1 2007-03-06 Jan Hubicka <jh@suse.cz>
3 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6 2007-03-06 Richard Sandiford <richard@codesourcery.com>
8 * configure.ac: Allow tm_file to contain build-directory files.
9 * configure: Regenerate.
10 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
12 * config/m68k/print-sysroot-suffix.sh: New file.
14 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17 of pic_offset_table_rtx if reload_completed.
18 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19 PIC_OFFSET_TABLE_REGNUM.
20 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
22 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
23 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25 2007-03-06 Richard Sandiford <richard@codesourcery.com>
27 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
28 functions that call eh_return.
30 2007-03-06 Richard Sandiford <richard@codesourcery.com>
32 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
33 functions that need a constant pool.
35 2007-03-06 Richard Sandiford <richard@codesourcery.com>
38 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
39 (m68k_preferred_reload_class): Likewise.
40 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
41 (SECONDARY_RELOAD_CLASS): Define.
42 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
43 (LIMIT_RELOAD_CLASS): Delete.
44 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
45 registers from storing bytes.
46 (m68k_secondary_reload_class): New function.
47 (m68k_preferred_reload_class): Likewise.
49 2007-03-06 Richard Sandiford <richard@codesourcery.com>
51 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
53 (m68k_expand_prologue): Likewise.
55 2007-03-06 Richard Sandiford <richard@codesourcery.com>
57 * config/m68k/m68k-protos.h (output_sibcall): Declare.
58 (mips_expand_epilogue): Add a bool parameter.
59 (m68k_legitimize_sibcall_address): Declare.
60 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
61 (m68k_expand_epilogue): Add a parameter to select between sibling
62 and normal epilogues. Only generate a return for the latter.
63 (m68k_ok_for_sibcall_p): New function.
64 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
65 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
66 (sibcall_value, *sibcall_value): Likewise.
67 (*call, *call_value): Require !SIBLING_CALL_P.
68 (epilogue): Update call to m68k_expand_epilogue.
69 (sibcall_epilogue): New pattern.
70 * config/m68k/predicates.md (const_call_operand): Say that this
71 predicate applies to sibling calls too.
72 (sibcall_operand): New predicate.
74 2007-03-06 Richard Sandiford <richard@codesourcery.com>
76 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
77 alternatives as movsi_cf.
78 (movsf_cf_hard): Add commentary.
80 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
81 Richard Sandiford <richard@codesourcery.com>
83 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
84 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
85 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
86 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
87 as being live on exit from an interrupt function.
88 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
89 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
90 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
91 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
92 (m68k_interrupt_function_p): Globalize.
93 (m68k_compute_frame_layout): Remove reverse mask code.
94 (m68k_emit_movem, m68k_set_frame_related): New functions.
95 (m68k_output_function_prologue): Delete in favor of...
96 (m68k_expand_prologue): ...this new function.
97 (m68k_output_function_epilogue): Delete in favor of...
98 (m68k_expand_epilogue): ...this new function.
99 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
101 (print_operand): Handle %?.
102 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
103 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
104 (prologue, epilogue): New patterns.
105 (return): Turn into a define_expand.
106 (*return): New pattern, derived from old "return" pattern. Use rte
107 rather than rts for interrupt functions. Only use rtd if the pop
109 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
110 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
111 (link, *link, unlink, *unlink, load_got): Likewise.
113 2007-03-06 Richard Sandiford <richard@codesourcery.com>
117 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
118 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
119 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
120 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
121 and m68k_matches_u_p.
122 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
123 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
124 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
125 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
126 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
127 (REG_STRICT_P): New macro.
128 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
129 PCREL_GENERAL_OPERAND_OK.
130 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
131 m68k_legitimate_base_reg_p.
132 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
133 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
134 (PIC_CASE_VECTOR_ADDRESS): Update comment.
135 * config/m68k/m68k.c (m68k_address): New structure.
136 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
137 (m68k_decompose_index, m68k_legitimate_constant_address_p)
138 (m68k_jump_table_ref_p, m68k_decompose_address)
139 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
140 (m68k_matches_u_p): New functions.
141 (print_operand_address): Rewrite to use m68k_decompose_index.
143 2007/03/05 David Taylor <dtaylor@emc.com>
145 * gcc.c: Correct copyright date in --version output.
147 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
149 * pa.md: In unamed move patterns, disparge copies between general
150 and floating point registers using '?' modifier. Don't include 'f'
151 constraint for register preferences in DImode, SImode, HImode and
152 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
153 Remove constraints for copies between general and floating registers
154 in soft-float DFmode pattern.
155 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
159 2007-03-05 Mike Stump <mrs@apple.com>
161 * c-common.c (targetcm): Add.
162 * c-opts.c (c_common_handle_option): Handle language specific
164 * opts.c (handle_option): Verify language for target options, if
166 * opth-gen.awk: Add CL_LANG_ALL.
167 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
168 (TARGETCM_INITIALIZER): Add.
169 * target.h (struct gcc_targetcm): Add.
171 * targhooks.c (default_handle_c_option): Add.
172 * targhooks.h (default_handle_c_option): Add.
173 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
175 * config/darwin.opt (iframework): Add.
176 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
177 * config/darwin-c.c (handle_c_option): Add.
178 (TARGET_HANDLE_C_OPTION): Add.
180 * doc/invoke.texi (Darwin Options): Add -iframework.
182 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
184 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
187 2007-03-05 Ian Lance Taylor <iant@google.com>
189 * c.opt (fgnu89-inline): New option.
190 * c-opts.c (c_common_post_options): Set default value for
192 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
193 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
195 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
196 (grokdeclarator, start_function): Likewise.
197 * c-cppbuiltin.c (c_cpp_builtins): Define either
198 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
199 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
200 (C Dialect Options): Document -fgnu89-inline.
201 * doc/extend.texi (Function Attributes): Explain what the
202 gnu_inline attribute does.
203 * doc/cpp.texi (Common Predefined Macros): Document
204 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
206 2007-03-05 Ian Lance Taylor <iant@google.com>
208 PR tree-optimization/31034
209 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
210 half-range if the other side is an overflow infinity.
212 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
214 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
215 (bfin*-linux-uclibc*): New configuration.
216 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
218 * config/bfin/linux.h: New file.
219 * config/bfin/libgcc-bfin.ver: New file.
220 * config/bfin/t-bfin-uclinux: New file.
221 * config/bfin/t-bfin-linux: New file.
222 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
223 (TARGET_OS_CPP_BUILTINS): New macro.
225 2007-03-05 Richard Guenther <rguenther@suse.de>
227 * fold-const.c (fold_binary): Remove duplicate folding
228 of comparison of non-null ADDR_EXPR against null.
230 2007-03-05 Richard Guenther <rguenther@suse.de>
231 Dorit Nuzman <dorit@il.ibm.com>
233 PR tree-optimization/26420
234 * tree-vectorizer.c (vectorize_loops): Bail out early if there
235 are no loops in the function. Only print the number of
236 vectorized loops if it is greater than zero or we are supposed
237 to print information about unvectorized loops.
239 2007-03-05 Revital Eres <eres@il.ibm.com>
241 * gcc.dg/var-expand1.c: New test.
242 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
243 when an accumulator is expanded.
245 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
248 * c-common.c (convert_and_check): Don't give warnings for
249 conversion if 'expr' already overflowed.
251 2007-03-04 Roger Sayle <roger@eyesopen.com>
254 * fold-const.c (fold_comparison): Enforce type consistency when
255 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
257 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
259 * tree-ssa-address.c (create_mem_ref): Do not put an expression
260 containing a cast to the base of TARGET_MEM_REF.
262 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
264 * tree.c (tree_contains_struct_check_failed): Remove spurious
265 whitespace from error message.
267 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
270 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
271 instead of precision.
273 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
274 Nathan Sidwell <nathan@codesourcery.com>
276 * emit-rtl.c (find_auto_inc): New.
277 (try_split): recreate REG_INC notes,
278 Use regular for loops rather than whiles.
280 2007-03-03 Andreas Schwab <schwab@suse.de>
282 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
283 * configure: Regenerate.
285 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
287 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
288 flag_rounding_math, not flag_unsafe_math_optimizations.
290 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
292 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
293 alpha_fold_vector_minmax): Likewise.
294 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
295 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
297 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
299 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
300 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
301 if the lhs has side-effects.
302 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
304 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
306 * config/i386/i386.h (TUNEMASK): Remove define.
307 (ARCHMASK): Remove define.
308 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
309 Use ix86_arch_mask variable instead of ARCHMASK.
310 * config/i386/i386.c (override_options): Ditto.
311 (standard_80387_constant_p): Ditto.
313 2007-03-02 Ian Lance Taylor <iant@google.com>
315 Used signed infinities in VRP.
316 * tree-vrp.c (uses_overflow_infinity): New static function.
317 (supports_overflow_infinity): New static function.
318 (make_overflow_infinity): New static function.
319 (negative_overflow_infinity): New static function.
320 (positive_overflow_infinity): New static function.
321 (is_negative_overflow_infinity): New static function.
322 (is_positive_overflow_infinity): New static function.
323 (is_overflow_infinity): New static function.
324 (overflow_infinity_range_p): New static function.
325 (compare_values_warnv): New function split out of compare_values.
326 (compare_value): Call it.
327 (set_value_range_to_nonnegative): Add overflow_infinity
328 parameter. Change caller.
329 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
331 (vrp_expr_computes_nonzero): Likewise.
332 (compare_ranges, compare_range_with_value): Likewise.
333 (compare_name_with_value, compare_names): Likewise.
334 (vrp_evaluate_conditional): Likewise.
335 (set_value_range): Handle infinity
336 (vrp_operand_equal_p, operand_less_p): Likewise.
337 (extract_range_from_assert): Likewise.
338 (vrp_int_const_binop): Likewise.
339 (extract_range_from_binary_expr): Likewise.
340 (extract_range_from_unary_expr): Likewise.
341 (extract_range_from_comparison): Likewise.
342 (extract_range_from_expr): Likewise.
343 (dump_value_range): Likewise.
344 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
345 (test_for_singularity): Likewise.
346 (vrp_int_const_binop): Remove inline qualifier.
347 (adjust_range_with_scev): Add comment.
348 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
350 2007-03-02 Diego Novillo <dnovillo@redhat.com>
352 * tree-ssa-structalias.c (could_have_pointers): Tidy.
353 (get_constraint_for): Likewise.
354 (do_structure_copy): Likewise.
355 (find_func_aliases): Fix references to MODIFY_EXPR.
356 (intra_create_variable_infos): Tidy.
357 * tree-ssa-operands.c (add_virtual_operand): Add argument
359 When adding members of alias sets, if IS_CALL_SITE is true and
360 the symbol is not call-clobbered, skip it.
363 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
365 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
366 entry by means of emit_insn_at_entry.
368 2007-03-02 Richard Henderson <rth@redhat.com>
370 * expr.h (promoted_input_arg): Remove decl.
371 * function.c (promoted_input_arg): Merge into ...
372 * combine.c (setup_incoming_promotions): ... only caller.
373 Rearrange to avoid double loop.
375 2007-03-02 Ben Elliston <bje@au.ibm.com>
376 Peter Bergner <bergner@vnet.ibm.com>
377 Janis Johnson <janis187@us.ibm.com>
379 * config/rs6000/dfp.md: New file.
380 * config/rs6000/rs6000.md: Include dfp.md.
381 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
382 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
383 and TDmode decimal float modes in FP registers.
384 (num_insns_constant): Likewise.
385 (rs6000_legitimate_offset_address_p): Likewise.
386 (rs6000_legitimize_address): Likewise.
387 (rs6000_legitimize_reload_address): Likewise.
388 (rs6000_legitimate_address): Likewise.
389 (rs6000_emit_move): Likewise.
390 (function_arg_boundary): Likewise.
391 (function_arg_advance): Likewise.
392 (rs6000_darwin64_record_arg_recurse): Likewise.
393 (function_arg): Likewise.
394 (rs6000_gimplify_va_arg): Likewise.
395 (rs6000_split_multireg_move): Likewise.
396 (rs6000_output_function_epilogue): Likewise.
397 (rs6000_output_function_epilogue): Likewise.
398 (rs6000_register_move_cost): Likewise.
399 (rs6000_function_value): Likewise.
400 (rs6000_libcall_value): Likewise.
402 2007-03-02 Richard Sandiford <richard@codesourcery.com>
404 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
406 2007-03-02 Richard Sandiford <richard@codesourcery.com>
408 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
409 Use $MULTIDIR to choose between the kernel and RTP headers,
410 and use $WIND_BASE and $WIND_USR to locate them.
412 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
414 * config/i386/i386.c (override_options): Put initialization of
415 ix86_tune_mask and ix86_arch_mask to the correct place.
417 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
418 Michael Meissner <michael.meissner@amd.com>
421 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
423 (TARGET_CMOVE): Use ARCHMASK.
424 (TARGET_CMPXCHG): Ditto.
425 (TARGET_CMPXCHG8B): Ditto.
426 (TARGET_XADD): Ditto.
427 (TARGET_BSWAP): Ditto.
428 * config/i386/i386.c (ix86_tune_mask): New global variable.
429 (ix86_arch_mask): Ditto.
430 (override_options): Initialize ix86_tune_mask and
431 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
434 2007-03-02 Ben Elliston <bje@au.ibm.com>
437 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
439 2007-03-02 Joseph Myers <joseph@codesourcery.com>
441 * target.h (init_dwarf_reg_sizes_extra): New target hook.
442 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
443 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
444 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
446 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
447 rs6000_init_dwarf_reg_sizes_extra): New.
448 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
449 SPE register high parts.
451 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
453 * Makefile.in: Add install-pdf target as
454 copied from automake v1.10 rules.
455 * configure.ac: Add install-pdf to target list.
456 * configure: Regenerate.
458 2007-03-01 Paul Brook <paul@codesourcery.com>
460 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
461 modes to LDRD for DImode.
462 (output_move_double): Fixup out of range ldrd/strd.
463 (vfp_secondary_reload_class): Rename...
464 (coproc_secondary_reload_class): ... to this. Add wb argument.
465 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
466 coproc_secondary_reload_class for CLASS_IWMMXT.
467 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
468 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
470 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
472 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
473 factor by the estimated number of iterations.
474 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
477 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
478 decode_caches_intel, detect_caches_intel): New functions.
479 (host_detect_local_cpu): Use detect_caches_amd and
482 2007-03-01 Richard Henderson <rth@redhat.com>
484 * expr.c (emit_move_complex_push): Export.
485 (emit_move_complex_parts): Split out from ...
486 (emit_move_complex): ... here.
487 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
488 * config/i386/i386.md (movcdi): New.
490 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
492 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
493 size of mode1 to check for tieable modes in MMX case.
495 2007-03-01 Richard Sandiford <richard@codesourcery.com>
497 * Makefile.in (rtlanal.o): Depend on tree.h.
498 * rtl.h (offset_within_section_p, split_const): Declare.
499 * rtlanal.c: Include tree.h.
500 (offset_within_block_p): New function, taken from
501 mips_offset_within_object_p.
502 (split_const): New function, taken from mips_split_const.
503 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
505 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
506 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
507 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
508 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
509 (m68k_illegitimate_symbolic_constant_p): New function.
510 * config/m68k/m68k.md (movsi): Remove misleading predicates.
511 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
512 symbolic constant that might be outside the symbol's section,
513 move the symbol first and then add the offset.
514 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
516 * config/mips/mips.c (mips_split_const): Delete.
517 (mips_offset_within_object_p): Delete.
518 (mips_symbolic_constant_p): Use offset_within_section_p and
519 split_const instead of mips_offset_within_object_p and
521 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
522 (mips_legitimize_const_move, print_operand_reloc)
523 (mips_dangerous_for_la25_p): Use split_const instead of
526 2007-02-28 Eric Christopher <echristo@apple.com>
528 * Makefile.in (install-include-dir): Don't rm -rf include.
530 2007-02-28 Richard Guenther <rguenther@suse.de>
533 * fold-const.c (fold_binary): Do not associate expressions
534 with more than one variable for integer types that do not wrap.
536 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
538 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
539 Delete, and replace with...
540 (fold_builtin_call_array): This. Update callers to use it.
541 * fold-const.c (fold_build_call_list): Delete, and replace with...
542 (fold_build_call_array): This.
543 (fold_build_call_list_initializer): Delete, and replace with...
544 (fold_build_call_array_initializer): This.
545 * tree.h: Update declarations to reflect above changes.
547 * c-typeck.c (build_function_call): Store converted arguments
548 in a stack-allocated array instead of building a list.
549 (convert_arguments): Store arguments in the array passed in as an
550 argument, and return the actual number of arguments.
551 * c-format.c: (check_function_format): Pass arguments in an
552 array instead of a list.
553 * c-common.c (check_function_nonnull): Likewise.
554 (check_function_sentinel): Likewise.
555 (check_function_arguments): Likewise.
556 * c-common.h: Update declarations to reflect above changes.
558 2007-02-28 Jan Hubicka <jh@suse.cz>
560 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
561 PRED_NEGATIVE_RETURN): Update outcomes.
563 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
565 * calls.c (emit_library_call_value_1): Handle partial registers
566 correctly when building up CALL_INSN_FUNCTION_USAGE.
568 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
570 * pa/predicates.md (move_src_operand): Allow zero for mode.
571 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
574 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
577 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
578 *movv2df_internal): Enable pattern only for valid operand
580 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
581 tie only 128bit modes. For MMX registers, tie only 64bit modes.
583 2007-02-27 Mike Stump <mrs@apple.com>
585 * config/darwin-crt3.c: Avoid compilation when compiling for a
588 2007-02-27 Joseph Myers <joseph@codesourcery.com>
590 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
592 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
593 for fixed headers and limits.h.
594 (install-include-dir, install-headers-tar, install-headers-cpio,
595 install-headers-cp, real-install-headers-tar,
596 real-install-headers-cpio, real-install-headers-cp): Handle
597 include-fixed as well as include.
598 (install-mkheaders): Don't install files that go only in include
600 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
601 from GCC_INCLUDE_DIR.
602 * gcc.c (process_command): Remove special -BstageN/ handling.
603 (do_spec_1): Add include-fixed directories.
605 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
607 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
609 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
611 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
614 2007-02-27 Mark Mitchell <mark@codesourcery.com>
616 * c-common.c (get_priority): Add check for
617 SUPPORTS_INIT_PRIORITY.
619 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
621 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
623 * config/bfin/bfin.c: Include "cfglayout.h".
624 (MAX_LSETUP_DISTANCE): New macro.
625 (struct loop_info): New members incoming, incoming_src and
626 incoming_dest. Delete member predecessor.
627 (length_for_loop): New function.
628 (bfin_optimize_loop): Handle more different loop structures.
629 (bfin_discover_loop): Rework detection of predecessor blocks by
630 examining incoming edges.
631 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
633 (bfin_reorder_loops): New function.
634 (bfin_reorg_loops): Use these three new functions.
636 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
637 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
638 (CONSTRAINT_LEN): Add entry for 'q'.
639 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
641 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
642 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
644 * config/bfin/bfin.md (add_with_carry): New pattern.
645 (s_or_u, su_optab, su_modifier): New code macros/attrs.
646 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
647 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
648 support unsigned multiplies too. Removed incorrect commutativity from
649 operand 1 constraint where appropriate.
650 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
652 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
653 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
655 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
656 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
657 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
658 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
659 usmulhisi_hh_huh): New patterns.
661 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
662 lshifthi3): Fix output template to use half reg for operand 2.
664 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
667 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
669 2007-02-27 Andreas Schwab <schwab@suse.de>
671 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
673 2007-02-27 Jan Hubicka <jh@suse.cz>
675 * predict.c (last_basic_block_p): Remove.
676 (tree_estimate_probability): Update return heuristic for commonized
679 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
681 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
683 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
685 * doc/include/gcc-common.texi (versionsubtitle): New macro.
686 * doc/cpp.texi: Standardize title page.
687 * doc/cppinternals.texi: Likewise.
688 * doc/gcc.texi: Standardize title page, remove version number
690 * doc/gccint.texi: Likewise.
691 * doc/install.texi: Standardize title page, add table of
694 2007-02-26 Jan Hubicka <jh@suse.cz>
696 * predict.def: Set outcomes according to more recent results.
697 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
698 Remove dead predictors.
699 * predict.c (return_prediction): Fix pasto.
701 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
703 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
704 change; avoid a memory leak when returning early.
706 2007-02-26 Mark Mitchell <mark@codesourcery.com>
708 * c-decl.c (static_ctors): Move to c-common.c.
709 (static_dtors): Likewise.
710 (finish_function): Use c_record_cdtor_fn.
711 (build_cdtor): Move to c-common.c.
712 (c_write_global_declarations): Use c_build_cdtor_fns.
713 * c-common.h (static_ctors): Declare.
714 (static_dtors): Likewise.
715 (c_record_cdtor_fn): Likewise.
716 (c_build_cdtor_fns): Likewise.
717 * c-common.c (static_ctors): New variable.
718 (static_dtors): Likewise.
719 (c_record_cdtor_fn): New function.
720 (build_cdtor): Move from c-decl.c
721 (c_build_cdtor_fns): New function.
723 * output.h (assemble_addr_to_section): Declare.
724 (get_cdtor_priority_section): Likewise.
725 * varasm.c (assemble_addr_to_section): New function.
726 (get_cdtor_priority_section): Likewise.
727 (default_named_section_asm_out_destructor): Use them.
728 (destor_dtor_section_asm_out_destructor): Likewise.
729 (default_named_section_asm_out_constructor): Likewise.
730 (default_ctor_section_asm_out_constructor): Likewise.
731 * config.gcc (*-*-vxworks*): Include vxworks.o.
732 * config/t-vxworks (vxworks.o): New target.
733 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
734 (TARGET_ASM_CONSTRUCTOR): Define.
735 (TARGET_ASM_DESTRUCTOR): Likewise.
736 (vxworks_asm_out_constructor): Declare.
737 (vxworks_asm_out_destructor): Likewise.
739 * c-common.c (get_priority): Check that we have not just an
740 INTEGER_CST, but an integer constant with integeral type.
742 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
744 PR tree-optimization/30938
745 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
746 use &dt[nargs-1] instead of &dt[nargs] in the call to
747 vect_is_simple_use().
749 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
751 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
752 from register elimination as PRE_MODIFY / POST_MODIFY increments.
753 Do not attempt to handle MEM inside auto-inc expressions.
754 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
755 of a register modified by an auto-inc expression. However, do handle
756 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
757 (elimination_effects): Prohibit elimination of a register modified
758 by an auto-inc expression. Disable register elimination rules whose
759 target register is modified by an auto-inc expression with variable
762 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
764 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
766 (array_at_struct_end_p): New function.
767 (idx_infer_loop_bounds): Use it.
768 (estimate_numbers_of_iterations_loop): Export.
769 * predict.c (predict_loops): Use estimated_loop_iterations_int.
770 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
771 (tree_estimate_probability): Call record_loop_exits.
772 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
773 (estimated_loop_iterations, estimated_loop_iterations_int,
774 estimated_loop_iterations_tree): New functions.
775 (analyze_siv_subscript_cst_affine,
776 compute_overlap_steps_for_affine_1_2,
777 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
778 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
779 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
780 (PRED_LOOP_ITERATIONS_GUESSED): New.
781 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
782 * cfgloop.h (estimate_numbers_of_iterations_loop,
783 estimated_loop_iterations_int): Declare.
785 2007-02-25 Mark Mitchell <mark@codesourcery.com>
787 * doc/extend.texi: Document optional priority argument to
788 constructors and destructors.
789 * tree.c (init_priority_for_decl): Adjust GTY markers.
790 (init_ttree): Use priority-info hash functions for
791 init_priority_for_decl.
792 (tree_map_eq): Rename to ...
793 (tree_map_base_eq): ... this.
794 (tree_map_marked_p): Rename to ...
795 (tree_map_base_marked_p): ... this.
796 (tree_map_base_hash): New function.
797 (decl_init_priority_lookup): Rework.
798 (decl_fini_priority_lookup): New function.
799 (decl_priority_info): New function.
800 (decl_init_priority_insert): Use it.
801 (decl_fini_priority_insert): Likewise.
802 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
804 (decl_restrict_base_insert): Likewise.
805 (decl_debug_expr_insert): Likewise.
806 (decl_value_expr_lookup): Likewise.
807 (decl_value_expr_insert): Likewise.
808 * tree.h (priority_type): New type.
809 (decl_init_priority_lookup): Use priority_type.
810 (decl_fini_priority_lookup): New function.
811 (decl_init_priority_insert): Use priority_type.
812 (decl_fini_priority_insert): New function.
813 (DECL_HAS_INIT_PRIORITY): Tweak comments.
814 (DECL_INIT_PRIORITY): Likewise.
815 (SET_DECL_INIT_PRIORITY): Add comment.
816 (DECL_FINI_PRIORITY): New macro.
817 (SET_DECL_FINI_PRIORITY): Likewise.
818 (DEFAULT_INIT_PRIORITY): Document.
819 (MAX_INIT_PRIORITY): Likewise.
820 (MAX_RESERVED_INIT_PRIORITY): Likewise.
821 (tree_map_base): New type.
822 (tree_map_base_eq): New function.
823 (tree_map_base_hash): Likewise.
824 (tree_map_base_marked_p): Likewise.
825 (tree_map): Inherit from tree_map_base.
826 (tree_map_eq): Make it a macro.
827 (tree_map_marked_p): Likewise.
828 (tree_int_map): Inherit from tree_map_base.
829 (tree_int_map_eq): Make it a macro.
830 (tree_int_map_hash): Likewise.
831 (tree_int_map_marked_p): Likewise.
832 (tree_priority_map): New type.
833 (tree_priority_map_eq): New macro.
834 (tree_priority_map_hash): Likewise.
835 (tree_priority_map_marked_p): Likewise.
836 * varasm.c (emults_decl): Adjust for refactoring of tree_map
838 (emutls_common_1): Likewise.
839 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
840 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
841 of tree_map hierarchy.
842 * tree-cfg.c (move_stmt_r): Likewise.
843 (new_label_mapper): Likewise.
844 * c-tree.h (c_expand_body): Move to ...
845 * c-common.h (c_expand_body): ... here.
846 * c-decl.c (c_expand_body): Move to ...
847 * c-common.c (c_expand_body): ... here.
848 (c_common_attribute_table): Allow 1 argument for the constructor
849 and destructor attributes.
850 (get_priority): New function.
851 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
852 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
854 2007-02-24 Jan Hubicka <jh@suse.cz>
857 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
859 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
860 Jan Hubicka <jh@suse.cz>
863 * i386.c (counter_mode): New function.
864 (expand_set_or_movmem_via_loop): Use it.
865 (expand_movmem_epilogue): Likewise; fix pasto.
866 (ix86_expand_movmem): Do emit guard even for constant counts.
867 (ix86_expand_setmem): Likewise.
869 2007-02-25 Nick Clifton <nickc@redhat.com>
871 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
872 (JUMP_TABLES_IN_TEXT_SECTION): Define.
874 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
877 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
878 count argument with 0x10, not with 0x16.
879 (expand_setmem_epilogue): Ditto.
881 2007-02-24 Mike Stump <mrs@apple.com>
883 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
886 2007-02-24 Richard Guenther <rguenther@suse.de>
889 * fold-const.c (fold_binary): Fold x +- CST op x for
892 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
894 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
896 2007-02-24 Jan Hubicka <jh@suse.cz>
898 * cgraphunit.c (decide_is_function_needed): Honor
899 -fkeep-inline-functions.
901 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
903 * builtins.c (fold_builtin_modf): New.
904 (fold_builtin_2): Use it.
906 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
908 * loop-iv.c (implies_p): Detect additional cases where A implies B.
909 (determine_max_iter): Take additional LOOP arg; all callers changed.
910 Lose broken logic dealing with PLUS. Try to limit the upper bound by
911 one using simplifications.
912 (simplify_using_initial_values): Return if the expression becomes
913 invalid due to altered regs.
915 2007-02-23 DJ Delorie <dj@redhat.com>
917 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
919 2007-02-23 Mike Stump <mrs@apple.com>
921 * tlink.c (scan_linker_output): Parse linker messages from
922 darwin9's linker better.
924 2007-02-23 Steve Ellcey <sje@cup.hp.com>
927 * varpool.c (varpool_assemble_pending_decls): Set
928 varpool_last_needed_node to null.
930 2007-02-23 DJ Delorie <dj@redhat.com>
932 * config/i386/i386.c (ix86_data_alignment): Don't specify an
933 alignment bigger than the object file can handle.
935 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
939 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
940 (*movsf_1): Penalize MMX moves.
942 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
944 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
945 2^32-1 or more times unless flag_unsafe_loop_optimizations.
947 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
949 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
951 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
952 (fold_builtin_1): Use them.
953 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
954 BUILT_IN_SIGNIFICAND.
956 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
958 * config/i386/i386.c (bdesc_1arg): Initialize
959 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
960 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
961 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
962 and IX86_BUILTIN_MOVSLDUP.
964 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
966 PR rtl-optimization/30841
967 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
969 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
971 * builtins.c (fold_builtin_frexp): New.
972 (fold_builtin_2): Use it.
974 2007-02-22 Mark Mitchell <mark@codesourcery.com>
976 * doc/invoke.texi (Spec Files): Document getenv spec function.
978 * gcc.c (getenv_spec_function): New function.
979 (static_spec_functions): Add it.
980 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
981 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
984 2007-02-22 Michael Matz <matz@suse.de
987 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
988 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
990 2007-02-22 Ian Lance Taylor <iant@google.com>
993 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
994 (mem_loc_descriptor): Call it.
996 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
997 Ira Rosen <irar@il.ibm.com>
999 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
1001 2007-02-22 Ira Rosen <irar@il.ibm.com>
1003 PR tree-optimization/30843
1004 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
1005 stores only after all the group is vectorized.
1007 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
1009 PR tree-optimization/30858
1010 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
1011 in the reduction cycle have a single use in the loop.
1012 * tree-vectorizer.h (relevant): Add documentation.
1014 2007-02-20 Mike Stump <mrs@apple.com>
1016 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
1017 * configure: Regenerate.
1019 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1021 Change the defaults of some parameters and options.
1022 * config/spu/spu-protos.h (spu_optimization_options): Declare.
1023 * config/spu/spu.c (spu_optimization_options): Add.
1024 (spu_override_options): Change params in spu_optimization_options.
1025 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
1027 Register 127 is only 16 byte aligned when used as a frame pointer.
1028 * config/spu/spu-protos.h (spu_init_expanders): Declare.
1029 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
1030 HARD_FRAME_POINTER_REGNUM.
1031 (spu_legitimate_address): Use regno_aligned_for_reload.
1032 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
1033 aligned when frame_pointer_needed is true.
1034 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
1036 * config/spu/spu.h (INIT_EXPANDERS): Define.
1038 Make sure shift and rotate instructions have valid immediate operands.
1039 * config/spu/predicates.md (spu_shift_operand): Remove.
1040 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
1041 * config/spu/constraints.md (W, O): Extend range.
1042 * config/spu/spu.md (umask, nmask): Define.
1043 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
1044 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
1045 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
1046 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
1047 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
1048 (lshr<mode>3_reg): Fix rtl description.
1050 Make sure mulhisi immediate operands are valid.
1051 * config/spu/predicates.md (imm_K_operand): Add.
1052 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
1054 Generate constants using fsmbi and andi.
1055 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
1056 (print_operand, spu_split_immediate, classify_immediate,
1057 fsmbi_const_p): Handle IC_FSMBI2.
1059 Correctly handle a CONST_VECTOR containing symbols.
1060 * config/spu/spu.c (print_operand): Handle HIGH correctly.
1061 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
1062 (immediate_load_p): Allow symbols that use 2 instructions to create.
1063 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
1064 with symbols when flag_pic is set.
1065 (const_vector_immediate_p): New.
1066 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
1067 accept a CONST_VECTOR with symbols.
1068 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
1069 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
1071 * config/spu/spu.md (high, low): Delete.
1072 (low_<mode>): Define.
1074 Remove INTRmode and INTR_REGNUM, which didn't work.
1075 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
1077 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
1078 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
1079 peephole2 pattern): Don't use INTR or 131.
1080 (movintrcc): Delete.
1081 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
1082 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
1083 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
1084 (UNSPEC_SET_INTR): Add.
1085 * config/spu/spu-modes.def (INTR): Remove.
1087 More accurate warnings about run-time relocations.
1088 * config/spu/spu.c (reloc_diagnostic): Test in_section.
1090 Correctly warn about immediate arguments to specific intrinsics.
1091 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
1092 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
1093 the instruction predicate.
1095 Fix tree check errors with latest update.
1096 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
1098 (spu_expand_builtin): Use CALL_EXPR_FN.
1100 Add missing specific intrinsics.
1101 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
1103 * config/spu/spu_internals.h: Ditto.
1105 Fix incorrect operand modifiers.
1106 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
1107 * config/spu/spu.md (xor<mode>3): Change %S to %J.
1109 Optimize one case of zero_extend of a vec_select.
1110 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
1112 Accept any immediate for hbr.
1113 * config/spu/spu.md (hbr): Change s constraints to i.
1115 2007-02-21 Paul Brook <paul@codesourcery.com>
1117 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
1118 condexec_count when skipping USE and CLOBBER.
1120 2007-02-21 Nick Clifton <nickc@redhat.com>
1122 * common.opt (Warray-bounds): Add Warning attribute.
1123 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
1125 (fsized-zeroes): Add Optimization attribute.
1126 (fsplit-wide-types, ftree-scev-cprop): Likewise.
1127 * c.opt (Wc++0x-compat): Add Warning attribute.
1129 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1132 * reload1.c (eliminate_regs_in_insn): In the single_set special
1133 case, attempt to re-recognize the insn before falling back to
1134 having reload fix it up.
1136 2007-02-20 Eric Christopher <echristo@gmail.com>
1138 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
1139 Rewrite accordingly.
1140 (frv_read_iacc_argument): Ditto.
1141 (frv_expand_set_builtin): Take a call instead of arglist, update for
1143 (frv_expand_unop_builtin): Ditto.
1144 (frv_expand_binop_builtin): Ditto.
1145 (frv_expand_cut_builtin): Ditto.
1146 (frv_expand_binopimm_builtin): Ditto.
1147 (frv_expand_voidbinop_builtin): Ditto.
1148 (frv_expand_int_void2arg): Ditto.
1149 (frv_expand_prefetches): Ditto.
1150 (frv_expand_voidtriop_builtin): Ditto.
1151 (frv_expand_voidaccop_builtin): Ditto.
1152 (frv_expand_load_builtin): Ditto.
1153 (frv_expand_store_builtin): Ditto.
1154 (frv_expand_mdpackh_builtin): Ditto.
1155 (frv_expand_mclracc_builtin): Ditto.
1156 (frv_expand_mrdacc_builtin): Ditto.
1157 (frv_expand_mwtacc_builtin): Ditto.
1158 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
1161 2007-02-20 Janis Johnson <janis187@us.ibm.com>
1163 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
1164 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
1166 (HAVE_GAS_DFP): Check for assembler support of decimal floating
1168 * configure: Regenerate.
1169 * config.in: Regenerate.
1170 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
1171 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
1172 masks to power6 and power6x and to POWERPC_MASKS.
1173 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1175 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
1176 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
1177 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1178 Access PROTOTYPE as variable, not mask.
1180 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1182 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
1183 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
1184 * combine.c (adjust_for_new_dest): Use it.
1185 * postreload.c (reload_combine): Likewise.
1187 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
1189 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
1190 notes on an insn with multiple sets, even if single_set returns
1191 non-NULL for that insn.
1193 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1195 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
1198 2007-02-20 Geoffrey Keating <geoffk@apple.com>
1200 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
1201 if user didn't pass it.
1202 * config/i386/darwin.h (CC1_SPEC): Likewise.
1203 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
1204 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
1205 -mmacosx-version-min.
1207 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1208 Uros Bizjak <ubizjak@gmail.com>
1210 * optabs.h (enum optab_index): Add new OTI_scalb.
1211 (scalb_optab): Define corresponding macro.
1212 * optabs.c (init_optabs): Initialize scalb_optab.
1213 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
1215 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
1216 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
1217 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
1218 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
1219 flag_unsafe_math_optimizations is set.
1221 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
1222 to implement scalbf, scalb and scalbl built-ins as inline x87
1225 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1226 DJ Delorie <dj@redhat.com>
1229 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
1230 (diagnostic_report_diagnostic): ... here, and turn them into real
1231 errors. If warnings are inhibited, no need to do anything.
1233 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
1235 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
1236 better code generation.
1238 2007-02-20 Ben Elliston <bje@au.ibm.com>
1240 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
1242 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
1244 * config/alpha/alpha.c, config/alpha/alpha.md,
1245 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
1246 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
1247 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
1248 config/arm/lib1funcs.asm: Follow spelling conventions.
1250 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
1251 config/fr30/fr30.md, config/i386/i386.h,
1252 config/iq2000/iq2000.h, config/iq2000/predicates.md,
1253 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
1254 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
1255 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
1256 config/rs6000/altivec.md, config/rs6000/rs6000.c,
1257 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
1258 config/sparc/sparc.c, config/sparc/sparc.h,
1259 config/sparc/sparc.md, config/spu/constraints.md,
1260 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
1263 2007-02-20 Alan Modra <amodra@bigpond.net.au>
1266 * varasm.c (use_blocks_for_decl_p): Return false for decls with
1269 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1271 * doc/invoke.texi (-ftree-lrs): Remove.
1273 2007-02-19 Diego Novillo <dnovillo@redhat.com>
1275 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
1278 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
1280 * config/ia64/ia64.c (ia64_expand_builtin): Use the
1281 new CALL_EXPR_FN macro for retrieving the function
1282 declaration of the input expression.
1284 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1286 * c.opt (Waddress): New.
1287 * common.opt (Walways-true): Delete.
1288 (Wstring-literal-comparison): Delete.
1289 * doc/invoke.texi (Warning Options): Delete -Walways-true and
1290 -Wstring-literal-comparison. Add -Waddress.
1292 (Walways-true): Delete.
1293 (Wstring-literal-comparison): Delete.
1294 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
1295 consistently instead of -Walways-true in example.
1296 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
1297 * c-typeck.c (parser_build_binary_op): Replace
1298 -Wstring-literal-comparison and -Walways-true with -Waddress.
1299 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
1302 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1304 * tree-cfg.c (dump_function_to_file): Be prepared for functions
1305 without DECL_STRUCT_FUNCTION initialized.
1307 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
1309 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
1310 due to calls to functions taking pointers as parameters.
1312 2007-02-19 Richard Henderson <rth@redhat.com>
1315 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
1318 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
1320 * config/s390/s390.c (s390_call_saved_register_used,
1321 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
1322 accessed to the new scheme.
1324 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1326 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
1327 (cris_print_index, cris_print_operand, cris_print_operand_address)
1328 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
1329 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
1330 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
1332 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
1333 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
1334 GO_IF_LEGITIMATE_ADDRESS): Ditto.
1335 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
1336 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
1337 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
1338 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
1339 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
1340 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
1341 (uminsi3, call, call_value): Ditto.
1342 (define_split: indir_to_reg_split, unnamed): Ditto.
1344 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
1346 PR tree-optimization/30975
1347 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
1350 2007-02-18 Eric Christopher <echristo@gmail.com>
1352 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
1353 Remove use of arglist.
1354 (mips_expand_builtin): Remove use of arglist, pass in expr.
1355 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
1356 (mips_expand_builtin_movtf): Ditto.
1357 (mips_expand_builtin_compare): Ditto.
1359 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1361 * tree-sra.c (sra_build_assignment): Replace assertion
1362 checking with a comment explaining why it can't be done.
1364 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1367 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
1368 during CALL_EXPR representation conversion.
1369 * tree-ssa-propagate.c (set_rhs): Likewise.
1371 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
1373 * tree-sra.c (sra_build_assignment): Disable assertion checking
1376 2007-02-18 Roger Sayle <roger@eyesopen.com>
1378 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
1379 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1380 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
1382 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
1383 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
1384 gimplify_init_ctor_eval_range, gimple_push_cleanup,
1385 gimplify_omp_for, gimplify_omp_atomic_pipeline,
1386 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
1387 force_gimple_operand): Likewise.
1388 * ipa-cp.c (constant_val_insert): Likewise.
1389 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
1390 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
1391 perfect_nestify): Likewise.
1392 * langhooks.c (lhd_omp_assignment): Likewise.
1393 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
1394 lower_copyprivate_clauses, lower_send_clauses,
1395 lower_send_shared_vars, expand_parallel_call,
1396 expand_omp_for_generic, expand_omp_for_static_nochunk,
1397 expand_omp_for_static_chunk, expand_omp_sections,
1398 lower_omp_single_copy, lower_omp_for_lastprivate,
1399 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
1400 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1401 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
1404 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
1406 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
1407 config/sh/sh.md: Follow spelling conventions.
1409 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
1410 config/frv/predicates.md: Follow spelling conventions.
1412 * config/m68k/linux-unwind.h: Fix a comment typo.
1413 * target.h: Follow spelling conventions.
1415 2007-02-18 Roger Sayle <roger@eyesopen.com>
1417 PR rtl-optimization/28173
1418 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
1419 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
1420 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
1421 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
1422 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
1424 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1426 * builtins.c (fold_builtin_load_exponent): New.
1427 (fold_builtin_2): Use it.
1429 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
1431 PR rtl-optimization/30773
1432 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
1433 if we fail to attach a REG_EQUIV note.
1435 2007-02-18 David Edelsohn <edelsohn@gnu.org>
1436 Roger Sayle <roger@eyesopen.com>
1438 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
1440 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
1442 * calls.c (initialize_argument_information): Pass original EXP
1443 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
1444 code to split complex arguments here, as part of initializing the
1446 (expand_call): Remove code that builds a list of arguments and
1447 inserts implicit arguments into it. Instead, just count how many
1448 implicit arguments there will be so we can determine the size of
1449 the ARGS array, and let initialize_argument_information do the work.
1450 (split_complex_values): Delete unused function.
1452 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1454 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
1456 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
1458 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
1459 for arg pointer based indexed addressing.
1461 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1463 * config/ia64/ia64.h, config/ia64/ia64.md,
1464 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
1465 spelling conventions.
1467 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1469 * config/m68k/m68k.c (split_di): New.
1470 * config/m68k/m68k-protos.h: Declare split_di.
1471 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
1472 Improve predicate handling and split constant shifts.
1474 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1476 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
1477 parameter for register bitfield operations, general predicates
1480 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1482 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
1483 * config/m68k/linux-unwind.h: New file.
1485 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1487 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
1488 config/i386/athlon.md, config/ia64/ia64.md,
1489 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
1490 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
1491 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
1492 tree-ssa-loop-niter.c, tree-vect-analyze.c,
1493 tree-vect-transform.c: Fix comment typos.
1495 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
1497 * sched-deps.c (find_insn_list): Remove.
1498 * sched-int.h: Remove the prototype for find_insn_list.
1500 2007-02-16 Geoffrey Keating <geoffk@apple.com>
1502 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
1504 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
1505 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
1506 darwin_rs6000_override_options.
1507 (C_COMMON_OVERRIDE_OPTIONS): Expect
1508 darwin_macosx_version_min to be non-NULL always.
1509 (TARGET_C99_FUNCTIONS): Likewise.
1510 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
1511 (DARWIN_MINVERSION_SPEC): New.
1512 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
1513 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
1515 (DARWIN_MINVERSION_SPEC): New.
1516 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
1518 * config/darwin-c.c (darwin_cpp_builtins): Expect
1519 darwin_macosx_version_min to be non-NULL always.
1521 * config/rs6000/rs6000.c: Clean up trailing whitespace.
1523 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.h (x86_use_xchgb): New.
1526 (TARGET_USE_XCHGB): New macro.
1527 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
1528 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1529 Split after reload into bswaphi for shifts of 8.
1530 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1531 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1532 or when optimizing for size.
1534 2007-02-16 Richard Guenther <rguenther@suse.de>
1535 Christian Bruel <christian.bruel@st.com>
1537 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1538 DECLs but prefer SSA_NAMEs over DECLs.
1540 2007-02-16 Richard Guenther <rguenther@suse.de>
1542 * tree-flow-inline.h (single_imm_use_p): Remove.
1543 (zero_imm_uses_p): Likewise.
1544 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1545 instead of single_imm_use_p.
1546 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1549 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1552 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1553 nested double- and backquotes.
1555 2007-02-15 Roger Sayle <roger@eyesopen.com>
1558 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1559 should be unreachable.
1560 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1561 For the time being redirect GIMPLE_MODIFY_STMT to the new
1562 (renamed) build_gimple_modify_stmt_stat.
1563 (build2_gimple_stat): Rename to...
1564 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1565 Always build a GIMPLE_MODIFY_STMT node.
1566 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1567 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1570 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1571 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1572 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1573 expand_complex_div_wide): Likewise.
1574 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1575 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1576 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1577 * tree-ssa-loop-manip.c (create_iv): Likewise.
1578 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1579 abs_replacement): Likewise.
1580 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1581 realify_fake_stores): Likewise.
1583 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1584 node rather than a GIMPLE_MODIFY_STMT node.
1585 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1586 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1588 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1589 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1592 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1595 * fold-const.c (fold_comparison): Add back the
1596 folding of constant complex comparisions.
1598 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1601 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1602 effects unknown to this function, return early.
1604 2007-02-15 Ian Lance Taylor <iant@google.com>
1606 * lower-subreg.c (move_eh_region_note): New static function.
1607 (resolve_simple_move): Call it.
1608 (decompose_multiword_subregs): Track blocks for which we resolve a
1609 simple move which is also a control flow insn. Pass them to
1610 find_many_sub_basic_blocks.
1611 (pass_lower_subreg): Add TODO_verify_flow.
1612 (pass_lower_subreg2): Likewise.
1614 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1615 Brooks Moses <brooks.moses@codesourcery.com>
1616 Lee Millward <lee.millward@codesourcery.com>
1618 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1619 (VL_EXP_CLASS_P): New.
1620 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1622 (TREE_OPERAND_CHECK_CODE): Likewise.
1623 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1624 (TREE_RTL_OPERAND_CHECK): Likewise.
1625 (tree_operand_check_failed): Make second parameter the whole tree
1626 instead of its code. Fixed callers.
1627 (VL_EXP_CHECK): New.
1628 (TREE_OPERAND_LENGTH): New.
1629 (VL_EXP_OPERAND_LENGTH): New.
1630 (CALL_EXPR_FN): New.
1631 (CALL_EXPR_STATIC_CHAIN): New.
1632 (CALL_EXPR_ARGS): New.
1633 (CALL_EXPR_ARG): New.
1634 (call_expr_nargs): New.
1635 (CALL_EXPR_ARGP): New.
1636 (build_nt_call_list): Declare.
1637 (build_vl_exp_stat): Declare.
1638 (build_vl_exp): New.
1639 (build_call_list): Declare.
1640 (build_call_nary): Declare.
1641 (build_call_valist): Declare.
1642 (build_call_array): Declare.
1643 (call_expr_arg): Declare.
1644 (call_expr_argp): Declare.
1645 (call_expr_arglist): Declare.
1646 (fold_build_call_list): Declare.
1647 (fold_build_call_list_initializer): Declare.
1648 (fold_call_expr): Declare to replace fold_builtin.
1649 (fold_builtin_fputs): Update to agree with modified definition.
1650 (fold_builtin_strcpy): Likewise.
1651 (fold_builtin_strncpy): Likewise.
1652 (fold_builtin_memory_chk): Likewise.
1653 (fold_builtin_stxcpy_chk): Likewise.
1654 (fold_builtin_strncpy_chk): Likewise.
1655 (fold_builtin_next_arg): Likewise.
1656 (fold_build_call_expr): Declare.
1657 (fold_builtin_call_list): Declare.
1658 (fold_builtin_call_valist): Declare.
1659 (build_call_expr): Declare.
1660 (validate_arglist): Update to agree with modified definition.
1661 (tree_operand_length): New.
1662 (call_expr_arg_iterator): New.
1663 (init_call_expr_arg_iterator): New.
1664 (next_call_expr_arg): New.
1665 (first_call_expr_arg): New.
1666 (more_call_expr_args_p): New.
1667 (FOR_EACH_CALL_EXPR_ARG): New.
1669 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1670 and tcc_gimple_stmt.
1671 (tree_code_size): Update documentation. Use sizeof (tree) rather
1672 than sizeof (char *).
1673 (tree_size): Likewise. Add case for tcc_vl_exp.
1674 (tree_node_structure): Add case for tcc_vl_exp.
1675 (contains_placeholder_p): Likewise.
1676 (substitute_in_expr): Likewise.
1677 (substitute_placeholder_in_expr): Likewise.
1678 (stabilize_reference_1): Likewise.
1679 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1680 to diagnose breakage of this interface for constructing CALL_EXPRs.
1681 (build_nt): Add similar assertion here.
1682 (build_nt_call_list): New.
1683 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1684 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1686 (get_callee_fndecl): Use new CALL_EXPR accessors.
1687 (tree_operand_check_failed): Change parameters to pass entire node
1688 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1689 (process_call_operands): New.
1690 (build_vl_exp_stat): New.
1691 (build_call_list): New.
1692 (build_call_nary): New.
1693 (build_call_valist): New.
1694 (build_call_array): New.
1695 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1696 (call_expr_arglist): New.
1698 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1699 tcc_vl_exp instead of a fixed-size tcc_expression.
1701 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1702 accessors for CALL_EXPRs.
1703 (AGGR_INIT_EXPR): Likewise.
1705 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1706 Brooks Moses <brooks.moses@codesourcery.com>
1707 Lee Millward <lee.millward@codesourcery.com>
1709 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1710 (expand_builtin_nonlocal_goto): Change parameter to be entire
1711 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1712 (expand_builtin_prefetch): Likewise.
1713 (expand_builtin_classify_type): Likewise.
1714 (mathfn_built_in): Return NULL_TREE instead of 0.
1715 (expand_errno_check): Use new CALL_EXPR accessors.
1716 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1717 Return NULL_RTX instead of 0.
1718 (expand_builtin_mathfn_2): Likewise.
1719 (expand_builtin_mathfn_3): Likewise.
1720 (expand_builtin_interclass_mathfn): Likewise.
1721 (expand_builtin_sincos): Likewise.
1722 (expand_builtin_cexpi): Likewise.
1723 (expand_builtin_int_roundingfn): Likewise.
1724 (expand_builtin_int_roundingfn_2): Likewise.
1725 (expand_builtin_pow): Likewise.
1726 (expand_builtin_powi): Likewise.
1727 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1728 of arglist, fixing callers appropriately. Use new CALL_EXPR
1729 accessors and constructors. Return NULL_RTX instead of 0.
1730 (expand_builtin_strstr): Likewise.
1731 (expand_builtin_strchr): Likewise.
1732 (expand_builtin_strrchr): Likewise.
1733 (expand_builtin_strpbrk): Likewise.
1734 (expand_builtin_memcpy): Likewise.
1735 (expand_builtin_mempcpy): Likewise.
1736 (expand_builtin_mempcpy_args): New.
1737 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1738 (expand_builtin_memmove_args): New.
1739 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1740 (expand_movstr): Likewise.
1741 (expand_builtin_strcpy): Likewise.
1742 (expand_builtin_strcpy_args): New.
1743 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1744 (expand_builtin_strncpy): Likewise.
1745 (expand_builtin_memset): Likewise.
1746 (expand_builtin_memset_args): New.
1747 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1748 (expand_builtin_memcmp): Likewise.
1749 (expand_builtin_strcmp): Likewise.
1750 (expand_builtin_strncmp): Likewise.
1751 (expand_builtin_strcat): Likewise.
1752 (expand_builtin_strncat): Likewise.
1753 (expand_builtin_strspn): Likewise.
1754 (expand_builtin_strcspn): Likewise.
1755 (expand_builtin_args_info): Likewise.
1756 (expand_builtin_va_start): Likewise.
1757 (gimplify_va_arg_expr): Likewise.
1758 (expand_builtin_va_end): Likewise.
1759 (expand_builtin_va_copy): Likewise.
1760 (expand_builtin_frame_address): Likewise.
1761 (expand_builtin_alloca): Likewise.
1762 (expand_builtin_bswap): Likewise.
1763 (expand_builtin_unop): Likewise.
1764 (expand_builtin_fputs): Likewise.
1765 (expand_builtin_expect): Likewise.
1766 (expand_builtin_fabs): Likewise.
1767 (expand_builtin_copysign): Likewise.
1768 (expand_builtin_printf): Likewise.
1769 (expand_builtin_fprintf): Likewise.
1770 (expand_builtin_sprintf): Likewise.
1771 (expand_builtin_init_trampoline): Likewise.
1772 (expand_builtin_signbit): Likewise.
1773 (expand_builtin_fork_or_exec): Likewise.
1774 (expand_builtin_sync_operation): Likewise.
1775 (expand_builtin_compare_and_swap): Likewise.
1776 (expand_builtin_lock_test_and_set): Likewise.
1777 (expand_builtin_lock_release): Likewise.
1778 (expand_builtin): Likewise.
1779 (builtin_mathfn_code): Likewise.
1781 (fold_builtin_constant_p): Pass call arguments individually instead
1782 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1783 accessors and constructors. Return NULL_TREE instead of 0.
1784 (fold_builtin_expect): Likewise.
1785 (fold_builtin_classify_type): Likewise.
1786 (fold_builtin_strlen): Likewise.
1787 (fold_builtin_nan): Likewise.
1788 (integer_valued_real_p): Likewise.
1789 (fold_trunc_transparent_mathfn): Likewise.
1790 (fold_fixed_mathfn): Likewise.
1791 (fold_builtin_cabs): Likewise.
1792 (fold_builtin_sqrt): Likewise.
1793 (fold_builtin_cbrt): Likewise.
1794 (fold_builtin_cos): Likewise.
1795 (fold_builtin_cosh): Likewise.
1796 (fold_builtin_tan): Likewise.
1797 (fold_builtin_sincos): Likewise.
1798 (fold_builtin_cexp): Likewise.
1799 (fold_builtin_trunc): Likewise.
1800 (fold_builtin_floor): Likewise.
1801 (fold_builtin_ceil): Likewise.
1802 (fold_builtin_round): Likewise.
1803 (fold_builtin_int_roundingfn): Likewise.
1804 (fold_builtin_bitop): Likewise.
1805 (fold_builtin_bswap): Likewise.
1806 (fold_builtin_logarithm): Likewise.
1807 (fold_builtin_hypot): Likewise.
1808 (fold_builtin_pow): Likewise.
1809 (fold_builtin_powi): Likewise.
1810 (fold_builtin_exponent): Likewise.
1811 (fold_builtin_memset): Likewise.
1812 (fold_builtin_bzero): Likewise.
1813 (fold_builtin_memory_op): Likewise.
1814 (fold_builtin_bcopy): Deleted; call site changed to invoke
1815 fold_builtin_memory_op directly.
1816 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1817 (fold_builtin_strncpy): Likewise.
1818 (fold_builtin_memcmp): Likewise.
1819 (fold_builtin_strcmp): Likewise.
1820 (fold_builtin_strncmp): Likewise.
1821 (fold_builtin_signbit): Likewise.
1822 (fold_builtin_copysign): Likewise.
1823 (fold_builtin_isascii): Likewise.
1824 (fold_builtin_toascii): Likewise.
1825 (fold_builtin_isdigit): Likewise.
1826 (fold_builtin_fabs): Likewise.
1827 (fold_builtin_abs): Likewise.
1828 (fold_builtin_fmin_fmax): Likewise.
1829 (fold_builtin_carg): Likewise.
1830 (fold_builtin_classify): Likewise.
1831 (fold_builtin_unordered_cmp): Likewise.
1833 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1834 New functions split out from fold_builtin_1.
1835 (fold_builtin_n): New.
1836 (fold_builtin_varargs): New.
1837 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1839 (fold_call_expr): New.
1840 (build_function_call_expr): Rewrite to use new helper function.
1841 (fold_builtin_call_list): New.
1842 (build_call_expr): New.
1843 (fold_builtin_call_valist): New.
1844 (rewrite_call_expr): New.
1845 (validate_arg): New.
1846 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1847 of an arglist. Change return type to bool. Use new CALL_EXPR
1850 (fold_builtin_strstr): Pass call arguments individually instead
1851 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1852 accessors and constructors. Return NULL_TREE instead of 0.
1853 (fold_builtin_strchr): Likewise.
1854 (fold_builtin_strrchr): Likewise.
1855 (fold_builtin_strpbrk): Likewise.
1856 (fold_builtin_strcat): Likewise.
1857 (fold_builtin_strncat): Likewise.
1858 (fold_builtin_strspn): Likewise.
1859 (fold_builtin_strcspn): Likewise.
1860 (fold_builtin_fputs): Likewise.
1861 (fold_builtin_next_arg): Likewise.
1862 (fold_builtin_sprintf): Likewise.
1864 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1865 NULL_RTX instead of 0.
1866 (expand_builtin_memory_chk): Likewise.
1867 (maybe_emit_chk_warning): Likewise.
1868 (maybe_emit_sprintf_chk_warning): Likewise.
1870 (fold_builtin_object_size): Pass call arguments individually instead
1871 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1872 accessors and constructors. Return NULL_TREE instead of 0.
1873 (fold_builtin_memory_chk): Likewise.
1874 (fold_builtin_stxcpy_chk): Likewise.
1875 (fold_builtin_strncpy_chk): Likewise.
1876 (fold_builtin_strcat_chk): Likewise.
1877 (fold_builtin_strcat_chk): Likewise.
1878 (fold_builtin_strncat_chk): Likewise.
1879 (fold_builtin_sprintf_chk): Likewise.
1880 (fold_builtin_snprintf_chk): Likewise.
1881 (fold_builtin_printf): Likewise.
1882 (fold_builtin_vprintf): Likewise.
1884 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1886 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1887 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1888 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1889 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1890 (fold_unary): Likewise.
1891 (fold_binary): Likewise.
1892 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1893 ternary expressions.
1894 (fold): Add logic for tcc_vl_exp.
1895 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1896 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1897 (fold_build3_stat): Add assertion to flag broken interface for
1898 constructing CALL_EXPRs.
1899 (fold_build_call_list): New.
1900 (fold_build_call_list_initializer): New.
1901 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1903 (fold_strip_sign_ops): Likewise.
1905 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1906 Brooks Moses <brooks.moses@codesourcery.com>
1907 Lee Millward <lee.millward@codesourcery.com>
1909 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1910 accessors and dump arguments explicitly.
1912 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1914 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1916 (print_call_name): Use new CALL_EXPR accessors.
1918 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1919 CALL_EXPR arguments explicitly instead of as a list. Use
1920 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1922 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1923 (vrp_visit_stmt): Likewise.
1925 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1926 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1928 (force_move_till_expr): Likewise.
1930 * targhooks.c (default_external_stack_protect_fail): Use
1931 build_call_expr instead of build_function_call_expr.
1932 (default_hidden_stack_protect_fail): Likewise.
1934 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1937 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1938 and walk arguments explicitly.
1940 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1941 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1942 (expand_simple_operations): Likewise.
1943 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1945 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1946 of TREE_CODE_LENGTH.
1947 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1949 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1950 instead of TREE_CODE_LENGTH.
1952 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1953 (tree_ic_transform): Likewise.
1954 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1955 parameter instead of arglist. Fix callers.
1956 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1957 (tree_stringops_transform): Likewise.
1958 (tree_indirect_call_to_profile): Likewise.
1959 (tree_stringops_values_to_profile): Likewise.
1961 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1962 (eliminate_tail_call): Likewise.
1964 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1966 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1967 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1969 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1971 * omp-low.c (build_omp_barrier): Use build_call_expr.
1972 (lower_rec_input_clauses): Likewise.
1973 (lower_reduction_clauses): Likewise.
1974 (expand_parallel_call): Likewise.
1975 (maybe_catch_exception): Likewise.
1976 (expand_omp_for_generic): Likewise.
1977 (expand_omp_for_static_nochunk): Likewise.
1978 (expand_omp_sections): Likewise.
1979 (lower_omp_single_simple): Likewise.
1980 (lower_omp_single_copy): Likewise.
1981 (lower_omp_master): Likewise.
1982 (lower_omp_ordered): Likewise.
1983 (lower_omp_critical): Likewise.
1985 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1986 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1988 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1989 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1990 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1992 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1993 and generalize to handle any number of operands.
1994 (chrec_contains_undetermined): Likewise.
1995 (tree_contains_chrecs): Likewise.
1996 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1998 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
2000 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
2001 fold_call_expr instead of fold_builtin.
2002 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
2003 match declarations there.
2004 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
2007 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
2008 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2010 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
2011 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
2013 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
2016 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
2017 (execute_cse_sincos): Use new CALL_EXPR accessors.
2019 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
2021 * gimple-low.c (lower_function_body): Use build_call_expr.
2022 (lower_builtin_setjmp): Likewise.
2024 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
2025 (set_storage_via_libcall): Likewise.
2026 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
2027 instead of TREE_CODE_LENGTH.
2028 (expand_expr_real_1): Use new CALL_EXPR accessors.
2030 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
2031 generalize to handle any number of operands.
2032 (TB_parent_eq): Likewise.
2034 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
2035 (strip_builtin_expect): Likewise.
2037 * function.c (gimplify_parameters): Use build_call_expr.
2039 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
2040 instead of TREE_CODE_LENGTH.
2042 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
2043 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
2045 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
2048 * gimplify.c (build_stack_save_restore): Use build_call_expr.
2049 (gimplify_decl_expr): Likewise.
2050 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
2051 Use new CALL_EXPR iterators.
2052 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
2053 (gimplify_modify_expr_to_memset): Likewise.
2054 (gimplify_variable_sized_compare): Likewise.
2055 (gimplify_omp_atomic_fetch_op): Likewise.
2056 (gimplify_omp_atomic_pipeline): Likewise.
2057 (gimplify_omp_atomic_mutex): Likewise.
2058 (gimplify_function_tree): Likewise.
2060 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
2061 (call_expr_flags): Likewise.
2062 (expand_call): Likewise.
2064 * except.c (expand_builtin_eh_return_data_regno): Pass entire
2065 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2068 * coverage.c (create_coverage): Use build_call_expr.
2070 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
2071 (temp_call_expr_obstack): New.
2072 (pool_copy_list): Delete.
2073 (temp_copy_call_expr): New.
2074 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
2075 CALL_EXPR accessors. Get rid of special goo for copying argument
2076 lists and use temp_copy_call_expr instead.
2077 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
2078 CALL_EXPR accessors.
2079 (create_expression_by_pieces): Likewise. Use build_call_array
2080 to construct the result instead of fold_build3.
2081 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
2082 dealing with argument lists.
2083 (init_pre): Remove references to expression_node_pool and
2084 list_node_pool. Init temp_call_expr_obstack instead.
2085 (fini_pre): Remove references to expression_node_pool and
2088 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
2089 and walk arguments explicitly instead of as a list.
2091 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
2092 (mx_register_decls): Likewise.
2093 (mudflap_register_call): Likewise.
2094 (mudflap_finish_file): Likewise.
2096 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
2097 (ipa_callsite_compute_param): Likewise.
2099 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
2100 accessors and constructor.
2102 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
2103 accessors and constructor.
2104 (convert_tramp_reference): Likewise.
2105 (convert_call_expr): Likewise.
2106 (finalize_nesting_tree_1): Likewise.
2108 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
2111 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
2113 * tree-inline.c (initialize_inlined_parameters): Pass entire
2114 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
2116 (estimate_num_insns_1): Use new CALL_EXPR accessors.
2117 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
2119 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
2120 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2121 (vectorizable_reduction): Likewise.
2122 (vectorizable_call): Use new CALL_EXPR iterators.
2123 (vectorizable_conversion): Use build_call_expr.
2124 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
2125 (vect_gen_widened_results_half): Use build_call_expr.
2126 (vect_setup_realignment): Likewise.
2127 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
2129 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
2130 (pass_through_call): Likewise.
2131 (compute_object_sizes): Likewise. Use fold_call_expr instead of
2134 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
2135 (tree_gen_pow2_profiler): Likewise.
2136 (tree_gen_one_value_profiler): Likewise.
2137 (tree_gen_ic_func_profiler): Likewise.
2138 (tree_gen_average_profiler): Likewise.
2139 (tree_gen_ior_profiler): Likewise.
2141 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
2142 (find_func_aliases): Use new CALL_EXPR accessors. Add case
2143 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
2145 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
2146 of TREE_CODE_LENGTH.
2148 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
2149 of TREE_CODE_LENGTH.
2151 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
2153 (convert_to_integer): Likewise.
2155 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
2158 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2159 Brooks Moses <brooks.moses@codesourcery.com>
2160 Lee Millward <lee.millward@codesourcery.com>
2162 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
2164 * config/frv/frv.c (frv_expand_builtin): Likewise.
2165 * config/s390/s390.c (s390_expand_builtin): Likewise.
2167 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
2168 (sparc_expand_builtin): Use new CALL_EXPR accessors.
2170 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
2171 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
2172 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
2173 (ix86_expand_store_builtin): Likewise.
2174 (ix86_expand_unop_builtin): Likewise.
2175 (ix86_expand_unop1_builtin): Likewise.
2176 (ix86_expand_sse_compare): Likewise.
2177 (ix86_expand_sse_comi): Likewise.
2178 (ix86_expand_vec_init_builtin): Likewise.
2179 (ix86_expand_vec_ext_builtin): Likewise.
2180 (ix86_expand_vec_set_builtin): Likewise.
2181 (ix86_expand_builtin): Use new CALL_EXPR accessors.
2183 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
2184 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2186 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
2187 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2188 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
2190 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
2192 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2193 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
2194 arglist. Use new CALL_EXPR accessors. Fix callers.
2195 (altivec_expand_abs_builtin): Likewise.
2196 (rs6000_expand_binop_builtin): Likewise.
2197 (altivec_expand_predicate_builtin): Likewise.
2198 (altivec_expand_lv_builtin): Likewise.
2199 (spe_expand_stv_builtin): Likewise.
2200 (altivec_expand_stv_builtin): Likewise.
2201 (rs6000_expand_ternop_builtin): Likewise.
2202 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
2203 (altivec_expand_st_builtin): Likewise.
2204 (altivec_expand_dst_builtin): Likewise.
2205 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
2206 arglist. Use new CALL_EXPR accessors. Fix callers.
2207 (altivec_expand_vec_set_builtin): Likewise.
2208 (altivec_expand_vec_ext_builtin): Likewise.
2209 (altivec_expand_builtin): Use new CALL_EXPR accessors.
2210 (spe_expand_builtin): Likewise.
2211 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
2212 arglist. Use new CALL_EXPR accessors. Fix callers.
2213 (spe_expand_evsel_builtin): Likewise.
2214 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
2215 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
2217 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
2218 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2219 (arm_expand_unop_builtin): Likewise.
2220 (arm_expand_builtin): Use new CALL_EXPR accessors.
2222 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
2225 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
2226 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
2227 (bfin_expand_unop_builtin): Likewise.
2228 (bfin_expand_builtin): Use new CALL_EXPR accessors.
2230 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
2231 Brooks Moses <brooks.moses@codesourcery.com>
2232 Lee Millward <lee.millward@codesourcery.com>
2234 * c-semantics.c (build_stmt): Add internal diagnostic check.
2236 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
2237 accessors. Print arguments explicitly instead of as a list.
2239 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
2241 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
2242 (c_finish_omp_flish): Likewise.
2244 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
2245 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
2246 instead of TREE_CODE_LENGTH.
2247 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
2248 (c_warn_unused_result): Likewise.
2250 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2253 * doc/invoke.texi (Warning Options): Remove
2254 -Werror-implicit-function-declaration.
2255 (Wimplicit-function-declaration): Update description.
2256 * opts.c (common_handle_option): Move handling of -Werror=* to...
2257 (enable_warning_as_error): ...here.
2258 * opts.h (enable_warning_as_error): Declare.
2259 * c-decl.c (implicit_decl_warning): Unless
2260 -Wno-implicit-function-declaration is given, emit a pedwarn if
2261 -std=c99 or emit a warning if -Wimplicit-function-declaration.
2262 * c.opt (Wimplicit-function-declaration): Replace
2263 mesg_implicit_function_declaration with
2264 warn_implicit_function_declaration.
2265 * c-opts.c (c_common_handle_option):
2266 -Werror-implicit-function-declaration is exactly equal as
2267 -Werror=implicit-function-declaration.
2268 (set_Wimplicit): Replace mesg_implicit_function_declaration with
2269 warn_implicit_function_declaration.
2270 (c_common_post_options): -Wimplict-function-declaration is enabled
2271 by default by -std=c99, otherwise is disabled by default.
2272 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
2274 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2276 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
2277 DECL on the rhs to a DECL on the lhs for debug info purposes if the
2278 former is ignored but not the latter.
2280 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
2282 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
2283 is made and the reference doesn't use the alias set of its type,
2284 do not create the temporary using that type.
2286 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
2288 * jump.c: Remove prototypes for delete_computation and
2289 delete_prior_computation.
2291 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2293 * jump.c (get_label_after): Delete.
2294 (get_label_before, delete_computation, delete_jump,
2295 delete_prior_computation, follow_jumps): Move...
2296 * reorg.c (delete_computation, delete_prior_computation): ... here...
2297 (get_label_before, delete_jump): ... making these static ...
2298 (follow_jumps): ... and simplifying this since it only runs after
2300 * rtl.h (get_label_after, get_label_before, delete_jump,
2301 follow_jumps): Delete prototypes.
2303 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
2305 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
2307 2007-02-15 Nick Clifton <nickc@redhat.com>
2309 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
2310 order to prevent it from being munged by the target.
2312 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
2314 * config/i386/i386.md: Remove misleading comment.
2316 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2318 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
2319 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
2322 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2324 * tree-sra.c (instantiate_missing_elements): Canonicalize
2326 (sra_build_assignment): New.
2327 (generate_copy_inout, generate_element_copy,
2328 generate_element_zero, generate_one_element_init): Use it.
2330 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2332 * tree-sra.c (instantiate_missing_elements): Canonicalize
2334 (sra_build_assignment): New.
2335 (generate_copy_inout, generate_element_copy,
2336 generate_element_zero, generate_one_element_init): Use it.
2338 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
2340 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
2343 2007-02-14 Joseph Myers <joseph@codesourcery.com>
2345 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
2346 types as aggregates not scalars.
2347 * function.c (assign_stack_temp_for_type): Likewise.
2349 2007-02-14 Roger Sayle <roger@eyesopen.com>
2350 Zdenek Dvorak <dvorakz@suse.cz>
2352 * tree-dump.c (dump_switch_p_1): Require exact match of the option
2355 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
2357 * passes.c (next_pass_1): Clear the next field of the copied
2360 2007-02-14 Richard Henderson <rth@redhat.com>
2362 * tree-sra.c (early_sra): New.
2363 (decl_can_be_decomposed_p): Deny va_list if early_sra.
2364 (tree_sra_early, pass_sra_early): New.
2365 * tree-pass.h (pass_sra_early): Declare.
2366 * passes.c (init_optimization_passes): Use it.
2368 2007-02-14 Richard Guenther <rguenther@suse.de>
2370 * flags.h (issue_strict_overflow_warning): Convert to a macro.
2372 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
2374 PR tree-optimization/30771
2375 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
2377 (vect_analyze_operations): Induction phis can now be marked as
2379 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
2380 Update documentation accordingly.
2382 2007-02-14 Nick Clifton <nickc@redhat.com>
2384 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
2385 most 3 arguments are supported.
2386 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
2388 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
2390 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
2391 Ensure dst->current is valid.
2393 2007-02-13 Paul Brook <paul@codesourcery.com>
2395 * config.gcc: Add arm*-*-uclinux-*eabi.
2396 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2397 (SUBTARGET_EXTRA_LINK_SPEC): Define.
2398 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
2399 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
2400 (LINK_SPEC): Define.
2402 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
2404 * config/arm/uclinux-eabi.h: New file.
2405 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
2406 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
2409 2007-02-13 Ian Lance Taylor <iant@google.com>
2411 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
2412 * flags.h (warn_strict_overflow): Declare.
2413 (enum warn_strict_overflow_code): Define.
2414 (issue_strict_overflow_warning): New static inline function.
2415 * opts.c (warn_strict_overflow): New variable.
2416 (common_handle_option): Handle OPT_Wstrict_overflow and
2417 OPT_Wstrict_overflow_.
2418 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
2420 * fold-const.c: Include intl.h.
2421 (fold_deferring_overflow_warnings): New static variable.
2422 (fold_deferred_overflow_warning): New static variable.
2423 (fold_deferred_overflow_code): New static variable.
2424 (fold_defer_overflow_warnings): New function.
2425 (fold_undefer_overflow_warnings): New function.
2426 (fold_undefer_and_ignore_overflow_warnings): New function.
2427 (fold_deferring_overflow_warnings_p): New function.
2428 (fold_overflow_warning): New static function.
2429 (make_range): Add strict_overflow_p parameter. Change all
2431 (extract_muldiv, extract_muldiv_1): Likewise.
2432 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
2433 tree_expr_nonnegative_p.
2434 (fold_negate_expr): Call fold_overflow_warning.
2435 (fold_range_test): Likewise.
2436 (fold_comparison): Likewise.
2437 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
2438 instead of tree_expr_nonnegative_p.
2439 (tree_expr_nonnegative_warnv_p): Rename from
2440 tree_expr_nonnegative_p, add strict_overflow_p parameter.
2441 (tree_expr_nonnegative_p): New function.
2442 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
2443 strict_overflow_p parameter.
2444 (tree_expr_nonzero_p): New function.
2445 * passes.c (verify_interpass_invariants): New static function.
2446 (execute_one_pass): Call it.
2447 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
2449 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
2450 (estimate_numbers_of_iterations): Likewise.
2451 (scev_probably_wraps_p): Likewise.
2452 * tree-ssa-ccp.c: Include "toplev.h".
2453 (evaluate_stmt): Defer fold overflow warnings until we know we are
2455 (struct fold_stmt_r_data): Add stmt field.
2456 (fold_stmt_r): Defer fold overflow warnings until we know we
2458 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
2459 (fold_stmt_inplace): Likewise.
2460 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
2461 (cleanup_control_expr_graph): Defer fold overflow warnings until
2462 we know we are going to optimize.
2463 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2464 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
2466 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2467 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
2468 * tree-ssa-loop-manip.c (create_iv): Likewise.
2469 * c-typeck.c (build_conditional_expr): Likewise.
2470 (build_binary_op): Likewise.
2471 * tree-vrp.c (vrp_expr_computes_nonzero): Call
2472 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
2473 (extract_range_from_unary_expr): Likewise.
2474 * simplify-rtx.c (simplify_const_relational_operation): Warn when
2475 assuming that signed overflow does not occur.
2476 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
2477 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
2478 (fold_defer_overflow_warnings): Declare.
2479 (fold_undefer_overflow_warnings): Declare.
2480 (fold_undefer_and_ignore_overflow_warnings): Declare.
2481 (fold_deferring_overflow_warnings_p): Declare.
2482 (tree_expr_nonzero_warnv_p): Declare.
2483 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
2485 (Warning Options): Document -Wstrict-overflow.
2486 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
2487 (tree-ssa-ccp.o): Likewise.
2488 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
2489 (fold-const.o): Depend on intl.h.
2491 2007-02-13 Ian Lance Taylor <iant@google.com>
2494 * lower-subreg.c (resolve_simple_move): Decompose subregs in
2497 2007-02-13 Stuart Hastings <stuart@apple.com>
2499 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
2501 2007-02-13 Richard Henderson <rth@redhat.com>
2503 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
2504 handled_component_p before looking for the indirect_ref.
2506 2007-02-13 Richard Henderson <rth@redhat.com>
2508 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
2509 remove flags clobber.
2510 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
2511 (bswaphi_lowpart): New.
2512 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
2513 remove TARGET_BSWAP test. Delete expander of the same name.
2515 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
2516 (expand_unop): Use them.
2518 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
2520 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
2521 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
2522 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
2523 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
2524 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
2525 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
2526 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
2527 assembler dialect choice from asm templates.
2529 2007-02-12 Richard Henderson <rth@redhat.com>
2531 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2532 (fixuns_trunc<SSEMODEF>si2): Use it.
2533 * config/i386/sse.md (vec_setv4sf_0): Export.
2534 * config/i386/i386.c (ix86_build_const_vector): Export.
2535 (ix86_split_convert_uns_si_sse): Rename from
2536 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2537 * config/i386/i386-protos.h: Update.
2539 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2542 * c-typeck.c (c_finish_return): Improve warning message.
2544 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2546 * alias.c (find_symbolic_term): Delete unused function.
2548 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2551 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2552 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2554 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2556 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2557 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2558 the function, temporarily point the debug interface to the null one.
2560 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2562 * dwarf2out.c (round_up_to_align): New static function.
2563 (field_byte_offset): Use it to round the offset.
2565 2007-02-12 Richard Henderson <rth@redhat.com>
2567 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2568 (inswl_const): Export.
2570 2007-02-12 Richard Henderson <rth@redhat.com>
2572 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2573 result mode of the libcall, convert back to outmode.
2575 2007-02-12 Roger Sayle <roger@eyesopen.com>
2577 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2578 (bswapdi2): New define_expand to implement 32-bit implementation.
2580 2007-02-12 Nick Clifton <nickc@redhat.com>
2582 * doc/invoke.texi (Overall Options): Document --help=.
2583 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2584 (cc1_options): Pass --help= on to cc1.
2585 (display_help): Add description of --help=.
2586 (process_command): Add code to handle --help=. Allow translated
2587 --help and --target-help switches to be passed on to compiler
2589 (main): Remove unused if statement.
2590 * opts.c (columns): Remove.
2591 (LEFT_COLUMN): Define.
2592 (wrap_help): Add columns argument.
2593 (print_filtered_help): Change parameters to be an include bitmask,
2594 an exclude bitmask, an any bitmask and the column width. Move the
2595 code to display the params list here. Add code to display the
2596 status of options rather than their descriptions if the quiet flag
2598 (print_specific_help): Change parameters to be an include bitmask,
2599 an exclude bitmask and an any bitmask. Move code to look up the
2600 column width here. Decide upon the title for an options listing.
2601 (common_handle_options): Add code to handle --help=. Adapt code
2602 for --help and --target-help to use the revised form of the
2603 print_specific_help function.
2604 (print_help): Delete.
2605 (print_param_help): Delete.
2606 (print_switch): Delete.
2607 * opts.h (cl_lang_count): Add prototype.
2608 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2609 CL_MAX_OPTION_CLASS): New defines.
2610 * optc-gen.awk: Add construction of cl_lang_count.
2611 * c.opt: Add Warning attribute to warning options and Optimization
2612 attribute to optimization options.
2613 * common.opt: Likewise.
2615 Add -fhelp and -ftarget-help as aliases for the transformed --help
2616 and --target-help options.
2617 * opt-functions.awk: Add code to handle Warning and Optimization
2620 2007-02-12 Richard Henderson <rth@redhat.com>
2622 * config/alpha/constraints.md: New file.
2623 * config/alpha/alpha.c: Include tm-constrs.h.
2624 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2625 alpha_extra_constraint): Remove.
2626 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2627 * config/alpha/alpha-protos.h: Update.
2628 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2629 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2630 (EXTRA_CONSTRAINT): Remove.
2631 * config/alpha/alpha.md: Include constraints.md.
2632 (adddi splitter): Use satisfies_constraint_*.
2633 * config/alpha/predicates.md (add_operand): Likewise.
2634 (sext_add_operand, addition_operation): Likewise.
2636 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2638 PR tree-optimization/29145
2639 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2640 in our handling of restrict qualified pointers.
2642 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2645 * doc/invoke.texi (Wunused-value): Update description.
2646 (Wextra): Delete item.
2647 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2648 value of Wunused-value.
2649 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2650 (c_finish_stmt_expr): Don't check extra_warnings.
2651 (emit_side_effect_warnings): The caller is responsible to check
2654 2007-02-11 Roger Sayle <roger@eyesopen.com>
2655 Matt Thomas <matt@3am-software.com>
2657 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2659 2007-02-11 Roger Sayle <roger@eyesopen.com>
2661 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2662 comparisons of POPCOUNT against zero.
2663 (simplify_const_relational_operation): Likewise.
2665 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2667 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2669 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2671 * dwarf2out.c (root_type): Delete unused function.
2673 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2675 * genattrtab.c (contained_in_p): Delete unused function.
2676 (write_expr_attr_cache): Likewise.
2678 2007-02-11 Jan Hubicka <jh@suse.cz>
2680 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2683 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2685 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2686 to add the REG_EQ* note.
2687 * see.c (see_merge_one_use_extension): Likewise.
2688 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2689 turn REG_EQUAL notes into REG_EQUIV notes if the target
2690 register may have more than one set.
2691 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2692 * gcse.c (try_replace_reg): Likewise.
2693 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2694 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2695 more than one REG_EQUIV note.
2696 * reload1.c (gen_reload): Use set_unique_reg_note.
2698 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2700 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2701 (ix86_builtin_conversion): New function.
2703 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2706 * tree.h (DECL_REPLACEABLE_P): New macro.
2707 * except.c (set_nothrow_function_flags): Likewise.
2709 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2710 Ira Rosen <irar@il.ibm.com>
2711 Dorit Nuzman <dorit@il.ibm.com>
2713 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2714 * targhooks.c (default_builtin_vectorized_conversion): New.
2715 * targhooks.h (default_builtin_vectorized_function): New declaration.
2716 * target.h (struct vectorize): Add builtin_conversion field.
2717 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2718 stmt_vec_info_type value.
2719 (vectorizable_conversion): New declaration.
2720 * tree-vect-analyze.c (vect_analyze_operations): Add
2721 vectorizable_conversion call.
2722 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2723 * tree-vect-transform.c (vectorizable_conversion): New function.
2724 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2725 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2727 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2728 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2729 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2730 or ALTIVEC_BUILTIN_VCFSX.
2732 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2735 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2736 CONST_DOUBLE and operand 0 is a hard register.
2737 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2738 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2739 is a hard floating-point register.
2741 2007-02-10 Richard Henderson <rth@redhat.com>
2742 Jakub Jelinek <jakub@redhat.com>
2743 Alexandre Oliva <aoliva@redhat.com>
2745 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2746 * builtin-types.def (BT_WORD): Make unsigned.
2747 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2748 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2749 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2750 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2751 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2752 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2754 * expr.c (emutls_var_address): New.
2755 (expand_expr_real_1): Expand emulated tls.
2756 (expand_expr_addr_expr_1): Likewise.
2757 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2758 * output.h (emutls_finish): Declare.
2759 * toplev.c (compile_file): Call it.
2760 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2761 address before wrapping in CONST.
2762 * varasm.c (emutls_htab, emutls_object_type): New.
2763 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2764 (get_emutls_object_name, get_emutls_object_type): New.
2765 (get_emutls_init_templ_addr, emutls_decl): New.
2766 (emutls_common_1, emutls_finish): New.
2767 (assemble_variable): When emulating tls, swap decls; generate
2768 constructor for the emutls objects.
2769 (do_assemble_alias): When emulating tls, swap decl and target name.
2770 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2772 * varpool.c (decide_is_variable_needed): Look at force_output.
2773 Recurse for emulated tls.
2774 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2775 with decide_is_variable_needed.
2776 * emutls.c: New file.
2777 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2778 tls_object for real tls.
2780 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2782 PR rtl-optimization/29599
2783 * reload1.c (eliminate_regs_in_insn): Take the destination
2784 mode into account when computing the offset.
2786 2007-02-09 Stuart Hastings <stuart@apple.com>
2787 Richard Henderson <rth@redhat.com>
2789 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2790 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2791 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2792 fixuns_truncdfhi2): New.
2793 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2794 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2795 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2796 (floatunssidf2): Allow nonimmediate source.
2797 * gcc/config/i386/sse.md (movdi_to_sse): New.
2798 (vec_concatv2di): Drop '*'.
2799 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2800 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2801 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2803 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2804 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2805 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2806 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2807 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2808 ix86_build_const_vector.
2809 (x86_emit_floatuns): Rewrite.
2811 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2813 * genautomata.c (longest_path_length): Delete unused function.
2814 (struct state): Delete unused longest_path_length.
2815 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2816 (get_free_state): Delete unused.
2818 2007-02-09 Jan Hubicka <jh@suse.cz>
2820 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2821 * doc/invoke.texi (inline-unit-growth): Update default value.
2823 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2824 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2825 (rebuild_cgraph_edges): Likewise.
2826 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2827 (dump_cgraph_node): Dump frequencies.
2828 (cgraph_clone_edge): Add frequency scales.
2829 (cgraph_clone_node): Add freuqnecy.
2830 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2831 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2832 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2833 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2834 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2835 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2836 (save_inline_function_body): Likewise.
2837 * ipa-inline.c: inluce rtl.h
2838 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2839 (cgraph_edge_badness): Use frequencies.
2840 (cgraph_decide_recursive_inlining): Update clonning.
2841 (cgraph_decide_inlining_of_small_function): Dump frequency.
2842 * predict.c (estimate_bb_frequencies): Export.
2843 * predict.h (estimate_bb_frequencies): Declare.
2844 * tree-inline.c (copy_bb): Watch overflows.
2845 (expand_call_inline): Update call of cgraph_create_edge.
2846 (optimize_inline_calls): Use TODO flags to update frequnecies.
2847 * passes.h: Include predict.h
2848 (init_optimization_passes): Move profile ahead.
2849 (execute_function_todo): Handle TODO_rebuild_frequencies.
2851 2007-02-09 Roger Sayle <roger@eyesopen.com>
2853 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2854 the insbl or inswl pattern into a register.
2856 2007-02-09 Roger Sayle <roger@eyesopen.com>
2858 * config/ia64/ia64.md (bswapdi2): New define_insn.
2860 2007-02-09 Richard Henderson <rth@redhat.com>
2862 * config/i386/constraints.md (Ym): New constraint.
2863 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2864 (movdi_1_rex64): Split sse and xmm general register moves from
2865 memory move alternatives. Use conditional register constraints.
2866 (movsf_1, movdf_integer): Likewise.
2867 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2868 (movdf_integer_rex64): New.
2869 (pushsf_rex64): Fix output constraints.
2870 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2871 (sse2_stored): Likewise.
2872 (sse2_storeq_rex64): New.
2873 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2874 amd and not generic.
2875 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2876 for optimize_size. Remove SF/DFmode hack.
2878 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2880 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2883 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2884 Richard Sandiford <richard@codesourcery.com>
2886 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2887 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2888 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2889 m68k/t-mlib to tmake_file.
2890 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2891 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2892 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2893 Allow it to be cf or m68k. Set m68k_arch_family. If that
2894 variable is not empty, add t-$m68k_arch_family to tmake_file.
2895 Add t-mlibs to tmake_file.
2896 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2897 * config/m68k/t-cf: New file.
2898 * config/m68k/t-m68k: Likewise.
2899 * config/m68k/t-mlibs: Likewise.
2900 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2901 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2902 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2903 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2904 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2906 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2907 (INSTALL_LIBGCC): Delete.
2908 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2909 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2910 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2911 (M68K_MLIB_CPU): Define.
2912 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2913 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2914 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2916 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2917 Richard Guenther <rguenther@suse.de>
2920 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2921 against INT_MIN/INT_MAX.
2922 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2923 file if a loop is removed.
2925 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2927 * calls.c (store_one_arg): Pass correct alignment to
2928 emit_push_insn for non-BLKmode values.
2929 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2930 unaligned stack slot via a suitably aligned slot.
2932 2007-02-08 DJ Delorie <dj@redhat.com>
2934 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2936 (legal_subregs): Use unsigned char, make const.
2937 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2939 2007-02-08 Paul Brook <paul@codesourcery.com>
2941 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2942 special interworking needed.
2944 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2946 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2947 conditional to __SSE2__.
2948 (Entries below should have been added to first ChangeLog
2949 entry for amdfam10 dated 2007-02-05)
2950 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2952 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2954 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2957 2007-02-08 DJ Delorie <dj@redhat.com>
2959 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2960 * config/m32c/m32c.c (legal_subregs): New.
2961 (m32c_illegal_subreg_p): New.
2962 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2963 unsupported subregs of hard regs.
2965 2007-02-08 Jan Hubicka <jh@suse.cz>
2967 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2968 the same one; always update histograms.
2970 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2972 * passes.c (init_optimization_passes): Tidy comment.
2974 2007-02-08 Roger Sayle <roger@eyesopen.com>
2976 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2977 strip zero_extend, bswap and rotates from POCOUNT's argument.
2978 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2979 zero_extend and rotates from PARITY's argument.
2980 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2981 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2982 of an integer constant at compile-time.
2984 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2987 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2989 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2992 * tree-ssa-live.c (remove_unused_locals): Do not remove
2993 TREE_ADDRESSABLE variables.
2994 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2995 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2996 FOR_CLOBBER. Update all users.
2997 If VAR has an associated alias set, add a virtual operand for
2998 it if no alias is found to conflict with the memory reference.
3000 2007-02-07 Jan Hubicka <jh@suse.cz>
3001 Robert Kidd <rkidd@crhc.uiuc.edu>
3003 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
3005 2007-02-07 Ian Lance Taylor <iant@google.com>
3007 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
3009 2007-02-07 Roger Sayle <roger@eyesopen.com>
3011 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
3012 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
3013 tablejumpdi, movsi_to_cr_one): Remove constraints from
3014 define_expand's match_operands.
3016 2007-02-07 Roger Sayle <roger@eyesopen.com>
3018 * global.c (compute_regsets): Move declatation of "i" inside of
3019 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
3021 2007-02-07 Jakub Jelinek <jakub@redhat.com>
3024 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
3025 of INDIRECT_REF <RESULT_DECL>.
3027 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
3029 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
3030 Kaz Kojima <kkojima@gcc.gnu.org>
3033 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
3035 (sh_initialize_trampoline): Add parentheses to avoid a warning.
3037 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3039 * doc/loop.texi: Document possibility not to perform disambiguation
3040 of loops with multiple latches.
3041 * cfgloopmanip.c (alp_enum_p): Removed.
3042 (add_loop): Handle subloops. Use get_loop_body_with_size.
3043 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
3044 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
3045 the new forwarder block.
3046 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
3047 Handle the case latch is NULL.
3048 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
3049 when marking loop exits.
3050 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
3052 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
3053 disambiguate_loops_with_multiple_latches.
3054 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
3055 before fix_loop_structure.
3056 * cfgloop.c: Include pointer-set.h and output.h.
3057 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
3058 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
3059 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
3060 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
3061 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
3062 disambiguate_multiple_latches, get_loop_body_with_size,
3063 disambiguate_loops_with_multiple_latches): New functions.
3064 (flow_loop_dump): Dump multiple latch edges.
3065 (flow_loop_nodes_find): Handle loops with multiple latches.
3066 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
3067 (glb_enum_p): Modified.
3068 (get_loop_body): Use get_loop_body_with_size.
3069 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
3070 (AVOID_CFG_MODIFICATIONS): New constant.
3071 (disambiguate_loops_with_multiple_latches, add_loop,
3072 get_loop_body_with_size): Declare.
3073 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
3075 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
3078 * global.c (compute_regsets): New function.
3079 (global_alloc): Refactored ELIMINABLE_REGSET
3080 and NO_GLOBAL_ALLOC_REGS computation out.
3081 (rest_of_handle_global_alloc): Call compute_regsets()
3082 for non-optimizing case.
3084 2007-02-06 Richard Henderson <rth@redhat.com>
3086 * config/i386/constraints.md (Y2): Rename from Y.
3087 (Yi): New constraint.
3088 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
3089 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
3090 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
3091 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
3092 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
3093 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
3094 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
3095 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
3096 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
3097 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
3098 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
3099 vec_extractv2si_1): Change Y constraints to Y2.
3100 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
3101 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
3102 Change Y constraints to Y2.
3103 (sse2_loadld): Change Y constraints to x.
3105 2007-02-06 Roger Sayle <roger@eyesopen.com>
3107 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
3108 (parity<mode>2): New define_expand using rs6000_emit_parity.
3109 * config/rs6000/rs6000.c (rs6000_emit_popcount,
3110 rs6000_emit_parity): New functions.
3111 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
3112 rs6000_emit_parity): Prototype here.
3114 2007-02-06 Ian Lance Taylor <iant@google.com>
3116 * lower-subreg.c (simple_move_operand): Reject CONST.
3117 (resolve_clobber): Call validate_change rather than directly
3118 assigning to XEXP (pat, 0).
3120 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3122 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
3123 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
3124 (tree-cfg.o): Remove hashtab.h dependency.
3126 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
3127 (struct ivopts_data): Change niters to pointer_map_t.
3128 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
3129 (niter_for_exit): Create pointer_map on demand. Change for
3131 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
3132 (free_loop_data): Destroy data->niters if created and reset field.
3133 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
3134 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
3136 * tree-ssa-reassoc.c: Include pointer-set.h.
3137 (bb_rank): Change to long *.
3138 (operand_rank): Change to pointer_map_t.
3139 (find_operand_rank): Return long, -1 if not found. Declare as inline.
3140 (insert_operand_rank): Accept long.
3141 (operand_entry_hash, operand_entry_eq): Remove.
3142 (get_rank): Return long. Adjust for changes above.
3143 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
3145 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
3147 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
3148 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
3149 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
3151 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
3152 directly since it cannot be NULL.
3153 (get_vi_for_tree): Rewrite for pointer_map API.
3154 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
3155 (init_alias_vars): Create vi_for_tree as pointer_map.
3156 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
3158 * tree-cfg.c: Don't include hashtab.h.
3159 (edge_to_cases): Declare as pointer_map.
3160 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
3162 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
3163 (start_recording_case_labels): Create edge_to_cases as pointer_map.
3164 (end_recoding_case_labels): Cleanup edge_to_cases manually before
3166 (record_switch_edge): Delete.
3167 (get_cases_for_edge): Adjust for pointer_map API, inline
3168 record_switch_edge (rewritten for new API), remove goto.
3170 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
3172 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
3173 * tree-nested.c: Include pointer-set.h.
3174 (var_map_elt, var_map_eq, var_map_hash): Delete.
3175 (struct nesting_info): Remove GTY marker. Change the two htab_t's
3177 (nesting_info_bitmap_obstack): New.
3178 (lookup_field_for_decl): Adjust for pointer_map API.
3179 (lookup_tramp_for_decl): Adjust for pointer_map API.
3180 (get_nonlocal_debug_decl): Adjust for pointer_map API.
3181 (get_local_debug_decl): Adjust for pointer_map API.
3182 (convert_nl_goto_reference): Adjust for pointer_map API.
3183 (convert_nl_goto_receiver): Adjust for pointer_map API.
3184 (create_nesting_tree): Create outside GGC space. Create bitmap on
3185 the new obstack. Create field_map and var_map as pointer_maps.
3186 (free_nesting_tree): Adjust for changes to create_nesting_tree.
3188 (lower_nested_functions): Move root here, no need to NULL it.
3189 Initialize and release the obstack.
3191 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
3193 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
3194 Remove prototypes and make them non-static.
3195 (struct tree_int_map): Remove.
3196 * tree.h (struct tree_int_map): Move here, turning TO into an
3198 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
3200 * tree.h (TREE_COMPLEXITY): Remove.
3201 (struct tree_exp): Remove complexity field.
3202 * tree.c (build1_stat): Don't set it.
3204 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
3205 Victor Kaplansky <victork@il.ibm.com>
3207 * tree-vectorizer.c (vect_is_simple_use): Support induction.
3208 (vect_is_simple_reduction): Support reduction with induction as
3209 one of the operands.
3210 (vect_is_simple_iv_evolution): Fix formatting.
3211 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
3212 formatting. Don't mark induction phis for vectorization.
3213 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
3214 * tree-vect-transform.c (get_initial_def_for_induction): New function.
3215 (vect_get_vec_def_for_operand): Support induction.
3216 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
3218 (vectorizable_reduction): Support reduction with induction as one of
3220 (vectorizable_type_demotion): Use def-type of stmt argument rather
3221 than dummy def-type.
3223 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
3224 flag_tree_scev_cprop.
3225 * common.opt (tree-scev-cprop): New flag.
3227 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
3228 call to vect_get_new_vect_var.
3230 2007-02-06 Ira Rosen <irar@il.ibm.com>
3232 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
3233 vectype is not NULL.
3234 (vect_pattern_recog_1): Likewise.
3236 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3238 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
3239 (fold_negate_expr): Likewise.
3241 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
3244 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
3245 even if cv-qualification is the same.
3247 2007-02-05 Geoffrey Keating <geoffk@apple.com>
3249 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
3250 __enable_execute_stack on completion.
3252 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3254 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
3255 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
3256 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
3257 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
3258 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
3259 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
3260 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
3261 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
3263 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3265 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
3266 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
3267 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
3268 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
3269 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
3270 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
3271 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
3272 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
3273 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
3274 umuldi3_highpart_rex64, umulsi3_highpart_insn,
3275 umulsi3_highpart_zext, smuldi3_highpart_rex64,
3276 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
3277 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
3278 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
3279 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
3280 sqrtextenddfxf2_i387): Added amdfam10_decode.
3282 * config/i386/athlon.md (athlon_idirect_amdfam10,
3283 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
3284 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
3285 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
3286 athlon_ivector_store_amdfam10): New define_insn_reservation.
3287 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
3290 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3292 * config/i386/athlon.md (athlon_call_amdfam10,
3293 athlon_pop_amdfam10, athlon_lea_amdfam10): New
3294 define_insn_reservation.
3295 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
3296 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
3297 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
3299 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3301 * config/i386/athlon.md (athlon_sseld_amdfam10,
3302 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
3303 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
3305 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3307 * config/i386/athlon.md (athlon_sseins_amdfam10): New
3308 define_insn_reservation.
3309 * config/i386/i386.md (sseins): Added sseins to define_attr type
3310 and define_attr unit.
3311 * config/i386/sse.md: Set type attribute to sseins for insertq
3314 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3316 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
3317 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
3318 ssecomi_load_amdfam10, ssecomi_amdfam10,
3319 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
3320 define_insn_reservation.
3321 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
3323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3325 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
3326 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
3327 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
3328 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
3329 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
3330 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
3331 define_insn_reservation.
3333 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
3334 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
3335 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
3336 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
3337 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
3339 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3341 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
3342 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
3343 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
3344 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
3345 athlon_ssemul_load_k8): Added amdfam10.
3347 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3349 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
3350 (x86_sse_unaligned_move_optimal): New variable.
3352 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
3354 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
3355 for unaligned vector SSE double/single precision loads for AMDFAM10.
3357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3359 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
3360 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
3361 Define TARGET_CPU_DEFAULT_amdfam10.
3362 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
3363 (processor_type): Add PROCESSOR_AMDFAM10.
3365 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
3366 processor_type in config/i386/i386.h.
3367 Enable imul peepholes for TARGET_AMDFAM10.
3369 * config.gcc: Add support for --with-cpu option for amdfam10.
3371 * config/i386/i386.c (amdfam10_cost): New variable.
3372 (m_AMDFAM10): New macro.
3373 (m_ATHLON_K8_AMDFAM10): New macro.
3374 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
3375 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
3376 x86_promote_QImode, x86_integer_DFmode_moves,
3377 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3378 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
3379 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
3380 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
3381 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
3382 Enable/disable for amdfam10.
3383 (override_options): Add amdfam10_cost to processor_target_table.
3384 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
3385 processor_alias_table.
3386 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
3387 (ix86_adjust_cost): Add code for amdfam10.
3389 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
3391 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
3392 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
3393 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
3394 * config/i386/i386.h: Add builtin definition for SSE4A.
3395 * config/i386/i386.md: Add support for ABM instructions
3397 * config/i386/sse.md: Add support for SSE4A instructions
3398 (movntss, movntsd, extrq, insertq).
3399 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
3400 Add -march=amdfam10 flag.
3401 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
3402 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
3404 * doc/extend.texi: Add documentation for SSE4A builtins.
3406 2007-02-05 Bob Wilson <bob.wilson@acm.org>
3408 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
3410 2007-02-05 Richard Guenther <rguenther@suse.de>
3412 * tree-vectorizer.h (vectorizable_function): Add argument type
3413 argument, change return type.
3414 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
3415 * tree-vect-transform.c (vectorizable_function): Handle extra
3416 argument, return vectorized function decl.
3417 (build_vectorized_function_call): Remove.
3418 (vectorizable_call): Handle calls with result and argument types
3419 differing. Handle loop vectorization factor correctly.
3420 * targhooks.c (default_builtin_vectorized_function): Adjust for
3422 * targhooks.h (default_builtin_vectorized_function): Likewise.
3423 * target.h (builtin_vectorized_function): Add argument type
3425 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
3426 extra argument, allow vectorizing of lrintf.
3427 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
3428 documentation of target hook.
3430 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
3433 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
3434 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
3435 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
3437 2007-02-05 Roger Sayle <roger@eyesopen.com>
3439 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
3440 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
3441 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
3442 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
3443 before canonicalizing sincos to cexpi.
3444 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
3446 2007-02-05 Roger Sayle <roger@eyesopen.com>
3448 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
3449 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
3450 (alpha_init_builtins): Use alpha_add_builtins to process tables.
3452 2007-02-05 Roger Sayle <roger@eyesopen.com>
3454 * mips-tfile.c (initialize_init_file): Correct endianness test.
3456 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
3458 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
3461 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3463 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
3464 saves in a PARALLEL before the register assignments.
3466 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3468 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
3469 DWARF_FRAME_RETURN_COLUMN to be a general register.
3470 * dwarf2out.c (init_return_column_size): New function, split from...
3471 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
3472 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
3473 to be nongeneral registers.
3474 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
3476 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
3477 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
3479 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3481 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
3483 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3485 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
3486 (remove_path): Use can_remove_branch_p and remove_branch instead
3487 of loop_delete_branch_edge.
3488 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
3489 (tree_transform_and_unroll_loop): Remove dead branches immediately.
3490 Update profile using scale_dominated_blocks_in_loop.
3491 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
3492 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
3493 (can_remove_branch_p, remove_branch): Declare.
3494 * tree-cfg.c (tree_can_remove_branch_p): New function.
3495 (tree_cfg_hooks): Add tree_can_remove_branch_p.
3496 * cfgrtl.c (rtl_can_remove_branch_p): New function.
3497 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
3499 2007-02-05 Jan Hubicka <jh@suse.cz>
3502 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
3503 nodes in cgraph, don't remove offline copy of the function.
3505 2007-02-04 Jan Hubicka <jh@suse.cz>
3507 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
3508 vectors might cause maybe_lookup_element_for_expr to be called
3509 on non-sra-candidate.
3511 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3513 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
3514 config/bfin/bfin.md, config/bfin/predicates.md: Follow
3515 spelling conventions.
3517 2007-02-04 Richard Guenther <rguenther@suse.de>
3520 * fold-const.c (try_move_mult_to_index): Make sure to not
3521 overflow one dimension of a multi-dimensional array access.
3523 2007-02-04 Jan Hubicka <jh@suse.cz>
3525 * passes.c (init_optimization_passes): Reindent.
3527 2007-02-04 Jan Hubicka <jh@suse.cz>
3528 Eric Botcazou <ebotcazou@adacore.com>
3530 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3531 (execute_fixup_cfg): Break out the abnormal goto code.
3532 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3533 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3534 (optimize_inline_calls): Call make_nonlocal_label_edges.
3536 2007-02-04 Jan Hubicka <jh@suse.cz>
3538 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3539 true when something was changed.
3540 (rename_ssa_copies): When something was changed, do
3541 TODO_remove_unused_locals.
3542 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3543 add TODO_remove_unused_locals when instruction was removed.
3545 2007-02-04 Jan Hubicka <jh@suse.cz>
3547 * ipa-inline.c (try_inline): Improve debug output; work on already
3549 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3550 call try_inline for already inlined edges too when flattening;
3551 inline also functions that make callee growth but overall unit size
3554 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3556 * config/m32c/bitops.md, config/m32c/jump.md,
3557 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3558 config/m32r/m32r.h, config/m32r/m32r.md,
3559 config/m32r/predicates.md, config/m68hc11/larith.asm,
3560 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3561 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3562 config/mips/mips-protos.h, config/mips/mips.c,
3563 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3564 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3565 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3566 spelling conventions.
3568 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3569 Follow spelling conventions.
3571 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3573 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3574 warn about C++0x compatibility.
3576 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3578 * config/h8300/h8300.c, config/h8300/h8300.h,
3579 config/h8300/h8300.md: Follow spelling conventions.
3581 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3584 * combine.c (try_combine): Do not substitute source operand
3585 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3587 2007-02-03 Jan Hubicka <jh@suse.cz>
3589 PR gcov-profile/30650
3590 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3591 do not divide by zero for never executed counters.
3592 (tree_find_values_to_profile): Fix counters.
3593 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3595 2007-02-03 Ian Lance Taylor <iant@google.com>
3597 * lower-subreg.c (simple_move_operand): New static function,
3598 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3600 (simple_move): Call simple_move_operand.
3601 (find_decomposable_subregs): Add special handling of MEMs.
3602 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3603 meaning of return value. If we see a hard register, test whether
3604 it can store a word_mode value. Change all callers.
3606 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3608 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3609 ftrapv insns and expanders.
3610 (subdi3): Change define_expand operand 1 to arith11_operand, and
3611 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3612 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3613 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3617 * varasm.c (notice_global_symbol): Treat global objects as weak when
3620 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3622 * emit-rtl.c (dconstpi): Delete.
3624 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3625 * real.h (dconstpi): Delete.
3627 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3628 (fold_builtin_hypot): Likewise.
3630 2007-02-03 Tom Tromey <tromey@redhat.com>
3633 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3634 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3636 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3638 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3639 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3640 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3641 config/rs6000/cell.md, config/rs6000/darwin.h,
3642 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3643 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3644 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3645 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3646 typos. Follow spelling conventions.
3647 * doc/invoke.texi: Follow spelling conventions.
3649 2007-02-03 Roger Sayle <roger@eyesopen.com>
3651 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3652 canonicalization transformations that attempt to simplify integer
3653 constant comparisons to become comparisons against zero.
3655 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3657 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3659 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3660 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3662 2007-02-02 Mike Stump <mrs@apple.com>
3664 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3665 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3666 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3667 generate a branch island.
3669 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3671 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3672 (xtensa_legitimate_address_p): New.
3673 (xtensa_legitimize_address): New.
3674 (xtensa_output_addr_const_extra): New.
3675 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3677 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3678 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3679 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3680 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3681 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3682 (xtensa_legitimize_address): New.
3683 (xtensa_output_addr_const_extra): New.
3685 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3687 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3689 2007-02-02 Ian Lance Taylor <iant@google.com>
3691 * expmed.c (expand_divmod): Add comment.
3693 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3695 * emit-rtl.c (renumber_insns): Remove.
3696 * flags.h: Remove the extern for flag_renumber_insns.
3697 * rtl.h: Remove the prototype for renumber_insns.
3698 * toplev.c (flag_renumber_insns): Remove.
3700 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3702 Revert for x86 darwin:
3703 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3705 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3706 code before the following patch under TARGET_MACHO.
3707 (ix86_function_value_regno_p): Likewise.
3709 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3711 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3714 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3717 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3718 general or fp registers. Add comments.
3719 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3721 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3723 * pointer-set.c (insert_aux): Only return insertion slot.
3724 (pointer_set_insert): Adjust.
3725 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3726 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3727 pointer_map_traverse): New.
3728 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3729 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3730 pointer_map_contains, pointer_map_traverse): Declare.
3732 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3735 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3736 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3738 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3740 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3742 (struct _dep): New type.
3743 (dep_t): New typedef.
3744 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3745 (DEP_STATUS): New access macro. The macro with the same name was
3746 renamed to DEP_LINK_STATUS.
3747 (dep_init): Declare function
3749 (struct _dep_link): New type.
3750 (dep_link_t): New typedef.
3751 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3752 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3753 (DEP_LINK_STATUS): New macro.
3754 (debug_dep_links): New debug function.
3756 (struct _deps_list): New type.
3757 (deps_list_t): New typedef.
3758 (DEPS_LIST_FIRST): New access macro.
3759 (FOR_EACH_DEP_LINK): New cycle macro.
3760 (create_deps_list, free_deps_list, delete_deps_list): Declare
3762 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3763 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3764 (copy_deps_list_change_con): Ditto.
3766 (move_dep_link): Declare function.
3768 (struct _dep_node): New type.
3769 (dep_node_t): New typedef.
3770 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3772 (struct haifa_insn_data.back_deps): New field to hold backward
3773 dependencies of the insn.
3774 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3776 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3777 Change its type to deps_list_t.
3778 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3779 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3780 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3782 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3784 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3786 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3788 (dep_cost): Declare.
3790 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3791 (ds_to_dk, dk_to_ds): New functions.
3793 (init_dep_1): New static function.
3794 (init_dep): New function.
3795 (copy_dep): New static function.
3797 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3799 (detach_dep_link): New static function.
3800 (move_dep_link): New function.
3802 (dep_links_consistent_p, dump_dep_links): New static functions.
3803 (debug_dep_links): New debugging function.
3805 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3807 (alloc_deps_list, init_deps_list): New static functions.
3808 (create_deps_list): New function.
3809 (clear_deps_list): New static function.
3810 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3811 (deps_list_consistent_p, dump_deps_list): New static functions.
3812 (debug_deps_list): New function.
3813 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3815 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3817 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3818 use new scheduler dependencies lists.
3819 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3820 (sched_analyze): Ditto. Initialize dependencies lists.
3821 (add_forw_dep, compute_forward_dependences): Update to use new
3822 scheduler dependencies lists.
3824 (init_dependency_caches): Init deps_obstack.
3825 (free_dependency_caches): Free deps_obstack.
3827 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3828 new scheduler dependencies lists.
3829 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3830 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3832 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3833 Update to use new scheduler dependencies lists.
3834 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3835 (debug_dependencies): Ditto.
3836 (schedule_region): Update comments.
3838 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3839 scheduler dependencies lists.
3840 (schedule_ebb): Update comments.
3842 * rtl.def (DEPS_LIST): Remove.
3844 * lists.c (unused_deps_list): Remove.
3845 (free_list): Update assertions.
3847 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3848 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3850 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3851 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3853 * haifa-sched.c (comments): Update.
3854 (insn_cost1): Remove. Inline the code into insn_cost ().
3855 (insn_cost): Update to use new scheduler dependencies lists. Move
3856 processing of the dependency cost to dep_cost ().
3857 (dep_cost): New function. Use it instead of insn_cost () when
3858 evaluating cost of the dependency. Use compatible interface to
3859 interact with the target.
3860 (priority): Update to use new scheduler dependencies lists.
3861 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3862 with greater number of insns that depend on the insn.
3863 (schedule_insn): Update to use new scheduler dependencies lists. Add
3864 code to free backward dependencies lists. Inline and optimize code
3865 from resolve_dep () - see PR28071.
3866 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3867 lists. Update call to targetm.sched.is_costly_dependence hook.
3869 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3870 scheduler dependencies lists.
3872 (resolve_dep): Remove. Move the logic to schedule_insn ().
3873 (init_h_i_d): Initialize dependencies lists.
3875 (process_insn_depend_be_in_spec): Rename to
3876 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3878 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3879 Update to use new scheduler dependencies lists.
3880 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3882 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3883 new scheduler dependencies lists.
3884 (build_intra_loop_deps): Ditto.
3886 * target.h (struct _dep): Declare to use in
3887 gcc_target.sched.is_costly_dependence.
3888 (struct gcc_target.sched.adjust_cost): Fix typo.
3889 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3890 single dep_t parameter instead of an equivalent triad.
3891 (struct gcc_target.sched.adjust_cost_2): Remove.
3893 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3895 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3897 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3899 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3901 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3902 (REG_DEP_TRUE): Document.
3904 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3905 Change signature to correspond to the targetm.sched.adjust_cost hook.
3906 Update use in TARGET_SCHED_ADJUST_COST_2.
3907 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3908 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3909 new scheduler dependencies lists.
3910 (ia64_gen_check): Ditto.
3912 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3915 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3916 signature to correspond to the targetm.sched.is_costly_dependence hook.
3917 (is_costly_group): Update to use new scheduler dependencies lists.
3919 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3920 instead of INSN_COST () macro.
3922 2007-02-01 Ian Lance Taylor <iant@google.com>
3924 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3926 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3928 * pa.md (tp_load): Correct mfctl instruction syntax.
3930 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3932 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3933 altivec_padding_size calculation on AIX. Improve comment, add
3934 assert to verify that it's right.
3936 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3939 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3942 * global.c (global_alloc): Add mising initialization of
3945 2007-02-01 Roger Sayle <roger@eyesopen.com>
3947 * alias.c (init_alias_analysis): Correct whitespace.
3948 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3949 partition_hot_cold_basic_blocks): Likewise.
3950 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3951 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3952 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3953 fold_builtin_snprintf_chk, fold_builtin_printf,
3954 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3955 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3956 * cfgcleanup.c (cleanup_cfg): Likewise.
3957 * cfgexpand.c (tree_expand_cfg): Likewise.
3958 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3959 * function.c (get_next_funcdef_no): Likewise.
3960 * gengtype.c (main): Likewise.
3961 * genmodes.c (main): Likewise.
3962 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3963 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3964 * ifcvt.c (noce_emit_move_insn): Likewise.
3965 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3967 * stor-layout.c (get_best_mode): Likewise.
3968 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3969 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3970 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3971 perform_var_substitution, solve_graph): Likewise.
3972 * tree-vrp.c (vrp_finalize): Likewise.
3974 2007-02-01 Ian Lance Taylor <iant@google.com>
3976 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3977 high part of a paradoxical subreg, return a constant zero.
3979 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3981 * toplev.c (lang_dependent_init): Call init_set_costs.
3982 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3984 2007-02-01 Richard Guenther <rguenther@suse.de>
3987 * fold-const.c (fold_negate_expr): Allow negating a
3988 constant if overflow does not change.
3990 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3992 * doc/c-tree.texi (Expression trees): Improve markup.
3993 * doc/tm.texi (Register Classes, Addressing Modes)
3994 (Floating Point): Fix spacing after abbreviations. Fix some
3997 2007-02-01 Ben Elliston <bje@au.ibm.com>
3999 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
4000 * doc/contrib.texi: Likewise.
4001 * doc/install.texi: Likewise.
4003 2007-01-31 Richard Henderson <rth@redhat.com>
4004 Ian Lance Taylor <iant@google.com>
4006 * lower-subreg.c: New file.
4007 * rtl.def (CONCATN): Define.
4008 * passes.c (init_optimization_passes): Add pass_lower_subreg and
4010 * emit-rtl.c (update_reg_offset): New static function, broken out
4011 of gen_rtx_REG_offset.
4012 (gen_rtx_REG_offset): Call update_reg_offset.
4013 (gen_reg_rtx_offset): New function.
4014 * regclass.c: Revert patch of 2006-03-05, restoring
4016 (clear_reg_info_regno): New function.
4017 * dwarf2out.c (concatn_loc_descriptor): New static function.
4018 (loc_descriptor): Handle CONCATN.
4019 * common.opt (fsplit_wide_types): New option.
4020 * opts.c (decode_options): Set flag_split_wide_types when
4022 * timevar.def (TV_LOWER_SUBREG): Define.
4023 * rtl.h (gen_reg_rtx_offset): Declare.
4024 (reg_scan_update): Declare.
4025 * regs.h (clear_reg_info_regno): Declare.
4026 * tree-pass.h (pass_lower_subreg): Declare.
4027 (pass_lower_subreg2): Declare.
4028 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
4029 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
4031 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
4032 * Makefile.in (OBJS-common): Add lower-subreg.o.
4033 (lower-subreg.o): New target.
4035 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4037 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
4039 2007-01-31 Anatoly Sokolov <aesok@post.ru>
4042 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
4044 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4047 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
4049 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
4051 * cfgloop.h: Include vec-prim.h.
4052 (enum li_flags): Remove LI_ONLY_OLD.
4053 (loop_iterator): Changed.
4054 (fel_next, fel_init): Iterate over loop tree.
4055 (FOR_EACH_LOOP_BREAK): New macro.
4056 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
4058 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
4059 * modulo-sched.c (sms_schedule): Ditto.
4060 * tree-vectorizer.c (vectorize_loops): Ditto.
4061 * doc/loop.texi: Update information on loop numbering and behavior of
4062 FOR_EACH_LOOP wrto new loops.
4063 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
4064 add_to_evolution_1): Test nestedness of loops instead of comparing
4066 * tree-chrec.c (chrec_fold_plus_poly_poly,
4067 chrec_fold_multiply_poly_poly, chrec_evaluate,
4068 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
4069 reset_evolution_in_loop): Ditto.
4070 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
4072 2007-01-31 Dirk Mueller <dmueller@suse.de>
4074 * c-common.c (warn_about_parentheses): Separate warning about
4075 un-parenthized sequence of comparison operators from the one
4076 which is supposed to warn about x <= y <= z.
4078 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
4080 * optabs.h (enum optab_index): Add new OTI_isinf.
4081 (isinf_optab): Define corresponding macro.
4082 * optabs.c (init_optabs): Initialize isinf_optab.
4083 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
4085 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
4086 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
4088 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
4089 expand_builtin_interclass_mathfn.
4090 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
4091 * config/i386/i386.md (UNSPEC_FXAM): New constant.
4092 (fxam<mode>2_i387): New insn pattern.
4093 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
4094 built-in functions as x87 inline asm.
4096 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4098 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
4100 2007-01-30 Eric Christopher <echristo@apple.com>
4102 * config.gcc: Add geode.
4104 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
4106 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
4107 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
4108 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
4109 value-prof.c: Fix comment typos.
4111 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4114 * doc/invoke.texi (Wpointer-arith): Document warning.
4116 2007-01-30 Janis Johnson <janis187@us.ibm.com>
4118 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
4119 the list of discrepancies from the draft TR.
4121 2007-01-30 Dirk Mueller <dmueller@suse.de>
4124 * doc/invoke.texi (-Wreturn-type): Update description to
4127 2007-01-30 Richard Sandiford <richard@codesourcery.com>
4129 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
4131 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
4133 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
4134 to handle optabs that operate on floating point input argument and
4135 output to integer output.
4136 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
4137 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
4138 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
4139 expand_builtin_interclass_mathfn ().
4140 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
4142 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
4143 ilogbl built-in functions as x87 intrinsics.
4145 2007-01-30 Richard Guenther <rguenther@suse.de>
4148 * dwarf2out.c (reference_to_unused): Query varpool if the
4149 variable was output.
4151 2007-01-30 Richard Guenther <rguenther@suse.de>
4154 * passes.c (execute_one_pass): Reset in_gimple_form to not
4155 confuse non-unit-at-a-time mode.
4157 2007-01-29 Roger Sayle <roger@eyesopen.com>
4158 Richard Guenther <rguenther@suse.de>
4160 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
4161 avoid undefined behaviour on overflow. Use force_fit_type_double
4162 to construct the constant with the specified TREE_OVERFLOW.
4164 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4166 * config/dfp-bit.c: Add parameterized support for fp exceptions.
4167 * config/dfp-bit.h: Ditto.
4169 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4171 * c-decl.c (pop_scope): Replace warnings with call to
4172 warn_for_unused_label.
4173 * c-common.h (warn_for_unused_label): Declare.
4174 * c-common.c (warn_for_unused_label): Define.
4176 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4178 * tree-optimize.c (update_inlined_to_pointers): Delete unused
4181 2007-01-29 Janis Johnson <janis187@us.ibm.com>
4183 * Makefile.in (USER_H): Remove decfloat.h.
4184 * ginclude/decfloat.h: Delete, moving contents to ...
4185 * ginclude/float.h: Add support for decimal floating point,
4186 guarded by __STDC_WANT_DEC_FP__.
4188 2007-01-29 Mike Stump <mrs@apple.com>
4190 * doc/gccint.texi (Top): Rename Loop Representation to Loop
4191 Analysis and Representation to resolve case insensitive conflict.
4192 * doc/loop.texi (Loop Analysis and Representation): Likewise.
4194 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
4196 * tree.h (struct tree_memory_tag): Add aliases member.
4197 (MTAG_ALIASES): New macro.
4198 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
4199 (add_may_alias): Remove pointer-set. Update for may_aliases being
4201 (mark_aliases_call_clobbered): Update for may_aliases being a
4203 (compute_tag_properties): Ditto.
4204 (create_partition_for): Ditto.
4205 (compute_memory_partitions): Ditto.
4206 (dump_may_aliases_for): Ditto.
4207 (is_aliased_with): Ditto.
4208 (add_may_alias_for_new_tag): Ditto.
4209 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
4210 (compute_is_aliased): New function.
4211 (compute_may_aliases): Call compute_is_aliased).
4212 (init_alias_info): Initialize alias_bitmap_obstack.
4213 (union_alias_set_into): New function.
4214 (compute_flow_sensitive_aliasing): Use union_aliases_into.
4215 (have_common_aliases_p): Rewrite to take two bitmaps and use
4217 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
4219 (finalize_ref_all_pointers): Update for add_may_alias changes.
4220 (new_type_alias): Ditto.
4221 * tree-flow-inline.h (may_aliases): Return a bitmap.
4222 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
4223 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
4224 may_aliases being a bitmap.
4225 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
4226 may_aliases now returns a bitmap.
4227 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
4229 * tree-ssa-operands.c (add_virtual_operand): Update for
4230 may_aliases being a bitmap.
4232 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
4234 PR tree-optimization/30630
4235 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
4236 variable as changed.
4238 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
4241 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
4242 expanded only once even if an error occurs.
4244 2007-01-29 Ben Elliston <bje@au.ibm.com>
4246 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
4247 (__gcov_average_profiler): Likewise.
4248 (__gcov_ior_profiler): Likewise.
4249 (__gcov_merge_ior): Likewise.
4251 2007-01-28 Jan Hubicka <jh@suse.cz>
4253 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
4254 * value-prof.c (stringop_block_profile): Likewise.
4256 2007-01-28 Jan Hubicka <jh@suse.cz>
4258 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
4259 variant handling histograms; add wrapper.
4260 (clear_storage_via_libcall): Export.
4261 (emit_block_move_hints): Break out from ...; add histograms.
4262 (emit_block_move): ... this one.
4263 (clear_storage_hints): Break out from ...; add histograms.
4264 (clear_storage): ... this one.
4265 (set_storage_via_memset): Handle histogram.
4266 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
4267 (clear_storage_hints, clear_storage_via_libcall): Declare.
4268 (set_storage_via_setmem): Update prototype.
4269 * doc/md.texi (movmem, setmem): Document new arguments.
4271 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
4273 (stringop_block_profile): New global function.
4274 (tree_stringops_values_to_profile): Profile block size and alignment.
4275 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
4277 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
4278 (stringop_block_profile): Declare.
4279 * builtins.c: Include value-prof.h.
4280 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
4281 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
4282 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
4283 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
4284 * profile.c (instrument_values): Add new counters.
4285 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
4287 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
4288 (tree_init_edge_profiler): Build new profilers.
4289 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
4290 (pass_tree_profile): Add dump.
4291 (tree_profile_hooks): Update.
4292 * Makefile.in (LIBGCOV): Add new constants.
4293 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
4294 __gcov_ior_profiler): New.
4295 * i386.md (movmem/setmem expanders): Add new optional arguments.
4297 2007-01-28 David Edelsohn <edelsohn@gnu.org>
4299 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
4301 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4303 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
4304 (tree_unswitch_single_loop): Pass eni_size_weights to
4305 tree_num_loop_insns.
4306 * tree-ssa-loop-manip.c: Include tree-inline.h.
4307 (can_unroll_loop_p): Pass eni_size_weights to
4308 tree_num_loop_insns.
4309 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
4310 Pass eni_size_weights to estimate_num_insns.
4311 * tree.h (init_inline_once): Export.
4312 * toplev.c (backend_init): Call init_inline_once.
4313 * cgraphunit.c (cgraph_process_new_functions,
4314 cgraph_analyze_function): Pass eni_inlining_weights to
4316 * ipa-inline.c (compute_inline_parameters): Ditto.
4317 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
4318 to estimate_num_insns.
4319 (try_unroll_loop_completely): Pass eni_size_weights to
4320 tree_num_loop_insns.
4321 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
4322 ot estimate_num_insns.
4323 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
4324 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
4325 * tree-inline.c (eni_inlining_weights, eni_size_weights,
4326 eni_time_weights): New variables.
4327 (init_inline_once): Initialize them.
4328 (struct eni_data): Mew.
4329 (estimate_num_insns_1, estimate_num_insns): Use weights.
4330 * tree-inline.h (struct eni_weights_d): New.
4331 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
4332 (estimate_num_insns): Declaration changed.
4333 * cfgloop.h (tree_num_loop_insns): Declaration changed.
4334 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
4335 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
4337 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
4339 * tree-data-ref.c (conflict_fn): Assert that the number of affine
4340 relations in the conflict function is valid.
4342 2007-01-27 Ian Lance Taylor <iant@google.com>
4344 * common.opt: Add fstrict-overflow.
4345 * opts.c (decode_options): Set flag_strict_overflow if -O2.
4346 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
4347 (TYPE_OVERFLOW_UNDEFINED): Define.
4348 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
4350 * tree.h (TYPE_TRAP_SIGNED): Don't define.
4351 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
4352 (fold_negate_expr): Likewise.
4353 (make_range): Likewise.
4354 (extract_muldiv_1): Likewise.
4355 (maybe_canonicalize_comparison): Likewise.
4356 (fold_comparison): Likewise.
4357 (fold_binary): Likewise.
4358 (tree_expr_nonnegative_p): Likewise.
4359 (tree_expr_nonzero_p): Likewise.
4360 * tree-vrp.c (compare_values): Likewise.
4361 (extract_range_from_binary_expr): Likewise.
4362 (extract_range_from_unary_expr): Likewise.
4363 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
4365 (nowrap_type_p): Likewise.
4366 * tree-scalar-evolution.c (simple_iv): Likewise.
4367 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
4368 (build_range_check): Likewise.
4369 (extract_muldiv_1): Likewise.
4370 (fold_comparison): Likewise.
4371 * tree-vrp.c (vrp_int_const_binop): Likewise.
4372 (extract_range_from_unary_expr): Likewise.
4373 * convert.c (convert_to_integer): Likewise.
4374 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
4375 (fold_comparison): Likewise.
4376 (fold_binary): Likewise.
4377 * optabs.c (optab_for_tree_code): Likewise.
4378 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
4379 * simplify-rtx.c (simplify_const_relational_operation): Check
4380 flag_strict_overflow and flag_trapv.
4381 (simplify_const_relational_operation): Likewise.
4382 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
4383 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
4386 2007-01-27 Roger Sayle <roger@eyesopen.com>
4388 * tree.c (tree_fold_gcd): Delete.
4389 * tree.h (tree_fold_gcd): Remove prototype.
4390 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
4391 test whether one constant integer is a multiple of another. Instead
4392 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
4393 * fold-const.c (multiple_of_p): We've determined both TOP and
4394 BOTTOM are integer constants so we can call int_const_binop directly
4395 instead of the more generic const_binop.
4397 2007-01-27 Roger Sayle <roger@eyesopen.com>
4399 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
4400 1*X check that the constant hasn't overflowed, to preserve the
4402 (round_up): Provide an efficient implementation when rouding-up an
4403 INTEGER_CST to a power-of-two.
4405 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4407 * doc/sourcebuild.texi: Add comma for clarity.
4408 * doc/extend.texi: Fix some typos.
4409 * doc/passes.texi: Likewise.
4410 * doc/cppinternals.texi: Likewise.
4411 * doc/c-tree.texi: Likewise.
4412 * doc/tree-ssa.texi: Likewise.
4413 * doc/install.texi: Likewise.
4415 2007-01-27 Jan Hubicka <jh@suse.cz>
4417 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
4418 (pass_sra): Do not require alias information.
4419 * passes.c (init_optimization_passes): Add SRA
4421 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
4423 * tracer.c (rest_of_handle_tracer): We already cleaned
4424 up the CFG in tracer() so don't do it here again.
4425 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
4426 cleanup_cfg here, either. And don't call renumber_insns.
4428 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
4429 and BB_HEAD are in the insn stream here. Instead make sure
4430 that BB_INSN is valid on all insns. Also, do check here that
4431 there are no pending branch predictions...
4432 (rtl_verify_flow_info): ...instead of doing it here. Checks
4433 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
4436 2007-01-26 Roger Sayle <roger@eyesopen.com>
4438 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
4439 function to simplify/factorize operand order canonicalization.
4440 (ix86_fixup_binary_operands): Reorganize using the above function.
4441 (ix86_binary_operator_ok): Likewise.
4443 2007-01-27 Jakub Jelinek <jakub@redhat.com>
4445 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
4446 file scope from optimize_attrs.
4447 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
4449 (optimize_attrs): Clear insn_code_values after freeing it.
4451 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4453 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
4454 a parts.base assignment.
4456 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
4458 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
4459 (compute_subscript_distance, initialize_data_dependence_relation,
4460 finalize_ddr_dependent, analyze_ziv_subscript,
4461 analyze_siv_subscript_cst_affine,
4462 compute_overlap_steps_for_affine_univar,
4463 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4464 analyze_siv_subscript, analyze_miv_subscript,
4465 analyze_overlapping_iterations, subscript_dependence_tester_1,
4466 compute_self_dependence, free_dependence_relation): Work
4467 with affine_fn instead of chrecs.
4468 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
4469 common_affine_function, affine_function_base,
4470 affine_function_constant_p, affine_fn_op, affine_fn_plus,
4471 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
4472 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
4473 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
4474 (all_chrecs_equal_p): Removed.
4475 * tree-data-ref.h (affine_fn, conflict_function): New types.
4476 (struct subscript): Change type of conflicting_iterations_in_a
4477 and conflicting_iterations_in_b.
4479 2007-01-26 Steve Ellcey <sje@cup.hp.com>
4482 * config/pa/pa.h (TARGET_HPUX_11): New.
4483 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
4484 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
4486 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
4487 Richard Guenther <rguenther@suse.de>
4489 * tree-ssa-structalias.c (solve_graph): Handle case
4490 we merged the variable to another.
4492 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4494 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
4497 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
4498 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
4500 2007-01-25 DJ Delorie <dj@redhat.com>
4502 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
4503 allow changes to modes which don't fit in those registers.
4505 * reload1.c (choose_reload_regs): Check for invalid subregs before
4506 computing their locations, not after.
4508 2007-01-25 Geoffrey Keating <geoffk@apple.com>
4511 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
4512 save Altivec registers in an eh_return function.
4513 (compute_vrsave_mask): Likewise.
4514 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
4515 for saving Altivec registers.
4516 (rs6000_emit_prologue): Don't allocate stack twice in
4517 eh_return function. Correct expected value of altivec_save_offset
4518 when using save_world. Describe save of R0 to stack when using
4519 save_world. Describe stack pointer adjustment when using
4520 save_world. Remove duplicated eh_return parameter register saving.
4521 Update sp_offset variable after save_world.
4522 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
4524 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
4525 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
4528 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4530 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4532 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4535 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4536 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4538 2007-01-25 Richard Guenther <rguenther@suse.de>
4540 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4541 * common.opt (-Wcoverage-mismatch): New warning option.
4542 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4543 if -Wcoverage-mismatch is given.
4545 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4547 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4548 (ipcp_driver): Change to static definition.
4549 Add dumping of the ifunctions.
4550 (constant_val_insert): Remove unused parameter. Support for SSA.
4551 (ipcp_propagate_const): Support for SSA.
4552 (ipcp_profile_bb_print): Print only analyzed nodes.
4553 (ipcp_replace_map_create): Remove support for Fortran constant
4555 * ipa-prop.c (ipa_method_modify_stmt,
4556 ipa_callsite_compute_param): Support for SSA.
4557 * ipa-prop.h (ipcp_driver): Remove declaration.
4558 (IS_VALID_TREE_MAP_INDEX): Add define.
4560 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4562 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4564 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4567 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4568 constant argument to cabs and do it without checking for
4569 -funsafe-math-optimizations.
4571 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4573 * c-common.h (RID_FIRST_CXX0X): New.
4574 (RID_LAST_CXX0X): New.
4575 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4577 * c.opt (Wc++0x-compat): New.
4578 * doc/invoke.texi (-Wc++0x-compat): Document.
4580 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4582 * builtins.c (fold_builtin_carg): New.
4583 (fold_builtin_1): Use it.
4585 2007-01-24 Jan Hubicka <jh@suse.cz>
4587 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4589 * ipa-inline.c (initial_insns, max_insns): Delete.
4590 (compute_max_insns): New function.
4591 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4592 of insns as base for code growth.
4593 (cgraph_decide_inlining): Make initial_insns local; do not compute
4595 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4596 * doc/invoke.texi (inline-unit-growth): Update docs.
4598 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4600 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4601 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4602 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4603 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4604 for CPUs that have PTA_CX16 set.
4607 * gimplify.c (omp_check_private): New function.
4608 (gimplify_scan_omp_clauses): Use it for
4609 firstprivate/lastprivate/reduction.
4612 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4613 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4616 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4617 If lower_lastprivate_clauses emits some statements, append them
4618 to dlist rather than body_p and to body_p append an initializer.
4619 (lower_omp_for): Adjust caller.
4621 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4623 * target.h (globalize_decl_name): New.
4624 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4625 * output.h (default_globalize_decl_name): New.
4626 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4628 (globalize_decl): Ditto.
4629 (default_globalize_decl_name): New.
4630 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4631 (ia64_handle_version_id_attribute): New.
4632 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4633 (ia64_asm_output_external): Use globalize_decl_name instead
4635 * doc/extend.texi (version_id): New pragma.
4636 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4638 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4640 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4641 _uleb128_t and _Unwind_SWord with _sleb128_t.
4642 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4643 uw_frame_state_for, uw_update_context_1): Likewise.
4644 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4645 * unwind-pe.h (read_uleb128, read_sleb128,
4646 read_encoded_value_with_base): Likewise.
4647 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4649 2007-01-24 Richard Guenther <rguenther@suse.de>
4651 * builtins.c (expand_builtin_cexpi): Get the fndecl
4652 for cexp in the correct way.
4654 2007-01-24 Jan Hubicka <jh@suse.cz>
4656 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4658 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4660 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4661 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4662 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4663 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4664 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4665 __SIZEOF_PTRDIFF_T__.
4666 * doc/cpp.texi: Documentation for the new builtin macros added.
4668 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4670 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4671 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4672 instead of operands[2] to avoid access past the end of array.
4674 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4676 * reload1.c (emit_reload_insns): Pass the reload register
4677 for a non-spill output reload through forget_old_reloads_1.
4679 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4681 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4682 _SOFT_DOUBLE if doubles use software floating-point.
4683 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4684 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4685 * config/rs6000/darwin-ldouble.c: Also compile functions for
4686 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4687 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4688 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4689 commented-out long double override.
4690 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4691 * config/rs6000/eabispe.h: Likewise.
4692 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4693 long double for non-SPE.
4694 (rs6000_handle_option): Likewise.
4695 (invalid_e500_subreg): Disallow more subregs involding DImode,
4696 DFmode, TImode or TFmode.
4697 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4699 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4701 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4702 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4704 (rs6000_legitimate_address): Also check for TFmode for E500
4706 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4707 (spe_build_register_parallel): Handle TFmode and TCmode.
4708 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4710 (function_arg): Handle TFmode and TCmode for E500 double.
4711 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4713 (print_operand): Handle TFmode and TImode for %y.
4714 (rs6000_generate_compare): Handle TFmode comparisons for E500
4716 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4717 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4718 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4719 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4720 TFmode for E500 double.
4721 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4722 (floatsidf2): Enable for E500 double.
4723 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4724 (extenddftf2): Change to extenddftf2_fprs.
4725 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4726 depending on TARGET_E500_DOUBLE.
4727 (extendsftf2): Enable for E500 double.
4728 (trunctfdf2): Enable for E500 double.
4729 (trunctfsf2): Change to trunctfsf2_fprs.
4730 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4731 depending on TARGET_E500_DOUBLE.
4732 (floatsitf2): Enable for E500 double.
4733 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4734 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4735 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4736 (negtf2): Change to negtf2_internal.
4737 (negtf2): New expander.
4738 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4739 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4740 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4741 (movdi_internal32): Use rs6000_nonimmediate_operand.
4742 (unnamed splitter): Likewise.
4743 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4744 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4745 (SPE64TF, DITI): New mode macros.
4746 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4749 (frob_<mode>_di_2): New.
4750 (frob_tf_di_8_2): New.
4751 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4753 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4755 (frob_ti_<mode>_8_2): New.
4756 (frob_ti_tf_2): New.
4757 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4758 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4760 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4761 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4762 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4763 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4764 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4765 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4768 2007-01-23 Ian Lance Taylor <iant@google.com>
4770 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4772 (OBJS-archive): Reformat, alphabetize.
4773 (OBJS): Change out_object_file to OBJS-md.
4775 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4777 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4778 JUMP_P and CALL_P predicates where applicable.
4779 * config/i386/i386.c: Ditto.
4780 * config/i386/i386.md: Ditto.
4781 * config/i386/mmx.md: Ditto.
4782 * config/i386/predicates.md: Ditto.
4784 2007-01-22 Andreas Schwab <schwab@suse.de>
4786 * config/m68k/m68k.h: Fix comment.
4788 2007-01-22 Jan Hubicka <jh@suse.cz>
4790 * passes.c (init_optimization_passes): Do not rerun
4791 pass_early_warn_uninitialized.
4793 2007-01-22 Richard Guenther <rguenther@suse.de>
4795 PR tree-optimization/30038
4796 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4798 (execute_cse_sincos_1): Likewise.
4799 (execute_cse_sincos): Likewise.
4800 (gate_cse_sincos): Likewise.
4801 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4802 the cexpi() canonicalization of sincos().
4803 * tree-pass.h (pass_cse_sincos): Declare.
4804 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4806 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4808 PR rtl-optimization/29329
4809 * combine.c (replaced_rhs_insn): Rename to i2mod.
4810 (replaced_rhs_value): Rename to i2mod_new_rhs.
4811 (i2mod_old_rhs): New global variable.
4812 (combine_instructions): Adjust for above change. Save a copy of
4813 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4814 note are substituted in the second instruction.
4815 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4816 ditch the note if it pertains to the second eliminated register
4817 and this register is mentioned in i2mod_old_rhs.
4820 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4822 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4823 the insn to which the note was originally attached.
4825 2007-01-21 Jan Hubicka <jh@suse.cz>
4827 * ipa-inline.c (inlining_mode): Comment, move up.
4828 (cgraph_decide_inlining_incrementally): Do not perform inlining
4829 itself; fix handling of flattening of self recursive functions.
4830 (cgraph_find_cycles): Remove.
4831 (cgraph_flatten_node): Remove.
4832 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4833 (try_inline): New function.
4834 (cgraph_early_inlining): Update call of
4835 cgraph_decide_inlining_incrementally. Apply inlining here.
4836 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4838 2007-01-21 Dirk Mueller <dmueller@suse.de>
4841 * tree-vrp.c (check_array_bounds): do not warn
4842 about ADDR_EXPR's of ARRAY_REF's which are immediately
4843 used in binary expressions.
4845 2007-01-21 Ira Rosen <irar@il.ibm.com>
4847 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4848 read_write_dep and macros for its access.
4849 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4850 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4851 argument, call vect_check_interleaving for every independent pair of
4852 data-refs. Mark loads that access the same memory location as a store
4854 (vect_check_dependences): Remove.
4855 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4856 call, fix the call to vect_analyze_data_ref_dependence.
4857 (vect_analyze_data_ref_access): For statements that access the same
4858 data-ref, check that they are not stores; for loads, check that there
4859 is no store that access the same location.
4861 2007-01-20 Roger Sayle <roger@eyesopen.com>
4862 Joseph Myers <joseph@codesourcery.com>
4864 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4865 (-fdump-rtl-stack): Likewise.
4866 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4867 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4868 (-mpt-fixed): Use @minus{} for minus sign.
4869 (Using Precompiled Headers): Fix under/overfull hbox.
4871 2007-01-20 Jan Hubicka <jh@suse.cz>
4873 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4874 place within annotation.
4876 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4878 * pa.c (output_move_double): Change array size of xoperands to 4.
4880 2007-01-20 Jan Hubicka <jh@suse.cz>
4882 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4885 2007-01-19 Ian Lance Taylor <iant@google.com>
4887 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4888 constant to unsigned HOST_WIDE_INT before negating.
4890 2007-01-19 Ian Lance Taylor <iant@google.com>
4892 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4894 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4895 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4896 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4897 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4898 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4899 (realloc_vdef, realloc_vuse): Change second parameter to
4901 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4903 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4904 unsigned. Change x and lim locals to unsigned.
4905 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4907 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4908 (copy_virtual_operands): Change i and n locals to unsigned.
4910 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * builtins.c (fold_builtin_1): Handle builtin fdim.
4915 2007-01-20 Jan Hubicka <jh@suse.cz>
4917 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4918 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4919 init_alias_heapvars.
4920 (init_alias_heapvars): Initialize only when not already initialized.
4921 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4923 2007-01-19 Roger Sayle <roger@eyesopen.com>
4925 * common.opt (fsigned-zeros): New command line option.
4926 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4927 of flag_unsafe_math_optimizations.
4928 * opts.c (set_fast_math_flags): The -ffast-math command line option
4929 implies -fno-signed-zeros.
4930 (fast_math_flags_set_p): Likewise.
4932 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4933 the documentation of -ffast-math appropriately. Wrap long lines.
4935 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4937 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4938 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4940 2007-01-19 Tomas Bily <tbily@suse.cz>
4942 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4944 (tree_init_ic_make_global_vars): New function
4945 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4946 (tree_gen_ic_profiler): New function
4947 (tree_gen_ic_func_profiler): New function
4948 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4949 (tree_profile_hooks): Added hook for indirec/virtual calls
4950 * value-prof.c (tree_find_values_to_profile): New case for
4952 (tree_values_to_profile): Call for determining indirect/virtual
4954 (tree_indirect_call_to_profile): New function
4955 (tree_ic_transform): New function
4956 (tree_ic): New function
4957 (find_func_by_pid): New function
4958 (init_pid_map): New function
4959 (tree_value_profile_transformations): Added check for
4960 indirect/virtual call transformation
4961 * value-prof.h (enum hist_type): New counter type for
4962 indirect/virtual calls
4963 (profile_hooks): Added new hook for profiling indirect/virtual
4965 * profile.c (instrument_values): New case for indirect/virtual
4967 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4968 (GCOV_COUNTER_V_INDIR): New counter type
4969 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4970 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4972 * cgraph.c: Definition of cgraph_max_pid
4973 (cgraph_create_node): Default init of pid attribute
4974 * cgraph.h: Declaration of cgraph_max_pid
4975 (struct cgraph_node): Added pid attribute
4976 * libgcov.c (__gcov_indirect_call_profiler): New function
4977 (__gcov_one_value_profiler_body): New function
4978 (__gcov_one_value_profiler): Body was moved to
4979 __gcov_one_value_profiler_body and calls it
4981 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4983 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4984 * gengtype.c (write_types_data, write_func_for_structure,
4985 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4986 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4987 (walk_type, write_func_for_structure): Generate the mark_hook if
4990 2007-01-19 Jan Hubicka <jh@suse.cz>
4992 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4993 'early' argument take inlining mode argument specifying whether to
4994 inline for size/speeed or all functions; add support for flattening;
4996 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4998 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5001 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
5002 the name of the declared identifier.
5004 2007-01-19 Dirk Mueller <dmueller@suse.de>
5006 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
5007 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
5008 duplicate evaluation.
5010 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5012 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
5013 Macroize expander using X87MODEF12 mode macro. Extend operand 1
5014 to XFMode, use acosxf2 and truncate result to requested mode.
5015 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5016 (asin<mode>2): Similarly, with asin expanders.
5017 (*fscalexf4_i387): Rename from *fscalexf4.
5018 (expNcorexf3): New expander.
5019 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
5020 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
5021 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
5022 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
5023 patterns for SSE math.
5024 (exp10<mode>2): Similarly, with exp10 expanders.
5025 (exp2<mode>2): Similarly, with exp2 expanders.
5026 (expm1<mode>2): Similarly, with expm1 expanders.
5027 (ldexp<mode>3): Similarly, with ldexp expanders.
5028 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
5029 Use gen_truncxf<mode>2_i387_noop to truncate result.
5031 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5033 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
5034 for ColdFire targets.
5036 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
5037 Richard Sandiford <richard@codesourcery.com>
5039 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
5040 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
5041 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
5042 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
5043 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5044 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
5046 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5048 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
5049 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
5050 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
5051 (*adddi_dilshr32_cf): New pattern.
5052 (adddi3, subdi3): Remove first alternatives.
5054 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5056 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
5057 implemented using move.l, do not use its cc result for floating-point
5060 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5062 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
5063 from accepting 's' constraints if flag_pic.
5065 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5067 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
5068 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
5069 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
5070 condition from TARGET_68881 to TARGET_HARD_FLOAT.
5072 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
5074 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
5075 ColdFire alternatives.
5076 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
5077 * config/m68k/m68k.md (clzsi2): Define for ColdFire
5078 architectures that support ff1 instruction.
5080 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5081 Julian Brown <julian@codesourcery.com>
5083 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
5084 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
5085 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
5088 2007-01-19 Richard Sandiford <richard@codesourcery.com>
5090 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
5092 (output_move_const_into_data_reg, output_move_simode_const): Delete.
5093 * config/m68k/m68k.c (const_method, const_int_cost): Take a
5094 HOST_WIDE_INT instead of an rtx.
5095 (m68k_rtx_costs): Update call accordingly.
5096 (output_move_const_into_data_reg): Likewise. Fix formatting.
5097 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
5099 (output_move_simode_const): Update calls after above changes.
5100 Rework to use automatic variables and predicates like MEM_P.
5101 * config/m68k/m68k.md (pushexthisi_const): Update call to
5104 2007-01-19 Dirk Mueller <dmueller@suse.de>
5106 * tree-ssa-alias.c (perform_var_substitution): Fix typo
5109 2007-01-19 Richard Guenther <rguenther@suse.de>
5111 * builtins.c (expand_builtin_cexpi): Fall back to expanding
5112 via cexp in case sincos is not available.
5114 2007-01-19 Richard Guenther <rguenther@suse.de>
5116 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
5117 * defaults.h (TARGET_HAS_SINCOS): Default to off.
5118 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
5119 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
5120 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
5121 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
5122 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
5123 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
5125 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
5127 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
5129 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
5130 (atan2xf3): Directly generate RTL pattern.
5131 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
5132 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5133 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5134 disable patterns for SSE math.
5135 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
5136 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
5137 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5138 disable patterns for SSE math.
5140 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
5142 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
5144 2007-01-18 Roger Sayle <roger@eyesopen.com>
5146 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
5147 VIEW_CONVERT_EXPR to the same type as it's operand.
5149 2007-01-18 David Edelsohn <edelsohn@gnu.org>
5151 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
5152 configured for long double 128.
5154 2007-01-18 Mike Stump <mrs@apple.com>
5156 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
5159 2007-01-18 Michael Meissner <michael.meissner@amd.com>
5161 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
5164 2007-01-18 Jan Hubicka <jh@suse.cz>
5166 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
5167 greater than NUM_VOP_FREE_BUCKETS.
5169 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
5171 * tree-ssa-structalias.c: Update comments.
5172 (ptabitmap_obstack): Removed.
5174 (oldpta_obstack): Ditto.
5175 (stats): Add a few members.
5176 (struct variable_info): Remove node, complex, address_taken, and
5177 indirect_target members. Add oldsolution member.
5178 (new_var_info): Do not initialize removed members.
5179 (constraint_expr_type): Remove INCLUDES.
5180 (constraint_graph): Add size, implicit_preds, rep,
5181 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
5182 (FIRST_REF_NODE): New macro.
5183 (LAST_REF_NODE): Ditto.
5184 (FIRST_ADDR_NODE): Ditto.
5185 (find): New function.
5187 (dump_constraint): Do not handle INCLUDES.
5188 (insert_into_complex): Do not insert duplicate constraints.
5189 (condense_varmap_nodes): Renamed and rewritten into ...
5190 (merge_node_constraints): This. Also fix bug in handling of
5191 offseted copy constraints.
5192 (clear_edges_for_node): No longer need to deal with preds at all,
5193 or removing associated preds/succs.
5194 (merge_graph_nodes): Deal with indirect_cycles.
5195 Don't deal with predecessors.
5196 (add_implicit_graph_edge): New function.
5197 (add_pred_graph_edge): Ditto.
5198 (add_graph_edge): Don't deal with predecessors.
5199 (build_constraint_graph): Removed.
5200 (build_pred_graph): New function.
5201 (build_succ_graph): Ditto.
5202 (struct scc_info): Removed in_component. Added roots, dfs, and
5203 node_mapping. Remove visited_index, unification_queue.
5204 (scc_visit): Deal with union-find we do now.
5205 Deal with cycles with REF nodes.
5206 (collapse_nodes): Renamed and rewritten to ...
5207 (unify_nodes): This.
5208 (process_unification_queue): Removed.
5209 (topo_visit): Cleanup
5210 (do_da_constraint): Use find.
5211 (do_sd_constraint): Ditto.
5212 (do_ds_constraint): Ditto.
5213 (do_complex_constraint): Ditto.
5214 (init_scc_info): Update for removed and added members.
5215 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
5216 (find_indirect_cycles): This.
5217 (equivalence_class): New variable.
5218 (label_visit): New function.
5219 (perform_variable_substitution): Rewritten.
5220 (free_var_substitution_info): New function.
5221 (find_equivalent_node): Ditto.
5222 (move_complex_constraints): Ditto.
5223 (eliminate_indirect_cycles): Ditto.
5224 (solve_graph): Only propagate changed bits.
5225 Use indirect cycle elimination.
5227 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
5228 (tree_id_eq): Renamed to ...
5229 (tree_vi_eq): This. Update for member change
5230 (insert_id_for_tree): Renamed and rewritten to ...
5231 (insert_vi_for_tree): This.
5232 (lookup_id_for_tree): Renamed and rewritten to ...
5233 (lookup_vi_for_tree): This.
5234 (get_id_for_tree): Renamed and rewritten to ...
5235 (get_vi_for_tree): Ditto.
5236 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
5237 (process_constraint): Don't handle INCLUDES.
5238 Remove special ADDRESSOF case.
5239 (find_func_aliases): Rewrite to use vi functions instead of id
5241 (create_function_info_for): Ditto.
5242 (create_variable_info_for): Ditto.
5243 (intra_create_variable_infos): Ditto.
5244 (merge_smts_into): Ditto.
5245 (find_what_p_points_to): Ditto.
5246 (init_base_vars): Ditto.
5247 (init_alias_vars): Ditto.
5248 (remove_preds_and_fake_succs): New function.
5249 (dump_sa_points_to_info): Dump new stats.
5250 (dump_solution_for_var): Use find.
5251 (set_used_smts): Fix formatting.
5252 (compute_points_to_sets): Updated for new functions.
5253 (ipa_pta_execute): Ditto.
5255 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5256 Richard Sandiford <richard@codesourcery.com>
5258 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
5260 * calls.c (expand_call): If the return value is a PARALLEL,
5261 extract its first member.
5262 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
5263 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5264 use FUNCTION_EXTRA_EPILOGUE.
5265 (m68k_function_value): Return a PARALLEL if the return value
5266 is of a pointer type.
5267 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
5268 (FUNCTION_EXTRA_EPILOGUE): Remove.
5269 * config/m68k/m68k.md (D0_REG): New constant.
5271 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5273 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
5274 output a NOP for empty epilogues.
5276 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5278 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
5279 before function. Extend register save check to include all
5280 registers, not just integer ones.
5282 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5284 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
5285 (m68k_use_return_insn): ...this.
5286 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
5287 * config/m68k/m68k.c (use_return_insn): Rename to...
5288 (m68k_use_return_insn): ...this.
5289 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
5292 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5294 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
5295 nearest even, fix denormal rounding overflow.
5297 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5299 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
5300 f%$smove and f%$move.
5301 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
5302 (extendsfdf2_cf): Use fdmove instead of f%&move.
5303 (truncdfsf2_cf): Use fsmove instead of f%$smove.
5304 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
5306 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5308 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
5311 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5313 * real.h (real_format): Add a canonical_nan_lsbs_set field.
5314 (coldfire_single_format): Declare.
5315 (coldfire_double_format): Likewise.
5316 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
5317 of qnan_msb_set to determine the lower bits of a canonical
5319 (encode_ieee_double): Likewise.
5320 (encode_ieee_quad): Likewise.
5321 (ieee_single_format): Initialize canonical_nan_lsbs_set.
5322 (mips_single_format): Likewise.
5323 (ieee_double_format): Likewise.
5324 (mips_double_format): Likewise.
5325 (ieee_extended_motorola_format): Likewise.
5326 (ieee_extended_intel_96_format): Likewise.
5327 (ieee_extended_intel_128_format): Likewise.
5328 (ieee_extended_intel_96_round_53_format): Likewise.
5329 (ibm_extended_format): Likewise.
5330 (mips_extended_format): Likewise.
5331 (ieee_quad_format): Likewise.
5332 (mips_quad_format): Likewise.
5333 (vax_f_format): Likewise.
5334 (vax_d_format): Likewise.
5335 (vax_g_format): Likewise.
5336 (i370_single_format): Likewise.
5337 (i370_double_format): Likewise.
5338 (decimal_single_format): Likewise.
5339 (decimal_double_format): Likewise.
5340 (decimal_quad_format): Likewise.
5341 (c4x_single_format): Likewise.
5342 (c4x_extended_format): Likewise.
5343 (real_internal_format): Likewise.
5344 (coldfire_single_format): New real_format.
5345 (coldfire_double_format): Likewise.
5346 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
5347 canonical_nan_lsbs_set.
5348 (pdp11_d_format): Likewise.
5349 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
5350 if TARGET_COLDFIRE_CPU.
5352 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5354 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
5355 (output_call, m68k_legitimize_call_address): Declare.
5356 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
5357 parenthesees. Add support for a 'W' constraint.
5358 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
5359 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
5360 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
5361 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
5363 (override_options): Initialize them. Do not set flag_no_function_cse
5364 for TARGET_ID_SHARED_LIBRARY.
5365 (m68k_output_pic_call): Delete.
5366 (m68k_legitimize_call_address): New function.
5367 (print_operand): Remove the %o prefix. Handle the %p prefix.
5368 (output_call): New function.
5369 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
5370 target address from the GOT if symbolic jumps are not allowed.
5371 * config/m68k/m68k.md (call, general_operand): Do not set
5372 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
5373 Merge separate flag_pic and !flag_pic define_insns into...
5374 (*call, *call_value): ...these new patterns. Match the address
5375 rather than the containing MEM and require it to be a call_operand.
5376 Use output_call to generate the asm template.
5377 * config/m68k/predicates.md (const_call_operand): New predicate.
5378 (call_operand): Likewise.
5380 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5382 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
5383 (STACK_GROWS_DOWNWARD): Define to 1.
5384 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
5385 comments, emphasizing that these values are only defaults.
5386 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
5387 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
5389 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5391 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
5393 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
5394 Richard Sandiford <richard@codesourcery.com>
5396 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
5397 (FP_REGNO_P): New macros.
5398 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
5399 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
5400 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
5401 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
5403 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5405 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5406 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
5408 * config/m68k/t-floatlib: New file, extracting common code from...
5409 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
5410 * config/m68k/t-uclinux: Here.
5411 * config/m68k/fpgnulib.c: Do not compile extendeed precision
5412 routines on ColdFire targets.
5414 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
5416 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5417 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
5418 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
5419 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
5420 explicitly set MOTOROLA to 1.
5421 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
5423 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5424 Nathan Sidwell <nathan@codesourcery.com>
5426 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
5427 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
5428 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
5429 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
5430 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
5431 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
5432 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
5433 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
5434 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
5435 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5436 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
5437 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
5438 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
5439 (DBX_REGISTER_NUMBER): Delete.
5440 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
5441 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
5442 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
5444 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5446 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
5447 * config/flat.h: New file.
5448 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
5450 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
5451 indirect references for -msep-data or -mid-shared-library.
5452 Do not use PC-relative code addresses either.
5453 * config/m68k/m68k.c (override_options): Restrict -fPIC error
5455 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
5456 for shared libraries and crt1.o for executables. Use crti.o and
5458 (ENDFILE_SPEC): Use crtend.o and crtn.o.
5459 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
5460 Do not add -elf2flt or -shared-lib-id options here.
5461 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
5462 Pass -shared-lib-id if -mid-shared-library, taking the library
5463 identifier from -mshared-library-id if given, otherwise
5465 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
5466 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
5467 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
5468 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
5469 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
5470 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
5472 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
5473 jump sequence for ISA A and ISA A+.
5474 (PICJUMP): Likewise.
5476 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5478 * config.gcc (m68k-*-uclinux*): Base the port on the common
5479 and m68k GNU/Linux files rather than on the generic ELF ones.
5480 * config/m68k/uclinux.h (TARGET_VERSION): Override.
5481 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5483 2007-01-18 Julian Brown <julian@codesourcery.com>
5484 Richard Sandiford <richard@codesourcery.com>
5486 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
5487 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5488 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
5490 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
5492 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5494 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5496 * doc/install.texi: Document m68k-uclinuxoldabi.
5497 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
5498 * config/m68k/uclinux-oldabi.h: New file, copied from
5499 config/m68k/uclinux.h.
5501 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
5503 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
5504 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
5505 (m32r_compute_frame_size): Use unsigned for regno.
5506 (m32r_reload_lr): Use gen_frame_mem.
5508 (m32r_output_function_epilogue): Don't output the function epilogue
5510 (m32r_expand_epilogue): New.
5511 (direct_return): Return false if the function has the interrupt
5513 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
5514 * config/m32r/m32r.md (epilogue): New expander.
5515 (return_lr, return_rte): New insns.
5516 (return): Make it expander.
5517 (return_normal): New expander.
5519 2007-01-18 Josh Conner <jconner@apple.com>
5522 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
5523 support for UNLE, UNLT, UNGE, and UNGT.
5525 2007-01-18 Jan Hubicka <jh@suse.cz>
5527 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
5528 * tree-tailcall (add_virtual_phis): Likewise.
5529 (optimize_tail_call): Return TODOs.
5530 (execute_tail_calls): Return TODOs.
5531 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5532 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5534 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5535 Cleanup cfg using TODO.
5536 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5537 * passes.c (execute_function_todo): When cleanup did something, remove
5539 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5540 (make_edges): Don't cleanup_cfg.
5542 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5544 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5545 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5546 operate on the top of stack.
5547 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5548 register handling of instructions that output to the second
5550 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5551 (move_for_stack_reg): Special-case check for dead destination
5552 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5554 * config/i386/i386.md (UNSPEC_TAN): New constant.
5555 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5556 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5557 to correctly model move of constant 1.0 to top stack slot.
5558 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5559 (unnamed peephole2 pattern): Remove corresponding peephole2
5560 pattern that optimizes tan insn and loading of constant 1.0.
5561 (tanxf2): Use fptanxf4_i387.
5562 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5563 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5564 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5565 disable patterns for SSE math.
5566 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5567 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5569 2007-01-18 Dirk Mueller <dmueller@suse.de>
5570 Richard Guenther <rguenther@suse.de>
5573 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5574 * common.opt (Warray-bounds): Add new warning option.
5575 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5577 * Makefile.in: make tree-vrp.o depend on toplev.h
5578 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5580 (check_array_refs, check_array_bounds, check_array_ref): New.
5582 2007-01-18 Jan Hubicka <jh@suse.cz>
5584 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5585 (execute_ssa_ccp): Return flags conditionally.
5586 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5588 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5590 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5592 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5593 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5595 * Makefile.c (GTFILES): Add cfglayout.h.
5596 * gengtype.c (open_base_files): Likewise.
5597 * cfglayout.c (cfg_layout_function_footer,
5598 cfg_layout_function_header) Reindent to make gengtype happy.
5599 * cfglayout.h (cfg_layout_function_footer,
5600 cfg_layout_function_header): Add GTY(()) marker.
5602 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5604 2007-01-18 Ben Elliston <bje@au.ibm.com>
5606 * genautomata.c (write_automata): Include xstrerror output in the
5607 error message if writing the DFA description file fails.
5609 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5611 * config/mips/mips-protos.h (mips_output_external): Make it
5613 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5614 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5615 (extern_list): Likewise.
5616 (extern_head): Likewise.
5617 (TARGET_ASM_FILE_END): Likewise.
5618 (mips_file_end): Likewise.
5619 (mips_output_external): Rewritten.
5621 2007-01-18 Ben Elliston <bje@au.ibm.com>
5623 * genpreds.c (write_insn_preds_c): Only write out the function
5624 body for regclass_for_constraint if we have register constraints.
5626 2007-01-17 Tom Tromey <tromey@redhat.com>
5628 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5629 * doc/install.texi (Testing): Use sourceware.org.
5630 (Binaries): Likewise.
5631 (Specific): Likewise.
5632 * doc/contrib.texi (Contributors): Use sourceware.org.
5634 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5636 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5637 (AVR_ENHANCED): Rename to ...
5638 (AVR_HAVE_MUL): ... new.
5639 (avr_enhanced_p): Rename to ...
5640 (avr_have_mul_p): ... new.
5641 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5642 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5643 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5644 (avr_have_mul_p): ... new.
5645 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5646 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5647 'avr_enhanced_p' and 'enhanced'.
5648 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5649 AVR_HAVE_MUL instead of AVR_ENHANCED.
5650 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5651 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5652 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5653 instead of AVR_ENHANCED.
5654 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5655 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5656 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5658 2007-01-17 Ian Lance Taylor <iant@google.com>
5660 * vec.h (VEC_reserve_exact): Define.
5661 (vec_gc_p_reserve_exact): Declare.
5662 (vec_gc_o_reserve_exact): Declare.
5663 (vec_heap_p_reserve_exact): Declare.
5664 (vec_heap_o_reserve_exact): Declare.
5665 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5667 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5669 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5670 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5671 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5672 * vec.c (calculate_allocation): Add exact parameter. Change all
5674 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5675 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5676 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5677 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5678 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5679 (vec_heap_p_reserve_exact): New function.
5680 (vec_heap_o_reserve_exact): New function.
5682 2007-01-17 Jan Hubicka <jh@suse.cz>
5684 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5686 2007-01-17 Eric Christopher <echristo@apple.com>
5688 * config.gcc: Support core2 processor.
5690 2007-01-16 Jan Hubicka <jh@suse.cz>
5692 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5693 the names, just unlink the chain so we don't crash on dangling pointers
5696 2007-01-16 Jan Hubicka <jh@suse.cz>
5698 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5699 * tree-pass.h: Reorder to make IPA passes appear toegher.
5700 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5701 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5702 parameters, do not call early inliner.
5703 * ipa-inline.c: Update comments. Include tree-flow.h
5704 (cgraph_decide_inlining): Do not compute inlining parameters.
5705 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5706 be called with function context set up.
5707 (pass_ipa_inline): Remove unreachable functions before pass.
5708 (cgraph_early_inlining): Simplify assuming to be called from the
5710 (pass_early_inline): New pass.
5711 (cgraph_gate_ipa_early_inlining): New gate.
5712 (pass_ipa_early_inline): Turn into simple wrapper.
5713 (compute_inline_parameters): New function.
5714 (gate_inline_passes): New gate.
5715 (pass_inline_parameters): New pass.
5716 (apply_inline): Move here from tree-optimize.c
5717 (pass_apply_inline): New pass.
5718 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5720 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5722 (tree_function_versioning): Do not allocate dummy struct function.
5723 * tree-inline.h (optimize_inline_calls): Update prototype.
5724 * tree-optimize.c (execute_fixup_cfg): Export.
5725 (pass_fixup_cfg): Remove
5726 (tree_rest_of_compilation): Do not apply inlines.
5727 * tree-flow.h (execute_fixup_cfg): Declare.
5728 * Makefile.in (gt-passes.c): New.
5729 * passes.c: Include gt-passes.h
5730 (init_optimization_passes): New passes.
5731 (nnodes, order): New static vars.
5732 (do_per_function_toporder): New function.
5733 (execute_one_pass): Dump current pass here.
5734 (execute_ipa_pass_list): Don't dump current pass here.
5736 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5738 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5739 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5741 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5743 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5744 (strong_alias): Define.
5745 (__gcc_qmul): Provide non-FMA for soft-float.
5751 (__gcc_qunord): New.
5761 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5762 soft-float functions.
5763 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5764 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5765 about long double soft float.
5767 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5768 Tehila Meyzels <tehila@il.ibm.com>
5770 * tree-vectorizer.h (is_pattern_stmt_p): New.
5771 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5772 formatting (tabs instead of spaces). Cleanup and clarify setting
5773 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5774 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5775 (vectorizable_type_demotion): Check that types are integral.
5776 (vectorizable_type_promotion): Likewise.
5777 (vectorizable_store): Fix typo. Eliminate new-line at end of
5780 2007-01-16 Jan Hubicka <jh@suse.cz>
5782 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5785 2007-01-15 Eric Christopher <echristo@apple.com>
5787 * ifcvt.c: Include vec.h, vecprim.h.
5788 (check_cond_move_block): New argument regs.
5789 Reorganize. Add registers used to regs.
5790 (cond_move_process_if_block): Use regs set above as
5793 2007-01-15 Eric Christopher <echristo@apple.com>
5795 * config/darwin.h: Update copyright.
5796 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5797 (LINK_COMMAND_SPEC): Add -u.
5798 (LINK_SPEC): Fix umbrella for above.
5800 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5802 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5805 2007-01-15 Tom Tromey <tromey@redhat.com>
5807 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5808 * doc/install.texi (Testing): Don't mention jacks.
5809 (Configuration): Document --enable-java-maintainer-mode. Move
5810 --with-java-home to libgcj-specific section. Document
5812 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5814 2007-01-15 Jan Hubicka <jh@suse.cz>
5816 * tree-ssa-dce.c (DCE_TODOs): New.
5817 (propagate_necessity): Return if something changed.
5818 (eliminate_unnecessary_stmts): Likewise.
5819 (perform_tree_ssa_dce): Return TODO flags when needed.
5820 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5822 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5824 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5825 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5826 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5827 patterns using X87MODEF12 mode macro. Extend operand 1
5828 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5829 (log10<mode>2): Ditto.
5830 (log2<mode>2): Ditto.
5831 (log1p<mode>2): Ditto.
5832 (logb<mode>2): Ditto.
5833 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5834 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5835 (*fxtractxf3_i387): Rename from *fxtractxf3.
5836 (fxtract_extend<mode>xf3_i387): New insn pattern.
5837 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5838 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5839 and gen_fyl2xxf3_i387().
5841 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5843 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5844 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5845 get_loop_exit_edges. Changed return type to bool.
5846 * cfgloop.h (fix_loop_placement): Declaration removed.
5848 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5850 * param.h (MIN_VECT_LOOP_BOUND): New.
5851 * params.def (MIN_VECT_LOOP_BOUND): New.
5852 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5853 argument - minimum threshold for number of iterations.
5854 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5855 argument to declaration.
5856 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5857 MIN_VECT_LOOP_BOUND.
5858 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5859 slpeel_tree_peel_loop_to_edge with additional argument.
5860 (vect_do_peeling_for_alignment): Likewise.
5861 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5863 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5866 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5869 2007-01-14 Jan Hubicka <jh@suse.cz>
5871 * tree-dfa.c (remove_referenced_var): New function.
5872 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5873 prune referenced vars list too.
5874 * tree-flow.h (remove_referenced_var): Declare.
5876 2007-01-14 Jan Hubicka <jh@suse.cz>
5878 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5880 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5881 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5882 * except.h (verify_eh_throw_table_statements): Kill prototype.
5883 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5884 into call exrepssions.
5885 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5887 * tree-cfg.c: Include pointer-set.h.
5888 (verify_node_sharing): Work on pointer set.
5889 (verify_eh_throw_stmt_node): New.
5890 (verify_stmts): Use pointers sets, verify throw_stmt.
5892 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5894 * ipa-reference.c (analyze_function): Consider also addresses taken
5897 2007-01-12 Roger Sayle <roger@eyesopen.com>
5899 * c-typeck.c (null_pointer_constant_p): Replace use of
5900 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5901 (build_c_cast): Likewise.
5903 2007-01-12 Roger Sayle <roger@eyesopen.com>
5905 * tree.h (force_fit_type_double): Remove unused final argument.
5906 * c-common.c (constant_expression_warning): Replace use of
5907 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5908 (convert_and_check): Likewise.
5909 (shorten_compare): Update call to force_fit_type_double.
5910 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5911 * convert.c (convert_to_pointer): Update call to
5912 force_fit_type_double.
5913 * fold-const.c (force_fit_type_double): Remove overflowed_const
5915 (int_const_binop, fold_convert_const_int_from_int,
5916 fold_convert_const_int_from_real, fold_div_compare,
5917 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5918 fold_abs_const, fold_not_const): Remove the final argument from
5919 calls to force_fit_type_double.
5921 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5923 * configure.ac: Set insn to "nop" for spu-*-* also.
5924 * configure: Regenerate.
5926 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5928 * builtins.def : Add BUILT_IN_FREE.
5930 2007-01-12 Jan Hubicka <jh@suse.cz>
5932 PR tree-optimization/30443
5933 * tree-inline.c (tree_function_versioning): Do not optimize when
5934 cloning for inlining.
5936 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5938 * doc/loop.texi: Document recording of loop exits.
5939 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5940 (update_single_exits_after_duplication,
5941 update_single_exit_for_duplicated_loop,
5942 update_single_exit_for_duplicated_loops): Removed.
5943 (duplicate_loop_to_header_edge): Do not call
5944 update_single_exits_after_duplication and
5945 update_single_exit_for_duplicated_loops.
5946 (loop_version): Do not update single_exit information.
5947 (fix_loop_structure): Use record_loop_exits instead of
5948 mark_single_exit_loops.
5949 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5950 the lists of loop exits.
5951 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5952 split_edge, merge_blocks): Update the lists of loop exits.
5953 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5954 loop_optimizer_init.
5955 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5956 of mark_single_exit_loops.
5957 (loop_optimizer_finalize): Call release_recorded_exits.
5958 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5959 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5960 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5961 update single exit information.
5962 * lambda-code.c (perfect_nestify): Ditto.
5963 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5964 (mark_single_exit_loops): Removed.
5965 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5966 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5967 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5969 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5970 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5971 (verify_loop_structure): Verify consistency of the exit lists.
5972 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5973 (set_single_exit): Removed.
5974 * cfgloop.h (struct loop_exit): New function.
5975 (struct loop): single_exit_ field replaced by exits field.
5976 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5977 (struct loops): Added exits hash.
5978 (mark_single_exit_loops, set_single_exit): Declaration removed.
5979 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5981 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5983 * doc/invoke.texi: Avoid use of @headitem.
5985 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5987 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5989 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5991 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5994 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5995 Richard Sandiford <richard@codesourcery.com>
5997 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5998 * config/m68k/m68k.opt: Resort options.
5999 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
6001 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6002 Richard Sandiford <richard@codesourcery.com>
6004 * doc/invoke.texi: Document the macros that are defined by
6005 m68k's -mtune and -mhard-float options.
6006 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
6007 (m68k_cpp_cpu_family): Likewise.
6008 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
6009 of __ucfv*__ macros. Define __mcffpu__ if generating code for
6010 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
6011 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
6012 (m68k_cpp_cpu_family): Likewise.
6014 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6016 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
6017 macros besides mc68000 as tuning macros. Use a switch statement
6018 to set them and mcpu32.
6020 2007-01-12 Julian Brown <julian@codesourcery.com>
6022 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
6023 (TARGET_68040_ONLY): Rename to...
6024 (TARGET_68040): ...this.
6025 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
6026 * config/m68k/m68k.md: Likewise.
6028 2007-01-12 Julian Brown <julian@codesourcery.com>
6029 Nathan Sidwell <nathan@codesourcery.com>
6030 Richard Sandiford <richard@codesourcery.com>
6032 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
6033 the -mcpu= argument associated with the --with-cpu setting.
6034 Define M68K_DEFAULT_TUNE to the default -mtune= option,
6035 if different from the one implied by the -mcpu setting.
6036 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
6037 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
6038 * doc/invoke.texi: Mention ColdFire in the introduction to the
6039 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
6040 -mno-div and -mhard-float options. Make -m68881 a synonym for
6041 -mhard-float. Document the previously-undocumented -m5206e,
6042 -m528x, -m5307 and -m5407 options. Tweak the existing option
6043 documentation for consistency.
6044 * doc/install.texi: Mention new --with-cpu arguments.
6045 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
6046 default CPU if neither -mcpu nor -march are specified.
6047 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
6048 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
6049 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
6050 using m68k_tune to decide between families that implement the
6051 same ISA. Use m68k_tune to set __mcfv4e__.
6052 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
6053 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
6054 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
6055 (FL_ISA_C, FL_ISA_MMU): New macros.
6056 (MASK_COLDFIRE): Delete.
6057 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
6058 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
6059 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
6060 (TARGET_HARD_FLOAT): Do not define here.
6061 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
6062 (TUNE_68000): New macro.
6063 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
6064 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
6065 (TUNE_CFV2): Redefine in terms of m68k_tune.
6066 (uarch_type, target_device, fpu_type): New enums.
6067 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
6068 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
6069 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
6070 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
6071 (FL_FOR_isa_c): New macros.
6072 (m68k_isa): New enum.
6073 (m68k_target_selection): New structure.
6074 (all_devices, all_isas, all_microarchs): New tables.
6075 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
6076 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
6077 (MASK_ALL_CPU_BITS): Delete.
6078 (m68k_find_selection): New function.
6079 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
6080 Map the legacy target options to a combination of the new ones.
6081 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
6082 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
6083 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
6085 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
6086 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
6088 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
6089 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
6090 * config/m68k/m68k-devices.def: New file.
6092 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6093 Nathan Sidwell <nathan@codesourcery.com>
6095 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
6096 (SUBTARGET_EXTRA_SPECS): New macros.
6097 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
6098 use %(asm_cpu_spec) instead.
6099 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
6100 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
6101 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
6102 (EXTRA_SPECS): Rename to...
6103 (SUBTARGET_EXTRA_SPECS): ...this.
6105 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
6106 Richard Sandiford <richard@codesourcery.com>
6107 Julian Brown <julian@codesourcery.com>
6109 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6110 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
6111 to the configuration's default CPU.
6112 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
6113 Remove default masks.
6114 (m680[012]0-*-*): Set the default with_cpu to the first part of
6116 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
6117 (m68k*-*-linux): Extend the --with-cpu handling to...
6118 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
6119 and m68010. Don't set target_cpu_default2.
6120 * doc/install.texi: Document --with-cpu for m68k.
6121 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
6122 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
6123 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
6124 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
6125 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
6126 (ASM_SPEC): Remove use of %(asm_cpu_default).
6127 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
6128 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
6129 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
6130 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
6131 __HAVE_FPU__ if TARGET_HARD_FLOAT.
6132 (TARGET_DEFAULT): Delete.
6133 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
6134 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
6135 (CPP_CPU_SPEC): Delete.
6136 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
6137 the appropriate string.
6138 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
6139 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
6140 (ASM_SPEC): Don't use %(asm_default_spec).
6141 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
6142 TARGET_DEFAULT and add MASK_68881.
6143 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
6145 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6147 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
6148 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
6149 MASK_68010 alongside MASK_68020.
6150 * doc/invoke.texi: Document -m68010.
6151 * config/m68k/m68k.opt (m68010): New.
6152 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
6154 (TUNE_68010): New macro.
6155 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
6156 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
6157 (M68K_CPU_m68332): Add MASK_68010.
6158 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
6159 fallback definition.
6160 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
6162 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
6163 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
6164 to all entries that use MASK_68020.
6165 (output_move_simode_const, output_move_himode, output_move_qimode)
6166 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
6167 instead of TARGET_68020 to select clr behavior. Remove comment
6168 about there being no TARGET_68010.
6169 * config/m68k/m68k.md: Likewise throughout.
6171 2007-01-12 Julian Brown <julian@codesourcery.com>
6173 * config/m68k/m68k.h (TARGET_ISAB): New macro.
6174 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
6175 * config/m68k/m68k.md: Likewise.
6177 2007-01-12 Julian Brown <julian@codesourcery.com>
6179 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
6180 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
6182 2007-01-12 Julian Brown <julian@codesourcery.com>
6184 * config/m68k/m68k.h (TUNE_68040_60): New macro.
6185 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
6186 * config/m68k/m68k.md: Likewise.
6188 2007-01-12 Julian Brown <julian@codesourcery.com>
6189 Richard Sandiford <richard@codesourcery.com>
6191 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
6192 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
6193 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
6195 (TARGET_CPU32): Rename to...
6196 (TUNE_CPU32): ...this.
6197 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
6198 (TUNE_CFV2): New macros.
6199 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
6200 remove conditions that are implied by TARGET_68020.
6201 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
6202 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
6203 (m68k_output_function_epilogue): Likewise.
6204 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
6205 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
6206 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
6207 non-68000 timings. Refactor multiplication and division costs.
6208 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
6209 TUNE_CPU32 instead of TARGET_CPU32.
6210 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
6211 and TUNE_68060 instead of TARGET_68060.
6212 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
6213 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
6215 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
6216 && !TARGET_COLDFIRE" to choose between moveq and clr.
6217 Likewise in the unnamed movsf pattern.
6218 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
6219 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
6222 2007-01-12 Richard Sandiford <richard@codesourcery.com>
6224 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
6225 of tabbing before backslashes.
6227 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6229 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
6230 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
6231 (ASM_OUTPUT_INTERNAL_LABEL): Define.
6233 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6235 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
6236 find_interesting_uses_cond.
6237 (find_interesting_uses_cond): Use extract_cond_operands.
6238 (rewrite_use_compare): Use extract_cond_operands and
6239 force_gimple_operand_bsi. Do not call update_stmt.
6240 (determine_use_iv_cost_condition): Use extract_cond_operands.
6241 Return cheaper of using original bound and changing the exit bound.
6243 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6245 PR tree-optimization/29516
6246 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
6247 most_expensive_mult_to_index, addr_to_parts,
6248 create_mem_ref, maybe_fold_tmr): Make the type of
6249 fields of TARGET_MEM_REF sizetype.
6250 (move_fixed_address_to_symbol, move_pointer_to_base):
6252 * tree.def (TARGET_MEM_REF): Add comment on types of
6255 2007-01-11 Joseph Myers <joseph@codesourcery.com>
6257 * c-common.c (vector_types_convertible_p): Treat opaque types as
6258 always convertible if they have the same size, but not otherwise.
6260 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
6262 * ifcvt.c (struct noce_if_info): Add comments to the fields.
6263 Remove the b_unconditional field.
6264 (noce_try_sign_mask): Do not look at b_unconditional.
6265 (noce_process_if_block): Do not use merge_if_blocks. Update
6266 the CFG here. Do not set b_unconditional.
6267 (cond_move_process_if_block): Likewise.
6268 (find_cond_trap): Likewise.
6269 (check_cond_move_block): Require simple jump insns at the end
6272 2007-01-11 Jan Hubicka <jh@suse.cz>
6274 PR tree-optimization/1046
6275 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
6276 when alias info is not ready.
6277 (pass_tail_recursion): Do not require aliasing.
6278 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
6279 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
6280 * tree-ssa-copy.c (pass_copy_prop): Likewise.
6281 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
6282 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
6283 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
6284 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
6286 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
6287 When aliasing is not build, mark statement as volatile.
6289 2007-01-11 Tom Tromey <tromey@redhat.com>
6291 PR preprocessor/15185, PR preprocessor/20989:
6292 * doc/cppopts.texi <-MT>: Update description of algorithm for
6293 computing default target.
6294 <-M, -MD>: Reword "basename" text.
6296 2007-01-11 Roger Sayle <roger@eyesopen.com>
6298 * builtins.c (expand_builtin_pow, expand_builtin_powi,
6299 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
6300 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6301 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
6302 fold_builtin_bswap, real_constp, fold_builtin_pow,
6303 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
6304 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
6305 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
6306 * convert.c (convert_to_pointer): Likewise.
6307 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
6308 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
6309 const_binop, fold_convert_const_int_from_int,
6310 fold_convert_const_int_from_real,
6311 fold_convert_const_real_from_real, sign_bit_p,
6312 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
6313 fold_sign_changed_comparison, fold_unary, fold_comparison,
6314 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
6315 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
6316 * print-tree.c (print_node_brief, print_node): Likewise.
6317 * stor-layout.c (place_field, layout_type): Likewise.
6318 * tree-chrec.c (keep_cast): Likewise.
6319 * tree.c (build_vector, build_real, build_real_from_int_cst,
6320 build_complex): Likewise.
6322 2007-01-11 Roger Sayle <roger@eyesopen.com>
6324 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
6325 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
6327 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
6329 * configure.ac (strict1_warn): Rename to strict_warn.
6330 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
6331 cc_set_by_configure, quoted_cc_set_by_configure,
6332 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
6333 all_boot_languages, all_stagestuff): Remove.
6334 (target_list): Remove bootstrap targets.
6335 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
6336 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
6337 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
6338 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
6339 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
6340 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
6341 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
6342 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
6343 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
6344 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
6345 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
6346 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
6347 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
6348 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
6349 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
6350 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
6351 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
6352 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
6353 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
6354 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
6355 (mostlyclean): Adjust.
6356 (clean, distclean): Don't mention bootstrap stuff.
6357 * configure: Regenerate.
6358 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
6359 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
6360 treelang/config-lang.in (stagestuff): Remove.
6361 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
6362 stageprofile, stagefeedback, stagestuff): Remove mention.
6364 2007-01-11 Nick Clifton <nickc@redhat.com>
6366 * config/mcore/predicates.md (mcore_general_movesrc_operand):
6368 (mcore_general_movdst_operand): Do not accept CONST_INTs.
6369 (mcore_arith_K_S_operand): Run the test for the S constraint not
6370 the test for the M constraint.
6371 (mcore_addsub_operand): Do not accept integer values that are
6372 larger than 32 bits.
6373 * config/mcore/mcore.md: Remove unused constraints from split.
6374 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
6376 (allocate_stack): Likewise.
6377 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
6378 operands to 32 bits.
6379 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
6381 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
6382 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
6383 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
6384 mcore_output_bclri, mcore_output_andn, output_inline_const,
6385 mcore_output_move, mcore_output_movedouble): Likewise.
6386 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
6387 (output_inline_const): Likewise.
6388 (output_inline_const): Fix format strings used in sprintf
6390 * config/mcore/mcore-protos.h: Update prototypes for changed
6391 functions in mcore.c.
6392 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
6393 HOST_WIDE_INT and not int.
6394 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
6395 CONST_OK_FOR_N): Likewise.
6396 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
6397 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
6400 2007-01-10 Jan Hubicka <jh@suse.cz>
6402 * tree-vrp.c (remove_range_assertions): Release defs.
6403 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
6404 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
6406 2007-01-10 Paul Brook <paul@codesourcery.com>
6408 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
6409 * config/arm/arm.md (mulsi3subsi): New insn.
6411 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
6413 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
6414 (tree_transform_and_unroll_loop): New.
6415 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
6418 2007-01-10 Robert Kennedy <jimbob@google.com>
6420 * fold-const.c (fold_comparison): Fold comparisons like (x *
6421 1000 < 0) to (x < 0).
6423 2007-01-10 Ian Lance Taylor <iant@google.com>
6425 * tree-pretty-print.c (dump_generic_node): Print parentheses when
6426 operands have the same priority.
6428 2007-01-10 Tom Tromey <tromey@redhat.com>
6430 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
6431 (fold_binary): Likewise.
6432 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
6433 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
6434 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
6435 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
6436 * langhooks.h (struct lang_hooks): Removed field
6437 'can_use_bit_fields_p'.
6439 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
6441 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
6443 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
6445 * function.c (get_last_funcdef_no): New function.
6446 * function.h (get_last_funcdef_no): Declare.
6447 * tree-inline.c (initialize_cfun): Add initialization.
6448 (tree_function_versioning): Cleanup.
6450 2007-01-10 Jan Hubicka <jh@suse.cz>
6452 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
6455 2007-01-10 Sa Liu <saliu@de.ibm.com>
6456 Ben Elliston <bje@au.ibm.com>
6458 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
6459 for SAVE_NONLOCAL and Pmode for any other save level.
6460 * spu-protos.h (spu_restore_stack_block): Declare.
6461 * spu.md (save_stack_block): Remove.
6462 (restore_stack_block): Call spu_restore_stack_block.
6463 * spu.c (spu_restore_stack_block): New function.
6464 (spu_expand_epilogue): Remove old comment.
6466 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6468 PR tree-optimization/30322
6469 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
6470 (cand_value_at): Return the value as aff_tree.
6471 (may_eliminate_iv): Convert the bound from aff_tree to tree.
6472 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
6473 aff_combination_mult): New functions.
6474 (aff_combination_add): Use aff_combination_add_cst.
6475 (aff_combination_convert): Allow conversions to a wider type.
6476 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
6477 * tree-affine.h (aff_combination_mult): Declare.
6479 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
6481 * doc/tm.texi: Update documentation to reflect reality of exec
6482 and start file search behaviours. Update copyright year.
6483 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
6484 header file directories.
6486 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
6488 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
6489 (*cosxf2): Rename to cosxf2_i387.
6490 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
6491 using X87MODEF12 mode macro. Rename patterns to
6492 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
6494 (*cosdf2, *cossf2): Ditto.
6495 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
6496 to match extended input operands.
6497 (sincos<mode>3): New expander.
6498 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
6499 insn patterns and corresponding splitters.
6501 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
6503 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
6504 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
6506 2007-01-09 Nicolas Pitre <nico@cam.org>
6509 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
6511 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6513 * target.h (struct gcc_target): New field library_rtti_comdat.
6514 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
6515 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
6516 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
6517 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
6519 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6521 * doc/invoke.texi (Optimize Options): Correct description of -O0.
6523 2007-01-08 Richard Guenther <rguenther@suse.de>
6525 * tree.h (force_fit_type_double): Export.
6526 (force_fit_type): Remove.
6527 * fold-const.c (force_fit_type_double): New function.
6528 (force_fit_type): Remove.
6529 (int_const_binop): Use it.
6530 (fold_convert_const_int_from_int): Likewise.
6531 (fold_convert_const_int_from_real): Likewise.
6532 (fold_div_compare): Likewise.
6533 (fold_sign_changed_comparison): Likewise.
6534 (fold_unary): Likewise.
6535 (fold_negate_const): Likewise.
6536 (fold_abs_const): Likewise.
6537 (fold_not_const): Likewise.
6538 * c-common.c (shorten_compare): Use force_fit_type_double.
6539 * convert.c (convert_to_pointer): Likewise.
6541 2007-01-08 Richard Guenther <rguenther@suse.de>
6543 * tree.h (build_int_cst_wide_type): Export.
6544 * tree.c (build_int_cst_wide_type): New function.
6545 (build_int_cst_wide): Fix comment.
6546 * builtins.c (fold_builtin_object_size): Use build_int_cst
6547 to build -1 or 0 of the correct type. Use fit_double_type
6548 to check for overflow.
6549 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6551 (decode_field_reference): Likewise.
6552 (all_ones_mask_p): Likewise.
6553 (native_interpret_int): Use build_int_cst_wide_type.
6554 (fold_binary): Use build_int_cst_type to build an all-ones
6556 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6558 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6560 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6562 2007-01-09 Ben Elliston <bje@au.ibm.com>
6564 * genautomata.c (STATS_OPTION): New option.
6565 (stats_flag): New flag.
6566 (gen_automata_option): Handle it.
6567 (initiate_automaton_gen): Ditto.
6568 (write_automata): Output statistics only if stats_flag is
6569 set. Likewise, output time statistics only if time_flag is set.
6570 * doc/md.texi (Processor pipeline description): Document new flag.
6572 2007-01-08 Richard Guenther <rguenther@suse.de>
6574 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6575 * tree.c (build_int_cst_type): Likewise.
6576 (size_in_bytes): Don't call force_fit_type on the result.
6577 (int_fits_type_p): Use fit_double_type.
6578 * fold-const.c (fit_double_type): New function.
6579 (force_fit_type): Use it.
6580 * tree.h (fit_double_type): Export.
6582 2007-01-08 Jan Hubicka <jh@suse.cz>
6584 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6585 * ipa.c (function_and_variable_visibility): Fix return type.
6587 2007-01-08 Richard Guenther <rguenther@suse.de>
6589 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6590 of offset to build the index.
6591 * tree-pretty-print.c (dump_generic_node): Don't build negated
6592 const just for printing.
6593 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6594 * builtins.c (fold_builtin_int_roundingfn): Check if result
6595 fits the type by using force_fit_type and comparing the result.
6596 * predict.c (predict_loops): Use compare_tree_int for comparison.
6597 * tree.c (build_int_cst): Fall back to integer_type_node for
6599 (build_int_cst_wide): Assert type is non-null.
6601 2007-01-08 Roberto Costa <roberto.costa@st.com>
6603 * tree-vrp.c (extract_range_from_cond_expr): New.
6604 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6605 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6607 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6608 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6609 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6610 used as expressions.
6611 * tree-object-size.c (cond_expr_object_size): New.
6612 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6614 2007-01-08 Jan Hubicka <jh@suse.cz>
6616 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6617 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6620 2007-01-08 Richard Guenther <rguenther@suse.de>
6622 PR tree-optimization/23603
6623 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6624 (extract_range_from_binary): Fall back to truthvalue instead of
6625 varying for TRUTH_*_EXPR.
6626 (extract_range_from_comparison): Fall back to truthvalue instead of
6628 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6629 if all visited PHI values were constant.
6631 2007-01-08 Jan Hubicka <jh@suse.cz>
6633 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6634 (cgraph_analyze_function): break out from ...
6635 (cgraph_finalize_compilation_unit): ... here.
6636 (cgraph_expand_function): Remove forgoten commented out line.
6637 (cgraph_optimize): Analyze functions.
6639 2007-01-08 Jan Hubicka <jh@suse.cz>
6641 * tree-pas.h (TODO_remove_function): New flag.
6642 (TODO_update*): Renumber.
6643 (pass_ipa_increase_alignment,
6644 pass_ipa_function_and_variable_visibility): New passes.
6645 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6646 (cgraph_function_and_variable_visibility): Move to ipa.c
6647 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6648 cgraph_increase_alignment.
6649 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6650 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6651 calling tree-inline.
6652 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6653 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6654 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6655 (gate_increase_alignment): New function.
6656 (pass_ipa_increase_alignment): New pass.
6657 * ipa.c: Inline tree-pass.h and timevar.h
6658 (function_and_variable_visibility): Move here from cgraphunit.c
6659 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6660 * passes.c (init_optimization_passes): Add the two new passes.
6661 (execute_todo): Handle cgraph_remove_functions.
6663 2007-01-08 Nick Clifton <nickc@redhat.com>
6665 * config/frv/predicates.md (reg_or_0_operand): Accept
6668 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6670 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6671 * config.gcc: Add bfin*-rtems*.
6673 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6675 * c.opt: Add -flax-vector-conversions.
6676 * c-typeck.c (convert_for_assignment): Pass flag to
6677 vector_types_convertible_p to allow emission of note.
6678 (digest_init): Likewise.
6679 * c-opts.c: Handle -flax-vector-conversions.
6680 * c-common.c (flag_lax_vector_conversions): New.
6681 (vector_types_convertible_p): Unless -flax-vector conversions
6682 has been passed, disallow conversions between vectors with
6683 differing numbers of subparts and/or element types. If such
6684 a conversion is disallowed, possibly emit a note on the first
6685 occasion only to inform the user of -flax-vector-conversions.
6686 The new last argument specifies this.
6687 * c-common.h (flag_lax_vector_conversions): New.
6688 (vector_types_convertible_p): Add extra argument.
6689 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6690 char_type_node for V*QI type vectors.
6691 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6692 Update to satisfy new typechecking rules.
6693 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6695 * doc/invoke.texi (C Dialect Options): Document
6696 -flax-vector-conversions.
6698 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6700 PR tree-optimization/29877
6701 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6702 a register variable on the RHS to not be replaceable.
6704 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6705 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6706 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6707 const_simm15, const_pow2, const_npow2): Added.
6708 * config/score/misc.md (insv, extv, extzv, movmemsi,
6709 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6710 * config/score/score.c (score_address_cost, score_select_cc_mode):
6712 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6713 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6714 Update score_print_operand.
6715 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6716 Adjust register allocate order and update some macro define.
6717 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6718 mdx_block_move_straight, mdx_block_move_loop_head,
6719 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6720 mdx_block_move): Added.
6721 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6722 mdp_limm): Updated and fix some bug and typo.
6723 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6724 (movsf, movdf, doloop_end): Added.
6726 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6728 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6729 config/arm/thumb2.md: Fix comment typos.
6730 * doc/extend.texi: Fix a typo.
6732 2007-01-07 Eric Christopher <echristo@apple.com>
6734 * configure.ac: Check for __stack_chk_fail for darwin.
6735 * configure: Regenerate.
6737 2007-01-07 Richard Guenther <rguenther@suse.de>
6739 * tree-vrp.c (extract_range_from_assert): CSE calls to
6740 compare_values where possible.
6741 (extract_range_from_unary_expr): Likewise.
6743 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6745 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6746 * config/avr/avr.c (call_insn_operand): Delete function.
6747 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6748 instead of register number. Use predicates.
6749 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6750 call_insn_operand): Add.
6752 2007-01-06 Jan Hubicka <jh@suse.cz>
6754 * tree-pass.h (pass_build_cgraph_edges): Declare.
6755 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6756 (visited_nodes): Remove.
6757 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6758 build_cgrpah_edges; make visited_nodes local.
6759 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6760 (record_references_in_initializer): Move to cgraphbuild.c
6761 (initialize_inline_failed, rebuild_cgraph_edges,
6762 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6763 (verify_cgraph_node): Make visited_nodes local.
6764 (cgraph_analyze_function): Do not call cgraph_create_edges and
6765 initialize_inline_failed.
6766 (cgraph_expand_function): Do not call cgraph_lower_function;
6767 assert that function is already lowered.
6768 * Makefile.in (cgraphbuild.o): New.
6769 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6770 at the end of lowering passes.
6772 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6774 * ifcvt.c (cond_move_convert_if_block): New function, code
6775 factored out from...
6776 (cond_move_process_if_block): ...here. Call the new function
6777 on the THEN and ELSE blocks.
6778 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6779 already takes care of this.
6781 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6784 * tree.h (TREE_OVERFLOW_P): New.
6785 * c-typeck.c (parser_build_unary_op): Warn only if result
6786 overflowed and operands did not.
6787 (parser_build_binary_op): Likewise.
6788 (convert_for_assignment): Remove redundant overflow_warning.
6789 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6791 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6793 * c-typeck.c (store_init_value): Split over two lines to follow
6794 the GNU coding style.
6796 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6798 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6799 __GXX_EXPERIMENTAL_CXX0X__.
6800 * doc/cpp.texi: Same.
6802 2007-01-05 Richard Guenther <rguenther@suse.de>
6805 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6806 with mismatched types. Instead explicitly build a
6807 conversion NOP_EXPR.
6809 2007-01-05 Ian Lance Taylor <iant@google.com>
6811 * c-common.c (decl_with_nonnull_addr_p): New function.
6812 (c_common_truthvalue_conversion): Call it.
6813 * c-typeck.c (build_binary_op): Likewise.
6814 * c-common.h (decl_with_nonnull_addr_p): Declare.
6816 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6819 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6822 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6824 * doc/install.texi (Final install): Document the fact that
6825 the GNAT runtime should not be stripped.
6827 2007-01-04 Jan Hubicka <jh@suse.cz>
6829 * tree-inline.c (fold_marked_statements): Update operand caches
6830 and EH after folding
6832 2007-01-04 Ian Lance Taylor <iant@google.com>
6834 * c-common.c (check_function_nonnull): Whitespace fix.
6836 2007-01-04 Jan Hubicka <jh@suse.cz>
6838 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6839 comitted older version of patch.
6840 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6841 function, celanup cfg and collect garbage.
6843 2007-01-04 Mike Stump <mrs@apple.com>
6845 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6848 2007-01-04 Eric Christopher <echristo@apple.com>
6850 * libgcc2.c (__bswapsi2): Use SItype.
6851 (__bswapdi2): Use DItype.
6852 * libgcc2.h: Update for above.
6854 2007-01-04 Paul Brook <paul@codesourcery.com>
6856 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6857 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6858 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6859 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6860 umulsi3_highpart): Make conditional on !arm_arch6.
6861 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6862 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6863 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6864 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6865 umulsi3_highpart_v6): New insns.
6867 2007-01-04 Roger Sayle <roger@eyesopen.com>
6869 * fold-const.c (fold_convert): When casting an expression to void,
6870 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6871 have a type. Instead of attempting to build a NOP_EXPR, return
6872 these "special" trees directly.
6874 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6876 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6877 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6878 rs6000_cost->fp not 0 as adjustment for outer NEG.
6880 2007-01-04 Jan Hubicka <jh@suse.cz>
6882 * cgraph.c (cgraph_release_function_body): New function.
6883 (cgraph_remove_node): Use it.
6884 * cgraph.h (cgraph_release_function_body): Declare.
6885 * cgraphunit.c (cgraph_expand_function): Use it.
6886 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6887 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6888 is initialized and while compilation of other function is running.
6889 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6890 statement CFG annotations from here to ...
6891 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6893 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6895 * cfgloop.h (enum li_flags): Make the constants powers of two.
6897 2007-01-04 Jan Hubicka <jh@suse.cz>
6899 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6901 (fold_marked_statements): New function.
6902 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6903 * tree-inline.h (copy_body_data): Add statements_to_fold.
6905 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6907 * config.gcc: Mention libgcc/config.host.
6908 * Makefile.in: Update comments mentioning libgcc.
6909 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6910 (all.cross, start.encap, rest.encap, rest.cross): Update
6911 dependencies for libgcc move.
6912 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6913 (clean-target, clean-target-libgcc): Delete.
6914 (srcdirify, GCC_EXTRA_PARTS): New macros.
6915 (libgcc-support, libgcc.mvars): New rules.
6916 (distclean): Remove mention of mklibgcc.
6917 (install): Don't reference INSTALL_LIBGCC.
6918 (install-common): Don't reference EXTRA_PARTS.
6919 (install-libgcc, install-multilib): Delete rules.
6920 * mklibgcc.in: Delete file.
6921 * doc/configfiles.texi: Don't mention mklibgcc.
6923 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6924 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6925 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6926 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6927 (mklibgcc, ldblspecs): Likewise.
6929 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6930 (posixpre.def): Use $(T).
6931 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6932 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6933 (SHLIB_LINK): Make dummy.
6934 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6936 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6938 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6939 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6940 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6941 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6943 * configure.ac (all_outputs): Remove mklibgcc.
6944 * configure: Regenerated.
6946 2007-01-03 Josh Conner <jconner@apple.com>
6949 * calls.c (compute_argument_addresses): Set stack and stack_slot
6950 for partial args, too.
6951 (store_one_arg): Use locate.size.constant for the size when
6952 generating a save_area.
6954 2007-01-03 Robert Kennedy <jimbob@google.com>
6956 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6957 whose definitions are deleted due to basic block merging.
6959 2007-01-03 Paul Brook <paul@codesourcery.com>
6962 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6964 (use_return_insn): Return 0 for Thumb interrupt functions.
6965 (print_multi_reg): Add rfe argument for IRQ returns.
6966 (arm_output_epilogue): Pop interrupt return address directly into PC.
6967 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6969 2007-01-03 Paul Brook <paul@codesourcery.com>
6971 Merge from sourcerygxx-4_1.
6972 * config/arm/thumb2.md: New file.
6973 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6975 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6976 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6977 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6978 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6980 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6981 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6983 * config/arm/ieee754-sf.S: Ditto.
6984 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6985 (thumb1_base_register_rtx_p): ... to this.
6986 (thumb_index_register_rtx_p): Rename...
6987 (thumb1_index_register_rtx_p): ... to this.
6988 (thumb_output_function_prologue): Rename...
6989 (thumb1_output_function_prologue): ... to this.
6990 (thumb_legitimate_address_p): Rename...
6991 (thumb1_legitimate_address_p): ... to this.
6992 (thumb_rtx_costs): Rename...
6993 (thumb1_rtx_costs): ... to this.
6994 (thumb_compute_save_reg_mask): Rename...
6995 (thumb1_compute_save_reg_mask): ... to this.
6996 (thumb_final_prescan_insn): Rename...
6997 (thumb1_final_prescan_insn): ... to this.
6998 (thumb_expand_epilogue): Rename...
6999 (thumb1_expand_epilogue): ... to this.
7000 (arm_unwind_emit_stm): Rename...
7001 (arm_unwind_emit_sequence): ... to this.
7002 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
7003 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
7004 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
7005 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
7006 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
7007 thumb2_output_casesi): New functions.
7008 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
7009 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
7010 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
7011 THUMB2_WORK_REGS): Define.
7012 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
7013 arm_condexec_mask, arm_condexec_masklen)): New variables.
7014 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
7015 (arm_override_options): Check new CPU capabilities.
7016 Set new architecture flag variables.
7017 (arm_isr_value): Handle v7m interrupt functions.
7018 (user_return_insn): Return 0 for v7m interrupt functions. Handle
7020 (const_ok_for_arm): Handle Thumb-2 constants.
7021 (arm_gen_constant): Ditto. Use movw when available.
7022 (arm_function_ok_for_sibcall): Return false for v7m interrupt
7024 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
7025 (thumb_find_work_register, arm_load_pic_register,
7026 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
7027 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
7028 print_multi_reg, output_mov_long_double_fpa_from_arm,
7029 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
7030 output_mov_double_fpa_from_arm, output_move_double,
7031 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
7032 output_return_instruction, arm_output_function_prologue,
7033 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
7034 arm_output_mi_thunk, thumb_set_return_address): Ditto.
7035 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
7036 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
7037 (arithmetic_instr, shift_op): Use arm_shift_nmem.
7038 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
7040 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
7041 (thumb_expand_prologue): Use thumb_set_frame_pointer.
7042 (arm_file_start): Output directive for unified syntax.
7043 (arm_unwind_emit_set): Handle stack alignment instruction.
7044 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
7045 Add v6t2, v7, v7a, v7r and v7m.
7046 (RETLDM): Add Thumb-2 code.
7047 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
7048 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
7049 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
7050 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
7051 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
7052 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
7053 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
7054 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
7055 ADJUST_INSN_LENGTH): Define.
7056 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
7057 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
7058 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
7059 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
7060 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
7061 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
7062 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
7063 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
7064 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
7065 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
7066 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
7067 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
7068 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
7069 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
7070 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
7071 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
7072 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
7074 * config/arm/arm-tune.md: Regenerate.
7075 * config/arm/arm-protos.h: Update prototypes.
7076 * config/arm/vfp.md: Enable patterns for Thumb-2.
7077 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
7078 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
7079 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
7080 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
7081 * config/arm/libunwind.S: Add Thumb-2 code.
7082 * config/arm/constraints.md: Update include Thumb-2.
7083 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
7084 * config/arm/ieee754-df.S: Ditto.
7085 * config/arm/bpabi.S: Ditto.
7086 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
7087 * config/arm/predicates.md (low_register_operand,
7088 low_reg_or_int_operand, thumb_16bit_operator): New.
7089 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
7090 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
7091 * config/arm/t-arm-elf: Add armv7 multilib.
7092 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
7094 (UNSPEC_STACK_ALIGN, ce_count): New.
7095 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
7096 arm_zero_extendsidi2, arm_zero_extendqidi2): New
7098 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
7099 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
7100 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
7101 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
7102 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
7103 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
7105 * doc/extend.texi: Document ARMv7-M interrupt functions.
7106 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
7108 2007-01-03 Jakub Jelinek <jakub@redhat.com>
7110 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
7111 (struct _Unwind_Context): Rename args_size to flags, remove
7112 signal_frame field, add a new args_size field and version field.
7113 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
7114 _Unwind_IsExtendedContext): New inline functions.
7115 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
7116 Assume by_value array is only present if _Unwind_IsExtendedContext.
7117 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
7118 _Unwind_IsSignalFrame.
7119 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
7120 (uw_update_context_1): Use _Unwind_SetSignalFrame.
7121 (uw_init_context_1): Initialize context->flags to
7122 EXTENDED_CONTEXT_BIT.
7123 * config/rs6000/linux-unwind.h (frob_update_context): Use
7124 _Unwind_SetSignalFrame.
7126 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7129 * gimplify.c (gimplify_modify_expr_complex_part): Move below
7130 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
7133 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
7135 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
7136 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
7137 RET, AT_SP): Remove.
7138 * config/i386/i386.md (*sse_prologue_save_insn): Use return
7141 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7142 * cfgbuild.c (find_basic_blocks): Likewise.
7143 * cfgrtl.c (rtl_create_basic_block): Likewise.
7144 * function.c (temp_slots_at_level): Likewise.
7145 * reg-stack.c (stack_regs_mentioned): Likewise.
7146 * regclass.c (allocate_reg_info): Likewise.
7147 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7148 set_bb_for_stmt, move_block_to_fn): Likewise.
7149 * tree-complex.c (tree_lower_complex): Likewise.
7150 * vec.h (VEC_safe_grow_cleared): New.
7152 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
7154 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
7156 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
7157 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
7159 * cfgloopmanip.c (scale_loop_frequencies): Export.
7160 (loopify): Scale the frequencies by prescribed coefficients.
7161 (set_zero_probability): New function.
7162 (duplicate_loop_to_header_edge): Improve updating of frequencies.
7163 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
7164 and frequencies according to arguments.
7165 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
7167 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
7168 * modulo-sched.c (sms_schedule): Set probabilities for entering
7169 versioned loop correctly.
7170 * tree-vect-transform.c (vect_transform_loop): Ditto.
7171 * cfgloop.h (loopify, loop_version): Declaration changed.
7172 (scale_loop_frequencies): Declared.
7174 2007-01-02 Jan Hubicka <jh@suse.cz>
7176 * cgraph.c: Include tree-flow.h
7177 (cgraph_add_new-function): Handle IPA_SSA mode; execute
7179 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
7180 * tree-pass.h (pass_all_early_optimizations): Declare.
7181 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
7183 (cgraph_analyze_function): Do early_local_passes.
7184 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7185 Do not add referenced vars.
7186 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
7188 (gate_all_early_local_passes): New gate.
7189 (pass_early_local_passes): Use new gate.
7190 (execute_early_local_optimizations): New functions.
7191 (gate_all_early_optimizations): New gate.
7192 (pass_all_early_optimizations): New pass.
7193 (execute_free_datastructures): Free SSA only when initialized.
7194 (gate_init_datastructures): Init only when optimizing.
7195 (tree_lowering_passes): Do early local passes when called late.
7196 * tree-profile.c (do_tree_profiling): Don't profile functions added
7198 (do_early_tree_profiling, pass_early_tree_profile): Kill.
7199 * tree-cfg.c (update_modified_stmts): Do not update when operands are
7201 * passes.c (init_optimizations_passes): Reorder so we go into SSA
7202 during early_local_passes.
7203 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
7206 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7208 * Makefile.in: Update copyright year.
7210 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
7212 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
7213 in $(lang_checks) and check-consistency targets.
7215 2007-01-02 Jan Hubicka <jh@suse.cz>
7217 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
7218 Do not add referenced vars.
7219 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
7221 * passes.c (init_optimization_passes): Put mudflap_2 after
7222 free_datastructures.
7224 2007-01-02 Jan Hubicka <jh@suse.cz>
7226 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
7227 Set NOTHROW flag on call statements proved to be nothrow.
7228 Update statement of local calls so new pure/const functions are
7229 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
7231 (tree_rest_of_compilation): Register hooks and initialize bitmap
7232 early. Do not set after_inlining flag.
7234 2007-01-02 Steve Ellcey <sje@cup.hp.com>
7236 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
7237 HOST_BITS_PER_LONGLONG
7239 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7242 * c-typeck.c (store_init_value): Don't emit pedantic overflow
7243 warning for non-static initializers.
7245 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
7247 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
7248 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
7249 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
7250 Always use set_unique_reg_note to add REG_EQUAL notes.
7252 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7255 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7257 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7258 * cfgbuild.c (find_basic_blocks): Likewise.
7259 * cfgrtl.c (rtl_create_basic_block): Likewise.
7260 * function.c (temp_slots_at_level): Likewise.
7261 * reg-stack.c (stack_regs_mentioned): Likewise.
7262 * regclass.c (allocate_reg_info): Likewise.
7263 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7264 set_bb_for_stmt, move_block_to_fn): Likewise.
7265 * tree-complex.c (tree_lower_complex): Likewise.
7266 * vec.h (VEC_safe_grow_cleared): New.
7268 2007-01-02 Ian Lance Taylor <iant@google.com>
7270 * c-common.c (c_common_truthvalue_conversion): When warning about
7271 using an assignment as a truth value, set TREE_NO_WARNING.
7273 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7276 * c.opt (Wold-style-declaration): New.
7277 * doc/invoke.texi (C-only Warning Options): New.
7278 (Wold-style-declaration): Document it.
7279 (Wextra): Enabled by -Wextra.
7280 * c-opts.c (c_common_post_options): Enabled by -Wextra.
7281 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
7282 -Wold-style-declaration.
7284 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
7286 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
7287 * cfgbuild.c (find_basic_blocks): Likewise.
7288 * cfgrtl.c (rtl_create_basic_block): Likewise.
7289 * function.c (temp_slots_at_level): Likewise.
7290 * reg-stack.c (stack_regs_mentioned): Likewise.
7291 * regclass.c (allocate_reg_info): Likewise.
7292 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
7293 set_bb_for_stmt, move_block_to_fn): Likewise.
7294 * tree-complex.c (tree_lower_complex): Likewise.
7295 * vec.h (VEC_safe_grow_cleared): New.
7297 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
7299 * c-common.c (c_common_nodes_and_builtins): Since variants of
7300 void_type_node get built before it is given a name, we need to
7301 give those variants the name, too.
7302 (complete_array_type): We need to work with the canonical main
7303 type of the array, from which we will build the qualified version.
7304 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
7305 * print-tree.c (print_node): Display canonical type information
7307 * stor-layout.c (layout_type): When we don't know the
7308 alignment of a type for which we're building an array, we end up
7309 guessing wrong, so make the type require structural equality.
7310 * tree.c (make_node_stat): When we build a new type, it is its
7312 (build_type_attribute_qual_variant): When building an attribute
7313 variant, its canonical type is the non-attribute variant. However,
7314 if the attributes are target-dependent and they differ, we need to
7315 use structural equality checks for this type.
7316 (build_qualified_type): A qualified type is not equivalent to its
7317 unqualified variant; set the canonical type appropriately.
7318 (build_distinct_type_copy): When building a distinct type from
7319 another type, the new type is its own canonical type.
7320 (build_variant_type_copy): When building a new type variant, we
7321 assume that it is equivalent to the original type.
7322 (build_pointer_type_for_mode): When building a pointer type, also
7323 build a canonical type pointer.
7324 (build_reference_type_for_mode): When building a reference type,
7325 also build a canonical type reference.
7326 (build_index_type): When we can't hash an index type (e.g.,
7327 because its maximum value is negative), the index type requires
7328 structural equality tests.
7329 (build_array_type): Build the canonical form of an array type.
7330 (build_function_type): Function types require structural equality,
7331 because they contain default arguments, attributes, etc.
7332 (build_method_type_directly): Ditto for method types.
7333 (build_offset_type): Build the canonical offset type.
7334 (build_complex_type): Build the canonical vector type.
7335 (make_vector_type): Build the canonical vector type.
7336 * tree.h (TYPE_CANONICAL): New.
7337 (TYPE_STRUCTURAL_EQUALITY_P): New.
7338 (SET_TYPE_STRUCTURAL_EQUALITY): New.
7339 (struct tree_type): Added "canonical" field.
7340 * params.h (VERIFY_CANONICAL_TYPES): New.
7341 * doc/c-tree.texi (TYPE_CANONICAL): Document.
7342 (TYPE_STRUCTURAL_EQUALITY_P): Document.
7343 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
7344 * doc/invoke.texi (verify-canonical-types): Document --param
7345 parameter for verifying canonical types.
7347 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7349 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
7350 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
7351 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
7352 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
7354 * config/rs6000/e500.h: New.
7355 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
7356 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
7358 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
7359 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
7360 TARGET_E500_DOUBLE): Remove.
7361 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
7362 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
7363 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
7364 * config/rs6000/rs6000.c (rs6000_override_options): Use
7367 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7369 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
7370 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
7371 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
7372 rs6000_emit_cmove): Don't check TARGET_E500.
7373 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
7374 sordered): Don't check TARGET_E500.
7376 2007-01-01 Eric Christopher <echristo@apple.com>
7378 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
7379 HARD_REGISTER_NUM_P.
7381 2007-01-01 Roger Sayle <roger@eyesopen.com>
7383 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
7384 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
7385 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
7388 2007-01-01 Mike Stump <mrs@apple.com>
7390 * configure.ac: Remove support for building with Apple's gcc-3.1.
7392 2007-01-02 Joseph Myers <joseph@codesourcery.com>
7395 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
7396 REG is a hard register. Do not modify REG before calling
7398 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
7399 multiple of the size of YMODE for certain lowpart cases.
7401 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7404 * gimplify (voidify_wrapper_expr): Update for
7407 2007-01-01 Andreas Schwab <schwab@suse.de>
7410 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
7411 save of BR0 in extra_spill_size instead of spill_size.
7412 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
7414 (ia64_expand_epilogue): Restore BR0 from its new location.
7416 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7418 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
7419 Use a temporary variable if the left hand side is not a gimple
7422 2007-01-01 Andrew Pinski <pinskia@gmail.com>
7424 * gimplify.c (gimplify_return_expr): Make the temporary variable
7425 for the return expression, a gimple register variable.
7427 2007-01-01 Jan Hubicka <jh@suse.cz>
7429 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
7432 2007-01-01 Mike Stump <mrs@apple.com>
7434 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
7436 * config/darwin.c (machopic_select_rtx_section): Use
7438 (darwin_mergeable_constant_section): Likewise.
7439 * configure: Regenerate.
7440 * config.in: Regenerate.
7442 2007-01-01 Jan Hubicka <jh@suse.cz>
7443 Andrew Pinski <pinskia@gmail.com>
7445 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
7446 before starting IPA passes.