): New function.
2624 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2627 * tree.h (DECL_REPLACEABLE_P): New macro.
2628 * except.c (set_nothrow_function_flags): Likewise.
2630 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2631 Ira Rosen <irar@il.ibm.com>
2632 Dorit Nuzman <dorit@il.ibm.com>
2634 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2635 * targhooks.c (default_builtin_vectorized_conversion): New.
2636 * targhooks.h (default_builtin_vectorized_function): New declaration.
2637 * target.h (struct vectorize): Add builtin_conversion field.
2638 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2639 stmt_vec_info_type value.
2640 (vectorizable_conversion): New declaration.
2641 * tree-vect-analyze.c (vect_analyze_operations): Add
2642 vectorizable_conversion call.
2643 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2644 * tree-vect-transform.c (vectorizable_conversion): New function.
2645 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2646 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2648 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2649 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2650 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2651 or ALTIVEC_BUILTIN_VCFSX.
2653 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2656 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2657 CONST_DOUBLE and operand 0 is a hard register.
2658 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2659 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2660 is a hard floating-point register.
2662 2007-02-10 Richard Henderson <rth@redhat.com>
2663 Jakub Jelinek <jakub@redhat.com>
2664 Alexandre Oliva <aoliva@redhat.com>
2666 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2667 * builtin-types.def (BT_WORD): Make unsigned.
2668 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2669 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2670 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2671 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2672 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2673 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2675 * expr.c (emutls_var_address): New.
2676 (expand_expr_real_1): Expand emulated tls.
2677 (expand_expr_addr_expr_1): Likewise.
2678 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2679 * output.h (emutls_finish): Declare.
2680 * toplev.c (compile_file): Call it.
2681 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2682 address before wrapping in CONST.
2683 * varasm.c (emutls_htab, emutls_object_type): New.
2684 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2685 (get_emutls_object_name, get_emutls_object_type): New.
2686 (get_emutls_init_templ_addr, emutls_decl): New.
2687 (emutls_common_1, emutls_finish): New.
2688 (assemble_variable): When emulating tls, swap decls; generate
2689 constructor for the emutls objects.
2690 (do_assemble_alias): When emulating tls, swap decl and target name.
2691 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2693 * varpool.c (decide_is_variable_needed): Look at force_output.
2694 Recurse for emulated tls.
2695 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2696 with decide_is_variable_needed.
2697 * emutls.c: New file.
2698 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2699 tls_object for real tls.
2701 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2703 PR rtl-optimization/29599
2704 * reload1.c (eliminate_regs_in_insn): Take the destination
2705 mode into account when computing the offset.
2707 2007-02-09 Stuart Hastings <stuart@apple.com>
2708 Richard Henderson <rth@redhat.com>
2710 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2711 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2712 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2713 fixuns_truncdfhi2): New.
2714 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2715 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2716 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2717 (floatunssidf2): Allow nonimmediate source.
2718 * gcc/config/i386/sse.md (movdi_to_sse): New.
2719 (vec_concatv2di): Drop '*'.
2720 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2721 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2722 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2724 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2725 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2726 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2727 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2728 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2729 ix86_build_const_vector.
2730 (x86_emit_floatuns): Rewrite.
2732 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2734 * genautomata.c (longest_path_length): Delete unused function.
2735 (struct state): Delete unused longest_path_length.
2736 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2737 (get_free_state): Delete unused.
2739 2007-02-09 Jan Hubicka <jh@suse.cz>
2741 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2742 * doc/invoke.texi (inline-unit-growth): Update default value.
2744 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2745 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2746 (rebuild_cgraph_edges): Likewise.
2747 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2748 (dump_cgraph_node): Dump frequencies.
2749 (cgraph_clone_edge): Add frequency scales.
2750 (cgraph_clone_node): Add freuqnecy.
2751 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2752 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2753 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2754 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2755 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2756 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2757 (save_inline_function_body): Likewise.
2758 * ipa-inline.c: inluce rtl.h
2759 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2760 (cgraph_edge_badness): Use frequencies.
2761 (cgraph_decide_recursive_inlining): Update clonning.
2762 (cgraph_decide_inlining_of_small_function): Dump frequency.
2763 * predict.c (estimate_bb_frequencies): Export.
2764 * predict.h (estimate_bb_frequencies): Declare.
2765 * tree-inline.c (copy_bb): Watch overflows.
2766 (expand_call_inline): Update call of cgraph_create_edge.
2767 (optimize_inline_calls): Use TODO flags to update frequnecies.
2768 * passes.h: Include predict.h
2769 (init_optimization_passes): Move profile ahead.
2770 (execute_function_todo): Handle TODO_rebuild_frequencies.
2772 2007-02-09 Roger Sayle <roger@eyesopen.com>
2774 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2775 the insbl or inswl pattern into a register.
2777 2007-02-09 Roger Sayle <roger@eyesopen.com>
2779 * config/ia64/ia64.md (bswapdi2): New define_insn.
2781 2007-02-09 Richard Henderson <rth@redhat.com>
2783 * config/i386/constraints.md (Ym): New constraint.
2784 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2785 (movdi_1_rex64): Split sse and xmm general register moves from
2786 memory move alternatives. Use conditional register constraints.
2787 (movsf_1, movdf_integer): Likewise.
2788 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2789 (movdf_integer_rex64): New.
2790 (pushsf_rex64): Fix output constraints.
2791 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2792 (sse2_stored): Likewise.
2793 (sse2_storeq_rex64): New.
2794 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2795 amd and not generic.
2796 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2797 for optimize_size. Remove SF/DFmode hack.
2799 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2801 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2804 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2805 Richard Sandiford <richard@codesourcery.com>
2807 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2808 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2809 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2810 m68k/t-mlib to tmake_file.
2811 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2812 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2813 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2814 Allow it to be cf or m68k. Set m68k_arch_family. If that
2815 variable is not empty, add t-$m68k_arch_family to tmake_file.
2816 Add t-mlibs to tmake_file.
2817 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2818 * config/m68k/t-cf: New file.
2819 * config/m68k/t-m68k: Likewise.
2820 * config/m68k/t-mlibs: Likewise.
2821 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2822 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2823 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2824 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2825 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2827 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2828 (INSTALL_LIBGCC): Delete.
2829 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2830 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2831 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2832 (M68K_MLIB_CPU): Define.
2833 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2834 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2835 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2837 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2838 Richard Guenther <rguenther@suse.de>
2841 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2842 against INT_MIN/INT_MAX.
2843 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2844 file if a loop is removed.
2846 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2848 * calls.c (store_one_arg): Pass correct alignment to
2849 emit_push_insn for non-BLKmode values.
2850 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2851 unaligned stack slot via a suitably aligned slot.
2853 2007-02-08 DJ Delorie <dj@redhat.com>
2855 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2857 (legal_subregs): Use unsigned char, make const.
2858 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2860 2007-02-08 Paul Brook <paul@codesourcery.com>
2862 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2863 special interworking needed.
2865 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2867 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2868 conditional to __SSE2__.
2869 (Entries below should have been added to first ChangeLog
2870 entry for amdfam10 dated 2007-02-05)
2871 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2873 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2875 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2878 2007-02-08 DJ Delorie <dj@redhat.com>
2880 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2881 * config/m32c/m32c.c (legal_subregs): New.
2882 (m32c_illegal_subreg_p): New.
2883 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2884 unsupported subregs of hard regs.
2886 2007-02-08 Jan Hubicka <jh@suse.cz>
2888 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2889 the same one; always update histograms.
2891 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2893 * passes.c (init_optimization_passes): Tidy comment.
2895 2007-02-08 Roger Sayle <roger@eyesopen.com>
2897 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2898 strip zero_extend, bswap and rotates from POCOUNT's argument.
2899 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2900 zero_extend and rotates from PARITY's argument.
2901 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2902 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2903 of an integer constant at compile-time.
2905 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2908 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2910 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2913 * tree-ssa-live.c (remove_unused_locals): Do not remove
2914 TREE_ADDRESSABLE variables.
2915 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2916 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2917 FOR_CLOBBER. Update all users.
2918 If VAR has an associated alias set, add a virtual operand for
2919 it if no alias is found to conflict with the memory reference.
2921 2007-02-07 Jan Hubicka <jh@suse.cz>
2922 Robert Kidd <rkidd@crhc.uiuc.edu>
2924 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2926 2007-02-07 Ian Lance Taylor <iant@google.com>
2928 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2930 2007-02-07 Roger Sayle <roger@eyesopen.com>
2932 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2933 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2934 tablejumpdi, movsi_to_cr_one): Remove constraints from
2935 define_expand's match_operands.
2937 2007-02-07 Roger Sayle <roger@eyesopen.com>
2939 * global.c (compute_regsets): Move declatation of "i" inside of
2940 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2942 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2945 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2946 of INDIRECT_REF <RESULT_DECL>.
2948 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2950 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2951 Kaz Kojima <kkojima@gcc.gnu.org>
2954 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2956 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2958 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2960 * doc/loop.texi: Document possibility not to perform disambiguation
2961 of loops with multiple latches.
2962 * cfgloopmanip.c (alp_enum_p): Removed.
2963 (add_loop): Handle subloops. Use get_loop_body_with_size.
2964 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2965 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2966 the new forwarder block.
2967 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2968 Handle the case latch is NULL.
2969 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2970 when marking loop exits.
2971 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2973 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2974 disambiguate_loops_with_multiple_latches.
2975 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2976 before fix_loop_structure.
2977 * cfgloop.c: Include pointer-set.h and output.h.
2978 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2979 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2980 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2981 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2982 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2983 disambiguate_multiple_latches, get_loop_body_with_size,
2984 disambiguate_loops_with_multiple_latches): New functions.
2985 (flow_loop_dump): Dump multiple latch edges.
2986 (flow_loop_nodes_find): Handle loops with multiple latches.
2987 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2988 (glb_enum_p): Modified.
2989 (get_loop_body): Use get_loop_body_with_size.
2990 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2991 (AVOID_CFG_MODIFICATIONS): New constant.
2992 (disambiguate_loops_with_multiple_latches, add_loop,
2993 get_loop_body_with_size): Declare.
2994 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2996 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2999 * global.c (compute_regsets): New function.
3000 (global_alloc): Refactored ELIMINABLE_REGSET
3001 and NO_GLOBAL_ALLOC_REGS computation out.
3002 (rest_of_handle_global_alloc): Call compute_regsets()
3003 for non-optimizing case.
3005 2007-02-06 Richard Henderson <rth@redhat.com>
3007 * config/i386/constraints.md (Y2): Rename from Y.
3008 (Yi): New constraint.
3009 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3010 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3011 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3012 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3013 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3014 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3015 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3016 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3017 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3018 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3019 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3020 vec_extractv2si_1): Change Y constraints to Y2.
3021 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3022 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3023 Change Y constraints to Y2.
3024 (sse2_loadld): Change Y constraints to x.
3026 2007-02-06 Roger Sayle <roger@eyesopen.com>
3028 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3029 (parity<mode>2): New define_expand using rs6000_emit_parity.
3030 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3031 rs6000_emit_parity): New functions.
3032 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3033 rs6000_emit_parity): Prototype here.
3035 2007-02-06 Ian Lance Taylor <iant@google.com>
3037 * lower-subreg.c (simple_move_operand): Reject CONST.
3038 (resolve_clobber): Call validate_change rather than directly
3039 assigning to XEXP (pat, 0).
3041 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3043 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3044 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3045 (tree-cfg.o): Remove hashtab.h dependency.
3047 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3048 (struct ivopts_data): Change niters to pointer_map_t.
3049 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3050 (niter_for_exit): Create pointer_map on demand. Change for
3052 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3053 (free_loop_data): Destroy data->niters if created and reset field.
3054 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3055 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3057 * tree-ssa-reassoc.c: Include pointer-set.h.
3058 (bb_rank): Change to long *.
3059 (operand_rank): Change to pointer_map_t.
3060 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3061 (insert_operand_rank): Accept long.
3062 (operand_entry_hash, operand_entry_eq): Remove.
3063 (get_rank): Return long. Adjust for changes above.
3064 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3066 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3068 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3069 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3070 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3072 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3073 directly since it cannot be NULL.
3074 (get_vi_for_tree): Rewrite for pointer_map API.
3075 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3076 (init_alias_vars): Create vi_for_tree as pointer_map.
3077 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3079 * tree-cfg.c: Don't include hashtab.h.
3080 (edge_to_cases): Declare as pointer_map.
3081 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3083 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3084 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3085 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3087 (record_switch_edge): Delete.
3088 (get_cases_for_edge): Adjust for pointer_map API, inline
3089 record_switch_edge (rewritten for new API), remove goto.
3091 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3093 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3094 * tree-nested.c: Include pointer-set.h.
3095 (var_map_elt, var_map_eq, var_map_hash): Delete.
3096 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3098 (nesting_info_bitmap_obstack): New.
3099 (lookup_field_for_decl): Adjust for pointer_map API.
3100 (lookup_tramp_for_decl): Adjust for pointer_map API.
3101 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3102 (get_local_debug_decl): Adjust for pointer_map API.
3103 (convert_nl_goto_reference): Adjust for pointer_map API.
3104 (convert_nl_goto_receiver): Adjust for pointer_map API.
3105 (create_nesting_tree): Create outside GGC space. Create bitmap on
3106 the new obstack. Create field_map and var_map as pointer_maps.
3107 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3109 (lower_nested_functions): Move root here, no need to NULL it.
3110 Initialize and release the obstack.
3112 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
3114 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
3115 Remove prototypes and make them non-static.
3116 (struct tree_int_map): Remove.
3117 * tree.h (struct tree_int_map): Move here, turning TO into an
3119 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
3121 * tree.h (TREE_COMPLEXITY): Remove.
3122 (struct tree_exp): Remove complexity field.
3123 * tree.c (build1_stat): Don't set it.
3125 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
3126 Victor Kaplansky <victork@il.ibm.com>
3128 * tree-vectorizer.c (vect_is_simple_use): Support induction.
3129 (vect_is_simple_reduction): Support reduction with induction as
3130 one of the operands.
3131 (vect_is_simple_iv_evolution): Fix formatting.
3132 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
3133 formatting. Don't mark induction phis for vectorization.
3134 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
3135 * tree-vect-transform.c (get_initial_def_for_induction): New function.
3136 (vect_get_vec_def_for_operand): Support induction.
3137 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
3139 (vectorizable_reduction): Support reduction with induction as one of
3141 (vectorizable_type_demotion): Use def-type of stmt argument rather
3142 than dummy def-type.
3144 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
3145 flag_tree_scev_cprop.
3146 * common.opt (tree-scev-cprop): New flag.
3148 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
3149 call to vect_get_new_vect_var.
3151 2007-02-06 Ira Rosen <irar@il.ibm.com>
3153 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
3154 vectype is not NULL.
3155 (vect_pattern_recog_1): Likewise.
3157 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3159 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
3160 (fold_negate_expr): Likewise.
3162 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
3165 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
3166 even if cv-qualification is the same.
3168 2007-02-05 Geoffrey Keating <geoffk@apple.com>
3170 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
3171 __enable_execute_stack on completion.
3173 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3175 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
3176 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
3177 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
3178 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
3179 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
3180 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
3181 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
3182 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
3184 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3186 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
3187 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
3188 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
3189 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
3190 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
3191 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
3192 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
3193 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
3194 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
3195 umuldi3_highpart_rex64, umulsi3_highpart_insn,
3196 umulsi3_highpart_zext, smuldi3_highpart_rex64,
3197 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
3198 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
3199 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
3200 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
3201 sqrtextenddfxf2_i387): Added amdfam10_decode.
3203 * config/i386/athlon.md (athlon_idirect_amdfam10,
3204 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
3205 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
3206 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
3207 athlon_ivector_store_amdfam10): New define_insn_reservation.
3208 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
3211 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3213 * config/i386/athlon.md (athlon_call_amdfam10,
3214 athlon_pop_amdfam10, athlon_lea_amdfam10): New
3215 define_insn_reservation.
3216 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
3217 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
3218 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
3220 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3222 * config/i386/athlon.md (athlon_sseld_amdfam10,
3223 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
3224 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
3226 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3228 * config/i386/athlon.md (athlon_sseins_amdfam10): New
3229 define_insn_reservation.
3230 * config/i386/i386.md (sseins): Added sseins to define_attr type
3231 and define_attr unit.
3232 * config/i386/sse.md: Set type attribute to sseins for insertq
3235 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3237 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
3238 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
3239 ssecomi_load_amdfam10, ssecomi_amdfam10,
3240 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
3241 define_insn_reservation.
3242 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
3244 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3246 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
3247 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
3248 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
3249 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
3250 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
3251 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
3252 define_insn_reservation.
3254 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
3255 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
3256 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
3257 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
3258 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
3260 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3262 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
3263 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
3264 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
3265 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
3266 athlon_ssemul_load_k8): Added amdfam10.
3268 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3270 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
3271 (x86_sse_unaligned_move_optimal): New variable.
3273 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
3275 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
3276 for unaligned vector SSE double/single precision loads for AMDFAM10.
3278 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3280 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
3281 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
3282 Define TARGET_CPU_DEFAULT_amdfam10.
3283 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
3284 (processor_type): Add PROCESSOR_AMDFAM10.
3286 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
3287 processor_type in config/i386/i386.h.
3288 Enable imul peepholes for TARGET_AMDFAM10.
3290 * config.gcc: Add support for --with-cpu option for amdfam10.
3292 * config/i386/i386.c (amdfam10_cost): New variable.
3293 (m_AMDFAM10): New macro.
3294 (m_ATHLON_K8_AMDFAM10): New macro.
3295 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
3296 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
3297 x86_promote_QImode, x86_integer_DFmode_moves,
3298 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3299 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
3300 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
3301 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
3302 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
3303 Enable/disable for amdfam10.
3304 (override_options): Add amdfam10_cost to processor_target_table.
3305 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
3306 processor_alias_table.
3307 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
3308 (ix86_adjust_cost): Add code for amdfam10.
3310 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3312 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
3313 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
3314 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
3315 * config/i386/i386.h: Add builtin definition for SSE4A.
3316 * config/i386/i386.md: Add support for ABM instructions
3318 * config/i386/sse.md: Add support for SSE4A instructions
3319 (movntss, movntsd, extrq, insertq).
3320 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
3321 Add -march=amdfam10 flag.
3322 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
3323 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
3325 * doc/extend.texi: Add documentation for SSE4A builtins.
3327 2007-02-05 Bob Wilson <bob.wilson@acm.org>
3329 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
3331 2007-02-05 Richard Guenther <rguenther@suse.de>
3333 * tree-vectorizer.h (vectorizable_function): Add argument type
3334 argument, change return type.
3335 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
3336 * tree-vect-transform.c (vectorizable_function): Handle extra
3337 argument, return vectorized function decl.
3338 (build_vectorized_function_call): Remove.
3339 (vectorizable_call): Handle calls with result and argument types
3340 differing. Handle loop vectorization factor correctly.
3341 * targhooks.c (default_builtin_vectorized_function): Adjust for
3343 * targhooks.h (default_builtin_vectorized_function): Likewise.
3344 * target.h (builtin_vectorized_function): Add argument type
3346 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
3347 extra argument, allow vectorizing of lrintf.
3348 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
3349 documentation of target hook.
3351 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
3354 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
3355 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
3356 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
3358 2007-02-05 Roger Sayle <roger@eyesopen.com>
3360 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
3361 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
3362 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
3363 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
3364 before canonicalizing sincos to cexpi.
3365 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
3367 2007-02-05 Roger Sayle <roger@eyesopen.com>
3369 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
3370 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
3371 (alpha_init_builtins): Use alpha_add_builtins to process tables.
3373 2007-02-05 Roger Sayle <roger@eyesopen.com>
3375 * mips-tfile.c (initialize_init_file): Correct endianness test.
3377 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
3379 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
3382 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3384 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
3385 saves in a PARALLEL before the register assignments.
3387 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3389 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
3390 DWARF_FRAME_RETURN_COLUMN to be a general register.
3391 * dwarf2out.c (init_return_column_size): New function, split from...
3392 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
3393 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
3394 to be nongeneral registers.
3395 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
3397 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
3398 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
3400 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3402 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
3404 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3406 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
3407 (remove_path): Use can_remove_branch_p and remove_branch instead
3408 of loop_delete_branch_edge.
3409 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
3410 (tree_transform_and_unroll_loop): Remove dead branches immediately.
3411 Update profile using scale_dominated_blocks_in_loop.
3412 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
3413 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
3414 (can_remove_branch_p, remove_branch): Declare.
3415 * tree-cfg.c (tree_can_remove_branch_p): New function.
3416 (tree_cfg_hooks): Add tree_can_remove_branch_p.
3417 * cfgrtl.c (rtl_can_remove_branch_p): New function.
3418 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
3420 2007-02-05 Jan Hubicka <jh@suse.cz>
3423 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
3424 nodes in cgraph, don't remove offline copy of the function.
3426 2007-02-04 Jan Hubicka <jh@suse.cz>
3428 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
3429 vectors might cause maybe_lookup_element_for_expr to be called
3430 on non-sra-candidate.
3432 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3434 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
3435 config/bfin/bfin.md, config/bfin/predicates.md: Follow
3436 spelling conventions.
3438 2007-02-04 Richard Guenther <rguenther@suse.de>
3441 * fold-const.c (try_move_mult_to_index): Make sure to not
3442 overflow one dimension of a multi-dimensional array access.
3444 2007-02-04 Jan Hubicka <jh@suse.cz>
3446 * passes.c (init_optimization_passes): Reindent.
3448 2007-02-04 Jan Hubicka <jh@suse.cz>
3449 Eric Botcazou <ebotcazou@adacore.com>
3451 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3452 (execute_fixup_cfg): Break out the abnormal goto code.
3453 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3454 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3455 (optimize_inline_calls): Call make_nonlocal_label_edges.
3457 2007-02-04 Jan Hubicka <jh@suse.cz>
3459 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3460 true when something was changed.
3461 (rename_ssa_copies): When something was changed, do
3462 TODO_remove_unused_locals.
3463 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3464 add TODO_remove_unused_locals when instruction was removed.
3466 2007-02-04 Jan Hubicka <jh@suse.cz>
3468 * ipa-inline.c (try_inline): Improve debug output; work on already
3470 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3471 call try_inline for already inlined edges too when flattening;
3472 inline also functions that make callee growth but overall unit size
3475 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3477 * config/m32c/bitops.md, config/m32c/jump.md,
3478 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3479 config/m32r/m32r.h, config/m32r/m32r.md,
3480 config/m32r/predicates.md, config/m68hc11/larith.asm,
3481 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3482 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3483 config/mips/mips-protos.h, config/mips/mips.c,
3484 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3485 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3486 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3487 spelling conventions.
3489 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3490 Follow spelling conventions.
3492 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3494 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3495 warn about C++0x compatibility.
3497 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3499 * config/h8300/h8300.c, config/h8300/h8300.h,
3500 config/h8300/h8300.md: Follow spelling conventions.
3502 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3505 * combine.c (try_combine): Do not substitute source operand
3506 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3508 2007-02-03 Jan Hubicka <jh@suse.cz>
3510 PR gcov-profile/30650
3511 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3512 do not divide by zero for never executed counters.
3513 (tree_find_values_to_profile): Fix counters.
3514 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3516 2007-02-03 Ian Lance Taylor <iant@google.com>
3518 * lower-subreg.c (simple_move_operand): New static function,
3519 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3521 (simple_move): Call simple_move_operand.
3522 (find_decomposable_subregs): Add special handling of MEMs.
3523 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3524 meaning of return value. If we see a hard register, test whether
3525 it can store a word_mode value. Change all callers.
3527 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3529 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3530 ftrapv insns and expanders.
3531 (subdi3): Change define_expand operand 1 to arith11_operand, and
3532 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3533 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3534 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3538 * varasm.c (notice_global_symbol): Treat global objects as weak when
3541 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3543 * emit-rtl.c (dconstpi): Delete.
3545 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3546 * real.h (dconstpi): Delete.
3548 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3549 (fold_builtin_hypot): Likewise.
3551 2007-02-03 Tom Tromey <tromey@redhat.com>
3554 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3555 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3557 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3559 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3560 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3561 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3562 config/rs6000/cell.md, config/rs6000/darwin.h,
3563 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3564 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3565 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3566 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3567 typos. Follow spelling conventions.
3568 * doc/invoke.texi: Follow spelling conventions.
3570 2007-02-03 Roger Sayle <roger@eyesopen.com>
3572 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3573 canonicalization transformations that attempt to simplify integer
3574 constant comparisons to become comparisons against zero.
3576 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3578 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3580 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3581 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3583 2007-02-02 Mike Stump <mrs@apple.com>
3585 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3586 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3587 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3588 generate a branch island.
3590 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3592 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3593 (xtensa_legitimate_address_p): New.
3594 (xtensa_legitimize_address): New.
3595 (xtensa_output_addr_const_extra): New.
3596 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3598 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3599 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3600 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3601 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3602 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3603 (xtensa_legitimize_address): New.
3604 (xtensa_output_addr_const_extra): New.
3606 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3608 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3610 2007-02-02 Ian Lance Taylor <iant@google.com>
3612 * expmed.c (expand_divmod): Add comment.
3614 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3616 * emit-rtl.c (renumber_insns): Remove.
3617 * flags.h: Remove the extern for flag_renumber_insns.
3618 * rtl.h: Remove the prototype for renumber_insns.
3619 * toplev.c (flag_renumber_insns): Remove.
3621 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3623 Revert for x86 darwin:
3624 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3626 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3627 code before the following patch under TARGET_MACHO.
3628 (ix86_function_value_regno_p): Likewise.
3630 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3632 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3635 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3638 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3639 general or fp registers. Add comments.
3640 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3642 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3644 * pointer-set.c (insert_aux): Only return insertion slot.
3645 (pointer_set_insert): Adjust.
3646 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3647 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3648 pointer_map_traverse): New.
3649 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3650 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3651 pointer_map_contains, pointer_map_traverse): Declare.
3653 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3656 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3657 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3659 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3661 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3663 (struct _dep): New type.
3664 (dep_t): New typedef.
3665 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3666 (DEP_STATUS): New access macro. The macro with the same name was
3667 renamed to DEP_LINK_STATUS.
3668 (dep_init): Declare function
3670 (struct _dep_link): New type.
3671 (dep_link_t): New typedef.
3672 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3673 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3674 (DEP_LINK_STATUS): New macro.
3675 (debug_dep_links): New debug function.
3677 (struct _deps_list): New type.
3678 (deps_list_t): New typedef.
3679 (DEPS_LIST_FIRST): New access macro.
3680 (FOR_EACH_DEP_LINK): New cycle macro.
3681 (create_deps_list, free_deps_list, delete_deps_list): Declare
3683 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3684 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3685 (copy_deps_list_change_con): Ditto.
3687 (move_dep_link): Declare function.
3689 (struct _dep_node): New type.
3690 (dep_node_t): New typedef.
3691 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3693 (struct haifa_insn_data.back_deps): New field to hold backward
3694 dependencies of the insn.
3695 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3697 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3698 Change its type to deps_list_t.
3699 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3700 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3701 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3703 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3705 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3707 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3709 (dep_cost): Declare.
3711 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3712 (ds_to_dk, dk_to_ds): New functions.
3714 (init_dep_1): New static function.
3715 (init_dep): New function.
3716 (copy_dep): New static function.
3718 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3720 (detach_dep_link): New static function.
3721 (move_dep_link): New function.
3723 (dep_links_consistent_p, dump_dep_links): New static functions.
3724 (debug_dep_links): New debugging function.
3726 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3728 (alloc_deps_list, init_deps_list): New static functions.
3729 (create_deps_list): New function.
3730 (clear_deps_list): New static function.
3731 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3732 (deps_list_consistent_p, dump_deps_list): New static functions.
3733 (debug_deps_list): New function.
3734 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3736 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3738 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3739 use new scheduler dependencies lists.
3740 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3741 (sched_analyze): Ditto. Initialize dependencies lists.
3742 (add_forw_dep, compute_forward_dependences): Update to use new
3743 scheduler dependencies lists.
3745 (init_dependency_caches): Init deps_obstack.
3746 (free_dependency_caches): Free deps_obstack.
3748 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3749 new scheduler dependencies lists.
3750 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3751 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3753 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3754 Update to use new scheduler dependencies lists.
3755 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3756 (debug_dependencies): Ditto.
3757 (schedule_region): Update comments.
3759 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3760 scheduler dependencies lists.
3761 (schedule_ebb): Update comments.
3763 * rtl.def (DEPS_LIST): Remove.
3765 * lists.c (unused_deps_list): Remove.
3766 (free_list): Update assertions.
3768 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3769 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3771 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3772 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3774 * haifa-sched.c (comments): Update.
3775 (insn_cost1): Remove. Inline the code into insn_cost ().
3776 (insn_cost): Update to use new scheduler dependencies lists. Move
3777 processing of the dependency cost to dep_cost ().
3778 (dep_cost): New function. Use it instead of insn_cost () when
3779 evaluating cost of the dependency. Use compatible interface to
3780 interact with the target.
3781 (priority): Update to use new scheduler dependencies lists.
3782 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3783 with greater number of insns that depend on the insn.
3784 (schedule_insn): Update to use new scheduler dependencies lists. Add
3785 code to free backward dependencies lists. Inline and optimize code
3786 from resolve_dep () - see PR28071.
3787 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3788 lists. Update call to targetm.sched.is_costly_dependence hook.
3790 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3791 scheduler dependencies lists.
3793 (resolve_dep): Remove. Move the logic to schedule_insn ().
3794 (init_h_i_d): Initialize dependencies lists.
3796 (process_insn_depend_be_in_spec): Rename to
3797 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3799 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3800 Update to use new scheduler dependencies lists.
3801 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3803 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3804 new scheduler dependencies lists.
3805 (build_intra_loop_deps): Ditto.
3807 * target.h (struct _dep): Declare to use in
3808 gcc_target.sched.is_costly_dependence.
3809 (struct gcc_target.sched.adjust_cost): Fix typo.
3810 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3811 single dep_t parameter instead of an equivalent triad.
3812 (struct gcc_target.sched.adjust_cost_2): Remove.
3814 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3816 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3818 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3820 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3822 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3823 (REG_DEP_TRUE): Document.
3825 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3826 Change signature to correspond to the targetm.sched.adjust_cost hook.
3827 Update use in TARGET_SCHED_ADJUST_COST_2.
3828 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3829 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3830 new scheduler dependencies lists.
3831 (ia64_gen_check): Ditto.
3833 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3836 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3837 signature to correspond to the targetm.sched.is_costly_dependence hook.
3838 (is_costly_group): Update to use new scheduler dependencies lists.
3840 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3841 instead of INSN_COST () macro.
3843 2007-02-01 Ian Lance Taylor <iant@google.com>
3845 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3847 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3849 * pa.md (tp_load): Correct mfctl instruction syntax.
3851 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3853 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3854 altivec_padding_size calculation on AIX. Improve comment, add
3855 assert to verify that it's right.
3857 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3860 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3863 * global.c (global_alloc): Add mising initialization of
3866 2007-02-01 Roger Sayle <roger@eyesopen.com>
3868 * alias.c (init_alias_analysis): Correct whitespace.
3869 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3870 partition_hot_cold_basic_blocks): Likewise.
3871 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3872 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3873 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3874 fold_builtin_snprintf_chk, fold_builtin_printf,
3875 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3876 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3877 * cfgcleanup.c (cleanup_cfg): Likewise.
3878 * cfgexpand.c (tree_expand_cfg): Likewise.
3879 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3880 * function.c (get_next_funcdef_no): Likewise.
3881 * gengtype.c (main): Likewise.
3882 * genmodes.c (main): Likewise.
3883 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3884 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3885 * ifcvt.c (noce_emit_move_insn): Likewise.
3886 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3888 * stor-layout.c (get_best_mode): Likewise.
3889 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3890 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3891 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3892 perform_var_substitution, solve_graph): Likewise.
3893 * tree-vrp.c (vrp_finalize): Likewise.
3895 2007-02-01 Ian Lance Taylor <iant@google.com>
3897 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3898 high part of a paradoxical subreg, return a constant zero.
3900 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3902 * toplev.c (lang_dependent_init): Call init_set_costs.
3903 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3905 2007-02-01 Richard Guenther <rguenther@suse.de>
3908 * fold-const.c (fold_negate_expr): Allow negating a
3909 constant if overflow does not change.
3911 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3913 * doc/c-tree.texi (Expression trees): Improve markup.
3914 * doc/tm.texi (Register Classes, Addressing Modes)
3915 (Floating Point): Fix spacing after abbreviations. Fix some
3918 2007-02-01 Ben Elliston <bje@au.ibm.com>
3920 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3921 * doc/contrib.texi: Likewise.
3922 * doc/install.texi: Likewise.
3924 2007-01-31 Richard Henderson <rth@redhat.com>
3925 Ian Lance Taylor <iant@google.com>
3927 * lower-subreg.c: New file.
3928 * rtl.def (CONCATN): Define.
3929 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3931 * emit-rtl.c (update_reg_offset): New static function, broken out
3932 of gen_rtx_REG_offset.
3933 (gen_rtx_REG_offset): Call update_reg_offset.
3934 (gen_reg_rtx_offset): New function.
3935 * regclass.c: Revert patch of 2006-03-05, restoring
3937 (clear_reg_info_regno): New function.
3938 * dwarf2out.c (concatn_loc_descriptor): New static function.
3939 (loc_descriptor): Handle CONCATN.
3940 * common.opt (fsplit_wide_types): New option.
3941 * opts.c (decode_options): Set flag_split_wide_types when
3943 * timevar.def (TV_LOWER_SUBREG): Define.
3944 * rtl.h (gen_reg_rtx_offset): Declare.
3945 (reg_scan_update): Declare.
3946 * regs.h (clear_reg_info_regno): Declare.
3947 * tree-pass.h (pass_lower_subreg): Declare.
3948 (pass_lower_subreg2): Declare.
3949 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3950 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3952 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3953 * Makefile.in (OBJS-common): Add lower-subreg.o.
3954 (lower-subreg.o): New target.
3956 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3958 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3960 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3963 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3965 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3968 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3970 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3972 * cfgloop.h: Include vec-prim.h.
3973 (enum li_flags): Remove LI_ONLY_OLD.
3974 (loop_iterator): Changed.
3975 (fel_next, fel_init): Iterate over loop tree.
3976 (FOR_EACH_LOOP_BREAK): New macro.
3977 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3979 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3980 * modulo-sched.c (sms_schedule): Ditto.
3981 * tree-vectorizer.c (vectorize_loops): Ditto.
3982 * doc/loop.texi: Update information on loop numbering and behavior of
3983 FOR_EACH_LOOP wrto new loops.
3984 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3985 add_to_evolution_1): Test nestedness of loops instead of comparing
3987 * tree-chrec.c (chrec_fold_plus_poly_poly,
3988 chrec_fold_multiply_poly_poly, chrec_evaluate,
3989 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3990 reset_evolution_in_loop): Ditto.
3991 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3993 2007-01-31 Dirk Mueller <dmueller@suse.de>
3995 * c-common.c (warn_about_parentheses): Separate warning about
3996 un-parenthized sequence of comparison operators from the one
3997 which is supposed to warn about x <= y <= z.
3999 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4001 * optabs.h (enum optab_index): Add new OTI_isinf.
4002 (isinf_optab): Define corresponding macro.
4003 * optabs.c (init_optabs): Initialize isinf_optab.
4004 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4006 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4007 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4009 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4010 expand_builtin_interclass_mathfn.
4011 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4012 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4013 (fxam<mode>2_i387): New insn pattern.
4014 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4015 built-in functions as x87 inline asm.
4017 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4019 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4021 2007-01-30 Eric Christopher <echristo@apple.com>
4023 * config.gcc: Add geode.
4025 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4027 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4028 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4029 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4030 value-prof.c: Fix comment typos.
4032 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4035 * doc/invoke.texi (Wpointer-arith): Document warning.
4037 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4039 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4040 the list of discrepancies from the draft TR.
4042 2007-01-30 Dirk Mueller <dmueller@suse.de>
4045 * doc/invoke.texi (-Wreturn-type): Update description to
4048 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4050 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4052 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4054 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4055 to handle optabs that operate on floating point input argument and
4056 output to integer output.
4057 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4058 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4059 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4060 expand_builtin_interclass_mathfn ().
4061 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4063 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4064 ilogbl built-in functions as x87 intrinsics.
4066 2007-01-30 Richard Guenther <rguenther@suse.de>
4069 * dwarf2out.c (reference_to_unused): Query varpool if the
4070 variable was output.
4072 2007-01-30 Richard Guenther <rguenther@suse.de>
4075 * passes.c (execute_one_pass): Reset in_gimple_form to not
4076 confuse non-unit-at-a-time mode.
4078 2007-01-29 Roger Sayle <roger@eyesopen.com>
4079 Richard Guenther <rguenther@suse.de>
4081 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4082 avoid undefined behaviour on overflow. Use force_fit_type_double
4083 to construct the constant with the specified TREE_OVERFLOW.
4085 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4087 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4088 * config/dfp-bit.h: Ditto.
4090 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4092 * c-decl.c (pop_scope): Replace warnings with call to
4093 warn_for_unused_label.
4094 * c-common.h (warn_for_unused_label): Declare.
4095 * c-common.c (warn_for_unused_label): Define.
4097 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4099 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4102 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4104 * Makefile.in (USER_H): Remove decfloat.h.
4105 * ginclude/decfloat.h: Delete, moving contents to ...
4106 * ginclude/float.h: Add support for decimal floating point,
4107 guarded by __STDC_WANT_DEC_FP__.
4109 2007-01-29 Mike Stump <mrs@apple.com>
4111 * doc/gccint.texi (Top): Rename Loop Representation to Loop
4112 Analysis and Representation to resolve case insensitive conflict.
4113 * doc/loop.texi (Loop Analysis and Representation): Likewise.
4115 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
4117 * tree.h (struct tree_memory_tag): Add aliases member.
4118 (MTAG_ALIASES): New macro.
4119 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
4120 (add_may_alias): Remove pointer-set. Update for may_aliases being
4122 (mark_aliases_call_clobbered): Update for may_aliases being a
4124 (compute_tag_properties): Ditto.
4125 (create_partition_for): Ditto.
4126 (compute_memory_partitions): Ditto.
4127 (dump_may_aliases_for): Ditto.
4128 (is_aliased_with): Ditto.
4129 (add_may_alias_for_new_tag): Ditto.
4130 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
4131 (compute_is_aliased): New function.
4132 (compute_may_aliases): Call compute_is_aliased).
4133 (init_alias_info): Initialize alias_bitmap_obstack.
4134 (union_alias_set_into): New function.
4135 (compute_flow_sensitive_aliasing): Use union_aliases_into.
4136 (have_common_aliases_p): Rewrite to take two bitmaps and use
4138 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
4140 (finalize_ref_all_pointers): Update for add_may_alias changes.
4141 (new_type_alias): Ditto.
4142 * tree-flow-inline.h (may_aliases): Return a bitmap.
4143 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
4144 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
4145 may_aliases being a bitmap.
4146 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
4147 may_aliases now returns a bitmap.
4148 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
4150 * tree-ssa-operands.c (add_virtual_operand): Update for
4151 may_aliases being a bitmap.
4153 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
4155 PR tree-optimization/30630
4156 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
4157 variable as changed.
4159 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
4162 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
4163 expanded only once even if an error occurs.
4165 2007-01-29 Ben Elliston <bje@au.ibm.com>
4167 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
4168 (__gcov_average_profiler): Likewise.
4169 (__gcov_ior_profiler): Likewise.
4170 (__gcov_merge_ior): Likewise.
4172 2007-01-28 Jan Hubicka <jh@suse.cz>
4174 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
4175 * value-prof.c (stringop_block_profile): Likewise.
4177 2007-01-28 Jan Hubicka <jh@suse.cz>
4179 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
4180 variant handling histograms; add wrapper.
4181 (clear_storage_via_libcall): Export.
4182 (emit_block_move_hints): Break out from ...; add histograms.
4183 (emit_block_move): ... this one.
4184 (clear_storage_hints): Break out from ...; add histograms.
4185 (clear_storage): ... this one.
4186 (set_storage_via_memset): Handle histogram.
4187 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
4188 (clear_storage_hints, clear_storage_via_libcall): Declare.
4189 (set_storage_via_setmem): Update prototype.
4190 * doc/md.texi (movmem, setmem): Document new arguments.
4192 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
4194 (stringop_block_profile): New global function.
4195 (tree_stringops_values_to_profile): Profile block size and alignment.
4196 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
4198 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
4199 (stringop_block_profile): Declare.
4200 * builtins.c: Include value-prof.h.
4201 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
4202 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
4203 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
4204 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
4205 * profile.c (instrument_values): Add new counters.
4206 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
4208 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
4209 (tree_init_edge_profiler): Build new profilers.
4210 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
4211 (pass_tree_profile): Add dump.
4212 (tree_profile_hooks): Update.
4213 * Makefile.in (LIBGCOV): Add new constants.
4214 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
4215 __gcov_ior_profiler): New.
4216 * i386.md (movmem/setmem expanders): Add new optional arguments.
4218 2007-01-28 David Edelsohn <edelsohn@gnu.org>
4220 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
4222 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4224 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
4225 (tree_unswitch_single_loop): Pass eni_size_weights to
4226 tree_num_loop_insns.
4227 * tree-ssa-loop-manip.c: Include tree-inline.h.
4228 (can_unroll_loop_p): Pass eni_size_weights to
4229 tree_num_loop_insns.
4230 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
4231 Pass eni_size_weights to estimate_num_insns.
4232 * tree.h (init_inline_once): Export.
4233 * toplev.c (backend_init): Call init_inline_once.
4234 * cgraphunit.c (cgraph_process_new_functions,
4235 cgraph_analyze_function): Pass eni_inlining_weights to
4237 * ipa-inline.c (compute_inline_parameters): Ditto.
4238 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
4239 to estimate_num_insns.
4240 (try_unroll_loop_completely): Pass eni_size_weights to
4241 tree_num_loop_insns.
4242 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
4243 ot estimate_num_insns.
4244 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
4245 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
4246 * tree-inline.c (eni_inlining_weights, eni_size_weights,
4247 eni_time_weights): New variables.
4248 (init_inline_once): Initialize them.
4249 (struct eni_data): Mew.
4250 (estimate_num_insns_1, estimate_num_insns): Use weights.
4251 * tree-inline.h (struct eni_weights_d): New.
4252 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
4253 (estimate_num_insns): Declaration changed.
4254 * cfgloop.h (tree_num_loop_insns): Declaration changed.
4255 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
4256 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
4258 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4260 * tree-data-ref.c (conflict_fn): Assert that the number of affine
4261 relations in the conflict function is valid.
4263 2007-01-27 Ian Lance Taylor <iant@google.com>
4265 * common.opt: Add fstrict-overflow.
4266 * opts.c (decode_options): Set flag_strict_overflow if -O2.
4267 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
4268 (TYPE_OVERFLOW_UNDEFINED): Define.
4269 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
4271 * tree.h (TYPE_TRAP_SIGNED): Don't define.
4272 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
4273 (fold_negate_expr): Likewise.
4274 (make_range): Likewise.
4275 (extract_muldiv_1): Likewise.
4276 (maybe_canonicalize_comparison): Likewise.
4277 (fold_comparison): Likewise.
4278 (fold_binary): Likewise.
4279 (tree_expr_nonnegative_p): Likewise.
4280 (tree_expr_nonzero_p): Likewise.
4281 * tree-vrp.c (compare_values): Likewise.
4282 (extract_range_from_binary_expr): Likewise.
4283 (extract_range_from_unary_expr): Likewise.
4284 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
4286 (nowrap_type_p): Likewise.
4287 * tree-scalar-evolution.c (simple_iv): Likewise.
4288 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
4289 (build_range_check): Likewise.
4290 (extract_muldiv_1): Likewise.
4291 (fold_comparison): Likewise.
4292 * tree-vrp.c (vrp_int_const_binop): Likewise.
4293 (extract_range_from_unary_expr): Likewise.
4294 * convert.c (convert_to_integer): Likewise.
4295 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
4296 (fold_comparison): Likewise.
4297 (fold_binary): Likewise.
4298 * optabs.c (optab_for_tree_code): Likewise.
4299 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
4300 * simplify-rtx.c (simplify_const_relational_operation): Check
4301 flag_strict_overflow and flag_trapv.
4302 (simplify_const_relational_operation): Likewise.
4303 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
4304 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
4307 2007-01-27 Roger Sayle <roger@eyesopen.com>
4309 * tree.c (tree_fold_gcd): Delete.
4310 * tree.h (tree_fold_gcd): Remove prototype.
4311 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
4312 test whether one constant integer is a multiple of another. Instead
4313 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
4314 * fold-const.c (multiple_of_p): We've determined both TOP and
4315 BOTTOM are integer constants so we can call int_const_binop directly
4316 instead of the more generic const_binop.
4318 2007-01-27 Roger Sayle <roger@eyesopen.com>
4320 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
4321 1*X check that the constant hasn't overflowed, to preserve the
4323 (round_up): Provide an efficient implementation when rouding-up an
4324 INTEGER_CST to a power-of-two.
4326 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4328 * doc/sourcebuild.texi: Add comma for clarity.
4329 * doc/extend.texi: Fix some typos.
4330 * doc/passes.texi: Likewise.
4331 * doc/cppinternals.texi: Likewise.
4332 * doc/c-tree.texi: Likewise.
4333 * doc/tree-ssa.texi: Likewise.
4334 * doc/install.texi: Likewise.
4336 2007-01-27 Jan Hubicka <jh@suse.cz>
4338 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
4339 (pass_sra): Do not require alias information.
4340 * passes.c (init_optimization_passes): Add SRA
4342 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
4344 * tracer.c (rest_of_handle_tracer): We already cleaned
4345 up the CFG in tracer() so don't do it here again.
4346 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
4347 cleanup_cfg here, either. And don't call renumber_insns.
4349 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
4350 and BB_HEAD are in the insn stream here. Instead make sure
4351 that BB_INSN is valid on all insns. Also, do check here that
4352 there are no pending branch predictions...
4353 (rtl_verify_flow_info): ...instead of doing it here. Checks
4354 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
4357 2007-01-26 Roger Sayle <roger@eyesopen.com>
4359 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
4360 function to simplify/factorize operand order canonicalization.
4361 (ix86_fixup_binary_operands): Reorganize using the above function.
4362 (ix86_binary_operator_ok): Likewise.
4364 2007-01-27 Jakub Jelinek <jakub@redhat.com>
4366 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
4367 file scope from optimize_attrs.
4368 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
4370 (optimize_attrs): Clear insn_code_values after freeing it.
4372 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4374 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
4375 a parts.base assignment.
4377 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4379 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
4380 (compute_subscript_distance, initialize_data_dependence_relation,
4381 finalize_ddr_dependent, analyze_ziv_subscript,
4382 analyze_siv_subscript_cst_affine,
4383 compute_overlap_steps_for_affine_univar,
4384 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4385 analyze_siv_subscript, analyze_miv_subscript,
4386 analyze_overlapping_iterations, subscript_dependence_tester_1,
4387 compute_self_dependence, free_dependence_relation): Work
4388 with affine_fn instead of chrecs.
4389 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
4390 common_affine_function, affine_function_base,
4391 affine_function_constant_p, affine_fn_op, affine_fn_plus,
4392 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
4393 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
4394 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
4395 (all_chrecs_equal_p): Removed.
4396 * tree-data-ref.h (affine_fn, conflict_function): New types.
4397 (struct subscript): Change type of conflicting_iterations_in_a
4398 and conflicting_iterations_in_b.
4400 2007-01-26 Steve Ellcey <sje@cup.hp.com>
4403 * config/pa/pa.h (TARGET_HPUX_11): New.
4404 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
4405 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
4407 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
4408 Richard Guenther <rguenther@suse.de>
4410 * tree-ssa-structalias.c (solve_graph): Handle case
4411 we merged the variable to another.
4413 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4415 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
4418 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
4419 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
4421 2007-01-25 DJ Delorie <dj@redhat.com>
4423 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
4424 allow changes to modes which don't fit in those registers.
4426 * reload1.c (choose_reload_regs): Check for invalid subregs before
4427 computing their locations, not after.
4429 2007-01-25 Geoffrey Keating <geoffk@apple.com>
4432 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
4433 save Altivec registers in an eh_return function.
4434 (compute_vrsave_mask): Likewise.
4435 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
4436 for saving Altivec registers.
4437 (rs6000_emit_prologue): Don't allocate stack twice in
4438 eh_return function. Correct expected value of altivec_save_offset
4439 when using save_world. Describe save of R0 to stack when using
4440 save_world. Describe stack pointer adjustment when using
4441 save_world. Remove duplicated eh_return parameter register saving.
4442 Update sp_offset variable after save_world.
4443 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
4445 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
4446 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
4449 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4451 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4453 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4456 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4457 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4459 2007-01-25 Richard Guenther <rguenther@suse.de>
4461 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4462 * common.opt (-Wcoverage-mismatch): New warning option.
4463 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4464 if -Wcoverage-mismatch is given.
4466 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4468 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4469 (ipcp_driver): Change to static definition.
4470 Add dumping of the ifunctions.
4471 (constant_val_insert): Remove unused parameter. Support for SSA.
4472 (ipcp_propagate_const): Support for SSA.
4473 (ipcp_profile_bb_print): Print only analyzed nodes.
4474 (ipcp_replace_map_create): Remove support for Fortran constant
4476 * ipa-prop.c (ipa_method_modify_stmt,
4477 ipa_callsite_compute_param): Support for SSA.
4478 * ipa-prop.h (ipcp_driver): Remove declaration.
4479 (IS_VALID_TREE_MAP_INDEX): Add define.
4481 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4483 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4485 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4488 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4489 constant argument to cabs and do it without checking for
4490 -funsafe-math-optimizations.
4492 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4494 * c-common.h (RID_FIRST_CXX0X): New.
4495 (RID_LAST_CXX0X): New.
4496 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4498 * c.opt (Wc++0x-compat): New.
4499 * doc/invoke.texi (-Wc++0x-compat): Document.
4501 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4503 * builtins.c (fold_builtin_carg): New.
4504 (fold_builtin_1): Use it.
4506 2007-01-24 Jan Hubicka <jh@suse.cz>
4508 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4510 * ipa-inline.c (initial_insns, max_insns): Delete.
4511 (compute_max_insns): New function.
4512 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4513 of insns as base for code growth.
4514 (cgraph_decide_inlining): Make initial_insns local; do not compute
4516 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4517 * doc/invoke.texi (inline-unit-growth): Update docs.
4519 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4521 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4522 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4523 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4524 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4525 for CPUs that have PTA_CX16 set.
4528 * gimplify.c (omp_check_private): New function.
4529 (gimplify_scan_omp_clauses): Use it for
4530 firstprivate/lastprivate/reduction.
4533 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4534 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4537 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4538 If lower_lastprivate_clauses emits some statements, append them
4539 to dlist rather than body_p and to body_p append an initializer.
4540 (lower_omp_for): Adjust caller.
4542 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4544 * target.h (globalize_decl_name): New.
4545 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4546 * output.h (default_globalize_decl_name): New.
4547 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4549 (globalize_decl): Ditto.
4550 (default_globalize_decl_name): New.
4551 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4552 (ia64_handle_version_id_attribute): New.
4553 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4554 (ia64_asm_output_external): Use globalize_decl_name instead
4556 * doc/extend.texi (version_id): New pragma.
4557 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4559 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4561 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4562 _uleb128_t and _Unwind_SWord with _sleb128_t.
4563 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4564 uw_frame_state_for, uw_update_context_1): Likewise.
4565 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4566 * unwind-pe.h (read_uleb128, read_sleb128,
4567 read_encoded_value_with_base): Likewise.
4568 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4570 2007-01-24 Richard Guenther <rguenther@suse.de>
4572 * builtins.c (expand_builtin_cexpi): Get the fndecl
4573 for cexp in the correct way.
4575 2007-01-24 Jan Hubicka <jh@suse.cz>
4577 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4579 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4581 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4582 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4583 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4584 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4585 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4586 __SIZEOF_PTRDIFF_T__.
4587 * doc/cpp.texi: Documentation for the new builtin macros added.
4589 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4591 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4592 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4593 instead of operands[2] to avoid access past the end of array.
4595 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4597 * reload1.c (emit_reload_insns): Pass the reload register
4598 for a non-spill output reload through forget_old_reloads_1.
4600 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4602 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4603 _SOFT_DOUBLE if doubles use software floating-point.
4604 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4605 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4606 * config/rs6000/darwin-ldouble.c: Also compile functions for
4607 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4608 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4609 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4610 commented-out long double override.
4611 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4612 * config/rs6000/eabispe.h: Likewise.
4613 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4614 long double for non-SPE.
4615 (rs6000_handle_option): Likewise.
4616 (invalid_e500_subreg): Disallow more subregs involding DImode,
4617 DFmode, TImode or TFmode.
4618 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4620 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4622 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4623 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4625 (rs6000_legitimate_address): Also check for TFmode for E500
4627 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4628 (spe_build_register_parallel): Handle TFmode and TCmode.
4629 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4631 (function_arg): Handle TFmode and TCmode for E500 double.
4632 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4634 (print_operand): Handle TFmode and TImode for %y.
4635 (rs6000_generate_compare): Handle TFmode comparisons for E500
4637 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4638 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4639 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4640 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4641 TFmode for E500 double.
4642 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4643 (floatsidf2): Enable for E500 double.
4644 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4645 (extenddftf2): Change to extenddftf2_fprs.
4646 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4647 depending on TARGET_E500_DOUBLE.
4648 (extendsftf2): Enable for E500 double.
4649 (trunctfdf2): Enable for E500 double.
4650 (trunctfsf2): Change to trunctfsf2_fprs.
4651 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4652 depending on TARGET_E500_DOUBLE.
4653 (floatsitf2): Enable for E500 double.
4654 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4655 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4656 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4657 (negtf2): Change to negtf2_internal.
4658 (negtf2): New expander.
4659 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4660 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4661 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4662 (movdi_internal32): Use rs6000_nonimmediate_operand.
4663 (unnamed splitter): Likewise.
4664 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4665 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4666 (SPE64TF, DITI): New mode macros.
4667 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4670 (frob_<mode>_di_2): New.
4671 (frob_tf_di_8_2): New.
4672 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4674 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4676 (frob_ti_<mode>_8_2): New.
4677 (frob_ti_tf_2): New.
4678 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4679 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4681 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4682 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4683 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4684 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4685 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4686 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4689 2007-01-23 Ian Lance Taylor <iant@google.com>
4691 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4693 (OBJS-archive): Reformat, alphabetize.
4694 (OBJS): Change out_object_file to OBJS-md.
4696 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4698 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4699 JUMP_P and CALL_P predicates where applicable.
4700 * config/i386/i386.c: Ditto.
4701 * config/i386/i386.md: Ditto.
4702 * config/i386/mmx.md: Ditto.
4703 * config/i386/predicates.md: Ditto.
4705 2007-01-22 Andreas Schwab <schwab@suse.de>
4707 * config/m68k/m68k.h: Fix comment.
4709 2007-01-22 Jan Hubicka <jh@suse.cz>
4711 * passes.c (init_optimization_passes): Do not rerun
4712 pass_early_warn_uninitialized.
4714 2007-01-22 Richard Guenther <rguenther@suse.de>
4716 PR tree-optimization/30038
4717 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4719 (execute_cse_sincos_1): Likewise.
4720 (execute_cse_sincos): Likewise.
4721 (gate_cse_sincos): Likewise.
4722 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4723 the cexpi() canonicalization of sincos().
4724 * tree-pass.h (pass_cse_sincos): Declare.
4725 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4727 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4729 PR rtl-optimization/29329
4730 * combine.c (replaced_rhs_insn): Rename to i2mod.
4731 (replaced_rhs_value): Rename to i2mod_new_rhs.
4732 (i2mod_old_rhs): New global variable.
4733 (combine_instructions): Adjust for above change. Save a copy of
4734 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4735 note are substituted in the second instruction.
4736 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4737 ditch the note if it pertains to the second eliminated register
4738 and this register is mentioned in i2mod_old_rhs.
4741 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4743 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4744 the insn to which the note was originally attached.
4746 2007-01-21 Jan Hubicka <jh@suse.cz>
4748 * ipa-inline.c (inlining_mode): Comment, move up.
4749 (cgraph_decide_inlining_incrementally): Do not perform inlining
4750 itself; fix handling of flattening of self recursive functions.
4751 (cgraph_find_cycles): Remove.
4752 (cgraph_flatten_node): Remove.
4753 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4754 (try_inline): New function.
4755 (cgraph_early_inlining): Update call of
4756 cgraph_decide_inlining_incrementally. Apply inlining here.
4757 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4759 2007-01-21 Dirk Mueller <dmueller@suse.de>
4762 * tree-vrp.c (check_array_bounds): do not warn
4763 about ADDR_EXPR's of ARRAY_REF's which are immediately
4764 used in binary expressions.
4766 2007-01-21 Ira Rosen <irar@il.ibm.com>
4768 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4769 read_write_dep and macros for its access.
4770 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4771 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4772 argument, call vect_check_interleaving for every independent pair of
4773 data-refs. Mark loads that access the same memory location as a store
4775 (vect_check_dependences): Remove.
4776 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4777 call, fix the call to vect_analyze_data_ref_dependence.
4778 (vect_analyze_data_ref_access): For statements that access the same
4779 data-ref, check that they are not stores; for loads, check that there
4780 is no store that access the same location.
4782 2007-01-20 Roger Sayle <roger@eyesopen.com>
4783 Joseph Myers <joseph@codesourcery.com>
4785 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4786 (-fdump-rtl-stack): Likewise.
4787 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4788 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4789 (-mpt-fixed): Use @minus{} for minus sign.
4790 (Using Precompiled Headers): Fix under/overfull hbox.
4792 2007-01-20 Jan Hubicka <jh@suse.cz>
4794 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4795 place within annotation.
4797 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4799 * pa.c (output_move_double): Change array size of xoperands to 4.
4801 2007-01-20 Jan Hubicka <jh@suse.cz>
4803 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4806 2007-01-19 Ian Lance Taylor <iant@google.com>
4808 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4809 constant to unsigned HOST_WIDE_INT before negating.
4811 2007-01-19 Ian Lance Taylor <iant@google.com>
4813 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4815 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4816 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4817 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4818 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4819 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4820 (realloc_vdef, realloc_vuse): Change second parameter to
4822 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4824 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4825 unsigned. Change x and lim locals to unsigned.
4826 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4828 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4829 (copy_virtual_operands): Change i and n locals to unsigned.
4831 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4834 * builtins.c (fold_builtin_1): Handle builtin fdim.
4836 2007-01-20 Jan Hubicka <jh@suse.cz>
4838 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4839 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4840 init_alias_heapvars.
4841 (init_alias_heapvars): Initialize only when not already initialized.
4842 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4844 2007-01-19 Roger Sayle <roger@eyesopen.com>
4846 * common.opt (fsigned-zeros): New command line option.
4847 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4848 of flag_unsafe_math_optimizations.
4849 * opts.c (set_fast_math_flags): The -ffast-math command line option
4850 implies -fno-signed-zeros.
4851 (fast_math_flags_set_p): Likewise.
4853 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4854 the documentation of -ffast-math appropriately. Wrap long lines.
4856 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4858 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4859 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4861 2007-01-19 Tomas Bily <tbily@suse.cz>
4863 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4865 (tree_init_ic_make_global_vars): New function
4866 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4867 (tree_gen_ic_profiler): New function
4868 (tree_gen_ic_func_profiler): New function
4869 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4870 (tree_profile_hooks): Added hook for indirec/virtual calls
4871 * value-prof.c (tree_find_values_to_profile): New case for
4873 (tree_values_to_profile): Call for determining indirect/virtual
4875 (tree_indirect_call_to_profile): New function
4876 (tree_ic_transform): New function
4877 (tree_ic): New function
4878 (find_func_by_pid): New function
4879 (init_pid_map): New function
4880 (tree_value_profile_transformations): Added check for
4881 indirect/virtual call transformation
4882 * value-prof.h (enum hist_type): New counter type for
4883 indirect/virtual calls
4884 (profile_hooks): Added new hook for profiling indirect/virtual
4886 * profile.c (instrument_values): New case for indirect/virtual
4888 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4889 (GCOV_COUNTER_V_INDIR): New counter type
4890 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4891 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4893 * cgraph.c: Definition of cgraph_max_pid
4894 (cgraph_create_node): Default init of pid attribute
4895 * cgraph.h: Declaration of cgraph_max_pid
4896 (struct cgraph_node): Added pid attribute
4897 * libgcov.c (__gcov_indirect_call_profiler): New function
4898 (__gcov_one_value_profiler_body): New function
4899 (__gcov_one_value_profiler): Body was moved to
4900 __gcov_one_value_profiler_body and calls it
4902 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4904 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4905 * gengtype.c (write_types_data, write_func_for_structure,
4906 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4907 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4908 (walk_type, write_func_for_structure): Generate the mark_hook if
4911 2007-01-19 Jan Hubicka <jh@suse.cz>
4913 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4914 'early' argument take inlining mode argument specifying whether to
4915 inline for size/speeed or all functions; add support for flattening;
4917 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4919 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4922 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4923 the name of the declared identifier.
4925 2007-01-19 Dirk Mueller <dmueller@suse.de>
4927 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4928 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4929 duplicate evaluation.
4931 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4933 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4934 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4935 to XFMode, use acosxf2 and truncate result to requested mode.
4936 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4937 (asin<mode>2): Similarly, with asin expanders.
4938 (*fscalexf4_i387): Rename from *fscalexf4.
4939 (expNcorexf3): New expander.
4940 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4941 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4942 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4943 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4944 patterns for SSE math.
4945 (exp10<mode>2): Similarly, with exp10 expanders.
4946 (exp2<mode>2): Similarly, with exp2 expanders.
4947 (expm1<mode>2): Similarly, with expm1 expanders.
4948 (ldexp<mode>3): Similarly, with ldexp expanders.
4949 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4950 Use gen_truncxf<mode>2_i387_noop to truncate result.
4952 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4954 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4955 for ColdFire targets.
4957 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4958 Richard Sandiford <richard@codesourcery.com>
4960 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4961 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4962 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4963 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4964 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4965 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4967 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4969 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4970 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4971 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4972 (*adddi_dilshr32_cf): New pattern.
4973 (adddi3, subdi3): Remove first alternatives.
4975 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4977 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4978 implemented using move.l, do not use its cc result for floating-point
4981 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4983 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4984 from accepting 's' constraints if flag_pic.
4986 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4988 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4989 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4990 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4991 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4993 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4995 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4996 ColdFire alternatives.
4997 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4998 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4999 architectures that support ff1 instruction.
5001 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5002 Julian Brown <julian@codesourcery.com>
5004 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5005 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5006 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5009 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5011 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5013 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5014 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5015 HOST_WIDE_INT instead of an rtx.
5016 (m68k_rtx_costs): Update call accordingly.
5017 (output_move_const_into_data_reg): Likewise. Fix formatting.
5018 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5020 (output_move_simode_const): Update calls after above changes.
5021 Rework to use automatic variables and predicates like MEM_P.
5022 * config/m68k/m68k.md (pushexthisi_const): Update call to
5025 2007-01-19 Dirk Mueller <dmueller@suse.de>
5027 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5030 2007-01-19 Richard Guenther <rguenther@suse.de>
5032 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5033 via cexp in case sincos is not available.
5035 2007-01-19 Richard Guenther <rguenther@suse.de>
5037 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5038 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5039 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5040 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5041 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5042 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5043 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5044 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5046 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5048 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5050 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5051 (atan2xf3): Directly generate RTL pattern.
5052 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5053 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5054 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5055 disable patterns for SSE math.
5056 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5057 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5058 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5059 disable patterns for SSE math.
5061 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5063 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5065 2007-01-18 Roger Sayle <roger@eyesopen.com>
5067 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5068 VIEW_CONVERT_EXPR to the same type as it's operand.
5070 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5072 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5073 configured for long double 128.
5075 2007-01-18 Mike Stump <mrs@apple.com>
5077 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5080 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5082 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5085 2007-01-18 Jan Hubicka <jh@suse.cz>
5087 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5088 greater than NUM_VOP_FREE_BUCKETS.
5090 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5092 * tree-ssa-structalias.c: Update comments.
5093 (ptabitmap_obstack): Removed.
5095 (oldpta_obstack): Ditto.
5096 (stats): Add a few members.
5097 (struct variable_info): Remove node, complex, address_taken, and
5098 indirect_target members. Add oldsolution member.
5099 (new_var_info): Do not initialize removed members.
5100 (constraint_expr_type): Remove INCLUDES.
5101 (constraint_graph): Add size, implicit_preds, rep,
5102 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5103 (FIRST_REF_NODE): New macro.
5104 (LAST_REF_NODE): Ditto.
5105 (FIRST_ADDR_NODE): Ditto.
5106 (find): New function.
5108 (dump_constraint): Do not handle INCLUDES.
5109 (insert_into_complex): Do not insert duplicate constraints.
5110 (condense_varmap_nodes): Renamed and rewritten into ...
5111 (merge_node_constraints): This. Also fix bug in handling of
5112 offseted copy constraints.
5113 (clear_edges_for_node): No longer need to deal with preds at all,
5114 or removing associated preds/succs.
5115 (merge_graph_nodes): Deal with indirect_cycles.
5116 Don't deal with predecessors.
5117 (add_implicit_graph_edge): New function.
5118 (add_pred_graph_edge): Ditto.
5119 (add_graph_edge): Don't deal with predecessors.
5120 (build_constraint_graph): Removed.
5121 (build_pred_graph): New function.
5122 (build_succ_graph): Ditto.
5123 (struct scc_info): Removed in_component. Added roots, dfs, and
5124 node_mapping. Remove visited_index, unification_queue.
5125 (scc_visit): Deal with union-find we do now.
5126 Deal with cycles with REF nodes.
5127 (collapse_nodes): Renamed and rewritten to ...
5128 (unify_nodes): This.
5129 (process_unification_queue): Removed.
5130 (topo_visit): Cleanup
5131 (do_da_constraint): Use find.
5132 (do_sd_constraint): Ditto.
5133 (do_ds_constraint): Ditto.
5134 (do_complex_constraint): Ditto.
5135 (init_scc_info): Update for removed and added members.
5136 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
5137 (find_indirect_cycles): This.
5138 (equivalence_class): New variable.
5139 (label_visit): New function.
5140 (perform_variable_substitution): Rewritten.
5141 (free_var_substitution_info): New function.
5142 (find_equivalent_node): Ditto.
5143 (move_complex_constraints): Ditto.
5144 (eliminate_indirect_cycles): Ditto.
5145 (solve_graph): Only propagate changed bits.
5146 Use indirect cycle elimination.
5148 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
5149 (tree_id_eq): Renamed to ...
5150 (tree_vi_eq): This. Update for member change
5151 (insert_id_for_tree): Renamed and rewritten to ...
5152 (insert_vi_for_tree): This.
5153 (lookup_id_for_tree): Renamed and rewritten to ...
5154 (lookup_vi_for_tree): This.
5155 (get_id_for_tree): Renamed and rewritten to ...
5156 (get_vi_for_tree): Ditto.
5157 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
5158 (process_constraint): Don't handle INCLUDES.
5159 Remove special ADDRESSOF case.
5160 (find_func_aliases): Rewrite to use vi functions instead of id
5162 (create_function_info_for): Ditto.
5163 (create_variable_info_for): Ditto.
5164 (intra_create_variable_infos): Ditto.
5165 (merge_smts_into): Ditto.
5166 (find_what_p_points_to): Ditto.
5167 (init_base_vars): Ditto.
5168 (init_alias_vars): Ditto.
5169 (remove_preds_and_fake_succs): New function.
5170 (dump_sa_points_to_info): Dump new stats.
5171 (dump_solution_for_var): Use find.
5172 (set_used_smts): Fix formatting.
5173 (compute_points_to_sets): Updated for new functions.
5174 (ipa_pta_execute): Ditto.
5176 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5177 Richard Sandiford <richard@codesourcery.com>
5179 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
5181 * calls.c (expand_call): If the return value is a PARALLEL,
5182 extract its first member.
5183 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
5184 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5185 use FUNCTION_EXTRA_EPILOGUE.
5186 (m68k_function_value): Return a PARALLEL if the return value
5187 is of a pointer type.
5188 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
5189 (FUNCTION_EXTRA_EPILOGUE): Remove.
5190 * config/m68k/m68k.md (D0_REG): New constant.
5192 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5194 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5195 output a NOP for empty epilogues.
5197 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5199 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
5200 before function. Extend register save check to include all
5201 registers, not just integer ones.
5203 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5205 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
5206 (m68k_use_return_insn): ...this.
5207 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
5208 * config/m68k/m68k.c (use_return_insn): Rename to...
5209 (m68k_use_return_insn): ...this.
5210 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
5213 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5215 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
5216 nearest even, fix denormal rounding overflow.
5218 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5220 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
5221 f%$smove and f%$move.
5222 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
5223 (extendsfdf2_cf): Use fdmove instead of f%&move.
5224 (truncdfsf2_cf): Use fsmove instead of f%$smove.
5225 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
5227 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5229 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
5232 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5234 * real.h (real_format): Add a canonical_nan_lsbs_set field.
5235 (coldfire_single_format): Declare.
5236 (coldfire_double_format): Likewise.
5237 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
5238 of qnan_msb_set to determine the lower bits of a canonical
5240 (encode_ieee_double): Likewise.
5241 (encode_ieee_quad): Likewise.
5242 (ieee_single_format): Initialize canonical_nan_lsbs_set.
5243 (mips_single_format): Likewise.
5244 (ieee_double_format): Likewise.
5245 (mips_double_format): Likewise.
5246 (ieee_extended_motorola_format): Likewise.
5247 (ieee_extended_intel_96_format): Likewise.
5248 (ieee_extended_intel_128_format): Likewise.
5249 (ieee_extended_intel_96_round_53_format): Likewise.
5250 (ibm_extended_format): Likewise.
5251 (mips_extended_format): Likewise.
5252 (ieee_quad_format): Likewise.
5253 (mips_quad_format): Likewise.
5254 (vax_f_format): Likewise.
5255 (vax_d_format): Likewise.
5256 (vax_g_format): Likewise.
5257 (i370_single_format): Likewise.
5258 (i370_double_format): Likewise.
5259 (decimal_single_format): Likewise.
5260 (decimal_double_format): Likewise.
5261 (decimal_quad_format): Likewise.
5262 (c4x_single_format): Likewise.
5263 (c4x_extended_format): Likewise.
5264 (real_internal_format): Likewise.
5265 (coldfire_single_format): New real_format.
5266 (coldfire_double_format): Likewise.
5267 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
5268 canonical_nan_lsbs_set.
5269 (pdp11_d_format): Likewise.
5270 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
5271 if TARGET_COLDFIRE_CPU.
5273 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5275 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
5276 (output_call, m68k_legitimize_call_address): Declare.
5277 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
5278 parenthesees. Add support for a 'W' constraint.
5279 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
5280 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
5281 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
5282 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
5284 (override_options): Initialize them. Do not set flag_no_function_cse
5285 for TARGET_ID_SHARED_LIBRARY.
5286 (m68k_output_pic_call): Delete.
5287 (m68k_legitimize_call_address): New function.
5288 (print_operand): Remove the %o prefix. Handle the %p prefix.
5289 (output_call): New function.
5290 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
5291 target address from the GOT if symbolic jumps are not allowed.
5292 * config/m68k/m68k.md (call, general_operand): Do not set
5293 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
5294 Merge separate flag_pic and !flag_pic define_insns into...
5295 (*call, *call_value): ...these new patterns. Match the address
5296 rather than the containing MEM and require it to be a call_operand.
5297 Use output_call to generate the asm template.
5298 * config/m68k/predicates.md (const_call_operand): New predicate.
5299 (call_operand): Likewise.
5301 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5303 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
5304 (STACK_GROWS_DOWNWARD): Define to 1.
5305 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
5306 comments, emphasizing that these values are only defaults.
5307 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
5308 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
5310 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5312 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
5314 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5315 Richard Sandiford <richard@codesourcery.com>
5317 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
5318 (FP_REGNO_P): New macros.
5319 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
5320 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
5321 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
5322 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
5324 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5326 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5327 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
5329 * config/m68k/t-floatlib: New file, extracting common code from...
5330 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
5331 * config/m68k/t-uclinux: Here.
5332 * config/m68k/fpgnulib.c: Do not compile extendeed precision
5333 routines on ColdFire targets.
5335 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5337 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5338 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
5339 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
5340 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
5341 explicitly set MOTOROLA to 1.
5342 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
5344 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5345 Nathan Sidwell <nathan@codesourcery.com>
5347 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
5348 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
5349 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
5350 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
5351 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
5352 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
5353 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
5354 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
5355 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
5356 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5357 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
5358 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
5359 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
5360 (DBX_REGISTER_NUMBER): Delete.
5361 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
5362 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5363 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
5365 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5367 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
5368 * config/flat.h: New file.
5369 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
5371 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
5372 indirect references for -msep-data or -mid-shared-library.
5373 Do not use PC-relative code addresses either.
5374 * config/m68k/m68k.c (override_options): Restrict -fPIC error
5376 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
5377 for shared libraries and crt1.o for executables. Use crti.o and
5379 (ENDFILE_SPEC): Use crtend.o and crtn.o.
5380 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
5381 Do not add -elf2flt or -shared-lib-id options here.
5382 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
5383 Pass -shared-lib-id if -mid-shared-library, taking the library
5384 identifier from -mshared-library-id if given, otherwise
5386 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
5387 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
5388 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
5389 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
5390 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
5391 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
5393 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
5394 jump sequence for ISA A and ISA A+.
5395 (PICJUMP): Likewise.
5397 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5399 * config.gcc (m68k-*-uclinux*): Base the port on the common
5400 and m68k GNU/Linux files rather than on the generic ELF ones.
5401 * config/m68k/uclinux.h (TARGET_VERSION): Override.
5402 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5404 2007-01-18 Julian Brown <julian@codesourcery.com>
5405 Richard Sandiford <richard@codesourcery.com>
5407 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
5408 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5409 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
5411 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
5413 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5415 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5417 * doc/install.texi: Document m68k-uclinuxoldabi.
5418 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
5419 * config/m68k/uclinux-oldabi.h: New file, copied from
5420 config/m68k/uclinux.h.
5422 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
5424 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
5425 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
5426 (m32r_compute_frame_size): Use unsigned for regno.
5427 (m32r_reload_lr): Use gen_frame_mem.
5429 (m32r_output_function_epilogue): Don't output the function epilogue
5431 (m32r_expand_epilogue): New.
5432 (direct_return): Return false if the function has the interrupt
5434 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
5435 * config/m32r/m32r.md (epilogue): New expander.
5436 (return_lr, return_rte): New insns.
5437 (return): Make it expander.
5438 (return_normal): New expander.
5440 2007-01-18 Josh Conner <jconner@apple.com>
5443 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
5444 support for UNLE, UNLT, UNGE, and UNGT.
5446 2007-01-18 Jan Hubicka <jh@suse.cz>
5448 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
5449 * tree-tailcall (add_virtual_phis): Likewise.
5450 (optimize_tail_call): Return TODOs.
5451 (execute_tail_calls): Return TODOs.
5452 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5453 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5455 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5456 Cleanup cfg using TODO.
5457 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5458 * passes.c (execute_function_todo): When cleanup did something, remove
5460 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5461 (make_edges): Don't cleanup_cfg.
5463 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5465 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5466 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5467 operate on the top of stack.
5468 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5469 register handling of instructions that output to the second
5471 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5472 (move_for_stack_reg): Special-case check for dead destination
5473 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5475 * config/i386/i386.md (UNSPEC_TAN): New constant.
5476 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5477 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5478 to correctly model move of constant 1.0 to top stack slot.
5479 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5480 (unnamed peephole2 pattern): Remove corresponding peephole2
5481 pattern that optimizes tan insn and loading of constant 1.0.
5482 (tanxf2): Use fptanxf4_i387.
5483 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5484 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5485 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5486 disable patterns for SSE math.
5487 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5488 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5490 2007-01-18 Dirk Mueller <dmueller@suse.de>
5491 Richard Guenther <rguenther@suse.de>
5494 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5495 * common.opt (Warray-bounds): Add new warning option.
5496 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5498 * Makefile.in: make tree-vrp.o depend on toplev.h
5499 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5501 (check_array_refs, check_array_bounds, check_array_ref): New.
5503 2007-01-18 Jan Hubicka <jh@suse.cz>
5505 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5506 (execute_ssa_ccp): Return flags conditionally.
5507 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5509 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5511 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5513 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5514 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5516 * Makefile.c (GTFILES): Add cfglayout.h.
5517 * gengtype.c (open_base_files): Likewise.
5518 * cfglayout.c (cfg_layout_function_footer,
5519 cfg_layout_function_header) Reindent to make gengtype happy.
5520 * cfglayout.h (cfg_layout_function_footer,
5521 cfg_layout_function_header): Add GTY(()) marker.
5523 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5525 2007-01-18 Ben Elliston <bje@au.ibm.com>
5527 * genautomata.c (write_automata): Include xstrerror output in the
5528 error message if writing the DFA description file fails.
5530 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5532 * config/mips/mips-protos.h (mips_output_external): Make it
5534 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5535 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5536 (extern_list): Likewise.
5537 (extern_head): Likewise.
5538 (TARGET_ASM_FILE_END): Likewise.
5539 (mips_file_end): Likewise.
5540 (mips_output_external): Rewritten.
5542 2007-01-18 Ben Elliston <bje@au.ibm.com>
5544 * genpreds.c (write_insn_preds_c): Only write out the function
5545 body for regclass_for_constraint if we have register constraints.
5547 2007-01-17 Tom Tromey <tromey@redhat.com>
5549 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5550 * doc/install.texi (Testing): Use sourceware.org.
5551 (Binaries): Likewise.
5552 (Specific): Likewise.
5553 * doc/contrib.texi (Contributors): Use sourceware.org.
5555 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5557 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5558 (AVR_ENHANCED): Rename to ...
5559 (AVR_HAVE_MUL): ... new.
5560 (avr_enhanced_p): Rename to ...
5561 (avr_have_mul_p): ... new.
5562 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5563 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5564 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5565 (avr_have_mul_p): ... new.
5566 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5567 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5568 'avr_enhanced_p' and 'enhanced'.
5569 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5570 AVR_HAVE_MUL instead of AVR_ENHANCED.
5571 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5572 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5573 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5574 instead of AVR_ENHANCED.
5575 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5576 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5577 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5579 2007-01-17 Ian Lance Taylor <iant@google.com>
5581 * vec.h (VEC_reserve_exact): Define.
5582 (vec_gc_p_reserve_exact): Declare.
5583 (vec_gc_o_reserve_exact): Declare.
5584 (vec_heap_p_reserve_exact): Declare.
5585 (vec_heap_o_reserve_exact): Declare.
5586 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5588 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5590 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5591 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5592 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5593 * vec.c (calculate_allocation): Add exact parameter. Change all
5595 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5596 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5597 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5598 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5599 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5600 (vec_heap_p_reserve_exact): New function.
5601 (vec_heap_o_reserve_exact): New function.
5603 2007-01-17 Jan Hubicka <jh@suse.cz>
5605 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5607 2007-01-17 Eric Christopher <echristo@apple.com>
5609 * config.gcc: Support core2 processor.
5611 2007-01-16 Jan Hubicka <jh@suse.cz>
5613 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5614 the names, just unlink the chain so we don't crash on dangling pointers
5617 2007-01-16 Jan Hubicka <jh@suse.cz>
5619 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5620 * tree-pass.h: Reorder to make IPA passes appear toegher.
5621 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5622 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5623 parameters, do not call early inliner.
5624 * ipa-inline.c: Update comments. Include tree-flow.h
5625 (cgraph_decide_inlining): Do not compute inlining parameters.
5626 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5627 be called with function context set up.
5628 (pass_ipa_inline): Remove unreachable functions before pass.
5629 (cgraph_early_inlining): Simplify assuming to be called from the
5631 (pass_early_inline): New pass.
5632 (cgraph_gate_ipa_early_inlining): New gate.
5633 (pass_ipa_early_inline): Turn into simple wrapper.
5634 (compute_inline_parameters): New function.
5635 (gate_inline_passes): New gate.
5636 (pass_inline_parameters): New pass.
5637 (apply_inline): Move here from tree-optimize.c
5638 (pass_apply_inline): New pass.
5639 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5641 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5643 (tree_function_versioning): Do not allocate dummy struct function.
5644 * tree-inline.h (optimize_inline_calls): Update prototype.
5645 * tree-optimize.c (execute_fixup_cfg): Export.
5646 (pass_fixup_cfg): Remove
5647 (tree_rest_of_compilation): Do not apply inlines.
5648 * tree-flow.h (execute_fixup_cfg): Declare.
5649 * Makefile.in (gt-passes.c): New.
5650 * passes.c: Include gt-passes.h
5651 (init_optimization_passes): New passes.
5652 (nnodes, order): New static vars.
5653 (do_per_function_toporder): New function.
5654 (execute_one_pass): Dump current pass here.
5655 (execute_ipa_pass_list): Don't dump current pass here.
5657 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5659 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5660 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5662 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5664 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5665 (strong_alias): Define.
5666 (__gcc_qmul): Provide non-FMA for soft-float.
5672 (__gcc_qunord): New.
5682 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5683 soft-float functions.
5684 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5685 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5686 about long double soft float.
5688 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5689 Tehila Meyzels <tehila@il.ibm.com>
5691 * tree-vectorizer.h (is_pattern_stmt_p): New.
5692 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5693 formatting (tabs instead of spaces). Cleanup and clarify setting
5694 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5695 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5696 (vectorizable_type_demotion): Check that types are integral.
5697 (vectorizable_type_promotion): Likewise.
5698 (vectorizable_store): Fix typo. Eliminate new-line at end of
5701 2007-01-16 Jan Hubicka <jh@suse.cz>
5703 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5706 2007-01-15 Eric Christopher <echristo@apple.com>
5708 * ifcvt.c: Include vec.h, vecprim.h.
5709 (check_cond_move_block): New argument regs.
5710 Reorganize. Add registers used to regs.
5711 (cond_move_process_if_block): Use regs set above as
5714 2007-01-15 Eric Christopher <echristo@apple.com>
5716 * config/darwin.h: Update copyright.
5717 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5718 (LINK_COMMAND_SPEC): Add -u.
5719 (LINK_SPEC): Fix umbrella for above.
5721 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5723 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5726 2007-01-15 Tom Tromey <tromey@redhat.com>
5728 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5729 * doc/install.texi (Testing): Don't mention jacks.
5730 (Configuration): Document --enable-java-maintainer-mode. Move
5731 --with-java-home to libgcj-specific section. Document
5733 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5735 2007-01-15 Jan Hubicka <jh@suse.cz>
5737 * tree-ssa-dce.c (DCE_TODOs): New.
5738 (propagate_necessity): Return if something changed.
5739 (eliminate_unnecessary_stmts): Likewise.
5740 (perform_tree_ssa_dce): Return TODO flags when needed.
5741 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5743 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5745 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5746 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5747 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5748 patterns using X87MODEF12 mode macro. Extend operand 1
5749 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5750 (log10<mode>2): Ditto.
5751 (log2<mode>2): Ditto.
5752 (log1p<mode>2): Ditto.
5753 (logb<mode>2): Ditto.
5754 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5755 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5756 (*fxtractxf3_i387): Rename from *fxtractxf3.
5757 (fxtract_extend<mode>xf3_i387): New insn pattern.
5758 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5759 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5760 and gen_fyl2xxf3_i387().
5762 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5764 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5765 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5766 get_loop_exit_edges. Changed return type to bool.
5767 * cfgloop.h (fix_loop_placement): Declaration removed.
5769 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5771 * param.h (MIN_VECT_LOOP_BOUND): New.
5772 * params.def (MIN_VECT_LOOP_BOUND): New.
5773 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5774 argument - minimum threshold for number of iterations.
5775 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5776 argument to declaration.
5777 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5778 MIN_VECT_LOOP_BOUND.
5779 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5780 slpeel_tree_peel_loop_to_edge with additional argument.
5781 (vect_do_peeling_for_alignment): Likewise.
5782 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5784 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5787 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5790 2007-01-14 Jan Hubicka <jh@suse.cz>
5792 * tree-dfa.c (remove_referenced_var): New function.
5793 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5794 prune referenced vars list too.
5795 * tree-flow.h (remove_referenced_var): Declare.
5797 2007-01-14 Jan Hubicka <jh@suse.cz>
5799 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5801 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5802 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5803 * except.h (verify_eh_throw_table_statements): Kill prototype.
5804 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5805 into call exrepssions.
5806 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5808 * tree-cfg.c: Include pointer-set.h.
5809 (verify_node_sharing): Work on pointer set.
5810 (verify_eh_throw_stmt_node): New.
5811 (verify_stmts): Use pointers sets, verify throw_stmt.
5813 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5815 * ipa-reference.c (analyze_function): Consider also addresses taken
5818 2007-01-12 Roger Sayle <roger@eyesopen.com>
5820 * c-typeck.c (null_pointer_constant_p): Replace use of
5821 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5822 (build_c_cast): Likewise.
5824 2007-01-12 Roger Sayle <roger@eyesopen.com>
5826 * tree.h (force_fit_type_double): Remove unused final argument.
5827 * c-common.c (constant_expression_warning): Replace use of
5828 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5829 (convert_and_check): Likewise.
5830 (shorten_compare): Update call to force_fit_type_double.
5831 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5832 * convert.c (convert_to_pointer): Update call to
5833 force_fit_type_double.
5834 * fold-const.c (force_fit_type_double): Remove overflowed_const
5836 (int_const_binop, fold_convert_const_int_from_int,
5837 fold_convert_const_int_from_real, fold_div_compare,
5838 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5839 fold_abs_const, fold_not_const): Remove the final argument from
5840 calls to force_fit_type_double.
5842 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5844 * configure.ac: Set insn to "nop" for spu-*-* also.
5845 * configure: Regenerate.
5847 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5849 * builtins.def : Add BUILT_IN_FREE.
5851 2007-01-12 Jan Hubicka <jh@suse.cz>
5853 PR tree-optimization/30443
5854 * tree-inline.c (tree_function_versioning): Do not optimize when
5855 cloning for inlining.
5857 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5859 * doc/loop.texi: Document recording of loop exits.
5860 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5861 (update_single_exits_after_duplication,
5862 update_single_exit_for_duplicated_loop,
5863 update_single_exit_for_duplicated_loops): Removed.
5864 (duplicate_loop_to_header_edge): Do not call
5865 update_single_exits_after_duplication and
5866 update_single_exit_for_duplicated_loops.
5867 (loop_version): Do not update single_exit information.
5868 (fix_loop_structure): Use record_loop_exits instead of
5869 mark_single_exit_loops.
5870 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5871 the lists of loop exits.
5872 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5873 split_edge, merge_blocks): Update the lists of loop exits.
5874 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5875 loop_optimizer_init.
5876 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5877 of mark_single_exit_loops.
5878 (loop_optimizer_finalize): Call release_recorded_exits.
5879 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5880 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5881 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5882 update single exit information.
5883 * lambda-code.c (perfect_nestify): Ditto.
5884 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5885 (mark_single_exit_loops): Removed.
5886 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5887 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5888 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5890 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5891 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5892 (verify_loop_structure): Verify consistency of the exit lists.
5893 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5894 (set_single_exit): Removed.
5895 * cfgloop.h (struct loop_exit): New function.
5896 (struct loop): single_exit_ field replaced by exits field.
5897 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5898 (struct loops): Added exits hash.
5899 (mark_single_exit_loops, set_single_exit): Declaration removed.
5900 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5902 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5904 * doc/invoke.texi: Avoid use of @headitem.
5906 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5908 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5910 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5912 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5915 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5916 Richard Sandiford <richard@codesourcery.com>
5918 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5919 * config/m68k/m68k.opt: Resort options.
5920 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5922 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5923 Richard Sandiford <richard@codesourcery.com>
5925 * doc/invoke.texi: Document the macros that are defined by
5926 m68k's -mtune and -mhard-float options.
5927 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5928 (m68k_cpp_cpu_family): Likewise.
5929 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5930 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5931 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5932 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5933 (m68k_cpp_cpu_family): Likewise.
5935 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5937 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5938 macros besides mc68000 as tuning macros. Use a switch statement
5939 to set them and mcpu32.
5941 2007-01-12 Julian Brown <julian@codesourcery.com>
5943 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5944 (TARGET_68040_ONLY): Rename to...
5945 (TARGET_68040): ...this.
5946 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5947 * config/m68k/m68k.md: Likewise.
5949 2007-01-12 Julian Brown <julian@codesourcery.com>
5950 Nathan Sidwell <nathan@codesourcery.com>
5951 Richard Sandiford <richard@codesourcery.com>
5953 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5954 the -mcpu= argument associated with the --with-cpu setting.
5955 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5956 if different from the one implied by the -mcpu setting.
5957 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5958 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5959 * doc/invoke.texi: Mention ColdFire in the introduction to the
5960 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5961 -mno-div and -mhard-float options. Make -m68881 a synonym for
5962 -mhard-float. Document the previously-undocumented -m5206e,
5963 -m528x, -m5307 and -m5407 options. Tweak the existing option
5964 documentation for consistency.
5965 * doc/install.texi: Mention new --with-cpu arguments.
5966 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5967 default CPU if neither -mcpu nor -march are specified.
5968 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5969 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5970 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5971 using m68k_tune to decide between families that implement the
5972 same ISA. Use m68k_tune to set __mcfv4e__.
5973 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5974 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5975 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5976 (FL_ISA_C, FL_ISA_MMU): New macros.
5977 (MASK_COLDFIRE): Delete.
5978 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5979 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5980 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5981 (TARGET_HARD_FLOAT): Do not define here.
5982 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5983 (TUNE_68000): New macro.
5984 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5985 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5986 (TUNE_CFV2): Redefine in terms of m68k_tune.
5987 (uarch_type, target_device, fpu_type): New enums.
5988 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5989 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5990 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5991 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5992 (FL_FOR_isa_c): New macros.
5993 (m68k_isa): New enum.
5994 (m68k_target_selection): New structure.
5995 (all_devices, all_isas, all_microarchs): New tables.
5996 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5997 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5998 (MASK_ALL_CPU_BITS): Delete.
5999 (m68k_find_selection): New function.
6000 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6001 Map the legacy target options to a combination of the new ones.
6002 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6003 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6004 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6006 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6007 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6009 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6010 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6011 * config/m68k/m68k-devices.def: New file.
6013 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6014 Nathan Sidwell <nathan@codesourcery.com>
6016 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6017 (SUBTARGET_EXTRA_SPECS): New macros.
6018 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6019 use %(asm_cpu_spec) instead.
6020 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6021 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6022 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6023 (EXTRA_SPECS): Rename to...
6024 (SUBTARGET_EXTRA_SPECS): ...this.
6026 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6027 Richard Sandiford <richard@codesourcery.com>
6028 Julian Brown <julian@codesourcery.com>
6030 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6031 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6032 to the configuration's default CPU.
6033 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6034 Remove default masks.
6035 (m680[012]0-*-*): Set the default with_cpu to the first part of
6037 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6038 (m68k*-*-linux): Extend the --with-cpu handling to...
6039 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6040 and m68010. Don't set target_cpu_default2.
6041 * doc/install.texi: Document --with-cpu for m68k.
6042 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6043 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6044 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6045 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6046 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6047 (ASM_SPEC): Remove use of %(asm_cpu_default).
6048 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6049 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6050 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6051 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6052 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6053 (TARGET_DEFAULT): Delete.
6054 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6055 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6056 (CPP_CPU_SPEC): Delete.
6057 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6058 the appropriate string.
6059 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6060 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6061 (ASM_SPEC): Don't use %(asm_default_spec).
6062 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6063 TARGET_DEFAULT and add MASK_68881.
6064 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6066 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6068 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6069 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6070 MASK_68010 alongside MASK_68020.
6071 * doc/invoke.texi: Document -m68010.
6072 * config/m68k/m68k.opt (m68010): New.
6073 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6075 (TUNE_68010): New macro.
6076 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6077 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6078 (M68K_CPU_m68332): Add MASK_68010.
6079 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6080 fallback definition.
6081 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6083 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6084 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6085 to all entries that use MASK_68020.
6086 (output_move_simode_const, output_move_himode, output_move_qimode)
6087 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6088 instead of TARGET_68020 to select clr behavior. Remove comment
6089 about there being no TARGET_68010.
6090 * config/m68k/m68k.md: Likewise throughout.
6092 2007-01-12 Julian Brown <julian@codesourcery.com>
6094 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6095 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6096 * config/m68k/m68k.md: Likewise.
6098 2007-01-12 Julian Brown <julian@codesourcery.com>
6100 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6101 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6103 2007-01-12 Julian Brown <julian@codesourcery.com>
6105 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6106 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6107 * config/m68k/m68k.md: Likewise.
6109 2007-01-12 Julian Brown <julian@codesourcery.com>
6110 Richard Sandiford <richard@codesourcery.com>
6112 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
6113 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6114 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
6116 (TARGET_CPU32): Rename to...
6117 (TUNE_CPU32): ...this.
6118 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
6119 (TUNE_CFV2): New macros.
6120 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
6121 remove conditions that are implied by TARGET_68020.
6122 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
6123 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
6124 (m68k_output_function_epilogue): Likewise.
6125 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
6126 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
6127 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
6128 non-68000 timings. Refactor multiplication and division costs.
6129 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
6130 TUNE_CPU32 instead of TARGET_CPU32.
6131 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
6132 and TUNE_68060 instead of TARGET_68060.
6133 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
6134 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
6136 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
6137 && !TARGET_COLDFIRE" to choose between moveq and clr.
6138 Likewise in the unnamed movsf pattern.
6139 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
6140 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
6143 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6145 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
6146 of tabbing before backslashes.
6148 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6150 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
6151 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
6152 (ASM_OUTPUT_INTERNAL_LABEL): Define.
6154 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6156 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
6157 find_interesting_uses_cond.
6158 (find_interesting_uses_cond): Use extract_cond_operands.
6159 (rewrite_use_compare): Use extract_cond_operands and
6160 force_gimple_operand_bsi. Do not call update_stmt.
6161 (determine_use_iv_cost_condition): Use extract_cond_operands.
6162 Return cheaper of using original bound and changing the exit bound.
6164 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6166 PR tree-optimization/29516
6167 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
6168 most_expensive_mult_to_index, addr_to_parts,
6169 create_mem_ref, maybe_fold_tmr): Make the type of
6170 fields of TARGET_MEM_REF sizetype.
6171 (move_fixed_address_to_symbol, move_pointer_to_base):
6173 * tree.def (TARGET_MEM_REF): Add comment on types of
6176 2007-01-11 Joseph Myers <joseph@codesourcery.com>
6178 * c-common.c (vector_types_convertible_p): Treat opaque types as
6179 always convertible if they have the same size, but not otherwise.
6181 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
6183 * ifcvt.c (struct noce_if_info): Add comments to the fields.
6184 Remove the b_unconditional field.
6185 (noce_try_sign_mask): Do not look at b_unconditional.
6186 (noce_process_if_block): Do not use merge_if_blocks. Update
6187 the CFG here. Do not set b_unconditional.
6188 (cond_move_process_if_block): Likewise.
6189 (find_cond_trap): Likewise.
6190 (check_cond_move_block): Require simple jump insns at the end
6193 2007-01-11 Jan Hubicka <jh@suse.cz>
6195 PR tree-optimization/1046
6196 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
6197 when alias info is not ready.
6198 (pass_tail_recursion): Do not require aliasing.
6199 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
6200 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
6201 * tree-ssa-copy.c (pass_copy_prop): Likewise.
6202 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
6203 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
6204 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
6205 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
6207 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
6208 When aliasing is not build, mark statement as volatile.
6210 2007-01-11 Tom Tromey <tromey@redhat.com>
6212 PR preprocessor/15185, PR preprocessor/20989:
6213 * doc/cppopts.texi <-MT>: Update description of algorithm for
6214 computing default target.
6215 <-M, -MD>: Reword "basename" text.
6217 2007-01-11 Roger Sayle <roger@eyesopen.com>
6219 * builtins.c (expand_builtin_pow, expand_builtin_powi,
6220 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
6221 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6222 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
6223 fold_builtin_bswap, real_constp, fold_builtin_pow,
6224 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
6225 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
6226 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6227 * convert.c (convert_to_pointer): Likewise.
6228 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6229 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
6230 const_binop, fold_convert_const_int_from_int,
6231 fold_convert_const_int_from_real,
6232 fold_convert_const_real_from_real, sign_bit_p,
6233 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
6234 fold_sign_changed_comparison, fold_unary, fold_comparison,
6235 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
6236 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
6237 * print-tree.c (print_node_brief, print_node): Likewise.
6238 * stor-layout.c (place_field, layout_type): Likewise.
6239 * tree-chrec.c (keep_cast): Likewise.
6240 * tree.c (build_vector, build_real, build_real_from_int_cst,
6241 build_complex): Likewise.
6243 2007-01-11 Roger Sayle <roger@eyesopen.com>
6245 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
6246 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
6248 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
6250 * configure.ac (strict1_warn): Rename to strict_warn.
6251 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
6252 cc_set_by_configure, quoted_cc_set_by_configure,
6253 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
6254 all_boot_languages, all_stagestuff): Remove.
6255 (target_list): Remove bootstrap targets.
6256 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
6257 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
6258 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
6259 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
6260 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
6261 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
6262 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
6263 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
6264 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
6265 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
6266 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
6267 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
6268 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
6269 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
6270 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
6271 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
6272 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
6273 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
6274 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
6275 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
6276 (mostlyclean): Adjust.
6277 (clean, distclean): Don't mention bootstrap stuff.
6278 * configure: Regenerate.
6279 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
6280 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
6281 treelang/config-lang.in (stagestuff): Remove.
6282 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
6283 stageprofile, stagefeedback, stagestuff): Remove mention.
6285 2007-01-11 Nick Clifton <nickc@redhat.com>
6287 * config/mcore/predicates.md (mcore_general_movesrc_operand):
6289 (mcore_general_movdst_operand): Do not accept CONST_INTs.
6290 (mcore_arith_K_S_operand): Run the test for the S constraint not
6291 the test for the M constraint.
6292 (mcore_addsub_operand): Do not accept integer values that are
6293 larger than 32 bits.
6294 * config/mcore/mcore.md: Remove unused constraints from split.
6295 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
6297 (allocate_stack): Likewise.
6298 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
6299 operands to 32 bits.
6300 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
6302 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
6303 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
6304 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
6305 mcore_output_bclri, mcore_output_andn, output_inline_const,
6306 mcore_output_move, mcore_output_movedouble): Likewise.
6307 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
6308 (output_inline_const): Likewise.
6309 (output_inline_const): Fix format strings used in sprintf
6311 * config/mcore/mcore-protos.h: Update prototypes for changed
6312 functions in mcore.c.
6313 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
6314 HOST_WIDE_INT and not int.
6315 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
6316 CONST_OK_FOR_N): Likewise.
6317 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
6318 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
6321 2007-01-10 Jan Hubicka <jh@suse.cz>
6323 * tree-vrp.c (remove_range_assertions): Release defs.
6324 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
6325 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
6327 2007-01-10 Paul Brook <paul@codesourcery.com>
6329 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
6330 * config/arm/arm.md (mulsi3subsi): New insn.
6332 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
6334 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
6335 (tree_transform_and_unroll_loop): New.
6336 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
6339 2007-01-10 Robert Kennedy <jimbob@google.com>
6341 * fold-const.c (fold_comparison): Fold comparisons like (x *
6342 1000 < 0) to (x < 0).
6344 2007-01-10 Ian Lance Taylor <iant@google.com>
6346 * tree-pretty-print.c (dump_generic_node): Print parentheses when
6347 operands have the same priority.
6349 2007-01-10 Tom Tromey <tromey@redhat.com>
6351 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
6352 (fold_binary): Likewise.
6353 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
6354 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
6355 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
6356 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
6357 * langhooks.h (struct lang_hooks): Removed field
6358 'can_use_bit_fields_p'.
6360 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
6362 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
6364 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
6366 * function.c (get_last_funcdef_no): New function.
6367 * function.h (get_last_funcdef_no): Declare.
6368 * tree-inline.c (initialize_cfun): Add initialization.
6369 (tree_function_versioning): Cleanup.
6371 2007-01-10 Jan Hubicka <jh@suse.cz>
6373 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
6376 2007-01-10 Sa Liu <saliu@de.ibm.com>
6377 Ben Elliston <bje@au.ibm.com>
6379 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
6380 for SAVE_NONLOCAL and Pmode for any other save level.
6381 * spu-protos.h (spu_restore_stack_block): Declare.
6382 * spu.md (save_stack_block): Remove.
6383 (restore_stack_block): Call spu_restore_stack_block.
6384 * spu.c (spu_restore_stack_block): New function.
6385 (spu_expand_epilogue): Remove old comment.
6387 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6389 PR tree-optimization/30322
6390 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
6391 (cand_value_at): Return the value as aff_tree.
6392 (may_eliminate_iv): Convert the bound from aff_tree to tree.
6393 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
6394 aff_combination_mult): New functions.
6395 (aff_combination_add): Use aff_combination_add_cst.
6396 (aff_combination_convert): Allow conversions to a wider type.
6397 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
6398 * tree-affine.h (aff_combination_mult): Declare.
6400 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
6402 * doc/tm.texi: Update documentation to reflect reality of exec
6403 and start file search behaviours. Update copyright year.
6404 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
6405 header file directories.
6407 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
6409 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
6410 (*cosxf2): Rename to cosxf2_i387.
6411 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
6412 using X87MODEF12 mode macro. Rename patterns to
6413 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
6415 (*cosdf2, *cossf2): Ditto.
6416 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
6417 to match extended input operands.
6418 (sincos<mode>3): New expander.
6419 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
6420 insn patterns and corresponding splitters.
6422 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
6424 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
6425 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
6427 2007-01-09 Nicolas Pitre <nico@cam.org>
6430 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
6432 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6434 * target.h (struct gcc_target): New field library_rtti_comdat.
6435 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
6436 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
6437 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
6438 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
6440 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6442 * doc/invoke.texi (Optimize Options): Correct description of -O0.
6444 2007-01-08 Richard Guenther <rguenther@suse.de>
6446 * tree.h (force_fit_type_double): Export.
6447 (force_fit_type): Remove.
6448 * fold-const.c (force_fit_type_double): New function.
6449 (force_fit_type): Remove.
6450 (int_const_binop): Use it.
6451 (fold_convert_const_int_from_int): Likewise.
6452 (fold_convert_const_int_from_real): Likewise.
6453 (fold_div_compare): Likewise.
6454 (fold_sign_changed_comparison): Likewise.
6455 (fold_unary): Likewise.
6456 (fold_negate_const): Likewise.
6457 (fold_abs_const): Likewise.
6458 (fold_not_const): Likewise.
6459 * c-common.c (shorten_compare): Use force_fit_type_double.
6460 * convert.c (convert_to_pointer): Likewise.
6462 2007-01-08 Richard Guenther <rguenther@suse.de>
6464 * tree.h (build_int_cst_wide_type): Export.
6465 * tree.c (build_int_cst_wide_type): New function.
6466 (build_int_cst_wide): Fix comment.
6467 * builtins.c (fold_builtin_object_size): Use build_int_cst
6468 to build -1 or 0 of the correct type. Use fit_double_type
6469 to check for overflow.
6470 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6472 (decode_field_reference): Likewise.
6473 (all_ones_mask_p): Likewise.
6474 (native_interpret_int): Use build_int_cst_wide_type.
6475 (fold_binary): Use build_int_cst_type to build an all-ones
6477 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6479 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6481 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6483 2007-01-09 Ben Elliston <bje@au.ibm.com>
6485 * genautomata.c (STATS_OPTION): New option.
6486 (stats_flag): New flag.
6487 (gen_automata_option): Handle it.
6488 (initiate_automaton_gen): Ditto.
6489 (write_automata): Output statistics only if stats_flag is
6490 set. Likewise, output time statistics only if time_flag is set.
6491 * doc/md.texi (Processor pipeline description): Document new flag.
6493 2007-01-08 Richard Guenther <rguenther@suse.de>
6495 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6496 * tree.c (build_int_cst_type): Likewise.
6497 (size_in_bytes): Don't call force_fit_type on the result.
6498 (int_fits_type_p): Use fit_double_type.
6499 * fold-const.c (fit_double_type): New function.
6500 (force_fit_type): Use it.
6501 * tree.h (fit_double_type): Export.
6503 2007-01-08 Jan Hubicka <jh@suse.cz>
6505 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6506 * ipa.c (function_and_variable_visibility): Fix return type.
6508 2007-01-08 Richard Guenther <rguenther@suse.de>
6510 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6511 of offset to build the index.
6512 * tree-pretty-print.c (dump_generic_node): Don't build negated
6513 const just for printing.
6514 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6515 * builtins.c (fold_builtin_int_roundingfn): Check if result
6516 fits the type by using force_fit_type and comparing the result.
6517 * predict.c (predict_loops): Use compare_tree_int for comparison.
6518 * tree.c (build_int_cst): Fall back to integer_type_node for
6520 (build_int_cst_wide): Assert type is non-null.
6522 2007-01-08 Roberto Costa <roberto.costa@st.com>
6524 * tree-vrp.c (extract_range_from_cond_expr): New.
6525 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6526 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6528 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6529 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6530 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6531 used as expressions.
6532 * tree-object-size.c (cond_expr_object_size): New.
6533 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6535 2007-01-08 Jan Hubicka <jh@suse.cz>
6537 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6538 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6541 2007-01-08 Richard Guenther <rguenther@suse.de>
6543 PR tree-optimization/23603
6544 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6545 (extract_range_from_binary): Fall back to truthvalue instead of
6546 varying for TRUTH_*_EXPR.
6547 (extract_range_from_comparison): Fall back to truthvalue instead of
6549 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6550 if all visited PHI values were constant.
6552 2007-01-08 Jan Hubicka <jh@suse.cz>
6554 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6555 (cgraph_analyze_function): break out from ...
6556 (cgraph_finalize_compilation_unit): ... here.
6557 (cgraph_expand_function): Remove forgoten commented out line.
6558 (cgraph_optimize): Analyze functions.
6560 2007-01-08 Jan Hubicka <jh@suse.cz>
6562 * tree-pas.h (TODO_remove_function): New flag.
6563 (TODO_update*): Renumber.
6564 (pass_ipa_increase_alignment,
6565 pass_ipa_function_and_variable_visibility): New passes.
6566 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6567 (cgraph_function_and_variable_visibility): Move to ipa.c
6568 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6569 cgraph_increase_alignment.
6570 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6571 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6572 calling tree-inline.
6573 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6574 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6575 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6576 (gate_increase_alignment): New function.
6577 (pass_ipa_increase_alignment): New pass.
6578 * ipa.c: Inline tree-pass.h and timevar.h
6579 (function_and_variable_visibility): Move here from cgraphunit.c
6580 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6581 * passes.c (init_optimization_passes): Add the two new passes.
6582 (execute_todo): Handle cgraph_remove_functions.
6584 2007-01-08 Nick Clifton <nickc@redhat.com>
6586 * config/frv/predicates.md (reg_or_0_operand): Accept
6589 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6591 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6592 * config.gcc: Add bfin*-rtems*.
6594 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6596 * c.opt: Add -flax-vector-conversions.
6597 * c-typeck.c (convert_for_assignment): Pass flag to
6598 vector_types_convertible_p to allow emission of note.
6599 (digest_init): Likewise.
6600 * c-opts.c: Handle -flax-vector-conversions.
6601 * c-common.c (flag_lax_vector_conversions): New.
6602 (vector_types_convertible_p): Unless -flax-vector conversions
6603 has been passed, disallow conversions between vectors with
6604 differing numbers of subparts and/or element types. If such
6605 a conversion is disallowed, possibly emit a note on the first
6606 occasion only to inform the user of -flax-vector-conversions.
6607 The new last argument specifies this.
6608 * c-common.h (flag_lax_vector_conversions): New.
6609 (vector_types_convertible_p): Add extra argument.
6610 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6611 char_type_node for V*QI type vectors.
6612 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6613 Update to satisfy new typechecking rules.
6614 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6616 * doc/invoke.texi (C Dialect Options): Document
6617 -flax-vector-conversions.
6619 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6621 PR tree-optimization/29877
6622 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6623 a register variable on the RHS to not be replaceable.
6625 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6626 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6627 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6628 const_simm15, const_pow2, const_npow2): Added.
6629 * config/score/misc.md (insv, extv, extzv, movmemsi,
6630 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6631 * config/score/score.c (score_address_cost, score_select_cc_mode):
6633 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6634 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6635 Update score_print_operand.
6636 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6637 Adjust register allocate order and update some macro define.
6638 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6639 mdx_block_move_straight, mdx_block_move_loop_head,
6640 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6641 mdx_block_move): Added.
6642 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6643 mdp_limm): Updated and fix some bug and typo.
6644 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6645 (movsf, movdf, doloop_end): Added.
6647 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6649 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6650 config/arm/thumb2.md: Fix comment typos.
6651 * doc/extend.texi: Fix a typo.
6653 2007-01-07 Eric Christopher <echristo@apple.com>
6655 * configure.ac: Check for __stack_chk_fail for darwin.
6656 * configure: Regenerate.
6658 2007-01-07 Richard Guenther <rguenther@suse.de>
6660 * tree-vrp.c (extract_range_from_assert): CSE calls to
6661 compare_values where possible.
6662 (extract_range_from_unary_expr): Likewise.
6664 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6666 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6667 * config/avr/avr.c (call_insn_operand): Delete function.
6668 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6669 instead of register number. Use predicates.
6670 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6671 call_insn_operand): Add.
6673 2007-01-06 Jan Hubicka <jh@suse.cz>
6675 * tree-pass.h (pass_build_cgraph_edges): Declare.
6676 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6677 (visited_nodes): Remove.
6678 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6679 build_cgrpah_edges; make visited_nodes local.
6680 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6681 (record_references_in_initializer): Move to cgraphbuild.c
6682 (initialize_inline_failed, rebuild_cgraph_edges,
6683 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6684 (verify_cgraph_node): Make visited_nodes local.
6685 (cgraph_analyze_function): Do not call cgraph_create_edges and
6686 initialize_inline_failed.
6687 (cgraph_expand_function): Do not call cgraph_lower_function;
6688 assert that function is already lowered.
6689 * Makefile.in (cgraphbuild.o): New.
6690 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6691 at the end of lowering passes.
6693 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6695 * ifcvt.c (cond_move_convert_if_block): New function, code
6696 factored out from...
6697 (cond_move_process_if_block): ...here. Call the new function
6698 on the THEN and ELSE blocks.
6699 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6700 already takes care of this.
6702 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6705 * tree.h (TREE_OVERFLOW_P): New.
6706 * c-typeck.c (parser_build_unary_op): Warn only if result
6707 overflowed and operands did not.
6708 (parser_build_binary_op): Likewise.
6709 (convert_for_assignment): Remove redundant overflow_warning.
6710 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6712 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6714 * c-typeck.c (store_init_value): Split over two lines to follow
6715 the GNU coding style.
6717 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6719 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6720 __GXX_EXPERIMENTAL_CXX0X__.
6721 * doc/cpp.texi: Same.
6723 2007-01-05 Richard Guenther <rguenther@suse.de>
6726 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6727 with mismatched types. Instead explicitly build a
6728 conversion NOP_EXPR.
6730 2007-01-05 Ian Lance Taylor <iant@google.com>
6732 * c-common.c (decl_with_nonnull_addr_p): New function.
6733 (c_common_truthvalue_conversion): Call it.
6734 * c-typeck.c (build_binary_op): Likewise.
6735 * c-common.h (decl_with_nonnull_addr_p): Declare.
6737 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6740 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6743 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6745 * doc/install.texi (Final install): Document the fact that
6746 the GNAT runtime should not be stripped.
6748 2007-01-04 Jan Hubicka <jh@suse.cz>
6750 * tree-inline.c (fold_marked_statements): Update operand caches
6751 and EH after folding
6753 2007-01-04 Ian Lance Taylor <iant@google.com>
6755 * c-common.c (check_function_nonnull): Whitespace fix.
6757 2007-01-04 Jan Hubicka <jh@suse.cz>
6759 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6760 comitted older version of patch.
6761 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6762 function, celanup cfg and collect garbage.
6764 2007-01-04 Mike Stump <mrs@apple.com>
6766 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6769 2007-01-04 Eric Christopher <echristo@apple.com>
6771 * libgcc2.c (__bswapsi2): Use SItype.
6772 (__bswapdi2): Use DItype.
6773 * libgcc2.h: Update for above.
6775 2007-01-04 Paul Brook <paul@codesourcery.com>
6777 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6778 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6779 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6780 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6781 umulsi3_highpart): Make conditional on !arm_arch6.
6782 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6783 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6784 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6785 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6786 umulsi3_highpart_v6): New insns.
6788 2007-01-04 Roger Sayle <roger@eyesopen.com>
6790 * fold-const.c (fold_convert): When casting an expression to void,
6791 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6792 have a type. Instead of attempting to build a NOP_EXPR, return
6793 these "special" trees directly.
6795 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6797 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6798 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6799 rs6000_cost->fp not 0 as adjustment for outer NEG.
6801 2007-01-04 Jan Hubicka <jh@suse.cz>
6803 * cgraph.c (cgraph_release_function_body): New function.
6804 (cgraph_remove_node): Use it.
6805 * cgraph.h (cgraph_release_function_body): Declare.
6806 * cgraphunit.c (cgraph_expand_function): Use it.
6807 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6808 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6809 is initialized and while compilation of other function is running.
6810 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6811 statement CFG annotations from here to ...
6812 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6814 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6816 * cfgloop.h (enum li_flags): Make the constants powers of two.
6818 2007-01-04 Jan Hubicka <jh@suse.cz>
6820 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6822 (fold_marked_statements): New function.
6823 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6824 * tree-inline.h (copy_body_data): Add statements_to_fold.
6826 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6828 * config.gcc: Mention libgcc/config.host.
6829 * Makefile.in: Update comments mentioning libgcc.
6830 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6831 (all.cross, start.encap, rest.encap, rest.cross): Update
6832 dependencies for libgcc move.
6833 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6834 (clean-target, clean-target-libgcc): Delete.
6835 (srcdirify, GCC_EXTRA_PARTS): New macros.
6836 (libgcc-support, libgcc.mvars): New rules.
6837 (distclean): Remove mention of mklibgcc.
6838 (install): Don't reference INSTALL_LIBGCC.
6839 (install-common): Don't reference EXTRA_PARTS.
6840 (install-libgcc, install-multilib): Delete rules.
6841 * mklibgcc.in: Delete file.
6842 * doc/configfiles.texi: Don't mention mklibgcc.
6844 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6845 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6846 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6847 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6848 (mklibgcc, ldblspecs): Likewise.
6850 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6851 (posixpre.def): Use $(T).
6852 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6853 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6854 (SHLIB_LINK): Make dummy.
6855 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6857 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6859 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6860 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6861 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6862 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6864 * configure.ac (all_outputs): Remove mklibgcc.
6865 * configure: Regenerated.
6867 2007-01-03 Josh Conner <jconner@apple.com>
6870 * calls.c (compute_argument_addresses): Set stack and stack_slot
6871 for partial args, too.
6872 (store_one_arg): Use locate.size.constant for the size when
6873 generating a save_area.
6875 2007-01-03 Robert Kennedy <jimbob@google.com>
6877 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6878 whose definitions are deleted due to basic block merging.
6880 2007-01-03 Paul Brook <paul@codesourcery.com>
6883 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6885 (use_return_insn): Return 0 for Thumb interrupt functions.
6886 (print_multi_reg): Add rfe argument for IRQ returns.
6887 (arm_output_epilogue): Pop interrupt return address directly into PC.
6888 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6890 2007-01-03 Paul Brook <paul@codesourcery.com>
6892 Merge from sourcerygxx-4_1.
6893 * config/arm/thumb2.md: New file.
6894 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6896 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6897 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6898 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6899 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6901 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6902 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6904 * config/arm/ieee754-sf.S: Ditto.
6905 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6906 (thumb1_base_register_rtx_p): ... to this.
6907 (thumb_index_register_rtx_p): Rename...
6908 (thumb1_index_register_rtx_p): ... to this.
6909 (thumb_output_function_prologue): Rename...
6910 (thumb1_output_function_prologue): ... to this.
6911 (thumb_legitimate_address_p): Rename...
6912 (thumb1_legitimate_address_p): ... to this.
6913 (thumb_rtx_costs): Rename...
6914 (thumb1_rtx_costs): ... to this.
6915 (thumb_compute_save_reg_mask): Rename...
6916 (thumb1_compute_save_reg_mask): ... to this.
6917 (thumb_final_prescan_insn): Rename...
6918 (thumb1_final_prescan_insn): ... to this.
6919 (thumb_expand_epilogue): Rename...
6920 (thumb1_expand_epilogue): ... to this.
6921 (arm_unwind_emit_stm): Rename...
6922 (arm_unwind_emit_sequence): ... to this.
6923 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6924 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6925 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6926 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6927 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6928 thumb2_output_casesi): New functions.
6929 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6930 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6931 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6932 THUMB2_WORK_REGS): Define.
6933 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6934 arm_condexec_mask, arm_condexec_masklen)): New variables.
6935 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6936 (arm_override_options): Check new CPU capabilities.
6937 Set new architecture flag variables.
6938 (arm_isr_value): Handle v7m interrupt functions.
6939 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6941 (const_ok_for_arm): Handle Thumb-2 constants.
6942 (arm_gen_constant): Ditto. Use movw when available.
6943 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6945 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6946 (thumb_find_work_register, arm_load_pic_register,
6947 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6948 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6949 print_multi_reg, output_mov_long_double_fpa_from_arm,
6950 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6951 output_mov_double_fpa_from_arm, output_move_double,
6952 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6953 output_return_instruction, arm_output_function_prologue,
6954 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6955 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6956 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6957 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6958 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6959 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6961 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6962 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6963 (arm_file_start): Output directive for unified syntax.
6964 (arm_unwind_emit_set): Handle stack alignment instruction.
6965 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6966 Add v6t2, v7, v7a, v7r and v7m.
6967 (RETLDM): Add Thumb-2 code.
6968 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6969 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6970 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6971 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6972 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6973 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6974 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6975 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6976 ADJUST_INSN_LENGTH): Define.
6977 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6978 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6979 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6980 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6981 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6982 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6983 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6984 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6985 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6986 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6987 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6988 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6989 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6990 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6991 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6992 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6993 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6995 * config/arm/arm-tune.md: Regenerate.
6996 * config/arm/arm-protos.h: Update prototypes.
6997 * config/arm/vfp.md: Enable patterns for Thumb-2.
6998 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6999 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7000 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7001 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7002 * config/arm/libunwind.S: Add Thumb-2 code.
7003 * config/arm/constraints.md: Update include Thumb-2.
7004 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7005 * config/arm/ieee754-df.S: Ditto.
7006 * config/arm/bpabi.S: Ditto.
7007 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7008 * config/arm/predicates.md (low_register_operand,
7009 low_reg_or_int_operand, thumb_16bit_operator): New.
7010 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7011 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7012 * config/arm/t-arm-elf: Add armv7 multilib.
7013 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7015 (UNSPEC_STACK_ALIGN, ce_count): New.
7016 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7017 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7019 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7020 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7021 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7022 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7023 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7024 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7026 * doc/extend.texi: Document ARMv7-M interrupt functions.
7027 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7029 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7031 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7032 (struct _Unwind_Context): Rename args_size to flags, remove
7033 signal_frame field, add a new args_size field and version field.
7034 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7035 _Unwind_IsExtendedContext): New inline functions.
7036 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7037 Assume by_value array is only present if _Unwind_IsExtendedContext.
7038 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7039 _Unwind_IsSignalFrame.
7040 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7041 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7042 (uw_init_context_1): Initialize context->flags to
7043 EXTENDED_CONTEXT_BIT.
7044 * config/rs6000/linux-unwind.h (frob_update_context): Use
7045 _Unwind_SetSignalFrame.
7047 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7050 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7051 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7054 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7056 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7057 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7058 RET, AT_SP): Remove.
7059 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7062 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7063 * cfgbuild.c (find_basic_blocks): Likewise.
7064 * cfgrtl.c (rtl_create_basic_block): Likewise.
7065 * function.c (temp_slots_at_level): Likewise.
7066 * reg-stack.c (stack_regs_mentioned): Likewise.
7067 * regclass.c (allocate_reg_info): Likewise.
7068 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7069 set_bb_for_stmt, move_block_to_fn): Likewise.
7070 * tree-complex.c (tree_lower_complex): Likewise.
7071 * vec.h (VEC_safe_grow_cleared): New.
7073 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7075 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7077 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7078 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7080 * cfgloopmanip.c (scale_loop_frequencies): Export.
7081 (loopify): Scale the frequencies by prescribed coefficients.
7082 (set_zero_probability): New function.
7083 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7084 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7085 and frequencies according to arguments.
7086 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7088 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7089 * modulo-sched.c (sms_schedule): Set probabilities for entering
7090 versioned loop correctly.
7091 * tree-vect-transform.c (vect_transform_loop): Ditto.
7092 * cfgloop.h (loopify, loop_version): Declaration changed.
7093 (scale_loop_frequencies): Declared.
7095 2007-01-02 Jan Hubicka <jh@suse.cz>
7097 * cgraph.c: Include tree-flow.h
7098 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7100 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7101 * tree-pass.h (pass_all_early_optimizations): Declare.
7102 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7104 (cgraph_analyze_function): Do early_local_passes.
7105 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7106 Do not add referenced vars.
7107 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7109 (gate_all_early_local_passes): New gate.
7110 (pass_early_local_passes): Use new gate.
7111 (execute_early_local_optimizations): New functions.
7112 (gate_all_early_optimizations): New gate.
7113 (pass_all_early_optimizations): New pass.
7114 (execute_free_datastructures): Free SSA only when initialized.
7115 (gate_init_datastructures): Init only when optimizing.
7116 (tree_lowering_passes): Do early local passes when called late.
7117 * tree-profile.c (do_tree_profiling): Don't profile functions added
7119 (do_early_tree_profiling, pass_early_tree_profile): Kill.
7120 * tree-cfg.c (update_modified_stmts): Do not update when operands are
7122 * passes.c (init_optimizations_passes): Reorder so we go into SSA
7123 during early_local_passes.
7124 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
7127 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7129 * Makefile.in: Update copyright year.
7131 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7133 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
7134 in $(lang_checks) and check-consistency targets.
7136 2007-01-02 Jan Hubicka <jh@suse.cz>
7138 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7139 Do not add referenced vars.
7140 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
7142 * passes.c (init_optimization_passes): Put mudflap_2 after
7143 free_datastructures.
7145 2007-01-02 Jan Hubicka <jh@suse.cz>
7147 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
7148 Set NOTHROW flag on call statements proved to be nothrow.
7149 Update statement of local calls so new pure/const functions are
7150 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
7152 (tree_rest_of_compilation): Register hooks and initialize bitmap
7153 early. Do not set after_inlining flag.
7155 2007-01-02 Steve Ellcey <sje@cup.hp.com>
7157 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
7158 HOST_BITS_PER_LONGLONG
7160 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7163 * c-typeck.c (store_init_value): Don't emit pedantic overflow
7164 warning for non-static initializers.
7166 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
7168 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
7169 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
7170 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
7171 Always use set_unique_reg_note to add REG_EQUAL notes.
7173 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7176 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7178 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7179 * cfgbuild.c (find_basic_blocks): Likewise.
7180 * cfgrtl.c (rtl_create_basic_block): Likewise.
7181 * function.c (temp_slots_at_level): Likewise.
7182 * reg-stack.c (stack_regs_mentioned): Likewise.
7183 * regclass.c (allocate_reg_info): Likewise.
7184 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7185 set_bb_for_stmt, move_block_to_fn): Likewise.
7186 * tree-complex.c (tree_lower_complex): Likewise.
7187 * vec.h (VEC_safe_grow_cleared): New.
7189 2007-01-02 Ian Lance Taylor <iant@google.com>
7191 * c-common.c (c_common_truthvalue_conversion): When warning about
7192 using an assignment as a truth value, set TREE_NO_WARNING.
7194 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7197 * c.opt (Wold-style-declaration): New.
7198 * doc/invoke.texi (C-only Warning Options): New.
7199 (Wold-style-declaration): Document it.
7200 (Wextra): Enabled by -Wextra.
7201 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7202 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
7203 -Wold-style-declaration.
7205 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7207 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7208 * cfgbuild.c (find_basic_blocks): Likewise.
7209 * cfgrtl.c (rtl_create_basic_block): Likewise.
7210 * function.c (temp_slots_at_level): Likewise.
7211 * reg-stack.c (stack_regs_mentioned): Likewise.
7212 * regclass.c (allocate_reg_info): Likewise.
7213 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7214 set_bb_for_stmt, move_block_to_fn): Likewise.
7215 * tree-complex.c (tree_lower_complex): Likewise.
7216 * vec.h (VEC_safe_grow_cleared): New.
7218 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
7220 * c-common.c (c_common_nodes_and_builtins): Since variants of
7221 void_type_node get built before it is given a name, we need to
7222 give those variants the name, too.
7223 (complete_array_type): We need to work with the canonical main
7224 type of the array, from which we will build the qualified version.
7225 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
7226 * print-tree.c (print_node): Display canonical type information
7228 * stor-layout.c (layout_type): When we don't know the
7229 alignment of a type for which we're building an array, we end up
7230 guessing wrong, so make the type require structural equality.
7231 * tree.c (make_node_stat): When we build a new type, it is its
7233 (build_type_attribute_qual_variant): When building an attribute
7234 variant, its canonical type is the non-attribute variant. However,
7235 if the attributes are target-dependent and they differ, we need to
7236 use structural equality checks for this type.
7237 (build_qualified_type): A qualified type is not equivalent to its
7238 unqualified variant; set the canonical type appropriately.
7239 (build_distinct_type_copy): When building a distinct type from
7240 another type, the new type is its own canonical type.
7241 (build_variant_type_copy): When building a new type variant, we
7242 assume that it is equivalent to the original type.
7243 (build_pointer_type_for_mode): When building a pointer type, also
7244 build a canonical type pointer.
7245 (build_reference_type_for_mode): When building a reference type,
7246 also build a canonical type reference.
7247 (build_index_type): When we can't hash an index type (e.g.,
7248 because its maximum value is negative), the index type requires
7249 structural equality tests.
7250 (build_array_type): Build the canonical form of an array type.
7251 (build_function_type): Function types require structural equality,
7252 because they contain default arguments, attributes, etc.
7253 (build_method_type_directly): Ditto for method types.
7254 (build_offset_type): Build the canonical offset type.
7255 (build_complex_type): Build the canonical vector type.
7256 (make_vector_type): Build the canonical vector type.
7257 * tree.h (TYPE_CANONICAL): New.
7258 (TYPE_STRUCTURAL_EQUALITY_P): New.
7259 (SET_TYPE_STRUCTURAL_EQUALITY): New.
7260 (struct tree_type): Added "canonical" field.
7261 * params.h (VERIFY_CANONICAL_TYPES): New.
7262 * doc/c-tree.texi (TYPE_CANONICAL): Document.
7263 (TYPE_STRUCTURAL_EQUALITY_P): Document.
7264 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
7265 * doc/invoke.texi (verify-canonical-types): Document --param
7266 parameter for verifying canonical types.
7268 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7270 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
7271 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
7272 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
7273 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
7275 * config/rs6000/e500.h: New.
7276 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
7277 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
7279 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
7280 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
7281 TARGET_E500_DOUBLE): Remove.
7282 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
7283 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
7284 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
7285 * config/rs6000/rs6000.c (rs6000_override_options): Use
7288 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7290 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
7291 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
7292 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
7293 rs6000_emit_cmove): Don't check TARGET_E500.
7294 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
7295 sordered): Don't check TARGET_E500.
7297 2007-01-01 Eric Christopher <echristo@apple.com>
7299 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
7300 HARD_REGISTER_NUM_P.
7302 2007-01-01 Roger Sayle <roger@eyesopen.com>
7304 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
7305 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
7306 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
7309 2007-01-01 Mike Stump <mrs@apple.com>
7311 * configure.ac: Remove support for building with Apple's gcc-3.1.
7313 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7316 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
7317 REG is a hard register. Do not modify REG before calling
7319 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
7320 multiple of the size of YMODE for certain lowpart cases.
7322 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7325 * gimplify (voidify_wrapper_expr): Update for
7328 2007-01-01 Andreas Schwab <schwab@suse.de>
7331 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
7332 save of BR0 in extra_spill_size instead of spill_size.
7333 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
7335 (ia64_expand_epilogue): Restore BR0 from its new location.
7337 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7339 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
7340 Use a temporary variable if the left hand side is not a gimple
7343 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7345 * gimplify.c (gimplify_return_expr): Make the temporary variable
7346 for the return expression, a gimple register variable.
7348 2007-01-01 Jan Hubicka <jh@suse.cz>
7350 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
7353 2007-01-01 Mike Stump <mrs@apple.com>
7355 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
7357 * config/darwin.c (machopic_select_rtx_section): Use
7359 (darwin_mergeable_constant_section): Likewise.
7360 * configure: Regenerate.
7361 * config.in: Regenerate.
7363 2007-01-01 Jan Hubicka <jh@suse.cz>
7364 Andrew Pinski <pinskia@gmail.com>
7366 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
7367 before starting IPA passes.